Security-55163.44.tar.gz

[apple/security.git] / libsecurity_cdsa_plugin / lib / pluginsession.cpp

diff --git a/libsecurity_cdsa_plugin/lib/pluginsession.cpp b/libsecurity_cdsa_plugin/lib/pluginsession.cpp
new file mode 100644 (file)
index 0000000..ae28422
--- /dev/null
+++ b/libsecurity_cdsa_plugin/lib/pluginsession.cpp
@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved.
+ * 
+ * The contents of this file constitute Original Code as defined in and are
+ * subject to the Apple Public Source License Version 1.2 (the 'License').
+ * You may not use this file except in compliance with the License. Please obtain
+ * a copy of the License at http://www.apple.com/publicsource and read it before
+ * using this file.
+ * 
+ * This Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
+ * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
+ * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
+ * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
+ * specific language governing rights and limitations under the License.
+ */
+
+
+//
+// pluginsession - an attachment session for a CSSM plugin
+//
+#include <security_cdsa_plugin/pluginsession.h>
+#include <security_cdsa_plugin/cssmplugin.h>
+#include <security_cdsa_plugin/DLsession.h>
+
+
+//
+// Construct a PluginSession
+//
+PluginSession::PluginSession(CSSM_MODULE_HANDLE theHandle,
+                             CssmPlugin &myPlugin,
+                             const CSSM_VERSION &version,
+                             uint32 subserviceId,
+                             CSSM_SERVICE_TYPE subserviceType,
+                             CSSM_ATTACH_FLAGS attachFlags,
+                             const CSSM_UPCALLS &inUpcalls)
+       : HandledObject(theHandle), plugin(myPlugin),
+         mVersion(version), mSubserviceId(subserviceId),
+         mSubserviceType(subserviceType), mAttachFlags(attachFlags),
+         upcalls(inUpcalls)
+{
+}
+
+
+//
+// Destruction
+//
+PluginSession::~PluginSession()
+{
+}
+
+
+//
+// The default implementation of detach() does nothing
+//
+void PluginSession::detach()
+{
+}
+
+
+//
+// Allocation management
+//
+void *PluginSession::malloc(size_t size) throw(std::bad_alloc)
+{
+    if (void *addr = upcalls.malloc_func(handle(), size))
+        return addr;
+       throw std::bad_alloc();
+}
+
+void *PluginSession::realloc(void *oldAddr, size_t size) throw(std::bad_alloc)
+{
+    if (void *addr = upcalls.realloc_func(handle(), oldAddr, size))
+        return addr;
+       throw std::bad_alloc();
+}
+
+
+//
+// Dispatch callback events through the plugin object.
+// Subsystem ID and subservice type default to our own.
+//
+
+void PluginSession::sendCallback(CSSM_MODULE_EVENT event,
+                                 uint32 ssid,
+                                 CSSM_SERVICE_TYPE serviceType) const
+{
+    plugin.sendCallback(event,
+                        (ssid == uint32(-1)) ? mSubserviceId : ssid,
+                        serviceType ? serviceType : mSubserviceType);
+}