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evp/e_aes_cbc_hmac_sha*.c: improve cache locality.
[oweals/openssl.git]
/
crypto
/
evp
/
bio_md.c
diff --git
a/crypto/evp/bio_md.c
b/crypto/evp/bio_md.c
index 27ec62f4b55064583267072a9917426a734a257f..144fdfd56a0ec047d9ccd41bae96ba04ed3ea94e 100644
(file)
--- a/
crypto/evp/bio_md.c
+++ b/
crypto/evp/bio_md.c
@@
-130,8
+130,8
@@
static int md_read(BIO *b, char *out, int outl)
{
if (ret > 0)
{
{
if (ret > 0)
{
- EVP_DigestUpdate(ctx,(unsigned char *)out,
- (unsigned int)ret);
+
if (
EVP_DigestUpdate(ctx,(unsigned char *)out,
+ (unsigned int)ret)
<=0) return (-1)
;
}
}
BIO_clear_retry_flags(b);
}
}
BIO_clear_retry_flags(b);
@@
-153,12
+153,19
@@
static int md_write(BIO *b, const char *in, int inl)
{
if (ret > 0)
{
{
if (ret > 0)
{
- EVP_DigestUpdate(ctx,(unsigned char *)in,
- (unsigned int)ret);
+ if (!EVP_DigestUpdate(ctx,(const unsigned char *)in,
+ (unsigned int)ret))
+ {
+ BIO_clear_retry_flags(b);
+ return 0;
+ }
}
}
}
}
- BIO_clear_retry_flags(b);
- BIO_copy_next_retry(b);
+ if(b->next_bio != NULL)
+ {
+ BIO_clear_retry_flags(b);
+ BIO_copy_next_retry(b);
+ }
return(ret);
}
return(ret);
}
@@
-192,11
+199,13
@@
static long md_ctrl(BIO *b, int cmd, long num, void *ptr)
ret=0;
break;
case BIO_C_GET_MD_CTX:
ret=0;
break;
case BIO_C_GET_MD_CTX:
+ pctx=ptr;
+ *pctx=ctx;
+ b->init = 1;
+ break;
+ case BIO_C_SET_MD_CTX:
if (b->init)
if (b->init)
- {
- pctx=ptr;
- *pctx=ctx;
- }
+ b->ptr=ptr;
else
ret=0;
break;
else
ret=0;
break;
@@
-215,7
+224,8
@@
static long md_ctrl(BIO *b, int cmd, long num, void *ptr)
case BIO_CTRL_DUP:
dbio=ptr;
dctx=dbio->ptr;
case BIO_CTRL_DUP:
dbio=ptr;
dctx=dbio->ptr;
- EVP_MD_CTX_copy_ex(dctx,ctx);
+ if (!EVP_MD_CTX_copy_ex(dctx,ctx))
+ return 0;
b->init=1;
break;
default:
b->init=1;
break;
default:
@@
-248,7
+258,9
@@
static int md_gets(BIO *bp, char *buf, int size)
ctx=bp->ptr;
if (size < ctx->digest->md_size)
return(0);
ctx=bp->ptr;
if (size < ctx->digest->md_size)
return(0);
- EVP_DigestFinal_ex(ctx,(unsigned char *)buf,&ret);
+ if (EVP_DigestFinal_ex(ctx,(unsigned char *)buf,&ret)<=0)
+ return -1;
+
return((int)ret);
}
return((int)ret);
}