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request.c
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request.c
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/*
* $Id: request.c 397 2006-01-28 21:11:50Z calrissian $
*
* Copyright (C) 2002-2004 Fhg Fokus
* Copyright (C) 2004-2005 Nils Ohlmeier
*
* This file belongs to sipsak, a free sip testing tool.
*
* sipsak is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* sipsak is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "sipsak.h"
#ifdef HAVE_STRING_H
# include <string.h>
#endif
#include "request.h"
#include "exit_code.h"
#include "helper.h"
#include "header_f.h"
/* create a valid sip header for the different modes */
void create_msg(int action, char *req_buff, char *repl_buff, char *username, int cseq){
unsigned int c, d, len;
char *req_buf_begin = req_buff;
if(cseq == 0) {
fprintf(stderr, "error: CSeq 0 is not allowed\n");
exit_code(253);
}
if (req_buff == NULL)
abort();
if (username == NULL)
username = "";
c=(unsigned int)rand();
c+=lport;
d=(unsigned int)rand();
switch (action){
case REQ_REG:
sprintf(req_buff,
"%s sip:%s%s"
"%ssip:%s%s;tag=%x\r\n"
"%ssip:%s%s\r\n"
"%s%u@%s\r\n"
"%s%i %s\r\n"
"%s0\r\n"
"%s70\r\n"
"%ssipsak %s\r\n",
REG_STR, domainname, SIP20_STR,
FROM_STR, username, domainname, c,
TO_STR, username, domainname,
CALL_STR, c, fqdn,
CSEQ_STR, cseq, REG_STR,
CON_LEN_STR,
MAX_FRW_STR,
UA_STR, SIPSAK_VERSION);
req_buff += strlen(req_buff);
if (contact_uri!=NULL) {
sprintf(req_buff, "%s%i\r\n"
"%s%s\r\n\r\n",
EXP_STR, expires_t,
CONT_STR, contact_uri);
}
else if (empty_contact == 0) {
sprintf(req_buff, "%s%i\r\n"
"%ssip:%s%s:%i",
EXP_STR, expires_t,
CONT_STR, username, fqdn, lport);
req_buff += strlen(req_buff);
if (transport != SIP_UDP_TRANSPORT)
sprintf(req_buff, "%s%s\r\n\r\n", TRANSPORT_PARAMETER_STR,
transport_str);
else
sprintf(req_buff, "\r\n\r\n");
}
else{
sprintf(req_buff, "\r\n");
}
add_via(req_buf_begin);
break;
case REQ_REM:
sprintf(req_buff,
"%s sip:%s%s"
"%ssip:%s%s;tag=%x\r\n"
"%ssip:%s%s\r\n"
"%s%u@%s\r\n"
"%s%i %s\r\n"
"%s%i\r\n"
"%s0\r\n"
"%s70\r\n"
"%ssipsak %s\r\n"
"%ssip:%s%s:%i;%s0",
REG_STR, domainname, SIP20_STR,
FROM_STR, username, domainname, c,
TO_STR, username, domainname,
CALL_STR, c, fqdn,
CSEQ_STR, cseq, REG_STR,
EXP_STR, expires_t,
CON_LEN_STR,
MAX_FRW_STR,
UA_STR, SIPSAK_VERSION,
CONT_STR, username, fqdn, lport, CON_EXP_STR);
req_buff += strlen(req_buff);
if (transport != SIP_UDP_TRANSPORT) {
sprintf(req_buff, "\r\n\r\n");
}
else {
sprintf(req_buff, "%s%s\r\n\r\n", TRANSPORT_PARAMETER_STR,
transport_str);
}
add_via(req_buf_begin);
break;
case REQ_INV:
sprintf(req_buff,
"%s sip:%s%s%s"
"%ssip:sipsak@%s:%i;tag=%x\r\n"
"%ssip:%s%s\r\n"
"%s%u@%s\r\n"
"%s%i %s\r\n"
"%s0\r\n"
"%ssip:sipsak@%s:%i\r\n"
"%sDONT ANSWER this test call!\r\n"
"%s70\r\n"
"%ssipsak %s\r\n"
"\r\n",
INV_STR, username, domainname, SIP20_STR,
FROM_STR, fqdn, lport, c,
TO_STR, username, domainname,
CALL_STR, c, fqdn,
CSEQ_STR, cseq, INV_STR,
CON_LEN_STR,
CONT_STR, fqdn, lport,
SUB_STR,
MAX_FRW_STR,
UA_STR, SIPSAK_VERSION);
add_via(req_buf_begin);
sprintf(repl_buff,
"%s"
"%ssip:sipsak@%s:%i;tag=%x\r\n"
"%ssip:%s%s;tag=%o%o\r\n"
"%s%u@%s\r\n"
"%s%i %s\r\n"
"%s0\r\n"
"%ssip:sipsak_conf@%s:%i\r\n"
"%ssipsak %s\r\n"
"\r\n",
SIP200_STR,
FROM_STR, fqdn, lport, c,
TO_STR, username, domainname, c, d,
CALL_STR, c, fqdn,
CSEQ_STR, cseq, INV_STR,
CON_LEN_STR,
CONT_STR, fqdn, lport,
UA_STR, SIPSAK_VERSION);
break;
case REQ_MES:
sprintf(req_buff,
"%s sip:%s%s%s"
"%ssip:%s%s\r\n"
"%s%u@%s\r\n"
"%s%i %s\r\n"
"%s%s\r\n"
"%s70\r\n"
"%ssipsak %s\r\n",
MES_STR, username, domainname, SIP20_STR,
TO_STR, username, domainname,
CALL_STR, c, fqdn,
CSEQ_STR, cseq, MES_STR,
CON_TYP_STR, TXT_PLA_STR,
MAX_FRW_STR,
UA_STR, SIPSAK_VERSION);
req_buff += strlen(req_buff);
if (from_uri) {
sprintf(req_buff,
"%s%s;tag=%x\r\n",
FROM_STR, from_uri, c);
}
else {
sprintf(req_buff,
"%ssip:sipsak@%s:%i;tag=%x\r\n",
FROM_STR, fqdn, lport, c);
}
req_buff += strlen(req_buff);
if (mes_body) {
len = strlen(mes_body);
}
else {
len = SIPSAK_MES_STR_LEN + strlen(username);
}
sprintf(req_buff, "%s%u\r\n", CON_LEN_STR, len);
req_buff += strlen(req_buff);
if (con_dis) {
sprintf(req_buff, "%s%s\r\n", CON_DIS_STR, con_dis);
req_buff += strlen(req_buff);
}
sprintf(req_buff, "\r\n");
req_buff += 2;
if (mes_body) {
sprintf(req_buff,
"%s",
mes_body);
}
else {
sprintf(req_buff, "%s%s", SIPSAK_MES_STR, username);
req_buff += strlen(req_buff) - 1;
*(req_buff) = '.';
}
add_via(req_buf_begin);
sprintf(repl_buff,
"%s"
"%ssip:sipsak@%s:%i;tag=%x\r\n"
"%ssip:%s%s;tag=%o%o\r\n"
"%s%u@%s\r\n"
"%s%i %s\r\n"
"%s0\r\n"
"%ssipsak %s\r\n"
"\r\n",
SIP200_STR,
FROM_STR, fqdn, lport, c,
TO_STR, username, domainname, c, d,
CALL_STR, c, fqdn,
CSEQ_STR, cseq, MES_STR,
CON_LEN_STR,
UA_STR, SIPSAK_VERSION);
break;
case REQ_OPT:
sprintf(req_buff,
"%s sip:%s%s%s"
"%ssip:sipsak@%s:%i;tag=%x\r\n"
"%ssip:%s%s\r\n"
"%s%u@%s\r\n"
"%s%i %s\r\n"
"%ssip:sipsak@%s:%i\r\n"
"%s0\r\n"
"%s70\r\n"
"%ssipsak %s\r\n"
"%s%s\r\n"
"\r\n",
OPT_STR, username, domainname, SIP20_STR,
FROM_STR, fqdn, lport, c,
TO_STR, username, domainname,
CALL_STR, c, fqdn,
CSEQ_STR, cseq, OPT_STR,
CONT_STR, fqdn, lport,
CON_LEN_STR,
MAX_FRW_STR,
UA_STR, SIPSAK_VERSION,
ACP_STR, TXT_PLA_STR);
add_via(req_buf_begin);
break;
case REQ_FLOOD:
sprintf(req_buff,
"%s sip:%s%s%s"
"%s%s %s:9;branch=z9hG4bK.%08x\r\n"
"%ssip:sipsak@%s:9;tag=%x\r\n"
"%ssip:%s%s\r\n"
"%s%u@%s\r\n"
"%s%i %s\r\n"
"%ssip:sipsak@%s:9\r\n"
"%s0\r\n"
"%s70\r\n"
"%ssipsak %s\r\n"
"\r\n",
FLOOD_METH, username, domainname, SIP20_STR,
VIA_SIP_STR, TRANSPORT_UDP_STR, fqdn, d,
FROM_STR, fqdn, c,
TO_STR, username, domainname,
CALL_STR, c, fqdn,
CSEQ_STR, cseq, FLOOD_METH,
CONT_STR, fqdn,
CON_LEN_STR,
MAX_FRW_STR,
UA_STR, SIPSAK_VERSION);
break;
case REQ_RAND:
sprintf(req_buff,
"%s sip:%s%s"
"%ssip:sipsak@%s:%i;tag=%x\r\n"
"%ssip:%s\r\n"
"%s%u@%s\r\n"
"%s%i %s\r\n"
"%ssipsak@%s:%i\r\n"
"%s0\r\n"
"%s70\r\n"
"%ssipsak %s\r\n"
"\r\n",
OPT_STR, domainname, SIP20_STR,
FROM_STR, fqdn, lport, c,
TO_STR, domainname,
CALL_STR, c, fqdn,
CSEQ_STR, cseq, OPT_STR,
CONT_STR, fqdn, lport,
CON_LEN_STR,
MAX_FRW_STR,
UA_STR, SIPSAK_VERSION);
add_via(req_buf_begin);
break;
default:
fprintf(stderr, "error: unknown request type to create\n");
exit_code(2);
break;
}
if (headers) {
insert_header(req_buf_begin, headers, 1);
if (repl_buff)
insert_header(repl_buff, headers, 1);
}
}