120 lines
2.9 KiB
C
120 lines
2.9 KiB
C
#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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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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if (buf != NULL)
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{
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buf->st_uid = 0; /* root */
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buf->st_gid = 0; /* root */
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}
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return ret;
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}
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#endif
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#ifdef _cplusplus
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}
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#endif
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