wintrust: Implement TrustIsCertificateSelfSigned.

dlls/wintrust/Makefile.in

@@ -4,7 +4,7 @@ SRCDIR    = @srcdir@
 VPATH     = @srcdir@
 MODULE    = wintrust.dll
 IMPORTLIB = libwintrust.$(IMPLIBEXT)
-IMPORTS   = kernel32
+IMPORTS   = crypt32 kernel32
 
 C_SRCS = wintrust_main.c
 

dlls/wintrust/wintrust.spec

@@ -71,7 +71,7 @@
 @ stub TrustDecode
 @ stub TrustFindIssuerCertificate
 @ stub TrustFreeDecode
-@ stub TrustIsCertificateSelfSigned
+@ stdcall TrustIsCertificateSelfSigned(ptr)
 @ stub TrustOpenStores
 @ stub WTHelperCertFindIssuerCertificate
 @ stub WTHelperCertIsSelfSigned

dlls/wintrust/wintrust_main.c

@@ -83,6 +83,19 @@ BOOL WINAPI CryptCATAdminReleaseContext(HCATADMIN hCatAdmin, DWORD dwFlags )
 }
 
 /***********************************************************************
+ *		TrustIsCertificateSelfSigned (WINTRUST.@)
+ */
+BOOL WINAPI TrustIsCertificateSelfSigned( PCCERT_CONTEXT cert )
+{
+    BOOL ret;
+
+    TRACE("%p\n", cert);
+    ret = CertCompareCertificateName(cert->dwCertEncodingType,
+     &cert->pCertInfo->Subject, &cert->pCertInfo->Issuer);
+    return ret;
+}
+
+/***********************************************************************
  *		WinVerifyTrust (WINTRUST.@)
  */
 LONG WINAPI WinVerifyTrust( HWND hwnd, GUID *ActionID,  WINTRUST_DATA* ActionData )