diff options
Diffstat (limited to 'lib/libsqlite3/src/sqliteInt.h')
| -rw-r--r-- | lib/libsqlite3/src/sqliteInt.h | 191 |
1 files changed, 126 insertions, 65 deletions
diff --git a/lib/libsqlite3/src/sqliteInt.h b/lib/libsqlite3/src/sqliteInt.h index 1c0ad44e3a7..d26cd19eb72 100644 --- a/lib/libsqlite3/src/sqliteInt.h +++ b/lib/libsqlite3/src/sqliteInt.h @@ -60,6 +60,13 @@ # define _LARGEFILE_SOURCE 1 #endif +/* What version of GCC is being used. 0 means GCC is not being used */ +#ifdef __GNUC__ +# define GCC_VERSION (__GNUC__*1000000+__GNUC_MINOR__*1000+__GNUC_PATCHLEVEL__) +#else +# define GCC_VERSION 0 +#endif + /* Needed for various definitions... */ #if defined(__GNUC__) && !defined(_GNU_SOURCE) # define _GNU_SOURCE @@ -179,6 +186,20 @@ #endif /* +** Make sure that the compiler intrinsics we desire are enabled when +** compiling with an appropriate version of MSVC. +*/ +#if defined(_MSC_VER) && _MSC_VER>=1300 +# if !defined(_WIN32_WCE) +# include <intrin.h> +# pragma intrinsic(_byteswap_ushort) +# pragma intrinsic(_byteswap_ulong) +# else +# include <cmnintrin.h> +# endif +#endif + +/* ** The SQLITE_THREADSAFE macro must be defined as 0, 1, or 2. ** 0 means mutexes are permanently disable and the library is never ** threadsafe. 1 means the library is serialized which is the highest @@ -363,6 +384,32 @@ #endif /* +** Declarations used for tracing the operating system interfaces. +*/ +#if defined(SQLITE_FORCE_OS_TRACE) || defined(SQLITE_TEST) || \ + (defined(SQLITE_DEBUG) && SQLITE_OS_WIN) + extern int sqlite3OSTrace; +# define OSTRACE(X) if( sqlite3OSTrace ) sqlite3DebugPrintf X +# define SQLITE_HAVE_OS_TRACE +#else +# define OSTRACE(X) +# undef SQLITE_HAVE_OS_TRACE +#endif + +/* +** Is the sqlite3ErrName() function needed in the build? Currently, +** it is needed by "mutex_w32.c" (when debugging), "os_win.c" (when +** OSTRACE is enabled), and by several "test*.c" files (which are +** compiled using SQLITE_TEST). +*/ +#if defined(SQLITE_HAVE_OS_TRACE) || defined(SQLITE_TEST) || \ + (defined(SQLITE_DEBUG) && SQLITE_OS_WIN) +# define SQLITE_NEED_ERR_NAME +#else +# undef SQLITE_NEED_ERR_NAME +#endif + +/* ** Return true (non-zero) if the input is an integer that is too large ** to fit in 32-bits. This macro is used inside of various testcase() ** macros to verify that we have tested SQLite for large-file support. @@ -466,6 +513,16 @@ # define SQLITE_MAX_WORKER_THREADS SQLITE_DEFAULT_WORKER_THREADS #endif +/* +** The default initial allocation for the pagecache when using separate +** pagecaches for each database connection. A positive number is the +** number of pages. A negative number N translations means that a buffer +** of -1024*N bytes is allocated and used for as many pages as it will hold. +*/ +#ifndef SQLITE_DEFAULT_PCACHE_INITSZ +# define SQLITE_DEFAULT_PCACHE_INITSZ 100 +#endif + /* ** GCC does not define the offsetof() macro so we'll have to do it @@ -701,7 +758,9 @@ extern const int sqlite3one; # if defined(__linux__) \ || defined(_WIN32) \ || (defined(__APPLE__) && defined(__MACH__)) \ - || defined(__sun) + || defined(__sun) \ + || defined(__FreeBSD__) \ + || defined(__DragonFly__) # define SQLITE_MAX_MMAP_SIZE 0x7fff0000 /* 2147418112 */ # else # define SQLITE_MAX_MMAP_SIZE 0 @@ -1226,6 +1285,8 @@ struct sqlite3 { #define SQLITE_DeferFKs 0x01000000 /* Defer all FK constraints */ #define SQLITE_QueryOnly 0x02000000 /* Disable database changes */ #define SQLITE_VdbeEQP 0x04000000 /* Debug EXPLAIN QUERY PLAN */ +#define SQLITE_Vacuum 0x08000000 /* Currently in a VACUUM */ +#define SQLITE_CellSizeCk 0x10000000 /* Check btree cell sizes on load */ /* @@ -1473,9 +1534,9 @@ struct CollSeq { ** used as the P4 operand, they will be more readable. ** ** Note also that the numeric types are grouped together so that testing -** for a numeric type is a single comparison. And the NONE type is first. +** for a numeric type is a single comparison. And the BLOB type is first. */ -#define SQLITE_AFF_NONE 'A' +#define SQLITE_AFF_BLOB 'A' #define SQLITE_AFF_TEXT 'B' #define SQLITE_AFF_NUMERIC 'C' #define SQLITE_AFF_INTEGER 'D' @@ -1556,34 +1617,8 @@ struct VTable { }; /* -** Each SQL table is represented in memory by an instance of the -** following structure. -** -** Table.zName is the name of the table. The case of the original -** CREATE TABLE statement is stored, but case is not significant for -** comparisons. -** -** Table.nCol is the number of columns in this table. Table.aCol is a -** pointer to an array of Column structures, one for each column. -** -** If the table has an INTEGER PRIMARY KEY, then Table.iPKey is the index of -** the column that is that key. Otherwise Table.iPKey is negative. Note -** that the datatype of the PRIMARY KEY must be INTEGER for this field to -** be set. An INTEGER PRIMARY KEY is used as the rowid for each row of -** the table. If a table has no INTEGER PRIMARY KEY, then a random rowid -** is generated for each row of the table. TF_HasPrimaryKey is set if -** the table has any PRIMARY KEY, INTEGER or otherwise. -** -** Table.tnum is the page number for the root BTree page of the table in the -** database file. If Table.iDb is the index of the database table backend -** in sqlite.aDb[]. 0 is for the main database and 1 is for the file that -** holds temporary tables and indices. If TF_Ephemeral is set -** then the table is stored in a file that is automatically deleted -** when the VDBE cursor to the table is closed. In this case Table.tnum -** refers VDBE cursor number that holds the table open, not to the root -** page number. Transient tables are used to hold the results of a -** sub-query that appears instead of a real table name in the FROM clause -** of a SELECT statement. +** The schema for each SQL table and view is represented in memory +** by an instance of the following structure. */ struct Table { char *zName; /* Name of the table or view */ @@ -1595,11 +1630,11 @@ struct Table { #ifndef SQLITE_OMIT_CHECK ExprList *pCheck; /* All CHECK constraints */ #endif - LogEst nRowLogEst; /* Estimated rows in table - from sqlite_stat1 table */ - int tnum; /* Root BTree node for this table (see note above) */ - i16 iPKey; /* If not negative, use aCol[iPKey] as the primary key */ + int tnum; /* Root BTree page for this table */ + i16 iPKey; /* If not negative, use aCol[iPKey] as the rowid */ i16 nCol; /* Number of columns in this table */ u16 nRef; /* Number of pointers to this Table */ + LogEst nRowLogEst; /* Estimated rows in table - from sqlite_stat1 table */ LogEst szTabRow; /* Estimated size of each table row in bytes */ #ifdef SQLITE_ENABLE_COSTMULT LogEst costMult; /* Cost multiplier for using this table */ @@ -1621,13 +1656,21 @@ struct Table { /* ** Allowed values for Table.tabFlags. +** +** TF_OOOHidden applies to virtual tables that have hidden columns that are +** followed by non-hidden columns. Example: "CREATE VIRTUAL TABLE x USING +** vtab1(a HIDDEN, b);". Since "b" is a non-hidden column but "a" is hidden, +** the TF_OOOHidden attribute would apply in this case. Such tables require +** special handling during INSERT processing. */ #define TF_Readonly 0x01 /* Read-only system table */ #define TF_Ephemeral 0x02 /* An ephemeral table */ #define TF_HasPrimaryKey 0x04 /* Table has a primary key */ #define TF_Autoincrement 0x08 /* Integer primary key is autoincrement */ #define TF_Virtual 0x10 /* Is a virtual table */ -#define TF_WithoutRowid 0x20 /* No rowid used. PRIMARY KEY is the key */ +#define TF_WithoutRowid 0x20 /* No rowid. PRIMARY KEY is the key */ +#define TF_NoVisibleRowid 0x40 /* No user-visible "rowid" column */ +#define TF_OOOHidden 0x80 /* Out-of-Order hidden columns */ /* @@ -1645,6 +1688,7 @@ struct Table { /* Does the table have a rowid */ #define HasRowid(X) (((X)->tabFlags & TF_WithoutRowid)==0) +#define VisibleRowid(X) (((X)->tabFlags & TF_NoVisibleRowid)==0) /* ** Each foreign key constraint is an instance of the following structure. @@ -1803,6 +1847,14 @@ struct UnpackedRecord { ** and the value of Index.onError indicate the which conflict resolution ** algorithm to employ whenever an attempt is made to insert a non-unique ** element. +** +** While parsing a CREATE TABLE or CREATE INDEX statement in order to +** generate VDBE code (as opposed to parsing one read from an sqlite_master +** table as part of parsing an existing database schema), transient instances +** of this structure may be created. In this case the Index.tnum variable is +** used to store the address of a VDBE instruction, not a database page +** number (it cannot - the database page is not allocated until the VDBE +** program is executed). See convertToWithoutRowidTable() for details. */ struct Index { char *zName; /* Name of this index */ @@ -2241,7 +2293,7 @@ struct SrcList { Expr *pOn; /* The ON clause of a join */ IdList *pUsing; /* The USING clause of a join */ Bitmask colUsed; /* Bit N (1<<N) set if column N of pTab is used */ - char *zIndex; /* Identifier from "INDEXED BY <zIndex>" clause */ + char *zIndexedBy; /* Identifier from "INDEXED BY <zIndex>" clause */ Index *pIndex; /* Index structure corresponding to zIndex, if any */ } a[1]; /* One entry for each identifier on the list */ }; @@ -2377,19 +2429,20 @@ struct Select { ** "Select Flag". */ #define SF_Distinct 0x0001 /* Output should be DISTINCT */ -#define SF_Resolved 0x0002 /* Identifiers have been resolved */ -#define SF_Aggregate 0x0004 /* Contains aggregate functions */ -#define SF_UsesEphemeral 0x0008 /* Uses the OpenEphemeral opcode */ -#define SF_Expanded 0x0010 /* sqlite3SelectExpand() called on this */ -#define SF_HasTypeInfo 0x0020 /* FROM subqueries have Table metadata */ -#define SF_Compound 0x0040 /* Part of a compound query */ -#define SF_Values 0x0080 /* Synthesized from VALUES clause */ -#define SF_AllValues 0x0100 /* All terms of compound are VALUES */ -#define SF_NestedFrom 0x0200 /* Part of a parenthesized FROM clause */ -#define SF_MaybeConvert 0x0400 /* Need convertCompoundSelectToSubquery() */ -#define SF_Recursive 0x0800 /* The recursive part of a recursive CTE */ +#define SF_All 0x0002 /* Includes the ALL keyword */ +#define SF_Resolved 0x0004 /* Identifiers have been resolved */ +#define SF_Aggregate 0x0008 /* Contains aggregate functions */ +#define SF_UsesEphemeral 0x0010 /* Uses the OpenEphemeral opcode */ +#define SF_Expanded 0x0020 /* sqlite3SelectExpand() called on this */ +#define SF_HasTypeInfo 0x0040 /* FROM subqueries have Table metadata */ +#define SF_Compound 0x0080 /* Part of a compound query */ +#define SF_Values 0x0100 /* Synthesized from VALUES clause */ +#define SF_MultiValue 0x0200 /* Single VALUES term with multiple rows */ +#define SF_NestedFrom 0x0400 /* Part of a parenthesized FROM clause */ +#define SF_MaybeConvert 0x0800 /* Need convertCompoundSelectToSubquery() */ #define SF_MinMaxAgg 0x1000 /* Aggregate containing min() or max() */ -#define SF_Converted 0x2000 /* By convertCompoundSelectToSubquery() */ +#define SF_Recursive 0x2000 /* The recursive part of a recursive CTE */ +#define SF_Converted 0x4000 /* By convertCompoundSelectToSubquery() */ /* @@ -2631,7 +2684,6 @@ struct Parse { Parse *pToplevel; /* Parse structure for main program (or NULL) */ Table *pTriggerTab; /* Table triggers are being coded for */ int addrCrTab; /* Address of OP_CreateTable opcode on CREATE TABLE */ - int addrSkipPK; /* Address of instruction to skip PRIMARY KEY index */ u32 nQueryLoop; /* Est number of iterations of a query (10*log2(N)) */ u32 oldmask; /* Mask of old.* columns referenced */ u32 newmask; /* Mask of new.* columns referenced */ @@ -2768,7 +2820,7 @@ struct Trigger { * orconf -> stores the ON CONFLICT algorithm * pSelect -> If this is an INSERT INTO ... SELECT ... statement, then * this stores a pointer to the SELECT statement. Otherwise NULL. - * target -> A token holding the quoted name of the table to insert into. + * zTarget -> Dequoted name of the table to insert into. * pExprList -> If this is an INSERT INTO ... VALUES ... statement, then * this stores values to be inserted. Otherwise NULL. * pIdList -> If this is an INSERT INTO ... (<column-names>) VALUES ... @@ -2776,12 +2828,12 @@ struct Trigger { * inserted into. * * (op == TK_DELETE) - * target -> A token holding the quoted name of the table to delete from. + * zTarget -> Dequoted name of the table to delete from. * pWhere -> The WHERE clause of the DELETE statement if one is specified. * Otherwise NULL. * * (op == TK_UPDATE) - * target -> A token holding the quoted name of the table to update rows of. + * zTarget -> Dequoted name of the table to update. * pWhere -> The WHERE clause of the UPDATE statement if one is specified. * Otherwise NULL. * pExprList -> A list of the columns to update and the expressions to update @@ -2793,8 +2845,8 @@ struct TriggerStep { u8 op; /* One of TK_DELETE, TK_UPDATE, TK_INSERT, TK_SELECT */ u8 orconf; /* OE_Rollback etc. */ Trigger *pTrig; /* The trigger that this step is a part of */ - Select *pSelect; /* SELECT statment or RHS of INSERT INTO .. SELECT ... */ - Token target; /* Target table for DELETE, UPDATE, INSERT */ + Select *pSelect; /* SELECT statement or RHS of INSERT INTO SELECT ... */ + char *zTarget; /* Target table for DELETE, UPDATE, INSERT */ Expr *pWhere; /* The WHERE clause for DELETE or UPDATE steps */ ExprList *pExprList; /* SET clause for UPDATE. */ IdList *pIdList; /* Column names for INSERT */ @@ -2827,8 +2879,7 @@ struct StrAccum { char *zText; /* The string collected so far */ int nChar; /* Length of the string so far */ int nAlloc; /* Amount of space allocated in zText */ - int mxAlloc; /* Maximum allowed string length */ - u8 useMalloc; /* 0: none, 1: sqlite3DbMalloc, 2: sqlite3_malloc */ + int mxAlloc; /* Maximum allowed allocation. 0 for no malloc usage */ u8 accError; /* STRACCUM_NOMEM or STRACCUM_TOOBIG */ }; #define STRACCUM_NOMEM 1 @@ -3048,7 +3099,9 @@ int sqlite3CantopenError(int); # define sqlite3Isxdigit(x) isxdigit((unsigned char)(x)) # define sqlite3Tolower(x) tolower((unsigned char)(x)) #endif +#ifndef SQLITE_OMIT_COMPILEOPTION_DIAGS int sqlite3IsIdChar(u8); +#endif /* ** Internal function prototypes @@ -3076,7 +3129,9 @@ void sqlite3ScratchFree(void*); void *sqlite3PageMalloc(int); void sqlite3PageFree(void*); void sqlite3MemSetDefault(void); +#ifndef SQLITE_OMIT_BUILTIN_TEST void sqlite3BenignMallocHooks(void (*)(void), void (*)(void)); +#endif int sqlite3HeapNearlyFull(void); /* @@ -3144,8 +3199,7 @@ void sqlite3VXPrintf(StrAccum*, u32, const char*, va_list); void sqlite3XPrintf(StrAccum*, u32, const char*, ...); char *sqlite3MPrintf(sqlite3*,const char*, ...); char *sqlite3VMPrintf(sqlite3*,const char*, va_list); -char *sqlite3MAppendf(sqlite3*,char*,const char*,...); -#if defined(SQLITE_TEST) || defined(SQLITE_DEBUG) +#if defined(SQLITE_DEBUG) || defined(SQLITE_HAVE_OS_TRACE) void sqlite3DebugPrintf(const char*, ...); #endif #if defined(SQLITE_TEST) @@ -3153,17 +3207,13 @@ char *sqlite3MAppendf(sqlite3*,char*,const char*,...); #endif #if defined(SQLITE_DEBUG) - TreeView *sqlite3TreeViewPush(TreeView*,u8); - void sqlite3TreeViewPop(TreeView*); - void sqlite3TreeViewLine(TreeView*, const char*, ...); - void sqlite3TreeViewItem(TreeView*, const char*, u8); void sqlite3TreeViewExpr(TreeView*, const Expr*, u8); void sqlite3TreeViewExprList(TreeView*, const ExprList*, u8, const char*); void sqlite3TreeViewSelect(TreeView*, const Select*, u8); #endif -void sqlite3SetString(char **, sqlite3*, const char*, ...); +void sqlite3SetString(char **, sqlite3*, const char*); void sqlite3ErrorMsg(Parse*, const char*, ...); int sqlite3Dequote(char*); int sqlite3KeywordCode(const unsigned char*, int); @@ -3221,11 +3271,14 @@ int sqlite3CodeOnce(Parse *); Bitvec *sqlite3BitvecCreate(u32); int sqlite3BitvecTest(Bitvec*, u32); +int sqlite3BitvecTestNotNull(Bitvec*, u32); int sqlite3BitvecSet(Bitvec*, u32); void sqlite3BitvecClear(Bitvec*, u32, void*); void sqlite3BitvecDestroy(Bitvec*); u32 sqlite3BitvecSize(Bitvec*); +#ifndef SQLITE_OMIT_BUILTIN_TEST int sqlite3BitvecBuiltinTest(int,int*); +#endif RowSet *sqlite3RowSetInit(sqlite3*, void*, unsigned int); void sqlite3RowSetClear(RowSet*); @@ -3313,6 +3366,7 @@ int sqlite3ExprCodeExprList(Parse*, ExprList*, int, u8); #define SQLITE_ECEL_FACTOR 0x02 /* Factor out constant terms */ void sqlite3ExprIfTrue(Parse*, Expr*, int, int); void sqlite3ExprIfFalse(Parse*, Expr*, int, int); +void sqlite3ExprIfFalseDup(Parse*, Expr*, int, int); Table *sqlite3FindTable(sqlite3*,const char*, const char*); Table *sqlite3LocateTable(Parse*,int isView,const char*, const char*); Table *sqlite3LocateTableItem(Parse*,int isView,struct SrcList_item *); @@ -3329,8 +3383,10 @@ void sqlite3ExprAnalyzeAggregates(NameContext*, Expr*); void sqlite3ExprAnalyzeAggList(NameContext*,ExprList*); int sqlite3FunctionUsesThisSrc(Expr*, SrcList*); Vdbe *sqlite3GetVdbe(Parse*); +#ifndef SQLITE_OMIT_BUILTIN_TEST void sqlite3PrngSaveState(void); void sqlite3PrngRestoreState(void); +#endif void sqlite3RollbackAll(sqlite3*,int); void sqlite3CodeVerifySchema(Parse*, int); void sqlite3CodeVerifyNamedSchema(Parse*, const char *zDb); @@ -3492,7 +3548,7 @@ void *sqlite3HexToBlob(sqlite3*, const char *z, int n); u8 sqlite3HexToInt(int h); int sqlite3TwoPartName(Parse *, Token *, Token *, Token **); -#if defined(SQLITE_TEST) +#if defined(SQLITE_NEED_ERR_NAME) const char *sqlite3ErrName(int); #endif @@ -3548,6 +3604,7 @@ void sqlite3NestedParse(Parse*, const char*, ...); void sqlite3ExpirePreparedStatements(sqlite3*); int sqlite3CodeSubselect(Parse *, Expr *, int, int); void sqlite3SelectPrep(Parse*, Select*, NameContext*); +void sqlite3SelectWrongNumTermsError(Parse *pParse, Select *p); int sqlite3MatchSpanName(const char*, const char*, const char*, const char*); int sqlite3ResolveExprNames(NameContext*, Expr*); void sqlite3ResolveSelectNames(Parse*, Select*, NameContext*); @@ -3586,7 +3643,7 @@ int sqlite3CreateFunc(sqlite3 *, const char *, int, int, void *, int sqlite3ApiExit(sqlite3 *db, int); int sqlite3OpenTempDatabase(Parse *); -void sqlite3StrAccumInit(StrAccum*, char*, int, int); +void sqlite3StrAccumInit(StrAccum*, sqlite3*, char*, int, int); void sqlite3StrAccumAppend(StrAccum*,const char*,int); void sqlite3StrAccumAppendAll(StrAccum*,const char*); void sqlite3AppendChar(StrAccum*,int,char); @@ -3860,4 +3917,8 @@ int sqlite3ThreadCreate(SQLiteThread**,void*(*)(void*),void*); int sqlite3ThreadJoin(SQLiteThread*, void**); #endif +#if defined(SQLITE_ENABLE_DBSTAT_VTAB) || defined(SQLITE_TEST) +int sqlite3DbstatRegister(sqlite3*); +#endif + #endif /* _SQLITEINT_H_ */ |