diff options
Diffstat (limited to 'third_party/sqlite/src/vdbe.h')
| -rw-r--r-- | third_party/sqlite/src/vdbe.h | 36 |
1 files changed, 27 insertions, 9 deletions
diff --git a/third_party/sqlite/src/vdbe.h b/third_party/sqlite/src/vdbe.h index 815b615..3684434 100644 --- a/third_party/sqlite/src/vdbe.h +++ b/third_party/sqlite/src/vdbe.h @@ -15,7 +15,7 @@ ** or VDBE. The VDBE implements an abstract machine that runs a ** simple program to access and modify the underlying database. ** -** $Id: vdbe.h,v 1.135 2008/08/01 20:10:08 drh Exp $ +** $Id: vdbe.h,v 1.142 2009/07/24 17:58:53 danielk1977 Exp $ */ #ifndef _SQLITE_VDBE_H_ #define _SQLITE_VDBE_H_ @@ -34,7 +34,7 @@ typedef struct Vdbe Vdbe; */ typedef struct VdbeFunc VdbeFunc; typedef struct Mem Mem; -typedef struct UnpackedRecord UnpackedRecord; +typedef struct SubProgram SubProgram; /* ** A single instruction of the virtual machine has an opcode @@ -49,7 +49,7 @@ struct VdbeOp { int p1; /* First operand */ int p2; /* Second parameter (often the jump destination) */ int p3; /* The third parameter */ - union { /* forth parameter */ + union { /* fourth parameter */ int i; /* Integer value if p4type==P4_INT32 */ void *p; /* Generic pointer */ char *z; /* Pointer to data for string (char array) types */ @@ -59,9 +59,10 @@ struct VdbeOp { VdbeFunc *pVdbeFunc; /* Used when p4type is P4_VDBEFUNC */ CollSeq *pColl; /* Used when p4type is P4_COLLSEQ */ Mem *pMem; /* Used when p4type is P4_MEM */ - sqlite3_vtab *pVtab; /* Used when p4type is P4_VTAB */ + VTable *pVtab; /* Used when p4type is P4_VTAB */ KeyInfo *pKeyInfo; /* Used when p4type is P4_KEYINFO */ int *ai; /* Used when p4type is P4_INTARRAY */ + SubProgram *pProgram; /* Used when p4type is P4_SUBPROGRAM */ } p4; #ifdef SQLITE_DEBUG char *zComment; /* Comment to improve readability */ @@ -73,6 +74,19 @@ struct VdbeOp { }; typedef struct VdbeOp VdbeOp; + +/* +** A sub-routine used to implement a trigger program. +*/ +struct SubProgram { + VdbeOp *aOp; /* Array of opcodes for sub-program */ + int nOp; /* Elements in aOp[] */ + int nMem; /* Number of memory cells required */ + int nCsr; /* Number of cursors required */ + int nRef; /* Number of pointers to this structure */ + void *token; /* id that may be used to recursive triggers */ +}; + /* ** A smaller version of VdbeOp used for the VdbeAddOpList() function because ** it takes up less space. @@ -86,7 +100,7 @@ struct VdbeOpList { typedef struct VdbeOpList VdbeOpList; /* -** Allowed values of VdbeOp.p3type +** Allowed values of VdbeOp.p4type */ #define P4_NOTUSED 0 /* The P4 parameter is not used */ #define P4_DYNAMIC (-1) /* Pointer to a string obtained from sqliteMalloc() */ @@ -103,6 +117,7 @@ typedef struct VdbeOpList VdbeOpList; #define P4_INT64 (-13) /* P4 is a 64-bit signed integer */ #define P4_INT32 (-14) /* P4 is a 32-bit signed integer */ #define P4_INTARRAY (-15) /* P4 is a vector of 32-bit integers */ +#define P4_SUBPROGRAM (-18) /* P4 is a pointer to a SubProgram structure */ /* When adding a P4 argument using P4_KEYINFO, a copy of the KeyInfo structure ** is made. That copy is freed when the Vdbe is finalized. But if the @@ -169,26 +184,29 @@ void sqlite3VdbeUsesBtree(Vdbe*, int); VdbeOp *sqlite3VdbeGetOp(Vdbe*, int); int sqlite3VdbeMakeLabel(Vdbe*); void sqlite3VdbeDelete(Vdbe*); -void sqlite3VdbeMakeReady(Vdbe*,int,int,int,int); +void sqlite3VdbeMakeReady(Vdbe*,int,int,int,int,int,int); int sqlite3VdbeFinalize(Vdbe*); void sqlite3VdbeResolveLabel(Vdbe*, int); int sqlite3VdbeCurrentAddr(Vdbe*); #ifdef SQLITE_DEBUG + int sqlite3VdbeAssertMayAbort(Vdbe *, int); void sqlite3VdbeTrace(Vdbe*,FILE*); #endif void sqlite3VdbeResetStepResult(Vdbe*); int sqlite3VdbeReset(Vdbe*); void sqlite3VdbeSetNumCols(Vdbe*,int); -int sqlite3VdbeSetColName(Vdbe*, int, int, const char *, int); +int sqlite3VdbeSetColName(Vdbe*, int, int, const char *, void(*)(void*)); void sqlite3VdbeCountChanges(Vdbe*); sqlite3 *sqlite3VdbeDb(Vdbe*); -void sqlite3VdbeSetSql(Vdbe*, const char *z, int n); +void sqlite3VdbeSetSql(Vdbe*, const char *z, int n, int); void sqlite3VdbeSwap(Vdbe*,Vdbe*); +VdbeOp *sqlite3VdbeTakeOpArray(Vdbe*, int*, int*); +void sqlite3VdbeProgramDelete(sqlite3 *, SubProgram *, int); #ifdef SQLITE_ENABLE_MEMORY_MANAGEMENT int sqlite3VdbeReleaseMemory(int); #endif -UnpackedRecord *sqlite3VdbeRecordUnpack(KeyInfo*,int,const void*,void*,int); +UnpackedRecord *sqlite3VdbeRecordUnpack(KeyInfo*,int,const void*,char*,int); void sqlite3VdbeDeleteUnpackedRecord(UnpackedRecord*); int sqlite3VdbeRecordCompare(int,const void*,UnpackedRecord*); |