Function subst_user_f

modules/textops/textops.c:552–587

sed-perl style re: s/regular expression/replacement/flags, like * subst but works on the user part of the uri */

/* sed-perl style re: s/regular expression/replacement/flags, like
 *  subst but works on the user part of the uri */
static int subst_user_f(struct sip_msg* msg, struct subst_expr *se)
{
	str* result;
	str user;
	char c;
	int nmatches;

	c=0;
	if (parse_sip_msg_uri(msg)<0){
		return -1; /* error, bad uri */
	}
	if (msg->parsed_uri.user.s==0){
		/* no user in uri */
		user.s="";
		user.len=0;
	}else{
		user=msg->parsed_uri.user;
		c=user.s[user.len];
		user.s[user.len]=0;
	}
	result=subst_str(user.s, msg, se, &nmatches);/* pkg malloc'ed result */
	if (c)	user.s[user.len]=c;
	if (result == NULL) {
		if (nmatches<0)
			LM_ERR("subst_user(): subst_str() failed\n");
		return -1;
	}
	/* result->s[result->len] = '\0';  --subst_str returns 0-term strings */
	if (rewrite_ruri(msg, result, 0, RW_RURI_USER) < 0) {
		LM_ERR("Failed to set R-URI user\n");
		return -1;
	}
	pkg_free(result->s);
	pkg_free(result);
	return 1;
}


/* sed-perl style re: s/regular expression/replacement/flags */