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| author | Juan J. Martinez <jjm@usebox.net> | 2021-05-03 08:21:10 +0100 |
|---|---|---|
| committer | Juan J. Martinez <jjm@usebox.net> | 2021-05-03 10:00:00 +0100 |
| commit | c3b0fa04a663fe233765b83d3be41a42aa08c25d (patch) | |
| tree | 0befda349001ef6ce306b39378f9c70ad917363e /tools/iDSK/src/endianPPC.h | |
| download | return-of-traxtor-cpc-c3b0fa04a663fe233765b83d3be41a42aa08c25d.tar.gz return-of-traxtor-cpc-c3b0fa04a663fe233765b83d3be41a42aa08c25d.zip | |
Diffstat (limited to 'tools/iDSK/src/endianPPC.h')
| -rw-r--r-- | tools/iDSK/src/endianPPC.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/tools/iDSK/src/endianPPC.h b/tools/iDSK/src/endianPPC.h new file mode 100644 index 0000000..9def637 --- /dev/null +++ b/tools/iDSK/src/endianPPC.h @@ -0,0 +1,22 @@ +#ifndef __ENDIANPPC_H__ +#define __ENDIANPPC_H__ + +/* macros convertion little endian convertion to big endian convertion */ + + +#define SWAP_2(x) ( (((x) & 0xff) << 8) | ((unsigned short)(x) >> 8) ) +#define SWAP_4(x) ( ((x) << 24) | \ + (((x) << 8) & 0x00ff0000) | \ + (((x) >> 8) & 0x0000ff00) | \ + ((x) >> 24) ) +#define FIX_SHORT(x) (*(unsigned short *)&(x) = SWAP_2(*(unsigned short *)&(x))) +#define FIX_INT(x) (*(unsigned int *)&(x) = SWAP_4(*(unsigned int *)&(x))) +#define FIX_FLOAT(x) FIX_INT(x) + + + +/* endianness test function */ + +bool isBigEndian(void); + +#endif |