dssenh: Finalize the hash if necessary in CPVerifySignature().

1d0551ca · Hans Leidekker · Alexandre Julliard · 7231d458 · 1d0551ca
Commit 1d0551ca authored Dec 12, 2023 by Hans Leidekker Committed by Alexandre Julliard Jan 23, 2024
Hide whitespace changes
Inline Side-by-side

Showing with 6 additions and 0 deletions

main.c dlls/dssenh/main.c +6 -0

No files found.
--- a/dlls/dssenh/main.c
+++ b/dlls/dssenh/main.c
@@ -1012,5 +1012,11 @@ BOOL WINAPI CPVerifySignature( HCRYPTPROV hprov, HCRYPTHASH hhash, const BYTE *s
        return FALSE;
    }

+    if (!hash->finished)
+    {
+        if (BCryptFinishHash( hash->handle, hash->value, hash->len, 0 )) return FALSE;
+        hash->finished = TRUE;
+    }
+
    return !BCryptVerifySignature( key->handle, NULL, hash->value, hash->len, (UCHAR *)sig, siglen, 0 );
 }