static void reheap_down(pj_timer_heap_t *ht, pj_timer_entry *moved_node,
size_t slot, size_t child)
{
PJ_CHECK_STACK();
// Restore the heap property after a deletion.
while (child < ht->cur_size)
{
// Choose the smaller of the two children.
if (child + 1 < ht->cur_size
&& PJ_TIME_VAL_LT(ht->heap[child + 1]->_timer_value, ht->heap[child]->_timer_value))
child++;
// Perform a <copy> if the child has a larger timeout value than
// the <moved_node>.
if (PJ_TIME_VAL_LT(ht->heap[child]->_timer_value, moved_node->_timer_value))
{
copy_node( ht, slot, ht->heap[child]);
slot = child;
child = HEAP_LEFT(child);
}
else
// We've found our location in the heap.
break;
}
copy_node( ht, slot, moved_node);
}
static void reheap_up( pj_timer_heap_t *ht, pj_timer_entry *moved_node,
size_t slot, size_t parent)
{
// Restore the heap property after an insertion.
while (slot > 0)
{
// If the parent node is greater than the <moved_node> we need
// to copy it down.
if (PJ_TIME_VAL_LT(moved_node->_timer_value, ht->heap[parent]->_timer_value))
{
copy_node(ht, slot, ht->heap[parent]);
slot = parent;
parent = HEAP_PARENT(slot);
}
else
break;
}
// Insert the new node into its proper resting place in the heap and
// update the corresponding slot in the parallel <timer_ids> array.
copy_node(ht, slot, moved_node);
}
bool operator < (const Pj_Time_Val &rhs) const
{
return PJ_TIME_VAL_LT((*this), rhs);
}
/*
* Get NTP time.
*/
PJ_DEF(pj_status_t) pjmedia_rtcp_get_ntp_time(const pjmedia_rtcp_session *sess,
pjmedia_rtcp_ntp_rec *ntp)
{
/* Seconds between 1900-01-01 to 1970-01-01 */
#define JAN_1970 (2208988800UL)
pj_timestamp ts;
pj_status_t status;
status = pj_get_timestamp(&ts);
/* Fill up the high 32bit part */
ntp->hi = (pj_uint32_t)((ts.u64 - sess->ts_base.u64) / sess->ts_freq.u64)
+ sess->tv_base.sec + JAN_1970;
/* Calculate seconds fractions */
ts.u64 = (ts.u64 - sess->ts_base.u64) % sess->ts_freq.u64;
pj_assert(ts.u64 < sess->ts_freq.u64);
ts.u64 = (ts.u64 << 32) / sess->ts_freq.u64;
/* Fill up the low 32bit part */
ntp->lo = ts.u32.lo;
#if (defined(PJ_WIN32) && PJ_WIN32!=0) || \
(defined(PJ_WIN32_WINCE) && PJ_WIN32_WINCE!=0)
/* On Win32, since we use QueryPerformanceCounter() as the backend
* timestamp API, we need to protect against this bug:
* Performance counter value may unexpectedly leap forward
* http://support.microsoft.com/default.aspx?scid=KB;EN-US;Q274323
*/
{
/*
* Compare elapsed time reported by timestamp with actual elapsed
* time. If the difference is too excessive, then we use system
* time instead.
*/
/* MIN_DIFF needs to be large enough so that "normal" diff caused
* by system activity or context switch doesn't trigger the time
* correction.
*/
enum { MIN_DIFF = 400 };
pj_time_val ts_time, elapsed, diff;
pj_gettimeofday(&elapsed);
ts_time.sec = ntp->hi - sess->tv_base.sec - JAN_1970;
ts_time.msec = (long)(ntp->lo * 1000.0 / 0xFFFFFFFF);
PJ_TIME_VAL_SUB(elapsed, sess->tv_base);
if (PJ_TIME_VAL_LT(ts_time, elapsed)) {
diff = elapsed;
PJ_TIME_VAL_SUB(diff, ts_time);
} else {
diff = ts_time;
PJ_TIME_VAL_SUB(diff, elapsed);
}
if (PJ_TIME_VAL_MSEC(diff) >= MIN_DIFF) {
TRACE_((sess->name, "RTCP NTP timestamp corrected by %d ms",
PJ_TIME_VAL_MSEC(diff)));
ntp->hi = elapsed.sec + sess->tv_base.sec + JAN_1970;
ntp->lo = (elapsed.msec * 65536 / 1000) << 16;
}
}
#endif
return status;
}
int timestamp_test(void)
{
enum { CONSECUTIVE_LOOP = 100 };
volatile unsigned i;
pj_timestamp freq, t1, t2;
pj_time_val tv1, tv2;
unsigned elapsed;
pj_status_t rc;
PJ_LOG(3,(THIS_FILE, "...Testing timestamp (high res time)"));
/* Get and display timestamp frequency. */
if ((rc=pj_get_timestamp_freq(&freq)) != PJ_SUCCESS) {
app_perror("...ERROR: get timestamp freq", rc);
return -1000;
}
PJ_LOG(3,(THIS_FILE, "....frequency: hiword=%lu loword=%lu",
freq.u32.hi, freq.u32.lo));
PJ_LOG(3,(THIS_FILE, "...checking if time can run backwards (pls wait).."));
/*
* Check if consecutive readings should yield timestamp value
* that is bigger than previous value.
* First we get the first timestamp.
*/
rc = pj_get_timestamp(&t1);
if (rc != PJ_SUCCESS) {
app_perror("...ERROR: pj_get_timestamp", rc);
return -1001;
}
rc = pj_gettimeofday(&tv1);
if (rc != PJ_SUCCESS) {
app_perror("...ERROR: pj_gettimeofday", rc);
return -1002;
}
for (i=0; i<CONSECUTIVE_LOOP; ++i) {
pj_thread_sleep(pj_rand() % 100);
rc = pj_get_timestamp(&t2);
if (rc != PJ_SUCCESS) {
app_perror("...ERROR: pj_get_timestamp", rc);
return -1003;
}
rc = pj_gettimeofday(&tv2);
if (rc != PJ_SUCCESS) {
app_perror("...ERROR: pj_gettimeofday", rc);
return -1004;
}
/* compare t2 with t1, expecting t2 >= t1. */
if (t2.u32.hi < t1.u32.hi ||
(t2.u32.hi == t1.u32.hi && t2.u32.lo < t1.u32.lo))
{
PJ_LOG(3,(THIS_FILE, "...ERROR: timestamp run backwards!"));
return -1005;
}
/* compare tv2 with tv1, expecting tv2 >= tv1. */
if (PJ_TIME_VAL_LT(tv2, tv1)) {
PJ_LOG(3,(THIS_FILE, "...ERROR: time run backwards!"));
return -1006;
}
}
/*
* Simple test to time some loop.
*/
PJ_LOG(3,(THIS_FILE, "....testing simple 1000000 loop"));
/* Mark start time. */
if ((rc=pj_get_timestamp(&t1)) != PJ_SUCCESS) {
app_perror("....error: cat't get timestamp", rc);
return -1010;
}
/* Loop.. */
for (i=0; i<1000000; ++i) {
/* Try to do something so that smart compilers wont
* remove this silly loop.
*/
null_func();
}
pj_thread_sleep(0);
/* Mark end time. */
pj_get_timestamp(&t2);
/* Get elapsed time in usec. */
elapsed = pj_elapsed_usec(&t1, &t2);
PJ_LOG(3,(THIS_FILE, "....elapsed: %u usec", (unsigned)elapsed));
/* See if elapsed time is "reasonable".
* This should be good even on 50Mhz embedded powerpc.
*/
if (elapsed < 1 || elapsed > 1000000) {
PJ_LOG(3,(THIS_FILE, "....error: elapsed time outside window (%u, "
"t1.u32.hi=%u, t1.u32.lo=%u, "
"t2.u32.hi=%u, t2.u32.lo=%u)",
elapsed,
t1.u32.hi, t1.u32.lo, t2.u32.hi, t2.u32.lo));
return -1030;
}
/* Testing time/timestamp accuracy */
rc = timestamp_accuracy();
if (rc != 0)
return rc;
return 0;
}
/*
* Keep-alive test.
*/
static int keep_alive_test(pj_stun_config *cfg)
{
struct stun_srv *srv;
struct stun_client *client;
pj_sockaddr_in mapped_addr;
pj_stun_sock_info info;
pj_str_t srv_addr;
pj_time_val timeout, t;
int i, ret = 0;
pj_status_t status;
PJ_LOG(3,(THIS_FILE, " normal operation"));
status = create_client(cfg, &client, PJ_TRUE);
if (status != PJ_SUCCESS)
return -310;
status = create_server(client->pool, cfg->ioqueue, RESPOND_STUN|WITH_XOR_MAPPED, &srv);
if (status != PJ_SUCCESS) {
destroy_client(client);
return -320;
}
/*
* Part 1: initial Binding resolution.
*/
PJ_LOG(3,(THIS_FILE, " initial Binding request"));
srv_addr = pj_str("127.0.0.1");
status = pj_stun_sock_start(client->sock, &srv_addr,
pj_ntohs(srv->addr.ipv4.sin_port), NULL);
if (status != PJ_SUCCESS) {
destroy_server(srv);
destroy_client(client);
return -330;
}
/* Wait until on_status() callback is called with success status */
pj_gettimeofday(&timeout);
timeout.sec += 60;
do {
handle_events(cfg, 100);
pj_gettimeofday(&t);
} while (client->on_status_cnt==0 && PJ_TIME_VAL_LT(t, timeout));
/* Check that callback with correct operation is called */
if (client->last_op != PJ_STUN_SOCK_BINDING_OP) {
PJ_LOG(3,(THIS_FILE, " error: expecting Binding operation status"));
ret = -340;
goto on_return;
}
if (client->last_status != PJ_SUCCESS) {
PJ_LOG(3,(THIS_FILE, " error: expecting PJ_SUCCESS status"));
ret = -350;
goto on_return;
}
/* Check that client doesn't receive anything */
if (client->on_rx_data_cnt != 0) {
PJ_LOG(3,(THIS_FILE, " error: client shouldn't have received anything"));
ret = -370;
goto on_return;
}
/* Get info */
pj_bzero(&info, sizeof(info));
pj_stun_sock_get_info(client->sock, &info);
/* Check that we have server address */
if (!pj_sockaddr_has_addr(&info.srv_addr)) {
PJ_LOG(3,(THIS_FILE, " error: missing server address"));
ret = -380;
goto on_return;
}
/* .. and bound address port must not be zero */
if (pj_sockaddr_get_port(&info.bound_addr)==0) {
PJ_LOG(3,(THIS_FILE, " error: bound address is zero"));
ret = -381;
goto on_return;
}
/* .. and mapped address */
if (!pj_sockaddr_has_addr(&info.mapped_addr)) {
PJ_LOG(3,(THIS_FILE, " error: missing mapped address"));
ret = -382;
goto on_return;
}
/* verify the mapped address */
pj_sockaddr_in_init(&mapped_addr, &srv->ip_to_send, srv->port_to_send);
if (pj_sockaddr_cmp(&info.mapped_addr, &mapped_addr) != 0) {
PJ_LOG(3,(THIS_FILE, " error: mapped address mismatched"));
ret = -383;
goto on_return;
}
/* .. and at least one alias */
if (info.alias_cnt == 0) {
PJ_LOG(3,(THIS_FILE, " error: must have at least one alias"));
ret = -384;
goto on_return;
}
if (!pj_sockaddr_has_addr(&info.aliases[0])) {
PJ_LOG(3,(THIS_FILE, " error: missing alias"));
ret = -386;
goto on_return;
}
/*
* Part 2: sending and receiving data
*/
PJ_LOG(3,(THIS_FILE, " sending/receiving data"));
/* Change server operation mode to echo back data */
srv->flag = ECHO;
/* Reset server */
srv->rx_cnt = 0;
/* Client sending data to echo server */
{
char txt[100];
PJ_LOG(3,(THIS_FILE, " sending to %s", pj_sockaddr_print(&info.srv_addr, txt, sizeof(txt), 3)));
}
status = pj_stun_sock_sendto(client->sock, NULL, &ret, sizeof(ret),
0, &info.srv_addr,
pj_sockaddr_get_len(&info.srv_addr));
if (status != PJ_SUCCESS && status != PJ_EPENDING) {
app_perror(" error: server sending data", status);
ret = -390;
goto on_return;
}
/* Wait for a short period until client receives data. We can't wait for
* too long otherwise the keep-alive will kick in.
*/
pj_gettimeofday(&timeout);
timeout.sec += 1;
do {
handle_events(cfg, 100);
pj_gettimeofday(&t);
} while (client->on_rx_data_cnt==0 && PJ_TIME_VAL_LT(t, timeout));
/* Check that data is received in server */
if (srv->rx_cnt == 0) {
PJ_LOG(3,(THIS_FILE, " error: server didn't receive data"));
ret = -395;
goto on_return;
}
/* Check that status is still OK */
if (client->last_status != PJ_SUCCESS) {
app_perror(" error: client has failed", client->last_status);
ret = -400;
goto on_return;
}
/* Check that data has been received */
if (client->on_rx_data_cnt == 0) {
PJ_LOG(3,(THIS_FILE, " error: client doesn't receive data"));
ret = -410;
goto on_return;
}
/*
* Part 3: Successful keep-alive,
*/
PJ_LOG(3,(THIS_FILE, " successful keep-alive scenario"));
/* Change server operation mode to normal mode */
srv->flag = RESPOND_STUN | WITH_XOR_MAPPED;
/* Reset server */
srv->rx_cnt = 0;
/* Reset client */
client->on_status_cnt = 0;
client->last_status = PJ_SUCCESS;
client->on_rx_data_cnt = 0;
/* Wait for keep-alive duration to see if client actually sends the
* keep-alive.
*/
pj_gettimeofday(&timeout);
timeout.sec += (PJ_STUN_KEEP_ALIVE_SEC + 1);
do {
handle_events(cfg, 100);
pj_gettimeofday(&t);
} while (PJ_TIME_VAL_LT(t, timeout));
/* Check that server receives some packets */
if (srv->rx_cnt == 0) {
PJ_LOG(3, (THIS_FILE, " error: no keep-alive was received"));
ret = -420;
goto on_return;
}
/* Check that client status is still okay and on_status() callback is NOT
* called
*/
/* No longer valid due to this ticket:
* http://trac.pjsip.org/repos/ticket/742
if (client->on_status_cnt != 0) {
PJ_LOG(3, (THIS_FILE, " error: on_status() must not be called on successful"
"keep-alive when mapped-address does not change"));
ret = -430;
goto on_return;
}
*/
/* Check that client doesn't receive anything */
if (client->on_rx_data_cnt != 0) {
PJ_LOG(3,(THIS_FILE, " error: client shouldn't have received anything"));
ret = -440;
goto on_return;
}
/*
* Part 4: Successful keep-alive with IP address change
*/
PJ_LOG(3,(THIS_FILE, " mapped IP address change"));
/* Change server operation mode to normal mode */
srv->flag = RESPOND_STUN | WITH_XOR_MAPPED;
/* Change mapped address in the response */
srv->ip_to_send = pj_str("2.2.2.2");
srv->port_to_send++;
/* Reset server */
srv->rx_cnt = 0;
/* Reset client */
client->on_status_cnt = 0;
client->last_status = PJ_SUCCESS;
client->on_rx_data_cnt = 0;
/* Wait for keep-alive duration to see if client actually sends the
* keep-alive.
*/
pj_gettimeofday(&timeout);
timeout.sec += (PJ_STUN_KEEP_ALIVE_SEC + 1);
do {
handle_events(cfg, 100);
pj_gettimeofday(&t);
} while (PJ_TIME_VAL_LT(t, timeout));
/* Check that server receives some packets */
if (srv->rx_cnt == 0) {
PJ_LOG(3, (THIS_FILE, " error: no keep-alive was received"));
ret = -450;
goto on_return;
}
/* Check that on_status() callback is called (because mapped address
* has changed)
*/
if (client->on_status_cnt != 1) {
PJ_LOG(3, (THIS_FILE, " error: on_status() was not called"));
ret = -460;
goto on_return;
}
/* Check that callback was called with correct operation */
if (client->last_op != PJ_STUN_SOCK_MAPPED_ADDR_CHANGE) {
PJ_LOG(3,(THIS_FILE, " error: expecting keep-alive operation status"));
ret = -470;
goto on_return;
}
/* Check that last status is still success */
if (client->last_status != PJ_SUCCESS) {
PJ_LOG(3, (THIS_FILE, " error: expecting successful status"));
ret = -480;
goto on_return;
}
/* Check that client doesn't receive anything */
if (client->on_rx_data_cnt != 0) {
PJ_LOG(3,(THIS_FILE, " error: client shouldn't have received anything"));
ret = -490;
goto on_return;
}
/* Get info */
pj_bzero(&info, sizeof(info));
pj_stun_sock_get_info(client->sock, &info);
/* Check that we have server address */
if (!pj_sockaddr_has_addr(&info.srv_addr)) {
PJ_LOG(3,(THIS_FILE, " error: missing server address"));
ret = -500;
goto on_return;
}
/* .. and mapped address */
if (!pj_sockaddr_has_addr(&info.mapped_addr)) {
PJ_LOG(3,(THIS_FILE, " error: missing mapped address"));
ret = -510;
goto on_return;
}
/* verify the mapped address */
pj_sockaddr_in_init(&mapped_addr, &srv->ip_to_send, srv->port_to_send);
if (pj_sockaddr_cmp(&info.mapped_addr, &mapped_addr) != 0) {
PJ_LOG(3,(THIS_FILE, " error: mapped address mismatched"));
ret = -520;
goto on_return;
}
/* .. and at least one alias */
if (info.alias_cnt == 0) {
PJ_LOG(3,(THIS_FILE, " error: must have at least one alias"));
ret = -530;
goto on_return;
}
if (!pj_sockaddr_has_addr(&info.aliases[0])) {
PJ_LOG(3,(THIS_FILE, " error: missing alias"));
ret = -540;
goto on_return;
}
/*
* Part 5: Failed keep-alive
*/
PJ_LOG(3,(THIS_FILE, " failed keep-alive scenario"));
/* Change server operation mode to respond without attribute */
srv->flag = RESPOND_STUN;
/* Reset server */
srv->rx_cnt = 0;
/* Reset client */
client->on_status_cnt = 0;
client->last_status = PJ_SUCCESS;
client->on_rx_data_cnt = 0;
/* Wait until on_status() is called with failure. */
pj_gettimeofday(&timeout);
timeout.sec += (PJ_STUN_KEEP_ALIVE_SEC + PJ_STUN_TIMEOUT_VALUE + 5);
do {
handle_events(cfg, 100);
pj_gettimeofday(&t);
} while (client->on_status_cnt==0 && PJ_TIME_VAL_LT(t, timeout));
/* Check that callback with correct operation is called */
if (client->last_op != PJ_STUN_SOCK_KEEP_ALIVE_OP) {
PJ_LOG(3,(THIS_FILE, " error: expecting keep-alive operation status"));
ret = -600;
goto on_return;
}
if (client->last_status == PJ_SUCCESS) {
PJ_LOG(3,(THIS_FILE, " error: expecting failed keep-alive"));
ret = -610;
goto on_return;
}
/* Check that client doesn't receive anything */
if (client->on_rx_data_cnt != 0) {
PJ_LOG(3,(THIS_FILE, " error: client shouldn't have received anything"));
ret = -620;
goto on_return;
}
on_return:
destroy_server(srv);
destroy_client(client);
for (i=0; i<7; ++i)
handle_events(cfg, 50);
return ret;
}
PJ_DEF(pj_status_t) pjstun_get_mapped_addr( pj_pool_factory *pf,
int sock_cnt, pj_sock_t sock[],
const pj_str_t *srv1, int port1,
const pj_str_t *srv2, int port2,
pj_sockaddr_in mapped_addr[])
{
unsigned srv_cnt;
pj_sockaddr_in srv_addr[2];
int i, j, send_cnt = 0, nfds;
pj_pool_t *pool;
struct query_rec {
struct {
pj_uint32_t mapped_addr;
pj_uint32_t mapped_port;
} srv[2];
} *rec;
void *out_msg;
pj_size_t out_msg_len;
int wait_resp = 0;
pj_status_t status;
PJ_CHECK_STACK();
TRACE_((THIS_FILE, "Entering pjstun_get_mapped_addr()"));
/* Create pool. */
pool = pj_pool_create(pf, "stun%p", 400, 400, NULL);
if (!pool)
return PJ_ENOMEM;
/* Allocate client records */
rec = (struct query_rec*) pj_pool_calloc(pool, sock_cnt, sizeof(*rec));
if (!rec) {
status = PJ_ENOMEM;
goto on_error;
}
TRACE_((THIS_FILE, " Memory allocated."));
/* Create the outgoing BIND REQUEST message template */
status = pjstun_create_bind_req( pool, &out_msg, &out_msg_len,
pj_rand(), pj_rand());
if (status != PJ_SUCCESS)
goto on_error;
TRACE_((THIS_FILE, " Binding request created."));
/* Resolve servers. */
status = pj_sockaddr_in_init(&srv_addr[0], srv1, (pj_uint16_t)port1);
if (status != PJ_SUCCESS)
goto on_error;
srv_cnt = 1;
if (srv2 && port2) {
status = pj_sockaddr_in_init(&srv_addr[1], srv2, (pj_uint16_t)port2);
if (status != PJ_SUCCESS)
goto on_error;
if (srv_addr[1].sin_addr.s_addr != srv_addr[0].sin_addr.s_addr &&
srv_addr[1].sin_port != srv_addr[0].sin_port)
{
srv_cnt++;
}
}
TRACE_((THIS_FILE, " Server initialized, using %d server(s)", srv_cnt));
/* Init mapped addresses to zero */
pj_memset(mapped_addr, 0, sock_cnt * sizeof(pj_sockaddr_in));
/* We need these many responses */
wait_resp = sock_cnt * srv_cnt;
TRACE_((THIS_FILE, " Done initialization."));
#if defined(PJ_SELECT_NEEDS_NFDS) && PJ_SELECT_NEEDS_NFDS!=0
nfds = -1;
for (i=0; i<sock_cnt; ++i) {
if (sock[i] > nfds) {
nfds = sock[i];
}
}
#else
nfds = FD_SETSIZE-1;
#endif
/* Main retransmission loop. */
for (send_cnt=0; send_cnt<MAX_REQUEST; ++send_cnt) {
pj_time_val next_tx, now;
pj_fd_set_t r;
int select_rc;
PJ_FD_ZERO(&r);
/* Send messages to servers that has not given us response. */
for (i=0; i<sock_cnt && status==PJ_SUCCESS; ++i) {
for (j=0; j<srv_cnt && status==PJ_SUCCESS; ++j) {
pjstun_msg_hdr *msg_hdr = (pjstun_msg_hdr*) out_msg;
pj_ssize_t sent_len;
if (rec[i].srv[j].mapped_port != 0)
continue;
/* Modify message so that we can distinguish response. */
msg_hdr->tsx[2] = pj_htonl(i);
msg_hdr->tsx[3] = pj_htonl(j);
/* Send! */
sent_len = out_msg_len;
status = pj_sock_sendto(sock[i], out_msg, &sent_len, 0,
(pj_sockaddr_t*)&srv_addr[j],
sizeof(pj_sockaddr_in));
}
}
/* All requests sent.
* The loop below will wait for responses until all responses have
* been received (i.e. wait_resp==0) or timeout occurs, which then
* we'll go to the next retransmission iteration.
*/
TRACE_((THIS_FILE, " Request(s) sent, counter=%d", send_cnt));
/* Calculate time of next retransmission. */
pj_gettimeofday(&next_tx);
next_tx.sec += (stun_timer[send_cnt]/1000);
next_tx.msec += (stun_timer[send_cnt]%1000);
pj_time_val_normalize(&next_tx);
for (pj_gettimeofday(&now), select_rc=1;
status==PJ_SUCCESS && select_rc>=1 && wait_resp>0
&& PJ_TIME_VAL_LT(now, next_tx);
pj_gettimeofday(&now))
{
pj_time_val timeout;
timeout = next_tx;
PJ_TIME_VAL_SUB(timeout, now);
for (i=0; i<sock_cnt; ++i) {
PJ_FD_SET(sock[i], &r);
}
select_rc = pj_sock_select(nfds+1, &r, NULL, NULL, &timeout);
TRACE_((THIS_FILE, " select() rc=%d", select_rc));
if (select_rc < 1)
continue;
for (i=0; i<sock_cnt; ++i) {
int sock_idx, srv_idx;
pj_ssize_t len;
pjstun_msg msg;
pj_sockaddr_in addr;
int addrlen = sizeof(addr);
pjstun_mapped_addr_attr *attr;
char recv_buf[128];
if (!PJ_FD_ISSET(sock[i], &r))
continue;
len = sizeof(recv_buf);
status = pj_sock_recvfrom( sock[i], recv_buf,
&len, 0,
(pj_sockaddr_t*)&addr,
&addrlen);
if (status != PJ_SUCCESS) {
char errmsg[PJ_ERR_MSG_SIZE];
PJ_LOG(4,(THIS_FILE, "recvfrom() error ignored: %s",
pj_strerror(status, errmsg,sizeof(errmsg)).ptr));
/* Ignore non-PJ_SUCCESS status.
* It possible that other SIP entity is currently
* sending SIP request to us, and because SIP message
* is larger than STUN, we could get EMSGSIZE when
* we call recvfrom().
*/
status = PJ_SUCCESS;
continue;
}
status = pjstun_parse_msg(recv_buf, len, &msg);
if (status != PJ_SUCCESS) {
char errmsg[PJ_ERR_MSG_SIZE];
PJ_LOG(4,(THIS_FILE, "STUN parsing error ignored: %s",
pj_strerror(status, errmsg,sizeof(errmsg)).ptr));
/* Also ignore non-successful parsing. This may not
* be STUN response at all. See the comment above.
*/
status = PJ_SUCCESS;
continue;
}
sock_idx = pj_ntohl(msg.hdr->tsx[2]);
srv_idx = pj_ntohl(msg.hdr->tsx[3]);
if (sock_idx<0 || sock_idx>=sock_cnt || sock_idx!=i ||
srv_idx<0 || srv_idx>=2)
{
status = PJLIB_UTIL_ESTUNININDEX;
continue;
}
if (pj_ntohs(msg.hdr->type) != PJSTUN_BINDING_RESPONSE) {
status = PJLIB_UTIL_ESTUNNOBINDRES;
continue;
}
if (rec[sock_idx].srv[srv_idx].mapped_port != 0) {
/* Already got response */
continue;
}
/* From this part, we consider the packet as a valid STUN
* response for our request.
*/
--wait_resp;
if (pjstun_msg_find_attr(&msg, PJSTUN_ATTR_ERROR_CODE) != NULL) {
status = PJLIB_UTIL_ESTUNRECVERRATTR;
continue;
}
attr = (pjstun_mapped_addr_attr*)
pjstun_msg_find_attr(&msg, PJSTUN_ATTR_MAPPED_ADDR);
if (!attr) {
attr = (pjstun_mapped_addr_attr*)
pjstun_msg_find_attr(&msg, PJSTUN_ATTR_XOR_MAPPED_ADDR);
if (!attr || attr->family != 1) {
status = PJLIB_UTIL_ESTUNNOMAP;
continue;
}
}
rec[sock_idx].srv[srv_idx].mapped_addr = attr->addr;
rec[sock_idx].srv[srv_idx].mapped_port = attr->port;
if (pj_ntohs(attr->hdr.type) == PJSTUN_ATTR_XOR_MAPPED_ADDR) {
rec[sock_idx].srv[srv_idx].mapped_addr ^= pj_htonl(STUN_MAGIC);
rec[sock_idx].srv[srv_idx].mapped_port ^= pj_htons(STUN_MAGIC >> 16);
}
}
}
/* The best scenario is if all requests have been replied.
* Then we don't need to go to the next retransmission iteration.
*/
if (wait_resp <= 0)
break;
}
/*
* Timeout test: scenario when no response is received from server
*/
static int timeout_test(pj_stun_config *cfg, pj_bool_t destroy_on_err)
{
struct stun_srv *srv;
struct stun_client *client;
pj_str_t srv_addr;
pj_time_val timeout, t;
int ret = 0;
pj_status_t status;
PJ_LOG(3,(THIS_FILE, " timeout test [%d]", destroy_on_err));
status = create_client(cfg, &client, destroy_on_err);
if (status != PJ_SUCCESS)
return -10;
status = create_server(client->pool, cfg->ioqueue, 0, &srv);
if (status != PJ_SUCCESS) {
destroy_client(client);
return -20;
}
srv_addr = pj_str("127.0.0.1");
status = pj_stun_sock_start(client->sock, &srv_addr,
pj_ntohs(srv->addr.ipv4.sin_port), NULL);
if (status != PJ_SUCCESS) {
destroy_server(srv);
destroy_client(client);
return -30;
}
/* Wait until on_status() callback is called with the failure */
pj_gettimeofday(&timeout);
timeout.sec += 60;
do {
handle_events(cfg, 100);
pj_gettimeofday(&t);
} while (client->on_status_cnt==0 && PJ_TIME_VAL_LT(t, timeout));
/* Check that callback with correct operation is called */
if (client->last_op != PJ_STUN_SOCK_BINDING_OP) {
PJ_LOG(3,(THIS_FILE, " error: expecting Binding operation status"));
ret = -40;
goto on_return;
}
/* .. and with the correct status */
if (client->last_status != PJNATH_ESTUNTIMEDOUT) {
PJ_LOG(3,(THIS_FILE, " error: expecting PJNATH_ESTUNTIMEDOUT"));
ret = -50;
goto on_return;
}
/* Check that server received correct retransmissions */
if (srv->rx_cnt != PJ_STUN_MAX_TRANSMIT_COUNT) {
PJ_LOG(3,(THIS_FILE, " error: expecting %d retransmissions, got %d",
PJ_STUN_MAX_TRANSMIT_COUNT, srv->rx_cnt));
ret = -60;
goto on_return;
}
/* Check that client doesn't receive anything */
if (client->on_rx_data_cnt != 0) {
PJ_LOG(3,(THIS_FILE, " error: client shouldn't have received anything"));
ret = -70;
goto on_return;
}
on_return:
destroy_server(srv);
destroy_client(client);
return ret;
}
/*
* Invalid response scenario: when server returns no MAPPED-ADDRESS or
* XOR-MAPPED-ADDRESS attribute.
*/
static int missing_attr_test(pj_stun_config *cfg, pj_bool_t destroy_on_err)
{
struct stun_srv *srv;
struct stun_client *client;
pj_str_t srv_addr;
pj_time_val timeout, t;
int i, ret = 0;
pj_status_t status;
PJ_LOG(3,(THIS_FILE, " missing attribute test [%d]", destroy_on_err));
status = create_client(cfg, &client, destroy_on_err);
if (status != PJ_SUCCESS)
return -110;
status = create_server(client->pool, cfg->ioqueue, RESPOND_STUN, &srv);
if (status != PJ_SUCCESS) {
destroy_client(client);
return -120;
}
srv_addr = pj_str("127.0.0.1");
status = pj_stun_sock_start(client->sock, &srv_addr,
pj_ntohs(srv->addr.ipv4.sin_port), NULL);
if (status != PJ_SUCCESS) {
destroy_server(srv);
destroy_client(client);
return -130;
}
/* Wait until on_status() callback is called with the failure */
pj_gettimeofday(&timeout);
timeout.sec += 60;
do {
handle_events(cfg, 100);
pj_gettimeofday(&t);
} while (client->on_status_cnt==0 && PJ_TIME_VAL_LT(t, timeout));
/* Check that callback with correct operation is called */
if (client->last_op != PJ_STUN_SOCK_BINDING_OP) {
PJ_LOG(3,(THIS_FILE, " error: expecting Binding operation status"));
ret = -140;
goto on_return;
}
if (client->last_status != PJNATH_ESTUNNOMAPPEDADDR) {
PJ_LOG(3,(THIS_FILE, " error: expecting PJNATH_ESTUNNOMAPPEDADDR"));
ret = -150;
goto on_return;
}
/* Check that client doesn't receive anything */
if (client->on_rx_data_cnt != 0) {
PJ_LOG(3,(THIS_FILE, " error: client shouldn't have received anything"));
ret = -170;
goto on_return;
}
on_return:
destroy_server(srv);
destroy_client(client);
for (i=0; i<7; ++i)
handle_events(cfg, 50);
return ret;
}
PJ_DECL(pj_status_t) pjstun_get_mapped_addr( pj_pool_factory *pf,
int sock_cnt, pj_sock_t sock[],
const pj_str_t *srv1, int port1,
const pj_str_t *srv2, int port2,
pj_sockaddr_in mapped_addr[])
{
pj_sockaddr_in srv_addr[2];
int i, j, send_cnt = 0;
pj_pool_t *pool;
struct {
struct {
pj_uint32_t mapped_addr;
pj_uint32_t mapped_port;
} srv[2];
} *rec;
void *out_msg;
pj_size_t out_msg_len;
int wait_resp = 0;
pj_status_t status;
PJ_CHECK_STACK();
/* Create pool. */
pool = pj_pool_create(pf, "stun%p", 1024, 1024, NULL);
if (!pool)
return PJ_ENOMEM;
/* Allocate client records */
rec = pj_pool_calloc(pool, sock_cnt, sizeof(*rec));
if (!rec) {
status = PJ_ENOMEM;
goto on_error;
}
/* Create the outgoing BIND REQUEST message template */
status = pjstun_create_bind_req( pool, &out_msg, &out_msg_len,
pj_rand(), pj_rand());
if (status != PJ_SUCCESS)
goto on_error;
/* Resolve servers. */
status = pj_sockaddr_in_init(&srv_addr[0], srv1, (pj_uint16_t)port1);
if (status != PJ_SUCCESS)
goto on_error;
status = pj_sockaddr_in_init(&srv_addr[1], srv2, (pj_uint16_t)port2);
if (status != PJ_SUCCESS)
goto on_error;
/* Init mapped addresses to zero */
pj_memset(mapped_addr, 0, sock_cnt * sizeof(pj_sockaddr_in));
/* Main retransmission loop. */
for (send_cnt=0; send_cnt<MAX_REQUEST; ++send_cnt) {
pj_time_val next_tx, now;
pj_fd_set_t r;
int select_rc;
PJ_FD_ZERO(&r);
/* Send messages to servers that has not given us response. */
for (i=0; i<sock_cnt && status==PJ_SUCCESS; ++i) {
for (j=0; j<2 && status==PJ_SUCCESS; ++j) {
pjstun_msg_hdr *msg_hdr = out_msg;
pj_ssize_t sent_len;
if (rec[i].srv[j].mapped_port != 0)
continue;
/* Modify message so that we can distinguish response. */
msg_hdr->tsx[2] = pj_htonl(i);
msg_hdr->tsx[3] = pj_htonl(j);
/* Send! */
sent_len = out_msg_len;
status = pj_sock_sendto(sock[i], out_msg, &sent_len, 0,
(pj_sockaddr_t*)&srv_addr[j],
sizeof(pj_sockaddr_in));
if (status == PJ_SUCCESS)
++wait_resp;
}
}
/* All requests sent.
* The loop below will wait for responses until all responses have
* been received (i.e. wait_resp==0) or timeout occurs, which then
* we'll go to the next retransmission iteration.
*/
/* Calculate time of next retransmission. */
pj_gettimeofday(&next_tx);
next_tx.sec += (stun_timer[send_cnt]/1000);
next_tx.msec += (stun_timer[send_cnt]%1000);
pj_time_val_normalize(&next_tx);
for (pj_gettimeofday(&now), select_rc=1;
status==PJ_SUCCESS && select_rc==1 && wait_resp>0
&& PJ_TIME_VAL_LT(now, next_tx);
pj_gettimeofday(&now))
{
pj_time_val timeout;
timeout = next_tx;
PJ_TIME_VAL_SUB(timeout, now);
for (i=0; i<sock_cnt; ++i) {
PJ_FD_SET(sock[i], &r);
}
select_rc = pj_sock_select(FD_SETSIZE, &r, NULL, NULL, &timeout);
if (select_rc < 1)
continue;
for (i=0; i<sock_cnt; ++i) {
int sock_idx, srv_idx;
pj_ssize_t len;
pjstun_msg msg;
pj_sockaddr_in addr;
int addrlen = sizeof(addr);
pjstun_mapped_addr_attr *attr;
char recv_buf[128];
if (!PJ_FD_ISSET(sock[i], &r))
continue;
len = sizeof(recv_buf);
status = pj_sock_recvfrom( sock[i], recv_buf,
&len, 0,
(pj_sockaddr_t*)&addr,
&addrlen);
--wait_resp;
if (status != PJ_SUCCESS)
continue;
status = pjstun_parse_msg(recv_buf, len, &msg);
if (status != PJ_SUCCESS) {
continue;
}
sock_idx = pj_ntohl(msg.hdr->tsx[2]);
srv_idx = pj_ntohl(msg.hdr->tsx[3]);
if (sock_idx<0 || sock_idx>=sock_cnt || srv_idx<0 || srv_idx>=2) {
status = PJLIB_UTIL_ESTUNININDEX;
continue;
}
if (pj_ntohs(msg.hdr->type) != PJSTUN_BINDING_RESPONSE) {
status = PJLIB_UTIL_ESTUNNOBINDRES;
continue;
}
if (pjstun_msg_find_attr(&msg, PJSTUN_ATTR_ERROR_CODE) != NULL) {
status = PJLIB_UTIL_ESTUNRECVERRATTR;
continue;
}
attr = (void*)pjstun_msg_find_attr(&msg, PJSTUN_ATTR_MAPPED_ADDR);
if (!attr) {
status = PJLIB_UTIL_ESTUNNOMAP;
continue;
}
rec[sock_idx].srv[srv_idx].mapped_addr = attr->addr;
rec[sock_idx].srv[srv_idx].mapped_port = attr->port;
}
}
/* The best scenario is if all requests have been replied.
* Then we don't need to go to the next retransmission iteration.
*/
if (wait_resp <= 0)
break;
}
for (i=0; i<sock_cnt && status==PJ_SUCCESS; ++i) {
if (rec[i].srv[0].mapped_addr == rec[i].srv[1].mapped_addr &&
rec[i].srv[0].mapped_port == rec[i].srv[1].mapped_port)
{
mapped_addr[i].sin_family = PJ_AF_INET;
mapped_addr[i].sin_addr.s_addr = rec[i].srv[0].mapped_addr;
mapped_addr[i].sin_port = (pj_uint16_t)rec[i].srv[0].mapped_port;
if (rec[i].srv[0].mapped_addr == 0 || rec[i].srv[0].mapped_port == 0) {
status = PJLIB_UTIL_ESTUNNOTRESPOND;
break;
}
} else {
status = PJLIB_UTIL_ESTUNSYMMETRIC;
break;
}
}
pj_pool_release(pool);
return status;
on_error:
if (pool) pj_pool_release(pool);
return status;
}
/*
* The generic test framework, used by most of the tests.
*/
static int perform_tsx_test(int dummy, char *target_uri, char *from_uri,
char *branch_param, int test_time,
const pjsip_method *method)
{
pjsip_tx_data *tdata;
pjsip_transaction *tsx;
pj_str_t target, from, tsx_key;
pjsip_via_hdr *via;
pj_time_val timeout;
pj_status_t status;
PJ_LOG(3,(THIS_FILE,
" please standby, this will take at most %d seconds..",
test_time));
/* Reset test. */
recv_count = 0;
test_complete = 0;
/* Init headers. */
target = pj_str(target_uri);
from = pj_str(from_uri);
/* Create request. */
status = pjsip_endpt_create_request( endpt, method, &target,
&from, &target, NULL, NULL, -1,
NULL, &tdata);
if (status != PJ_SUCCESS) {
app_perror(" Error: unable to create request", status);
return -100;
}
/* Set the branch param for test 1. */
via = pjsip_msg_find_hdr(tdata->msg, PJSIP_H_VIA, NULL);
via->branch_param = pj_str(branch_param);
/* Add additional reference to tdata to prevent transaction from
* deleting it.
*/
pjsip_tx_data_add_ref(tdata);
/* Create transaction. */
status = pjsip_tsx_create_uac( &tsx_user, tdata, &tsx);
if (status != PJ_SUCCESS) {
app_perror(" Error: unable to create UAC transaction", status);
pjsip_tx_data_dec_ref(tdata);
return -110;
}
/* Get transaction key. */
pj_strdup(tdata->pool, &tsx_key, &tsx->transaction_key);
/* Send the message. */
status = pjsip_tsx_send_msg(tsx, NULL);
// Ignore send result. Some tests do deliberately triggers error
// when sending message.
if (status != PJ_SUCCESS) {
// app_perror(" Error: unable to send request", status);
pjsip_tx_data_dec_ref(tdata);
// return -120;
}
/* Set test completion time. */
pj_gettimeofday(&timeout);
timeout.sec += test_time;
/* Wait until test complete. */
while (!test_complete) {
pj_time_val now, poll_delay = {0, 10};
pjsip_endpt_handle_events(endpt, &poll_delay);
pj_gettimeofday(&now);
if (now.sec > timeout.sec) {
PJ_LOG(3,(THIS_FILE, " Error: test has timed out"));
pjsip_tx_data_dec_ref(tdata);
return -130;
}
}
if (test_complete < 0) {
tsx = pjsip_tsx_layer_find_tsx(&tsx_key, PJ_TRUE);
if (tsx) {
pjsip_tsx_terminate(tsx, PJSIP_SC_REQUEST_TERMINATED);
pj_mutex_unlock(tsx->mutex);
flush_events(1000);
}
pjsip_tx_data_dec_ref(tdata);
return test_complete;
} else {
pj_time_val now;
/* Allow transaction to destroy itself */
flush_events(500);
/* Wait until test completes */
pj_gettimeofday(&now);
if (PJ_TIME_VAL_LT(now, timeout)) {
pj_time_val interval;
interval = timeout;
PJ_TIME_VAL_SUB(interval, now);
flush_events(PJ_TIME_VAL_MSEC(interval));
}
}
/* Make sure transaction has been destroyed. */
if (pjsip_tsx_layer_find_tsx(&tsx_key, PJ_FALSE) != NULL) {
PJ_LOG(3,(THIS_FILE, " Error: transaction has not been destroyed"));
pjsip_tx_data_dec_ref(tdata);
return -140;
}
/* Check tdata reference counter. */
if (pj_atomic_get(tdata->ref_cnt) != 1) {
PJ_LOG(3,(THIS_FILE, " Error: tdata reference counter is %d",
pj_atomic_get(tdata->ref_cnt)));
pjsip_tx_data_dec_ref(tdata);
return -150;
}
/* Destroy txdata */
pjsip_tx_data_dec_ref(tdata);
return PJ_SUCCESS;
}
/*****************************************************************************
**
** TEST10_BRANCH_ID: test transport failure in TRYING state.
** TEST11_BRANCH_ID: test transport failure in PROCEEDING state.
** TEST12_BRANCH_ID: test transport failure in CONNECTED state.
** TEST13_BRANCH_ID: test transport failure in CONFIRMED state.
**
*****************************************************************************
*/
static int tsx_transport_failure_test(void)
{
struct test_desc
{
int transport_delay;
int fail_delay;
char *branch_id;
char *title;
} tests[] =
{
{ 0, 10, TEST10_BRANCH_ID, "test10: failed transport in TRYING state (no delay)" },
{ 50, 10, TEST10_BRANCH_ID, "test10: failed transport in TRYING state (50 ms delay)" },
{ 0, 1500, TEST11_BRANCH_ID, "test11: failed transport in PROCEEDING state (no delay)" },
{ 50, 1500, TEST11_BRANCH_ID, "test11: failed transport in PROCEEDING state (50 ms delay)" },
{ 0, 2500, TEST12_BRANCH_ID, "test12: failed transport in COMPLETED state (no delay)" },
{ 50, 2500, TEST12_BRANCH_ID, "test12: failed transport in COMPLETED state (50 ms delay)" },
};
int i, status;
for (i=0; i<(int)PJ_ARRAY_SIZE(tests); ++i) {
pj_time_val fail_time, end_test, now;
PJ_LOG(3,(THIS_FILE, " %s", tests[i].title));
pjsip_loop_set_failure(loop, 0, NULL);
pjsip_loop_set_delay(loop, tests[i].transport_delay);
status = perform_test(TARGET_URI, FROM_URI, tests[i].branch_id,
0, &pjsip_invite_method, 1, 0, 1);
if (status && status != TEST_TIMEOUT_ERROR)
return status;
if (!status) {
PJ_LOG(3,(THIS_FILE, " error: expecting timeout"));
return -40;
}
pj_gettimeofday(&fail_time);
fail_time.msec += tests[i].fail_delay;
pj_time_val_normalize(&fail_time);
do {
pj_time_val interval = { 0, 1 };
pj_gettimeofday(&now);
pjsip_endpt_handle_events(endpt, &interval);
} while (PJ_TIME_VAL_LT(now, fail_time));
pjsip_loop_set_failure(loop, 1, NULL);
end_test = now;
end_test.sec += 5;
do {
pj_time_val interval = { 0, 1 };
pj_gettimeofday(&now);
pjsip_endpt_handle_events(endpt, &interval);
} while (!test_complete && PJ_TIME_VAL_LT(now, end_test));
if (test_complete == 0) {
PJ_LOG(3,(THIS_FILE, " error: test has timed out"));
return -41;
}
if (test_complete != 1)
return test_complete;
}
return 0;
}
/* Client worker thread */
static int client_thread(void *arg)
{
pj_time_val end_time, last_report, now;
unsigned thread_index = (unsigned)(long)arg;
unsigned cycle = 0, last_cycle = 0;
pj_thread_sleep(100);
pj_gettimeofday(&end_time);
end_time.sec += app.client.timeout;
pj_gettimeofday(&last_report);
if (app.client.first_request.sec == 0) {
pj_gettimeofday(&app.client.first_request);
}
/* Submit all jobs */
while (app.client.job_submitted < app.client.job_count && !app.thread_quit){
pj_time_val timeout = { 0, 1 };
unsigned i;
int outstanding;
pj_status_t status;
/* Calculate current outstanding job */
outstanding = app.client.job_submitted - app.client.job_finished;
/* Update stats on max outstanding jobs */
if (outstanding > (int)app.client.stat_max_window)
app.client.stat_max_window = outstanding;
/* Wait if there are more pending jobs than allowed in the
* window. But spawn a new job anyway if no events are happening
* after we wait for some time.
*/
for (i=0; outstanding > (int)app.client.job_window && i<1000; ++i) {
pj_time_val wait = { 0, 500 };
unsigned count = 0;
pjsip_endpt_handle_events2(app.sip_endpt, &wait, &count);
outstanding = app.client.job_submitted - app.client.job_finished;
if (count == 0)
break;
++cycle;
}
/* Submit one job */
if (app.client.method.id == PJSIP_INVITE_METHOD) {
status = make_call(&app.client.dst_uri);
} else if (app.client.stateless) {
status = submit_stateless_job();
} else {
status = submit_job();
}
++app.client.job_submitted;
++cycle;
/* Handle event */
pjsip_endpt_handle_events2(app.sip_endpt, &timeout, NULL);
/* Check for time out, also print report */
if (cycle - last_cycle >= 500) {
pj_gettimeofday(&now);
if (PJ_TIME_VAL_GTE(now, end_time)) {
break;
}
last_cycle = cycle;
if (thread_index == 0 && now.sec-last_report.sec >= 2) {
printf("\r%d jobs started, %d completed... ",
app.client.job_submitted, app.client.job_finished);
fflush(stdout);
last_report = now;
}
}
}
if (app.client.requests_sent.sec == 0) {
pj_gettimeofday(&app.client.requests_sent);
}
if (thread_index == 0) {
printf("\r%d jobs started, %d completed%s\n",
app.client.job_submitted, app.client.job_finished,
(app.client.job_submitted!=app.client.job_finished ?
", waiting..." : ".") );
fflush(stdout);
}
/* Wait until all jobs completes, or timed out */
pj_gettimeofday(&now);
while (PJ_TIME_VAL_LT(now, end_time) &&
app.client.job_finished < app.client.job_count &&
!app.thread_quit)
{
pj_time_val timeout = { 0, 1 };
unsigned i;
for (i=0; i<1000; ++i) {
unsigned count;
count = 0;
pjsip_endpt_handle_events2(app.sip_endpt, &timeout, &count);
if (count == 0)
break;
}
pj_gettimeofday(&now);
}
/* Wait couple of seconds to let jobs completes (e.g. ACKs to be sent) */
pj_gettimeofday(&now);
end_time = now;
end_time.sec += 2;
while (PJ_TIME_VAL_LT(now, end_time))
{
pj_time_val timeout = { 0, 1 };
unsigned i;
for (i=0; i<1000; ++i) {
unsigned count;
count = 0;
pjsip_endpt_handle_events2(app.sip_endpt, &timeout, &count);
if (count == 0)
break;
}
pj_gettimeofday(&now);
}
return 0;
}
static int sleep_duration_test(void)
{
enum { MIS = 20};
unsigned duration[] = { 2000, 1000, 500, 200, 100 };
unsigned i;
pj_status_t rc;
PJ_LOG(3,(THIS_FILE, "..running sleep duration test"));
/* Test pj_thread_sleep() and pj_gettimeofday() */
for (i=0; i<PJ_ARRAY_SIZE(duration); ++i) {
pj_time_val start, stop;
pj_uint32_t msec;
/* Mark start of test. */
rc = pj_gettimeofday(&start);
if (rc != PJ_SUCCESS) {
app_perror("...error: pj_gettimeofday()", rc);
return -10;
}
/* Sleep */
rc = pj_thread_sleep(duration[i]);
if (rc != PJ_SUCCESS) {
app_perror("...error: pj_thread_sleep()", rc);
return -20;
}
/* Mark end of test. */
rc = pj_gettimeofday(&stop);
/* Calculate duration (store in stop). */
PJ_TIME_VAL_SUB(stop, start);
/* Convert to msec. */
msec = PJ_TIME_VAL_MSEC(stop);
/* Check if it's within range. */
if (msec < duration[i] * (100-MIS)/100 ||
msec > duration[i] * (100+MIS)/100)
{
PJ_LOG(3,(THIS_FILE,
"...error: slept for %d ms instead of %d ms "
"(outside %d%% err window)",
msec, duration[i], MIS));
return -30;
}
}
/* Test pj_thread_sleep() and pj_get_timestamp() and friends */
for (i=0; i<PJ_ARRAY_SIZE(duration); ++i) {
pj_time_val t1, t2;
pj_timestamp start, stop;
pj_uint32_t msec;
pj_thread_sleep(0);
/* Mark start of test. */
rc = pj_get_timestamp(&start);
if (rc != PJ_SUCCESS) {
app_perror("...error: pj_get_timestamp()", rc);
return -60;
}
/* ..also with gettimeofday() */
pj_gettimeofday(&t1);
/* Sleep */
rc = pj_thread_sleep(duration[i]);
if (rc != PJ_SUCCESS) {
app_perror("...error: pj_thread_sleep()", rc);
return -70;
}
/* Mark end of test. */
pj_get_timestamp(&stop);
/* ..also with gettimeofday() */
pj_gettimeofday(&t2);
/* Compare t1 and t2. */
if (PJ_TIME_VAL_LT(t2, t1)) {
PJ_LOG(3,(THIS_FILE, "...error: t2 is less than t1!!"));
return -75;
}
/* Get elapsed time in msec */
msec = pj_elapsed_msec(&start, &stop);
/* Check if it's within range. */
if (msec < duration[i] * (100-MIS)/100 ||
msec > duration[i] * (100+MIS)/100)
{
PJ_LOG(3,(THIS_FILE,
"...error: slept for %d ms instead of %d ms "
"(outside %d%% err window)",
msec, duration[i], MIS));
PJ_TIME_VAL_SUB(t2, t1);
PJ_LOG(3,(THIS_FILE,
"...info: gettimeofday() reported duration is "
"%d msec",
PJ_TIME_VAL_MSEC(t2)));
return -76;
}
}
/* All done. */
return 0;
}