giomba
/
opensc
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

openssl.c: Fixes comparsion between signed and unsigned 

git-svn-id: https://www.opensc-project.org/svnp/opensc/trunk@5036 c6295689-39f2-0310-b995-f0e70906c6a9
This commit is contained in:
andre 2011-01-03 16:20:19 +00:00
parent be3e50aa96
commit 1b7585480c
1 changed files with 6 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
src/pkcs11/openssl.c
View File

@ -279,15 +279,16 @@ static CK_RV sc_pkcs11_openssl_md_update(sc_pkcs11_operation_t *op,
static CK_RV sc_pkcs11_openssl_md_final(sc_pkcs11_operation_t *op,
CK_BYTE_PTR pDigest, CK_ULONG_PTR pulDigestLen)
{
EVP_MD_CTX *md_ctx = DIGEST_CTX(op);
unsigned int len = *pulDigestLen;
EVP_MD_CTX *md_ctx = DIGEST_CTX(op);
if (len < EVP_MD_CTX_size(md_ctx)) {
if (*pulDigestLen < (unsigned) EVP_MD_CTX_size(md_ctx)) {
sc_debug(context, SC_LOG_DEBUG_NORMAL, "Provided buffer too small: %ul < %d",
*pulDigestLen, EVP_MD_CTX_size(md_ctx));
*pulDigestLen = EVP_MD_CTX_size(md_ctx);
return CKR_BUFFER_TOO_SMALL;
}
EVP_DigestFinal(md_ctx, pDigest, &len);
*pulDigestLen = len;
EVP_DigestFinal(md_ctx, pDigest, (unsigned *) pulDigestLen);
return CKR_OK;
}