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Diffstat (limited to 'chrome/third_party/sqlite/vdbe.h')
-rw-r--r-- | chrome/third_party/sqlite/vdbe.h | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/chrome/third_party/sqlite/vdbe.h b/chrome/third_party/sqlite/vdbe.h deleted file mode 100644 index f6b145b..0000000 --- a/chrome/third_party/sqlite/vdbe.h +++ /dev/null @@ -1,150 +0,0 @@ -/* -** 2001 September 15 -** -** The author disclaims copyright to this source code. In place of -** a legal notice, here is a blessing: -** -** May you do good and not evil. -** May you find forgiveness for yourself and forgive others. -** May you share freely, never taking more than you give. -** -************************************************************************* -** Header file for the Virtual DataBase Engine (VDBE) -** -** This header defines the interface to the virtual database engine -** or VDBE. The VDBE implements an abstract machine that runs a -** simple program to access and modify the underlying database. -** -** $Id: vdbe.h,v 1.110 2007/05/08 21:45:28 drh Exp $ -*/ -#ifndef _SQLITE_VDBE_H_ -#define _SQLITE_VDBE_H_ -#include <stdio.h> - -/* -** A single VDBE is an opaque structure named "Vdbe". Only routines -** in the source file sqliteVdbe.c are allowed to see the insides -** of this structure. -*/ -typedef struct Vdbe Vdbe; - -/* -** A single instruction of the virtual machine has an opcode -** and as many as three operands. The instruction is recorded -** as an instance of the following structure: -*/ -struct VdbeOp { - u8 opcode; /* What operation to perform */ - int p1; /* First operand */ - int p2; /* Second parameter (often the jump destination) */ - char *p3; /* Third parameter */ - int p3type; /* One of the P3_xxx constants defined below */ -#ifdef VDBE_PROFILE - int cnt; /* Number of times this instruction was executed */ - long long cycles; /* Total time spend executing this instruction */ -#endif -}; -typedef struct VdbeOp VdbeOp; - -/* -** A smaller version of VdbeOp used for the VdbeAddOpList() function because -** it takes up less space. -*/ -struct VdbeOpList { - u8 opcode; /* What operation to perform */ - signed char p1; /* First operand */ - short int p2; /* Second parameter (often the jump destination) */ - char *p3; /* Third parameter */ -}; -typedef struct VdbeOpList VdbeOpList; - -/* -** Allowed values of VdbeOp.p3type -*/ -#define P3_NOTUSED 0 /* The P3 parameter is not used */ -#define P3_DYNAMIC (-1) /* Pointer to a string obtained from sqliteMalloc() */ -#define P3_STATIC (-2) /* Pointer to a static string */ -#define P3_COLLSEQ (-4) /* P3 is a pointer to a CollSeq structure */ -#define P3_FUNCDEF (-5) /* P3 is a pointer to a FuncDef structure */ -#define P3_KEYINFO (-6) /* P3 is a pointer to a KeyInfo structure */ -#define P3_VDBEFUNC (-7) /* P3 is a pointer to a VdbeFunc structure */ -#define P3_MEM (-8) /* P3 is a pointer to a Mem* structure */ -#define P3_TRANSIENT (-9) /* P3 is a pointer to a transient string */ -#define P3_VTAB (-10) /* P3 is a pointer to an sqlite3_vtab structure */ -#define P3_MPRINTF (-11) /* P3 is a string obtained from sqlite3_mprintf() */ - -/* When adding a P3 argument using P3_KEYINFO, a copy of the KeyInfo structure -** is made. That copy is freed when the Vdbe is finalized. But if the -** argument is P3_KEYINFO_HANDOFF, the passed in pointer is used. It still -** gets freed when the Vdbe is finalized so it still should be obtained -** from a single sqliteMalloc(). But no copy is made and the calling -** function should *not* try to free the KeyInfo. -*/ -#define P3_KEYINFO_HANDOFF (-9) - -/* -** The Vdbe.aColName array contains 5n Mem structures, where n is the -** number of columns of data returned by the statement. -*/ -#define COLNAME_NAME 0 -#define COLNAME_DECLTYPE 1 -#define COLNAME_DATABASE 2 -#define COLNAME_TABLE 3 -#define COLNAME_COLUMN 4 -#define COLNAME_N 5 /* Number of COLNAME_xxx symbols */ - -/* -** The following macro converts a relative address in the p2 field -** of a VdbeOp structure into a negative number so that -** sqlite3VdbeAddOpList() knows that the address is relative. Calling -** the macro again restores the address. -*/ -#define ADDR(X) (-1-(X)) - -/* -** The makefile scans the vdbe.c source file and creates the "opcodes.h" -** header file that defines a number for each opcode used by the VDBE. -*/ -#include "opcodes.h" - -/* -** Prototypes for the VDBE interface. See comments on the implementation -** for a description of what each of these routines does. -*/ -Vdbe *sqlite3VdbeCreate(sqlite3*); -int sqlite3VdbeAddOp(Vdbe*,int,int,int); -int sqlite3VdbeOp3(Vdbe*,int,int,int,const char *zP3,int); -int sqlite3VdbeAddOpList(Vdbe*, int nOp, VdbeOpList const *aOp); -void sqlite3VdbeChangeP1(Vdbe*, int addr, int P1); -void sqlite3VdbeChangeP2(Vdbe*, int addr, int P2); -void sqlite3VdbeJumpHere(Vdbe*, int addr); -void sqlite3VdbeChangeToNoop(Vdbe*, int addr, int N); -void sqlite3VdbeChangeP3(Vdbe*, int addr, const char *zP1, int N); -VdbeOp *sqlite3VdbeGetOp(Vdbe*, int); -int sqlite3VdbeMakeLabel(Vdbe*); -void sqlite3VdbeDelete(Vdbe*); -void sqlite3VdbeMakeReady(Vdbe*,int,int,int,int); -int sqlite3VdbeFinalize(Vdbe*); -void sqlite3VdbeResolveLabel(Vdbe*, int); -int sqlite3VdbeCurrentAddr(Vdbe*); -#ifdef SQLITE_DEBUG - void sqlite3VdbeTrace(Vdbe*,FILE*); -#endif -void sqlite3VdbeResetStepResult(Vdbe*); -int sqlite3VdbeReset(Vdbe*); -void sqlite3VdbeSetNumCols(Vdbe*,int); -int sqlite3VdbeSetColName(Vdbe*, int, int, const char *, int); -void sqlite3VdbeCountChanges(Vdbe*); -sqlite3 *sqlite3VdbeDb(Vdbe*); -void sqlite3VdbeSetSql(Vdbe*, const char *z, int n); -const char *sqlite3VdbeGetSql(Vdbe*); -void sqlite3VdbeSwap(Vdbe*,Vdbe*); - -#ifndef NDEBUG - void sqlite3VdbeComment(Vdbe*, const char*, ...); -# define VdbeComment(X) sqlite3VdbeComment X -#else -# define VdbeComment(X) -#endif - -#endif |