[6/8] bcrypt: Implement BCryptFinishHash.
Hans Leidekker
hans at codeweavers.com
Wed Jan 6 07:19:19 CST 2016
Signed-off-by: Hans Leidekker <hans at codeweavers.com>
---
dlls/bcrypt/bcrypt.spec | 2 +-
dlls/bcrypt/bcrypt_main.c | 45 +++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 46 insertions(+), 1 deletion(-)
diff --git a/dlls/bcrypt/bcrypt.spec b/dlls/bcrypt/bcrypt.spec
index 5d67516..c52d89f 100644
--- a/dlls/bcrypt/bcrypt.spec
+++ b/dlls/bcrypt/bcrypt.spec
@@ -22,7 +22,7 @@
@ stub BCryptEnumRegisteredProviders
@ stub BCryptExportKey
@ stub BCryptFinalizeKeyPair
-@ stub BCryptFinishHash
+@ stdcall BCryptFinishHash(ptr ptr long long)
@ stub BCryptFreeBuffer
@ stdcall BCryptGenRandom(ptr ptr long long)
@ stub BCryptGenerateKeyPair
diff --git a/dlls/bcrypt/bcrypt_main.c b/dlls/bcrypt/bcrypt_main.c
index 806fee8..9cc5227 100644
--- a/dlls/bcrypt/bcrypt_main.c
+++ b/dlls/bcrypt/bcrypt_main.c
@@ -228,6 +228,33 @@ static void hash_update( struct hash *hash, UCHAR *input, ULONG size )
break;
}
}
+
+static NTSTATUS hash_finish( struct hash *hash, UCHAR *output, ULONG size )
+{
+ switch (hash->alg_id)
+ {
+ case ALG_ID_SHA1:
+ CC_SHA1_Final( output, &hash->u.sha1_ctx );
+ break;
+
+ case ALG_ID_SHA256:
+ CC_SHA256_Final( output, &hash->u.sha256_ctx );
+ break;
+
+ case ALG_ID_SHA384:
+ CC_SHA384_Final( output, &hash->u.sha512_ctx );
+ break;
+
+ case ALG_ID_SHA512:
+ CC_SHA512_Final( output, &hash->u.sha512_ctx );
+ break;
+
+ default:
+ ERR( "unhandled id %u\n", hash->alg_id );
+ break;
+ }
+ return STATUS_SUCCESS;
+}
#else
struct hash
{
@@ -245,6 +272,12 @@ static void hash_update( struct hash *hash, UCHAR *input, ULONG size )
{
ERR( "support for hashes not available at build time\n" );
}
+
+static NTSTATUS hash_finish( struct hash *hash, UCHAR *output, ULONG size )
+{
+ ERR( "support for hashes not available at build time\n" );
+ return STATUS_NOT_IMPLEMENTED;
+}
#endif
#define OBJECT_LENGTH_SHA1 278
@@ -454,3 +487,15 @@ NTSTATUS WINAPI BCryptHashData( BCRYPT_HASH_HANDLE handle, UCHAR *input, ULONG s
hash_update( hash, input, size );
return STATUS_SUCCESS;
}
+
+NTSTATUS WINAPI BCryptFinishHash( BCRYPT_HASH_HANDLE handle, UCHAR *output, ULONG size, ULONG flags )
+{
+ struct hash *hash = handle;
+
+ TRACE( "%p, %p, %u, %08x\n", handle, output, size, flags );
+
+ if (!hash || hash->hdr.magic != MAGIC_HASH) return STATUS_INVALID_HANDLE;
+ if (!output) return STATUS_INVALID_PARAMETER;
+
+ return hash_finish( hash, output, size );
+}
--
2.6.4
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