mirror of https://github.com/AxioDL/kabufuda.git
215 lines
8.5 KiB
C++
215 lines
8.5 KiB
C++
#pragma once
|
|
|
|
#ifndef _WIN32
|
|
#include <cerrno>
|
|
#include <cstdlib>
|
|
#include <sys/file.h>
|
|
#include <sys/ioctl.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/statvfs.h>
|
|
|
|
#include <dirent.h>
|
|
#include <fcntl.h>
|
|
#include <unistd.h>
|
|
#endif
|
|
|
|
#include <algorithm>
|
|
#include <cstdint>
|
|
#include <cstring>
|
|
#include <string>
|
|
#include <type_traits>
|
|
|
|
#undef bswap16
|
|
#undef bswap32
|
|
#undef bswap64
|
|
|
|
#ifndef ENABLE_BITWISE_ENUM
|
|
#define ENABLE_BITWISE_ENUM(type) \
|
|
constexpr type operator|(type a, type b) { \
|
|
using T = std::underlying_type_t<type>; \
|
|
return type(static_cast<T>(a) | static_cast<T>(b)); \
|
|
} \
|
|
constexpr type operator&(type a, type b) { \
|
|
using T = std::underlying_type_t<type>; \
|
|
return type(static_cast<T>(a) & static_cast<T>(b)); \
|
|
} \
|
|
constexpr type& operator|=(type& a, type b) { \
|
|
using T = std::underlying_type_t<type>; \
|
|
a = type(static_cast<T>(a) | static_cast<T>(b)); \
|
|
return a; \
|
|
} \
|
|
constexpr type& operator&=(type& a, type b) { \
|
|
using T = std::underlying_type_t<type>; \
|
|
a = type(static_cast<T>(a) & static_cast<T>(b)); \
|
|
return a; \
|
|
} \
|
|
constexpr type operator~(type key) { \
|
|
using T = std::underlying_type_t<type>; \
|
|
return type(~static_cast<T>(key)); \
|
|
} \
|
|
constexpr bool True(type key) { \
|
|
using T = std::underlying_type_t<type>; \
|
|
return static_cast<T>(key) != 0; \
|
|
} \
|
|
constexpr bool False(type key) { \
|
|
using T = std::underlying_type_t<type>; \
|
|
return static_cast<T>(key) == 0; \
|
|
}
|
|
#endif
|
|
|
|
namespace kabufuda {
|
|
|
|
/* Type-sensitive byte swappers */
|
|
template <typename T>
|
|
constexpr T bswap16(T val) {
|
|
#if __GNUC__
|
|
return __builtin_bswap16(val);
|
|
#elif _WIN32
|
|
return _byteswap_ushort(val);
|
|
#else
|
|
return (val = (val << 8) | ((val >> 8) & 0xFF));
|
|
#endif
|
|
}
|
|
|
|
template <typename T>
|
|
constexpr T bswap32(T val) {
|
|
#if __GNUC__
|
|
return __builtin_bswap32(val);
|
|
#elif _WIN32
|
|
return _byteswap_ulong(val);
|
|
#else
|
|
val = (val & 0x0000FFFF) << 16 | (val & 0xFFFF0000) >> 16;
|
|
val = (val & 0x00FF00FF) << 8 | (val & 0xFF00FF00) >> 8;
|
|
return val;
|
|
#endif
|
|
}
|
|
|
|
template <typename T>
|
|
constexpr T bswap64(T val) {
|
|
#if __GNUC__
|
|
return __builtin_bswap64(val);
|
|
#elif _WIN32
|
|
return _byteswap_uint64(val);
|
|
#else
|
|
return ((val & 0xFF00000000000000ULL) >> 56) | ((val & 0x00FF000000000000ULL) >> 40) |
|
|
((val & 0x0000FF0000000000ULL) >> 24) | ((val & 0x000000FF00000000ULL) >> 8) |
|
|
((val & 0x00000000FF000000ULL) << 8) | ((val & 0x0000000000FF0000ULL) << 24) |
|
|
((val & 0x000000000000FF00ULL) << 40) | ((val & 0x00000000000000FFULL) << 56);
|
|
#endif
|
|
}
|
|
|
|
#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
|
|
constexpr int16_t SBig(int16_t val) { return bswap16(val); }
|
|
constexpr uint16_t SBig(uint16_t val) { return bswap16(val); }
|
|
constexpr int32_t SBig(int32_t val) { return bswap32(val); }
|
|
constexpr uint32_t SBig(uint32_t val) { return bswap32(val); }
|
|
constexpr int64_t SBig(int64_t val) { return bswap64(val); }
|
|
constexpr uint64_t SBig(uint64_t val) { return bswap64(val); }
|
|
constexpr float SBig(float val) {
|
|
union { float f; int32_t i; } uval1 = {val};
|
|
union { int32_t i; float f; } uval2 = {bswap32(uval1.i)};
|
|
return uval2.f;
|
|
}
|
|
constexpr double SBig(double val) {
|
|
union { double f; int64_t i; } uval1 = {val};
|
|
union { int64_t i; double f; } uval2 = {bswap64(uval1.i)};
|
|
return uval2.f;
|
|
}
|
|
#ifndef SBIG
|
|
#define SBIG(q) (((q)&0x000000FF) << 24 | ((q)&0x0000FF00) << 8 | ((q)&0x00FF0000) >> 8 | ((q)&0xFF000000) >> 24)
|
|
#endif
|
|
|
|
constexpr int16_t SLittle(int16_t val) { return val; }
|
|
constexpr uint16_t SLittle(uint16_t val) { return val; }
|
|
constexpr int32_t SLittle(int32_t val) { return val; }
|
|
constexpr uint32_t SLittle(uint32_t val) { return val; }
|
|
constexpr int64_t SLittle(int64_t val) { return val; }
|
|
constexpr uint64_t SLittle(uint64_t val) { return val; }
|
|
constexpr float SLittle(float val) { return val; }
|
|
constexpr double SLittle(double val) { return val; }
|
|
#ifndef SLITTLE
|
|
#define SLITTLE(q) (q)
|
|
#endif
|
|
#else
|
|
constexpr int16_t SLittle(int16_t val) { return bswap16(val); }
|
|
constexpr uint16_t SLittle(uint16_t val) { return bswap16(val); }
|
|
constexpr int32_t SLittle(int32_t val) { return bswap32(val); }
|
|
constexpr uint32_t SLittle(uint32_t val) { return bswap32(val); }
|
|
constexpr int64_t SLittle(int64_t val) { return bswap64(val); }
|
|
constexpr uint64_t SLittle(uint64_t val) { return bswap64(val); }
|
|
constexpr float SLittle(float val) {
|
|
int32_t ival = bswap32(*((int32_t*)(&val)));
|
|
return *((float*)(&ival));
|
|
}
|
|
constexpr double SLittle(double val) {
|
|
int64_t ival = bswap64(*((int64_t*)(&val)));
|
|
return *((double*)(&ival));
|
|
}
|
|
#ifndef SLITTLE
|
|
#define SLITTLE(q) (((q)&0x000000FF) << 24 | ((q)&0x0000FF00) << 8 | ((q)&0x00FF0000) >> 8 | ((q)&0xFF000000) >> 24)
|
|
#endif
|
|
|
|
constexpr int16_t SBig(int16_t val) { return val; }
|
|
constexpr uint16_t SBig(uint16_t val) { return val; }
|
|
constexpr int32_t SBig(int32_t val) { return val; }
|
|
constexpr uint32_t SBig(uint32_t val) { return val; }
|
|
constexpr int64_t SBig(int64_t val) { return val; }
|
|
constexpr uint64_t SBig(uint64_t val) { return val; }
|
|
constexpr float SBig(float val) { return val; }
|
|
constexpr double SBig(double val) { return val; }
|
|
#ifndef SBIG
|
|
#define SBIG(q) (q)
|
|
#endif
|
|
#endif
|
|
|
|
#if _WIN32
|
|
using Sstat = struct ::_stat64;
|
|
#else
|
|
using Sstat = struct stat;
|
|
#endif
|
|
|
|
uint64_t getGCTime();
|
|
|
|
#if !defined(S_ISREG) && defined(S_IFMT) && defined(S_IFREG)
|
|
#define S_ISREG(m) (((m)&S_IFMT) == S_IFREG)
|
|
#endif
|
|
|
|
#if !defined(S_ISDIR) && defined(S_IFMT) && defined(S_IFDIR)
|
|
#define S_ISDIR(m) (((m)&S_IFMT) == S_IFDIR)
|
|
#endif
|
|
|
|
#if _WIN32
|
|
int Stat(const char* path, Sstat* statOut);
|
|
#else
|
|
inline int Stat(const char* path, Sstat* statOut) { return stat(path, statOut); }
|
|
#endif
|
|
|
|
/**
|
|
* @brief calculateChecksum
|
|
* @param data
|
|
* @param len
|
|
* @param checksum
|
|
* @param checksumInv
|
|
*/
|
|
void calculateChecksumBE(const uint16_t* data, size_t len, uint16_t* checksum, uint16_t* checksumInv);
|
|
|
|
#undef NOFILE
|
|
|
|
enum class ECardResult {
|
|
CRC_MISMATCH = -1003, /* Extension enum for Retro's CRC check */
|
|
FATAL_ERROR = -128,
|
|
ENCODING = -13,
|
|
NAMETOOLONG = -12,
|
|
INSSPACE = -9,
|
|
NOENT = -8,
|
|
EXIST = -7,
|
|
BROKEN = -6,
|
|
IOERROR = -5,
|
|
NOFILE = -4,
|
|
NOCARD = -3,
|
|
WRONGDEVICE = -2,
|
|
BUSY = -1,
|
|
READY = 0
|
|
};
|
|
} // namespace kabufuda
|