file_util.cpp File Reference

#include <jau/debug.hpp>
#include <jau/enum_util.hpp>
#include <jau/file_util.hpp>
#include <jau/base_codec.hpp>
#include <jau/os/os_support.hpp>
#include <jau/secmem.hpp>
#include <cstdint>
#include <cstdlib>
#include <cinttypes>
#include <limits>
#include <cstring>
#include <cstdio>
#include <random>
#include <unistd.h>
#include <dirent.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <sys/mount.h>

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Classes
struct	copy_context_t

Macros
#define	__posix_fstatat64   ::fstatat64
#define	__posix_openat64   ::openat64
#define	O_BINARY   0
#define	O_NONBLOCK   0

Typedefs
typedef struct ::stat64	struct_stat64

Functions
static void	_append_bitstr (std::string &out, fmode_t mask, fmode_t bit, const std::string &bitstr)
static bool	_dir_item_basename_compare (const dir_item &a, const dir_item &b)
static bool	_visit (const file_stats &item_stats, const traverse_options topts, const path_visitor &visitor, std::vector< int > &dirfds) noexcept
static const char	c_backslash ('\\')
static const char	c_slash ('/')
static bool	copy_dir_preserve (const file_stats &src_stats, const int dst_dirfd, const std::string &dst_basename, const copy_options copts) noexcept
static bool	copy_file (const int src_dirfd, const file_stats &src_stats, const int dst_dirfd, const std::string &dst_basename, const copy_options copts) noexcept
static bool	copy_push_mkdir (const file_stats &dst_stats, copy_context_t &ctx) noexcept
static const std::string	s_dot (".")
static const std::string	s_dot_slash ("./")
static const std::string	s_dotdot ("..")
static const std::string	s_slash ("/")
static const std::string	s_slash_dot ("/.")
static const std::string	s_slash_dot_slash ("/./")
static const std::string	s_slash_dotdot ("/..")
static const std::string	s_slash_dotdot_slash ("/../")
static bool	set_effective_uid (::uid_t user_id)

Variables
constexpr const int	_open_dir_flags = O_RDONLY|O_BINARY|O_NOCTTY|O_DIRECTORY

Macro Definition Documentation

O_BINARY

#define O_BINARY   0

Definition at line 55 of file file_util.cpp.

O_NONBLOCK

#define O_NONBLOCK   0

Definition at line 58 of file file_util.cpp.

__posix_fstatat64

#define __posix_fstatat64   ::fstatat64

Definition at line 80 of file file_util.cpp.

__posix_openat64

#define __posix_openat64   ::openat64

Definition at line 81 of file file_util.cpp.

Typedef Documentation

struct_stat64

typedef struct ::stat64 struct_stat64

Definition at line 79 of file file_util.cpp.

Function Documentation

c_slash()

static const char c_slash ( '/' )

static

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c_backslash()

static const char c_backslash ( '\\' )

static

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s_slash()

static const std::string s_slash ( "/" )

static

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s_slash_dot_slash()

static const std::string s_slash_dot_slash ( "/./" )

static

s_slash_dot()

static const std::string s_slash_dot ( "/." )

static

s_dot_slash()

static const std::string s_dot_slash ( "./" )

static

s_dot()

static const std::string s_dot ( "." )

static

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s_slash_dotdot_slash()

static const std::string s_slash_dotdot_slash ( "/../" )

static

s_slash_dotdot()

static const std::string s_slash_dotdot ( "/.." )

static

s_dotdot()

static const std::string s_dotdot ( ".." )

static

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_append_bitstr()

static void _append_bitstr ( std::string & out, fmode_t mask, fmode_t bit, const std::string & bitstr )

static

Definition at line 377 of file file_util.cpp.

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_dir_item_basename_compare()

static bool _dir_item_basename_compare ( const dir_item & a, const dir_item & b )

static

Definition at line 999 of file file_util.cpp.

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_visit()

static bool _visit ( const file_stats & item_stats, const traverse_options topts, const path_visitor & visitor, std::vector< int > & dirfds )

staticnoexcept

Definition at line 1003 of file file_util.cpp.

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copy_file()

static bool copy_file ( const int src_dirfd, const file_stats & src_stats, const int dst_dirfd, const std::string & dst_basename, const copy_options copts )

staticnoexcept

Definition at line 1333 of file file_util.cpp.

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copy_push_mkdir()

static bool copy_push_mkdir ( const file_stats & dst_stats, copy_context_t & ctx )

staticnoexcept

Definition at line 1539 of file file_util.cpp.

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copy_dir_preserve()

static bool copy_dir_preserve ( const file_stats & src_stats, const int dst_dirfd, const std::string & dst_basename, const copy_options copts )

staticnoexcept

Definition at line 1621 of file file_util.cpp.

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set_effective_uid()

static bool set_effective_uid ( ::uid_t user_id )

static

Definition at line 1879 of file file_util.cpp.

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Variable Documentation

_open_dir_flags

const int _open_dir_flags = O_RDONLY|O_BINARY|O_NOCTTY|O_DIRECTORY

inlineconstexpr

Definition at line 61 of file file_util.cpp.