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Properly fully URL decode the REPLACES in SIP and also watch for edge condition (bug #1015) 

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@2142 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer 2004-02-09 05:38:17 +00:00
parent 02f99cb631
commit e1df8c9082
1 changed files with 5 additions and 1 deletions
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6
channels/chan_sip.c
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@ -3958,11 +3958,15 @@ static int get_refer_info(struct sip_pvt *p, struct sip_request *oreq)
a++;
if (!strncasecmp(a, "REPLACES=", strlen("REPLACES="))) {
strncpy(tmp5, a + strlen("REPLACES="), sizeof(tmp5) - 1);
if ((a = strchr(tmp5, '%'))) {
a = tmp5;
while ((a = strchr(a, '%'))) {
/* Yuck! Pingtel converts the '@' to a %40, icky icky! Convert
back to an '@' */
if (strlen(a) < 3)
break;
*a = hex2int(a[1]) * 16 + hex2int(a[2]);
memmove(a + 1, a+3, strlen(a + 3) + 1);
a++;
}
if ((a = strchr(tmp5, '%')))
*a = '\0';