static issize_t
sip_caller_prefs_field_d(su_home_t *home, sip_header_t *h, char **ss)
{
sip_caller_prefs_t *cp = (sip_caller_prefs_t *)h;
url_t url[1];
char const *ignore = NULL;
int kludge = 0;
if (su_strnmatch(*ss, "*,", 2)) {
/* Kludge: support PoC IS spec with a typo... */
(*ss)[1] = ';', kludge = 0;
}
else if (**ss != '*' && **ss != '<') {
/* Kludge: missing URL - */
size_t n = span_attribute_value(*ss);
if (n > 0) {
char end = (*ss)[n];
kludge = end == '\0' || end == ',' || end == ';';
}
}
if (kludge) {
return msg_any_list_d(home, ss, (msg_param_t **)&cp->cp_params,
msg_attribute_value_scanner, ';');
}
/* Parse params (and ignore display name and url) */
else {
return sip_name_addr_d(home, ss, &ignore, url, &cp->cp_params, NULL);
/* Be liberal... */
/* if (url->url_type != url_any)
return -1; */
}
}
static
issize_t sip_caller_prefs_d(su_home_t *home, sip_header_t *h,
char *s, isize_t slen)
{
for(;;) {
sip_caller_prefs_t *cp = (sip_caller_prefs_t *)h;
url_t url[1];
char const *ignore = NULL;
int kludge = 0;
assert(h);
while (*s == ',') /* Ignore empty entries (comma-whitespace) */
*s = '\0', s += span_lws(s + 1) + 1;
/* Kludge: support PoC IS spec with a typo... */
if (su_casenmatch(s, "*,", 2))
s[1] = ';', kludge = 0;
else if (s[0] != '*' && s[0] != '<') {
/* Kludge: missing URL - */
size_t n = span_attribute_value(s);
kludge = n > 0 && (s[n] == '\0' || s[n] == ',' || s[n] == ';');
}
if (kludge) {
if (msg_any_list_d(home, &s, (msg_param_t **)&cp->cp_params,
msg_attribute_value_scanner, ';') == -1)
return -1;
}
/* Parse params (and ignore display name and url) */
else if (sip_name_addr_d(home, &s, &ignore, url, &cp->cp_params, NULL)
== -1)
return -1;
/* Be liberal... */
/* if (url->url_type != url_any)
return -1; */
msg_parse_next_field_without_recursion();
}
}