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db_types.h
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/* db_types.h - type definitions for a simple virtual machine
*
* Copyright (c) 2014 by David Michael Betz. All rights reserved.
*
*/
#ifndef __DB_TYPES_H__
#define __DB_TYPES_H__
/**********/
/* Common */
/**********/
#define VMTRUE 1
#define VMFALSE 0
/* system heap size (includes compiler heap and image buffer) */
#define HEAPSIZE 5000
/* size of image buffer (allocated from system heap) */
#define IMAGESIZE 2500
/* edit buffer size (separate from the system heap) */
#define EDITBUFSIZE 1500
/* minimum stack size in bytes */
#define MIN_STACK_SIZE 128
/*****************/
/* MAC and LINUX */
/*****************/
#if defined(MAC) || defined(LINUX)
#include <stdio.h>
#include <stdint.h>
#include <string.h>
typedef int16_t VMWORD;
typedef int32_t VMVALUE;
typedef uint32_t VMUVALUE;
#define ALIGN_MASK 3
#define VMCODEBYTE(p) *(uint8_t *)(p)
#define VMINTRINSIC(i) Intrinsics[i]
#define ANSI_FILE_IO
#endif // MAC
/*********/
/* PIC32 */
/*********/
#if defined(PIC32)
#include <stdio.h>
#include <stdint.h>
#include <string.h>
typedef int16_t VMWORD;
typedef int32_t VMVALUE;
typedef uint32_t VMUVALUE;
#define ALIGN_MASK 3
#define VMCODEBYTE(p) *(uint8_t *)(p)
#define VMINTRINSIC(i) Intrinsics[i]
#define LINE_EDIT
#define ECHO_INPUT
#endif // MAC
/*****************/
/* PROPELLER_GCC */
/*****************/
#ifdef PROPELLER_GCC
#include <string.h>
#include <stdint.h>
typedef int16_t VMWORD;
typedef int32_t VMVALUE;
typedef uint32_t VMUVALUE;
#define ALIGN_MASK 3
#define VMCODEBYTE(p) *(uint8_t *)(p)
#define VMINTRINSIC(i) Intrinsics[i]
#define PROPELLER
#define ANSI_FILE_IO
#endif // PROPELLER_GCC
/****************/
/* ANSI_FILE_IO */
/****************/
#ifdef ANSI_FILE_IO
#if 0
#include <stdio.h>
#include <dirent.h>
typedef FILE VMFILE;
#define VM_fopen fopen
#define VM_fclose fclose
#define VM_fgets fgets
#define VM_fputs fputs
struct VMDIR {
DIR *dirp;
};
struct VMDIRENT {
char name[FILENAME_MAX];
};
#endif
#endif // ANSI_FILE_IO
#endif