Remove MD2 from digest algorithm table. This follows the recommendation in

[oweals/openssl.git] / crypto / evp / bio_md.c

diff --git a/crypto/evp/bio_md.c b/crypto/evp/bio_md.c
index c632dfb20227fec1d6d4bc22dd35267a0b10bd88..ed5c1135fd456bf87f5580f542e29d014647b860 100644 (file)
--- a/crypto/evp/bio_md.c
+++ b/crypto/evp/bio_md.c
@@ -153,7 +153,7 @@ static int md_write(BIO *b, const char *in, int inl)
                {
                if (ret > 0)
                        {
-                       EVP_DigestUpdate(ctx,(unsigned char *)in,
+                       EVP_DigestUpdate(ctx,(const unsigned char *)in,
                                (unsigned int)ret);
                        }
                }
@@ -176,10 +176,11 @@ static long md_ctrl(BIO *b, int cmd, long num, void *ptr)
                {
        case BIO_CTRL_RESET:
                if (b->init)
-                       EVP_DigestInit_ex(ctx,ctx->digest, NULL);
+                       ret = EVP_DigestInit_ex(ctx,ctx->digest, NULL);
                else
                        ret=0;
-               ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
+               if (ret > 0)
+                       ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
                break;
        case BIO_C_GET_MD:
                if (b->init)
@@ -191,11 +192,12 @@ static long md_ctrl(BIO *b, int cmd, long num, void *ptr)
                        ret=0;
                break;
        case BIO_C_GET_MD_CTX:
+               pctx=ptr;
+               *pctx=ctx;
+               break;
+       case BIO_C_SET_MD_CTX:
                if (b->init)
-                       {
-                       pctx=ptr;
-                       *pctx=ctx;
-                       }
+                       b->ptr=ptr;
                else
                        ret=0;
                break;
@@ -207,8 +209,9 @@ static long md_ctrl(BIO *b, int cmd, long num, void *ptr)
 
        case BIO_C_SET_MD:
                md=ptr;
-               EVP_DigestInit_ex(ctx,md, NULL);
-               b->init=1;
+               ret = EVP_DigestInit_ex(ctx,md, NULL);
+               if (ret > 0)
+                       b->init=1;
                break;
        case BIO_CTRL_DUP:
                dbio=ptr;