100 lines
3.9 KiB
C
100 lines
3.9 KiB
C
/*
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Copyright (c) 2013 Anton Titov.
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Copyright (c) 2013 pCloud Ltd. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met: Redistributions of source code must retain the above
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copyright notice, this list of conditions and the following
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disclaimer. Redistributions in binary form must reproduce the
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above copyright notice, this list of conditions and the following
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disclaimer in the documentation and/or materials provided with the
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distribution. Neither the name of pCloud Ltd nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL pCloud
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Ltd BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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DAMAGE.
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*/
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#ifndef __PFILE_H
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#define __PFILE_H
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#include <fcntl.h>
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#include <inttypes.h>
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#include <netdb.h>
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#include <pthread.h>
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#include <stdint.h>
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#include <unistd.h>
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#include <arpa/inet.h>
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#include <sys/select.h>
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#include <sys/socket.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#include "pcompiler.h"
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// constants
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#define INVALID_HANDLE_VALUE -1
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// macros
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#define pfile_stat_isfolder(s) S_ISDIR((s)->st_mode)
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#define pfile_stat_size(s) ((s)->st_size)
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#define pfile_stat_birthtime(s) ((s)->st_mtime)
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#define pfile_stat_ctime(s) ((s)->st_ctime)
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#define pfile_stat_mtime(s) ((s)->st_mtime)
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#if defined(st_mtimensec)
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#define pfile_stat_mtime_native(s) \
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((s)->st_mtime * 1000000ULL + (s)->st_mtimensec / 1000)
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#else
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#define pfile_stat_mtime_native(s) \
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((s)->st_mtime * 1000000ULL + \
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((struct timespec *)(&(s)->st_mtime))->tv_nsec / 1000)
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#endif
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#define pfile_stat_inode(s) ((s)->st_ino)
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#define pfile_stat_device(s) ((s)->st_dev)
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#define pfile_stat_device_full(s) ((s)->st_dev)
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#define pfile_stat_fast_isfolder(a) ((a)->isfolder)
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// File Operations
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int pfile_open(const char *path, int access, int flags);
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int pfile_close(int fd);
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int pfile_dup(int fd);
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ssize_t pfile_read(int fd, void *buf, size_t count);
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ssize_t pfile_write(int fd, const void *buf, size_t count);
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ssize_t pfile_pread(int fd, void *buf, size_t count, uint64_t offset);
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ssize_t pfile_pwrite(int fd, const void *buf, size_t count, uint64_t offset);
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int64_t pfile_seek(int fd, uint64_t offset, int whence);
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int64_t pfile_size(int fd);
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int pfile_sync(int fd);
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int pfile_schedulesync(int fd);
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int pfile_readahead(int fd, uint64_t offset, size_t count);
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int pfile_preread(int fd, uint64_t offset, size_t count);
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int pfile_delete(const char *path);
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int pfile_rename(const char *oldpath, const char *newpath);
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int pfile_rename_overwrite(const char *oldpath, const char *newpath);
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int pfile_set_creation(int fd, time_t ctime);
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int pfile_truncate(int fd);
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int pfile_folder_sync(const char *path);
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int pfile_run_update(const char *path);
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int pfile_set_crtime_mtime(const char *path, time_t crtime, time_t mtime);
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int pfile_set_crtime_mtime_by_fd(int fd, const char *path, time_t crtime, time_t mtime);
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int pfile_invalidate_os_cache(const char *path);
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int pfile_invalidate_os_cache_needed();
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int pfile_stat_mode_ok(struct stat *buf, unsigned int bits) PSYNC_PURE;
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#endif
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