ICELIB_Result
complete(void* pUserData,
unsigned int userval1,
bool controlling,
bool failed)
{
(void) userval1;
(void) controlling;
(void) failed;
struct prg_data* prg = pUserData;
const ICE_CANDIDATE* lcand =
ICELIB_getActiveCandidate(prg->mediaCnf->icelib,
0,
1);
const ICE_REMOTE_CANDIDATES* rcand =
ICELIB_getActiveRemoteCandidates(prg->mediaCnf->icelib,
0);
char laddr[SOCKADDR_MAX_STRLEN];
char raddr[SOCKADDR_MAX_STRLEN];
sockaddr_toString( (const struct sockaddr*)&lcand->connectionAddr,
laddr,
sizeof(laddr),
true );
sockaddr_toString(
(const struct sockaddr*)&rcand->remoteCandidate[0].connectionAddr,
raddr,
sizeof(raddr),
true);
printf("Media Path: %s -> %s\n", laddr, raddr);
printf("******** Complete ********* (TODO: Handle this)\n");
return 0;
}
END_TEST
START_TEST (sockaddr_IPv6_toString)
{
char ipaddr[SOCKADDR_MAX_STRLEN];
fail_unless( strncmp(ipv6_1_str,
sockaddr_toString((const struct sockaddr *)sockaddr_IPv6_1,
ipaddr,
SOCKADDR_MAX_STRLEN,
true),
SOCKADDR_MAX_STRLEN) == 0 ,
"sockaddr toString failed ('%s'", ipaddr);
fail_unless( strncmp(ipv6_1_noport_str,
sockaddr_toString((const struct sockaddr *)sockaddr_IPv6_1,
ipaddr,
SOCKADDR_MAX_STRLEN,
false),
SOCKADDR_MAX_STRLEN) == 0 ,
"sockaddr toString failed ('%s'", ipaddr);
}
int createOffer(char *offer, struct turnData *tData){
char addr[SOCKADDR_MAX_STRLEN];
strcpy(offer, "INVITE\n");
strcat(offer, "a=candidate UDP srflx ");
strcat(offer,
sockaddr_toString((struct sockaddr *)&tData->rflx,
addr,
sizeof(addr),
true));
strcat(offer, "\n");
strcat(offer, "a=candidate UDP relay ");
strcat(offer,
sockaddr_toString((struct sockaddr *)&tData->relay,
addr,
sizeof(addr),
true));
strcat(offer, "\n");
strcat(offer, "\0");
return strlen(offer);
}
END_TEST
START_TEST (sockaddr_IPv4_toString)
{
char ipaddr[SOCKADDR_MAX_STRLEN];
char ipaddr_small[10];
struct sockaddr_storage ss;
fail_unless( strncmp(ipv4_1_str,
sockaddr_toString((const struct sockaddr *)sockaddr_IPv4_1,
ipaddr,
SOCKADDR_MAX_STRLEN,
true),
INET_ADDRSTRLEN) == 0 ,
"sockaddr toString failed ('%s'", ipaddr);
fail_unless( strncmp(ipv4_1_noport_str,
sockaddr_toString((const struct sockaddr *)sockaddr_IPv4_1,
ipaddr,
SOCKADDR_MAX_STRLEN,
false),
SOCKADDR_MAX_STRLEN) == 0 ,
"sockaddr toString failed ('%s'", ipaddr);
fail_unless( strncmp(ipv4_any_str,
sockaddr_toString((const struct sockaddr *)sockaddr_IPv4_any_2,
ipaddr,
SOCKADDR_MAX_STRLEN,
true),
SOCKADDR_MAX_STRLEN ) == 0 ,
"sockaddr toString failed ('%s'", ipaddr);
fail_if( strncmp(ipv4_any_str,
sockaddr_toString((const struct sockaddr *)sockaddr_IPv4_any_2,
ipaddr_small,
10,
true),
SOCKADDR_MAX_STRLEN ) == 0 ,
"sockaddr toString failed ('%s'", ipaddr);
ss.ss_family = 12;
fail_unless( NULL == sockaddr_toString((const struct sockaddr *)&ss,
ipaddr,
SOCKADDR_MAX_STRLEN,
true) );
}
void
turnCbFunc(void* userCtx,
TurnCallBackData_T* turnCbData)
{
/* ctx points to whatever you initialized the library with. (Not used in this
* simple example.) */
(void)userCtx;
if (turnCbData->turnResult == TurnResult_AllocOk)
{
char addr[SOCKADDR_MAX_STRLEN];
printf( "Successfull Allocation: \n");
printf( " Active TURN server: '%s'\n",
sockaddr_toString( (struct sockaddr*)&turnCbData->TurnResultData.
AllocResp.activeTurnServerAddr,
addr,
sizeof(addr),
true ) );
printf( " RFLX addr: '%s'\n",
sockaddr_toString( (struct sockaddr*)&turnCbData->TurnResultData.
AllocResp.srflxAddr,
addr,
sizeof(addr),
true ) );
printf( " RELAY addr: '%s'\n",
sockaddr_toString( (struct sockaddr*)&turnCbData->TurnResultData.
AllocResp.relAddrIPv4,
addr,
sizeof(addr),
true ) );
printf( " RELAY addr: '%s'\n",
sockaddr_toString( (struct sockaddr*)&turnCbData->TurnResultData.
AllocResp.relAddrIPv6,
addr,
sizeof(addr),
true ) );
}
else if (turnCbData->turnResult == TurnResult_AllocUnauthorised)
{
printf("Unable to authorize. Wrong user/pass?\n");
}
}
END_TEST
START_TEST (test_sockaddr_int_IPv6_init)
{
char addr_str[256];
char addr_str_small[4];
uint8_t a[16] = {0x20, 0x1, 0x4, 0x70, 0xdc, 0x88, 0x0, 0x2, 0x2, 0x26, 0x18, 0xff, 0xfe, 0x92, 0x6d, 0x53};
uint16_t port = 4567;
struct sockaddr_storage a_addr;
struct sockaddr_storage b_addr;
sockaddr_initFromIPv6Int((struct sockaddr_in6 *)&a_addr, a, htons(port));
fail_unless(sockaddr_initFromIPv6String((struct sockaddr_in6 *)&b_addr, "[2001:470:dc88:2:226:18ff:fe92:6d53]:4567"));
sockaddr_toString( (struct sockaddr *)&a_addr,
addr_str,
256,
true);
fail_unless( sockaddr_alike( (struct sockaddr *)&a_addr, (struct sockaddr *)&b_addr) );
fail_if( sockaddr_initFromIPv6String((struct sockaddr_in6 *)&b_addr, "[2001:470:dc88:2:226:18ff:fe92:6d53"));
fail_if( sockaddr_initFromIPv6String((struct sockaddr_in6 *)&b_addr, "[2001:470:dc88:2:226:18ff:fe92:6d53:456]"));
fail_if( sockaddr_initFromIPv6String((struct sockaddr_in6 *)&b_addr, "2001:470:dc88:2:226:18ff:fe92:6d53:4567]:4567"));
}
END_TEST
START_TEST (test_sockaddr_int_IPv4_init)
{
char addr_str[256];
uint32_t a = 2653302794UL;
uint16_t port = 4567;
struct sockaddr_storage a_addr;
struct sockaddr_storage b_addr;
sockaddr_initFromIPv4Int((struct sockaddr_in *)&a_addr, htonl(a), htons(port));
sockaddr_initFromIPv4String((struct sockaddr_in *)&b_addr, "158.38.48.10:4567");
sockaddr_toString( (struct sockaddr *)&a_addr,
addr_str,
256,
true);
fail_unless( sockaddr_alike( (struct sockaddr *)&a_addr, (struct sockaddr *)&b_addr) );
fail_if(sockaddr_initFromIPv4String((struct sockaddr_in *)&b_addr, "158.38.48.10.45"));
fail_if(sockaddr_initFromIPv4String((struct sockaddr_in *)&b_addr, "158.38.48.10.45.45.67.87:4556"));
}
static void
sendPacket(void* ctx,
int sockfd,
const uint8_t* buf,
int len,
const struct sockaddr* addr,
int proto,
bool useRelay,
uint8_t ttl)
{
(void) ctx;
(void) sockfd;
(void) len;
(void) proto;
(void) useRelay;
char addr_str[SOCKADDR_MAX_STRLEN];
/* find the transaction id so we can use this in the simulated resp */
memcpy(&LastTransId, &buf[8], STUN_MSG_ID_SIZE);
memcpy(&LastTransId, &buf[8], STUN_MSG_ID_SIZE);
sockaddr_copy( (struct sockaddr*)&LastAddress, addr );
sockaddr_toString(addr, addr_str, SOCKADDR_MAX_STRLEN, true);
LastTTL = ttl;
}
static void
ICMPRespCallback(STUN_TRANSACTION_DATA* trans,
const struct sockaddr* srcAddr)
{
STUN_CLIENT_DATA* client = trans->client;
char ip_str [SOCKADDR_MAX_STRLEN];
StunCallBackData_T res;
memset( &res, 0, sizeof (StunCallBackData_T) );
memcpy( &res.msgId, &trans->stunBindReq.transactionId, sizeof(StunMsgId) );
res.stunResult = StunResult_ICMPResp;
res.ICMPtype = trans->ICMPtype;
res.ttl = trans->ttl;
res.rtt = getRTTvalue(trans);
res.retransmits = trans->retransmits;
sockaddr_copy( (struct sockaddr*)&res.srcAddr,
srcAddr );
StunPrint( client->logUserData, client->Log_cb, StunInfoCategory_Info,
"<STUNCLIENT:%02d> ICMPResp from src: %s",
trans->inst,
sockaddr_toString( (struct sockaddr*) &res.srcAddr, ip_str,
SOCKADDR_MAX_STRLEN,
true ) );
if (trans->stunBindReq.stunCbFunc)
{
(trans->stunBindReq.stunCbFunc)(trans->stunBindReq.userCtx, &res);
}
}
static int SendRawStun(int sockfd,
uint8_t *buf,
int len,
struct sockaddr *addr,
bool useRelay)
{
char addr_str[SOCKADDR_MAX_STRLEN];
/* find the transaction id so we can use this in the simulated resp */
memcpy(&LastTransId, &buf[8], STUN_MSG_ID_SIZE);
sockaddr_copy((struct sockaddr *)&LastAddress, addr);
sockaddr_toString(addr, addr_str, SOCKADDR_MAX_STRLEN, true);
//printf("Sendto: '%s'\n", addr_str);
}
int sendRawUDP(int sockfd,
const void *buf,
size_t len,
const struct sockaddr * p,
socklen_t t){
int numbytes;
char addr[256];
int rv;
struct pollfd ufds[1];
ufds[0].fd = sockfd;
ufds[0].events = POLLOUT;
rv = poll(ufds, 1, 3500);
if (rv == -1) {
perror("poll"); // error occurred in poll()
} else if (rv == 0) {
printf("Timeout occurred! Not possible to send for 3.5 seconds.\n");
} else {
// check for events on s1:
if (ufds[0].revents & POLLOUT) {
numbytes = sendto(sockfd, buf, len, 0,
p , t);
sockaddr_toString(p, addr, 256, true);
if(numbytes == -1){
int errsv = errno;
printf("Error: %s \n", strerror(errsv));
printf("sento( %i, buf, %zu, 0, %s, %i)\n", sockfd, len, addr, t);
}
//else {
// printf("Sending Raw (To: '%s'(%i), Bytes:%i/%i )\n", addr, sockfd, numbytes, (int)len);
//}
return numbytes;
}
}
return -1;
}
static void
CommonRetryTimeoutHandler(STUN_TRANSACTION_DATA* trans,
StunResult_T stunResult,
const char* errStr,
STUN_STATE FailedState)
{
STUN_CLIENT_DATA* client = trans->client;
uint32_t max;
if (trans->stunBindReq.stuntrace)
{
max = STUNTRACE_MAX_RETRANSMITS;
}
else
{
max = STUNCLIENT_MAX_RETRANSMITS;
}
if ( (trans->retransmits < max)
&& (stunTimeoutList[trans->retransmits] != 0) ) /* can be 0 terminated if
* using fewer
* retransmits
**/
{
char peer [SOCKADDR_MAX_STRLEN] = {0,};
sockaddr_toString( (struct sockaddr*) &trans->stunBindReq.serverAddr, peer,
sizeof (peer), true );
StunPrint(client->logUserData, client->Log_cb, StunInfoCategory_Trace,
"<STUNCLIENT:%02d> Retrans %s Retry: %d to %s",
trans->inst, errStr, trans->retransmits + 1, peer);
RetransmitLastReq(trans, &trans->stunBindReq.serverAddr);
StartNextRetransmitTimer(trans);
trans->retransmits++;
trans->stats.Retransmits++;
}
else
{
CallBack(trans, stunResult);
SetNextState(trans, FailedState);
trans->stats.Failures++;
}
}
static void
BindRespCallback(STUN_TRANSACTION_DATA* trans,
const struct sockaddr* srcAddr)
{
STUN_CLIENT_DATA* client = trans->client;
char ip_str [SOCKADDR_MAX_STRLEN];
StunCallBackData_T res;
memset( &res, 0, sizeof (StunCallBackData_T) );
memcpy( &res.msgId, &trans->stunBindReq.transactionId, sizeof(StunMsgId) );
res.stunResult = StunResult_BindOk;
sockaddr_copy( (struct sockaddr*)&res.rflxAddr,
(struct sockaddr*)&trans->rflxAddr );
sockaddr_copy( (struct sockaddr*)&res.srcAddr,
srcAddr );
sockaddr_copy( (struct sockaddr*)&res.dstBaseAddr,
(struct sockaddr*)&trans->stunBindReq.baseAddr );
/* So did we loose a packet, or got an answer to the first response?*/
res.rtt = getRTTvalue(trans);
res.ttl = trans->stunBindReq.ttl;
StunPrint( client->logUserData, client->Log_cb, StunInfoCategory_Info,
"<STUNCLIENT:%02d> BindResp from src: %s",
trans->inst,
sockaddr_toString( (struct sockaddr*) &res.srcAddr, ip_str,
SOCKADDR_MAX_STRLEN,
true ) );
if (trans->stunBindReq.stunCbFunc)
{
(trans->stunBindReq.stunCbFunc)(trans->stunBindReq.userCtx, &res);
}
}
int createLocalUDPSocket(int ai_family,
const struct sockaddr *localIp,
struct sockaddr *hostaddr,
uint16_t port)
{
int sockfd;
int rv;
int yes = 1;
struct addrinfo hints, *ai, *p;
char addr[SOCKADDR_MAX_STRLEN];
char service[8];
sockaddr_toString(localIp, addr, sizeof addr, false);
//itoa(port, service, 10);
snprintf(service, 8, "%d", port);
//snprintf(service, 8, "%d", 3478);
// get us a socket and bind it
memset(&hints, 0, sizeof hints);
hints.ai_family = ai_family;
hints.ai_socktype = SOCK_DGRAM;
hints.ai_flags = AI_NUMERICHOST | AI_ADDRCONFIG;
if ((rv = getaddrinfo(addr, service, &hints, &ai)) != 0) {
fprintf(stderr, "selectserver: %s ('%s')\n", gai_strerror(rv), addr);
exit(1);
}
for (p = ai; p != NULL; p = p->ai_next) {
if (sockaddr_isAddrAny(p->ai_addr) ){
//printf("Ignoring any\n");
continue;
}
if ((sockfd = socket(p->ai_family, p->ai_socktype,
p->ai_protocol)) == -1) {
perror("client: socket");
continue;
}
if (bind(sockfd, p->ai_addr, p->ai_addrlen) < 0) {
printf("Bind failed\n");
close(sockfd);
continue;
}
if (localIp != NULL){
struct sockaddr_storage ss;
socklen_t len = sizeof(ss);
if (getsockname(sockfd, (struct sockaddr *)&ss, &len) == -1){
perror("getsockname");
}
else{
if (ss.ss_family == AF_INET) {
((struct sockaddr_in *)p->ai_addr)->sin_port = ((struct sockaddr_in *)&ss)->sin_port;
}else{
((struct sockaddr_in6 *)p->ai_addr)->sin6_port = ((struct sockaddr_in6 *)&ss)->sin6_port;
}
}
sockaddr_copy(hostaddr, p->ai_addr);
//printf("Bound to: '%s'\n",
// sockaddr_toString(localIp, addr, sizeof(addr), true));
}
break;
}
return sockfd;
}
void
sendPacket(void* ctx,
int sockHandle,
const uint8_t* buf,
int bufLen,
const struct sockaddr* dstAddr,
int proto,
bool useRelay,
uint8_t ttl)
{
int32_t numbytes;
/* char addrStr[SOCKADDR_MAX_STRLEN]; */
uint32_t sock_ttl;
uint32_t addr_len;
(void) ctx;
(void) proto; /* Todo: Sanity check? */
(void) useRelay;
if (dstAddr->sa_family == AF_INET)
{
addr_len = sizeof(struct sockaddr_in);
}
else
{
addr_len = sizeof(struct sockaddr_in6);
}
if (ttl > 0)
{
/*Special TTL, set it send packet and set it back*/
int old_ttl;
unsigned int optlen;
if (dstAddr->sa_family == AF_INET)
{
getsockopt(sockHandle, IPPROTO_IP, IP_TTL, &old_ttl, &optlen);
}
else
{
getsockopt(sockHandle, IPPROTO_IPV6, IPV6_UNICAST_HOPS, &old_ttl,
&optlen);
}
sock_ttl = ttl;
if (dstAddr->sa_family == AF_INET)
{
setsockopt( sockHandle, IPPROTO_IP, IP_TTL, &sock_ttl, sizeof(sock_ttl) );
}
else
{
setsockopt( sockHandle, IPPROTO_IPV6, IPV6_UNICAST_HOPS, &sock_ttl,
sizeof(sock_ttl) );
}
if ( ( numbytes =
sendto(sockHandle, buf, bufLen, 0, dstAddr, addr_len) ) == -1 )
{
perror("Stun sendto");
exit(1);
}
if (dstAddr->sa_family == AF_INET)
{
setsockopt(sockHandle, IPPROTO_IP, IP_TTL, &old_ttl, optlen);
}
else
{
setsockopt(sockHandle, IPPROTO_IPV6, IPV6_UNICAST_HOPS, &old_ttl, optlen);
}
}
else
{
/*Nothing special, just send the packet*/
if ( ( numbytes =
sendto(sockHandle, buf, bufLen, 0, dstAddr, addr_len) ) == -1 )
{
perror("Stun sendto");
char addr[SOCKADDR_MAX_STRLEN];
sockaddr_toString(dstAddr,
addr,
sizeof(addr),
true);
printf("Trying to send to: %s\n", addr);
exit(1);
}
}
}