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/*
* This file is part of the Green End SFTP Server.
* Copyright (C) 2007, 2011, 2014 Richard Kettlewell
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*/
#ifndef SFTPCOMMON_H
#define SFTPCOMMON_H
/** @file sftpcommon.h @brief Common definitions */
#include <config.h>
#include <inttypes.h>
#include <sys/types.h>
#if HAVE_ENDIAN_H
# include <endian.h>
#endif
#ifndef ASM
# define ASM 1
#endif
#if __GNUC__ && __amd64__ && ASM
/** @brief Byte-swap a 64-bit value */
#define BSWAP64(N) \
({uint64_t __n = (N); __asm__("bswap %0" : "+q"(__n)); __n;})
#endif
#if __GNUC__ && !defined BSWAP64
/** @brief Byte-swap a 64-bit value */
#define BSWAP64(N) \
({uint64_t __n = (N); __n = ntohl(__n >> 32) | ((uint64_t)ntohl(__n) << 32); __n;})
#endif
#if WORDS_BIGENDIAN
/** @brief Convert a 64-bit value to network byte order */
# define NTOHLL(n) (n)
/** @brief Convert a 64-bit value to host byte order */
# define HTONLL(n) (n)
#endif
#if HAVE_DECL_BE64TOH && !defined NTOHLL
/** @brief Convert a 64-bit value to network byte order */
# define NTOHLL be64toh
#endif
#if HAVE_DECL_HTOBE64 && !defined HTONLL
/** @brief Convert a 64-bit value to host byte order */
#define HTONLL htobe64
#endif
#if defined BSWAP64 && !defined NTOHLL
/** @brief Convert a 64-bit value to network byte order */
# define NTOHLL BSWAP64
#endif
#if defined BSWAP64 && !defined HTONLL
/** @brief Convert a 64-bit value to host byte order */
# define HTONLL BSWAP64
#endif
struct queue;
struct allocator;
struct handleid;
struct sftpjob;
struct sftpattr;
struct worker;
struct stat;
/** @brief Return a human-readable description of @p status
* @param status SFTP status code
* @return Human-readable string
*/
const char *status_to_string(uint32_t status);
#endif /* SFTPCOMMON_H */
/*
Local Variables:
c-basic-offset:2
comment-column:40
fill-column:79
indent-tabs-mode:nil
End:
*/
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