[PATCH 7/9] cryptxml: Add CryptXmlVerifySignature() stub.

[Mohamad Al-Jaf]

From: Mohamad Al-Jaf

Needed by Lenovo USBRecoveryCreator.
---
 dlls/cryptxml/cryptxml.c    | 22 +++++++++++++++++++---
 dlls/cryptxml/cryptxml.spec |  2 +-
 include/cryptxml.h          |  1 +
 3 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/dlls/cryptxml/cryptxml.c b/dlls/cryptxml/cryptxml.c
index f8e378a8d7a..7d90cd263e3 100644
--- a/dlls/cryptxml/cryptxml.c
+++ b/dlls/cryptxml/cryptxml.c
@@ -87,6 +87,13 @@ HRESULT WINAPI CryptXmlGetDocContext( HCRYPTXML handle, const CRYPT_XML_DOC_CTXT
     return S_OK;
 }

+static BOOL is_handle_signature( HCRYPTXML handle )
+{
+    CRYPT_XML_SIGNATURE *sig = (CRYPT_XML_SIGNATURE *)handle;
+    if (sig->cbSize != sizeof( CRYPT_XML_SIGNATURE )) return FALSE;
+    return TRUE;
+}
+
 HRESULT WINAPI CryptXmlGetSignature( HCRYPTXML handle, const CRYPT_XML_SIGNATURE **signature )
 {
     CRYPT_XML_SIGNATURE *sig;
@@ -94,14 +101,23 @@ HRESULT WINAPI CryptXmlGetSignature( HCRYPTXML handle, const CRYPT_XML_SIGNATURE
     FIXME( "handle %p, signature %p stub!\n", handle, signature );

if (!handle || !signature) return E_INVALIDARG;
-
-    sig = (CRYPT_XML_SIGNATURE *)handle;
-    if (sig->cbSize != sizeof( CRYPT_XML_SIGNATURE ))
+    if (!(is_handle_signature( handle )))
     {
         *signature = NULL;
         return CRYPT_XML_E_HANDLE;
     }

+    sig = (CRYPT_XML_SIGNATURE *)handle;
     *signature = sig;
     return S_OK;
 }
+
+HRESULT WINAPI CryptXmlVerifySignature( HCRYPTXML handle, BCRYPT_KEY_HANDLE key, DWORD flags )
+{
+    FIXME( "handle %p, key %p, flags %lx, stub!\n", handle, key, flags );
+
+    if (!handle) return E_INVALIDARG;
+    if (!(is_handle_signature( handle ))) return CRYPT_XML_E_HANDLE;
+
+    return S_OK;
+}
diff --git a/dlls/cryptxml/cryptxml.spec b/dlls/cryptxml/cryptxml.spec
index 245b46a6bf2..a1c37493e7b 100644
--- a/dlls/cryptxml/cryptxml.spec
+++ b/dlls/cryptxml/cryptxml.spec
@@ -16,4 +16,4 @@
 @ stub CryptXmlOpenToEncode
 @ stub CryptXmlSetHMACSecret
 @ stub CryptXmlSign
-@ stub CryptXmlVerifySignature
+@ stdcall CryptXmlVerifySignature(ptr ptr long)
diff --git a/include/cryptxml.h b/include/cryptxml.h
index f704d52cb28..10bbe986f06 100644
--- a/include/cryptxml.h
+++ b/include/cryptxml.h
@@ -299,6 +299,7 @@ HRESULT WINAPI CryptXmlGetDocContext(HCRYPTXML handle, const CRYPT_XML_DOC_CTXT
 HRESULT WINAPI CryptXmlGetSignature(HCRYPTXML handle, const CRYPT_XML_SIGNATURE **signature);
 HRESULT WINAPI CryptXmlOpenToDecode(const CRYPT_XML_TRANSFORM_CHAIN_CONFIG *config, DWORD flags, const CRYPT_XML_PROPERTY *property,
                                     ULONG property_count, const CRYPT_XML_BLOB *blob, HCRYPTXML *handle);
+HRESULT WINAPI CryptXmlVerifySignature(HCRYPTXML handle, BCRYPT_KEY_HANDLE key, DWORD flags);

#ifdef __cplusplus
 }