byteswap.cpp File Reference

#include <stdlib.h>

Include dependency graph for byteswap.cpp:

Go to the source code of this file.

Functions
unsigned long __cdecl	_byteswap_ulong (unsigned long const i)
unsigned short __cdecl	_byteswap_ushort (unsigned short const i)
unsigned __int64 __cdecl	_byteswap_uint64 (unsigned __int64 const i)

Function Documentation

_byteswap_uint64()

unsigned __int64 __cdecl _byteswap_uint64

(

unsigned __int64 const

i

)

Definition at line 49 of file byteswap.cpp.

{
    unsigned __int64 j;
    j =  (i << 56);
    j += (i << 40) & 0x00FF000000000000;
    j += (i << 24) & 0x0000FF0000000000;
    j += (i <<  8) & 0x000000FF00000000;
    j += (i >>  8) & 0x00000000FF000000;
    j += (i >> 24) & 0x0000000000FF0000;
    j += (i >> 40) & 0x000000000000FF00;
    j += (i >> 56);
    return j;
 
}

_byteswap_ulong()

unsigned long __cdecl _byteswap_ulong

(

unsigned long const

i

)

Definition at line 31 of file byteswap.cpp.

{
    unsigned int j;
    j =  (i << 24);
    j += (i <<  8) & 0x00FF0000;
    j += (i >>  8) & 0x0000FF00;
    j += (i >> 24);
    return j;
}

_byteswap_ushort()

unsigned short __cdecl _byteswap_ushort

(

unsigned short const

i

)

Definition at line 41 of file byteswap.cpp.

{
    unsigned short j;
    j =  (i << 8);
    j += (i >> 8);
    return j;
}