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81 lines
1.5 KiB
81 lines
1.5 KiB
15 years ago
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/* vi: ts=8 sts=4 sw=4
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*
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* This file is part of the KDE project, module kdesu.
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* Copyright (C) 1999,2000 Geert Jansen <g.t.jansen@stud.tue.nl>
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*
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* secure.cpp: Peer credentials for a UNIX socket.
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*/
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#include <config.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <string.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/socket.h>
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#include <kdebug.h>
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#include <ksockaddr.h>
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#include "secure.h"
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/**
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* Under Linux, Socket_security is supported.
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*/
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#if defined(SO_PEERCRED)
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SocketSecurity::SocketSecurity(int sockfd)
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{
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ksocklen_t len = sizeof(struct ucred);
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if (getsockopt(sockfd, SOL_SOCKET, SO_PEERCRED, &cred, &len) < 0) {
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kdError() << "getsockopt(SO_PEERCRED) " << perror << endl;
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return;
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}
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ok = true;
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}
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#else
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# if defined(HAVE_GETPEEREID)
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SocketSecurity::SocketSecurity(int sockfd)
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{
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uid_t euid;
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gid_t egid;
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if (getpeereid(sockfd, &euid, &egid) == 0) {
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cred.uid = euid;
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cred.gid = egid;
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cred.pid = -1;
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ok = true;
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}
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}
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# else
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/**
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* The default version does nothing.
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*/
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SocketSecurity::SocketSecurity(int sockfd)
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{
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static bool warned_him = FALSE;
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if (!warned_him) {
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kdWarning() << "Using void socket security. Please add support for your" << endl;
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kdWarning() << "platform to kdesu/kdesud/secure.cpp" << endl;
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warned_him = TRUE;
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}
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// This passes the test made in handler.cpp
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cred.uid = getuid();
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ok = true;
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}
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# endif
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#endif
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