148 lines
4.3 KiB
C++
148 lines
4.3 KiB
C++
/*
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* s3fs - FUSE-based file system backed by Amazon S3
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*
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* Copyright 2007-2008 Randy Rizun <rrizun@gmail.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef S3FS_S3FS_UTIL_H_
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#define S3FS_S3FS_UTIL_H_
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//-------------------------------------------------------------------
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// Typedef
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//-------------------------------------------------------------------
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//
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// Struct
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//
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struct s3obj_entry{
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std::string normalname; // normalized name: if empty, object is nomalized name.
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std::string orgname; // original name: if empty, object is original name.
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std::string etag;
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bool is_dir;
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s3obj_entry() : is_dir(false) {}
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};
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typedef std::map<std::string, struct s3obj_entry> s3obj_t;
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typedef std::list<std::string> s3obj_list_t;
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//
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// Class
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//
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class S3ObjList
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{
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private:
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s3obj_t objects;
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private:
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bool insert_nomalized(const char* name, const char* normalized, bool is_dir);
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const s3obj_entry* GetS3Obj(const char* name) const;
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s3obj_t::const_iterator begin(void) const {
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return objects.begin();
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}
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s3obj_t::const_iterator end(void) const {
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return objects.end();
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}
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public:
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S3ObjList() {}
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~S3ObjList() {}
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bool IsEmpty(void) const {
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return objects.empty();
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}
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bool insert(const char* name, const char* etag = NULL, bool is_dir = false);
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std::string GetOrgName(const char* name) const;
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std::string GetNormalizedName(const char* name) const;
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std::string GetETag(const char* name) const;
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bool IsDir(const char* name) const;
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bool GetNameList(s3obj_list_t& list, bool OnlyNormalized = true, bool CutSlash = true) const;
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bool GetLastName(std::string& lastname) const;
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static bool MakeHierarchizedList(s3obj_list_t& list, bool haveSlash);
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};
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typedef struct mvnode {
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char *old_path;
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char *new_path;
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bool is_dir;
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bool is_normdir;
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struct mvnode *prev;
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struct mvnode *next;
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} MVNODE;
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class AutoLock
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{
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private:
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pthread_mutex_t* auto_mutex;
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bool is_locked;
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public:
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AutoLock(pthread_mutex_t* pmutex = NULL);
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~AutoLock();
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bool Lock(void);
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bool Unlock(void);
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};
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//-------------------------------------------------------------------
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// Functions
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//-------------------------------------------------------------------
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std::string get_realpath(const char *path);
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MVNODE *create_mvnode(const char *old_path, const char *new_path, bool is_dir, bool normdir = false);
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MVNODE *add_mvnode(MVNODE** head, MVNODE** tail, const char *old_path, const char *new_path, bool is_dir, bool normdir = false);
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void free_mvnodes(MVNODE *head);
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std::string get_username(uid_t uid);
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int is_uid_inculde_group(uid_t uid, gid_t gid);
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std::string mydirname(std::string path);
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std::string mybasename(std::string path);
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int mkdirp(const std::string& path, mode_t mode);
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bool delete_files_in_dir(const char* dir, bool is_remove_own);
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time_t get_mtime(const char *s);
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time_t get_mtime(headers_t& meta, bool overcheck = true);
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off_t get_size(const char *s);
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off_t get_size(headers_t& meta);
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mode_t get_mode(const char *s);
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mode_t get_mode(headers_t& meta, const char* path = NULL, bool checkdir = false, bool forcedir = false);
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uid_t get_uid(const char *s);
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uid_t get_uid(headers_t& meta);
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gid_t get_gid(const char *s);
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gid_t get_gid(headers_t& meta);
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blkcnt_t get_blocks(off_t size);
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time_t cvtIAMExpireStringToTime(const char* s);
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time_t get_lastmodified(const char* s);
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time_t get_lastmodified(headers_t& meta);
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bool is_need_check_obj_detail(headers_t& meta);
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void show_usage(void);
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void show_help(void);
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void show_version(void);
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#endif // S3FS_S3FS_UTIL_H_
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/*
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* Local variables:
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* tab-width: 4
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* c-basic-offset: 4
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* End:
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* vim600: noet sw=4 ts=4 fdm=marker
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* vim<600: noet sw=4 ts=4
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*/
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