restructure of HandleSys admin permissions and interface

removal of HandleSys helper functions
removed useless BaseContext stuff from Engine
put SourceMod specific stuff in BaseContext
cleaned up broken Handle code

--HG--
extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%40267

core/vm/sp_vm_basecontext.cpp

@@ -252,11 +252,9 @@ int BaseContext::HeapRelease(cell_t local_addr)
 
 int BaseContext::FindNativeByName(const char *name, uint32_t *index)
 {
-	int diff, high, low;
-	uint32_t mid;
+	int high;
 
 	high = ctx->plugin->info.natives_num - 1;
-	low = 0;
 
 #if 0
 	while (low <= high)
@@ -786,3 +784,15 @@ int BaseContext::LookupLine(ucell_t addr, uint32_t *line)
 
 	return SP_ERROR_NONE;
 }
+
+#if defined SOURCEMOD_BUILD
+SourceMod::IdentityToken_t *BaseContext::GetIdentity()
+{
+	return m_pToken;
+}
+
+void BaseContext::SetIdentity(SourceMod::IdentityToken_t *token)
+{
+	m_pToken = token;
+}
+#endif

core/vm/sp_vm_basecontext.h

@@ -44,6 +44,10 @@ namespace SourcePawn
 		virtual int Execute(funcid_t funcid, cell_t *result);
 		virtual void ThrowNativeErrorEx(int error, const char *msg, ...);
 		virtual cell_t ThrowNativeError(const char *msg, ...);
+#if defined SOURCEMOD_BUILD
+		virtual SourceMod::IdentityToken_t *GetIdentity();
+		void SetIdentity(SourceMod::IdentityToken_t *token);
+#endif
 	public: //IPluginDebugInfo
 		virtual int LookupFile(ucell_t addr, const char **filename);
 		virtual int LookupFunction(ucell_t addr, const char **name);
@@ -52,6 +56,9 @@ namespace SourcePawn
 		void SetErrorMessage(const char *msg, va_list ap);
 	private:
 		sp_context_t *ctx;
+#if defined SOURCEMOD_BUILD
+		SourceMod::IdentityToken_t *m_pToken;
+#endif
 		char m_MsgCache[1024];
 		bool m_CustomMsg;
 		bool m_InExec;