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-rw-r--r--crypto/evp/e_aes_cbc_hmac_sha1.c40
-rw-r--r--crypto/evp/e_aes_cbc_hmac_sha256.c50
2 files changed, 43 insertions, 47 deletions
diff --git a/crypto/evp/e_aes_cbc_hmac_sha1.c b/crypto/evp/e_aes_cbc_hmac_sha1.c
index 6ece66f27a..b2d797dba2 100644
--- a/crypto/evp/e_aes_cbc_hmac_sha1.c
+++ b/crypto/evp/e_aes_cbc_hmac_sha1.c
@@ -210,6 +210,8 @@ static size_t tls1_1_multi_block_encrypt(EVP_AES_HMAC_SHA1 *key,
u8 *IVs;
#if defined(BSWAP8)
u64 seqnum;
+#else
+ unsigned int carry,j;
#endif
if (RAND_bytes((IVs=blocks[0].c),16*x4)<=0) /* ask for IVs in bulk */
@@ -257,13 +259,9 @@ static size_t tls1_1_multi_block_encrypt(EVP_AES_HMAC_SHA1 *key,
#if defined(BSWAP8)
blocks[i].q[0] = BSWAP8(seqnum+i);
#else
- blocks[i].c[7] += ((u8*)key->md.data)[7]+i;
- if (blocks[i].c[7] < i) {
- int j;
-
- for (j=6;j>=0;j--) {
- if (blocks[i].c[j]=((u8*)key->md.data)[j]+1) break;
- }
+ for (carry=i,j=8;j--;) {
+ blocks[i].c[j] = ((u8*)key->md.data)[j]+carry;
+ carry = (blocks[i].c[j]-carry)>>(sizeof(carry)*8-1);
}
#endif
blocks[i].c[8] = ((u8*)key->md.data)[8];
@@ -331,10 +329,10 @@ static size_t tls1_1_multi_block_encrypt(EVP_AES_HMAC_SHA1 *key,
len += 64+13; /* 64 is HMAC header */
len *= 8; /* convert to bits */
if (off<(64-8)) {
- blocks[i].d[15] = BSWAP4(len);
+ PUTU32(blocks[i].c+60,len);
edges[i].blocks = 1;
} else {
- blocks[i].d[31] = BSWAP4(len);
+ PUTU32(blocks[i].c+124,len);
edges[i].blocks = 2;
}
edges[i].ptr = blocks[i].c;
@@ -345,13 +343,13 @@ static size_t tls1_1_multi_block_encrypt(EVP_AES_HMAC_SHA1 *key,
memset(blocks,0,sizeof(blocks));
for (i=0;i<x4;i++) {
- blocks[i].d[0] = BSWAP4(ctx->A[i]); ctx->A[i] = key->tail.h0;
- blocks[i].d[1] = BSWAP4(ctx->B[i]); ctx->B[i] = key->tail.h1;
- blocks[i].d[2] = BSWAP4(ctx->C[i]); ctx->C[i] = key->tail.h2;
- blocks[i].d[3] = BSWAP4(ctx->D[i]); ctx->D[i] = key->tail.h3;
- blocks[i].d[4] = BSWAP4(ctx->E[i]); ctx->E[i] = key->tail.h4;
+ PUTU32(blocks[i].c+0,ctx->A[i]); ctx->A[i] = key->tail.h0;
+ PUTU32(blocks[i].c+4,ctx->B[i]); ctx->B[i] = key->tail.h1;
+ PUTU32(blocks[i].c+8,ctx->C[i]); ctx->C[i] = key->tail.h2;
+ PUTU32(blocks[i].c+12,ctx->D[i]); ctx->D[i] = key->tail.h3;
+ PUTU32(blocks[i].c+16,ctx->E[i]); ctx->E[i] = key->tail.h4;
blocks[i].c[20] = 0x80;
- blocks[i].d[15] = BSWAP4((64+20)*8);
+ PUTU32(blocks[i].c+60,(64+20)*8);
edges[i].ptr = blocks[i].c;
edges[i].blocks = 1;
}
@@ -369,11 +367,11 @@ static size_t tls1_1_multi_block_encrypt(EVP_AES_HMAC_SHA1 *key,
out += 5+16+len;
/* write MAC */
- ((u32 *)out)[0] = BSWAP4(ctx->A[i]);
- ((u32 *)out)[1] = BSWAP4(ctx->B[i]);
- ((u32 *)out)[2] = BSWAP4(ctx->C[i]);
- ((u32 *)out)[3] = BSWAP4(ctx->D[i]);
- ((u32 *)out)[4] = BSWAP4(ctx->E[i]);
+ PUTU32(out+0,ctx->A[i]);
+ PUTU32(out+4,ctx->B[i]);
+ PUTU32(out+8,ctx->C[i]);
+ PUTU32(out+12,ctx->D[i]);
+ PUTU32(out+16,ctx->E[i]);
out += 20;
len += 20;
@@ -822,7 +820,7 @@ static int aesni_cbc_hmac_sha1_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void
unsigned int n4x=1, x4;
unsigned int frag, last, packlen, inp_len;
- if (arg<sizeof(EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM)) return -1;
+ if (arg<(int)sizeof(EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM)) return -1;
inp_len = param->inp[11]<<8|param->inp[12];
diff --git a/crypto/evp/e_aes_cbc_hmac_sha256.c b/crypto/evp/e_aes_cbc_hmac_sha256.c
index df031cc1c0..63c6acda97 100644
--- a/crypto/evp/e_aes_cbc_hmac_sha256.c
+++ b/crypto/evp/e_aes_cbc_hmac_sha256.c
@@ -206,6 +206,8 @@ static size_t tls1_1_multi_block_encrypt(EVP_AES_HMAC_SHA256 *key,
u8 *IVs;
#if defined(BSWAP8)
u64 seqnum;
+#else
+ unsigned int carry,j;
#endif
if (RAND_bytes((IVs=blocks[0].c),16*x4)<=0) /* ask for IVs in bulk */
@@ -256,13 +258,9 @@ static size_t tls1_1_multi_block_encrypt(EVP_AES_HMAC_SHA256 *key,
#if defined(BSWAP8)
blocks[i].q[0] = BSWAP8(seqnum+i);
#else
- blocks[i].c[7] += ((u8*)key->md.data)[7]+i;
- if (blocks[i].c[7] < i) {
- int j;
-
- for (j=6;j>=0;j--) {
- if (blocks[i].c[j]=((u8*)key->md.data)[j]+1) break;
- }
+ for (carry=i,j=8;j--;) {
+ blocks[i].c[j] = ((u8*)key->md.data)[j]+carry;
+ carry = (blocks[i].c[j]-carry)>>(sizeof(carry)*8-1);
}
#endif
blocks[i].c[8] = ((u8*)key->md.data)[8];
@@ -330,10 +328,10 @@ static size_t tls1_1_multi_block_encrypt(EVP_AES_HMAC_SHA256 *key,
len += 64+13; /* 64 is HMAC header */
len *= 8; /* convert to bits */
if (off<(64-8)) {
- blocks[i].d[15] = BSWAP4(len);
+ PUTU32(blocks[i].c+60,len);
edges[i].blocks = 1;
} else {
- blocks[i].d[31] = BSWAP4(len);
+ PUTU32(blocks[i].c+124,len);
edges[i].blocks = 2;
}
edges[i].ptr = blocks[i].c;
@@ -344,16 +342,16 @@ static size_t tls1_1_multi_block_encrypt(EVP_AES_HMAC_SHA256 *key,
memset(blocks,0,sizeof(blocks));
for (i=0;i<x4;i++) {
- blocks[i].d[0] = BSWAP4(ctx->A[i]); ctx->A[i] = key->tail.h[0];
- blocks[i].d[1] = BSWAP4(ctx->B[i]); ctx->B[i] = key->tail.h[1];
- blocks[i].d[2] = BSWAP4(ctx->C[i]); ctx->C[i] = key->tail.h[2];
- blocks[i].d[3] = BSWAP4(ctx->D[i]); ctx->D[i] = key->tail.h[3];
- blocks[i].d[4] = BSWAP4(ctx->E[i]); ctx->E[i] = key->tail.h[4];
- blocks[i].d[5] = BSWAP4(ctx->F[i]); ctx->F[i] = key->tail.h[5];
- blocks[i].d[6] = BSWAP4(ctx->G[i]); ctx->G[i] = key->tail.h[6];
- blocks[i].d[7] = BSWAP4(ctx->H[i]); ctx->H[i] = key->tail.h[7];
+ PUTU32(blocks[i].c+0,ctx->A[i]); ctx->A[i] = key->tail.h[0];
+ PUTU32(blocks[i].c+4,ctx->B[i]); ctx->B[i] = key->tail.h[1];
+ PUTU32(blocks[i].c+8,ctx->C[i]); ctx->C[i] = key->tail.h[2];
+ PUTU32(blocks[i].c+12,ctx->D[i]); ctx->D[i] = key->tail.h[3];
+ PUTU32(blocks[i].c+16,ctx->E[i]); ctx->E[i] = key->tail.h[4];
+ PUTU32(blocks[i].c+20,ctx->F[i]); ctx->F[i] = key->tail.h[5];
+ PUTU32(blocks[i].c+24,ctx->G[i]); ctx->G[i] = key->tail.h[6];
+ PUTU32(blocks[i].c+28,ctx->H[i]); ctx->H[i] = key->tail.h[7];
blocks[i].c[32] = 0x80;
- blocks[i].d[15] = BSWAP4((64+32)*8);
+ PUTU32(blocks[i].c+60,(64+32)*8);
edges[i].ptr = blocks[i].c;
edges[i].blocks = 1;
}
@@ -371,14 +369,14 @@ static size_t tls1_1_multi_block_encrypt(EVP_AES_HMAC_SHA256 *key,
out += 5+16+len;
/* write MAC */
- ((u32 *)out)[0] = BSWAP4(ctx->A[i]);
- ((u32 *)out)[1] = BSWAP4(ctx->B[i]);
- ((u32 *)out)[2] = BSWAP4(ctx->C[i]);
- ((u32 *)out)[3] = BSWAP4(ctx->D[i]);
- ((u32 *)out)[4] = BSWAP4(ctx->E[i]);
- ((u32 *)out)[5] = BSWAP4(ctx->F[i]);
- ((u32 *)out)[6] = BSWAP4(ctx->G[i]);
- ((u32 *)out)[7] = BSWAP4(ctx->H[i]);
+ PUTU32(out+0,ctx->A[i]);
+ PUTU32(out+4,ctx->B[i]);
+ PUTU32(out+8,ctx->C[i]);
+ PUTU32(out+12,ctx->D[i]);
+ PUTU32(out+16,ctx->E[i]);
+ PUTU32(out+20,ctx->F[i]);
+ PUTU32(out+24,ctx->G[i]);
+ PUTU32(out+28,ctx->H[i]);
out += 32;
len += 32;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-03 03:20:17 +0100