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AST-2011-001

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git-svn-id: https://origsvn.digium.com/svn/asterisk/tags/1.8.1.2@302149 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Leif Madsen
2011-01-17 18:59:07 +00:00
parent 8a70ea1e99
commit 99a9d772c5
7 changed files with 17 additions and 1939 deletions
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21
main/utils.c
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@@ -383,33 +383,32 @@ static void base64_init(void)
char *ast_uri_encode(const char *string, char *outbuf, int buflen, int do_special_char)
{
const char *ptr = string; /* Start with the string */
char *out = NULL;
char *buf = NULL;
char *out = outbuf;
const char *mark = "-_.!~*'()"; /* no encode set, RFC 2396 section 2.3, RFC 3261 sec 25 */
ast_copy_string(outbuf, string, buflen);
while (*ptr) {
while (*ptr && out - outbuf < buflen - 1) {
if ((const signed char) *ptr < 32 || *ptr == 0x7f || *ptr == '%' ||
(do_special_char &&
!(*ptr >= '0' && *ptr <= '9') && /* num */
!(*ptr >= 'A' && *ptr <= 'Z') && /* ALPHA */
!(*ptr >= 'a' && *ptr <= 'z') && /* alpha */
!strchr(mark, *ptr))) { /* mark set */
/* Oops, we need to start working here */
if (!buf) {
buf = outbuf;
out = buf + (ptr - string) ; /* Set output ptr */
if (out - outbuf >= buflen - 3) {
break;
}
out += sprintf(out, "%%%02X", (unsigned char) *ptr);
} else if (buf) {
} else {
*out = *ptr; /* Continue copying the string */
out++;
}
ptr++;
}
if (buf)
if (buflen) {
*out = '\0';
}
return outbuf;
}