/[LeafOK_CVS]/lbbs/src/net_server.c
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Revision 1.3 by sysadm, Tue Oct 19 02:08:35 2004 UTC Revision 1.10 by sysadm, Sun Mar 20 17:37:14 2005 UTC
# Line 16  Line 16 
16   ***************************************************************************/   ***************************************************************************/
17    
18  #include "common.h"  #include "common.h"
19    #include "io.h"
20  //Global definition for sockets  #include <sys/socket.h>
21  int socket_server;  #include <netinet/in.h>
22  int socket_client;  #include <arpa/inet.h>
 char hostaddr_server[50];  
 char hostaddr_client[50];  
 int port_server;  
 int port_client;  
23    
24  int  int
25  net_server (const char *hostaddr, unsigned int port)  net_server (const char *hostaddr, unsigned int port)
26  {  {
27    int sock_server, sock_client, namelen, seq, netint;    int namelen, seq, netint;
28    struct sockaddr_in sin;    struct sockaddr_in sin;
29    char temp[256];    char temp[256];
30    
31    sock_server = socket (AF_INET, SOCK_STREAM, IPPROTO_TCP);    socket_server = socket (AF_INET, SOCK_STREAM, IPPROTO_TCP);
32    
33    if (sock_server < 0)    if (socket_server < 0)
34      {      {
35        log_error ("Create socket failed\n");        log_error ("Create socket failed\n");
36        exit (1);        exit (1);
# Line 45  net_server (const char *hostaddr, unsign Line 41  net_server (const char *hostaddr, unsign
41      (strlen (hostaddr) > 0 ? inet_addr (hostaddr) : INADDR_ANY);      (strlen (hostaddr) > 0 ? inet_addr (hostaddr) : INADDR_ANY);
42    sin.sin_port = htons (port);    sin.sin_port = htons (port);
43    
44    if (bind (sock_server, (struct sockaddr *)&sin, sizeof(sin)) < 0)    if (bind (socket_server, (struct sockaddr *) &sin, sizeof (sin)) < 0)
45      {      {
46        log_error ("Bind address failed\n");        log_error ("Bind address %s:%u failed\n",
47                     inet_ntoa (sin.sin_addr), ntohs (sin.sin_port));
48        exit (2);        exit (2);
49      }      }
50    
51    if (listen (sock_server, 10) < 0)    if (listen (socket_server, 10) < 0)
52      {      {
53        log_error ("Socket listen failed\n");        log_error ("Socket listen failed\n");
54        exit (3);        exit (3);
55      }      }
56    
57    socket_server = sock_server;    strcpy (hostaddr_server, inet_ntoa (sin.sin_addr));
58    strcpy(hostaddr_server,inet_ntoa(sin.sin_addr));    port_server = ntohs (sin.sin_port);
59    port_server = ntohs(sin.sin_port);  
60        log_std ("Listening at %s:%d\n", hostaddr_server, port_server);
   sprintf(temp, "Listening at %s:%d\n",  
     hostaddr_server, port_server);  
   log_std (temp);  
61    
62    namelen = sizeof (sin);    namelen = sizeof (sin);
63    while(1)    while (1)
64        {
65          if ((socket_client =
66               accept (socket_server, (struct sockaddr *) &sin, &namelen)) < 0)
67            {
68              log_error ("Accept connection error\n");
69              continue;
70            }
71    
72          strcpy (hostaddr_client, (const char *) inet_ntoa (sin.sin_addr));
73          port_client = ntohs (sin.sin_port);
74    
75          log_std ("Accept connection from %s:%d\n", hostaddr_client,
76                   port_client);
77    
78          if (fork_server () < 0)
79            {
80              log_error ("Fork error\n");
81            }
82    
83          if (close (socket_client) == -1)
84            {
85              log_error ("Close client socket failed\n");
86            }
87        }
88    
89      if (close (socket_server) == -1)
90      {      {
91        if ((sock_client = accept (sock_server, (struct sockaddr *) &sin, &namelen)) < 0)        log_error ("Close server socket failed\n");
         {  
           log_error ("Accept connection error\n");  
         }  
       else  
         {  
           sprintf(temp, "Accept connection from %s:%d\n",  
             inet_ntoa(sin.sin_addr),ntohs(sin.sin_port));  
           log_std (temp);  
         }  
         
       if (fork_server(sock_server, sock_client, &sin)<0)  
         {  
           log_error ("Fork error\n");  
         }  
         
       if (close(sock_client) == -1)  
         {  
           log_error("Close client socket failed\n");  
         }  
92      }      }
93    
94    return 0;    return 0;

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