config_rest.h

/*
 Copyright (c) 2011, Julio Terra

 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:

 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE.

 */

// RestSever: RESTfull request Library for Arduino.
// Atmega328 required due to RAM requirements

#ifndef __config_rest__
#define __config_rest__

#if defined(ARDUINO) && ARDUINO >= 100
  #include "Arduino.h"
  #else
  #include "WProgram.h"
#endif

#define REQUEST_MAX_LENGTH 		75		// maximum length of incoming requests
#define NAME_LENGTH				20		// maximum length of service names
#define TIMEOUT_INTERVAL 		2000

/**************************************************************************
 DO NOT MAKE CHANGES BELOW THIS MARKER... 
 ...unless you know what you are doing
	
 The data structures and constants below are not intended to be update, unless you 
 are planning to change the functionality of the RestServer library.
 **************************************************************************/

// data structure that holds range information for each resource description
typedef struct resource_range_t {
	int min;
	int max;
};

// data structure that holds resource descriptions defined by users
typedef struct resource_description_t {
	char name [NAME_LENGTH]; 	// name of resource
	boolean post_enabled;		// flag that notes whether resource supports post requests
	resource_range_t range;		// resource range
};

typedef struct resource_t {
	char name [NAME_LENGTH]; 	// name of resource
	boolean post_enabled;		// flag that notes whether resource supports post requests
	resource_range_t range;		// resource range
	int state;					// holds current state of resource
	boolean get;				// get request flag for this resource 
	boolean post;				// post request flag for this resource
};
										
// constants related to end of line and end of header sequences, and div characters 
#define DIV_ELEMENTS			 4		// number of DIV_ELEMENTS available
#define EOL_LENGTH  	 		 2		// number of characters in end of line sequence (EOL)
#define EOH_LENGTH  	 		 4		// number of characters in end of header sequence (EOH)
	
#endif // #endif __config_rest__