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33 lines
656 B
C
33 lines
656 B
C
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/*
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* Unix: wrapper for getsockopt(SO_PEERCRED), conditionalised on
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* appropriate autoconfery.
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*/
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#ifdef HAVE_CONFIG_H
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# include "uxconfig.h" /* leading space prevents mkfiles.pl trying to follow */
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#endif
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#ifdef HAVE_SO_PEERCRED
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#define _GNU_SOURCE
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#include <features.h>
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#endif
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#include <sys/socket.h>
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#include "putty.h"
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int so_peercred(int fd, int *pid, int *uid, int *gid)
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{
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#ifdef HAVE_SO_PEERCRED
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struct ucred cr;
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socklen_t crlen = sizeof(cr);
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if (getsockopt(fd, SOL_SOCKET, SO_PEERCRED, &cr, &crlen) == 0) {
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*pid = cr.pid;
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*uid = cr.uid;
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*gid = cr.gid;
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return TRUE;
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}
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#endif
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return FALSE;
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}
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