/*-
* 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
* * 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
.get_help = cmdline_get_help_string,
};
-#define MULTISTRING_HELP "Mul-choice STRING"
-#define ANYSTRING_HELP "Any STRING"
-#define FIXEDSTRING_HELP "Fixed STRING"
+#define CHOICESTRING_HELP "Mul-choice STRING"
+#define ANYSTRING_HELP "Any STRING"
+#define ANYSTRINGS_HELP "Any STRINGS"
+#define FIXEDSTRING_HELP "Fixed STRING"
static unsigned int
get_token_len(const char *s)
}
int
-cmdline_parse_string(cmdline_parse_token_hdr_t *tk, const char *buf, void *res)
+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;
sd = &tk2->string_data;
- /* fixed string */
- if (sd->str) {
+ /* fixed string (known single token) */
+ if ((sd->str != NULL) && (strcmp(sd->str, TOKEN_STRING_MULTI) != 0)) {
str = sd->str;
do {
token_len = get_token_len(str);
if (!str)
return -1;
}
- /* unspecified string */
+ /* multi string */
+ else if (sd->str != NULL) {
+ if (ressize < STR_MULTI_TOKEN_SIZE)
+ return -1;
+
+ token_len = 0;
+ while (!cmdline_isendofcommand(buf[token_len]) &&
+ token_len < (STR_MULTI_TOKEN_SIZE - 1))
+ token_len++;
+
+ /* return if token too long */
+ if (token_len >= (STR_MULTI_TOKEN_SIZE - 1))
+ return -1;
+ }
+ /* unspecified string (unknown single token) */
else {
token_len = 0;
while(!cmdline_isendoftoken(buf[token_len]) &&
}
if (res) {
- /* we are sure that token_len is < STR_TOKEN_SIZE-1 */
- rte_snprintf(res, STR_TOKEN_SIZE, "%s", buf);
+ if ((sd->str != NULL) && (strcmp(sd->str, TOKEN_STRING_MULTI) == 0))
+ /* we are sure that token_len is < STR_MULTI_TOKEN_SIZE-1 */
+ snprintf(res, STR_MULTI_TOKEN_SIZE, "%s", buf);
+ else
+ /* 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;
}
s = sd->str;
if (s) {
- if (get_next_token(s))
- rte_snprintf(dstbuf, size, MULTISTRING_HELP);
+ if (strcmp(s, TOKEN_STRING_MULTI) == 0)
+ snprintf(dstbuf, size, ANYSTRINGS_HELP);
+ else if (get_next_token(s))
+ snprintf(dstbuf, size, CHOICESTRING_HELP);
else
- rte_snprintf(dstbuf, size, FIXEDSTRING_HELP);
+ snprintf(dstbuf, size, FIXEDSTRING_HELP);
} else
- rte_snprintf(dstbuf, size, ANYSTRING_HELP);
+ snprintf(dstbuf, size, ANYSTRING_HELP);
return 0;
}