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authormarha <marha@users.sourceforge.net>2010-03-29 17:08:02 +0000
committermarha <marha@users.sourceforge.net>2010-03-29 17:08:02 +0000
commit15272ab4ed1e6250412fccd48200ed9eae59608f (patch)
treea5996ea67966a778a16565f19dfc2e7c7f49b376 /openssl/crypto/evp/bio_md.c
parent3827301b2ea5a45ac009c3bf9f08586ff40b8506 (diff)
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Updated to openssl 1.0.0
Diffstat (limited to 'openssl/crypto/evp/bio_md.c')
-rw-r--r--openssl/crypto/evp/bio_md.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/openssl/crypto/evp/bio_md.c b/openssl/crypto/evp/bio_md.c
index ed5c1135f..9841e32e1 100644
--- a/openssl/crypto/evp/bio_md.c
+++ b/openssl/crypto/evp/bio_md.c
@@ -130,8 +130,8 @@ static int md_read(BIO *b, char *out, int outl)
{
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);
@@ -157,8 +157,11 @@ static int md_write(BIO *b, const char *in, int inl)
(unsigned int)ret);
}
}
- 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);
}
@@ -194,6 +197,7 @@ static long md_ctrl(BIO *b, int cmd, long num, void *ptr)
case BIO_C_GET_MD_CTX:
pctx=ptr;
*pctx=ctx;
+ b->init = 1;
break;
case BIO_C_SET_MD_CTX:
if (b->init)
@@ -249,7 +253,9 @@ static int md_gets(BIO *bp, char *buf, int size)
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);
}