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general code cleanup

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Antonio SJ Musumeci 2019-01-25 07:03:46 -05:00
parent 5a1a60742e
commit 9d9ee7b71d
178 changed files with 5100 additions and 5255 deletions
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141
src/ioctl.cpp
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@ -1,141 +0,0 @@
/*
Copyright (c) 2016, Antonio SJ Musumeci <trapexit@spawn.link>
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "config.hpp"
#include "dirinfo.hpp"
#include "errno.hpp"
#include "fileinfo.hpp"
#include "fs_base_close.hpp"
#include "fs_base_ioctl.hpp"
#include "fs_base_open.hpp"
#include "fs_path.hpp"
#include "rwlock.hpp"
#include "ugid.hpp"
#include <fuse.h>
#include <string>
#include <vector>
#include <fcntl.h>
using std::string;
using std::vector;
using namespace mergerfs;
namespace local
{
static
int
ioctl(const int fd_,
const unsigned long cmd_,
void *data_)
{
int rv;
rv = fs::ioctl(fd_,cmd_,data_);
return ((rv == -1) ? -errno : rv);
}
static
int
ioctl_file(fuse_file_info *ffi_,
const unsigned long cmd_,
void *data_)
{
FileInfo *fi = reinterpret_cast<FileInfo*>(ffi_->fh);
return local::ioctl(fi->fd,cmd_,data_);
}
#ifndef O_NOATIME
#define O_NOATIME 0
#endif
static
int
ioctl_dir_base(Policy::Func::Search searchFunc_,
const Branches &branches_,
const uint64_t minfreespace_,
const char *fusepath_,
const unsigned long cmd_,
void *data_)
{
int fd;
int rv;
string fullpath;
vector<const string*> basepaths;
rv = searchFunc_(branches_,fusepath_,minfreespace_,basepaths);
if(rv == -1)
return -errno;
fs::path::make(basepaths[0],fusepath_,fullpath);
const int flags = O_RDONLY | O_NOATIME | O_NONBLOCK;
fd = fs::open(fullpath,flags);
if(fd == -1)
return -errno;
rv = local::ioctl(fd,cmd_,data_);
fs::close(fd);
return rv;
}
static
int
ioctl_dir(fuse_file_info *ffi_,
const unsigned long cmd_,
void *data_)
{
DirInfo *di = reinterpret_cast<DirInfo*>(ffi_->fh);
const fuse_context *fc = fuse_get_context();
const Config &config = Config::get(fc);
const ugid::Set ugid(fc->uid,fc->gid);
const rwlock::ReadGuard readlock(&config.branches_lock);
return local::ioctl_dir_base(config.open,
config.branches,
config.minfreespace,
di->fusepath.c_str(),
cmd_,
data_);
}
}
namespace mergerfs
{
namespace fuse
{
int
ioctl(const char *fusepath_,
int cmd_,
void *arg_,
fuse_file_info *ffi_,
unsigned int flags_,
void *data_)
{
if(flags_ & FUSE_IOCTL_DIR)
return local::ioctl_dir(ffi_,cmd_,data_);
return local::ioctl_file(ffi_,cmd_,data_);
}
}
}