vdr
1.7.31
|
#include <tools.h>
Public Member Functions | |
cUnbufferedFile (void) | |
~cUnbufferedFile () | |
int | Open (const char *FileName, int Flags, mode_t Mode=DEFFILEMODE) |
int | Close (void) |
void | SetReadAhead (size_t ra) |
off_t | Seek (off_t Offset, int Whence) |
ssize_t | Read (void *Data, size_t Size) |
ssize_t | Write (const void *Data, size_t Size) |
cUnbufferedFile (void) | |
~cUnbufferedFile () | |
int | Open (const char *FileName, int Flags, mode_t Mode=DEFFILEMODE) |
int | Close (void) |
void | SetReadAhead (size_t ra) |
off_t | Seek (off_t Offset, int Whence) |
ssize_t | Read (void *Data, size_t Size) |
ssize_t | Write (const void *Data, size_t Size) |
Static Public Member Functions | |
static cUnbufferedFile * | Create (const char *FileName, int Flags, mode_t Mode=DEFFILEMODE) |
static cUnbufferedFile * | Create (const char *FileName, int Flags, mode_t Mode=DEFFILEMODE) |
Private Member Functions | |
int | FadviseDrop (off_t Offset, off_t Len) |
int | FadviseDrop (off_t Offset, off_t Len) |
Private Attributes | |
int | fd |
off_t | curpos |
off_t | cachedstart |
off_t | cachedend |
off_t | begin |
off_t | lastpos |
off_t | ahead |
size_t | readahead |
size_t | written |
size_t | totwritten |
cUnbufferedFile is used for large files that are mainly written or read in a streaming manner, and thus should not be cached.
Definition at line 400 of file include/vdr/tools.h.
cUnbufferedFile::cUnbufferedFile | ( | void | ) |
cUnbufferedFile::cUnbufferedFile | ( | void | ) |
cUnbufferedFile::~cUnbufferedFile | ( | ) |
int cUnbufferedFile::Close | ( | void | ) |
Definition at line 1627 of file tools.c.
References fd, and totwritten.
Referenced by CloseVideoFile(), Open(), and ~cUnbufferedFile().
int cUnbufferedFile::Close | ( | void | ) |
|
static |
|
static |
Definition at line 1779 of file tools.c.
References cUnbufferedFile(), and Open().
Referenced by cCopyingThread::Action(), cFileName::Open(), and OpenVideoFile().
|
private |
|
private |
int cUnbufferedFile::Open | ( | const char * | FileName, |
int | Flags, | ||
mode_t | Mode = DEFFILEMODE |
||
) |
int cUnbufferedFile::Open | ( | const char * | FileName, |
int | Flags, | ||
mode_t | Mode = DEFFILEMODE |
||
) |
ssize_t cUnbufferedFile::Read | ( | void * | Data, |
size_t | Size | ||
) |
Definition at line 1670 of file tools.c.
References ahead, cachedend, cachedstart, curpos, FadviseDrop(), fd, lastpos, max(), min(), readahead, READCHUNK, and safe_read().
Referenced by cCopyingThread::Action(), cNonBlockingFileReader::Action(), cRingBufferLinear::Read(), and ReadFrame().
ssize_t cUnbufferedFile::Read | ( | void * | Data, |
size_t | Size | ||
) |
off_t cUnbufferedFile::Seek | ( | off_t | Offset, |
int | Whence | ||
) |
off_t cUnbufferedFile::Seek | ( | off_t | Offset, |
int | Whence | ||
) |
Definition at line 1662 of file tools.c.
Referenced by cFileName::SetOffset().
void cUnbufferedFile::SetReadAhead | ( | size_t | ra | ) |
Definition at line 1651 of file tools.c.
References readahead.
Referenced by cCuttingThread::Action().
void cUnbufferedFile::SetReadAhead | ( | size_t | ra | ) |
ssize_t cUnbufferedFile::Write | ( | const void * | Data, |
size_t | Size | ||
) |
ssize_t cUnbufferedFile::Write | ( | const void * | Data, |
size_t | Size | ||
) |
Definition at line 1728 of file tools.c.
References begin, curpos, fd, lastpos, max(), MEGABYTE, min(), safe_write(), totwritten, WRITE_BUFFER, and written.
Referenced by cCuttingThread::Action(), cRecorder::Action(), and cCopyingThread::Action().
|
private |
Definition at line 408 of file include/vdr/tools.h.
|
private |
Definition at line 406 of file include/vdr/tools.h.
|
private |
Definition at line 405 of file include/vdr/tools.h.
|
private |
Definition at line 404 of file include/vdr/tools.h.
|
private |
|
private |
Definition at line 402 of file include/vdr/tools.h.
Referenced by Close(), cUnbufferedFile(), FadviseDrop(), Open(), Read(), Seek(), and Write().
|
private |
Definition at line 407 of file include/vdr/tools.h.
|
private |
Definition at line 409 of file include/vdr/tools.h.
Referenced by Open(), Read(), and SetReadAhead().
|
private |
Definition at line 411 of file include/vdr/tools.h.
|
private |
Definition at line 410 of file include/vdr/tools.h.