Hans Leidekker : dssenh: Implement CPVerifySignature.
Alexandre Julliard
julliard at winehq.org
Wed Oct 14 15:37:21 CDT 2020
Module: wine
Branch: master
Commit: 52ad894784eb745a74759d2f560b6ef632385e17
URL: https://source.winehq.org/git/wine.git/?a=commit;h=52ad894784eb745a74759d2f560b6ef632385e17
Author: Hans Leidekker <hans at codeweavers.com>
Date: Wed Oct 14 11:03:56 2020 +0200
dssenh: Implement CPVerifySignature.
Signed-off-by: Hans Leidekker <hans at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/dssenh/main.c | 19 ++++++++++++++++++-
1 file changed, 18 insertions(+), 1 deletion(-)
diff --git a/dlls/dssenh/main.c b/dlls/dssenh/main.c
index da269807bf..752189d15b 100644
--- a/dlls/dssenh/main.c
+++ b/dlls/dssenh/main.c
@@ -759,7 +759,24 @@ BOOL WINAPI CPSignHash( HCRYPTPROV hprov, HCRYPTHASH hhash, DWORD keyspec, const
BOOL WINAPI CPVerifySignature( HCRYPTPROV hprov, HCRYPTHASH hhash, const BYTE *sig, DWORD siglen, HCRYPTKEY hpubkey,
const WCHAR *desc, DWORD flags )
{
- return FALSE;
+ struct hash *hash = (struct hash *)hhash;
+ struct key *key = (struct key *)hpubkey;
+ UCHAR hashval[MAX_HASH_LEN];
+ ULONG hashlen = sizeof(hashval);
+
+ TRACE( "%p, %p, %p, %u %p, %s, %08x\n", (void *)hprov, (void *)hhash, sig, siglen, (void *)hpubkey,
+ debugstr_w(desc), flags );
+
+ if (hash->magic != MAGIC_HASH || key->magic != MAGIC_KEY) return FALSE;
+ if (flags)
+ {
+ FIXME( "flags %08x not supported\n", flags );
+ return FALSE;
+ }
+
+ if (!CPGetHashParam( hprov, hhash, HP_HASHVAL, hashval, &hashlen, 0 )) return FALSE;
+
+ return !BCryptVerifySignature( key->handle, NULL, hashval, hashlen, (UCHAR *)sig, siglen, 0 );
}
BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
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