/*
* Set calling number if translated
* param msg SIP message
* param dest Destination structure
* return 0 success, 1 calling number same or not support calling number translation, -1 failure
*/
static int ospSetCalling(
struct sip_msg* msg,
osp_dest* dest)
{
str rpid;
int_str val;
char calling[OSP_STRBUF_SIZE];
char buffer[OSP_STRBUF_SIZE];
int result;
if (ospGetFromUserpart(msg, calling, sizeof(calling)) != 0) {
LM_ERR("failed to extract calling number\n");
result = -1;
} else if (strcmp(calling, dest->calling) == 0) {
LM_DBG("calling number does not been translated\n");
result = 1;
} else if (osp_auth.rpid_avp < 0) {
LM_WARN("rpid_avp is not found, cannot set rpid avp\n");
result = -1;
} else {
snprintf(buffer,
sizeof(buffer),
"\"%s\" <sip:%s@%s>",
dest->calling,
dest->calling,
dest->source);
buffer[sizeof(buffer) - 1] = '\0';
rpid.s = buffer;
rpid.len = strlen(buffer);
add_avp(osp_auth.rpid_avp_type | AVP_VAL_STR, osp_auth.rpid_avp, (int_str)rpid);
result = 0;
}
if (result == 0) {
val.n = 1;
} else {
val.n = 0;
}
add_avp(0, _osp_calling_avpid, val);
return result;
}
/*
* Report OSP usage from OSP cookie
* SER checks ftag by itself, without release parameter
* param msg SIP message
* param cookie OSP cookie
* param callid Call ID
* param type Usage type
* return
*/
static int ospReportUsageFromCookie(
struct sip_msg* msg,
char* cookie,
OSPTCALLID* callid,
OSPE_MSG_ROLETYPES type)
{
int release;
char* tmp;
char* token;
char tag;
char* value;
unsigned long long transid = 0;
time_t authtime = 0;
unsigned destinationCount = 0;
time_t endtime = time(NULL);
char firstvia[OSP_STRBUF_SIZE];
char from[OSP_STRBUF_SIZE];
char to[OSP_STRBUF_SIZE];
char nexthop[OSP_STRBUF_SIZE];
char* calling;
char* called;
char* originator = NULL;
char* terminator;
char* source;
char srcbuf[OSP_STRBUF_SIZE];
char* destination;
char dstbuf[OSP_STRBUF_SIZE];
char* srcdev;
char devbuf[OSP_STRBUF_SIZE];
OSPTTRANHANDLE transaction = -1;
int errorcode;
LOG(L_DBG, "osp: ospReportUsageFromCookie\n");
LOG(L_DBG, "osp: '%s' type '%d'\n", cookie, type);
if (cookie != NULL) {
for (token = strtok_r(cookie, "_", &tmp);
token;
token = strtok_r(NULL, "_", &tmp))
{
tag = *token;
value= token + 1;
switch (tag) {
case OSP_COOKIE_TRANSID:
case OSP_COOKIE_TRANSIDUP:
transid = atoll(value);
break;
case OSP_COOKIE_AUTHTIME:
case OSP_COOKIE_AUTHTIMEUP:
authtime = atoi(value);
break;
case OSP_COOKIE_SRCIP:
case OSP_COOKIE_SRCIPUP:
originator = value;
break;
case OSP_COOKIE_DSTCOUNT:
case OSP_COOKIE_DSTCOUNTUP:
destinationCount = (unsigned)atoi(value);
break;
default:
LOG(L_ERR, "osp: ERROR: unexpected tag '%c' / value '%s'\n", tag, value);
break;
}
}
}
ospGetSourceAddress(msg, firstvia, sizeof(firstvia));
ospGetFromUserpart(msg, from, sizeof(from));
ospGetToUserpart(msg, to, sizeof(to));
ospGetNextHop(msg, nexthop, sizeof(nexthop));
LOG(L_DBG, "osp: first via '%s' from '%s' to '%s' next hop '%s'\n",
firstvia,
from,
to,
nexthop);
/* SER checks ftag by itself */
errorcode = ospGetDirection(msg);
switch (errorcode) {
case 0:
release = OSP_RELEASE_ORIG;
break;
case 1:
release = OSP_RELEASE_TERM;
break;
default:
/* This approach has a problem of flipping called/calling number */
if (strcmp(firstvia, originator) == 0) {
release = OSP_RELEASE_ORIG;
} else {
release = OSP_RELEASE_TERM;
}
}
if (release == OSP_RELEASE_ORIG) {
LOG(L_DBG,
"osp: orig '%s' released the call, call_id '%.*s' transaction_id '%llu'\n",
firstvia,
callid->ospmCallIdLen,
callid->ospmCallIdVal,
transid);
if (originator == NULL) {
originator = firstvia;
}
calling = from;
called = to;
terminator = nexthop;
} else {
release = OSP_RELEASE_TERM;
LOG(L_DBG,
"osp: term '%s' released the call, call_id '%.*s' transaction_id '%llu'\n",
firstvia,
callid->ospmCallIdLen,
callid->ospmCallIdVal,
transid);
if (originator == NULL) {
originator = nexthop;
}
calling = to;
called = from;
terminator = firstvia;
}
errorcode = OSPPTransactionNew(_osp_provider, &transaction);
LOG(L_DBG, "osp: created transaction handle '%d' (%d)\n", transaction, errorcode);
switch (type) {
case OSPC_DESTINATION:
ospConvertAddress(originator, srcbuf, sizeof(srcbuf));
source = srcbuf;
destination = _osp_device_ip;
srcdev = "";
break;
case OSPC_SOURCE:
case OSPC_OTHER:
case OSPC_UNDEFINED_ROLE:
default:
source = _osp_device_ip;
ospConvertAddress(terminator, dstbuf, sizeof(dstbuf));
destination = dstbuf;
ospConvertAddress(originator, devbuf, sizeof(devbuf));
srcdev = devbuf;
break;
}
errorcode = OSPPTransactionBuildUsageFromScratch(
transaction,
transid,
type,
source,
destination,
srcdev,
"",
calling,
OSPC_E164,
called,
OSPC_E164,
callid->ospmCallIdLen,
callid->ospmCallIdVal,
(enum OSPEFAILREASON)0,
NULL,
NULL);
LOG(L_DBG, "osp: built usage handle '%d' (%d)\n", transaction, errorcode);
if ((errorcode == OSPC_ERR_NO_ERROR) && (destinationCount > 0)) {
errorcode = OSPPTransactionSetDestinationCount(
transaction,
destinationCount);
}
ospReportUsageWrapper(
transaction,
cookie == NULL ? 9016 : 10016,
cookie == NULL ? 0 : endtime - authtime,
authtime,
endtime,
0,0,
0,0,
release);
return errorcode;
}
/*
* Report OSP usage from OSP cookie
* param msg SIP message
* param cookie OSP cookie (buffer owned by ospReportUsage, can be modified)
* param callid Call ID
* param release Who releases the call first. 0 orig, 1 term
* param type Usage type
* return
*/
static int ospReportUsageFromCookie(
struct sip_msg* msg,
char* cookie,
OSPT_CALL_ID* callid,
OSPE_RELEASE release,
OSPE_ROLE type)
{
char* tmp;
char* token;
char tag;
char* value;
unsigned long long transid = 0;
time_t authtime = 0;
unsigned destcount = 0;
time_t duration = 0;
time_t endtime = time(NULL);
int cookieflags = 0;
unsigned releasecode;
char firstvia[OSP_STRBUF_SIZE];
char from[OSP_STRBUF_SIZE];
char rpid[OSP_STRBUF_SIZE];
char pai[OSP_STRBUF_SIZE];
char divuser[OSP_STRBUF_SIZE];
char divhost[OSP_STRBUF_SIZE];
char pci[OSP_STRBUF_SIZE];
char to[OSP_STRBUF_SIZE];
char nexthop[OSP_STRBUF_SIZE];
char* snid = NULL;
char* dnid = NULL;
char* calling;
char* called;
char* originator = NULL;
char* terminator;
char source[OSP_STRBUF_SIZE];
char dest[OSP_STRBUF_SIZE];
char srcdev[OSP_STRBUF_SIZE];
OSPTTRANHANDLE transaction = -1;
int errorcode;
LM_DBG("cookie '%s' type '%d'\n", cookie == NULL ? "NULL" : cookie, type);
if (cookie != NULL) {
for (token = strtok_r(cookie, "_", &tmp);
token;
token = strtok_r(NULL, "_", &tmp))
{
tag = *token;
value= token + 1;
switch (tag) {
case OSP_COOKIE_TRANSID:
case OSP_COOKIE_TRANSIDUP:
transid = atoll(value);
cookieflags |= OSP_COOKIEHAS_TRANSID;
break;
case OSP_COOKIE_AUTHTIME:
case OSP_COOKIE_AUTHTIMEUP:
authtime = atoi(value);
duration = endtime - authtime;
cookieflags |= OSP_COOKIEHAS_AUTHTIME;
break;
case OSP_COOKIE_SRCIP:
case OSP_COOKIE_SRCIPUP:
originator = value;
cookieflags |= OSP_COOKIEHAS_SRCIP;
break;
case OSP_COOKIE_DCOUNT:
case OSP_COOKIE_DCOUNTUP:
destcount = (unsigned)atoi(value);
cookieflags |= OSP_COOKIEHAS_DSTCOUNT;
break;
case OSP_COOKIE_SNID:
case OSP_COOKIE_SNIDUP:
snid = value;
break;
case OSP_COOKIE_DNID:
case OSP_COOKIE_DNIDUP:
dnid = value;
break;
default:
LM_ERR("unexpected tag '%c' / value '%s'\n", tag, value);
break;
}
}
}
switch (type) {
case OSPC_ROLE_DESTINATION:
if (cookieflags == OSP_COOKIEHAS_TERMALL) {
releasecode = 10016;
} else {
releasecode = 9016;
}
break;
case OSPC_ROLE_SOURCE:
case OSPC_ROLE_OTHER:
case OSPC_ROLE_UNDEFINED:
default:
if (cookieflags == OSP_COOKIEHAS_ORIGALL) {
releasecode = 10016;
} else {
releasecode = 9016;
}
break;
}
if (releasecode == 9016) {
transid = 0;
originator = NULL;
authtime = 0;
duration = 0;
destcount = 0;
}
ospGetViaAddress(msg, firstvia, sizeof(firstvia));
ospGetFromUserpart(msg, from, sizeof(from));
ospGetRpidUserpart(msg, rpid, sizeof(rpid));
ospGetPaiUserpart(msg, pai, sizeof(pai));
ospGetDiversion(msg, divuser, sizeof(divuser), divhost, sizeof(divhost));
ospGetPChargeInfoUserpart(msg, pci, sizeof(pci));
ospGetToUserpart(msg, to, sizeof(to));
ospGetNextHop(msg, nexthop, sizeof(nexthop));
LM_DBG("first via '%s' from '%s' to '%s' next hop '%s'\n",
firstvia,
from,
to,
nexthop);
if (release == OSPC_RELEASE_DESTINATION) {
LM_DBG("term '%s' released the call, call_id '%.*s' transaction_id '%llu'\n",
firstvia,
callid->Length,
callid->Value,
transid);
if (originator == NULL) {
originator = nexthop;
}
calling = to;
called = from;
terminator = firstvia;
} else {
if (release == OSPC_RELEASE_SOURCE) {
LM_DBG("orig '%s' released the call, call_id '%.*s' transaction_id '%llu'\n",
firstvia,
callid->Length,
callid->Value,
transid);
} else {
LM_DBG("unknown '%s' released the call, call_id '%.*s' transaction_id '%llu'\n",
firstvia,
callid->Length,
callid->Value,
transid);
}
if (originator == NULL) {
originator = firstvia;
}
calling = from;
called = to;
terminator = nexthop;
}
errorcode = OSPPTransactionNew(_osp_provider, &transaction);
LM_DBG("created transaction handle '%d' (%d)\n", transaction, errorcode);
switch (type) {
case OSPC_ROLE_DESTINATION:
srcdev[0] = '\0';
ospConvertToOutAddress(originator, source, sizeof(source));
strncpy(dest, _osp_out_device, sizeof(dest));
dest[sizeof(dest) - 1] = '\0';
break;
case OSPC_ROLE_SOURCE:
case OSPC_ROLE_OTHER:
case OSPC_ROLE_UNDEFINED:
default:
ospConvertToOutAddress(originator, srcdev, sizeof(srcdev));
strncpy(source, _osp_out_device, sizeof(source));
source[sizeof(source) - 1] = '\0';
ospConvertToOutAddress(terminator, dest, sizeof(dest));
break;
}
/* RoleInfo must be set before BuildUsageFromScratch */
OSPPTransactionSetRoleInfo(transaction, OSPC_RSTATE_STOP, OSPC_RFORMAT_OSP, OSPC_RVENDOR_OPENSIPS);
errorcode = OSPPTransactionBuildUsageFromScratch(
transaction,
transid,
type,
source,
dest,
srcdev,
"",
calling,
OSPC_NFORMAT_E164,
called,
OSPC_NFORMAT_E164,
callid->Length,
callid->Value,
0,
NULL,
NULL);
LM_DBG("built usage handle '%d' (%d)\n", transaction, errorcode);
if ((errorcode == OSPC_ERR_NO_ERROR) && (destcount > 0)) {
errorcode = OSPPTransactionSetDestinationCount(
transaction,
destcount);
}
if (errorcode == OSPC_ERR_NO_ERROR) {
OSPPTransactionSetProtocol(transaction, OSPC_PROTTYPE_SOURCE, OSPC_PROTNAME_SIP);
OSPPTransactionSetProtocol(transaction, OSPC_PROTTYPE_DESTINATION, OSPC_PROTNAME_SIP);
OSPPTransactionSetSrcNetworkId(transaction, snid);
OSPPTransactionSetDestNetworkId(transaction, dnid);
OSPPTransactionSetRemotePartyId(transaction, OSPC_NFORMAT_E164, rpid);
OSPPTransactionSetAssertedId(transaction, OSPC_NFORMAT_E164, pai);
OSPPTransactionSetDiversion(transaction, divuser, divhost);
OSPPTransactionSetChargeInfo(transaction, OSPC_NFORMAT_E164, pci);
ospReportUsageWrapper(
transaction,
releasecode,
duration,
authtime,
endtime,
0,
0,
0,
0,
release);
}
return errorcode;
}
/*
* Report OSP usage from OSP cookie
* param msg SIP message
* param cookie OSP cookie (buffer owned by ospReportUsage, can be modified)
* param callid Call ID
* param release Who releases the call first. 0 orig, 1 term
* param type Usage type
* return
*/
static int ospReportUsageFromCookie(
struct sip_msg* msg,
char* cookie,
OSPTCALLID* callid,
int release,
OSPE_MSG_ROLETYPES type)
{
char* tmp;
char* token;
char tag;
char* value;
unsigned long long transid = 0;
time_t authtime = 0;
unsigned destinationCount = 0;
time_t duration = 0;
time_t endtime = time(NULL);
int cookieflags = 0;
unsigned releasecode;
char firstvia[OSP_STRBUF_SIZE];
char from[OSP_STRBUF_SIZE];
char to[OSP_STRBUF_SIZE];
char nexthop[OSP_STRBUF_SIZE];
char* calling;
char* called;
char* originator = NULL;
char* terminator;
char* source;
char srcbuf[OSP_STRBUF_SIZE];
char* destination;
char dstbuf[OSP_STRBUF_SIZE];
char* srcdev;
char devbuf[OSP_STRBUF_SIZE];
OSPTTRANHANDLE transaction = -1;
int errorcode;
LM_DBG("'%s' type '%d'\n", cookie, type);
if (cookie != NULL) {
for (token = strtok_r(cookie, "_", &tmp);
token;
token = strtok_r(NULL, "_", &tmp))
{
tag = *token;
value= token + 1;
switch (tag) {
case OSP_COOKIE_TRANSID:
case OSP_COOKIE_TRANSIDUP:
transid = atoll(value);
cookieflags |= OSP_COOKIEHAS_TRANSID;
break;
case OSP_COOKIE_AUTHTIME:
case OSP_COOKIE_AUTHTIMEUP:
authtime = atoi(value);
duration = endtime - authtime;
cookieflags |= OSP_COOKIEHAS_AUTHTIME;
break;
case OSP_COOKIE_SRCIP:
case OSP_COOKIE_SRCIPUP:
originator = value;
cookieflags |= OSP_COOKIEHAS_SRCIP;
break;
case OSP_COOKIE_DSTCOUNT:
case OSP_COOKIE_DSTCOUNTUP:
destinationCount = (unsigned)atoi(value);
cookieflags |= OSP_COOKIEHAS_DSTCOUNT;
break;
default:
LM_ERR("unexpected tag '%c' / value '%s'\n", tag, value);
break;
}
}
}
switch (type) {
case OSPC_DESTINATION:
if (cookieflags == OSP_COOKIEHAS_TERMALL) {
releasecode = 10016;
} else {
releasecode = 9016;
}
break;
case OSPC_SOURCE:
case OSPC_OTHER:
case OSPC_UNDEFINED_ROLE:
default:
if (cookieflags == OSP_COOKIEHAS_ORIGALL) {
releasecode = 10016;
} else {
releasecode = 9016;
}
break;
}
if (releasecode == 9016) {
transid = 0;
originator = NULL;
authtime = 0;
duration = 0;
destinationCount = 0;
}
ospGetSourceAddress(msg, firstvia, sizeof(firstvia));
ospGetFromUserpart(msg, from, sizeof(from));
ospGetToUserpart(msg, to, sizeof(to));
ospGetNextHop(msg, nexthop, sizeof(nexthop));
LM_DBG("first via '%s' from '%s' to '%s' next hop '%s'\n",
firstvia,
from,
to,
nexthop);
if (release == OSP_RELEASE_ORIG) {
LM_DBG("orig '%s' released the call, call_id '%.*s' transaction_id '%llu'\n",
firstvia,
callid->ospmCallIdLen,
callid->ospmCallIdVal,
transid);
if (originator == NULL) {
originator = firstvia;
}
calling = from;
called = to;
terminator = nexthop;
} else {
release = OSP_RELEASE_TERM;
LM_DBG("term '%s' released the call, call_id '%.*s' transaction_id '%llu'\n",
firstvia,
callid->ospmCallIdLen,
callid->ospmCallIdVal,
transid);
if (originator == NULL) {
originator = nexthop;
}
calling = to;
called = from;
terminator = firstvia;
}
errorcode = OSPPTransactionNew(_osp_provider, &transaction);
LM_DBG("created transaction handle '%d' (%d)\n", transaction, errorcode);
switch (type) {
case OSPC_DESTINATION:
ospConvertAddress(originator, srcbuf, sizeof(srcbuf));
source = srcbuf;
destination = _osp_device_ip;
srcdev = "";
break;
case OSPC_SOURCE:
case OSPC_OTHER:
case OSPC_UNDEFINED_ROLE:
default:
source = _osp_device_ip;
ospConvertAddress(terminator, dstbuf, sizeof(dstbuf));
destination = dstbuf;
ospConvertAddress(originator, devbuf, sizeof(devbuf));
srcdev = devbuf;
break;
}
errorcode = OSPPTransactionBuildUsageFromScratch(
transaction,
transid,
type,
source,
destination,
srcdev,
"",
calling,
OSPC_E164,
called,
OSPC_E164,
callid->ospmCallIdLen,
callid->ospmCallIdVal,
(enum OSPEFAILREASON)0,
NULL,
NULL);
LM_DBG("built usage handle '%d' (%d)\n", transaction, errorcode);
if ((errorcode == OSPC_ERR_NO_ERROR) && (destinationCount > 0)) {
errorcode = OSPPTransactionSetDestinationCount(
transaction,
destinationCount);
}
ospReportUsageWrapper(
transaction,
releasecode,
duration,
authtime,
endtime,
0,
0,
0,
0,
release);
return errorcode;
}
/*
* Request OSP authorization and routeing
* param msg SIP message
* param ignore1
* param ignore2
* return MODULE_RETURNCODE_TRUE success, MODULE_RETURNCODE_FALSE failure, MODULE_RETURNCODE_ERROR error
*/
int ospRequestRouting(
struct sip_msg* msg,
char* ignore1,
char* ignore2)
{
int errcode;
time_t authtime;
char calling[OSP_STRBUF_SIZE];
char called[OSP_STRBUF_SIZE];
char rn[OSP_STRBUF_SIZE];
char cic[OSP_STRBUF_SIZE];
int npdi;
OSPE_OPERATOR_NAME type;
char opname[OSPC_OPNAME_NUMBER][OSP_STRBUF_SIZE];
char source[OSP_STRBUF_SIZE];
char sourcebuf[OSP_STRBUF_SIZE];
char srcdev[OSP_STRBUF_SIZE];
char srcdevbuf[OSP_STRBUF_SIZE];
char rpid[OSP_STRBUF_SIZE];
char pai[OSP_STRBUF_SIZE];
char divuser[OSP_STRBUF_SIZE];
char divhost[OSP_STRBUF_SIZE];
char divhostbuf[OSP_STRBUF_SIZE];
char pci[OSP_STRBUF_SIZE];
struct usr_avp* snidavp = NULL;
int_str snidval;
char snid[OSP_STRBUF_SIZE];
struct usr_avp* cinfoavp = NULL;
int_str cinfoval;
unsigned int cinfonum = 0, i;
char cinfo[OSP_DEF_CINFOS][OSP_STRBUF_SIZE];
char cinfostr[OSP_STRBUF_SIZE];
unsigned int callidnumber = 1;
OSPT_CALL_ID* callids[callidnumber];
unsigned int logsize = 0;
char* detaillog = NULL;
char tohost[OSP_STRBUF_SIZE];
char tohostbuf[OSP_STRBUF_SIZE];
const char* preferred[2] = { NULL };
unsigned int destcount;
OSPTTRANHANDLE trans = -1;
int result = MODULE_RETURNCODE_FALSE;
if ((errcode = OSPPTransactionNew(_osp_provider, &trans)) != OSPC_ERR_NO_ERROR) {
LM_ERR("failed to create new OSP transaction (%d)\n", errcode);
} else if (ospGetFromUserpart(msg, calling, sizeof(calling)) != 0) {
LM_ERR("failed to extract calling number\n");
} else if ((ospGetUriUserpart(msg, called, sizeof(called)) != 0) && (ospGetToUserpart(msg, called, sizeof(called)) != 0)) {
LM_ERR("failed to extract called number\n");
} else if (ospGetCallId(msg, &(callids[0])) != 0) {
LM_ERR("failed to extract call id\n");
} else if (ospGetSource(msg, source, sizeof(source)) != 0) {
LM_ERR("failed to extract source address\n");
} else if (ospGetSourceDevice(msg, srcdev, sizeof(srcdev)) != 0) {
LM_ERR("failed to extract source deivce address\n");
} else {
authtime = time(NULL);
ospConvertToOutAddress(source, sourcebuf, sizeof(sourcebuf));
ospConvertToOutAddress(srcdev, srcdevbuf, sizeof(srcdevbuf));
switch (_osp_service_type) {
case 1:
OSPPTransactionSetServiceType(trans, OSPC_SERVICE_NPQUERY);
ospGetToHostpart(msg, tohost, sizeof(tohost));
ospConvertToOutAddress(tohost, tohostbuf, sizeof(tohostbuf));
preferred[0] = tohostbuf;
destcount = 1;
break;
case 0:
default:
OSPPTransactionSetServiceType(trans, OSPC_SERVICE_VOICE);
destcount = _osp_max_dests;
break;
}
if (ospGetNpParameters(msg, rn, sizeof(rn), cic, sizeof(cic), &npdi) == 0) {
OSPPTransactionSetNumberPortability(trans, rn, cic, npdi);
}
for (type = OSPC_OPNAME_START; type < OSPC_OPNAME_NUMBER; type++) {
if (ospGetOperatorName(msg, type, opname[type], sizeof(opname[type])) == 0) {
OSPPTransactionSetOperatorName(trans, type, opname[type]);
}
}
if (ospGetRpidUserpart(msg, rpid, sizeof(rpid)) == 0) {
OSPPTransactionSetRemotePartyId(trans, OSPC_NFORMAT_E164, rpid);
}
if (ospGetPaiUserpart(msg, pai, sizeof(pai)) == 0) {
OSPPTransactionSetAssertedId(trans, OSPC_NFORMAT_E164, pai);
}
if (ospGetDiversion(msg, divuser, sizeof(divuser), divhost, sizeof(divhost)) == 0) {
ospConvertToOutAddress(divhost, divhostbuf, sizeof(divhostbuf));
} else {
divhostbuf[0] = '\0';
}
OSPPTransactionSetDiversion(trans, divuser, divhostbuf);
OSPPTransactionSetProtocol(trans, OSPC_PROTTYPE_SOURCE, OSPC_PROTNAME_SIP);
if (ospGetPChargeInfoUserpart(msg, pci, sizeof(pci)) == 0) {
OSPPTransactionSetChargeInfo(trans, OSPC_NFORMAT_E164, pci);
}
if ((_osp_snid_avpid >= 0) &&
((snidavp = search_first_avp(_osp_snid_avptype, _osp_snid_avpid, &snidval, 0)) != NULL) &&
(snidavp->flags & AVP_VAL_STR) && (snidval.s.s && snidval.s.len))
{
snprintf(snid, sizeof(snid), "%.*s", snidval.s.len, snidval.s.s);
snid[sizeof(snid) - 1] = '\0';
OSPPTransactionSetNetworkIds(trans, snid, "");
} else {
snid[0] = '\0';
}
if (_osp_cinfo_avpid >= 0) {
for (i = 0, cinfoavp = search_first_avp(_osp_cinfo_avptype, _osp_cinfo_avpid, NULL, 0);
((i < OSP_DEF_CINFOS) && (cinfoavp != NULL));
i++, cinfoavp = search_next_avp(cinfoavp, NULL))
{
get_avp_val(cinfoavp, &cinfoval);
if ((cinfoavp->flags & AVP_VAL_STR) && (cinfoval.s.s && cinfoval.s.len)) {
snprintf(cinfo[i], sizeof(cinfo[i]), "%.*s", cinfoval.s.len, cinfoval.s.s);
cinfo[i][sizeof(cinfo[i]) - 1] = '\0';
} else {
cinfo[i][0] = '\0';
}
}
cinfonum = i;
cinfostr[0] = '\0';
for (i = 0; i < cinfonum; i++) {
if (cinfo[cinfonum - i - 1][0] != '\0') {
OSPPTransactionSetCustomInfo(trans, i, cinfo[cinfonum - i - 1]);
snprintf(cinfostr + strlen(cinfostr), sizeof(cinfostr) - strlen(cinfostr), "custom_info%d '%s' ", i + 1, cinfo[cinfonum - i - 1]);
}
}
cinfostr[sizeof(cinfostr) - 1] = '\0';
}
LM_INFO("request auth and routing for: "
"service_type '%d' "
"source '%s' "
"source_dev '%s' "
"source_networkid '%s' "
"calling '%s' "
"called '%s' "
"preferred '%s' "
"nprn '%s' "
"npcic '%s' "
"npdi '%d' "
/*
"spid '%s' "
"ocn '%s' "
"spn '%s' "
"altspn '%s' "
"mcc '%s' "
"mnc '%s' "
*/
"rpid '%s' "
"pai '%s' "
"div_user '%s' "
"div_host '%s' "
"pci '%s' "
"call_id '%.*s' "
"dest_count '%d' "
"%s\n",
_osp_service_type,
sourcebuf,
srcdevbuf,
snid,
calling,
called,
(preferred[0] == NULL) ? "" : preferred[0],
rn,
cic,
npdi,
/*
opname[OSPC_OPNAME_SPID],
opname[OSPC_OPNAME_OCN],
opname[OSPC_OPNAME_SPN],
opname[OSPC_OPNAME_ALTSPN],
opname[OSPC_OPNAME_MCC],
opname[OSPC_OPNAME_MNC],
*/
rpid,
pai,
divuser,
divhostbuf,
pci,
callids[0]->Length,
callids[0]->Value,
destcount,
cinfostr);
/* try to request authorization */
errcode = OSPPTransactionRequestAuthorisation(
trans, /* transaction handle */
sourcebuf, /* from the configuration file */
srcdevbuf, /* source device of call, protocol specific, in OSP format */
calling, /* calling number in nodotted e164 notation */
OSPC_NFORMAT_E164, /* calling number format */
called, /* called number */
OSPC_NFORMAT_E164, /* called number format */
"", /* optional username string, used if no number */
callidnumber, /* number of call ids, here always 1 */
callids, /* sized-1 array of call ids */
preferred, /* preferred destinations */
&destcount, /* max destinations, after call dest_count */
&logsize, /* size allocated for detaillog (next param) 0=no log */
detaillog); /* memory location for detaillog to be stored */
if ((errcode == OSPC_ERR_NO_ERROR) &&
(ospLoadRoutes(trans, destcount, source, srcdev, called, authtime, rpid, pai, divuser, divhostbuf, pci) == 0))
{
LM_INFO("there are '%d' OSP routes, call_id '%.*s'\n",
destcount,
callids[0]->Length,
callids[0]->Value);
result = MODULE_RETURNCODE_TRUE;
} else {
LM_ERR("failed to request auth and routing (%d), call_id '%.*s'\n",
errcode,
callids[0]->Length,
callids[0]->Value);
switch (errcode) {
case OSPC_ERR_TRAN_ROUTE_BLOCKED:
result = -403;
break;
case OSPC_ERR_TRAN_ROUTE_NOT_FOUND:
result = -404;
break;
case OSPC_ERR_TRAN_CALLING_INVALID:
result = -428;
break;
case OSPC_ERR_TRAN_CALLED_FILTERING:
result = -484;
break;
case OSPC_ERR_NO_ERROR:
/* AuthRsp ok but ospLoadRoutes fails */
result = MODULE_RETURNCODE_ERROR;
break;
default:
result = MODULE_RETURNCODE_FALSE;
break;
}
}
}
if (callids[0] != NULL) {
OSPPCallIdDelete(&(callids[0]));
}
if (trans != -1) {
OSPPTransactionDelete(trans);
}
return result;
}
/*
* Validate OSP token
* param ignore1
* param ignore2
* return MODULE_RETURNCODE_TRUE success, MODULE_RETURNCODE_FALSE failure
*/
int ospValidateHeader (
struct sip_msg* msg,
char* ignore1,
char* ignore2)
{
int errorcode;
OSPTTRANHANDLE transaction = -1;
unsigned int authorized = 0;
unsigned int timelimit = 0;
void* detaillog = NULL;
unsigned int logsize = 0;
unsigned char* callidval = (unsigned char*)"";
OSPTCALLID* callid = NULL;
unsigned callidsize = 0;
unsigned char token[OSP_TOKENBUF_SIZE];
unsigned int tokensize = sizeof(token);
osp_dest dest;
int result = MODULE_RETURNCODE_FALSE;
LOG(L_DBG, "osp: ospValidateHeader\n");
ospInitDestination(&dest);
if ((errorcode = OSPPTransactionNew(_osp_provider, &transaction) != 0)) {
LOG(L_ERR, "osp: ERROR: failed to create a new OSP transaction handle (%d)\n", errorcode);
} else if ((ospGetRpidUserpart(msg, dest.calling, sizeof(dest.calling)) != 0) &&
(ospGetFromUserpart(msg, dest.calling, sizeof(dest.calling)) != 0))
{
LOG(L_ERR, "osp: ERROR: failed to extract calling number\n");
} else if ((ospGetUriUserpart(msg, dest.called, sizeof(dest.called)) != 0) &&
(ospGetToUserpart(msg, dest.called, sizeof(dest.called)) != 0))
{
LOG(L_ERR, "osp: ERROR: failed to extract called number\n");
} else if (ospGetCallId(msg, &callid) != 0) {
LOG(L_ERR, "osp: ERROR: failed to extract call id\n");
} else if (ospGetSourceAddress(msg, dest.source, sizeof(dest.source)) != 0) {
LOG(L_ERR, "osp: ERROR: failed to extract source address\n");
} else if (ospGetOspHeader(msg, token, &tokensize) != 0) {
LOG(L_ERR, "osp: ERROR: failed to extract OSP authorization token\n");
} else {
LOG(L_INFO,
"osp: validate token for: "
"transaction_handle '%i' "
"e164_source '%s' "
"e164_dest '%s' "
"validate_call_id '%s' "
"call_id '%.*s'\n",
transaction,
dest.calling,
dest.called,
_osp_validate_callid == 0 ? "No" : "Yes",
callid->ospmCallIdLen,
callid->ospmCallIdVal);
if (_osp_validate_callid != 0) {
callidsize = callid->ospmCallIdLen;
callidval = callid->ospmCallIdVal;
}
errorcode = OSPPTransactionValidateAuthorisation(
transaction,
"",
"",
"",
"",
dest.calling,
OSPC_E164,
dest.called,
OSPC_E164,
callidsize,
callidval,
tokensize,
token,
&authorized,
&timelimit,
&logsize,
detaillog,
_osp_token_format);
if (callid->ospmCallIdLen > sizeof(dest.callid) - 1) {
dest.callidsize = sizeof(dest.callid) - 1;
} else {
dest.callidsize = callid->ospmCallIdLen;
}
memcpy(dest.callid, callid->ospmCallIdVal, dest.callidsize);
dest.callid[dest.callidsize] = 0;
dest.tid = ospGetTransactionId(transaction);
dest.type = OSPC_DESTINATION;
dest.authtime = time(NULL);
strcpy(dest.host, _osp_device_ip);
ospSaveTermDestination(&dest);
if ((errorcode == 0) && (authorized == 1)) {
LOG(L_DBG,
"osp: call is authorized for %d seconds, call_id '%.*s' transaction_id '%lld'",
timelimit,
dest.callidsize,
dest.callid,
dest.tid);
ospRecordTermTransaction(msg, transaction, dest.source, dest.calling, dest.called, dest.authtime);
result = MODULE_RETURNCODE_TRUE;
} else {
LOG(L_ERR, "osp: ERROR: token is invalid (%i)\n", errorcode);
/*
* Update terminating status code to 401 and report terminating setup usage.
* We may need to make 401 configurable, just in case a user decides to reply with
* a different code. Other options - trigger call setup usage reporting from the cpl
* (after replying with an error code), or maybe use a different tm callback.
*/
ospRecordEvent(0, 401);
}
}
if (transaction != -1) {
OSPPTransactionDelete(transaction);
}
if (callid != NULL) {
OSPPCallIdDelete(&callid);
}
return result;
}
/*
* Request OSP authorization and routeing
* param msg SIP message
* param ignore1
* param ignore2
* return MODULE_RETURNCODE_TRUE success, MODULE_RETURNCODE_FALSE failure
*/
int ospRequestRouting(
struct sip_msg* msg,
char* ignore1,
char* ignore2)
{
int errorcode;
time_t authtime;
char source[OSP_E164BUF_SIZE];
char sourcedev[OSP_STRBUF_SIZE];
char src[OSP_STRBUF_SIZE];
char destination[OSP_E164BUF_SIZE];
unsigned int callidnumber = 1;
OSPTCALLID* callids[callidnumber];
unsigned int logsize = 0;
char* detaillog = NULL;
const char** preferred = NULL;
unsigned int destcount;
OSPTTRANHANDLE transaction = -1;
int result = MODULE_RETURNCODE_FALSE;
LOG(L_DBG, "osp: ospRequestRouting\n");
authtime = time(NULL);
destcount = _osp_max_dests;
if ((errorcode = OSPPTransactionNew(_osp_provider, &transaction)) != OSPC_ERR_NO_ERROR) {
LOG(L_ERR, "osp: ERROR: failed to create new OSP transaction (%d)\n", errorcode);
} else if ((ospGetRpidUserpart(msg, source, sizeof(source)) != 0) &&
(ospGetFromUserpart(msg, source, sizeof(source)) != 0))
{
LOG(L_ERR, "osp: ERROR: failed to extract calling number\n");
} else if ((ospGetUriUserpart(msg, destination, sizeof(destination)) != 0) &&
(ospGetToUserpart(msg, destination, sizeof(destination)) != 0))
{
LOG(L_ERR, "osp: ERROR: failed to extract called number\n");
} else if (ospGetCallId(msg, &(callids[0])) != 0) {
LOG(L_ERR, "osp: ERROR: failed to extract call id\n");
} else if (ospGetSourceAddress(msg, sourcedev, sizeof(sourcedev)) != 0) {
LOG(L_ERR, "osp: ERROR: failed to extract source address\n");
} else {
ospConvertAddress(sourcedev, src, sizeof(src));
LOG(L_INFO,
"osp: request auth and routing for: "
"source '%s' "
"source_port '%s' "
"source_dev '%s' "
"e164_source '%s' "
"e164_dest '%s' "
"call_id '%.*s' "
"dest_count '%i'\n",
_osp_device_ip,
_osp_device_port,
src, /* sourcedev in "[x.x.x.x]" or host.domain format */
source,
destination,
callids[0]->ospmCallIdLen,
callids[0]->ospmCallIdVal,
destcount
);
/* try to request authorization */
errorcode = OSPPTransactionRequestAuthorisation(
transaction, /* transaction handle */
_osp_device_ip, /* from the configuration file */
src, /* source of call, protocol specific, in OSP format */
source, /* calling number in nodotted e164 notation */
OSPC_E164, /* calling number format */
destination, /* called number */
OSPC_E164, /* called number format */
"", /* optional username string, used if no number */
callidnumber, /* number of call ids, here always 1 */
callids, /* sized-1 array of call ids */
preferred, /* preferred destinations, here always NULL */
&destcount, /* max destinations, after call dest_count */
&logsize, /* size allocated for detaillog (next param) 0=no log */
detaillog); /* memory location for detaillog to be stored */
if ((errorcode == OSPC_ERR_NO_ERROR) &&
(ospLoadRoutes(transaction, destcount, _osp_device_ip, sourcedev, destination, authtime) == 0))
{
LOG(L_INFO,
"osp: there are '%d' OSP routes, call_id '%.*s'\n",
destcount,
callids[0]->ospmCallIdLen,
callids[0]->ospmCallIdVal);
result = MODULE_RETURNCODE_TRUE;
} else {
LOG(L_ERR,
"osp: ERROR: failed to request auth and routing (%i), call_id '%.*s\n",
errorcode,
callids[0]->ospmCallIdLen,
callids[0]->ospmCallIdVal);
switch (errorcode) {
case OSPC_ERR_TRAN_ROUTE_BLOCKED:
result = -403;
break;
case OSPC_ERR_TRAN_ROUTE_NOT_FOUND:
result = -404;
break;
case OSPC_ERR_NO_ERROR:
/* AuthRsp ok but ospLoadRoutes fails */
result = -500;
break;
default:
result = MODULE_RETURNCODE_FALSE;
break;
}
}
}
if (callids[0] != NULL) {
OSPPCallIdDelete(&(callids[0]));
}
if (transaction != -1) {
OSPPTransactionDelete(transaction);
}
return result;
}
