1 /*- 2 * Copyright (c) 2009-2011 Michihiro NAKAJIMA 3 * Copyright (c) 2003-2006 Tim Kientzle 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer 11 * in this position and unchanged. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 /* 29 * TODO: A lot of stuff in here isn't actually used by libarchive and 30 * can be trimmed out. Note that this file is used by libarchive and 31 * libarchive_test but nowhere else. (But note that it gets compiled 32 * with many different Windows environments, including MinGW, Visual 33 * Studio, and Cygwin. Significant changes should be tested in all three.) 34 */ 35 36 /* 37 * TODO: Don't use off_t in here. Use __int64 instead. Note that 38 * Visual Studio and the Windows SDK define off_t as 32 bits; Win32's 39 * more modern file handling APIs all use __int64 instead of off_t. 40 */ 41 42 #ifndef LIBARCHIVE_ARCHIVE_WINDOWS_H_INCLUDED 43 #define LIBARCHIVE_ARCHIVE_WINDOWS_H_INCLUDED 44 45 #ifndef __LIBARCHIVE_BUILD 46 #error This header is only to be used internally to libarchive. 47 #endif 48 49 /* Start of configuration for native Win32 */ 50 #ifndef MINGW_HAS_SECURE_API 51 #define MINGW_HAS_SECURE_API 1 52 #endif 53 54 #include <errno.h> 55 #define set_errno(val) ((errno)=val) 56 #include <io.h> 57 #include <stdlib.h> //brings in NULL 58 #if defined(HAVE_STDINT_H) 59 #include <stdint.h> 60 #endif 61 #include <stdio.h> 62 #include <fcntl.h> 63 #include <sys/stat.h> 64 #include <process.h> 65 #include <direct.h> 66 #if defined(__MINGW32__) && defined(HAVE_UNISTD_H) 67 /* Prevent build error from a type mismatch of ftruncate(). 68 * This unistd.h defines it as ftruncate(int, off_t). */ 69 #include <unistd.h> 70 #endif 71 #define NOCRYPT 72 #include <windows.h> 73 //#define EFTYPE 7 74 75 #if defined(__BORLANDC__) 76 #pragma warn -8068 /* Constant out of range in comparison. */ 77 #pragma warn -8072 /* Suspicious pointer arithmetic. */ 78 #endif 79 80 #ifndef NULL 81 #ifdef __cplusplus 82 #define NULL 0 83 #else 84 #define NULL ((void *)0) 85 #endif 86 #endif 87 88 /* Alias the Windows _function to the POSIX equivalent. */ 89 #define close _close 90 #define fcntl(fd, cmd, flg) /* No operation. */ 91 #ifndef fileno 92 #define fileno _fileno 93 #endif 94 #ifdef fstat 95 #undef fstat 96 #endif 97 #define fstat __la_fstat 98 #if !defined(__BORLANDC__) 99 #ifdef lseek 100 #undef lseek 101 #endif 102 #define lseek _lseeki64 103 #else 104 #define lseek __la_lseek 105 #define __LA_LSEEK_NEEDED 106 #endif 107 #define lstat __la_stat 108 #define open __la_open 109 #define read __la_read 110 #if !defined(__BORLANDC__) && !defined(__WATCOMC__) 111 #define setmode _setmode 112 #endif 113 #define la_stat(path,stref) __la_stat(path,stref) 114 #if !defined(__WATCOMC__) 115 #if !defined(__BORLANDC__) 116 #define strdup _strdup 117 #endif 118 #define tzset _tzset 119 #if !defined(__BORLANDC__) 120 #define umask _umask 121 #endif 122 #endif 123 #define waitpid __la_waitpid 124 #define write __la_write 125 126 #if !defined(__WATCOMC__) 127 128 #ifndef O_RDONLY 129 #define O_RDONLY _O_RDONLY 130 #define O_WRONLY _O_WRONLY 131 #define O_TRUNC _O_TRUNC 132 #define O_CREAT _O_CREAT 133 #define O_EXCL _O_EXCL 134 #define O_BINARY _O_BINARY 135 #endif 136 137 #ifndef _S_IFIFO 138 #define _S_IFIFO 0010000 /* pipe */ 139 #endif 140 #ifndef _S_IFCHR 141 #define _S_IFCHR 0020000 /* character special */ 142 #endif 143 #ifndef _S_IFDIR 144 #define _S_IFDIR 0040000 /* directory */ 145 #endif 146 #ifndef _S_IFBLK 147 #define _S_IFBLK 0060000 /* block special */ 148 #endif 149 #ifndef _S_IFLNK 150 #define _S_IFLNK 0120000 /* symbolic link */ 151 #endif 152 #ifndef _S_IFSOCK 153 #define _S_IFSOCK 0140000 /* socket */ 154 #endif 155 #ifndef _S_IFREG 156 #define _S_IFREG 0100000 /* regular */ 157 #endif 158 #ifndef _S_IFMT 159 #define _S_IFMT 0170000 /* file type mask */ 160 #endif 161 162 #ifndef S_IFIFO 163 #define S_IFIFO _S_IFIFO 164 #endif 165 //#define S_IFCHR _S_IFCHR 166 //#define S_IFDIR _S_IFDIR 167 #ifndef S_IFBLK 168 #define S_IFBLK _S_IFBLK 169 #endif 170 #ifndef S_IFLNK 171 #define S_IFLNK _S_IFLNK 172 #endif 173 #ifndef S_IFSOCK 174 #define S_IFSOCK _S_IFSOCK 175 #endif 176 //#define S_IFREG _S_IFREG 177 //#define S_IFMT _S_IFMT 178 179 #ifndef S_ISBLK 180 #define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK) /* block special */ 181 #define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO) /* fifo or socket */ 182 #define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR) /* char special */ 183 #define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR) /* directory */ 184 #define S_ISREG(m) (((m) & S_IFMT) == S_IFREG) /* regular file */ 185 #endif 186 #define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK) /* Symbolic link */ 187 #define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK) /* Socket */ 188 189 #define _S_ISUID 0004000 /* set user id on execution */ 190 #define _S_ISGID 0002000 /* set group id on execution */ 191 #define _S_ISVTX 0001000 /* save swapped text even after use */ 192 193 #define S_ISUID _S_ISUID 194 #define S_ISGID _S_ISGID 195 #define S_ISVTX _S_ISVTX 196 197 #define _S_IRWXU (_S_IREAD | _S_IWRITE | _S_IEXEC) 198 #define _S_IXUSR _S_IEXEC /* read permission, user */ 199 #define _S_IWUSR _S_IWRITE /* write permission, user */ 200 #define _S_IRUSR _S_IREAD /* execute/search permission, user */ 201 #define _S_IRWXG (_S_IRWXU >> 3) 202 #define _S_IXGRP (_S_IXUSR >> 3) /* read permission, group */ 203 #define _S_IWGRP (_S_IWUSR >> 3) /* write permission, group */ 204 #define _S_IRGRP (_S_IRUSR >> 3) /* execute/search permission, group */ 205 #define _S_IRWXO (_S_IRWXG >> 3) 206 #define _S_IXOTH (_S_IXGRP >> 3) /* read permission, other */ 207 #define _S_IWOTH (_S_IWGRP >> 3) /* write permission, other */ 208 #define _S_IROTH (_S_IRGRP >> 3) /* execute/search permission, other */ 209 210 #ifndef S_IRWXU 211 #define S_IRWXU _S_IRWXU 212 #define S_IXUSR _S_IXUSR 213 #define S_IWUSR _S_IWUSR 214 #define S_IRUSR _S_IRUSR 215 #endif 216 #ifndef S_IRWXG 217 #define S_IRWXG _S_IRWXG 218 #define S_IXGRP _S_IXGRP 219 #define S_IWGRP _S_IWGRP 220 #endif 221 #ifndef S_IRGRP 222 #define S_IRGRP _S_IRGRP 223 #endif 224 #ifndef S_IRWXO 225 #define S_IRWXO _S_IRWXO 226 #define S_IXOTH _S_IXOTH 227 #define S_IWOTH _S_IWOTH 228 #define S_IROTH _S_IROTH 229 #endif 230 231 #endif 232 233 #define F_DUPFD 0 /* Duplicate file descriptor. */ 234 #define F_GETFD 1 /* Get file descriptor flags. */ 235 #define F_SETFD 2 /* Set file descriptor flags. */ 236 #define F_GETFL 3 /* Get file status flags. */ 237 #define F_SETFL 4 /* Set file status flags. */ 238 #define F_GETOWN 5 /* Get owner (receiver of SIGIO). */ 239 #define F_SETOWN 6 /* Set owner (receiver of SIGIO). */ 240 #define F_GETLK 7 /* Get record locking info. */ 241 #define F_SETLK 8 /* Set record locking info (non-blocking). */ 242 #define F_SETLKW 9 /* Set record locking info (blocking). */ 243 244 /* XXX missing */ 245 #define F_GETLK64 7 /* Get record locking info. */ 246 #define F_SETLK64 8 /* Set record locking info (non-blocking). */ 247 #define F_SETLKW64 9 /* Set record locking info (blocking). */ 248 249 /* File descriptor flags used with F_GETFD and F_SETFD. */ 250 #define FD_CLOEXEC 1 /* Close on exec. */ 251 252 //NOT SURE IF O_NONBLOCK is OK here but at least the 0x0004 flag is not used by anything else... 253 #define O_NONBLOCK 0x0004 /* Non-blocking I/O. */ 254 //#define O_NDELAY O_NONBLOCK 255 256 /* Symbolic constants for the access() function */ 257 #if !defined(F_OK) 258 #define R_OK 4 /* Test for read permission */ 259 #define W_OK 2 /* Test for write permission */ 260 #define X_OK 1 /* Test for execute permission */ 261 #define F_OK 0 /* Test for existence of file */ 262 #endif 263 264 265 /* Replacement POSIX function */ 266 extern int __la_fstat(int fd, struct stat *st); 267 extern int __la_lstat(const char *path, struct stat *st); 268 #if defined(__LA_LSEEK_NEEDED) 269 extern __int64 __la_lseek(int fd, __int64 offset, int whence); 270 #endif 271 extern int __la_open(const char *path, int flags, ...); 272 extern ssize_t __la_read(int fd, void *buf, size_t nbytes); 273 extern int __la_stat(const char *path, struct stat *st); 274 extern pid_t __la_waitpid(HANDLE child, int *status, int option); 275 extern ssize_t __la_write(int fd, const void *buf, size_t nbytes); 276 277 #define _stat64i32(path, st) __la_stat(path, st) 278 #define _stat64(path, st) __la_stat(path, st) 279 /* for status returned by la_waitpid */ 280 #define WIFEXITED(sts) ((sts & 0x100) == 0) 281 #define WEXITSTATUS(sts) (sts & 0x0FF) 282 283 extern wchar_t *__la_win_permissive_name(const char *name); 284 extern wchar_t *__la_win_permissive_name_w(const wchar_t *wname); 285 extern void __la_dosmaperr(unsigned long e); 286 #define la_dosmaperr(e) __la_dosmaperr(e) 287 extern struct archive_entry *__la_win_entry_in_posix_pathseparator( 288 struct archive_entry *); 289 290 #if defined(HAVE_WCRTOMB) && defined(__BORLANDC__) 291 typedef int mbstate_t; 292 size_t wcrtomb(char *, wchar_t, mbstate_t *); 293 #endif 294 295 #if !WINAPI_FAMILY_PARTITION (WINAPI_PARTITION_DESKTOP) && NTDDI_VERSION < NTDDI_WIN10_VB 296 // not supported in UWP SDK before 20H1 297 #define GetVolumePathNameW(f, v, c) (0) 298 #elif defined(_MSC_VER) && _MSC_VER < 1300 299 WINBASEAPI BOOL WINAPI GetVolumePathNameW( 300 LPCWSTR lpszFileName, 301 LPWSTR lpszVolumePathName, 302 DWORD cchBufferLength 303 ); 304 #endif 305 #if defined(_MSC_VER) && _MSC_VER < 1300 306 # if _WIN32_WINNT < 0x0500 /* windows.h not providing 0x500 API */ 307 typedef struct _FILE_ALLOCATED_RANGE_BUFFER { 308 LARGE_INTEGER FileOffset; 309 LARGE_INTEGER Length; 310 } FILE_ALLOCATED_RANGE_BUFFER, *PFILE_ALLOCATED_RANGE_BUFFER; 311 # define FSCTL_SET_SPARSE \ 312 CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 49, METHOD_BUFFERED, FILE_WRITE_DATA) 313 # define FSCTL_QUERY_ALLOCATED_RANGES \ 314 CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 51, METHOD_NEITHER, FILE_READ_DATA) 315 # endif 316 #endif 317 318 #endif /* LIBARCHIVE_ARCHIVE_WINDOWS_H_INCLUDED */ 319