3rd_party/ed25519/fixedint.h

/*
    Portable header to provide the 32 and 64 bits type.

    Not a compatible replacement for <stdint.h>, do not blindly use it as such.
*/

#if ((defined(__STDC__) && __STDC__ && __STDC_VERSION__ >= 199901L) || (defined(__WATCOMC__) && (defined(_STDINT_H_INCLUDED) || __WATCOMC__ >= 1250)) || (defined(__GNUC__) && (defined(_STDINT_H) || defined(_STDINT_H_) || defined(__UINT_FAST64_TYPE__)) )) && !defined(FIXEDINT_H_INCLUDED)
    #include <stdint.h>
    #define FIXEDINT_H_INCLUDED

    #if defined(__WATCOMC__) && __WATCOMC__ >= 1250 && !defined(UINT64_C)
        #include <limits.h>
        #define UINT64_C(x) (x + (UINT64_MAX - UINT64_MAX))
    #endif
#endif


#ifndef FIXEDINT_H_INCLUDED
    #define FIXEDINT_H_INCLUDED
    
    #include <limits.h>

    /* (u)int32_t */
    #ifndef uint32_t
        #if (ULONG_MAX == 0xffffffffUL)
            typedef unsigned long uint32_t;
        #elif (UINT_MAX == 0xffffffffUL)
            typedef unsigned int uint32_t;
        #elif (USHRT_MAX == 0xffffffffUL)
            typedef unsigned short uint32_t;
        #endif
    #endif


    #ifndef int32_t
        #if (LONG_MAX == 0x7fffffffL)
            typedef signed long int32_t;
        #elif (INT_MAX == 0x7fffffffL)
            typedef signed int int32_t;
        #elif (SHRT_MAX == 0x7fffffffL)
            typedef signed short int32_t;
        #endif
    #endif


    /* (u)int64_t */
    #if (defined(__STDC__) && defined(__STDC_VERSION__) && __STDC__ && __STDC_VERSION__ >= 199901L)
        typedef long long int64_t;
        typedef unsigned long long uint64_t;

        #define UINT64_C(v) v ##ULL
        #define INT64_C(v) v ##LL
    #elif defined(__GNUC__)
        __extension__ typedef long long int64_t;
        __extension__ typedef unsigned long long uint64_t;

        #define UINT64_C(v) v ##ULL
        #define INT64_C(v) v ##LL
    #elif defined(__MWERKS__) || defined(__SUNPRO_C) || defined(__SUNPRO_CC) || defined(__APPLE_CC__) || defined(_LONG_LONG) || defined(_CRAYC)
        typedef long long int64_t;
        typedef unsigned long long uint64_t;

        #define UINT64_C(v) v ##ULL
        #define INT64_C(v) v ##LL
    #elif (defined(__WATCOMC__) && defined(__WATCOM_INT64__)) || (defined(_MSC_VER) && _INTEGRAL_MAX_BITS >= 64) || (defined(__BORLANDC__) && __BORLANDC__ > 0x460) || defined(__alpha) || defined(__DECC)
        typedef __int64 int64_t;
        typedef unsigned __int64 uint64_t;

        #define UINT64_C(v) v ##UI64
        #define INT64_C(v) v ##I64
    #endif
#endif