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Diffstat (limited to 'backends/networking/sdl_net/getclienthandler.cpp')
| -rw-r--r-- | backends/networking/sdl_net/getclienthandler.cpp | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/backends/networking/sdl_net/getclienthandler.cpp b/backends/networking/sdl_net/getclienthandler.cpp new file mode 100644 index 0000000000..b22c80cebf --- /dev/null +++ b/backends/networking/sdl_net/getclienthandler.cpp @@ -0,0 +1,162 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#include "backends/networking/sdl_net/getclienthandler.h" +#include "common/textconsole.h" + +namespace Networking { + +GetClientHandler::GetClientHandler(Common::SeekableReadStream *stream): + _responseCode(200), _headersPrepared(false), + _stream(stream), _buffer(new byte[CLIENT_HANDLER_BUFFER_SIZE]) {} + +GetClientHandler::~GetClientHandler() { + delete _stream; + delete[] _buffer; +} + +const char *GetClientHandler::responseMessage(long responseCode) { + switch (responseCode) { + case 100: return "Continue"; + case 101: return "Switching Protocols"; + case 102: return "Processing"; + + case 200: return "OK"; + case 201: return "Created"; + case 202: return "Accepted"; + case 203: return "Non-Authoritative Information"; + case 204: return "No Content"; + case 205: return "Reset Content"; + case 206: return "Partial Content"; + case 207: return "Multi-Status"; + case 226: return "IM Used"; + + case 300: return "Multiple Choices"; + case 301: return "Moved Permanently"; + case 302: return "Moved Temporarily"; //case 302: return "Found"; + case 303: return "See Other"; + case 304: return "Not Modified"; + case 305: return "Use Proxy"; + case 306: return "RESERVED"; + case 307: return "Temporary Redirect"; + + case 400: return "Bad Request"; + case 401: return "Unauthorized"; + case 402: return "Payment Required"; + case 403: return "Forbidden"; + case 404: return "Not Found"; + case 405: return "Method Not Allowed"; + case 406: return "Not Acceptable"; + case 407: return "Proxy Authentication Required"; + case 408: return "Request Timeout"; + case 409: return "Conflict"; + case 410: return "Gone"; + case 411: return "Length Required"; + case 412: return "Precondition Failed"; + case 413: return "Request Entity Too Large"; + case 414: return "Request-URI Too Large"; + case 415: return "Unsupported Media Type"; + case 416: return "Requested Range Not Satisfiable"; + case 417: return "Expectation Failed"; + case 422: return "Unprocessable Entity"; + case 423: return "Locked"; + case 424: return "Failed Dependency"; + case 425: return "Unordered Collection"; + case 426: return "Upgrade Required"; + case 428: return "Precondition Required"; + case 429: return "Too Many Requests"; + case 431: return "Request Header Fields Too Large"; + case 434: return "Requested Host Unavailable"; + case 449: return "Retry With"; + case 451: return "Unavailable For Legal Reasons"; + + case 500: return "Internal Server Error"; + case 501: return "Not Implemented"; + case 502: return "Bad Gateway"; + case 503: return "Service Unavailable"; + case 504: return "Gateway Timeout"; + case 505: return "HTTP Version Not Supported"; + case 506: return "Variant Also Negotiates"; + case 507: return "Insufficient Storage"; + case 508: return "Loop Detected"; + case 509: return "Bandwidth Limit Exceeded"; + case 510: return "Not Extended"; + case 511: return "Network Authentication Required"; + } + return "Unknown"; +} + +void GetClientHandler::prepareHeaders() { + if (!_specialHeaders.contains("Content-Type")) + setHeader("Content-Type", "text/html"); + + if (!_specialHeaders.contains("Content-Length") && _stream) + setHeader("Content-Length", Common::String::format("%u", _stream->size())); + + _headers = Common::String::format("HTTP/1.1 %ld %s\r\n", _responseCode, responseMessage(_responseCode)); + for (Common::HashMap<Common::String, Common::String>::iterator i = _specialHeaders.begin(); i != _specialHeaders.end(); ++i) + _headers += i->_key + ": " + i->_value + "\r\n"; + _headers += "\r\n"; + + _headersPrepared = true; +} + +void GetClientHandler::handle(Client *client) { + if (!client) + return; + if (!_headersPrepared) + prepareHeaders(); + + uint32 readBytes; + + // send headers first + if (_headers.size() > 0) { + readBytes = _headers.size(); + if (readBytes > CLIENT_HANDLER_BUFFER_SIZE) + readBytes = CLIENT_HANDLER_BUFFER_SIZE; + memcpy(_buffer, _headers.c_str(), readBytes); + _headers.erase(0, readBytes); + } else { + if (!_stream) { + client->close(); + return; + } + + readBytes = _stream->read(_buffer, CLIENT_HANDLER_BUFFER_SIZE); + } + + if (readBytes != 0) + if (client->send(_buffer, readBytes) != readBytes) { + warning("GetClientHandler: unable to send all bytes to the client"); + client->close(); + return; + } + + // we're done here! + if (_stream->eos()) + client->close(); +} + +void GetClientHandler::setHeader(Common::String name, Common::String value) { _specialHeaders[name] = value; } +void GetClientHandler::setResponseCode(long code) { _responseCode = code; } + +} // End of namespace Networking |