colorchord/embedded8266/common/http.h

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2015-07-29 07:54:49 +02:00
//Copyright 2015 <>< Charles Lohr Under the MIT/x11 License, NewBSD License or
// ColorChord License. You Choose.
#ifndef _HTTP_H
#define _HTTP_H
#include "mem.h"
#include "c_types.h"
#include "user_interface.h"
#include "ets_sys.h"
#include "driver/uart.h"
#include "osapi.h"
#include "espconn.h"
#include "mfs.h"
#include "mystuff.h"
#define HTTP_SERVER_TIMEOUT 500
#define HTTP_CONNECTIONS 8
#define MAX_PATHLEN 80
//You must provide:
void ICACHE_FLASH_ATTR HTTPCustomStart( );
void ICACHE_FLASH_ATTR HTTPCustomCallback( ); //called when we can send more data
void ICACHE_FLASH_ATTR WebSocketData( uint8_t * data, int len );
void ICACHE_FLASH_ATTR WebSocketTick( );
void ICACHE_FLASH_ATTR WebSocketNew();
extern struct HTTPConnection * curhttp;
extern uint8 * curdata;
extern uint16 curlen;
#define POP (*curdata++)
#define HTTP_STATE_NONE 0
#define HTTP_STATE_WAIT_METHOD 1
#define HTTP_STATE_WAIT_PATH 2
#define HTTP_STATE_WAIT_PROTO 3
#define HTTP_STATE_WAIT_FLAG 4
#define HTTP_STATE_WAIT_INFLAG 5
#define HTTP_STATE_DATA_XFER 7
#define HTTP_STATE_DATA_WEBSOCKET 8
#define HTTP_WAIT_CLOSE 15
struct HTTPConnection
{
uint8_t state:4;
uint8_t state_deets;
uint8_t pathbuffer[MAX_PATHLEN]; //Also used for temporary and handshake information when using websockets.
uint8_t is_dynamic:1;
uint16_t timeout;
union data_t
{
struct MFSFileInfo filedescriptor;
struct UserData { uint16_t a, b, c; } user;
} data;
void * rcb;
uint32_t bytesleft;
uint32_t bytessofar;
uint8_t is404:1;
uint8_t isdone:1;
uint8_t isfirst:1;
uint8_t need_resend:1;
struct espconn * socket;
} HTTPConnections[HTTP_CONNECTIONS];
void ICACHE_FLASH_ATTR httpserver_connectcb(void *arg);
void HTTPTick( uint8_t timedtick );
//you can call this a LOT if you want fast transfers, but be sure only to call it with a 1 at the update tick rate.
int ICACHE_FLASH_ATTR URLDecode( char * decodeinto, int maxlen, const char * buf );
void ICACHE_FLASH_ATTR WebSocketGotData( uint8_t c );
void ICACHE_FLASH_ATTR WebSocketTickInternal();
void ICACHE_FLASH_ATTR WebSocketSend( uint8_t * data, int size );
#endif