From 0c77e51de8f78a7e50e443ee8a1890a6a2834a67 Mon Sep 17 00:00:00 2001
From: Adam Tkac <atkac@redhat.com>
Date: Tue, 20 Jul 2010 15:10:16 +0000
Subject: [Development] Use U32 as internal SecurityType type.

Signed-off-by: Martin Koegler <mkoegler@auto.tuwien.ac.at>


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4097 3789f03b-4d11-0410-bbf8-ca57d06f2519
---
 common/rfb/Security.h | 34 ++++++++++++++++++++++------------
 1 file changed, 22 insertions(+), 12 deletions(-)

(limited to 'common/rfb/Security.h')

diff --git a/common/rfb/Security.h b/common/rfb/Security.h
index 19019353..54cdb80e 100644
--- a/common/rfb/Security.h
+++ b/common/rfb/Security.h
@@ -67,22 +67,32 @@ namespace rfb {
      */
     Security(void);
 
+    /*
+     * Note about security types.
+     *
+     * Although RFB protocol specifies security types as U8 values,
+     * we map VeNCrypt subtypes (U32) into the standard security types
+     * to simplify user configuration. With this mapping user can configure
+     * both VeNCrypt subtypes and security types with only one option.
+     */
+
     /* Enable/Disable certain security type */
-    void EnableSecType(rdr::U8 secType);
-    void DisableSecType(rdr::U8 secType) { enabledSecTypes.remove(secType); }
+    void EnableSecType(rdr::U32 secType);
+    void DisableSecType(rdr::U32 secType) { enabledSecTypes.remove(secType); }
 
     /* Check if certain type is supported */
-    bool IsSupported(rdr::U8 secType);
+    bool IsSupported(rdr::U32 secType);
 
-    /* Get list of enabled security types */
-    const std::list<rdr::U8>& GetEnabledSecTypes(void)
-      { return enabledSecTypes; }
+    /* Get list of enabled security types without VeNCrypt subtypes */
+    const std::list<rdr::U8> GetEnabledSecTypes(void);
+    /* Get list of enabled VeNCrypt subtypes */
+    const std::list<rdr::U32> GetEnabledExtSecTypes(void);
 
     /* Create server side SSecurity class instance */
-    SSecurity* GetSSecurity(rdr::U8 secType);
+    SSecurity* GetSSecurity(rdr::U32 secType);
 
     /* Create client side CSecurity class instance */
-    CSecurity* GetCSecurity(rdr::U8 secType);
+    CSecurity* GetCSecurity(rdr::U32 secType);
 
     static StringParameter secTypes;
 
@@ -91,12 +101,12 @@ namespace rfb {
      * only in viewer-side code and MUST be set by viewer.
      */
   private:
-    std::list<rdr::U8> enabledSecTypes;
+    std::list<rdr::U32> enabledSecTypes;
   };
 
-  const char* secTypeName(rdr::U8 num);
-  rdr::U8 secTypeNum(const char* name);
-  std::list<rdr::U8> parseSecTypes(const char* types);
+  const char* secTypeName(rdr::U32 num);
+  rdr::U32 secTypeNum(const char* name);
+  std::list<rdr::U32> parseSecTypes(const char* types);
 }
 
 #endif
-- 
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