PJ_DEF(const pjsip_param*) pjsip_param_cfind( const pjsip_param *param_list,
const pj_str_t *name )
{
const pjsip_param *p = param_list->next;
while (p != param_list) {
if (pj_stricmp_alnum(&p->name, name)==0)
return p;
p = p->next;
}
return NULL;
}
/* Parse tel: URI
* THis actually returns (pjsip_tel_uri *) type.
*/
static void* tel_uri_parse( pj_scanner *scanner, pj_pool_t *pool,
pj_bool_t parse_params)
{
pjsip_tel_uri *uri;
pj_str_t token;
int skip_ws = scanner->skip_ws;
const pjsip_parser_const_t *pc = pjsip_parser_const();
scanner->skip_ws = 0;
/* Parse scheme. */
pj_scan_get(scanner, &pc->pjsip_TOKEN_SPEC, &token);
if (pj_scan_get_char(scanner) != ':')
PJ_THROW(PJSIP_SYN_ERR_EXCEPTION);
if (pj_stricmp_alnum(&token, &pc->pjsip_TEL_STR) != 0)
PJ_THROW(PJSIP_SYN_ERR_EXCEPTION);
/* Create URI */
uri = pjsip_tel_uri_create(pool);
/* Get the phone number. */
#if defined(PJSIP_UNESCAPE_IN_PLACE) && PJSIP_UNESCAPE_IN_PLACE!=0
pj_scan_get_unescape(scanner, &pjsip_TEL_NUMBER_SPEC, &uri->number);
#else
pj_scan_get(scanner, &pjsip_TEL_NUMBER_SPEC, &uri->number);
uri->number = pj_str_unescape(pool, &uri->number);
#endif
/* Get all parameters. */
if (parse_params && *scanner->curptr==';') {
pj_str_t pname, pvalue;
const pjsip_parser_const_t *pc = pjsip_parser_const();
do {
/* Eat the ';' separator. */
pj_scan_get_char(scanner);
/* Get pname. */
pj_scan_get(scanner, &pc->pjsip_PARAM_CHAR_SPEC, &pname);
if (*scanner->curptr == '=') {
pj_scan_get_char(scanner);
# if defined(PJSIP_UNESCAPE_IN_PLACE) && PJSIP_UNESCAPE_IN_PLACE!=0
pj_scan_get_unescape(scanner,
&pjsip_TEL_PARSING_PVALUE_SPEC_ESC,
&pvalue);
# else
pj_scan_get(scanner, &pjsip_TEL_PARSING_PVALUE_SPEC,
&pvalue);
pvalue = pj_str_unescape(pool, &pvalue);
# endif
} else {
pvalue.slen = 0;
pvalue.ptr = NULL;
}
/* Save the parameters. */
if (pj_stricmp_alnum(&pname, &pjsip_ISUB_STR)==0) {
uri->isub_param = pvalue;
} else if (pj_stricmp_alnum(&pname, &pjsip_EXT_STR)==0) {
uri->ext_param = pvalue;
} else if (pj_stricmp_alnum(&pname, &pjsip_PH_CTX_STR)==0) {
uri->context = pvalue;
} else {
pjsip_param *param = PJ_POOL_ALLOC_T(pool, pjsip_param);
param->name = pname;
param->value = pvalue;
pj_list_insert_before(&uri->other_param, param);
}
} while (*scanner->curptr==';');
}
scanner->skip_ws = skip_ws;
pj_scan_skip_whitespace(scanner);
return uri;
}