Function get_hdr_field_aux

parser/msg_parser.c:73–368

returns pointer to next header line, and fill hdr_f ; * if at end of header returns pointer to the last crlf (always buf)*/

/* returns pointer to next header line, and fill hdr_f ;
 * if at end of header returns pointer to the last crlf  (always buf)*/
char* get_hdr_field_aux(char* buf, char* end, struct hdr_field* hdr,int sip_well_known_parse)
{

	char* tmp;
	char *match;
	struct via_body *vb;
	struct cseq_body* cseq_b;
	struct to_body* to_b;
	int integer;

	if ((*buf)=='\n' || (*buf)=='\r'){
		/* double crlf or lflf or crcr */
		LM_DBG("found end of header\n");
		hdr->type=HDR_EOH_T;
		return buf;
	}

	tmp=parse_hname(buf, end, hdr);
	if (hdr->type==HDR_ERROR_T){
		LM_ERR("bad header\n");
		goto error_bad_hdr;
	}

	/* eliminate leading whitespace */
	tmp=eat_lws_end(tmp, end);
	if (tmp>=end) {
		LM_ERR("hf empty\n");
		goto error_bad_hdr;
	}

	/* if header-field well-known, parse it, find its end otherwise ;
	 * after leaving the hdr->type switch, tmp should be set to the
	 * next header field
	 */
	switch(hdr->type){
		case HDR_VIA_T:
			/* keep number of vias parsed -- we want to report it in
			   replies for diagnostic purposes */
			via_cnt++;
			if (sip_well_known_parse) {
				vb=pkg_malloc(sizeof(struct via_body));
				if (vb==0){
					LM_ERR("out of pkg memory\n");
					goto error;
				}
				memset(vb,0,sizeof(struct via_body));
				hdr->body.s=tmp;
				tmp=parse_via(tmp, end, vb);
				if (vb->error==PARSE_ERROR){
					LM_ERR("bad via\n");
					free_via_list(vb);
					set_err_info(OSER_EC_PARSER, OSER_EL_MEDIUM,
						"error parsing Via");
					set_err_reply(400, "bad Via header");
					goto error;
				}
				hdr->parsed=vb;
				vb->hdr.s=hdr->name.s;