IXWebSocket/ixwebsocket/IXHttp.h

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/*
* IXHttp.h
* Author: Benjamin Sergeant
* Copyright (c) 2019 Machine Zone, Inc. All rights reserved.
*/
#pragma once
#include "IXProgressCallback.h"
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#include "IXWebSocketHttpHeaders.h"
#include <tuple>
#include <unordered_map>
namespace ix
{
enum class HttpErrorCode : int
{
Ok = 0,
CannotConnect = 1,
Timeout = 2,
Gzip = 3,
UrlMalformed = 4,
CannotCreateSocket = 5,
SendError = 6,
ReadError = 7,
CannotReadStatusLine = 8,
MissingStatus = 9,
HeaderParsingError = 10,
MissingLocation = 11,
TooManyRedirects = 12,
ChunkReadError = 13,
CannotReadBody = 14,
Invalid = 100
};
struct HttpResponse
{
int statusCode;
std::string description;
HttpErrorCode errorCode;
WebSocketHttpHeaders headers;
std::string payload;
std::string errorMsg;
uint64_t uploadSize;
uint64_t downloadSize;
HttpResponse(int s = 0,
const std::string& des = std::string(),
const HttpErrorCode& c = HttpErrorCode::Ok,
const WebSocketHttpHeaders& h = WebSocketHttpHeaders(),
const std::string& p = std::string(),
const std::string& e = std::string(),
uint64_t u = 0,
uint64_t d = 0)
: statusCode(s)
, description(des)
, errorCode(c)
, headers(h)
, payload(p)
, errorMsg(e)
, uploadSize(u)
, downloadSize(d)
{
;
}
};
using HttpResponsePtr = std::shared_ptr<HttpResponse>;
using HttpParameters = std::unordered_map<std::string, std::string>;
using HttpFormDataParameters = std::unordered_map<std::string, std::string>;
using Logger = std::function<void(const std::string&)>;
using OnResponseCallback = std::function<void(const HttpResponsePtr&)>;
struct HttpRequestArgs
{
std::string url;
std::string verb;
WebSocketHttpHeaders extraHeaders;
std::string body;
std::string multipartBoundary;
int connectTimeout;
int transferTimeout;
bool followRedirects;
int maxRedirects;
bool verbose;
bool compress;
Logger logger;
OnProgressCallback onProgressCallback;
};
using HttpRequestArgsPtr = std::shared_ptr<HttpRequestArgs>;
struct HttpRequest
{
std::string uri;
std::string method;
std::string version;
WebSocketHttpHeaders headers;
HttpRequest(const std::string& u,
const std::string& m,
const std::string& v,
const WebSocketHttpHeaders& h = WebSocketHttpHeaders())
: uri(u)
, method(m)
, version(v)
, headers(h)
{
}
};
using HttpRequestPtr = std::shared_ptr<HttpRequest>;
class Http
{
public:
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static std::tuple<bool, std::string, HttpRequestPtr> parseRequest(
std::shared_ptr<Socket> socket);
static bool sendResponse(HttpResponsePtr response, std::shared_ptr<Socket> socket);
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static std::pair<std::string, int> parseStatusLine(const std::string& line);
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static std::tuple<std::string, std::string, std::string> parseRequestLine(
const std::string& line);
static std::string trim(const std::string& str);
};
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} // namespace ix