RpcHandler.cpp

00001 /* FsHandler.cpp */
00002 #include "mbed.h"
00003 #include "RpcHandler.h"
00004 #include "mbed_rpc.h"
00005 
00006 
00007 //#define DEBUG 1
00008 #include "hl_debug.h"
00009 
00010 RPC rpc("rpc");
00011 
00012 
00013 HTTPRpcRequestHandler::HTTPRpcRequestHandler(const char* rootPath, const char* localPath, HTTPConnection::HTTPMessage& Msg, TCPSocketConnection& Tcp)
00014     : HTTPRequestHandler(Msg, Tcp)
00015 {
00016     m_rootPath = rootPath;
00017     m_localPath = localPath;
00018     
00019     handleRequest();
00020 }
00021 
00022 
00023 HTTPRpcRequestHandler::~HTTPRpcRequestHandler()
00024 {
00025 }
00026 
00027 
00028 int HTTPRpcRequestHandler::handleGetRequest()
00029 {
00030     char outBuf[256] = {};
00031     bool retval = false;
00032     int err = 404;
00033     string rpc_args("");
00034     
00035     INFO("Handling RPC Get Requesst.");
00036     // This version of the RPC handler does only accept native RPC commands in the format
00037     //  /<class>/<method> <argument1> [<argument2> [<argument3> ...]]
00038     // So we can simply pass our local pathg to our rpc
00039 
00040     //  Append missing slash if needed
00041     if (m_localPath.c_str()[0] != '/') {
00042         rpc_args = "/";
00043     }
00044     // replace the HTTP strings with ascii strings
00045     for (int i = 0 ; i < m_localPath.length() ; i++) {
00046         if (m_localPath.substr(i,3) == "%20") {
00047             rpc_args += " ";
00048             i+=2;
00049         }
00050         else {
00051             rpc_args += m_localPath.substr(i,1);
00052         }
00053     }
00054     INFO("RPC to %s", rpc_args.c_str());
00055     retval = rpc.call(rpc_args.c_str(),outBuf);
00056     INFO("RPC Request returned %d with args : %s", retval==true ? 200 : 0, outBuf);
00057     if (retval) {
00058         //  No error
00059         startResponse(200, strlen(outBuf));
00060         processResponse(strlen(outBuf), outBuf);
00061         endResponse();
00062         err = 0;
00063     }
00064     
00065     return err;
00066 }
00067 
00068 int HTTPRpcRequestHandler::handlePutRequest()
00069 {
00070     return 404;
00071 }
00072 
00073 int HTTPRpcRequestHandler::handlePostRequest()
00074 {
00075     return 404;
00076 }