| 1 | /* This module provides an equivalent of <netinet/in.h> on */
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| 2 | /* unix systems. */
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| 3 | #include "win32in.h"
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| 4 |
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| 5 | unsigned long htonl(unsigned long x) {
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| 6 | #if defined (LITTLE_ENDIAN) || defined (_LITTLE_ENDIAN) || defined(__LITTLE_ENDIAN)
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| 7 | x = ((x >> 24) & 0x000000FF) | ((x >> 8) & 0x0000FF00) |
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| 8 | ((x << 8) & 0x00FF0000) | ((x << 24) & 0xFF000000);
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| 9 | #endif
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| 10 |
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| 11 | return x;
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| 12 | }
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| 13 |
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| 14 | mg_ullong ntohll(mg_ullong x)
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| 15 | {
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| 16 | #if defined (LITTLE_ENDIAN) || defined(_LITTLE_ENDIAN) || defined(__LITTLE_ENDIAN)
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| 17 | x =
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| 18 | ((x >> 56) & 0x00000000000000FF) | ((x >> 40) & 0x000000000000FF00) |
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| 19 | ((x >> 24) & 0x0000000000FF0000) | ((x >> 8) & 0x00000000FF000000) |
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| 20 | ((x << 8) & 0x000000FF00000000) | ((x << 24) & 0x0000FF0000000000) |
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| 21 | ((x << 40) & 0x00FF000000000000) | ((x << 56) & 0xFF00000000000000);
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| 22 | #endif
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| 23 | return x;
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| 24 | }
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| 25 |
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| 26 | unsigned long ntohl(unsigned long x) {
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| 27 | #if defined (LITTLE_ENDIAN) || defined (_LITTLE_ENDIAN) || defined(__LITTLE_ENDIAN)
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| 28 | x = ((x >> 24) & 0x000000FF) | ((x >> 8) & 0x0000FF00) |
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| 29 | ((x << 8) & 0x00FF0000) | ((x << 24) & 0xFF000000);
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| 30 | #endif
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| 31 | return x;
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| 32 | }
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| 33 |
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| 34 | unsigned short htons(unsigned short x) {
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| 35 | #if defined (LITTLE_ENDIAN) || defined (_LITTLE_ENDIAN) || defined(__LITTLE_ENDIAN)
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| 36 | x = ((x >> 8) & 0x00FF) | ((x << 8) & 0xFF00);
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| 37 | #endif
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| 38 | return x;
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| 39 | }
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| 40 |
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| 41 | unsigned short ntohs(unsigned short x) {
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| 42 | #if defined (LITTLE_ENDIAN) || defined (_LITTLE_ENDIAN) || defined(__LITTLE_ENDIAN)
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| 43 | x = ((x >> 8) & 0x00FF) | ((x << 8) & 0xFF00);
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| 44 | #endif
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| 45 | return x;
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| 46 | }
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| 47 |
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| 48 | /* just to test stuff
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| 49 | #include <stdio.h>
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| 50 |
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| 51 | main () {
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| 52 | long x;
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| 53 | short sx;
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| 54 |
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| 55 | x = 0x000000FF;
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| 56 | printf ("before %i, ",(int)x);
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| 57 | x = htonl (x);
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| 58 | printf ("after %i\n",(int)x);
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| 59 |
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| 60 | x = 0x0000FF00;
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| 61 | printf ("before %i, ",(int)x);
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| 62 | x = htonl (x);
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| 63 | printf ("after %i\n",(int)x);
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| 64 |
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| 65 | x = 0x00FF0000;
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| 66 | printf ("before %i, ",(int)x);
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| 67 | x = htonl (x);
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| 68 | printf ("after %i\n",(int)x);
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| 69 |
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| 70 | x = 0xFF000000;
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| 71 | printf ("before %i, ",(int)x);
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| 72 | x = htonl (x);
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| 73 | printf ("after %i\n\n",(int)x);
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| 74 |
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| 75 | sx = 0x00FF;
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| 76 | printf ("before %i, ",(int)sx);
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| 77 | sx = htons (sx);
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| 78 | printf ("after %i\n",(int)sx);
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| 79 |
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| 80 | sx = 0xFF00;
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| 81 | printf ("before %i, ",(int)sx);
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| 82 | sx = htons (sx);
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| 83 | printf ("after %i\n",(int)sx);
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| 84 | }
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| 85 | */
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