// Copyright (c) 2024 Epic Games Tools
// Licensed under the MIT license (https://opensource.org/license/mit/)

#ifndef BASE_CONTEXT_CRACKING_H
#define BASE_CONTEXT_CRACKING_H

#if defined(__clang__)

# define COMPILER_CLANG 1

# if defined(_WIN32)
#  define OS_WINDOWS 1
# elif defined(__gnu_linux__) || defined(__linux__)
#  define OS_LINUX 1
# elif defined(__APPLE__) && defined(__MACH__)
#  define OS_MAC 1
# else
#  error This compiler/platform combo is not supported yet
# endif

# if defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || defined(__x86_64)
#  define ARCH_X64 1
# elif defined(i386) || defined(__i386) || defined(__i386__)
#  define ARCH_X86 1
# elif defined(__aarch64__)
#  define ARCH_ARM64 1
# elif defined(__arm__)
#  define ARCH_ARM32 1
# else
#  error architecture not supported yet
# endif

#elif defined(_MSC_VER)

# define COMPILER_CL 1

# if defined(_WIN32)
#  define OS_WINDOWS 1
# else
#  error This compiler/platform combo is not supported yet
# endif

# if defined(_M_AMD64)
#  define ARCH_X64 1
# elif defined(_M_IX86)
#  define ARCH_X86 1
# elif defined(_M_ARM64)
#  define ARCH_ARM64 1
# elif defined(_M_ARM)
#  define ARCH_ARM32 1
# else
#  error architecture not supported yet
# endif

#elif defined(__GNUC__) || defined(__GNUG__)

# define COMPILER_GCC 1

# if defined(__gnu_linux__) || defined(__linux__)
#  define OS_LINUX 1
# else
#  error This compiler/platform combo is not supported yet
# endif

# if defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || defined(__x86_64)
#  define ARCH_X64 1
# elif defined(i386) || defined(__i386) || defined(__i386__)
#  define ARCH_X86 1
# elif defined(__aarch64__)
#  define ARCH_ARM64 1
# elif defined(__arm__)
#  define ARCH_ARM32 1
# else
#  error architecture not supported yet
# endif

#else
# error This compiler is not supported yet
#endif

#if defined(ARCH_X64)
# define ARCH_64BIT 1
#elif defined(ARCH_X86)
# define ARCH_32BIT 1
#endif

#if defined(__cplusplus)
# define LANG_CPP 1
#else
# define LANG_C 1
#endif

// zeroify

#if !defined(ARCH_32BIT)
# define ARCH_32BIT 0
#endif
#if !defined(ARCH_64BIT)
# define ARCH_64BIT 0
#endif
#if !defined(ARCH_X64)
# define ARCH_X64 0
#endif
#if !defined(ARCH_X86)
# define ARCH_X86 0
#endif
#if !defined(ARCH_ARM64)
# define ARCH_ARM64 0
#endif
#if !defined(ARCH_ARM32)
# define ARCH_ARM32 0
#endif
#if !defined(COMPILER_CL)
# define COMPILER_CL 0
#endif
#if !defined(COMPILER_GCC)
# define COMPILER_GCC 0
#endif
#if !defined(COMPILER_CLANG)
# define COMPILER_CLANG 0
#endif
#if !defined(OS_WINDOWS)
# define OS_WINDOWS 0
#endif
#if !defined(OS_LINUX)
# define OS_LINUX 0
#endif
#if !defined(OS_MAC)
# define OS_MAC 0
#endif
#if !defined(LANG_CPP)
# define LANG_CPP 0
#endif
#if !defined(LANG_C)
# define LANG_C 0
#endif

#if ARCH_ARM32 || ARCH_ARM64 || ARCH_X64 || ARCH_X86
# define ARCH_LITTLE_ENDIAN 1
#else
# error Endianness of this architecture not understood by context cracker
#endif

#endif // BASE_CONTEXT_CRACKING_H