| 1 |
sysadm |
1.1 |
/***************************************************************************
|
| 2 |
sysadm |
1.2 |
net_server.c - description
|
| 3 |
sysadm |
1.1 |
-------------------
|
| 4 |
|
|
begin : Mon Oct 11 2004
|
| 5 |
|
|
copyright : (C) 2004 by Leaflet
|
| 6 |
|
|
email : leaflet@leafok.com
|
| 7 |
|
|
***************************************************************************/
|
| 8 |
|
|
|
| 9 |
|
|
/***************************************************************************
|
| 10 |
|
|
* *
|
| 11 |
|
|
* This program is free software; you can redistribute it and/or modify *
|
| 12 |
|
|
* it under the terms of the GNU General Public License as published by *
|
| 13 |
|
|
* the Free Software Foundation; either version 2 of the License, or *
|
| 14 |
|
|
* (at your option) any later version. *
|
| 15 |
|
|
* *
|
| 16 |
|
|
***************************************************************************/
|
| 17 |
|
|
|
| 18 |
|
|
#include "common.h"
|
| 19 |
sysadm |
1.7 |
#include "io.h"
|
| 20 |
|
|
#include <sys/socket.h>
|
| 21 |
|
|
#include <netinet/in.h>
|
| 22 |
sysadm |
1.9 |
#include <arpa/inet.h>
|
| 23 |
sysadm |
1.3 |
|
| 24 |
sysadm |
1.1 |
int
|
| 25 |
|
|
net_server (const char *hostaddr, unsigned int port)
|
| 26 |
|
|
{
|
| 27 |
sysadm |
1.7 |
int namelen, seq, netint;
|
| 28 |
sysadm |
1.1 |
struct sockaddr_in sin;
|
| 29 |
sysadm |
1.2 |
char temp[256];
|
| 30 |
sysadm |
1.1 |
|
| 31 |
sysadm |
1.7 |
socket_server = socket (AF_INET, SOCK_STREAM, IPPROTO_TCP);
|
| 32 |
sysadm |
1.1 |
|
| 33 |
sysadm |
1.7 |
if (socket_server < 0)
|
| 34 |
sysadm |
1.1 |
{
|
| 35 |
sysadm |
1.2 |
log_error ("Create socket failed\n");
|
| 36 |
sysadm |
1.1 |
exit (1);
|
| 37 |
|
|
}
|
| 38 |
|
|
|
| 39 |
|
|
sin.sin_family = AF_INET;
|
| 40 |
|
|
sin.sin_addr.s_addr =
|
| 41 |
|
|
(strlen (hostaddr) > 0 ? inet_addr (hostaddr) : INADDR_ANY);
|
| 42 |
|
|
sin.sin_port = htons (port);
|
| 43 |
|
|
|
| 44 |
sysadm |
1.10 |
if (bind (socket_server, (struct sockaddr *) &sin, sizeof (sin)) < 0)
|
| 45 |
sysadm |
1.1 |
{
|
| 46 |
sysadm |
1.7 |
log_error ("Bind address %s:%u failed\n",
|
| 47 |
sysadm |
1.10 |
inet_ntoa (sin.sin_addr), ntohs (sin.sin_port));
|
| 48 |
sysadm |
1.1 |
exit (2);
|
| 49 |
|
|
}
|
| 50 |
|
|
|
| 51 |
sysadm |
1.7 |
if (listen (socket_server, 10) < 0)
|
| 52 |
sysadm |
1.1 |
{
|
| 53 |
sysadm |
1.2 |
log_error ("Socket listen failed\n");
|
| 54 |
sysadm |
1.1 |
exit (3);
|
| 55 |
|
|
}
|
| 56 |
|
|
|
| 57 |
sysadm |
1.10 |
strcpy (hostaddr_server, inet_ntoa (sin.sin_addr));
|
| 58 |
|
|
port_server = ntohs (sin.sin_port);
|
| 59 |
|
|
|
| 60 |
sysadm |
1.8 |
log_std ("Listening at %s:%d\n", hostaddr_server, port_server);
|
| 61 |
sysadm |
1.3 |
|
| 62 |
sysadm |
1.1 |
namelen = sizeof (sin);
|
| 63 |
sysadm |
1.10 |
while (1)
|
| 64 |
sysadm |
1.1 |
{
|
| 65 |
sysadm |
1.10 |
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 |
sysadm |
1.1 |
}
|
| 88 |
|
|
|
| 89 |
sysadm |
1.10 |
if (close (socket_server) == -1)
|
| 90 |
sysadm |
1.7 |
{
|
| 91 |
sysadm |
1.10 |
log_error ("Close server socket failed\n");
|
| 92 |
sysadm |
1.7 |
}
|
| 93 |
|
|
|
| 94 |
sysadm |
1.1 |
return 0;
|
| 95 |
|
|
}
|
Parent Directory
| 
Revision Log