03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/****************************************************************************
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync*
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* Realmode X86 Emulator Library
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync*
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* Copyright (C) 1996-1999 SciTech Software, Inc.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* Copyright (C) David Mosberger-Tang
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* Copyright (C) 1999 Egbert Eich
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync*
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* ========================================================================
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync*
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* Permission to use, copy, modify, distribute, and sell this software and
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* its documentation for any purpose is hereby granted without fee,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* provided that the above copyright notice appear in all copies and that
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* both that copyright notice and this permission notice appear in
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* supporting documentation, and that the name of the authors not be used
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* in advertising or publicity pertaining to distribution of the software
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* without specific, written prior permission. The authors makes no
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* representations about the suitability of this software for any purpose.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* It is provided "as is" without express or implied warranty.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync*
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* PERFORMANCE OF THIS SOFTWARE.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync*
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* ========================================================================
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync*
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* Language: ANSI C
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* Environment: Any
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* Developer: Kendall Bennett
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync*
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync* Description: Header file for instruction decoding logic.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync*
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync****************************************************************************/
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#ifndef __X86EMU_DECODE_H
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define __X86EMU_DECODE_H
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/*---------------------- Macros and type definitions ----------------------*/
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/* Instruction Decoding Stuff */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define FETCH_DECODE_MODRM(mod,rh,rl) fetch_decode_modrm(&mod,&rh,&rl)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define DECODE_RM_BYTE_REGISTER(r) decode_rm_byte_register(r)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define DECODE_RM_WORD_REGISTER(r) decode_rm_word_register(r)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define DECODE_RM_LONG_REGISTER(r) decode_rm_long_register(r)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define DECODE_CLEAR_SEGOVR() M.x86.mode &= ~SYSMODE_CLRMASK
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/*-------------------------- Function Prototypes --------------------------*/
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#ifdef __cplusplus
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern "C" { /* Use "C" linkage when in C++ mode */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#endif
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void x86emu_intr_raise(u8 type);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void fetch_decode_modrm(int *mod, int *regh, int *regl);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u8 fetch_byte_imm(void);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u16 fetch_word_imm(void);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u32 fetch_long_imm(void);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u8 fetch_data_byte(uint offset);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u8 fetch_data_byte_abs(uint segment, uint offset);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u16 fetch_data_word(uint offset);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u16 fetch_data_word_abs(uint segment, uint offset);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u32 fetch_data_long(uint offset);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u32 fetch_data_long_abs(uint segment, uint offset);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void store_data_byte(uint offset, u8 val);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void store_data_byte_abs(uint segment, uint offset, u8 val);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void store_data_word(uint offset, u16 val);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void store_data_word_abs(uint segment, uint offset, u16 val);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void store_data_long(uint offset, u32 val);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void store_data_long_abs(uint segment, uint offset, u32 val);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u8 *decode_rm_byte_register(int reg);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u16 *decode_rm_word_register(int reg);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u32 *decode_rm_long_register(int reg);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u16 *decode_rm_seg_register(int reg);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u32 decode_rm00_address(int rm);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u32 decode_rm01_address(int rm);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u32 decode_rm10_address(int rm);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync u32 decode_sib_address(int sib, int mod);
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#ifdef __cplusplus
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync} /* End of "C" linkage for C++ */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#endif
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#endif /* __X86EMU_DECODE_H */