diff options
Diffstat (limited to 'security/nss/lib/freebl/sha512.c')
| -rw-r--r-- | security/nss/lib/freebl/sha512.c | 45 |
1 files changed, 41 insertions, 4 deletions
diff --git a/security/nss/lib/freebl/sha512.c b/security/nss/lib/freebl/sha512.c index c1cfb7376..528f884b2 100644 --- a/security/nss/lib/freebl/sha512.c +++ b/security/nss/lib/freebl/sha512.c @@ -19,7 +19,6 @@ #include "secport.h" /* for PORT_XXX */ #include "blapi.h" #include "sha256.h" /* for struct SHA256ContextStr */ -#include "crypto_primitives.h" /* ============= Common constants and defines ======================= */ @@ -649,6 +648,15 @@ SHA224_Clone(SHA224Context *dest, SHA224Context *src) /* common #defines for SHA512 and SHA384 */ #if defined(HAVE_LONG_LONG) +#if defined(_MSC_VER) +#pragma intrinsic(_rotr64, _rotl64) +#define ROTR64(x, n) _rotr64(x, n) +#define ROTL64(x, n) _rotl64(x, n) +#else +#define ROTR64(x, n) ((x >> n) | (x << (64 - n))) +#define ROTL64(x, n) ((x << n) | (x >> (64 - n))) +#endif + #define S0(x) (ROTR64(x, 28) ^ ROTR64(x, 34) ^ ROTR64(x, 39)) #define S1(x) (ROTR64(x, 14) ^ ROTR64(x, 18) ^ ROTR64(x, 41)) #define s0(x) (ROTR64(x, 1) ^ ROTR64(x, 8) ^ SHR(x, 7)) @@ -662,7 +670,36 @@ SHA224_Clone(SHA224Context *dest, SHA224Context *src) #define ULLC(hi, lo) 0x##hi##lo##ULL #endif -#define BYTESWAP8(x) x = FREEBL_HTONLL(x) +#if defined(IS_LITTLE_ENDIAN) +#if defined(_MSC_VER) +#pragma intrinsic(_byteswap_uint64) +#define SHA_HTONLL(x) _byteswap_uint64(x) + +#elif defined(__GNUC__) && (defined(__x86_64__) || defined(__x86_64)) +static __inline__ PRUint64 +swap8b(PRUint64 value) +{ + __asm__("bswapq %0" + : "+r"(value)); + return (value); +} +#define SHA_HTONLL(x) swap8b(x) + +#else +#define SHA_MASK16 ULLC(0000FFFF, 0000FFFF) +#define SHA_MASK8 ULLC(00FF00FF, 00FF00FF) +static PRUint64 +swap8b(PRUint64 x) +{ + PRUint64 t1 = x; + t1 = ((t1 & SHA_MASK8) << 8) | ((t1 >> 8) & SHA_MASK8); + t1 = ((t1 & SHA_MASK16) << 16) | ((t1 >> 16) & SHA_MASK16); + return (t1 >> 32) | (t1 << 32); +} +#define SHA_HTONLL(x) swap8b(x) +#endif +#define BYTESWAP8(x) x = SHA_HTONLL(x) +#endif /* defined(IS_LITTLE_ENDIAN) */ #else /* no long long */ @@ -671,8 +708,8 @@ SHA224_Clone(SHA224Context *dest, SHA224Context *src) { \ 0x##lo##U, 0x##hi##U \ } -#define FREEBL_HTONLL(x) (BYTESWAP4(x.lo), BYTESWAP4(x.hi), \ - x.hi ^= x.lo ^= x.hi ^= x.lo, x) +#define SHA_HTONLL(x) (BYTESWAP4(x.lo), BYTESWAP4(x.hi), \ + x.hi ^= x.lo ^= x.hi ^= x.lo, x) #define BYTESWAP8(x) \ do { \ PRUint32 tmp; \ |