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Overview
Comment: | Use 64-bit math to compute the sizes of memory allocations in extensions. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA3-256: |
ca67f2ec0e294384c397db438605df1b |
User & Date: | drh 2019-01-08 20:02:48.571 |
Context
2019-01-09
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02:02 | Enhance the ALTER TABLE RENAME COLUMN feature so that it works on tables that have redundant UNIQUE and/or PRIMARY KEY constraints. Fix for ticket [bc8d94f0fbd633fd9a051e3] (check-in: f09aa3248e user: drh tags: trunk) | |
2019-01-08
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20:02 | Use 64-bit math to compute the sizes of memory allocations in extensions. (check-in: ca67f2ec0e user: drh tags: trunk) | |
15:18 | Performance improvement on the instr() function, especially for large haystacks. (check-in: ce51f1a2b6 user: drh tags: trunk) | |
Changes
Changes to ext/fts3/fts3.c.
︙ | ︙ | |||
795 796 797 798 799 800 801 | ** fts3QuoteId("un \"zip\"") -> "un \"\"zip\"\"" ** ** The pointer returned points to memory obtained from sqlite3_malloc(). It ** is the callers responsibility to call sqlite3_free() to release this ** memory. */ static char *fts3QuoteId(char const *zInput){ | | | | 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 | ** fts3QuoteId("un \"zip\"") -> "un \"\"zip\"\"" ** ** The pointer returned points to memory obtained from sqlite3_malloc(). It ** is the callers responsibility to call sqlite3_free() to release this ** memory. */ static char *fts3QuoteId(char const *zInput){ sqlite3_int64 nRet; char *zRet; nRet = 2 + (int)strlen(zInput)*2 + 1; zRet = sqlite3_malloc64(nRet); if( zRet ){ int i; char *z = zRet; *(z++) = '"'; for(i=0; zInput[i]; i++){ if( zInput[i]=='"' ) *(z++) = '"'; *(z++) = zInput[i]; |
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979 980 981 982 983 984 985 | const char *p; nIndex++; for(p=zParam; *p; p++){ if( *p==',' ) nIndex++; } } | | | 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 | const char *p; nIndex++; for(p=zParam; *p; p++){ if( *p==',' ) nIndex++; } } aIndex = sqlite3_malloc64(sizeof(struct Fts3Index) * nIndex); *apIndex = aIndex; if( !aIndex ){ return SQLITE_NOMEM; } memset(aIndex, 0, sizeof(struct Fts3Index) * nIndex); if( zParam ){ |
︙ | ︙ | |||
1058 1059 1060 1061 1062 1063 1064 | sqlite3Fts3ErrMsg(pzErr, "%s", sqlite3_errmsg(db)); } } sqlite3_free(zSql); if( rc==SQLITE_OK ){ const char **azCol; /* Output array */ | | | | | 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 | sqlite3Fts3ErrMsg(pzErr, "%s", sqlite3_errmsg(db)); } } sqlite3_free(zSql); if( rc==SQLITE_OK ){ const char **azCol; /* Output array */ sqlite3_int64 nStr = 0; /* Size of all column names (incl. 0x00) */ int nCol; /* Number of table columns */ int i; /* Used to iterate through columns */ /* Loop through the returned columns. Set nStr to the number of bytes of ** space required to store a copy of each column name, including the ** nul-terminator byte. */ nCol = sqlite3_column_count(pStmt); for(i=0; i<nCol; i++){ const char *zCol = sqlite3_column_name(pStmt, i); nStr += strlen(zCol) + 1; } /* Allocate and populate the array to return. */ azCol = (const char **)sqlite3_malloc64(sizeof(char *) * nCol + nStr); if( azCol==0 ){ rc = SQLITE_NOMEM; }else{ char *p = (char *)&azCol[nCol]; for(i=0; i<nCol; i++){ const char *zCol = sqlite3_column_name(pStmt, i); int n = (int)strlen(zCol)+1; |
︙ | ︙ | |||
1120 1121 1122 1123 1124 1125 1126 | sqlite3_vtab **ppVTab, /* Write the resulting vtab structure here */ char **pzErr /* Write any error message here */ ){ Fts3Hash *pHash = (Fts3Hash *)pAux; Fts3Table *p = 0; /* Pointer to allocated vtab */ int rc = SQLITE_OK; /* Return code */ int i; /* Iterator variable */ | | | 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 | sqlite3_vtab **ppVTab, /* Write the resulting vtab structure here */ char **pzErr /* Write any error message here */ ){ Fts3Hash *pHash = (Fts3Hash *)pAux; Fts3Table *p = 0; /* Pointer to allocated vtab */ int rc = SQLITE_OK; /* Return code */ int i; /* Iterator variable */ sqlite3_int64 nByte; /* Size of allocation used for *p */ int iCol; /* Column index */ int nString = 0; /* Bytes required to hold all column names */ int nCol = 0; /* Number of columns in the FTS table */ char *zCsr; /* Space for holding column names */ int nDb; /* Bytes required to hold database name */ int nName; /* Bytes required to hold table name */ int isFts4 = (argv[0][3]=='4'); /* True for FTS4, false for FTS3 */ |
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1154 1155 1156 1157 1158 1159 1160 | || (sqlite3_strnicmp(argv[0], "fts3", 4)==0 && !isFts4) ); nDb = (int)strlen(argv[1]) + 1; nName = (int)strlen(argv[2]) + 1; nByte = sizeof(const char *) * (argc-2); | | | | 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 | || (sqlite3_strnicmp(argv[0], "fts3", 4)==0 && !isFts4) ); nDb = (int)strlen(argv[1]) + 1; nName = (int)strlen(argv[2]) + 1; nByte = sizeof(const char *) * (argc-2); aCol = (const char **)sqlite3_malloc64(nByte); if( aCol ){ memset((void*)aCol, 0, nByte); azNotindexed = (char **)sqlite3_malloc64(nByte); } if( azNotindexed ){ memset(azNotindexed, 0, nByte); } if( !aCol || !azNotindexed ){ rc = SQLITE_NOMEM; goto fts3_init_out; |
︙ | ︙ | |||
1352 1353 1354 1355 1356 1357 1358 | nByte = sizeof(Fts3Table) + /* Fts3Table */ nCol * sizeof(char *) + /* azColumn */ nIndex * sizeof(struct Fts3Index) + /* aIndex */ nCol * sizeof(u8) + /* abNotindexed */ nName + /* zName */ nDb + /* zDb */ nString; /* Space for azColumn strings */ | | | 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 | nByte = sizeof(Fts3Table) + /* Fts3Table */ nCol * sizeof(char *) + /* azColumn */ nIndex * sizeof(struct Fts3Index) + /* aIndex */ nCol * sizeof(u8) + /* abNotindexed */ nName + /* zName */ nDb + /* zDb */ nString; /* Space for azColumn strings */ p = (Fts3Table*)sqlite3_malloc64(nByte); if( p==0 ){ rc = SQLITE_NOMEM; goto fts3_init_out; } memset(p, 0, nByte); p->db = db; p->nColumn = nCol; |
︙ | ︙ | |||
2532 2533 2534 2535 2536 2537 2538 | ** The space required to store the output is therefore the sum of the ** sizes of the two inputs, plus enough space for exactly one of the input ** docids to grow. ** ** A symetric argument may be made if the doclists are in descending ** order. */ | | | 2532 2533 2534 2535 2536 2537 2538 2539 2540 2541 2542 2543 2544 2545 2546 | ** The space required to store the output is therefore the sum of the ** sizes of the two inputs, plus enough space for exactly one of the input ** docids to grow. ** ** A symetric argument may be made if the doclists are in descending ** order. */ aOut = sqlite3_malloc64((sqlite3_int64)n1+n2+FTS3_VARINT_MAX-1); if( !aOut ) return SQLITE_NOMEM; p = aOut; fts3GetDeltaVarint3(&p1, pEnd1, 0, &i1); fts3GetDeltaVarint3(&p2, pEnd2, 0, &i2); while( p1 || p2 ){ sqlite3_int64 iDiff = DOCID_CMP(i1, i2); |
︙ | ︙ | |||
2595 2596 2597 2598 2599 2600 2601 | char *p2 = aRight; char *p; int bFirstOut = 0; char *aOut; assert( nDist>0 ); if( bDescDoclist ){ | | | 2595 2596 2597 2598 2599 2600 2601 2602 2603 2604 2605 2606 2607 2608 2609 | char *p2 = aRight; char *p; int bFirstOut = 0; char *aOut; assert( nDist>0 ); if( bDescDoclist ){ aOut = sqlite3_malloc64((sqlite3_int64)*pnRight + FTS3_VARINT_MAX); if( aOut==0 ) return SQLITE_NOMEM; }else{ aOut = aRight; } p = aOut; fts3GetDeltaVarint3(&p1, pEnd1, 0, &i1); |
︙ | ︙ | |||
2830 2831 2832 2833 2834 2835 2836 | */ static int fts3SegReaderCursorAppend( Fts3MultiSegReader *pCsr, Fts3SegReader *pNew ){ if( (pCsr->nSegment%16)==0 ){ Fts3SegReader **apNew; | | | | 2830 2831 2832 2833 2834 2835 2836 2837 2838 2839 2840 2841 2842 2843 2844 2845 | */ static int fts3SegReaderCursorAppend( Fts3MultiSegReader *pCsr, Fts3SegReader *pNew ){ if( (pCsr->nSegment%16)==0 ){ Fts3SegReader **apNew; sqlite3_int64 nByte = (pCsr->nSegment + 16)*sizeof(Fts3SegReader*); apNew = (Fts3SegReader **)sqlite3_realloc64(pCsr->apSegment, nByte); if( !apNew ){ sqlite3Fts3SegReaderFree(pNew); return SQLITE_NOMEM; } pCsr->apSegment = apNew; } pCsr->apSegment[pCsr->nSegment++] = pNew; |
︙ | ︙ | |||
5005 5006 5007 5008 5009 5010 5011 | fts3EvalAllocateReaders(pCsr, pCsr->pExpr, &nToken, &nOr, &rc); /* Determine which, if any, tokens in the expression should be deferred. */ #ifndef SQLITE_DISABLE_FTS4_DEFERRED if( rc==SQLITE_OK && nToken>1 && pTab->bFts4 ){ Fts3TokenAndCost *aTC; Fts3Expr **apOr; | | | 5005 5006 5007 5008 5009 5010 5011 5012 5013 5014 5015 5016 5017 5018 5019 | fts3EvalAllocateReaders(pCsr, pCsr->pExpr, &nToken, &nOr, &rc); /* Determine which, if any, tokens in the expression should be deferred. */ #ifndef SQLITE_DISABLE_FTS4_DEFERRED if( rc==SQLITE_OK && nToken>1 && pTab->bFts4 ){ Fts3TokenAndCost *aTC; Fts3Expr **apOr; aTC = (Fts3TokenAndCost *)sqlite3_malloc64( sizeof(Fts3TokenAndCost) * nToken + sizeof(Fts3Expr *) * nOr * 2 ); apOr = (Fts3Expr **)&aTC[nToken]; if( !aTC ){ rc = SQLITE_NOMEM; |
︙ | ︙ | |||
5316 5317 5318 5319 5320 5321 5322 | ** no exceptions to this - it's the way the parser in fts3_expr.c works. */ if( *pRc==SQLITE_OK && pExpr->eType==FTSQUERY_NEAR && (pExpr->pParent==0 || pExpr->pParent->eType!=FTSQUERY_NEAR) ){ Fts3Expr *p; | | | | 5316 5317 5318 5319 5320 5321 5322 5323 5324 5325 5326 5327 5328 5329 5330 5331 5332 5333 5334 5335 5336 5337 5338 5339 | ** no exceptions to this - it's the way the parser in fts3_expr.c works. */ if( *pRc==SQLITE_OK && pExpr->eType==FTSQUERY_NEAR && (pExpr->pParent==0 || pExpr->pParent->eType!=FTSQUERY_NEAR) ){ Fts3Expr *p; sqlite3_int64 nTmp = 0; /* Bytes of temp space */ char *aTmp; /* Temp space for PoslistNearMerge() */ /* Allocate temporary working space. */ for(p=pExpr; p->pLeft; p=p->pLeft){ assert( p->pRight->pPhrase->doclist.nList>0 ); nTmp += p->pRight->pPhrase->doclist.nList; } nTmp += p->pPhrase->doclist.nList; aTmp = sqlite3_malloc64(nTmp*2); if( !aTmp ){ *pRc = SQLITE_NOMEM; res = 0; }else{ char *aPoslist = p->pPhrase->doclist.pList; int nToken = p->pPhrase->nToken; |
︙ | ︙ | |||
5667 5668 5669 5670 5671 5672 5673 | bEof = pRoot->bEof; assert( pRoot->bStart ); /* Allocate space for the aMSI[] array of each FTSQUERY_PHRASE node */ for(p=pRoot; p; p=p->pLeft){ Fts3Expr *pE = (p->eType==FTSQUERY_PHRASE?p:p->pRight); assert( pE->aMI==0 ); | | | 5667 5668 5669 5670 5671 5672 5673 5674 5675 5676 5677 5678 5679 5680 5681 | bEof = pRoot->bEof; assert( pRoot->bStart ); /* Allocate space for the aMSI[] array of each FTSQUERY_PHRASE node */ for(p=pRoot; p; p=p->pLeft){ Fts3Expr *pE = (p->eType==FTSQUERY_PHRASE?p:p->pRight); assert( pE->aMI==0 ); pE->aMI = (u32 *)sqlite3_malloc64(pTab->nColumn * 3 * sizeof(u32)); if( !pE->aMI ) return SQLITE_NOMEM; memset(pE->aMI, 0, pTab->nColumn * 3 * sizeof(u32)); } fts3EvalRestart(pCsr, pRoot, &rc); while( pCsr->isEof==0 && rc==SQLITE_OK ){ |
︙ | ︙ |
Changes to ext/fts3/fts3_aux.c.
︙ | ︙ | |||
62 63 64 65 66 67 68 | sqlite3_vtab **ppVtab, /* OUT: New sqlite3_vtab object */ char **pzErr /* OUT: sqlite3_malloc'd error message */ ){ char const *zDb; /* Name of database (e.g. "main") */ char const *zFts3; /* Name of fts3 table */ int nDb; /* Result of strlen(zDb) */ int nFts3; /* Result of strlen(zFts3) */ | | | 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | sqlite3_vtab **ppVtab, /* OUT: New sqlite3_vtab object */ char **pzErr /* OUT: sqlite3_malloc'd error message */ ){ char const *zDb; /* Name of database (e.g. "main") */ char const *zFts3; /* Name of fts3 table */ int nDb; /* Result of strlen(zDb) */ int nFts3; /* Result of strlen(zFts3) */ sqlite3_int64 nByte; /* Bytes of space to allocate here */ int rc; /* value returned by declare_vtab() */ Fts3auxTable *p; /* Virtual table object to return */ UNUSED_PARAMETER(pUnused); /* The user should invoke this in one of two forms: ** |
︙ | ︙ | |||
94 95 96 97 98 99 100 | } nFts3 = (int)strlen(zFts3); rc = sqlite3_declare_vtab(db, FTS3_AUX_SCHEMA); if( rc!=SQLITE_OK ) return rc; nByte = sizeof(Fts3auxTable) + sizeof(Fts3Table) + nDb + nFts3 + 2; | | | 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 | } nFts3 = (int)strlen(zFts3); rc = sqlite3_declare_vtab(db, FTS3_AUX_SCHEMA); if( rc!=SQLITE_OK ) return rc; nByte = sizeof(Fts3auxTable) + sizeof(Fts3Table) + nDb + nFts3 + 2; p = (Fts3auxTable *)sqlite3_malloc64(nByte); if( !p ) return SQLITE_NOMEM; memset(p, 0, nByte); p->pFts3Tab = (Fts3Table *)&p[1]; p->pFts3Tab->zDb = (char *)&p->pFts3Tab[1]; p->pFts3Tab->zName = &p->pFts3Tab->zDb[nDb+1]; p->pFts3Tab->db = db; |
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244 245 246 247 248 249 250 | sqlite3_free(pCsr); return SQLITE_OK; } static int fts3auxGrowStatArray(Fts3auxCursor *pCsr, int nSize){ if( nSize>pCsr->nStat ){ struct Fts3auxColstats *aNew; | | | 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 | sqlite3_free(pCsr); return SQLITE_OK; } static int fts3auxGrowStatArray(Fts3auxCursor *pCsr, int nSize){ if( nSize>pCsr->nStat ){ struct Fts3auxColstats *aNew; aNew = (struct Fts3auxColstats *)sqlite3_realloc64(pCsr->aStat, sizeof(struct Fts3auxColstats) * nSize ); if( aNew==0 ) return SQLITE_NOMEM; memset(&aNew[pCsr->nStat], 0, sizeof(struct Fts3auxColstats) * (nSize - pCsr->nStat) ); pCsr->aStat = aNew; |
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Changes to ext/fts3/fts3_expr.c.
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118 119 120 121 122 123 124 | } /* ** Allocate nByte bytes of memory using sqlite3_malloc(). If successful, ** zero the memory before returning a pointer to it. If unsuccessful, ** return NULL. */ | | | | 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 | } /* ** Allocate nByte bytes of memory using sqlite3_malloc(). If successful, ** zero the memory before returning a pointer to it. If unsuccessful, ** return NULL. */ static void *fts3MallocZero(sqlite3_int64 nByte){ void *pRet = sqlite3_malloc64(nByte); if( pRet ) memset(pRet, 0, nByte); return pRet; } int sqlite3Fts3OpenTokenizer( sqlite3_tokenizer *pTokenizer, int iLangid, |
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194 195 196 197 198 199 200 | } *pnConsumed = i; rc = sqlite3Fts3OpenTokenizer(pTokenizer, pParse->iLangid, z, i, &pCursor); if( rc==SQLITE_OK ){ const char *zToken; int nToken = 0, iStart = 0, iEnd = 0, iPosition = 0; | | | 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 | } *pnConsumed = i; rc = sqlite3Fts3OpenTokenizer(pTokenizer, pParse->iLangid, z, i, &pCursor); if( rc==SQLITE_OK ){ const char *zToken; int nToken = 0, iStart = 0, iEnd = 0, iPosition = 0; sqlite3_int64 nByte; /* total space to allocate */ rc = pModule->xNext(pCursor, &zToken, &nToken, &iStart, &iEnd, &iPosition); if( rc==SQLITE_OK ){ nByte = sizeof(Fts3Expr) + sizeof(Fts3Phrase) + nToken; pRet = (Fts3Expr *)fts3MallocZero(nByte); if( !pRet ){ rc = SQLITE_NOMEM; |
︙ | ︙ | |||
248 249 250 251 252 253 254 | } /* ** Enlarge a memory allocation. If an out-of-memory allocation occurs, ** then free the old allocation. */ | | | | 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 | } /* ** Enlarge a memory allocation. If an out-of-memory allocation occurs, ** then free the old allocation. */ static void *fts3ReallocOrFree(void *pOrig, sqlite3_int64 nNew){ void *pRet = sqlite3_realloc64(pOrig, nNew); if( !pRet ){ sqlite3_free(pOrig); } return pRet; } /* |
︙ | ︙ | |||
792 793 794 795 796 797 798 | if( nMaxDepth==0 ){ rc = SQLITE_ERROR; } if( rc==SQLITE_OK ){ if( (eType==FTSQUERY_AND || eType==FTSQUERY_OR) ){ Fts3Expr **apLeaf; | | | 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 | if( nMaxDepth==0 ){ rc = SQLITE_ERROR; } if( rc==SQLITE_OK ){ if( (eType==FTSQUERY_AND || eType==FTSQUERY_OR) ){ Fts3Expr **apLeaf; apLeaf = (Fts3Expr **)sqlite3_malloc64(sizeof(Fts3Expr *) * nMaxDepth); if( 0==apLeaf ){ rc = SQLITE_NOMEM; }else{ memset(apLeaf, 0, sizeof(Fts3Expr *) * nMaxDepth); } if( rc==SQLITE_OK ){ |
︙ | ︙ | |||
1212 1213 1214 1215 1216 1217 1218 | sqlite3_free(zErr); return; } zExpr = (const char *)sqlite3_value_text(argv[1]); nExpr = sqlite3_value_bytes(argv[1]); nCol = argc-2; | | | 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 | sqlite3_free(zErr); return; } zExpr = (const char *)sqlite3_value_text(argv[1]); nExpr = sqlite3_value_bytes(argv[1]); nCol = argc-2; azCol = (char **)sqlite3_malloc64(nCol*sizeof(char *)); if( !azCol ){ sqlite3_result_error_nomem(context); goto exprtest_out; } for(ii=0; ii<nCol; ii++){ azCol[ii] = (char *)sqlite3_value_text(argv[ii+2]); } |
︙ | ︙ |
Changes to ext/fts3/fts3_hash.c.
︙ | ︙ | |||
31 32 33 34 35 36 37 | #include <string.h> #include "fts3_hash.h" /* ** Malloc and Free functions */ | | | | 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | #include <string.h> #include "fts3_hash.h" /* ** Malloc and Free functions */ static void *fts3HashMalloc(sqlite3_int64 n){ void *p = sqlite3_malloc64(n); if( p ){ memset(p, 0, n); } return p; } static void fts3HashFree(void *p){ sqlite3_free(p); |
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Changes to ext/fts3/fts3_icu.c.
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56 57 58 59 60 61 62 | ){ IcuTokenizer *p; int n = 0; if( argc>0 ){ n = strlen(argv[0])+1; } | | | 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 | ){ IcuTokenizer *p; int n = 0; if( argc>0 ){ n = strlen(argv[0])+1; } p = (IcuTokenizer *)sqlite3_malloc64(sizeof(IcuTokenizer)+n); if( !p ){ return SQLITE_NOMEM; } memset(p, 0, sizeof(IcuTokenizer)); if( n ){ p->zLocale = (char *)&p[1]; |
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113 114 115 116 117 118 119 | if( zInput==0 ){ nInput = 0; zInput = ""; }else if( nInput<0 ){ nInput = strlen(zInput); } nChar = nInput+1; | | | 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 | if( zInput==0 ){ nInput = 0; zInput = ""; }else if( nInput<0 ){ nInput = strlen(zInput); } nChar = nInput+1; pCsr = (IcuCursor *)sqlite3_malloc64( sizeof(IcuCursor) + /* IcuCursor */ ((nChar+3)&~3) * sizeof(UChar) + /* IcuCursor.aChar[] */ (nChar+1) * sizeof(int) /* IcuCursor.aOffset[] */ ); if( !pCsr ){ return SQLITE_NOMEM; } |
︙ | ︙ |
Changes to ext/fts3/fts3_snippet.c.
︙ | ︙ | |||
174 175 176 177 178 179 180 | xRet = fts3MIBufferFree; } else if( p->aRef[2]==0 ){ p->aRef[2] = 1; aOut = &p->aMatchinfo[p->nElem+2]; xRet = fts3MIBufferFree; }else{ | | | 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 | xRet = fts3MIBufferFree; } else if( p->aRef[2]==0 ){ p->aRef[2] = 1; aOut = &p->aMatchinfo[p->nElem+2]; xRet = fts3MIBufferFree; }else{ aOut = (u32*)sqlite3_malloc64(p->nElem * sizeof(u32)); if( aOut ){ xRet = sqlite3_free; if( p->bGlobal ) memcpy(aOut, &p->aMatchinfo[1], p->nElem*sizeof(u32)); } } *paOut = aOut; |
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512 513 514 515 516 517 518 | u64 *pmSeen, /* IN/OUT: Mask of phrases seen */ SnippetFragment *pFragment, /* OUT: Best snippet found */ int *piScore /* OUT: Score of snippet pFragment */ ){ int rc; /* Return Code */ int nList; /* Number of phrases in expression */ SnippetIter sIter; /* Iterates through snippet candidates */ | | | | 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 | u64 *pmSeen, /* IN/OUT: Mask of phrases seen */ SnippetFragment *pFragment, /* OUT: Best snippet found */ int *piScore /* OUT: Score of snippet pFragment */ ){ int rc; /* Return Code */ int nList; /* Number of phrases in expression */ SnippetIter sIter; /* Iterates through snippet candidates */ sqlite3_int64 nByte; /* Number of bytes of space to allocate */ int iBestScore = -1; /* Best snippet score found so far */ int i; /* Loop counter */ memset(&sIter, 0, sizeof(sIter)); /* Iterate through the phrases in the expression to count them. The same ** callback makes sure the doclists are loaded for each phrase. */ rc = fts3ExprLoadDoclists(pCsr, &nList, 0); if( rc!=SQLITE_OK ){ return rc; } /* Now that it is known how many phrases there are, allocate and zero ** the required space using malloc(). */ nByte = sizeof(SnippetPhrase) * nList; sIter.aPhrase = (SnippetPhrase *)sqlite3_malloc64(nByte); if( !sIter.aPhrase ){ return SQLITE_NOMEM; } memset(sIter.aPhrase, 0, nByte); /* Initialize the contents of the SnippetIter object. Then iterate through ** the set of phrases in the expression to populate the aPhrase[] array. |
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600 601 602 603 604 605 606 | } /* If there is insufficient space allocated at StrBuffer.z, use realloc() ** to grow the buffer until so that it is big enough to accomadate the ** appended data. */ if( pStr->n+nAppend+1>=pStr->nAlloc ){ | | | | 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 | } /* If there is insufficient space allocated at StrBuffer.z, use realloc() ** to grow the buffer until so that it is big enough to accomadate the ** appended data. */ if( pStr->n+nAppend+1>=pStr->nAlloc ){ sqlite3_int64 nAlloc = pStr->nAlloc+(sqlite3_int64)nAppend+100; char *zNew = sqlite3_realloc64(pStr->z, nAlloc); if( !zNew ){ return SQLITE_NOMEM; } pStr->z = zNew; pStr->nAlloc = nAlloc; } assert( pStr->z!=0 && (pStr->nAlloc >= pStr->n+nAppend+1) ); |
︙ | ︙ | |||
1117 1118 1119 1120 1121 1122 1123 | int i; int iCol; int nToken = 0; /* Allocate and populate the array of LcsIterator objects. The array ** contains one element for each matchable phrase in the query. **/ | | | 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 | int i; int iCol; int nToken = 0; /* Allocate and populate the array of LcsIterator objects. The array ** contains one element for each matchable phrase in the query. **/ aIter = sqlite3_malloc64(sizeof(LcsIterator) * pCsr->nPhrase); if( !aIter ) return SQLITE_NOMEM; memset(aIter, 0, sizeof(LcsIterator) * pCsr->nPhrase); (void)fts3ExprIterate(pCsr->pExpr, fts3MatchinfoLcsCb, (void*)aIter); for(i=0; i<pInfo->nPhrase; i++){ LcsIterator *pIter = &aIter[i]; nToken -= pIter->pExpr->pPhrase->nToken; |
︙ | ︙ | |||
1562 1563 1564 1565 1566 1567 1568 | assert( pCsr->isRequireSeek==0 ); /* Count the number of terms in the query */ rc = fts3ExprLoadDoclists(pCsr, 0, &nToken); if( rc!=SQLITE_OK ) goto offsets_out; /* Allocate the array of TermOffset iterators. */ | | | 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 | assert( pCsr->isRequireSeek==0 ); /* Count the number of terms in the query */ rc = fts3ExprLoadDoclists(pCsr, 0, &nToken); if( rc!=SQLITE_OK ) goto offsets_out; /* Allocate the array of TermOffset iterators. */ sCtx.aTerm = (TermOffset *)sqlite3_malloc64(sizeof(TermOffset)*nToken); if( 0==sCtx.aTerm ){ rc = SQLITE_NOMEM; goto offsets_out; } sCtx.iDocid = pCsr->iPrevId; sCtx.pCsr = pCsr; |
︙ | ︙ |
Changes to ext/fts3/fts3_term.c.
︙ | ︙ | |||
64 65 66 67 68 69 70 | sqlite3_vtab **ppVtab, /* OUT: New sqlite3_vtab object */ char **pzErr /* OUT: sqlite3_malloc'd error message */ ){ char const *zDb; /* Name of database (e.g. "main") */ char const *zFts3; /* Name of fts3 table */ int nDb; /* Result of strlen(zDb) */ int nFts3; /* Result of strlen(zFts3) */ | | | | 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 | sqlite3_vtab **ppVtab, /* OUT: New sqlite3_vtab object */ char **pzErr /* OUT: sqlite3_malloc'd error message */ ){ char const *zDb; /* Name of database (e.g. "main") */ char const *zFts3; /* Name of fts3 table */ int nDb; /* Result of strlen(zDb) */ int nFts3; /* Result of strlen(zFts3) */ sqlite3_int64 nByte; /* Bytes of space to allocate here */ int rc; /* value returned by declare_vtab() */ Fts3termTable *p; /* Virtual table object to return */ int iIndex = 0; UNUSED_PARAMETER(pCtx); if( argc==5 ){ iIndex = atoi(argv[4]); argc--; } |
︙ | ︙ | |||
92 93 94 95 96 97 98 | zFts3 = argv[3]; nFts3 = (int)strlen(zFts3); rc = sqlite3_declare_vtab(db, FTS3_TERMS_SCHEMA); if( rc!=SQLITE_OK ) return rc; nByte = sizeof(Fts3termTable) + sizeof(Fts3Table) + nDb + nFts3 + 2; | | | 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 | zFts3 = argv[3]; nFts3 = (int)strlen(zFts3); rc = sqlite3_declare_vtab(db, FTS3_TERMS_SCHEMA); if( rc!=SQLITE_OK ) return rc; nByte = sizeof(Fts3termTable) + sizeof(Fts3Table) + nDb + nFts3 + 2; p = (Fts3termTable *)sqlite3_malloc64(nByte); if( !p ) return SQLITE_NOMEM; memset(p, 0, nByte); p->pFts3Tab = (Fts3Table *)&p[1]; p->pFts3Tab->zDb = (char *)&p->pFts3Tab[1]; p->pFts3Tab->zName = &p->pFts3Tab->zDb[nDb+1]; p->pFts3Tab->db = db; |
︙ | ︙ |
Changes to ext/fts3/fts3_tokenize_vtab.c.
︙ | ︙ | |||
118 119 120 121 122 123 124 | int nByte = 0; char **azDequote; for(i=0; i<argc; i++){ nByte += (int)(strlen(argv[i]) + 1); } | | | 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 | int nByte = 0; char **azDequote; for(i=0; i<argc; i++){ nByte += (int)(strlen(argv[i]) + 1); } *pazDequote = azDequote = sqlite3_malloc64(sizeof(char *)*argc + nByte); if( azDequote==0 ){ rc = SQLITE_NOMEM; }else{ char *pSpace = (char *)&azDequote[argc]; for(i=0; i<argc; i++){ int n = (int)strlen(argv[i]); azDequote[i] = pSpace; |
︙ | ︙ |
Changes to ext/fts3/fts3_unicode.c.
︙ | ︙ | |||
151 152 153 154 155 156 157 | } } if( nEntry ){ int *aNew; /* New aiException[] array */ int nNew; /* Number of valid entries in array aNew[] */ | | | 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 | } } if( nEntry ){ int *aNew; /* New aiException[] array */ int nNew; /* Number of valid entries in array aNew[] */ aNew = sqlite3_realloc64(p->aiException,(p->nException+nEntry)*sizeof(int)); if( aNew==0 ) return SQLITE_NOMEM; nNew = p->nException; z = (const unsigned char *)zIn; while( z<zTerm ){ READ_UTF8(z, zTerm, iCode); if( sqlite3FtsUnicodeIsalnum((int)iCode)!=bAlnum |
︙ | ︙ | |||
340 341 342 343 344 345 346 | zOut = pCsr->zToken; do { int iOut; /* Grow the output buffer if required. */ if( (zOut-pCsr->zToken)>=(pCsr->nAlloc-4) ){ | | | 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 | zOut = pCsr->zToken; do { int iOut; /* Grow the output buffer if required. */ if( (zOut-pCsr->zToken)>=(pCsr->nAlloc-4) ){ char *zNew = sqlite3_realloc64(pCsr->zToken, pCsr->nAlloc+64); if( !zNew ) return SQLITE_NOMEM; zOut = &zNew[zOut - pCsr->zToken]; pCsr->zToken = zNew; pCsr->nAlloc += 64; } /* Write the folded case of the last character read to the output */ |
︙ | ︙ |
Changes to ext/fts5/fts5Int.h.
︙ | ︙ | |||
305 306 307 308 309 310 311 | int sqlite3Fts5PoslistNext64( const u8 *a, int n, /* Buffer containing poslist */ int *pi, /* IN/OUT: Offset within a[] */ i64 *piOff /* IN/OUT: Current offset */ ); /* Malloc utility */ | | | 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 | int sqlite3Fts5PoslistNext64( const u8 *a, int n, /* Buffer containing poslist */ int *pi, /* IN/OUT: Offset within a[] */ i64 *piOff /* IN/OUT: Current offset */ ); /* Malloc utility */ void *sqlite3Fts5MallocZero(int *pRc, sqlite3_int64 nByte); char *sqlite3Fts5Strndup(int *pRc, const char *pIn, int nIn); /* Character set tests (like isspace(), isalpha() etc.) */ int sqlite3Fts5IsBareword(char t); /* Bucket of terms object used by the integrity-check in offsets=0 mode. */ |
︙ | ︙ |
Changes to ext/fts5/fts5_aux.c.
︙ | ︙ | |||
264 265 266 267 268 269 270 | ** error occurs. */ static int fts5SentenceFinderAdd(Fts5SFinder *p, int iAdd){ if( p->nFirstAlloc==p->nFirst ){ int nNew = p->nFirstAlloc ? p->nFirstAlloc*2 : 64; int *aNew; | | | 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 | ** error occurs. */ static int fts5SentenceFinderAdd(Fts5SFinder *p, int iAdd){ if( p->nFirstAlloc==p->nFirst ){ int nNew = p->nFirstAlloc ? p->nFirstAlloc*2 : 64; int *aNew; aNew = (int*)sqlite3_realloc64(p->aFirst, nNew*sizeof(int)); if( aNew==0 ) return SQLITE_NOMEM; p->aFirst = aNew; p->nFirstAlloc = nNew; } p->aFirst[p->nFirst++] = iAdd; return SQLITE_OK; } |
︙ | ︙ | |||
564 565 566 567 568 569 570 | Fts5Bm25Data *p; /* Object to return */ p = pApi->xGetAuxdata(pFts, 0); if( p==0 ){ int nPhrase; /* Number of phrases in query */ sqlite3_int64 nRow = 0; /* Number of rows in table */ sqlite3_int64 nToken = 0; /* Number of tokens in table */ | | | | 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 | Fts5Bm25Data *p; /* Object to return */ p = pApi->xGetAuxdata(pFts, 0); if( p==0 ){ int nPhrase; /* Number of phrases in query */ sqlite3_int64 nRow = 0; /* Number of rows in table */ sqlite3_int64 nToken = 0; /* Number of tokens in table */ sqlite3_int64 nByte; /* Bytes of space to allocate */ int i; /* Allocate the Fts5Bm25Data object */ nPhrase = pApi->xPhraseCount(pFts); nByte = sizeof(Fts5Bm25Data) + nPhrase*2*sizeof(double); p = (Fts5Bm25Data*)sqlite3_malloc64(nByte); if( p==0 ){ rc = SQLITE_NOMEM; }else{ memset(p, 0, nByte); p->nPhrase = nPhrase; p->aIDF = (double*)&p[1]; p->aFreq = &p->aIDF[nPhrase]; |
︙ | ︙ | |||
706 707 708 709 710 711 712 | aBuiltin[i].xFunc, aBuiltin[i].xDestroy ); } return rc; } | < < | 706 707 708 709 710 711 712 | aBuiltin[i].xFunc, aBuiltin[i].xDestroy ); } return rc; } |
Changes to ext/fts5/fts5_buffer.c.
︙ | ︙ | |||
240 241 242 243 244 245 246 | ){ int rc = 0; /* Initialized only to suppress erroneous warning from Clang */ if( fts5BufferGrow(&rc, pBuf, 5+5+5) ) return rc; sqlite3Fts5PoslistSafeAppend(pBuf, &pWriter->iPrev, iPos); return SQLITE_OK; } | | | | 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 | ){ int rc = 0; /* Initialized only to suppress erroneous warning from Clang */ if( fts5BufferGrow(&rc, pBuf, 5+5+5) ) return rc; sqlite3Fts5PoslistSafeAppend(pBuf, &pWriter->iPrev, iPos); return SQLITE_OK; } void *sqlite3Fts5MallocZero(int *pRc, sqlite3_int64 nByte){ void *pRet = 0; if( *pRc==SQLITE_OK ){ pRet = sqlite3_malloc64(nByte); if( pRet==0 ){ if( nByte>0 ) *pRc = SQLITE_NOMEM; }else{ memset(pRet, 0, nByte); } } return pRet; |
︙ | ︙ |
Changes to ext/fts5/fts5_config.c.
︙ | ︙ | |||
291 292 293 294 295 296 297 | } assert( pConfig->nPrefix<=FTS5_MAX_PREFIX_INDEXES ); return rc; } if( sqlite3_strnicmp("tokenize", zCmd, nCmd)==0 ){ const char *p = (const char*)zArg; | | | 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 | } assert( pConfig->nPrefix<=FTS5_MAX_PREFIX_INDEXES ); return rc; } if( sqlite3_strnicmp("tokenize", zCmd, nCmd)==0 ){ const char *p = (const char*)zArg; sqlite3_int64 nArg = strlen(zArg) + 1; char **azArg = sqlite3Fts5MallocZero(&rc, sizeof(char*) * nArg); char *pDel = sqlite3Fts5MallocZero(&rc, nArg * 2); char *pSpace = pDel; if( azArg && pSpace ){ if( pConfig->pTok ){ *pzErr = sqlite3_mprintf("multiple tokenize=... directives"); |
︙ | ︙ | |||
421 422 423 424 425 426 427 | int *pRc, /* IN/OUT: Error code */ const char *zIn, /* Buffer to gobble string/bareword from */ char **pzOut, /* OUT: malloc'd buffer containing str/bw */ int *pbQuoted /* OUT: Set to true if dequoting required */ ){ const char *zRet = 0; | | | | 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 | int *pRc, /* IN/OUT: Error code */ const char *zIn, /* Buffer to gobble string/bareword from */ char **pzOut, /* OUT: malloc'd buffer containing str/bw */ int *pbQuoted /* OUT: Set to true if dequoting required */ ){ const char *zRet = 0; sqlite3_int64 nIn = strlen(zIn); char *zOut = sqlite3_malloc64(nIn+1); assert( *pRc==SQLITE_OK ); *pbQuoted = 0; *pzOut = 0; if( zOut==0 ){ *pRc = SQLITE_NOMEM; |
︙ | ︙ | |||
525 526 527 528 529 530 531 | const char **azArg, /* Array of nArg CREATE VIRTUAL TABLE args */ Fts5Config **ppOut, /* OUT: Results of parse */ char **pzErr /* OUT: Error message */ ){ int rc = SQLITE_OK; /* Return code */ Fts5Config *pRet; /* New object to return */ int i; | | | 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 | const char **azArg, /* Array of nArg CREATE VIRTUAL TABLE args */ Fts5Config **ppOut, /* OUT: Results of parse */ char **pzErr /* OUT: Error message */ ){ int rc = SQLITE_OK; /* Return code */ Fts5Config *pRet; /* New object to return */ int i; sqlite3_int64 nByte; *ppOut = pRet = (Fts5Config*)sqlite3_malloc(sizeof(Fts5Config)); if( pRet==0 ) return SQLITE_NOMEM; memset(pRet, 0, sizeof(Fts5Config)); pRet->db = db; pRet->iCookie = -1; |
︙ | ︙ |
Changes to ext/fts5/fts5_expr.c.
︙ | ︙ | |||
207 208 209 210 211 212 213 | } } *pz = &pToken->p[pToken->n]; return tok; } | | | 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 | } } *pz = &pToken->p[pToken->n]; return tok; } static void *fts5ParseAlloc(u64 t){ return sqlite3_malloc64((sqlite3_int64)t);} static void fts5ParseFree(void *p){ sqlite3_free(p); } int sqlite3Fts5ExprNew( Fts5Config *pConfig, /* FTS5 Configuration */ int iCol, const char *zExpr, /* Expression text */ Fts5Expr **ppNew, |
︙ | ︙ | |||
352 353 354 355 356 357 358 | assert( pTerm->pSynonym ); for(p=pTerm; p; p=p->pSynonym){ Fts5IndexIter *pIter = p->pIter; if( sqlite3Fts5IterEof(pIter)==0 && pIter->iRowid==iRowid ){ if( pIter->nData==0 ) continue; if( nIter==nAlloc ){ | | | | 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 | assert( pTerm->pSynonym ); for(p=pTerm; p; p=p->pSynonym){ Fts5IndexIter *pIter = p->pIter; if( sqlite3Fts5IterEof(pIter)==0 && pIter->iRowid==iRowid ){ if( pIter->nData==0 ) continue; if( nIter==nAlloc ){ sqlite3_int64 nByte = sizeof(Fts5PoslistReader) * nAlloc * 2; Fts5PoslistReader *aNew = (Fts5PoslistReader*)sqlite3_malloc64(nByte); if( aNew==0 ){ rc = SQLITE_NOMEM; goto synonym_poslist_out; } memcpy(aNew, aIter, sizeof(Fts5PoslistReader) * nIter); nAlloc = nAlloc*2; if( aIter!=aStatic ) sqlite3_free(aIter); |
︙ | ︙ | |||
433 434 435 436 437 438 439 | int bFirst = pPhrase->aTerm[0].bFirst; fts5BufferZero(&pPhrase->poslist); /* If the aStatic[] array is not large enough, allocate a large array ** using sqlite3_malloc(). This approach could be improved upon. */ if( pPhrase->nTerm>ArraySize(aStatic) ){ | | | | 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 | int bFirst = pPhrase->aTerm[0].bFirst; fts5BufferZero(&pPhrase->poslist); /* If the aStatic[] array is not large enough, allocate a large array ** using sqlite3_malloc(). This approach could be improved upon. */ if( pPhrase->nTerm>ArraySize(aStatic) ){ sqlite3_int64 nByte = sizeof(Fts5PoslistReader) * pPhrase->nTerm; aIter = (Fts5PoslistReader*)sqlite3_malloc64(nByte); if( !aIter ) return SQLITE_NOMEM; } memset(aIter, 0, sizeof(Fts5PoslistReader) * pPhrase->nTerm); /* Initialize a term iterator for each term in the phrase */ for(i=0; i<pPhrase->nTerm; i++){ Fts5ExprTerm *pTerm = &pPhrase->aTerm[i]; |
︙ | ︙ | |||
568 569 570 571 572 573 574 | int bMatch; assert( pNear->nPhrase>1 ); /* If the aStatic[] array is not large enough, allocate a large array ** using sqlite3_malloc(). This approach could be improved upon. */ if( pNear->nPhrase>ArraySize(aStatic) ){ | | | 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 | int bMatch; assert( pNear->nPhrase>1 ); /* If the aStatic[] array is not large enough, allocate a large array ** using sqlite3_malloc(). This approach could be improved upon. */ if( pNear->nPhrase>ArraySize(aStatic) ){ sqlite3_int64 nByte = sizeof(Fts5NearTrimmer) * pNear->nPhrase; a = (Fts5NearTrimmer*)sqlite3Fts5MallocZero(&rc, nByte); }else{ memset(aStatic, 0, sizeof(aStatic)); } if( rc!=SQLITE_OK ){ *pRc = rc; return 0; |
︙ | ︙ | |||
1477 1478 1479 1480 1481 1482 1483 | Fts5ExprNearset *pRet = 0; if( pParse->rc==SQLITE_OK ){ if( pPhrase==0 ){ return pNear; } if( pNear==0 ){ | > | | | > | | 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 | Fts5ExprNearset *pRet = 0; if( pParse->rc==SQLITE_OK ){ if( pPhrase==0 ){ return pNear; } if( pNear==0 ){ sqlite3_int64 nByte; nByte = sizeof(Fts5ExprNearset) + SZALLOC * sizeof(Fts5ExprPhrase*); pRet = sqlite3_malloc64(nByte); if( pRet==0 ){ pParse->rc = SQLITE_NOMEM; }else{ memset(pRet, 0, nByte); } }else if( (pNear->nPhrase % SZALLOC)==0 ){ int nNew = pNear->nPhrase + SZALLOC; sqlite3_int64 nByte; nByte = sizeof(Fts5ExprNearset) + nNew * sizeof(Fts5ExprPhrase*); pRet = (Fts5ExprNearset*)sqlite3_realloc64(pNear, nByte); if( pRet==0 ){ pParse->rc = SQLITE_NOMEM; } }else{ pRet = pNear; } } |
︙ | ︙ | |||
1552 1553 1554 1555 1556 1557 1558 | /* If an error has already occurred, this is a no-op */ if( pCtx->rc!=SQLITE_OK ) return pCtx->rc; if( nToken>FTS5_MAX_TOKEN_SIZE ) nToken = FTS5_MAX_TOKEN_SIZE; if( pPhrase && pPhrase->nTerm>0 && (tflags & FTS5_TOKEN_COLOCATED) ){ Fts5ExprTerm *pSyn; | | | | | 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 | /* If an error has already occurred, this is a no-op */ if( pCtx->rc!=SQLITE_OK ) return pCtx->rc; if( nToken>FTS5_MAX_TOKEN_SIZE ) nToken = FTS5_MAX_TOKEN_SIZE; if( pPhrase && pPhrase->nTerm>0 && (tflags & FTS5_TOKEN_COLOCATED) ){ Fts5ExprTerm *pSyn; sqlite3_int64 nByte = sizeof(Fts5ExprTerm) + sizeof(Fts5Buffer) + nToken+1; pSyn = (Fts5ExprTerm*)sqlite3_malloc64(nByte); if( pSyn==0 ){ rc = SQLITE_NOMEM; }else{ memset(pSyn, 0, nByte); pSyn->zTerm = ((char*)pSyn) + sizeof(Fts5ExprTerm) + sizeof(Fts5Buffer); memcpy(pSyn->zTerm, pToken, nToken); pSyn->pSynonym = pPhrase->aTerm[pPhrase->nTerm-1].pSynonym; pPhrase->aTerm[pPhrase->nTerm-1].pSynonym = pSyn; } }else{ Fts5ExprTerm *pTerm; if( pPhrase==0 || (pPhrase->nTerm % SZALLOC)==0 ){ Fts5ExprPhrase *pNew; int nNew = SZALLOC + (pPhrase ? pPhrase->nTerm : 0); pNew = (Fts5ExprPhrase*)sqlite3_realloc64(pPhrase, sizeof(Fts5ExprPhrase) + sizeof(Fts5ExprTerm) * nNew ); if( pNew==0 ){ rc = SQLITE_NOMEM; }else{ if( pPhrase==0 ) memset(pNew, 0, sizeof(Fts5ExprPhrase)); pCtx->pPhrase = pPhrase = pNew; |
︙ | ︙ | |||
1655 1656 1657 1658 1659 1660 1661 | pParse->rc = rc; fts5ExprPhraseFree(sCtx.pPhrase); sCtx.pPhrase = 0; }else{ if( pAppend==0 ){ if( (pParse->nPhrase % 8)==0 ){ | | | | 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 | pParse->rc = rc; fts5ExprPhraseFree(sCtx.pPhrase); sCtx.pPhrase = 0; }else{ if( pAppend==0 ){ if( (pParse->nPhrase % 8)==0 ){ sqlite3_int64 nByte = sizeof(Fts5ExprPhrase*) * (pParse->nPhrase + 8); Fts5ExprPhrase **apNew; apNew = (Fts5ExprPhrase**)sqlite3_realloc64(pParse->apPhrase, nByte); if( apNew==0 ){ pParse->rc = SQLITE_NOMEM; fts5ExprPhraseFree(sCtx.pPhrase); return 0; } pParse->apPhrase = apNew; } |
︙ | ︙ | |||
1712 1713 1714 1715 1716 1717 1718 | if( rc==SQLITE_OK ){ pNew->pRoot->pNear = (Fts5ExprNearset*)sqlite3Fts5MallocZero(&rc, sizeof(Fts5ExprNearset) + sizeof(Fts5ExprPhrase*)); } if( rc==SQLITE_OK ){ Fts5Colset *pColsetOrig = pOrig->pNode->pNear->pColset; if( pColsetOrig ){ | > > | | | 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 | if( rc==SQLITE_OK ){ pNew->pRoot->pNear = (Fts5ExprNearset*)sqlite3Fts5MallocZero(&rc, sizeof(Fts5ExprNearset) + sizeof(Fts5ExprPhrase*)); } if( rc==SQLITE_OK ){ Fts5Colset *pColsetOrig = pOrig->pNode->pNear->pColset; if( pColsetOrig ){ sqlite3_int64 nByte; Fts5Colset *pColset; nByte = sizeof(Fts5Colset) + (pColsetOrig->nCol-1) * sizeof(int); pColset = (Fts5Colset*)sqlite3Fts5MallocZero(&rc, nByte); if( pColset ){ memcpy(pColset, pColsetOrig, nByte); } pNew->pRoot->pNear->pColset = pColset; } } |
︙ | ︙ | |||
1833 1834 1835 1836 1837 1838 1839 | ){ int nCol = p ? p->nCol : 0; /* Num. columns already in colset object */ Fts5Colset *pNew; /* New colset object to return */ assert( pParse->rc==SQLITE_OK ); assert( iCol>=0 && iCol<pParse->pConfig->nCol ); | | | 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 | ){ int nCol = p ? p->nCol : 0; /* Num. columns already in colset object */ Fts5Colset *pNew; /* New colset object to return */ assert( pParse->rc==SQLITE_OK ); assert( iCol>=0 && iCol<pParse->pConfig->nCol ); pNew = sqlite3_realloc64(p, sizeof(Fts5Colset) + sizeof(int)*nCol); if( pNew==0 ){ pParse->rc = SQLITE_NOMEM; }else{ int *aiCol = pNew->aiCol; int i, j; for(i=0; i<nCol; i++){ if( aiCol[i]==iCol ) return pNew; |
︙ | ︙ | |||
1929 1930 1931 1932 1933 1934 1935 | ** Otherwise, a copy of (*pOrig) is made into memory obtained from ** sqlite3Fts5MallocZero() and a pointer to it returned. If the allocation ** fails, (*pRc) is set to SQLITE_NOMEM and NULL is returned. */ static Fts5Colset *fts5CloneColset(int *pRc, Fts5Colset *pOrig){ Fts5Colset *pRet; if( pOrig ){ | | | 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 | ** Otherwise, a copy of (*pOrig) is made into memory obtained from ** sqlite3Fts5MallocZero() and a pointer to it returned. If the allocation ** fails, (*pRc) is set to SQLITE_NOMEM and NULL is returned. */ static Fts5Colset *fts5CloneColset(int *pRc, Fts5Colset *pOrig){ Fts5Colset *pRet; if( pOrig ){ sqlite3_int64 nByte = sizeof(Fts5Colset) + (pOrig->nCol-1) * sizeof(int); pRet = (Fts5Colset*)sqlite3Fts5MallocZero(pRc, nByte); if( pRet ){ memcpy(pRet, pOrig, nByte); } }else{ pRet = 0; } |
︙ | ︙ | |||
2083 2084 2085 2086 2087 2088 2089 | Fts5ExprNode *pRight, /* Right hand child expression */ Fts5ExprNearset *pNear /* For STRING expressions, the near cluster */ ){ Fts5ExprNode *pRet = 0; if( pParse->rc==SQLITE_OK ){ int nChild = 0; /* Number of children of returned node */ | | | 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100 2101 | Fts5ExprNode *pRight, /* Right hand child expression */ Fts5ExprNearset *pNear /* For STRING expressions, the near cluster */ ){ Fts5ExprNode *pRet = 0; if( pParse->rc==SQLITE_OK ){ int nChild = 0; /* Number of children of returned node */ sqlite3_int64 nByte; /* Bytes of space to allocate for this node */ assert( (eType!=FTS5_STRING && !pNear) || (eType==FTS5_STRING && !pLeft && !pRight) ); if( eType==FTS5_STRING && pNear==0 ) return 0; if( eType!=FTS5_STRING && pLeft==0 ) return pRight; if( eType!=FTS5_STRING && pRight==0 ) return pLeft; |
︙ | ︙ | |||
2215 2216 2217 2218 2219 2220 2221 | } } return pRet; } static char *fts5ExprTermPrint(Fts5ExprTerm *pTerm){ | | | | 2219 2220 2221 2222 2223 2224 2225 2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 | } } return pRet; } static char *fts5ExprTermPrint(Fts5ExprTerm *pTerm){ sqlite3_int64 nByte = 0; Fts5ExprTerm *p; char *zQuoted; /* Determine the maximum amount of space required. */ for(p=pTerm; p; p=p->pSynonym){ nByte += (int)strlen(pTerm->zTerm) * 2 + 3 + 2; } zQuoted = sqlite3_malloc64(nByte); if( zQuoted ){ int i = 0; for(p=pTerm; p; p=p->pSynonym){ char *zIn = p->zTerm; zQuoted[i++] = '"'; while( *zIn ){ |
︙ | ︙ | |||
2463 2464 2465 2466 2467 2468 2469 | if( bTcl && nArg>1 ){ zNearsetCmd = (const char*)sqlite3_value_text(apVal[1]); iArg = 2; } nConfig = 3 + (nArg-iArg); | | | 2467 2468 2469 2470 2471 2472 2473 2474 2475 2476 2477 2478 2479 2480 2481 | if( bTcl && nArg>1 ){ zNearsetCmd = (const char*)sqlite3_value_text(apVal[1]); iArg = 2; } nConfig = 3 + (nArg-iArg); azConfig = (const char**)sqlite3_malloc64(sizeof(char*) * nConfig); if( azConfig==0 ){ sqlite3_result_error_nomem(pCtx); return; } azConfig[0] = 0; azConfig[1] = "main"; azConfig[2] = "tbl"; |
︙ | ︙ | |||
2644 2645 2646 2647 2648 2649 2650 | Fts5PoslistWriter writer; int bOk; /* True if ok to populate */ int bMiss; }; Fts5PoslistPopulator *sqlite3Fts5ExprClearPoslists(Fts5Expr *pExpr, int bLive){ Fts5PoslistPopulator *pRet; | | | 2648 2649 2650 2651 2652 2653 2654 2655 2656 2657 2658 2659 2660 2661 2662 | Fts5PoslistWriter writer; int bOk; /* True if ok to populate */ int bMiss; }; Fts5PoslistPopulator *sqlite3Fts5ExprClearPoslists(Fts5Expr *pExpr, int bLive){ Fts5PoslistPopulator *pRet; pRet = sqlite3_malloc64(sizeof(Fts5PoslistPopulator)*pExpr->nPhrase); if( pRet ){ int i; memset(pRet, 0, sizeof(Fts5PoslistPopulator)*pExpr->nPhrase); for(i=0; i<pExpr->nPhrase; i++){ Fts5Buffer *pBuf = &pExpr->apExprPhrase[i]->poslist; Fts5ExprNode *pNode = pExpr->apExprPhrase[i]->pNode; assert( pExpr->apExprPhrase[i]->nTerm==1 ); |
︙ | ︙ | |||
2843 2844 2845 2846 2847 2848 2849 | }else{ *ppCollist = 0; *pnCollist = 0; } return rc; } | < | 2847 2848 2849 2850 2851 2852 2853 | }else{ *ppCollist = 0; *pnCollist = 0; } return rc; } |
Changes to ext/fts5/fts5_hash.c.
︙ | ︙ | |||
86 87 88 89 90 91 92 | int rc = SQLITE_OK; Fts5Hash *pNew; *ppNew = pNew = (Fts5Hash*)sqlite3_malloc(sizeof(Fts5Hash)); if( pNew==0 ){ rc = SQLITE_NOMEM; }else{ | | | | 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 | int rc = SQLITE_OK; Fts5Hash *pNew; *ppNew = pNew = (Fts5Hash*)sqlite3_malloc(sizeof(Fts5Hash)); if( pNew==0 ){ rc = SQLITE_NOMEM; }else{ sqlite3_int64 nByte; memset(pNew, 0, sizeof(Fts5Hash)); pNew->pnByte = pnByte; pNew->eDetail = pConfig->eDetail; pNew->nSlot = 1024; nByte = sizeof(Fts5HashEntry*) * pNew->nSlot; pNew->aSlot = (Fts5HashEntry**)sqlite3_malloc64(nByte); if( pNew->aSlot==0 ){ sqlite3_free(pNew); *ppNew = 0; rc = SQLITE_NOMEM; }else{ memset(pNew->aSlot, 0, nByte); } |
︙ | ︙ | |||
161 162 163 164 165 166 167 | */ static int fts5HashResize(Fts5Hash *pHash){ int nNew = pHash->nSlot*2; int i; Fts5HashEntry **apNew; Fts5HashEntry **apOld = pHash->aSlot; | | | 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 | */ static int fts5HashResize(Fts5Hash *pHash){ int nNew = pHash->nSlot*2; int i; Fts5HashEntry **apNew; Fts5HashEntry **apOld = pHash->aSlot; apNew = (Fts5HashEntry**)sqlite3_malloc64(nNew*sizeof(Fts5HashEntry*)); if( !apNew ) return SQLITE_NOMEM; memset(apNew, 0, nNew*sizeof(Fts5HashEntry*)); for(i=0; i<pHash->nSlot; i++){ while( apOld[i] ){ unsigned int iHash; Fts5HashEntry *p = apOld[i]; |
︙ | ︙ | |||
255 256 257 258 259 260 261 | } } /* If an existing hash entry cannot be found, create a new one. */ if( p==0 ){ /* Figure out how much space to allocate */ char *zKey; | | | | 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 | } } /* If an existing hash entry cannot be found, create a new one. */ if( p==0 ){ /* Figure out how much space to allocate */ char *zKey; sqlite3_int64 nByte = sizeof(Fts5HashEntry) + (nToken+1) + 1 + 64; if( nByte<128 ) nByte = 128; /* Grow the Fts5Hash.aSlot[] array if necessary. */ if( (pHash->nEntry*2)>=pHash->nSlot ){ int rc = fts5HashResize(pHash); if( rc!=SQLITE_OK ) return rc; iHash = fts5HashKey2(pHash->nSlot, (u8)bByte, (const u8*)pToken, nToken); } /* Allocate new Fts5HashEntry and add it to the hash table. */ p = (Fts5HashEntry*)sqlite3_malloc64(nByte); if( !p ) return SQLITE_NOMEM; memset(p, 0, sizeof(Fts5HashEntry)); p->nAlloc = nByte; zKey = fts5EntryKey(p); zKey[0] = bByte; memcpy(&zKey[1], pToken, nToken); assert( iHash==fts5HashKey(pHash->nSlot, (u8*)zKey, nToken+1) ); |
︙ | ︙ | |||
305 306 307 308 309 310 311 | ** + 9 bytes for a new rowid, ** + 4 byte reserved for the "poslist size" varint. ** + 1 byte for a "new column" byte, ** + 3 bytes for a new column number (16-bit max) as a varint, ** + 5 bytes for the new position offset (32-bit max). */ if( (p->nAlloc - p->nData) < (9 + 4 + 1 + 3 + 5) ){ | | | | | 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 | ** + 9 bytes for a new rowid, ** + 4 byte reserved for the "poslist size" varint. ** + 1 byte for a "new column" byte, ** + 3 bytes for a new column number (16-bit max) as a varint, ** + 5 bytes for the new position offset (32-bit max). */ if( (p->nAlloc - p->nData) < (9 + 4 + 1 + 3 + 5) ){ sqlite3_int64 nNew = p->nAlloc * 2; Fts5HashEntry *pNew; Fts5HashEntry **pp; pNew = (Fts5HashEntry*)sqlite3_realloc64(p, nNew); if( pNew==0 ) return SQLITE_NOMEM; pNew->nAlloc = (int)nNew; for(pp=&pHash->aSlot[iHash]; *pp!=p; pp=&(*pp)->pHashNext); *pp = pNew; p = pNew; } nIncr -= p->nData; } assert( (p->nAlloc - p->nData) >= (9 + 4 + 1 + 3 + 5) ); |
︙ | ︙ | |||
434 435 436 437 438 439 440 | const int nMergeSlot = 32; Fts5HashEntry **ap; Fts5HashEntry *pList; int iSlot; int i; *ppSorted = 0; | | | 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 | const int nMergeSlot = 32; Fts5HashEntry **ap; Fts5HashEntry *pList; int iSlot; int i; *ppSorted = 0; ap = sqlite3_malloc64(sizeof(Fts5HashEntry*) * nMergeSlot); if( !ap ) return SQLITE_NOMEM; memset(ap, 0, sizeof(Fts5HashEntry*) * nMergeSlot); for(iSlot=0; iSlot<pHash->nSlot; iSlot++){ Fts5HashEntry *pIter; for(pIter=pHash->aSlot[iSlot]; pIter; pIter=pIter->pHashNext){ if( pTerm==0 || 0==memcmp(fts5EntryKey(pIter), pTerm, nTerm) ){ |
︙ | ︙ | |||
531 532 533 534 535 536 537 | *pnDoclist = p->nData - (sizeof(Fts5HashEntry) + nTerm + 1); }else{ *pzTerm = 0; *ppDoclist = 0; *pnDoclist = 0; } } | < | 531 532 533 534 535 536 537 | *pnDoclist = p->nData - (sizeof(Fts5HashEntry) + nTerm + 1); }else{ *pzTerm = 0; *ppDoclist = 0; *pnDoclist = 0; } } |
Changes to ext/fts5/fts5_index.c.
︙ | ︙ | |||
569 570 571 572 573 574 575 | /* ** Allocate and return a buffer at least nByte bytes in size. ** ** If an OOM error is encountered, return NULL and set the error code in ** the Fts5Index handle passed as the first argument. */ | | | 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 | /* ** Allocate and return a buffer at least nByte bytes in size. ** ** If an OOM error is encountered, return NULL and set the error code in ** the Fts5Index handle passed as the first argument. */ static void *fts5IdxMalloc(Fts5Index *p, sqlite3_int64 nByte){ return sqlite3Fts5MallocZero(&p->rc, nByte); } /* ** Compare the contents of the pLeft buffer with the pRight/nRight blob. ** ** Return -ve if pLeft is smaller than pRight, 0 if they are equal or |
︙ | ︙ | |||
669 670 671 672 673 674 675 | ** table, missing row, non-blob/text in block column - indicate ** backing store corruption. */ if( rc==SQLITE_ERROR ) rc = FTS5_CORRUPT; if( rc==SQLITE_OK ){ u8 *aOut = 0; /* Read blob data into this buffer */ int nByte = sqlite3_blob_bytes(p->pReader); | | | | 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 | ** table, missing row, non-blob/text in block column - indicate ** backing store corruption. */ if( rc==SQLITE_ERROR ) rc = FTS5_CORRUPT; if( rc==SQLITE_OK ){ u8 *aOut = 0; /* Read blob data into this buffer */ int nByte = sqlite3_blob_bytes(p->pReader); sqlite3_int64 nAlloc = sizeof(Fts5Data) + nByte + FTS5_DATA_PADDING; pRet = (Fts5Data*)sqlite3_malloc64(nAlloc); if( pRet ){ pRet->nn = nByte; aOut = pRet->p = (u8*)&pRet[1]; }else{ rc = SQLITE_NOMEM; } |
︙ | ︙ | |||
845 846 847 848 849 850 851 | Fts5Structure **ppOut /* OUT: Deserialized object */ ){ int rc = SQLITE_OK; int i = 0; int iLvl; int nLevel = 0; int nSegment = 0; | | | 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 | Fts5Structure **ppOut /* OUT: Deserialized object */ ){ int rc = SQLITE_OK; int i = 0; int iLvl; int nLevel = 0; int nSegment = 0; sqlite3_int64 nByte; /* Bytes of space to allocate at pRet */ Fts5Structure *pRet = 0; /* Structure object to return */ /* Grab the cookie value */ if( piCookie ) *piCookie = sqlite3Fts5Get32(pData); i = 4; /* Read the total number of levels and segments from the start of the |
︙ | ︙ | |||
929 930 931 932 933 934 935 | /* ** */ static void fts5StructureAddLevel(int *pRc, Fts5Structure **ppStruct){ if( *pRc==SQLITE_OK ){ Fts5Structure *pStruct = *ppStruct; int nLevel = pStruct->nLevel; | | | | 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 | /* ** */ static void fts5StructureAddLevel(int *pRc, Fts5Structure **ppStruct){ if( *pRc==SQLITE_OK ){ Fts5Structure *pStruct = *ppStruct; int nLevel = pStruct->nLevel; sqlite3_int64 nByte = ( sizeof(Fts5Structure) + /* Main structure */ sizeof(Fts5StructureLevel) * (nLevel+1) /* aLevel[] array */ ); pStruct = sqlite3_realloc64(pStruct, nByte); if( pStruct ){ memset(&pStruct->aLevel[nLevel], 0, sizeof(Fts5StructureLevel)); pStruct->nLevel++; *ppStruct = pStruct; }else{ *pRc = SQLITE_NOMEM; } |
︙ | ︙ | |||
959 960 961 962 963 964 965 | int iLvl, int nExtra, int bInsert ){ if( *pRc==SQLITE_OK ){ Fts5StructureLevel *pLvl = &pStruct->aLevel[iLvl]; Fts5StructureSegment *aNew; | | | | 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 | int iLvl, int nExtra, int bInsert ){ if( *pRc==SQLITE_OK ){ Fts5StructureLevel *pLvl = &pStruct->aLevel[iLvl]; Fts5StructureSegment *aNew; sqlite3_int64 nByte; nByte = (pLvl->nSeg + nExtra) * sizeof(Fts5StructureSegment); aNew = sqlite3_realloc64(pLvl->aSeg, nByte); if( aNew ){ if( bInsert==0 ){ memset(&aNew[pLvl->nSeg], 0, sizeof(Fts5StructureSegment) * nExtra); }else{ int nMove = pLvl->nSeg * sizeof(Fts5StructureSegment); memmove(&aNew[nExtra], aNew, nMove); memset(aNew, 0, sizeof(Fts5StructureSegment) * nExtra); |
︙ | ︙ | |||
1476 1477 1478 1479 1480 1481 1482 | int iLeafPg /* Leaf page number to load dlidx for */ ){ Fts5DlidxIter *pIter = 0; int i; int bDone = 0; for(i=0; p->rc==SQLITE_OK && bDone==0; i++){ | | | | 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 | int iLeafPg /* Leaf page number to load dlidx for */ ){ Fts5DlidxIter *pIter = 0; int i; int bDone = 0; for(i=0; p->rc==SQLITE_OK && bDone==0; i++){ sqlite3_int64 nByte = sizeof(Fts5DlidxIter) + i * sizeof(Fts5DlidxLvl); Fts5DlidxIter *pNew; pNew = (Fts5DlidxIter*)sqlite3_realloc64(pIter, nByte); if( pNew==0 ){ p->rc = SQLITE_NOMEM; }else{ i64 iRowid = FTS5_DLIDX_ROWID(iSegid, i, iLeafPg); Fts5DlidxLvl *pLvl = &pNew->aLvl[i]; pIter = pNew; memset(pLvl, 0, sizeof(Fts5DlidxLvl)); |
︙ | ︙ | |||
1776 1777 1778 1779 1780 1781 1782 | if( i>=n ) break; i += fts5GetVarint(&a[i], (u64*)&iDelta); pIter->iRowid += iDelta; /* If necessary, grow the pIter->aRowidOffset[] array. */ if( iRowidOffset>=pIter->nRowidOffset ){ int nNew = pIter->nRowidOffset + 8; | | | 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 | if( i>=n ) break; i += fts5GetVarint(&a[i], (u64*)&iDelta); pIter->iRowid += iDelta; /* If necessary, grow the pIter->aRowidOffset[] array. */ if( iRowidOffset>=pIter->nRowidOffset ){ int nNew = pIter->nRowidOffset + 8; int *aNew = (int*)sqlite3_realloc64(pIter->aRowidOffset,nNew*sizeof(int)); if( aNew==0 ){ p->rc = SQLITE_NOMEM; break; } pIter->aRowidOffset = aNew; pIter->nRowidOffset = nNew; } |
︙ | ︙ | |||
2257 2258 2259 2260 2261 2262 2263 | fts5FastGetVarint32(a, iOff, nNew); if( nKeep<nMatch ){ goto search_failed; } assert( nKeep>=nMatch ); if( nKeep==nMatch ){ | | | | | | 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 | fts5FastGetVarint32(a, iOff, nNew); if( nKeep<nMatch ){ goto search_failed; } assert( nKeep>=nMatch ); if( nKeep==nMatch ){ u32 nCmp; u32 i; nCmp = (u32)MIN(nNew, nTerm-nMatch); for(i=0; i<nCmp; i++){ if( a[iOff+i]!=pTerm[nMatch+i] ) break; } nMatch += i; if( (u32)nTerm==nMatch ){ if( i==nNew ){ goto search_success; }else{ goto search_failed; } }else if( i<nNew && a[iOff+i]>pTerm[nMatch] ){ goto search_failed; |
︙ | ︙ | |||
3675 3676 3677 3678 3679 3680 3681 | */ static int fts5WriteDlidxGrow( Fts5Index *p, Fts5SegWriter *pWriter, int nLvl ){ if( p->rc==SQLITE_OK && nLvl>=pWriter->nDlidx ){ | | | 3675 3676 3677 3678 3679 3680 3681 3682 3683 3684 3685 3686 3687 3688 3689 | */ static int fts5WriteDlidxGrow( Fts5Index *p, Fts5SegWriter *pWriter, int nLvl ){ if( p->rc==SQLITE_OK && nLvl>=pWriter->nDlidx ){ Fts5DlidxWriter *aDlidx = (Fts5DlidxWriter*)sqlite3_realloc64( pWriter->aDlidx, sizeof(Fts5DlidxWriter) * nLvl ); if( aDlidx==0 ){ p->rc = SQLITE_NOMEM; }else{ int nByte = sizeof(Fts5DlidxWriter) * (nLvl - pWriter->nDlidx); memset(&aDlidx[pWriter->nDlidx], 0, nByte); |
︙ | ︙ | |||
4644 4645 4646 4647 4648 4649 4650 | } static Fts5Structure *fts5IndexOptimizeStruct( Fts5Index *p, Fts5Structure *pStruct ){ Fts5Structure *pNew = 0; | | | 4644 4645 4646 4647 4648 4649 4650 4651 4652 4653 4654 4655 4656 4657 4658 | } static Fts5Structure *fts5IndexOptimizeStruct( Fts5Index *p, Fts5Structure *pStruct ){ Fts5Structure *pNew = 0; sqlite3_int64 nByte = sizeof(Fts5Structure); int nSeg = pStruct->nSegment; int i; /* Figure out if this structure requires optimization. A structure does ** not require optimization if either: ** ** + it consists of fewer than two segments, or |
︙ | ︙ | |||
6276 6277 6278 6279 6280 6281 6282 | ){ i64 iRowid; /* Rowid for record being decoded */ int iSegid,iHeight,iPgno,bDlidx;/* Rowid components */ const u8 *aBlob; int n; /* Record to decode */ u8 *a = 0; Fts5Buffer s; /* Build up text to return here */ int rc = SQLITE_OK; /* Return code */ | | | 6276 6277 6278 6279 6280 6281 6282 6283 6284 6285 6286 6287 6288 6289 6290 | ){ i64 iRowid; /* Rowid for record being decoded */ int iSegid,iHeight,iPgno,bDlidx;/* Rowid components */ const u8 *aBlob; int n; /* Record to decode */ u8 *a = 0; Fts5Buffer s; /* Build up text to return here */ int rc = SQLITE_OK; /* Return code */ sqlite3_int64 nSpace = 0; int eDetailNone = (sqlite3_user_data(pCtx)!=0); assert( nArg==2 ); UNUSED_PARAM(nArg); memset(&s, 0, sizeof(Fts5Buffer)); iRowid = sqlite3_value_int64(apVal[0]); |
︙ | ︙ |
Changes to ext/fts5/fts5_main.c.
︙ | ︙ | |||
625 626 627 628 629 630 631 | /* ** Implementation of xOpen method. */ static int fts5OpenMethod(sqlite3_vtab *pVTab, sqlite3_vtab_cursor **ppCsr){ Fts5Table *pTab = (Fts5Table*)pVTab; Fts5Config *pConfig = pTab->pConfig; Fts5Cursor *pCsr = 0; /* New cursor object */ | | | | 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 | /* ** Implementation of xOpen method. */ static int fts5OpenMethod(sqlite3_vtab *pVTab, sqlite3_vtab_cursor **ppCsr){ Fts5Table *pTab = (Fts5Table*)pVTab; Fts5Config *pConfig = pTab->pConfig; Fts5Cursor *pCsr = 0; /* New cursor object */ sqlite3_int64 nByte; /* Bytes of space to allocate */ int rc; /* Return code */ rc = fts5NewTransaction(pTab); if( rc==SQLITE_OK ){ nByte = sizeof(Fts5Cursor) + pConfig->nCol * sizeof(int); pCsr = (Fts5Cursor*)sqlite3_malloc64(nByte); if( pCsr ){ Fts5Global *pGlobal = pTab->pGlobal; memset(pCsr, 0, nByte); pCsr->aColumnSize = (int*)&pCsr[1]; pCsr->pNext = pGlobal->pCsr; pGlobal->pCsr = pCsr; pCsr->iCsrId = ++pGlobal->iNextId; |
︙ | ︙ | |||
902 903 904 905 906 907 908 | return rc; } static int fts5CursorFirstSorted(Fts5Table *pTab, Fts5Cursor *pCsr, int bDesc){ Fts5Config *pConfig = pTab->pConfig; Fts5Sorter *pSorter; int nPhrase; | | | | 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 | return rc; } static int fts5CursorFirstSorted(Fts5Table *pTab, Fts5Cursor *pCsr, int bDesc){ Fts5Config *pConfig = pTab->pConfig; Fts5Sorter *pSorter; int nPhrase; sqlite3_int64 nByte; int rc; const char *zRank = pCsr->zRank; const char *zRankArgs = pCsr->zRankArgs; nPhrase = sqlite3Fts5ExprPhraseCount(pCsr->pExpr); nByte = sizeof(Fts5Sorter) + sizeof(int) * (nPhrase-1); pSorter = (Fts5Sorter*)sqlite3_malloc64(nByte); if( pSorter==0 ) return SQLITE_NOMEM; memset(pSorter, 0, nByte); pSorter->nIdx = nPhrase; /* TODO: It would be better to have some system for reusing statement ** handles here, rather than preparing a new one for each query. But that ** is not possible as SQLite reference counts the virtual table objects. |
︙ | ︙ | |||
1028 1029 1030 1031 1032 1033 1034 | sqlite3_stmt *pStmt = 0; rc = sqlite3_prepare_v3(pConfig->db, zSql, -1, SQLITE_PREPARE_PERSISTENT, &pStmt, 0); sqlite3_free(zSql); assert( rc==SQLITE_OK || pCsr->pRankArgStmt==0 ); if( rc==SQLITE_OK ){ if( SQLITE_ROW==sqlite3_step(pStmt) ){ | | | 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 | sqlite3_stmt *pStmt = 0; rc = sqlite3_prepare_v3(pConfig->db, zSql, -1, SQLITE_PREPARE_PERSISTENT, &pStmt, 0); sqlite3_free(zSql); assert( rc==SQLITE_OK || pCsr->pRankArgStmt==0 ); if( rc==SQLITE_OK ){ if( SQLITE_ROW==sqlite3_step(pStmt) ){ sqlite3_int64 nByte; pCsr->nRankArg = sqlite3_column_count(pStmt); nByte = sizeof(sqlite3_value*)*pCsr->nRankArg; pCsr->apRankArg = (sqlite3_value**)sqlite3Fts5MallocZero(&rc, nByte); if( rc==SQLITE_OK ){ int i; for(i=0; i<pCsr->nRankArg; i++){ pCsr->apRankArg[i] = sqlite3_column_value(pStmt, i); |
︙ | ︙ | |||
1772 1773 1774 1775 1776 1777 1778 | static int fts5CacheInstArray(Fts5Cursor *pCsr){ int rc = SQLITE_OK; Fts5PoslistReader *aIter; /* One iterator for each phrase */ int nIter; /* Number of iterators/phrases */ nIter = sqlite3Fts5ExprPhraseCount(pCsr->pExpr); if( pCsr->aInstIter==0 ){ | | | 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 | static int fts5CacheInstArray(Fts5Cursor *pCsr){ int rc = SQLITE_OK; Fts5PoslistReader *aIter; /* One iterator for each phrase */ int nIter; /* Number of iterators/phrases */ nIter = sqlite3Fts5ExprPhraseCount(pCsr->pExpr); if( pCsr->aInstIter==0 ){ sqlite3_int64 nByte = sizeof(Fts5PoslistReader) * nIter; pCsr->aInstIter = (Fts5PoslistReader*)sqlite3Fts5MallocZero(&rc, nByte); } aIter = pCsr->aInstIter; if( aIter ){ int nInst = 0; /* Number instances seen so far */ int i; |
︙ | ︙ | |||
1807 1808 1809 1810 1811 1812 1813 | } } if( iBest<0 ) break; nInst++; if( nInst>=pCsr->nInstAlloc ){ pCsr->nInstAlloc = pCsr->nInstAlloc ? pCsr->nInstAlloc*2 : 32; | | | 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 | } } if( iBest<0 ) break; nInst++; if( nInst>=pCsr->nInstAlloc ){ pCsr->nInstAlloc = pCsr->nInstAlloc ? pCsr->nInstAlloc*2 : 32; aInst = (int*)sqlite3_realloc64( pCsr->aInst, pCsr->nInstAlloc*sizeof(int)*3 ); if( aInst ){ pCsr->aInst = aInst; }else{ rc = SQLITE_NOMEM; break; |
︙ | ︙ |
Changes to ext/fts5/fts5_storage.c.
︙ | ︙ | |||
111 112 113 114 115 116 117 | case FTS5_STMT_INSERT_CONTENT: case FTS5_STMT_REPLACE_CONTENT: { int nCol = pC->nCol + 1; char *zBind; int i; | | | 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 | case FTS5_STMT_INSERT_CONTENT: case FTS5_STMT_REPLACE_CONTENT: { int nCol = pC->nCol + 1; char *zBind; int i; zBind = sqlite3_malloc64(1 + nCol*2); if( zBind ){ for(i=0; i<nCol; i++){ zBind[i*2] = '?'; zBind[i*2 + 1] = ','; } zBind[i*2-1] = '\0'; zSql = sqlite3_mprintf(azStmt[eStmt], pC->zDb, pC->zName, zBind); |
︙ | ︙ | |||
278 279 280 281 282 283 284 | Fts5Index *pIndex, int bCreate, Fts5Storage **pp, char **pzErr /* OUT: Error message */ ){ int rc = SQLITE_OK; Fts5Storage *p; /* New object */ | | | | | 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 | Fts5Index *pIndex, int bCreate, Fts5Storage **pp, char **pzErr /* OUT: Error message */ ){ int rc = SQLITE_OK; Fts5Storage *p; /* New object */ sqlite3_int64 nByte; /* Bytes of space to allocate */ nByte = sizeof(Fts5Storage) /* Fts5Storage object */ + pConfig->nCol * sizeof(i64); /* Fts5Storage.aTotalSize[] */ *pp = p = (Fts5Storage*)sqlite3_malloc64(nByte); if( !p ) return SQLITE_NOMEM; memset(p, 0, nByte); p->aTotalSize = (i64*)&p[1]; p->pConfig = pConfig; p->pIndex = pIndex; if( bCreate ){ if( pConfig->eContent==FTS5_CONTENT_NORMAL ){ int nDefn = 32 + pConfig->nCol*10; char *zDefn = sqlite3_malloc64(32 + (sqlite3_int64)pConfig->nCol * 10); if( zDefn==0 ){ rc = SQLITE_NOMEM; }else{ int i; int iOff; sqlite3_snprintf(nDefn, zDefn, "id INTEGER PRIMARY KEY"); iOff = (int)strlen(zDefn); |
︙ | ︙ | |||
874 875 876 877 878 879 880 | int *aColSize; /* Array of size pConfig->nCol */ i64 *aTotalSize; /* Array of size pConfig->nCol */ Fts5IntegrityCtx ctx; sqlite3_stmt *pScan; memset(&ctx, 0, sizeof(Fts5IntegrityCtx)); ctx.pConfig = p->pConfig; | | | 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 | int *aColSize; /* Array of size pConfig->nCol */ i64 *aTotalSize; /* Array of size pConfig->nCol */ Fts5IntegrityCtx ctx; sqlite3_stmt *pScan; memset(&ctx, 0, sizeof(Fts5IntegrityCtx)); ctx.pConfig = p->pConfig; aTotalSize = (i64*)sqlite3_malloc64(pConfig->nCol*(sizeof(int)+sizeof(i64))); if( !aTotalSize ) return SQLITE_NOMEM; aColSize = (int*)&aTotalSize[pConfig->nCol]; memset(aTotalSize, 0, sizeof(i64) * pConfig->nCol); /* Generate the expected index checksum based on the contents of the ** %_content table. This block stores the checksum in ctx.cksum. */ rc = fts5StorageGetStmt(p, FTS5_STMT_SCAN, &pScan, 0); |
︙ | ︙ |
Changes to ext/fts5/fts5_test_mi.c.
︙ | ︙ | |||
305 306 307 308 309 310 311 | const char *zArg /* Matchinfo flag string */ ){ Fts5MatchinfoCtx *p; int nCol; int nPhrase; int i; int nInt; | | | | 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 | const char *zArg /* Matchinfo flag string */ ){ Fts5MatchinfoCtx *p; int nCol; int nPhrase; int i; int nInt; sqlite3_int64 nByte; int rc; nCol = pApi->xColumnCount(pFts); nPhrase = pApi->xPhraseCount(pFts); nInt = 0; for(i=0; zArg[i]; i++){ int n = fts5MatchinfoFlagsize(nCol, nPhrase, zArg[i]); if( n<0 ){ char *zErr = sqlite3_mprintf("unrecognized matchinfo flag: %c", zArg[i]); sqlite3_result_error(pCtx, zErr, -1); sqlite3_free(zErr); return 0; } nInt += n; } nByte = sizeof(Fts5MatchinfoCtx) /* The struct itself */ + sizeof(u32) * nInt /* The p->aRet[] array */ + (i+1); /* The p->zArg string */ p = (Fts5MatchinfoCtx*)sqlite3_malloc64(nByte); if( p==0 ){ sqlite3_result_error_nomem(pCtx); return 0; } memset(p, 0, nByte); p->nCol = nCol; |
︙ | ︙ |
Changes to ext/fts5/fts5_test_tok.c.
︙ | ︙ | |||
133 134 135 136 137 138 139 | int nByte = 0; char **azDequote; for(i=0; i<argc; i++){ nByte += (int)(strlen(argv[i]) + 1); } | | | 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 | int nByte = 0; char **azDequote; for(i=0; i<argc; i++){ nByte += (int)(strlen(argv[i]) + 1); } *pazDequote = azDequote = sqlite3_malloc64(sizeof(char *)*argc + nByte); if( azDequote==0 ){ rc = SQLITE_NOMEM; }else{ char *pSpace = (char *)&azDequote[argc]; for(i=0; i<argc; i++){ int n = (int)strlen(argv[i]); azDequote[i] = pSpace; |
︙ | ︙ | |||
331 332 333 334 335 336 337 | ){ Fts5tokCursor *pCsr = (Fts5tokCursor*)pCtx; Fts5tokRow *pRow; if( (pCsr->nRow & (pCsr->nRow-1))==0 ){ int nNew = pCsr->nRow ? pCsr->nRow*2 : 32; Fts5tokRow *aNew; | | | 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 | ){ Fts5tokCursor *pCsr = (Fts5tokCursor*)pCtx; Fts5tokRow *pRow; if( (pCsr->nRow & (pCsr->nRow-1))==0 ){ int nNew = pCsr->nRow ? pCsr->nRow*2 : 32; Fts5tokRow *aNew; aNew = (Fts5tokRow*)sqlite3_realloc64(pCsr->aRow, nNew*sizeof(Fts5tokRow)); if( aNew==0 ) return SQLITE_NOMEM; memset(&aNew[pCsr->nRow], 0, sizeof(Fts5tokRow)*(nNew-pCsr->nRow)); pCsr->aRow = aNew; } pRow = &pCsr->aRow[pCsr->nRow]; pRow->iStart = iStart; |
︙ | ︙ |
Changes to ext/fts5/fts5_tokenize.c.
︙ | ︙ | |||
148 149 150 151 152 153 154 | ie++; } /* Fold to lower case */ nByte = ie-is; if( nByte>nFold ){ if( pFold!=aFold ) sqlite3_free(pFold); | | | 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 | ie++; } /* Fold to lower case */ nByte = ie-is; if( nByte>nFold ){ if( pFold!=aFold ) sqlite3_free(pFold); pFold = sqlite3_malloc64((sqlite3_int64)nByte*2); if( pFold==0 ){ rc = SQLITE_NOMEM; break; } nFold = nByte*2; } asciiFold(pFold, &pText[is], nByte); |
︙ | ︙ | |||
252 253 254 255 256 257 258 | int bTokenChars /* 1 for 'tokenchars', 0 for 'separators' */ ){ int rc = SQLITE_OK; int n = (int)strlen(z); int *aNew; if( n>0 ){ | | > | 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 | int bTokenChars /* 1 for 'tokenchars', 0 for 'separators' */ ){ int rc = SQLITE_OK; int n = (int)strlen(z); int *aNew; if( n>0 ){ aNew = (int*)sqlite3_realloc64(p->aiException, (n+p->nException)*sizeof(int)); if( aNew ){ int nNew = p->nException; const unsigned char *zCsr = (const unsigned char*)z; const unsigned char *zTerm = (const unsigned char*)&z[n]; while( zCsr<zTerm ){ u32 iCode; int bToken; |
︙ | ︙ | |||
486 487 488 489 490 491 492 | /* Run through the tokenchars. Fold them into the output buffer along ** the way. */ while( zCsr<zTerm ){ /* Grow the output buffer so that there is sufficient space to fit the ** largest possible utf-8 character. */ if( zOut>pEnd ){ | | | 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 | /* Run through the tokenchars. Fold them into the output buffer along ** the way. */ while( zCsr<zTerm ){ /* Grow the output buffer so that there is sufficient space to fit the ** largest possible utf-8 character. */ if( zOut>pEnd ){ aFold = sqlite3_malloc64((sqlite3_int64)nFold*2); if( aFold==0 ){ rc = SQLITE_NOMEM; goto tokenize_done; } zOut = &aFold[zOut - p->aFold]; memcpy(aFold, p->aFold, nFold); sqlite3_free(p->aFold); |
︙ | ︙ |
Changes to ext/fts5/fts5_unicode2.c.
︙ | ︙ | |||
770 771 772 773 774 775 776 | int n = (aFts5UnicodeData[iTbl] >> 5) + i; for(; i<128 && i<n; i++){ aAscii[i] = bToken; } iTbl++; } } | < | 770 771 772 773 774 775 776 | int n = (aFts5UnicodeData[iTbl] >> 5) + i; for(; i<128 && i<n; i++){ aAscii[i] = bToken; } iTbl++; } } |
Changes to ext/fts5/fts5_varint.c.
︙ | ︙ | |||
338 339 340 341 342 343 344 | #endif assert( iVal>=(1 << 7) ); if( iVal<(1 << 14) ) return 2; if( iVal<(1 << 21) ) return 3; if( iVal<(1 << 28) ) return 4; return 5; } | < | 338 339 340 341 342 343 344 | #endif assert( iVal>=(1 << 7) ); if( iVal<(1 << 14) ) return 2; if( iVal<(1 << 21) ) return 3; if( iVal<(1 << 28) ) return 4; return 5; } |
Changes to ext/misc/amatch.c.
︙ | ︙ | |||
615 616 617 618 619 620 621 | if( strcmp(zFrom,"")==0 && strcmp(zTo,"?")==0 ){ if( p->rIns==0 || p->rIns>rCost ) p->rIns = rCost; }else if( strcmp(zFrom,"?")==0 && strcmp(zTo,"")==0 ){ if( p->rDel==0 || p->rDel>rCost ) p->rDel = rCost; }else { | | | 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 | if( strcmp(zFrom,"")==0 && strcmp(zTo,"?")==0 ){ if( p->rIns==0 || p->rIns>rCost ) p->rIns = rCost; }else if( strcmp(zFrom,"?")==0 && strcmp(zTo,"")==0 ){ if( p->rDel==0 || p->rDel>rCost ) p->rDel = rCost; }else { pRule = sqlite3_malloc64( sizeof(*pRule) + nFrom + nTo ); if( pRule==0 ){ rc = SQLITE_NOMEM; }else{ memset(pRule, 0, sizeof(*pRule)); pRule->zFrom = &pRule->zTo[nTo+1]; pRule->nFrom = (amatch_len)nFrom; memcpy(pRule->zFrom, zFrom, nFrom+1); |
︙ | ︙ | |||
734 735 736 737 738 739 740 | ** ** "abc" becomes abc ** 'xyz' becomes xyz ** [pqr] becomes pqr ** `mno` becomes mno */ static char *amatchDequote(const char *zIn){ | | | | | 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 | ** ** "abc" becomes abc ** 'xyz' becomes xyz ** [pqr] becomes pqr ** `mno` becomes mno */ static char *amatchDequote(const char *zIn){ sqlite3_int64 nIn; /* Size of input string, in bytes */ char *zOut; /* Output (dequoted) string */ nIn = strlen(zIn); zOut = sqlite3_malloc64(nIn+1); if( zOut ){ char q = zIn[0]; /* Quote character (if any ) */ if( q!='[' && q!= '\'' && q!='"' && q!='`' ){ memcpy(zOut, zIn, nIn+1); }else{ int iOut = 0; /* Index of next byte to write to output */ |
︙ | ︙ | |||
1065 1066 1067 1068 1069 1070 1071 | pWord->rCost, pWord->zWord, pWord->zCost); #endif pOther = amatchAvlInsert(&pCur->pCost, &pWord->sCost); assert( pOther==0 ); (void)pOther; } return; } | | | 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 | pWord->rCost, pWord->zWord, pWord->zCost); #endif pOther = amatchAvlInsert(&pCur->pCost, &pWord->sCost); assert( pOther==0 ); (void)pOther; } return; } pWord = sqlite3_malloc64( sizeof(*pWord) + nBase + nTail - 1 ); if( pWord==0 ) return; memset(pWord, 0, sizeof(*pWord)); pWord->rCost = rCost; pWord->iSeq = pCur->nWord++; amatchWriteCost(pWord); pWord->nMatch = (short)nMatch; pWord->pNext = pCur->pAllWords; |
︙ | ︙ |
Changes to ext/misc/closure.c.
︙ | ︙ | |||
418 419 420 421 422 423 424 | ** ** "abc" becomes abc ** 'xyz' becomes xyz ** [pqr] becomes pqr ** `mno` becomes mno */ static char *closureDequote(const char *zIn){ | | | | | 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 | ** ** "abc" becomes abc ** 'xyz' becomes xyz ** [pqr] becomes pqr ** `mno` becomes mno */ static char *closureDequote(const char *zIn){ sqlite3_int64 nIn; /* Size of input string, in bytes */ char *zOut; /* Output (dequoted) string */ nIn = strlen(zIn); zOut = sqlite3_malloc64(nIn+1); if( zOut ){ char q = zIn[0]; /* Quote character (if any ) */ if( q!='[' && q!= '\'' && q!='"' && q!='`' ){ memcpy(zOut, zIn, nIn+1); }else{ int iOut = 0; /* Index of next byte to write to output */ |
︙ | ︙ |
Changes to ext/misc/dbdump.c.
︙ | ︙ | |||
191 192 193 194 195 196 197 | rc = sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0); sqlite3_free(zSql); if( rc ) return 0; while( sqlite3_step(pStmt)==SQLITE_ROW ){ if( nCol>=nAlloc-2 ){ char **azNew; nAlloc = nAlloc*2 + nCol + 10; | | | 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 | rc = sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0); sqlite3_free(zSql); if( rc ) return 0; while( sqlite3_step(pStmt)==SQLITE_ROW ){ if( nCol>=nAlloc-2 ){ char **azNew; nAlloc = nAlloc*2 + nCol + 10; azNew = sqlite3_realloc64(azCol, nAlloc*sizeof(azCol[0])); if( azNew==0 ) goto col_oom; azCol = azNew; azCol[0] = 0; } azCol[++nCol] = sqlite3_mprintf("%s", sqlite3_column_text(pStmt, 1)); if( azCol[nCol]==0 ) goto col_oom; if( sqlite3_column_int(pStmt, 5) ){ |
︙ | ︙ |
Changes to ext/misc/eval.c.
︙ | ︙ | |||
40 41 42 43 44 45 46 | size_t sz = strlen(z); if( (sqlite3_int64)sz+p->nUsed+p->szSep+1 > p->nAlloc ){ char *zNew; p->nAlloc = p->nAlloc*2 + sz + p->szSep + 1; /* Using sqlite3_realloc64() would be better, but it is a recent ** addition and will cause a segfault if loaded by an older version ** of SQLite. */ | | | 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | size_t sz = strlen(z); if( (sqlite3_int64)sz+p->nUsed+p->szSep+1 > p->nAlloc ){ char *zNew; p->nAlloc = p->nAlloc*2 + sz + p->szSep + 1; /* Using sqlite3_realloc64() would be better, but it is a recent ** addition and will cause a segfault if loaded by an older version ** of SQLite. */ zNew = p->nAlloc<=0x7fffffff ? sqlite3_realloc64(p->z, p->nAlloc) : 0; if( zNew==0 ){ sqlite3_free(p->z); memset(p, 0, sizeof(*p)); return 1; } p->z = zNew; } |
︙ | ︙ |
Changes to ext/misc/fileio.c.
︙ | ︙ | |||
642 643 644 645 646 647 648 | pCur->iRowid++; if( S_ISDIR(m) ){ /* Descend into this directory */ int iNew = pCur->iLvl + 1; FsdirLevel *pLvl; if( iNew>=pCur->nLvl ){ int nNew = iNew+1; | | | | 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 | pCur->iRowid++; if( S_ISDIR(m) ){ /* Descend into this directory */ int iNew = pCur->iLvl + 1; FsdirLevel *pLvl; if( iNew>=pCur->nLvl ){ int nNew = iNew+1; sqlite3_int64 nByte = nNew*sizeof(FsdirLevel); FsdirLevel *aNew = (FsdirLevel*)sqlite3_realloc64(pCur->aLvl, nByte); if( aNew==0 ) return SQLITE_NOMEM; memset(&aNew[pCur->nLvl], 0, sizeof(FsdirLevel)*(nNew-pCur->nLvl)); pCur->aLvl = aNew; pCur->nLvl = nNew; } pCur->iLvl = iNew; pLvl = &pCur->aLvl[iNew]; |
︙ | ︙ | |||
723 724 725 726 727 728 729 | mode_t m = pCur->sStat.st_mode; if( S_ISDIR(m) ){ sqlite3_result_null(ctx); #if !defined(_WIN32) && !defined(WIN32) }else if( S_ISLNK(m) ){ char aStatic[64]; char *aBuf = aStatic; | | | | 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 | mode_t m = pCur->sStat.st_mode; if( S_ISDIR(m) ){ sqlite3_result_null(ctx); #if !defined(_WIN32) && !defined(WIN32) }else if( S_ISLNK(m) ){ char aStatic[64]; char *aBuf = aStatic; sqlite3_int64 nBuf = 64; int n; while( 1 ){ n = readlink(pCur->zPath, aBuf, nBuf); if( n<nBuf ) break; if( aBuf!=aStatic ) sqlite3_free(aBuf); nBuf = nBuf*2; aBuf = sqlite3_malloc64(nBuf); if( aBuf==0 ){ sqlite3_result_error_nomem(ctx); return SQLITE_NOMEM; } } sqlite3_result_text(ctx, aBuf, n, SQLITE_TRANSIENT); |
︙ | ︙ |
Changes to ext/misc/fuzzer.c.
︙ | ︙ | |||
333 334 335 336 337 338 339 | if( iRuleset<0 || iRuleset>FUZZER_MX_RULEID ){ *pzErr = sqlite3_mprintf("%s: ruleset must be between 0 and %d", p->zClassName, FUZZER_MX_RULEID ); rc = SQLITE_ERROR; }else{ | | | 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 | if( iRuleset<0 || iRuleset>FUZZER_MX_RULEID ){ *pzErr = sqlite3_mprintf("%s: ruleset must be between 0 and %d", p->zClassName, FUZZER_MX_RULEID ); rc = SQLITE_ERROR; }else{ pRule = sqlite3_malloc64( sizeof(*pRule) + nFrom + nTo ); if( pRule==0 ){ rc = SQLITE_NOMEM; }else{ memset(pRule, 0, sizeof(*pRule)); pRule->zFrom = pRule->zTo; pRule->zFrom += nTo + 1; pRule->nFrom = (fuzzer_len)nFrom; |
︙ | ︙ | |||
443 444 445 446 447 448 449 | ** ** "abc" becomes abc ** 'xyz' becomes xyz ** [pqr] becomes pqr ** `mno` becomes mno */ static char *fuzzerDequote(const char *zIn){ | | | | | 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 | ** ** "abc" becomes abc ** 'xyz' becomes xyz ** [pqr] becomes pqr ** `mno` becomes mno */ static char *fuzzerDequote(const char *zIn){ sqlite3_int64 nIn; /* Size of input string, in bytes */ char *zOut; /* Output (dequoted) string */ nIn = strlen(zIn); zOut = sqlite3_malloc64(nIn+1); if( zOut ){ char q = zIn[0]; /* Quote character (if any ) */ if( q!='[' && q!= '\'' && q!='"' && q!='`' ){ memcpy(zOut, zIn, nIn+1); }else{ int iOut = 0; /* Index of next byte to write to output */ |
︙ | ︙ | |||
509 510 511 512 513 514 515 | if( argc!=4 ){ *pzErr = sqlite3_mprintf( "%s: wrong number of CREATE VIRTUAL TABLE arguments", zModule ); rc = SQLITE_ERROR; }else{ | | | | | 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 | if( argc!=4 ){ *pzErr = sqlite3_mprintf( "%s: wrong number of CREATE VIRTUAL TABLE arguments", zModule ); rc = SQLITE_ERROR; }else{ sqlite3_int64 nModule; /* Length of zModule, in bytes */ nModule = strlen(zModule); pNew = sqlite3_malloc64( sizeof(*pNew) + nModule + 1); if( pNew==0 ){ rc = SQLITE_NOMEM; }else{ char *zTab; /* Dequoted name of fuzzer data table */ memset(pNew, 0, sizeof(*pNew)); pNew->zClassName = (char*)&pNew[1]; |
︙ | ︙ | |||
868 869 870 871 872 873 874 | const char *zWord, fuzzer_cost rBaseCost ){ fuzzer_stem *pNew; fuzzer_rule *pRule; unsigned int h; | | | 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 | const char *zWord, fuzzer_cost rBaseCost ){ fuzzer_stem *pNew; fuzzer_rule *pRule; unsigned int h; pNew = sqlite3_malloc64( sizeof(*pNew) + strlen(zWord) + 1 ); if( pNew==0 ) return 0; memset(pNew, 0, sizeof(*pNew)); pNew->zBasis = (char*)&pNew[1]; pNew->nBasis = (fuzzer_len)strlen(zWord); memcpy(pNew->zBasis, zWord, pNew->nBasis+1); pRule = pCur->pVtab->pRule; while( fuzzerSkipRule(pRule, pNew, pCur->iRuleset) ){ |
︙ | ︙ |
Changes to ext/misc/json1.c.
︙ | ︙ | |||
687 688 689 690 691 692 693 | const char *zContent /* Content */ ){ u32 nNew; JsonNode *pNew; assert( pParse->nNode>=pParse->nAlloc ); if( pParse->oom ) return -1; nNew = pParse->nAlloc*2 + 10; | | | 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 | const char *zContent /* Content */ ){ u32 nNew; JsonNode *pNew; assert( pParse->nNode>=pParse->nAlloc ); if( pParse->oom ) return -1; nNew = pParse->nAlloc*2 + 10; pNew = sqlite3_realloc64(pParse->aNode, sizeof(JsonNode)*nNew); if( pNew==0 ){ pParse->oom = 1; return -1; } pParse->nAlloc = nNew; pParse->aNode = pNew; assert( pParse->nNode<pParse->nAlloc ); |
︙ | ︙ | |||
961 962 963 964 965 966 967 | /* ** Compute the parentage of all nodes in a completed parse. */ static int jsonParseFindParents(JsonParse *pParse){ u32 *aUp; assert( pParse->aUp==0 ); | | | 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 | /* ** Compute the parentage of all nodes in a completed parse. */ static int jsonParseFindParents(JsonParse *pParse){ u32 *aUp; assert( pParse->aUp==0 ); aUp = pParse->aUp = sqlite3_malloc64( sizeof(u32)*pParse->nNode ); if( aUp==0 ){ pParse->oom = 1; return SQLITE_NOMEM; } jsonParseFillInParentage(pParse, 0, 0); return SQLITE_OK; } |
︙ | ︙ | |||
1023 1024 1025 1026 1027 1028 1029 | } } if( pMatch ){ pMatch->nErr = 0; pMatch->iHold = iMaxHold+1; return pMatch; } | | | 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 | } } if( pMatch ){ pMatch->nErr = 0; pMatch->iHold = iMaxHold+1; return pMatch; } p = sqlite3_malloc64( sizeof(*p) + nJson + 1 ); if( p==0 ){ sqlite3_result_error_nomem(pCtx); return 0; } memset(p, 0, sizeof(*p)); p->zJson = (char*)&p[1]; memcpy((char*)p->zJson, zJson, nJson+1); |
︙ | ︙ |
Changes to ext/misc/memstat.c.
︙ | ︙ | |||
139 140 141 142 143 144 145 | rc = sqlite3_prepare_v2(pCur->db, "PRAGMA database_list", -1, &pStmt, 0); if( rc ){ sqlite3_finalize(pStmt); return rc; } while( sqlite3_step(pStmt)==SQLITE_ROW ){ char **az, *z; | | | 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 | rc = sqlite3_prepare_v2(pCur->db, "PRAGMA database_list", -1, &pStmt, 0); if( rc ){ sqlite3_finalize(pStmt); return rc; } while( sqlite3_step(pStmt)==SQLITE_ROW ){ char **az, *z; az = sqlite3_realloc64(pCur->azDb, sizeof(char*)*(pCur->nDb+1)); if( az==0 ){ memstatClearSchema(pCur); return SQLITE_NOMEM; } pCur->azDb = az; z = sqlite3_mprintf("%s", sqlite3_column_text(pStmt, 1)); if( z==0 ){ |
︙ | ︙ |
Changes to ext/misc/mmapwarm.c.
︙ | ︙ | |||
101 102 103 104 105 106 107 | rc2 = sqlite3_exec(db, "END", 0, 0, 0); if( rc==SQLITE_OK ) rc = rc2; } return rc; } | < | 101 102 103 104 105 106 107 | rc2 = sqlite3_exec(db, "END", 0, 0, 0); if( rc==SQLITE_OK ) rc = rc2; } return rc; } |
Changes to ext/misc/nextchar.c.
︙ | ︙ | |||
81 82 83 84 85 86 87 | int i; for(i=0; i<p->nUsed; i++){ if( p->aResult[i]==c ) return; } if( p->nUsed+1 > p->nAlloc ){ unsigned int *aNew; int n = p->nAlloc*2 + 30; | | | 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 | int i; for(i=0; i<p->nUsed; i++){ if( p->aResult[i]==c ) return; } if( p->nUsed+1 > p->nAlloc ){ unsigned int *aNew; int n = p->nAlloc*2 + 30; aNew = sqlite3_realloc64(p->aResult, n*sizeof(unsigned int)); if( aNew==0 ){ p->mallocFailed = 1; return; }else{ p->aResult = aNew; p->nAlloc = n; } |
︙ | ︙ | |||
265 266 267 268 269 270 271 | return; } findNextChars(&c); if( c.mallocFailed ){ sqlite3_result_error_nomem(context); }else{ unsigned char *pRes; | | | 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 | return; } findNextChars(&c); if( c.mallocFailed ){ sqlite3_result_error_nomem(context); }else{ unsigned char *pRes; pRes = sqlite3_malloc64( c.nUsed*4 + 1 ); if( pRes==0 ){ sqlite3_result_error_nomem(context); }else{ int i; int n = 0; for(i=0; i<c.nUsed; i++){ n += writeUtf8(pRes+n, c.aResult[i]); |
︙ | ︙ |
Changes to ext/misc/percentile.c.
︙ | ︙ | |||
147 148 149 150 151 152 153 | sqlite3_result_error(pCtx, "Inf input to percentile()", -1); return; } /* Allocate and store the Y */ if( p->nUsed>=p->nAlloc ){ unsigned n = p->nAlloc*2 + 250; | | | 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 | sqlite3_result_error(pCtx, "Inf input to percentile()", -1); return; } /* Allocate and store the Y */ if( p->nUsed>=p->nAlloc ){ unsigned n = p->nAlloc*2 + 250; double *a = sqlite3_realloc64(p->a, sizeof(double)*n); if( a==0 ){ sqlite3_free(p->a); memset(p, 0, sizeof(*p)); sqlite3_result_error_nomem(pCtx); return; } p->nAlloc = n; |
︙ | ︙ |
Changes to ext/misc/regexp.c.
︙ | ︙ | |||
221 222 223 224 225 226 227 | if( in.i+pRe->nInit>in.mx ) return 0; } if( pRe->nState<=(sizeof(aSpace)/(sizeof(aSpace[0])*2)) ){ pToFree = 0; aStateSet[0].aState = aSpace; }else{ | | | 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 | if( in.i+pRe->nInit>in.mx ) return 0; } if( pRe->nState<=(sizeof(aSpace)/(sizeof(aSpace[0])*2)) ){ pToFree = 0; aStateSet[0].aState = aSpace; }else{ pToFree = sqlite3_malloc64( sizeof(ReStateNumber)*2*pRe->nState ); if( pToFree==0 ) return -1; aStateSet[0].aState = pToFree; } aStateSet[1].aState = &aStateSet[0].aState[pRe->nState]; pNext = &aStateSet[1]; pNext->nState = 0; re_add_state(pNext, 0); |
︙ | ︙ | |||
333 334 335 336 337 338 339 | } /* Resize the opcode and argument arrays for an RE under construction. */ static int re_resize(ReCompiled *p, int N){ char *aOp; int *aArg; | | | | 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 | } /* Resize the opcode and argument arrays for an RE under construction. */ static int re_resize(ReCompiled *p, int N){ char *aOp; int *aArg; aOp = sqlite3_realloc64(p->aOp, N*sizeof(p->aOp[0])); if( aOp==0 ) return 1; p->aOp = aOp; aArg = sqlite3_realloc64(p->aArg, N*sizeof(p->aArg[0])); if( aArg==0 ) return 1; p->aArg = aArg; p->nAlloc = N; return 0; } /* Insert a new opcode and argument into an RE under construction. The |
︙ | ︙ |
Changes to ext/misc/unionvtab.c.
︙ | ︙ | |||
246 247 248 249 250 251 252 | /* ** If *pRc is other than SQLITE_OK when this function is called, it ** always returns NULL. Otherwise, it attempts to allocate and return ** a pointer to nByte bytes of zeroed memory. If the memory allocation ** is attempted but fails, NULL is returned and *pRc is set to ** SQLITE_NOMEM. */ | | | | 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 | /* ** If *pRc is other than SQLITE_OK when this function is called, it ** always returns NULL. Otherwise, it attempts to allocate and return ** a pointer to nByte bytes of zeroed memory. If the memory allocation ** is attempted but fails, NULL is returned and *pRc is set to ** SQLITE_NOMEM. */ static void *unionMalloc(int *pRc, sqlite3_int64 nByte){ void *pRet; assert( nByte>0 ); if( *pRc==SQLITE_OK ){ pRet = sqlite3_malloc64(nByte); if( pRet ){ memset(pRet, 0, nByte); }else{ *pRc = SQLITE_NOMEM; } }else{ pRet = 0; |
︙ | ︙ | |||
272 273 274 275 276 277 278 | ** a copy of the nul-terminated string passed as the second argument. ** If the allocation is attempted but fails, NULL is returned and *pRc is ** set to SQLITE_NOMEM. */ static char *unionStrdup(int *pRc, const char *zIn){ char *zRet = 0; if( zIn ){ | | | 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 | ** a copy of the nul-terminated string passed as the second argument. ** If the allocation is attempted but fails, NULL is returned and *pRc is ** set to SQLITE_NOMEM. */ static char *unionStrdup(int *pRc, const char *zIn){ char *zRet = 0; if( zIn ){ sqlite3_int64 nByte = strlen(zIn) + 1; zRet = unionMalloc(pRc, nByte); if( zRet ){ memcpy(zRet, zIn, nByte); } } return zRet; } |
︙ | ︙ | |||
935 936 937 938 939 940 941 | sqlite3_int64 iMin = sqlite3_column_int64(pStmt, 2); sqlite3_int64 iMax = sqlite3_column_int64(pStmt, 3); UnionSrc *pSrc; /* Grow the pTab->aSrc[] array if required. */ if( nAlloc<=pTab->nSrc ){ int nNew = nAlloc ? nAlloc*2 : 8; | | | 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 | sqlite3_int64 iMin = sqlite3_column_int64(pStmt, 2); sqlite3_int64 iMax = sqlite3_column_int64(pStmt, 3); UnionSrc *pSrc; /* Grow the pTab->aSrc[] array if required. */ if( nAlloc<=pTab->nSrc ){ int nNew = nAlloc ? nAlloc*2 : 8; UnionSrc *aNew = (UnionSrc*)sqlite3_realloc64( pTab->aSrc, nNew*sizeof(UnionSrc) ); if( aNew==0 ){ rc = SQLITE_NOMEM; break; }else{ memset(&aNew[pTab->nSrc], 0, (nNew-pTab->nSrc)*sizeof(UnionSrc)); |
︙ | ︙ |
Changes to ext/misc/vfslog.c.
︙ | ︙ | |||
272 273 274 275 276 277 278 | if( nName>8 && strcmp(zFilename+nName-8,"-journal")==0 ){ nName -= 8; isJournal = 1; }else if( nName>12 && sqlite3_strglob("-mj??????9??", zFilename+nName-12)==0 ){ return 0; /* Do not log master journal files */ } | | | 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 | if( nName>8 && strcmp(zFilename+nName-8,"-journal")==0 ){ nName -= 8; isJournal = 1; }else if( nName>12 && sqlite3_strglob("-mj??????9??", zFilename+nName-12)==0 ){ return 0; /* Do not log master journal files */ } pTemp = sqlite3_malloc64( sizeof(*pLog)*2 + nName + 60 ); if( pTemp==0 ) return 0; pMutex = sqlite3_mutex_alloc(SQLITE_MUTEX_STATIC_MASTER); sqlite3_mutex_enter(pMutex); for(pLog=allLogs; pLog; pLog=pLog->pNext){ if( pLog->nFilename==nName && !memcmp(pLog->zFilename, zFilename, nName) ){ break; } |
︙ | ︙ |
Changes to ext/misc/zipfile.c.
︙ | ︙ | |||
354 355 356 357 358 359 360 | if( argc>3 ){ zFile = argv[3]; nFile = (int)strlen(zFile)+1; } rc = sqlite3_declare_vtab(db, ZIPFILE_SCHEMA); if( rc==SQLITE_OK ){ | | | 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 | if( argc>3 ){ zFile = argv[3]; nFile = (int)strlen(zFile)+1; } rc = sqlite3_declare_vtab(db, ZIPFILE_SCHEMA); if( rc==SQLITE_OK ){ pNew = (ZipfileTab*)sqlite3_malloc64((sqlite3_int64)nByte+nFile); if( pNew==0 ) return SQLITE_NOMEM; memset(pNew, 0, nByte+nFile); pNew->db = db; pNew->aBuffer = (u8*)&pNew[1]; if( zFile ){ pNew->zFile = (char*)&pNew->aBuffer[ZIPFILE_BUFFER_SIZE]; memcpy(pNew->zFile, zFile, nFile); |
︙ | ︙ | |||
802 803 804 805 806 807 808 | aRead = pTab->aBuffer; rc = zipfileReadData(pFile, aRead, ZIPFILE_CDS_FIXED_SZ, iOff, pzErr); }else{ aRead = (u8*)&aBlob[iOff]; } if( rc==SQLITE_OK ){ | | | | 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 | aRead = pTab->aBuffer; rc = zipfileReadData(pFile, aRead, ZIPFILE_CDS_FIXED_SZ, iOff, pzErr); }else{ aRead = (u8*)&aBlob[iOff]; } if( rc==SQLITE_OK ){ sqlite3_int64 nAlloc; ZipfileEntry *pNew; int nFile = zipfileGetU16(&aRead[ZIPFILE_CDS_NFILE_OFF]); int nExtra = zipfileGetU16(&aRead[ZIPFILE_CDS_NFILE_OFF+2]); nExtra += zipfileGetU16(&aRead[ZIPFILE_CDS_NFILE_OFF+4]); nAlloc = sizeof(ZipfileEntry) + nExtra; if( aBlob ){ nAlloc += zipfileGetU32(&aRead[ZIPFILE_CDS_SZCOMPRESSED_OFF]); } pNew = (ZipfileEntry*)sqlite3_malloc64(nAlloc); if( pNew==0 ){ rc = SQLITE_NOMEM; }else{ memset(pNew, 0, sizeof(ZipfileEntry)); rc = zipfileReadCDS(aRead, &pNew->cds); if( rc!=SQLITE_OK ){ *pzErr = sqlite3_mprintf("failed to read CDS at offset %lld", iOff); |
︙ | ︙ | |||
977 978 979 980 981 982 983 | ** case. */ static int zipfileDeflate( const u8 *aIn, int nIn, /* Input */ u8 **ppOut, int *pnOut, /* Output */ char **pzErr /* OUT: Error message */ ){ | | | | 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 | ** case. */ static int zipfileDeflate( const u8 *aIn, int nIn, /* Input */ u8 **ppOut, int *pnOut, /* Output */ char **pzErr /* OUT: Error message */ ){ sqlite3_int64 nAlloc = compressBound(nIn); u8 *aOut; int rc = SQLITE_OK; aOut = (u8*)sqlite3_malloc64(nAlloc); if( aOut==0 ){ rc = SQLITE_NOMEM; }else{ int res; z_stream str; memset(&str, 0, sizeof(str)); str.next_in = (Bytef*)aIn; |
︙ | ︙ | |||
1054 1055 1056 1057 1058 1059 1060 | int szFinal = pCDS->szUncompressed; if( szFinal>0 ){ u8 *aBuf; u8 *aFree = 0; if( pCsr->pCurrent->aData ){ aBuf = pCsr->pCurrent->aData; }else{ | | | 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 | int szFinal = pCDS->szUncompressed; if( szFinal>0 ){ u8 *aBuf; u8 *aFree = 0; if( pCsr->pCurrent->aData ){ aBuf = pCsr->pCurrent->aData; }else{ aBuf = aFree = sqlite3_malloc64(sz); if( aBuf==0 ){ rc = SQLITE_NOMEM; }else{ FILE *pFile = pCsr->pFile; if( pFile==0 ){ pFile = ((ZipfileTab*)(pCsr->base.pVtab))->pWriteFd; } |
︙ | ︙ | |||
1893 1894 1895 1896 1897 1898 1899 | ZipfileBuffer body; ZipfileBuffer cds; }; static int zipfileBufferGrow(ZipfileBuffer *pBuf, int nByte){ if( pBuf->n+nByte>pBuf->nAlloc ){ u8 *aNew; | | | | | 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 | ZipfileBuffer body; ZipfileBuffer cds; }; static int zipfileBufferGrow(ZipfileBuffer *pBuf, int nByte){ if( pBuf->n+nByte>pBuf->nAlloc ){ u8 *aNew; sqlite3_int64 nNew = pBuf->n ? pBuf->n*2 : 512; int nReq = pBuf->n + nByte; while( nNew<nReq ) nNew = nNew*2; aNew = sqlite3_realloc64(pBuf->a, nNew); if( aNew==0 ) return SQLITE_NOMEM; pBuf->a = aNew; pBuf->nAlloc = (int)nNew; } return SQLITE_OK; } /* ** xStep() callback for the zipfile() aggregate. This can be called in ** any of the following ways: |
︙ | ︙ | |||
2091 2092 2093 2094 2095 2096 2097 | /* ** xFinalize() callback for zipfile aggregate function. */ void zipfileFinal(sqlite3_context *pCtx){ ZipfileCtx *p; ZipfileEOCD eocd; | | | | | 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100 2101 2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 | /* ** xFinalize() callback for zipfile aggregate function. */ void zipfileFinal(sqlite3_context *pCtx){ ZipfileCtx *p; ZipfileEOCD eocd; sqlite3_int64 nZip; u8 *aZip; p = (ZipfileCtx*)sqlite3_aggregate_context(pCtx, sizeof(ZipfileCtx)); if( p==0 ) return; if( p->nEntry>0 ){ memset(&eocd, 0, sizeof(eocd)); eocd.nEntry = (u16)p->nEntry; eocd.nEntryTotal = (u16)p->nEntry; eocd.nSize = p->cds.n; eocd.iOffset = p->body.n; nZip = p->body.n + p->cds.n + ZIPFILE_EOCD_FIXED_SZ; aZip = (u8*)sqlite3_malloc64(nZip); if( aZip==0 ){ sqlite3_result_error_nomem(pCtx); }else{ memcpy(aZip, p->body.a, p->body.n); memcpy(&aZip[p->body.n], p->cds.a, p->cds.n); zipfileSerializeEOCD(&eocd, &aZip[p->body.n + p->cds.n]); sqlite3_result_blob(pCtx, aZip, (int)nZip, zipfileFree); } } sqlite3_free(p->body.a); sqlite3_free(p->cds.a); } |
︙ | ︙ |
Changes to ext/rtree/rtree.c.
︙ | ︙ | |||
607 608 609 610 611 612 613 | ** Allocate and return new r-tree node. Initially, (RtreeNode.iNode==0), ** indicating that node has not yet been assigned a node number. It is ** assigned a node number when nodeWrite() is called to write the ** node contents out to the database. */ static RtreeNode *nodeNew(Rtree *pRtree, RtreeNode *pParent){ RtreeNode *pNode; | | | 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 | ** Allocate and return new r-tree node. Initially, (RtreeNode.iNode==0), ** indicating that node has not yet been assigned a node number. It is ** assigned a node number when nodeWrite() is called to write the ** node contents out to the database. */ static RtreeNode *nodeNew(Rtree *pRtree, RtreeNode *pParent){ RtreeNode *pNode; pNode = (RtreeNode *)sqlite3_malloc64(sizeof(RtreeNode) + pRtree->iNodeSize); if( pNode ){ memset(pNode, 0, sizeof(RtreeNode) + pRtree->iNodeSize); pNode->zData = (u8 *)&pNode[1]; pNode->nRef = 1; pRtree->nNodeRef++; pNode->pParent = pParent; pNode->isDirty = 1; |
︙ | ︙ | |||
700 701 702 703 704 705 706 | /* If unable to open an sqlite3_blob on the desired row, that can only ** be because the shadow tables hold erroneous data. */ if( rc==SQLITE_ERROR ){ rc = SQLITE_CORRUPT_VTAB; RTREE_IS_CORRUPT(pRtree); } }else if( pRtree->iNodeSize==sqlite3_blob_bytes(pRtree->pNodeBlob) ){ | | | 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 | /* If unable to open an sqlite3_blob on the desired row, that can only ** be because the shadow tables hold erroneous data. */ if( rc==SQLITE_ERROR ){ rc = SQLITE_CORRUPT_VTAB; RTREE_IS_CORRUPT(pRtree); } }else if( pRtree->iNodeSize==sqlite3_blob_bytes(pRtree->pNodeBlob) ){ pNode = (RtreeNode *)sqlite3_malloc64(sizeof(RtreeNode)+pRtree->iNodeSize); if( !pNode ){ rc = SQLITE_NOMEM; }else{ pNode->pParent = pParent; pNode->zData = (u8 *)&pNode[1]; pNode->nRef = 1; pRtree->nNodeRef++; |
︙ | ︙ | |||
1032 1033 1034 1035 1036 1037 1038 | ** Rtree virtual table module xOpen method. */ static int rtreeOpen(sqlite3_vtab *pVTab, sqlite3_vtab_cursor **ppCursor){ int rc = SQLITE_NOMEM; Rtree *pRtree = (Rtree *)pVTab; RtreeCursor *pCsr; | | | 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 | ** Rtree virtual table module xOpen method. */ static int rtreeOpen(sqlite3_vtab *pVTab, sqlite3_vtab_cursor **ppCursor){ int rc = SQLITE_NOMEM; Rtree *pRtree = (Rtree *)pVTab; RtreeCursor *pCsr; pCsr = (RtreeCursor *)sqlite3_malloc64(sizeof(RtreeCursor)); if( pCsr ){ memset(pCsr, 0, sizeof(RtreeCursor)); pCsr->base.pVtab = pVTab; rc = SQLITE_OK; pRtree->nCursor++; } *ppCursor = (sqlite3_vtab_cursor *)pCsr; |
︙ | ︙ | |||
1399 1400 1401 1402 1403 1404 1405 | RtreeDValue rScore, /* Score for the new search point */ u8 iLevel /* Level for the new search point */ ){ int i, j; RtreeSearchPoint *pNew; if( pCur->nPoint>=pCur->nPointAlloc ){ int nNew = pCur->nPointAlloc*2 + 8; | | | 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 | RtreeDValue rScore, /* Score for the new search point */ u8 iLevel /* Level for the new search point */ ){ int i, j; RtreeSearchPoint *pNew; if( pCur->nPoint>=pCur->nPointAlloc ){ int nNew = pCur->nPointAlloc*2 + 8; pNew = sqlite3_realloc64(pCur->aPoint, nNew*sizeof(pCur->aPoint[0])); if( pNew==0 ) return 0; pCur->aPoint = pNew; pCur->nPointAlloc = nNew; } i = pCur->nPoint++; pNew = pCur->aPoint + i; pNew->rScore = rScore; |
︙ | ︙ | |||
1801 1802 1803 1804 1805 1806 1807 | } }else{ /* Normal case - r-tree scan. Set up the RtreeCursor.aConstraint array ** with the configured constraints. */ rc = nodeAcquire(pRtree, 1, 0, &pRoot); if( rc==SQLITE_OK && argc>0 ){ | | | 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 | } }else{ /* Normal case - r-tree scan. Set up the RtreeCursor.aConstraint array ** with the configured constraints. */ rc = nodeAcquire(pRtree, 1, 0, &pRoot); if( rc==SQLITE_OK && argc>0 ){ pCsr->aConstraint = sqlite3_malloc64(sizeof(RtreeConstraint)*argc); pCsr->nConstraint = argc; if( !pCsr->aConstraint ){ rc = SQLITE_NOMEM; }else{ memset(pCsr->aConstraint, 0, sizeof(RtreeConstraint)*argc); memset(pCsr->anQueue, 0, sizeof(u32)*(pRtree->iDepth + 1)); assert( (idxStr==0 && argc==0) |
︙ | ︙ | |||
2372 2373 2374 2375 2376 2377 2378 | int *aSpare; int ii; int iBestDim = 0; int iBestSplit = 0; RtreeDValue fBestMargin = RTREE_ZERO; | | | | 2372 2373 2374 2375 2376 2377 2378 2379 2380 2381 2382 2383 2384 2385 2386 2387 2388 | int *aSpare; int ii; int iBestDim = 0; int iBestSplit = 0; RtreeDValue fBestMargin = RTREE_ZERO; sqlite3_int64 nByte = (pRtree->nDim+1)*(sizeof(int*)+nCell*sizeof(int)); aaSorted = (int **)sqlite3_malloc64(nByte); if( !aaSorted ){ return SQLITE_NOMEM; } aSpare = &((int *)&aaSorted[pRtree->nDim])[pRtree->nDim*nCell]; memset(aaSorted, 0, nByte); for(ii=0; ii<pRtree->nDim; ii++){ |
︙ | ︙ | |||
2495 2496 2497 2498 2499 2500 2501 | RtreeCell leftbbox; RtreeCell rightbbox; /* Allocate an array and populate it with a copy of pCell and ** all cells from node pLeft. Then zero the original node. */ | | | 2495 2496 2497 2498 2499 2500 2501 2502 2503 2504 2505 2506 2507 2508 2509 | RtreeCell leftbbox; RtreeCell rightbbox; /* Allocate an array and populate it with a copy of pCell and ** all cells from node pLeft. Then zero the original node. */ aCell = sqlite3_malloc64((sizeof(RtreeCell)+sizeof(int))*(nCell+1)); if( !aCell ){ rc = SQLITE_NOMEM; goto splitnode_out; } aiUsed = (int *)&aCell[nCell+1]; memset(aiUsed, 0, sizeof(int)*(nCell+1)); for(i=0; i<nCell; i++){ |
︙ | ︙ | |||
2786 2787 2788 2789 2790 2791 2792 | nCell = NCELL(pNode)+1; n = (nCell+1)&(~1); /* Allocate the buffers used by this operation. The allocation is ** relinquished before this function returns. */ | | | 2786 2787 2788 2789 2790 2791 2792 2793 2794 2795 2796 2797 2798 2799 2800 | nCell = NCELL(pNode)+1; n = (nCell+1)&(~1); /* Allocate the buffers used by this operation. The allocation is ** relinquished before this function returns. */ aCell = (RtreeCell *)sqlite3_malloc64(n * ( sizeof(RtreeCell) + /* aCell array */ sizeof(int) + /* aOrder array */ sizeof(int) + /* aSpare array */ sizeof(RtreeDValue) /* aDistance array */ )); if( !aCell ){ return SQLITE_NOMEM; |
︙ | ︙ | |||
3654 3655 3656 3657 3658 3659 3660 | } sqlite3_vtab_config(db, SQLITE_VTAB_CONSTRAINT_SUPPORT, 1); /* Allocate the sqlite3_vtab structure */ nDb = (int)strlen(argv[1]); nName = (int)strlen(argv[2]); | | | 3654 3655 3656 3657 3658 3659 3660 3661 3662 3663 3664 3665 3666 3667 3668 | } sqlite3_vtab_config(db, SQLITE_VTAB_CONSTRAINT_SUPPORT, 1); /* Allocate the sqlite3_vtab structure */ nDb = (int)strlen(argv[1]); nName = (int)strlen(argv[2]); pRtree = (Rtree *)sqlite3_malloc64(sizeof(Rtree)+nDb+nName+2); if( !pRtree ){ return SQLITE_NOMEM; } memset(pRtree, 0, sizeof(Rtree)+nDb+nName+2); pRtree->nBusy = 1; pRtree->base.pModule = &rtreeModule; pRtree->zDb = (char *)&pRtree[1]; |
︙ | ︙ | |||
3934 3935 3936 3937 3938 3939 3940 | } if( pCheck->rc==SQLITE_OK ){ sqlite3_bind_int64(pCheck->pGetNode, 1, iNode); if( sqlite3_step(pCheck->pGetNode)==SQLITE_ROW ){ int nNode = sqlite3_column_bytes(pCheck->pGetNode, 0); const u8 *pNode = (const u8*)sqlite3_column_blob(pCheck->pGetNode, 0); | | | 3934 3935 3936 3937 3938 3939 3940 3941 3942 3943 3944 3945 3946 3947 3948 | } if( pCheck->rc==SQLITE_OK ){ sqlite3_bind_int64(pCheck->pGetNode, 1, iNode); if( sqlite3_step(pCheck->pGetNode)==SQLITE_ROW ){ int nNode = sqlite3_column_bytes(pCheck->pGetNode, 0); const u8 *pNode = (const u8*)sqlite3_column_blob(pCheck->pGetNode, 0); pRet = sqlite3_malloc64(nNode); if( pRet==0 ){ pCheck->rc = SQLITE_NOMEM; }else{ memcpy(pRet, pNode, nNode); *pnNode = nNode; } } |
︙ | ︙ | |||
4367 4368 4369 4370 4371 4372 4373 | ** The R-Tree MATCH operator will read the returned BLOB, deserialize ** the RtreeMatchArg object, and use the RtreeMatchArg object to figure ** out which elements of the R-Tree should be returned by the query. */ static void geomCallback(sqlite3_context *ctx, int nArg, sqlite3_value **aArg){ RtreeGeomCallback *pGeomCtx = (RtreeGeomCallback *)sqlite3_user_data(ctx); RtreeMatchArg *pBlob; | | | | 4367 4368 4369 4370 4371 4372 4373 4374 4375 4376 4377 4378 4379 4380 4381 4382 4383 4384 4385 4386 | ** The R-Tree MATCH operator will read the returned BLOB, deserialize ** the RtreeMatchArg object, and use the RtreeMatchArg object to figure ** out which elements of the R-Tree should be returned by the query. */ static void geomCallback(sqlite3_context *ctx, int nArg, sqlite3_value **aArg){ RtreeGeomCallback *pGeomCtx = (RtreeGeomCallback *)sqlite3_user_data(ctx); RtreeMatchArg *pBlob; sqlite3_int64 nBlob; int memErr = 0; nBlob = sizeof(RtreeMatchArg) + (nArg-1)*sizeof(RtreeDValue) + nArg*sizeof(sqlite3_value*); pBlob = (RtreeMatchArg *)sqlite3_malloc64(nBlob); if( !pBlob ){ sqlite3_result_error_nomem(ctx); }else{ int i; pBlob->iSize = nBlob; pBlob->cb = pGeomCtx[0]; pBlob->apSqlParam = (sqlite3_value**)&pBlob->aParam[nArg]; |
︙ | ︙ |
Changes to ext/session/changeset.c.
︙ | ︙ | |||
38 39 40 41 42 43 44 | } /* ** Read the content of a disk file into an in-memory buffer */ static void readFile(const char *zFilename, int *pSz, void **ppBuf){ FILE *f; | | | | | 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 | } /* ** Read the content of a disk file into an in-memory buffer */ static void readFile(const char *zFilename, int *pSz, void **ppBuf){ FILE *f; sqlite3_int64 sz; void *pBuf; f = fopen(zFilename, "rb"); if( f==0 ){ fprintf(stderr, "cannot open \"%s\" for reading\n", zFilename); exit(1); } fseek(f, 0, SEEK_END); sz = ftell(f); rewind(f); pBuf = sqlite3_malloc64( sz ? sz : 1 ); if( pBuf==0 ){ fprintf(stderr, "cannot allocate %d to hold content of \"%s\"\n", sz, zFilename); exit(1); } if( sz>0 ){ if( fread(pBuf, sz, 1, f)!=1 ){ |
︙ | ︙ |
Changes to ext/session/changesetfuzz.c.
︙ | ︙ | |||
137 138 139 140 141 142 143 | } /* ** Read the content of a disk file into an in-memory buffer */ static void fuzzReadFile(const char *zFilename, int *pSz, void **ppBuf){ FILE *f; | | | | | 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 | } /* ** Read the content of a disk file into an in-memory buffer */ static void fuzzReadFile(const char *zFilename, int *pSz, void **ppBuf){ FILE *f; sqlite3_int64 sz; void *pBuf; f = fopen(zFilename, "rb"); if( f==0 ){ fprintf(stderr, "cannot open \"%s\" for reading\n", zFilename); exit(1); } fseek(f, 0, SEEK_END); sz = ftell(f); rewind(f); pBuf = sqlite3_malloc64( sz ? sz : 1 ); if( pBuf==0 ){ fprintf(stderr, "cannot allocate %d to hold content of \"%s\"\n", sz, zFilename); exit(1); } if( sz>0 ){ if( fread(pBuf, sz, 1, f)!=1 ){ |
︙ | ︙ | |||
336 337 338 339 340 341 342 | u8 aSub[128]; /* Buffer for substitute value */ int iCurrent; /* Current change number */ }; /* ** Allocate and return nByte bytes of zeroed memory. */ | | | | 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 | u8 aSub[128]; /* Buffer for substitute value */ int iCurrent; /* Current change number */ }; /* ** Allocate and return nByte bytes of zeroed memory. */ static void *fuzzMalloc(sqlite3_int64 nByte){ void *pRet = sqlite3_malloc64(nByte); if( pRet ){ memset(pRet, 0, nByte); } return pRet; } /* |
︙ | ︙ | |||
627 628 629 630 631 632 633 | /* Read a table-header from the changeset */ rc = fuzzParseHeader(pParse, &p, pEnd, &pGrp); assert( (rc==SQLITE_OK)==(pGrp!=0) ); /* If the table-header was successfully parsed, add the new change-group ** to the array and parse the associated changes. */ if( rc==SQLITE_OK ){ | | | 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 | /* Read a table-header from the changeset */ rc = fuzzParseHeader(pParse, &p, pEnd, &pGrp); assert( (rc==SQLITE_OK)==(pGrp!=0) ); /* If the table-header was successfully parsed, add the new change-group ** to the array and parse the associated changes. */ if( rc==SQLITE_OK ){ FuzzChangesetGroup **apNew = (FuzzChangesetGroup**)sqlite3_realloc64( pParse->apGroup, sizeof(FuzzChangesetGroup*)*(pParse->nGroup+1) ); if( apNew==0 ){ rc = SQLITE_NOMEM; }else{ apNew[pParse->nGroup] = pGrp; pParse->apGroup = apNew; |
︙ | ︙ | |||
1210 1211 1212 1213 1214 1215 1216 | if( rc==SQLITE_OK ){ if( argc==2 ){ for(i=0; i<changeset.nGroup; i++){ fuzzPrintGroup(&changeset, changeset.apGroup[i]); } }else{ | | | 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 | if( rc==SQLITE_OK ){ if( argc==2 ){ for(i=0; i<changeset.nGroup; i++){ fuzzPrintGroup(&changeset, changeset.apGroup[i]); } }else{ pBuf = (u8*)fuzzMalloc((sqlite3_int64)nChangeset*2 + 1024); if( pBuf==0 ){ rc = SQLITE_NOMEM; }else{ iSeed = atoi(argv[2]); nRepeat = atoi(argv[3]); fuzzRandomSeed((unsigned int)iSeed); for(i=0; rc==SQLITE_OK && i<nRepeat; i++){ |
︙ | ︙ | |||
1233 1234 1235 1236 1237 1238 1239 | if( rc!=SQLITE_OK ){ fprintf(stderr, "error while processing changeset: %d\n", rc); } return rc; } | < | 1233 1234 1235 1236 1237 1238 1239 | if( rc!=SQLITE_OK ){ fprintf(stderr, "error while processing changeset: %d\n", rc); } return rc; } |
Changes to ext/session/session_speed_test.c.
︙ | ︙ | |||
352 353 354 355 356 357 358 | } } } return 0; } | < < | 352 353 354 355 356 357 358 | } } } return 0; } |
Changes to ext/session/sqlite3session.c.
︙ | ︙ | |||
359 360 361 362 363 364 365 | ** If no error occurs, SQLITE_OK is returned. Or, if an OOM error occurs ** within a call to sqlite3_value_text() (may fail if the db is utf-16)) ** SQLITE_NOMEM is returned. */ static int sessionSerializeValue( u8 *aBuf, /* If non-NULL, write serialized value here */ sqlite3_value *pValue, /* Value to serialize */ | | | 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 | ** If no error occurs, SQLITE_OK is returned. Or, if an OOM error occurs ** within a call to sqlite3_value_text() (may fail if the db is utf-16)) ** SQLITE_NOMEM is returned. */ static int sessionSerializeValue( u8 *aBuf, /* If non-NULL, write serialized value here */ sqlite3_value *pValue, /* Value to serialize */ sqlite3_int64 *pnWrite /* IN/OUT: Increment by bytes written */ ){ int nByte; /* Size of serialized value in bytes */ if( pValue ){ int eType; /* Value type (SQLITE_NULL, TEXT etc.) */ eType = sqlite3_value_type(pValue); |
︙ | ︙ | |||
900 901 902 903 904 905 906 | */ static int sessionGrowHash(int bPatchset, SessionTable *pTab){ if( pTab->nChange==0 || pTab->nEntry>=(pTab->nChange/2) ){ int i; SessionChange **apNew; int nNew = (pTab->nChange ? pTab->nChange : 128) * 2; | | | 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 | */ static int sessionGrowHash(int bPatchset, SessionTable *pTab){ if( pTab->nChange==0 || pTab->nEntry>=(pTab->nChange/2) ){ int i; SessionChange **apNew; int nNew = (pTab->nChange ? pTab->nChange : 128) * 2; apNew = (SessionChange **)sqlite3_malloc64(sizeof(SessionChange *) * nNew); if( apNew==0 ){ if( pTab->nChange==0 ){ return SQLITE_ERROR; } return SQLITE_OK; } memset(apNew, 0, sizeof(SessionChange *) * nNew); |
︙ | ︙ | |||
966 967 968 969 970 971 972 | const char **pzTab, /* OUT: Copy of zThis */ const char ***pazCol, /* OUT: Array of column names for table */ u8 **pabPK /* OUT: Array of booleans - true for PK col */ ){ char *zPragma; sqlite3_stmt *pStmt; int rc; | | | 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 | const char **pzTab, /* OUT: Copy of zThis */ const char ***pazCol, /* OUT: Array of column names for table */ u8 **pabPK /* OUT: Array of booleans - true for PK col */ ){ char *zPragma; sqlite3_stmt *pStmt; int rc; sqlite3_int64 nByte; int nDbCol = 0; int nThis; int i; u8 *pAlloc = 0; char **azCol = 0; u8 *abPK = 0; |
︙ | ︙ | |||
1009 1010 1011 1012 1013 1014 1015 | nByte += sqlite3_column_bytes(pStmt, 1); nDbCol++; } rc = sqlite3_reset(pStmt); if( rc==SQLITE_OK ){ nByte += nDbCol * (sizeof(const char *) + sizeof(u8) + 1); | | | 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 | nByte += sqlite3_column_bytes(pStmt, 1); nDbCol++; } rc = sqlite3_reset(pStmt); if( rc==SQLITE_OK ){ nByte += nDbCol * (sizeof(const char *) + sizeof(u8) + 1); pAlloc = sqlite3_malloc64(nByte); if( pAlloc==0 ){ rc = SQLITE_NOMEM; } } if( rc==SQLITE_OK ){ azCol = (char **)pAlloc; pAlloc = (u8 *)&azCol[nDbCol]; |
︙ | ︙ | |||
1207 1208 1209 1210 1211 1212 1213 | } if( pC==0 ){ /* Create a new change object containing all the old values (if ** this is an SQLITE_UPDATE or SQLITE_DELETE), or just the PK ** values (if this is an INSERT). */ SessionChange *pChange; /* New change object */ | | | 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 | } if( pC==0 ){ /* Create a new change object containing all the old values (if ** this is an SQLITE_UPDATE or SQLITE_DELETE), or just the PK ** values (if this is an INSERT). */ SessionChange *pChange; /* New change object */ sqlite3_int64 nByte; /* Number of bytes to allocate */ int i; /* Used to iterate through columns */ assert( rc==SQLITE_OK ); pTab->nEntry++; /* Figure out how large an allocation is required */ nByte = sizeof(SessionChange); |
︙ | ︙ | |||
1232 1233 1234 1235 1236 1237 1238 | /* This may fail if SQLite value p contains a utf-16 string that must ** be converted to utf-8 and an OOM error occurs while doing so. */ rc = sessionSerializeValue(0, p, &nByte); if( rc!=SQLITE_OK ) goto error_out; } /* Allocate the change object */ | | | 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 | /* This may fail if SQLite value p contains a utf-16 string that must ** be converted to utf-8 and an OOM error occurs while doing so. */ rc = sessionSerializeValue(0, p, &nByte); if( rc!=SQLITE_OK ) goto error_out; } /* Allocate the change object */ pChange = (SessionChange *)sqlite3_malloc64(nByte); if( !pChange ){ rc = SQLITE_NOMEM; goto error_out; }else{ memset(pChange, 0, sizeof(SessionChange)); pChange->aRecord = (u8 *)&pChange[1]; } |
︙ | ︙ | |||
1676 1677 1678 1679 1680 1681 1682 | sqlite3_session *pOld; /* Session object already attached to db */ int nDb = sqlite3Strlen30(zDb); /* Length of zDb in bytes */ /* Zero the output value in case an error occurs. */ *ppSession = 0; /* Allocate and populate the new session object. */ | | | 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 | sqlite3_session *pOld; /* Session object already attached to db */ int nDb = sqlite3Strlen30(zDb); /* Length of zDb in bytes */ /* Zero the output value in case an error occurs. */ *ppSession = 0; /* Allocate and populate the new session object. */ pNew = (sqlite3_session *)sqlite3_malloc64(sizeof(sqlite3_session) + nDb + 1); if( !pNew ) return SQLITE_NOMEM; memset(pNew, 0, sizeof(sqlite3_session)); pNew->db = db; pNew->zDb = (char *)&pNew[1]; pNew->bEnable = 1; memcpy(pNew->zDb, zDb, nDb+1); sessionPreupdateHooks(pNew); |
︙ | ︙ | |||
1795 1796 1797 1798 1799 1800 1801 | nName = sqlite3Strlen30(zName); for(pTab=pSession->pTable; pTab; pTab=pTab->pNext){ if( 0==sqlite3_strnicmp(pTab->zName, zName, nName+1) ) break; } if( !pTab ){ /* Allocate new SessionTable object. */ | | | 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 | nName = sqlite3Strlen30(zName); for(pTab=pSession->pTable; pTab; pTab=pTab->pNext){ if( 0==sqlite3_strnicmp(pTab->zName, zName, nName+1) ) break; } if( !pTab ){ /* Allocate new SessionTable object. */ pTab = (SessionTable *)sqlite3_malloc64(sizeof(SessionTable) + nName + 1); if( !pTab ){ rc = SQLITE_NOMEM; }else{ /* Populate the new SessionTable object and link it into the list. ** The new object must be linked onto the end of the list, not ** simply added to the start of it in order to ensure that tables ** appear in the correct order when a changeset or patchset is |
︙ | ︙ | |||
1855 1856 1857 1858 1859 1860 1861 | ** This function is a no-op if *pRc is non-zero when it is called. ** Otherwise, if an error occurs, *pRc is set to an SQLite error code ** before returning. */ static void sessionAppendValue(SessionBuffer *p, sqlite3_value *pVal, int *pRc){ int rc = *pRc; if( rc==SQLITE_OK ){ | | | 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 | ** This function is a no-op if *pRc is non-zero when it is called. ** Otherwise, if an error occurs, *pRc is set to an SQLite error code ** before returning. */ static void sessionAppendValue(SessionBuffer *p, sqlite3_value *pVal, int *pRc){ int rc = *pRc; if( rc==SQLITE_OK ){ sqlite3_int64 nByte = 0; rc = sessionSerializeValue(0, pVal, &nByte); sessionBufferGrow(p, nByte, &rc); if( rc==SQLITE_OK ){ rc = sessionSerializeValue(&p->aBuf[p->nBuf], pVal, 0); p->nBuf += nByte; }else{ *pRc = rc; |
︙ | ︙ | |||
2731 2732 2733 2734 2735 2736 2737 | int nData, /* Size of buffer aData[] in bytes */ u8 enc /* String encoding (0 for blobs) */ ){ /* In theory this code could just pass SQLITE_TRANSIENT as the final ** argument to sqlite3ValueSetStr() and have the copy created ** automatically. But doing so makes it difficult to detect any OOM ** error. Hence the code to create the copy externally. */ | | | 2731 2732 2733 2734 2735 2736 2737 2738 2739 2740 2741 2742 2743 2744 2745 | int nData, /* Size of buffer aData[] in bytes */ u8 enc /* String encoding (0 for blobs) */ ){ /* In theory this code could just pass SQLITE_TRANSIENT as the final ** argument to sqlite3ValueSetStr() and have the copy created ** automatically. But doing so makes it difficult to detect any OOM ** error. Hence the code to create the copy externally. */ u8 *aCopy = sqlite3_malloc64((sqlite3_int64)nData+1); if( aCopy==0 ) return SQLITE_NOMEM; memcpy(aCopy, aData, nData); sqlite3ValueSetStr(pVal, nData, (char*)aCopy, enc, sqlite3_free); return SQLITE_OK; } /* |
︙ | ︙ | |||
3344 3345 3346 3347 3348 3349 3350 | break; } case SQLITE_UPDATE: { int iCol; if( 0==apVal ){ | | | 3344 3345 3346 3347 3348 3349 3350 3351 3352 3353 3354 3355 3356 3357 3358 | break; } case SQLITE_UPDATE: { int iCol; if( 0==apVal ){ apVal = (sqlite3_value **)sqlite3_malloc64(sizeof(apVal[0])*nCol*2); if( 0==apVal ){ rc = SQLITE_NOMEM; goto finished_invert; } memset(apVal, 0, sizeof(apVal[0])*nCol*2); } |
︙ | ︙ | |||
4617 4618 4619 4620 4621 4622 4623 | int nRec, /* Number of bytes in aRec */ SessionChange **ppNew /* OUT: Merged change */ ){ SessionChange *pNew = 0; int rc = SQLITE_OK; if( !pExist ){ | | | 4617 4618 4619 4620 4621 4622 4623 4624 4625 4626 4627 4628 4629 4630 4631 | int nRec, /* Number of bytes in aRec */ SessionChange **ppNew /* OUT: Merged change */ ){ SessionChange *pNew = 0; int rc = SQLITE_OK; if( !pExist ){ pNew = (SessionChange *)sqlite3_malloc64(sizeof(SessionChange) + nRec); if( !pNew ){ return SQLITE_NOMEM; } memset(pNew, 0, sizeof(SessionChange)); pNew->op = op2; pNew->bIndirect = bIndirect; pNew->aRecord = (u8*)&pNew[1]; |
︙ | ︙ | |||
4650 4651 4652 4653 4654 4655 4656 | } pNew->nRecord = pOut - pNew->aRecord; } }else if( bRebase ){ if( pExist->op==SQLITE_DELETE && pExist->bIndirect ){ *ppNew = pExist; }else{ | | | | 4650 4651 4652 4653 4654 4655 4656 4657 4658 4659 4660 4661 4662 4663 4664 4665 | } pNew->nRecord = pOut - pNew->aRecord; } }else if( bRebase ){ if( pExist->op==SQLITE_DELETE && pExist->bIndirect ){ *ppNew = pExist; }else{ sqlite3_int64 nByte = nRec + pExist->nRecord + sizeof(SessionChange); pNew = (SessionChange*)sqlite3_malloc64(nByte); if( pNew==0 ){ rc = SQLITE_NOMEM; }else{ int i; u8 *a1 = pExist->aRecord; u8 *a2 = aRec; u8 *pOut; |
︙ | ︙ | |||
4711 4712 4713 4714 4715 4716 4717 | ){ pNew = pExist; }else if( op1==SQLITE_INSERT && op2==SQLITE_DELETE ){ sqlite3_free(pExist); assert( pNew==0 ); }else{ u8 *aExist = pExist->aRecord; | | | | 4711 4712 4713 4714 4715 4716 4717 4718 4719 4720 4721 4722 4723 4724 4725 4726 4727 4728 4729 4730 4731 4732 | ){ pNew = pExist; }else if( op1==SQLITE_INSERT && op2==SQLITE_DELETE ){ sqlite3_free(pExist); assert( pNew==0 ); }else{ u8 *aExist = pExist->aRecord; sqlite3_int64 nByte; u8 *aCsr; /* Allocate a new SessionChange object. Ensure that the aRecord[] ** buffer of the new object is large enough to hold any record that ** may be generated by combining the input records. */ nByte = sizeof(SessionChange) + pExist->nRecord + nRec; pNew = (SessionChange *)sqlite3_malloc64(nByte); if( !pNew ){ sqlite3_free(pExist); return SQLITE_NOMEM; } memset(pNew, 0, sizeof(SessionChange)); pNew->bIndirect = (bIndirect && pExist->bIndirect); aCsr = pNew->aRecord = (u8 *)&pNew[1]; |
︙ | ︙ | |||
4824 4825 4826 4827 4828 4829 4830 | sqlite3changeset_pk(pIter, &abPK, 0); for(pTab = pGrp->pList; pTab; pTab=pTab->pNext){ if( 0==sqlite3_strnicmp(pTab->zName, zNew, nNew+1) ) break; } if( !pTab ){ SessionTable **ppTab; | | | 4824 4825 4826 4827 4828 4829 4830 4831 4832 4833 4834 4835 4836 4837 4838 | sqlite3changeset_pk(pIter, &abPK, 0); for(pTab = pGrp->pList; pTab; pTab=pTab->pNext){ if( 0==sqlite3_strnicmp(pTab->zName, zNew, nNew+1) ) break; } if( !pTab ){ SessionTable **ppTab; pTab = sqlite3_malloc64(sizeof(SessionTable) + nCol + nNew+1); if( !pTab ){ rc = SQLITE_NOMEM; break; } memset(pTab, 0, sizeof(SessionTable)); pTab->nCol = nCol; pTab->abPK = (u8*)&pTab[1]; |
︙ | ︙ |