danicoin/contrib/epee/include/net/http_client_via_api_helper.h
2015-01-02 18:52:46 +02:00

177 lines
5.8 KiB
C++

// Copyright (c) 2006-2013, Andrey N. Sabelnikov, www.sabelnikov.net
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of the Andrey N. Sabelnikov nor the
// names of its contributors may be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
#pragma once
#include <wininet.h>
#include <atlutil.h>
#pragma comment(lib, "Wininet.lib")
namespace epee
{
namespace net_utils
{
inline
bool http_ssl_invoke(const std::string& url, const std::string usr, const std::string psw, std::string& http_response_body, bool use_post = false)
{
bool final_res = false;
ATL::CUrl url_obj;
BOOL crack_rss = url_obj.CrackUrl(string_encoding::convert_to_t<std::basic_string<TCHAR> >(url).c_str());
HINTERNET hinet = ::InternetOpenA(SHARED_JOBSCOMMON_HTTP_AGENT, INTERNET_OPEN_TYPE_PRECONFIG, NULL, NULL, 0);
if(!hinet)
{
int err = ::GetLastError();
LOG_PRINT("Failed to call InternetOpenA, \nError: " << err << " " << log_space::get_win32_err_descr(err), LOG_LEVEL_0);
return false;
}
DWORD dwFlags = 0;
DWORD dwBuffLen = sizeof(dwFlags);
if(usr.size())
{
dwFlags |= INTERNET_FLAG_IGNORE_CERT_CN_INVALID|INTERNET_FLAG_IGNORE_CERT_DATE_INVALID|
INTERNET_FLAG_PRAGMA_NOCACHE | SECURITY_FLAG_IGNORE_UNKNOWN_CA|INTERNET_FLAG_SECURE;
}else
{
dwFlags |= INTERNET_FLAG_PRAGMA_NOCACHE;
}
int port = url_obj.GetPortNumber();
BOOL res = FALSE;
HINTERNET hsession = ::InternetConnectA(hinet, string_encoding::convert_to_ansii(url_obj.GetHostName()).c_str(), port/*INTERNET_DEFAULT_HTTPS_PORT*/, usr.c_str(), psw.c_str(), INTERNET_SERVICE_HTTP, dwFlags, NULL);
if(hsession)
{
const std::string uri = string_encoding::convert_to_ansii(url_obj.GetUrlPath()) + string_encoding::convert_to_ansii(url_obj.GetExtraInfo());
HINTERNET hrequest = ::HttpOpenRequestA(hsession, use_post?"POST":NULL, uri.c_str(), NULL, NULL,NULL, dwFlags, NULL);
if(hrequest)
{
while(true)
{
res = ::HttpSendRequestA(hrequest, NULL, 0, NULL, 0);
if(!res)
{
//ERROR_INTERNET_INVALID_CA 45
//ERROR_INTERNET_INVALID_URL (INTERNET_ERROR_BASE + 5)
int err = ::GetLastError();
LOG_PRINT("Failed to call HttpSendRequestA, \nError: " << log_space::get_win32_err_descr(err), LOG_LEVEL_0);
break;
}
DWORD code = 0;
DWORD buf_len = sizeof(code);
DWORD index = 0;
res = ::HttpQueryInfo(hrequest, HTTP_QUERY_FLAG_NUMBER|HTTP_QUERY_STATUS_CODE, &code, &buf_len, &index);
if(!res)
{
//ERROR_INTERNET_INVALID_CA 45
//ERROR_INTERNET_INVALID_URL (INTERNET_ERROR_BASE + 5)
int err = ::GetLastError();
LOG_PRINT("Failed to call HttpQueryInfo, \nError: " << log_space::get_win32_err_descr(err), LOG_LEVEL_0);
break;
}
if(code < 200 || code > 299)
{
LOG_PRINT("Wrong server response, HttpQueryInfo returned statuse code" << code , LOG_LEVEL_0);
break;
}
char buff[100000] = {0};
DWORD readed = 0;
while(true)
{
res = ::InternetReadFile(hrequest, buff, sizeof(buff), &readed);
if(!res)
{
int err = ::GetLastError();
LOG_PRINT("Failed to call InternetReadFile, \nError: " << log_space::get_win32_err_descr(err), LOG_LEVEL_0);
break;
}
if(readed)
{
http_response_body.append(buff, readed);
}
else
break;
}
if(!res)
break;
//we success
final_res = true;
res = ::InternetCloseHandle(hrequest);
if(!res)
{
int err = ::GetLastError();
LOG_PRINT("Failed to call InternetCloseHandle, \nError: " << log_space::get_win32_err_descr(err), LOG_LEVEL_0);
}
break;
}
}
else
{
//ERROR_INTERNET_INVALID_CA
int err = ::GetLastError();
LOG_PRINT("Failed to call InternetOpenUrlA, \nError: " << log_space::get_win32_err_descr(err), LOG_LEVEL_0);
return false;
}
res = ::InternetCloseHandle(hsession);
if(!res)
{
int err = ::GetLastError();
LOG_PRINT("Failed to call InternetCloseHandle, \nError: " << log_space::get_win32_err_descr(err), LOG_LEVEL_0);
}
}else
{
int err = ::GetLastError();
LOG_PRINT("Failed to call InternetConnectA(" << string_encoding::convert_to_ansii(url_obj.GetHostName()) << ", port " << port << " \nError: " << log_space::get_win32_err_descr(err), LOG_LEVEL_0);
}
res = ::InternetCloseHandle(hinet);
if(!res)
{
int err = ::GetLastError();
LOG_PRINT("Failed to call InternetCloseHandle, \nError: " << log_space::get_win32_err_descr(err), LOG_LEVEL_0);
}
return final_res;
}
}
}