X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_kvargs%2Frte_kvargs.c;h=d39332999e2b4f985070ef8aaf689721efa0f294;hb=6d91fd2ffeab103b70d8d607691b347d583dba6c;hp=747f149641a2cd3a8629966a04d4cfbe98c2074f;hpb=12a020ea19f364388e7e0d0af6b9edee3e92dfb6;p=dpdk.git

diff --git a/lib/librte_kvargs/rte_kvargs.c b/lib/librte_kvargs/rte_kvargs.c
index 747f149641..d39332999e 100644
--- a/lib/librte_kvargs/rte_kvargs.c
+++ b/lib/librte_kvargs/rte_kvargs.c
@@ -44,6 +44,20 @@ rte_kvargs_tokenize(struct rte_kvargs *kvlist, const char *params)
 		    kvlist->pairs[i].value == NULL)
 			return -1;
 
+		/* Detect list [a,b] to skip comma delimiter in list. */
+		str = kvlist->pairs[i].value;
+		if (str[0] == '[') {
+			/* Find the end of the list. */
+			while (str[strlen(str) - 1] != ']') {
+				/* Restore the comma erased by strtok_r(). */
+				str[strlen(str)] = ',';
+				/* Parse until next comma. */
+				str = strtok_r(NULL, RTE_KVARGS_PAIRS_DELIM, &ctx1);
+				if (str == NULL)
+					return -1; /* no closing bracket */
+			}
+		}
+
 		kvlist->count++;
 		str = NULL;
 	}
@@ -120,6 +134,9 @@ rte_kvargs_process(const struct rte_kvargs *kvlist,
 	const struct rte_kvargs_pair *pair;
 	unsigned i;
 
+	if (kvlist == NULL)
+		return 0;
+
 	for (i = 0; i < kvlist->count; i++) {
 		pair = &kvlist->pairs[i];
 		if (key_match == NULL || strcmp(pair->key, key_match) == 0) {
@@ -168,3 +185,36 @@ rte_kvargs_parse(const char *args, const char * const valid_keys[])
 
 	return kvlist;
 }
+
+struct rte_kvargs *
+rte_kvargs_parse_delim(const char *args, const char * const valid_keys[],
+		       const char *valid_ends)
+{
+	struct rte_kvargs *kvlist = NULL;
+	char *copy;
+	size_t len;
+
+	if (valid_ends == NULL)
+		return rte_kvargs_parse(args, valid_keys);
+
+	copy = strdup(args);
+	if (copy == NULL)
+		return NULL;
+
+	len = strcspn(copy, valid_ends);
+	copy[len] = '\0';
+
+	kvlist = rte_kvargs_parse(copy, valid_keys);
+
+	free(copy);
+	return kvlist;
+}
+
+int
+rte_kvargs_strcmp(const char *key __rte_unused,
+		  const char *value, void *opaque)
+{
+	const char *str = opaque;
+
+	return -abs(strcmp(str, value));
+}