diff options
Diffstat (limited to 'src/dpdk_lib18/librte_cmdline')
23 files changed, 5388 insertions, 0 deletions
diff --git a/src/dpdk_lib18/librte_cmdline/Makefile b/src/dpdk_lib18/librte_cmdline/Makefile new file mode 100755 index 00000000..7eae4493 --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/Makefile @@ -0,0 +1,63 @@ +# BSD LICENSE +# +# Copyright(c) 2010-2014 Intel Corporation. All rights reserved. +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in +# the documentation and/or other materials provided with the +# distribution. +# * Neither the name of Intel Corporation nor the names of its +# contributors may be used to endorse or promote products derived +# from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +include $(RTE_SDK)/mk/rte.vars.mk + +# library name +LIB = librte_cmdline.a + +CFLAGS += $(WERROR_FLAGS) -I$(SRCDIR) -O3 + +# all source are stored in SRCS-y +SRCS-$(CONFIG_RTE_LIBRTE_CMDLINE) := cmdline.c +SRCS-$(CONFIG_RTE_LIBRTE_CMDLINE) += cmdline_cirbuf.c +SRCS-$(CONFIG_RTE_LIBRTE_CMDLINE) += cmdline_parse.c +SRCS-$(CONFIG_RTE_LIBRTE_CMDLINE) += cmdline_parse_etheraddr.c +SRCS-$(CONFIG_RTE_LIBRTE_CMDLINE) += cmdline_parse_ipaddr.c +SRCS-$(CONFIG_RTE_LIBRTE_CMDLINE) += cmdline_parse_num.c +SRCS-$(CONFIG_RTE_LIBRTE_CMDLINE) += cmdline_parse_string.c +SRCS-$(CONFIG_RTE_LIBRTE_CMDLINE) += cmdline_rdline.c +SRCS-$(CONFIG_RTE_LIBRTE_CMDLINE) += cmdline_vt100.c +SRCS-$(CONFIG_RTE_LIBRTE_CMDLINE) += cmdline_socket.c +SRCS-$(CONFIG_RTE_LIBRTE_CMDLINE) += cmdline_parse_portlist.c + +CFLAGS += -D_GNU_SOURCE + +# install includes +INCS := cmdline.h cmdline_parse.h cmdline_parse_num.h cmdline_parse_ipaddr.h +INCS += cmdline_parse_etheraddr.h cmdline_parse_string.h cmdline_rdline.h +INCS += cmdline_vt100.h cmdline_socket.h cmdline_cirbuf.h cmdline_parse_portlist.h +SYMLINK-$(CONFIG_RTE_LIBRTE_CMDLINE)-include := $(INCS) + +# this lib needs eal +DEPDIRS-$(CONFIG_RTE_LIBRTE_CMDLINE) += lib/librte_eal + +include $(RTE_SDK)/mk/rte.lib.mk diff --git a/src/dpdk_lib18/librte_cmdline/cmdline.c b/src/dpdk_lib18/librte_cmdline/cmdline.c new file mode 100755 index 00000000..e61c4f2c --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline.c @@ -0,0 +1,264 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <stdio.h> +#include <string.h> +#include <unistd.h> +#include <stdlib.h> +#include <stdarg.h> +#include <inttypes.h> +#include <fcntl.h> +#include <errno.h> +#include <termios.h> +#include <netinet/in.h> + +#include <rte_string_fns.h> + +#include "cmdline_parse.h" +#include "cmdline_rdline.h" +#include "cmdline.h" + +static void +cmdline_valid_buffer(struct rdline *rdl, const char *buf, + __attribute__((unused)) unsigned int size) +{ + struct cmdline *cl = rdl->opaque; + int ret; + ret = cmdline_parse(cl, buf); + if (ret == CMDLINE_PARSE_AMBIGUOUS) + cmdline_printf(cl, "Ambiguous command\n"); + else if (ret == CMDLINE_PARSE_NOMATCH) + cmdline_printf(cl, "Command not found\n"); + else if (ret == CMDLINE_PARSE_BAD_ARGS) + cmdline_printf(cl, "Bad arguments\n"); +} + +static int +cmdline_complete_buffer(struct rdline *rdl, const char *buf, + char *dstbuf, unsigned int dstsize, + int *state) +{ + struct cmdline *cl = rdl->opaque; + return cmdline_complete(cl, buf, state, dstbuf, dstsize); +} + +int +cmdline_write_char(struct rdline *rdl, char c) +{ + int ret = -1; + struct cmdline *cl; + + if (!rdl) + return -1; + + cl = rdl->opaque; + + if (cl->s_out >= 0) + ret = write(cl->s_out, &c, 1); + + return ret; +} + + +void +cmdline_set_prompt(struct cmdline *cl, const char *prompt) +{ + if (!cl || !prompt) + return; + snprintf(cl->prompt, sizeof(cl->prompt), "%s", prompt); +} + +struct cmdline * +cmdline_new(cmdline_parse_ctx_t *ctx, const char *prompt, int s_in, int s_out) +{ + struct cmdline *cl; + + if (!ctx || !prompt) + return NULL; + + cl = malloc(sizeof(struct cmdline)); + if (cl == NULL) + return NULL; + memset(cl, 0, sizeof(struct cmdline)); + cl->s_in = s_in; + cl->s_out = s_out; + cl->ctx = ctx; + + rdline_init(&cl->rdl, cmdline_write_char, + cmdline_valid_buffer, cmdline_complete_buffer); + cl->rdl.opaque = cl; + cmdline_set_prompt(cl, prompt); + rdline_newline(&cl->rdl, cl->prompt); + + return cl; +} + +void +cmdline_free(struct cmdline *cl) +{ + dprintf("called\n"); + + if (!cl) + return; + + if (cl->s_in > 2) + close(cl->s_in); + if (cl->s_out != cl->s_in && cl->s_out > 2) + close(cl->s_out); + free(cl); +} + +void +cmdline_printf(const struct cmdline *cl, const char *fmt, ...) +{ + va_list ap; + + if (!cl || !fmt) + return; + +#ifdef _GNU_SOURCE + if (cl->s_out < 0) + return; + va_start(ap, fmt); + vdprintf(cl->s_out, fmt, ap); + va_end(ap); +#else + int ret; + char *buf; + + if (cl->s_out < 0) + return; + + buf = malloc(BUFSIZ); + if (buf == NULL) + return; + va_start(ap, fmt); + ret = vsnprintf(buf, BUFSIZ, fmt, ap); + va_end(ap); + if (ret < 0) + return; + if (ret >= BUFSIZ) + ret = BUFSIZ - 1; + write(cl->s_out, buf, ret); + free(buf); +#endif +} + +int +cmdline_in(struct cmdline *cl, const char *buf, int size) +{ + const char *history, *buffer; + size_t histlen, buflen; + int ret = 0; + int i, same; + + if (!cl || !buf) + return -1; + + for (i=0; i<size; i++) { + ret = rdline_char_in(&cl->rdl, buf[i]); + + if (ret == RDLINE_RES_VALIDATED) { + buffer = rdline_get_buffer(&cl->rdl); + history = rdline_get_history_item(&cl->rdl, 0); + if (history) { + histlen = strnlen(history, RDLINE_BUF_SIZE); + same = !memcmp(buffer, history, histlen) && + buffer[histlen] == '\n'; + } + else + same = 0; + buflen = strnlen(buffer, RDLINE_BUF_SIZE); + if (buflen > 1 && !same) + rdline_add_history(&cl->rdl, buffer); + rdline_newline(&cl->rdl, cl->prompt); + } + else if (ret == RDLINE_RES_EOF) + return -1; + else if (ret == RDLINE_RES_EXITED) + return -1; + } + return i; +} + +void +cmdline_quit(struct cmdline *cl) +{ + if (!cl) + return; + rdline_quit(&cl->rdl); +} + +void +cmdline_interact(struct cmdline *cl) +{ + char c; + + if (!cl) + return; + + c = -1; + while (1) { + if (read(cl->s_in, &c, 1) <= 0) + break; + if (cmdline_in(cl, &c, 1) < 0) + break; + } +} diff --git a/src/dpdk_lib18/librte_cmdline/cmdline.h b/src/dpdk_lib18/librte_cmdline/cmdline.h new file mode 100755 index 00000000..06ae0866 --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline.h @@ -0,0 +1,91 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _CMDLINE_H_ +#define _CMDLINE_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +struct cmdline { + int s_in; + int s_out; + cmdline_parse_ctx_t *ctx; + struct rdline rdl; + char prompt[RDLINE_PROMPT_SIZE]; + struct termios oldterm; +}; + +struct cmdline *cmdline_new(cmdline_parse_ctx_t *ctx, const char *prompt, int s_in, int s_out); +void cmdline_set_prompt(struct cmdline *cl, const char *prompt); +void cmdline_free(struct cmdline *cl); +void cmdline_printf(const struct cmdline *cl, const char *fmt, ...) + __attribute__((format(printf,2,3))); +int cmdline_in(struct cmdline *cl, const char *buf, int size); +int cmdline_write_char(struct rdline *rdl, char c); +void cmdline_interact(struct cmdline *cl); +void cmdline_quit(struct cmdline *cl); + +#ifdef __cplusplus +} +#endif + +#endif /* _CMDLINE_SOCKET_H_ */ diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_cirbuf.c b/src/dpdk_lib18/librte_cmdline/cmdline_cirbuf.c new file mode 100755 index 00000000..b9f9f4bc --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_cirbuf.c @@ -0,0 +1,467 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <string.h> +#include <errno.h> +#include <stdio.h> + +#include "cmdline_cirbuf.h" + + +int +cirbuf_init(struct cirbuf *cbuf, char *buf, unsigned int start, unsigned int maxlen) +{ + if (!cbuf || !buf) + return -EINVAL; + cbuf->maxlen = maxlen; + cbuf->len = 0; + cbuf->start = start; + cbuf->end = start; + cbuf->buf = buf; + return 0; +} + +/* multiple add */ + +int +cirbuf_add_buf_head(struct cirbuf *cbuf, const char *c, unsigned int n) +{ + unsigned int e; + + if (!cbuf || !c || !n || n > CIRBUF_GET_FREELEN(cbuf)) + return -EINVAL; + + e = CIRBUF_IS_EMPTY(cbuf) ? 1 : 0; + + if (n < cbuf->start + e) { + dprintf("s[%d] -> d[%d] (%d)\n", 0, cbuf->start - n + e, n); + memcpy(cbuf->buf + cbuf->start - n + e, c, n); + } + else { + dprintf("s[%d] -> d[%d] (%d)\n", + n - (cbuf->start + e), 0, + cbuf->start + e); + dprintf("s[%d] -> d[%d] (%d)\n", cbuf->maxlen - n + + (cbuf->start + e), 0, n - (cbuf->start + e)); + memcpy(cbuf->buf, c + n - (cbuf->start + e) , cbuf->start + e); + memcpy(cbuf->buf + cbuf->maxlen - n + (cbuf->start + e), c, + n - (cbuf->start + e)); + } + cbuf->len += n; + cbuf->start += (cbuf->maxlen - n + e); + cbuf->start %= cbuf->maxlen; + return n; +} + +/* multiple add */ + +int +cirbuf_add_buf_tail(struct cirbuf *cbuf, const char *c, unsigned int n) +{ + unsigned int e; + + if (!cbuf || !c || !n || n > CIRBUF_GET_FREELEN(cbuf)) + return -EINVAL; + + e = CIRBUF_IS_EMPTY(cbuf) ? 1 : 0; + + if (n < cbuf->maxlen - cbuf->end - 1 + e) { + dprintf("s[%d] -> d[%d] (%d)\n", 0, cbuf->end + !e, n); + memcpy(cbuf->buf + cbuf->end + !e, c, n); + } + else { + dprintf("s[%d] -> d[%d] (%d)\n", cbuf->end + !e, 0, + cbuf->maxlen - cbuf->end - 1 + e); + dprintf("s[%d] -> d[%d] (%d)\n", cbuf->maxlen - cbuf->end - 1 + + e, 0, n - cbuf->maxlen + cbuf->end + 1 - e); + memcpy(cbuf->buf + cbuf->end + !e, c, cbuf->maxlen - + cbuf->end - 1 + e); + memcpy(cbuf->buf, c + cbuf->maxlen - cbuf->end - 1 + e, + n - cbuf->maxlen + cbuf->end + 1 - e); + } + cbuf->len += n; + cbuf->end += n - e; + cbuf->end %= cbuf->maxlen; + return n; +} + +/* add at head */ + +static inline void +__cirbuf_add_head(struct cirbuf * cbuf, char c) +{ + if (!CIRBUF_IS_EMPTY(cbuf)) { + cbuf->start += (cbuf->maxlen - 1); + cbuf->start %= cbuf->maxlen; + } + cbuf->buf[cbuf->start] = c; + cbuf->len ++; +} + +int +cirbuf_add_head_safe(struct cirbuf * cbuf, char c) +{ + if (cbuf && !CIRBUF_IS_FULL(cbuf)) { + __cirbuf_add_head(cbuf, c); + return 0; + } + return -EINVAL; +} + +void +cirbuf_add_head(struct cirbuf * cbuf, char c) +{ + __cirbuf_add_head(cbuf, c); +} + +/* add at tail */ + +static inline void +__cirbuf_add_tail(struct cirbuf * cbuf, char c) +{ + if (!CIRBUF_IS_EMPTY(cbuf)) { + cbuf->end ++; + cbuf->end %= cbuf->maxlen; + } + cbuf->buf[cbuf->end] = c; + cbuf->len ++; +} + +int +cirbuf_add_tail_safe(struct cirbuf * cbuf, char c) +{ + if (cbuf && !CIRBUF_IS_FULL(cbuf)) { + __cirbuf_add_tail(cbuf, c); + return 0; + } + return -EINVAL; +} + +void +cirbuf_add_tail(struct cirbuf * cbuf, char c) +{ + __cirbuf_add_tail(cbuf, c); +} + + +static inline void +__cirbuf_shift_left(struct cirbuf *cbuf) +{ + unsigned int i; + char tmp = cbuf->buf[cbuf->start]; + + for (i=0 ; i<cbuf->len ; i++) { + cbuf->buf[(cbuf->start+i)%cbuf->maxlen] = + cbuf->buf[(cbuf->start+i+1)%cbuf->maxlen]; + } + cbuf->buf[(cbuf->start-1+cbuf->maxlen)%cbuf->maxlen] = tmp; + cbuf->start += (cbuf->maxlen - 1); + cbuf->start %= cbuf->maxlen; + cbuf->end += (cbuf->maxlen - 1); + cbuf->end %= cbuf->maxlen; +} + +static inline void +__cirbuf_shift_right(struct cirbuf *cbuf) +{ + unsigned int i; + char tmp = cbuf->buf[cbuf->end]; + + for (i=0 ; i<cbuf->len ; i++) { + cbuf->buf[(cbuf->end+cbuf->maxlen-i)%cbuf->maxlen] = + cbuf->buf[(cbuf->end+cbuf->maxlen-i-1)%cbuf->maxlen]; + } + cbuf->buf[(cbuf->end+1)%cbuf->maxlen] = tmp; + cbuf->start += 1; + cbuf->start %= cbuf->maxlen; + cbuf->end += 1; + cbuf->end %= cbuf->maxlen; +} + +/* XXX we could do a better algorithm here... */ +int +cirbuf_align_left(struct cirbuf * cbuf) +{ + if (!cbuf) + return -EINVAL; + + if (cbuf->start < cbuf->maxlen/2) { + while (cbuf->start != 0) { + __cirbuf_shift_left(cbuf); + } + } + else { + while (cbuf->start != 0) { + __cirbuf_shift_right(cbuf); + } + } + + return 0; +} + +/* XXX we could do a better algorithm here... */ +int +cirbuf_align_right(struct cirbuf * cbuf) +{ + if (!cbuf) + return -EINVAL; + + if (cbuf->start >= cbuf->maxlen/2) { + while (cbuf->end != cbuf->maxlen-1) { + __cirbuf_shift_left(cbuf); + } + } + else { + while (cbuf->start != cbuf->maxlen-1) { + __cirbuf_shift_right(cbuf); + } + } + + return 0; +} + +/* buffer del */ + +int +cirbuf_del_buf_head(struct cirbuf *cbuf, unsigned int size) +{ + if (!cbuf || !size || size > CIRBUF_GET_LEN(cbuf)) + return -EINVAL; + + cbuf->len -= size; + if (CIRBUF_IS_EMPTY(cbuf)) { + cbuf->start += size - 1; + cbuf->start %= cbuf->maxlen; + } + else { + cbuf->start += size; + cbuf->start %= cbuf->maxlen; + } + return 0; +} + +/* buffer del */ + +int +cirbuf_del_buf_tail(struct cirbuf *cbuf, unsigned int size) +{ + if (!cbuf || !size || size > CIRBUF_GET_LEN(cbuf)) + return -EINVAL; + + cbuf->len -= size; + if (CIRBUF_IS_EMPTY(cbuf)) { + cbuf->end += (cbuf->maxlen - size + 1); + cbuf->end %= cbuf->maxlen; + } + else { + cbuf->end += (cbuf->maxlen - size); + cbuf->end %= cbuf->maxlen; + } + return 0; +} + +/* del at head */ + +static inline void +__cirbuf_del_head(struct cirbuf * cbuf) +{ + cbuf->len --; + if (!CIRBUF_IS_EMPTY(cbuf)) { + cbuf->start ++; + cbuf->start %= cbuf->maxlen; + } +} + +int +cirbuf_del_head_safe(struct cirbuf * cbuf) +{ + if (cbuf && !CIRBUF_IS_EMPTY(cbuf)) { + __cirbuf_del_head(cbuf); + return 0; + } + return -EINVAL; +} + +void +cirbuf_del_head(struct cirbuf * cbuf) +{ + __cirbuf_del_head(cbuf); +} + +/* del at tail */ + +static inline void +__cirbuf_del_tail(struct cirbuf * cbuf) +{ + cbuf->len --; + if (!CIRBUF_IS_EMPTY(cbuf)) { + cbuf->end += (cbuf->maxlen - 1); + cbuf->end %= cbuf->maxlen; + } +} + +int +cirbuf_del_tail_safe(struct cirbuf * cbuf) +{ + if (cbuf && !CIRBUF_IS_EMPTY(cbuf)) { + __cirbuf_del_tail(cbuf); + return 0; + } + return -EINVAL; +} + +void +cirbuf_del_tail(struct cirbuf * cbuf) +{ + __cirbuf_del_tail(cbuf); +} + +/* convert to buffer */ + +int +cirbuf_get_buf_head(struct cirbuf *cbuf, char *c, unsigned int size) +{ + unsigned int n; + + if (!cbuf || !c) + return -EINVAL; + + n = (size < CIRBUF_GET_LEN(cbuf)) ? size : CIRBUF_GET_LEN(cbuf); + + if (!n) + return 0; + + if (cbuf->start <= cbuf->end) { + dprintf("s[%d] -> d[%d] (%d)\n", cbuf->start, 0, n); + memcpy(c, cbuf->buf + cbuf->start , n); + } + else { + /* check if we need to go from end to the beginning */ + if (n <= cbuf->maxlen - cbuf->start) { + dprintf("s[%d] -> d[%d] (%d)\n", 0, cbuf->start, n); + memcpy(c, cbuf->buf + cbuf->start , n); + } + else { + dprintf("s[%d] -> d[%d] (%d)\n", cbuf->start, 0, + cbuf->maxlen - cbuf->start); + dprintf("s[%d] -> d[%d] (%d)\n", 0, cbuf->maxlen - cbuf->start, + n - cbuf->maxlen + cbuf->start); + memcpy(c, cbuf->buf + cbuf->start , cbuf->maxlen - cbuf->start); + memcpy(c + cbuf->maxlen - cbuf->start, cbuf->buf, + n - cbuf->maxlen + cbuf->start); + } + } + return n; +} + +/* convert to buffer */ + +int +cirbuf_get_buf_tail(struct cirbuf *cbuf, char *c, unsigned int size) +{ + unsigned int n; + + if (!cbuf || !c) + return -EINVAL; + + n = (size < CIRBUF_GET_LEN(cbuf)) ? size : CIRBUF_GET_LEN(cbuf); + + if (!n) + return 0; + + if (cbuf->start <= cbuf->end) { + dprintf("s[%d] -> d[%d] (%d)\n", cbuf->end - n + 1, 0, n); + memcpy(c, cbuf->buf + cbuf->end - n + 1, n); + } + else { + /* check if we need to go from end to the beginning */ + if (n <= cbuf->end + 1) { + dprintf("s[%d] -> d[%d] (%d)\n", 0, cbuf->end - n + 1, n); + memcpy(c, cbuf->buf + cbuf->end - n + 1, n); + } + else { + dprintf("s[%d] -> d[%d] (%d)\n", 0, + cbuf->maxlen - cbuf->start, cbuf->end + 1); + dprintf("s[%d] -> d[%d] (%d)\n", + cbuf->maxlen - n + cbuf->end + 1, 0, n - cbuf->end - 1); + memcpy(c + cbuf->maxlen - cbuf->start, + cbuf->buf, cbuf->end + 1); + memcpy(c, cbuf->buf + cbuf->maxlen - n + cbuf->end +1, + n - cbuf->end - 1); + } + } + return n; +} + +/* get head or get tail */ + +char +cirbuf_get_head(struct cirbuf * cbuf) +{ + return cbuf->buf[cbuf->start]; +} + +/* get head or get tail */ + +char +cirbuf_get_tail(struct cirbuf * cbuf) +{ + return cbuf->buf[cbuf->end]; +} + diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_cirbuf.h b/src/dpdk_lib18/librte_cmdline/cmdline_cirbuf.h new file mode 100755 index 00000000..6321dec5 --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_cirbuf.h @@ -0,0 +1,245 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _CIRBUF_H_ +#define _CIRBUF_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * This structure is the header of a cirbuf type. + */ +struct cirbuf { + unsigned int maxlen; /**< total len of the fifo (number of elements) */ + unsigned int start; /**< indice of the first elt */ + unsigned int end; /**< indice of the last elt */ + unsigned int len; /**< current len of fifo */ + char *buf; +}; + +#ifdef RTE_LIBRTE_CMDLINE_DEBUG +#define dprintf_(fmt, ...) printf("line %3.3d - " fmt "%.0s", __LINE__, __VA_ARGS__) +#define dprintf(...) dprintf_(__VA_ARGS__, "dummy") +#else +#define dprintf(...) (void)0 +#endif + + +/** + * Init the circular buffer + */ +int cirbuf_init(struct cirbuf *cbuf, char *buf, unsigned int start, unsigned int maxlen); + + +/** + * Return 1 if the circular buffer is full + */ +#define CIRBUF_IS_FULL(cirbuf) ((cirbuf)->maxlen == (cirbuf)->len) + +/** + * Return 1 if the circular buffer is empty + */ +#define CIRBUF_IS_EMPTY(cirbuf) ((cirbuf)->len == 0) + +/** + * return current size of the circular buffer (number of used elements) + */ +#define CIRBUF_GET_LEN(cirbuf) ((cirbuf)->len) + +/** + * return size of the circular buffer (used + free elements) + */ +#define CIRBUF_GET_MAXLEN(cirbuf) ((cirbuf)->maxlen) + +/** + * return the number of free elts + */ +#define CIRBUF_GET_FREELEN(cirbuf) ((cirbuf)->maxlen - (cirbuf)->len) + +/** + * Iterator for a circular buffer + * c: struct cirbuf pointer + * i: an integer type internally used in the macro + * e: char that takes the value for each iteration + */ +#define CIRBUF_FOREACH(c, i, e) \ + for ( i=0, e=(c)->buf[(c)->start] ; \ + i<((c)->len) ; \ + i ++, e=(c)->buf[((c)->start+i)%((c)->maxlen)]) + + +/** + * Add a character at head of the circular buffer. Return 0 on success, or + * a negative value on error. + */ +int cirbuf_add_head_safe(struct cirbuf *cbuf, char c); + +/** + * Add a character at head of the circular buffer. You _must_ check that you + * have enough free space in the buffer before calling this func. + */ +void cirbuf_add_head(struct cirbuf *cbuf, char c); + +/** + * Add a character at tail of the circular buffer. Return 0 on success, or + * a negative value on error. + */ +int cirbuf_add_tail_safe(struct cirbuf *cbuf, char c); + +/** + * Add a character at tail of the circular buffer. You _must_ check that you + * have enough free space in the buffer before calling this func. + */ +void cirbuf_add_tail(struct cirbuf *cbuf, char c); + +/** + * Remove a char at the head of the circular buffer. Return 0 on + * success, or a negative value on error. + */ +int cirbuf_del_head_safe(struct cirbuf *cbuf); + +/** + * Remove a char at the head of the circular buffer. You _must_ check + * that buffer is not empty before calling the function. + */ +void cirbuf_del_head(struct cirbuf *cbuf); + +/** + * Remove a char at the tail of the circular buffer. Return 0 on + * success, or a negative value on error. + */ +int cirbuf_del_tail_safe(struct cirbuf *cbuf); + +/** + * Remove a char at the tail of the circular buffer. You _must_ check + * that buffer is not empty before calling the function. + */ +void cirbuf_del_tail(struct cirbuf *cbuf); + +/** + * Return the head of the circular buffer. You _must_ check that + * buffer is not empty before calling the function. + */ +char cirbuf_get_head(struct cirbuf *cbuf); + +/** + * Return the tail of the circular buffer. You _must_ check that + * buffer is not empty before calling the function. + */ +char cirbuf_get_tail(struct cirbuf *cbuf); + +/** + * Add a buffer at head of the circular buffer. 'c' is a pointer to a + * buffer, and n is the number of char to add. Return the number of + * copied bytes on success, or a negative value on error. + */ +int cirbuf_add_buf_head(struct cirbuf *cbuf, const char *c, unsigned int n); + +/** + * Add a buffer at tail of the circular buffer. 'c' is a pointer to a + * buffer, and n is the number of char to add. Return the number of + * copied bytes on success, or a negative value on error. + */ +int cirbuf_add_buf_tail(struct cirbuf *cbuf, const char *c, unsigned int n); + +/** + * Remove chars at the head of the circular buffer. Return 0 on + * success, or a negative value on error. + */ +int cirbuf_del_buf_head(struct cirbuf *cbuf, unsigned int size); + +/** + * Remove chars at the tail of the circular buffer. Return 0 on + * success, or a negative value on error. + */ +int cirbuf_del_buf_tail(struct cirbuf *cbuf, unsigned int size); + +/** + * Copy a maximum of 'size' characters from the head of the circular + * buffer to a flat one pointed by 'c'. Return the number of copied + * chars. + */ +int cirbuf_get_buf_head(struct cirbuf *cbuf, char *c, unsigned int size); + +/** + * Copy a maximum of 'size' characters from the tail of the circular + * buffer to a flat one pointed by 'c'. Return the number of copied + * chars. + */ +int cirbuf_get_buf_tail(struct cirbuf *cbuf, char *c, unsigned int size); + + +/** + * Set the start of the data to the index 0 of the internal buffer. + */ +int cirbuf_align_left(struct cirbuf *cbuf); + +/** + * Set the end of the data to the last index of the internal buffer. + */ +int cirbuf_align_right(struct cirbuf *cbuf); + +#ifdef __cplusplus +} +#endif + +#endif /* _CIRBUF_H_ */ diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_parse.c b/src/dpdk_lib18/librte_cmdline/cmdline_parse.c new file mode 100755 index 00000000..dfc885cf --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_parse.c @@ -0,0 +1,564 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <stdio.h> +#include <stdarg.h> +#include <errno.h> +#include <string.h> +#include <inttypes.h> +#include <ctype.h> +#include <termios.h> + +#include <netinet/in.h> + +#include <rte_string_fns.h> + +#include "cmdline_rdline.h" +#include "cmdline_parse.h" +#include "cmdline.h" + +#ifdef RTE_LIBRTE_CMDLINE_DEBUG +#define debug_printf printf +#else +#define debug_printf(args...) do {} while(0) +#endif + +#define CMDLINE_BUFFER_SIZE 64 + +/* isblank() needs _XOPEN_SOURCE >= 600 || _ISOC99_SOURCE, so use our + * own. */ +static int +isblank2(char c) +{ + if (c == ' ' || + c == '\t' ) + return 1; + return 0; +} + +static int +isendofline(char c) +{ + if (c == '\n' || + c == '\r' ) + return 1; + return 0; +} + +static int +iscomment(char c) +{ + if (c == '#') + return 1; + return 0; +} + +int +cmdline_isendoftoken(char c) +{ + if (!c || iscomment(c) || isblank2(c) || isendofline(c)) + return 1; + return 0; +} + +static unsigned int +nb_common_chars(const char * s1, const char * s2) +{ + unsigned int i=0; + + while (*s1==*s2 && *s1) { + s1++; + s2++; + i++; + } + return i; +} + +/** + * try to match the buffer with an instruction (only the first + * nb_match_token tokens if != 0). Return 0 if we match all the + * tokens, else the number of matched tokens, else -1. + */ +static int +match_inst(cmdline_parse_inst_t *inst, const char *buf, + unsigned int nb_match_token, void *resbuf, unsigned resbuf_size) +{ + unsigned int token_num=0; + cmdline_parse_token_hdr_t * token_p; + unsigned int i=0; + int n = 0; + struct cmdline_token_hdr token_hdr; + + token_p = inst->tokens[token_num]; + if (token_p) + memcpy(&token_hdr, token_p, sizeof(token_hdr)); + + /* check if we match all tokens of inst */ + while (token_p && (!nb_match_token || i<nb_match_token)) { + debug_printf("TK\n"); + /* skip spaces */ + while (isblank2(*buf)) { + buf++; + } + + /* end of buf */ + if ( isendofline(*buf) || iscomment(*buf) ) + break; + + if (resbuf == NULL) { + n = token_hdr.ops->parse(token_p, buf, NULL, 0); + } else { + unsigned rb_sz; + + if (token_hdr.offset > resbuf_size) { + printf("Parse error(%s:%d): Token offset(%u) " + "exceeds maximum size(%u)\n", + __FILE__, __LINE__, + token_hdr.offset, resbuf_size); + return -ENOBUFS; + } + rb_sz = resbuf_size - token_hdr.offset; + + n = token_hdr.ops->parse(token_p, buf, (char *)resbuf + + token_hdr.offset, rb_sz); + } + + if (n < 0) + break; + + debug_printf("TK parsed (len=%d)\n", n); + i++; + buf += n; + + token_num ++; + token_p = inst->tokens[token_num]; + if (token_p) + memcpy(&token_hdr, token_p, sizeof(token_hdr)); + } + + /* does not match */ + if (i==0) + return -1; + + /* in case we want to match a specific num of token */ + if (nb_match_token) { + if (i == nb_match_token) { + return 0; + } + return i; + } + + /* we don't match all the tokens */ + if (token_p) { + return i; + } + + /* are there are some tokens more */ + while (isblank2(*buf)) { + buf++; + } + + /* end of buf */ + if ( isendofline(*buf) || iscomment(*buf) ) + return 0; + + /* garbage after inst */ + return i; +} + + +int +cmdline_parse(struct cmdline *cl, const char * buf) +{ + unsigned int inst_num=0; + cmdline_parse_inst_t *inst; + const char *curbuf; + char result_buf[CMDLINE_PARSE_RESULT_BUFSIZE]; + void (*f)(void *, struct cmdline *, void *) = NULL; + void *data = NULL; + int comment = 0; + int linelen = 0; + int parse_it = 0; + int err = CMDLINE_PARSE_NOMATCH; + int tok; + cmdline_parse_ctx_t *ctx; +#ifdef RTE_LIBRTE_CMDLINE_DEBUG + char debug_buf[BUFSIZ]; +#endif + + if (!cl || !buf) + return CMDLINE_PARSE_BAD_ARGS; + + ctx = cl->ctx; + + /* + * - look if the buffer contains at least one line + * - look if line contains only spaces or comments + * - count line length + */ + curbuf = buf; + while (! isendofline(*curbuf)) { + if ( *curbuf == '\0' ) { + debug_printf("Incomplete buf (len=%d)\n", linelen); + return 0; + } + if ( iscomment(*curbuf) ) { + comment = 1; + } + if ( ! isblank2(*curbuf) && ! comment) { + parse_it = 1; + } + curbuf++; + linelen++; + } + + /* skip all endofline chars */ + while (isendofline(buf[linelen])) { + linelen++; + } + + /* empty line */ + if ( parse_it == 0 ) { + debug_printf("Empty line (len=%d)\n", linelen); + return linelen; + } + +#ifdef RTE_LIBRTE_CMDLINE_DEBUG + snprintf(debug_buf, (linelen>64 ? 64 : linelen), "%s", buf); + debug_printf("Parse line : len=%d, <%s>\n", linelen, debug_buf); +#endif + + /* parse it !! */ + inst = ctx[inst_num]; + while (inst) { + debug_printf("INST %d\n", inst_num); + + /* fully parsed */ + tok = match_inst(inst, buf, 0, result_buf, sizeof(result_buf)); + + if (tok > 0) /* we matched at least one token */ + err = CMDLINE_PARSE_BAD_ARGS; + + else if (!tok) { + debug_printf("INST fully parsed\n"); + /* skip spaces */ + while (isblank2(*curbuf)) { + curbuf++; + } + + /* if end of buf -> there is no garbage after inst */ + if (isendofline(*curbuf) || iscomment(*curbuf)) { + if (!f) { + memcpy(&f, &inst->f, sizeof(f)); + memcpy(&data, &inst->data, sizeof(data)); + } + else { + /* more than 1 inst matches */ + err = CMDLINE_PARSE_AMBIGUOUS; + f=NULL; + debug_printf("Ambiguous cmd\n"); + break; + } + } + } + + inst_num ++; + inst = ctx[inst_num]; + } + + /* call func */ + if (f) { + f(result_buf, cl, data); + } + + /* no match */ + else { + debug_printf("No match err=%d\n", err); + return err; + } + + return linelen; +} + +int +cmdline_complete(struct cmdline *cl, const char *buf, int *state, + char *dst, unsigned int size) +{ + const char *partial_tok = buf; + unsigned int inst_num = 0; + cmdline_parse_inst_t *inst; + cmdline_parse_token_hdr_t *token_p; + struct cmdline_token_hdr token_hdr; + char tmpbuf[CMDLINE_BUFFER_SIZE], comp_buf[CMDLINE_BUFFER_SIZE]; + unsigned int partial_tok_len; + int comp_len = -1; + int tmp_len = -1; + int nb_token = 0; + unsigned int i, n; + int l; + unsigned int nb_completable; + unsigned int nb_non_completable; + int local_state = 0; + const char *help_str; + cmdline_parse_ctx_t *ctx; + + if (!cl || !buf || !state || !dst) + return -1; + + ctx = cl->ctx; + + debug_printf("%s called\n", __func__); + memset(&token_hdr, 0, sizeof(token_hdr)); + + /* count the number of complete token to parse */ + for (i=0 ; buf[i] ; i++) { + if (!isblank2(buf[i]) && isblank2(buf[i+1])) + nb_token++; + if (isblank2(buf[i]) && !isblank2(buf[i+1])) + partial_tok = buf+i+1; + } + partial_tok_len = strnlen(partial_tok, RDLINE_BUF_SIZE); + + /* first call -> do a first pass */ + if (*state <= 0) { + debug_printf("try complete <%s>\n", buf); + debug_printf("there is %d complete tokens, <%s> is incomplete\n", + nb_token, partial_tok); + + nb_completable = 0; + nb_non_completable = 0; + + inst = ctx[inst_num]; + while (inst) { + /* parse the first tokens of the inst */ + if (nb_token && match_inst(inst, buf, nb_token, NULL, 0)) + goto next; + + debug_printf("instruction match\n"); + token_p = inst->tokens[nb_token]; + if (token_p) + memcpy(&token_hdr, token_p, sizeof(token_hdr)); + + /* non completable */ + if (!token_p || + !token_hdr.ops->complete_get_nb || + !token_hdr.ops->complete_get_elt || + (n = token_hdr.ops->complete_get_nb(token_p)) == 0) { + nb_non_completable++; + goto next; + } + + debug_printf("%d choices for this token\n", n); + for (i=0 ; i<n ; i++) { + if (token_hdr.ops->complete_get_elt(token_p, i, + tmpbuf, + sizeof(tmpbuf)) < 0) + continue; + + /* we have at least room for one char */ + tmp_len = strnlen(tmpbuf, sizeof(tmpbuf)); + if (tmp_len < CMDLINE_BUFFER_SIZE - 1) { + tmpbuf[tmp_len] = ' '; + tmpbuf[tmp_len+1] = 0; + } + + debug_printf(" choice <%s>\n", tmpbuf); + + /* does the completion match the + * beginning of the word ? */ + if (!strncmp(partial_tok, tmpbuf, + partial_tok_len)) { + if (comp_len == -1) { + snprintf(comp_buf, sizeof(comp_buf), + "%s", tmpbuf + partial_tok_len); + comp_len = + strnlen(tmpbuf + partial_tok_len, + sizeof(tmpbuf) - partial_tok_len); + + } + else { + comp_len = + nb_common_chars(comp_buf, + tmpbuf+partial_tok_len); + comp_buf[comp_len] = 0; + } + nb_completable++; + } + } + next: + debug_printf("next\n"); + inst_num ++; + inst = ctx[inst_num]; + } + + debug_printf("total choices %d for this completion\n", + nb_completable); + + /* no possible completion */ + if (nb_completable == 0 && nb_non_completable == 0) + return 0; + + /* if multichoice is not required */ + if (*state == 0 && partial_tok_len > 0) { + /* one or several choices starting with the + same chars */ + if (comp_len > 0) { + if ((unsigned)(comp_len + 1) > size) + return 0; + + snprintf(dst, size, "%s", comp_buf); + dst[comp_len] = 0; + return 2; + } + } + } + + /* init state correctly */ + if (*state == -1) + *state = 0; + + debug_printf("Multiple choice STATE=%d\n", *state); + + inst_num = 0; + inst = ctx[inst_num]; + while (inst) { + /* we need to redo it */ + inst = ctx[inst_num]; + + if (nb_token && match_inst(inst, buf, nb_token, NULL, 0)) + goto next2; + + token_p = inst->tokens[nb_token]; + if (token_p) + memcpy(&token_hdr, token_p, sizeof(token_hdr)); + + /* one choice for this token */ + if (!token_p || + !token_hdr.ops->complete_get_nb || + !token_hdr.ops->complete_get_elt || + (n = token_hdr.ops->complete_get_nb(token_p)) == 0) { + if (local_state < *state) { + local_state++; + goto next2; + } + (*state)++; + if (token_p && token_hdr.ops->get_help) { + token_hdr.ops->get_help(token_p, tmpbuf, + sizeof(tmpbuf)); + help_str = inst->help_str; + if (help_str) + snprintf(dst, size, "[%s]: %s", tmpbuf, + help_str); + else + snprintf(dst, size, "[%s]: No help", + tmpbuf); + } + else { + snprintf(dst, size, "[RETURN]"); + } + return 1; + } + + /* several choices */ + for (i=0 ; i<n ; i++) { + if (token_hdr.ops->complete_get_elt(token_p, i, tmpbuf, + sizeof(tmpbuf)) < 0) + continue; + /* we have at least room for one char */ + tmp_len = strnlen(tmpbuf, sizeof(tmpbuf)); + if (tmp_len < CMDLINE_BUFFER_SIZE - 1) { + tmpbuf[tmp_len] = ' '; + tmpbuf[tmp_len + 1] = 0; + } + + debug_printf(" choice <%s>\n", tmpbuf); + + /* does the completion match the beginning of + * the word ? */ + if (!strncmp(partial_tok, tmpbuf, + partial_tok_len)) { + if (local_state < *state) { + local_state++; + continue; + } + (*state)++; + l=snprintf(dst, size, "%s", tmpbuf); + if (l>=0 && token_hdr.ops->get_help) { + token_hdr.ops->get_help(token_p, tmpbuf, + sizeof(tmpbuf)); + help_str = inst->help_str; + if (help_str) + snprintf(dst+l, size-l, "[%s]: %s", + tmpbuf, help_str); + else + snprintf(dst+l, size-l, + "[%s]: No help", tmpbuf); + } + + return 1; + } + } + next2: + inst_num ++; + inst = ctx[inst_num]; + } + return 0; +} + diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_parse.h b/src/dpdk_lib18/librte_cmdline/cmdline_parse.h new file mode 100755 index 00000000..4b25c456 --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_parse.h @@ -0,0 +1,191 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _CMDLINE_PARSE_H_ +#define _CMDLINE_PARSE_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +#ifndef offsetof +#define offsetof(type, field) ((size_t) &( ((type *)0)->field) ) +#endif + +/* return status for parsing */ +#define CMDLINE_PARSE_SUCCESS 0 +#define CMDLINE_PARSE_AMBIGUOUS -1 +#define CMDLINE_PARSE_NOMATCH -2 +#define CMDLINE_PARSE_BAD_ARGS -3 + +/* return status for completion */ +#define CMDLINE_PARSE_COMPLETE_FINISHED 0 +#define CMDLINE_PARSE_COMPLETE_AGAIN 1 +#define CMDLINE_PARSE_COMPLETED_BUFFER 2 + +/* maximum buffer size for parsed result */ +#define CMDLINE_PARSE_RESULT_BUFSIZE 8192 + +/** + * Stores a pointer to the ops struct, and the offset: the place to + * write the parsed result in the destination structure. + */ +struct cmdline_token_hdr { + struct cmdline_token_ops *ops; + unsigned int offset; +}; +typedef struct cmdline_token_hdr cmdline_parse_token_hdr_t; + +/** + * A token is defined by this structure. + * + * parse() takes the token as first argument, then the source buffer + * starting at the token we want to parse. The 3rd arg is a pointer + * where we store the parsed data (as binary). It returns the number of + * parsed chars on success and a negative value on error. + * + * complete_get_nb() returns the number of possible values for this + * token if completion is possible. If it is NULL or if it returns 0, + * no completion is possible. + * + * complete_get_elt() copy in dstbuf (the size is specified in the + * parameter) the i-th possible completion for this token. returns 0 + * on success or and a negative value on error. + * + * get_help() fills the dstbuf with the help for the token. It returns + * -1 on error and 0 on success. + */ +struct cmdline_token_ops { + /** parse(token ptr, buf, res pts, buf len) */ + int (*parse)(cmdline_parse_token_hdr_t *, const char *, void *, + unsigned int); + /** return the num of possible choices for this token */ + int (*complete_get_nb)(cmdline_parse_token_hdr_t *); + /** return the elt x for this token (token, idx, dstbuf, size) */ + int (*complete_get_elt)(cmdline_parse_token_hdr_t *, int, char *, + unsigned int); + /** get help for this token (token, dstbuf, size) */ + int (*get_help)(cmdline_parse_token_hdr_t *, char *, unsigned int); +}; + +struct cmdline; +/** + * Store a instruction, which is a pointer to a callback function and + * its parameter that is called when the instruction is parsed, a help + * string, and a list of token composing this instruction. + */ +struct cmdline_inst { + /* f(parsed_struct, data) */ + void (*f)(void *, struct cmdline *, void *); + void *data; + const char *help_str; + cmdline_parse_token_hdr_t *tokens[]; +}; +typedef struct cmdline_inst cmdline_parse_inst_t; + +/** + * A context is identified by its name, and contains a list of + * instruction + * + */ +typedef cmdline_parse_inst_t *cmdline_parse_ctx_t; + +/** + * Try to parse a buffer according to the specified context. The + * argument buf must ends with "\n\0". The function returns + * CMDLINE_PARSE_AMBIGUOUS, CMDLINE_PARSE_NOMATCH or + * CMDLINE_PARSE_BAD_ARGS on error. Else it calls the associated + * function (defined in the context) and returns 0 + * (CMDLINE_PARSE_SUCCESS). + */ +int cmdline_parse(struct cmdline *cl, const char *buf); + +/** + * complete() must be called with *state==0 (try to complete) or + * with *state==-1 (just display choices), then called without + * modifying *state until it returns CMDLINE_PARSE_COMPLETED_BUFFER or + * CMDLINE_PARSE_COMPLETED_BUFFER. + * + * It returns < 0 on error. + * + * Else it returns: + * - CMDLINE_PARSE_COMPLETED_BUFFER on completion (one possible + * choice). In this case, the chars are appended in dst buffer. + * - CMDLINE_PARSE_COMPLETE_AGAIN if there is several possible + * choices. In this case, you must call the function again, + * keeping the value of state intact. + * - CMDLINE_PARSE_COMPLETED_BUFFER when the iteration is + * finished. The dst is not valid for this last call. + * + * The returned dst buf ends with \0. + */ +int cmdline_complete(struct cmdline *cl, const char *buf, int *state, + char *dst, unsigned int size); + + +/* return true if(!c || iscomment(c) || isblank(c) || + * isendofline(c)) */ +int cmdline_isendoftoken(char c); + +#ifdef __cplusplus +} +#endif + +#endif /* _CMDLINE_PARSE_H_ */ diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_parse_etheraddr.c b/src/dpdk_lib18/librte_cmdline/cmdline_parse_etheraddr.c new file mode 100755 index 00000000..64ae86c7 --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_parse_etheraddr.c @@ -0,0 +1,180 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <stdio.h> +#include <stdlib.h> +#include <stdarg.h> +#include <errno.h> +#include <inttypes.h> +#include <ctype.h> +#include <string.h> +#include <errno.h> +#include <sys/types.h> +#include <net/ethernet.h> + +#include <rte_string_fns.h> + +#include "cmdline_parse.h" +#include "cmdline_parse_etheraddr.h" + +struct cmdline_token_ops cmdline_token_etheraddr_ops = { + .parse = cmdline_parse_etheraddr, + .complete_get_nb = NULL, + .complete_get_elt = NULL, + .get_help = cmdline_get_help_etheraddr, +}; + +/* the format can be either XX:XX:XX:XX:XX:XX or XXXX:XXXX:XXXX */ +#define ETHER_ADDRSTRLENLONG 18 +#define ETHER_ADDRSTRLENSHORT 15 + +#ifdef __linux__ +#define ea_oct ether_addr_octet +#else +#define ea_oct octet +#endif + + +static struct ether_addr * +my_ether_aton(const char *a) +{ + int i; + char *end; + unsigned long o[ETHER_ADDR_LEN]; + static struct ether_addr ether_addr; + + i = 0; + do { + errno = 0; + o[i] = strtoul(a, &end, 16); + if (errno != 0 || end == a || (end[0] != ':' && end[0] != 0)) + return (NULL); + a = end + 1; + } while (++i != sizeof (o) / sizeof (o[0]) && end[0] != 0); + + /* Junk at the end of line */ + if (end[0] != 0) + return (NULL); + + /* Support the format XX:XX:XX:XX:XX:XX */ + if (i == ETHER_ADDR_LEN) { + while (i-- != 0) { + if (o[i] > UINT8_MAX) + return (NULL); + ether_addr.ea_oct[i] = (uint8_t)o[i]; + } + /* Support the format XXXX:XXXX:XXXX */ + } else if (i == ETHER_ADDR_LEN / 2) { + while (i-- != 0) { + if (o[i] > UINT16_MAX) + return (NULL); + ether_addr.ea_oct[i * 2] = (uint8_t)(o[i] >> 8); + ether_addr.ea_oct[i * 2 + 1] = (uint8_t)(o[i] & 0xff); + } + /* unknown format */ + } else + return (NULL); + + return (struct ether_addr *)ðer_addr; +} + +int +cmdline_parse_etheraddr(__attribute__((unused)) cmdline_parse_token_hdr_t *tk, + const char *buf, void *res, unsigned ressize) +{ + unsigned int token_len = 0; + char ether_str[ETHER_ADDRSTRLENLONG+1]; + struct ether_addr *tmp; + + if (res && ressize < sizeof(struct ether_addr)) + return -1; + + if (!buf || ! *buf) + return -1; + + while (!cmdline_isendoftoken(buf[token_len])) + token_len++; + + /* if token doesn't match possible string lengths... */ + if ((token_len != ETHER_ADDRSTRLENLONG - 1) && + (token_len != ETHER_ADDRSTRLENSHORT - 1)) + return -1; + + snprintf(ether_str, token_len+1, "%s", buf); + + tmp = my_ether_aton(ether_str); + if (tmp == NULL) + return -1; + if (res) + memcpy(res, tmp, sizeof(struct ether_addr)); + return token_len; +} + +int +cmdline_get_help_etheraddr(__attribute__((unused)) cmdline_parse_token_hdr_t *tk, + char *dstbuf, unsigned int size) +{ + int ret; + + ret = snprintf(dstbuf, size, "Ethernet address"); + if (ret < 0) + return -1; + return 0; +} diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_parse_etheraddr.h b/src/dpdk_lib18/librte_cmdline/cmdline_parse_etheraddr.h new file mode 100755 index 00000000..0085bb3b --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_parse_etheraddr.h @@ -0,0 +1,94 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _PARSE_ETHERADDR_H_ +#define _PARSE_ETHERADDR_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +struct cmdline_token_etheraddr { + struct cmdline_token_hdr hdr; +}; +typedef struct cmdline_token_etheraddr cmdline_parse_token_etheraddr_t; + +extern struct cmdline_token_ops cmdline_token_etheraddr_ops; + +int cmdline_parse_etheraddr(cmdline_parse_token_hdr_t *tk, const char *srcbuf, + void *res, unsigned ressize); +int cmdline_get_help_etheraddr(cmdline_parse_token_hdr_t *tk, char *dstbuf, + unsigned int size); + +#define TOKEN_ETHERADDR_INITIALIZER(structure, field) \ +{ \ + /* hdr */ \ + { \ + &cmdline_token_etheraddr_ops, /* ops */ \ + offsetof(structure, field), /* offset */ \ + }, \ +} + +#ifdef __cplusplus +} +#endif + + +#endif /* _PARSE_ETHERADDR_H_ */ diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_parse_ipaddr.c b/src/dpdk_lib18/librte_cmdline/cmdline_parse_ipaddr.c new file mode 100755 index 00000000..7f335994 --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_parse_ipaddr.c @@ -0,0 +1,408 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * For inet_ntop() functions: + * + * Copyright (c) 1996 by Internet Software Consortium. + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS + * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE + * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL + * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR + * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS + * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS + * SOFTWARE. + */ + + +#include <stdio.h> +#include <stdlib.h> +#include <stdarg.h> +#include <inttypes.h> +#include <ctype.h> +#include <string.h> +#include <errno.h> +#include <netinet/in.h> +#ifndef __linux__ +#ifndef __FreeBSD__ +#include <net/socket.h> +#else +#include <sys/socket.h> +#endif +#endif + +#include <rte_string_fns.h> + +#include "cmdline_parse.h" +#include "cmdline_parse_ipaddr.h" + +struct cmdline_token_ops cmdline_token_ipaddr_ops = { + .parse = cmdline_parse_ipaddr, + .complete_get_nb = NULL, + .complete_get_elt = NULL, + .get_help = cmdline_get_help_ipaddr, +}; + +#define INADDRSZ 4 +#define IN6ADDRSZ 16 +#define PREFIXMAX 128 +#define V4PREFIXMAX 32 + +/* + * WARNING: Don't even consider trying to compile this on a system where + * sizeof(int) < 4. sizeof(int) > 4 is fine; all the world's not a VAX. + */ + +static int inet_pton4(const char *src, unsigned char *dst); +static int inet_pton6(const char *src, unsigned char *dst); + +/* int + * inet_pton(af, src, dst) + * convert from presentation format (which usually means ASCII printable) + * to network format (which is usually some kind of binary format). + * return: + * 1 if the address was valid for the specified address family + * 0 if the address wasn't valid (`dst' is untouched in this case) + * -1 if some other error occurred (`dst' is untouched in this case, too) + * author: + * Paul Vixie, 1996. + */ +static int +my_inet_pton(int af, const char *src, void *dst) +{ + switch (af) { + case AF_INET: + return (inet_pton4(src, dst)); + case AF_INET6: + return (inet_pton6(src, dst)); + default: + errno = EAFNOSUPPORT; + return (-1); + } + /* NOTREACHED */ +} + +/* int + * inet_pton4(src, dst) + * like inet_aton() but without all the hexadecimal and shorthand. + * return: + * 1 if `src' is a valid dotted quad, else 0. + * notice: + * does not touch `dst' unless it's returning 1. + * author: + * Paul Vixie, 1996. + */ +static int +inet_pton4(const char *src, unsigned char *dst) +{ + static const char digits[] = "0123456789"; + int saw_digit, octets, ch; + unsigned char tmp[INADDRSZ], *tp; + + saw_digit = 0; + octets = 0; + *(tp = tmp) = 0; + while ((ch = *src++) != '\0') { + const char *pch; + + if ((pch = strchr(digits, ch)) != NULL) { + unsigned int new = *tp * 10 + (pch - digits); + + if (new > 255) + return (0); + if (! saw_digit) { + if (++octets > 4) + return (0); + saw_digit = 1; + } + *tp = (unsigned char)new; + } else if (ch == '.' && saw_digit) { + if (octets == 4) + return (0); + *++tp = 0; + saw_digit = 0; + } else + return (0); + } + if (octets < 4) + return (0); + + memcpy(dst, tmp, INADDRSZ); + return (1); +} + +/* int + * inet_pton6(src, dst) + * convert presentation level address to network order binary form. + * return: + * 1 if `src' is a valid [RFC1884 2.2] address, else 0. + * notice: + * (1) does not touch `dst' unless it's returning 1. + * (2) :: in a full address is silently ignored. + * credit: + * inspired by Mark Andrews. + * author: + * Paul Vixie, 1996. + */ +static int +inet_pton6(const char *src, unsigned char *dst) +{ + static const char xdigits_l[] = "0123456789abcdef", + xdigits_u[] = "0123456789ABCDEF"; + unsigned char tmp[IN6ADDRSZ], *tp = 0, *endp = 0, *colonp = 0; + const char *xdigits = 0, *curtok = 0; + int ch = 0, saw_xdigit = 0, count_xdigit = 0; + unsigned int val = 0; + unsigned dbloct_count = 0; + + memset((tp = tmp), '\0', IN6ADDRSZ); + endp = tp + IN6ADDRSZ; + colonp = NULL; + /* Leading :: requires some special handling. */ + if (*src == ':') + if (*++src != ':') + return (0); + curtok = src; + saw_xdigit = count_xdigit = 0; + val = 0; + + while ((ch = *src++) != '\0') { + const char *pch; + + if ((pch = strchr((xdigits = xdigits_l), ch)) == NULL) + pch = strchr((xdigits = xdigits_u), ch); + if (pch != NULL) { + if (count_xdigit >= 4) + return (0); + val <<= 4; + val |= (pch - xdigits); + if (val > 0xffff) + return (0); + saw_xdigit = 1; + count_xdigit++; + continue; + } + if (ch == ':') { + curtok = src; + if (!saw_xdigit) { + if (colonp) + return (0); + colonp = tp; + continue; + } else if (*src == '\0') { + return (0); + } + if (tp + sizeof(int16_t) > endp) + return (0); + *tp++ = (unsigned char) ((val >> 8) & 0xff); + *tp++ = (unsigned char) (val & 0xff); + saw_xdigit = 0; + count_xdigit = 0; + val = 0; + dbloct_count++; + continue; + } + if (ch == '.' && ((tp + INADDRSZ) <= endp) && + inet_pton4(curtok, tp) > 0) { + tp += INADDRSZ; + saw_xdigit = 0; + dbloct_count += 2; + break; /* '\0' was seen by inet_pton4(). */ + } + return (0); + } + if (saw_xdigit) { + if (tp + sizeof(int16_t) > endp) + return (0); + *tp++ = (unsigned char) ((val >> 8) & 0xff); + *tp++ = (unsigned char) (val & 0xff); + dbloct_count++; + } + if (colonp != NULL) { + /* if we already have 8 double octets, having a colon means error */ + if (dbloct_count == 8) + return 0; + + /* + * Since some memmove()'s erroneously fail to handle + * overlapping regions, we'll do the shift by hand. + */ + const int n = tp - colonp; + int i; + + for (i = 1; i <= n; i++) { + endp[- i] = colonp[n - i]; + colonp[n - i] = 0; + } + tp = endp; + } + if (tp != endp) + return (0); + memcpy(dst, tmp, IN6ADDRSZ); + return (1); +} + +int +cmdline_parse_ipaddr(cmdline_parse_token_hdr_t *tk, const char *buf, void *res, + unsigned ressize) +{ + struct cmdline_token_ipaddr *tk2; + unsigned int token_len = 0; + char ip_str[INET6_ADDRSTRLEN+4+1]; /* '+4' is for prefixlen (if any) */ + cmdline_ipaddr_t ipaddr; + char *prefix, *prefix_end; + long prefixlen = 0; + + if (res && ressize < sizeof(cmdline_ipaddr_t)) + return -1; + + if (!buf || !tk || ! *buf) + return -1; + + tk2 = (struct cmdline_token_ipaddr *)tk; + + while (!cmdline_isendoftoken(buf[token_len])) + token_len++; + + /* if token is too big... */ + if (token_len >= INET6_ADDRSTRLEN+4) + return -1; + + snprintf(ip_str, token_len+1, "%s", buf); + + /* convert the network prefix */ + if (tk2->ipaddr_data.flags & CMDLINE_IPADDR_NETWORK) { + prefix = strrchr(ip_str, '/'); + if (prefix == NULL) + return -1; + *prefix = '\0'; + prefix ++; + errno = 0; + prefixlen = strtol(prefix, &prefix_end, 10); + if (errno || (*prefix_end != '\0') + || prefixlen < 0 || prefixlen > PREFIXMAX) + return -1; + ipaddr.prefixlen = prefixlen; + } + else { + ipaddr.prefixlen = 0; + } + + /* convert the IP addr */ + if ((tk2->ipaddr_data.flags & CMDLINE_IPADDR_V4) && + my_inet_pton(AF_INET, ip_str, &ipaddr.addr.ipv4) == 1 && + prefixlen <= V4PREFIXMAX) { + ipaddr.family = AF_INET; + if (res) + memcpy(res, &ipaddr, sizeof(ipaddr)); + return token_len; + } + if ((tk2->ipaddr_data.flags & CMDLINE_IPADDR_V6) && + my_inet_pton(AF_INET6, ip_str, &ipaddr.addr.ipv6) == 1) { + ipaddr.family = AF_INET6; + if (res) + memcpy(res, &ipaddr, sizeof(ipaddr)); + return token_len; + } + return -1; + +} + +int cmdline_get_help_ipaddr(cmdline_parse_token_hdr_t *tk, char *dstbuf, + unsigned int size) +{ + struct cmdline_token_ipaddr *tk2; + + if (!tk || !dstbuf) + return -1; + + tk2 = (struct cmdline_token_ipaddr *)tk; + + switch (tk2->ipaddr_data.flags) { + case CMDLINE_IPADDR_V4: + snprintf(dstbuf, size, "IPv4"); + break; + case CMDLINE_IPADDR_V6: + snprintf(dstbuf, size, "IPv6"); + break; + case CMDLINE_IPADDR_V4|CMDLINE_IPADDR_V6: + snprintf(dstbuf, size, "IPv4/IPv6"); + break; + case CMDLINE_IPADDR_NETWORK|CMDLINE_IPADDR_V4: + snprintf(dstbuf, size, "IPv4 network"); + break; + case CMDLINE_IPADDR_NETWORK|CMDLINE_IPADDR_V6: + snprintf(dstbuf, size, "IPv6 network"); + break; + case CMDLINE_IPADDR_NETWORK|CMDLINE_IPADDR_V4|CMDLINE_IPADDR_V6: + snprintf(dstbuf, size, "IPv4/IPv6 network"); + break; + default: + snprintf(dstbuf, size, "IPaddr (bad flags)"); + break; + } + return 0; +} diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_parse_ipaddr.h b/src/dpdk_lib18/librte_cmdline/cmdline_parse_ipaddr.h new file mode 100755 index 00000000..296c374a --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_parse_ipaddr.h @@ -0,0 +1,186 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _PARSE_IPADDR_H_ +#define _PARSE_IPADDR_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +#define CMDLINE_IPADDR_V4 0x01 +#define CMDLINE_IPADDR_V6 0x02 +#define CMDLINE_IPADDR_NETWORK 0x04 + +struct cmdline_ipaddr { + uint8_t family; + union { + struct in_addr ipv4; + struct in6_addr ipv6; + } addr; + unsigned int prefixlen; /* in case of network only */ +}; +typedef struct cmdline_ipaddr cmdline_ipaddr_t; + +struct cmdline_token_ipaddr_data { + uint8_t flags; +}; + +struct cmdline_token_ipaddr { + struct cmdline_token_hdr hdr; + struct cmdline_token_ipaddr_data ipaddr_data; +}; +typedef struct cmdline_token_ipaddr cmdline_parse_token_ipaddr_t; + +extern struct cmdline_token_ops cmdline_token_ipaddr_ops; + +int cmdline_parse_ipaddr(cmdline_parse_token_hdr_t *tk, const char *srcbuf, + void *res, unsigned ressize); +int cmdline_get_help_ipaddr(cmdline_parse_token_hdr_t *tk, char *dstbuf, + unsigned int size); + +#define TOKEN_IPADDR_INITIALIZER(structure, field) \ +{ \ + /* hdr */ \ + { \ + &cmdline_token_ipaddr_ops, /* ops */ \ + offsetof(structure, field), /* offset */ \ + }, \ + /* ipaddr_data */ \ + { \ + CMDLINE_IPADDR_V4 | /* flags */ \ + CMDLINE_IPADDR_V6, \ + }, \ +} + +#define TOKEN_IPV4_INITIALIZER(structure, field) \ +{ \ + /* hdr */ \ + { \ + &cmdline_token_ipaddr_ops, /* ops */ \ + offsetof(structure, field), /* offset */ \ + }, \ + /* ipaddr_data */ \ + { \ + CMDLINE_IPADDR_V4, /* flags */ \ + }, \ +} + +#define TOKEN_IPV6_INITIALIZER(structure, field) \ +{ \ + /* hdr */ \ + { \ + &cmdline_token_ipaddr_ops, /* ops */ \ + offsetof(structure, field), /* offset */ \ + }, \ + /* ipaddr_data */ \ + { \ + CMDLINE_IPADDR_V6, /* flags */ \ + }, \ +} + +#define TOKEN_IPNET_INITIALIZER(structure, field) \ +{ \ + /* hdr */ \ + { \ + &cmdline_token_ipaddr_ops, /* ops */ \ + offsetof(structure, field), /* offset */ \ + }, \ + /* ipaddr_data */ \ + { \ + CMDLINE_IPADDR_V4 | /* flags */ \ + CMDLINE_IPADDR_V6 | \ + CMDLINE_IPADDR_NETWORK, \ + }, \ +} + +#define TOKEN_IPV4NET_INITIALIZER(structure, field) \ +{ \ + /* hdr */ \ + { \ + &cmdline_token_ipaddr_ops, /* ops */ \ + offsetof(structure, field), /* offset */ \ + }, \ + /* ipaddr_data */ \ + { \ + CMDLINE_IPADDR_V4 | /* flags */ \ + CMDLINE_IPADDR_NETWORK, \ + }, \ +} + +#define TOKEN_IPV6NET_INITIALIZER(structure, field) \ +{ \ + /* hdr */ \ + { \ + &cmdline_token_ipaddr_ops, /* ops */ \ + offsetof(structure, field), /* offset */ \ + }, \ + /* ipaddr_data */ \ + { \ + CMDLINE_IPADDR_V4 | /* flags */ \ + CMDLINE_IPADDR_NETWORK, \ + }, \ +} + +#ifdef __cplusplus +} +#endif + +#endif /* _PARSE_IPADDR_H_ */ diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_parse_num.c b/src/dpdk_lib18/librte_cmdline/cmdline_parse_num.c new file mode 100755 index 00000000..d8cf37f0 --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_parse_num.c @@ -0,0 +1,402 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <stdio.h> +#include <stdint.h> +#include <inttypes.h> +#include <ctype.h> +#include <string.h> +#include <stdarg.h> +#include <errno.h> +#include <rte_string_fns.h> + +#include "cmdline_parse.h" +#include "cmdline_parse_num.h" + +#ifdef RTE_LIBRTE_CMDLINE_DEBUG +#define debug_printf(args...) printf(args) +#else +#define debug_printf(args...) do {} while(0) +#endif + +struct cmdline_token_ops cmdline_token_num_ops = { + .parse = cmdline_parse_num, + .complete_get_nb = NULL, + .complete_get_elt = NULL, + .get_help = cmdline_get_help_num, +}; + + +enum num_parse_state_t { + START, + DEC_NEG, + BIN, + HEX, + + ERROR, + + FIRST_OK, /* not used */ + ZERO_OK, + HEX_OK, + OCTAL_OK, + BIN_OK, + DEC_NEG_OK, + DEC_POS_OK, +}; + +/* Keep it sync with enum in .h */ +static const char * num_help[] = { + "UINT8", "UINT16", "UINT32", "UINT64", + "INT8", "INT16", "INT32", "INT64", +}; + +static inline int +add_to_res(unsigned int c, uint64_t *res, unsigned int base) +{ + /* overflow */ + if ( (UINT64_MAX - c) / base < *res ) { + return -1; + } + + *res = (uint64_t) (*res * base + c); + return 0; +} + +static int +check_res_size(struct cmdline_token_num_data *nd, unsigned ressize) +{ + switch (nd->type) { + case INT8: + case UINT8: + if (ressize < sizeof(int8_t)) + return -1; + break; + case INT16: + case UINT16: + if (ressize < sizeof(int16_t)) + return -1; + break; + case INT32: + case UINT32: + if (ressize < sizeof(int32_t)) + return -1; + break; + case INT64: + case UINT64: + if (ressize < sizeof(int64_t)) + return -1; + break; + default: + return -1; + } + return 0; +} + +/* parse an int */ +int +cmdline_parse_num(cmdline_parse_token_hdr_t *tk, const char *srcbuf, void *res, + unsigned ressize) +{ + struct cmdline_token_num_data nd; + enum num_parse_state_t st = START; + const char * buf; + char c; + uint64_t res1 = 0; + + if (!tk) + return -1; + + if (!srcbuf || !*srcbuf) + return -1; + + buf = srcbuf; + c = *buf; + + memcpy(&nd, &((struct cmdline_token_num *)tk)->num_data, sizeof(nd)); + + /* check that we have enough room in res */ + if (res) { + if (check_res_size(&nd, ressize) < 0) + return -1; + } + + while ( st != ERROR && c && ! cmdline_isendoftoken(c) ) { + debug_printf("%c %x -> ", c, c); + switch (st) { + case START: + if (c == '-') { + st = DEC_NEG; + } + else if (c == '0') { + st = ZERO_OK; + } + else if (c >= '1' && c <= '9') { + if (add_to_res(c - '0', &res1, 10) < 0) + st = ERROR; + else + st = DEC_POS_OK; + } + else { + st = ERROR; + } + break; + + case ZERO_OK: + if (c == 'x') { + st = HEX; + } + else if (c == 'b') { + st = BIN; + } + else if (c >= '0' && c <= '7') { + if (add_to_res(c - '0', &res1, 10) < 0) + st = ERROR; + else + st = OCTAL_OK; + } + else { + st = ERROR; + } + break; + + case DEC_NEG: + if (c >= '0' && c <= '9') { + if (add_to_res(c - '0', &res1, 10) < 0) + st = ERROR; + else + st = DEC_NEG_OK; + } + else { + st = ERROR; + } + break; + + case DEC_NEG_OK: + if (c >= '0' && c <= '9') { + if (add_to_res(c - '0', &res1, 10) < 0) + st = ERROR; + } + else { + st = ERROR; + } + break; + + case DEC_POS_OK: + if (c >= '0' && c <= '9') { + if (add_to_res(c - '0', &res1, 10) < 0) + st = ERROR; + } + else { + st = ERROR; + } + break; + + case HEX: + st = HEX_OK; + /* no break */ + case HEX_OK: + if (c >= '0' && c <= '9') { + if (add_to_res(c - '0', &res1, 16) < 0) + st = ERROR; + } + else if (c >= 'a' && c <= 'f') { + if (add_to_res(c - 'a' + 10, &res1, 16) < 0) + st = ERROR; + } + else if (c >= 'A' && c <= 'F') { + if (add_to_res(c - 'A' + 10, &res1, 16) < 0) + st = ERROR; + } + else { + st = ERROR; + } + break; + + + case OCTAL_OK: + if (c >= '0' && c <= '7') { + if (add_to_res(c - '0', &res1, 8) < 0) + st = ERROR; + } + else { + st = ERROR; + } + break; + + case BIN: + st = BIN_OK; + /* no break */ + case BIN_OK: + if (c >= '0' && c <= '1') { + if (add_to_res(c - '0', &res1, 2) < 0) + st = ERROR; + } + else { + st = ERROR; + } + break; + default: + debug_printf("not impl "); + + } + + debug_printf("(%"PRIu64")\n", res1); + + buf ++; + c = *buf; + + /* token too long */ + if (buf-srcbuf > 127) + return -1; + } + + switch (st) { + case ZERO_OK: + case DEC_POS_OK: + case HEX_OK: + case OCTAL_OK: + case BIN_OK: + if ( nd.type == INT8 && res1 <= INT8_MAX ) { + if (res) *(int8_t *)res = (int8_t) res1; + return (buf-srcbuf); + } + else if ( nd.type == INT16 && res1 <= INT16_MAX ) { + if (res) *(int16_t *)res = (int16_t) res1; + return (buf-srcbuf); + } + else if ( nd.type == INT32 && res1 <= INT32_MAX ) { + if (res) *(int32_t *)res = (int32_t) res1; + return (buf-srcbuf); + } + else if ( nd.type == INT64 && res1 <= INT64_MAX ) { + if (res) *(int64_t *)res = (int64_t) res1; + return (buf-srcbuf); + } + else if ( nd.type == UINT8 && res1 <= UINT8_MAX ) { + if (res) *(uint8_t *)res = (uint8_t) res1; + return (buf-srcbuf); + } + else if (nd.type == UINT16 && res1 <= UINT16_MAX ) { + if (res) *(uint16_t *)res = (uint16_t) res1; + return (buf-srcbuf); + } + else if ( nd.type == UINT32 && res1 <= UINT32_MAX ) { + if (res) *(uint32_t *)res = (uint32_t) res1; + return (buf-srcbuf); + } + else if ( nd.type == UINT64 ) { + if (res) *(uint64_t *)res = res1; + return (buf-srcbuf); + } + else { + return -1; + } + break; + + case DEC_NEG_OK: + if ( nd.type == INT8 && res1 <= INT8_MAX + 1 ) { + if (res) *(int8_t *)res = (int8_t) (-res1); + return (buf-srcbuf); + } + else if ( nd.type == INT16 && res1 <= (uint16_t)INT16_MAX + 1 ) { + if (res) *(int16_t *)res = (int16_t) (-res1); + return (buf-srcbuf); + } + else if ( nd.type == INT32 && res1 <= (uint32_t)INT32_MAX + 1 ) { + if (res) *(int32_t *)res = (int32_t) (-res1); + return (buf-srcbuf); + } + else if ( nd.type == INT64 && res1 <= (uint64_t)INT64_MAX + 1 ) { + if (res) *(int64_t *)res = (int64_t) (-res1); + return (buf-srcbuf); + } + else { + return -1; + } + break; + default: + debug_printf("error\n"); + return -1; + } +} + + +/* parse an int */ +int +cmdline_get_help_num(cmdline_parse_token_hdr_t *tk, char *dstbuf, unsigned int size) +{ + struct cmdline_token_num_data nd; + int ret; + + if (!tk) + return -1; + + memcpy(&nd, &((struct cmdline_token_num *)tk)->num_data, sizeof(nd)); + + /* should not happen.... don't so this test */ + /* if (nd.type >= (sizeof(num_help)/sizeof(const char *))) */ + /* return -1; */ + + ret = snprintf(dstbuf, size, "%s", num_help[nd.type]); + if (ret < 0) + return -1; + dstbuf[size-1] = '\0'; + return 0; +} diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_parse_num.h b/src/dpdk_lib18/librte_cmdline/cmdline_parse_num.h new file mode 100755 index 00000000..5376806f --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_parse_num.h @@ -0,0 +1,113 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _PARSE_NUM_H_ +#define _PARSE_NUM_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +enum cmdline_numtype { + UINT8 = 0, + UINT16, + UINT32, + UINT64, + INT8, + INT16, + INT32, + INT64 +}; + +struct cmdline_token_num_data { + enum cmdline_numtype type; +}; + +struct cmdline_token_num { + struct cmdline_token_hdr hdr; + struct cmdline_token_num_data num_data; +}; +typedef struct cmdline_token_num cmdline_parse_token_num_t; + +extern struct cmdline_token_ops cmdline_token_num_ops; + +int cmdline_parse_num(cmdline_parse_token_hdr_t *tk, + const char *srcbuf, void *res, unsigned ressize); +int cmdline_get_help_num(cmdline_parse_token_hdr_t *tk, + char *dstbuf, unsigned int size); + +#define TOKEN_NUM_INITIALIZER(structure, field, numtype) \ +{ \ + /* hdr */ \ + { \ + &cmdline_token_num_ops, /* ops */ \ + offsetof(structure, field), /* offset */ \ + }, \ + /* num_data */ \ + { \ + numtype, /* type */ \ + }, \ +} + +#ifdef __cplusplus +} +#endif + +#endif /* _PARSE_NUM_H_ */ diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_parse_portlist.c b/src/dpdk_lib18/librte_cmdline/cmdline_parse_portlist.c new file mode 100755 index 00000000..834f2e6e --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_parse_portlist.c @@ -0,0 +1,173 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2010, Keith Wiles <keith.wiles@windriver.com> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <stdio.h> +#include <stdlib.h> +#include <inttypes.h> +#include <ctype.h> +#include <string.h> +#include <errno.h> +#include <stdarg.h> + +#include <rte_string_fns.h> +#include "cmdline_parse.h" +#include "cmdline_parse_portlist.h" + +struct cmdline_token_ops cmdline_token_portlist_ops = { + .parse = cmdline_parse_portlist, + .complete_get_nb = NULL, + .complete_get_elt = NULL, + .get_help = cmdline_get_help_portlist, +}; + +static void +parse_set_list(cmdline_portlist_t * pl, int low, int high) +{ + do { + pl->map |= (1 << low++); + } while (low <= high); +} + +static int +parse_ports(cmdline_portlist_t * pl, const char * str) +{ + size_t ps, pe; + const char *first, *last; + char *end; + + for (first = str, last = first; + first != NULL && last != NULL; + first = last + 1) { + + last = strchr(first, ','); + + errno = 0; + ps = strtoul(first, &end, 10); + if (errno != 0 || end == first || + (end[0] != '-' && end[0] != 0 && end != last)) + return (-1); + + /* Support for N-M portlist format */ + if (end[0] == '-') { + errno = 0; + first = end + 1; + pe = strtoul(first, &end, 10); + if (errno != 0 || end == first || + (end[0] != 0 && end != last)) + return (-1); + } else { + pe = ps; + } + + if (ps > pe || pe >= sizeof (pl->map) * 8) + return (-1); + + parse_set_list(pl, ps, pe); + } + + return (0); +} + +int +cmdline_parse_portlist(__attribute__((unused)) cmdline_parse_token_hdr_t *tk, + const char *buf, void *res, unsigned ressize) +{ + unsigned int token_len = 0; + char portlist_str[PORTLIST_TOKEN_SIZE+1]; + cmdline_portlist_t *pl; + + if (!buf || ! *buf) + return (-1); + + if (res && ressize < PORTLIST_TOKEN_SIZE) + return -1; + + pl = res; + + while (!cmdline_isendoftoken(buf[token_len]) && + (token_len < PORTLIST_TOKEN_SIZE)) + token_len++; + + if (token_len >= PORTLIST_TOKEN_SIZE) + return (-1); + + snprintf(portlist_str, token_len+1, "%s", buf); + + if (pl) { + pl->map = 0; + if (strcmp("all", portlist_str) == 0) + pl->map = UINT32_MAX; + else if (parse_ports(pl, portlist_str) != 0) + return (-1); + } + + return token_len; +} + +int +cmdline_get_help_portlist(__attribute__((unused)) cmdline_parse_token_hdr_t *tk, + char *dstbuf, unsigned int size) +{ + int ret; + ret = snprintf(dstbuf, size, "range of ports as 3,4-6,8-19,20"); + if (ret < 0) + return -1; + return 0; +} diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_parse_portlist.h b/src/dpdk_lib18/librte_cmdline/cmdline_parse_portlist.h new file mode 100755 index 00000000..85050595 --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_parse_portlist.h @@ -0,0 +1,101 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2010, Keith Wiles <keith.wiles@windriver.com> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _PARSE_PORTLIST_H_ +#define _PARSE_PORTLIST_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +/* size of a parsed string */ +#define PORTLIST_TOKEN_SIZE 128 +#define PORTLIST_MAX_TOKENS 32 + +typedef struct cmdline_portlist { + uint32_t map; +} cmdline_portlist_t; + +struct cmdline_token_portlist { + struct cmdline_token_hdr hdr; +}; +typedef struct cmdline_token_portlist cmdline_parse_token_portlist_t; + +extern struct cmdline_token_ops cmdline_token_portlist_ops; + +int cmdline_parse_portlist(cmdline_parse_token_hdr_t *tk, + const char *srcbuf, void *res, unsigned ressize); +int cmdline_get_help_portlist(cmdline_parse_token_hdr_t *tk, + char *dstbuf, unsigned int size); + +#define TOKEN_PORTLIST_INITIALIZER(structure, field) \ +{ \ + /* hdr */ \ + { \ + &cmdline_token_portlist_ops, /* ops */ \ + offsetof(structure, field), /* offset */ \ + }, \ +} + +#ifdef __cplusplus +} +#endif + +#endif /* _PARSE_PORTLIST_H_ */ diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_parse_string.c b/src/dpdk_lib18/librte_cmdline/cmdline_parse_string.c new file mode 100755 index 00000000..45883b3e --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_parse_string.c @@ -0,0 +1,253 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <stdio.h> +#include <inttypes.h> +#include <ctype.h> +#include <string.h> +#include <stdarg.h> +#include <errno.h> +#include <rte_string_fns.h> + +#include "cmdline_parse.h" +#include "cmdline_parse_string.h" + +struct cmdline_token_ops cmdline_token_string_ops = { + .parse = cmdline_parse_string, + .complete_get_nb = cmdline_complete_get_nb_string, + .complete_get_elt = cmdline_complete_get_elt_string, + .get_help = cmdline_get_help_string, +}; + +#define MULTISTRING_HELP "Mul-choice STRING" +#define ANYSTRING_HELP "Any STRING" +#define FIXEDSTRING_HELP "Fixed STRING" + +static unsigned int +get_token_len(const char *s) +{ + char c; + unsigned int i=0; + + c = s[i]; + while (c!='#' && c!='\0') { + i++; + c = s[i]; + } + return i; +} + +static const char * +get_next_token(const char *s) +{ + unsigned int i; + i = get_token_len(s); + if (s[i] == '#') + return s+i+1; + return NULL; +} + +int +cmdline_parse_string(cmdline_parse_token_hdr_t *tk, const char *buf, void *res, + unsigned ressize) +{ + struct cmdline_token_string *tk2; + struct cmdline_token_string_data *sd; + unsigned int token_len; + const char *str; + + if (res && ressize < STR_TOKEN_SIZE) + return -1; + + if (!tk || !buf || ! *buf) + return -1; + + tk2 = (struct cmdline_token_string *)tk; + + sd = &tk2->string_data; + + /* fixed string */ + if (sd->str) { + str = sd->str; + do { + token_len = get_token_len(str); + + /* if token is too big... */ + if (token_len >= STR_TOKEN_SIZE - 1) { + continue; + } + + if ( strncmp(buf, str, token_len) ) { + continue; + } + + if ( !cmdline_isendoftoken(*(buf+token_len)) ) { + continue; + } + + break; + } while ( (str = get_next_token(str)) != NULL ); + + if (!str) + return -1; + } + /* unspecified string */ + else { + token_len = 0; + while(!cmdline_isendoftoken(buf[token_len]) && + token_len < (STR_TOKEN_SIZE-1)) + token_len++; + + /* return if token too long */ + if (token_len >= STR_TOKEN_SIZE - 1) { + return -1; + } + } + + if (res) { + /* we are sure that token_len is < STR_TOKEN_SIZE-1 */ + snprintf(res, STR_TOKEN_SIZE, "%s", buf); + *((char *)res + token_len) = 0; + } + + + return token_len; +} + +int cmdline_complete_get_nb_string(cmdline_parse_token_hdr_t *tk) +{ + struct cmdline_token_string *tk2; + struct cmdline_token_string_data *sd; + const char *str; + int ret = 1; + + if (!tk) + return -1; + + tk2 = (struct cmdline_token_string *)tk; + sd = &tk2->string_data; + + if (!sd->str) + return 0; + + str = sd->str; + while( (str = get_next_token(str)) != NULL ) { + ret++; + } + return ret; +} + +int cmdline_complete_get_elt_string(cmdline_parse_token_hdr_t *tk, int idx, + char *dstbuf, unsigned int size) +{ + struct cmdline_token_string *tk2; + struct cmdline_token_string_data *sd; + const char *s; + unsigned int len; + + if (!tk || !dstbuf || idx < 0) + return -1; + + tk2 = (struct cmdline_token_string *)tk; + sd = &tk2->string_data; + + s = sd->str; + + while (idx-- && s) + s = get_next_token(s); + + if (!s) + return -1; + + len = get_token_len(s); + if (len > size - 1) + return -1; + + memcpy(dstbuf, s, len); + dstbuf[len] = '\0'; + return 0; +} + + +int cmdline_get_help_string(cmdline_parse_token_hdr_t *tk, char *dstbuf, + unsigned int size) +{ + struct cmdline_token_string *tk2; + struct cmdline_token_string_data *sd; + const char *s; + + if (!tk || !dstbuf) + return -1; + + tk2 = (struct cmdline_token_string *)tk; + sd = &tk2->string_data; + + s = sd->str; + + if (s) { + if (get_next_token(s)) + snprintf(dstbuf, size, MULTISTRING_HELP); + else + snprintf(dstbuf, size, FIXEDSTRING_HELP); + } else + snprintf(dstbuf, size, ANYSTRING_HELP); + + return 0; +} diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_parse_string.h b/src/dpdk_lib18/librte_cmdline/cmdline_parse_string.h new file mode 100755 index 00000000..c2056226 --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_parse_string.h @@ -0,0 +1,110 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _PARSE_STRING_H_ +#define _PARSE_STRING_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +/* size of a parsed string */ +#define STR_TOKEN_SIZE 128 + +typedef char cmdline_fixed_string_t[STR_TOKEN_SIZE]; + +struct cmdline_token_string_data { + const char *str; +}; + +struct cmdline_token_string { + struct cmdline_token_hdr hdr; + struct cmdline_token_string_data string_data; +}; +typedef struct cmdline_token_string cmdline_parse_token_string_t; + +extern struct cmdline_token_ops cmdline_token_string_ops; + +int cmdline_parse_string(cmdline_parse_token_hdr_t *tk, const char *srcbuf, + void *res, unsigned ressize); +int cmdline_complete_get_nb_string(cmdline_parse_token_hdr_t *tk); +int cmdline_complete_get_elt_string(cmdline_parse_token_hdr_t *tk, int idx, + char *dstbuf, unsigned int size); +int cmdline_get_help_string(cmdline_parse_token_hdr_t *tk, char *dstbuf, + unsigned int size); + +#define TOKEN_STRING_INITIALIZER(structure, field, string) \ +{ \ + /* hdr */ \ + { \ + &cmdline_token_string_ops, /* ops */ \ + offsetof(structure, field), /* offset */ \ + }, \ + /* string_data */ \ + { \ + string, /* str */ \ + }, \ +} + +#ifdef __cplusplus +} +#endif + +#endif /* _PARSE_STRING_H_ */ diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_rdline.c b/src/dpdk_lib18/librte_cmdline/cmdline_rdline.c new file mode 100755 index 00000000..f79ebe31 --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_rdline.c @@ -0,0 +1,698 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <stdlib.h> +#include <stdio.h> +#include <stdint.h> +#include <string.h> +#include <stdarg.h> +#include <errno.h> +#include <ctype.h> + +#include "cmdline_cirbuf.h" +#include "cmdline_rdline.h" + +static void rdline_puts(struct rdline *rdl, const char *buf); +static void rdline_miniprintf(struct rdline *rdl, + const char *buf, unsigned int val); + +static void rdline_remove_old_history_item(struct rdline *rdl); +static void rdline_remove_first_history_item(struct rdline *rdl); +static unsigned int rdline_get_history_size(struct rdline *rdl); + + +/* isblank() needs _XOPEN_SOURCE >= 600 || _ISOC99_SOURCE, so use our + * own. */ +static int +isblank2(char c) +{ + if (c == ' ' || + c == '\t' ) + return 1; + return 0; +} + +int +rdline_init(struct rdline *rdl, + rdline_write_char_t *write_char, + rdline_validate_t *validate, + rdline_complete_t *complete) +{ + if (!rdl || !write_char || !validate || !complete) + return -EINVAL; + memset(rdl, 0, sizeof(*rdl)); + rdl->validate = validate; + rdl->complete = complete; + rdl->write_char = write_char; + rdl->status = RDLINE_INIT; + return cirbuf_init(&rdl->history, rdl->history_buf, 0, RDLINE_HISTORY_BUF_SIZE); +} + +void +rdline_newline(struct rdline *rdl, const char *prompt) +{ + unsigned int i; + + if (!rdl || !prompt) + return; + + vt100_init(&rdl->vt100); + cirbuf_init(&rdl->left, rdl->left_buf, 0, RDLINE_BUF_SIZE); + cirbuf_init(&rdl->right, rdl->right_buf, 0, RDLINE_BUF_SIZE); + + rdl->prompt_size = strnlen(prompt, RDLINE_PROMPT_SIZE-1); + if (prompt != rdl->prompt) + memcpy(rdl->prompt, prompt, rdl->prompt_size); + rdl->prompt[RDLINE_PROMPT_SIZE-1] = '\0'; + + for (i=0 ; i<rdl->prompt_size ; i++) + rdl->write_char(rdl, rdl->prompt[i]); + rdl->status = RDLINE_RUNNING; + + rdl->history_cur_line = -1; +} + +void +rdline_stop(struct rdline *rdl) +{ + if (!rdl) + return; + rdl->status = RDLINE_INIT; +} + +void +rdline_quit(struct rdline *rdl) +{ + if (!rdl) + return; + rdl->status = RDLINE_EXITED; +} + +void +rdline_restart(struct rdline *rdl) +{ + if (!rdl) + return; + rdl->status = RDLINE_RUNNING; +} + +void +rdline_reset(struct rdline *rdl) +{ + if (!rdl) + return; + vt100_init(&rdl->vt100); + cirbuf_init(&rdl->left, rdl->left_buf, 0, RDLINE_BUF_SIZE); + cirbuf_init(&rdl->right, rdl->right_buf, 0, RDLINE_BUF_SIZE); + + rdl->status = RDLINE_RUNNING; + + rdl->history_cur_line = -1; +} + +const char * +rdline_get_buffer(struct rdline *rdl) +{ + if (!rdl) + return NULL; + unsigned int len_l, len_r; + cirbuf_align_left(&rdl->left); + cirbuf_align_left(&rdl->right); + + len_l = CIRBUF_GET_LEN(&rdl->left); + len_r = CIRBUF_GET_LEN(&rdl->right); + memcpy(rdl->left_buf+len_l, rdl->right_buf, len_r); + + rdl->left_buf[len_l + len_r] = '\n'; + rdl->left_buf[len_l + len_r + 1] = '\0'; + return rdl->left_buf; +} + +static void +display_right_buffer(struct rdline *rdl, int force) +{ + unsigned int i; + char tmp; + + if (!force && CIRBUF_IS_EMPTY(&rdl->right)) + return; + + rdline_puts(rdl, vt100_clear_right); + CIRBUF_FOREACH(&rdl->right, i, tmp) { + rdl->write_char(rdl, tmp); + } + if (!CIRBUF_IS_EMPTY(&rdl->right)) + rdline_miniprintf(rdl, vt100_multi_left, + CIRBUF_GET_LEN(&rdl->right)); +} + +void +rdline_redisplay(struct rdline *rdl) +{ + unsigned int i; + char tmp; + + if (!rdl) + return; + + rdline_puts(rdl, vt100_home); + for (i=0 ; i<rdl->prompt_size ; i++) + rdl->write_char(rdl, rdl->prompt[i]); + CIRBUF_FOREACH(&rdl->left, i, tmp) { + rdl->write_char(rdl, tmp); + } + display_right_buffer(rdl, 1); +} + +int +rdline_char_in(struct rdline *rdl, char c) +{ + unsigned int i; + int cmd; + char tmp; + char *buf; + + if (!rdl) + return -EINVAL; + + if (rdl->status == RDLINE_EXITED) + return RDLINE_RES_EXITED; + if (rdl->status != RDLINE_RUNNING) + return RDLINE_RES_NOT_RUNNING; + + cmd = vt100_parser(&rdl->vt100, c); + if (cmd == -2) + return RDLINE_RES_SUCCESS; + + if (cmd >= 0) { + switch (cmd) { + /* move caret 1 char to the left */ + case CMDLINE_KEY_CTRL_B: + case CMDLINE_KEY_LEFT_ARR: + if (CIRBUF_IS_EMPTY(&rdl->left)) + break; + tmp = cirbuf_get_tail(&rdl->left); + cirbuf_del_tail(&rdl->left); + cirbuf_add_head(&rdl->right, tmp); + rdline_puts(rdl, vt100_left_arr); + break; + + /* move caret 1 char to the right */ + case CMDLINE_KEY_CTRL_F: + case CMDLINE_KEY_RIGHT_ARR: + if (CIRBUF_IS_EMPTY(&rdl->right)) + break; + tmp = cirbuf_get_head(&rdl->right); + cirbuf_del_head(&rdl->right); + cirbuf_add_tail(&rdl->left, tmp); + rdline_puts(rdl, vt100_right_arr); + break; + + /* move caret 1 word to the left */ + /* keyboard equivalent: Alt+B */ + case CMDLINE_KEY_WLEFT: + while (! CIRBUF_IS_EMPTY(&rdl->left) && + (tmp = cirbuf_get_tail(&rdl->left)) && + isblank2(tmp)) { + rdline_puts(rdl, vt100_left_arr); + cirbuf_del_tail(&rdl->left); + cirbuf_add_head(&rdl->right, tmp); + } + while (! CIRBUF_IS_EMPTY(&rdl->left) && + (tmp = cirbuf_get_tail(&rdl->left)) && + !isblank2(tmp)) { + rdline_puts(rdl, vt100_left_arr); + cirbuf_del_tail(&rdl->left); + cirbuf_add_head(&rdl->right, tmp); + } + break; + + /* move caret 1 word to the right */ + /* keyboard equivalent: Alt+F */ + case CMDLINE_KEY_WRIGHT: + while (! CIRBUF_IS_EMPTY(&rdl->right) && + (tmp = cirbuf_get_head(&rdl->right)) && + isblank2(tmp)) { + rdline_puts(rdl, vt100_right_arr); + cirbuf_del_head(&rdl->right); + cirbuf_add_tail(&rdl->left, tmp); + } + while (! CIRBUF_IS_EMPTY(&rdl->right) && + (tmp = cirbuf_get_head(&rdl->right)) && + !isblank2(tmp)) { + rdline_puts(rdl, vt100_right_arr); + cirbuf_del_head(&rdl->right); + cirbuf_add_tail(&rdl->left, tmp); + } + break; + + /* move caret to the left */ + case CMDLINE_KEY_CTRL_A: + if (CIRBUF_IS_EMPTY(&rdl->left)) + break; + rdline_miniprintf(rdl, vt100_multi_left, + CIRBUF_GET_LEN(&rdl->left)); + while (! CIRBUF_IS_EMPTY(&rdl->left)) { + tmp = cirbuf_get_tail(&rdl->left); + cirbuf_del_tail(&rdl->left); + cirbuf_add_head(&rdl->right, tmp); + } + break; + + /* move caret to the right */ + case CMDLINE_KEY_CTRL_E: + if (CIRBUF_IS_EMPTY(&rdl->right)) + break; + rdline_miniprintf(rdl, vt100_multi_right, + CIRBUF_GET_LEN(&rdl->right)); + while (! CIRBUF_IS_EMPTY(&rdl->right)) { + tmp = cirbuf_get_head(&rdl->right); + cirbuf_del_head(&rdl->right); + cirbuf_add_tail(&rdl->left, tmp); + } + break; + + /* delete 1 char from the left */ + case CMDLINE_KEY_BKSPACE: + if(!cirbuf_del_tail_safe(&rdl->left)) { + rdline_puts(rdl, vt100_bs); + display_right_buffer(rdl, 1); + } + break; + + /* delete 1 char from the right */ + case CMDLINE_KEY_SUPPR: + case CMDLINE_KEY_CTRL_D: + if (cmd == CMDLINE_KEY_CTRL_D && + CIRBUF_IS_EMPTY(&rdl->left) && + CIRBUF_IS_EMPTY(&rdl->right)) { + return RDLINE_RES_EOF; + } + if (!cirbuf_del_head_safe(&rdl->right)) { + display_right_buffer(rdl, 1); + } + break; + + /* delete 1 word from the left */ + case CMDLINE_KEY_META_BKSPACE: + case CMDLINE_KEY_CTRL_W: + while (! CIRBUF_IS_EMPTY(&rdl->left) && isblank2(cirbuf_get_tail(&rdl->left))) { + rdline_puts(rdl, vt100_bs); + cirbuf_del_tail(&rdl->left); + } + while (! CIRBUF_IS_EMPTY(&rdl->left) && !isblank2(cirbuf_get_tail(&rdl->left))) { + rdline_puts(rdl, vt100_bs); + cirbuf_del_tail(&rdl->left); + } + display_right_buffer(rdl, 1); + break; + + /* delete 1 word from the right */ + case CMDLINE_KEY_META_D: + while (! CIRBUF_IS_EMPTY(&rdl->right) && isblank2(cirbuf_get_head(&rdl->right))) + cirbuf_del_head(&rdl->right); + while (! CIRBUF_IS_EMPTY(&rdl->right) && !isblank2(cirbuf_get_head(&rdl->right))) + cirbuf_del_head(&rdl->right); + display_right_buffer(rdl, 1); + break; + + /* set kill buffer to contents on the right side of caret */ + case CMDLINE_KEY_CTRL_K: + cirbuf_get_buf_head(&rdl->right, rdl->kill_buf, RDLINE_BUF_SIZE); + rdl->kill_size = CIRBUF_GET_LEN(&rdl->right); + cirbuf_del_buf_head(&rdl->right, rdl->kill_size); + rdline_puts(rdl, vt100_clear_right); + break; + + /* paste contents of kill buffer to the left side of caret */ + case CMDLINE_KEY_CTRL_Y: + i=0; + while(CIRBUF_GET_LEN(&rdl->right) + CIRBUF_GET_LEN(&rdl->left) < + RDLINE_BUF_SIZE && + i < rdl->kill_size) { + cirbuf_add_tail(&rdl->left, rdl->kill_buf[i]); + rdl->write_char(rdl, rdl->kill_buf[i]); + i++; + } + display_right_buffer(rdl, 0); + break; + + /* clear and newline */ + case CMDLINE_KEY_CTRL_C: + rdline_puts(rdl, "\r\n"); + rdline_newline(rdl, rdl->prompt); + break; + + /* redisplay (helps when prompt is lost in other output) */ + case CMDLINE_KEY_CTRL_L: + rdline_redisplay(rdl); + break; + + /* autocomplete */ + case CMDLINE_KEY_TAB: + case CMDLINE_KEY_HELP: + cirbuf_align_left(&rdl->left); + rdl->left_buf[CIRBUF_GET_LEN(&rdl->left)] = '\0'; + if (rdl->complete) { + char tmp_buf[BUFSIZ]; + int complete_state; + int ret; + unsigned int tmp_size; + + if (cmd == CMDLINE_KEY_TAB) + complete_state = 0; + else + complete_state = -1; + + /* see in parse.h for help on complete() */ + ret = rdl->complete(rdl, rdl->left_buf, + tmp_buf, sizeof(tmp_buf), + &complete_state); + /* no completion or error */ + if (ret <= 0) { + return RDLINE_RES_COMPLETE; + } + + tmp_size = strnlen(tmp_buf, sizeof(tmp_buf)); + /* add chars */ + if (ret == RDLINE_RES_COMPLETE) { + i=0; + while(CIRBUF_GET_LEN(&rdl->right) + CIRBUF_GET_LEN(&rdl->left) < + RDLINE_BUF_SIZE && + i < tmp_size) { + cirbuf_add_tail(&rdl->left, tmp_buf[i]); + rdl->write_char(rdl, tmp_buf[i]); + i++; + } + display_right_buffer(rdl, 1); + return RDLINE_RES_COMPLETE; /* ?? */ + } + + /* choice */ + rdline_puts(rdl, "\r\n"); + while (ret) { + rdl->write_char(rdl, ' '); + for (i=0 ; tmp_buf[i] ; i++) + rdl->write_char(rdl, tmp_buf[i]); + rdline_puts(rdl, "\r\n"); + ret = rdl->complete(rdl, rdl->left_buf, + tmp_buf, sizeof(tmp_buf), + &complete_state); + } + + rdline_redisplay(rdl); + } + return RDLINE_RES_COMPLETE; + + /* complete buffer */ + case CMDLINE_KEY_RETURN: + case CMDLINE_KEY_RETURN2: + rdline_get_buffer(rdl); + rdl->status = RDLINE_INIT; + rdline_puts(rdl, "\r\n"); + if (rdl->history_cur_line != -1) + rdline_remove_first_history_item(rdl); + + if (rdl->validate) + rdl->validate(rdl, rdl->left_buf, CIRBUF_GET_LEN(&rdl->left)+2); + /* user may have stopped rdline */ + if (rdl->status == RDLINE_EXITED) + return RDLINE_RES_EXITED; + return RDLINE_RES_VALIDATED; + + /* previous element in history */ + case CMDLINE_KEY_UP_ARR: + case CMDLINE_KEY_CTRL_P: + if (rdl->history_cur_line == 0) { + rdline_remove_first_history_item(rdl); + } + if (rdl->history_cur_line <= 0) { + rdline_add_history(rdl, rdline_get_buffer(rdl)); + rdl->history_cur_line = 0; + } + + buf = rdline_get_history_item(rdl, rdl->history_cur_line + 1); + if (!buf) + break; + + rdl->history_cur_line ++; + vt100_init(&rdl->vt100); + cirbuf_init(&rdl->left, rdl->left_buf, 0, RDLINE_BUF_SIZE); + cirbuf_init(&rdl->right, rdl->right_buf, 0, RDLINE_BUF_SIZE); + cirbuf_add_buf_tail(&rdl->left, buf, strnlen(buf, RDLINE_BUF_SIZE)); + rdline_redisplay(rdl); + break; + + /* next element in history */ + case CMDLINE_KEY_DOWN_ARR: + case CMDLINE_KEY_CTRL_N: + if (rdl->history_cur_line - 1 < 0) + break; + + rdl->history_cur_line --; + buf = rdline_get_history_item(rdl, rdl->history_cur_line); + if (!buf) + break; + vt100_init(&rdl->vt100); + cirbuf_init(&rdl->left, rdl->left_buf, 0, RDLINE_BUF_SIZE); + cirbuf_init(&rdl->right, rdl->right_buf, 0, RDLINE_BUF_SIZE); + cirbuf_add_buf_tail(&rdl->left, buf, strnlen(buf, RDLINE_BUF_SIZE)); + rdline_redisplay(rdl); + + break; + + + default: + break; + } + + return RDLINE_RES_SUCCESS; + } + + if (!isprint((int)c)) + return RDLINE_RES_SUCCESS; + + /* standard chars */ + if (CIRBUF_GET_LEN(&rdl->left) + CIRBUF_GET_LEN(&rdl->right) >= RDLINE_BUF_SIZE) + return RDLINE_RES_SUCCESS; + + if (cirbuf_add_tail_safe(&rdl->left, c)) + return RDLINE_RES_SUCCESS; + + rdl->write_char(rdl, c); + display_right_buffer(rdl, 0); + + return RDLINE_RES_SUCCESS; +} + + +/* HISTORY */ + +static void +rdline_remove_old_history_item(struct rdline * rdl) +{ + char tmp; + + while (! CIRBUF_IS_EMPTY(&rdl->history) ) { + tmp = cirbuf_get_head(&rdl->history); + cirbuf_del_head(&rdl->history); + if (!tmp) + break; + } +} + +static void +rdline_remove_first_history_item(struct rdline * rdl) +{ + char tmp; + + if ( CIRBUF_IS_EMPTY(&rdl->history) ) { + return; + } + else { + cirbuf_del_tail(&rdl->history); + } + + while (! CIRBUF_IS_EMPTY(&rdl->history) ) { + tmp = cirbuf_get_tail(&rdl->history); + if (!tmp) + break; + cirbuf_del_tail(&rdl->history); + } +} + +static unsigned int +rdline_get_history_size(struct rdline * rdl) +{ + unsigned int i, tmp, ret=0; + + CIRBUF_FOREACH(&rdl->history, i, tmp) { + if (tmp == 0) + ret ++; + } + + return ret; +} + +char * +rdline_get_history_item(struct rdline * rdl, unsigned int idx) +{ + unsigned int len, i, tmp; + + if (!rdl) + return NULL; + + len = rdline_get_history_size(rdl); + if ( idx >= len ) { + return NULL; + } + + cirbuf_align_left(&rdl->history); + + CIRBUF_FOREACH(&rdl->history, i, tmp) { + if ( idx == len - 1) { + return rdl->history_buf + i; + } + if (tmp == 0) + len --; + } + + return NULL; +} + +int +rdline_add_history(struct rdline * rdl, const char * buf) +{ + unsigned int len, i; + + if (!rdl || !buf) + return -EINVAL; + + len = strnlen(buf, RDLINE_BUF_SIZE); + for (i=0; i<len ; i++) { + if (buf[i] == '\n') { + len = i; + break; + } + } + + if ( len >= RDLINE_HISTORY_BUF_SIZE ) + return -1; + + while ( len >= CIRBUF_GET_FREELEN(&rdl->history) ) { + rdline_remove_old_history_item(rdl); + } + + cirbuf_add_buf_tail(&rdl->history, buf, len); + cirbuf_add_tail(&rdl->history, 0); + + return 0; +} + +void +rdline_clear_history(struct rdline * rdl) +{ + if (!rdl) + return; + cirbuf_init(&rdl->history, rdl->history_buf, 0, RDLINE_HISTORY_BUF_SIZE); +} + + +/* STATIC USEFUL FUNCS */ + +static void +rdline_puts(struct rdline * rdl, const char * buf) +{ + char c; + while ( (c = *(buf++)) != '\0' ) { + rdl->write_char(rdl, c); + } +} + +/* a very very basic printf with one arg and one format 'u' */ +static void +rdline_miniprintf(struct rdline *rdl, const char * buf, unsigned int val) +{ + char c, started=0, div=100; + + while ( (c=*(buf++)) ) { + if (c != '%') { + rdl->write_char(rdl, c); + continue; + } + c = *(buf++); + if (c != 'u') { + rdl->write_char(rdl, '%'); + rdl->write_char(rdl, c); + continue; + } + /* val is never more than 255 */ + while (div) { + c = (char)(val / div); + if (c || started) { + rdl->write_char(rdl, (char)(c+'0')); + started = 1; + } + val %= div; + div /= 10; + } + } +} + diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_rdline.h b/src/dpdk_lib18/librte_cmdline/cmdline_rdline.h new file mode 100755 index 00000000..ae6e24e8 --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_rdline.h @@ -0,0 +1,254 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _RDLINE_H_ +#define _RDLINE_H_ + +/** + * This file is a small equivalent to the GNU readline library, but it + * was originally designed for small systems, like Atmel AVR + * microcontrollers (8 bits). Indeed, we don't use any malloc that is + * sometimes not implemented (or just not recommended) on such + * systems. + * + * Obviously, it does not support as many things as the GNU readline, + * but at least it supports some interesting features like a kill + * buffer and a command history. + * + * It also have a feature that does not have the GNU readline (as far + * as I know): we can have several instances of it running at the same + * time, even on a monothread program, since it works with callbacks. + * + * The lib is designed for a client-side or a server-side use: + * - server-side: the server receives all data from a socket, including + * control chars, like arrows, tabulations, ... The client is + * very simple, it can be a telnet or a minicom through a serial line. + * - client-side: the client receives its data through its stdin for + * instance. + */ + +#include <cmdline_cirbuf.h> +#include <cmdline_vt100.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/* configuration */ +#define RDLINE_BUF_SIZE 256 +#define RDLINE_PROMPT_SIZE 32 +#define RDLINE_VT100_BUF_SIZE 8 +#define RDLINE_HISTORY_BUF_SIZE BUFSIZ +#define RDLINE_HISTORY_MAX_LINE 64 + +enum rdline_status { + RDLINE_INIT, + RDLINE_RUNNING, + RDLINE_EXITED +}; + +struct rdline; + +typedef int (rdline_write_char_t)(struct rdline *rdl, char); +typedef void (rdline_validate_t)(struct rdline *rdl, + const char *buf, unsigned int size); +typedef int (rdline_complete_t)(struct rdline *rdl, const char *buf, + char *dstbuf, unsigned int dstsize, + int *state); + +struct rdline { + enum rdline_status status; + /* rdline bufs */ + struct cirbuf left; + struct cirbuf right; + char left_buf[RDLINE_BUF_SIZE+2]; /* reserve 2 chars for the \n\0 */ + char right_buf[RDLINE_BUF_SIZE]; + + char prompt[RDLINE_PROMPT_SIZE]; + unsigned int prompt_size; + + char kill_buf[RDLINE_BUF_SIZE]; + unsigned int kill_size; + + /* history */ + struct cirbuf history; + char history_buf[RDLINE_HISTORY_BUF_SIZE]; + int history_cur_line; + + /* callbacks and func pointers */ + rdline_write_char_t *write_char; + rdline_validate_t *validate; + rdline_complete_t *complete; + + /* vt100 parser */ + struct cmdline_vt100 vt100; + + /* opaque pointer */ + void *opaque; +}; + +/** + * Init fields for a struct rdline. Call this only once at the beginning + * of your program. + * \param rdl A pointer to an uninitialized struct rdline + * \param write_char The function used by the function to write a character + * \param validate A pointer to the function to execute when the + * user validates the buffer. + * \param complete A pointer to the function to execute when the + * user completes the buffer. + */ +int rdline_init(struct rdline *rdl, + rdline_write_char_t *write_char, + rdline_validate_t *validate, + rdline_complete_t *complete); + + +/** + * Init the current buffer, and display a prompt. + * \param rdl A pointer to a struct rdline + * \param prompt A string containing the prompt + */ +void rdline_newline(struct rdline *rdl, const char *prompt); + +/** + * Call it and all received chars will be ignored. + * \param rdl A pointer to a struct rdline + */ +void rdline_stop(struct rdline *rdl); + +/** + * Same than rdline_stop() except that next calls to rdline_char_in() + * will return RDLINE_RES_EXITED. + * \param rdl A pointer to a struct rdline + */ +void rdline_quit(struct rdline *rdl); + +/** + * Restart after a call to rdline_stop() or rdline_quit() + * \param rdl A pointer to a struct rdline + */ +void rdline_restart(struct rdline *rdl); + +/** + * Redisplay the current buffer + * \param rdl A pointer to a struct rdline + */ +void rdline_redisplay(struct rdline *rdl); + +/** + * Reset the current buffer and setup for a new line. + * \param rdl A pointer to a struct rdline + */ +void rdline_reset(struct rdline *rdl); + + +/* return status for rdline_char_in() */ +#define RDLINE_RES_SUCCESS 0 +#define RDLINE_RES_VALIDATED 1 +#define RDLINE_RES_COMPLETE 2 +#define RDLINE_RES_NOT_RUNNING -1 +#define RDLINE_RES_EOF -2 +#define RDLINE_RES_EXITED -3 + +/** + * append a char to the readline buffer. + * Return RDLINE_RES_VALIDATE when the line has been validated. + * Return RDLINE_RES_COMPLETE when the user asked to complete the buffer. + * Return RDLINE_RES_NOT_RUNNING if it is not running. + * Return RDLINE_RES_EOF if EOF (ctrl-d on an empty line). + * Else return RDLINE_RES_SUCCESS. + * XXX error case when the buffer is full ? + * + * \param rdl A pointer to a struct rdline + * \param c The character to append + */ +int rdline_char_in(struct rdline *rdl, char c); + +/** + * Return the current buffer, terminated by '\0'. + * \param rdl A pointer to a struct rdline + */ +const char *rdline_get_buffer(struct rdline *rdl); + + +/** + * Add the buffer to history. + * return < 0 on error. + * \param rdl A pointer to a struct rdline + * \param buf A buffer that is terminated by '\0' + */ +int rdline_add_history(struct rdline *rdl, const char *buf); + +/** + * Clear current history + * \param rdl A pointer to a struct rdline + */ +void rdline_clear_history(struct rdline *rdl); + +/** + * Get the i-th history item + */ +char *rdline_get_history_item(struct rdline *rdl, unsigned int i); + +#ifdef __cplusplus +} +#endif + +#endif /* _RDLINE_H_ */ diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_socket.c b/src/dpdk_lib18/librte_cmdline/cmdline_socket.c new file mode 100755 index 00000000..6820b6df --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_socket.c @@ -0,0 +1,119 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <stdio.h> +#include <string.h> +#include <unistd.h> +#include <stdlib.h> +#include <stdarg.h> +#include <inttypes.h> +#include <fcntl.h> +#include <termios.h> + +#include "cmdline_parse.h" +#include "cmdline_rdline.h" +#include "cmdline_socket.h" +#include "cmdline.h" + +struct cmdline * +cmdline_file_new(cmdline_parse_ctx_t *ctx, const char *prompt, const char *path) +{ + int fd; + + /* everything else is checked in cmdline_new() */ + if (!path) + return NULL; + + fd = open(path, O_RDONLY, 0); + if (fd < 0) { + dprintf("open() failed\n"); + return NULL; + } + return (cmdline_new(ctx, prompt, fd, -1)); +} + +struct cmdline * +cmdline_stdin_new(cmdline_parse_ctx_t *ctx, const char *prompt) +{ + struct cmdline *cl; + struct termios oldterm, term; + + tcgetattr(0, &oldterm); + memcpy(&term, &oldterm, sizeof(term)); + term.c_lflag &= ~(ICANON | ECHO | ISIG); + tcsetattr(0, TCSANOW, &term); + setbuf(stdin, NULL); + + cl = cmdline_new(ctx, prompt, 0, 1); + + if (cl) + memcpy(&cl->oldterm, &oldterm, sizeof(term)); + + return cl; +} + +void +cmdline_stdin_exit(struct cmdline *cl) +{ + if (!cl) + return; + + tcsetattr(fileno(stdin), TCSANOW, &cl->oldterm); +} diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_socket.h b/src/dpdk_lib18/librte_cmdline/cmdline_socket.h new file mode 100755 index 00000000..8cc2dfbc --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_socket.h @@ -0,0 +1,76 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _CMDLINE_SOCKET_H_ +#define _CMDLINE_SOCKET_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +struct cmdline *cmdline_file_new(cmdline_parse_ctx_t *ctx, const char *prompt, const char *path); +struct cmdline *cmdline_stdin_new(cmdline_parse_ctx_t *ctx, const char *prompt); +void cmdline_stdin_exit(struct cmdline *cl); + +#ifdef __cplusplus +} +#endif + +#endif /* _CMDLINE_SOCKET_H_ */ diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_vt100.c b/src/dpdk_lib18/librte_cmdline/cmdline_vt100.c new file mode 100755 index 00000000..a253e8b6 --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_vt100.c @@ -0,0 +1,185 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <stdlib.h> +#include <stdint.h> +#include <stdio.h> +#include <string.h> +#include <stdarg.h> +#include <ctype.h> +#include <termios.h> + +#include "cmdline_vt100.h" + +const char *cmdline_vt100_commands[] = { + vt100_up_arr, + vt100_down_arr, + vt100_right_arr, + vt100_left_arr, + "\177", + "\n", + "\001", + "\005", + "\013", + "\031", + "\003", + "\006", + "\002", + vt100_suppr, + vt100_tab, + "\004", + "\014", + "\r", + "\033\177", + vt100_word_left, + vt100_word_right, + "?", + "\027", + "\020", + "\016", + "\033\144", +}; + +void +vt100_init(struct cmdline_vt100 *vt) +{ + if (!vt) + return; + vt->state = CMDLINE_VT100_INIT; +} + + +static int +match_command(char *buf, unsigned int size) +{ + const char *cmd; + size_t cmdlen; + unsigned int i = 0; + + for (i=0 ; i<sizeof(cmdline_vt100_commands)/sizeof(const char *) ; i++) { + cmd = *(cmdline_vt100_commands + i); + + cmdlen = strnlen(cmd, CMDLINE_VT100_BUF_SIZE); + if (size == cmdlen && + !strncmp(buf, cmd, cmdlen)) { + return i; + } + } + + return -1; +} + +int +vt100_parser(struct cmdline_vt100 *vt, char ch) +{ + unsigned int size; + uint8_t c = (uint8_t) ch; + + if (!vt) + return -1; + + if (vt->bufpos >= CMDLINE_VT100_BUF_SIZE) { + vt->state = CMDLINE_VT100_INIT; + vt->bufpos = 0; + } + + vt->buf[vt->bufpos++] = c; + size = vt->bufpos; + + switch (vt->state) { + case CMDLINE_VT100_INIT: + if (c == 033) { + vt->state = CMDLINE_VT100_ESCAPE; + } + else { + vt->bufpos = 0; + goto match_command; + } + break; + + case CMDLINE_VT100_ESCAPE: + if (c == 0133) { + vt->state = CMDLINE_VT100_ESCAPE_CSI; + } + else if (c >= 060 && c <= 0177) { /* XXX 0177 ? */ + vt->bufpos = 0; + vt->state = CMDLINE_VT100_INIT; + goto match_command; + } + break; + + case CMDLINE_VT100_ESCAPE_CSI: + if (c >= 0100 && c <= 0176) { + vt->bufpos = 0; + vt->state = CMDLINE_VT100_INIT; + goto match_command; + } + break; + + default: + vt->bufpos = 0; + break; + } + + return -2; + + match_command: + return match_command(vt->buf, size); +} diff --git a/src/dpdk_lib18/librte_cmdline/cmdline_vt100.h b/src/dpdk_lib18/librte_cmdline/cmdline_vt100.h new file mode 100755 index 00000000..b9840f6c --- /dev/null +++ b/src/dpdk_lib18/librte_cmdline/cmdline_vt100.h @@ -0,0 +1,151 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org> + * All rights reserved. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the University of California, Berkeley nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _CMDLINE_VT100_H_ +#define _CMDLINE_VT100_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +#define vt100_bell "\007" +#define vt100_bs "\010" +#define vt100_bs_clear "\010 \010" +#define vt100_tab "\011" +#define vt100_crnl "\012\015" +#define vt100_clear_right "\033[0K" +#define vt100_clear_left "\033[1K" +#define vt100_clear_down "\033[0J" +#define vt100_clear_up "\033[1J" +#define vt100_clear_line "\033[2K" +#define vt100_clear_screen "\033[2J" +#define vt100_up_arr "\033\133\101" +#define vt100_down_arr "\033\133\102" +#define vt100_right_arr "\033\133\103" +#define vt100_left_arr "\033\133\104" +#define vt100_multi_right "\033\133%uC" +#define vt100_multi_left "\033\133%uD" +#define vt100_suppr "\033\133\063\176" +#define vt100_home "\033M\033E" +#define vt100_word_left "\033\142" +#define vt100_word_right "\033\146" + +/* Result of parsing : it must be synchronized with + * cmdline_vt100_commands[] in vt100.c */ +#define CMDLINE_KEY_UP_ARR 0 +#define CMDLINE_KEY_DOWN_ARR 1 +#define CMDLINE_KEY_RIGHT_ARR 2 +#define CMDLINE_KEY_LEFT_ARR 3 +#define CMDLINE_KEY_BKSPACE 4 +#define CMDLINE_KEY_RETURN 5 +#define CMDLINE_KEY_CTRL_A 6 +#define CMDLINE_KEY_CTRL_E 7 +#define CMDLINE_KEY_CTRL_K 8 +#define CMDLINE_KEY_CTRL_Y 9 +#define CMDLINE_KEY_CTRL_C 10 +#define CMDLINE_KEY_CTRL_F 11 +#define CMDLINE_KEY_CTRL_B 12 +#define CMDLINE_KEY_SUPPR 13 +#define CMDLINE_KEY_TAB 14 +#define CMDLINE_KEY_CTRL_D 15 +#define CMDLINE_KEY_CTRL_L 16 +#define CMDLINE_KEY_RETURN2 17 +#define CMDLINE_KEY_META_BKSPACE 18 +#define CMDLINE_KEY_WLEFT 19 +#define CMDLINE_KEY_WRIGHT 20 +#define CMDLINE_KEY_HELP 21 +#define CMDLINE_KEY_CTRL_W 22 +#define CMDLINE_KEY_CTRL_P 23 +#define CMDLINE_KEY_CTRL_N 24 +#define CMDLINE_KEY_META_D 25 + +extern const char *cmdline_vt100_commands[]; + +enum cmdline_vt100_parser_state { + CMDLINE_VT100_INIT, + CMDLINE_VT100_ESCAPE, + CMDLINE_VT100_ESCAPE_CSI +}; + +#define CMDLINE_VT100_BUF_SIZE 8 +struct cmdline_vt100 { + uint8_t bufpos; + char buf[CMDLINE_VT100_BUF_SIZE]; + enum cmdline_vt100_parser_state state; +}; + +/** + * Init + */ +void vt100_init(struct cmdline_vt100 *vt); + +/** + * Input a new character. + * Return -1 if the character is not part of a control sequence + * Return -2 if c is not the last char of a control sequence + * Else return the index in vt100_commands[] + */ +int vt100_parser(struct cmdline_vt100 *vt, char c); + +#ifdef __cplusplus +} +#endif + +#endif |