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/*****************************************************************************

File: http.h

Date: 21Apr06

Copyright (C) 2006-07 by Francis Cianfrocca. All Rights Reserved.

Gmail: garbagecat10

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 St, Fifth Floor, Boston, MA 02110-1301 USA

*****************************************************************************/

#ifndef __HttpPersonality__H_

#define __HttpPersonality__H_

#define RESPONSE_CODE_405 "405 Method Not Allowed"

#define RESPONSE_CODE_406 "406 Not Acceptable"

#define RESPONSE_CODE_505 "505 HTTP Version Not Supported"

/**********************

class HttpConnection_t

**********************/

class HttpConnection_t

{

public:

HttpConnection_t();

virtual ~HttpConnection_t();

void ConsumeData (const char*, int);

virtual void SendData (const char*, int);

virtual void CloseConnection (bool after_writing);

virtual void ProcessRequest (const char *method,

const char *cookie,

const char *ifnonematch,

const char *content_type,

const char *query_string,

const char *path_info,

const char *request_uri,

const char *protocol,

int postlength,

const char *postdata,

const char* hdrblock,

int hdrblksize,

int content_chunked);

virtual void ReceivePostData(const char *data, int len);

virtual void SetNoEnvironmentStrings() {bSetEnvironmentStrings = false;}

virtual void SetDontAccumulatePost() {bAccumulatePost = false;}

private:

enum {

BaseState,

PreheaderState,

HeaderState,

ReadingContentState,

ReadingChunkLen,

ReadingChunkedContent,

DispatchState,

EndState

} ProtocolState;

enum {

MaxLeadingBlanks = 12,

MaxHeaderLineLength = 8 * 1024,

MaxContentLength = 20 * 1024 * 1024,

HeaderBlockSize = 16 * 1024

};

int nLeadingBlanks;

char HeaderLine [MaxHeaderLineLength];

int HeaderLinePos;

char HeaderBlock [HeaderBlockSize];

int HeaderBlockPos;

int ContentLength;

int ContentChunked;

int TrailerProcessing;

int ContentPos;

char *_Content;

int Chunk_req_received;

char chunklen_s[10];

int foundsemi;

int foundslashr;

int chunklen;

int foundslashn;

bool bSetEnvironmentStrings;

bool bAccumulatePost;

bool bRequestSeen;

bool bContentLengthSeen;

// ofstream programlog;

const char *RequestMethod;

std::string Cookie;

std::string IfNoneMatch;

std::string ContentType;

std::string PathInfo;

std::string RequestUri;

std::string QueryString;

std::string Protocol;

private:

int _GetChunkLength(const char *, int *, int *);

bool _InterpretHeaderLine (const char*);

bool _InterpretRequest (const char*);

bool _DetectVerbAndSetEnvString (const char*, int);

void _SendError (const char*);

};

#endif // __HttpPersonality__H_