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/*
* This file is part of the coreboot project.
*
* This program 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; version 2 of the License.
*
* This program 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.
*/
#ifndef STDINT_H
#define STDINT_H
/* romcc does not support long long, _Static_assert, or _Bool, so we must ifdef that code out.
Also, GCC can provide its own implementation of stdint.h, so in theory we could use that
instead of this custom file once romcc is no more. */
/* Fixed width integer types */
typedef signed char int8_t;
typedef unsigned char uint8_t;
typedef signed short int16_t;
typedef unsigned short uint16_t;
typedef signed int int32_t;
typedef unsigned int uint32_t;
#ifndef __ROMCC__
typedef signed long long int64_t;
typedef unsigned long long uint64_t;
#endif
/* Types for 'void *' pointers */
typedef signed long intptr_t;
typedef unsigned long uintptr_t;
/* Ensure that the widths are all correct */
#ifndef __ROMCC__
_Static_assert(sizeof(int8_t) == 1, "Size of int8_t is incorrect");
_Static_assert(sizeof(uint8_t) == 1, "Size of uint8_t is incorrect");
_Static_assert(sizeof(int16_t) == 2, "Size of int16_t is incorrect");
_Static_assert(sizeof(uint16_t) == 2, "Size of uint16_t is incorrect");
_Static_assert(sizeof(int32_t) == 4, "Size of int32_t is incorrect");
_Static_assert(sizeof(uint32_t) == 4, "Size of uint32_t is incorrect");
_Static_assert(sizeof(int64_t) == 8, "Size of int64_t is incorrect");
_Static_assert(sizeof(uint64_t) == 8, "Size of uint64_t is incorrect");
_Static_assert(sizeof(intptr_t) == sizeof(void *), "Size of intptr_t is incorrect");
_Static_assert(sizeof(uintptr_t) == sizeof(void *), "Size of uintptr_t is incorrect");
#endif
/* Maximum width integer types */
#ifndef __ROMCC__
typedef int64_t intmax_t;
typedef uint64_t uintmax_t;
#endif
/* Convenient typedefs */
typedef int8_t s8;
typedef uint8_t u8;
typedef int16_t s16;
typedef uint16_t u16;
typedef int32_t s32;
typedef uint32_t u32;
#ifndef __ROMCC__
typedef int64_t s64;
typedef uint64_t u64;
#endif
/* Limits of integer types */
#define INT8_MIN ((int8_t)0x80)
#define INT8_MAX ((int8_t)0x7F)
#define UINT8_MAX ((uint8_t)0xFF)
#define INT16_MIN ((int16_t)0x8000)
#define INT16_MAX ((int16_t)0x7FFF)
#define UINT16_MAX ((uint16_t)0xFFFF)
#define INT32_MIN ((int32_t)0x80000000)
#define INT32_MAX ((int32_t)0x7FFFFFFF)
#define UINT32_MAX ((uint32_t)0xFFFFFFFF)
#ifndef __ROMCC__
#define INT64_MIN ((int64_t)0x8000000000000000)
#define INT64_MAX ((int64_t)0x7FFFFFFFFFFFFFFF)
#define UINT64_MAX ((uint64_t)0xFFFFFFFFFFFFFFFF)
#endif
#ifndef __ROMCC__
#define INTMAX_MIN INT64_MIN
#define INTMAX_MAX INT64_MAX
#define UINTMAX_MAX UINT64_MAX
#endif
#endif /* STDINT_H */
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