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First cut of test for REUSEADDR networking bug.

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@13484 72102866-910b-0410-8b05-ffd578937521
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CaS 2002-04-16 18:25:38 +00:00
parent 681be9040e
commit 868fc3eebc
1 changed files with 87 additions and 0 deletions
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config/config.reuseaddr.c Normal file
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#if defined(__MINGW__) || defined(__MINGW32__)
#include <windows.h>
#include <winsock2.h>
#else
#include <time.h>
#include <sys/time.h>
#include <sys/param.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <signal.h>
#endif /* __MINGW__ */
#include <sys/file.h>
#include <sys/stat.h>
#include <string.h>
#include <errno.h>
#ifndef INADDR_NONE
#define INADDR_NONE -1
#endif
// Maximum data in single I/O operation
#define NETBUF_SIZE 4096
main()
{
struct sockaddr_in sin;
int size = sizeof(sin);
int status = 1;
int port;
int net;
memset(&sin, '\0', sizeof(sin));
sin.sin_family = AF_INET;
sin.sin_addr.s_addr = htonl(INADDR_ANY);
sin.sin_port = 0;
if ((net = socket(AF_INET, SOCK_STREAM, PF_UNSPEC)) < 0)
{
fprintf(stderr, "unable to create socket 1\n");
return 2;
}
setsockopt(net, SOL_SOCKET, SO_REUSEADDR, (char *)&status, sizeof(status));
if (bind(net, (struct sockaddr *)&sin, sizeof(sin)) < 0)
{
fprintf(stderr, "unable to bind socket 1\n");
(void) close(net);
return 2;
}
listen(net, 5);
if (getsockname(net, (struct sockaddr*)&sin, &size) < 0)
{
fprintf(stderr, "unable to get socket 1 name\n");
(void) close(net);
return 2;
}
port = sin.sin_port;
memset(&sin, '\0', sizeof(sin));
sin.sin_family = AF_INET;
sin.sin_addr.s_addr = htonl(INADDR_ANY);
sin.sin_port = port;
if ((net = socket(AF_INET, SOCK_STREAM, PF_UNSPEC)) < 0)
{
fprintf(stderr, "unable to create socket 2\n");
return 2;
}
setsockopt(net, SOL_SOCKET, SO_REUSEADDR, (char *)&status, sizeof(status));
/*
* Now ... this bind should fail unless SO_REUSEADDR is broken.
*/
if (bind(net, (struct sockaddr *)&sin, sizeof(sin)) < 0)
{
return 0;
}
return 1;
}