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// Copyright 2019 Google Inc. 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 Google Inc. 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 OR CONTRIBUTORS 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.
#ifndef TOOLS_CRASH_CONVERTER_WINDOWS_HTTP_CLIENT_H_
#define TOOLS_CRASH_CONVERTER_WINDOWS_HTTP_CLIENT_H_
#include <tchar.h>
#include <windows.h>
#include <vector>
typedef void* HttpHandle;
namespace crash {
// HttpClient provides an abstract layer for HTTP APIs. The actual
// implementation can be based on either WinHttp or WinInet.
class HttpClient {
public:
enum AccessType {
ACCESS_TYPE_PRECONFIG,
ACCESS_TYPE_DIRECT,
ACCESS_TYPE_PROXY,
};
virtual ~HttpClient() {}
virtual bool CrackUrl(const TCHAR* url,
DWORD flags,
TCHAR* scheme,
size_t scheme_buffer_length,
TCHAR* host,
size_t host_buffer_length,
TCHAR* uri,
size_t uri_buffer_length,
int* port) const = 0;
virtual bool Open(const TCHAR* user_agent,
DWORD access_type,
const TCHAR* proxy_name,
const TCHAR* proxy_bypass,
HttpHandle* session_handle) const = 0;
virtual bool Connect(HttpHandle session_handle,
const TCHAR* server,
int port,
HttpHandle* connection_handle) const = 0;
virtual bool OpenRequest(HttpHandle connection_handle,
const TCHAR* verb,
const TCHAR* uri,
const TCHAR* version,
const TCHAR* referrer,
bool is_secure,
HttpHandle* request_handle) const = 0;
virtual bool SendRequest(HttpHandle request_handle,
const TCHAR* headers,
DWORD headers_length) const = 0;
virtual bool ReceiveResponse(HttpHandle request_handle) const = 0;
virtual bool GetHttpStatusCode(HttpHandle request_handle,
int* status_code) const = 0;
virtual bool GetContentLength(HttpHandle request_handle,
DWORD* content_length) const = 0;
virtual bool ReadData(HttpHandle request_handle,
void* buffer,
DWORD buffer_length,
DWORD* bytes_read) const = 0;
virtual bool Close(HttpHandle handle) const = 0;
static const DWORD kUnknownContentLength = (DWORD)-1;
};
} // namespace crash
#endif // TOOLS_CRASH_CONVERTER_WINDOWS_HTTP_CLIENT_H_
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