diff options
Diffstat (limited to 'lib/librte_port')
| -rw-r--r-- | lib/librte_port/Makefile | 2 | ||||
| -rw-r--r-- | lib/librte_port/rte_port_fd.c | 552 | ||||
| -rw-r--r-- | lib/librte_port/rte_port_fd.h | 105 | ||||
| -rw-r--r-- | lib/librte_port/rte_port_source_sink.h | 4 | ||||
| -rw-r--r-- | lib/librte_port/rte_port_version.map | 9 |
5 files changed, 670 insertions, 2 deletions
diff --git a/lib/librte_port/Makefile b/lib/librte_port/Makefile index 3d84a0e4..44fa7352 100644 --- a/lib/librte_port/Makefile +++ b/lib/librte_port/Makefile @@ -56,6 +56,7 @@ SRCS-$(CONFIG_RTE_LIBRTE_PORT) += rte_port_frag.c SRCS-$(CONFIG_RTE_LIBRTE_PORT) += rte_port_ras.c endif SRCS-$(CONFIG_RTE_LIBRTE_PORT) += rte_port_sched.c +SRCS-$(CONFIG_RTE_LIBRTE_PORT) += rte_port_fd.c ifeq ($(CONFIG_RTE_LIBRTE_KNI),y) SRCS-$(CONFIG_RTE_LIBRTE_PORT) += rte_port_kni.c endif @@ -70,6 +71,7 @@ SYMLINK-$(CONFIG_RTE_LIBRTE_PORT)-include += rte_port_frag.h SYMLINK-$(CONFIG_RTE_LIBRTE_PORT)-include += rte_port_ras.h endif SYMLINK-$(CONFIG_RTE_LIBRTE_PORT)-include += rte_port_sched.h +SYMLINK-$(CONFIG_RTE_LIBRTE_PORT)-include += rte_port_fd.h ifeq ($(CONFIG_RTE_LIBRTE_KNI),y) SYMLINK-$(CONFIG_RTE_LIBRTE_PORT)-include += rte_port_kni.h endif diff --git a/lib/librte_port/rte_port_fd.c b/lib/librte_port/rte_port_fd.c new file mode 100644 index 00000000..0d640f34 --- /dev/null +++ b/lib/librte_port/rte_port_fd.c @@ -0,0 +1,552 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2016 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 <string.h> +#include <stdint.h> +#include <unistd.h> + +#include <rte_mbuf.h> +#include <rte_malloc.h> + +#include "rte_port_fd.h" + +/* + * Port FD Reader + */ +#ifdef RTE_PORT_STATS_COLLECT + +#define RTE_PORT_FD_READER_STATS_PKTS_IN_ADD(port, val) \ + do { port->stats.n_pkts_in += val; } while (0) +#define RTE_PORT_FD_READER_STATS_PKTS_DROP_ADD(port, val) \ + do { port->stats.n_pkts_drop += val; } while (0) + +#else + +#define RTE_PORT_FD_READER_STATS_PKTS_IN_ADD(port, val) +#define RTE_PORT_FD_READER_STATS_PKTS_DROP_ADD(port, val) + +#endif + +struct rte_port_fd_reader { + struct rte_port_in_stats stats; + int fd; + uint32_t mtu; + struct rte_mempool *mempool; +}; + +static void * +rte_port_fd_reader_create(void *params, int socket_id) +{ + struct rte_port_fd_reader_params *conf = + (struct rte_port_fd_reader_params *) params; + struct rte_port_fd_reader *port; + + /* Check input parameters */ + if (conf == NULL) { + RTE_LOG(ERR, PORT, "%s: params is NULL\n", __func__); + return NULL; + } + if (conf->fd < 0) { + RTE_LOG(ERR, PORT, "%s: Invalid file descriptor\n", __func__); + return NULL; + } + if (conf->mtu == 0) { + RTE_LOG(ERR, PORT, "%s: Invalid MTU\n", __func__); + return NULL; + } + if (conf->mempool == NULL) { + RTE_LOG(ERR, PORT, "%s: Invalid mempool\n", __func__); + return NULL; + } + + /* Memory allocation */ + port = rte_zmalloc_socket("PORT", sizeof(*port), + RTE_CACHE_LINE_SIZE, socket_id); + if (port == NULL) { + RTE_LOG(ERR, PORT, "%s: Failed to allocate port\n", __func__); + return NULL; + } + + /* Initialization */ + port->fd = conf->fd; + port->mtu = conf->mtu; + port->mempool = conf->mempool; + + return port; +} + +static int +rte_port_fd_reader_rx(void *port, struct rte_mbuf **pkts, uint32_t n_pkts) +{ + struct rte_port_fd_reader *p = (struct rte_port_fd_reader *) port; + uint32_t i; + + if (rte_mempool_get_bulk(p->mempool, (void **) pkts, n_pkts) != 0) + return 0; + + for (i = 0; i < n_pkts; i++) { + rte_mbuf_refcnt_set(pkts[i], 1); + rte_pktmbuf_reset(pkts[i]); + } + + for (i = 0; i < n_pkts; i++) { + struct rte_mbuf *pkt = pkts[i]; + void *pkt_data = rte_pktmbuf_mtod(pkt, void *); + ssize_t n_bytes; + + n_bytes = read(p->fd, pkt_data, (size_t) p->mtu); + if (n_bytes <= 0) + break; + + pkt->data_len = n_bytes; + pkt->pkt_len = n_bytes; + } + + for ( ; i < n_pkts; i++) + rte_pktmbuf_free(pkts[i]); + + RTE_PORT_FD_READER_STATS_PKTS_IN_ADD(p, i); + + return n_pkts; +} + +static int +rte_port_fd_reader_free(void *port) +{ + if (port == NULL) { + RTE_LOG(ERR, PORT, "%s: port is NULL\n", __func__); + return -EINVAL; + } + + rte_free(port); + + return 0; +} + +static int rte_port_fd_reader_stats_read(void *port, + struct rte_port_in_stats *stats, int clear) +{ + struct rte_port_fd_reader *p = + (struct rte_port_fd_reader *) port; + + if (stats != NULL) + memcpy(stats, &p->stats, sizeof(p->stats)); + + if (clear) + memset(&p->stats, 0, sizeof(p->stats)); + + return 0; +} + +/* + * Port FD Writer + */ +#ifdef RTE_PORT_STATS_COLLECT + +#define RTE_PORT_FD_WRITER_STATS_PKTS_IN_ADD(port, val) \ + do { port->stats.n_pkts_in += val; } while (0) +#define RTE_PORT_FD_WRITER_STATS_PKTS_DROP_ADD(port, val) \ + do { port->stats.n_pkts_drop += val; } while (0) + +#else + +#define RTE_PORT_FD_WRITER_STATS_PKTS_IN_ADD(port, val) +#define RTE_PORT_FD_WRITER_STATS_PKTS_DROP_ADD(port, val) + +#endif + +struct rte_port_fd_writer { + struct rte_port_out_stats stats; + + struct rte_mbuf *tx_buf[2 * RTE_PORT_IN_BURST_SIZE_MAX]; + uint32_t tx_burst_sz; + uint16_t tx_buf_count; + uint32_t fd; +}; + +static void * +rte_port_fd_writer_create(void *params, int socket_id) +{ + struct rte_port_fd_writer_params *conf = + (struct rte_port_fd_writer_params *) params; + struct rte_port_fd_writer *port; + + /* Check input parameters */ + if ((conf == NULL) || + (conf->tx_burst_sz == 0) || + (conf->tx_burst_sz > RTE_PORT_IN_BURST_SIZE_MAX) || + (!rte_is_power_of_2(conf->tx_burst_sz))) { + RTE_LOG(ERR, PORT, "%s: Invalid input parameters\n", __func__); + return NULL; + } + + /* Memory allocation */ + port = rte_zmalloc_socket("PORT", sizeof(*port), + RTE_CACHE_LINE_SIZE, socket_id); + if (port == NULL) { + RTE_LOG(ERR, PORT, "%s: Failed to allocate port\n", __func__); + return NULL; + } + + /* Initialization */ + port->fd = conf->fd; + port->tx_burst_sz = conf->tx_burst_sz; + port->tx_buf_count = 0; + + return port; +} + +static inline void +send_burst(struct rte_port_fd_writer *p) +{ + uint32_t i; + + for (i = 0; i < p->tx_buf_count; i++) { + struct rte_mbuf *pkt = p->tx_buf[i]; + void *pkt_data = rte_pktmbuf_mtod(pkt, void*); + size_t n_bytes = rte_pktmbuf_data_len(pkt); + ssize_t ret; + + ret = write(p->fd, pkt_data, n_bytes); + if (ret < 0) + break; + } + + RTE_PORT_FD_WRITER_STATS_PKTS_DROP_ADD(p, p->tx_buf_count - i); + + for (i = 0; i < p->tx_buf_count; i++) + rte_pktmbuf_free(p->tx_buf[i]); + + p->tx_buf_count = 0; +} + +static int +rte_port_fd_writer_tx(void *port, struct rte_mbuf *pkt) +{ + struct rte_port_fd_writer *p = + (struct rte_port_fd_writer *) port; + + p->tx_buf[p->tx_buf_count++] = pkt; + RTE_PORT_FD_WRITER_STATS_PKTS_IN_ADD(p, 1); + if (p->tx_buf_count >= p->tx_burst_sz) + send_burst(p); + + return 0; +} + +static int +rte_port_fd_writer_tx_bulk(void *port, + struct rte_mbuf **pkts, + uint64_t pkts_mask) +{ + struct rte_port_fd_writer *p = + (struct rte_port_fd_writer *) port; + uint32_t tx_buf_count = p->tx_buf_count; + + if ((pkts_mask & (pkts_mask + 1)) == 0) { + uint64_t n_pkts = __builtin_popcountll(pkts_mask); + uint32_t i; + + for (i = 0; i < n_pkts; i++) + p->tx_buf[tx_buf_count++] = pkts[i]; + RTE_PORT_FD_WRITER_STATS_PKTS_IN_ADD(p, n_pkts); + } else + for ( ; pkts_mask; ) { + uint32_t pkt_index = __builtin_ctzll(pkts_mask); + uint64_t pkt_mask = 1LLU << pkt_index; + struct rte_mbuf *pkt = pkts[pkt_index]; + + p->tx_buf[tx_buf_count++] = pkt; + RTE_PORT_FD_WRITER_STATS_PKTS_IN_ADD(p, 1); + pkts_mask &= ~pkt_mask; + } + + p->tx_buf_count = tx_buf_count; + if (tx_buf_count >= p->tx_burst_sz) + send_burst(p); + + return 0; +} + +static int +rte_port_fd_writer_flush(void *port) +{ + struct rte_port_fd_writer *p = + (struct rte_port_fd_writer *) port; + + if (p->tx_buf_count > 0) + send_burst(p); + + return 0; +} + +static int +rte_port_fd_writer_free(void *port) +{ + if (port == NULL) { + RTE_LOG(ERR, PORT, "%s: Port is NULL\n", __func__); + return -EINVAL; + } + + rte_port_fd_writer_flush(port); + rte_free(port); + + return 0; +} + +static int rte_port_fd_writer_stats_read(void *port, + struct rte_port_out_stats *stats, int clear) +{ + struct rte_port_fd_writer *p = + (struct rte_port_fd_writer *) port; + + if (stats != NULL) + memcpy(stats, &p->stats, sizeof(p->stats)); + + if (clear) + memset(&p->stats, 0, sizeof(p->stats)); + + return 0; +} + +/* + * Port FD Writer Nodrop + */ +#ifdef RTE_PORT_STATS_COLLECT + +#define RTE_PORT_FD_WRITER_NODROP_STATS_PKTS_IN_ADD(port, val) \ + do { port->stats.n_pkts_in += val; } while (0) +#define RTE_PORT_FD_WRITER_NODROP_STATS_PKTS_DROP_ADD(port, val) \ + do { port->stats.n_pkts_drop += val; } while (0) + +#else + +#define RTE_PORT_FD_WRITER_NODROP_STATS_PKTS_IN_ADD(port, val) +#define RTE_PORT_FD_WRITER_NODROP_STATS_PKTS_DROP_ADD(port, val) + +#endif + +struct rte_port_fd_writer_nodrop { + struct rte_port_out_stats stats; + + struct rte_mbuf *tx_buf[2 * RTE_PORT_IN_BURST_SIZE_MAX]; + uint32_t tx_burst_sz; + uint16_t tx_buf_count; + uint64_t n_retries; + uint32_t fd; +}; + +static void * +rte_port_fd_writer_nodrop_create(void *params, int socket_id) +{ + struct rte_port_fd_writer_nodrop_params *conf = + (struct rte_port_fd_writer_nodrop_params *) params; + struct rte_port_fd_writer_nodrop *port; + + /* Check input parameters */ + if ((conf == NULL) || + (conf->fd < 0) || + (conf->tx_burst_sz == 0) || + (conf->tx_burst_sz > RTE_PORT_IN_BURST_SIZE_MAX) || + (!rte_is_power_of_2(conf->tx_burst_sz))) { + RTE_LOG(ERR, PORT, "%s: Invalid input parameters\n", __func__); + return NULL; + } + + /* Memory allocation */ + port = rte_zmalloc_socket("PORT", sizeof(*port), + RTE_CACHE_LINE_SIZE, socket_id); + if (port == NULL) { + RTE_LOG(ERR, PORT, "%s: Failed to allocate port\n", __func__); + return NULL; + } + + /* Initialization */ + port->fd = conf->fd; + port->tx_burst_sz = conf->tx_burst_sz; + port->tx_buf_count = 0; + + /* + * When n_retries is 0 it means that we should wait for every packet to + * send no matter how many retries should it take. To limit number of + * branches in fast path, we use UINT64_MAX instead of branching. + */ + port->n_retries = (conf->n_retries == 0) ? UINT64_MAX : conf->n_retries; + + return port; +} + +static inline void +send_burst_nodrop(struct rte_port_fd_writer_nodrop *p) +{ + uint64_t n_retries; + uint32_t i; + + n_retries = 0; + for (i = 0; (i < p->tx_buf_count) && (n_retries < p->n_retries); i++) { + struct rte_mbuf *pkt = p->tx_buf[i]; + void *pkt_data = rte_pktmbuf_mtod(pkt, void*); + size_t n_bytes = rte_pktmbuf_data_len(pkt); + + for ( ; n_retries < p->n_retries; n_retries++) { + ssize_t ret; + + ret = write(p->fd, pkt_data, n_bytes); + if (ret) + break; + } + } + + RTE_PORT_FD_WRITER_NODROP_STATS_PKTS_DROP_ADD(p, p->tx_buf_count - i); + + for (i = 0; i < p->tx_buf_count; i++) + rte_pktmbuf_free(p->tx_buf[i]); + + p->tx_buf_count = 0; +} + +static int +rte_port_fd_writer_nodrop_tx(void *port, struct rte_mbuf *pkt) +{ + struct rte_port_fd_writer_nodrop *p = + (struct rte_port_fd_writer_nodrop *) port; + + p->tx_buf[p->tx_buf_count++] = pkt; + RTE_PORT_FD_WRITER_NODROP_STATS_PKTS_IN_ADD(p, 1); + if (p->tx_buf_count >= p->tx_burst_sz) + send_burst_nodrop(p); + + return 0; +} + +static int +rte_port_fd_writer_nodrop_tx_bulk(void *port, + struct rte_mbuf **pkts, + uint64_t pkts_mask) +{ + struct rte_port_fd_writer_nodrop *p = + (struct rte_port_fd_writer_nodrop *) port; + uint32_t tx_buf_count = p->tx_buf_count; + + if ((pkts_mask & (pkts_mask + 1)) == 0) { + uint64_t n_pkts = __builtin_popcountll(pkts_mask); + uint32_t i; + + for (i = 0; i < n_pkts; i++) + p->tx_buf[tx_buf_count++] = pkts[i]; + RTE_PORT_FD_WRITER_NODROP_STATS_PKTS_IN_ADD(p, n_pkts); + } else + for ( ; pkts_mask; ) { + uint32_t pkt_index = __builtin_ctzll(pkts_mask); + uint64_t pkt_mask = 1LLU << pkt_index; + struct rte_mbuf *pkt = pkts[pkt_index]; + + p->tx_buf[tx_buf_count++] = pkt; + RTE_PORT_FD_WRITER_NODROP_STATS_PKTS_IN_ADD(p, 1); + pkts_mask &= ~pkt_mask; + } + + p->tx_buf_count = tx_buf_count; + if (tx_buf_count >= p->tx_burst_sz) + send_burst_nodrop(p); + + return 0; +} + +static int +rte_port_fd_writer_nodrop_flush(void *port) +{ + struct rte_port_fd_writer_nodrop *p = + (struct rte_port_fd_writer_nodrop *) port; + + if (p->tx_buf_count > 0) + send_burst_nodrop(p); + + return 0; +} + +static int +rte_port_fd_writer_nodrop_free(void *port) +{ + if (port == NULL) { + RTE_LOG(ERR, PORT, "%s: Port is NULL\n", __func__); + return -EINVAL; + } + + rte_port_fd_writer_nodrop_flush(port); + rte_free(port); + +return 0; +} + +static int rte_port_fd_writer_nodrop_stats_read(void *port, + struct rte_port_out_stats *stats, int clear) +{ + struct rte_port_fd_writer_nodrop *p = + (struct rte_port_fd_writer_nodrop *) port; + + if (stats != NULL) + memcpy(stats, &p->stats, sizeof(p->stats)); + + if (clear) + memset(&p->stats, 0, sizeof(p->stats)); + + return 0; +} + +/* + * Summary of port operations + */ +struct rte_port_in_ops rte_port_fd_reader_ops = { + .f_create = rte_port_fd_reader_create, + .f_free = rte_port_fd_reader_free, + .f_rx = rte_port_fd_reader_rx, + .f_stats = rte_port_fd_reader_stats_read, +}; + +struct rte_port_out_ops rte_port_fd_writer_ops = { + .f_create = rte_port_fd_writer_create, + .f_free = rte_port_fd_writer_free, + .f_tx = rte_port_fd_writer_tx, + .f_tx_bulk = rte_port_fd_writer_tx_bulk, + .f_flush = rte_port_fd_writer_flush, + .f_stats = rte_port_fd_writer_stats_read, +}; + +struct rte_port_out_ops rte_port_fd_writer_nodrop_ops = { + .f_create = rte_port_fd_writer_nodrop_create, + .f_free = rte_port_fd_writer_nodrop_free, + .f_tx = rte_port_fd_writer_nodrop_tx, + .f_tx_bulk = rte_port_fd_writer_nodrop_tx_bulk, + .f_flush = rte_port_fd_writer_nodrop_flush, + .f_stats = rte_port_fd_writer_nodrop_stats_read, +}; diff --git a/lib/librte_port/rte_port_fd.h b/lib/librte_port/rte_port_fd.h new file mode 100644 index 00000000..77a2d31b --- /dev/null +++ b/lib/librte_port/rte_port_fd.h @@ -0,0 +1,105 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2016 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. + */ + +#ifndef __INCLUDE_RTE_PORT_FD_H__ +#define __INCLUDE_RTE_PORT_FD_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * @file + * RTE Port FD Device + * + * fd_reader: input port built on top of valid non-blocking file descriptor + * fd_writer: output port built on top of valid non-blocking file descriptor + * + ***/ + +#include <stdint.h> + +#include <rte_mempool.h> +#include "rte_port.h" + +/** fd_reader port parameters */ +struct rte_port_fd_reader_params { + /** File descriptor */ + int fd; + + /** Maximum Transfer Unit (MTU) */ + uint32_t mtu; + + /** Pre-initialized buffer pool */ + struct rte_mempool *mempool; +}; + +/** fd_reader port operations */ +extern struct rte_port_in_ops rte_port_fd_reader_ops; + +/** fd_writer port parameters */ +struct rte_port_fd_writer_params { + /** File descriptor */ + int fd; + + /**< Recommended write burst size. The actual burst size can be + * bigger or smaller than this value. + */ + uint32_t tx_burst_sz; +}; + +/** fd_writer port operations */ +extern struct rte_port_out_ops rte_port_fd_writer_ops; + +/** fd_writer_nodrop port parameters */ +struct rte_port_fd_writer_nodrop_params { + /** File descriptor */ + int fd; + + /**< Recommended write burst size. The actual burst size can be + * bigger or smaller than this value. + */ + uint32_t tx_burst_sz; + + /** Maximum number of retries, 0 for no limit */ + uint32_t n_retries; +}; + +/** fd_writer_nodrop port operations */ +extern struct rte_port_out_ops rte_port_fd_writer_nodrop_ops; + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/lib/librte_port/rte_port_source_sink.h b/lib/librte_port/rte_port_source_sink.h index 4db8a8a8..be585a77 100644 --- a/lib/librte_port/rte_port_source_sink.h +++ b/lib/librte_port/rte_port_source_sink.h @@ -55,7 +55,7 @@ struct rte_port_source_params { struct rte_mempool *mempool; /** The full path of the pcap file to read packets from */ - char *file_name; + const char *file_name; /** The number of bytes to be read from each packet in the * pcap file. If this value is 0, the whole packet is read; * if it is bigger than packet size, the generated packets @@ -69,7 +69,7 @@ extern struct rte_port_in_ops rte_port_source_ops; /** sink port parameters */ struct rte_port_sink_params { /** The full path of the pcap file to write the packets to */ - char *file_name; + const char *file_name; /** The maximum number of packets write to the pcap file. * If this value is 0, the "infinite" write will be carried * out. diff --git a/lib/librte_port/rte_port_version.map b/lib/librte_port/rte_port_version.map index 048c20d7..6470629b 100644 --- a/lib/librte_port/rte_port_version.map +++ b/lib/librte_port/rte_port_version.map @@ -42,3 +42,12 @@ DPDK_16.07 { rte_port_kni_writer_nodrop_ops; } DPDK_2.2; + +DPDK_16.11 { + global: + + rte_port_fd_reader_ops; + rte_port_fd_writer_ops; + rte_port_fd_writer_nodrop_ops; + +} DPDK_16.07; |