This is a HTTP Server example using the new EthernetInterface and new mbed-rpc libraries.
Dependents: HTTP-RPCServerExample
Fork of HTTPServer by
HTTPRequestHandler.cpp
- Committer:
- leihen
- Date:
- 2013-06-02
- Revision:
- 9:c2a1462b9b71
- Parent:
- 7:cb7fec1265b5
- Child:
- 10:cbde7929db7f
File content as of revision 9:c2a1462b9b71:
/* HTTPRequestHandler.cpp */ #include "mbed.h" #include "HTTPRequestHandler.h" #define _DEBUG 0 #if (_DEBUG && !defined(TARGET_LPC11U24)) #define INFO(x, ...) std::printf("[HTTPRequestHandler : DBG]"x"\r\n", ##__VA_ARGS__); #define WARN(x, ...) std::printf("[HTTPRequestHandler : DBG]"x"\r\n", ##__VA_ARGS__); #define ERR(x, ...) std::printf("[HTTPRequestHandler : DBG]"x"\r\n", ##__VA_ARGS__); #else #define INFO(x, ...) #define WARN(x, ...) #define ERR(x, ...) #endif static char buffer[128]; HTTPRequestHandler::HTTPRequestHandler(HTTPConnection::HTTPMessage& Msg, TCPSocketConnection& Tcp) : msg(Msg), tcp(Tcp) { msg = Msg; tcp = Tcp; } HTTPRequestHandler::~HTTPRequestHandler() { } void HTTPRequestHandler::handleRequest() { int err = 0; switch (msg.request) { case HTTP_RT_GET: INFO("Dispatching GET Request."); err = handleGetRequest(); break; case HTTP_RT_POST: INFO("Dispatching POST request."); err = handlePostRequest(); break; case HTTP_RT_PUT: INFO("Dispatching PUT request."); err = handlePutRequest(); break; default: INFO("Error in handleRequest, unhandled request type."); err = HTTP_NotImplemented; break; } // if any of these functions returns a negative number, call the error handler if (err > 0) { handleError(err); } } static const char* szErrorPage = "<HTML><HEAD><META content=\"text/html\" http-equiv=Content-Type></HEAD><BODY><h1>Error %d</h1><P>HTTPServer Error<P></BODY></HTML>\r\n\r\n"; void HTTPRequestHandler::handleError(int errorCode, HTTPHeaders* header) { INFO("Handling error !"); tcp.set_blocking(true, 1500); sprintf(buffer,"HTTP/1.0 %d Error\r\n", errorCode); tcp.send(buffer, strlen(buffer)); sprintf(buffer, "Content-Length: %d\r\n", strlen(szErrorPage)); tcp.send(buffer, strlen(buffer)); if (header == NULL) { sprintf(buffer, "Content-Type: text/html\r\nServer: mbed embedded\r\n\n\r"); tcp.send(buffer, strlen(buffer)); } else { for ( map<const char*, const char*>::iterator cIter = header->begin() ; cIter != header->end() ; cIter ++) { tcp.send((char*)cIter->first, strlen(cIter->first)); tcp.send(": ", 2); tcp.send((char*)cIter->second, strlen(cIter->second)); tcp.send("\r\n",2); } tcp.send("\r\n",2); } tcp.send((char*)szErrorPage, strlen(szErrorPage)); } void HTTPRequestHandler::startResponse(int returnCode, long nLen, HTTPHeaders* header) { INFO("Starting response (%ld bytes in total)!", nLen); tcp.set_blocking(true, 1500); sprintf(buffer, "HTTP/1.0 %d OK\r\n", returnCode); tcp.send(buffer, strlen(buffer)); sprintf(buffer, "Content-Length: %ld\r\n", nLen); // Add 2 chars for the terminating CR+LF tcp.send(buffer, strlen(buffer)); if (header == NULL) { sprintf(buffer, "Content-Type: text/html\r\nServer: mbed embedded\r\n\r\n"); tcp.send(buffer, strlen(buffer)); } else { for ( map<const char*, const char*>::iterator cIter = header->begin() ; cIter != header->end() ; cIter ++) { tcp.send((char*)cIter->first, strlen(cIter->first)); tcp.send(": ", 2); tcp.send((char*)cIter->second, strlen(cIter->second)); tcp.send("\r\n\r\n",2); } tcp.send("\r\n", 2); } // other content must be sent using the 'processResponse' function } void HTTPRequestHandler::processResponse(int nLen, char* body) { INFO("Processing Response (%d bytes)!\n",nLen); tcp.send(body, nLen); } void HTTPRequestHandler::endResponse() { INFO("Ending Response !"); tcp.send("\r\n", 2); }