| 1 | /* | 
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| 2 | Unix SMB/Netbios implementation. | 
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| 3 | Version 2.0 | 
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| 4 | SMB wrapper functions | 
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| 5 | Copyright (C) Derrell Lipman 2003-2005 | 
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| 6 |  | 
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| 7 | This program is free software; you can redistribute it and/or modify | 
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| 8 | it under the terms of the GNU General Public License as published by | 
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| 9 | the Free Software Foundation; either version 3 of the License, or | 
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| 10 | (at your option) any later version. | 
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| 11 |  | 
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| 12 | This program is distributed in the hope that it will be useful, | 
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| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | 
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| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
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| 15 | GNU General Public License for more details. | 
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| 16 |  | 
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| 17 | You should have received a copy of the GNU General Public License | 
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| 18 | along with this program.  If not, see <http://www.gnu.org/licenses/>. | 
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| 19 | */ | 
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| 20 |  | 
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| 21 | #ifndef __WRAPPER_H__ | 
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| 22 | #define __WRAPPER_H__ | 
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| 23 |  | 
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| 24 | #include <sys/stat.h> | 
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| 25 | #include <sys/select.h> | 
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| 26 | #include <sys/time.h> | 
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| 27 | #include <sys/types.h> | 
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| 28 | #include <unistd.h> | 
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| 29 | #include <dirent.h> | 
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| 30 | #include <utime.h> | 
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| 31 | #include <signal.h> | 
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| 32 | #include <stdio.h> | 
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| 33 |  | 
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| 34 | #ifndef __FD_SETSIZE | 
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| 35 | #  define __FD_SETSIZE  256 | 
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| 36 | #endif | 
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| 37 |  | 
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| 38 | extern int smbw_fd_map[__FD_SETSIZE]; | 
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| 39 | extern int smbw_ref_count[__FD_SETSIZE]; | 
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| 40 | extern char smbw_cwd[PATH_MAX]; | 
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| 41 | extern char smbw_prefix[]; | 
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| 42 |  | 
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| 43 | typedef struct SMBW_stat { | 
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| 44 | unsigned long           s_dev;     /* device */ | 
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| 45 | unsigned long           s_ino;     /* inode */ | 
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| 46 | unsigned long           s_mode;    /* protection */ | 
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| 47 | unsigned long           s_nlink;   /* number of hard links */ | 
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| 48 | unsigned long           s_uid;     /* user ID of owner */ | 
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| 49 | unsigned long           s_gid;     /* group ID of owner */ | 
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| 50 | unsigned long           s_rdev;    /* device type (if inode device) */ | 
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| 51 | unsigned long long      s_size;    /* total size, in bytes */ | 
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| 52 | unsigned long           s_blksize; /* blocksize for filesystem I/O */ | 
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| 53 | unsigned long           s_blocks;  /* number of blocks allocated */ | 
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| 54 | unsigned long           s_atime;   /* time of last access */ | 
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| 55 | unsigned long           s_mtime;   /* time of last modification */ | 
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| 56 | unsigned long           s_ctime;   /* time of last change */ | 
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| 57 | } SMBW_stat; | 
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| 58 |  | 
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| 59 | typedef struct SMBW_dirent { | 
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| 60 | unsigned long           d_ino;      /* inode number */ | 
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| 61 | unsigned long long      d_off;      /* offset to the next dirent */ | 
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| 62 | unsigned long           d_reclen;   /* length of this record */ | 
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| 63 | unsigned long           d_type;     /* type of file */ | 
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| 64 | char                    d_name[256]; /* filename */ | 
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| 65 | char                    d_comment[256]; /* comment */ | 
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| 66 | } SMBW_dirent; | 
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| 67 |  | 
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| 68 | struct kernel_sigaction { | 
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| 69 | __sighandler_t k_sa_handler; | 
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| 70 | unsigned long sa_flags; | 
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| 71 | sigset_t sa_mask; | 
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| 72 | }; | 
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| 73 |  | 
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| 74 | typedef struct SMBW_libc | 
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| 75 | { | 
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| 76 | /* write() is first, to allow debugging */ | 
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| 77 | ssize_t (* write)(int fd, void *buf, size_t count); | 
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| 78 | int (* open)(char *name, int flags, mode_t mode); | 
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| 79 | int (* _open)(char *name, int flags, mode_t mode) ; | 
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| 80 | int (* __open)(char *name, int flags, mode_t mode) ; | 
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| 81 | int (* open64)(char *name, int flags, mode_t mode); | 
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| 82 | int (* _open64)(char *name, int flags, mode_t mode) ; | 
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| 83 | int (* __open64)(char *name, int flags, mode_t mode) ; | 
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| 84 | ssize_t (* pread)(int fd, void *buf, size_t size, off_t ofs); | 
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| 85 | ssize_t (* pread64)(int fd, void *buf, size_t size, off64_t ofs); | 
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| 86 | ssize_t (* pwrite)(int fd, void *buf, size_t size, off_t ofs); | 
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| 87 | ssize_t (* pwrite64)(int fd, void *buf, size_t size, off64_t ofs); | 
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| 88 | int (* close)(int fd); | 
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| 89 | int (* __close)(int fd); | 
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| 90 | int (* _close)(int fd); | 
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| 91 | int (* fcntl)(int fd, int cmd, long arg); | 
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| 92 | int (* __fcntl)(int fd, int cmd, long arg); | 
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| 93 | int (* _fcntl)(int fd, int cmd, long arg); | 
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| 94 | int (* getdents)(int fd, struct dirent *dirp, unsigned int count); | 
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| 95 | int (* __getdents)(int fd, struct dirent *dirp, unsigned int count); | 
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| 96 | int (* _getdents)(int fd, struct dirent *dirp, unsigned int count); | 
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| 97 | int (* getdents64)(int fd, struct dirent64 *dirp, unsigned int count); | 
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| 98 | off_t (* lseek)(int fd, off_t offset, int whence); | 
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| 99 | off_t (* __lseek)(int fd, off_t offset, int whence); | 
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| 100 | off_t (* _lseek)(int fd, off_t offset, int whence); | 
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| 101 | off64_t (* lseek64)(int fd, off64_t offset, int whence); | 
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| 102 | off64_t (* __lseek64)(int fd, off64_t offset, int whence); | 
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| 103 | off64_t (* _lseek64)(int fd, off64_t offset, int whence); | 
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| 104 | ssize_t (* read)(int fd, void *buf, size_t count); | 
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| 105 | ssize_t (* __read)(int fd, void *buf, size_t count); | 
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| 106 | ssize_t (* _read)(int fd, void *buf, size_t count); | 
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| 107 | ssize_t (* __write)(int fd, void *buf, size_t count); | 
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| 108 | ssize_t (* _write)(int fd, void *buf, size_t count); | 
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| 109 | int (* access)(char *name, int mode); | 
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| 110 | int (* chmod)(char *name, mode_t mode); | 
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| 111 | int (* fchmod)(int fd, mode_t mode); | 
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| 112 | int (* chown)(char *name, uid_t owner, gid_t group); | 
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| 113 | int (* fchown)(int fd, uid_t owner, gid_t group); | 
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| 114 | int (* __xstat)(int vers, char *name, struct stat *st); | 
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| 115 | char * ( *getcwd)(char *buf, size_t size); | 
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| 116 | int (* mkdir)(char *name, mode_t mode); | 
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| 117 | int (* __fxstat)(int vers, int fd, struct stat *st); | 
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| 118 | int (* __lxstat)(int vers, char *name, struct stat *st); | 
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| 119 | int (* stat)(char *name, struct stat *st); | 
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| 120 | int (* lstat)(char *name, struct stat *st); | 
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| 121 | int (* fstat)(int fd, struct stat *st); | 
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| 122 | int (* unlink)(char *name); | 
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| 123 | int (* utime)(char *name, struct utimbuf *tvp); | 
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| 124 | int (* utimes)(char *name, struct timeval *tvp); | 
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| 125 | int (* readlink)(char *path, char *buf, size_t bufsize); | 
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| 126 | int (* rename)(char *oldname, char *newname); | 
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| 127 | int (* rmdir)(char *name); | 
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| 128 | int (* symlink)(char *topath, char *frompath); | 
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| 129 | int (* dup)(int fd); | 
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| 130 | int (* dup2)(int oldfd, int newfd); | 
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| 131 | DIR * (* opendir)(char *name); | 
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| 132 | struct dirent * (* readdir)(DIR *dir); | 
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| 133 | int (* closedir)(DIR *dir); | 
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| 134 | off_t (* telldir)(DIR *dir); | 
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| 135 | void (* seekdir)(DIR *dir, off_t offset); | 
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| 136 | int (* creat)(char *path, mode_t mode); | 
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| 137 | int (* creat64)(char *path, mode_t mode); | 
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| 138 | int (* __xstat64)(int ver, char *name, struct stat64 *st64); | 
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| 139 | int (* stat64)(char *name, struct stat64 *st64); | 
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| 140 | int (* __fxstat64)(int ver, int fd, struct stat64 *st64); | 
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| 141 | int (* fstat64)(int fd, struct stat64 *st64); | 
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| 142 | int (* __lxstat64)(int ver, char *name, struct stat64 *st64); | 
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| 143 | int (* lstat64)(char *name, struct stat64 *st64); | 
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| 144 | int (* _llseek)(unsigned int fd,  unsigned  long  offset_high, unsigned  long  offset_low,  loff_t  *result, unsigned int whence); | 
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| 145 | struct dirent64 * (* readdir64)(DIR *dir); | 
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| 146 | int (* readdir_r)(DIR *dir, struct dirent *entry, struct dirent **result); | 
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| 147 | int (* readdir64_r)(DIR *dir, struct dirent64 *entry, struct dirent64 **result); | 
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| 148 | int (* setxattr)(const char *fname, | 
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| 149 | const char *name, | 
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| 150 | const void *value, | 
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| 151 | size_t size, | 
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| 152 | int flags); | 
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| 153 | int (* lsetxattr)(const char *fname, | 
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| 154 | const char *name, | 
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| 155 | const void *value, | 
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| 156 | size_t size, | 
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| 157 | int flags); | 
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| 158 | int (* fsetxattr)(int smbw_fd, | 
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| 159 | const char *name, | 
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| 160 | const void *value, | 
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| 161 | size_t size, | 
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| 162 | int flags); | 
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| 163 | int (* getxattr)(const char *fname, | 
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| 164 | const char *name, | 
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| 165 | const void *value, | 
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| 166 | size_t size); | 
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| 167 | int (* lgetxattr)(const char *fname, | 
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| 168 | const char *name, | 
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| 169 | const void *value, | 
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| 170 | size_t size); | 
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| 171 | int (* fgetxattr)(int smbw_fd, | 
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| 172 | const char *name, | 
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| 173 | const void *value, | 
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| 174 | size_t size); | 
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| 175 | int (* removexattr)(const char *fname, | 
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| 176 | const char *name); | 
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| 177 | int (* lremovexattr)(const char *fname, | 
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| 178 | const char *name); | 
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| 179 | int (* fremovexattr)(int smbw_fd, | 
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| 180 | const char *name); | 
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| 181 | int (* listxattr)(const char *fname, | 
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| 182 | char *list, | 
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| 183 | size_t size); | 
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| 184 | int (* llistxattr)(const char *fname, | 
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| 185 | char *list, | 
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| 186 | size_t size); | 
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| 187 | int (* flistxattr)(int smbw_fd, | 
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| 188 | char *list, | 
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| 189 | size_t size); | 
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| 190 | int (* chdir)(const char *path); | 
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| 191 | int (* fchdir)(int fd); | 
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| 192 | pid_t (* fork)(void); | 
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| 193 | int (* select)(int n, | 
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| 194 | fd_set *readfds, | 
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| 195 | fd_set *writefds, | 
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| 196 | fd_set *exceptfds, | 
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| 197 | struct timeval *timeout); | 
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| 198 | int (* _select)(int n, | 
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| 199 | fd_set *readfds, | 
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| 200 | fd_set *writefds, | 
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| 201 | fd_set *exceptfds, | 
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| 202 | struct timeval *timeout); | 
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| 203 | int (* __select)(int n, | 
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| 204 | fd_set *readfds, | 
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| 205 | fd_set *writefds, | 
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| 206 | fd_set *exceptfds, | 
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| 207 | struct timeval *timeout); | 
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| 208 | } SMBW_libc_pointers; | 
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| 209 |  | 
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| 210 | extern SMBW_libc_pointers smbw_libc; | 
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| 211 |  | 
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| 212 | #endif /* __WRAPPER_H__ */ | 
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