[PATCH 1/6] bcrypt: Implement BCryptDuplicateKey. --- Changes from original:
Hans Leidekker
hans at codeweavers.com
Thu Mar 22 05:33:35 CDT 2018
From: Michael Müller <michael at fds-team.de>
Merged key_duplicate implementations.
Added FIXME for non-NULL object parameter.
Replaced HeapAlloc with heap_alloc, etc.
Signed-off-by: Hans Leidekker <hans at codeweavers.com>
---
dlls/bcrypt/bcrypt.spec | 2 +-
dlls/bcrypt/bcrypt_main.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++
dlls/ncrypt/ncrypt.spec | 2 +-
3 files changed, 51 insertions(+), 2 deletions(-)
diff --git a/dlls/bcrypt/bcrypt.spec b/dlls/bcrypt/bcrypt.spec
index 21b54b4934..28c2394ce4 100644
--- a/dlls/bcrypt/bcrypt.spec
+++ b/dlls/bcrypt/bcrypt.spec
@@ -12,7 +12,7 @@
@ stdcall BCryptDestroyKey(ptr)
@ stub BCryptDestroySecret
@ stdcall BCryptDuplicateHash(ptr ptr ptr long long)
-@ stub BCryptDuplicateKey
+@ stdcall BCryptDuplicateKey(ptr ptr ptr long long)
@ stdcall BCryptEncrypt(ptr ptr long ptr ptr long ptr long ptr long)
@ stdcall BCryptEnumAlgorithms(long ptr ptr long)
@ stub BCryptEnumContextFunctionProviders
diff --git a/dlls/bcrypt/bcrypt_main.c b/dlls/bcrypt/bcrypt_main.c
index cd44bdf59c..47b6cafdea 100644
--- a/dlls/bcrypt/bcrypt_main.c
+++ b/dlls/bcrypt/bcrypt_main.c
@@ -876,6 +876,7 @@ static ULONG get_block_size( struct algorithm *alg )
get_alg_property( alg, BCRYPT_BLOCK_LENGTH, (UCHAR *)&ret, sizeof(ret), &size );
return ret;
}
+
static NTSTATUS key_export( struct key *key, const WCHAR *type, UCHAR *output, ULONG output_len, ULONG *size )
{
if (!strcmpW( type, BCRYPT_KEY_DATA_BLOB ))
@@ -896,6 +897,24 @@ static NTSTATUS key_export( struct key *key, const WCHAR *type, UCHAR *output, U
FIXME( "unsupported key type %s\n", debugstr_w(type) );
return STATUS_NOT_IMPLEMENTED;
}
+
+static NTSTATUS key_duplicate( struct key *key_orig, struct key *key_copy )
+{
+ UCHAR *buffer;
+
+ if (!(buffer = heap_alloc( key_orig->secret_len ))) return STATUS_NO_MEMORY;
+ memcpy( buffer, key_orig->secret, key_orig->secret_len );
+
+ memset( key_copy, 0, sizeof(*key_copy) );
+ key_copy->hdr = key_orig->hdr;
+ key_copy->alg_id = key_orig->alg_id;
+ key_copy->mode = key_orig->mode;
+ key_copy->block_size = key_orig->block_size;
+ key_copy->secret = buffer;
+ key_copy->secret_len = key_orig->secret_len;
+
+ return STATUS_SUCCESS;
+}
#endif
#if defined(HAVE_GNUTLS_CIPHER_INIT) && !defined(HAVE_COMMONCRYPTO_COMMONCRYPTOR_H)
@@ -1182,6 +1201,12 @@ static NTSTATUS set_key_property( struct key *key, const WCHAR *prop, UCHAR *val
return STATUS_NOT_IMPLEMENTED;
}
+static NTSTATUS key_duplicate( struct key *key_orig, struct key *key_copy )
+{
+ ERR( "support for keys not available at build time\n" );
+ return STATUS_NOT_IMPLEMENTED;
+}
+
static NTSTATUS key_set_params( struct key *key, UCHAR *iv, ULONG iv_len )
{
ERR( "support for keys not available at build time\n" );
@@ -1310,6 +1335,30 @@ NTSTATUS WINAPI BCryptExportKey(BCRYPT_KEY_HANDLE export_key, BCRYPT_KEY_HANDLE
return key_export( key, type, output, output_len, size );
}
+NTSTATUS WINAPI BCryptDuplicateKey( BCRYPT_KEY_HANDLE handle, BCRYPT_KEY_HANDLE *handle_copy,
+ UCHAR *object, ULONG object_len, ULONG flags )
+{
+ struct key *key_orig = handle;
+ struct key *key_copy;
+ NTSTATUS status;
+
+ TRACE( "%p, %p, %p, %u, %08x\n", handle, handle_copy, object, object_len, flags );
+ if (object) FIXME( "ignoring object buffer\n" );
+
+ if (!key_orig || key_orig->hdr.magic != MAGIC_KEY) return STATUS_INVALID_HANDLE;
+ if (!handle_copy) return STATUS_INVALID_PARAMETER;
+ if (!(key_copy = heap_alloc( sizeof(*key_copy) ))) return STATUS_NO_MEMORY;
+
+ if ((status = key_duplicate( key_orig, key_copy )))
+ {
+ heap_free( key_copy );
+ return status;
+ }
+
+ *handle_copy = key_copy;
+ return STATUS_SUCCESS;
+}
+
NTSTATUS WINAPI BCryptDestroyKey( BCRYPT_KEY_HANDLE handle )
{
struct key *key = handle;
diff --git a/dlls/ncrypt/ncrypt.spec b/dlls/ncrypt/ncrypt.spec
index 5d5fae0b5c..d0f0f56cc4 100644
--- a/dlls/ncrypt/ncrypt.spec
+++ b/dlls/ncrypt/ncrypt.spec
@@ -14,7 +14,7 @@
@ stdcall BCryptDestroyKey(ptr) bcrypt.BCryptDestroyKey
@ stub BCryptDestroySecret
@ stdcall BCryptDuplicateHash(ptr ptr ptr long long) bcrypt.BCryptDuplicateHash
-@ stub BCryptDuplicateKey
+@ stdcall BCryptDuplicateKey(ptr ptr ptr long long) bcrypt.BCryptDuplicateKey
@ stdcall BCryptEncrypt(ptr ptr long ptr ptr long ptr long ptr long) bcrypt.BCryptEncrypt
@ stdcall BCryptEnumAlgorithms(long ptr ptr long) bcrypt.BCryptEnumAlgorithms
@ stub BCryptEnumContextFunctionProviders
--
2.11.0
More information about the wine-devel
mailing list