161 lines
4.4 KiB
C
161 lines
4.4 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <assert.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <dlfcn.h>
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#ifdef _cplusplus
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extern "C" {
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#endif
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#ifdef SOLARIS
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#include <sys/systeminfo.h>
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#include <strings.h>
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int chown (const char *path, uid_t owner, gid_t group) {return 0;}
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int lchown (const char *path, uid_t owner, gid_t group) {return 0;}
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int fchown (int fildes, uid_t owner, gid_t group) {return 0;}
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uid_t getuid (void) {return 0;}
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int stat(const char *path, struct stat *buf);
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#ifdef __notdef__
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uid_t geteuid (void) {return 0;}
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gid_t getgid (void) {return 0;}
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gid_t getegid (void) {return 0;}
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#endif
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int setuid (uid_t p) {return 0;}
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int setgid (gid_t p) {return 0;}
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/* This is to fool cpio and pkgmk */
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int fstat(int fildes, struct stat *buf)
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{
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int ret = 0;
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static int (*p_fstat) (int fildes, struct stat *buf) = NULL;
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if (p_fstat == NULL)
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p_fstat = (int (*)(int fildes, struct stat *buf))
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dlsym (RTLD_NEXT, "fstat");
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ret = (*p_fstat)(fildes, buf);
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if (buf != NULL)
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{
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buf->st_uid = 0; /* root */
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buf->st_gid = 2; /* bin */
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}
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return ret;
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}
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/* this is to fool mkdir, don't allow to remove owner execute right from directories */
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int chmod(const char *path, mode_t mode)
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{
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int ret = 0;
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static int (*p_chmod) (const char *path, mode_t mode) = NULL;
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if (p_chmod == NULL)
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p_chmod = (int (*)(const char *path, mode_t mode))
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dlsym (RTLD_NEXT, "chmod");
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if ((mode & S_IXUSR) == 0)
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{
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struct stat statbuf;
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if (stat(path, &statbuf) == 0)
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{
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if ((statbuf.st_mode & S_IFDIR) != 0)
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mode = (mode | S_IXUSR);
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}
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}
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ret = (*p_chmod)(path, mode);
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return ret;
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}
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/* This is to fool tar */
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int fstatat64(int fildes, const char *path, struct stat64 *buf, int flag)
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{
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int ret = 0;
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static int (*p_fstatat) (int fildes, const char *path, struct stat64 *buf, int flag) = NULL;
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if (p_fstatat == NULL)
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p_fstatat = (int (*)(int fildes, const char *path, struct stat64 *buf, int flag))
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dlsym (RTLD_NEXT, "fstatat64");
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ret = (*p_fstatat)(fildes, path, buf, flag);
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if (buf != NULL)
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{
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buf->st_uid = 0; /* root */
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buf->st_gid = 2; /* bin */
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}
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return ret;
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}
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#elif defined LINUX
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uid_t getuid (void) {return 0;}
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uid_t geteuid (void) {return 0;}
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/* This is to fool tar */
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#ifdef X86_64
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int __lxstat(int n, const char *path, struct stat *buf)
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{
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int ret = 0;
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static int (*p_lstat) (int n, const char *path, struct stat *buf) = NULL;
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if (p_lstat == NULL)
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p_lstat = (int (*)(int n, const char *path, struct stat *buf))
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dlsym (RTLD_NEXT, "__lxstat");
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ret = (*p_lstat)(n, path, buf);
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#if defined __GNUC__
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wnonnull"
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// __lxstat may be declared in system headers as taking nonnull argument
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#endif
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assert(buf != NULL);
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#if defined __GNUC__
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#pragma GCC diagnostic pop
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#endif
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buf->st_uid = 0; /* root */
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buf->st_gid = 0; /* root */
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return ret;
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}
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#else
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int __lxstat64(int n, const char *path, struct stat64 *buf)
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{
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int ret = 0;
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static int (*p_lstat) (int n, const char *path, struct stat64 *buf) = NULL;
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if (p_lstat == NULL)
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p_lstat = (int (*)(int n, const char *path, struct stat64 *buf))
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dlsym (RTLD_NEXT, "__lxstat64");
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ret = (*p_lstat)(n, path, buf);
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assert(buf != NULL);
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buf->st_uid = 0;
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buf->st_gid = 0;
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return ret;
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}
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#endif
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#endif
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#ifdef _cplusplus
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}
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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