| Exiv2

Loading...
Searching...
No Matches
Classes | Public Types | Public Member Functions | Public Attributes | List of all members
Exiv2::FileIo::Impl Class Reference

Internal Pimpl structure of class FileIo. More...

## Classes
struct | StructStat
| Simple struct stat wrapper for internal use. More...

## Public Types
enum | OpMode { opRead , opWrite , opSeek }
| Mode of operation.

## Public Member Functions
| Impl (std::string path)
| Constructor.
int | switchMode (OpMode opMode)
| Switch to a new access mode, reopening the file if needed. Optimized to only reopen the file when it is really necessary.
int | stat (StructStat &buf) const
| stat wrapper for internal use
| Impl (const Impl &)=delete
| Copy constructor.
Impl & | operator= (const Impl &)=delete
| Assignment.

## Public Attributes
std::string | path_
| (Standard) path
std::string | openMode_
| File open mode.
FILE * | fp_ {}
| File stream pointer.
OpMode | opMode_ {opSeek}
| File open mode.
byte * | pMappedArea_ {}
| Pointer to the memory-mapped area.
size_t | mappedLength_ {}
| Size of the memory-mapped area.
bool | isMalloced_ {}
| Is the mapped area allocated?
bool | isWriteable_ {}
| Can the mapped area be written to?

## Detailed Description

Internal Pimpl structure of class FileIo.

## Member Function Documentation

## ◆ switchMode()

int Exiv2::FileIo::Impl::switchMode | ( | OpMode | opMode | ) |

Switch to a new access mode, reopening the file if needed. Optimized to only reopen the file when it is really necessary.

Parameters

  opMode | The mode to switch to.

Returns
  0 if successful

References fp_, openMode_, opMode_, and path_.

The documentation for this class was generated from the following file:

- basicio.cpp