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hakurei/cmd/sharefs/fuse-helper.h
Ophestra 056f5b12d4
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cmd/sharefs: move translate_pathname body to macro wrapper
This is never called directly anywhere and it is simple enough to be included in the macro. This avoids passing the pointer around and dereferencing errno location, resulting in over 5% increase in throughput on the clang build. No change in the gcc build though.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-12-26 02:10:59 +09:00

34 lines
2.0 KiB
C

#define FUSE_USE_VERSION FUSE_MAKE_VERSION(3, 4)
#include <fuse.h>
#include <fuse_lowlevel.h> /* for fuse_cmdline_help */
#if (FUSE_VERSION < FUSE_MAKE_VERSION(3, 4))
#error This package requires libfuse >= v3.4
#endif
#define SHAREFS_MEDIA_RW_ID (1 << 10) - 1 /* owning gid presented to userspace */
#define SHAREFS_PERM_DIR 0700 /* permission bits for directories presented to userspace */
#define SHAREFS_PERM_REG 0600 /* permission bits for regular files presented to userspace */
#define SHAREFS_FORBIDDEN_FLAGS O_DIRECT /* these open flags are cleared unconditionally */
/* sharefs_private is populated by sharefs_init and contains process-wide context */
struct sharefs_private {
int dirfd; /* source dirfd opened during sharefs_init */
};
int sharefs_getattr(const char *pathname, struct stat *statbuf, struct fuse_file_info *fi);
int sharefs_readdir(const char *pathname, void *buf, fuse_fill_dir_t filler, off_t offset, struct fuse_file_info *fi, enum fuse_readdir_flags flags);
int sharefs_mkdir(const char *pathname, mode_t mode);
int sharefs_unlink(const char *pathname);
int sharefs_rmdir(const char *pathname);
int sharefs_rename(const char *oldpath, const char *newpath, unsigned int flags);
int sharefs_truncate(const char *pathname, off_t length, struct fuse_file_info *fi);
int sharefs_utimens(const char *pathname, const struct timespec times[2], struct fuse_file_info *fi);
int sharefs_create(const char *pathname, mode_t mode, struct fuse_file_info *fi);
int sharefs_open(const char *pathname, struct fuse_file_info *fi);
int sharefs_read(const char *pathname, char *buf, size_t count, off_t offset, struct fuse_file_info *fi);
int sharefs_write(const char *pathname, const char *buf, size_t count, off_t offset, struct fuse_file_info *fi);
int sharefs_statfs(const char *pathname, struct statvfs *statbuf);
int sharefs_release(const char *pathname, struct fuse_file_info *fi);
int sharefs_fsync(const char *pathname, int datasync, struct fuse_file_info *fi);