Changeset 996 for pjproject/trunk/pjlib-util/src/pjstun-client/client_main.c

Timestamp:

Feb 23, 2007 1:07:54 AM (18 years ago)

Author:

bennylp

Message:

Ticket #121 and #122: Initial implementation of generic STUN transaction, with Binding request as an example

File:

• pjproject/trunk/pjlib-util/src/pjstun-client/client_main.c (modified) (1 diff)

pjproject/trunk/pjlib-util/src/pjstun-client/client_main.c

@@ -19 +19 @@
 #include <pjlib-util.h>
 #include <pjlib.h>
+#include "stun_session.h"
+
+#include <conio.h>
 
 
 #define THIS_FILE       "client_main.c"
-#define MAX_THREADS     8
 
+
+static my_perror(const char *title, pj_status_t status)
+{
+    char errmsg[PJ_ERR_MSG_SIZE];
+    pj_strerror(status, errmsg, sizeof(errmsg));
+
+    PJ_LOG(3,(THIS_FILE, "%s: %s", title, errmsg));
+}
+
+static pj_status_t on_send_msg(pj_stun_tx_data *tdata,
+                               const void *pkt,
+                               pj_size_t pkt_size,
+                               unsigned addr_len, 
+                               const pj_sockaddr_t *dst_addr)
+{
+    pj_sock_t sock;
+    pj_ssize_t len;
+    pj_status_t status;
+
+    sock = (pj_sock_t) pj_stun_session_get_user_data(tdata->sess);
+
+    len = pkt_size;
+    status = pj_sock_sendto(sock, pkt, &len, 0, dst_addr, addr_len);
+
+    if (status != PJ_SUCCESS)
+        my_perror("Error sending packet", status);
+
+    return status;
+}
+
+static void on_bind_response(pj_stun_session *sess, 
+                             pj_status_t status, 
+                             pj_stun_tx_data *request,
+                             const pj_stun_msg *response)
+{
+    my_perror("on_bind_response()", status);
+}
+
+int main()
+{
+    pj_stun_endpoint *endpt = NULL;
+    pj_pool_t *pool = NULL;
+    pj_caching_pool cp;
+    pj_timer_heap_t *th = NULL;
+    pj_stun_session *sess;
+    pj_sock_t sock = PJ_INVALID_SOCKET;
+    pj_sockaddr_in addr;
+    pj_stun_session_cb stun_cb;
+    pj_stun_tx_data *tdata;
+    pj_str_t s;
+    pj_status_t status;
+
+    status = pj_init();
+    status = pjlib_util_init();
+
+    pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
+    
+    pool = pj_pool_create(&cp.factory, NULL, 1000, 1000, NULL);
+
+    status = pj_timer_heap_create(pool, 1000, &th);
+    pj_assert(status == PJ_SUCCESS);
+
+    status = pj_stun_endpoint_create(&cp.factory, 0, NULL, th, &endpt);
+    pj_assert(status == PJ_SUCCESS);
+
+    status = pj_sock_socket(PJ_AF_INET, PJ_SOCK_DGRAM, 0, &sock);
+    pj_assert(status == PJ_SUCCESS);
+
+    status = pj_sockaddr_in_init(&addr, pj_cstr(&s, "127.0.0.1"), PJ_STUN_PORT);
+    pj_assert(status == PJ_SUCCESS);
+
+    pj_memset(&stun_cb, 0, sizeof(stun_cb));
+    stun_cb.on_send_msg = &on_send_msg;
+    stun_cb.on_bind_response = &on_bind_response;
+
+    status = pj_stun_session_create(endpt, NULL, &stun_cb, &sess);
+    pj_assert(status == PJ_SUCCESS);
+
+    pj_stun_session_set_user_data(sess, (void*)sock);
+
+    status = pj_stun_session_create_bind_req(sess, &tdata);
+    pj_assert(status == PJ_SUCCESS);
+
+    status = pj_stun_session_send_msg(sess, 0, sizeof(addr), &addr, tdata);
+    pj_assert(status == PJ_SUCCESS);
+
+    while (1) {
+        pj_fd_set_t rset;
+        int n;
+        pj_time_val timeout;
+
+        if (kbhit()) {
+            if (_getch()==27)
+                break;
+        }
+
+        PJ_FD_ZERO(&rset);
+        PJ_FD_SET(sock, &rset);
+
+        timeout.sec = 0; timeout.msec = 100;
+
+        n = pj_sock_select(FD_SETSIZE, &rset, NULL, NULL, &timeout);
+
+        if (PJ_FD_ISSET(sock, &rset)) {
+            char pkt[512];
+            pj_ssize_t len;
+
+            len = sizeof(pkt);
+            status = pj_sock_recv(sock, pkt, &len, 0);
+            if (status == PJ_SUCCESS) {
+                pj_stun_session_on_rx_pkt(sess, pkt, len, NULL);
+            }
+        }
+
+        pj_timer_heap_poll(th, NULL);
+    }
+
+on_return:
+    if (sock != PJ_INVALID_SOCKET)
+        pj_sock_close(sock);
+    if (endpt)
+        pj_stun_endpoint_destroy(endpt);
+    if (th)
+        pj_timer_heap_destroy(th);
+    if (pool)
+        pj_pool_release(pool);
+    pj_caching_pool_destroy(&cp);
+
+    return 0;
+}
+
+