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authorMonty Brandenberg <monty@lindenlab.com>2012-04-23 16:19:39 -0400
committerMonty Brandenberg <monty@lindenlab.com>2012-04-23 16:19:39 -0400
commit5611cb6d476540e6a1c654c1f9acdce2787b3505 (patch)
treee35afc4aa33ae00e71679ba3ccfead0de563843d /indra/llcorehttp/_httpoperation.h
parentb187aeb8f177bd76e792652e773617beff18b47b (diff)
Okay, imported the core-http library and got it compiling suspiciously easily.
The unit/integration tests don't work yet as I'm still battling cmake/autobuild as usual but first milestone passed.
Diffstat (limited to 'indra/llcorehttp/_httpoperation.h')
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diff --git a/indra/llcorehttp/_httpoperation.h b/indra/llcorehttp/_httpoperation.h
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+/**
+ * @file _httpoperation.h
+ * @brief Internal declarations for HttpOperation and sub-classes
+ *
+ * $LicenseInfo:firstyear=2012&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2012, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+#ifndef _LLCORE_HTTP_OPERATION_H_
+#define _LLCORE_HTTP_OPERATION_H_
+
+
+#include "httpcommon.h"
+
+#include "_refcounted.h"
+
+
+namespace LLCore
+{
+
+class HttpReplyQueue;
+class HttpHandler;
+class HttpService;
+class HttpRequest;
+
+/// HttpOperation is the base class for all request/reply
+/// pairs.
+///
+class HttpOperation : public LLCoreInt::RefCounted
+{
+public:
+ HttpOperation();
+ virtual ~HttpOperation();
+
+private:
+ HttpOperation(const HttpOperation &); // Not defined
+ void operator=(const HttpOperation &); // Not defined
+
+public:
+ void setHandlers(HttpReplyQueue * reply_queue,
+ HttpHandler * lib_handler,
+ HttpHandler * user_handler);
+
+ HttpHandler * getUserHandler() const
+ {
+ return mUserHandler;
+ }
+
+ virtual void stageFromRequest(HttpService *);
+ virtual void stageFromReady(HttpService *);
+ virtual void stageFromActive(HttpService *);
+
+ virtual void visitNotifier(HttpRequest *);
+
+ virtual HttpStatus cancel();
+
+protected:
+ void addAsReply();
+
+protected:
+ HttpReplyQueue * mReplyQueue; // Have refcount
+ HttpHandler * mLibraryHandler; // Have refcount
+ HttpHandler * mUserHandler; // Have refcount
+
+public:
+ unsigned int mReqPolicy;
+ float mReqPriority;
+
+}; // end class HttpOperation
+
+
+/// HttpOpCancel requests that a previously issued request
+/// be canceled, if possible. Requests that have been made
+/// active and are available for sending on the wire cannot
+/// be canceled.
+
+class HttpOpCancel : public HttpOperation
+{
+public:
+ HttpOpCancel();
+ virtual ~HttpOpCancel();
+
+private:
+ HttpOpCancel(const HttpOpCancel &); // Not defined
+ void operator=(const HttpOpCancel &); // Not defined
+
+public:
+ virtual void stageFromRequest(HttpService *);
+ virtual void stageFromReady(HttpService *);
+ virtual void stageFromActive(HttpService *);
+
+public:
+ HttpHandle mHandle;
+}; // end class HttpOpCancel
+
+
+/// HttpOpStop requests the servicing thread to shutdown
+/// operations, cease pulling requests from the request
+/// queue and release shared resources (particularly
+/// those shared via reference count). The servicing
+/// thread will then exit. The underlying thread object
+/// remains so that another thread can join on the
+/// servicing thread prior to final cleanup. The
+/// request *does* generate a reply on the response
+/// queue, if requested.
+
+class HttpOpStop : public HttpOperation
+{
+public:
+ HttpOpStop();
+ virtual ~HttpOpStop();
+
+private:
+ HttpOpStop(const HttpOpStop &); // Not defined
+ void operator=(const HttpOpStop &); // Not defined
+
+public:
+ virtual void stageFromRequest(HttpService *);
+
+}; // end class HttpOpStop
+
+
+/// HttpOpNull is a do-nothing operation used for testing via
+/// a basic loopback pattern. It's executed immediately by
+/// the servicing thread which bounces a reply back to the
+/// caller without any further delay.
+
+class HttpOpNull : public HttpOperation
+{
+public:
+ HttpOpNull();
+ virtual ~HttpOpNull();
+
+private:
+ HttpOpNull(const HttpOpNull &); // Not defined
+ void operator=(const HttpOpNull &); // Not defined
+
+public:
+ virtual void stageFromRequest(HttpService *);
+
+}; // end class HttpOpNull
+
+} // end namespace LLCore
+
+#endif // _LLCORE_HTTP_OPERATION_H_
+