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fs::dir implemented, bugfixes

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This commit is contained in:
Nekotekina 2015-04-25 22:15:53 +03:00
parent d18d19870f
commit 02ca97804e
6 changed files with 269 additions and 156 deletions
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83
Utilities/File.h
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@ -17,14 +17,15 @@ enum file_open_mode : u32
o_excl = 1 << 5,
};
struct DIR;
namespace fs
{
struct stat_t
{
bool exists;
bool is_directory;
bool is_writable;
uint64_t size;
u64 size;
time_t atime;
time_t mtime;
time_t ctime;
@ -40,23 +41,21 @@ namespace fs
bool rename(const std::string& from, const std::string& to);
bool copy_file(const std::string& from, const std::string& to, bool overwrite);
bool remove_file(const std::string& file);
bool truncate_file(const std::string& file, uint64_t length);
bool truncate_file(const std::string& file, u64 length);
struct file final
{
#ifdef _WIN32
using handle_type = void*;
#else
using handle_type = intptr_t;
#endif
static const handle_type null = -1;
private:
handle_type fd;
handle_type m_fd = null;
public:
file();
file() = default;
~file();
explicit file(const std::string& filename, u32 mode = o_read);
explicit file(const std::string& filename, u32 mode = o_read) { open(filename, mode); }
file(const file&) = delete;
file(file&&) = delete; // possibly TODO
@ -64,12 +63,12 @@ namespace fs
file& operator =(const file&) = delete;
file& operator =(file&&) = delete; // possibly TODO
operator bool() const; // check is_opened()
operator bool() const { return m_fd != null; }
void import(handle_type fd); // replace file handle
void import(handle_type fd) { this->~file(); m_fd = fd; }
bool open(const std::string& filename, u32 mode = o_read);
bool is_opened() const; // check whether the file is opened
bool is_opened() const { return m_fd != null; }
bool trunc(u64 size) const; // change file size (possibly appending zero bytes)
bool stat(stat_t& info) const; // get file info
bool close();
@ -79,19 +78,47 @@ namespace fs
u64 seek(u64 offset, u32 mode = from_begin) const;
u64 size() const;
};
struct dir final
{
#ifdef _WIN32
using handle_type = intptr_t;
using name_type = std::unique_ptr<wchar_t[]>;
static const handle_type null = -1;
#else
using handle_type = DIR*;
using name_type = std::unique_ptr<char[]>;
static const auto null = NULL;
#endif
private:
handle_type m_dd = null;
name_type m_path;
public:
dir() = default;
~dir();
explicit dir(const std::string& dirname) { open(dirname); }
dir(const dir&) = delete;
dir(dir&&) = delete; // possibly TODO
dir& operator =(const dir&) = delete;
dir& operator =(dir&&) = delete; // possibly TODO
operator bool() const { return m_path.operator bool(); }
void import(handle_type dd, const std::string& path);
bool open(const std::string& dirname);
bool is_opened() const { return *this; }
bool close();
bool get_first(std::string& name, stat_t& info);
//bool get_first(std::string& name);
bool get_next(std::string& name, stat_t& info);
//bool get_next(std::string& name);
};
}
struct rDir
{
rDir();
~rDir();
rDir(const rDir& other) = delete;
rDir(const std::string &path);
bool Open(const std::string& path);
bool IsOpened() const;
static bool Exists(const std::string &path);
bool GetFirst(std::string *filename) const;
bool GetNext(std::string *filename) const;
void *handle;
};