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Changes In Branch noMemType Excluding Merge-Ins
This is equivalent to a diff from 554501f158 to bac2820e13
2014-03-05
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11:48 | Remove the redundant memType field from struct Mem. (check-in: 9e85285789 user: dan tags: trunk) | |
11:22 | Do not run corruptI.test with the mmap permutation. (check-in: 378b290da8 user: dan tags: trunk) | |
01:29 | Experimental simplification of memory flags/type handling. (Closed-Leaf check-in: bac2820e13 user: mistachkin tags: noMemType) | |
2014-03-04
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21:19 | Avoid indexing off the front end of an array when creating a view with two or more blank column names in the SELECT statement that defines the view. (check-in: 554501f158 user: drh tags: trunk) | |
21:00 | Fix a problem with "DEFAULT (-(-9223372036854775808))" clauses in ALTER TABLE ... ADD COLUMN commands. (check-in: e072cb3ee2 user: dan tags: trunk) | |
Changes to src/test5.c.
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72 73 74 75 76 77 78 | } if( Tcl_GetIntFromObj(interp, objv[1], &repeat_count) ) return TCL_ERROR; if( Tcl_GetIntFromObj(interp, objv[2], &do_calls) ) return TCL_ERROR; val.flags = MEM_Str|MEM_Term|MEM_Static; val.z = "hello world"; | < | 72 73 74 75 76 77 78 79 80 81 82 83 84 85 | } if( Tcl_GetIntFromObj(interp, objv[1], &repeat_count) ) return TCL_ERROR; if( Tcl_GetIntFromObj(interp, objv[2], &do_calls) ) return TCL_ERROR; val.flags = MEM_Str|MEM_Term|MEM_Static; val.z = "hello world"; val.enc = SQLITE_UTF8; for(i=0; i<repeat_count; i++){ if( do_calls ){ sqlite3_value_text(&val); } } |
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Changes to src/test_func.c.
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495 496 497 498 499 500 501 | Mem mem; memset(&mem, 0, sizeof(mem)); mem.db = db; mem.enc = ENC(db); pHdr += sqlite3GetVarint(pHdr, &iSerialType); pBody += sqlite3VdbeSerialGet(pBody, (u32)iSerialType, &mem); | < | 495 496 497 498 499 500 501 502 503 504 505 506 507 508 | Mem mem; memset(&mem, 0, sizeof(mem)); mem.db = db; mem.enc = ENC(db); pHdr += sqlite3GetVarint(pHdr, &iSerialType); pBody += sqlite3VdbeSerialGet(pBody, (u32)iSerialType, &mem); if( iCurrent==iIdx ){ sqlite3_result_value(context, &mem); } sqlite3DbFree(db, mem.zMalloc); } |
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545 546 547 548 549 550 551 | memset(&mem, 0, sizeof(mem)); mem.db = db; mem.enc = ENC(db); pHdr += sqlite3GetVarint(pHdr, &iSerialType); pBody += sqlite3VdbeSerialGet(pBody, (u32)iSerialType, &mem); | < | 544 545 546 547 548 549 550 551 552 553 554 555 556 557 | memset(&mem, 0, sizeof(mem)); mem.db = db; mem.enc = ENC(db); pHdr += sqlite3GetVarint(pHdr, &iSerialType); pBody += sqlite3VdbeSerialGet(pBody, (u32)iSerialType, &mem); switch( sqlite3_value_type(&mem) ){ case SQLITE_TEXT: pVal = Tcl_NewStringObj((const char*)sqlite3_value_text(&mem), -1); break; case SQLITE_BLOB: { char hexdigit[] = { |
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Changes to src/vdbe.c.
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289 290 291 292 293 294 295 | ** loss of information and return the revised type of the argument. */ int sqlite3_value_numeric_type(sqlite3_value *pVal){ int eType = sqlite3_value_type(pVal); if( eType==SQLITE_TEXT ){ Mem *pMem = (Mem*)pVal; applyNumericAffinity(pMem); | < | 289 290 291 292 293 294 295 296 297 298 299 300 301 302 | ** loss of information and return the revised type of the argument. */ int sqlite3_value_numeric_type(sqlite3_value *pVal){ int eType = sqlite3_value_type(pVal); if( eType==SQLITE_TEXT ){ Mem *pMem = (Mem*)pVal; applyNumericAffinity(pMem); eType = sqlite3_value_type(pVal); } return eType; } /* ** Exported version of applyAffinity(). This one works on sqlite3_value*, |
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1239 1240 1241 1242 1243 1244 1245 | pMem = p->pResultSet = &aMem[pOp->p1]; for(i=0; i<pOp->p2; i++){ assert( memIsValid(&pMem[i]) ); Deephemeralize(&pMem[i]); assert( (pMem[i].flags & MEM_Ephem)==0 || (pMem[i].flags & (MEM_Str|MEM_Blob))==0 ); sqlite3VdbeMemNulTerminate(&pMem[i]); | < | 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 | pMem = p->pResultSet = &aMem[pOp->p1]; for(i=0; i<pOp->p2; i++){ assert( memIsValid(&pMem[i]) ); Deephemeralize(&pMem[i]); assert( (pMem[i].flags & MEM_Ephem)==0 || (pMem[i].flags & (MEM_Str|MEM_Blob))==0 ); sqlite3VdbeMemNulTerminate(&pMem[i]); REGISTER_TRACE(pOp->p1+i, &pMem[i]); } if( db->mallocFailed ) goto no_mem; /* Return SQLITE_ROW */ p->pc = pc + 1; |
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1485 1486 1487 1488 1489 1490 1491 | assert( n==0 || (pOp->p2>0 && pOp->p2+n<=(p->nMem-p->nCursor)+1) ); assert( pOp->p3<pOp->p2 || pOp->p3>=pOp->p2+n ); pArg = &aMem[pOp->p2]; for(i=0; i<n; i++, pArg++){ assert( memIsValid(pArg) ); apVal[i] = pArg; Deephemeralize(pArg); | < | 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 | assert( n==0 || (pOp->p2>0 && pOp->p2+n<=(p->nMem-p->nCursor)+1) ); assert( pOp->p3<pOp->p2 || pOp->p3>=pOp->p2+n ); pArg = &aMem[pOp->p2]; for(i=0; i<n; i++, pArg++){ assert( memIsValid(pArg) ); apVal[i] = pArg; Deephemeralize(pArg); REGISTER_TRACE(pOp->p2+i, pArg); } assert( pOp->p4type==P4_FUNCDEF ); ctx.pFunc = pOp->p4.pFunc; ctx.iOp = pc; ctx.pVdbe = p; |
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5490 5491 5492 5493 5494 5495 5496 | pRec = &aMem[pOp->p2]; apVal = p->apArg; assert( apVal || n==0 ); for(i=0; i<n; i++, pRec++){ assert( memIsValid(pRec) ); apVal[i] = pRec; memAboutToChange(p, pRec); | < | 5487 5488 5489 5490 5491 5492 5493 5494 5495 5496 5497 5498 5499 5500 | pRec = &aMem[pOp->p2]; apVal = p->apArg; assert( apVal || n==0 ); for(i=0; i<n; i++, pRec++){ assert( memIsValid(pRec) ); apVal[i] = pRec; memAboutToChange(p, pRec); } ctx.pFunc = pOp->p4.pFunc; assert( pOp->p3>0 && pOp->p3<=(p->nMem-p->nCursor) ); ctx.pMem = pMem = &aMem[pOp->p3]; pMem->n++; ctx.s.flags = MEM_Null; ctx.s.z = 0; |
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5924 5925 5926 5927 5928 5929 5930 | /* Invoke the xFilter method */ { res = 0; apArg = p->apArg; for(i = 0; i<nArg; i++){ apArg[i] = &pArgc[i+1]; | < | 5920 5921 5922 5923 5924 5925 5926 5927 5928 5929 5930 5931 5932 5933 | /* Invoke the xFilter method */ { res = 0; apArg = p->apArg; for(i = 0; i<nArg; i++){ apArg[i] = &pArgc[i+1]; } p->inVtabMethod = 1; rc = pModule->xFilter(pVtabCursor, iQuery, pOp->p4.z, nArg, apArg); p->inVtabMethod = 0; sqlite3VtabImportErrmsg(p, pVtab); if( rc==SQLITE_OK ){ |
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6131 6132 6133 6134 6135 6136 6137 | if( ALWAYS(pModule->xUpdate) ){ u8 vtabOnConflict = db->vtabOnConflict; apArg = p->apArg; pX = &aMem[pOp->p3]; for(i=0; i<nArg; i++){ assert( memIsValid(pX) ); memAboutToChange(p, pX); | < | 6126 6127 6128 6129 6130 6131 6132 6133 6134 6135 6136 6137 6138 6139 | if( ALWAYS(pModule->xUpdate) ){ u8 vtabOnConflict = db->vtabOnConflict; apArg = p->apArg; pX = &aMem[pOp->p3]; for(i=0; i<nArg; i++){ assert( memIsValid(pX) ); memAboutToChange(p, pX); apArg[i] = pX; pX++; } db->vtabOnConflict = pOp->p5; rc = pModule->xUpdate(pVtab, nArg, apArg, &rowid); db->vtabOnConflict = vtabOnConflict; sqlite3VtabImportErrmsg(p, pVtab); |
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Changes to src/vdbeInt.h.
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164 165 166 167 168 169 170 | int nZero; /* Used when bit MEM_Zero is set in flags */ FuncDef *pDef; /* Used only when flags==MEM_Agg */ RowSet *pRowSet; /* Used only when flags==MEM_RowSet */ VdbeFrame *pFrame; /* Used when flags==MEM_Frame */ } u; int n; /* Number of characters in string value, excluding '\0' */ u16 flags; /* Some combination of MEM_Null, MEM_Str, MEM_Dyn, etc. */ | < | 164 165 166 167 168 169 170 171 172 173 174 175 176 177 | int nZero; /* Used when bit MEM_Zero is set in flags */ FuncDef *pDef; /* Used only when flags==MEM_Agg */ RowSet *pRowSet; /* Used only when flags==MEM_RowSet */ VdbeFrame *pFrame; /* Used when flags==MEM_Frame */ } u; int n; /* Number of characters in string value, excluding '\0' */ u16 flags; /* Some combination of MEM_Null, MEM_Str, MEM_Dyn, etc. */ u8 enc; /* SQLITE_UTF8, SQLITE_UTF16BE, SQLITE_UTF16LE */ #ifdef SQLITE_DEBUG Mem *pScopyFrom; /* This Mem is a shallow copy of pScopyFrom */ void *pFiller; /* So that sizeof(Mem) is a multiple of 8 */ #endif void (*xDel)(void *); /* If not null, call this function to delete Mem.z */ char *zMalloc; /* Dynamic buffer allocated by sqlite3_malloc() */ |
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191 192 193 194 195 196 197 198 199 200 201 202 203 204 | ** flags may coexist with the MEM_Str flag. */ #define MEM_Null 0x0001 /* Value is NULL */ #define MEM_Str 0x0002 /* Value is a string */ #define MEM_Int 0x0004 /* Value is an integer */ #define MEM_Real 0x0008 /* Value is a real number */ #define MEM_Blob 0x0010 /* Value is a BLOB */ #define MEM_RowSet 0x0020 /* Value is a RowSet object */ #define MEM_Frame 0x0040 /* Value is a VdbeFrame object */ #define MEM_Undefined 0x0080 /* Value is undefined */ #define MEM_Cleared 0x0100 /* NULL set by OP_Null, not from data */ #define MEM_TypeMask 0x01ff /* Mask of type bits */ | > | 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 | ** flags may coexist with the MEM_Str flag. */ #define MEM_Null 0x0001 /* Value is NULL */ #define MEM_Str 0x0002 /* Value is a string */ #define MEM_Int 0x0004 /* Value is an integer */ #define MEM_Real 0x0008 /* Value is a real number */ #define MEM_Blob 0x0010 /* Value is a BLOB */ #define MEM_AffMask 0x001f /* Mask of affinity bits */ #define MEM_RowSet 0x0020 /* Value is a RowSet object */ #define MEM_Frame 0x0040 /* Value is a VdbeFrame object */ #define MEM_Undefined 0x0080 /* Value is undefined */ #define MEM_Cleared 0x0100 /* NULL set by OP_Null, not from data */ #define MEM_TypeMask 0x01ff /* Mask of type bits */ |
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430 431 432 433 434 435 436 | if( VdbeMemDynamic(X) ) sqlite3VdbeMemReleaseExternal(X); int sqlite3VdbeMemFinalize(Mem*, FuncDef*); const char *sqlite3OpcodeName(int); int sqlite3VdbeMemGrow(Mem *pMem, int n, int preserve); int sqlite3VdbeCloseStatement(Vdbe *, int); void sqlite3VdbeFrameDelete(VdbeFrame*); int sqlite3VdbeFrameRestore(VdbeFrame *); | < < | 430 431 432 433 434 435 436 437 438 439 440 441 442 443 | if( VdbeMemDynamic(X) ) sqlite3VdbeMemReleaseExternal(X); int sqlite3VdbeMemFinalize(Mem*, FuncDef*); const char *sqlite3OpcodeName(int); int sqlite3VdbeMemGrow(Mem *pMem, int n, int preserve); int sqlite3VdbeCloseStatement(Vdbe *, int); void sqlite3VdbeFrameDelete(VdbeFrame*); int sqlite3VdbeFrameRestore(VdbeFrame *); int sqlite3VdbeTransferError(Vdbe *p); int sqlite3VdbeSorterInit(sqlite3 *, VdbeCursor *); void sqlite3VdbeSorterClose(sqlite3 *, VdbeCursor *); int sqlite3VdbeSorterRowkey(const VdbeCursor *, Mem *); int sqlite3VdbeSorterNext(sqlite3 *, const VdbeCursor *, int *); int sqlite3VdbeSorterRewind(sqlite3 *, const VdbeCursor *, int *); |
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Changes to src/vdbeapi.c.
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202 203 204 205 206 207 208 | SQLITE_FLOAT, /* 0x1a */ SQLITE_NULL, /* 0x1b */ SQLITE_INTEGER, /* 0x1c */ SQLITE_NULL, /* 0x1d */ SQLITE_INTEGER, /* 0x1e */ SQLITE_NULL, /* 0x1f */ }; | | | 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 | SQLITE_FLOAT, /* 0x1a */ SQLITE_NULL, /* 0x1b */ SQLITE_INTEGER, /* 0x1c */ SQLITE_NULL, /* 0x1d */ SQLITE_INTEGER, /* 0x1e */ SQLITE_NULL, /* 0x1f */ }; return aType[pVal->flags&MEM_AffMask]; } /**************************** sqlite3_result_ ******************************* ** The following routines are used by user-defined functions to specify ** the function result. ** ** The setStrOrError() funtion calls sqlite3VdbeMemSetStr() to store the |
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754 755 756 757 758 759 760 | ** these assert()s from failing, when building with SQLITE_DEBUG defined ** using gcc, we force nullMem to be 8-byte aligned using the magical ** __attribute__((aligned(8))) macro. */ static const Mem nullMem #if defined(SQLITE_DEBUG) && defined(__GNUC__) __attribute__((aligned(8))) #endif | | | 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 | ** these assert()s from failing, when building with SQLITE_DEBUG defined ** using gcc, we force nullMem to be 8-byte aligned using the magical ** __attribute__((aligned(8))) macro. */ static const Mem nullMem #if defined(SQLITE_DEBUG) && defined(__GNUC__) __attribute__((aligned(8))) #endif = {0, "", (double)0, {0}, 0, MEM_Null, 0, #ifdef SQLITE_DEBUG 0, 0, /* pScopyFrom, pFiller */ #endif 0, 0 }; if( pVm && ALWAYS(pVm->db) ){ sqlite3_mutex_enter(pVm->db->mutex); |
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Changes to src/vdbeaux.c.
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1359 1360 1361 1362 1363 1364 1365 | for(j=0; i>=apSub[j]->nOp; j++){ i -= apSub[j]->nOp; } pOp = &apSub[j]->aOp[i]; } if( p->explain==1 ){ pMem->flags = MEM_Int; | < < | 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 | for(j=0; i>=apSub[j]->nOp; j++){ i -= apSub[j]->nOp; } pOp = &apSub[j]->aOp[i]; } if( p->explain==1 ){ pMem->flags = MEM_Int; pMem->u.i = i; /* Program counter */ pMem++; pMem->flags = MEM_Static|MEM_Str|MEM_Term; pMem->z = (char*)sqlite3OpcodeName(pOp->opcode); /* Opcode */ assert( pMem->z!=0 ); pMem->n = sqlite3Strlen30(pMem->z); pMem->enc = SQLITE_UTF8; pMem++; /* When an OP_Program opcode is encounter (the only opcode that has ** a P4_SUBPROGRAM argument), expand the size of the array of subprograms ** kept in p->aMem[9].z to hold the new program - assuming this subprogram ** has not already been seen. |
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1393 1394 1395 1396 1397 1398 1399 | pSub->n = nSub*sizeof(SubProgram*); } } } pMem->flags = MEM_Int; pMem->u.i = pOp->p1; /* P1 */ | < < < < < < < | 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 | pSub->n = nSub*sizeof(SubProgram*); } } } pMem->flags = MEM_Int; pMem->u.i = pOp->p1; /* P1 */ pMem++; pMem->flags = MEM_Int; pMem->u.i = pOp->p2; /* P2 */ pMem++; pMem->flags = MEM_Int; pMem->u.i = pOp->p3; /* P3 */ pMem++; if( sqlite3VdbeMemGrow(pMem, 32, 0) ){ /* P4 */ assert( p->db->mallocFailed ); return SQLITE_ERROR; } pMem->flags = MEM_Str|MEM_Term; zP4 = displayP4(pOp, pMem->z, 32); if( zP4!=pMem->z ){ sqlite3VdbeMemSetStr(pMem, zP4, -1, SQLITE_UTF8, 0); }else{ assert( pMem->z!=0 ); pMem->n = sqlite3Strlen30(pMem->z); pMem->enc = SQLITE_UTF8; } pMem++; if( p->explain==1 ){ if( sqlite3VdbeMemGrow(pMem, 4, 0) ){ assert( p->db->mallocFailed ); return SQLITE_ERROR; } pMem->flags = MEM_Str|MEM_Term; pMem->n = 2; sqlite3_snprintf(3, pMem->z, "%.2x", pOp->p5); /* P5 */ pMem->enc = SQLITE_UTF8; pMem++; #ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS if( sqlite3VdbeMemGrow(pMem, 500, 0) ){ assert( p->db->mallocFailed ); return SQLITE_ERROR; } pMem->flags = MEM_Str|MEM_Term; pMem->n = displayComment(pOp, zP4, pMem->z, 500); pMem->enc = SQLITE_UTF8; #else pMem->flags = MEM_Null; /* Comment */ #endif } p->nResColumn = 8 - 4*(p->explain-1); p->pResultSet = &p->aMem[1]; p->rc = SQLITE_OK; rc = SQLITE_ROW; |
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3933 3934 3935 3936 3937 3938 3939 | if( v ){ Mem *pMem = &v->aVar[iVar-1]; if( 0==(pMem->flags & MEM_Null) ){ sqlite3_value *pRet = sqlite3ValueNew(v->db); if( pRet ){ sqlite3VdbeMemCopy((Mem *)pRet, pMem); sqlite3ValueApplyAffinity(pRet, aff, SQLITE_UTF8); | < | 3924 3925 3926 3927 3928 3929 3930 3931 3932 3933 3934 3935 3936 3937 | if( v ){ Mem *pMem = &v->aVar[iVar-1]; if( 0==(pMem->flags & MEM_Null) ){ sqlite3_value *pRet = sqlite3ValueNew(v->db); if( pRet ){ sqlite3VdbeMemCopy((Mem *)pRet, pMem); sqlite3ValueApplyAffinity(pRet, aff, SQLITE_UTF8); } return pRet; } } return 0; } |
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Changes to src/vdbemem.c.
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317 318 319 320 321 322 323 | sqlite3VdbeMemSetNull(p); } } /* ** Release any memory held by the Mem. This may leave the Mem in an ** inconsistent state, for example with (Mem.z==0) and | | | 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 | sqlite3VdbeMemSetNull(p); } } /* ** Release any memory held by the Mem. This may leave the Mem in an ** inconsistent state, for example with (Mem.z==0) and ** (Mem.flags==MEM_Str). */ void sqlite3VdbeMemRelease(Mem *p){ assert( sqlite3VdbeCheckMemInvariants(p) ); VdbeMemRelease(p); if( p->zMalloc ){ sqlite3DbFree(p->db, p->zMalloc); p->zMalloc = 0; |
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509 510 511 512 513 514 515 | pFrame->pParent = pFrame->v->pDelFrame; pFrame->v->pDelFrame = pFrame; } if( pMem->flags & MEM_RowSet ){ sqlite3RowSetClear(pMem->u.pRowSet); } MemSetTypeFlag(pMem, MEM_Null); | < < | 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 | pFrame->pParent = pFrame->v->pDelFrame; pFrame->v->pDelFrame = pFrame; } if( pMem->flags & MEM_RowSet ){ sqlite3RowSetClear(pMem->u.pRowSet); } MemSetTypeFlag(pMem, MEM_Null); } void sqlite3ValueSetNull(sqlite3_value *p){ sqlite3VdbeMemSetNull((Mem*)p); } /* ** Delete any previous value and set the value to be a BLOB of length ** n containing all zeros. */ void sqlite3VdbeMemSetZeroBlob(Mem *pMem, int n){ sqlite3VdbeMemRelease(pMem); pMem->flags = MEM_Blob|MEM_Zero; pMem->n = 0; if( n<0 ) n = 0; pMem->u.nZero = n; pMem->enc = SQLITE_UTF8; #ifdef SQLITE_OMIT_INCRBLOB sqlite3VdbeMemGrow(pMem, n, 0); |
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545 546 547 548 549 550 551 | ** Delete any previous value and set the value stored in *pMem to val, ** manifest type INTEGER. */ void sqlite3VdbeMemSetInt64(Mem *pMem, i64 val){ sqlite3VdbeMemRelease(pMem); pMem->u.i = val; pMem->flags = MEM_Int; | < < | 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 | ** Delete any previous value and set the value stored in *pMem to val, ** manifest type INTEGER. */ void sqlite3VdbeMemSetInt64(Mem *pMem, i64 val){ sqlite3VdbeMemRelease(pMem); pMem->u.i = val; pMem->flags = MEM_Int; } #ifndef SQLITE_OMIT_FLOATING_POINT /* ** Delete any previous value and set the value stored in *pMem to val, ** manifest type REAL. */ void sqlite3VdbeMemSetDouble(Mem *pMem, double val){ if( sqlite3IsNaN(val) ){ sqlite3VdbeMemSetNull(pMem); }else{ sqlite3VdbeMemRelease(pMem); pMem->r = val; pMem->flags = MEM_Real; } } #endif /* ** Delete any previous value and set the value of pMem to be an ** empty boolean index. |
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769 770 771 772 773 774 775 | pMem->xDel = xDel; flags |= ((xDel==SQLITE_STATIC)?MEM_Static:MEM_Dyn); } pMem->n = nByte; pMem->flags = flags; pMem->enc = (enc==0 ? SQLITE_UTF8 : enc); | < | 765 766 767 768 769 770 771 772 773 774 775 776 777 778 | pMem->xDel = xDel; flags |= ((xDel==SQLITE_STATIC)?MEM_Static:MEM_Dyn); } pMem->n = nByte; pMem->flags = flags; pMem->enc = (enc==0 ? SQLITE_UTF8 : enc); #ifndef SQLITE_OMIT_UTF16 if( pMem->enc!=SQLITE_UTF8 && sqlite3VdbeMemHandleBom(pMem) ){ return SQLITE_NOMEM; } #endif |
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835 836 837 838 839 840 841 | }else{ rc = sqlite3BtreeData(pCur, offset, amt, pMem->z); } if( rc==SQLITE_OK ){ pMem->z[amt] = 0; pMem->z[amt+1] = 0; pMem->flags = MEM_Blob|MEM_Term; | < | 830 831 832 833 834 835 836 837 838 839 840 841 842 843 | }else{ rc = sqlite3BtreeData(pCur, offset, amt, pMem->z); } if( rc==SQLITE_OK ){ pMem->z[amt] = 0; pMem->z[amt+1] = 0; pMem->flags = MEM_Blob|MEM_Term; pMem->n = (int)amt; }else{ sqlite3VdbeMemRelease(pMem); } } return rc; |
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898 899 900 901 902 903 904 | /* ** Create a new sqlite3_value object. */ sqlite3_value *sqlite3ValueNew(sqlite3 *db){ Mem *p = sqlite3DbMallocZero(db, sizeof(*p)); if( p ){ p->flags = MEM_Null; | < | 892 893 894 895 896 897 898 899 900 901 902 903 904 905 | /* ** Create a new sqlite3_value object. */ sqlite3_value *sqlite3ValueNew(sqlite3 *db){ Mem *p = sqlite3DbMallocZero(db, sizeof(*p)); if( p ){ p->flags = MEM_Null; p->db = db; } return p; } /* ** Context object passed by sqlite3Stat4ProbeSetValue() through to |
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947 948 949 950 951 952 953 | pRec->pKeyInfo = sqlite3KeyInfoOfIndex(p->pParse, pIdx); if( pRec->pKeyInfo ){ assert( pRec->pKeyInfo->nField+pRec->pKeyInfo->nXField==nCol ); assert( pRec->pKeyInfo->enc==ENC(db) ); pRec->aMem = (Mem *)((u8*)pRec + ROUND8(sizeof(UnpackedRecord))); for(i=0; i<nCol; i++){ pRec->aMem[i].flags = MEM_Null; | < | 940 941 942 943 944 945 946 947 948 949 950 951 952 953 | pRec->pKeyInfo = sqlite3KeyInfoOfIndex(p->pParse, pIdx); if( pRec->pKeyInfo ){ assert( pRec->pKeyInfo->nField+pRec->pKeyInfo->nXField==nCol ); assert( pRec->pKeyInfo->enc==ENC(db) ); pRec->aMem = (Mem *)((u8*)pRec + ROUND8(sizeof(UnpackedRecord))); for(i=0; i<nCol; i++){ pRec->aMem[i].flags = MEM_Null; pRec->aMem[i].db = db; } }else{ sqlite3DbFree(db, pRec); pRec = 0; } } |
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1020 1021 1022 1023 1024 1025 1026 | if( pVal==0 ) goto no_mem; if( ExprHasProperty(pExpr, EP_IntValue) ){ sqlite3VdbeMemSetInt64(pVal, (i64)pExpr->u.iValue*negInt); }else{ zVal = sqlite3MPrintf(db, "%s%s", zNeg, pExpr->u.zToken); if( zVal==0 ) goto no_mem; sqlite3ValueSetStr(pVal, -1, zVal, SQLITE_UTF8, SQLITE_DYNAMIC); | < | 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 | if( pVal==0 ) goto no_mem; if( ExprHasProperty(pExpr, EP_IntValue) ){ sqlite3VdbeMemSetInt64(pVal, (i64)pExpr->u.iValue*negInt); }else{ zVal = sqlite3MPrintf(db, "%s%s", zNeg, pExpr->u.zToken); if( zVal==0 ) goto no_mem; sqlite3ValueSetStr(pVal, -1, zVal, SQLITE_UTF8, SQLITE_DYNAMIC); } if( (op==TK_INTEGER || op==TK_FLOAT ) && affinity==SQLITE_AFF_NONE ){ sqlite3ValueApplyAffinity(pVal, SQLITE_AFF_NUMERIC, SQLITE_UTF8); }else{ sqlite3ValueApplyAffinity(pVal, affinity, SQLITE_UTF8); } if( pVal->flags & (MEM_Int|MEM_Real) ) pVal->flags &= ~MEM_Str; |
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1066 1067 1068 1069 1070 1071 1072 | nVal = sqlite3Strlen30(zVal)-1; assert( zVal[nVal]=='\'' ); sqlite3VdbeMemSetStr(pVal, sqlite3HexToBlob(db, zVal, nVal), nVal/2, 0, SQLITE_DYNAMIC); } #endif | < < < | 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 | nVal = sqlite3Strlen30(zVal)-1; assert( zVal[nVal]=='\'' ); sqlite3VdbeMemSetStr(pVal, sqlite3HexToBlob(db, zVal, nVal), nVal/2, 0, SQLITE_DYNAMIC); } #endif *ppVal = pVal; return rc; no_mem: db->mallocFailed = 1; sqlite3DbFree(db, zVal); assert( *ppVal==0 ); |
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1232 1233 1234 1235 1236 1237 1238 | pVal = valueNew(db, &alloc); if( pVal ){ rc = sqlite3VdbeMemCopy((Mem*)pVal, &v->aVar[iBindVar-1]); if( rc==SQLITE_OK ){ sqlite3ValueApplyAffinity(pVal, affinity, ENC(db)); } pVal->db = pParse->db; | < | 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 | pVal = valueNew(db, &alloc); if( pVal ){ rc = sqlite3VdbeMemCopy((Mem*)pVal, &v->aVar[iBindVar-1]); if( rc==SQLITE_OK ){ sqlite3ValueApplyAffinity(pVal, affinity, ENC(db)); } pVal->db = pParse->db; } } }else{ rc = valueFromExpr(db, pExpr, ENC(db), affinity, &pVal, &alloc); } *pbOk = (pVal!=0); |
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