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Windows HTTP client code (untested)

pull/1/head
Adam Ierymenko 12 years ago
parent
dab124dfb9
commit
7eccc5ebf2
3 changed files with 439 additions and 0 deletions
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  1. 151
      node/HttpClient.cpp
  2. 74
      windows/SelfTest/SelfTest.vcxproj
  3. 214
      windows/SelfTest/SelfTest.vcxproj.filters

151
node/HttpClient.cpp
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@ -51,6 +51,13 @@
#include <sys/wait.h>
#endif
#ifdef __WINDOWS__
#include <locale>
#include <codecvt>
#include <Windows.h>
#include <winhttp.h>
#endif
namespace ZeroTier {
const std::map<std::string,std::string> HttpClient::NO_HEADERS;
@ -308,4 +315,148 @@ HttpClient::Request HttpClient::_do(
#endif
#ifdef __WINDOWS__
#define WIN_MAX_MESSAGE_LENGTH (1024 * 1024 * 64)
// Internal private thread class that performs request, notifies handler,
// and then commits suicide by deleting itself.
class P_Req : NonCopyable
{
public:
P_Req(const char *method,const std::string &url,const std::map<std::string,std::string> &headers,unsigned int timeout,void (*handler)(void *,int,const std::string &,bool,const std::string &),void *arg) :
_url(url),
_headers(headers),
_timeout(timeout),
_handler(handler),
_arg(arg)
{
_myThread = Thread::start(this);
}
void threadMain()
{
HINTERNET hSession = (HINTERNET)0;
HINTERNET hConnect = (HINTERNET)0;
HINTERNET hRequest = (HINTERNET)0;
try {
hSession = WinHttpOpen(L"ZeroTier One HttpClient/1.0",WINHTTP_ACCESS_TYPE_DEFAULT_PROXY,WINHTTP_NO_PROXY_NAME,WINHTTP_NO_PROXY_BYPASS,0);
if (!hSession) {
_handler(_arg,-1,_url,false,"WinHttpOpen() failed");
goto closeAndReturnFromHttp;
}
int timeoutMs = (int)_timeout * 1000;
WinHttpSetTimeouts(hSession,timeoutMs,timeoutMs,timeoutMs,timeoutMs);
std::wstring_convert< std::codecvt_utf8<wchar_t> > wcconv;
std::wstring wurl(wcconv.from_bytes(_url));
URL_COMPONENTS uc;
memset(&uc,0,sizeof(uc));
uc.dwStructSize = sizeof(uc);
uc.dwSchemeLength = -1;
uc.dwHostNameLength = -1;
uc.dwUrlPathLength = -1;
uc.dwExtraInfoLength = -1;
if (!WinHttpCrackUrl(wurl.c_str(),wurl.length(),0,&uc)) {
_handler(_arg,-1,_url,false,"unable to parse URL: WinHttpCrackUrl() failed");
goto closeAndReturnFromHttp;
}
if ((!uc.lpszHostName)||(!uc.lpszUrlPath)||(!uc.lpszScheme)||(uc.dwHostNameLength <= 0)||(uc.dwUrlPathLength <= 0)||(uc.dwSchemeLength <= 0)) {
_handler(_arg,-1,_url,false,"unable to parse URL: missing scheme, host name, or path");
goto closeAndReturnFromHttp;
}
std::wstring urlScheme(uc.lpszScheme,uc.dwSchemeLength);
std::wstring urlHostName(uc.lpszHostName,uc.dwHostNameLength);
std::wstring urlPath(uc.lpszUrlPath,uc.dwUrlPathLength);
if ((uc.lpszExtraInfo)&&(uc.dwExtraInfoLength > 0))
urlPath.append(uc.lpszExtraInfo,uc.dwExtraInfoLength);
if (urlScheme != L"http") {
_handler(_arg,-1,_url,false,"only 'http' scheme is supported");
goto closeAndReturnFromHttp;
}
hConnect = WinHttpConnect(hSession,urlHostName.c_str(),((uc.nPort > 0) ? uc.nPort : 80),0);
if (!hConnect) {
_handler(_arg,-1,_url,false,"connection failed");
goto closeAndReturnFromHttp;
}
hRequest = WinHttpOpenRequest(hConnect,L"GET",NULL,NULL,WINHTTP_NO_REFERER,WINHTTP_DEFAULT_ACCEPT_TYPES,0);
if (!hRequest) {
_handler(_arg,-1,_url,false,"error sending request");
goto closeAndReturnFromHttp;
}
if (WinHttpReceiveResponse(hRequest,NULL)) {
DWORD dwStatusCode = 0;
DWORD dwTmp = sizeof(dwStatusCode);
WinHttpQueryHeaders(hRequest,WINHTTP_QUERY_STATUS_CODE| WINHTTP_QUERY_FLAG_NUMBER,NULL,&dwStatusCode,&dwTmp,NULL);
DWORD dwSize;
do {
dwSize = 0;
if (!WinHttpQueryDataAvailable(hRequest,&dwSize)) {
_handler(_arg,-1,_url,false,"receive error (1)");
goto closeAndReturnFromHttp;
}
char *outBuffer = new char[dwSize];
DWORD dwRead = 0;
if (!WinHttpReadData(hRequest,(LPVOID)outBuffer,dwSize,&dwRead)) {
_handler(_arg,-1,_url,false,"receive error (2)");
goto closeAndReturnFromHttp;
}
_body.append(outBuffer,dwRead);
delete [] outBuffer;
if (_body.length() > WIN_MAX_MESSAGE_LENGTH) {
_handler(_arg,-1,_url,false,"result too large");
goto closeAndReturnFromHttp;
}
} while (dwSize > 0);
_handler(_arg,dwStatusCode,_url,false,_body);
}
} catch (std::bad_alloc &exc) {
_handler(_arg,-1,_url,false,"insufficient memory");
} catch ( ... ) {
_handler(_arg,-1,_url,false,"unexpected exception");
}
closeAndReturnFromHttp:
if (hRequest)
WinHttpCloseHandle(hRequest);
if (hConnect)
WinHttpCloseHandle(hConnect);
if (hSession)
WinHttpCloseHandle(hSession);
delete this;
return;
}
const std::string _url;
std::string _body;
std::map<std::string,std::string> _headers;
unsigned int _timeout;
void (*_handler)(void *,int,const std::string &,bool,const std::string &);
void *_arg;
Thread _myThread;
};
HttpClient::Request HttpClient::_do(
const char *method,
const std::string &url,
const std::map<std::string,std::string> &headers,
unsigned int timeout,
void (*handler)(void *,int,const std::string &,bool,const std::string &),
void *arg)
{
return (HttpClient::Request)(new P_Req(method,url,headers,timeout,handler,arg));
}
#endif
} // namespace ZeroTier

74
windows/SelfTest/SelfTest.vcxproj
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@ -18,6 +18,80 @@
<Platform>x64</Platform>
</ProjectConfiguration>
</ItemGroup>
<ItemGroup>
<ClInclude Include="..\..\node\Address.hpp" />
<ClInclude Include="..\..\node\Array.hpp" />
<ClInclude Include="..\..\node\AtomicCounter.hpp" />
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<ClInclude Include="..\..\node\Buffer.hpp" />
<ClInclude Include="..\..\node\C25519.hpp" />
<ClInclude Include="..\..\node\CertificateOfMembership.hpp" />
<ClInclude Include="..\..\node\CMWC4096.hpp" />
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<ClInclude Include="..\..\node\Demarc.hpp" />
<ClInclude Include="..\..\node\Dictionary.hpp" />
<ClInclude Include="..\..\node\EthernetTap.hpp" />
<ClInclude Include="..\..\node\HttpClient.hpp" />
<ClInclude Include="..\..\node\Identity.hpp" />
<ClInclude Include="..\..\node\InetAddress.hpp" />
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<ClInclude Include="..\..\node\NonCopyable.hpp" />
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<ItemGroup>
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<ClCompile Include="..\..\node\Utils.cpp" />
</ItemGroup>
<PropertyGroup Label="Globals">
<ProjectGuid>{DCD73B97-0F44-4044-8BA4-95B59CCAB4BD}</ProjectGuid>
<Keyword>Win32Proj</Keyword>

214
windows/SelfTest/SelfTest.vcxproj.filters
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@ -10,4 +10,218 @@
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