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Unified Diff: openssl/crypto/sha/sha512.c

Issue 9254031: Upgrade chrome's OpenSSL to same version Android ships with. (Closed) Base URL: http://src.chromium.org/svn/trunk/deps/third_party/openssl/
Patch Set: '' Created 8 years, 11 months ago
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Index: openssl/crypto/sha/sha512.c
===================================================================
--- openssl/crypto/sha/sha512.c (revision 105093)
+++ openssl/crypto/sha/sha512.c (working copy)
@@ -5,10 +5,6 @@
* ====================================================================
*/
#include <openssl/opensslconf.h>
-#ifdef OPENSSL_FIPS
-#include <openssl/fips.h>
-#endif
-
#if !defined(OPENSSL_NO_SHA) && !defined(OPENSSL_NO_SHA512)
/*
* IMPLEMENTATION NOTES.
@@ -65,9 +61,19 @@
int SHA384_Init (SHA512_CTX *c)
{
-#ifdef OPENSSL_FIPS
- FIPS_selftest_check();
-#endif
+#if defined(SHA512_ASM) && (defined(__arm__) || defined(__arm))
+ /* maintain dword order required by assembler module */
+ unsigned int *h = (unsigned int *)c->h;
+
+ h[0] = 0xcbbb9d5d; h[1] = 0xc1059ed8;
+ h[2] = 0x629a292a; h[3] = 0x367cd507;
+ h[4] = 0x9159015a; h[5] = 0x3070dd17;
+ h[6] = 0x152fecd8; h[7] = 0xf70e5939;
+ h[8] = 0x67332667; h[9] = 0xffc00b31;
+ h[10] = 0x8eb44a87; h[11] = 0x68581511;
+ h[12] = 0xdb0c2e0d; h[13] = 0x64f98fa7;
+ h[14] = 0x47b5481d; h[15] = 0xbefa4fa4;
+#else
c->h[0]=U64(0xcbbb9d5dc1059ed8);
c->h[1]=U64(0x629a292a367cd507);
c->h[2]=U64(0x9159015a3070dd17);
@@ -76,6 +82,7 @@
c->h[5]=U64(0x8eb44a8768581511);
c->h[6]=U64(0xdb0c2e0d64f98fa7);
c->h[7]=U64(0x47b5481dbefa4fa4);
+#endif
c->Nl=0; c->Nh=0;
c->num=0; c->md_len=SHA384_DIGEST_LENGTH;
return 1;
@@ -83,9 +90,19 @@
int SHA512_Init (SHA512_CTX *c)
{
-#ifdef OPENSSL_FIPS
- FIPS_selftest_check();
-#endif
+#if defined(SHA512_ASM) && (defined(__arm__) || defined(__arm))
+ /* maintain dword order required by assembler module */
+ unsigned int *h = (unsigned int *)c->h;
+
+ h[0] = 0x6a09e667; h[1] = 0xf3bcc908;
+ h[2] = 0xbb67ae85; h[3] = 0x84caa73b;
+ h[4] = 0x3c6ef372; h[5] = 0xfe94f82b;
+ h[6] = 0xa54ff53a; h[7] = 0x5f1d36f1;
+ h[8] = 0x510e527f; h[9] = 0xade682d1;
+ h[10] = 0x9b05688c; h[11] = 0x2b3e6c1f;
+ h[12] = 0x1f83d9ab; h[13] = 0xfb41bd6b;
+ h[14] = 0x5be0cd19; h[15] = 0x137e2179;
+#else
c->h[0]=U64(0x6a09e667f3bcc908);
c->h[1]=U64(0xbb67ae8584caa73b);
c->h[2]=U64(0x3c6ef372fe94f82b);
@@ -94,6 +111,7 @@
c->h[5]=U64(0x9b05688c2b3e6c1f);
c->h[6]=U64(0x1f83d9abfb41bd6b);
c->h[7]=U64(0x5be0cd19137e2179);
+#endif
c->Nl=0; c->Nh=0;
c->num=0; c->md_len=SHA512_DIGEST_LENGTH;
return 1;
@@ -142,6 +160,24 @@
if (md==0) return 0;
+#if defined(SHA512_ASM) && (defined(__arm__) || defined(__arm))
+ /* recall assembler dword order... */
+ n = c->md_len;
+ if (n == SHA384_DIGEST_LENGTH || n == SHA512_DIGEST_LENGTH)
+ {
+ unsigned int *h = (unsigned int *)c->h, t;
+
+ for (n/=4;n;n--)
+ {
+ t = *(h++);
+ *(md++) = (unsigned char)(t>>24);
+ *(md++) = (unsigned char)(t>>16);
+ *(md++) = (unsigned char)(t>>8);
+ *(md++) = (unsigned char)(t);
+ }
+ }
+ else return 0;
+#else
switch (c->md_len)
{
/* Let compiler decide if it's appropriate to unroll... */
@@ -178,7 +214,7 @@
/* ... as well as make sure md_len is not abused. */
default: return 0;
}
-
+#endif
return 1;
}
@@ -204,7 +240,7 @@
if (len < n)
{
- memcpy (p+c->num,data,len), c->num += len;
+ memcpy (p+c->num,data,len), c->num += (unsigned int)len;
return 1;
}
else {
@@ -314,7 +350,7 @@
#ifndef PEDANTIC
# if defined(__GNUC__) && __GNUC__>=2 && !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM)
# if defined(__x86_64) || defined(__x86_64__)
-# define ROTR(a,n) ({ unsigned long ret; \
+# define ROTR(a,n) ({ SHA_LONG64 ret; \
asm ("rorq %1,%0" \
: "=r"(ret) \
: "J"(n),"0"(a) \
@@ -337,20 +373,21 @@
((SHA_LONG64)hi)<<32|lo; })
# else
# define PULL64(x) ({ const unsigned int *p=(const unsigned int *)(&(x));\
- unsigned int hi=p[0],lo=p[1]; \
+ unsigned int hi=p[0],lo=p[1]; \
asm ("bswapl %0; bswapl %1;" \
: "=r"(lo),"=r"(hi) \
: "0"(lo),"1"(hi)); \
((SHA_LONG64)hi)<<32|lo; })
# endif
# elif (defined(_ARCH_PPC) && defined(__64BIT__)) || defined(_ARCH_PPC64)
-# define ROTR(a,n) ({ unsigned long ret; \
+# define ROTR(a,n) ({ SHA_LONG64 ret; \
asm ("rotrdi %0,%1,%2" \
: "=r"(ret) \
: "r"(a),"K"(n)); ret; })
# endif
# elif defined(_MSC_VER)
# if defined(_WIN64) /* applies to both IA-64 and AMD64 */
+# pragma intrinsic(_rotr64)
# define ROTR(a,n) _rotr64((a),n)
# endif
# if defined(_M_IX86) && !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM)
@@ -398,16 +435,67 @@
#define Ch(x,y,z) (((x) & (y)) ^ ((~(x)) & (z)))
#define Maj(x,y,z) (((x) & (y)) ^ ((x) & (z)) ^ ((y) & (z)))
-#if defined(OPENSSL_IA32_SSE2) && !defined(OPENSSL_NO_ASM) && !defined(I386_ONLY)
-#define GO_FOR_SSE2(ctx,in,num) do { \
- void sha512_block_sse2(void *,const void *,size_t); \
- if (!(OPENSSL_ia32cap_P & (1<<26))) break; \
- sha512_block_sse2(ctx->h,in,num); return; \
- } while (0)
+
+#if defined(__i386) || defined(__i386__) || defined(_M_IX86)
+/*
+ * This code should give better results on 32-bit CPU with less than
+ * ~24 registers, both size and performance wise...
+ */
+static void sha512_block_data_order (SHA512_CTX *ctx, const void *in, size_t num)
+ {
+ const SHA_LONG64 *W=in;
+ SHA_LONG64 A,E,T;
+ SHA_LONG64 X[9+80],*F;
+ int i;
+
+ while (num--) {
+
+ F = X+80;
+ A = ctx->h[0]; F[1] = ctx->h[1];
+ F[2] = ctx->h[2]; F[3] = ctx->h[3];
+ E = ctx->h[4]; F[5] = ctx->h[5];
+ F[6] = ctx->h[6]; F[7] = ctx->h[7];
+
+ for (i=0;i<16;i++,F--)
+ {
+#ifdef B_ENDIAN
+ T = W[i];
+#else
+ T = PULL64(W[i]);
#endif
+ F[0] = A;
+ F[4] = E;
+ F[8] = T;
+ T += F[7] + Sigma1(E) + Ch(E,F[5],F[6]) + K512[i];
+ E = F[3] + T;
+ A = T + Sigma0(A) + Maj(A,F[1],F[2]);
+ }
-#ifdef OPENSSL_SMALL_FOOTPRINT
+ for (;i<80;i++,F--)
+ {
+ T = sigma0(F[8+16-1]);
+ T += sigma1(F[8+16-14]);
+ T += F[8+16] + F[8+16-9];
+ F[0] = A;
+ F[4] = E;
+ F[8] = T;
+ T += F[7] + Sigma1(E) + Ch(E,F[5],F[6]) + K512[i];
+ E = F[3] + T;
+ A = T + Sigma0(A) + Maj(A,F[1],F[2]);
+ }
+
+ ctx->h[0] += A; ctx->h[1] += F[1];
+ ctx->h[2] += F[2]; ctx->h[3] += F[3];
+ ctx->h[4] += E; ctx->h[5] += F[5];
+ ctx->h[6] += F[6]; ctx->h[7] += F[7];
+
+ W+=SHA_LBLOCK;
+ }
+ }
+
+#elif defined(OPENSSL_SMALL_FOOTPRINT)
+
static void sha512_block_data_order (SHA512_CTX *ctx, const void *in, size_t num)
{
const SHA_LONG64 *W=in;
@@ -415,10 +503,6 @@
SHA_LONG64 X[16];
int i;
-#ifdef GO_FOR_SSE2
- GO_FOR_SSE2(ctx,in,num);
-#endif
-
while (num--) {
a = ctx->h[0]; b = ctx->h[1]; c = ctx->h[2]; d = ctx->h[3];
@@ -463,11 +547,11 @@
h = Sigma0(a) + Maj(a,b,c); \
d += T1; h += T1; } while (0)
-#define ROUND_16_80(i,a,b,c,d,e,f,g,h,X) do { \
- s0 = X[(i+1)&0x0f]; s0 = sigma0(s0); \
- s1 = X[(i+14)&0x0f]; s1 = sigma1(s1); \
- T1 = X[(i)&0x0f] += s0 + s1 + X[(i+9)&0x0f]; \
- ROUND_00_15(i,a,b,c,d,e,f,g,h); } while (0)
+#define ROUND_16_80(i,j,a,b,c,d,e,f,g,h,X) do { \
+ s0 = X[(j+1)&0x0f]; s0 = sigma0(s0); \
+ s1 = X[(j+14)&0x0f]; s1 = sigma1(s1); \
+ T1 = X[(j)&0x0f] += s0 + s1 + X[(j+9)&0x0f]; \
+ ROUND_00_15(i+j,a,b,c,d,e,f,g,h); } while (0)
static void sha512_block_data_order (SHA512_CTX *ctx, const void *in, size_t num)
{
@@ -476,10 +560,6 @@
SHA_LONG64 X[16];
int i;
-#ifdef GO_FOR_SSE2
- GO_FOR_SSE2(ctx,in,num);
-#endif
-
while (num--) {
a = ctx->h[0]; b = ctx->h[1]; c = ctx->h[2]; d = ctx->h[3];
@@ -521,16 +601,24 @@
T1 = X[15] = PULL64(W[15]); ROUND_00_15(15,b,c,d,e,f,g,h,a);
#endif
- for (i=16;i<80;i+=8)
+ for (i=16;i<80;i+=16)
{
- ROUND_16_80(i+0,a,b,c,d,e,f,g,h,X);
- ROUND_16_80(i+1,h,a,b,c,d,e,f,g,X);
- ROUND_16_80(i+2,g,h,a,b,c,d,e,f,X);
- ROUND_16_80(i+3,f,g,h,a,b,c,d,e,X);
- ROUND_16_80(i+4,e,f,g,h,a,b,c,d,X);
- ROUND_16_80(i+5,d,e,f,g,h,a,b,c,X);
- ROUND_16_80(i+6,c,d,e,f,g,h,a,b,X);
- ROUND_16_80(i+7,b,c,d,e,f,g,h,a,X);
+ ROUND_16_80(i, 0,a,b,c,d,e,f,g,h,X);
+ ROUND_16_80(i, 1,h,a,b,c,d,e,f,g,X);
+ ROUND_16_80(i, 2,g,h,a,b,c,d,e,f,X);
+ ROUND_16_80(i, 3,f,g,h,a,b,c,d,e,X);
+ ROUND_16_80(i, 4,e,f,g,h,a,b,c,d,X);
+ ROUND_16_80(i, 5,d,e,f,g,h,a,b,c,X);
+ ROUND_16_80(i, 6,c,d,e,f,g,h,a,b,X);
+ ROUND_16_80(i, 7,b,c,d,e,f,g,h,a,X);
+ ROUND_16_80(i, 8,a,b,c,d,e,f,g,h,X);
+ ROUND_16_80(i, 9,h,a,b,c,d,e,f,g,X);
+ ROUND_16_80(i,10,g,h,a,b,c,d,e,f,X);
+ ROUND_16_80(i,11,f,g,h,a,b,c,d,e,X);
+ ROUND_16_80(i,12,e,f,g,h,a,b,c,d,X);
+ ROUND_16_80(i,13,d,e,f,g,h,a,b,c,X);
+ ROUND_16_80(i,14,c,d,e,f,g,h,a,b,X);
+ ROUND_16_80(i,15,b,c,d,e,f,g,h,a,X);
}
ctx->h[0] += a; ctx->h[1] += b; ctx->h[2] += c; ctx->h[3] += d;
@@ -544,13 +632,10 @@
#endif /* SHA512_ASM */
-#else /* OPENSSL_NO_SHA512 */
+#else /* !OPENSSL_NO_SHA512 */
-/* Sensitive compilers ("Compaq C V6.4-005 on OpenVMS VAX V7.3", for
- * example) dislike a statement-free file, complaining:
- * "%CC-W-EMPTYFILE, Source file does not contain any declarations."
- */
+#if defined(PEDANTIC) || defined(__DECC) || defined(OPENSSL_SYS_MACOSX)
+static void *dummy=&dummy;
+#endif
-int sha512_dummy();
-
-#endif /* OPENSSL_NO_SHA512 */
+#endif /* !OPENSSL_NO_SHA512 */
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