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add endian functions

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This commit is contained in:
Nishi 2026-01-10 18:17:41 +09:00
commit 929df6a38c
Signed by: nishi
GPG key ID: 27EF69B208EB9343
6 changed files with 148 additions and 18 deletions
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39
engine/include/GearBox/Endian.h Normal file
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@ -0,0 +1,39 @@
#ifndef __GEARBOX_ENDIAN_H__
#define __GEARBOX_ENDIAN_H__
#include <GearBox/MachDep.h>
#include <GearBox/TypeDefs.h>
#ifdef __cplusplus
extern "C" {
#endif
#if defined(_M_IX86) || defined(__x86_64__) || defined(__i386__)
#define GBEndianHostLittle
#else
#define GBEndianHostBig
#endif
#ifdef GBEndianHostLittle
GBDECL GBI16 GBEndianSwapI16BE(GBI16 in);
GBDECL GBI32 GBEndianSwapI32BE(GBI32 in);
GBDECL GBI64 GBEndianSwapI64BE(GBI64 in);
GBDECL GBU16 GBEndianSwapU16BE(GBU16 in);
GBDECL GBU32 GBEndianSwapU32BE(GBU32 in);
GBDECL GBU64 GBEndianSwapU64BE(GBU64 in);
#else
#define GBEndianSwapI16BE(in) (in)
#define GBEndianSwapI32BE(in) (in)
#define GBEndianSwapI64BE(in) (in)
#define GBEndianSwapU16BE(in) (in)
#define GBEndianSwapU32BE(in) (in)
#define GBEndianSwapU64BE(in) (in)
#endif
#ifdef __cplusplus
}
#endif
#endif

1
engine/include/GearBox/Foundation.h
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@ -13,5 +13,6 @@
#include <GearBox/GL.h>
#include <GearBox/File.h>
#include <GearBox/Resource.h>
#include <GearBox/Endian.h>
#endif

34
engine/include/GearBox/TypeDefs.h
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@ -3,6 +3,40 @@
#include <GearBox/MachDep.h>
#if defined(_MSC_VER) || defined(__WATCOMC__)
typedef __int8_t GBI8;
typedef __int16_t GBI16;
typedef __int32_t GBI32;
typedef __int64_t GBI64;
typedef unsigned __int8_t GBU8;
typedef unsigned __int16_t GBU16;
typedef unsigned __int32_t GBU32;
typedef unsigned __int64_t GBU64;
#elif __STDC_VERSION__ >= 199901L
#include <stdint.h>
typedef int8_t GBI8;
typedef int16_t GBI16;
typedef int32_t GBI32;
typedef int64_t GBI64;
typedef uint8_t GBU8;
typedef uint16_t GBU16;
typedef uint32_t GBU32;
typedef uint64_t GBU64;
#else
typedef signed char GBI8;
typedef short GBI16;
typedef int GBI32;
typedef long GBI64;
typedef unsigned char GBU8;
typedef unsigned short GBU16;
typedef unsigned int GBU32;
typedef unsigned long GBU64;
#endif
typedef struct _GBVersion GBVersion;
typedef struct _GBEngineParam GBEngineParam;
typedef struct _GBResourceKV GBResourceKV;