DYT/Tool/3rdParty_x64/include/cpl_aws.h
2024-11-22 23:19:31 +08:00

137 lines
5.9 KiB
C++

/**********************************************************************
* $Id: cpl_aws.h 33758 2016-03-21 09:06:22Z rouault $
*
* Name: cpl_aws.h
* Project: CPL - Common Portability Library
* Purpose: Amazon Web Services routines
* Author: Even Rouault <even.rouault at spatialys.com>
*
**********************************************************************
* Copyright (c) 2015, Even Rouault <even.rouault at spatialys.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
****************************************************************************/
#ifndef CPL_AWS_INCLUDED_H
#define CPL_AWS_INCLUDED_H
#include "cpl_string.h"
CPLString CPLGetAWS_SIGN4_Authorization(const CPLString& osSecretAccessKey,
const CPLString& osAccessKeyId,
const CPLString& osAccessToken,
const CPLString& osAWSRegion,
const CPLString& osService,
const CPLString& osVerb,
const CPLString& osHost,
const CPLString& osCanonicalURI,
const CPLString& osCanonicalQueryString,
const CPLString& osXAMZContentSHA256,
const CPLString& osTimestamp);
CPLString CPLGetLowerCaseHexSHA256( const void *pabyData, size_t nBytes );
CPLString CPLGetLowerCaseHexSHA256( const CPLString& osStr );
CPLString CPLGetAWS_SIGN4_Timestamp();
CPLString CPLAWSURLEncode(const CPLString& osURL, bool bEncodeSlash = true);
#ifdef HAVE_CURL
#include <curl/curl.h>
#include <map>
class VSIS3HandleHelper
{
CPLString m_osURL;
CPLString m_osSecretAccessKey;
CPLString m_osAccessKeyId;
CPLString m_osSessionToken;
CPLString m_osAWSS3Endpoint;
CPLString m_osAWSRegion;
CPLString m_osBucket;
CPLString m_osObjectKey;
bool m_bUseHTTPS;
bool m_bUseVirtualHosting;
std::map<CPLString, CPLString> m_oMapQueryParameters;
static bool GetBucketAndObjectKey(const char* pszURI, const char* pszFSPrefix,
bool bAllowNoObject,
CPLString &osBucketOut, CPLString &osObjectKeyOut);
void RebuildURL();
protected:
public:
VSIS3HandleHelper(const CPLString& osSecretAccessKey,
const CPLString& osAccessKeyId,
const CPLString& osSessionToken,
const CPLString& osAWSS3Endpoint,
const CPLString& osAWSRegion,
const CPLString& osBucket,
const CPLString& osObjectKey,
bool bUseHTTPS, bool bUseVirtualHosting);
~VSIS3HandleHelper();
static VSIS3HandleHelper* BuildFromURI(const char* pszURI, const char* pszFSPrefix,
bool bAllowNoObject);
static CPLString BuildURL(const CPLString& osAWSS3Endpoint,
const CPLString& osBucket,
const CPLString& osObjectKey,
bool bUseHTTPS, bool bUseVirtualHosting);
void ResetQueryParameters();
void AddQueryParameter(const CPLString& osKey, const CPLString& osValue);
struct curl_slist* GetCurlHeaders(const CPLString& osVerb,
const void *pabyDataContent = NULL,
size_t nBytesContent = 0);
bool CanRestartOnError(const char* pszErrorMsg) { return CanRestartOnError(pszErrorMsg, false); }
bool CanRestartOnError(const char*, bool bSetError);
const CPLString& GetURL() const { return m_osURL; }
const CPLString& GetBucket() const { return m_osBucket; }
const CPLString& GetObjectKey() const { return m_osObjectKey; }
const CPLString& GetAWSS3Endpoint()const { return m_osAWSS3Endpoint; }
const CPLString& GetAWSRegion() const { return m_osAWSRegion; }
bool GetVirtualHosting() const { return m_bUseVirtualHosting; }
void SetAWSS3Endpoint(const CPLString &osStr);
void SetAWSRegion(const CPLString &osStr);
void SetVirtualHosting(bool b);
void SetObjectKey(const CPLString &osStr);
};
class VSIS3UpdateParams
{
public:
CPLString m_osAWSRegion;
CPLString m_osAWSS3Endpoint;
bool m_bUseVirtualHosting;
VSIS3UpdateParams(const CPLString& osAWSRegion = "",
const CPLString& osAWSS3Endpoint = "",
bool bUseVirtualHosting = false) :
m_osAWSRegion(osAWSRegion),
m_osAWSS3Endpoint(osAWSS3Endpoint),
m_bUseVirtualHosting(bUseVirtualHosting) {}
};
#endif /* HAVE_CURL */
#endif /* CPL_AWS_INCLUDED_H */