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Diffstat (limited to 'deps/openssl/openssl/crypto/modes/gcm128.c')
-rw-r--r--deps/openssl/openssl/crypto/modes/gcm128.c1019
1 files changed, 303 insertions, 716 deletions
diff --git a/deps/openssl/openssl/crypto/modes/gcm128.c b/deps/openssl/openssl/crypto/modes/gcm128.c
index a2b05c4d6c..15f76e3e86 100644
--- a/deps/openssl/openssl/crypto/modes/gcm128.c
+++ b/deps/openssl/openssl/crypto/modes/gcm128.c
@@ -1,5 +1,5 @@
/*
- * Copyright 2010-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2010-2018 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
@@ -209,7 +209,7 @@ static void gcm_gmult_8bit(u64 Xi[2], const u128 Htable[256])
}
}
-# define GCM_MUL(ctx,Xi) gcm_gmult_8bit(ctx->Xi.u,ctx->Htable)
+# define GCM_MUL(ctx) gcm_gmult_8bit(ctx->Xi.u,ctx->Htable)
#elif TABLE_BITS==4
@@ -550,7 +550,7 @@ void gcm_ghash_4bit(u64 Xi[2], const u128 Htable[16], const u8 *inp,
size_t len);
# endif
-# define GCM_MUL(ctx,Xi) gcm_gmult_4bit(ctx->Xi.u,ctx->Htable)
+# define GCM_MUL(ctx) gcm_gmult_4bit(ctx->Xi.u,ctx->Htable)
# if defined(GHASH_ASM) || !defined(OPENSSL_SMALL_FOOTPRINT)
# define GHASH(ctx,in,len) gcm_ghash_4bit((ctx)->Xi.u,(ctx)->Htable,in,len)
/*
@@ -624,7 +624,7 @@ static void gcm_gmult_1bit(u64 Xi[2], const u64 H[2])
}
}
-# define GCM_MUL(ctx,Xi) gcm_gmult_1bit(ctx->Xi.u,ctx->H.u)
+# define GCM_MUL(ctx) gcm_gmult_1bit(ctx->Xi.u,ctx->H.u)
#endif
@@ -703,7 +703,7 @@ void gcm_ghash_p8(u64 Xi[2], const u128 Htable[16], const u8 *inp,
#ifdef GCM_FUNCREF_4BIT
# undef GCM_MUL
-# define GCM_MUL(ctx,Xi) (*gcm_gmult_p)(ctx->Xi.u,ctx->Htable)
+# define GCM_MUL(ctx) (*gcm_gmult_p)(ctx->Xi.u,ctx->Htable)
# ifdef GHASH
# undef GHASH
# define GHASH(ctx,in,len) (*gcm_ghash_p)(ctx->Xi.u,ctx->Htable,in,len)
@@ -836,10 +836,6 @@ void CRYPTO_gcm128_setiv(GCM128_CONTEXT *ctx, const unsigned char *iv,
void (*gcm_gmult_p) (u64 Xi[2], const u128 Htable[16]) = ctx->gmult;
#endif
- ctx->Yi.u[0] = 0;
- ctx->Yi.u[1] = 0;
- ctx->Xi.u[0] = 0;
- ctx->Xi.u[1] = 0;
ctx->len.u[0] = 0; /* AAD length */
ctx->len.u[1] = 0; /* message length */
ctx->ares = 0;
@@ -847,53 +843,68 @@ void CRYPTO_gcm128_setiv(GCM128_CONTEXT *ctx, const unsigned char *iv,
if (len == 12) {
memcpy(ctx->Yi.c, iv, 12);
+ ctx->Yi.c[12] = 0;
+ ctx->Yi.c[13] = 0;
+ ctx->Yi.c[14] = 0;
ctx->Yi.c[15] = 1;
ctr = 1;
} else {
size_t i;
u64 len0 = len;
+ /* Borrow ctx->Xi to calculate initial Yi */
+ ctx->Xi.u[0] = 0;
+ ctx->Xi.u[1] = 0;
+
while (len >= 16) {
for (i = 0; i < 16; ++i)
- ctx->Yi.c[i] ^= iv[i];
- GCM_MUL(ctx, Yi);
+ ctx->Xi.c[i] ^= iv[i];
+ GCM_MUL(ctx);
iv += 16;
len -= 16;
}
if (len) {
for (i = 0; i < len; ++i)
- ctx->Yi.c[i] ^= iv[i];
- GCM_MUL(ctx, Yi);
+ ctx->Xi.c[i] ^= iv[i];
+ GCM_MUL(ctx);
}
len0 <<= 3;
if (is_endian.little) {
#ifdef BSWAP8
- ctx->Yi.u[1] ^= BSWAP8(len0);
+ ctx->Xi.u[1] ^= BSWAP8(len0);
#else
- ctx->Yi.c[8] ^= (u8)(len0 >> 56);
- ctx->Yi.c[9] ^= (u8)(len0 >> 48);
- ctx->Yi.c[10] ^= (u8)(len0 >> 40);
- ctx->Yi.c[11] ^= (u8)(len0 >> 32);
- ctx->Yi.c[12] ^= (u8)(len0 >> 24);
- ctx->Yi.c[13] ^= (u8)(len0 >> 16);
- ctx->Yi.c[14] ^= (u8)(len0 >> 8);
- ctx->Yi.c[15] ^= (u8)(len0);
+ ctx->Xi.c[8] ^= (u8)(len0 >> 56);
+ ctx->Xi.c[9] ^= (u8)(len0 >> 48);
+ ctx->Xi.c[10] ^= (u8)(len0 >> 40);
+ ctx->Xi.c[11] ^= (u8)(len0 >> 32);
+ ctx->Xi.c[12] ^= (u8)(len0 >> 24);
+ ctx->Xi.c[13] ^= (u8)(len0 >> 16);
+ ctx->Xi.c[14] ^= (u8)(len0 >> 8);
+ ctx->Xi.c[15] ^= (u8)(len0);
#endif
- } else
- ctx->Yi.u[1] ^= len0;
+ } else {
+ ctx->Xi.u[1] ^= len0;
+ }
- GCM_MUL(ctx, Yi);
+ GCM_MUL(ctx);
if (is_endian.little)
#ifdef BSWAP4
- ctr = BSWAP4(ctx->Yi.d[3]);
+ ctr = BSWAP4(ctx->Xi.d[3]);
#else
- ctr = GETU32(ctx->Yi.c + 12);
+ ctr = GETU32(ctx->Xi.c + 12);
#endif
else
- ctr = ctx->Yi.d[3];
+ ctr = ctx->Xi.d[3];
+
+ /* Copy borrowed Xi to Yi */
+ ctx->Yi.u[0] = ctx->Xi.u[0];
+ ctx->Yi.u[1] = ctx->Xi.u[1];
}
+ ctx->Xi.u[0] = 0;
+ ctx->Xi.u[1] = 0;
+
(*ctx->block) (ctx->Yi.c, ctx->EK0.c, ctx->key);
++ctr;
if (is_endian.little)
@@ -936,7 +947,7 @@ int CRYPTO_gcm128_aad(GCM128_CONTEXT *ctx, const unsigned char *aad,
n = (n + 1) % 16;
}
if (n == 0)
- GCM_MUL(ctx, Xi);
+ GCM_MUL(ctx);
else {
ctx->ares = n;
return 0;
@@ -952,7 +963,7 @@ int CRYPTO_gcm128_aad(GCM128_CONTEXT *ctx, const unsigned char *aad,
while (len >= 16) {
for (i = 0; i < 16; ++i)
ctx->Xi.c[i] ^= aad[i];
- GCM_MUL(ctx, Xi);
+ GCM_MUL(ctx);
aad += 16;
len -= 16;
}
@@ -975,7 +986,7 @@ int CRYPTO_gcm128_encrypt(GCM128_CONTEXT *ctx,
long one;
char little;
} is_endian = { 1 };
- unsigned int n, ctr;
+ unsigned int n, ctr, mres;
size_t i;
u64 mlen = ctx->len.u[1];
block128_f block = ctx->block;
@@ -993,9 +1004,23 @@ int CRYPTO_gcm128_encrypt(GCM128_CONTEXT *ctx,
return -1;
ctx->len.u[1] = mlen;
+ mres = ctx->mres;
+
if (ctx->ares) {
/* First call to encrypt finalizes GHASH(AAD) */
- GCM_MUL(ctx, Xi);
+#if defined(GHASH) && !defined(OPENSSL_SMALL_FOOTPRINT)
+ if (len == 0) {
+ GCM_MUL(ctx);
+ ctx->ares = 0;
+ return 0;
+ }
+ memcpy(ctx->Xn, ctx->Xi.c, sizeof(ctx->Xi));
+ ctx->Xi.u[0] = 0;
+ ctx->Xi.u[1] = 0;
+ mres = sizeof(ctx->Xi);
+#else
+ GCM_MUL(ctx);
+#endif
ctx->ares = 0;
}
@@ -1008,28 +1033,48 @@ int CRYPTO_gcm128_encrypt(GCM128_CONTEXT *ctx,
else
ctr = ctx->Yi.d[3];
- n = ctx->mres;
+ n = mres % 16;
#if !defined(OPENSSL_SMALL_FOOTPRINT)
if (16 % sizeof(size_t) == 0) { /* always true actually */
do {
if (n) {
+# if defined(GHASH)
+ while (n && len) {
+ ctx->Xn[mres++] = *(out++) = *(in++) ^ ctx->EKi.c[n];
+ --len;
+ n = (n + 1) % 16;
+ }
+ if (n == 0) {
+ GHASH(ctx, ctx->Xn, mres);
+ mres = 0;
+ } else {
+ ctx->mres = mres;
+ return 0;
+ }
+# else
while (n && len) {
ctx->Xi.c[n] ^= *(out++) = *(in++) ^ ctx->EKi.c[n];
--len;
n = (n + 1) % 16;
}
- if (n == 0)
- GCM_MUL(ctx, Xi);
- else {
+ if (n == 0) {
+ GCM_MUL(ctx);
+ mres = 0;
+ } else {
ctx->mres = n;
return 0;
}
+# endif
}
# if defined(STRICT_ALIGNMENT)
if (((size_t)in | (size_t)out) % sizeof(size_t) != 0)
break;
# endif
# if defined(GHASH)
+ if (len >= 16 && mres) {
+ GHASH(ctx, ctx->Xn, mres);
+ mres = 0;
+ }
# if defined(GHASH_CHUNK)
while (len >= GHASH_CHUNK) {
size_t j = GHASH_CHUNK;
@@ -1100,7 +1145,7 @@ int CRYPTO_gcm128_encrypt(GCM128_CONTEXT *ctx,
ctx->Yi.d[3] = ctr;
for (i = 0; i < 16 / sizeof(size_t); ++i)
ctx->Xi.t[i] ^= out_t[i] = in_t[i] ^ ctx->EKi.t[i];
- GCM_MUL(ctx, Xi);
+ GCM_MUL(ctx);
out += 16;
in += 16;
len -= 16;
@@ -1117,13 +1162,21 @@ int CRYPTO_gcm128_encrypt(GCM128_CONTEXT *ctx,
# endif
else
ctx->Yi.d[3] = ctr;
+# if defined(GHASH)
+ while (len--) {
+ ctx->Xn[mres++] = out[n] = in[n] ^ ctx->EKi.c[n];
+ ++n;
+ }
+# else
while (len--) {
ctx->Xi.c[n] ^= out[n] = in[n] ^ ctx->EKi.c[n];
++n;
}
+ mres = n;
+# endif
}
- ctx->mres = n;
+ ctx->mres = mres;
return 0;
} while (0);
}
@@ -1141,13 +1194,22 @@ int CRYPTO_gcm128_encrypt(GCM128_CONTEXT *ctx,
else
ctx->Yi.d[3] = ctr;
}
- ctx->Xi.c[n] ^= out[i] = in[i] ^ ctx->EKi.c[n];
+#if defined(GHASH) && !defined(OPENSSL_SMALL_FOOTPRINT)
+ ctx->Xn[mres++] = out[i] = in[i] ^ ctx->EKi.c[n];
n = (n + 1) % 16;
+ if (mres == sizeof(ctx->Xn)) {
+ GHASH(ctx,ctx->Xn,sizeof(ctx->Xn));
+ mres = 0;
+ }
+#else
+ ctx->Xi.c[n] ^= out[i] = in[i] ^ ctx->EKi.c[n];
+ mres = n = (n + 1) % 16;
if (n == 0)
- GCM_MUL(ctx, Xi);
+ GCM_MUL(ctx);
+#endif
}
- ctx->mres = n;
+ ctx->mres = mres;
return 0;
}
@@ -1159,7 +1221,7 @@ int CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx,
long one;
char little;
} is_endian = { 1 };
- unsigned int n, ctr;
+ unsigned int n, ctr, mres;
size_t i;
u64 mlen = ctx->len.u[1];
block128_f block = ctx->block;
@@ -1177,9 +1239,23 @@ int CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx,
return -1;
ctx->len.u[1] = mlen;
+ mres = ctx->mres;
+
if (ctx->ares) {
/* First call to decrypt finalizes GHASH(AAD) */
- GCM_MUL(ctx, Xi);
+#if defined(GHASH) && !defined(OPENSSL_SMALL_FOOTPRINT)
+ if (len == 0) {
+ GCM_MUL(ctx);
+ ctx->ares = 0;
+ return 0;
+ }
+ memcpy(ctx->Xn, ctx->Xi.c, sizeof(ctx->Xi));
+ ctx->Xi.u[0] = 0;
+ ctx->Xi.u[1] = 0;
+ mres = sizeof(ctx->Xi);
+#else
+ GCM_MUL(ctx);
+#endif
ctx->ares = 0;
}
@@ -1192,11 +1268,25 @@ int CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx,
else
ctr = ctx->Yi.d[3];
- n = ctx->mres;
+ n = mres % 16;
#if !defined(OPENSSL_SMALL_FOOTPRINT)
if (16 % sizeof(size_t) == 0) { /* always true actually */
do {
if (n) {
+# if defined(GHASH)
+ while (n && len) {
+ *(out++) = (ctx->Xn[mres++] = *(in++)) ^ ctx->EKi.c[n];
+ --len;
+ n = (n + 1) % 16;
+ }
+ if (n == 0) {
+ GHASH(ctx, ctx->Xn, mres);
+ mres = 0;
+ } else {
+ ctx->mres = mres;
+ return 0;
+ }
+# else
while (n && len) {
u8 c = *(in++);
*(out++) = c ^ ctx->EKi.c[n];
@@ -1204,18 +1294,24 @@ int CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx,
--len;
n = (n + 1) % 16;
}
- if (n == 0)
- GCM_MUL(ctx, Xi);
- else {
+ if (n == 0) {
+ GCM_MUL(ctx);
+ mres = 0;
+ } else {
ctx->mres = n;
return 0;
}
+# endif
}
# if defined(STRICT_ALIGNMENT)
if (((size_t)in | (size_t)out) % sizeof(size_t) != 0)
break;
# endif
# if defined(GHASH)
+ if (len >= 16 && mres) {
+ GHASH(ctx, ctx->Xn, mres);
+ mres = 0;
+ }
# if defined(GHASH_CHUNK)
while (len >= GHASH_CHUNK) {
size_t j = GHASH_CHUNK;
@@ -1287,7 +1383,7 @@ int CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx,
out[i] = c ^ ctx->EKi.t[i];
ctx->Xi.t[i] ^= c;
}
- GCM_MUL(ctx, Xi);
+ GCM_MUL(ctx);
out += 16;
in += 16;
len -= 16;
@@ -1304,15 +1400,23 @@ int CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx,
# endif
else
ctx->Yi.d[3] = ctr;
+# if defined(GHASH)
+ while (len--) {
+ out[n] = (ctx->Xn[mres++] = in[n]) ^ ctx->EKi.c[n];
+ ++n;
+ }
+# else
while (len--) {
u8 c = in[n];
ctx->Xi.c[n] ^= c;
out[n] = c ^ ctx->EKi.c[n];
++n;
}
+ mres = n;
+# endif
}
- ctx->mres = n;
+ ctx->mres = mres;
return 0;
} while (0);
}
@@ -1331,15 +1435,24 @@ int CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx,
else
ctx->Yi.d[3] = ctr;
}
+#if defined(GHASH) && !defined(OPENSSL_SMALL_FOOTPRINT)
+ out[i] = (ctx->Xn[mres++] = c = in[i]) ^ ctx->EKi.c[n];
+ n = (n + 1) % 16;
+ if (mres == sizeof(ctx->Xn)) {
+ GHASH(ctx,ctx->Xn,sizeof(ctx->Xn));
+ mres = 0;
+ }
+#else
c = in[i];
out[i] = c ^ ctx->EKi.c[n];
ctx->Xi.c[n] ^= c;
- n = (n + 1) % 16;
+ mres = n = (n + 1) % 16;
if (n == 0)
- GCM_MUL(ctx, Xi);
+ GCM_MUL(ctx);
+#endif
}
- ctx->mres = n;
+ ctx->mres = mres;
return 0;
}
@@ -1354,7 +1467,7 @@ int CRYPTO_gcm128_encrypt_ctr32(GCM128_CONTEXT *ctx,
long one;
char little;
} is_endian = { 1 };
- unsigned int n, ctr;
+ unsigned int n, ctr, mres;
size_t i;
u64 mlen = ctx->len.u[1];
void *key = ctx->key;
@@ -1371,9 +1484,23 @@ int CRYPTO_gcm128_encrypt_ctr32(GCM128_CONTEXT *ctx,
return -1;
ctx->len.u[1] = mlen;
+ mres = ctx->mres;
+
if (ctx->ares) {
/* First call to encrypt finalizes GHASH(AAD) */
- GCM_MUL(ctx, Xi);
+#if defined(GHASH)
+ if (len == 0) {
+ GCM_MUL(ctx);
+ ctx->ares = 0;
+ return 0;
+ }
+ memcpy(ctx->Xn, ctx->Xi.c, sizeof(ctx->Xi));
+ ctx->Xi.u[0] = 0;
+ ctx->Xi.u[1] = 0;
+ mres = sizeof(ctx->Xi);
+#else
+ GCM_MUL(ctx);
+#endif
ctx->ares = 0;
}
@@ -1386,30 +1513,51 @@ int CRYPTO_gcm128_encrypt_ctr32(GCM128_CONTEXT *ctx,
else
ctr = ctx->Yi.d[3];
- n = ctx->mres;
+ n = mres % 16;
if (n) {
+# if defined(GHASH)
+ while (n && len) {
+ ctx->Xn[mres++] = *(out++) = *(in++) ^ ctx->EKi.c[n];
+ --len;
+ n = (n + 1) % 16;
+ }
+ if (n == 0) {
+ GHASH(ctx, ctx->Xn, mres);
+ mres = 0;
+ } else {
+ ctx->mres = mres;
+ return 0;
+ }
+# else
while (n && len) {
ctx->Xi.c[n] ^= *(out++) = *(in++) ^ ctx->EKi.c[n];
--len;
n = (n + 1) % 16;
}
- if (n == 0)
- GCM_MUL(ctx, Xi);
- else {
+ if (n == 0) {
+ GCM_MUL(ctx);
+ mres = 0;
+ } else {
ctx->mres = n;
return 0;
}
+# endif
}
-# if defined(GHASH) && defined(GHASH_CHUNK)
+# if defined(GHASH)
+ if (len >= 16 && mres) {
+ GHASH(ctx, ctx->Xn, mres);
+ mres = 0;
+ }
+# if defined(GHASH_CHUNK)
while (len >= GHASH_CHUNK) {
(*stream) (in, out, GHASH_CHUNK / 16, key, ctx->Yi.c);
ctr += GHASH_CHUNK / 16;
if (is_endian.little)
-# ifdef BSWAP4
+# ifdef BSWAP4
ctx->Yi.d[3] = BSWAP4(ctr);
-# else
+# else
PUTU32(ctx->Yi.c + 12, ctr);
-# endif
+# endif
else
ctx->Yi.d[3] = ctr;
GHASH(ctx, out, GHASH_CHUNK);
@@ -1417,6 +1565,7 @@ int CRYPTO_gcm128_encrypt_ctr32(GCM128_CONTEXT *ctx,
in += GHASH_CHUNK;
len -= GHASH_CHUNK;
}
+# endif
# endif
if ((i = (len & (size_t)-16))) {
size_t j = i / 16;
@@ -1440,7 +1589,7 @@ int CRYPTO_gcm128_encrypt_ctr32(GCM128_CONTEXT *ctx,
while (j--) {
for (i = 0; i < 16; ++i)
ctx->Xi.c[i] ^= out[i];
- GCM_MUL(ctx, Xi);
+ GCM_MUL(ctx);
out += 16;
}
# endif
@@ -1457,12 +1606,16 @@ int CRYPTO_gcm128_encrypt_ctr32(GCM128_CONTEXT *ctx,
else
ctx->Yi.d[3] = ctr;
while (len--) {
- ctx->Xi.c[n] ^= out[n] = in[n] ^ ctx->EKi.c[n];
+# if defined(GHASH)
+ ctx->Xn[mres++] = out[n] = in[n] ^ ctx->EKi.c[n];
+# else
+ ctx->Xi.c[mres++] ^= out[n] = in[n] ^ ctx->EKi.c[n];
+# endif
++n;
}
}
- ctx->mres = n;
+ ctx->mres = mres;
return 0;
#endif
}
@@ -1478,7 +1631,7 @@ int CRYPTO_gcm128_decrypt_ctr32(GCM128_CONTEXT *ctx,
long one;
char little;
} is_endian = { 1 };
- unsigned int n, ctr;
+ unsigned int n, ctr, mres;
size_t i;
u64 mlen = ctx->len.u[1];
void *key = ctx->key;
@@ -1495,9 +1648,23 @@ int CRYPTO_gcm128_decrypt_ctr32(GCM128_CONTEXT *ctx,
return -1;
ctx->len.u[1] = mlen;
+ mres = ctx->mres;
+
if (ctx->ares) {
/* First call to decrypt finalizes GHASH(AAD) */
- GCM_MUL(ctx, Xi);
+# if defined(GHASH)
+ if (len == 0) {
+ GCM_MUL(ctx);
+ ctx->ares = 0;
+ return 0;
+ }
+ memcpy(ctx->Xn, ctx->Xi.c, sizeof(ctx->Xi));
+ ctx->Xi.u[0] = 0;
+ ctx->Xi.u[1] = 0;
+ mres = sizeof(ctx->Xi);
+# else
+ GCM_MUL(ctx);
+# endif
ctx->ares = 0;
}
@@ -1510,8 +1677,22 @@ int CRYPTO_gcm128_decrypt_ctr32(GCM128_CONTEXT *ctx,
else
ctr = ctx->Yi.d[3];
- n = ctx->mres;
+ n = mres % 16;
if (n) {
+# if defined(GHASH)
+ while (n && len) {
+ *(out++) = (ctx->Xn[mres++] = *(in++)) ^ ctx->EKi.c[n];
+ --len;
+ n = (n + 1) % 16;
+ }
+ if (n == 0) {
+ GHASH(ctx, ctx->Xn, mres);
+ mres = 0;
+ } else {
+ ctx->mres = mres;
+ return 0;
+ }
+# else
while (n && len) {
u8 c = *(in++);
*(out++) = c ^ ctx->EKi.c[n];
@@ -1519,30 +1700,38 @@ int CRYPTO_gcm128_decrypt_ctr32(GCM128_CONTEXT *ctx,
--len;
n = (n + 1) % 16;
}
- if (n == 0)
- GCM_MUL(ctx, Xi);
- else {
+ if (n == 0) {
+ GCM_MUL(ctx);
+ mres = 0;
+ } else {
ctx->mres = n;
return 0;
}
+# endif
}
-# if defined(GHASH) && defined(GHASH_CHUNK)
+# if defined(GHASH)
+ if (len >= 16 && mres) {
+ GHASH(ctx, ctx->Xn, mres);
+ mres = 0;
+ }
+# if defined(GHASH_CHUNK)
while (len >= GHASH_CHUNK) {
GHASH(ctx, in, GHASH_CHUNK);
(*stream) (in, out, GHASH_CHUNK / 16, key, ctx->Yi.c);
ctr += GHASH_CHUNK / 16;
if (is_endian.little)
-# ifdef BSWAP4
+# ifdef BSWAP4
ctx->Yi.d[3] = BSWAP4(ctr);
-# else
+# else
PUTU32(ctx->Yi.c + 12, ctr);
-# endif
+# endif
else
ctx->Yi.d[3] = ctr;
out += GHASH_CHUNK;
in += GHASH_CHUNK;
len -= GHASH_CHUNK;
}
+# endif
# endif
if ((i = (len & (size_t)-16))) {
size_t j = i / 16;
@@ -1554,7 +1743,7 @@ int CRYPTO_gcm128_decrypt_ctr32(GCM128_CONTEXT *ctx,
size_t k;
for (k = 0; k < 16; ++k)
ctx->Xi.c[k] ^= in[k];
- GCM_MUL(ctx, Xi);
+ GCM_MUL(ctx);
in += 16;
}
j = i / 16;
@@ -1586,14 +1775,18 @@ int CRYPTO_gcm128_decrypt_ctr32(GCM128_CONTEXT *ctx,
else
ctx->Yi.d[3] = ctr;
while (len--) {
+# if defined(GHASH)
+ out[n] = (ctx->Xn[mres++] = in[n]) ^ ctx->EKi.c[n];
+# else
u8 c = in[n];
- ctx->Xi.c[n] ^= c;
+ ctx->Xi.c[mres++] ^= c;
out[n] = c ^ ctx->EKi.c[n];
+# endif
++n;
}
}
- ctx->mres = n;
+ ctx->mres = mres;
return 0;
#endif
}
@@ -1609,10 +1802,32 @@ int CRYPTO_gcm128_finish(GCM128_CONTEXT *ctx, const unsigned char *tag,
u64 clen = ctx->len.u[1] << 3;
#ifdef GCM_FUNCREF_4BIT
void (*gcm_gmult_p) (u64 Xi[2], const u128 Htable[16]) = ctx->gmult;
+# if defined(GHASH) && !defined(OPENSSL_SMALL_FOOTPRINT)
+ void (*gcm_ghash_p) (u64 Xi[2], const u128 Htable[16],
+ const u8 *inp, size_t len) = ctx->ghash;
+# endif
#endif
+#if defined(GHASH) && !defined(OPENSSL_SMALL_FOOTPRINT)
+ u128 bitlen;
+ unsigned int mres = ctx->mres;
+
+ if (mres) {
+ unsigned blocks = (mres + 15) & -16;
+
+ memset(ctx->Xn + mres, 0, blocks - mres);
+ mres = blocks;
+ if (mres == sizeof(ctx->Xn)) {
+ GHASH(ctx, ctx->Xn, mres);
+ mres = 0;
+ }
+ } else if (ctx->ares) {
+ GCM_MUL(ctx);
+ }
+#else
if (ctx->mres || ctx->ares)
- GCM_MUL(ctx, Xi);
+ GCM_MUL(ctx);
+#endif
if (is_endian.little) {
#ifdef BSWAP8
@@ -1629,9 +1844,17 @@ int CRYPTO_gcm128_finish(GCM128_CONTEXT *ctx, const unsigned char *tag,
#endif
}
+#if defined(GHASH) && !defined(OPENSSL_SMALL_FOOTPRINT)
+ bitlen.hi = alen;
+ bitlen.lo = clen;
+ memcpy(ctx->Xn + mres, &bitlen, sizeof(bitlen));
+ mres += sizeof(bitlen);
+ GHASH(ctx, ctx->Xn, mres);
+#else
ctx->Xi.u[0] ^= alen;
ctx->Xi.u[1] ^= clen;
- GCM_MUL(ctx, Xi);
+ GCM_MUL(ctx);
+#endif
ctx->Xi.u[0] ^= ctx->EK0.u[0];
ctx->Xi.u[1] ^= ctx->EK0.u[1];
@@ -1663,639 +1886,3 @@ void CRYPTO_gcm128_release(GCM128_CONTEXT *ctx)
{
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
-
-#if defined(SELFTEST)
-# include <stdio.h>
-# include <openssl/aes.h>
-
-/* Test Case 1 */
-static const u8 K1[16], *P1 = NULL, *A1 = NULL, IV1[12], *C1 = NULL;
-static const u8 T1[] = {
- 0x58, 0xe2, 0xfc, 0xce, 0xfa, 0x7e, 0x30, 0x61,
- 0x36, 0x7f, 0x1d, 0x57, 0xa4, 0xe7, 0x45, 0x5a
-};
-
-/* Test Case 2 */
-# define K2 K1
-# define A2 A1
-# define IV2 IV1
-static const u8 P2[16];
-static const u8 C2[] = {
- 0x03, 0x88, 0xda, 0xce, 0x60, 0xb6, 0xa3, 0x92,
- 0xf3, 0x28, 0xc2, 0xb9, 0x71, 0xb2, 0xfe, 0x78
-};
-
-static const u8 T2[] = {
- 0xab, 0x6e, 0x47, 0xd4, 0x2c, 0xec, 0x13, 0xbd,
- 0xf5, 0x3a, 0x67, 0xb2, 0x12, 0x57, 0xbd, 0xdf
-};
-
-/* Test Case 3 */
-# define A3 A2
-static const u8 K3[] = {
- 0xfe, 0xff, 0xe9, 0x92, 0x86, 0x65, 0x73, 0x1c,
- 0x6d, 0x6a, 0x8f, 0x94, 0x67, 0x30, 0x83, 0x08
-};
-
-static const u8 P3[] = {
- 0xd9, 0x31, 0x32, 0x25, 0xf8, 0x84, 0x06, 0xe5,
- 0xa5, 0x59, 0x09, 0xc5, 0xaf, 0xf5, 0x26, 0x9a,
- 0x86, 0xa7, 0xa9, 0x53, 0x15, 0x34, 0xf7, 0xda,
- 0x2e, 0x4c, 0x30, 0x3d, 0x8a, 0x31, 0x8a, 0x72,
- 0x1c, 0x3c, 0x0c, 0x95, 0x95, 0x68, 0x09, 0x53,
- 0x2f, 0xcf, 0x0e, 0x24, 0x49, 0xa6, 0xb5, 0x25,
- 0xb1, 0x6a, 0xed, 0xf5, 0xaa, 0x0d, 0xe6, 0x57,
- 0xba, 0x63, 0x7b, 0x39, 0x1a, 0xaf, 0xd2, 0x55
-};
-
-static const u8 IV3[] = {
- 0xca, 0xfe, 0xba, 0xbe, 0xfa, 0xce, 0xdb, 0xad,
- 0xde, 0xca, 0xf8, 0x88
-};
-
-static const u8 C3[] = {
- 0x42, 0x83, 0x1e, 0xc2, 0x21, 0x77, 0x74, 0x24,
- 0x4b, 0x72, 0x21, 0xb7, 0x84, 0xd0, 0xd4, 0x9c,
- 0xe3, 0xaa, 0x21, 0x2f, 0x2c, 0x02, 0xa4, 0xe0,
- 0x35, 0xc1, 0x7e, 0x23, 0x29, 0xac, 0xa1, 0x2e,
- 0x21, 0xd5, 0x14, 0xb2, 0x54, 0x66, 0x93, 0x1c,
- 0x7d, 0x8f, 0x6a, 0x5a, 0xac, 0x84, 0xaa, 0x05,
- 0x1b, 0xa3, 0x0b, 0x39, 0x6a, 0x0a, 0xac, 0x97,
- 0x3d, 0x58, 0xe0, 0x91, 0x47, 0x3f, 0x59, 0x85
-};
-
-static const u8 T3[] = {
- 0x4d, 0x5c, 0x2a, 0xf3, 0x27, 0xcd, 0x64, 0xa6,
- 0x2c, 0xf3, 0x5a, 0xbd, 0x2b, 0xa6, 0xfa, 0xb4
-};
-
-/* Test Case 4 */
-# define K4 K3
-# define IV4 IV3
-static const u8 P4[] = {
- 0xd9, 0x31, 0x32, 0x25, 0xf8, 0x84, 0x06, 0xe5,
- 0xa5, 0x59, 0x09, 0xc5, 0xaf, 0xf5, 0x26, 0x9a,
- 0x86, 0xa7, 0xa9, 0x53, 0x15, 0x34, 0xf7, 0xda,
- 0x2e, 0x4c, 0x30, 0x3d, 0x8a, 0x31, 0x8a, 0x72,
- 0x1c, 0x3c, 0x0c, 0x95, 0x95, 0x68, 0x09, 0x53,
- 0x2f, 0xcf, 0x0e, 0x24, 0x49, 0xa6, 0xb5, 0x25,
- 0xb1, 0x6a, 0xed, 0xf5, 0xaa, 0x0d, 0xe6, 0x57,
- 0xba, 0x63, 0x7b, 0x39
-};
-
-static const u8 A4[] = {
- 0xfe, 0xed, 0xfa, 0xce, 0xde, 0xad, 0xbe, 0xef,
- 0xfe, 0xed, 0xfa, 0xce, 0xde, 0xad, 0xbe, 0xef,
- 0xab, 0xad, 0xda, 0xd2
-};
-
-static const u8 C4[] = {
- 0x42, 0x83, 0x1e, 0xc2, 0x21, 0x77, 0x74, 0x24,
- 0x4b, 0x72, 0x21, 0xb7, 0x84, 0xd0, 0xd4, 0x9c,
- 0xe3, 0xaa, 0x21, 0x2f, 0x2c, 0x02, 0xa4, 0xe0,
- 0x35, 0xc1, 0x7e, 0x23, 0x29, 0xac, 0xa1, 0x2e,
- 0x21, 0xd5, 0x14, 0xb2, 0x54, 0x66, 0x93, 0x1c,
- 0x7d, 0x8f, 0x6a, 0x5a, 0xac, 0x84, 0xaa, 0x05,
- 0x1b, 0xa3, 0x0b, 0x39, 0x6a, 0x0a, 0xac, 0x97,
- 0x3d, 0x58, 0xe0, 0x91
-};
-
-static const u8 T4[] = {
- 0x5b, 0xc9, 0x4f, 0xbc, 0x32, 0x21, 0xa5, 0xdb,
- 0x94, 0xfa, 0xe9, 0x5a, 0xe7, 0x12, 0x1a, 0x47
-};
-
-/* Test Case 5 */
-# define K5 K4
-# define P5 P4
-# define A5 A4
-static const u8 IV5[] = {
- 0xca, 0xfe, 0xba, 0xbe, 0xfa, 0xce, 0xdb, 0xad
-};
-
-static const u8 C5[] = {
- 0x61, 0x35, 0x3b, 0x4c, 0x28, 0x06, 0x93, 0x4a,
- 0x77, 0x7f, 0xf5, 0x1f, 0xa2, 0x2a, 0x47, 0x55,
- 0x69, 0x9b, 0x2a, 0x71, 0x4f, 0xcd, 0xc6, 0xf8,
- 0x37, 0x66, 0xe5, 0xf9, 0x7b, 0x6c, 0x74, 0x23,
- 0x73, 0x80, 0x69, 0x00, 0xe4, 0x9f, 0x24, 0xb2,
- 0x2b, 0x09, 0x75, 0x44, 0xd4, 0x89, 0x6b, 0x42,
- 0x49, 0x89, 0xb5, 0xe1, 0xeb, 0xac, 0x0f, 0x07,
- 0xc2, 0x3f, 0x45, 0x98
-};
-
-static const u8 T5[] = {
- 0x36, 0x12, 0xd2, 0xe7, 0x9e, 0x3b, 0x07, 0x85,
- 0x56, 0x1b, 0xe1, 0x4a, 0xac, 0xa2, 0xfc, 0xcb
-};
-
-/* Test Case 6 */
-# define K6 K5
-# define P6 P5
-# define A6 A5
-static const u8 IV6[] = {
- 0x93, 0x13, 0x22, 0x5d, 0xf8, 0x84, 0x06, 0xe5,
- 0x55, 0x90, 0x9c, 0x5a, 0xff, 0x52, 0x69, 0xaa,
- 0x6a, 0x7a, 0x95, 0x38, 0x53, 0x4f, 0x7d, 0xa1,
- 0xe4, 0xc3, 0x03, 0xd2, 0xa3, 0x18, 0xa7, 0x28,
- 0xc3, 0xc0, 0xc9, 0x51, 0x56, 0x80, 0x95, 0x39,
- 0xfc, 0xf0, 0xe2, 0x42, 0x9a, 0x6b, 0x52, 0x54,
- 0x16, 0xae, 0xdb, 0xf5, 0xa0, 0xde, 0x6a, 0x57,
- 0xa6, 0x37, 0xb3, 0x9b
-};
-
-static const u8 C6[] = {
- 0x8c, 0xe2, 0x49, 0x98, 0x62, 0x56, 0x15, 0xb6,
- 0x03, 0xa0, 0x33, 0xac, 0xa1, 0x3f, 0xb8, 0x94,
- 0xbe, 0x91, 0x12, 0xa5, 0xc3, 0xa2, 0x11, 0xa8,
- 0xba, 0x26, 0x2a, 0x3c, 0xca, 0x7e, 0x2c, 0xa7,
- 0x01, 0xe4, 0xa9, 0xa4, 0xfb, 0xa4, 0x3c, 0x90,
- 0xcc, 0xdc, 0xb2, 0x81, 0xd4, 0x8c, 0x7c, 0x6f,
- 0xd6, 0x28, 0x75, 0xd2, 0xac, 0xa4, 0x17, 0x03,
- 0x4c, 0x34, 0xae, 0xe5
-};
-
-static const u8 T6[] = {
- 0x61, 0x9c, 0xc5, 0xae, 0xff, 0xfe, 0x0b, 0xfa,
- 0x46, 0x2a, 0xf4, 0x3c, 0x16, 0x99, 0xd0, 0x50
-};
-
-/* Test Case 7 */
-static const u8 K7[24], *P7 = NULL, *A7 = NULL, IV7[12], *C7 = NULL;
-static const u8 T7[] = {
- 0xcd, 0x33, 0xb2, 0x8a, 0xc7, 0x73, 0xf7, 0x4b,
- 0xa0, 0x0e, 0xd1, 0xf3, 0x12, 0x57, 0x24, 0x35
-};
-
-/* Test Case 8 */
-# define K8 K7
-# define IV8 IV7
-# define A8 A7
-static const u8 P8[16];
-static const u8 C8[] = {
- 0x98, 0xe7, 0x24, 0x7c, 0x07, 0xf0, 0xfe, 0x41,
- 0x1c, 0x26, 0x7e, 0x43, 0x84, 0xb0, 0xf6, 0x00
-};
-
-static const u8 T8[] = {
- 0x2f, 0xf5, 0x8d, 0x80, 0x03, 0x39, 0x27, 0xab,
- 0x8e, 0xf4, 0xd4, 0x58, 0x75, 0x14, 0xf0, 0xfb
-};
-
-/* Test Case 9 */
-# define A9 A8
-static const u8 K9[] = {
- 0xfe, 0xff, 0xe9, 0x92, 0x86, 0x65, 0x73, 0x1c,
- 0x6d, 0x6a, 0x8f, 0x94, 0x67, 0x30, 0x83, 0x08,
- 0xfe, 0xff, 0xe9, 0x92, 0x86, 0x65, 0x73, 0x1c
-};
-
-static const u8 P9[] = {
- 0xd9, 0x31, 0x32, 0x25, 0xf8, 0x84, 0x06, 0xe5,
- 0xa5, 0x59, 0x09, 0xc5, 0xaf, 0xf5, 0x26, 0x9a,
- 0x86, 0xa7, 0xa9, 0x53, 0x15, 0x34, 0xf7, 0xda,
- 0x2e, 0x4c, 0x30, 0x3d, 0x8a, 0x31, 0x8a, 0x72,
- 0x1c, 0x3c, 0x0c, 0x95, 0x95, 0x68, 0x09, 0x53,
- 0x2f, 0xcf, 0x0e, 0x24, 0x49, 0xa6, 0xb5, 0x25,
- 0xb1, 0x6a, 0xed, 0xf5, 0xaa, 0x0d, 0xe6, 0x57,
- 0xba, 0x63, 0x7b, 0x39, 0x1a, 0xaf, 0xd2, 0x55
-};
-
-static const u8 IV9[] = {
- 0xca, 0xfe, 0xba, 0xbe, 0xfa, 0xce, 0xdb, 0xad,
- 0xde, 0xca, 0xf8, 0x88
-};
-
-static const u8 C9[] = {
- 0x39, 0x80, 0xca, 0x0b, 0x3c, 0x00, 0xe8, 0x41,
- 0xeb, 0x06, 0xfa, 0xc4, 0x87, 0x2a, 0x27, 0x57,
- 0x85, 0x9e, 0x1c, 0xea, 0xa6, 0xef, 0xd9, 0x84,
- 0x62, 0x85, 0x93, 0xb4, 0x0c, 0xa1, 0xe1, 0x9c,
- 0x7d, 0x77, 0x3d, 0x00, 0xc1, 0x44, 0xc5, 0x25,
- 0xac, 0x61, 0x9d, 0x18, 0xc8, 0x4a, 0x3f, 0x47,
- 0x18, 0xe2, 0x44, 0x8b, 0x2f, 0xe3, 0x24, 0xd9,
- 0xcc, 0xda, 0x27, 0x10, 0xac, 0xad, 0xe2, 0x56
-};
-
-static const u8 T9[] = {
- 0x99, 0x24, 0xa7, 0xc8, 0x58, 0x73, 0x36, 0xbf,
- 0xb1, 0x18, 0x02, 0x4d, 0xb8, 0x67, 0x4a, 0x14
-};
-
-/* Test Case 10 */
-# define K10 K9
-# define IV10 IV9
-static const u8 P10[] = {
- 0xd9, 0x31, 0x32, 0x25, 0xf8, 0x84, 0x06, 0xe5,
- 0xa5, 0x59, 0x09, 0xc5, 0xaf, 0xf5, 0x26, 0x9a,
- 0x86, 0xa7, 0xa9, 0x53, 0x15, 0x34, 0xf7, 0xda,
- 0x2e, 0x4c, 0x30, 0x3d, 0x8a, 0x31, 0x8a, 0x72,
- 0x1c, 0x3c, 0x0c, 0x95, 0x95, 0x68, 0x09, 0x53,
- 0x2f, 0xcf, 0x0e, 0x24, 0x49, 0xa6, 0xb5, 0x25,
- 0xb1, 0x6a, 0xed, 0xf5, 0xaa, 0x0d, 0xe6, 0x57,
- 0xba, 0x63, 0x7b, 0x39
-};
-
-static const u8 A10[] = {
- 0xfe, 0xed, 0xfa, 0xce, 0xde, 0xad, 0xbe, 0xef,
- 0xfe, 0xed, 0xfa, 0xce, 0xde, 0xad, 0xbe, 0xef,
- 0xab, 0xad, 0xda, 0xd2
-};
-
-static const u8 C10[] = {
- 0x39, 0x80, 0xca, 0x0b, 0x3c, 0x00, 0xe8, 0x41,
- 0xeb, 0x06, 0xfa, 0xc4, 0x87, 0x2a, 0x27, 0x57,
- 0x85, 0x9e, 0x1c, 0xea, 0xa6, 0xef, 0xd9, 0x84,
- 0x62, 0x85, 0x93, 0xb4, 0x0c, 0xa1, 0xe1, 0x9c,
- 0x7d, 0x77, 0x3d, 0x00, 0xc1, 0x44, 0xc5, 0x25,
- 0xac, 0x61, 0x9d, 0x18, 0xc8, 0x4a, 0x3f, 0x47,
- 0x18, 0xe2, 0x44, 0x8b, 0x2f, 0xe3, 0x24, 0xd9,
- 0xcc, 0xda, 0x27, 0x10
-};
-
-static const u8 T10[] = {
- 0x25, 0x19, 0x49, 0x8e, 0x80, 0xf1, 0x47, 0x8f,
- 0x37, 0xba, 0x55, 0xbd, 0x6d, 0x27, 0x61, 0x8c
-};
-
-/* Test Case 11 */
-# define K11 K10
-# define P11 P10
-# define A11 A10
-static const u8 IV11[] = { 0xca, 0xfe, 0xba, 0xbe, 0xfa, 0xce, 0xdb, 0xad };
-
-static const u8 C11[] = {
- 0x0f, 0x10, 0xf5, 0x99, 0xae, 0x14, 0xa1, 0x54,
- 0xed, 0x24, 0xb3, 0x6e, 0x25, 0x32, 0x4d, 0xb8,
- 0xc5, 0x66, 0x63, 0x2e, 0xf2, 0xbb, 0xb3, 0x4f,
- 0x83, 0x47, 0x28, 0x0f, 0xc4, 0x50, 0x70, 0x57,
- 0xfd, 0xdc, 0x29, 0xdf, 0x9a, 0x47, 0x1f, 0x75,
- 0xc6, 0x65, 0x41, 0xd4, 0xd4, 0xda, 0xd1, 0xc9,
- 0xe9, 0x3a, 0x19, 0xa5, 0x8e, 0x8b, 0x47, 0x3f,
- 0xa0, 0xf0, 0x62, 0xf7
-};
-
-static const u8 T11[] = {
- 0x65, 0xdc, 0xc5, 0x7f, 0xcf, 0x62, 0x3a, 0x24,
- 0x09, 0x4f, 0xcc, 0xa4, 0x0d, 0x35, 0x33, 0xf8
-};
-
-/* Test Case 12 */
-# define K12 K11
-# define P12 P11
-# define A12 A11
-static const u8 IV12[] = {
- 0x93, 0x13, 0x22, 0x5d, 0xf8, 0x84, 0x06, 0xe5,
- 0x55, 0x90, 0x9c, 0x5a, 0xff, 0x52, 0x69, 0xaa,
- 0x6a, 0x7a, 0x95, 0x38, 0x53, 0x4f, 0x7d, 0xa1,
- 0xe4, 0xc3, 0x03, 0xd2, 0xa3, 0x18, 0xa7, 0x28,
- 0xc3, 0xc0, 0xc9, 0x51, 0x56, 0x80, 0x95, 0x39,
- 0xfc, 0xf0, 0xe2, 0x42, 0x9a, 0x6b, 0x52, 0x54,
- 0x16, 0xae, 0xdb, 0xf5, 0xa0, 0xde, 0x6a, 0x57,
- 0xa6, 0x37, 0xb3, 0x9b
-};
-
-static const u8 C12[] = {
- 0xd2, 0x7e, 0x88, 0x68, 0x1c, 0xe3, 0x24, 0x3c,
- 0x48, 0x30, 0x16, 0x5a, 0x8f, 0xdc, 0xf9, 0xff,
- 0x1d, 0xe9, 0xa1, 0xd8, 0xe6, 0xb4, 0x47, 0xef,
- 0x6e, 0xf7, 0xb7, 0x98, 0x28, 0x66, 0x6e, 0x45,
- 0x81, 0xe7, 0x90, 0x12, 0xaf, 0x34, 0xdd, 0xd9,
- 0xe2, 0xf0, 0x37, 0x58, 0x9b, 0x29, 0x2d, 0xb3,
- 0xe6, 0x7c, 0x03, 0x67, 0x45, 0xfa, 0x22, 0xe7,
- 0xe9, 0xb7, 0x37, 0x3b
-};
-
-static const u8 T12[] = {
- 0xdc, 0xf5, 0x66, 0xff, 0x29, 0x1c, 0x25, 0xbb,
- 0xb8, 0x56, 0x8f, 0xc3, 0xd3, 0x76, 0xa6, 0xd9
-};
-
-/* Test Case 13 */
-static const u8 K13[32], *P13 = NULL, *A13 = NULL, IV13[12], *C13 = NULL;
-static const u8 T13[] = {
- 0x53, 0x0f, 0x8a, 0xfb, 0xc7, 0x45, 0x36, 0xb9,
- 0xa9, 0x63, 0xb4, 0xf1, 0xc4, 0xcb, 0x73, 0x8b
-};
-
-/* Test Case 14 */
-# define K14 K13
-# define A14 A13
-static const u8 P14[16], IV14[12];
-static const u8 C14[] = {
- 0xce, 0xa7, 0x40, 0x3d, 0x4d, 0x60, 0x6b, 0x6e,
- 0x07, 0x4e, 0xc5, 0xd3, 0xba, 0xf3, 0x9d, 0x18
-};
-
-static const u8 T14[] = {
- 0xd0, 0xd1, 0xc8, 0xa7, 0x99, 0x99, 0x6b, 0xf0,
- 0x26, 0x5b, 0x98, 0xb5, 0xd4, 0x8a, 0xb9, 0x19
-};
-
-/* Test Case 15 */
-# define A15 A14
-static const u8 K15[] = {
- 0xfe, 0xff, 0xe9, 0x92, 0x86, 0x65, 0x73, 0x1c,
- 0x6d, 0x6a, 0x8f, 0x94, 0x67, 0x30, 0x83, 0x08,
- 0xfe, 0xff, 0xe9, 0x92, 0x86, 0x65, 0x73, 0x1c,
- 0x6d, 0x6a, 0x8f, 0x94, 0x67, 0x30, 0x83, 0x08
-};
-
-static const u8 P15[] = {
- 0xd9, 0x31, 0x32, 0x25, 0xf8, 0x84, 0x06, 0xe5,
- 0xa5, 0x59, 0x09, 0xc5, 0xaf, 0xf5, 0x26, 0x9a,
- 0x86, 0xa7, 0xa9, 0x53, 0x15, 0x34, 0xf7, 0xda,
- 0x2e, 0x4c, 0x30, 0x3d, 0x8a, 0x31, 0x8a, 0x72,
- 0x1c, 0x3c, 0x0c, 0x95, 0x95, 0x68, 0x09, 0x53,
- 0x2f, 0xcf, 0x0e, 0x24, 0x49, 0xa6, 0xb5, 0x25,
- 0xb1, 0x6a, 0xed, 0xf5, 0xaa, 0x0d, 0xe6, 0x57,
- 0xba, 0x63, 0x7b, 0x39, 0x1a, 0xaf, 0xd2, 0x55
-};
-
-static const u8 IV15[] = {
- 0xca, 0xfe, 0xba, 0xbe, 0xfa, 0xce, 0xdb, 0xad,
- 0xde, 0xca, 0xf8, 0x88
-};
-
-static const u8 C15[] = {
- 0x52, 0x2d, 0xc1, 0xf0, 0x99, 0x56, 0x7d, 0x07,
- 0xf4, 0x7f, 0x37, 0xa3, 0x2a, 0x84, 0x42, 0x7d,
- 0x64, 0x3a, 0x8c, 0xdc, 0xbf, 0xe5, 0xc0, 0xc9,
- 0x75, 0x98, 0xa2, 0xbd, 0x25, 0x55, 0xd1, 0xaa,
- 0x8c, 0xb0, 0x8e, 0x48, 0x59, 0x0d, 0xbb, 0x3d,
- 0xa7, 0xb0, 0x8b, 0x10, 0x56, 0x82, 0x88, 0x38,
- 0xc5, 0xf6, 0x1e, 0x63, 0x93, 0xba, 0x7a, 0x0a,
- 0xbc, 0xc9, 0xf6, 0x62, 0x89, 0x80, 0x15, 0xad
-};
-
-static const u8 T15[] = {
- 0xb0, 0x94, 0xda, 0xc5, 0xd9, 0x34, 0x71, 0xbd,
- 0xec, 0x1a, 0x50, 0x22, 0x70, 0xe3, 0xcc, 0x6c
-};
-
-/* Test Case 16 */
-# define K16 K15
-# define IV16 IV15
-static const u8 P16[] = {
- 0xd9, 0x31, 0x32, 0x25, 0xf8, 0x84, 0x06, 0xe5,
- 0xa5, 0x59, 0x09, 0xc5, 0xaf, 0xf5, 0x26, 0x9a,
- 0x86, 0xa7, 0xa9, 0x53, 0x15, 0x34, 0xf7, 0xda,
- 0x2e, 0x4c, 0x30, 0x3d, 0x8a, 0x31, 0x8a, 0x72,
- 0x1c, 0x3c, 0x0c, 0x95, 0x95, 0x68, 0x09, 0x53,
- 0x2f, 0xcf, 0x0e, 0x24, 0x49, 0xa6, 0xb5, 0x25,
- 0xb1, 0x6a, 0xed, 0xf5, 0xaa, 0x0d, 0xe6, 0x57,
- 0xba, 0x63, 0x7b, 0x39
-};
-
-static const u8 A16[] = {
- 0xfe, 0xed, 0xfa, 0xce, 0xde, 0xad, 0xbe, 0xef,
- 0xfe, 0xed, 0xfa, 0xce, 0xde, 0xad, 0xbe, 0xef,
- 0xab, 0xad, 0xda, 0xd2
-};
-
-static const u8 C16[] = {
- 0x52, 0x2d, 0xc1, 0xf0, 0x99, 0x56, 0x7d, 0x07,
- 0xf4, 0x7f, 0x37, 0xa3, 0x2a, 0x84, 0x42, 0x7d,
- 0x64, 0x3a, 0x8c, 0xdc, 0xbf, 0xe5, 0xc0, 0xc9,
- 0x75, 0x98, 0xa2, 0xbd, 0x25, 0x55, 0xd1, 0xaa,
- 0x8c, 0xb0, 0x8e, 0x48, 0x59, 0x0d, 0xbb, 0x3d,
- 0xa7, 0xb0, 0x8b, 0x10, 0x56, 0x82, 0x88, 0x38,
- 0xc5, 0xf6, 0x1e, 0x63, 0x93, 0xba, 0x7a, 0x0a,
- 0xbc, 0xc9, 0xf6, 0x62
-};
-
-static const u8 T16[] = {
- 0x76, 0xfc, 0x6e, 0xce, 0x0f, 0x4e, 0x17, 0x68,
- 0xcd, 0xdf, 0x88, 0x53, 0xbb, 0x2d, 0x55, 0x1b
-};
-
-/* Test Case 17 */
-# define K17 K16
-# define P17 P16
-# define A17 A16
-static const u8 IV17[] = { 0xca, 0xfe, 0xba, 0xbe, 0xfa, 0xce, 0xdb, 0xad };
-
-static const u8 C17[] = {
- 0xc3, 0x76, 0x2d, 0xf1, 0xca, 0x78, 0x7d, 0x32,
- 0xae, 0x47, 0xc1, 0x3b, 0xf1, 0x98, 0x44, 0xcb,
- 0xaf, 0x1a, 0xe1, 0x4d, 0x0b, 0x97, 0x6a, 0xfa,
- 0xc5, 0x2f, 0xf7, 0xd7, 0x9b, 0xba, 0x9d, 0xe0,
- 0xfe, 0xb5, 0x82, 0xd3, 0x39, 0x34, 0xa4, 0xf0,
- 0x95, 0x4c, 0xc2, 0x36, 0x3b, 0xc7, 0x3f, 0x78,
- 0x62, 0xac, 0x43, 0x0e, 0x64, 0xab, 0xe4, 0x99,
- 0xf4, 0x7c, 0x9b, 0x1f
-};
-
-static const u8 T17[] = {
- 0x3a, 0x33, 0x7d, 0xbf, 0x46, 0xa7, 0x92, 0xc4,
- 0x5e, 0x45, 0x49, 0x13, 0xfe, 0x2e, 0xa8, 0xf2
-};
-
-/* Test Case 18 */
-# define K18 K17
-# define P18 P17
-# define A18 A17
-static const u8 IV18[] = {
- 0x93, 0x13, 0x22, 0x5d, 0xf8, 0x84, 0x06, 0xe5,
- 0x55, 0x90, 0x9c, 0x5a, 0xff, 0x52, 0x69, 0xaa,
- 0x6a, 0x7a, 0x95, 0x38, 0x53, 0x4f, 0x7d, 0xa1,
- 0xe4, 0xc3, 0x03, 0xd2, 0xa3, 0x18, 0xa7, 0x28,
- 0xc3, 0xc0, 0xc9, 0x51, 0x56, 0x80, 0x95, 0x39,
- 0xfc, 0xf0, 0xe2, 0x42, 0x9a, 0x6b, 0x52, 0x54,
- 0x16, 0xae, 0xdb, 0xf5, 0xa0, 0xde, 0x6a, 0x57,
- 0xa6, 0x37, 0xb3, 0x9b
-};
-
-static const u8 C18[] = {
- 0x5a, 0x8d, 0xef, 0x2f, 0x0c, 0x9e, 0x53, 0xf1,
- 0xf7, 0x5d, 0x78, 0x53, 0x65, 0x9e, 0x2a, 0x20,
- 0xee, 0xb2, 0xb2, 0x2a, 0xaf, 0xde, 0x64, 0x19,
- 0xa0, 0x58, 0xab, 0x4f, 0x6f, 0x74, 0x6b, 0xf4,
- 0x0f, 0xc0, 0xc3, 0xb7, 0x80, 0xf2, 0x44, 0x45,
- 0x2d, 0xa3, 0xeb, 0xf1, 0xc5, 0xd8, 0x2c, 0xde,
- 0xa2, 0x41, 0x89, 0x97, 0x20, 0x0e, 0xf8, 0x2e,
- 0x44, 0xae, 0x7e, 0x3f
-};
-
-static const u8 T18[] = {
- 0xa4, 0x4a, 0x82, 0x66, 0xee, 0x1c, 0x8e, 0xb0,
- 0xc8, 0xb5, 0xd4, 0xcf, 0x5a, 0xe9, 0xf1, 0x9a
-};
-
-/* Test Case 19 */
-# define K19 K1
-# define P19 P1
-# define IV19 IV1
-# define C19 C1
-static const u8 A19[] = {
- 0xd9, 0x31, 0x32, 0x25, 0xf8, 0x84, 0x06, 0xe5,
- 0xa5, 0x59, 0x09, 0xc5, 0xaf, 0xf5, 0x26, 0x9a,
- 0x86, 0xa7, 0xa9, 0x53, 0x15, 0x34, 0xf7, 0xda,
- 0x2e, 0x4c, 0x30, 0x3d, 0x8a, 0x31, 0x8a, 0x72,
- 0x1c, 0x3c, 0x0c, 0x95, 0x95, 0x68, 0x09, 0x53,
- 0x2f, 0xcf, 0x0e, 0x24, 0x49, 0xa6, 0xb5, 0x25,
- 0xb1, 0x6a, 0xed, 0xf5, 0xaa, 0x0d, 0xe6, 0x57,
- 0xba, 0x63, 0x7b, 0x39, 0x1a, 0xaf, 0xd2, 0x55,
- 0x52, 0x2d, 0xc1, 0xf0, 0x99, 0x56, 0x7d, 0x07,
- 0xf4, 0x7f, 0x37, 0xa3, 0x2a, 0x84, 0x42, 0x7d,
- 0x64, 0x3a, 0x8c, 0xdc, 0xbf, 0xe5, 0xc0, 0xc9,
- 0x75, 0x98, 0xa2, 0xbd, 0x25, 0x55, 0xd1, 0xaa,
- 0x8c, 0xb0, 0x8e, 0x48, 0x59, 0x0d, 0xbb, 0x3d,
- 0xa7, 0xb0, 0x8b, 0x10, 0x56, 0x82, 0x88, 0x38,
- 0xc5, 0xf6, 0x1e, 0x63, 0x93, 0xba, 0x7a, 0x0a,
- 0xbc, 0xc9, 0xf6, 0x62, 0x89, 0x80, 0x15, 0xad
-};
-
-static const u8 T19[] = {
- 0x5f, 0xea, 0x79, 0x3a, 0x2d, 0x6f, 0x97, 0x4d,
- 0x37, 0xe6, 0x8e, 0x0c, 0xb8, 0xff, 0x94, 0x92
-};
-
-/* Test Case 20 */
-# define K20 K1
-# define A20 A1
-/* this results in 0xff in counter LSB */
-static const u8 IV20[64] = { 0xff, 0xff, 0xff, 0xff };
-
-static const u8 P20[288];
-static const u8 C20[] = {
- 0x56, 0xb3, 0x37, 0x3c, 0xa9, 0xef, 0x6e, 0x4a,
- 0x2b, 0x64, 0xfe, 0x1e, 0x9a, 0x17, 0xb6, 0x14,
- 0x25, 0xf1, 0x0d, 0x47, 0xa7, 0x5a, 0x5f, 0xce,
- 0x13, 0xef, 0xc6, 0xbc, 0x78, 0x4a, 0xf2, 0x4f,
- 0x41, 0x41, 0xbd, 0xd4, 0x8c, 0xf7, 0xc7, 0x70,
- 0x88, 0x7a, 0xfd, 0x57, 0x3c, 0xca, 0x54, 0x18,
- 0xa9, 0xae, 0xff, 0xcd, 0x7c, 0x5c, 0xed, 0xdf,
- 0xc6, 0xa7, 0x83, 0x97, 0xb9, 0xa8, 0x5b, 0x49,
- 0x9d, 0xa5, 0x58, 0x25, 0x72, 0x67, 0xca, 0xab,
- 0x2a, 0xd0, 0xb2, 0x3c, 0xa4, 0x76, 0xa5, 0x3c,
- 0xb1, 0x7f, 0xb4, 0x1c, 0x4b, 0x8b, 0x47, 0x5c,
- 0xb4, 0xf3, 0xf7, 0x16, 0x50, 0x94, 0xc2, 0x29,
- 0xc9, 0xe8, 0xc4, 0xdc, 0x0a, 0x2a, 0x5f, 0xf1,
- 0x90, 0x3e, 0x50, 0x15, 0x11, 0x22, 0x13, 0x76,
- 0xa1, 0xcd, 0xb8, 0x36, 0x4c, 0x50, 0x61, 0xa2,
- 0x0c, 0xae, 0x74, 0xbc, 0x4a, 0xcd, 0x76, 0xce,
- 0xb0, 0xab, 0xc9, 0xfd, 0x32, 0x17, 0xef, 0x9f,
- 0x8c, 0x90, 0xbe, 0x40, 0x2d, 0xdf, 0x6d, 0x86,
- 0x97, 0xf4, 0xf8, 0x80, 0xdf, 0xf1, 0x5b, 0xfb,
- 0x7a, 0x6b, 0x28, 0x24, 0x1e, 0xc8, 0xfe, 0x18,
- 0x3c, 0x2d, 0x59, 0xe3, 0xf9, 0xdf, 0xff, 0x65,
- 0x3c, 0x71, 0x26, 0xf0, 0xac, 0xb9, 0xe6, 0x42,
- 0x11, 0xf4, 0x2b, 0xae, 0x12, 0xaf, 0x46, 0x2b,
- 0x10, 0x70, 0xbe, 0xf1, 0xab, 0x5e, 0x36, 0x06,
- 0x87, 0x2c, 0xa1, 0x0d, 0xee, 0x15, 0xb3, 0x24,
- 0x9b, 0x1a, 0x1b, 0x95, 0x8f, 0x23, 0x13, 0x4c,
- 0x4b, 0xcc, 0xb7, 0xd0, 0x32, 0x00, 0xbc, 0xe4,
- 0x20, 0xa2, 0xf8, 0xeb, 0x66, 0xdc, 0xf3, 0x64,
- 0x4d, 0x14, 0x23, 0xc1, 0xb5, 0x69, 0x90, 0x03,
- 0xc1, 0x3e, 0xce, 0xf4, 0xbf, 0x38, 0xa3, 0xb6,
- 0x0e, 0xed, 0xc3, 0x40, 0x33, 0xba, 0xc1, 0x90,
- 0x27, 0x83, 0xdc, 0x6d, 0x89, 0xe2, 0xe7, 0x74,
- 0x18, 0x8a, 0x43, 0x9c, 0x7e, 0xbc, 0xc0, 0x67,
- 0x2d, 0xbd, 0xa4, 0xdd, 0xcf, 0xb2, 0x79, 0x46,
- 0x13, 0xb0, 0xbe, 0x41, 0x31, 0x5e, 0xf7, 0x78,
- 0x70, 0x8a, 0x70, 0xee, 0x7d, 0x75, 0x16, 0x5c
-};
-
-static const u8 T20[] = {
- 0x8b, 0x30, 0x7f, 0x6b, 0x33, 0x28, 0x6d, 0x0a,
- 0xb0, 0x26, 0xa9, 0xed, 0x3f, 0xe1, 0xe8, 0x5f
-};
-
-# define TEST_CASE(n) do { \
- u8 out[sizeof(P##n)]; \
- AES_set_encrypt_key(K##n,sizeof(K##n)*8,&key); \
- CRYPTO_gcm128_init(&ctx,&key,(block128_f)AES_encrypt); \
- CRYPTO_gcm128_setiv(&ctx,IV##n,sizeof(IV##n)); \
- memset(out,0,sizeof(out)); \
- if (A##n) CRYPTO_gcm128_aad(&ctx,A##n,sizeof(A##n)); \
- if (P##n) CRYPTO_gcm128_encrypt(&ctx,P##n,out,sizeof(out)); \
- if (CRYPTO_gcm128_finish(&ctx,T##n,16) || \
- (C##n && memcmp(out,C##n,sizeof(out)))) \
- ret++, printf ("encrypt test#%d failed.\n",n); \
- CRYPTO_gcm128_setiv(&ctx,IV##n,sizeof(IV##n)); \
- memset(out,0,sizeof(out)); \
- if (A##n) CRYPTO_gcm128_aad(&ctx,A##n,sizeof(A##n)); \
- if (C##n) CRYPTO_gcm128_decrypt(&ctx,C##n,out,sizeof(out)); \
- if (CRYPTO_gcm128_finish(&ctx,T##n,16) || \
- (P##n && memcmp(out,P##n,sizeof(out)))) \
- ret++, printf ("decrypt test#%d failed.\n",n); \
- } while(0)
-
-int main()
-{
- GCM128_CONTEXT ctx;
- AES_KEY key;
- int ret = 0;
-
- TEST_CASE(1);
- TEST_CASE(2);
- TEST_CASE(3);
- TEST_CASE(4);
- TEST_CASE(5);
- TEST_CASE(6);
- TEST_CASE(7);
- TEST_CASE(8);
- TEST_CASE(9);
- TEST_CASE(10);
- TEST_CASE(11);
- TEST_CASE(12);
- TEST_CASE(13);
- TEST_CASE(14);
- TEST_CASE(15);
- TEST_CASE(16);
- TEST_CASE(17);
- TEST_CASE(18);
- TEST_CASE(19);
- TEST_CASE(20);
-
-# ifdef OPENSSL_CPUID_OBJ
- {
- size_t start, stop, gcm_t, ctr_t, OPENSSL_rdtsc();
- union {
- u64 u;
- u8 c[1024];
- } buf;
- int i;
-
- AES_set_encrypt_key(K1, sizeof(K1) * 8, &key);
- CRYPTO_gcm128_init(&ctx, &key, (block128_f) AES_encrypt);
- CRYPTO_gcm128_setiv(&ctx, IV1, sizeof(IV1));
-
- CRYPTO_gcm128_encrypt(&ctx, buf.c, buf.c, sizeof(buf));
- start = OPENSSL_rdtsc();
- CRYPTO_gcm128_encrypt(&ctx, buf.c, buf.c, sizeof(buf));
- gcm_t = OPENSSL_rdtsc() - start;
-
- CRYPTO_ctr128_encrypt(buf.c, buf.c, sizeof(buf),
- &key, ctx.Yi.c, ctx.EKi.c, &ctx.mres,
- (block128_f) AES_encrypt);
- start = OPENSSL_rdtsc();
- CRYPTO_ctr128_encrypt(buf.c, buf.c, sizeof(buf),
- &key, ctx.Yi.c, ctx.EKi.c, &ctx.mres,
- (block128_f) AES_encrypt);
- ctr_t = OPENSSL_rdtsc() - start;
-
- printf("%.2f-%.2f=%.2f\n",
- gcm_t / (double)sizeof(buf),
- ctr_t / (double)sizeof(buf),
- (gcm_t - ctr_t) / (double)sizeof(buf));
-# ifdef GHASH
- {
- void (*gcm_ghash_p) (u64 Xi[2], const u128 Htable[16],
- const u8 *inp, size_t len) = ctx.ghash;
-
- GHASH((&ctx), buf.c, sizeof(buf));
- start = OPENSSL_rdtsc();
- for (i = 0; i < 100; ++i)
- GHASH((&ctx), buf.c, sizeof(buf));
- gcm_t = OPENSSL_rdtsc() - start;
- printf("%.2f\n", gcm_t / (double)sizeof(buf) / (double)i);
- }
-# endif
- }
-# endif
-
- return ret;
-}
-#endif
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