提交 c128bb0f 编写于 作者: D Dr. Stephen Henson

Don't ignore return value of EVP_DigestInit_ex() in md BIOs and dgst utility.

上级 30fe028f
......@@ -332,7 +332,13 @@ int MAIN(int argc, char **argv)
/* we use md as a filter, reading from 'in' */
BIO_set_md(bmd,md);
if (!BIO_set_md(bmd,md))
{
BIO_printf(bio_err, "Error setting digest %s\n", pname);
ERR_print_errors(bio_err);
goto end;
}
inp=BIO_push(bmd,in);
if (argc == 0)
......
......@@ -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)
......@@ -207,8 +208,9 @@ 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;
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册