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Diffstat (limited to 'indra/llmessage/lliohttpserver.h')
-rw-r--r-- | indra/llmessage/lliohttpserver.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/indra/llmessage/lliohttpserver.h b/indra/llmessage/lliohttpserver.h new file mode 100644 index 0000000000..05dfdc4bf7 --- /dev/null +++ b/indra/llmessage/lliohttpserver.h @@ -0,0 +1,95 @@ +/** + * @file lliohttpserver.h + * @brief Declaration of function for creating an HTTP wire server + * @see LLIOServerSocket, LLPumpIO + * + * Copyright (c) 2005-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +#ifndef LL_LLIOHTTPSERVER_H +#define LL_LLIOHTTPSERVER_H + +#include "llapr.h" +#include "llchainio.h" +#include "llhttpnode.h" + +class LLPumpIO; + +LLHTTPNode& LLCreateHTTPServer(apr_pool_t* pool, LLPumpIO& pump, U16 port); + /**< Creates an HTTP wire server on the pump for the given TCP port. + * + * Returns the root node of the new server. Add LLHTTPNode instances + * to this root. + * + * Nodes that return NULL for getProtocolHandler(), will use the + * default handler that interprets HTTP on the wire and converts + * it into calls to get(), put(), post(), del() with appropriate + * LLSD arguments and results. + * + * To have nodes that implement some other wire protocol (XML-RPC + * for example), use the helper templates below. + */ + +void LLCreateHTTPPipe(LLPumpIO::chain_t& chain, const LLHTTPNode& root); + /**< Create a pipe on the chain that handles HTTP requests. + * The requests are served by the node tree given at root. + * + * This is primarily useful for unit testing. + */ + +/* @name Helper Templates + * + * These templates make it easy to create nodes that use thier own protocol + * handlers rather than the default. Typically, you subclass LLIOPipe to + * implement the protocol, and then add a node using the templates: + * + * rootNode->addNode("thing", new LLHTTPNodeForPipe<LLThingPipe>); + * + * The templates are: + * + * LLChainIOFactoryForPipe + * - a simple factory that builds instances of a pipe + * + * LLHTTPNodeForFacotry + * - a HTTP node that uses a factory as the protocol handler + * + * LLHTTPNodeForPipe + * - a HTTP node that uses a simple factory based on a pipe + */ +//@{ + +template<class Pipe> +class LLChainIOFactoryForPipe : public LLChainIOFactory +{ +public: + virtual bool build(LLPumpIO::chain_t& chain, LLSD context) const + { + chain.push_back(LLIOPipe::ptr_t(new Pipe)); + return true; + } +}; + +template<class Factory> +class LLHTTPNodeForFactory : public LLHTTPNode +{ +public: + const LLChainIOFactory* getProtocolHandler() const + { return &mProtocolHandler; } + +private: + Factory mProtocolHandler; +}; + +//@} + + +template<class Pipe> +class LLHTTPNodeForPipe : public LLHTTPNodeForFactory< + LLChainIOFactoryForPipe<Pipe> > +{ +}; + + +#endif // LL_LLIOHTTPSERVER_H + |