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#if defined(VXWORKS) || defined(__OSE__)
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int sockopt_helper(void){
return 0;
}
#else
#if defined(__WIN32__)
#define WIN32_LEAN_AND_MEAN
#include <winsock2.h>
#include <windows.h>
#include <process.h>
#include <stdio.h>
#include <stdlib.h>
#else /* Unix */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <stdarg.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/wait.h>
#ifdef HAVE_LINUX_TCP_H
#ifdef HAVE_SANE_LINUX_TCP_H
#include <linux/tcp.h>
#endif
#endif
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <errno.h>
#include <signal.h>
#endif
#define C_GET_IPPROTO_TCP 1
#define C_GET_IPPROTO_IP 2
#define C_GET_SOL_SOCKET 3
#define C_GET_SOL_IP 4
#define C_GET_TCP_KEEPIDLE 11
#define C_GET_TCP_LINGER2 12
#define C_GET_TCP_INFO 13
#define C_GET_SO_REUSEADDR 14
#define C_GET_SO_KEEPALIVE 15
#define C_GET_SO_LINGER 16
#define C_GET_LINGER_SIZE 21
#define C_GET_TCP_INFO_SIZE 22
#define C_GET_OFF_LINGER_L_ONOFF 31
#define C_GET_OFF_LINGER_L_LINGER 32
#define C_GET_OFF_TCPI_SACKED 33
#define C_GET_OFF_TCPI_OPTIONS 34
#define C_GET_SIZ_LINGER_L_ONOFF 41
#define C_GET_SIZ_LINGER_L_LINGER 42
#define C_GET_SIZ_TCPI_SACKED 43
#define C_GET_SIZ_TCPI_OPTIONS 44
#define C_QUIT 99
int get_command(void)
{
char buff[256];
int res;
if (fgets(buff,256,stdin) == NULL)
exit(1);
sscanf(buff,"%d",&res);
return res;
}
void put_answer(int x)
{
printf("%d\n",x);
}
int main(void){
int x;
int res;
setbuf(stdin,NULL);
setbuf(stdout,NULL);
do {
x = get_command();
switch(x) {
#ifdef IPPROTO_TCP
case C_GET_IPPROTO_TCP:
res = IPPROTO_TCP;
break;
#endif
#ifdef IPPROTO_IP
case C_GET_IPPROTO_IP:
res = IPPROTO_IP;
break;
#endif
#ifdef SOL_SOCKET
case C_GET_SOL_SOCKET:
res = SOL_SOCKET;
break;
#endif
#ifdef SOL_IP
case C_GET_SOL_IP :
res = SOL_IP;
break;
#endif
#ifdef TCP_KEEPIDLE
case C_GET_TCP_KEEPIDLE:
res = TCP_KEEPIDLE;
break;
#endif
#ifdef TCP_LINGER2
case C_GET_TCP_LINGER2:
res = TCP_LINGER2;
break;
#endif
#ifdef TCP_INFO
case C_GET_TCP_INFO:
res = TCP_INFO;
break;
#endif
#ifdef SO_REUSEADDR
case C_GET_SO_REUSEADDR:
res = SO_REUSEADDR;
break;
#endif
#ifdef SO_KEEPALIVE
case C_GET_SO_KEEPALIVE:
res = SO_KEEPALIVE;
break;
#endif
#ifdef SO_LINGER
case C_GET_SO_LINGER:
res = SO_LINGER;
break;
#endif
#ifdef SO_LINGER
case C_GET_LINGER_SIZE:
res = sizeof(struct linger);
break;
#endif
#if defined(TCP_INFO) && defined(HAVE_LINUX_TCP_H)
case C_GET_TCP_INFO_SIZE:
res = sizeof(struct tcp_info);
break;
#endif
#ifdef SO_LINGER
case C_GET_OFF_LINGER_L_ONOFF:
{
struct linger l;
res = ((char *) &(l.l_onoff)) - ((char *) &l);
}
break;
case C_GET_OFF_LINGER_L_LINGER:
{
struct linger l;
res = ((char *) &(l.l_linger)) - ((char *) &l);
}
break;
#endif
#if defined(TCP_INFO) && defined(HAVE_LINUX_TCP_H)
case C_GET_OFF_TCPI_SACKED:
{
struct tcp_info ti;
res = ((char *) &(ti.tcpi_sacked)) - ((char *) &(ti));
}
break;
case C_GET_OFF_TCPI_OPTIONS:
{
struct tcp_info ti;
res = ((char *) &(ti.tcpi_options)) - ((char *) &(ti));
}
break;
#endif
#ifdef SO_LINGER
case C_GET_SIZ_LINGER_L_ONOFF:
{
struct linger l;
res = sizeof(l.l_onoff);
}
break;
case C_GET_SIZ_LINGER_L_LINGER:
{
struct linger l;
res = sizeof(l.l_linger);
}
break;
#endif
#if defined(TCP_INFO) && defined(HAVE_LINUX_TCP_H)
case C_GET_SIZ_TCPI_SACKED:
{
struct tcp_info ti;
res = sizeof(ti.tcpi_sacked);
}
break;
case C_GET_SIZ_TCPI_OPTIONS:
{
struct tcp_info ti;
res = sizeof(ti.tcpi_options);
}
break;
#endif
case C_QUIT:
res = 0;
break;
default:
res = -1;
}
put_answer(res);
} while (x != C_QUIT);
return 0;
}
#endif
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