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Differential D34797 Diff 104915 sys/crypto/via/padlock_hash.c

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sys/crypto/via/padlock_hash.c

Show First 20 Lines • Show All 118 Lines • ▼ Show 20 Linespadlock_do_sha1(const u_char *in, u_char *out, int count)
u_char *result = PADLOCK_ALIGN(buf); u_char *result = PADLOCK_ALIGN(buf);
((uint32_t *)result)[0] = 0x67452301; ((uint32_t *)result)[0] = 0x67452301;
((uint32_t *)result)[1] = 0xEFCDAB89; ((uint32_t *)result)[1] = 0xEFCDAB89;
((uint32_t *)result)[2] = 0x98BADCFE; ((uint32_t *)result)[2] = 0x98BADCFE;
((uint32_t *)result)[3] = 0x10325476; ((uint32_t *)result)[3] = 0x10325476;
((uint32_t *)result)[4] = 0xC3D2E1F0; ((uint32_t *)result)[4] = 0xC3D2E1F0;
#ifdef __GNUCLIKE_ASM
__asm __volatile( __asm __volatile(
".byte 0xf3, 0x0f, 0xa6, 0xc8" /* rep xsha1 */ ".byte 0xf3, 0x0f, 0xa6, 0xc8" /* rep xsha1 */
: "+S"(in), "+D"(result) : "+S"(in), "+D"(result)
: "c"(count), "a"(0) : "c"(count), "a"(0)
); );
#endif
padlock_output_block((uint32_t *)result, (uint32_t *)out, padlock_output_block((uint32_t *)result, (uint32_t *)out,
SHA1_HASH_LEN / sizeof(uint32_t)); SHA1_HASH_LEN / sizeof(uint32_t));
} }
static void static void
padlock_do_sha256(const char *in, char *out, int count) padlock_do_sha256(const char *in, char *out, int count)
{ {
char buf[128+16]; /* PadLock needs at least 128 bytes buffer. */ char buf[128+16]; /* PadLock needs at least 128 bytes buffer. */
char *result = PADLOCK_ALIGN(buf); char *result = PADLOCK_ALIGN(buf);
((uint32_t *)result)[0] = 0x6A09E667; ((uint32_t *)result)[0] = 0x6A09E667;
((uint32_t *)result)[1] = 0xBB67AE85; ((uint32_t *)result)[1] = 0xBB67AE85;
((uint32_t *)result)[2] = 0x3C6EF372; ((uint32_t *)result)[2] = 0x3C6EF372;
((uint32_t *)result)[3] = 0xA54FF53A; ((uint32_t *)result)[3] = 0xA54FF53A;
((uint32_t *)result)[4] = 0x510E527F; ((uint32_t *)result)[4] = 0x510E527F;
((uint32_t *)result)[5] = 0x9B05688C; ((uint32_t *)result)[5] = 0x9B05688C;
((uint32_t *)result)[6] = 0x1F83D9AB; ((uint32_t *)result)[6] = 0x1F83D9AB;
((uint32_t *)result)[7] = 0x5BE0CD19; ((uint32_t *)result)[7] = 0x5BE0CD19;
#ifdef __GNUCLIKE_ASM
__asm __volatile( __asm __volatile(
".byte 0xf3, 0x0f, 0xa6, 0xd0" /* rep xsha256 */ ".byte 0xf3, 0x0f, 0xa6, 0xd0" /* rep xsha256 */
: "+S"(in), "+D"(result) : "+S"(in), "+D"(result)
: "c"(count), "a"(0) : "c"(count), "a"(0)
); );
#endif
padlock_output_block((uint32_t *)result, (uint32_t *)out, padlock_output_block((uint32_t *)result, (uint32_t *)out,
SHA2_256_HASH_LEN / sizeof(uint32_t)); SHA2_256_HASH_LEN / sizeof(uint32_t));
} }
static void static void
padlock_sha_init(void *vctx) padlock_sha_init(void *vctx)
{ {
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