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opendir/readdir/releasedir

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This commit is contained in:
Sebastian Messmer 2014-11-12 15:34:01 +01:00
parent c1ef981368
commit 194f1cba48
1 changed files with 23 additions and 25 deletions
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44
src/CryFuse.cpp
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@ -268,45 +268,43 @@ int CryFuse::fsync(const path &path, int datasync, fuse_file_info *fileinfo) {
}
}
//TODO
int CryFuse::opendir(const path &path, fuse_file_info *fileinfo) {
//printf("opendir(%s, _)\n", path.c_str());
auto real_path = _device->RootDir() / path;
DIR *dp = ::opendir(real_path.c_str());
if (dp == nullptr) {
return -errno;
}
fileinfo->fh = (intptr_t)dp;
try {
fileinfo->fh = _device->openDir(path);
return 0;
} catch(CryErrnoException &e) {
return -e.getErrno();
}
}
//TODO
int CryFuse::readdir(const path &path, void *buf, fuse_fill_dir_t filler, off_t offset, fuse_file_info *fileinfo) {
UNUSED(path);
//printf("readdir(%s, _, _, %zu, _)\n", path.c_str(), offset);
UNUSED(offset);
auto real_path = _device->RootDir() / path;
DIR *dp = (DIR*)(uintptr_t)fileinfo->fh;
struct dirent *de = ::readdir(dp);
if (de == nullptr) {
return -errno;
}
do {
if (filler(buf, de->d_name, nullptr, 0) != 0) {
try {
auto entries = _device->readDir(fileinfo->fh);
for (const auto &entry : *entries) {
//TODO Also give file attributes (third param of filler)
if (filler(buf, entry.c_str(), nullptr, 0) != 0) {
return -ENOMEM;
}
} while ((de = ::readdir(dp)) != nullptr);
}
return 0;
} catch (CryErrnoException &e) {
return -e.getErrno();
}
}
//TODO
int CryFuse::releasedir(const path &path, fuse_file_info *fileinfo) {
//printf("releasedir(%s, _)\n", path.c_str());
UNUSED(path);
int retstat = closedir((DIR*)(uintptr_t)fileinfo->fh);
return errcode_map(retstat);
try {
_device->closeDir(fileinfo->fh);
return 0;
} catch (CryErrnoException &e) {
return -e.getErrno();
}
}
//TODO