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/*
* asap_internal.h - private interface of the ASAP engine
*
* Copyright (C) 2005-2008 Piotr Fusik
*
* This file is part of ASAP (Another Slight Atari Player),
* see http://asap.sourceforge.net
*
* ASAP is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published
* by the Free Software Foundation; either version 2 of the License,
* or (at your option) any later version.
*
* ASAP is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with ASAP; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _ASAP_INTERNAL_H_
#define _ASAP_INTERNAL_H_
#if !defined(JAVA) && !defined(CSHARP)
#include "asap.h"
#define CONST_LOOKUP(type, name) \
static const type name[]
#define FILE_FUNC static
#define ASAP_FUNC
#define PTR *
#define ADDRESSOF &
#define ARRAY *
#define VOIDPTR void *
#define UBYTE(data) (data)
#define SBYTE(data) (signed char) (data)
#define STRING const char *
#define ZERO_ARRAY(array) memset(array, 0, sizeof(array))
#define COPY_ARRAY(dest, dest_offset, src, src_offset, len) \
memcpy(dest + dest_offset, src + src_offset, len)
#define NEW_ARRAY(type, name, size) \
type name[size]
#define INIT_ARRAY(array) memset(array, 0, sizeof(array))
#define AST ast->
#define PST pst->
#define MODULE_INFO module_info->
#define ASAP_OBX const byte *
#define GET_OBX(name) name##_obx
int ASAP_GetByte(ASAP_State *ast, int addr);
void ASAP_PutByte(ASAP_State *ast, int addr, int data);
void Cpu_RunScanlines(ASAP_State *ast, int scanlines);
void PokeySound_Initialize(ASAP_State *ast);
void PokeySound_StartFrame(ASAP_State *ast);
void PokeySound_PutByte(ASAP_State *ast, int addr, int data);
int PokeySound_GetRandom(ASAP_State *ast, int addr);
void PokeySound_EndFrame(ASAP_State *ast, int cycle_limit);
int PokeySound_Generate(ASAP_State *ast, byte buffer[], int buffer_offset, int blocks, ASAP_SampleFormat format);
abool PokeySound_IsSilent(const PokeyState *pst);
void PokeySound_Mute(const ASAP_State *ast, PokeyState *pst, int mask);
#ifdef ASAPSCAN
abool call_6502_player(ASAP_State *ast);
extern abool cpu_trace;
void print_cpu_state(const ASAP_State *ast, int pc, int a, int x, int y, int s, int nz, int vdi, int c);
#endif
#endif /* !defined(JAVA) && !defined(CSHARP) */
#define ASAP_MAIN_CLOCK 1773447
#define V_FLAG 0x40
#define D_FLAG 0x08
#define I_FLAG 0x04
#define Z_FLAG 0x02
#define NEVER 0x800000
#define dGetByte(addr) UBYTE(AST memory[addr])
#define dPutByte(addr, data) AST memory[addr] = (byte) (data)
#define dGetWord(addr) (dGetByte(addr) + (dGetByte((addr) + 1) << 8))
#define GetByte(addr) (((addr) & 0xf900) == 0xd000 ? ASAP_GetByte(ast, addr) : dGetByte(addr))
#define PutByte(addr, data) do { if (((addr) & 0xf900) == 0xd000) ASAP_PutByte(ast, addr, data); else dPutByte(addr, data); } while (FALSE)
#define RMW_GetByte(dest, addr) do { if (((addr) >> 8) == 0xd2) { dest = ASAP_GetByte(ast, addr); AST cycle--; ASAP_PutByte(ast, addr, dest); AST cycle++; } else dest = dGetByte(addr); } while (FALSE)
#endif /* _ASAP_INTERNAL_H_ */
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