cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/****************************************************************************
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync*
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* Realmode X86 Emulator Library
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync*
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* Copyright (C) 1996-1999 SciTech Software, Inc.
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* Copyright (C) David Mosberger-Tang
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* Copyright (C) 1999 Egbert Eich
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync*
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* ========================================================================
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync*
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* Permission to use, copy, modify, distribute, and sell this software and
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* its documentation for any purpose is hereby granted without fee,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* provided that the above copyright notice appear in all copies and that
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* both that copyright notice and this permission notice appear in
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* supporting documentation, and that the name of the authors not be used
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* in advertising or publicity pertaining to distribution of the software
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* without specific, written prior permission. The authors makes no
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* representations about the suitability of this software for any purpose.
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* It is provided "as is" without express or implied warranty.
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync*
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* PERFORMANCE OF THIS SOFTWARE.
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync*
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* ========================================================================
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync*
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* Language: ANSI C
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* Environment: Any
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* Developer: Kendall Bennett
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync*
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync* Description: Header file for instruction decoding logic.
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync*
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync****************************************************************************/
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#ifndef __X86EMU_DECODE_H
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define __X86EMU_DECODE_H
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/*---------------------- Macros and type definitions ----------------------*/
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* Instruction Decoding Stuff */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define FETCH_DECODE_MODRM(mod,rh,rl) fetch_decode_modrm(&mod,&rh,&rl)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define DECODE_RM_BYTE_REGISTER(r) decode_rm_byte_register(r)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define DECODE_RM_WORD_REGISTER(r) decode_rm_word_register(r)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define DECODE_RM_LONG_REGISTER(r) decode_rm_long_register(r)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define DECODE_CLEAR_SEGOVR() M.x86.mode &= ~SYSMODE_CLRMASK
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/*-------------------------- Function Prototypes --------------------------*/
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#ifdef __cplusplus
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern "C" { /* Use "C" linkage when in C++ mode */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#endif
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid x86emu_intr_raise (u8 type);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid fetch_decode_modrm (int *mod,int *regh,int *regl);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu8 fetch_byte_imm (void);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu16 fetch_word_imm (void);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu32 fetch_long_imm (void);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu8 fetch_data_byte (uint offset);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu8 fetch_data_byte_abs (uint segment, uint offset);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu16 fetch_data_word (uint offset);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu16 fetch_data_word_abs (uint segment, uint offset);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu32 fetch_data_long (uint offset);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu32 fetch_data_long_abs (uint segment, uint offset);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid store_data_byte (uint offset, u8 val);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid store_data_byte_abs (uint segment, uint offset, u8 val);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid store_data_word (uint offset, u16 val);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid store_data_word_abs (uint segment, uint offset, u16 val);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid store_data_long (uint offset, u32 val);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid store_data_long_abs (uint segment, uint offset, u32 val);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu8* decode_rm_byte_register(int reg);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu16* decode_rm_word_register(int reg);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu32* decode_rm_long_register(int reg);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu16* decode_rm_seg_register(int reg);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu32 decode_rm00_address(int rm);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu32 decode_rm01_address(int rm);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu32 decode_rm10_address(int rm);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncu32 decode_sib_address(int sib, int mod);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#ifdef __cplusplus
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync} /* End of "C" linkage for C++ */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#endif
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#endif /* __X86EMU_DECODE_H */