osip2/eXosip2调试笔记

最新推荐文章于 2023-08-07 00:48:53 发布

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最新推荐文章于 2023-08-07 00:48:53 发布

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分类专栏： SIP(RFC2543/3261) 文章标签： dialog null build attributes command list

本文链接：https://blog.youkuaiyun.com/bloghome/article/details/4490110

本文档记录了osip2/eXosip2的配置、编译与测试过程，包括初始化、监听、消息处理、错误解决等。通过示例代码展示了如何响应INVITE、ACK、MESSAGE等请求，以及发送INFO、MESSAGE的方法。同时，提供了单机测试指导和呼叫彩E的场景示例。

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软件版本：

libosip2-3.3.0.tar.gz

libeXosip2-3.3.0.tar.gz

./configure --prefix=/opt/sip/target --disable-static

make

make install

测试代码：

代码来源：http://blog.youkuaiyun.com/bat603/archive/2006/11/15/1386277.aspx

1、UAS

//*******************UAS**************************************************// #include <eXosip2/eXosip.h> #include <osip2/osip_mt.h> #include <stdio.h> #include <stdlib.h> #include <netinet/in.h> #include <sys/socket.h> #include <sys/types.h> int main (int argc, char *argv[]) { eXosip_event_t *je = NULL; osip_message_t *ack = NULL; osip_message_t *invite = NULL; osip_message_t *answer = NULL; sdp_message_t *remote_sdp = NULL; int call_id, dialog_id; int i,j; int id; char *sour_call = "sip:133@192.168.0.133"; char *dest_call = "sip:140@192.168.0.140:5060"; char command; char tmp[4096]; char localip[128]; int pos = 0; //初始化sip i = eXosip_init (); if (i != 0) { printf ("Can't initialize eXosip!/n"); return -1; } else { printf ("eXosip_init successfully!/n"); } i = eXosip_listen_addr (IPPROTO_UDP, NULL, 5060, AF_INET, 0); if (i != 0) { eXosip_quit (); fprintf (stderr, "eXosip_listen_addr error!/nCouldn't initialize transport layer!/n"); } for(;;) { //侦听是否有消息到来 je = eXosip_event_wait (0,50); //协议栈带有此语句,具体作用未知 eXosip_lock (); eXosip_default_action (je); eXosip_automatic_refresh (); eXosip_unlock (); if (je == NULL)//没有接收到消息 continue; // printf ("the cid is %s, did is %s/n", je->did, je->cid); switch (je->type) { case EXOSIP_MESSAGE_NEW://新的消息到来 printf (" EXOSIP_MESSAGE_NEW!/n"); if (MSG_IS_MESSAGE (je->request))//如果接受到的消息类型是MESSAGE { { osip_body_t *body; osip_message_get_body (je->request, 0, &body); printf ("I get the msg is: %s/n", body->body); //printf ("the cid is %s, did is %s/n", je->did, je->cid); } //按照规则，需要回复200 OK信息 eXosip_message_build_answer (je->tid, 200,&answer); eXosip_message_send_answer (je->tid, 200,answer); } break; case EXOSIP_CALL_INVITE: //得到接收到消息的具体信息 printf ("Received a INVITE msg from %s:%s, UserName is %s, password is %s/n",je->request->req_uri->host, je->request->req_uri->port, je->request->req_uri->username, je->request->req_uri->password); //得到消息体,认为该消息就是SDP格式. remote_sdp = eXosip_get_remote_sdp (