ESPTerm - ESP8266 terminal emulator. Branches: [master] patches, [work] next release
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espterm-firmware/user/httpd.h

71 lines
2.3 KiB

#ifndef HTTPD_H
#define HTTPD_H
#include <c_types.h>
#include <ip_addr.h>
#include <espconn.h>
#define HTTPDVER "0.3"
10 years ago
#define HTTPD_CGI_MORE 0
#define HTTPD_CGI_DONE 1
#define HTTPD_CGI_NOTFOUND 2
#define HTTPD_CGI_AUTHENTICATED 3
#define HTTPD_METHOD_GET 1
#define HTTPD_METHOD_POST 2
typedef struct HttpdPriv HttpdPriv;
typedef struct HttpdConnData HttpdConnData;
typedef struct HttpdPostData HttpdPostData;
typedef int (* cgiSendCallback)(HttpdConnData *connData);
//A struct describing a http connection. This gets passed to cgi functions.
struct HttpdConnData {
struct espconn *conn;
char requestType;
char *url;
char *getArgs;
const void *cgiArg;
void *cgiData;
void *cgiPrivData; // Used for streaming handlers storing state between requests
HttpdPriv *priv;
cgiSendCallback cgi;
HttpdPostData *post;
};
//A struct describing the POST data sent inside the http connection. This is used by the CGI functions
struct HttpdPostData {
int len; // POST Content-Length
int buffSize; // The maximum length of the post buffer
int buffLen; // The amount of bytes in the current post buffer
int received; // The total amount of bytes received so far
char *buff; // Actual POST data buffer
char *multipartBoundary;
};
//A struct describing an url. This is the main struct that's used to send different URL requests to
//different routines.
typedef struct {
const char *url;
cgiSendCallback cgiCb;
const void *cgiArg;
} HttpdBuiltInUrl;
int ICACHE_FLASH_ATTR cgiRedirect(HttpdConnData *connData);
void ICACHE_FLASH_ATTR httpdRedirect(HttpdConnData *conn, char *newUrl);
int httpdUrlDecode(char *val, int valLen, char *ret, int retLen);
int ICACHE_FLASH_ATTR httpdFindArg(char *line, char *arg, char *buff, int buffLen);
void ICACHE_FLASH_ATTR httpdInit(HttpdBuiltInUrl *fixedUrls, int port);
const char *httpdGetMimetype(char *url);
#ifdef GZIP_COMPRESSION
const char* sendGZIPEncodingIfNeeded(HttpdConnData *connData);
#endif
void ICACHE_FLASH_ATTR httpdStartResponse(HttpdConnData *conn, int code);
void ICACHE_FLASH_ATTR httpdHeader(HttpdConnData *conn, const char *field, const char *val);
void ICACHE_FLASH_ATTR httpdEndHeaders(HttpdConnData *conn);
int ICACHE_FLASH_ATTR httpdGetHeader(HttpdConnData *conn, char *header, char *ret, int retLen);
int ICACHE_FLASH_ATTR httpdSend(HttpdConnData *conn, const char *data, int len);
#endif