vdr-plugin-streamdev/server/connectionVTP.c

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2004-12-30 23:43:55 +01:00
/*
* $Id: connectionVTP.c,v 1.12 2007/04/24 11:40:35 schmirl Exp $
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*/
#include "server/connectionVTP.h"
#include "server/livestreamer.h"
#include "server/suspend.h"
#include "setup.h"
#include <vdr/tools.h>
#include <tools/select.h>
#include <string.h>
#include <ctype.h>
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#include <errno.h>
#include <stdarg.h>
/* VTP Response codes:
220: Service ready
221: Service closing connection
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451: Requested action aborted: try again
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500: Syntax error or Command unrecognized
501: Wrong parameters or missing parameters
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550: Requested action not taken
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551: Data connection not accepted
560: Channel not available currently
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561: Capability not known
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562: Pid not available currently
563: Recording not available (currently?)
*/
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// --- cLSTEHandler -----------------------------------------------------------
class cLSTEHandler
{
private:
enum eStates { Channel, Event, Title, Subtitle, Description, Vps,
EndEvent, EndChannel, EndEPG };
cConnectionVTP *m_Client;
cSchedulesLock *m_SchedulesLock;
const cSchedules *m_Schedules;
const cSchedule *m_Schedule;
const cEvent *m_Event;
int m_Errno;
char *m_Error;
eStates m_State;
bool m_Traverse;
public:
cLSTEHandler(cConnectionVTP *Client, const char *Option);
~cLSTEHandler();
bool Next(bool &Last);
};
cLSTEHandler::cLSTEHandler(cConnectionVTP *Client, const char *Option):
m_Client(Client),
m_SchedulesLock(new cSchedulesLock(false, 500)),
m_Schedules(cSchedules::Schedules(*m_SchedulesLock)),
m_Schedule(NULL),
m_Event(NULL),
m_Errno(0),
m_Error(NULL),
m_State(Channel),
m_Traverse(false)
{
eDumpMode dumpmode = dmAll;
time_t attime = 0;
if (m_Schedules != NULL && *Option) {
char buf[strlen(Option) + 1];
strcpy(buf, Option);
const char *delim = " \t";
char *strtok_next;
char *p = strtok_r(buf, delim, &strtok_next);
while (p && dumpmode == dmAll) {
if (strcasecmp(p, "NOW") == 0)
dumpmode = dmPresent;
else if (strcasecmp(p, "NEXT") == 0)
dumpmode = dmFollowing;
else if (strcasecmp(p, "AT") == 0) {
dumpmode = dmAtTime;
if ((p = strtok_r(NULL, delim, &strtok_next)) != NULL) {
if (isnumber(p))
attime = strtol(p, NULL, 10);
else {
m_Errno = 501;
m_Error = strdup("Invalid time");
break;
}
} else {
m_Errno = 501;
m_Error = strdup("Missing time");
break;
}
} else if (!m_Schedule) {
cChannel* Channel = NULL;
if (isnumber(p))
Channel = Channels.GetByNumber(strtol(Option, NULL, 10));
else
Channel = Channels.GetByChannelID(tChannelID::FromString(
Option));
if (Channel) {
m_Schedule = m_Schedules->GetSchedule(Channel->GetChannelID());
if (!m_Schedule) {
m_Errno = 550;
m_Error = strdup("No schedule found");
break;
}
} else {
m_Errno = 550;
asprintf(&m_Error, "Channel \"%s\" not defined", p);
break;
}
} else {
m_Errno = 501;
asprintf(&m_Error, "Unknown option: \"%s\"", p);
break;
}
p = strtok_r(NULL, delim, &strtok_next);
}
} else if (m_Schedules == NULL) {
m_Errno = 451;
m_Error = strdup("EPG data is being modified, try again");
}
if (m_Error == NULL) {
if (m_Schedule != NULL)
m_Schedules = NULL;
else if (m_Schedules != NULL)
m_Schedule = m_Schedules->First();
if (m_Schedule != NULL && m_Schedule->Events() != NULL) {
switch (dumpmode) {
case dmAll: m_Event = m_Schedule->Events()->First();
m_Traverse = true;
break;
case dmPresent: m_Event = m_Schedule->GetPresentEvent();
break;
case dmFollowing: m_Event = m_Schedule->GetFollowingEvent();
break;
case dmAtTime: m_Event = m_Schedule->GetEventAround(attime);
break;
}
}
}
}
cLSTEHandler::~cLSTEHandler()
{
delete m_SchedulesLock;
if (m_Error != NULL)
free(m_Error);
}
bool cLSTEHandler::Next(bool &Last)
{
if (m_Error != NULL) {
Last = true;
cString str(m_Error, true);
m_Error = NULL;
return m_Client->Respond(m_Errno, *str);
}
Last = false;
switch (m_State) {
case Channel:
if (m_Schedule != NULL) {
cChannel *channel = Channels.GetByChannelID(m_Schedule->ChannelID(),
true);
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if (channel != NULL) {
m_State = Event;
return m_Client->Respond(-215, "C %s %s",
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*channel->GetChannelID().ToString(),
channel->Name());
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} else {
esyslog("ERROR: vdr streamdev: unable to find channel %s by ID",
*m_Schedule->ChannelID().ToString());
m_State = EndChannel;
return Next(Last);
}
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} else {
m_State = EndEPG;
return Next(Last);
}
break;
case Event:
if (m_Event != NULL) {
m_State = Title;
return m_Client->Respond(-215, "E %u %ld %d %X", m_Event->EventID(),
m_Event->StartTime(), m_Event->Duration(),
m_Event->TableID());
} else {
m_State = EndChannel;
return Next(Last);
}
break;
case Title:
m_State = Subtitle;
if (!isempty(m_Event->Title()))
return m_Client->Respond(-215, "T %s", m_Event->Title());
else
return Next(Last);
break;
case Subtitle:
m_State = Description;
if (!isempty(m_Event->ShortText()))
return m_Client->Respond(-215, "S %s", m_Event->ShortText());
else
return Next(Last);
break;
case Description:
m_State = Vps;
if (!isempty(m_Event->Description())) {
char *copy = strdup(m_Event->Description());
cString cpy(copy, true);
strreplace(copy, '\n', '|');
return m_Client->Respond(-215, "D %s", copy);
} else
return Next(Last);
break;
case Vps:
m_State = EndEvent;
if (m_Event->Vps())
return m_Client->Respond(-215, "V %ld", m_Event->Vps());
else
return Next(Last);
break;
case EndEvent:
if (m_Traverse)
m_Event = m_Schedule->Events()->Next(m_Event);
else
m_Event = NULL;
if (m_Event != NULL)
m_State = Event;
else
m_State = EndChannel;
return m_Client->Respond(-215, "e");
case EndChannel:
if (m_Schedules != NULL) {
m_Schedule = m_Schedules->Next(m_Schedule);
if (m_Schedule != NULL) {
if (m_Schedule->Events() != NULL)
m_Event = m_Schedule->Events()->First();
m_State = Channel;
}
}
if (m_Schedules == NULL || m_Schedule == NULL)
m_State = EndEPG;
return m_Client->Respond(-215, "c");
case EndEPG:
Last = true;
return m_Client->Respond(215, "End of EPG data");
}
return false;
}
// --- cLSTCHandler -----------------------------------------------------------
class cLSTCHandler
{
private:
cConnectionVTP *m_Client;
const cChannel *m_Channel;
char *m_Option;
int m_Errno;
char *m_Error;
bool m_Traverse;
public:
cLSTCHandler(cConnectionVTP *Client, const char *Option);
~cLSTCHandler();
bool Next(bool &Last);
};
cLSTCHandler::cLSTCHandler(cConnectionVTP *Client, const char *Option):
m_Client(Client),
m_Channel(NULL),
m_Option(NULL),
m_Errno(0),
m_Error(NULL),
m_Traverse(false)
{
if (!Channels.Lock(false, 500)) {
m_Errno = 451;
m_Error = strdup("Channels are being modified - try again");
} else if (*Option) {
if (isnumber(Option)) {
m_Channel = Channels.GetByNumber(strtol(Option, NULL, 10));
if (m_Channel == NULL) {
m_Errno = 501;
asprintf(&m_Error, "Channel \"%s\" not defined", Option);
return;
}
} else {
int i = 1;
m_Traverse = true;
m_Option = strdup(Option);
while (i <= Channels.MaxNumber()) {
m_Channel = Channels.GetByNumber(i, 1);
if (strcasestr(m_Channel->Name(), Option) != NULL)
break;
i = m_Channel->Number() + 1;
}
if (i > Channels.MaxNumber()) {
m_Errno = 501;
asprintf(&m_Error, "Channel \"%s\" not defined", Option);
return;
}
}
} else if (Channels.MaxNumber() >= 1) {
m_Channel = Channels.GetByNumber(1, 1);
m_Traverse = true;
} else {
m_Errno = 550;
m_Error = strdup("No channels defined");
}
}
cLSTCHandler::~cLSTCHandler()
{
Channels.Unlock();
if (m_Error != NULL)
free(m_Error);
if (m_Option != NULL)
free(m_Option);
}
bool cLSTCHandler::Next(bool &Last)
{
if (m_Error != NULL) {
Last = true;
cString str(m_Error, true);
m_Error = NULL;
return m_Client->Respond(m_Errno, *str);
}
int number;
char *buffer;
number = m_Channel->Number();
buffer = strdup(*m_Channel->ToText());
buffer[strlen(buffer) - 1] = '\0'; // remove \n
cString str(buffer, true);
Last = true;
if (m_Traverse) {
int i = m_Channel->Number() + 1;
while (i <= Channels.MaxNumber()) {
m_Channel = Channels.GetByNumber(i, 1);
if (m_Channel != NULL) {
if (m_Option == NULL || strcasestr(m_Channel->Name(),
m_Option) != NULL)
break;
i = m_Channel->Number() + 1;
} else {
m_Errno = 501;
asprintf(&m_Error, "Channel \"%d\" not found", i);
}
}
if (i < Channels.MaxNumber())
Last = false;
}
return m_Client->Respond(Last ? 250 : -250, "%d %s", number, buffer);
}
// --- cLSTTHandler -----------------------------------------------------------
class cLSTTHandler
{
private:
cConnectionVTP *m_Client;
cTimer *m_Timer;
int m_Index;
int m_Errno;
char *m_Error;
bool m_Traverse;
public:
cLSTTHandler(cConnectionVTP *Client, const char *Option);
~cLSTTHandler();
bool Next(bool &Last);
};
cLSTTHandler::cLSTTHandler(cConnectionVTP *Client, const char *Option):
m_Client(Client),
m_Timer(NULL),
m_Index(0),
m_Errno(0),
m_Error(NULL),
m_Traverse(false)
{
if (*Option) {
if (isnumber(Option)) {
m_Timer = Timers.Get(strtol(Option, NULL, 10) - 1);
if (m_Timer == NULL) {
m_Errno = 501;
asprintf(&m_Error, "Timer \"%s\" not defined", Option);
}
} else {
m_Errno = 501;
asprintf(&m_Error, "Error in timer number \"%s\"", Option);
}
} else if (Timers.Count()) {
m_Traverse = true;
m_Index = 0;
m_Timer = Timers.Get(m_Index);
if (m_Timer == NULL) {
m_Errno = 501;
asprintf(&m_Error, "Timer \"%d\" not found", m_Index + 1);
}
} else {
m_Errno = 550;
m_Error = strdup("No timers defined");
}
}
cLSTTHandler::~cLSTTHandler()
{
if (m_Error != NULL)
free(m_Error);
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}
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bool cLSTTHandler::Next(bool &Last)
{
if (m_Error != NULL) {
Last = true;
cString str(m_Error, true);
m_Error = NULL;
return m_Client->Respond(m_Errno, *str);
}
bool result;
char *buffer;
Last = !m_Traverse || m_Index >= Timers.Count() - 1;
buffer = strdup(*m_Timer->ToText());
buffer[strlen(buffer) - 1] = '\0'; // strip \n
result = m_Client->Respond(Last ? 250 : -250, "%d %s", m_Timer->Index() + 1,
buffer);
free(buffer);
if (m_Traverse && !Last) {
m_Timer = Timers.Get(++m_Index);
if (m_Timer == NULL) {
m_Errno = 501;
asprintf(&m_Error, "Timer \"%d\" not found", m_Index + 1);
}
}
return result;
}
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// --- cConnectionVTP ---------------------------------------------------------
cConnectionVTP::cConnectionVTP(void):
cServerConnection("VTP"),
m_LiveSocket(NULL),
m_LiveStreamer(NULL),
m_FilterSocket(NULL),
m_FilterStreamer(NULL),
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m_LastCommand(NULL),
m_NoTSPIDS(false),
m_LSTEHandler(NULL),
m_LSTCHandler(NULL),
m_LSTTHandler(NULL)
{
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}
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cConnectionVTP::~cConnectionVTP()
{
if (m_LastCommand != NULL)
free(m_LastCommand);
delete m_LiveStreamer;
delete m_LiveSocket;
delete m_FilterStreamer;
delete m_FilterSocket;
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delete m_LSTTHandler;
delete m_LSTCHandler;
delete m_LSTEHandler;
}
inline bool cConnectionVTP::Abort(void) const
{
return m_LiveStreamer && m_LiveStreamer->Abort();
}
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void cConnectionVTP::Welcome(void)
{
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Respond(220, "Welcome to Video Disk Recorder (VTP)");
}
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void cConnectionVTP::Reject(void)
{
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Respond(221, "Too many clients or client not allowed to connect");
cServerConnection::Reject();
}
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void cConnectionVTP::Detach(void)
{
if (m_LiveStreamer) m_LiveStreamer->Detach();
if (m_FilterStreamer) m_FilterStreamer->Detach();
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}
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void cConnectionVTP::Attach(void)
{
if (m_LiveStreamer) m_LiveStreamer->Attach();
if (m_FilterStreamer) m_FilterStreamer->Attach();
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}
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bool cConnectionVTP::Command(char *Cmd)
{
char *param = NULL;
if (Cmd != NULL) {
if (m_LastCommand != NULL) {
esyslog("ERROR: streamdev: protocol violation (VTP) from %s:%d",
RemoteIp().c_str(), RemotePort());
return false;
}
if ((param = strchr(Cmd, ' ')) != NULL)
*(param++) = '\0';
else
param = Cmd + strlen(Cmd);
m_LastCommand = strdup(Cmd);
} else {
Cmd = m_LastCommand;
param = NULL;
}
if (strcasecmp(Cmd, "LSTE") == 0) return CmdLSTE(param);
//else if (strcasecmp(Cmd, "LSTR") == 0) return CmdLSTR(param);
else if (strcasecmp(Cmd, "LSTT") == 0) return CmdLSTT(param);
else if (strcasecmp(Cmd, "LSTC") == 0) return CmdLSTC(param);
if (param == NULL) {
esyslog("ERROR: streamdev: this seriously shouldn't happen at %s:%d",
__FILE__, __LINE__);
return false;
}
if (strcasecmp(Cmd, "CAPS") == 0) return CmdCAPS(param);
else if (strcasecmp(Cmd, "PROV") == 0) return CmdPROV(param);
else if (strcasecmp(Cmd, "PORT") == 0) return CmdPORT(param);
else if (strcasecmp(Cmd, "TUNE") == 0) return CmdTUNE(param);
else if (strcasecmp(Cmd, "ADDP") == 0) return CmdADDP(param);
else if (strcasecmp(Cmd, "DELP") == 0) return CmdDELP(param);
else if (strcasecmp(Cmd, "ADDF") == 0) return CmdADDF(param);
else if (strcasecmp(Cmd, "DELF") == 0) return CmdDELF(param);
else if (strcasecmp(Cmd, "ABRT") == 0) return CmdABRT(param);
else if (strcasecmp(Cmd, "QUIT") == 0) return CmdQUIT();
else if (strcasecmp(Cmd, "SUSP") == 0) return CmdSUSP();
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// Commands adopted from SVDRP
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//else if (strcasecmp(Cmd, "DELR") == 0) return CmdDELR(param);
else if (strcasecmp(Cmd, "MODT") == 0) return CmdMODT(param);
else if (strcasecmp(Cmd, "NEWT") == 0) return CmdNEWT(param);
else if (strcasecmp(Cmd, "DELT") == 0) return CmdDELT(param);
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else
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return Respond(500, "Unknown Command \"%s\"", Cmd);
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}
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bool cConnectionVTP::CmdCAPS(char *Opts)
{
if (strcasecmp(Opts, "TS") == 0) {
m_NoTSPIDS = true;
return Respond(220, "Ignored, capability \"%s\" accepted for "
"compatibility", Opts);
}
if (strcasecmp(Opts, "TSPIDS") == 0) {
m_NoTSPIDS = false;
return Respond(220, "Capability \"%s\" accepted", Opts);
}
#if VDRVERSNUM >= 10300
//
// Deliver section filters data in separate, channel-independent data stream
//
if (strcasecmp(Opts, "FILTERS") == 0)
return Respond(220, "Capability \"%s\" accepted", Opts);
#endif
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return Respond(561, "Capability \"%s\" not known", Opts);
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}
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bool cConnectionVTP::CmdPROV(char *Opts)
{
const cChannel *chan;
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int prio;
char *ep;
prio = strtol(Opts, &ep, 10);
if (ep == Opts || !isspace(*ep))
return Respond(501, "Use: PROV Priority Channel");
Opts = skipspace(ep);
if ((chan = ChannelFromString(Opts)) == NULL)
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return Respond(550, "Undefined channel \"%s\"", Opts);
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return GetDevice(chan, prio) != NULL
? Respond(220, "Channel available")
: Respond(560, "Channel not available");
}
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bool cConnectionVTP::CmdPORT(char *Opts)
{
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uint id, dataport = 0;
char dataip[20];
char *ep, *ipoffs;
int n;
id = strtoul(Opts, &ep, 10);
if (ep == Opts || !isspace(*ep))
return Respond(500, "Use: PORT Id Destination");
#if VDRVERSNUM >= 10300
if (id != siLive && id != siLiveFilter)
return Respond(501, "Wrong connection id %d", id);
#else
if (id != siLive)
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return Respond(501, "Wrong connection id %d", id);
#endif
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Opts = skipspace(ep);
n = 0;
ipoffs = dataip;
while ((ep = strchr(Opts, ',')) != NULL) {
if (n < 4) {
memcpy(ipoffs, Opts, ep - Opts);
ipoffs += ep - Opts;
if (n < 3) *(ipoffs++) = '.';
} else if (n == 4) {
*ep = 0;
dataport = strtoul(Opts, NULL, 10) << 8;
} else
break;
Opts = ep + 1;
++n;
}
*ipoffs = '\0';
if (n != 5)
return Respond(501, "Argument count invalid (must be 6 values)");
dataport |= strtoul(Opts, NULL, 10);
isyslog("Streamdev: Setting data connection to %s:%d", dataip, dataport);
#if VDRVERSNUM >= 10300
if (id == siLiveFilter) {
if(m_FilterStreamer)
m_FilterStreamer->Stop();
delete m_FilterSocket;
m_FilterSocket = new cTBSocket(SOCK_STREAM);
if (!m_FilterSocket->Connect(dataip, dataport)) {
esyslog("ERROR: Streamdev: Couldn't open data connection to %s:%d: %s",
dataip, dataport, strerror(errno));
DELETENULL(m_FilterSocket);
return Respond(551, "Couldn't open data connection");
}
if(!m_FilterStreamer)
m_FilterStreamer = new cStreamdevFilterStreamer;
m_FilterStreamer->Start(m_FilterSocket);
m_FilterStreamer->Activate(true);
return Respond(220, "Port command ok, data connection opened");
}
#endif
if(m_LiveSocket && m_LiveStreamer)
m_LiveStreamer->Stop();
delete m_LiveSocket;
if(m_LiveSocket && m_LiveStreamer)
m_LiveStreamer->Stop();
delete m_LiveSocket;
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m_LiveSocket = new cTBSocket(SOCK_STREAM);
if (!m_LiveSocket->Connect(dataip, dataport)) {
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esyslog("ERROR: Streamdev: Couldn't open data connection to %s:%d: %s",
dataip, dataport, strerror(errno));
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DELETENULL(m_LiveSocket);
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return Respond(551, "Couldn't open data connection");
}
if (m_LiveStreamer)
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m_LiveStreamer->Start(m_LiveSocket);
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return Respond(220, "Port command ok, data connection opened");
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}
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bool cConnectionVTP::CmdTUNE(char *Opts)
{
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const cChannel *chan;
cDevice *dev;
if ((chan = ChannelFromString(Opts)) == NULL)
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return Respond(550, "Undefined channel \"%s\"", Opts);
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if ((dev = GetDevice(chan, 0)) == NULL)
return Respond(560, "Channel not available");
if (!dev->SwitchChannel(chan, false))
return Respond(560, "Channel not available");
delete m_LiveStreamer;
m_LiveStreamer = new cStreamdevLiveStreamer(1);
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m_LiveStreamer->SetChannel(chan, m_NoTSPIDS ? stTS : stTSPIDS);
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m_LiveStreamer->SetDevice(dev);
if(m_LiveSocket)
m_LiveStreamer->Start(m_LiveSocket);
if(m_LiveSocket)
m_LiveStreamer->Start(m_LiveSocket);
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#if VDRVERSNUM >= 10300
if(!m_FilterStreamer)
m_FilterStreamer = new cStreamdevFilterStreamer;
m_FilterStreamer->SetDevice(dev);
//m_FilterStreamer->SetChannel(chan);
#endif
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return Respond(220, "Channel tuned");
}
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bool cConnectionVTP::CmdADDP(char *Opts)
{
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int pid;
char *end;
pid = strtoul(Opts, &end, 10);
if (end == Opts || (*end != '\0' && *end != ' '))
return Respond(500, "Use: ADDP Pid");
return m_LiveStreamer && m_LiveStreamer->SetPid(pid, true)
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? Respond(220, "Pid %d available", pid)
: Respond(560, "Pid %d not available", pid);
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}
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bool cConnectionVTP::CmdDELP(char *Opts)
{
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int pid;
char *end;
pid = strtoul(Opts, &end, 10);
if (end == Opts || (*end != '\0' && *end != ' '))
return Respond(500, "Use: DELP Pid");
return m_LiveStreamer && m_LiveStreamer->SetPid(pid, false)
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? Respond(220, "Pid %d stopped", pid)
: Respond(560, "Pid %d not transferring", pid);
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}
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bool cConnectionVTP::CmdADDF(char *Opts)
{
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#if VDRVERSNUM >= 10300
int pid, tid, mask;
char *ep;
if (m_FilterStreamer == NULL)
return Respond(560, "Can't set filters without a filter stream");
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pid = strtol(Opts, &ep, 10);
if (ep == Opts || (*ep != ' '))
return Respond(500, "Use: ADDF Pid Tid Mask");
Opts = skipspace(ep);
tid = strtol(Opts, &ep, 10);
if (ep == Opts || (*ep != ' '))
return Respond(500, "Use: ADDF Pid Tid Mask");
Opts = skipspace(ep);
mask = strtol(Opts, &ep, 10);
if (ep == Opts || (*ep != '\0' && *ep != ' '))
return Respond(500, "Use: ADDF Pid Tid Mask");
return m_FilterStreamer->SetFilter(pid, tid, mask, true)
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? Respond(220, "Filter %d transferring", pid)
: Respond(560, "Filter %d not available", pid);
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#else
return Respond(500, "ADDF known but unimplemented with VDR < 1.3.0");
#endif
}
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bool cConnectionVTP::CmdDELF(char *Opts)
{
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#if VDRVERSNUM >= 10307
int pid, tid, mask;
char *ep;
if (m_FilterStreamer == NULL)
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return Respond(560, "Can't delete filters without a stream");
pid = strtol(Opts, &ep, 10);
if (ep == Opts || (*ep != ' '))
return Respond(500, "Use: DELF Pid Tid Mask");
Opts = skipspace(ep);
tid = strtol(Opts, &ep, 10);
if (ep == Opts || (*ep != ' '))
return Respond(500, "Use: DELF Pid Tid Mask");
Opts = skipspace(ep);
mask = strtol(Opts, &ep, 10);
if (ep == Opts || (*ep != '\0' && *ep != ' '))
return Respond(500, "Use: DELF Pid Tid Mask");
m_FilterStreamer->SetFilter(pid, tid, mask, false);
return Respond(220, "Filter %d stopped", pid);
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#else
return Respond(500, "DELF known but unimplemented with VDR < 1.3.0");
#endif
}
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bool cConnectionVTP::CmdABRT(char *Opts)
{
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uint id;
char *ep;
id = strtoul(Opts, &ep, 10);
if (ep == Opts || (*ep != '\0' && *ep != ' '))
return Respond(500, "Use: ABRT Id");
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switch (id) {
case siLive:
DELETENULL(m_LiveStreamer);
DELETENULL(m_LiveSocket);
break;
#if VDRVERSNUM >= 10300
case siLiveFilter:
DELETENULL(m_FilterStreamer);
DELETENULL(m_FilterSocket);
break;
#endif
default:
return Respond(501, "Wrong connection id %d", id);
break;
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}
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return Respond(220, "Data connection closed");
}
bool cConnectionVTP::CmdQUIT(void)
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{
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DeferClose();
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return Respond(221, "Video Disk Recorder closing connection");
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}
bool cConnectionVTP::CmdSUSP(void)
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{
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if (StreamdevServerSetup.SuspendMode == smAlways || cSuspendCtl::IsActive())
return Respond(220, "Server is suspended");
else if (StreamdevServerSetup.SuspendMode == smOffer
&& StreamdevServerSetup.AllowSuspend) {
cControl::Launch(new cSuspendCtl);
return Respond(220, "Server is suspended");
} else
return Respond(550, "Client may not suspend server");
}
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// Functions extended from SVDRP
template<class cHandler>
bool cConnectionVTP::CmdLSTX(cHandler *&Handler, char *Option)
{
if (Option != NULL) {
delete Handler;
Handler = new cHandler(this, Option);
}
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bool last, result = false;
if (Handler != NULL)
result = Handler->Next(last);
else
esyslog("ERROR: vdr streamdev: Handler in LSTX command is NULL");
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if (!result || last)
DELETENULL(Handler);
return result;
}
bool cConnectionVTP::CmdLSTE(char *Option)
{
return CmdLSTX(m_LSTEHandler, Option);
}
bool cConnectionVTP::CmdLSTC(char *Option)
{
return CmdLSTX(m_LSTCHandler, Option);
}
bool cConnectionVTP::CmdLSTT(char *Option)
{
return CmdLSTX(m_LSTTHandler, Option);
}
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// Functions adopted from SVDRP
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#define INIT_WRAPPER() bool _res
#define Reply(c,m...) _res = Respond(c,m)
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#define EXIT_WRAPPER() return _res
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bool cConnectionVTP::CmdMODT(const char *Option)
{
INIT_WRAPPER();
if (*Option) {
char *tail;
int n = strtol(Option, &tail, 10);
if (tail && tail != Option) {
tail = skipspace(tail);
cTimer *timer = Timers.Get(n - 1);
if (timer) {
cTimer t = *timer;
if (strcasecmp(tail, "ON") == 0)
t.SetFlags(tfActive);
else if (strcasecmp(tail, "OFF") == 0)
t.ClrFlags(tfActive);
else if (!t.Parse(tail)) {
Reply(501, "Error in timer settings");
EXIT_WRAPPER();
}
*timer = t;
Timers.SetModified();
isyslog("timer %s modified (%s)", *timer->ToDescr(),
timer->HasFlags(tfActive) ? "active" : "inactive");
Reply(250, "%d %s", timer->Index() + 1, *timer->ToText());
} else
Reply(501, "Timer \"%d\" not defined", n);
} else
Reply(501, "Error in timer number");
} else
Reply(501, "Missing timer settings");
EXIT_WRAPPER();
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}
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bool cConnectionVTP::CmdNEWT(const char *Option)
{
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INIT_WRAPPER();
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if (*Option) {
cTimer *timer = new cTimer;
if (timer->Parse(Option)) {
cTimer *t = Timers.GetTimer(timer);
if (!t) {
Timers.Add(timer);
Timers.SetModified();
isyslog("timer %s added", *timer->ToDescr());
Reply(250, "%d %s", timer->Index() + 1, *timer->ToText());
EXIT_WRAPPER();
} else
Reply(550, "Timer already defined: %d %s", t->Index() + 1,
*t->ToText());
} else
Reply(501, "Error in timer settings");
delete timer;
} else
Reply(501, "Missing timer settings");
EXIT_WRAPPER();
}
bool cConnectionVTP::CmdDELT(const char *Option)
{
INIT_WRAPPER();
if (*Option) {
if (isnumber(Option)) {
cTimer *timer = Timers.Get(strtol(Option, NULL, 10) - 1);
if (timer) {
if (!timer->Recording()) {
isyslog("deleting timer %s", *timer->ToDescr());
Timers.Del(timer);
Timers.SetModified();
Reply(250, "Timer \"%s\" deleted", Option);
} else
Reply(550, "Timer \"%s\" is recording", Option);
} else
Reply(501, "Timer \"%s\" not defined", Option);
} else
Reply(501, "Error in timer number \"%s\"", Option);
} else
Reply(501, "Missing timer number");
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EXIT_WRAPPER();
}
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/*bool cConnectionVTP::CmdLSTR(char *Option) {
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INIT_WRAPPER();
bool recordings = Recordings.Load();
Recordings.Sort();
if (*Option) {
if (isnumber(Option)) {
cRecording *recording = Recordings.Get(strtol(Option, NULL, 10) - 1);
if (recording) {
if (recording->Summary()) {
char *summary = strdup(recording->Summary());
Reply(250, "%s", strreplace(summary,'\n','|'));
free(summary);
}
else
Reply(550, "No summary availabe");
}
else
Reply(550, "Recording \"%s\" not found", Option);
}
else
Reply(501, "Error in recording number \"%s\"", Option);
}
else if (recordings) {
cRecording *recording = Recordings.First();
while (recording) {
Reply(recording == Recordings.Last() ? 250 : -250, "%d %s", recording->Index() + 1, recording->Title(' ', true));
recording = Recordings.Next(recording);
}
}
else
Reply(550, "No recordings available");
EXIT_WRAPPER();
}
bool cConnectionVTP::CmdDELR(char *Option) {
INIT_WRAPPER();
if (*Option) {
if (isnumber(Option)) {
cRecording *recording = Recordings.Get(strtol(Option, NULL, 10) - 1);
if (recording) {
if (recording->Delete())
Reply(250, "Recording \"%s\" deleted", Option);
else
Reply(554, "Error while deleting recording!");
}
else
Reply(550, "Recording \"%s\" not found%s", Option, Recordings.Count() ? "" : " (use LSTR before deleting)");
}
else
Reply(501, "Error in recording number \"%s\"", Option);
}
else
Reply(501, "Missing recording number");
EXIT_WRAPPER();
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}*/
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bool cConnectionVTP::Respond(int Code, const char *Message, ...)
{
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char *buffer;
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va_list ap;
va_start(ap, Message);
vasprintf(&buffer, Message, ap);
va_end(ap);
cString str(buffer, true);
if (Code >= 0 && m_LastCommand != NULL) {
free(m_LastCommand);
m_LastCommand = NULL;
}
return cServerConnection::Respond("%03d%c%s", Code >= 0,
Code < 0 ? -Code : Code,
Code < 0 ? '-' : ' ', buffer);
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}