From 71fe3c25d1299666d5752df3e3263b03fa85594e Mon Sep 17 00:00:00 2001
From: Steve Brokenshire <sbrokenshire@xestia.co.uk>
Date: Thu, 12 May 2016 21:47:41 +0100
Subject: [PATCH] Win32 Support: Add basic SSL verification.

---
 source/carddav/carddav-sslverify.cpp | 12 +++++---
 source/carddav/carddav.cpp           | 42 +++++++++++++++++++++++++++-
 source/carddav/carddav.h             | 18 ++++++++++--
 3 files changed, 65 insertions(+), 7 deletions(-)

diff --git a/source/carddav/carddav-sslverify.cpp b/source/carddav/carddav-sslverify.cpp
index 9418e5a..57b11c0 100644
--- a/source/carddav/carddav-sslverify.cpp
+++ b/source/carddav/carddav-sslverify.cpp
@@ -74,10 +74,10 @@ CURLcode CardDAV::SSLVerifyTest(){
 		curl_easy_setopt(conn, CURLOPT_WRITEDATA, &PageData);
 		curl_easy_setopt(conn, CURLOPT_WRITEHEADER, &PageHeader);
 
-#if defined(__APPLE__)
+#if defined(__APPLE__) || defined(__WIN32__)
 		
 		SetConnectionObject(conn);
-		
+
 #endif
                 
 		conncode = (curl_easy_perform(conn));
@@ -107,16 +107,18 @@ CURLcode CardDAV::SSLVerifyTest(){
 			curl_easy_setopt(connssldata, CURLOPT_SSL_VERIFYPEER, 0L);
 			curl_easy_setopt(connssldata, CURLOPT_SSL_VERIFYHOST, 0L);
 
-#if defined(__APPLE__)
+#if defined(__APPLE__) || defined(__WIN32__)
 			
                         SetConnectionObject(connssldata);
-			
+
 #endif
 			
 			CURLcode certfetchcode;
 
 			certfetchcode = (curl_easy_perform(connssldata));
 
+#if !defined(__APPLE__) && !defined(__WIN32__) 
+
 			VerifyCertCollection = BuildSSLCollection(connssldata);
 
 			if (certfetchcode == CURLE_OK){
@@ -131,6 +133,8 @@ CURLcode CardDAV::SSLVerifyTest(){
 
 			}
 
+#endif
+
 			*ServerResult = FALSE;
 
 		} else {
diff --git a/source/carddav/carddav.cpp b/source/carddav/carddav.cpp
index 8cbc71e..5276cb7 100644
--- a/source/carddav/carddav.cpp
+++ b/source/carddav/carddav.cpp
@@ -50,6 +50,21 @@ size_t CardDAV::WritebackFunc(char *ptr, size_t size, size_t nmemb, wxString *st
 		SSLCopyPeerTrust((SSLContext*)TLSInfo->internals, &SecTrustObject);
 	}
 	
+#elif defined(__WIN32__)
+
+	const struct curl_tlssessioninfo *TLSInfo;
+	CURLcode TLSCode;
+	CURL *Connection = GetConnectionObject();
+	TLSCode = curl_easy_getinfo(Connection, CURLINFO_TLS_SSL_PTR, &TLSInfo);
+
+	std::string CertName;
+
+	if (TLSInfo->internals != nullptr && TLSCode == CURLE_OK){
+		PCtxtHandle SSLHandle = (PCtxtHandle)TLSInfo->internals;
+		SECURITY_STATUS GetData = QueryContextAttributes(SSLHandle, SECPKG_ATTR_REMOTE_CERT_CONTEXT, &CertificateData);
+		//QueryContextAttributesA(TLSInfo->internals, SECPKG_);
+	}
+
 #endif
 	
 	return size * nmemb;
@@ -110,6 +125,11 @@ bool CardDAV::AllowSelfSign;
 #if defined(__APPLE__)
 SSLContext *CardDAV::SSLContextPointer;
 SecTrustRef CardDAV::SecTrustObject;
+#endif
+#if defined(__WIN32__)
+PCCERT_CONTEXT CardDAV::CertificateData;
+#endif
+#if defined(__APPLE__) || defined(__WIN32__)
 CURL *CardDAV::ConnectionObject;
 #endif
 
@@ -480,7 +500,7 @@ wxString CardDAV::GetErrorMessage(){
 
 }
 
-#if defined(__APPLE__)
+#if defined(__APPLE__) || defined(__WIN32__)
 
 CURL* CardDAV::GetConnectionObject(){
 	
@@ -498,4 +518,24 @@ void CardDAV::SetConnectionObject(CURL *ConnectionObjectIn){
 	
 }
 
+#endif
+
+#if defined(__WIN32__)
+
+PCCERT_CONTEXT CardDAV::GetCertificateContextPointer(){
+
+	// Get the certificate data.
+
+	return CertificateData;
+
+}
+
+CERT_CONTEXT CardDAV::GetCertificateContext(){
+
+	// Get the certificate data.
+
+	return *CertificateData;
+
+}
+
 #endif
\ No newline at end of file
diff --git a/source/carddav/carddav.h b/source/carddav/carddav.h
index 6afc3f8..9bdd973 100644
--- a/source/carddav/carddav.h
+++ b/source/carddav/carddav.h
@@ -25,6 +25,10 @@
 #include <libxml/parser.h>
 #include <libxml/tree.h>
 #include <curl/curl.h>
+#if defined(__WIN32__)
+#include <security.h>
+#include <schannel.h>
+#endif
 #include "../vcard/vcard.h"
 #include "../actmgr/frmActivityMgr.h"
 #include "../common/sslcertstructs.h"
@@ -107,10 +111,16 @@ class CardDAV
 		wxString ETagValueResult();
 		wxString GetErrorMessage();
 		static size_t WritebackFunc(char *ptr, size_t size, size_t nmemb, wxString *stream);
-#if defined(__APPLE__)
+#if defined(__APPLE__) || defined(__WIN32__)
 		static CURL* GetConnectionObject();
 		static void SetConnectionObject(CURL *ConnectionObject);
+#endif
+
+#if defined(__APPLE__)
 		SecTrustRef GetTrustObject();
+#elif defined(__WIN32__)
+		PCCERT_CONTEXT GetCertificateContextPointer();
+		CERT_CONTEXT GetCertificateContext();
 #endif
     
 		// SSL Verification tests when connecting.
@@ -120,10 +130,14 @@ class CardDAV
 
 		//size_t WritebackFunc(char *ptr, size_t size, size_t nmemb, FILE *userdata);
 	private:
+#if defined(__APPLE__) || defined(__WIN32__)
+		static CURL* ConnectionObject;
+#endif
 #if defined(__APPLE__)
 		static SSLContext *SSLContextPointer;
 		static SecTrustRef SecTrustObject;
-		static CURL* ConnectionObject;
+#elif defined(__WIN32__)
+		static PCCERT_CONTEXT CertificateData;
 #endif
 		static wxString ServerAddress;
 		static int ServerPort;
-- 
2.39.5