1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
|
/*
* epg.h: Electronic Program Guide
*
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* Original version (as used in VDR before 1.3.0) written by
* Robert Schneider <Robert.Schneider@web.de> and Rolf Hakenes <hakenes@hippomi.de>.
*
* $Id: epg.h 1.17 2004/10/31 16:17:10 kls Exp $
*/
#ifndef __EPG_H
#define __EPG_H
#include "channels.h"
#include "thread.h"
#include "tools.h"
#define MAXEPGBUGFIXLEVEL 2
enum eDumpMode { dmAll, dmPresent, dmFollowing, dmAtTime };
class cSchedule;
class cEvent : public cListObject {
private:
tChannelID channelID; // Channel ID of program for this event
u_int16_t eventID; // Event ID of this event
uchar tableID; // Table ID this event came from
uchar version; // Version number of section this event came from
int runningStatus; // 0=undefined, 1=not running, 2=starts in a few seconds, 3=pausing, 4=running
char *title; // Title of this event
char *shortText; // Short description of this event (typically the episode name in case of a series)
char *description; // Description of this event
time_t startTime; // Start time of this event
int duration; // Duration of this event in seconds
time_t vps; // Video Programming Service timestamp (VPS, aka "Programme Identification Label", PIL)
time_t seen; // When this event was last seen in the data stream
public:
cEvent(tChannelID ChannelID, u_int16_t EventID);
~cEvent();
virtual int Compare(const cListObject &ListObject) const;
tChannelID ChannelID(void) const { return channelID; }
u_int16_t EventID(void) const { return eventID; }
uchar TableID(void) const { return tableID; }
uchar Version(void) const { return version; }
int RunningStatus(void) const { return runningStatus; }
const char *Title(void) const { return title; }
const char *ShortText(void) const { return shortText; }
const char *Description(void) const { return description; }
time_t StartTime(void) const { return startTime; }
time_t EndTime(void) const { return startTime + duration; }
int Duration(void) const { return duration; }
time_t Vps(void) const { return vps; }
time_t Seen(void) const { return seen; }
bool HasTimer(void) const;
bool IsRunning(bool OrAboutToStart = false) const;
const char *GetDateString(void) const;
const char *GetTimeString(void) const;
const char *GetEndTimeString(void) const;
const char *GetVpsString(void) const;
void SetEventID(u_int16_t EventID);
void SetTableID(uchar TableID);
void SetVersion(uchar Version);
void SetRunningStatus(int RunningStatus, cChannel *Channel = NULL);
void SetTitle(const char *Title);
void SetShortText(const char *ShortText);
void SetDescription(const char *Description);
void SetStartTime(time_t StartTime);
void SetDuration(int Duration);
void SetVps(time_t Vps);
void SetSeen(void);
void Dump(FILE *f, const char *Prefix = "") const;
static bool Read(FILE *f, cSchedule *Schedule);
void FixEpgBugs(void);
};
class cSchedules;
class cSchedule : public cListObject {
private:
tChannelID channelID;
cList<cEvent> events;
bool hasRunning;
time_t modified;
public:
cSchedule(tChannelID ChannelID);
tChannelID ChannelID(void) const { return channelID; }
time_t Modified(void) const { return modified; }
void SetModified(void) { modified = time(NULL); }
void SetRunningStatus(cEvent *Event, int RunningStatus, cChannel *Channel = NULL);
void ClrRunningStatus(cChannel *Channel = NULL);
void ResetVersions(void);
void Sort(void);
void Cleanup(time_t Time);
void Cleanup(void);
cEvent *AddEvent(cEvent *Event);
const cList<cEvent> *Events(void) const { return &events; }
const cEvent *GetPresentEvent(bool CheckRunningStatus = false) const;
const cEvent *GetFollowingEvent(bool CheckRunningStatus = false) const;
const cEvent *GetEvent(u_int16_t EventID, time_t StartTime = 0) const;
const cEvent *GetEventAround(time_t Time) const;
void Dump(FILE *f, const char *Prefix = "", eDumpMode DumpMode = dmAll, time_t AtTime = 0) const;
static bool Read(FILE *f, cSchedules *Schedules);
};
class cSchedulesLock {
private:
bool locked;
public:
cSchedulesLock(bool WriteLock = false, int TimeoutMs = 0);
~cSchedulesLock();
bool Locked(void) { return locked; }
};
class cSchedules : public cList<cSchedule> {
friend class cSchedule;
friend class cSchedulesLock;
private:
cRwLock rwlock;
static cSchedules schedules;
static const char *epgDataFileName;
static time_t lastCleanup;
static time_t lastDump;
static time_t modified;
public:
static void SetEpgDataFileName(const char *FileName);
static const cSchedules *Schedules(cSchedulesLock &SchedulesLock);
///< Caller must provide a cSchedulesLock which has to survive the entire
///< time the returned cSchedules is accessed. Once the cSchedules is no
///< longer used, the cSchedulesLock must be destroyed.
static time_t Modified(void) { return modified; }
static void SetModified(cSchedule *Schedule);
static void Cleanup(bool Force = false);
static void ResetVersions(void);
static bool ClearAll(void);
static bool Dump(FILE *f, const char *Prefix = "", eDumpMode DumpMode = dmAll, time_t AtTime = 0);
static bool Read(FILE *f = NULL);
cSchedule *AddSchedule(tChannelID ChannelID);
const cSchedule *GetSchedule(tChannelID ChannelID) const;
};
void ReportEpgBugFixStats(bool Reset = false);
#endif //__EPG_H
|
