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/*
* s3fs - FUSE-based file system backed by Amazon S3
*
* Copyright(C) 2007 Randy Rizun <rrizun@gmail.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef S3FS_AUTH_H_
#define S3FS_AUTH_H_
#include <string>
#include <sys/types.h>
//-------------------------------------------------------------------
// Utility functions for Authentication
//-------------------------------------------------------------------
//
// in common_auth.cpp
//
std::string s3fs_get_content_md5(int fd);
std::string s3fs_md5sum(int fd, off_t start, ssize_t size);
std::string s3fs_sha256sum(int fd, off_t start, ssize_t size);
//
// in xxxxxx_auth.cpp
//
const char* s3fs_crypt_lib_name(void);
bool s3fs_init_global_ssl(void);
bool s3fs_destroy_global_ssl(void);
bool s3fs_init_crypt_mutex(void);
bool s3fs_destroy_crypt_mutex(void);
bool s3fs_HMAC(const void* key, size_t keylen, const unsigned char* data, size_t datalen, unsigned char** digest, unsigned int* digestlen);
bool s3fs_HMAC256(const void* key, size_t keylen, const unsigned char* data, size_t datalen, unsigned char** digest, unsigned int* digestlen);
size_t get_md5_digest_length(void);
unsigned char* s3fs_md5hexsum(int fd, off_t start, ssize_t size);
bool s3fs_sha256(const unsigned char* data, unsigned int datalen, unsigned char** digest, unsigned int* digestlen);
size_t get_sha256_digest_length(void);
unsigned char* s3fs_sha256hexsum(int fd, off_t start, ssize_t size);
#endif // S3FS_AUTH_H_
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: noet sw=4 ts=4 fdm=marker
* vim<600: noet sw=4 ts=4
*/
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