common.h

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/*
 * Copyright 2021-present dogtopus
 * SPDX-License-Identifier: MIT
 */
 
#ifndef __MUTEKI_COMMON_H__
#define __MUTEKI_COMMON_H__
 
#ifdef __cplusplus
extern "C" {
#endif
 
#if defined(_MSC_VER) && _MSC_VER > 0
#error "MSVC is not yet supported."
#endif
 
#ifndef __GHIDRA__
#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>
#if (defined(__MUTEKI_IS_BOOTSTRAPPING__) && __MUTEKI_IS_BOOTSTRAPPING__ == 1)
typedef long ssize_t; 
#else
#include <sys/types.h> // for ssize_t
#endif
 
// This only supports GCC, LLVM and probably also MSVC at the moment.
#if defined(__WCHAR_TYPE__) && (__WCHAR_MAX__ < 0x10000)
typedef __WCHAR_TYPE__ __BESTA_UTF_TYPE;
#define __BESTA_UTF_LITERAL(x) (L ## x)
#elif defined(__CHAR16_TYPE__) && (__CHAR16_MAX__ < 0x10000)
typedef __CHAR16_TYPE__ __BESTA_UTF_TYPE;
#define __BESTA_UTF_LITERAL(x) (u ## x)
#elif defined(_MSC_VER) && _MSC_VER > 0
#include <wchar.h>
typedef wchar_t __BESTA_UTF_TYPE;
#define __BESTA_UTF_LITERAL(x) (L ## x)
#else
#error "Compiler does not support any 2 bytes wide string literal."
#endif
 
#define UTF16 __BESTA_UTF_TYPE
 
#define _BUL(x) __BESTA_UTF_LITERAL(x)
 
#define __SYS_DWORD __attribute__((packed, aligned(4)))
#define __SYS_ALIGN(n) __attribute__((aligned(n)))
#define __SYS_IS_PRINTF(arg_index_str, arg_index_fmt) __attribute__((format(printf, arg_index_str, arg_index_fmt)))
 
#define SYS_DWORD __SYS_DWORD
 
#define SYS_ALIGN(n) __SYS_ALIGN(n)
 
#define SYS_IS_PRINTF(arg_index_str, arg_index_fmt) __SYS_IS_PRINTF(arg_index_str, arg_index_fmt)
 
#else // defined(__GHIDRA__)
 
// Type stubs for Ghidra
 
// TODO get rid of these and find a way to let ghidra use system includes seamlessly
typedef long int32_t;
typedef uchar uint8_t;
typedef ulong size_t;
typedef ulong uintptr_t;
 
#define UTF16 wchar16
#define _BUL(x) x
#define SYS_DWORD
#define SYS_ALIGN(n)
#define SYS_IS_PRINTF(arg_index_str, arg_index_fmt)
 
#endif // defined(__GHIDRA__)
 
#ifdef __cplusplus
} // extern "C"
#endif
 
#endif // __MUTEKI_COMMON_H__