diff --git a/src/cryfs_lib/CMakeLists.txt b/src/cryfs_lib/CMakeLists.txt index f2c30191..caf93364 100644 --- a/src/cryfs_lib/CMakeLists.txt +++ b/src/cryfs_lib/CMakeLists.txt @@ -2,4 +2,4 @@ add_subdirectory(fusepp) add_library(cryfs_lib CryDevice.cpp CryFuse.cpp) -target_link_libraries(cryfs_lib fusepp) +target_link_libraries(cryfs_lib fusepp boost_filesystem boost_system) diff --git a/src/cryfs_lib/CryFuse.cpp b/src/cryfs_lib/CryFuse.cpp index 169090cb..b33480d1 100644 --- a/src/cryfs_lib/CryFuse.cpp +++ b/src/cryfs_lib/CryFuse.cpp @@ -1,178 +1,192 @@ #include "CryFuse.h" +#include +#include +#include + #define UNUSED(expr) (void)(expr) +using fusepp::path; + namespace cryfs { -int CryFuse::getattr(const char *path, struct stat *stbuf) { +int CryFuse::getattr(const path &path, struct stat *stbuf) { UNUSED(stbuf); - printf("Called non-implemented getattr(%s, _)\n", path); - return 0; + int retstat = lstat(path.c_str(), stbuf); + if (retstat != 0) { + retstat = -errno; + } + return retstat; } -int CryFuse::fgetattr(const char *path, struct stat *stbuf, fuse_file_info *fileinfo) { +int CryFuse::fgetattr(const path &path, struct stat *stbuf, fuse_file_info *fileinfo) { UNUSED(stbuf); UNUSED(fileinfo); - printf("Called non-implemented fgetattr(%s, _, _)\n", path); + printf("Called non-implemented fgetattr(%s, _, _)\n", path.c_str()); return 0; } -int CryFuse::readlink(const char *path, char *buf, size_t size) { +int CryFuse::readlink(const path &path, char *buf, size_t size) { UNUSED(buf); - printf("Called non-implemented readlink(%s, _, %zu)\n", path, size); + printf("Called non-implemented readlink(%s, _, %zu)\n", path.c_str(), size); return 0; } -int CryFuse::mknod(const char *path, mode_t mode, dev_t rdev) { +int CryFuse::mknod(const path &path, mode_t mode, dev_t rdev) { UNUSED(rdev); - printf("Called non-implemented mknod(%s, %d, _)\n", path, mode); + printf("Called non-implemented mknod(%s, %d, _)\n", path.c_str(), mode); return 0; } -int CryFuse::mkdir(const char *path, mode_t mode) { - printf("Called non-implemented mkdir(%s, %d)\n", path, mode); +int CryFuse::mkdir(const path &path, mode_t mode) { + printf("Called non-implemented mkdir(%s, %d)\n", path.c_str(), mode); return 0; } -int CryFuse::unlink(const char *path) { - printf("Called non-implemented unlink(%s)\n", path); +int CryFuse::unlink(const path &path) { + printf("Called non-implemented unlink(%s)\n", path.c_str()); return 0; } -int CryFuse::rmdir(const char *path) { - printf("Called non-implemented rmdir(%s)\n", path); +int CryFuse::rmdir(const path &path) { + printf("Called non-implemented rmdir(%s)\n", path.c_str()); return 0; } -int CryFuse::symlink(const char *from, const char *to) { - printf("Called non-implemented symlink(%s, %s)\n", from, to); +int CryFuse::symlink(const path &from, const path &to) { + printf("Called non-implemented symlink(%s, %s)\n", from.c_str(), to.c_str()); return 0; } -int CryFuse::rename(const char *from, const char *to) { - printf("Called non-implemented rename(%s, %s)\n", from, to); +int CryFuse::rename(const path &from, const path &to) { + printf("Called non-implemented rename(%s, %s)\n", from.c_str(), to.c_str()); return 0; } -int CryFuse::link(const char *from, const char *to) { - printf("Called non-implemented link(%s, %s)\n", from, to); +int CryFuse::link(const path &from, const path &to) { + printf("Called non-implemented link(%s, %s)\n", from.c_str(), to.c_str()); return 0; } -int CryFuse::chmod(const char *path, mode_t mode) { - printf("Called non-implemented chmod(%s, %d)\n", path, mode); +int CryFuse::chmod(const path &path, mode_t mode) { + printf("Called non-implemented chmod(%s, %d)\n", path.c_str(), mode); return 0; } -int CryFuse::chown(const char *path, uid_t uid, gid_t gid) { - printf("Called non-implemented chown(%s, %d, %d)\n", path, uid, gid); +int CryFuse::chown(const path &path, uid_t uid, gid_t gid) { + printf("Called non-implemented chown(%s, %d, %d)\n", path.c_str(), uid, gid); return 0; } -int CryFuse::truncate(const char *path, off_t size) { - printf("Called non-implemented truncate(%s, %zu)\n", path, size); +int CryFuse::truncate(const path &path, off_t size) { + printf("Called non-implemented truncate(%s, %zu)\n", path.c_str(), size); return 0; } -int CryFuse::ftruncate(const char *path, off_t size, fuse_file_info *fileinfo) { +int CryFuse::ftruncate(const path &path, off_t size, fuse_file_info *fileinfo) { UNUSED(fileinfo); - printf("Called non-implemented ftruncate(%s, %zu, _)\n", path, size); + printf("Called non-implemented ftruncate(%s, %zu, _)\n", path.c_str(), size); return 0; } -int CryFuse::utimens(const char *path, const timespec times[2]) { +int CryFuse::utimens(const path &path, const timespec times[2]) { UNUSED(times); - printf("Called non-implemented utimens(%s, _)\n", path); + printf("Called non-implemented utimens(%s, _)\n", path.c_str()); return 0; } -int CryFuse::open(const char *path, fuse_file_info *fileinfo) { +int CryFuse::open(const path &path, fuse_file_info *fileinfo) { UNUSED(fileinfo); - printf("Called non-implemented open(%s, _)\n", path); + printf("Called non-implemented open(%s, _)\n", path.c_str()); return 0; } -int CryFuse::release(const char *path, fuse_file_info *fileinfo) { +int CryFuse::release(const path &path, fuse_file_info *fileinfo) { UNUSED(fileinfo); - printf("Called non-implemented release(%s, _)\n", path); + printf("Called non-implemented release(%s, _)\n", path.c_str()); return 0; } -int CryFuse::read(const char *path, char *buf, size_t size, off_t offset, fuse_file_info *fileinfo) { +int CryFuse::read(const path &path, char *buf, size_t size, off_t offset, fuse_file_info *fileinfo) { UNUSED(buf); UNUSED(fileinfo); - printf("Called non-implemented read(%s, _, %zu, %zu, _)\n", path, size, offset); + printf("Called non-implemented read(%s, _, %zu, %zu, _)\n", path.c_str(), size, offset); return 0; } -int CryFuse::write(const char *path, const char *buf, size_t size, off_t offset, fuse_file_info *fileinfo) { +int CryFuse::write(const path &path, const char *buf, size_t size, off_t offset, fuse_file_info *fileinfo) { UNUSED(buf); UNUSED(fileinfo); - printf("Called non-implemented write(%s, _, %zu, %zu, _)\n", path, size, offset); + printf("Called non-implemented write(%s, _, %zu, %zu, _)\n", path.c_str(), size, offset); return 0; } -int CryFuse::statfs(const char *path, struct statvfs *fsstat) { +int CryFuse::statfs(const path &path, struct statvfs *fsstat) { UNUSED(fsstat); - printf("Called non-implemented statfs(%s, _)\n", path); + printf("Called non-implemented statfs(%s, _)\n", path.c_str()); return 0; } -int CryFuse::flush(const char *path, fuse_file_info *fileinfo) { +int CryFuse::flush(const path &path, fuse_file_info *fileinfo) { UNUSED(fileinfo); - printf("Called non-implemented flush(%s, _)\n", path); + printf("Called non-implemented flush(%s, _)\n", path.c_str()); return 0; } -int CryFuse::fsync(const char *path, int flags, fuse_file_info *fileinfo) { +int CryFuse::fsync(const path &path, int flags, fuse_file_info *fileinfo) { UNUSED(fileinfo); - printf("Called non-implemented fsync(%s, %d, _)\n", path, flags); + printf("Called non-implemented fsync(%s, %d, _)\n", path.c_str(), flags); return 0; } -int CryFuse::opendir(const char *path, fuse_file_info *fileinfo) { - UNUSED(fileinfo); - printf("Called non-implemented opendir(%s, _)\n", path); - return 0; +int CryFuse::opendir(const path &path, fuse_file_info *fileinfo) { + DIR *dp = ::opendir(path.c_str()); + int retstat = 0; + if (dp == nullptr) { + retstat = -errno; + } + fileinfo->fh = (intptr_t)dp; + printf("opendir(%s, _)\n", path.c_str()); + return retstat; } -int CryFuse::readdir(const char *path, void *buf, fuse_fill_dir_t filler, off_t offset, fuse_file_info *fileinfo) { +int CryFuse::readdir(const path &path, void *buf, fuse_fill_dir_t filler, off_t offset, fuse_file_info *fileinfo) { UNUSED(buf); UNUSED(filler); UNUSED(fileinfo); - printf("Called non-implemented readdir(%s, _, _, %zu, _)\n", path, offset); + printf("Called non-implemented readdir(%s, _, _, %zu, _)\n", path.c_str(), offset); return 0; } -int CryFuse::releasedir(const char *path, fuse_file_info *fileinfo) { +int CryFuse::releasedir(const path &path, fuse_file_info *fileinfo) { UNUSED(fileinfo); - printf("Called non-implemented releasedir(%s, _)\n", path); + printf("Called non-implemented releasedir(%s, _)\n", path.c_str()); return 0; } -int CryFuse::fsyncdir(const char *path, int datasync, fuse_file_info *fileinfo) { +int CryFuse::fsyncdir(const path &path, int datasync, fuse_file_info *fileinfo) { UNUSED(fileinfo); - printf("Called non-implemented fsyncdir(%s, %d, _)\n", path, datasync); + printf("Called non-implemented fsyncdir(%s, %d, _)\n", path.c_str(), datasync); return 0; } void CryFuse::init(fuse_conn_info *conn) { UNUSED(conn); - printf("Called non-implemented init()\n"); + printf("init()\n"); } void CryFuse::destroy() { - printf("Called non-implemented destroy()\n"); + printf("destroy()\n"); } -int CryFuse::access(const char *path, int mask) { - printf("Called non-implemented access(%s, %d)\n", path, mask); +int CryFuse::access(const path &path, int mask) { + printf("Called non-implemented access(%s, %d)\n", path.c_str(), mask); return 0; } -int CryFuse::create(const char *path, mode_t mode, fuse_file_info *fileinfo) { +int CryFuse::create(const path &path, mode_t mode, fuse_file_info *fileinfo) { UNUSED(fileinfo); - printf("Called non-implemented create(%s, %d, _)\n", path, mode); + printf("Called non-implemented create(%s, %d, _)\n", path.c_str(), mode); return 0; } diff --git a/src/cryfs_lib/CryFuse.h b/src/cryfs_lib/CryFuse.h index 8f3d109d..7b9438f0 100644 --- a/src/cryfs_lib/CryFuse.h +++ b/src/cryfs_lib/CryFuse.h @@ -8,36 +8,36 @@ namespace cryfs { class CryFuse: public fusepp::Fuse { public: - int getattr(const char *path, struct stat *stbuf) override; - int fgetattr(const char *path, struct stat *stbuf, fuse_file_info *fileinfo) override; - int readlink(const char *path, char *buf, size_t size) override; - int mknod(const char *path, mode_t mode, dev_t rdev) override; - int mkdir(const char *path, mode_t mode) override; - int unlink(const char *path) override; - int rmdir(const char *path) override; - int symlink(const char *from, const char *to) override; - int rename(const char *from, const char *to) override; - int link(const char *from, const char *to) override; - int chmod(const char *path, mode_t mode) override; - int chown(const char *path, uid_t uid, gid_t gid) override; - int truncate(const char *path, off_t size) override; - int ftruncate(const char *path, off_t size, fuse_file_info *fileinfo) override; - int utimens(const char *path, const timespec times[2]) override; - int open(const char *path, fuse_file_info *fileinfo) override; - int release(const char *path, fuse_file_info *fileinfo) override; - int read(const char *path, char *buf, size_t size, off_t offset, fuse_file_info *fileinfo) override; - int write(const char *path, const char *buf, size_t size, off_t offset, fuse_file_info *fileinfo) override; - int statfs(const char *path, struct statvfs *fsstat) override; - int flush(const char *path, fuse_file_info *fileinfo) override; - int fsync(const char *path, int flags, fuse_file_info *fileinfo) override; - int opendir(const char *path, fuse_file_info *fileinfo) override; - int readdir(const char *path, void *buf, fuse_fill_dir_t filler, off_t offset, fuse_file_info *fileinfo) override; - int releasedir(const char *path, fuse_file_info *fileinfo) override; - int fsyncdir(const char *path, int datasync, fuse_file_info *fileinfo) override; + int getattr(const fusepp::path &path, struct stat *stbuf) override; + int fgetattr(const fusepp::path &path, struct stat *stbuf, fuse_file_info *fileinfo) override; + int readlink(const fusepp::path &path, char *buf, size_t size) override; + int mknod(const fusepp::path &path, mode_t mode, dev_t rdev) override; + int mkdir(const fusepp::path &path, mode_t mode) override; + int unlink(const fusepp::path &path) override; + int rmdir(const fusepp::path &path) override; + int symlink(const fusepp::path &from, const fusepp::path &to) override; + int rename(const fusepp::path &from, const fusepp::path &to) override; + int link(const fusepp::path &from, const fusepp::path &to) override; + int chmod(const fusepp::path &path, mode_t mode) override; + int chown(const fusepp::path &path, uid_t uid, gid_t gid) override; + int truncate(const fusepp::path &path, off_t size) override; + int ftruncate(const fusepp::path &path, off_t size, fuse_file_info *fileinfo) override; + int utimens(const fusepp::path &path, const timespec times[2]) override; + int open(const fusepp::path &path, fuse_file_info *fileinfo) override; + int release(const fusepp::path &path, fuse_file_info *fileinfo) override; + int read(const fusepp::path &path, char *buf, size_t size, off_t offset, fuse_file_info *fileinfo) override; + int write(const fusepp::path &path, const char *buf, size_t size, off_t offset, fuse_file_info *fileinfo) override; + int statfs(const fusepp::path &path, struct statvfs *fsstat) override; + int flush(const fusepp::path &path, fuse_file_info *fileinfo) override; + int fsync(const fusepp::path &path, int flags, fuse_file_info *fileinfo) override; + int opendir(const fusepp::path &path, fuse_file_info *fileinfo) override; + int readdir(const fusepp::path &path, void *buf, fuse_fill_dir_t filler, off_t offset, fuse_file_info *fileinfo) override; + int releasedir(const fusepp::path &path, fuse_file_info *fileinfo) override; + int fsyncdir(const fusepp::path &path, int datasync, fuse_file_info *fileinfo) override; void init(fuse_conn_info *conn) override; void destroy() override; - int access(const char *path, int mask) override; - int create(const char *path, mode_t mode, fuse_file_info *fileinfo) override; + int access(const fusepp::path &path, int mask) override; + int create(const fusepp::path &path, mode_t mode, fuse_file_info *fileinfo) override; }; } /* namespace cryfs */ diff --git a/src/cryfs_lib/fusepp/Fuse.cpp b/src/cryfs_lib/fusepp/Fuse.cpp index 5580ed1c..ecb467ce 100644 --- a/src/cryfs_lib/fusepp/Fuse.cpp +++ b/src/cryfs_lib/fusepp/Fuse.cpp @@ -6,97 +6,99 @@ using std::unique_ptr; using std::make_unique; using std::string; +namespace bf = boost::filesystem; + using namespace fusepp; #define FUSE_OBJ ((Fuse *) fuse_get_context()->private_data) namespace { int getattr(const char *path, struct stat *stbuf) { - return FUSE_OBJ->getattr(path, stbuf); + return FUSE_OBJ->getattr(bf::path(path), stbuf); } int fgetattr(const char *path, struct stat *stbuf, fuse_file_info *fileinfo) { - return FUSE_OBJ->fgetattr(path, stbuf, fileinfo); + return FUSE_OBJ->fgetattr(bf::path(path), stbuf, fileinfo); } int readlink(const char *path, char *buf, size_t size) { - return FUSE_OBJ->readlink(path, buf, size); + return FUSE_OBJ->readlink(bf::path(path), buf, size); } int mknod(const char *path, mode_t mode, dev_t rdev) { - return FUSE_OBJ->mknod(path, mode, rdev); + return FUSE_OBJ->mknod(bf::path(path), mode, rdev); } int mkdir(const char *path, mode_t mode) { - return FUSE_OBJ->mkdir(path, mode); + return FUSE_OBJ->mkdir(bf::path(path), mode); } int unlink(const char *path) { - return FUSE_OBJ->unlink(path); + return FUSE_OBJ->unlink(bf::path(path)); } int rmdir(const char *path) { - return FUSE_OBJ->rmdir(path); + return FUSE_OBJ->rmdir(bf::path(path)); } int symlink(const char *from, const char *to) { - return FUSE_OBJ->symlink(from, to); + return FUSE_OBJ->symlink(bf::path(from), bf::path(to)); } int rename(const char *from, const char *to) { - return FUSE_OBJ->rename(from, to); + return FUSE_OBJ->rename(bf::path(from), bf::path(to)); } int link(const char *from, const char *to) { - return FUSE_OBJ->link(from, to); + return FUSE_OBJ->link(bf::path(from), bf::path(to)); } int chmod(const char *path, mode_t mode) { - return FUSE_OBJ->chmod(path, mode); + return FUSE_OBJ->chmod(bf::path(path), mode); } int chown(const char *path, uid_t uid, gid_t gid) { - return FUSE_OBJ->chown(path, uid, gid); + return FUSE_OBJ->chown(bf::path(path), uid, gid); } int truncate(const char *path, off_t size) { - return FUSE_OBJ->truncate(path, size); + return FUSE_OBJ->truncate(bf::path(path), size); } int ftruncate(const char *path, off_t size, fuse_file_info *fileinfo) { - return FUSE_OBJ->ftruncate(path, size, fileinfo); + return FUSE_OBJ->ftruncate(bf::path(path), size, fileinfo); } int utimens(const char *path, const timespec times[2]) { - return FUSE_OBJ->utimens(path, times); + return FUSE_OBJ->utimens(bf::path(path), times); } int open(const char *path, fuse_file_info *fileinfo) { - return FUSE_OBJ->open(path, fileinfo); + return FUSE_OBJ->open(bf::path(path), fileinfo); } int release(const char *path, fuse_file_info *fileinfo) { - return FUSE_OBJ->release(path, fileinfo); + return FUSE_OBJ->release(bf::path(path), fileinfo); } int read(const char *path, char *buf, size_t size, off_t offset, fuse_file_info *fileinfo) { - return FUSE_OBJ->read(path, buf, size, offset, fileinfo); + return FUSE_OBJ->read(bf::path(path), buf, size, offset, fileinfo); } int write(const char *path, const char *buf, size_t size, off_t offset, fuse_file_info *fileinfo) { - return FUSE_OBJ->write(path, buf, size, offset, fileinfo); + return FUSE_OBJ->write(bf::path(path), buf, size, offset, fileinfo); } int statfs(const char *path, struct statvfs *fsstat) { - return FUSE_OBJ->statfs(path, fsstat); + return FUSE_OBJ->statfs(bf::path(path), fsstat); } int flush(const char *path, fuse_file_info *fileinfo) { - return FUSE_OBJ->flush(path, fileinfo); + return FUSE_OBJ->flush(bf::path(path), fileinfo); } int fsync(const char *path, int flags, fuse_file_info *fileinfo) { - return FUSE_OBJ->fsync(path, flags, fileinfo); + return FUSE_OBJ->fsync(bf::path(path), flags, fileinfo); } //int setxattr(const char*, const char*, const char*, size_t, int) @@ -105,19 +107,19 @@ int fsync(const char *path, int flags, fuse_file_info *fileinfo) { //int removexattr(const char*, const char*) int opendir(const char *path, fuse_file_info *fileinfo) { - return FUSE_OBJ->opendir(path, fileinfo); + return FUSE_OBJ->opendir(bf::path(path), fileinfo); } int readdir(const char *path, void *buf, fuse_fill_dir_t filler, off_t offset, fuse_file_info *fileinfo) { - return FUSE_OBJ->readdir(path, buf, filler, offset, fileinfo); + return FUSE_OBJ->readdir(bf::path(path), buf, filler, offset, fileinfo); } int releasedir(const char *path, fuse_file_info *fileinfo) { - return FUSE_OBJ->releasedir(path, fileinfo); + return FUSE_OBJ->releasedir(bf::path(path), fileinfo); } int fsyncdir(const char *path, int datasync, fuse_file_info *fileinfo) { - return FUSE_OBJ->fsyncdir(path, datasync, fileinfo); + return FUSE_OBJ->fsyncdir(bf::path(path), datasync, fileinfo); } void* init(fuse_conn_info *conn) { @@ -133,11 +135,11 @@ void destroy(void *userdata) { } int access(const char *path, int mask) { - return FUSE_OBJ->access(path, mask); + return FUSE_OBJ->access(bf::path(path), mask); } int create(const char *path, mode_t mode, fuse_file_info *fileinfo) { - return FUSE_OBJ->create(path, mode, fileinfo); + return FUSE_OBJ->create(bf::path(path), mode, fileinfo); } /*int lock(const char*, fuse_file_info*, int cmd, flock*) diff --git a/src/cryfs_lib/fusepp/Fuse.h b/src/cryfs_lib/fusepp/Fuse.h index cd52ab11..7a199be1 100644 --- a/src/cryfs_lib/fusepp/Fuse.h +++ b/src/cryfs_lib/fusepp/Fuse.h @@ -7,8 +7,12 @@ #include #include #include +#include namespace fusepp { + +typedef boost::filesystem::path path; + //TODO If performance suffers here, we could use template // and redirect the fuse calls directly to the FuseImpl class instead // of using virtual functions. @@ -18,36 +22,36 @@ public: void run(int argc, char **argv); - virtual int getattr(const char *path, struct stat *stbuf) = 0; - virtual int fgetattr(const char *path, struct stat *stbuf, fuse_file_info *fileinfo) = 0; - virtual int readlink(const char *path, char *buf, size_t size) = 0; - virtual int mknod(const char *path, mode_t mode, dev_t rdev) = 0; - virtual int mkdir(const char *path, mode_t mode) = 0; - virtual int unlink(const char *path) = 0; - virtual int rmdir(const char *path) = 0; - virtual int symlink(const char *from, const char *to) = 0; - virtual int rename(const char *from, const char *to) = 0; - virtual int link(const char *from, const char *to) = 0; - virtual int chmod(const char *path, mode_t mode) = 0; - virtual int chown(const char *path, uid_t uid, gid_t gid) = 0; - virtual int truncate(const char *path, off_t size) = 0; - virtual int ftruncate(const char *path, off_t size, fuse_file_info *fileinfo) = 0; - virtual int utimens(const char *path, const timespec times[2]) = 0; - virtual int open(const char *path, fuse_file_info *fileinfo) = 0; - virtual int release(const char *path, fuse_file_info *fileinfo) = 0; - virtual int read(const char *path, char *buf, size_t size, off_t offset, fuse_file_info *fileinfo) = 0; - virtual int write(const char *path, const char *buf, size_t size, off_t offset, fuse_file_info *fileinfo) = 0; - virtual int statfs(const char *path, struct statvfs *fsstat) = 0; - virtual int flush(const char *path, fuse_file_info *fileinfo) = 0; - virtual int fsync(const char *path, int flags, fuse_file_info *fileinfo) = 0; - virtual int opendir(const char *path, fuse_file_info *fileinfo) = 0; - virtual int readdir(const char *path, void *buf, fuse_fill_dir_t filler, off_t offset, fuse_file_info *fileinfo) = 0; - virtual int releasedir(const char *path, fuse_file_info *fileinfo) = 0; - virtual int fsyncdir(const char *path, int datasync, fuse_file_info *fileinfo) = 0; + virtual int getattr(const path &path, struct stat *stbuf) = 0; + virtual int fgetattr(const path &path, struct stat *stbuf, fuse_file_info *fileinfo) = 0; + virtual int readlink(const path &path, char *buf, size_t size) = 0; + virtual int mknod(const path &path, mode_t mode, dev_t rdev) = 0; + virtual int mkdir(const path &path, mode_t mode) = 0; + virtual int unlink(const path &path) = 0; + virtual int rmdir(const path &path) = 0; + virtual int symlink(const path &from, const path &to) = 0; + virtual int rename(const path &from, const path &to) = 0; + virtual int link(const path &from, const path &to) = 0; + virtual int chmod(const path &path, mode_t mode) = 0; + virtual int chown(const path &path, uid_t uid, gid_t gid) = 0; + virtual int truncate(const path &path, off_t size) = 0; + virtual int ftruncate(const path &path, off_t size, fuse_file_info *fileinfo) = 0; + virtual int utimens(const path &path, const timespec times[2]) = 0; + virtual int open(const path &path, fuse_file_info *fileinfo) = 0; + virtual int release(const path &path, fuse_file_info *fileinfo) = 0; + virtual int read(const path &path, char *buf, size_t size, off_t offset, fuse_file_info *fileinfo) = 0; + virtual int write(const path &path, const char *buf, size_t size, off_t offset, fuse_file_info *fileinfo) = 0; + virtual int statfs(const path &path, struct statvfs *fsstat) = 0; + virtual int flush(const path &path, fuse_file_info *fileinfo) = 0; + virtual int fsync(const path &path, int flags, fuse_file_info *fileinfo) = 0; + virtual int opendir(const path &path, fuse_file_info *fileinfo) = 0; + virtual int readdir(const path &path, void *buf, fuse_fill_dir_t filler, off_t offset, fuse_file_info *fileinfo) = 0; + virtual int releasedir(const path &path, fuse_file_info *fileinfo) = 0; + virtual int fsyncdir(const path &path, int datasync, fuse_file_info *fileinfo) = 0; virtual void init(fuse_conn_info *conn) = 0; virtual void destroy() = 0; - virtual int access(const char *path, int mask) = 0; - virtual int create(const char *path, mode_t mode, fuse_file_info *fileinfo) = 0; + virtual int access(const path &path, int mask) = 0; + virtual int create(const path &path, mode_t mode, fuse_file_info *fileinfo) = 0; }; }