diff options
Diffstat (limited to 'thirdparty/mbedtls/library/md4.c')
| -rw-r--r-- | thirdparty/mbedtls/library/md4.c | 30 |
1 files changed, 23 insertions, 7 deletions
diff --git a/thirdparty/mbedtls/library/md4.c b/thirdparty/mbedtls/library/md4.c index 3f8ddff31d..828fd42999 100644 --- a/thirdparty/mbedtls/library/md4.c +++ b/thirdparty/mbedtls/library/md4.c @@ -137,15 +137,21 @@ int mbedtls_internal_md4_process( mbedtls_md4_context *ctx, GET_UINT32_LE( X[14], data, 56 ); GET_UINT32_LE( X[15], data, 60 ); -#define S(x,n) ((x << n) | ((x & 0xFFFFFFFF) >> (32 - n))) +#define S(x,n) (((x) << (n)) | (((x) & 0xFFFFFFFF) >> (32 - (n)))) A = ctx->state[0]; B = ctx->state[1]; C = ctx->state[2]; D = ctx->state[3]; -#define F(x, y, z) ((x & y) | ((~x) & z)) -#define P(a,b,c,d,x,s) { a += F(b,c,d) + x; a = S(a,s); } +#define F(x, y, z) (((x) & (y)) | ((~(x)) & (z))) +#define P(a,b,c,d,x,s) \ + do \ + { \ + (a) += F((b),(c),(d)) + (x); \ + (a) = S((a),(s)); \ + } while( 0 ) + P( A, B, C, D, X[ 0], 3 ); P( D, A, B, C, X[ 1], 7 ); @@ -167,8 +173,13 @@ int mbedtls_internal_md4_process( mbedtls_md4_context *ctx, #undef P #undef F -#define F(x,y,z) ((x & y) | (x & z) | (y & z)) -#define P(a,b,c,d,x,s) { a += F(b,c,d) + x + 0x5A827999; a = S(a,s); } +#define F(x,y,z) (((x) & (y)) | ((x) & (z)) | ((y) & (z))) +#define P(a,b,c,d,x,s) \ + do \ + { \ + (a) += F((b),(c),(d)) + (x) + 0x5A827999; \ + (a) = S((a),(s)); \ + } while( 0 ) P( A, B, C, D, X[ 0], 3 ); P( D, A, B, C, X[ 4], 5 ); @@ -190,8 +201,13 @@ int mbedtls_internal_md4_process( mbedtls_md4_context *ctx, #undef P #undef F -#define F(x,y,z) (x ^ y ^ z) -#define P(a,b,c,d,x,s) { a += F(b,c,d) + x + 0x6ED9EBA1; a = S(a,s); } +#define F(x,y,z) ((x) ^ (y) ^ (z)) +#define P(a,b,c,d,x,s) \ + do \ + { \ + (a) += F((b),(c),(d)) + (x) + 0x6ED9EBA1; \ + (a) = S((a),(s)); \ + } while( 0 ) P( A, B, C, D, X[ 0], 3 ); P( D, A, B, C, X[ 8], 9 ); |