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authorIdo Barnea <ibarnea@cisco.com>2016-08-08 13:07:20 +0300
committerIdo Barnea <ibarnea@cisco.com>2016-08-08 13:07:20 +0300
commitdc56569b146966c17433fef70d4eb5456871dcc6 (patch)
tree73eb19c9aad6570007fd808e478b7a23f6ca835c /src/dpdk22/lib/librte_cfgfile/rte_cfgfile.c
parent2067ee3de8e6664e66f872a0b5c6d1b68b99625a (diff)
removed dpdk22 files
Diffstat (limited to 'src/dpdk22/lib/librte_cfgfile/rte_cfgfile.c')
-rw-r--r--src/dpdk22/lib/librte_cfgfile/rte_cfgfile.c356
1 files changed, 0 insertions, 356 deletions
diff --git a/src/dpdk22/lib/librte_cfgfile/rte_cfgfile.c b/src/dpdk22/lib/librte_cfgfile/rte_cfgfile.c
deleted file mode 100644
index a677dade..00000000
--- a/src/dpdk22/lib/librte_cfgfile/rte_cfgfile.c
+++ /dev/null
@@ -1,356 +0,0 @@
-/*-
- * 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 <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <ctype.h>
-#include <rte_string_fns.h>
-
-#include "rte_cfgfile.h"
-
-struct rte_cfgfile_section {
- char name[CFG_NAME_LEN];
- int num_entries;
- struct rte_cfgfile_entry *entries[0];
-};
-
-struct rte_cfgfile {
- int flags;
- int num_sections;
- struct rte_cfgfile_section *sections[0];
-};
-
-/** when we resize a file structure, how many extra entries
- * for new sections do we add in */
-#define CFG_ALLOC_SECTION_BATCH 8
-/** when we resize a section structure, how many extra entries
- * for new entries do we add in */
-#define CFG_ALLOC_ENTRY_BATCH 16
-
-static unsigned
-_strip(char *str, unsigned len)
-{
- int newlen = len;
- if (len == 0)
- return 0;
-
- if (isspace(str[len-1])) {
- /* strip trailing whitespace */
- while (newlen > 0 && isspace(str[newlen - 1]))
- str[--newlen] = '\0';
- }
-
- if (isspace(str[0])) {
- /* strip leading whitespace */
- int i, start = 1;
- while (isspace(str[start]) && start < newlen)
- start++
- ; /* do nothing */
- newlen -= start;
- for (i = 0; i < newlen; i++)
- str[i] = str[i+start];
- str[i] = '\0';
- }
- return newlen;
-}
-
-struct rte_cfgfile *
-rte_cfgfile_load(const char *filename, int flags)
-{
- int allocated_sections = CFG_ALLOC_SECTION_BATCH;
- int allocated_entries = 0;
- int curr_section = -1;
- int curr_entry = -1;
- char buffer[256] = {0};
- int lineno = 0;
- struct rte_cfgfile *cfg = NULL;
-
- FILE *f = fopen(filename, "r");
- if (f == NULL)
- return NULL;
-
- cfg = malloc(sizeof(*cfg) + sizeof(cfg->sections[0]) *
- allocated_sections);
- if (cfg == NULL)
- goto error2;
-
- memset(cfg->sections, 0, sizeof(cfg->sections[0]) * allocated_sections);
-
- while (fgets(buffer, sizeof(buffer), f) != NULL) {
- char *pos = NULL;
- size_t len = strnlen(buffer, sizeof(buffer));
- lineno++;
- if ((len >= sizeof(buffer) - 1) && (buffer[len-1] != '\n')) {
- printf("Error line %d - no \\n found on string. "
- "Check if line too long\n", lineno);
- goto error1;
- }
- pos = memchr(buffer, ';', sizeof(buffer));
- if (pos != NULL) {
- *pos = '\0';
- len = pos - buffer;
- }
-
- len = _strip(buffer, len);
- if (buffer[0] != '[' && memchr(buffer, '=', len) == NULL)
- continue;
-
- if (buffer[0] == '[') {
- /* section heading line */
- char *end = memchr(buffer, ']', len);
- if (end == NULL) {
- printf("Error line %d - no terminating '['"
- "character found\n", lineno);
- goto error1;
- }
- *end = '\0';
- _strip(&buffer[1], end - &buffer[1]);
-
- /* close off old section and add start new one */
- if (curr_section >= 0)
- cfg->sections[curr_section]->num_entries =
- curr_entry + 1;
- curr_section++;
-
- /* resize overall struct if we don't have room for more
- sections */
- if (curr_section == allocated_sections) {
- allocated_sections += CFG_ALLOC_SECTION_BATCH;
- struct rte_cfgfile *n_cfg = realloc(cfg,
- sizeof(*cfg) + sizeof(cfg->sections[0])
- * allocated_sections);
- if (n_cfg == NULL) {
- printf("Error - no more memory\n");
- goto error1;
- }
- cfg = n_cfg;
- }
-
- /* allocate space for new section */
- allocated_entries = CFG_ALLOC_ENTRY_BATCH;
- curr_entry = -1;
- cfg->sections[curr_section] = malloc(
- sizeof(*cfg->sections[0]) +
- sizeof(cfg->sections[0]->entries[0]) *
- allocated_entries);
- if (cfg->sections[curr_section] == NULL) {
- printf("Error - no more memory\n");
- goto error1;
- }
-
- snprintf(cfg->sections[curr_section]->name,
- sizeof(cfg->sections[0]->name),
- "%s", &buffer[1]);
- } else {
- /* value line */
- if (curr_section < 0) {
- printf("Error line %d - value outside of"
- "section\n", lineno);
- goto error1;
- }
-
- struct rte_cfgfile_section *sect =
- cfg->sections[curr_section];
- char *split[2];
- if (rte_strsplit(buffer, sizeof(buffer), split, 2, '=')
- != 2) {
- printf("Error at line %d - cannot split "
- "string\n", lineno);
- goto error1;
- }
-
- curr_entry++;
- if (curr_entry == allocated_entries) {
- allocated_entries += CFG_ALLOC_ENTRY_BATCH;
- struct rte_cfgfile_section *n_sect = realloc(
- sect, sizeof(*sect) +
- sizeof(sect->entries[0]) *
- allocated_entries);
- if (n_sect == NULL) {
- printf("Error - no more memory\n");
- goto error1;
- }
- sect = cfg->sections[curr_section] = n_sect;
- }
-
- sect->entries[curr_entry] = malloc(
- sizeof(*sect->entries[0]));
- if (sect->entries[curr_entry] == NULL) {
- printf("Error - no more memory\n");
- goto error1;
- }
-
- struct rte_cfgfile_entry *entry = sect->entries[
- curr_entry];
- snprintf(entry->name, sizeof(entry->name), "%s",
- split[0]);
- snprintf(entry->value, sizeof(entry->value), "%s",
- split[1]);
- _strip(entry->name, strnlen(entry->name,
- sizeof(entry->name)));
- _strip(entry->value, strnlen(entry->value,
- sizeof(entry->value)));
- }
- }
- fclose(f);
- cfg->flags = flags;
- cfg->num_sections = curr_section + 1;
- /* curr_section will still be -1 if we have an empty file */
- if (curr_section >= 0)
- cfg->sections[curr_section]->num_entries = curr_entry + 1;
- return cfg;
-
-error1:
- rte_cfgfile_close(cfg);
-error2:
- fclose(f);
- return NULL;
-}
-
-
-int rte_cfgfile_close(struct rte_cfgfile *cfg)
-{
- int i, j;
-
- if (cfg == NULL)
- return -1;
-
- for (i = 0; i < cfg->num_sections; i++) {
- if (cfg->sections[i] != NULL) {
- if (cfg->sections[i]->num_entries) {
- for (j = 0; j < cfg->sections[i]->num_entries;
- j++) {
- if (cfg->sections[i]->entries[j] !=
- NULL)
- free(cfg->sections[i]->
- entries[j]);
- }
- }
- free(cfg->sections[i]);
- }
- }
- free(cfg);
-
- return 0;
-}
-
-int
-rte_cfgfile_num_sections(struct rte_cfgfile *cfg, const char *sectionname,
-size_t length)
-{
- int i;
- int num_sections = 0;
- for (i = 0; i < cfg->num_sections; i++) {
- if (strncmp(cfg->sections[i]->name, sectionname, length) == 0)
- num_sections++;
- }
- return num_sections;
-}
-
-int
-rte_cfgfile_sections(struct rte_cfgfile *cfg, char *sections[],
- int max_sections)
-{
- int i;
-
- for (i = 0; i < cfg->num_sections && i < max_sections; i++)
- snprintf(sections[i], CFG_NAME_LEN, "%s",
- cfg->sections[i]->name);
-
- return i;
-}
-
-static const struct rte_cfgfile_section *
-_get_section(struct rte_cfgfile *cfg, const char *sectionname)
-{
- int i;
- for (i = 0; i < cfg->num_sections; i++) {
- if (strncmp(cfg->sections[i]->name, sectionname,
- sizeof(cfg->sections[0]->name)) == 0)
- return cfg->sections[i];
- }
- return NULL;
-}
-
-int
-rte_cfgfile_has_section(struct rte_cfgfile *cfg, const char *sectionname)
-{
- return (_get_section(cfg, sectionname) != NULL);
-}
-
-int
-rte_cfgfile_section_num_entries(struct rte_cfgfile *cfg,
- const char *sectionname)
-{
- const struct rte_cfgfile_section *s = _get_section(cfg, sectionname);
- if (s == NULL)
- return -1;
- return s->num_entries;
-}
-
-
-int
-rte_cfgfile_section_entries(struct rte_cfgfile *cfg, const char *sectionname,
- struct rte_cfgfile_entry *entries, int max_entries)
-{
- int i;
- const struct rte_cfgfile_section *sect = _get_section(cfg, sectionname);
- if (sect == NULL)
- return -1;
- for (i = 0; i < max_entries && i < sect->num_entries; i++)
- entries[i] = *sect->entries[i];
- return i;
-}
-
-const char *
-rte_cfgfile_get_entry(struct rte_cfgfile *cfg, const char *sectionname,
- const char *entryname)
-{
- int i;
- const struct rte_cfgfile_section *sect = _get_section(cfg, sectionname);
- if (sect == NULL)
- return NULL;
- for (i = 0; i < sect->num_entries; i++)
- if (strncmp(sect->entries[i]->name, entryname, CFG_NAME_LEN)
- == 0)
- return sect->entries[i]->value;
- return NULL;
-}
-
-int
-rte_cfgfile_has_entry(struct rte_cfgfile *cfg, const char *sectionname,
- const char *entryname)
-{
- return (rte_cfgfile_get_entry(cfg, sectionname, entryname) != NULL);
-}