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Fix idea.c for big endian CPUs.

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* cipher/idea.c: Replace use of WORDS_BIGENDIAN by BIG_ENDIAN_HOST.
--
GnuPG-bug-id: 1461
This commit is contained in:
Werner Koch 2013-01-11 15:10:38 +01:00
parent ff5cfadc2c
commit 37f1a42744
1 changed files with 7 additions and 7 deletions
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14
cipher/idea.c
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@ -178,7 +178,7 @@ cipher( byte *outbuf, const byte *inbuf, u16 *key )
u16 x1, x2, x3,x4, s2, s3; u16 x1, x2, x3,x4, s2, s3;
u16 *in, *out; u16 *in, *out;
int r = IDEA_ROUNDS; int r = IDEA_ROUNDS;
#define MUL(x,y) \ #define MUL(x,y) \
do {u16 _t16; u32 _t32; \ do {u16 _t16; u32 _t32; \
if( (_t16 = (y)) ) { \ if( (_t16 = (y)) ) { \
if( (x = (x)&0xffff) ) { \ if( (x = (x)&0xffff) ) { \
@ -201,12 +201,12 @@ cipher( byte *outbuf, const byte *inbuf, u16 *key )
x2 = *in++; x2 = *in++;
x3 = *in++; x3 = *in++;
x4 = *in; x4 = *in;
#ifndef WORDS_BIGENDIAN #ifndef BIG_ENDIAN_HOST
x1 = (x1>>8) | (x1<<8); x1 = (x1>>8) | (x1<<8);
x2 = (x2>>8) | (x2<<8); x2 = (x2>>8) | (x2<<8);
x3 = (x3>>8) | (x3<<8); x3 = (x3>>8) | (x3<<8);
x4 = (x4>>8) | (x4<<8); x4 = (x4>>8) | (x4<<8);
#endif #endif
do { do {
MUL(x1, *key++); MUL(x1, *key++);
x2 += *key++; x2 += *key++;
@ -234,18 +234,18 @@ cipher( byte *outbuf, const byte *inbuf, u16 *key )
MUL(x4, *key); MUL(x4, *key);
out = (u16*)outbuf; out = (u16*)outbuf;
#ifndef WORDS_BIGENDIAN #ifndef BIG_ENDIAN_HOST
*out++ = (x1>>8) | (x1<<8); *out++ = (x1>>8) | (x1<<8);
*out++ = (x3>>8) | (x3<<8); *out++ = (x3>>8) | (x3<<8);
*out++ = (x2>>8) | (x2<<8); *out++ = (x2>>8) | (x2<<8);
*out = (x4>>8) | (x4<<8); *out = (x4>>8) | (x4<<8);
#else #else
*out++ = x1; *out++ = x1;
*out++ = x3; *out++ = x3;
*out++ = x2; *out++ = x2;
*out = x4; *out = x4;
#endif #endif
#undef MUL #undef MUL
} }