winutil.c 21 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426
  1. /*
  2. +----------------------------------------------------------------------+
  3. | PHP Version 7 |
  4. +----------------------------------------------------------------------+
  5. | Copyright (c) 1997-2018 The PHP Group |
  6. +----------------------------------------------------------------------+
  7. | This source file is subject to version 3.01 of the PHP license, |
  8. | that is bundled with this package in the file LICENSE, and is |
  9. | available through the world-wide-web at the following url: |
  10. | http://www.php.net/license/3_01.txt |
  11. | If you did not receive a copy of the PHP license and are unable to |
  12. | obtain it through the world-wide-web, please send a note to |
  13. | license@php.net so we can mail you a copy immediately. |
  14. +----------------------------------------------------------------------+
  15. | Author: Zeev Suraski <zeev@php.net> |
  16. * Pierre Joye <pierre@php.net> |
  17. +----------------------------------------------------------------------+
  18. */
  19. #include "php.h"
  20. #include "winutil.h"
  21. #include <bcrypt.h>
  22. #include <lmcons.h>
  23. PHP_WINUTIL_API char *php_win32_error_to_msg(HRESULT error)
  24. {/*{{{*/
  25. char *buf = NULL;
  26. FormatMessage(
  27. FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
  28. NULL, error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPTSTR)&buf, 0, NULL
  29. );
  30. return (buf ? (char *) buf : "");
  31. }/*}}}*/
  32. int php_win32_check_trailing_space(const char * path, const size_t path_len)
  33. {/*{{{*/
  34. if (path_len > MAXPATHLEN - 1) {
  35. return 1;
  36. }
  37. if (path) {
  38. if (path[0] == ' ' || path[path_len - 1] == ' ') {
  39. return 0;
  40. } else {
  41. return 1;
  42. }
  43. } else {
  44. return 0;
  45. }
  46. }/*}}}*/
  47. static BCRYPT_ALG_HANDLE bcrypt_algo;
  48. static BOOL has_bcrypt_algo = 0;
  49. #define NT_SUCCESS(Status) (((NTSTATUS)(Status)) >= 0)
  50. #ifdef PHP_EXPORTS
  51. BOOL php_win32_shutdown_random_bytes(void)
  52. {/*{{{*/
  53. BOOL ret = TRUE;
  54. if (has_bcrypt_algo) {
  55. ret = NT_SUCCESS(BCryptCloseAlgorithmProvider(bcrypt_algo, 0));
  56. has_bcrypt_algo = 0;
  57. }
  58. return ret;
  59. }/*}}}*/
  60. BOOL php_win32_init_random_bytes(void)
  61. {/*{{{*/
  62. if (has_bcrypt_algo) {
  63. return TRUE;
  64. }
  65. has_bcrypt_algo = NT_SUCCESS(BCryptOpenAlgorithmProvider(&bcrypt_algo, BCRYPT_RNG_ALGORITHM, NULL, 0));
  66. return has_bcrypt_algo;
  67. }/*}}}*/
  68. #endif
  69. PHP_WINUTIL_API int php_win32_get_random_bytes(unsigned char *buf, size_t size)
  70. { /* {{{ */
  71. BOOL ret;
  72. #if 0
  73. /* Currently we fail on startup, with CNG API it shows no regressions so far and is secure.
  74. Should switch on and try to reinit, if it fails too often on startup. This means also
  75. bringing locks back. */
  76. if (has_bcrypt_algo == 0) {
  77. return FAILURE;
  78. }
  79. #endif
  80. /* No sense to loop here, the limit is huge enough. */
  81. ret = NT_SUCCESS(BCryptGenRandom(bcrypt_algo, buf, (ULONG)size, 0));
  82. return ret ? SUCCESS : FAILURE;
  83. }
  84. /* }}} */
  85. /*
  86. * This functions based on the code from the UNIXem project under
  87. * the BSD like license. Modified for PHP by ab@php.net
  88. *
  89. * Home: http://synesis.com.au/software/
  90. *
  91. * Copyright (c) 2005-2010, Matthew Wilson and Synesis Software
  92. */
  93. PHP_WINUTIL_API int php_win32_code_to_errno(unsigned long w32Err)
  94. {/*{{{*/
  95. size_t i;
  96. struct code_to_errno_map
  97. {
  98. unsigned long w32Err;
  99. int eerrno;
  100. };
  101. static const struct code_to_errno_map errmap[] =
  102. {
  103. /* 1 */ { ERROR_INVALID_FUNCTION , EINVAL }
  104. /* 2 */ , { ERROR_FILE_NOT_FOUND , ENOENT }
  105. /* 3 */ , { ERROR_PATH_NOT_FOUND , ENOENT }
  106. /* 4 */ , { ERROR_TOO_MANY_OPEN_FILES , EMFILE }
  107. /* 5 */ , { ERROR_ACCESS_DENIED , EACCES }
  108. /* 6 */ , { ERROR_INVALID_HANDLE , EBADF }
  109. /* 7 */ , { ERROR_ARENA_TRASHED , ENOMEM }
  110. /* 8 */ , { ERROR_NOT_ENOUGH_MEMORY , ENOMEM }
  111. /* 9 */ , { ERROR_INVALID_BLOCK , ENOMEM }
  112. /* 10 */ , { ERROR_BAD_ENVIRONMENT , E2BIG }
  113. /* 11 */ , { ERROR_BAD_FORMAT , ENOEXEC }
  114. /* 12 */ , { ERROR_INVALID_ACCESS , EINVAL }
  115. /* 13 */ , { ERROR_INVALID_DATA , EINVAL }
  116. /* 14 */ , { ERROR_OUTOFMEMORY , ENOMEM }
  117. /* 15 */ , { ERROR_INVALID_DRIVE , ENOENT }
  118. /* 16 */ , { ERROR_CURRENT_DIRECTORY , ECURDIR }
  119. /* 17 */ , { ERROR_NOT_SAME_DEVICE , EXDEV }
  120. /* 18 */ , { ERROR_NO_MORE_FILES , ENOENT }
  121. /* 19 */ , { ERROR_WRITE_PROTECT , EROFS }
  122. /* 20 */ , { ERROR_BAD_UNIT , ENXIO }
  123. /* 21 */ , { ERROR_NOT_READY , EBUSY }
  124. /* 22 */ , { ERROR_BAD_COMMAND , EIO }
  125. /* 23 */ , { ERROR_CRC , EIO }
  126. /* 24 */ , { ERROR_BAD_LENGTH , EIO }
  127. /* 25 */ , { ERROR_SEEK , EIO }
  128. /* 26 */ , { ERROR_NOT_DOS_DISK , EIO }
  129. /* 27 */ , { ERROR_SECTOR_NOT_FOUND , ENXIO }
  130. /* 28 */ , { ERROR_OUT_OF_PAPER , EBUSY }
  131. /* 29 */ , { ERROR_WRITE_FAULT , EIO }
  132. /* 30 */ , { ERROR_READ_FAULT , EIO }
  133. /* 31 */ , { ERROR_GEN_FAILURE , EIO }
  134. /* 32 */ , { ERROR_SHARING_VIOLATION , EAGAIN }
  135. /* 33 */ , { ERROR_LOCK_VIOLATION , EACCES }
  136. /* 34 */ , { ERROR_WRONG_DISK , ENXIO }
  137. /* 35 */ , { 35 , ENFILE }
  138. /* 36 */ , { ERROR_SHARING_BUFFER_EXCEEDED , ENFILE }
  139. /* 37 */ , { ERROR_HANDLE_EOF , EINVAL }
  140. /* 38 */ , { ERROR_HANDLE_DISK_FULL , ENOSPC }
  141. #if 0
  142. /* 39 */ , { 0 , 0 }
  143. /* 40 */ , { 0 , 0 }
  144. /* 41 */ , { 0 , 0 }
  145. /* 42 */ , { 0 , 0 }
  146. /* 43 */ , { 0 , 0 }
  147. /* 44 */ , { 0 , 0 }
  148. /* 45 */ , { 0 , 0 }
  149. /* 46 */ , { 0 , 0 }
  150. /* 47 */ , { 0 , 0 }
  151. /* 48 */ , { 0 , 0 }
  152. /* 49 */ , { 0 , 0 }
  153. #endif
  154. /* 50 */ , { ERROR_NOT_SUPPORTED , ENOSYS }
  155. #if 0
  156. /* 51 */ , { 0 , 0 }
  157. /* 52 */ , { 0 , 0 }
  158. #endif
  159. /* 53 */ , { ERROR_BAD_NETPATH , ENOENT }
  160. #if 0
  161. /* 54 */ , { 0 , 0 }
  162. /* 55 */ , { 0 , 0 }
  163. /* 56 */ , { 0 , 0 }
  164. /* 57 */ , { 0 , 0 }
  165. /* 58 */ , { 0 , 0 }
  166. /* 59 */ , { 0 , 0 }
  167. /* 60 */ , { 0 , 0 }
  168. /* 61 */ , { 0 , 0 }
  169. /* 62 */ , { 0 , 0 }
  170. /* 63 */ , { 0 , 0 }
  171. /* 64 */ , { 0 , 0 }
  172. #endif
  173. /* 65 */ , { ERROR_NETWORK_ACCESS_DENIED , EACCES }
  174. #if 0
  175. /* 66 */ , { 0 , 0 }
  176. #endif
  177. /* 67 */ , { ERROR_BAD_NET_NAME , ENOENT }
  178. #if 0
  179. /* 68 */ , { 0 , 0 }
  180. /* 69 */ , { 0 , 0 }
  181. /* 70 */ , { 0 , 0 }
  182. /* 71 */ , { 0 , 0 }
  183. /* 72 */ , { 0 , 0 }
  184. /* 73 */ , { 0 , 0 }
  185. /* 74 */ , { 0 , 0 }
  186. /* 75 */ , { 0 , 0 }
  187. /* 76 */ , { 0 , 0 }
  188. /* 77 */ , { 0 , 0 }
  189. /* 78 */ , { 0 , 0 }
  190. /* 79 */ , { 0 , 0 }
  191. #endif
  192. /* 80 */ , { ERROR_FILE_EXISTS , EEXIST }
  193. #if 0
  194. /* 81 */ , { 0 , 0 }
  195. #endif
  196. /* 82 */ , { ERROR_CANNOT_MAKE , EACCES }
  197. /* 83 */ , { ERROR_FAIL_I24 , EACCES }
  198. #if 0
  199. /* 84 */ , { 0 , 0 }
  200. /* 85 */ , { 0 , 0 }
  201. /* 86 */ , { 0 , 0 }
  202. #endif
  203. /* 87 */ , { ERROR_INVALID_PARAMETER , EINVAL }
  204. #if 0
  205. /* 88 */ , { 0 , 0 }
  206. #endif
  207. /* 89 */ , { ERROR_NO_PROC_SLOTS , EAGAIN }
  208. #if 0
  209. /* 90 */ , { 0 , 0 }
  210. /* 91 */ , { 0 , 0 }
  211. /* 92 */ , { 0 , 0 }
  212. /* 93 */ , { 0 , 0 }
  213. /* 94 */ , { 0 , 0 }
  214. /* 95 */ , { 0 , 0 }
  215. /* 96 */ , { 0 , 0 }
  216. /* 97 */ , { 0 , 0 }
  217. /* 98 */ , { 0 , 0 }
  218. /* 99 */ , { 0 , 0 }
  219. /* 100 */ , { 0 , 0 }
  220. /* 101 */ , { 0 , 0 }
  221. /* 102 */ , { 0 , 0 }
  222. /* 103 */ , { 0 , 0 }
  223. /* 104 */ , { 0 , 0 }
  224. /* 105 */ , { 0 , 0 }
  225. /* 106 */ , { 0 , 0 }
  226. /* 107 */ , { 0 , 0 }
  227. #endif
  228. /* 108 */ , { ERROR_DRIVE_LOCKED , EACCES }
  229. /* 109 */ , { ERROR_BROKEN_PIPE , EPIPE }
  230. #if 0
  231. /* 110 */ , { 0 , 0 }
  232. #endif
  233. /* 111 */ , { ERROR_BUFFER_OVERFLOW , ENAMETOOLONG }
  234. /* 112 */ , { ERROR_DISK_FULL , ENOSPC }
  235. #if 0
  236. /* 113 */ , { 0 , 0 }
  237. #endif
  238. /* 114 */ , { ERROR_INVALID_TARGET_HANDLE , EBADF }
  239. #if 0
  240. /* 115 */ , { 0 , 0 }
  241. /* 116 */ , { 0 , 0 }
  242. /* 117 */ , { 0 , 0 }
  243. /* 118 */ , { 0 , 0 }
  244. /* 119 */ , { 0 , 0 }
  245. /* 120 */ , { 0 , 0 }
  246. /* 121 */ , { 0 , 0 }
  247. #endif
  248. /* 122 */ , { ERROR_INSUFFICIENT_BUFFER , ERANGE }
  249. /* 123 */ , { ERROR_INVALID_NAME , ENOENT }
  250. /* 124 */ , { ERROR_INVALID_HANDLE , EINVAL }
  251. #if 0
  252. /* 125 */ , { 0 , 0 }
  253. #endif
  254. /* 126 */ , { ERROR_MOD_NOT_FOUND , ENOENT }
  255. /* 127 */ , { ERROR_PROC_NOT_FOUND , ENOENT }
  256. /* 128 */ , { ERROR_WAIT_NO_CHILDREN , ECHILD }
  257. /* 129 */ , { ERROR_CHILD_NOT_COMPLETE , ECHILD }
  258. /* 130 */ , { ERROR_DIRECT_ACCESS_HANDLE , EBADF }
  259. /* 131 */ , { ERROR_NEGATIVE_SEEK , EINVAL }
  260. /* 132 */ , { ERROR_SEEK_ON_DEVICE , EACCES }
  261. #if 0
  262. /* 133 */ , { 0 , 0 }
  263. /* 134 */ , { 0 , 0 }
  264. /* 135 */ , { 0 , 0 }
  265. /* 136 */ , { 0 , 0 }
  266. /* 137 */ , { 0 , 0 }
  267. /* 138 */ , { 0 , 0 }
  268. /* 139 */ , { 0 , 0 }
  269. /* 140 */ , { 0 , 0 }
  270. /* 141 */ , { 0 , 0 }
  271. /* 142 */ , { 0 , 0 }
  272. /* 143 */ , { 0 , 0 }
  273. /* 144 */ , { 0 , 0 }
  274. #endif
  275. /* 145 */ , { ERROR_DIR_NOT_EMPTY , ENOTEMPTY }
  276. #if 0
  277. /* 146 */ , { 0 , 0 }
  278. /* 147 */ , { 0 , 0 }
  279. /* 148 */ , { 0 , 0 }
  280. /* 149 */ , { 0 , 0 }
  281. /* 150 */ , { 0 , 0 }
  282. /* 151 */ , { 0 , 0 }
  283. /* 152 */ , { 0 , 0 }
  284. /* 153 */ , { 0 , 0 }
  285. /* 154 */ , { 0 , 0 }
  286. /* 155 */ , { 0 , 0 }
  287. /* 156 */ , { 0 , 0 }
  288. /* 157 */ , { 0 , 0 }
  289. #endif
  290. /* 158 */ , { ERROR_NOT_LOCKED , EACCES }
  291. #if 0
  292. /* 159 */ , { 0 , 0 }
  293. /* 160 */ , { 0 , 0 }
  294. #endif
  295. /* 161 */ , { ERROR_BAD_PATHNAME , ENOENT }
  296. #if 0
  297. /* 162 */ , { 0 , 0 }
  298. /* 163 */ , { 0 , 0 }
  299. #endif
  300. /* 164 */ , { ERROR_MAX_THRDS_REACHED , EAGAIN }
  301. #if 0
  302. /* 165 */ , { 0 , 0 }
  303. /* 166 */ , { 0 , 0 }
  304. #endif
  305. /* 167 */ , { ERROR_LOCK_FAILED , EACCES }
  306. #if 0
  307. /* 168 */ , { 0 , 0 }
  308. /* 169 */ , { 0 , 0 }
  309. /* 170 */ , { 0 , 0 }
  310. /* 171 */ , { 0 , 0 }
  311. /* 172 */ , { 0 , 0 }
  312. /* 173 */ , { 0 , 0 }
  313. /* 174 */ , { 0 , 0 }
  314. /* 175 */ , { 0 , 0 }
  315. /* 176 */ , { 0 , 0 }
  316. /* 177 */ , { 0 , 0 }
  317. /* 178 */ , { 0 , 0 }
  318. /* 179 */ , { 0 , 0 }
  319. /* 180 */ , { 0 , 0 }
  320. /* 181 */ , { 0 , 0 }
  321. /* 182 */ , { 0 , 0 }
  322. #endif
  323. /* 183 */ , { ERROR_ALREADY_EXISTS , EEXIST }
  324. #if 0
  325. /* 184 */ , { 0 , 0 }
  326. /* 185 */ , { 0 , 0 }
  327. /* 186 */ , { 0 , 0 }
  328. /* 187 */ , { 0 , 0 }
  329. /* 188 */ , { 0 , 0 }
  330. /* 189 */ , { 0 , 0 }
  331. /* 190 */ , { 0 , 0 }
  332. /* 191 */ , { 0 , 0 }
  333. /* 192 */ , { 0 , 0 }
  334. /* 193 */ , { 0 , 0 }
  335. /* 194 */ , { 0 , 0 }
  336. /* 195 */ , { 0 , 0 }
  337. /* 196 */ , { 0 , 0 }
  338. /* 197 */ , { 0 , 0 }
  339. /* 198 */ , { 0 , 0 }
  340. /* 199 */ , { 0 , 0 }
  341. #endif
  342. /* 206 */ , { ERROR_FILENAME_EXCED_RANGE , ENAMETOOLONG }
  343. /* 215 */ , { ERROR_NESTING_NOT_ALLOWED , EAGAIN }
  344. /* 258 */ , { WAIT_TIMEOUT, ETIME}
  345. /* 267 */ , { ERROR_DIRECTORY , ENOTDIR }
  346. /* 336 */ , { ERROR_DIRECTORY_NOT_SUPPORTED , EISDIR }
  347. /* 996 */ , { ERROR_IO_INCOMPLETE , EAGAIN }
  348. /* 997 */ , { ERROR_IO_PENDING , EAGAIN }
  349. /* 1004 */ , { ERROR_INVALID_FLAGS , EINVAL }
  350. /* 1113 */ , { ERROR_NO_UNICODE_TRANSLATION , EINVAL }
  351. /* 1168 */ , { ERROR_NOT_FOUND , ENOENT }
  352. /* 1224 */ , { ERROR_USER_MAPPED_FILE , EACCES }
  353. /* 1816 */ , { ERROR_NOT_ENOUGH_QUOTA , ENOMEM }
  354. , { ERROR_ABANDONED_WAIT_0 , EIO }
  355. };
  356. for(i = 0; i < sizeof(errmap)/sizeof(struct code_to_errno_map); ++i)
  357. {
  358. if(w32Err == errmap[i].w32Err)
  359. {
  360. return errmap[i].eerrno;
  361. }
  362. }
  363. assert(!"Unrecognised value");
  364. return EINVAL;
  365. }/*}}}*/
  366. PHP_WINUTIL_API char *php_win32_get_username(void)
  367. {/*{{{*/
  368. wchar_t unamew[UNLEN + 1];
  369. size_t uname_len;
  370. char *uname;
  371. DWORD unsize = UNLEN;
  372. GetUserNameW(unamew, &unsize);
  373. uname = php_win32_cp_conv_w_to_any(unamew, unsize - 1, &uname_len);
  374. if (!uname) {
  375. return NULL;
  376. }
  377. /* Ensure the length doesn't overflow. */
  378. if (uname_len > UNLEN) {
  379. uname[uname_len] = '\0';
  380. }
  381. return uname;
  382. }/*}}}*/
  383. /*
  384. * Local variables:
  385. * tab-width: 4
  386. * c-basic-offset: 4
  387. * End:
  388. * vim600: sw=4 ts=4 fdm=marker
  389. * vim<600: sw=4 ts=4
  390. */