Esempio n. 1
0
/**
 * Looks for the P-Asserted-Identity header and extracts its content
 * @param msg - the sip message
 * @returns the asserted identity
 */
str cscf_get_asserted_identity(struct sip_msg *msg, int is_shm) {
	int len;
	str uri = { 0, 0 };

	if (!msg || !msg->pai)
		return uri;

	if ((parse_pai_header(msg) == 0) && (msg->pai) && (msg->pai->parsed)) {
		to_body_t *pai = get_pai(msg)->id;
		if (!is_shm)
			return pai->uri;

		//make a pkg malloc str to return to consuming function
		len = pai->uri.len + 1;
		uri.s = (char*) pkg_malloc(pai->uri.len + 1);
		if (!uri.s) {
			LM_ERR("no more pkg mem\n");
			return uri;
		}
		memset(uri.s, 0, len);
		memcpy(uri.s, pai->uri.s, pai->uri.len);
		uri.len = pai->uri.len;

		p_id_body_t* ptr = (p_id_body_t*) msg->pai->parsed;
		msg->pai->parsed = 0;
		free_pai_ppi_body(ptr);
	}
	return uri;
}
Esempio n. 2
0
/** Frees a hdr_field structure.
 * WARNING: it frees only parsed (and not name.s, body.s)
 */
void clean_hdr_field(struct hdr_field* const hf)
{
	void** h_parsed;

	if (hf->parsed){
		h_parsed=&hf->parsed; /* strict aliasing warnings workarround */
		switch(hf->type){
		/* headers with pkg alloc for parsed structure (alphabetic order) */
		case HDR_ACCEPT_T:
			pkg_free(hf->parsed);
			break;

		case HDR_ALLOW_T:
			free_allow_header(hf);
			break;

		case HDR_AUTHORIZATION_T:
			free_credentials((auth_body_t**)h_parsed);
			break;

		case HDR_CONTACT_T:
			free_contact((contact_body_t**)h_parsed);
			break;

		case HDR_CONTENTDISPOSITION_T:
			free_disposition( ((struct disposition**)h_parsed));
			break;

		case HDR_CSEQ_T:
			free_cseq(hf->parsed);
			break;

		case HDR_DATE_T:
			free_date(hf->parsed);
			break;

		case HDR_DIVERSION_T:
			free_to(hf->parsed);
			break;

		case HDR_EVENT_T:
			free_event((event_t**)h_parsed);
			break;

		case HDR_EXPIRES_T:
			free_expires((exp_body_t**)h_parsed);
			break;

		case HDR_FROM_T:
			free_to(hf->parsed);
			break;

		case HDR_IDENTITY_INFO_T:
			free_identityinfo(hf->parsed);
			break;

		case HDR_IDENTITY_T:
			free_identity(hf->parsed);
			break;

		case HDR_PAI_T:
			free_pai_ppi_body(hf->parsed);
			break;

		case HDR_PPI_T:
			free_pai_ppi_body(hf->parsed);
			break;

		case HDR_PROXYAUTH_T:
			free_credentials((auth_body_t**)h_parsed);
			break;

		case HDR_RECORDROUTE_T:
			free_rr((rr_t**)h_parsed);
			break;

		case HDR_REFER_TO_T:
			free_to(hf->parsed);
			break;

		case HDR_ROUTE_T:
			free_rr((rr_t**)h_parsed);
			break;

		case HDR_RPID_T:
			free_to(hf->parsed);
			break;

		case HDR_SESSIONEXPIRES_T:
			hdr_free_parsed(h_parsed);
			break;

		case HDR_SIPIFMATCH_T:
			free_sipifmatch((str **)h_parsed);
			break;

		case HDR_SUBSCRIPTION_STATE_T:
			free_subscription_state((subscription_state_t**)h_parsed);
			break;

		case HDR_SUPPORTED_T:
			hdr_free_parsed(h_parsed);
			break;

		case HDR_TO_T:
			free_to(hf->parsed);
			break;

		case HDR_VIA_T:
			free_via_list(hf->parsed);
			break;

		/* headers with no alloc for parsed structure */
		case HDR_CALLID_T:
		case HDR_MAXFORWARDS_T:
		case HDR_CONTENTTYPE_T:
		case HDR_CONTENTLENGTH_T:
		case HDR_RETRY_AFTER_T:
		case HDR_REQUIRE_T:
		case HDR_PROXYREQUIRE_T:
		case HDR_UNSUPPORTED_T:
		case HDR_ACCEPTLANGUAGE_T:
		case HDR_ORGANIZATION_T:
		case HDR_PRIORITY_T:
		case HDR_SUBJECT_T:
		case HDR_USERAGENT_T:
		case HDR_SERVER_T:
		case HDR_MIN_SE_T:
		case HDR_ACCEPTCONTACT_T:
		case HDR_ALLOWEVENTS_T:
		case HDR_CONTENTENCODING_T:
		case HDR_REFERREDBY_T:
		case HDR_REJECTCONTACT_T:
		case HDR_REQUESTDISPOSITION_T:
		case HDR_WWW_AUTHENTICATE_T:
		case HDR_PROXY_AUTHENTICATE_T:
		case HDR_PATH_T:
		case HDR_PRIVACY_T:
		case HDR_REASON_T:
			break;

		default:
			LOG(L_CRIT, "BUG: clean_hdr_field: unknown header type %d\n",
			    hf->type);
			break;
		}
	}
}