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/*
* Unix: wrapper for getsockopt(SO_PEERCRED), conditionalised on
* appropriate autoconfery.
*/
#if HAVE_CMAKE_H
#include "cmake.h"
#endif
#if HAVE_SO_PEERCRED
#define _GNU_SOURCE
#include <features.h>
#endif
#include <sys/socket.h>
#include "putty.h"
bool so_peercred(int fd, int *pid, int *uid, int *gid)
{
#if HAVE_SO_PEERCRED
struct ucred cr;
socklen_t crlen = sizeof(cr);
if (getsockopt(fd, SOL_SOCKET, SO_PEERCRED, &cr, &crlen) == 0) {
*pid = cr.pid;
*uid = cr.uid;
*gid = cr.gid;
return true;
}
#endif
return false;
}
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