static int fixup_replace_disp_uri(void** param)
{
char *p;
str *s = (str*)*param;
str repl;
/* check to see if it is already quoted */
if ((s->s[0] == '\"' && s->s[s->len - 1] == '\"') ||
str_check_token(s)) {
if (pkg_nt_str_dup(&repl, s) < 0)
return E_OUT_OF_MEM;
*s = repl;
return 0;
}
/* put " around display name */
p = (char*)pkg_malloc(s->len+3);
if (p==0) {
LM_CRIT("no more pkg mem\n");
return E_OUT_OF_MEM;
}
p[0] = '\"';
memcpy(p+1, s->s, s->len);
p[s->len+1] = '\"';
p[s->len+2] = '\0';
s->s = p;
s->len += 2;
return 0;
}
/*! \brief Return true if the argument matches the regular expression parameter */
static int w_pcre_match(struct sip_msg* _msg, str* string, str* _regex_s)
{
pcre *pcre_re = NULL;
int pcre_rc;
const char *pcre_error;
int pcre_erroffset;
str regex;
if (pkg_nt_str_dup(®ex, _regex_s) < 0)
return -1;
pcre_re = pcre_compile(regex.s, pcre_options, &pcre_error, &pcre_erroffset, NULL);
if (pcre_re == NULL) {
LM_ERR("pcre_re compilation of '%s' failed at offset %d: %s\n", regex.s, pcre_erroffset, pcre_error);
pkg_free(regex.s);
return -4;
}
pcre_rc = pcre_exec(
pcre_re, /* the compiled pattern */
NULL, /* no extra data - we didn't study the pattern */
string->s, /* the matching string */
(int)(string->len), /* the length of the subject */
0, /* start at offset 0 in the string */
0, /* default options */
NULL, /* output vector for substring information */
0); /* number of elements in the output vector */
/* Matching failed: handle error cases */
if (pcre_rc < 0) {
switch(pcre_rc) {
case PCRE_ERROR_NOMATCH:
LM_DBG("'%s' doesn't match '%s'\n", string->s, regex.s);
break;
default:
LM_DBG("matching error '%d'\n", pcre_rc);
break;
}
pcre_free(pcre_re);
pkg_free(regex.s);
return -1;
}
pcre_free(pcre_re);
pkg_free(regex.s);
LM_DBG("'%s' matches '%s'\n", string->s, regex.s);
return 1;
}
static int fixup_str(void **param)
{
str *s;
s = pkg_malloc(sizeof *s);
if (!s) {
LM_ERR("no more pkg mem\n");
return E_OUT_OF_MEM;
}
if (pkg_nt_str_dup(s, (str*)*param) < 0)
return E_OUT_OF_MEM;
*param = s;
return 0;
}
