| OLD | NEW |
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| 1 /* | |
| 2 ** 2001 September 15 | |
| 3 ** | |
| 4 ** The author disclaims copyright to this source code. In place of | |
| 5 ** a legal notice, here is a blessing: | |
| 6 ** | |
| 7 ** May you do good and not evil. | |
| 8 ** May you find forgiveness for yourself and forgive others. | |
| 9 ** May you share freely, never taking more than you give. | |
| 10 ** | |
| 11 ************************************************************************* | |
| 12 ** Code for testing the pager.c module in SQLite. This code | |
| 13 ** is not included in the SQLite library. It is used for automated | |
| 14 ** testing of the SQLite library. | |
| 15 */ | |
| 16 #include "sqliteInt.h" | |
| 17 #include "tcl.h" | |
| 18 #include <stdlib.h> | |
| 19 #include <string.h> | |
| 20 #include <ctype.h> | |
| 21 | |
| 22 extern const char *sqlite3ErrName(int); | |
| 23 | |
| 24 /* | |
| 25 ** Page size and reserved size used for testing. | |
| 26 */ | |
| 27 static int test_pagesize = 1024; | |
| 28 | |
| 29 /* | |
| 30 ** Dummy page reinitializer | |
| 31 */ | |
| 32 static void pager_test_reiniter(DbPage *pNotUsed){ | |
| 33 return; | |
| 34 } | |
| 35 | |
| 36 /* | |
| 37 ** Usage: pager_open FILENAME N-PAGE | |
| 38 ** | |
| 39 ** Open a new pager | |
| 40 */ | |
| 41 static int pager_open( | |
| 42 void *NotUsed, | |
| 43 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 44 int argc, /* Number of arguments */ | |
| 45 const char **argv /* Text of each argument */ | |
| 46 ){ | |
| 47 u32 pageSize; | |
| 48 Pager *pPager; | |
| 49 int nPage; | |
| 50 int rc; | |
| 51 char zBuf[100]; | |
| 52 if( argc!=3 ){ | |
| 53 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 54 " FILENAME N-PAGE\"", 0); | |
| 55 return TCL_ERROR; | |
| 56 } | |
| 57 if( Tcl_GetInt(interp, argv[2], &nPage) ) return TCL_ERROR; | |
| 58 rc = sqlite3PagerOpen(sqlite3_vfs_find(0), &pPager, argv[1], 0, 0, | |
| 59 SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE | SQLITE_OPEN_MAIN_DB, | |
| 60 pager_test_reiniter); | |
| 61 if( rc!=SQLITE_OK ){ | |
| 62 Tcl_AppendResult(interp, sqlite3ErrName(rc), 0); | |
| 63 return TCL_ERROR; | |
| 64 } | |
| 65 sqlite3PagerSetCachesize(pPager, nPage); | |
| 66 pageSize = test_pagesize; | |
| 67 sqlite3PagerSetPagesize(pPager, &pageSize, -1); | |
| 68 sqlite3_snprintf(sizeof(zBuf),zBuf,"%p",pPager); | |
| 69 Tcl_AppendResult(interp, zBuf, 0); | |
| 70 return TCL_OK; | |
| 71 } | |
| 72 | |
| 73 /* | |
| 74 ** Usage: pager_close ID | |
| 75 ** | |
| 76 ** Close the given pager. | |
| 77 */ | |
| 78 static int pager_close( | |
| 79 void *NotUsed, | |
| 80 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 81 int argc, /* Number of arguments */ | |
| 82 const char **argv /* Text of each argument */ | |
| 83 ){ | |
| 84 Pager *pPager; | |
| 85 int rc; | |
| 86 if( argc!=2 ){ | |
| 87 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 88 " ID\"", 0); | |
| 89 return TCL_ERROR; | |
| 90 } | |
| 91 pPager = sqlite3TestTextToPtr(argv[1]); | |
| 92 rc = sqlite3PagerClose(pPager); | |
| 93 if( rc!=SQLITE_OK ){ | |
| 94 Tcl_AppendResult(interp, sqlite3ErrName(rc), 0); | |
| 95 return TCL_ERROR; | |
| 96 } | |
| 97 return TCL_OK; | |
| 98 } | |
| 99 | |
| 100 /* | |
| 101 ** Usage: pager_rollback ID | |
| 102 ** | |
| 103 ** Rollback changes | |
| 104 */ | |
| 105 static int pager_rollback( | |
| 106 void *NotUsed, | |
| 107 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 108 int argc, /* Number of arguments */ | |
| 109 const char **argv /* Text of each argument */ | |
| 110 ){ | |
| 111 Pager *pPager; | |
| 112 int rc; | |
| 113 if( argc!=2 ){ | |
| 114 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 115 " ID\"", 0); | |
| 116 return TCL_ERROR; | |
| 117 } | |
| 118 pPager = sqlite3TestTextToPtr(argv[1]); | |
| 119 rc = sqlite3PagerRollback(pPager); | |
| 120 if( rc!=SQLITE_OK ){ | |
| 121 Tcl_AppendResult(interp, sqlite3ErrName(rc), 0); | |
| 122 return TCL_ERROR; | |
| 123 } | |
| 124 return TCL_OK; | |
| 125 } | |
| 126 | |
| 127 /* | |
| 128 ** Usage: pager_commit ID | |
| 129 ** | |
| 130 ** Commit all changes | |
| 131 */ | |
| 132 static int pager_commit( | |
| 133 void *NotUsed, | |
| 134 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 135 int argc, /* Number of arguments */ | |
| 136 const char **argv /* Text of each argument */ | |
| 137 ){ | |
| 138 Pager *pPager; | |
| 139 int rc; | |
| 140 if( argc!=2 ){ | |
| 141 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 142 " ID\"", 0); | |
| 143 return TCL_ERROR; | |
| 144 } | |
| 145 pPager = sqlite3TestTextToPtr(argv[1]); | |
| 146 rc = sqlite3PagerCommitPhaseOne(pPager, 0, 0); | |
| 147 if( rc!=SQLITE_OK ){ | |
| 148 Tcl_AppendResult(interp, sqlite3ErrName(rc), 0); | |
| 149 return TCL_ERROR; | |
| 150 } | |
| 151 rc = sqlite3PagerCommitPhaseTwo(pPager); | |
| 152 if( rc!=SQLITE_OK ){ | |
| 153 Tcl_AppendResult(interp, sqlite3ErrName(rc), 0); | |
| 154 return TCL_ERROR; | |
| 155 } | |
| 156 return TCL_OK; | |
| 157 } | |
| 158 | |
| 159 /* | |
| 160 ** Usage: pager_stmt_begin ID | |
| 161 ** | |
| 162 ** Start a new checkpoint. | |
| 163 */ | |
| 164 static int pager_stmt_begin( | |
| 165 void *NotUsed, | |
| 166 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 167 int argc, /* Number of arguments */ | |
| 168 const char **argv /* Text of each argument */ | |
| 169 ){ | |
| 170 Pager *pPager; | |
| 171 int rc; | |
| 172 if( argc!=2 ){ | |
| 173 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 174 " ID\"", 0); | |
| 175 return TCL_ERROR; | |
| 176 } | |
| 177 pPager = sqlite3TestTextToPtr(argv[1]); | |
| 178 rc = sqlite3PagerOpenSavepoint(pPager, 1); | |
| 179 if( rc!=SQLITE_OK ){ | |
| 180 Tcl_AppendResult(interp, sqlite3ErrName(rc), 0); | |
| 181 return TCL_ERROR; | |
| 182 } | |
| 183 return TCL_OK; | |
| 184 } | |
| 185 | |
| 186 /* | |
| 187 ** Usage: pager_stmt_rollback ID | |
| 188 ** | |
| 189 ** Rollback changes to a checkpoint | |
| 190 */ | |
| 191 static int pager_stmt_rollback( | |
| 192 void *NotUsed, | |
| 193 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 194 int argc, /* Number of arguments */ | |
| 195 const char **argv /* Text of each argument */ | |
| 196 ){ | |
| 197 Pager *pPager; | |
| 198 int rc; | |
| 199 if( argc!=2 ){ | |
| 200 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 201 " ID\"", 0); | |
| 202 return TCL_ERROR; | |
| 203 } | |
| 204 pPager = sqlite3TestTextToPtr(argv[1]); | |
| 205 rc = sqlite3PagerSavepoint(pPager, SAVEPOINT_ROLLBACK, 0); | |
| 206 sqlite3PagerSavepoint(pPager, SAVEPOINT_RELEASE, 0); | |
| 207 if( rc!=SQLITE_OK ){ | |
| 208 Tcl_AppendResult(interp, sqlite3ErrName(rc), 0); | |
| 209 return TCL_ERROR; | |
| 210 } | |
| 211 return TCL_OK; | |
| 212 } | |
| 213 | |
| 214 /* | |
| 215 ** Usage: pager_stmt_commit ID | |
| 216 ** | |
| 217 ** Commit changes to a checkpoint | |
| 218 */ | |
| 219 static int pager_stmt_commit( | |
| 220 void *NotUsed, | |
| 221 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 222 int argc, /* Number of arguments */ | |
| 223 const char **argv /* Text of each argument */ | |
| 224 ){ | |
| 225 Pager *pPager; | |
| 226 int rc; | |
| 227 if( argc!=2 ){ | |
| 228 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 229 " ID\"", 0); | |
| 230 return TCL_ERROR; | |
| 231 } | |
| 232 pPager = sqlite3TestTextToPtr(argv[1]); | |
| 233 rc = sqlite3PagerSavepoint(pPager, SAVEPOINT_RELEASE, 0); | |
| 234 if( rc!=SQLITE_OK ){ | |
| 235 Tcl_AppendResult(interp, sqlite3ErrName(rc), 0); | |
| 236 return TCL_ERROR; | |
| 237 } | |
| 238 return TCL_OK; | |
| 239 } | |
| 240 | |
| 241 /* | |
| 242 ** Usage: pager_stats ID | |
| 243 ** | |
| 244 ** Return pager statistics. | |
| 245 */ | |
| 246 static int pager_stats( | |
| 247 void *NotUsed, | |
| 248 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 249 int argc, /* Number of arguments */ | |
| 250 const char **argv /* Text of each argument */ | |
| 251 ){ | |
| 252 Pager *pPager; | |
| 253 int i, *a; | |
| 254 if( argc!=2 ){ | |
| 255 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 256 " ID\"", 0); | |
| 257 return TCL_ERROR; | |
| 258 } | |
| 259 pPager = sqlite3TestTextToPtr(argv[1]); | |
| 260 a = sqlite3PagerStats(pPager); | |
| 261 for(i=0; i<9; i++){ | |
| 262 static char *zName[] = { | |
| 263 "ref", "page", "max", "size", "state", "err", | |
| 264 "hit", "miss", "ovfl", | |
| 265 }; | |
| 266 char zBuf[100]; | |
| 267 Tcl_AppendElement(interp, zName[i]); | |
| 268 sqlite3_snprintf(sizeof(zBuf),zBuf,"%d",a[i]); | |
| 269 Tcl_AppendElement(interp, zBuf); | |
| 270 } | |
| 271 return TCL_OK; | |
| 272 } | |
| 273 | |
| 274 /* | |
| 275 ** Usage: pager_pagecount ID | |
| 276 ** | |
| 277 ** Return the size of the database file. | |
| 278 */ | |
| 279 static int pager_pagecount( | |
| 280 void *NotUsed, | |
| 281 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 282 int argc, /* Number of arguments */ | |
| 283 const char **argv /* Text of each argument */ | |
| 284 ){ | |
| 285 Pager *pPager; | |
| 286 char zBuf[100]; | |
| 287 int nPage; | |
| 288 if( argc!=2 ){ | |
| 289 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 290 " ID\"", 0); | |
| 291 return TCL_ERROR; | |
| 292 } | |
| 293 pPager = sqlite3TestTextToPtr(argv[1]); | |
| 294 sqlite3PagerPagecount(pPager, &nPage); | |
| 295 sqlite3_snprintf(sizeof(zBuf), zBuf, "%d", nPage); | |
| 296 Tcl_AppendResult(interp, zBuf, 0); | |
| 297 return TCL_OK; | |
| 298 } | |
| 299 | |
| 300 /* | |
| 301 ** Usage: page_get ID PGNO | |
| 302 ** | |
| 303 ** Return a pointer to a page from the database. | |
| 304 */ | |
| 305 static int page_get( | |
| 306 void *NotUsed, | |
| 307 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 308 int argc, /* Number of arguments */ | |
| 309 const char **argv /* Text of each argument */ | |
| 310 ){ | |
| 311 Pager *pPager; | |
| 312 char zBuf[100]; | |
| 313 DbPage *pPage = 0; | |
| 314 int pgno; | |
| 315 int rc; | |
| 316 if( argc!=3 ){ | |
| 317 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 318 " ID PGNO\"", 0); | |
| 319 return TCL_ERROR; | |
| 320 } | |
| 321 pPager = sqlite3TestTextToPtr(argv[1]); | |
| 322 if( Tcl_GetInt(interp, argv[2], &pgno) ) return TCL_ERROR; | |
| 323 rc = sqlite3PagerSharedLock(pPager); | |
| 324 if( rc==SQLITE_OK ){ | |
| 325 rc = sqlite3PagerGet(pPager, pgno, &pPage, 0); | |
| 326 } | |
| 327 if( rc!=SQLITE_OK ){ | |
| 328 Tcl_AppendResult(interp, sqlite3ErrName(rc), 0); | |
| 329 return TCL_ERROR; | |
| 330 } | |
| 331 sqlite3_snprintf(sizeof(zBuf),zBuf,"%p",pPage); | |
| 332 Tcl_AppendResult(interp, zBuf, 0); | |
| 333 return TCL_OK; | |
| 334 } | |
| 335 | |
| 336 /* | |
| 337 ** Usage: page_lookup ID PGNO | |
| 338 ** | |
| 339 ** Return a pointer to a page if the page is already in cache. | |
| 340 ** If not in cache, return an empty string. | |
| 341 */ | |
| 342 static int page_lookup( | |
| 343 void *NotUsed, | |
| 344 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 345 int argc, /* Number of arguments */ | |
| 346 const char **argv /* Text of each argument */ | |
| 347 ){ | |
| 348 Pager *pPager; | |
| 349 char zBuf[100]; | |
| 350 DbPage *pPage; | |
| 351 int pgno; | |
| 352 if( argc!=3 ){ | |
| 353 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 354 " ID PGNO\"", 0); | |
| 355 return TCL_ERROR; | |
| 356 } | |
| 357 pPager = sqlite3TestTextToPtr(argv[1]); | |
| 358 if( Tcl_GetInt(interp, argv[2], &pgno) ) return TCL_ERROR; | |
| 359 pPage = sqlite3PagerLookup(pPager, pgno); | |
| 360 if( pPage ){ | |
| 361 sqlite3_snprintf(sizeof(zBuf),zBuf,"%p",pPage); | |
| 362 Tcl_AppendResult(interp, zBuf, 0); | |
| 363 } | |
| 364 return TCL_OK; | |
| 365 } | |
| 366 | |
| 367 /* | |
| 368 ** Usage: pager_truncate ID PGNO | |
| 369 */ | |
| 370 static int pager_truncate( | |
| 371 void *NotUsed, | |
| 372 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 373 int argc, /* Number of arguments */ | |
| 374 const char **argv /* Text of each argument */ | |
| 375 ){ | |
| 376 Pager *pPager; | |
| 377 int pgno; | |
| 378 if( argc!=3 ){ | |
| 379 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 380 " ID PGNO\"", 0); | |
| 381 return TCL_ERROR; | |
| 382 } | |
| 383 pPager = sqlite3TestTextToPtr(argv[1]); | |
| 384 if( Tcl_GetInt(interp, argv[2], &pgno) ) return TCL_ERROR; | |
| 385 sqlite3PagerTruncateImage(pPager, pgno); | |
| 386 return TCL_OK; | |
| 387 } | |
| 388 | |
| 389 | |
| 390 /* | |
| 391 ** Usage: page_unref PAGE | |
| 392 ** | |
| 393 ** Drop a pointer to a page. | |
| 394 */ | |
| 395 static int page_unref( | |
| 396 void *NotUsed, | |
| 397 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 398 int argc, /* Number of arguments */ | |
| 399 const char **argv /* Text of each argument */ | |
| 400 ){ | |
| 401 DbPage *pPage; | |
| 402 if( argc!=2 ){ | |
| 403 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 404 " PAGE\"", 0); | |
| 405 return TCL_ERROR; | |
| 406 } | |
| 407 pPage = (DbPage *)sqlite3TestTextToPtr(argv[1]); | |
| 408 sqlite3PagerUnref(pPage); | |
| 409 return TCL_OK; | |
| 410 } | |
| 411 | |
| 412 /* | |
| 413 ** Usage: page_read PAGE | |
| 414 ** | |
| 415 ** Return the content of a page | |
| 416 */ | |
| 417 static int page_read( | |
| 418 void *NotUsed, | |
| 419 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 420 int argc, /* Number of arguments */ | |
| 421 const char **argv /* Text of each argument */ | |
| 422 ){ | |
| 423 char zBuf[100]; | |
| 424 DbPage *pPage; | |
| 425 if( argc!=2 ){ | |
| 426 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 427 " PAGE\"", 0); | |
| 428 return TCL_ERROR; | |
| 429 } | |
| 430 pPage = sqlite3TestTextToPtr(argv[1]); | |
| 431 memcpy(zBuf, sqlite3PagerGetData(pPage), sizeof(zBuf)); | |
| 432 Tcl_AppendResult(interp, zBuf, 0); | |
| 433 return TCL_OK; | |
| 434 } | |
| 435 | |
| 436 /* | |
| 437 ** Usage: page_number PAGE | |
| 438 ** | |
| 439 ** Return the page number for a page. | |
| 440 */ | |
| 441 static int page_number( | |
| 442 void *NotUsed, | |
| 443 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 444 int argc, /* Number of arguments */ | |
| 445 const char **argv /* Text of each argument */ | |
| 446 ){ | |
| 447 char zBuf[100]; | |
| 448 DbPage *pPage; | |
| 449 if( argc!=2 ){ | |
| 450 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 451 " PAGE\"", 0); | |
| 452 return TCL_ERROR; | |
| 453 } | |
| 454 pPage = (DbPage *)sqlite3TestTextToPtr(argv[1]); | |
| 455 sqlite3_snprintf(sizeof(zBuf), zBuf, "%d", sqlite3PagerPagenumber(pPage)); | |
| 456 Tcl_AppendResult(interp, zBuf, 0); | |
| 457 return TCL_OK; | |
| 458 } | |
| 459 | |
| 460 /* | |
| 461 ** Usage: page_write PAGE DATA | |
| 462 ** | |
| 463 ** Write something into a page. | |
| 464 */ | |
| 465 static int page_write( | |
| 466 void *NotUsed, | |
| 467 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 468 int argc, /* Number of arguments */ | |
| 469 const char **argv /* Text of each argument */ | |
| 470 ){ | |
| 471 DbPage *pPage; | |
| 472 char *pData; | |
| 473 int rc; | |
| 474 if( argc!=3 ){ | |
| 475 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 476 " PAGE DATA\"", 0); | |
| 477 return TCL_ERROR; | |
| 478 } | |
| 479 pPage = (DbPage *)sqlite3TestTextToPtr(argv[1]); | |
| 480 rc = sqlite3PagerWrite(pPage); | |
| 481 if( rc!=SQLITE_OK ){ | |
| 482 Tcl_AppendResult(interp, sqlite3ErrName(rc), 0); | |
| 483 return TCL_ERROR; | |
| 484 } | |
| 485 pData = sqlite3PagerGetData(pPage); | |
| 486 strncpy(pData, argv[2], test_pagesize-1); | |
| 487 pData[test_pagesize-1] = 0; | |
| 488 return TCL_OK; | |
| 489 } | |
| 490 | |
| 491 #ifndef SQLITE_OMIT_DISKIO | |
| 492 /* | |
| 493 ** Usage: fake_big_file N FILENAME | |
| 494 ** | |
| 495 ** Write a few bytes at the N megabyte point of FILENAME. This will | |
| 496 ** create a large file. If the file was a valid SQLite database, then | |
| 497 ** the next time the database is opened, SQLite will begin allocating | |
| 498 ** new pages after N. If N is 2096 or bigger, this will test the | |
| 499 ** ability of SQLite to write to large files. | |
| 500 */ | |
| 501 static int fake_big_file( | |
| 502 void *NotUsed, | |
| 503 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 504 int argc, /* Number of arguments */ | |
| 505 const char **argv /* Text of each argument */ | |
| 506 ){ | |
| 507 sqlite3_vfs *pVfs; | |
| 508 sqlite3_file *fd = 0; | |
| 509 int rc; | |
| 510 int n; | |
| 511 i64 offset; | |
| 512 char *zFile; | |
| 513 int nFile; | |
| 514 if( argc!=3 ){ | |
| 515 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 516 " N-MEGABYTES FILE\"", 0); | |
| 517 return TCL_ERROR; | |
| 518 } | |
| 519 if( Tcl_GetInt(interp, argv[1], &n) ) return TCL_ERROR; | |
| 520 | |
| 521 pVfs = sqlite3_vfs_find(0); | |
| 522 nFile = (int)strlen(argv[2]); | |
| 523 zFile = sqlite3_malloc( nFile+2 ); | |
| 524 if( zFile==0 ) return TCL_ERROR; | |
| 525 memcpy(zFile, argv[2], nFile+1); | |
| 526 zFile[nFile+1] = 0; | |
| 527 rc = sqlite3OsOpenMalloc(pVfs, zFile, &fd, | |
| 528 (SQLITE_OPEN_CREATE|SQLITE_OPEN_READWRITE|SQLITE_OPEN_MAIN_DB), 0 | |
| 529 ); | |
| 530 if( rc ){ | |
| 531 Tcl_AppendResult(interp, "open failed: ", sqlite3ErrName(rc), 0); | |
| 532 sqlite3_free(zFile); | |
| 533 return TCL_ERROR; | |
| 534 } | |
| 535 offset = n; | |
| 536 offset *= 1024*1024; | |
| 537 rc = sqlite3OsWrite(fd, "Hello, World!", 14, offset); | |
| 538 sqlite3OsCloseFree(fd); | |
| 539 sqlite3_free(zFile); | |
| 540 if( rc ){ | |
| 541 Tcl_AppendResult(interp, "write failed: ", sqlite3ErrName(rc), 0); | |
| 542 return TCL_ERROR; | |
| 543 } | |
| 544 return TCL_OK; | |
| 545 } | |
| 546 #endif | |
| 547 | |
| 548 | |
| 549 /* | |
| 550 ** test_control_pending_byte PENDING_BYTE | |
| 551 ** | |
| 552 ** Set the PENDING_BYTE using the sqlite3_test_control() interface. | |
| 553 */ | |
| 554 static int testPendingByte( | |
| 555 void *NotUsed, | |
| 556 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 557 int argc, /* Number of arguments */ | |
| 558 const char **argv /* Text of each argument */ | |
| 559 ){ | |
| 560 int pbyte; | |
| 561 int rc; | |
| 562 if( argc!=2 ){ | |
| 563 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 564 " PENDING-BYTE\"", (void*)0); | |
| 565 return TCL_ERROR; | |
| 566 } | |
| 567 if( Tcl_GetInt(interp, argv[1], &pbyte) ) return TCL_ERROR; | |
| 568 rc = sqlite3_test_control(SQLITE_TESTCTRL_PENDING_BYTE, pbyte); | |
| 569 Tcl_SetObjResult(interp, Tcl_NewIntObj(rc)); | |
| 570 return TCL_OK; | |
| 571 } | |
| 572 | |
| 573 /* | |
| 574 ** The sqlite3FaultSim() callback: | |
| 575 */ | |
| 576 static Tcl_Interp *faultSimInterp = 0; | |
| 577 static int faultSimScriptSize = 0; | |
| 578 static char *faultSimScript; | |
| 579 static int faultSimCallback(int x){ | |
| 580 char zInt[30]; | |
| 581 int i; | |
| 582 int isNeg; | |
| 583 int rc; | |
| 584 if( x==0 ){ | |
| 585 memcpy(faultSimScript+faultSimScriptSize, "0", 2); | |
| 586 }else{ | |
| 587 /* Convert x to text without using any sqlite3 routines */ | |
| 588 if( x<0 ){ | |
| 589 isNeg = 1; | |
| 590 x = -x; | |
| 591 }else{ | |
| 592 isNeg = 0; | |
| 593 } | |
| 594 zInt[sizeof(zInt)-1] = 0; | |
| 595 for(i=sizeof(zInt)-2; i>0 && x>0; i--, x /= 10){ | |
| 596 zInt[i] = (x%10) + '0'; | |
| 597 } | |
| 598 if( isNeg ) zInt[i--] = '-'; | |
| 599 memcpy(faultSimScript+faultSimScriptSize, zInt+i+1, sizeof(zInt)-i); | |
| 600 } | |
| 601 rc = Tcl_Eval(faultSimInterp, faultSimScript); | |
| 602 if( rc ){ | |
| 603 fprintf(stderr, "fault simulator script failed: [%s]", faultSimScript); | |
| 604 rc = SQLITE_ERROR; | |
| 605 }else{ | |
| 606 rc = atoi(Tcl_GetStringResult(faultSimInterp)); | |
| 607 } | |
| 608 Tcl_ResetResult(faultSimInterp); | |
| 609 return rc; | |
| 610 } | |
| 611 | |
| 612 /* | |
| 613 ** sqlite3_test_control_fault_install SCRIPT | |
| 614 ** | |
| 615 ** Arrange to invoke SCRIPT with the integer argument to sqlite3FaultSim() | |
| 616 ** appended, whenever sqlite3FaultSim() is called. Or, if SCRIPT is the | |
| 617 ** empty string, cancel the sqlite3FaultSim() callback. | |
| 618 */ | |
| 619 static int faultInstallCmd( | |
| 620 void *NotUsed, | |
| 621 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 622 int argc, /* Number of arguments */ | |
| 623 const char **argv /* Text of each argument */ | |
| 624 ){ | |
| 625 const char *zScript; | |
| 626 int nScript; | |
| 627 int rc; | |
| 628 if( argc!=1 && argc!=2 ){ | |
| 629 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 630 " SCRIPT\"", (void*)0); | |
| 631 } | |
| 632 zScript = argc==2 ? argv[1] : ""; | |
| 633 nScript = (int)strlen(zScript); | |
| 634 if( faultSimScript ){ | |
| 635 free(faultSimScript); | |
| 636 faultSimScript = 0; | |
| 637 } | |
| 638 if( nScript==0 ){ | |
| 639 rc = sqlite3_test_control(SQLITE_TESTCTRL_FAULT_INSTALL, 0); | |
| 640 }else{ | |
| 641 faultSimScript = malloc( nScript+100 ); | |
| 642 if( faultSimScript==0 ){ | |
| 643 Tcl_AppendResult(interp, "out of memory", (void*)0); | |
| 644 return SQLITE_ERROR; | |
| 645 } | |
| 646 memcpy(faultSimScript, zScript, nScript); | |
| 647 faultSimScript[nScript] = ' '; | |
| 648 faultSimScriptSize = nScript+1; | |
| 649 faultSimInterp = interp; | |
| 650 rc = sqlite3_test_control(SQLITE_TESTCTRL_FAULT_INSTALL, faultSimCallback); | |
| 651 } | |
| 652 Tcl_SetObjResult(interp, Tcl_NewIntObj(rc)); | |
| 653 return SQLITE_OK; | |
| 654 } | |
| 655 | |
| 656 /* | |
| 657 ** sqlite3BitvecBuiltinTest SIZE PROGRAM | |
| 658 ** | |
| 659 ** Invoke the SQLITE_TESTCTRL_BITVEC_TEST operator on test_control. | |
| 660 ** See comments on sqlite3BitvecBuiltinTest() for additional information. | |
| 661 */ | |
| 662 static int testBitvecBuiltinTest( | |
| 663 void *NotUsed, | |
| 664 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ | |
| 665 int argc, /* Number of arguments */ | |
| 666 const char **argv /* Text of each argument */ | |
| 667 ){ | |
| 668 int sz, rc; | |
| 669 int nProg = 0; | |
| 670 int aProg[100]; | |
| 671 const char *z; | |
| 672 if( argc!=3 ){ | |
| 673 Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0], | |
| 674 " SIZE PROGRAM\"", (void*)0); | |
| 675 } | |
| 676 if( Tcl_GetInt(interp, argv[1], &sz) ) return TCL_ERROR; | |
| 677 z = argv[2]; | |
| 678 while( nProg<99 && *z ){ | |
| 679 while( *z && !sqlite3Isdigit(*z) ){ z++; } | |
| 680 if( *z==0 ) break; | |
| 681 aProg[nProg++] = atoi(z); | |
| 682 while( sqlite3Isdigit(*z) ){ z++; } | |
| 683 } | |
| 684 aProg[nProg] = 0; | |
| 685 rc = sqlite3_test_control(SQLITE_TESTCTRL_BITVEC_TEST, sz, aProg); | |
| 686 Tcl_SetObjResult(interp, Tcl_NewIntObj(rc)); | |
| 687 return TCL_OK; | |
| 688 } | |
| 689 | |
| 690 /* | |
| 691 ** Register commands with the TCL interpreter. | |
| 692 */ | |
| 693 int Sqlitetest2_Init(Tcl_Interp *interp){ | |
| 694 extern int sqlite3_io_error_persist; | |
| 695 extern int sqlite3_io_error_pending; | |
| 696 extern int sqlite3_io_error_hit; | |
| 697 extern int sqlite3_io_error_hardhit; | |
| 698 extern int sqlite3_diskfull_pending; | |
| 699 extern int sqlite3_diskfull; | |
| 700 static struct { | |
| 701 char *zName; | |
| 702 Tcl_CmdProc *xProc; | |
| 703 } aCmd[] = { | |
| 704 { "pager_open", (Tcl_CmdProc*)pager_open }, | |
| 705 { "pager_close", (Tcl_CmdProc*)pager_close }, | |
| 706 { "pager_commit", (Tcl_CmdProc*)pager_commit }, | |
| 707 { "pager_rollback", (Tcl_CmdProc*)pager_rollback }, | |
| 708 { "pager_stmt_begin", (Tcl_CmdProc*)pager_stmt_begin }, | |
| 709 { "pager_stmt_commit", (Tcl_CmdProc*)pager_stmt_commit }, | |
| 710 { "pager_stmt_rollback", (Tcl_CmdProc*)pager_stmt_rollback }, | |
| 711 { "pager_stats", (Tcl_CmdProc*)pager_stats }, | |
| 712 { "pager_pagecount", (Tcl_CmdProc*)pager_pagecount }, | |
| 713 { "page_get", (Tcl_CmdProc*)page_get }, | |
| 714 { "page_lookup", (Tcl_CmdProc*)page_lookup }, | |
| 715 { "page_unref", (Tcl_CmdProc*)page_unref }, | |
| 716 { "page_read", (Tcl_CmdProc*)page_read }, | |
| 717 { "page_write", (Tcl_CmdProc*)page_write }, | |
| 718 { "page_number", (Tcl_CmdProc*)page_number }, | |
| 719 { "pager_truncate", (Tcl_CmdProc*)pager_truncate }, | |
| 720 #ifndef SQLITE_OMIT_DISKIO | |
| 721 { "fake_big_file", (Tcl_CmdProc*)fake_big_file }, | |
| 722 #endif | |
| 723 { "sqlite3BitvecBuiltinTest",(Tcl_CmdProc*)testBitvecBuiltinTest }, | |
| 724 { "sqlite3_test_control_pending_byte", (Tcl_CmdProc*)testPendingByte }, | |
| 725 { "sqlite3_test_control_fault_install", (Tcl_CmdProc*)faultInstallCmd }, | |
| 726 }; | |
| 727 int i; | |
| 728 for(i=0; i<sizeof(aCmd)/sizeof(aCmd[0]); i++){ | |
| 729 Tcl_CreateCommand(interp, aCmd[i].zName, aCmd[i].xProc, 0, 0); | |
| 730 } | |
| 731 Tcl_LinkVar(interp, "sqlite_io_error_pending", | |
| 732 (char*)&sqlite3_io_error_pending, TCL_LINK_INT); | |
| 733 Tcl_LinkVar(interp, "sqlite_io_error_persist", | |
| 734 (char*)&sqlite3_io_error_persist, TCL_LINK_INT); | |
| 735 Tcl_LinkVar(interp, "sqlite_io_error_hit", | |
| 736 (char*)&sqlite3_io_error_hit, TCL_LINK_INT); | |
| 737 Tcl_LinkVar(interp, "sqlite_io_error_hardhit", | |
| 738 (char*)&sqlite3_io_error_hardhit, TCL_LINK_INT); | |
| 739 Tcl_LinkVar(interp, "sqlite_diskfull_pending", | |
| 740 (char*)&sqlite3_diskfull_pending, TCL_LINK_INT); | |
| 741 Tcl_LinkVar(interp, "sqlite_diskfull", | |
| 742 (char*)&sqlite3_diskfull, TCL_LINK_INT); | |
| 743 #ifndef SQLITE_OMIT_WSD | |
| 744 Tcl_LinkVar(interp, "sqlite_pending_byte", | |
| 745 (char*)&sqlite3PendingByte, TCL_LINK_INT | TCL_LINK_READ_ONLY); | |
| 746 #endif | |
| 747 return TCL_OK; | |
| 748 } | |
| OLD | NEW |