mirror of
https://github.com/VDR4Arch/vdr.git
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3239 lines
102 KiB
C
3239 lines
102 KiB
C
/*
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* recording.c: Recording file handling
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*
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* See the main source file 'vdr.c' for copyright information and
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* how to reach the author.
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*
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* $Id: recording.c 5.2 2021/01/01 15:26:27 kls Exp $
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*/
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#include "recording.h"
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#include <ctype.h>
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#include <dirent.h>
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#include <errno.h>
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#include <fcntl.h>
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#define __STDC_FORMAT_MACROS // Required for format specifiers
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#include <inttypes.h>
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#include <math.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include "channels.h"
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#include "cutter.h"
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#include "i18n.h"
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#include "interface.h"
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#include "menu.h"
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#include "remux.h"
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#include "ringbuffer.h"
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#include "skins.h"
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#include "svdrp.h"
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#include "tools.h"
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#include "videodir.h"
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#define SUMMARYFALLBACK
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#define RECEXT ".rec"
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#define DELEXT ".del"
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/* This was the original code, which works fine in a Linux only environment.
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Unfortunately, because of Windows and its brain dead file system, we have
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to use a more complicated approach, in order to allow users who have enabled
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the --vfat command line option to see their recordings even if they forget to
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enable --vfat when restarting VDR... Gee, do I hate Windows.
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(kls 2002-07-27)
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#define DATAFORMAT "%4d-%02d-%02d.%02d:%02d.%02d.%02d" RECEXT
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#define NAMEFORMAT "%s/%s/" DATAFORMAT
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*/
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#define DATAFORMATPES "%4d-%02d-%02d.%02d%*c%02d.%02d.%02d" RECEXT
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#define NAMEFORMATPES "%s/%s/" "%4d-%02d-%02d.%02d.%02d.%02d.%02d" RECEXT
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#define DATAFORMATTS "%4d-%02d-%02d.%02d.%02d.%d-%d" RECEXT
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#define NAMEFORMATTS "%s/%s/" DATAFORMATTS
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#define RESUMEFILESUFFIX "/resume%s%s"
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#ifdef SUMMARYFALLBACK
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#define SUMMARYFILESUFFIX "/summary.vdr"
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#endif
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#define INFOFILESUFFIX "/info"
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#define MARKSFILESUFFIX "/marks"
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#define SORTMODEFILE ".sort"
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#define TIMERRECFILE ".timer"
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#define MINDISKSPACE 1024 // MB
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#define REMOVECHECKDELTA 60 // seconds between checks for removing deleted files
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#define DELETEDLIFETIME 300 // seconds after which a deleted recording will be actually removed
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#define DISKCHECKDELTA 100 // seconds between checks for free disk space
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#define REMOVELATENCY 10 // seconds to wait until next check after removing a file
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#define MARKSUPDATEDELTA 10 // seconds between checks for updating editing marks
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#define MININDEXAGE 3600 // seconds before an index file is considered no longer to be written
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#define MAXREMOVETIME 10 // seconds after which to return from removing deleted recordings
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#define MAX_LINK_LEVEL 6
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#define LIMIT_SECS_PER_MB_RADIO 5 // radio recordings typically have more than this
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int DirectoryPathMax = PATH_MAX - 1;
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int DirectoryNameMax = NAME_MAX;
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bool DirectoryEncoding = false;
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int InstanceId = 0;
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// --- cRemoveDeletedRecordingsThread ----------------------------------------
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class cRemoveDeletedRecordingsThread : public cThread {
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protected:
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virtual void Action(void);
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public:
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cRemoveDeletedRecordingsThread(void);
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};
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cRemoveDeletedRecordingsThread::cRemoveDeletedRecordingsThread(void)
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:cThread("remove deleted recordings", true)
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{
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}
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void cRemoveDeletedRecordingsThread::Action(void)
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{
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// Make sure only one instance of VDR does this:
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cLockFile LockFile(cVideoDirectory::Name());
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if (LockFile.Lock()) {
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time_t StartTime = time(NULL);
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bool deleted = false;
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bool interrupted = false;
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LOCK_DELETEDRECORDINGS_WRITE;
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for (cRecording *r = DeletedRecordings->First(); r; ) {
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if (cIoThrottle::Engaged())
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interrupted = true;
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else if (time(NULL) - StartTime > MAXREMOVETIME)
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interrupted = true; // don't stay here too long
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else if (cRemote::HasKeys())
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interrupted = true; // react immediately on user input
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if (interrupted)
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break;
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if (r->Deleted() && time(NULL) - r->Deleted() > DELETEDLIFETIME) {
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cRecording *next = DeletedRecordings->Next(r);
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r->Remove();
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DeletedRecordings->Del(r);
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r = next;
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deleted = true;
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}
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else
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r = DeletedRecordings->Next(r);
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}
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if (deleted) {
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cRecordings::TouchUpdate();
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if (!interrupted) {
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const char *IgnoreFiles[] = { SORTMODEFILE, TIMERRECFILE, NULL };
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cVideoDirectory::RemoveEmptyVideoDirectories(IgnoreFiles);
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}
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}
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}
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}
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static cRemoveDeletedRecordingsThread RemoveDeletedRecordingsThread;
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// ---
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void RemoveDeletedRecordings(void)
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{
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static time_t LastRemoveCheck = 0;
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if (time(NULL) - LastRemoveCheck > REMOVECHECKDELTA) {
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if (!RemoveDeletedRecordingsThread.Active()) {
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LOCK_DELETEDRECORDINGS_READ;
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for (const cRecording *r = DeletedRecordings->First(); r; r = DeletedRecordings->Next(r)) {
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if (r->Deleted() && time(NULL) - r->Deleted() > DELETEDLIFETIME) {
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RemoveDeletedRecordingsThread.Start();
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break;
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}
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}
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}
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LastRemoveCheck = time(NULL);
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}
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}
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void AssertFreeDiskSpace(int Priority, bool Force)
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{
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static cMutex Mutex;
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cMutexLock MutexLock(&Mutex);
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// With every call to this function we try to actually remove
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// a file, or mark a file for removal ("delete" it), so that
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// it will get removed during the next call.
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static time_t LastFreeDiskCheck = 0;
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int Factor = (Priority == -1) ? 10 : 1;
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if (Force || time(NULL) - LastFreeDiskCheck > DISKCHECKDELTA / Factor) {
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if (!cVideoDirectory::VideoFileSpaceAvailable(MINDISKSPACE)) {
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// Make sure only one instance of VDR does this:
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cLockFile LockFile(cVideoDirectory::Name());
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if (!LockFile.Lock())
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return;
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// Remove the oldest file that has been "deleted":
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isyslog("low disk space while recording, trying to remove a deleted recording...");
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int NumDeletedRecordings = 0;
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{
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LOCK_DELETEDRECORDINGS_WRITE;
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NumDeletedRecordings = DeletedRecordings->Count();
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if (NumDeletedRecordings) {
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cRecording *r = DeletedRecordings->First();
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cRecording *r0 = NULL;
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while (r) {
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if (r->IsOnVideoDirectoryFileSystem()) { // only remove recordings that will actually increase the free video disk space
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if (!r0 || r->Start() < r0->Start())
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r0 = r;
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}
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r = DeletedRecordings->Next(r);
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}
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if (r0) {
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if (r0->Remove())
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LastFreeDiskCheck += REMOVELATENCY / Factor;
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DeletedRecordings->Del(r0);
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return;
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}
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}
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}
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if (NumDeletedRecordings == 0) {
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// DeletedRecordings was empty, so to be absolutely sure there are no
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// deleted recordings we need to double check:
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cRecordings::Update(true);
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LOCK_DELETEDRECORDINGS_READ;
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if (DeletedRecordings->Count())
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return; // the next call will actually remove it
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}
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// No "deleted" files to remove, so let's see if we can delete a recording:
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if (Priority > 0) {
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isyslog("...no deleted recording found, trying to delete an old recording...");
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LOCK_RECORDINGS_WRITE;
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Recordings->SetExplicitModify();
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if (Recordings->Count()) {
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cRecording *r = Recordings->First();
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cRecording *r0 = NULL;
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while (r) {
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if (r->IsOnVideoDirectoryFileSystem()) { // only delete recordings that will actually increase the free video disk space
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if (!r->IsEdited() && r->Lifetime() < MAXLIFETIME) { // edited recordings and recordings with MAXLIFETIME live forever
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if ((r->Lifetime() == 0 && Priority > r->Priority()) || // the recording has no guaranteed lifetime and the new recording has higher priority
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(r->Lifetime() > 0 && (time(NULL) - r->Start()) / SECSINDAY >= r->Lifetime())) { // the recording's guaranteed lifetime has expired
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if (r0) {
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if (r->Priority() < r0->Priority() || (r->Priority() == r0->Priority() && r->Start() < r0->Start()))
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r0 = r; // in any case we delete the one with the lowest priority (or the older one in case of equal priorities)
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}
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else
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r0 = r;
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}
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}
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}
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r = Recordings->Next(r);
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}
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if (r0 && r0->Delete()) {
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Recordings->Del(r0);
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Recordings->SetModified();
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return;
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}
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}
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// Unable to free disk space, but there's nothing we can do about that...
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isyslog("...no old recording found, giving up");
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}
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else
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isyslog("...no deleted recording found, priority %d too low to trigger deleting an old recording", Priority);
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Skins.QueueMessage(mtWarning, tr("Low disk space!"), 5, -1);
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}
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LastFreeDiskCheck = time(NULL);
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}
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}
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// --- cResumeFile -----------------------------------------------------------
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cResumeFile::cResumeFile(const char *FileName, bool IsPesRecording)
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{
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isPesRecording = IsPesRecording;
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const char *Suffix = isPesRecording ? RESUMEFILESUFFIX ".vdr" : RESUMEFILESUFFIX;
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fileName = MALLOC(char, strlen(FileName) + strlen(Suffix) + 1);
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if (fileName) {
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strcpy(fileName, FileName);
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sprintf(fileName + strlen(fileName), Suffix, Setup.ResumeID ? "." : "", Setup.ResumeID ? *itoa(Setup.ResumeID) : "");
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}
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else
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esyslog("ERROR: can't allocate memory for resume file name");
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}
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cResumeFile::~cResumeFile()
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{
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free(fileName);
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}
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int cResumeFile::Read(void)
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{
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int resume = -1;
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if (fileName) {
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struct stat st;
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if (stat(fileName, &st) == 0) {
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if ((st.st_mode & S_IWUSR) == 0) // no write access, assume no resume
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return -1;
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}
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if (isPesRecording) {
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int f = open(fileName, O_RDONLY);
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if (f >= 0) {
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if (safe_read(f, &resume, sizeof(resume)) != sizeof(resume)) {
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resume = -1;
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LOG_ERROR_STR(fileName);
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}
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close(f);
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}
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else if (errno != ENOENT)
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LOG_ERROR_STR(fileName);
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}
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else {
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FILE *f = fopen(fileName, "r");
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if (f) {
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cReadLine ReadLine;
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char *s;
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int line = 0;
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while ((s = ReadLine.Read(f)) != NULL) {
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++line;
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char *t = skipspace(s + 1);
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switch (*s) {
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case 'I': resume = atoi(t);
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break;
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default: ;
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}
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}
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fclose(f);
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}
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else if (errno != ENOENT)
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LOG_ERROR_STR(fileName);
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}
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}
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return resume;
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}
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bool cResumeFile::Save(int Index)
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{
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if (fileName) {
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if (isPesRecording) {
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int f = open(fileName, O_WRONLY | O_CREAT | O_TRUNC, DEFFILEMODE);
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if (f >= 0) {
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if (safe_write(f, &Index, sizeof(Index)) < 0)
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LOG_ERROR_STR(fileName);
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close(f);
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LOCK_RECORDINGS_WRITE;
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Recordings->ResetResume(fileName);
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return true;
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}
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}
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else {
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FILE *f = fopen(fileName, "w");
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if (f) {
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fprintf(f, "I %d\n", Index);
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fclose(f);
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LOCK_RECORDINGS_WRITE;
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Recordings->ResetResume(fileName);
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}
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else
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LOG_ERROR_STR(fileName);
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return true;
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}
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}
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return false;
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}
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void cResumeFile::Delete(void)
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{
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if (fileName) {
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if (remove(fileName) == 0) {
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LOCK_RECORDINGS_WRITE;
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Recordings->ResetResume(fileName);
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}
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else if (errno != ENOENT)
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LOG_ERROR_STR(fileName);
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}
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}
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// --- cRecordingInfo --------------------------------------------------------
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cRecordingInfo::cRecordingInfo(const cChannel *Channel, const cEvent *Event)
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{
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channelID = Channel ? Channel->GetChannelID() : tChannelID::InvalidID;
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channelName = Channel ? strdup(Channel->Name()) : NULL;
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ownEvent = Event ? NULL : new cEvent(0);
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event = ownEvent ? ownEvent : Event;
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aux = NULL;
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framesPerSecond = DEFAULTFRAMESPERSECOND;
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priority = MAXPRIORITY;
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lifetime = MAXLIFETIME;
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fileName = NULL;
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if (Channel) {
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// Since the EPG data's component records can carry only a single
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// language code, let's see whether the channel's PID data has
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// more information:
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cComponents *Components = (cComponents *)event->Components();
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if (!Components)
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Components = new cComponents;
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for (int i = 0; i < MAXAPIDS; i++) {
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const char *s = Channel->Alang(i);
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if (*s) {
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tComponent *Component = Components->GetComponent(i, 2, 3);
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if (!Component)
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Components->SetComponent(Components->NumComponents(), 2, 3, s, NULL);
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else if (strlen(s) > strlen(Component->language))
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strn0cpy(Component->language, s, sizeof(Component->language));
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}
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}
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// There's no "multiple languages" for Dolby Digital tracks, but
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// we do the same procedure here, too, in case there is no component
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// information at all:
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for (int i = 0; i < MAXDPIDS; i++) {
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const char *s = Channel->Dlang(i);
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if (*s) {
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tComponent *Component = Components->GetComponent(i, 4, 0); // AC3 component according to the DVB standard
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if (!Component)
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Component = Components->GetComponent(i, 2, 5); // fallback "Dolby" component according to the "Premiere pseudo standard"
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if (!Component)
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Components->SetComponent(Components->NumComponents(), 2, 5, s, NULL);
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else if (strlen(s) > strlen(Component->language))
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strn0cpy(Component->language, s, sizeof(Component->language));
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}
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}
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// The same applies to subtitles:
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for (int i = 0; i < MAXSPIDS; i++) {
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const char *s = Channel->Slang(i);
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if (*s) {
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tComponent *Component = Components->GetComponent(i, 3, 3);
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if (!Component)
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Components->SetComponent(Components->NumComponents(), 3, 3, s, NULL);
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else if (strlen(s) > strlen(Component->language))
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strn0cpy(Component->language, s, sizeof(Component->language));
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}
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}
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if (Components != event->Components())
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((cEvent *)event)->SetComponents(Components);
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}
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}
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cRecordingInfo::cRecordingInfo(const char *FileName)
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{
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channelID = tChannelID::InvalidID;
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channelName = NULL;
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ownEvent = new cEvent(0);
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event = ownEvent;
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aux = NULL;
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framesPerSecond = DEFAULTFRAMESPERSECOND;
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priority = MAXPRIORITY;
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lifetime = MAXLIFETIME;
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fileName = strdup(cString::sprintf("%s%s", FileName, INFOFILESUFFIX));
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}
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cRecordingInfo::~cRecordingInfo()
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{
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delete ownEvent;
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free(aux);
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free(channelName);
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free(fileName);
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}
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void cRecordingInfo::SetData(const char *Title, const char *ShortText, const char *Description)
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{
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if (!isempty(Title))
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((cEvent *)event)->SetTitle(Title);
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if (!isempty(ShortText))
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((cEvent *)event)->SetShortText(ShortText);
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if (!isempty(Description))
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((cEvent *)event)->SetDescription(Description);
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}
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void cRecordingInfo::SetAux(const char *Aux)
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{
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free(aux);
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aux = Aux ? strdup(Aux) : NULL;
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}
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void cRecordingInfo::SetFramesPerSecond(double FramesPerSecond)
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{
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framesPerSecond = FramesPerSecond;
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}
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void cRecordingInfo::SetFileName(const char *FileName)
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{
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bool IsPesRecording = fileName && endswith(fileName, ".vdr");
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free(fileName);
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fileName = strdup(cString::sprintf("%s%s", FileName, IsPesRecording ? INFOFILESUFFIX ".vdr" : INFOFILESUFFIX));
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}
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bool cRecordingInfo::Read(FILE *f)
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{
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if (ownEvent) {
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cReadLine ReadLine;
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char *s;
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int line = 0;
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while ((s = ReadLine.Read(f)) != NULL) {
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++line;
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char *t = skipspace(s + 1);
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switch (*s) {
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case 'C': {
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char *p = strchr(t, ' ');
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if (p) {
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free(channelName);
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channelName = strdup(compactspace(p));
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*p = 0; // strips optional channel name
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}
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if (*t)
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channelID = tChannelID::FromString(t);
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}
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break;
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case 'E': {
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unsigned int EventID;
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time_t StartTime;
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int Duration;
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unsigned int TableID = 0;
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unsigned int Version = 0xFF;
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int n = sscanf(t, "%u %ld %d %X %X", &EventID, &StartTime, &Duration, &TableID, &Version);
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if (n >= 3 && n <= 5) {
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ownEvent->SetEventID(EventID);
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ownEvent->SetStartTime(StartTime);
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ownEvent->SetDuration(Duration);
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ownEvent->SetTableID(uchar(TableID));
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ownEvent->SetVersion(uchar(Version));
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}
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}
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break;
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case 'F': framesPerSecond = atod(t);
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break;
|
|
case 'L': lifetime = atoi(t);
|
|
break;
|
|
case 'P': priority = atoi(t);
|
|
break;
|
|
case '@': free(aux);
|
|
aux = strdup(t);
|
|
break;
|
|
case '#': break; // comments are ignored
|
|
default: if (!ownEvent->Parse(s)) {
|
|
esyslog("ERROR: EPG data problem in line %d", line);
|
|
return false;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool cRecordingInfo::Write(FILE *f, const char *Prefix) const
|
|
{
|
|
if (channelID.Valid())
|
|
fprintf(f, "%sC %s%s%s\n", Prefix, *channelID.ToString(), channelName ? " " : "", channelName ? channelName : "");
|
|
event->Dump(f, Prefix, true);
|
|
fprintf(f, "%sF %s\n", Prefix, *dtoa(framesPerSecond, "%.10g"));
|
|
fprintf(f, "%sP %d\n", Prefix, priority);
|
|
fprintf(f, "%sL %d\n", Prefix, lifetime);
|
|
if (aux)
|
|
fprintf(f, "%s@ %s\n", Prefix, aux);
|
|
return true;
|
|
}
|
|
|
|
bool cRecordingInfo::Read(void)
|
|
{
|
|
bool Result = false;
|
|
if (fileName) {
|
|
FILE *f = fopen(fileName, "r");
|
|
if (f) {
|
|
if (Read(f))
|
|
Result = true;
|
|
else
|
|
esyslog("ERROR: EPG data problem in file %s", fileName);
|
|
fclose(f);
|
|
}
|
|
else if (errno != ENOENT)
|
|
LOG_ERROR_STR(fileName);
|
|
}
|
|
return Result;
|
|
}
|
|
|
|
bool cRecordingInfo::Write(void) const
|
|
{
|
|
bool Result = false;
|
|
if (fileName) {
|
|
cSafeFile f(fileName);
|
|
if (f.Open()) {
|
|
if (Write(f))
|
|
Result = true;
|
|
f.Close();
|
|
}
|
|
else
|
|
LOG_ERROR_STR(fileName);
|
|
}
|
|
return Result;
|
|
}
|
|
|
|
// --- cRecording ------------------------------------------------------------
|
|
|
|
#define RESUME_NOT_INITIALIZED (-2)
|
|
|
|
struct tCharExchange { char a; char b; };
|
|
tCharExchange CharExchange[] = {
|
|
{ FOLDERDELIMCHAR, '/' },
|
|
{ '/', FOLDERDELIMCHAR },
|
|
{ ' ', '_' },
|
|
// backwards compatibility:
|
|
{ '\'', '\'' },
|
|
{ '\'', '\x01' },
|
|
{ '/', '\x02' },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
const char *InvalidChars = "\"\\/:*?|<>#";
|
|
|
|
bool NeedsConversion(const char *p)
|
|
{
|
|
return DirectoryEncoding &&
|
|
(strchr(InvalidChars, *p) // characters that can't be part of a Windows file/directory name
|
|
|| *p == '.' && (!*(p + 1) || *(p + 1) == FOLDERDELIMCHAR)); // Windows can't handle '.' at the end of file/directory names
|
|
}
|
|
|
|
char *ExchangeChars(char *s, bool ToFileSystem)
|
|
{
|
|
char *p = s;
|
|
while (*p) {
|
|
if (DirectoryEncoding) {
|
|
// Some file systems can't handle all characters, so we
|
|
// have to take extra efforts to encode/decode them:
|
|
if (ToFileSystem) {
|
|
switch (*p) {
|
|
// characters that can be mapped to other characters:
|
|
case ' ': *p = '_'; break;
|
|
case FOLDERDELIMCHAR: *p = '/'; break;
|
|
case '/': *p = FOLDERDELIMCHAR; break;
|
|
// characters that have to be encoded:
|
|
default:
|
|
if (NeedsConversion(p)) {
|
|
int l = p - s;
|
|
if (char *NewBuffer = (char *)realloc(s, strlen(s) + 10)) {
|
|
s = NewBuffer;
|
|
p = s + l;
|
|
char buf[4];
|
|
sprintf(buf, "#%02X", (unsigned char)*p);
|
|
memmove(p + 2, p, strlen(p) + 1);
|
|
memcpy(p, buf, 3);
|
|
p += 2;
|
|
}
|
|
else
|
|
esyslog("ERROR: out of memory");
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
switch (*p) {
|
|
// mapped characters:
|
|
case '_': *p = ' '; break;
|
|
case FOLDERDELIMCHAR: *p = '/'; break;
|
|
case '/': *p = FOLDERDELIMCHAR; break;
|
|
// encoded characters:
|
|
case '#': {
|
|
if (strlen(p) > 2 && isxdigit(*(p + 1)) && isxdigit(*(p + 2))) {
|
|
char buf[3];
|
|
sprintf(buf, "%c%c", *(p + 1), *(p + 2));
|
|
uchar c = uchar(strtol(buf, NULL, 16));
|
|
if (c) {
|
|
*p = c;
|
|
memmove(p + 1, p + 3, strlen(p) - 2);
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
// backwards compatibility:
|
|
case '\x01': *p = '\''; break;
|
|
case '\x02': *p = '/'; break;
|
|
case '\x03': *p = ':'; break;
|
|
default: ;
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
for (struct tCharExchange *ce = CharExchange; ce->a && ce->b; ce++) {
|
|
if (*p == (ToFileSystem ? ce->a : ce->b)) {
|
|
*p = ToFileSystem ? ce->b : ce->a;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
p++;
|
|
}
|
|
return s;
|
|
}
|
|
|
|
char *LimitNameLengths(char *s, int PathMax, int NameMax)
|
|
{
|
|
// Limits the total length of the directory path in 's' to PathMax, and each
|
|
// individual directory name to NameMax. The lengths of characters that need
|
|
// conversion when using 's' as a file name are taken into account accordingly.
|
|
// If a directory name exceeds NameMax, it will be truncated. If the whole
|
|
// directory path exceeds PathMax, individual directory names will be shortened
|
|
// (from right to left) until the limit is met, or until the currently handled
|
|
// directory name consists of only a single character. All operations are performed
|
|
// directly on the given 's', which may become shorter (but never longer) than
|
|
// the original value.
|
|
// Returns a pointer to 's'.
|
|
int Length = strlen(s);
|
|
int PathLength = 0;
|
|
// Collect the resulting lengths of each character:
|
|
bool NameTooLong = false;
|
|
int8_t a[Length];
|
|
int n = 0;
|
|
int NameLength = 0;
|
|
for (char *p = s; *p; p++) {
|
|
if (*p == FOLDERDELIMCHAR) {
|
|
a[n] = -1; // FOLDERDELIMCHAR is a single character, neg. sign marks it
|
|
NameTooLong |= NameLength > NameMax;
|
|
NameLength = 0;
|
|
PathLength += 1;
|
|
}
|
|
else if (NeedsConversion(p)) {
|
|
a[n] = 3; // "#xx"
|
|
NameLength += 3;
|
|
PathLength += 3;
|
|
}
|
|
else {
|
|
int8_t l = Utf8CharLen(p);
|
|
a[n] = l;
|
|
NameLength += l;
|
|
PathLength += l;
|
|
while (l-- > 1) {
|
|
a[++n] = 0;
|
|
p++;
|
|
}
|
|
}
|
|
n++;
|
|
}
|
|
NameTooLong |= NameLength > NameMax;
|
|
// Limit names to NameMax:
|
|
if (NameTooLong) {
|
|
while (n > 0) {
|
|
// Calculate the length of the current name:
|
|
int NameLength = 0;
|
|
int i = n;
|
|
int b = i;
|
|
while (i-- > 0 && a[i] >= 0) {
|
|
NameLength += a[i];
|
|
b = i;
|
|
}
|
|
// Shorten the name if necessary:
|
|
if (NameLength > NameMax) {
|
|
int l = 0;
|
|
i = n;
|
|
while (i-- > 0 && a[i] >= 0) {
|
|
l += a[i];
|
|
if (NameLength - l <= NameMax) {
|
|
memmove(s + i, s + n, Length - n + 1);
|
|
memmove(a + i, a + n, Length - n + 1);
|
|
Length -= n - i;
|
|
PathLength -= l;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
// Switch to the next name:
|
|
n = b - 1;
|
|
}
|
|
}
|
|
// Limit path to PathMax:
|
|
n = Length;
|
|
while (PathLength > PathMax && n > 0) {
|
|
// Calculate how much to cut off the current name:
|
|
int i = n;
|
|
int b = i;
|
|
int l = 0;
|
|
while (--i > 0 && a[i - 1] >= 0) {
|
|
if (a[i] > 0) {
|
|
l += a[i];
|
|
b = i;
|
|
if (PathLength - l <= PathMax)
|
|
break;
|
|
}
|
|
}
|
|
// Shorten the name if necessary:
|
|
if (l > 0) {
|
|
memmove(s + b, s + n, Length - n + 1);
|
|
Length -= n - b;
|
|
PathLength -= l;
|
|
}
|
|
// Switch to the next name:
|
|
n = i - 1;
|
|
}
|
|
return s;
|
|
}
|
|
|
|
cRecording::cRecording(cTimer *Timer, const cEvent *Event)
|
|
{
|
|
id = 0;
|
|
resume = RESUME_NOT_INITIALIZED;
|
|
titleBuffer = NULL;
|
|
sortBufferName = sortBufferTime = NULL;
|
|
fileName = NULL;
|
|
name = NULL;
|
|
fileSizeMB = -1; // unknown
|
|
channel = Timer->Channel()->Number();
|
|
instanceId = InstanceId;
|
|
isPesRecording = false;
|
|
isOnVideoDirectoryFileSystem = -1; // unknown
|
|
framesPerSecond = DEFAULTFRAMESPERSECOND;
|
|
numFrames = -1;
|
|
deleted = 0;
|
|
// set up the actual name:
|
|
const char *Title = Event ? Event->Title() : NULL;
|
|
const char *Subtitle = Event ? Event->ShortText() : NULL;
|
|
if (isempty(Title))
|
|
Title = Timer->Channel()->Name();
|
|
if (isempty(Subtitle))
|
|
Subtitle = " ";
|
|
const char *macroTITLE = strstr(Timer->File(), TIMERMACRO_TITLE);
|
|
const char *macroEPISODE = strstr(Timer->File(), TIMERMACRO_EPISODE);
|
|
if (macroTITLE || macroEPISODE) {
|
|
name = strdup(Timer->File());
|
|
name = strreplace(name, TIMERMACRO_TITLE, Title);
|
|
name = strreplace(name, TIMERMACRO_EPISODE, Subtitle);
|
|
// avoid blanks at the end:
|
|
int l = strlen(name);
|
|
while (l-- > 2) {
|
|
if (name[l] == ' ' && name[l - 1] != FOLDERDELIMCHAR)
|
|
name[l] = 0;
|
|
else
|
|
break;
|
|
}
|
|
if (Timer->IsSingleEvent())
|
|
Timer->SetFile(name); // this was an instant recording, so let's set the actual data
|
|
}
|
|
else if (Timer->IsSingleEvent() || !Setup.UseSubtitle)
|
|
name = strdup(Timer->File());
|
|
else
|
|
name = strdup(cString::sprintf("%s%c%s", Timer->File(), FOLDERDELIMCHAR, Subtitle));
|
|
// substitute characters that would cause problems in file names:
|
|
strreplace(name, '\n', ' ');
|
|
start = Timer->StartTime();
|
|
priority = Timer->Priority();
|
|
lifetime = Timer->Lifetime();
|
|
// handle info:
|
|
info = new cRecordingInfo(Timer->Channel(), Event);
|
|
info->SetAux(Timer->Aux());
|
|
info->priority = priority;
|
|
info->lifetime = lifetime;
|
|
}
|
|
|
|
cRecording::cRecording(const char *FileName)
|
|
{
|
|
id = 0;
|
|
resume = RESUME_NOT_INITIALIZED;
|
|
fileSizeMB = -1; // unknown
|
|
channel = -1;
|
|
instanceId = -1;
|
|
priority = MAXPRIORITY; // assume maximum in case there is no info file
|
|
lifetime = MAXLIFETIME;
|
|
isPesRecording = false;
|
|
isOnVideoDirectoryFileSystem = -1; // unknown
|
|
framesPerSecond = DEFAULTFRAMESPERSECOND;
|
|
numFrames = -1;
|
|
deleted = 0;
|
|
titleBuffer = NULL;
|
|
sortBufferName = sortBufferTime = NULL;
|
|
FileName = fileName = strdup(FileName);
|
|
if (*(fileName + strlen(fileName) - 1) == '/')
|
|
*(fileName + strlen(fileName) - 1) = 0;
|
|
if (strstr(FileName, cVideoDirectory::Name()) == FileName)
|
|
FileName += strlen(cVideoDirectory::Name()) + 1;
|
|
const char *p = strrchr(FileName, '/');
|
|
|
|
name = NULL;
|
|
info = new cRecordingInfo(fileName);
|
|
if (p) {
|
|
time_t now = time(NULL);
|
|
struct tm tm_r;
|
|
struct tm t = *localtime_r(&now, &tm_r); // this initializes the time zone in 't'
|
|
t.tm_isdst = -1; // makes sure mktime() will determine the correct DST setting
|
|
if (7 == sscanf(p + 1, DATAFORMATTS, &t.tm_year, &t.tm_mon, &t.tm_mday, &t.tm_hour, &t.tm_min, &channel, &instanceId)
|
|
|| 7 == sscanf(p + 1, DATAFORMATPES, &t.tm_year, &t.tm_mon, &t.tm_mday, &t.tm_hour, &t.tm_min, &priority, &lifetime)) {
|
|
t.tm_year -= 1900;
|
|
t.tm_mon--;
|
|
t.tm_sec = 0;
|
|
start = mktime(&t);
|
|
name = MALLOC(char, p - FileName + 1);
|
|
strncpy(name, FileName, p - FileName);
|
|
name[p - FileName] = 0;
|
|
name = ExchangeChars(name, false);
|
|
isPesRecording = instanceId < 0;
|
|
}
|
|
else
|
|
return;
|
|
GetResume();
|
|
// read an optional info file:
|
|
cString InfoFileName = cString::sprintf("%s%s", fileName, isPesRecording ? INFOFILESUFFIX ".vdr" : INFOFILESUFFIX);
|
|
FILE *f = fopen(InfoFileName, "r");
|
|
if (f) {
|
|
if (!info->Read(f))
|
|
esyslog("ERROR: EPG data problem in file %s", *InfoFileName);
|
|
else if (!isPesRecording) {
|
|
priority = info->priority;
|
|
lifetime = info->lifetime;
|
|
framesPerSecond = info->framesPerSecond;
|
|
}
|
|
fclose(f);
|
|
}
|
|
else if (errno == ENOENT)
|
|
info->ownEvent->SetTitle(name);
|
|
else
|
|
LOG_ERROR_STR(*InfoFileName);
|
|
#ifdef SUMMARYFALLBACK
|
|
// fall back to the old 'summary.vdr' if there was no 'info.vdr':
|
|
if (isempty(info->Title())) {
|
|
cString SummaryFileName = cString::sprintf("%s%s", fileName, SUMMARYFILESUFFIX);
|
|
FILE *f = fopen(SummaryFileName, "r");
|
|
if (f) {
|
|
int line = 0;
|
|
char *data[3] = { NULL };
|
|
cReadLine ReadLine;
|
|
char *s;
|
|
while ((s = ReadLine.Read(f)) != NULL) {
|
|
if (*s || line > 1) {
|
|
if (data[line]) {
|
|
int len = strlen(s);
|
|
len += strlen(data[line]) + 1;
|
|
if (char *NewBuffer = (char *)realloc(data[line], len + 1)) {
|
|
data[line] = NewBuffer;
|
|
strcat(data[line], "\n");
|
|
strcat(data[line], s);
|
|
}
|
|
else
|
|
esyslog("ERROR: out of memory");
|
|
}
|
|
else
|
|
data[line] = strdup(s);
|
|
}
|
|
else
|
|
line++;
|
|
}
|
|
fclose(f);
|
|
if (!data[2]) {
|
|
data[2] = data[1];
|
|
data[1] = NULL;
|
|
}
|
|
else if (data[1] && data[2]) {
|
|
// if line 1 is too long, it can't be the short text,
|
|
// so assume the short text is missing and concatenate
|
|
// line 1 and line 2 to be the long text:
|
|
int len = strlen(data[1]);
|
|
if (len > 80) {
|
|
if (char *NewBuffer = (char *)realloc(data[1], len + 1 + strlen(data[2]) + 1)) {
|
|
data[1] = NewBuffer;
|
|
strcat(data[1], "\n");
|
|
strcat(data[1], data[2]);
|
|
free(data[2]);
|
|
data[2] = data[1];
|
|
data[1] = NULL;
|
|
}
|
|
else
|
|
esyslog("ERROR: out of memory");
|
|
}
|
|
}
|
|
info->SetData(data[0], data[1], data[2]);
|
|
for (int i = 0; i < 3; i ++)
|
|
free(data[i]);
|
|
}
|
|
else if (errno != ENOENT)
|
|
LOG_ERROR_STR(*SummaryFileName);
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
cRecording::~cRecording()
|
|
{
|
|
free(titleBuffer);
|
|
free(sortBufferName);
|
|
free(sortBufferTime);
|
|
free(fileName);
|
|
free(name);
|
|
delete info;
|
|
}
|
|
|
|
char *cRecording::StripEpisodeName(char *s, bool Strip)
|
|
{
|
|
char *t = s, *s1 = NULL, *s2 = NULL;
|
|
while (*t) {
|
|
if (*t == '/') {
|
|
if (s1) {
|
|
if (s2)
|
|
s1 = s2;
|
|
s2 = t;
|
|
}
|
|
else
|
|
s1 = t;
|
|
}
|
|
t++;
|
|
}
|
|
if (s1 && s2) {
|
|
// To have folders sorted before plain recordings, the '/' s1 points to
|
|
// is replaced by the character '1'. All other slashes will be replaced
|
|
// by '0' in SortName() (see below), which will result in the desired
|
|
// sequence ('0' and '1' are reversed in case of rsdDescending):
|
|
*s1 = (Setup.RecSortingDirection == rsdAscending) ? '1' : '0';
|
|
if (Strip) {
|
|
s1++;
|
|
memmove(s1, s2, t - s2 + 1);
|
|
}
|
|
}
|
|
return s;
|
|
}
|
|
|
|
char *cRecording::SortName(void) const
|
|
{
|
|
char **sb = (RecordingsSortMode == rsmName) ? &sortBufferName : &sortBufferTime;
|
|
if (!*sb) {
|
|
if (RecordingsSortMode == rsmTime && !Setup.RecordingDirs) {
|
|
char buf[32];
|
|
struct tm tm_r;
|
|
strftime(buf, sizeof(buf), "%Y%m%d%H%I", localtime_r(&start, &tm_r));
|
|
*sb = strdup(buf);
|
|
}
|
|
else {
|
|
char *s = strdup(FileName() + strlen(cVideoDirectory::Name()));
|
|
if (RecordingsSortMode != rsmName || Setup.AlwaysSortFoldersFirst)
|
|
s = StripEpisodeName(s, RecordingsSortMode != rsmName);
|
|
strreplace(s, '/', (Setup.RecSortingDirection == rsdAscending) ? '0' : '1'); // some locales ignore '/' when sorting
|
|
int l = strxfrm(NULL, s, 0) + 1;
|
|
*sb = MALLOC(char, l);
|
|
strxfrm(*sb, s, l);
|
|
free(s);
|
|
}
|
|
}
|
|
return *sb;
|
|
}
|
|
|
|
void cRecording::ClearSortName(void)
|
|
{
|
|
free(sortBufferName);
|
|
free(sortBufferTime);
|
|
sortBufferName = sortBufferTime = NULL;
|
|
}
|
|
|
|
void cRecording::SetId(int Id)
|
|
{
|
|
id = Id;
|
|
}
|
|
|
|
int cRecording::GetResume(void) const
|
|
{
|
|
if (resume == RESUME_NOT_INITIALIZED) {
|
|
cResumeFile ResumeFile(FileName(), isPesRecording);
|
|
resume = ResumeFile.Read();
|
|
}
|
|
return resume;
|
|
}
|
|
|
|
int cRecording::Compare(const cListObject &ListObject) const
|
|
{
|
|
cRecording *r = (cRecording *)&ListObject;
|
|
if (Setup.RecSortingDirection == rsdAscending)
|
|
return strcmp(SortName(), r->SortName());
|
|
else
|
|
return strcmp(r->SortName(), SortName());
|
|
}
|
|
|
|
bool cRecording::IsInPath(const char *Path) const
|
|
{
|
|
if (isempty(Path))
|
|
return true;
|
|
int l = strlen(Path);
|
|
return strncmp(Path, name, l) == 0 && (name[l] == FOLDERDELIMCHAR);
|
|
}
|
|
|
|
cString cRecording::Folder(void) const
|
|
{
|
|
if (char *s = strrchr(name, FOLDERDELIMCHAR))
|
|
return cString(name, s);
|
|
return "";
|
|
}
|
|
|
|
cString cRecording::BaseName(void) const
|
|
{
|
|
return strgetlast(name, FOLDERDELIMCHAR);
|
|
}
|
|
|
|
const char *cRecording::FileName(void) const
|
|
{
|
|
if (!fileName) {
|
|
struct tm tm_r;
|
|
struct tm *t = localtime_r(&start, &tm_r);
|
|
const char *fmt = isPesRecording ? NAMEFORMATPES : NAMEFORMATTS;
|
|
int ch = isPesRecording ? priority : channel;
|
|
int ri = isPesRecording ? lifetime : instanceId;
|
|
char *Name = LimitNameLengths(strdup(name), DirectoryPathMax - strlen(cVideoDirectory::Name()) - 1 - 42, DirectoryNameMax); // 42 = length of an actual recording directory name (generated with DATAFORMATTS) plus some reserve
|
|
if (strcmp(Name, name) != 0)
|
|
dsyslog("recording file name '%s' truncated to '%s'", name, Name);
|
|
Name = ExchangeChars(Name, true);
|
|
fileName = strdup(cString::sprintf(fmt, cVideoDirectory::Name(), Name, t->tm_year + 1900, t->tm_mon + 1, t->tm_mday, t->tm_hour, t->tm_min, ch, ri));
|
|
free(Name);
|
|
}
|
|
return fileName;
|
|
}
|
|
|
|
const char *cRecording::Title(char Delimiter, bool NewIndicator, int Level) const
|
|
{
|
|
char New = NewIndicator && IsNew() ? '*' : ' ';
|
|
free(titleBuffer);
|
|
titleBuffer = NULL;
|
|
if (Level < 0 || Level == HierarchyLevels()) {
|
|
struct tm tm_r;
|
|
struct tm *t = localtime_r(&start, &tm_r);
|
|
char *s;
|
|
if (Level > 0 && (s = strrchr(name, FOLDERDELIMCHAR)) != NULL)
|
|
s++;
|
|
else
|
|
s = name;
|
|
cString Length("");
|
|
if (NewIndicator) {
|
|
int Minutes = max(0, (LengthInSeconds() + 30) / 60);
|
|
Length = cString::sprintf("%c%d:%02d",
|
|
Delimiter,
|
|
Minutes / 60,
|
|
Minutes % 60
|
|
);
|
|
}
|
|
titleBuffer = strdup(cString::sprintf("%02d.%02d.%02d%c%02d:%02d%s%c%c%s",
|
|
t->tm_mday,
|
|
t->tm_mon + 1,
|
|
t->tm_year % 100,
|
|
Delimiter,
|
|
t->tm_hour,
|
|
t->tm_min,
|
|
*Length,
|
|
New,
|
|
Delimiter,
|
|
s));
|
|
// let's not display a trailing FOLDERDELIMCHAR:
|
|
if (!NewIndicator)
|
|
stripspace(titleBuffer);
|
|
s = &titleBuffer[strlen(titleBuffer) - 1];
|
|
if (*s == FOLDERDELIMCHAR)
|
|
*s = 0;
|
|
}
|
|
else if (Level < HierarchyLevels()) {
|
|
const char *s = name;
|
|
const char *p = s;
|
|
while (*++s) {
|
|
if (*s == FOLDERDELIMCHAR) {
|
|
if (Level--)
|
|
p = s + 1;
|
|
else
|
|
break;
|
|
}
|
|
}
|
|
titleBuffer = MALLOC(char, s - p + 3);
|
|
*titleBuffer = Delimiter;
|
|
*(titleBuffer + 1) = Delimiter;
|
|
strn0cpy(titleBuffer + 2, p, s - p + 1);
|
|
}
|
|
else
|
|
return "";
|
|
return titleBuffer;
|
|
}
|
|
|
|
const char *cRecording::PrefixFileName(char Prefix)
|
|
{
|
|
cString p = cVideoDirectory::PrefixVideoFileName(FileName(), Prefix);
|
|
if (*p) {
|
|
free(fileName);
|
|
fileName = strdup(p);
|
|
return fileName;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
int cRecording::HierarchyLevels(void) const
|
|
{
|
|
const char *s = name;
|
|
int level = 0;
|
|
while (*++s) {
|
|
if (*s == FOLDERDELIMCHAR)
|
|
level++;
|
|
}
|
|
return level;
|
|
}
|
|
|
|
bool cRecording::IsEdited(void) const
|
|
{
|
|
const char *s = strgetlast(name, FOLDERDELIMCHAR);
|
|
return *s == '%';
|
|
}
|
|
|
|
bool cRecording::IsOnVideoDirectoryFileSystem(void) const
|
|
{
|
|
if (isOnVideoDirectoryFileSystem < 0)
|
|
isOnVideoDirectoryFileSystem = cVideoDirectory::IsOnVideoDirectoryFileSystem(FileName());
|
|
return isOnVideoDirectoryFileSystem;
|
|
}
|
|
|
|
bool cRecording::HasMarks(void) const
|
|
{
|
|
return access(cMarks::MarksFileName(this), F_OK) == 0;
|
|
}
|
|
|
|
bool cRecording::DeleteMarks(void)
|
|
{
|
|
return cMarks::DeleteMarksFile(this);
|
|
}
|
|
|
|
void cRecording::ReadInfo(void)
|
|
{
|
|
info->Read();
|
|
priority = info->priority;
|
|
lifetime = info->lifetime;
|
|
framesPerSecond = info->framesPerSecond;
|
|
}
|
|
|
|
bool cRecording::WriteInfo(const char *OtherFileName)
|
|
{
|
|
cString InfoFileName = cString::sprintf("%s%s", OtherFileName ? OtherFileName : FileName(), isPesRecording ? INFOFILESUFFIX ".vdr" : INFOFILESUFFIX);
|
|
cSafeFile f(InfoFileName);
|
|
if (f.Open()) {
|
|
info->Write(f);
|
|
f.Close();
|
|
}
|
|
else
|
|
LOG_ERROR_STR(*InfoFileName);
|
|
return true;
|
|
}
|
|
|
|
void cRecording::SetStartTime(time_t Start)
|
|
{
|
|
start = Start;
|
|
free(fileName);
|
|
fileName = NULL;
|
|
}
|
|
|
|
bool cRecording::ChangePriorityLifetime(int NewPriority, int NewLifetime)
|
|
{
|
|
if (NewPriority != Priority() || NewLifetime != Lifetime()) {
|
|
dsyslog("changing priority/lifetime of '%s' to %d/%d", Name(), NewPriority, NewLifetime);
|
|
if (IsPesRecording()) {
|
|
cString OldFileName = FileName();
|
|
priority = NewPriority;
|
|
lifetime = NewLifetime;
|
|
free(fileName);
|
|
fileName = NULL;
|
|
cString NewFileName = FileName();
|
|
if (!cVideoDirectory::RenameVideoFile(OldFileName, NewFileName))
|
|
return false;
|
|
info->SetFileName(NewFileName);
|
|
}
|
|
else {
|
|
priority = info->priority = NewPriority;
|
|
lifetime = info->lifetime = NewLifetime;
|
|
if (!WriteInfo())
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool cRecording::ChangeName(const char *NewName)
|
|
{
|
|
if (strcmp(NewName, Name())) {
|
|
dsyslog("changing name of '%s' to '%s'", Name(), NewName);
|
|
cString OldName = Name();
|
|
cString OldFileName = FileName();
|
|
free(fileName);
|
|
fileName = NULL;
|
|
free(name);
|
|
name = strdup(NewName);
|
|
cString NewFileName = FileName();
|
|
bool Exists = access(NewFileName, F_OK) == 0;
|
|
if (Exists)
|
|
esyslog("ERROR: recording '%s' already exists", NewName);
|
|
if (Exists || !(MakeDirs(NewFileName, true) && cVideoDirectory::MoveVideoFile(OldFileName, NewFileName))) {
|
|
free(name);
|
|
name = strdup(OldName);
|
|
free(fileName);
|
|
fileName = strdup(OldFileName);
|
|
return false;
|
|
}
|
|
isOnVideoDirectoryFileSystem = -1; // it might have been moved to a different file system
|
|
ClearSortName();
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool cRecording::Delete(void)
|
|
{
|
|
bool result = true;
|
|
char *NewName = strdup(FileName());
|
|
char *ext = strrchr(NewName, '.');
|
|
if (ext && strcmp(ext, RECEXT) == 0) {
|
|
strncpy(ext, DELEXT, strlen(ext));
|
|
if (access(NewName, F_OK) == 0) {
|
|
// the new name already exists, so let's remove that one first:
|
|
isyslog("removing recording '%s'", NewName);
|
|
cVideoDirectory::RemoveVideoFile(NewName);
|
|
}
|
|
isyslog("deleting recording '%s'", FileName());
|
|
if (access(FileName(), F_OK) == 0) {
|
|
result = cVideoDirectory::RenameVideoFile(FileName(), NewName);
|
|
cRecordingUserCommand::InvokeCommand(RUC_DELETERECORDING, NewName);
|
|
}
|
|
else {
|
|
isyslog("recording '%s' vanished", FileName());
|
|
result = true; // well, we were going to delete it, anyway
|
|
}
|
|
}
|
|
free(NewName);
|
|
return result;
|
|
}
|
|
|
|
bool cRecording::Remove(void)
|
|
{
|
|
// let's do a final safety check here:
|
|
if (!endswith(FileName(), DELEXT)) {
|
|
esyslog("attempt to remove recording %s", FileName());
|
|
return false;
|
|
}
|
|
isyslog("removing recording %s", FileName());
|
|
return cVideoDirectory::RemoveVideoFile(FileName());
|
|
}
|
|
|
|
bool cRecording::Undelete(void)
|
|
{
|
|
bool result = true;
|
|
char *NewName = strdup(FileName());
|
|
char *ext = strrchr(NewName, '.');
|
|
if (ext && strcmp(ext, DELEXT) == 0) {
|
|
strncpy(ext, RECEXT, strlen(ext));
|
|
if (access(NewName, F_OK) == 0) {
|
|
// the new name already exists, so let's not remove that one:
|
|
esyslog("ERROR: attempt to undelete '%s', while recording '%s' exists", FileName(), NewName);
|
|
result = false;
|
|
}
|
|
else {
|
|
isyslog("undeleting recording '%s'", FileName());
|
|
if (access(FileName(), F_OK) == 0)
|
|
result = cVideoDirectory::RenameVideoFile(FileName(), NewName);
|
|
else {
|
|
isyslog("deleted recording '%s' vanished", FileName());
|
|
result = false;
|
|
}
|
|
}
|
|
}
|
|
free(NewName);
|
|
return result;
|
|
}
|
|
|
|
int cRecording::IsInUse(void) const
|
|
{
|
|
int Use = ruNone;
|
|
if (cRecordControls::GetRecordControl(FileName()))
|
|
Use |= ruTimer;
|
|
if (cReplayControl::NowReplaying() && strcmp(cReplayControl::NowReplaying(), FileName()) == 0)
|
|
Use |= ruReplay;
|
|
Use |= RecordingsHandler.GetUsage(FileName());
|
|
return Use;
|
|
}
|
|
|
|
void cRecording::ResetResume(void) const
|
|
{
|
|
resume = RESUME_NOT_INITIALIZED;
|
|
}
|
|
|
|
int cRecording::NumFrames(void) const
|
|
{
|
|
if (numFrames < 0) {
|
|
int nf = cIndexFile::GetLength(FileName(), IsPesRecording());
|
|
if (time(NULL) - LastModifiedTime(cIndexFile::IndexFileName(FileName(), IsPesRecording())) < MININDEXAGE)
|
|
return nf; // check again later for ongoing recordings
|
|
numFrames = nf;
|
|
}
|
|
return numFrames;
|
|
}
|
|
|
|
int cRecording::LengthInSeconds(void) const
|
|
{
|
|
int nf = NumFrames();
|
|
if (nf >= 0)
|
|
return int(nf / FramesPerSecond());
|
|
return -1;
|
|
}
|
|
|
|
int cRecording::FileSizeMB(void) const
|
|
{
|
|
if (fileSizeMB < 0) {
|
|
int fs = DirSizeMB(FileName());
|
|
if (time(NULL) - LastModifiedTime(cIndexFile::IndexFileName(FileName(), IsPesRecording())) < MININDEXAGE)
|
|
return fs; // check again later for ongoing recordings
|
|
fileSizeMB = fs;
|
|
}
|
|
return fileSizeMB;
|
|
}
|
|
|
|
// --- cVideoDirectoryScannerThread ------------------------------------------
|
|
|
|
class cVideoDirectoryScannerThread : public cThread {
|
|
private:
|
|
cRecordings *recordings;
|
|
cRecordings *deletedRecordings;
|
|
int count;
|
|
bool initial;
|
|
void ScanVideoDir(const char *DirName, int LinkLevel = 0, int DirLevel = 0);
|
|
protected:
|
|
virtual void Action(void);
|
|
public:
|
|
cVideoDirectoryScannerThread(cRecordings *Recordings, cRecordings *DeletedRecordings);
|
|
~cVideoDirectoryScannerThread();
|
|
};
|
|
|
|
cVideoDirectoryScannerThread::cVideoDirectoryScannerThread(cRecordings *Recordings, cRecordings *DeletedRecordings)
|
|
:cThread("video directory scanner", true)
|
|
{
|
|
recordings = Recordings;
|
|
deletedRecordings = DeletedRecordings;
|
|
count = 0;
|
|
initial = true;
|
|
}
|
|
|
|
cVideoDirectoryScannerThread::~cVideoDirectoryScannerThread()
|
|
{
|
|
Cancel(3);
|
|
}
|
|
|
|
void cVideoDirectoryScannerThread::Action(void)
|
|
{
|
|
cStateKey StateKey;
|
|
recordings->Lock(StateKey);
|
|
count = recordings->Count();
|
|
initial = count == 0; // no name checking if the list is initially empty
|
|
StateKey.Remove();
|
|
deletedRecordings->Lock(StateKey, true);
|
|
deletedRecordings->Clear();
|
|
StateKey.Remove();
|
|
ScanVideoDir(cVideoDirectory::Name());
|
|
}
|
|
|
|
void cVideoDirectoryScannerThread::ScanVideoDir(const char *DirName, int LinkLevel, int DirLevel)
|
|
{
|
|
// Find any new recordings:
|
|
cReadDir d(DirName);
|
|
struct dirent *e;
|
|
while (Running() && (e = d.Next()) != NULL) {
|
|
if (cIoThrottle::Engaged())
|
|
cCondWait::SleepMs(100);
|
|
cString buffer = AddDirectory(DirName, e->d_name);
|
|
struct stat st;
|
|
if (lstat(buffer, &st) == 0) {
|
|
int Link = 0;
|
|
if (S_ISLNK(st.st_mode)) {
|
|
if (LinkLevel > MAX_LINK_LEVEL) {
|
|
isyslog("max link level exceeded - not scanning %s", *buffer);
|
|
continue;
|
|
}
|
|
Link = 1;
|
|
if (stat(buffer, &st) != 0)
|
|
continue;
|
|
}
|
|
if (S_ISDIR(st.st_mode)) {
|
|
cRecordings *Recordings = NULL;
|
|
if (endswith(buffer, RECEXT))
|
|
Recordings = recordings;
|
|
else if (endswith(buffer, DELEXT))
|
|
Recordings = deletedRecordings;
|
|
if (Recordings) {
|
|
cStateKey StateKey;
|
|
Recordings->Lock(StateKey, true);
|
|
if (initial && count != recordings->Count()) {
|
|
dsyslog("activated name checking for initial read of video directory");
|
|
initial = false;
|
|
}
|
|
if (Recordings == deletedRecordings || initial || !Recordings->GetByName(buffer)) {
|
|
cRecording *r = new cRecording(buffer);
|
|
if (r->Name()) {
|
|
r->NumFrames(); // initializes the numFrames member
|
|
r->FileSizeMB(); // initializes the fileSizeMB member
|
|
r->IsOnVideoDirectoryFileSystem(); // initializes the isOnVideoDirectoryFileSystem member
|
|
if (Recordings == deletedRecordings)
|
|
r->SetDeleted();
|
|
Recordings->Add(r);
|
|
count = recordings->Count();
|
|
}
|
|
else
|
|
delete r;
|
|
}
|
|
StateKey.Remove();
|
|
}
|
|
else
|
|
ScanVideoDir(buffer, LinkLevel + Link, DirLevel + 1);
|
|
}
|
|
}
|
|
}
|
|
// Handle any vanished recordings:
|
|
if (!initial && DirLevel == 0) {
|
|
cStateKey StateKey;
|
|
recordings->Lock(StateKey, true);
|
|
for (cRecording *Recording = recordings->First(); Recording; ) {
|
|
cRecording *r = Recording;
|
|
Recording = recordings->Next(Recording);
|
|
if (access(r->FileName(), F_OK) != 0)
|
|
recordings->Del(r);
|
|
}
|
|
StateKey.Remove();
|
|
}
|
|
}
|
|
|
|
// --- cRecordings -----------------------------------------------------------
|
|
|
|
cRecordings cRecordings::recordings;
|
|
cRecordings cRecordings::deletedRecordings(true);
|
|
int cRecordings::lastRecordingId = 0;
|
|
char *cRecordings::updateFileName = NULL;
|
|
cVideoDirectoryScannerThread *cRecordings::videoDirectoryScannerThread = NULL;
|
|
time_t cRecordings::lastUpdate = 0;
|
|
|
|
cRecordings::cRecordings(bool Deleted)
|
|
:cList<cRecording>(Deleted ? "4 DelRecs" : "3 Recordings")
|
|
{
|
|
}
|
|
|
|
cRecordings::~cRecordings()
|
|
{
|
|
// The first one to be destructed deletes it:
|
|
delete videoDirectoryScannerThread;
|
|
videoDirectoryScannerThread = NULL;
|
|
}
|
|
|
|
const char *cRecordings::UpdateFileName(void)
|
|
{
|
|
if (!updateFileName)
|
|
updateFileName = strdup(AddDirectory(cVideoDirectory::Name(), ".update"));
|
|
return updateFileName;
|
|
}
|
|
|
|
void cRecordings::TouchUpdate(void)
|
|
{
|
|
bool needsUpdate = NeedsUpdate();
|
|
TouchFile(UpdateFileName());
|
|
if (!needsUpdate)
|
|
lastUpdate = time(NULL); // make sure we don't trigger ourselves
|
|
}
|
|
|
|
bool cRecordings::NeedsUpdate(void)
|
|
{
|
|
time_t lastModified = LastModifiedTime(UpdateFileName());
|
|
if (lastModified > time(NULL))
|
|
return false; // somebody's clock isn't running correctly
|
|
return lastUpdate < lastModified;
|
|
}
|
|
|
|
void cRecordings::Update(bool Wait)
|
|
{
|
|
if (!videoDirectoryScannerThread)
|
|
videoDirectoryScannerThread = new cVideoDirectoryScannerThread(&recordings, &deletedRecordings);
|
|
lastUpdate = time(NULL); // doing this first to make sure we don't miss anything
|
|
videoDirectoryScannerThread->Start();
|
|
if (Wait) {
|
|
while (videoDirectoryScannerThread->Active())
|
|
cCondWait::SleepMs(100);
|
|
}
|
|
}
|
|
|
|
const cRecording *cRecordings::GetById(int Id) const
|
|
{
|
|
for (const cRecording *Recording = First(); Recording; Recording = Next(Recording)) {
|
|
if (Recording->Id() == Id)
|
|
return Recording;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
const cRecording *cRecordings::GetByName(const char *FileName) const
|
|
{
|
|
if (FileName) {
|
|
for (const cRecording *Recording = First(); Recording; Recording = Next(Recording)) {
|
|
if (strcmp(Recording->FileName(), FileName) == 0)
|
|
return Recording;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
void cRecordings::Add(cRecording *Recording)
|
|
{
|
|
Recording->SetId(++lastRecordingId);
|
|
cList<cRecording>::Add(Recording);
|
|
}
|
|
|
|
void cRecordings::AddByName(const char *FileName, bool TriggerUpdate)
|
|
{
|
|
if (!GetByName(FileName)) {
|
|
Add(new cRecording(FileName));
|
|
if (TriggerUpdate)
|
|
TouchUpdate();
|
|
}
|
|
}
|
|
|
|
void cRecordings::DelByName(const char *FileName)
|
|
{
|
|
cRecording *Recording = GetByName(FileName);
|
|
cRecording *dummy = NULL;
|
|
if (!Recording)
|
|
Recording = dummy = new cRecording(FileName); // allows us to use a FileName that is not in the Recordings list
|
|
LOCK_DELETEDRECORDINGS_WRITE;
|
|
if (!dummy)
|
|
Del(Recording, false);
|
|
char *ext = strrchr(Recording->fileName, '.');
|
|
if (ext) {
|
|
strncpy(ext, DELEXT, strlen(ext));
|
|
if (access(Recording->FileName(), F_OK) == 0) {
|
|
Recording->SetDeleted();
|
|
DeletedRecordings->Add(Recording);
|
|
Recording = NULL; // to prevent it from being deleted below
|
|
}
|
|
}
|
|
delete Recording;
|
|
TouchUpdate();
|
|
}
|
|
|
|
void cRecordings::UpdateByName(const char *FileName)
|
|
{
|
|
if (cRecording *Recording = GetByName(FileName))
|
|
Recording->ReadInfo();
|
|
}
|
|
|
|
int cRecordings::TotalFileSizeMB(void) const
|
|
{
|
|
int size = 0;
|
|
for (const cRecording *Recording = First(); Recording; Recording = Next(Recording)) {
|
|
int FileSizeMB = Recording->FileSizeMB();
|
|
if (FileSizeMB > 0 && Recording->IsOnVideoDirectoryFileSystem())
|
|
size += FileSizeMB;
|
|
}
|
|
return size;
|
|
}
|
|
|
|
double cRecordings::MBperMinute(void) const
|
|
{
|
|
int size = 0;
|
|
int length = 0;
|
|
for (const cRecording *Recording = First(); Recording; Recording = Next(Recording)) {
|
|
if (Recording->IsOnVideoDirectoryFileSystem()) {
|
|
int FileSizeMB = Recording->FileSizeMB();
|
|
if (FileSizeMB > 0) {
|
|
int LengthInSeconds = Recording->LengthInSeconds();
|
|
if (LengthInSeconds > 0) {
|
|
if (LengthInSeconds / FileSizeMB < LIMIT_SECS_PER_MB_RADIO) { // don't count radio recordings
|
|
size += FileSizeMB;
|
|
length += LengthInSeconds;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return (size && length) ? double(size) * 60 / length : -1;
|
|
}
|
|
|
|
int cRecordings::PathIsInUse(const char *Path) const
|
|
{
|
|
int Use = ruNone;
|
|
for (const cRecording *Recording = First(); Recording; Recording = Next(Recording)) {
|
|
if (Recording->IsInPath(Path))
|
|
Use |= Recording->IsInUse();
|
|
}
|
|
return Use;
|
|
}
|
|
|
|
int cRecordings::GetNumRecordingsInPath(const char *Path) const
|
|
{
|
|
int n = 0;
|
|
for (const cRecording *Recording = First(); Recording; Recording = Next(Recording)) {
|
|
if (Recording->IsInPath(Path))
|
|
n++;
|
|
}
|
|
return n;
|
|
}
|
|
|
|
bool cRecordings::MoveRecordings(const char *OldPath, const char *NewPath)
|
|
{
|
|
if (OldPath && NewPath && strcmp(OldPath, NewPath)) {
|
|
dsyslog("moving '%s' to '%s'", OldPath, NewPath);
|
|
bool Moved = false;
|
|
for (cRecording *Recording = First(); Recording; Recording = Next(Recording)) {
|
|
if (Recording->IsInPath(OldPath)) {
|
|
const char *p = Recording->Name() + strlen(OldPath);
|
|
cString NewName = cString::sprintf("%s%s", NewPath, p);
|
|
if (!Recording->ChangeName(NewName))
|
|
return false;
|
|
Moved = true;
|
|
}
|
|
}
|
|
if (Moved)
|
|
TouchUpdate();
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void cRecordings::ResetResume(const char *ResumeFileName)
|
|
{
|
|
for (cRecording *Recording = First(); Recording; Recording = Next(Recording)) {
|
|
if (!ResumeFileName || strncmp(ResumeFileName, Recording->FileName(), strlen(Recording->FileName())) == 0)
|
|
Recording->ResetResume();
|
|
}
|
|
}
|
|
|
|
void cRecordings::ClearSortNames(void)
|
|
{
|
|
for (cRecording *Recording = First(); Recording; Recording = Next(Recording))
|
|
Recording->ClearSortName();
|
|
}
|
|
|
|
// --- cDirCopier ------------------------------------------------------------
|
|
|
|
class cDirCopier : public cThread {
|
|
private:
|
|
cString dirNameSrc;
|
|
cString dirNameDst;
|
|
bool error;
|
|
bool suspensionLogged;
|
|
bool Throttled(void);
|
|
virtual void Action(void);
|
|
public:
|
|
cDirCopier(const char *DirNameSrc, const char *DirNameDst);
|
|
virtual ~cDirCopier();
|
|
bool Error(void) { return error; }
|
|
};
|
|
|
|
cDirCopier::cDirCopier(const char *DirNameSrc, const char *DirNameDst)
|
|
:cThread("file copier", true)
|
|
{
|
|
dirNameSrc = DirNameSrc;
|
|
dirNameDst = DirNameDst;
|
|
error = true; // prepare for the worst!
|
|
suspensionLogged = false;
|
|
}
|
|
|
|
cDirCopier::~cDirCopier()
|
|
{
|
|
Cancel(3);
|
|
}
|
|
|
|
bool cDirCopier::Throttled(void)
|
|
{
|
|
if (cIoThrottle::Engaged()) {
|
|
if (!suspensionLogged) {
|
|
dsyslog("suspending copy thread");
|
|
suspensionLogged = true;
|
|
}
|
|
return true;
|
|
}
|
|
else if (suspensionLogged) {
|
|
dsyslog("resuming copy thread");
|
|
suspensionLogged = false;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void cDirCopier::Action(void)
|
|
{
|
|
if (DirectoryOk(dirNameDst, true)) {
|
|
cReadDir d(dirNameSrc);
|
|
if (d.Ok()) {
|
|
dsyslog("copying directory '%s' to '%s'", *dirNameSrc, *dirNameDst);
|
|
dirent *e = NULL;
|
|
cString FileNameSrc;
|
|
cString FileNameDst;
|
|
int From = -1;
|
|
int To = -1;
|
|
size_t BufferSize = BUFSIZ;
|
|
uchar *Buffer = NULL;
|
|
while (Running()) {
|
|
// Suspend copying if we have severe throughput problems:
|
|
if (Throttled()) {
|
|
cCondWait::SleepMs(100);
|
|
continue;
|
|
}
|
|
// Copy all files in the source directory to the destination directory:
|
|
if (e) {
|
|
// We're currently copying a file:
|
|
if (!Buffer) {
|
|
esyslog("ERROR: no buffer");
|
|
break;
|
|
}
|
|
size_t Read = safe_read(From, Buffer, BufferSize);
|
|
if (Read > 0) {
|
|
size_t Written = safe_write(To, Buffer, Read);
|
|
if (Written != Read) {
|
|
esyslog("ERROR: can't write to destination file '%s': %m", *FileNameDst);
|
|
break;
|
|
}
|
|
}
|
|
else if (Read == 0) { // EOF on From
|
|
e = NULL; // triggers switch to next entry
|
|
if (fsync(To) < 0) {
|
|
esyslog("ERROR: can't sync destination file '%s': %m", *FileNameDst);
|
|
break;
|
|
}
|
|
if (close(From) < 0) {
|
|
esyslog("ERROR: can't close source file '%s': %m", *FileNameSrc);
|
|
break;
|
|
}
|
|
if (close(To) < 0) {
|
|
esyslog("ERROR: can't close destination file '%s': %m", *FileNameDst);
|
|
break;
|
|
}
|
|
// Plausibility check:
|
|
off_t FileSizeSrc = FileSize(FileNameSrc);
|
|
off_t FileSizeDst = FileSize(FileNameDst);
|
|
if (FileSizeSrc != FileSizeDst) {
|
|
esyslog("ERROR: file size discrepancy: %" PRId64 " != %" PRId64, FileSizeSrc, FileSizeDst);
|
|
break;
|
|
}
|
|
}
|
|
else {
|
|
esyslog("ERROR: can't read from source file '%s': %m", *FileNameSrc);
|
|
break;
|
|
}
|
|
}
|
|
else if ((e = d.Next()) != NULL) {
|
|
// We're switching to the next directory entry:
|
|
FileNameSrc = AddDirectory(dirNameSrc, e->d_name);
|
|
FileNameDst = AddDirectory(dirNameDst, e->d_name);
|
|
struct stat st;
|
|
if (stat(FileNameSrc, &st) < 0) {
|
|
esyslog("ERROR: can't access source file '%s': %m", *FileNameSrc);
|
|
break;
|
|
}
|
|
if (!(S_ISREG(st.st_mode) || S_ISLNK(st.st_mode))) {
|
|
esyslog("ERROR: source file '%s' is neither a regular file nor a symbolic link", *FileNameSrc);
|
|
break;
|
|
}
|
|
dsyslog("copying file '%s' to '%s'", *FileNameSrc, *FileNameDst);
|
|
if (!Buffer) {
|
|
BufferSize = max(size_t(st.st_blksize * 10), size_t(BUFSIZ));
|
|
Buffer = MALLOC(uchar, BufferSize);
|
|
if (!Buffer) {
|
|
esyslog("ERROR: out of memory");
|
|
break;
|
|
}
|
|
}
|
|
if (access(FileNameDst, F_OK) == 0) {
|
|
esyslog("ERROR: destination file '%s' already exists", *FileNameDst);
|
|
break;
|
|
}
|
|
if ((From = open(FileNameSrc, O_RDONLY)) < 0) {
|
|
esyslog("ERROR: can't open source file '%s': %m", *FileNameSrc);
|
|
break;
|
|
}
|
|
if ((To = open(FileNameDst, O_WRONLY | O_CREAT | O_EXCL, DEFFILEMODE)) < 0) {
|
|
esyslog("ERROR: can't open destination file '%s': %m", *FileNameDst);
|
|
close(From);
|
|
break;
|
|
}
|
|
}
|
|
else {
|
|
// We're done:
|
|
free(Buffer);
|
|
dsyslog("done copying directory '%s' to '%s'", *dirNameSrc, *dirNameDst);
|
|
error = false;
|
|
return;
|
|
}
|
|
}
|
|
free(Buffer);
|
|
close(From); // just to be absolutely sure
|
|
close(To);
|
|
isyslog("copying directory '%s' to '%s' ended prematurely", *dirNameSrc, *dirNameDst);
|
|
}
|
|
else
|
|
esyslog("ERROR: can't open '%s'", *dirNameSrc);
|
|
}
|
|
else
|
|
esyslog("ERROR: can't access '%s'", *dirNameDst);
|
|
}
|
|
|
|
// --- cRecordingsHandlerEntry -----------------------------------------------
|
|
|
|
class cRecordingsHandlerEntry : public cListObject {
|
|
private:
|
|
int usage;
|
|
cString fileNameSrc;
|
|
cString fileNameDst;
|
|
cCutter *cutter;
|
|
cDirCopier *copier;
|
|
bool error;
|
|
void ClearPending(void) { usage &= ~ruPending; }
|
|
public:
|
|
cRecordingsHandlerEntry(int Usage, const char *FileNameSrc, const char *FileNameDst);
|
|
~cRecordingsHandlerEntry();
|
|
int Usage(const char *FileName = NULL) const;
|
|
bool Error(void) const { return error; }
|
|
void SetCanceled(void) { usage |= ruCanceled; }
|
|
const char *FileNameSrc(void) const { return fileNameSrc; }
|
|
const char *FileNameDst(void) const { return fileNameDst; }
|
|
bool Active(cRecordings *Recordings);
|
|
void Cleanup(cRecordings *Recordings);
|
|
};
|
|
|
|
cRecordingsHandlerEntry::cRecordingsHandlerEntry(int Usage, const char *FileNameSrc, const char *FileNameDst)
|
|
{
|
|
usage = Usage;
|
|
fileNameSrc = FileNameSrc;
|
|
fileNameDst = FileNameDst;
|
|
cutter = NULL;
|
|
copier = NULL;
|
|
error = false;
|
|
}
|
|
|
|
cRecordingsHandlerEntry::~cRecordingsHandlerEntry()
|
|
{
|
|
delete cutter;
|
|
delete copier;
|
|
}
|
|
|
|
int cRecordingsHandlerEntry::Usage(const char *FileName) const
|
|
{
|
|
int u = usage;
|
|
if (FileName && *FileName) {
|
|
if (strcmp(FileName, fileNameSrc) == 0)
|
|
u |= ruSrc;
|
|
else if (strcmp(FileName, fileNameDst) == 0)
|
|
u |= ruDst;
|
|
}
|
|
return u;
|
|
}
|
|
|
|
bool cRecordingsHandlerEntry::Active(cRecordings *Recordings)
|
|
{
|
|
if ((usage & ruCanceled) != 0)
|
|
return false;
|
|
// First test whether there is an ongoing operation:
|
|
if (cutter) {
|
|
if (cutter->Active())
|
|
return true;
|
|
error = cutter->Error();
|
|
delete cutter;
|
|
cutter = NULL;
|
|
}
|
|
else if (copier) {
|
|
if (copier->Active())
|
|
return true;
|
|
error = copier->Error();
|
|
delete copier;
|
|
copier = NULL;
|
|
}
|
|
// Now check if there is something to start:
|
|
if ((Usage() & ruPending) != 0) {
|
|
if ((Usage() & ruCut) != 0) {
|
|
cutter = new cCutter(FileNameSrc());
|
|
cutter->Start();
|
|
Recordings->AddByName(FileNameDst(), false);
|
|
}
|
|
else if ((Usage() & (ruMove | ruCopy)) != 0) {
|
|
copier = new cDirCopier(FileNameSrc(), FileNameDst());
|
|
copier->Start();
|
|
}
|
|
ClearPending();
|
|
Recordings->SetModified(); // to trigger a state change
|
|
return true;
|
|
}
|
|
// We're done:
|
|
if (!error && (usage & ruMove) != 0) {
|
|
cRecording Recording(FileNameSrc());
|
|
if (Recording.Delete())
|
|
Recordings->DelByName(Recording.FileName());
|
|
}
|
|
Recordings->SetModified(); // to trigger a state change
|
|
Recordings->TouchUpdate();
|
|
return false;
|
|
}
|
|
|
|
void cRecordingsHandlerEntry::Cleanup(cRecordings *Recordings)
|
|
{
|
|
if ((usage & ruCut)) { // this was a cut operation...
|
|
if (cutter) { // ...which had not yet ended
|
|
delete cutter;
|
|
cutter = NULL;
|
|
cVideoDirectory::RemoveVideoFile(fileNameDst);
|
|
Recordings->DelByName(fileNameDst);
|
|
}
|
|
}
|
|
if ((usage & (ruMove | ruCopy)) // this was a move/copy operation...
|
|
&& ((usage & ruPending) // ...which had not yet started...
|
|
|| copier // ...or not yet finished...
|
|
|| error)) { // ...or finished with error
|
|
if (copier) {
|
|
delete copier;
|
|
copier = NULL;
|
|
}
|
|
cVideoDirectory::RemoveVideoFile(fileNameDst);
|
|
if ((usage & ruMove) != 0)
|
|
Recordings->AddByName(fileNameSrc);
|
|
Recordings->DelByName(fileNameDst);
|
|
}
|
|
}
|
|
|
|
// --- cRecordingsHandler ----------------------------------------------------
|
|
|
|
cRecordingsHandler RecordingsHandler;
|
|
|
|
cRecordingsHandler::cRecordingsHandler(void)
|
|
:cThread("recordings handler")
|
|
{
|
|
finished = true;
|
|
error = false;
|
|
}
|
|
|
|
cRecordingsHandler::~cRecordingsHandler()
|
|
{
|
|
Cancel(3);
|
|
}
|
|
|
|
void cRecordingsHandler::Action(void)
|
|
{
|
|
while (Running()) {
|
|
bool Sleep = false;
|
|
{
|
|
LOCK_RECORDINGS_WRITE;
|
|
Recordings->SetExplicitModify();
|
|
cMutexLock MutexLock(&mutex);
|
|
if (cRecordingsHandlerEntry *r = operations.First()) {
|
|
if (!r->Active(Recordings)) {
|
|
error |= r->Error();
|
|
r->Cleanup(Recordings);
|
|
operations.Del(r);
|
|
}
|
|
else
|
|
Sleep = true;
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
if (Sleep)
|
|
cCondWait::SleepMs(100);
|
|
}
|
|
}
|
|
|
|
cRecordingsHandlerEntry *cRecordingsHandler::Get(const char *FileName)
|
|
{
|
|
if (FileName && *FileName) {
|
|
for (cRecordingsHandlerEntry *r = operations.First(); r; r = operations.Next(r)) {
|
|
if ((r->Usage() & ruCanceled) != 0)
|
|
continue;
|
|
if (strcmp(FileName, r->FileNameSrc()) == 0 || strcmp(FileName, r->FileNameDst()) == 0)
|
|
return r;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
bool cRecordingsHandler::Add(int Usage, const char *FileNameSrc, const char *FileNameDst)
|
|
{
|
|
dsyslog("recordings handler add %d '%s' '%s'", Usage, FileNameSrc, FileNameDst);
|
|
cMutexLock MutexLock(&mutex);
|
|
if (Usage == ruCut || Usage == ruMove || Usage == ruCopy) {
|
|
if (FileNameSrc && *FileNameSrc) {
|
|
if (Usage == ruCut || FileNameDst && *FileNameDst) {
|
|
cString fnd;
|
|
if (Usage == ruCut && !FileNameDst)
|
|
FileNameDst = fnd = cCutter::EditedFileName(FileNameSrc);
|
|
if (!Get(FileNameSrc) && !Get(FileNameDst)) {
|
|
Usage |= ruPending;
|
|
operations.Add(new cRecordingsHandlerEntry(Usage, FileNameSrc, FileNameDst));
|
|
finished = false;
|
|
Start();
|
|
return true;
|
|
}
|
|
else
|
|
esyslog("ERROR: file name already present in recordings handler add %d '%s' '%s'", Usage, FileNameSrc, FileNameDst);
|
|
}
|
|
else
|
|
esyslog("ERROR: missing dst file name in recordings handler add %d '%s' '%s'", Usage, FileNameSrc, FileNameDst);
|
|
}
|
|
else
|
|
esyslog("ERROR: missing src file name in recordings handler add %d '%s' '%s'", Usage, FileNameSrc, FileNameDst);
|
|
}
|
|
else
|
|
esyslog("ERROR: invalid usage in recordings handler add %d '%s' '%s'", Usage, FileNameSrc, FileNameDst);
|
|
return false;
|
|
}
|
|
|
|
void cRecordingsHandler::Del(const char *FileName)
|
|
{
|
|
cMutexLock MutexLock(&mutex);
|
|
if (cRecordingsHandlerEntry *r = Get(FileName))
|
|
r->SetCanceled();
|
|
}
|
|
|
|
void cRecordingsHandler::DelAll(void)
|
|
{
|
|
cMutexLock MutexLock(&mutex);
|
|
for (cRecordingsHandlerEntry *r = operations.First(); r; r = operations.Next(r))
|
|
r->SetCanceled();
|
|
}
|
|
|
|
int cRecordingsHandler::GetUsage(const char *FileName)
|
|
{
|
|
cMutexLock MutexLock(&mutex);
|
|
if (cRecordingsHandlerEntry *r = Get(FileName))
|
|
return r->Usage(FileName);
|
|
return ruNone;
|
|
}
|
|
|
|
bool cRecordingsHandler::Finished(bool &Error)
|
|
{
|
|
cMutexLock MutexLock(&mutex);
|
|
if (!finished && operations.Count() == 0) {
|
|
finished = true;
|
|
Error = error;
|
|
error = false;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// --- cMark -----------------------------------------------------------------
|
|
|
|
double MarkFramesPerSecond = DEFAULTFRAMESPERSECOND;
|
|
cMutex MutexMarkFramesPerSecond;
|
|
|
|
cMark::cMark(int Position, const char *Comment, double FramesPerSecond)
|
|
{
|
|
position = Position;
|
|
comment = Comment;
|
|
framesPerSecond = FramesPerSecond;
|
|
}
|
|
|
|
cMark::~cMark()
|
|
{
|
|
}
|
|
|
|
cString cMark::ToText(void)
|
|
{
|
|
return cString::sprintf("%s%s%s", *IndexToHMSF(position, true, framesPerSecond), Comment() ? " " : "", Comment() ? Comment() : "");
|
|
}
|
|
|
|
bool cMark::Parse(const char *s)
|
|
{
|
|
comment = NULL;
|
|
framesPerSecond = MarkFramesPerSecond;
|
|
position = HMSFToIndex(s, framesPerSecond);
|
|
const char *p = strchr(s, ' ');
|
|
if (p) {
|
|
p = skipspace(p);
|
|
if (*p)
|
|
comment = strdup(p);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool cMark::Save(FILE *f)
|
|
{
|
|
return fprintf(f, "%s\n", *ToText()) > 0;
|
|
}
|
|
|
|
// --- cMarks ----------------------------------------------------------------
|
|
|
|
cString cMarks::MarksFileName(const cRecording *Recording)
|
|
{
|
|
return AddDirectory(Recording->FileName(), Recording->IsPesRecording() ? MARKSFILESUFFIX ".vdr" : MARKSFILESUFFIX);
|
|
}
|
|
|
|
bool cMarks::DeleteMarksFile(const cRecording *Recording)
|
|
{
|
|
if (remove(cMarks::MarksFileName(Recording)) < 0) {
|
|
if (errno != ENOENT) {
|
|
LOG_ERROR_STR(Recording->FileName());
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool cMarks::Load(const char *RecordingFileName, double FramesPerSecond, bool IsPesRecording)
|
|
{
|
|
recordingFileName = RecordingFileName;
|
|
fileName = AddDirectory(RecordingFileName, IsPesRecording ? MARKSFILESUFFIX ".vdr" : MARKSFILESUFFIX);
|
|
framesPerSecond = FramesPerSecond;
|
|
isPesRecording = IsPesRecording;
|
|
nextUpdate = 0;
|
|
lastFileTime = -1; // the first call to Load() must take place!
|
|
lastChange = 0;
|
|
return Update();
|
|
}
|
|
|
|
bool cMarks::Update(void)
|
|
{
|
|
time_t t = time(NULL);
|
|
if (t > nextUpdate && *fileName) {
|
|
time_t LastModified = LastModifiedTime(fileName);
|
|
if (LastModified != lastFileTime) // change detected, or first run
|
|
lastChange = LastModified > 0 ? LastModified : t;
|
|
int d = t - lastChange;
|
|
if (d < 60)
|
|
d = 1; // check frequently if the file has just been modified
|
|
else if (d < 3600)
|
|
d = 10; // older files are checked less frequently
|
|
else
|
|
d /= 360; // phase out checking for very old files
|
|
nextUpdate = t + d;
|
|
if (LastModified != lastFileTime) { // change detected, or first run
|
|
lastFileTime = LastModified;
|
|
if (lastFileTime == t)
|
|
lastFileTime--; // make sure we don't miss updates in the remaining second
|
|
cMutexLock MutexLock(&MutexMarkFramesPerSecond);
|
|
MarkFramesPerSecond = framesPerSecond;
|
|
if (cConfig<cMark>::Load(fileName)) {
|
|
Align();
|
|
Sort();
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool cMarks::Save(void)
|
|
{
|
|
if (cConfig<cMark>::Save()) {
|
|
lastFileTime = LastModifiedTime(fileName);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void cMarks::Align(void)
|
|
{
|
|
cIndexFile IndexFile(recordingFileName, false, isPesRecording);
|
|
for (cMark *m = First(); m; m = Next(m)) {
|
|
int p = IndexFile.GetClosestIFrame(m->Position());
|
|
if (m->Position() - p) {
|
|
//isyslog("aligned editing mark %s to %s (off by %d frame%s)", *IndexToHMSF(m->Position(), true, framesPerSecond), *IndexToHMSF(p, true, framesPerSecond), m->Position() - p, abs(m->Position() - p) > 1 ? "s" : "");
|
|
m->SetPosition(p);
|
|
}
|
|
}
|
|
}
|
|
|
|
void cMarks::Sort(void)
|
|
{
|
|
for (cMark *m1 = First(); m1; m1 = Next(m1)) {
|
|
for (cMark *m2 = Next(m1); m2; m2 = Next(m2)) {
|
|
if (m2->Position() < m1->Position()) {
|
|
swap(m1->position, m2->position);
|
|
swap(m1->comment, m2->comment);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void cMarks::Add(int Position)
|
|
{
|
|
cConfig<cMark>::Add(new cMark(Position, NULL, framesPerSecond));
|
|
Sort();
|
|
}
|
|
|
|
const cMark *cMarks::Get(int Position) const
|
|
{
|
|
for (const cMark *mi = First(); mi; mi = Next(mi)) {
|
|
if (mi->Position() == Position)
|
|
return mi;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
const cMark *cMarks::GetPrev(int Position) const
|
|
{
|
|
for (const cMark *mi = Last(); mi; mi = Prev(mi)) {
|
|
if (mi->Position() < Position)
|
|
return mi;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
const cMark *cMarks::GetNext(int Position) const
|
|
{
|
|
for (const cMark *mi = First(); mi; mi = Next(mi)) {
|
|
if (mi->Position() > Position)
|
|
return mi;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
const cMark *cMarks::GetNextBegin(const cMark *EndMark) const
|
|
{
|
|
const cMark *BeginMark = EndMark ? Next(EndMark) : First();
|
|
if (BeginMark && EndMark && BeginMark->Position() == EndMark->Position()) {
|
|
while (const cMark *NextMark = Next(BeginMark)) {
|
|
if (BeginMark->Position() == NextMark->Position()) { // skip Begin/End at the same position
|
|
if (!(BeginMark = Next(NextMark)))
|
|
break;
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
}
|
|
return BeginMark;
|
|
}
|
|
|
|
const cMark *cMarks::GetNextEnd(const cMark *BeginMark) const
|
|
{
|
|
if (!BeginMark)
|
|
return NULL;
|
|
const cMark *EndMark = Next(BeginMark);
|
|
if (EndMark && BeginMark && BeginMark->Position() == EndMark->Position()) {
|
|
while (const cMark *NextMark = Next(EndMark)) {
|
|
if (EndMark->Position() == NextMark->Position()) { // skip End/Begin at the same position
|
|
if (!(EndMark = Next(NextMark)))
|
|
break;
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
}
|
|
return EndMark;
|
|
}
|
|
|
|
int cMarks::GetNumSequences(void) const
|
|
{
|
|
int NumSequences = 0;
|
|
if (const cMark *BeginMark = GetNextBegin()) {
|
|
while (const cMark *EndMark = GetNextEnd(BeginMark)) {
|
|
NumSequences++;
|
|
BeginMark = GetNextBegin(EndMark);
|
|
}
|
|
if (BeginMark) {
|
|
NumSequences++; // the last sequence had no actual "end" mark
|
|
if (NumSequences == 1 && BeginMark->Position() == 0)
|
|
NumSequences = 0; // there is only one actual "begin" mark at offset zero, and no actual "end" mark
|
|
}
|
|
}
|
|
return NumSequences;
|
|
}
|
|
|
|
// --- cRecordingUserCommand -------------------------------------------------
|
|
|
|
const char *cRecordingUserCommand::command = NULL;
|
|
|
|
void cRecordingUserCommand::InvokeCommand(const char *State, const char *RecordingFileName, const char *SourceFileName)
|
|
{
|
|
if (command) {
|
|
cString cmd;
|
|
if (SourceFileName)
|
|
cmd = cString::sprintf("%s %s \"%s\" \"%s\"", command, State, *strescape(RecordingFileName, "\\\"$"), *strescape(SourceFileName, "\\\"$"));
|
|
else
|
|
cmd = cString::sprintf("%s %s \"%s\"", command, State, *strescape(RecordingFileName, "\\\"$"));
|
|
isyslog("executing '%s'", *cmd);
|
|
SystemExec(cmd);
|
|
}
|
|
}
|
|
|
|
// --- cIndexFileGenerator ---------------------------------------------------
|
|
|
|
#define IFG_BUFFER_SIZE KILOBYTE(100)
|
|
|
|
class cIndexFileGenerator : public cThread {
|
|
private:
|
|
cString recordingName;
|
|
bool update;
|
|
protected:
|
|
virtual void Action(void);
|
|
public:
|
|
cIndexFileGenerator(const char *RecordingName, bool Update = false);
|
|
~cIndexFileGenerator();
|
|
};
|
|
|
|
cIndexFileGenerator::cIndexFileGenerator(const char *RecordingName, bool Update)
|
|
:cThread("index file generator")
|
|
,recordingName(RecordingName)
|
|
{
|
|
update = Update;
|
|
Start();
|
|
}
|
|
|
|
cIndexFileGenerator::~cIndexFileGenerator()
|
|
{
|
|
Cancel(3);
|
|
}
|
|
|
|
void cIndexFileGenerator::Action(void)
|
|
{
|
|
bool IndexFileComplete = false;
|
|
bool IndexFileWritten = false;
|
|
bool Rewind = false;
|
|
cFileName FileName(recordingName, false);
|
|
cUnbufferedFile *ReplayFile = FileName.Open();
|
|
cRingBufferLinear Buffer(IFG_BUFFER_SIZE, MIN_TS_PACKETS_FOR_FRAME_DETECTOR * TS_SIZE);
|
|
cPatPmtParser PatPmtParser;
|
|
cFrameDetector FrameDetector;
|
|
cIndexFile IndexFile(recordingName, true, false, false, true);
|
|
int BufferChunks = KILOBYTE(1); // no need to read a lot at the beginning when parsing PAT/PMT
|
|
off_t FileSize = 0;
|
|
off_t FrameOffset = -1;
|
|
uint16_t FileNumber = 1;
|
|
off_t FileOffset = 0;
|
|
int Last = -1;
|
|
if (update) {
|
|
// Look for current index and position to end of it if present:
|
|
bool Independent;
|
|
int Length;
|
|
Last = IndexFile.Last();
|
|
if (Last >= 0 && !IndexFile.Get(Last, &FileNumber, &FileOffset, &Independent, &Length))
|
|
Last = -1; // reset Last if an error occurred
|
|
if (Last >= 0) {
|
|
Rewind = true;
|
|
isyslog("updating index file");
|
|
}
|
|
else
|
|
isyslog("generating index file");
|
|
}
|
|
Skins.QueueMessage(mtInfo, tr("Regenerating index file"));
|
|
bool Stuffed = false;
|
|
while (Running()) {
|
|
// Rewind input file:
|
|
if (Rewind) {
|
|
ReplayFile = FileName.SetOffset(FileNumber, FileOffset);
|
|
FileSize = FileOffset;
|
|
Buffer.Clear();
|
|
Rewind = false;
|
|
}
|
|
// Process data:
|
|
int Length;
|
|
uchar *Data = Buffer.Get(Length);
|
|
if (Data) {
|
|
if (FrameDetector.Synced()) {
|
|
// Step 3 - generate the index:
|
|
if (TsPid(Data) == PATPID)
|
|
FrameOffset = FileSize; // the PAT/PMT is at the beginning of an I-frame
|
|
int Processed = FrameDetector.Analyze(Data, Length);
|
|
if (Processed > 0) {
|
|
if (FrameDetector.NewFrame()) {
|
|
if (IndexFileWritten || Last < 0) // check for first frame and do not write if in update mode
|
|
IndexFile.Write(FrameDetector.IndependentFrame(), FileName.Number(), FrameOffset >= 0 ? FrameOffset : FileSize);
|
|
FrameOffset = -1;
|
|
IndexFileWritten = true;
|
|
}
|
|
FileSize += Processed;
|
|
Buffer.Del(Processed);
|
|
}
|
|
}
|
|
else if (PatPmtParser.Completed()) {
|
|
// Step 2 - sync FrameDetector:
|
|
int Processed = FrameDetector.Analyze(Data, Length);
|
|
if (Processed > 0) {
|
|
if (FrameDetector.Synced()) {
|
|
// Synced FrameDetector, so rewind for actual processing:
|
|
Rewind = true;
|
|
}
|
|
Buffer.Del(Processed);
|
|
}
|
|
}
|
|
else {
|
|
// Step 1 - parse PAT/PMT:
|
|
uchar *p = Data;
|
|
while (Length >= TS_SIZE) {
|
|
int Pid = TsPid(p);
|
|
if (Pid == PATPID)
|
|
PatPmtParser.ParsePat(p, TS_SIZE);
|
|
else if (PatPmtParser.IsPmtPid(Pid))
|
|
PatPmtParser.ParsePmt(p, TS_SIZE);
|
|
Length -= TS_SIZE;
|
|
p += TS_SIZE;
|
|
if (PatPmtParser.Completed()) {
|
|
// Found pid, so rewind to sync FrameDetector:
|
|
FrameDetector.SetPid(PatPmtParser.Vpid() ? PatPmtParser.Vpid() : PatPmtParser.Apid(0), PatPmtParser.Vpid() ? PatPmtParser.Vtype() : PatPmtParser.Atype(0));
|
|
BufferChunks = IFG_BUFFER_SIZE;
|
|
Rewind = true;
|
|
break;
|
|
}
|
|
}
|
|
Buffer.Del(p - Data);
|
|
}
|
|
}
|
|
// Read data:
|
|
else if (ReplayFile) {
|
|
int Result = Buffer.Read(ReplayFile, BufferChunks);
|
|
if (Result == 0) { // EOF
|
|
if (Buffer.Available() > 0 && !Stuffed) {
|
|
// So the last call to Buffer.Get() returned NULL, but there is still
|
|
// data in the buffer, and we're at the end of the current TS file.
|
|
// The remaining data in the buffer is less than what's needed for the
|
|
// frame detector to analyze frames, so we need to put some stuffing
|
|
// packets into the buffer to flush out the rest of the data (otherwise
|
|
// any frames within the remaining data would not be seen here):
|
|
uchar StuffingPacket[TS_SIZE] = { TS_SYNC_BYTE, 0xFF };
|
|
for (int i = 0; i <= MIN_TS_PACKETS_FOR_FRAME_DETECTOR; i++)
|
|
Buffer.Put(StuffingPacket, sizeof(StuffingPacket));
|
|
Stuffed = true;
|
|
}
|
|
else {
|
|
ReplayFile = FileName.NextFile();
|
|
FileSize = 0;
|
|
FrameOffset = -1;
|
|
Buffer.Clear();
|
|
Stuffed = false;
|
|
}
|
|
}
|
|
}
|
|
// Recording has been processed:
|
|
else {
|
|
IndexFileComplete = true;
|
|
break;
|
|
}
|
|
}
|
|
if (IndexFileComplete) {
|
|
if (IndexFileWritten) {
|
|
cRecordingInfo RecordingInfo(recordingName);
|
|
if (RecordingInfo.Read()) {
|
|
if (FrameDetector.FramesPerSecond() > 0 && !DoubleEqual(RecordingInfo.FramesPerSecond(), FrameDetector.FramesPerSecond())) {
|
|
RecordingInfo.SetFramesPerSecond(FrameDetector.FramesPerSecond());
|
|
RecordingInfo.Write();
|
|
LOCK_RECORDINGS_WRITE;
|
|
Recordings->UpdateByName(recordingName);
|
|
}
|
|
}
|
|
Skins.QueueMessage(mtInfo, tr("Index file regeneration complete"));
|
|
return;
|
|
}
|
|
else
|
|
Skins.QueueMessage(mtError, tr("Index file regeneration failed!"));
|
|
}
|
|
// Delete the index file if the recording has not been processed entirely:
|
|
IndexFile.Delete();
|
|
}
|
|
|
|
// --- cIndexFile ------------------------------------------------------------
|
|
|
|
#define INDEXFILESUFFIX "/index"
|
|
|
|
// The maximum time to wait before giving up while catching up on an index file:
|
|
#define MAXINDEXCATCHUP 8 // number of retries
|
|
#define INDEXCATCHUPWAIT 100 // milliseconds
|
|
|
|
struct __attribute__((packed)) tIndexPes {
|
|
uint32_t offset;
|
|
uchar type;
|
|
uchar number;
|
|
uint16_t reserved;
|
|
};
|
|
|
|
struct __attribute__((packed)) tIndexTs {
|
|
uint64_t offset:40; // up to 1TB per file (not using off_t here - must definitely be exactly 64 bit!)
|
|
int reserved:7; // reserved for future use
|
|
int independent:1; // marks frames that can be displayed by themselves (for trick modes)
|
|
uint16_t number:16; // up to 64K files per recording
|
|
tIndexTs(off_t Offset, bool Independent, uint16_t Number)
|
|
{
|
|
offset = Offset;
|
|
reserved = 0;
|
|
independent = Independent;
|
|
number = Number;
|
|
}
|
|
};
|
|
|
|
#define MAXWAITFORINDEXFILE 10 // max. time to wait for the regenerated index file (seconds)
|
|
#define INDEXFILECHECKINTERVAL 500 // ms between checks for existence of the regenerated index file
|
|
#define INDEXFILETESTINTERVAL 10 // ms between tests for the size of the index file in case of pausing live video
|
|
|
|
cIndexFile::cIndexFile(const char *FileName, bool Record, bool IsPesRecording, bool PauseLive, bool Update)
|
|
:resumeFile(FileName, IsPesRecording)
|
|
{
|
|
f = -1;
|
|
size = 0;
|
|
last = -1;
|
|
index = NULL;
|
|
isPesRecording = IsPesRecording;
|
|
indexFileGenerator = NULL;
|
|
if (FileName) {
|
|
fileName = IndexFileName(FileName, isPesRecording);
|
|
if (!Record && PauseLive) {
|
|
// Wait until the index file contains at least two frames:
|
|
time_t tmax = time(NULL) + MAXWAITFORINDEXFILE;
|
|
while (time(NULL) < tmax && FileSize(fileName) < off_t(2 * sizeof(tIndexTs)))
|
|
cCondWait::SleepMs(INDEXFILETESTINTERVAL);
|
|
}
|
|
int delta = 0;
|
|
if (!Record && access(fileName, R_OK) != 0) {
|
|
// Index file doesn't exist, so try to regenerate it:
|
|
if (!isPesRecording) { // sorry, can only do this for TS recordings
|
|
resumeFile.Delete(); // just in case
|
|
indexFileGenerator = new cIndexFileGenerator(FileName);
|
|
// Wait until the index file exists:
|
|
time_t tmax = time(NULL) + MAXWAITFORINDEXFILE;
|
|
do {
|
|
cCondWait::SleepMs(INDEXFILECHECKINTERVAL); // start with a sleep, to give it a head start
|
|
} while (access(fileName, R_OK) != 0 && time(NULL) < tmax);
|
|
}
|
|
}
|
|
if (access(fileName, R_OK) == 0) {
|
|
struct stat buf;
|
|
if (stat(fileName, &buf) == 0) {
|
|
delta = int(buf.st_size % sizeof(tIndexTs));
|
|
if (delta) {
|
|
delta = sizeof(tIndexTs) - delta;
|
|
esyslog("ERROR: invalid file size (%" PRId64 ") in '%s'", buf.st_size, *fileName);
|
|
}
|
|
last = int((buf.st_size + delta) / sizeof(tIndexTs) - 1);
|
|
if ((!Record || Update) && last >= 0) {
|
|
size = last + 1;
|
|
index = MALLOC(tIndexTs, size);
|
|
if (index) {
|
|
f = open(fileName, O_RDONLY);
|
|
if (f >= 0) {
|
|
if (safe_read(f, index, size_t(buf.st_size)) != buf.st_size) {
|
|
esyslog("ERROR: can't read from file '%s'", *fileName);
|
|
free(index);
|
|
index = NULL;
|
|
}
|
|
else if (isPesRecording)
|
|
ConvertFromPes(index, size);
|
|
if (!index || time(NULL) - buf.st_mtime >= MININDEXAGE) {
|
|
close(f);
|
|
f = -1;
|
|
}
|
|
// otherwise we don't close f here, see CatchUp()!
|
|
}
|
|
else
|
|
LOG_ERROR_STR(*fileName);
|
|
}
|
|
else
|
|
esyslog("ERROR: can't allocate %zd bytes for index '%s'", size * sizeof(tIndexTs), *fileName);
|
|
}
|
|
}
|
|
else
|
|
LOG_ERROR;
|
|
}
|
|
else if (!Record)
|
|
isyslog("missing index file %s", *fileName);
|
|
if (Record) {
|
|
if ((f = open(fileName, O_WRONLY | O_CREAT | O_APPEND, DEFFILEMODE)) >= 0) {
|
|
if (delta) {
|
|
esyslog("ERROR: padding index file with %d '0' bytes", delta);
|
|
while (delta--)
|
|
writechar(f, 0);
|
|
}
|
|
}
|
|
else
|
|
LOG_ERROR_STR(*fileName);
|
|
}
|
|
}
|
|
}
|
|
|
|
cIndexFile::~cIndexFile()
|
|
{
|
|
if (f >= 0)
|
|
close(f);
|
|
free(index);
|
|
delete indexFileGenerator;
|
|
}
|
|
|
|
cString cIndexFile::IndexFileName(const char *FileName, bool IsPesRecording)
|
|
{
|
|
return cString::sprintf("%s%s", FileName, IsPesRecording ? INDEXFILESUFFIX ".vdr" : INDEXFILESUFFIX);
|
|
}
|
|
|
|
void cIndexFile::ConvertFromPes(tIndexTs *IndexTs, int Count)
|
|
{
|
|
tIndexPes IndexPes;
|
|
while (Count-- > 0) {
|
|
memcpy(&IndexPes, IndexTs, sizeof(IndexPes));
|
|
IndexTs->offset = IndexPes.offset;
|
|
IndexTs->independent = IndexPes.type == 1; // I_FRAME
|
|
IndexTs->number = IndexPes.number;
|
|
IndexTs++;
|
|
}
|
|
}
|
|
|
|
void cIndexFile::ConvertToPes(tIndexTs *IndexTs, int Count)
|
|
{
|
|
tIndexPes IndexPes;
|
|
while (Count-- > 0) {
|
|
IndexPes.offset = uint32_t(IndexTs->offset);
|
|
IndexPes.type = uchar(IndexTs->independent ? 1 : 2); // I_FRAME : "not I_FRAME" (exact frame type doesn't matter)
|
|
IndexPes.number = uchar(IndexTs->number);
|
|
IndexPes.reserved = 0;
|
|
memcpy((void *)IndexTs, &IndexPes, sizeof(*IndexTs));
|
|
IndexTs++;
|
|
}
|
|
}
|
|
|
|
bool cIndexFile::CatchUp(int Index)
|
|
{
|
|
// returns true unless something really goes wrong, so that 'index' becomes NULL
|
|
if (index && f >= 0) {
|
|
cMutexLock MutexLock(&mutex);
|
|
// Note that CatchUp() is triggered even if Index is 'last' (and thus valid).
|
|
// This is done to make absolutely sure we don't miss any data at the very end.
|
|
for (int i = 0; i <= MAXINDEXCATCHUP && (Index < 0 || Index >= last); i++) {
|
|
struct stat buf;
|
|
if (fstat(f, &buf) == 0) {
|
|
int newLast = int(buf.st_size / sizeof(tIndexTs) - 1);
|
|
if (newLast > last) {
|
|
int NewSize = size;
|
|
if (NewSize <= newLast) {
|
|
NewSize *= 2;
|
|
if (NewSize <= newLast)
|
|
NewSize = newLast + 1;
|
|
}
|
|
if (tIndexTs *NewBuffer = (tIndexTs *)realloc(index, NewSize * sizeof(tIndexTs))) {
|
|
size = NewSize;
|
|
index = NewBuffer;
|
|
int offset = (last + 1) * sizeof(tIndexTs);
|
|
int delta = (newLast - last) * sizeof(tIndexTs);
|
|
if (lseek(f, offset, SEEK_SET) == offset) {
|
|
if (safe_read(f, &index[last + 1], delta) != delta) {
|
|
esyslog("ERROR: can't read from index");
|
|
free(index);
|
|
index = NULL;
|
|
close(f);
|
|
f = -1;
|
|
break;
|
|
}
|
|
if (isPesRecording)
|
|
ConvertFromPes(&index[last + 1], newLast - last);
|
|
last = newLast;
|
|
}
|
|
else
|
|
LOG_ERROR_STR(*fileName);
|
|
}
|
|
else {
|
|
esyslog("ERROR: can't realloc() index");
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
LOG_ERROR_STR(*fileName);
|
|
if (Index < last)
|
|
break;
|
|
cCondVar CondVar;
|
|
CondVar.TimedWait(mutex, INDEXCATCHUPWAIT);
|
|
}
|
|
}
|
|
return index != NULL;
|
|
}
|
|
|
|
bool cIndexFile::Write(bool Independent, uint16_t FileNumber, off_t FileOffset)
|
|
{
|
|
if (f >= 0) {
|
|
tIndexTs i(FileOffset, Independent, FileNumber);
|
|
if (isPesRecording)
|
|
ConvertToPes(&i, 1);
|
|
if (safe_write(f, &i, sizeof(i)) < 0) {
|
|
LOG_ERROR_STR(*fileName);
|
|
close(f);
|
|
f = -1;
|
|
return false;
|
|
}
|
|
last++;
|
|
}
|
|
return f >= 0;
|
|
}
|
|
|
|
bool cIndexFile::Get(int Index, uint16_t *FileNumber, off_t *FileOffset, bool *Independent, int *Length)
|
|
{
|
|
if (CatchUp(Index)) {
|
|
if (Index >= 0 && Index <= last) {
|
|
*FileNumber = index[Index].number;
|
|
*FileOffset = index[Index].offset;
|
|
if (Independent)
|
|
*Independent = index[Index].independent;
|
|
if (Length) {
|
|
if (Index < last) {
|
|
uint16_t fn = index[Index + 1].number;
|
|
off_t fo = index[Index + 1].offset;
|
|
if (fn == *FileNumber)
|
|
*Length = int(fo - *FileOffset);
|
|
else
|
|
*Length = -1; // this means "everything up to EOF" (the buffer's Read function will act accordingly)
|
|
}
|
|
else
|
|
*Length = -1;
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
int cIndexFile::GetNextIFrame(int Index, bool Forward, uint16_t *FileNumber, off_t *FileOffset, int *Length)
|
|
{
|
|
if (CatchUp()) {
|
|
int d = Forward ? 1 : -1;
|
|
for (;;) {
|
|
Index += d;
|
|
if (Index >= 0 && Index <= last) {
|
|
if (index[Index].independent) {
|
|
uint16_t fn;
|
|
if (!FileNumber)
|
|
FileNumber = &fn;
|
|
off_t fo;
|
|
if (!FileOffset)
|
|
FileOffset = &fo;
|
|
*FileNumber = index[Index].number;
|
|
*FileOffset = index[Index].offset;
|
|
if (Length) {
|
|
if (Index < last) {
|
|
uint16_t fn = index[Index + 1].number;
|
|
off_t fo = index[Index + 1].offset;
|
|
if (fn == *FileNumber)
|
|
*Length = int(fo - *FileOffset);
|
|
else
|
|
*Length = -1; // this means "everything up to EOF" (the buffer's Read function will act accordingly)
|
|
}
|
|
else
|
|
*Length = -1;
|
|
}
|
|
return Index;
|
|
}
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
int cIndexFile::GetClosestIFrame(int Index)
|
|
{
|
|
if (last > 0) {
|
|
Index = constrain(Index, 0, last);
|
|
if (index[Index].independent)
|
|
return Index;
|
|
int il = Index - 1;
|
|
int ih = Index + 1;
|
|
for (;;) {
|
|
if (il >= 0) {
|
|
if (index[il].independent)
|
|
return il;
|
|
il--;
|
|
}
|
|
else if (ih > last)
|
|
break;
|
|
if (ih <= last) {
|
|
if (index[ih].independent)
|
|
return ih;
|
|
ih++;
|
|
}
|
|
else if (il < 0)
|
|
break;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int cIndexFile::Get(uint16_t FileNumber, off_t FileOffset)
|
|
{
|
|
if (CatchUp()) {
|
|
//TODO implement binary search!
|
|
int i;
|
|
for (i = 0; i <= last; i++) {
|
|
if (index[i].number > FileNumber || (index[i].number == FileNumber) && off_t(index[i].offset) >= FileOffset)
|
|
break;
|
|
}
|
|
return i;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
bool cIndexFile::IsStillRecording(void)
|
|
{
|
|
return f >= 0;
|
|
}
|
|
|
|
void cIndexFile::Delete(void)
|
|
{
|
|
if (*fileName) {
|
|
dsyslog("deleting index file '%s'", *fileName);
|
|
if (f >= 0) {
|
|
close(f);
|
|
f = -1;
|
|
}
|
|
unlink(fileName);
|
|
}
|
|
}
|
|
|
|
int cIndexFile::GetLength(const char *FileName, bool IsPesRecording)
|
|
{
|
|
struct stat buf;
|
|
cString s = IndexFileName(FileName, IsPesRecording);
|
|
if (*s && stat(s, &buf) == 0)
|
|
return buf.st_size / (IsPesRecording ? sizeof(tIndexTs) : sizeof(tIndexPes));
|
|
return -1;
|
|
}
|
|
|
|
bool GenerateIndex(const char *FileName, bool Update)
|
|
{
|
|
if (DirectoryOk(FileName)) {
|
|
cRecording Recording(FileName);
|
|
if (Recording.Name()) {
|
|
if (!Recording.IsPesRecording()) {
|
|
cString IndexFileName = AddDirectory(FileName, INDEXFILESUFFIX);
|
|
if (!Update)
|
|
unlink(IndexFileName);
|
|
cIndexFileGenerator *IndexFileGenerator = new cIndexFileGenerator(FileName, Update);
|
|
while (IndexFileGenerator->Active())
|
|
cCondWait::SleepMs(INDEXFILECHECKINTERVAL);
|
|
if (access(IndexFileName, R_OK) == 0)
|
|
return true;
|
|
else
|
|
fprintf(stderr, "cannot create '%s'\n", *IndexFileName);
|
|
}
|
|
else
|
|
fprintf(stderr, "'%s' is not a TS recording\n", FileName);
|
|
}
|
|
else
|
|
fprintf(stderr, "'%s' is not a recording\n", FileName);
|
|
}
|
|
else
|
|
fprintf(stderr, "'%s' is not a directory\n", FileName);
|
|
return false;
|
|
}
|
|
|
|
// --- cFileName -------------------------------------------------------------
|
|
|
|
#define MAXFILESPERRECORDINGPES 255
|
|
#define RECORDFILESUFFIXPES "/%03d.vdr"
|
|
#define MAXFILESPERRECORDINGTS 65535
|
|
#define RECORDFILESUFFIXTS "/%05d.ts"
|
|
#define RECORDFILESUFFIXLEN 20 // some additional bytes for safety...
|
|
|
|
cFileName::cFileName(const char *FileName, bool Record, bool Blocking, bool IsPesRecording)
|
|
{
|
|
file = NULL;
|
|
fileNumber = 0;
|
|
record = Record;
|
|
blocking = Blocking;
|
|
isPesRecording = IsPesRecording;
|
|
// Prepare the file name:
|
|
fileName = MALLOC(char, strlen(FileName) + RECORDFILESUFFIXLEN);
|
|
if (!fileName) {
|
|
esyslog("ERROR: can't copy file name '%s'", FileName);
|
|
return;
|
|
}
|
|
strcpy(fileName, FileName);
|
|
pFileNumber = fileName + strlen(fileName);
|
|
SetOffset(1);
|
|
}
|
|
|
|
cFileName::~cFileName()
|
|
{
|
|
Close();
|
|
free(fileName);
|
|
}
|
|
|
|
bool cFileName::GetLastPatPmtVersions(int &PatVersion, int &PmtVersion)
|
|
{
|
|
if (fileName && !isPesRecording) {
|
|
// Find the last recording file:
|
|
int Number = 1;
|
|
for (; Number <= MAXFILESPERRECORDINGTS + 1; Number++) { // +1 to correctly set Number in case there actually are that many files
|
|
sprintf(pFileNumber, RECORDFILESUFFIXTS, Number);
|
|
if (access(fileName, F_OK) != 0) { // file doesn't exist
|
|
Number--;
|
|
break;
|
|
}
|
|
}
|
|
for (; Number > 0; Number--) {
|
|
// Search for a PAT packet from the end of the file:
|
|
cPatPmtParser PatPmtParser;
|
|
sprintf(pFileNumber, RECORDFILESUFFIXTS, Number);
|
|
int fd = open(fileName, O_RDONLY | O_LARGEFILE, DEFFILEMODE);
|
|
if (fd >= 0) {
|
|
off_t pos = lseek(fd, -TS_SIZE, SEEK_END);
|
|
while (pos >= 0) {
|
|
// Read and parse the PAT/PMT:
|
|
uchar buf[TS_SIZE];
|
|
while (read(fd, buf, sizeof(buf)) == sizeof(buf)) {
|
|
if (buf[0] == TS_SYNC_BYTE) {
|
|
int Pid = TsPid(buf);
|
|
if (Pid == PATPID)
|
|
PatPmtParser.ParsePat(buf, sizeof(buf));
|
|
else if (PatPmtParser.IsPmtPid(Pid)) {
|
|
PatPmtParser.ParsePmt(buf, sizeof(buf));
|
|
if (PatPmtParser.GetVersions(PatVersion, PmtVersion)) {
|
|
close(fd);
|
|
return true;
|
|
}
|
|
}
|
|
else
|
|
break; // PAT/PMT is always in one sequence
|
|
}
|
|
else
|
|
return false;
|
|
}
|
|
pos = lseek(fd, pos - TS_SIZE, SEEK_SET);
|
|
}
|
|
close(fd);
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
cUnbufferedFile *cFileName::Open(void)
|
|
{
|
|
if (!file) {
|
|
int BlockingFlag = blocking ? 0 : O_NONBLOCK;
|
|
if (record) {
|
|
dsyslog("recording to '%s'", fileName);
|
|
file = cVideoDirectory::OpenVideoFile(fileName, O_RDWR | O_CREAT | O_LARGEFILE | BlockingFlag);
|
|
if (!file)
|
|
LOG_ERROR_STR(fileName);
|
|
}
|
|
else {
|
|
if (access(fileName, R_OK) == 0) {
|
|
dsyslog("playing '%s'", fileName);
|
|
file = cUnbufferedFile::Create(fileName, O_RDONLY | O_LARGEFILE | BlockingFlag);
|
|
if (!file)
|
|
LOG_ERROR_STR(fileName);
|
|
}
|
|
else if (errno != ENOENT)
|
|
LOG_ERROR_STR(fileName);
|
|
}
|
|
}
|
|
return file;
|
|
}
|
|
|
|
void cFileName::Close(void)
|
|
{
|
|
if (file) {
|
|
if (file->Close() < 0)
|
|
LOG_ERROR_STR(fileName);
|
|
delete file;
|
|
file = NULL;
|
|
}
|
|
}
|
|
|
|
cUnbufferedFile *cFileName::SetOffset(int Number, off_t Offset)
|
|
{
|
|
if (fileNumber != Number)
|
|
Close();
|
|
int MaxFilesPerRecording = isPesRecording ? MAXFILESPERRECORDINGPES : MAXFILESPERRECORDINGTS;
|
|
if (0 < Number && Number <= MaxFilesPerRecording) {
|
|
fileNumber = uint16_t(Number);
|
|
sprintf(pFileNumber, isPesRecording ? RECORDFILESUFFIXPES : RECORDFILESUFFIXTS, fileNumber);
|
|
if (record) {
|
|
if (access(fileName, F_OK) == 0) {
|
|
// file exists, check if it has non-zero size
|
|
struct stat buf;
|
|
if (stat(fileName, &buf) == 0) {
|
|
if (buf.st_size != 0)
|
|
return SetOffset(Number + 1); // file exists and has non zero size, let's try next suffix
|
|
else {
|
|
// zero size file, remove it
|
|
dsyslog("cFileName::SetOffset: removing zero-sized file %s", fileName);
|
|
unlink(fileName);
|
|
}
|
|
}
|
|
else
|
|
return SetOffset(Number + 1); // error with fstat - should not happen, just to be on the safe side
|
|
}
|
|
else if (errno != ENOENT) { // something serious has happened
|
|
LOG_ERROR_STR(fileName);
|
|
return NULL;
|
|
}
|
|
// found a non existing file suffix
|
|
}
|
|
if (Open()) {
|
|
if (!record && Offset >= 0 && file->Seek(Offset, SEEK_SET) != Offset) {
|
|
LOG_ERROR_STR(fileName);
|
|
return NULL;
|
|
}
|
|
}
|
|
return file;
|
|
}
|
|
esyslog("ERROR: max number of files (%d) exceeded", MaxFilesPerRecording);
|
|
return NULL;
|
|
}
|
|
|
|
cUnbufferedFile *cFileName::NextFile(void)
|
|
{
|
|
return SetOffset(fileNumber + 1);
|
|
}
|
|
|
|
// --- cDoneRecordings -------------------------------------------------------
|
|
|
|
cDoneRecordings DoneRecordingsPattern;
|
|
|
|
bool cDoneRecordings::Load(const char *FileName)
|
|
{
|
|
fileName = FileName;
|
|
if (*fileName && access(fileName, F_OK) == 0) {
|
|
isyslog("loading %s", *fileName);
|
|
FILE *f = fopen(fileName, "r");
|
|
if (f) {
|
|
char *s;
|
|
cReadLine ReadLine;
|
|
while ((s = ReadLine.Read(f)) != NULL)
|
|
Add(s);
|
|
fclose(f);
|
|
}
|
|
else {
|
|
LOG_ERROR_STR(*fileName);
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool cDoneRecordings::Save(void) const
|
|
{
|
|
bool result = true;
|
|
cSafeFile f(fileName);
|
|
if (f.Open()) {
|
|
for (int i = 0; i < doneRecordings.Size(); i++) {
|
|
if (fputs(doneRecordings[i], f) == EOF || fputc('\n', f) == EOF) {
|
|
result = false;
|
|
break;
|
|
}
|
|
}
|
|
if (!f.Close())
|
|
result = false;
|
|
}
|
|
else
|
|
result = false;
|
|
return result;
|
|
}
|
|
|
|
void cDoneRecordings::Add(const char *Title)
|
|
{
|
|
doneRecordings.Append(strdup(Title));
|
|
}
|
|
|
|
void cDoneRecordings::Append(const char *Title)
|
|
{
|
|
if (!Contains(Title)) {
|
|
Add(Title);
|
|
if (FILE *f = fopen(fileName, "a")) {
|
|
fputs(Title, f);
|
|
fputc('\n', f);
|
|
fclose(f);
|
|
}
|
|
else
|
|
esyslog("ERROR: can't open '%s' for appending '%s'", *fileName, Title);
|
|
}
|
|
}
|
|
|
|
bool cDoneRecordings::Contains(const char *Title) const
|
|
{
|
|
return doneRecordings.Find(Title) >= 0;
|
|
}
|
|
|
|
// --- Index stuff -----------------------------------------------------------
|
|
|
|
cString IndexToHMSF(int Index, bool WithFrame, double FramesPerSecond)
|
|
{
|
|
const char *Sign = "";
|
|
if (Index < 0) {
|
|
Index = -Index;
|
|
Sign = "-";
|
|
}
|
|
double Seconds;
|
|
int f = int(modf((Index + 0.5) / FramesPerSecond, &Seconds) * FramesPerSecond);
|
|
int s = int(Seconds);
|
|
int m = s / 60 % 60;
|
|
int h = s / 3600;
|
|
s %= 60;
|
|
return cString::sprintf(WithFrame ? "%s%d:%02d:%02d.%02d" : "%s%d:%02d:%02d", Sign, h, m, s, f);
|
|
}
|
|
|
|
int HMSFToIndex(const char *HMSF, double FramesPerSecond)
|
|
{
|
|
int h, m, s, f = 0;
|
|
int n = sscanf(HMSF, "%d:%d:%d.%d", &h, &m, &s, &f);
|
|
if (n == 1)
|
|
return h; // plain frame number
|
|
if (n >= 3)
|
|
return int(round((h * 3600 + m * 60 + s) * FramesPerSecond)) + f;
|
|
return 0;
|
|
}
|
|
|
|
int SecondsToFrames(int Seconds, double FramesPerSecond)
|
|
{
|
|
return int(round(Seconds * FramesPerSecond));
|
|
}
|
|
|
|
// --- ReadFrame -------------------------------------------------------------
|
|
|
|
int ReadFrame(cUnbufferedFile *f, uchar *b, int Length, int Max)
|
|
{
|
|
if (Length == -1)
|
|
Length = Max; // this means we read up to EOF (see cIndex)
|
|
else if (Length > Max) {
|
|
esyslog("ERROR: frame larger than buffer (%d > %d)", Length, Max);
|
|
Length = Max;
|
|
}
|
|
int r = f->Read(b, Length);
|
|
if (r < 0)
|
|
LOG_ERROR;
|
|
return r;
|
|
}
|
|
|
|
// --- Recordings Sort Mode --------------------------------------------------
|
|
|
|
eRecordingsSortMode RecordingsSortMode = rsmTime;
|
|
|
|
bool HasRecordingsSortMode(const char *Directory)
|
|
{
|
|
return access(AddDirectory(Directory, SORTMODEFILE), R_OK) == 0;
|
|
}
|
|
|
|
void GetRecordingsSortMode(const char *Directory)
|
|
{
|
|
RecordingsSortMode = eRecordingsSortMode(constrain(Setup.DefaultSortModeRec, 0, int(rsmTime)));
|
|
if (FILE *f = fopen(AddDirectory(Directory, SORTMODEFILE), "r")) {
|
|
char buf[8];
|
|
if (fgets(buf, sizeof(buf), f))
|
|
RecordingsSortMode = eRecordingsSortMode(constrain(atoi(buf), 0, int(rsmTime)));
|
|
fclose(f);
|
|
}
|
|
}
|
|
|
|
void SetRecordingsSortMode(const char *Directory, eRecordingsSortMode SortMode)
|
|
{
|
|
if (FILE *f = fopen(AddDirectory(Directory, SORTMODEFILE), "w")) {
|
|
fputs(cString::sprintf("%d\n", SortMode), f);
|
|
fclose(f);
|
|
}
|
|
}
|
|
|
|
void IncRecordingsSortMode(const char *Directory)
|
|
{
|
|
GetRecordingsSortMode(Directory);
|
|
RecordingsSortMode = eRecordingsSortMode(int(RecordingsSortMode) + 1);
|
|
if (RecordingsSortMode > rsmTime)
|
|
RecordingsSortMode = eRecordingsSortMode(0);
|
|
SetRecordingsSortMode(Directory, RecordingsSortMode);
|
|
}
|
|
|
|
// --- Recording Timer Indicator ---------------------------------------------
|
|
|
|
void SetRecordingTimerId(const char *Directory, const char *TimerId)
|
|
{
|
|
cString FileName = AddDirectory(Directory, TIMERRECFILE);
|
|
if (TimerId) {
|
|
dsyslog("writing timer id '%s' to %s", TimerId, *FileName);
|
|
if (FILE *f = fopen(FileName, "w")) {
|
|
fprintf(f, "%s\n", TimerId);
|
|
fclose(f);
|
|
}
|
|
else
|
|
LOG_ERROR_STR(*FileName);
|
|
}
|
|
else {
|
|
dsyslog("removing %s", *FileName);
|
|
unlink(FileName);
|
|
}
|
|
}
|
|
|
|
cString GetRecordingTimerId(const char *Directory)
|
|
{
|
|
cString FileName = AddDirectory(Directory, TIMERRECFILE);
|
|
const char *Id = NULL;
|
|
if (FILE *f = fopen(FileName, "r")) {
|
|
char buf[HOST_NAME_MAX + 10]; // +10 for numeric timer id and '@'
|
|
if (fgets(buf, sizeof(buf), f)) {
|
|
stripspace(buf);
|
|
Id = buf;
|
|
}
|
|
fclose(f);
|
|
}
|
|
return Id;
|
|
}
|