File content as of revision 101:37763e3777a7:

/*********************************************************************
PicoTCP. Copyright (c) 2012 TASS Belgium NV. Some rights reserved.
See LICENSE and COPYING for usage.

Author: Andrei Carp <andrei.carp@tass.be>
*********************************************************************/

#ifndef PICO_HTTP_UTIL_H_
#define PICO_HTTP_UTIL_H_

/* Informational reponses */
#define HTTP_CONTINUE 						100u
#define HTTP_SWITCHING_PROTOCOLS  101u
#define HTTP_PROCESSING					  102u

/* Success */
#define HTTP_OK										200u
#define HTTP_CREATED							201u
#define HTTP_ACCEPTED							202u
#define HTTP_NON_AUTH_INFO				203u
#define HTTP_NO_CONTENT						204u
#define HTTP_RESET_CONTENT				205u
#define HTTP_PARTIAL_CONTENT			206u
#define HTTP_MULTI_STATUS					207u
#define HTTP_ALREADY_REPORTED			208u
#define HTTP_LOW_SPACE						250u
#define HTTP_IM_SPACE							226u

/* Redirection */
#define HTTP_MULTI_CHOICE					300u
#define HTTP_MOVED_PERMANENT			301u
#define HTTP_FOUND								302u
#define HTTP_SEE_OTHER						303u
#define HTTP_NOT_MODIFIED					304u
#define HTTP_USE_PROXY						305u
#define HTTP_SWITCH_PROXY					306u
#define HTTP_TEMP_REDIRECT				307u
#define HTTP_PERM_REDIRECT				308u

/* Client error */
#define HTTP_BAD_REQUEST					400u
#define HTTP_UNAUTH								401u
#define HTTP_PAYMENT_REQ					402u
#define HTTP_FORBIDDEN						403u
#define HTTP_NOT_FOUND						404u
#define HTTP_METH_NOT_ALLOWED			405u
#define HTTP_NOT_ACCEPTABLE				406u
#define HTTP_PROXY_AUTH_REQ				407u
#define HTTP_REQ_TIMEOUT					408u
#define HTTP_CONFLICT							409u
#define HTTP_GONE									410u
#define HTTP_LEN_REQ							411u
#define HTTP_PRECONDITION_FAIL		412u
#define HTTP_REQ_ENT_LARGE				413u
#define HTTP_URI_TOO_LONG					414u
#define HTTP_UNSUPORTED_MEDIA			415u
#define HTTP_REQ_RANGE_NOK				416u
#define HTTP_EXPECT_FAILED				417u
#define HTTP_TEAPOT								418u
#define HTTP_UNPROC_ENTITY				422u
#define HTTP_LOCKED								423u
#define HTTP_METHOD_FAIL					424u
#define HTTP_UNORDERED						425u
#define HTTP_UPGRADE_REQ					426u
#define HTTP_PRECOND_REQ					428u
#define HTTP_TOO_MANY_REQ					429u
#define HTTP_HEDER_FIELD_LARGE		431u

/* Server error */
#define HTTP_INTERNAL_SERVER_ERR	500u
#define HTTP_NOT_IMPLEMENTED			501u
#define HTTP_BAD_GATEWAY					502u
#define HTTP_SERVICE_UNAVAILABLE	503u
#define HTTP_GATEWAY_TIMEOUT			504u
#define HTTP_NOT_SUPPORTED				505u
#define HTTP_SERV_LOW_STORAGE			507u
#define HTTP_LOOP_DETECTED				508u
#define HTTP_NOT_EXTENDED					510u
#define HTTP_NETWORK_AUTH					511u
#define HTTP_PERMISSION_DENIED		550u

/* Returns used  */
#define HTTP_RETURN_ERROR    -1
#define HTTP_RETURN_OK				0

/* List of events - shared between client and server */
#define EV_HTTP_CON		    1u
#define EV_HTTP_REQ       2u
#define EV_HTTP_PROGRESS  4u
#define EV_HTTP_SENT		  8u
#define EV_HTTP_CLOSE     16u
#define EV_HTTP_ERROR     32u
#define EV_HTTP_BODY			64u
#define EV_HTTP_DNS				128u

#ifndef TRUE
	#define TRUE	1
#endif

#ifndef FALSE
	#define FALSE 0
#endif

struct pico_http_uri
{
	uint8_t protoHttp; // is the protocol Http ?
	char * host;			 // hostname
	uint16_t port;		 // port if specified
	char * resource;	 // resource , ignoring the other possible parameters
};

// used for chunks
int pico_itoaHex(uint16_t port, char * ptr);
uint16_t pico_itoa(uint16_t port, char * ptr);
int8_t pico_processURI(const char * uri, struct pico_http_uri * urikey);

#endif /* PICO_HTTP_UTIL_H_ */