static int xl_get_ruri(struct sip_msg *msg, str *res, str *hp, int hi, int hf)
{
if(msg==NULL || res==NULL)
return -1;
if(msg->first_line.type == SIP_REPLY) /* REPLY doesnt have a ruri */
return xl_get_null(msg, res, hp, hi, hf);
if(msg->parsed_uri_ok==0 /* R-URI not parsed*/ && parse_sip_msg_uri(msg)<0)
{
LOG(L_ERR, "XLOG: xl_get_ruri: ERROR while parsing the R-URI\n");
return xl_get_null(msg, res, hp, hi, hf);
}
if (msg->new_uri.s!=NULL)
{
res->s = msg->new_uri.s;
res->len = msg->new_uri.len;
} else {
res->s = msg->first_line.u.request.uri.s;
res->len = msg->first_line.u.request.uri.len;
}
return 0;
}
static int xl_get_contact(struct sip_msg* msg, str* res)
{
if(msg==NULL || res==NULL)
return -1;
if(msg->contact==NULL && parse_headers(msg, HDR_CONTACT, 0)==-1)
{
DBG("XLOG: xl_get_contact: no contact header\n");
return xl_get_null(msg, res);
}
if(!msg->contact || !msg->contact->body.s || msg->contact->body.len<=0)
{
DBG("XLOG: xl_get_contact: no contact header!\n");
return xl_get_null(msg, res);
}
res->s = msg->contact->body.s;
res->len = msg->contact->body.len;
// res->s = ((struct to_body*)msg->contact->parsed)->uri.s;
// res->len = ((struct to_body*)msg->contact->parsed)->uri.len;
return 0;
}
static int xl_get_ruri(struct sip_msg *msg, str *res)
{
if(msg==NULL || res==NULL)
return -1;
if(msg->first_line.type == SIP_REPLY) /* REPLYs dont have a ruri */
return xl_get_null(msg, res);
if(msg->parsed_uri_ok==0 /* R-URI not parsed*/ && parse_sip_msg_uri(msg)<0)
{
LOG(L_ERR, "XLOG: xl_get_ruri: ERROR while parsing the R-URI\n");
return xl_get_null(msg, res);
}
res->s = msg->parsed_uri.user.len>0 ? msg->parsed_uri.user.s :
msg->parsed_uri.host.s;
res->len = msg->parsed_uri.user.len+
msg->parsed_uri.passwd.len+
msg->parsed_uri.host.len+
msg->parsed_uri.port.len+
msg->parsed_uri.params.len+
msg->parsed_uri.headers.len+
(msg->parsed_uri.user.len>0?1:0)+
(msg->parsed_uri.passwd.len>0?1:0)+
(msg->parsed_uri.port.len>0?1:0)+
(msg->parsed_uri.params.len>0?1:0)+
(msg->parsed_uri.headers.len>0?1:0);
return 0;
}
static int xl_get_select(struct sip_msg *msg, str *res, str *hp, int hi, int hf)
{
int i;
if ((i=run_select(res, (select_t*)hp->s, msg))==1)
return xl_get_null(msg, res, hp, hi, hf);
return i;
}
static int xl_get_to(struct sip_msg *msg, str *res)
{
if(msg==NULL || res==NULL)
return -1;
if(msg->to==NULL && parse_headers(msg, HDR_TO, 0)==-1)
{
LOG(L_ERR, "XLOG: xl_get_to: ERROR cannot parse TO header\n");
return xl_get_null(msg, res);
}
if(msg->to==NULL || get_to(msg)==NULL)
return xl_get_null(msg, res);
res->s = get_to(msg)->uri.s;
res->len = get_to(msg)->uri.len;
return 0;
}
static int xl_get_refer_to(struct sip_msg *msg, str *res, str *hp, int hi, int hf)
{
if(msg==NULL || res==NULL)
return -1;
if(parse_refer_to_header(msg)==-1)
{
LOG(L_ERR, "XLOG: xl_get_refer_to: ERROR cannot parse Refer-To header\n");
return xl_get_null(msg, res, hp, hi, hf);
}
if(msg->refer_to==NULL || get_refer_to(msg)==NULL)
return xl_get_null(msg, res, hp, hi, hf);
res->s = get_refer_to(msg)->uri.s;
res->len = get_refer_to(msg)->uri.len;
return 0;
}
static int xl_get_from(struct sip_msg *msg, str *res)
{
if(msg==NULL || res==NULL)
return -1;
if(parse_from_header(msg)==-1)
{
LOG(L_ERR, "XLOG: xl_get_from: ERROR cannot parse FROM header\n");
return xl_get_null(msg, res);
}
if(msg->from==NULL || get_from(msg)==NULL)
return xl_get_null(msg, res);
res->s = get_from(msg)->uri.s;
res->len = get_from(msg)->uri.len;
return 0;
}
static int xl_get_to_tag(struct sip_msg* msg, str* res, str *hp, int hi, int hf)
{
if(msg==NULL || res==NULL)
return -1;
if(msg->to==NULL && ((parse_headers(msg, HDR_TO_F, 0)==-1) ||
(msg->to==NULL)) )
{
LOG(L_ERR, "XLOG: xl_get_to: ERROR cannot parse TO header\n");
return xl_get_null(msg, res, hp, hi, hf);
}
if (get_to(msg)->tag_value.len <= 0)
return xl_get_null(msg, res, hp, hi, hf);
res->s = get_to(msg)->tag_value.s;
res->len = get_to(msg)->tag_value.len;
return 0;
}
static int xl_get_from_tag(struct sip_msg *msg, str *res, str *hp, int hi, int hf)
{
if(msg==NULL || res==NULL)
return -1;
if(parse_from_header(msg)==-1)
{
LOG(L_ERR, "XLOG: xl_get_from: ERROR cannot parse FROM header\n");
return xl_get_null(msg, res, hp, hi, hf);
}
if(msg->from==NULL || get_from(msg)==NULL
|| get_from(msg)->tag_value.s==NULL)
return xl_get_null(msg, res, hp, hi, hf);
res->s = get_from(msg)->tag_value.s;
res->len = get_from(msg)->tag_value.len;
return 0;
}
static int xl_get_dset(struct sip_msg *msg, str *res, str *hp, int hi, int hf)
{
if(msg==NULL || res==NULL)
return -1;
res->s = print_dset(msg, &res->len);
if ((res->s) == NULL) return xl_get_null(msg, res, hp, hi, hf);
res->len -= CRLF_LEN;
return 0;
}
static int xl_get_rcvport(struct sip_msg *msg, str *res, str *hp, int hi, int hf)
{
if(msg==NULL || res==NULL)
return -1;
if(msg->rcv.bind_address==NULL
|| msg->rcv.bind_address->port_no_str.s==NULL)
return xl_get_null(msg, res, hp, hi, hf);
res->s = msg->rcv.bind_address->port_no_str.s;
res->len = msg->rcv.bind_address->port_no_str.len;
return 0;
}
static int xl_get_branch(struct sip_msg *msg, str *res, str *hp, int hi, int hf)
{
str branch;
qvalue_t q;
if(msg==NULL || res==NULL)
return -1;
if(msg->first_line.type == SIP_REPLY)
return xl_get_null(msg, res, hp, hi, hf);
init_branch_iterator();
branch.s = next_branch(&branch.len, &q, 0, 0, 0);
if (!branch.s) {
return xl_get_null(msg, res, hp, hi, hf);
}
res->s = branch.s;
res->len = branch.len;
return 0;
}
static int xl_get_status(struct sip_msg *msg, str *res, str *hp, int hi, int hf)
{
if(msg==NULL || res==NULL)
return -1;
if(msg->first_line.type == SIP_REPLY)
{
res->s = msg->first_line.u.reply.status.s;
res->len = msg->first_line.u.reply.status.len;
}
else
return xl_get_null(msg, res, hp, hi, hf);
return 0;
}
static int xl_get_reason(struct sip_msg *msg, str *res)
{
if(msg==NULL || res==NULL)
return -1;
if(msg->first_line.type == SIP_REPLY)
{
res->s = msg->first_line.u.reply.reason.s;
res->len = msg->first_line.u.reply.reason.len;
}
else
return xl_get_null(msg, res);
return 0;
}
static int xl_get_method(struct sip_msg *msg, str *res)
{
if(msg==NULL || res==NULL)
return -1;
if(msg->first_line.type == SIP_REQUEST)
{
res->s = msg->first_line.u.request.method.s;
res->len = msg->first_line.u.request.method.len;
}
else
return xl_get_null(msg, res);
return 0;
}
static int xl_get_cseq(struct sip_msg *msg, str *res)
{
if(msg==NULL || res==NULL)
return -1;
if(msg->cseq==NULL && parse_headers(msg, HDR_CSEQ, 0)==-1)
{
LOG(L_ERR, "XLOG: xl_get_cseq: ERROR cannot parse CSEQ header\n");
return xl_get_null(msg, res);
}
res->s = get_cseq(msg)->number.s;
res->len = get_cseq(msg)->number.len;
return 0;
}
static int xl_get_useragent(struct sip_msg *msg, str *res, str *hp, int hi, int hf)
{
if(msg==NULL || res==NULL)
return -1;
if(msg->user_agent==NULL && ((parse_headers(msg, HDR_USERAGENT_F, 0)==-1)
|| (msg->user_agent==NULL)))
{
DBG("XLOG: xl_get_useragent: User-Agent header not found\n");
return xl_get_null(msg, res, hp, hi, hf);
}
res->s = msg->user_agent->body.s;
res->len = msg->user_agent->body.len;
trim(res);
return 0;
}
static int xl_get_callid(struct sip_msg *msg, str *res)
{
if(msg==NULL || res==NULL)
return -1;
if(msg->callid==NULL && parse_headers(msg, HDR_CALLID, 0)==-1)
{
LOG(L_ERR, "XLOG: xl_get_cseq: ERROR cannot parse Call-Id header\n");
return xl_get_null(msg, res);
}
res->s = msg->callid->body.s;
res->len = msg->callid->body.len;
trim(res);
return 0;
}
static int xl_get_host(struct sip_msg *msg, str *res, str *hp, int hi, int hf)
{
switch (hi) {
case XL_HOST_NAME:
*res = str_hostname;
return 0;
case XL_HOST_DOMAIN:
*res = str_domainname;
return 0;
case XL_HOST_FULL:
*res = str_fullname;
return 0;
case XL_HOST_IPADDR:
*res = str_ipaddr;
return 0;
default:
return xl_get_null(msg, res, hp, hi, hf);
}
}
static int xl_get_avp(struct sip_msg *msg, str *res, str *hp, int hi, int hf)
{
int_str name, val;
struct usr_avp *avp, *lavp;
struct search_state st;
if(msg==NULL || res==NULL || hp==NULL)
return -1;
name.s=*hp;
if (0){
lavp=NULL;
for(avp=search_first_avp(AVP_NAME_STR, name, NULL, &st); avp; avp=search_next_avp(&st, NULL)) {
lavp=avp;
if (hi>0)
hi--;
else if (hi==0)
break;
}
if (lavp && (hi<=0)) {
get_avp_val(lavp, &val);
*res=val.s;
return 0;
}
}
if ((avp=search_avp_by_index(hf, name, &val, hi))) {
if (avp->flags & AVP_VAL_STR) {
*res=val.s;
} else {
res->s=int2str(val.n, &res->len);
}
return 0;
}
return xl_get_null(msg, res, hp, hi, hf);
}
static int xl_get_branches(struct sip_msg *msg, str *res, str *hp, int hi, int hf)
{
str uri;
qvalue_t q;
int len, cnt, i;
unsigned int qlen;
char *p, *qbuf;
if(msg==NULL || res==NULL)
return -1;
if(msg->first_line.type == SIP_REPLY)
return xl_get_null(msg, res, hp, hi, hf);
cnt = len = 0;
init_branch_iterator();
while ((uri.s = next_branch(&uri.len, &q, 0, 0, 0)))
{
cnt++;
len += uri.len;
if (q != Q_UNSPECIFIED)
{
len += 1 + Q_PARAM_LEN + len_q(q);
}
}
if (cnt == 0)
return xl_get_empty(msg, res, hp, hi, hf);
len += (cnt - 1) * XLOG_FIELD_DELIM_LEN;
if (len + 1 > LOCAL_BUF_SIZE)
{
LOG(L_ERR, "ERROR:xl_get_branches: local buffer length exceeded\n");
return xl_get_null(msg, res, hp, hi, hf);
}
i = 0;
p = local_buf;
init_branch_iterator();
while ((uri.s = next_branch(&uri.len, &q, 0, 0, 0)))
{
if (i)
{
memcpy(p, XLOG_FIELD_DELIM, XLOG_FIELD_DELIM_LEN);
p += XLOG_FIELD_DELIM_LEN;
}
if (q != Q_UNSPECIFIED)
{
*p++ = '<';
}
memcpy(p, uri.s, uri.len);
p += uri.len;
if (q != Q_UNSPECIFIED)
{
memcpy(p, Q_PARAM, Q_PARAM_LEN);
p += Q_PARAM_LEN;
qbuf = q2str(q, &qlen);
memcpy(p, qbuf, qlen);
p += qlen;
}
i++;
}
res->s = &(local_buf[0]);
res->len = len;
return 0;
}
static int xl_get_header(struct sip_msg *msg, str *res, str *hp, int hi, int hf)
{
struct hdr_field *hdrf, *hdrf0;
char *p;
if(msg==NULL || res==NULL)
return -1;
if(hp==NULL || hp->len==0)
return xl_get_null(msg, res, hp, hi, hf);
hdrf0 = NULL;
p = local_buf;
/* we need to be sure we have parsed all headers */
parse_headers(msg, HDR_EOH_F, 0);
for (hdrf=msg->headers; hdrf; hdrf=hdrf->next)
{
if(hp->s==NULL)
{
if (hp->len!=hdrf->type)
continue;
} else {
if (hdrf->name.len!=hp->len)
continue;
if (strncasecmp(hdrf->name.s, hp->s, hdrf->name.len)!=0)
continue;
}
hdrf0 = hdrf;
if(hi==XLOG_PRINT_ALL)
{
if(p!=local_buf)
{
if(p-local_buf+XLOG_FIELD_DELIM_LEN+1>LOCAL_BUF_SIZE)
{
LOG(L_ERR,
"ERROR:xl_get_header: local buffer length exceeded\n");
return xl_get_null(msg, res, hp, hi, hf);
}
memcpy(p, XLOG_FIELD_DELIM, XLOG_FIELD_DELIM_LEN);
p += XLOG_FIELD_DELIM_LEN;
}
if(p-local_buf+hdrf0->body.len+1>LOCAL_BUF_SIZE)
{
LOG(L_ERR,
"ERROR:xl_get_header: local buffer length exceeded!\n");
return xl_get_null(msg, res, hp, hi, hf);
}
memcpy(p, hdrf0->body.s, hdrf0->body.len);
p += hdrf0->body.len;
continue;
}
if(hi==0)
goto done;
if(hi>0)
hi--;
}
done:
if(hi==XLOG_PRINT_ALL)
{
*p = 0;
res->s = local_buf;
res->len = p - local_buf;
return 0;
}
if(hdrf0==NULL || hi>0)
return xl_get_null(msg, res, hp, hi, hf);
res->s = hdrf0->body.s;
res->len = hdrf0->body.len;
trim(res);
return 0;
}