amxmodx/compiler/amxxpc/amxdbg.h

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2005-07-30 04:38:08 +04:00
/* Abstract Machine for the Pawn compiler, debugger support
*
* This file contains extra definitions that are convenient for debugger
* support.
*
* Copyright (c) ITB CompuPhase, 2005
*
* This software is provided "as-is", without any express or implied warranty.
* In no event will the authors be held liable for any damages arising from
* the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software in
* a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*
* Version: $Id$
*/
#ifndef AMXDBG_H_INCLUDED
#define AMXDBG_H_INCLUDED
#ifndef AMX_H_INCLUDED
#include "amx.h"
#endif
#ifdef __cplusplus
extern "C" {
#endif
/* Some compilers do not support the #pragma align, which should be fine. Some
* compilers give a warning on unknown #pragmas, which is not so fine...
*/
#if defined SN_TARGET_PS2 || defined __GNUC__
#define AMX_NO_ALIGN
#endif
#if defined __GNUC__
#define PACKED __attribute__((packed))
#else
#define PACKED
#endif
#if !defined AMX_NO_ALIGN
#if defined LINUX || defined __FreeBSD__
#pragma pack(1) /* structures must be packed (byte-aligned) */
#elif defined MACOS && defined __MWERKS__
#pragma options align=mac68k
#else
#pragma pack(push)
#pragma pack(1) /* structures must be packed (byte-aligned) */
#if defined __TURBOC__
#pragma option -a- /* "pack" pragma for older Borland compilers */
#endif
#endif
#endif
typedef struct tagAMX_DBG_HDR {
int32_t size PACKED; /* size of the debug information chunk */
uint16_t magic PACKED; /* signature, must be 0xf1ef */
char file_version PACKED; /* file format version */
char amx_version PACKED; /* required version of the AMX */
int16_t flags PACKED; /* currently unused */
int16_t files PACKED; /* number of entries in the "file" table */
int16_t lines PACKED; /* number of entries in the "line" table */
int16_t symbols PACKED; /* number of entries in the "symbol" table */
int16_t tags PACKED; /* number of entries in the "tag" table */
int16_t automatons PACKED; /* number of entries in the "automaton" table */
int16_t states PACKED; /* number of entries in the "state" table */
} AMX_DBG_HDR PACKED;
#define AMX_DBG_MAGIC 0xf1ef
typedef struct tagAMX_DBG_FILE {
ucell address PACKED; /* address in the code segment where generated code (for this file) starts */
const char name[1] PACKED; /* ASCII string, zero-terminated */
} AMX_DBG_FILE PACKED;
typedef struct tagAMX_DBG_LINE {
ucell address PACKED; /* address in the code segment where generated code (for this line) starts */
int32_t line PACKED; /* line number */
} AMX_DBG_LINE PACKED;
typedef struct tagAMX_DBG_SYMBOL {
ucell address PACKED; /* address in the data segment or relative to the frame */
int16_t tag PACKED; /* tag for the symbol */
ucell codestart PACKED; /* address in the code segment from which this symbol is valid (in scope) */
ucell codeend PACKED; /* address in the code segment until which this symbol is valid (in scope) */
char ident PACKED; /* kind of symbol (function/variable) */
char vclass PACKED; /* class of symbol (global/local) */
int16_t dim PACKED; /* number of dimensions */
const char name[1] PACKED; /* ASCII string, zero-terminated */
} AMX_DBG_SYMBOL PACKED;
typedef struct tagAMX_DBG_SYMDIM {
int16_t tag PACKED; /* tag for the array dimension */
ucell size PACKED; /* size of the array dimension */
} AMX_DBG_SYMDIM PACKED;
typedef struct tagAMX_DBG_TAG {
int16_t tag PACKED; /* tag id */
const char name[1] PACKED; /* ASCII string, zero-terminated */
} AMX_DBG_TAG PACKED;
typedef struct tagAMX_DBG_MACHINE {
int16_t automaton PACKED; /* automaton id */
ucell address PACKED; /* address of state variable */
const char name[1] PACKED; /* ASCII string, zero-terminated */
} AMX_DBG_MACHINE PACKED;
typedef struct tagAMX_DBG_STATE {
int16_t state PACKED; /* state id */
int16_t automaton PACKED; /* automaton id */
const char name[1] PACKED; /* ASCII string, zero-terminated */
} AMX_DBG_STATE PACKED;
typedef struct tagAMX_DBG {
AMX_DBG_HDR _FAR *hdr PACKED; /* points to the AMX_DBG header */
AMX_DBG_FILE _FAR **filetbl PACKED;
AMX_DBG_LINE _FAR *linetbl PACKED;
AMX_DBG_SYMBOL _FAR **symboltbl PACKED;
AMX_DBG_TAG _FAR **tagtbl PACKED;
AMX_DBG_MACHINE _FAR **automatontbl PACKED;
AMX_DBG_STATE _FAR **statetbl PACKED;
} AMX_DBG PACKED;
#if !defined iVARIABLE
#define iVARIABLE 1 /* cell that has an address and that can be fetched directly (lvalue) */
#define iREFERENCE 2 /* iVARIABLE, but must be dereferenced */
#define iARRAY 3
#define iREFARRAY 4 /* an array passed by reference (i.e. a pointer) */
#define iFUNCTN 9
#endif
int AMXAPI dbg_FreeInfo(AMX_DBG *amxdbg);
int AMXAPI dbg_LoadInfo(AMX_DBG *amxdbg, FILE *fp);
int AMXAPI dbg_LookupFile(AMX_DBG *amxdbg, ucell address, const char **filename);
int AMXAPI dbg_LookupFunction(AMX_DBG *amxdbg, ucell address, const char **funcname);
int AMXAPI dbg_LookupLine(AMX_DBG *amxdbg, ucell address, long *line);
int AMXAPI dbg_GetFunctionAddress(AMX_DBG *amxdbg, const char *funcname, const char *filename, ucell *address);
int AMXAPI dbg_GetLineAddress(AMX_DBG *amxdbg, long line, const char *filename, ucell *address);
int AMXAPI dbg_GetAutomatonName(AMX_DBG *amxdbg, int automaton, const char **name);
int AMXAPI dbg_GetStateName(AMX_DBG *amxdbg, int state, const char **name);
int AMXAPI dbg_GetTagName(AMX_DBG *amxdbg, int tag, const char **name);
int AMXAPI dbg_GetVariable(AMX_DBG *amxdbg, const char *symname, ucell scopeaddr, const AMX_DBG_SYMBOL **sym);
int AMXAPI dbg_GetArrayDim(AMX_DBG *amxdbg, const AMX_DBG_SYMBOL *sym, const AMX_DBG_SYMDIM **symdim);
#if !defined AMX_NO_ALIGN
#if defined LINUX || defined __FreeBSD__
#pragma pack() /* reset default packing */
#elif defined MACOS && defined __MWERKS__
#pragma options align=reset
#else
#pragma pack(pop) /* reset previous packing */
#endif
#endif
#ifdef __cplusplus
}
#endif
#endif /* AMXDBG_H_INCLUDED */