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Revert "RT3425: constant-time evp_enc"
[oweals/openssl.git]
/
crypto
/
evp
/
openbsd_hw.c
diff --git
a/crypto/evp/openbsd_hw.c
b/crypto/evp/openbsd_hw.c
index 0554019489e7c40c24e738a534715d3dcafb1a9f..e5252e2e937a6accbc602d601872ce2df0ae0fab 100644
(file)
--- a/
crypto/evp/openbsd_hw.c
+++ b/
crypto/evp/openbsd_hw.c
@@
-326,7
+326,7
@@
static int dev_crypto_md5_init(EVP_MD_CTX *ctx)
static int do_digest(int ses,unsigned char *md,const void *data,int len)
{
struct crypt_op cryp;
static int do_digest(int ses,unsigned char *md,const void *data,int len)
{
struct crypt_op cryp;
- static unsigned char md5zero[16]=
+ static
const
unsigned char md5zero[16]=
{
0xd4,0x1d,0x8c,0xd9,0x8f,0x00,0xb2,0x04,
0xe9,0x80,0x09,0x98,0xec,0xf8,0x42,0x7e
{
0xd4,0x1d,0x8c,0xd9,0x8f,0x00,0xb2,0x04,
0xe9,0x80,0x09,0x98,0xec,0xf8,0x42,0x7e
@@
-382,11
+382,15
@@
static int dev_crypto_md5_update(EVP_MD_CTX *ctx,const void *data,
unsigned long len)
{
MD_DATA *md_data=ctx->md_data;
unsigned long len)
{
MD_DATA *md_data=ctx->md_data;
+ char *tmp_md_data;
if(ctx->flags&EVP_MD_CTX_FLAG_ONESHOT)
return do_digest(md_data->sess.ses,md_data->md,data,len);
if(ctx->flags&EVP_MD_CTX_FLAG_ONESHOT)
return do_digest(md_data->sess.ses,md_data->md,data,len);
- md_data->data=OPENSSL_realloc(md_data->data,md_data->len+len);
+ tmp_md_data=OPENSSL_realloc(md_data->data,md_data->len+len);
+ if (tmp_md_data == NULL)
+ return 0;
+ md_data->data=tmp_md_data;
memcpy(md_data->data+md_data->len,data,len);
md_data->len+=len;
memcpy(md_data->data+md_data->len,data,len);
md_data->len+=len;
@@
-423,6
+427,8
@@
static int dev_crypto_md5_copy(EVP_MD_CTX *to,const EVP_MD_CTX *from)
assert(from->digest->flags&EVP_MD_FLAG_ONESHOT);
to_md->data=OPENSSL_malloc(from_md->len);
assert(from->digest->flags&EVP_MD_FLAG_ONESHOT);
to_md->data=OPENSSL_malloc(from_md->len);
+ if (to_md->data == NULL)
+ return 0;
memcpy(to_md->data,from_md->data,from_md->len);
return 1;
memcpy(to_md->data,from_md->data,from_md->len);
return 1;