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Diffstat (limited to 'js/src/zydis/Zycore/Types.h')
| -rw-r--r-- | js/src/zydis/Zycore/Types.h | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/js/src/zydis/Zycore/Types.h b/js/src/zydis/Zycore/Types.h new file mode 100644 index 0000000000..84e50ccd48 --- /dev/null +++ b/js/src/zydis/Zycore/Types.h @@ -0,0 +1,236 @@ +/*************************************************************************************************** + + Zyan Core Library (Zyan-C) + + Original Author : Florian Bernd, Joel Hoener + + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + +***************************************************************************************************/ + +/** + * @file + * Includes and defines some default data types. + */ + +#ifndef ZYCORE_TYPES_H +#define ZYCORE_TYPES_H + +#include "zydis/Zycore/Defines.h" + +/* ============================================================================================== */ +/* Integer types */ +/* ============================================================================================== */ + +#if defined(ZYAN_NO_LIBC) || \ + (defined(ZYAN_MSVC) && defined(ZYAN_KERNEL)) // The WDK LibC lacks stdint.h. + // No LibC mode, use compiler built-in types / macros. +# if defined(ZYAN_MSVC) || defined(ZYAN_ICC) + typedef unsigned __int8 ZyanU8; + typedef unsigned __int16 ZyanU16; + typedef unsigned __int32 ZyanU32; + typedef unsigned __int64 ZyanU64; + typedef signed __int8 ZyanI8; + typedef signed __int16 ZyanI16; + typedef signed __int32 ZyanI32; + typedef signed __int64 ZyanI64; +# if _WIN64 + typedef ZyanU64 ZyanUSize; + typedef ZyanI64 ZyanISize; + typedef ZyanU64 ZyanUPointer; + typedef ZyanI64 ZyanIPointer; +# else + typedef ZyanU32 ZyanUSize; + typedef ZyanI32 ZyanISize; + typedef ZyanU32 ZyanUPointer; + typedef ZyanI32 ZyanIPointer; +# endif +# elif defined(ZYAN_GNUC) + typedef __UINT8_TYPE__ ZyanU8; + typedef __UINT16_TYPE__ ZyanU16; + typedef __UINT32_TYPE__ ZyanU32; + typedef __UINT64_TYPE__ ZyanU64; + typedef __INT8_TYPE__ ZyanI8; + typedef __INT16_TYPE__ ZyanI16; + typedef __INT32_TYPE__ ZyanI32; + typedef __INT64_TYPE__ ZyanI64; + typedef __SIZE_TYPE__ ZyanUSize; + typedef __PTRDIFF_TYPE__ ZyanISize; + typedef __UINTPTR_TYPE__ ZyanUPointer; + typedef __INTPTR_TYPE__ ZyanIPointer; +# else +# error "Unsupported compiler for no-libc mode." +# endif + +# if defined(ZYAN_MSVC) +# define ZYAN_INT8_MIN (-127i8 - 1) +# define ZYAN_INT16_MIN (-32767i16 - 1) +# define ZYAN_INT32_MIN (-2147483647i32 - 1) +# define ZYAN_INT64_MIN (-9223372036854775807i64 - 1) +# define ZYAN_INT8_MAX 127i8 +# define ZYAN_INT16_MAX 32767i16 +# define ZYAN_INT32_MAX 2147483647i32 +# define ZYAN_INT64_MAX 9223372036854775807i64 +# define ZYAN_UINT8_MAX 0xffui8 +# define ZYAN_UINT16_MAX 0xffffui16 +# define ZYAN_UINT32_MAX 0xffffffffui32 +# define ZYAN_UINT64_MAX 0xffffffffffffffffui64 +# else +# define ZYAN_INT8_MAX __INT8_MAX__ +# define ZYAN_INT8_MIN (-ZYAN_INT8_MAX - 1) +# define ZYAN_INT16_MAX __INT16_MAX__ +# define ZYAN_INT16_MIN (-ZYAN_INT16_MAX - 1) +# define ZYAN_INT32_MAX __INT32_MAX__ +# define ZYAN_INT32_MIN (-ZYAN_INT32_MAX - 1) +# define ZYAN_INT64_MAX __INT64_MAX__ +# define ZYAN_INT64_MIN (-ZYAN_INT64_MAX - 1) +# define ZYAN_UINT8_MAX __UINT8_MAX__ +# define ZYAN_UINT16_MAX __UINT16_MAX__ +# define ZYAN_UINT32_MAX __UINT32_MAX__ +# define ZYAN_UINT64_MAX __UINT64_MAX__ +# endif +#else + // If is LibC present, we use stdint types. +# include <stdint.h> +# include <stddef.h> + typedef uint8_t ZyanU8; + typedef uint16_t ZyanU16; + typedef uint32_t ZyanU32; + typedef uint64_t ZyanU64; + typedef int8_t ZyanI8; + typedef int16_t ZyanI16; + typedef int32_t ZyanI32; + typedef int64_t ZyanI64; + typedef size_t ZyanUSize; + typedef ptrdiff_t ZyanISize; + typedef uintptr_t ZyanUPointer; + typedef intptr_t ZyanIPointer; + +# define ZYAN_INT8_MIN INT8_MIN +# define ZYAN_INT16_MIN INT16_MIN +# define ZYAN_INT32_MIN INT32_MIN +# define ZYAN_INT64_MIN INT64_MIN +# define ZYAN_INT8_MAX INT8_MAX +# define ZYAN_INT16_MAX INT16_MAX +# define ZYAN_INT32_MAX INT32_MAX +# define ZYAN_INT64_MAX INT64_MAX +# define ZYAN_UINT8_MAX UINT8_MAX +# define ZYAN_UINT16_MAX UINT16_MAX +# define ZYAN_UINT32_MAX UINT32_MAX +# define ZYAN_UINT64_MAX UINT64_MAX +#endif + +// Verify size assumptions. +ZYAN_STATIC_ASSERT(sizeof(ZyanU8 ) == 1 ); +ZYAN_STATIC_ASSERT(sizeof(ZyanU16 ) == 2 ); +ZYAN_STATIC_ASSERT(sizeof(ZyanU32 ) == 4 ); +ZYAN_STATIC_ASSERT(sizeof(ZyanU64 ) == 8 ); +ZYAN_STATIC_ASSERT(sizeof(ZyanI8 ) == 1 ); +ZYAN_STATIC_ASSERT(sizeof(ZyanI16 ) == 2 ); +ZYAN_STATIC_ASSERT(sizeof(ZyanI32 ) == 4 ); +ZYAN_STATIC_ASSERT(sizeof(ZyanI64 ) == 8 ); +ZYAN_STATIC_ASSERT(sizeof(ZyanUSize ) == sizeof(void*)); // TODO: This one is incorrect! +ZYAN_STATIC_ASSERT(sizeof(ZyanISize ) == sizeof(void*)); // TODO: This one is incorrect! +ZYAN_STATIC_ASSERT(sizeof(ZyanUPointer) == sizeof(void*)); +ZYAN_STATIC_ASSERT(sizeof(ZyanIPointer) == sizeof(void*)); + +// Verify signedness assumptions (relies on size checks above). +ZYAN_STATIC_ASSERT((ZyanI8 )-1 >> 1 < (ZyanI8 )((ZyanU8 )-1 >> 1)); +ZYAN_STATIC_ASSERT((ZyanI16)-1 >> 1 < (ZyanI16)((ZyanU16)-1 >> 1)); +ZYAN_STATIC_ASSERT((ZyanI32)-1 >> 1 < (ZyanI32)((ZyanU32)-1 >> 1)); +ZYAN_STATIC_ASSERT((ZyanI64)-1 >> 1 < (ZyanI64)((ZyanU64)-1 >> 1)); + +/* ============================================================================================== */ +/* Pointer */ +/* ============================================================================================== */ + +/** + * Defines the `ZyanVoidPointer` data-type. + */ +typedef void* ZyanVoidPointer; + +/** + * Defines the `ZyanConstVoidPointer` data-type. + */ +typedef const void* ZyanConstVoidPointer; + +#define ZYAN_NULL ((void*)0) + +/* ============================================================================================== */ +/* Logic types */ +/* ============================================================================================== */ + +/* ---------------------------------------------------------------------------------------------- */ +/* Boolean */ +/* ---------------------------------------------------------------------------------------------- */ + +#define ZYAN_FALSE 0u +#define ZYAN_TRUE 1u + +/** + * Defines the `ZyanBool` data-type. + * + * Represents a default boolean data-type where `0` is interpreted as `false` and all other values + * as `true`. + */ +typedef ZyanU8 ZyanBool; + +/* ---------------------------------------------------------------------------------------------- */ +/* Ternary */ +/* ---------------------------------------------------------------------------------------------- */ + +/** + * Defines the `ZyanTernary` data-type. + * + * The `ZyanTernary` is a balanced ternary type that uses three truth values indicating `true`, + * `false` and an indeterminate third value. + */ +typedef ZyanI8 ZyanTernary; + +#define ZYAN_TERNARY_FALSE (-1) +#define ZYAN_TERNARY_UNKNOWN 0x00 +#define ZYAN_TERNARY_TRUE 0x01 + +/* ============================================================================================== */ +/* String types */ +/* ============================================================================================== */ + +/* ---------------------------------------------------------------------------------------------- */ +/* C-style strings */ +/* ---------------------------------------------------------------------------------------------- */ + +/** + * Defines the `ZyanCharPointer` data-type. + * + * This type is most often used to represent null-terminated strings aka. C-style strings. + */ +typedef char* ZyanCharPointer; + +/** + * Defines the `ZyanConstCharPointer` data-type. + * + * This type is most often used to represent null-terminated strings aka. C-style strings. + */ +typedef const char* ZyanConstCharPointer; + +/* ---------------------------------------------------------------------------------------------- */ + +/* ============================================================================================== */ + +#endif /* ZYCORE_TYPES_H */ |