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-rw-r--r--frontend_svr.c1858
1 files changed, 0 insertions, 1858 deletions
diff --git a/frontend_svr.c b/frontend_svr.c
deleted file mode 100644
index fff96e55..00000000
--- a/frontend_svr.c
+++ /dev/null
@@ -1,1858 +0,0 @@
-/*
- * frontend_svr.c: server for remote frontends
- *
- * See the main source file 'xineliboutput.c' for copyright information and
- * how to reach the author.
- *
- * $Id: frontend_svr.c,v 1.82 2009-09-28 12:22:14 phintuka Exp $
- *
- */
-
-#define __STDC_FORMAT_MACROS
-#include <inttypes.h>
-
-#include <stdlib.h>
-#include <string.h>
-#include <stdio.h>
-#include <sys/types.h>
-#include <unistd.h>
-#include <time.h>
-#include <arpa/inet.h>
-#include <netinet/in.h>
-#include <netdb.h>
-#include <sys/ioctl.h>
-#include <sys/socket.h>
-#include <netinet/tcp.h>
-
-#include <vdr/config.h>
-#include <vdr/tools.h>
-#include <vdr/plugin.h>
-
-#include "logdefs.h"
-#include "config.h"
-
-#include "xine_input_vdr_net.h" // stream header(s)
-#include "xine_osd_command.h" // osd commands
-
-#include "tools/cxsocket.h"
-#include "tools/future.h"
-#include "tools/backgroundwriter.h"
-#include "tools/udp_pes_scheduler.h"
-#include "tools/http.h"
-#include "tools/vdrdiscovery.h"
-#include "tools/sdp.h"
-
-#include "frontend_svr.h"
-#include "device.h"
-#include "osd.h"
-
-#define MAX_OSD_TIMEOUTS (25*5) /* max. rate 25 updates/s -> at least 5 seconds */
-#define LOG_OSD_BANDWIDTH (128*1024) /* log messages if OSD bandwidth > 1 Mbit/s */
-
-#define PLAYFILE_CTRL_TIMEOUT 300 /* ms */
-#define PLAYFILE_TIMEOUT 20000 /* ms */
-
-#undef MIN
-#define MIN(a,b) ( (a) < (b) ? (a) : (b))
-
-typedef struct {
- int Size;
- uchar *Data;
-} grab_result_t;
-
-class cStcFuture : public cFuture<int64_t> {};
-class cReplyFuture : public cFuture<int>, public cListObject {};
-class cGrabReplyFuture : public cFuture<grab_result_t>, public cListObject {};
-class cCmdFutures : public cHash<cReplyFuture> {};
-
-
-//----------------------------- cXinelibServer --------------------------------
-
-// (control stream) connection types
-enum {
- ctDetecting = 0x00,
- ctControl = 0x01,
- ctHttp = 0x02,
- ctRtsp = 0x04, // TCP/RTSP + UDP/RTP
- ctRtspMux = 0x08 // TCP: multiplexed RTSP control + RTP/RTCP data/control
-};
-
-// (data) connection types
-enum {
- dtPipe = 0x01,
- dtTcp = 0x02,
- dtUdp = 0x04,
- dtRtp = 0x08,
- dtHttp = 0x10,
- dtRtspMux = 0x20,
-};
-
-// (data) connection properties
-#define DATA_STREAM(dt) ((dt) & (dtPipe | dtTcp | dtHttp | dtRtspMux))
-#define DATA_DATAGRAM(dt) ((dt) & (dtUdp | dtRtp))
-#define DATA_NOPOLL(dt) ((dt) & (dtHttp | dtRtspMux))
-#define DATA_NOCONTROL(dt) ((dt) & (dtHttp | dtRtspMux))
-
-cXinelibServer::cXinelibServer(int listen_port) :
- cXinelibThread("Remote decoder/display server (cXinelibServer)")
-{
- int i;
- for(i=0; i<MAXCLIENTS; i++) {
- fd_data[i] = -1;
- m_OsdTimeouts[i] = 0;
- m_Writer[i] = NULL;
- m_State[i] = NULL;
- m_bMulticast[i] = 0;
- m_bConfigOk[i] = false;
- m_bUdp[i] = 0;
- m_ConnType[i] = ctDetecting;
- }
-
- m_Port = listen_port;
- m_ServerId = time(NULL) ^ getpid();
-
- fd_listen = -1;
- fd_discovery = -1;
-
- m_iMulticastMask = 0;
- m_MasterCli = -1;
-
- m_Master = false;
-
- m_Scheduler = new cUdpScheduler;
- m_StcFuture = new cStcFuture;
- m_Futures = new cCmdFutures;
-
- cString Base(cPlugin::ConfigDirectory());
- if(*Base)
- m_PipesDir = cString::sprintf("%s/xineliboutput/pipes.%d", *Base, getpid());
- else
- m_PipesDir = cString::sprintf("/tmp/xineliboutput/pipes.%d", getpid());
-
- m_Token = 1;
-
- m_Header = NULL;
- m_HeaderLength = 0;
- m_HeaderSize = 0;
-}
-
-cXinelibServer::~cXinelibServer()
-{
- int i;
-
- Cancel(-1);
-
- CLOSESOCKET(fd_listen);
- CLOSESOCKET(fd_discovery);
-
- cHttpStreamer::CloseAll();
-
- for(i=0; i<MAXCLIENTS; i++)
- CloseConnection(i);
-
- Cancel(3);
-
- delete m_StcFuture;
- delete m_Futures;
- delete m_Scheduler;
-
- free(m_Header);
-}
-
-void cXinelibServer::Clear(void)
-{
- TRACEF("cXinelibServer::Clear");
-
- LOCK_THREAD;
-
- SetHeader(NULL, 0, true);
-
- for(int i = 0; i < MAXCLIENTS; i++)
- if(fd_control[i].open() && m_Writer[i])
- m_Writer[i]->Clear();
-
- if(m_Scheduler)
- m_Scheduler->Clear();
-
- cXinelibThread::Clear();
-}
-
-void cXinelibServer::CloseDataConnection(int cli)
-{
- if(m_bUdp[cli] && fd_data[cli]>=0)
- m_Scheduler->RemoveHandle(fd_data[cli]);
-
- CLOSESOCKET(fd_data[cli]);
-
- if(m_Writer[cli]) {
- delete m_Writer[cli];
- m_Writer[cli] = NULL;
- }
-
- m_bUdp[cli] = false;
- m_bMulticast[cli] = false;
- m_bConfigOk[cli] = false;
-
- m_iMulticastMask &= ~(1<<cli);
-
- if(!m_iMulticastMask && !xc.remote_rtp_always_on)
- m_Scheduler->RemoveRtp();
-}
-
-void cXinelibServer::CloseConnection(int cli)
-{
- CloseDataConnection(cli);
- if(fd_control[cli].open()) {
- LOGMSG("Closing connection %d", cli);
- fd_control[cli].close();
- if(m_State[cli]) {
- delete m_State[cli];
- m_State[cli] = NULL;
- }
- cXinelibDevice::Instance().ForcePrimaryDevice(false);
- }
-}
-
-static int recompress_osd_net(uint8_t *raw, xine_rle_elem_t *data, int elems)
-{
- uint8_t *raw0 = raw;
- for(int i=0; i<elems; i++) {
- uint16_t len = data[i].len;
- uint16_t color = data[i].color;
- if(len >= 0x80) {
- *(raw++) = (len>>8) | 0x80;
- *(raw++) = (len & 0xff);
- } else {
- *(raw++) = (len & 0x7f);
- }
- *(raw++) = color;
- }
- return (raw-raw0);
-}
-
-static int write_osd_command(cxSocket& s, osd_command_t *cmd)
-{
- cxPoller p(s, true);
- if(!p.Poll(100)) {
- LOGMSG("write_osd_command: poll failed, OSD send skipped");
- return 0;
- }
-
- ssize_t max = s.tx_buffer_free();
- ssize_t size = (ssize_t)8 +
- (ssize_t)(sizeof(osd_command_t)) +
- (ssize_t)(sizeof(xine_clut_t) * ntohl(cmd->colors)) +
- (ssize_t)(ntohl(cmd->datalen));
-
- if(max > 0 && max < MIN(size, 32768)) {
-/* #warning TODO: buffer latest failed OSD and retry
- -> skipped OSDs can be left out but
- latest will be always delivered */
- LOGMSG("write_osd_command: socket buffer full, OSD send skipped (got %d ; need %d",
- (int)max, (int)size);
- return 0;
- }
-
- cmd->size = sizeof(osd_command_t);
-
- if(8 != s.write("OSDCMD\r\n", 8, 100)) {
- LOGDBG("write_osd_command: write (command) failed");
- return -1;
- }
- if((ssize_t)sizeof(osd_command_t) !=
- s.write(cmd, sizeof(osd_command_t), 100)) {
- LOGDBG("write_osd_command: write (data) failed");
- return -1;
- }
- if(cmd->palette && cmd->colors &&
- (ssize_t)(sizeof(xine_clut_t)*ntohl(cmd->colors)) !=
- s.write(cmd->palette, sizeof(xine_clut_t)*ntohl(cmd->colors), 100)) {
- LOGDBG("write_osd_command: write (palette) failed");
- return -1;
- }
- if(cmd->data && cmd->datalen &&
- (ssize_t)ntohl(cmd->datalen) != s.write(cmd->data, ntohl(cmd->datalen), 300)) {
- LOGDBG("write_osd_command: write (bitmap) failed");
- return -1;
- }
- return 1;
-}
-
-void cXinelibServer::OsdCmd(void *cmd_gen)
-{
- TRACEF("cXinelibServer::OsdCmd");
- int i;
-
- LOCK_THREAD;
-
- // check if there are any clients
- if(!HasClients())
- return;
-
- if(cmd_gen) {
- osd_command_t *cmd = (osd_command_t*)cmd_gen;
- osd_command_t cmdnet;
- memcpy(&cmdnet, cmd, sizeof(osd_command_t));
- if (cmd->data) {
- cmdnet.raw_data = (uint8_t *)malloc(cmd->datalen);
- cmdnet.datalen = recompress_osd_net(cmdnet.raw_data, cmd->data, cmd->num_rle);
- }
- // -> network byte order
- hton_osdcmd(cmdnet);
-
- for(i = 0; i < MAXCLIENTS; i++) {
- if(fd_control[i].open() && m_bConfigOk[i]) {
- int r = write_osd_command(fd_control[i], &cmdnet);
- if(r < 0) {
- LOGMSG("Send OSD command failed, closing connection");
- CloseConnection(i);
- } else if(r == 0) {
- if(m_OsdTimeouts[i]++ > MAX_OSD_TIMEOUTS) {
- LOGMSG("Too many OSD timeouts, dropping client");
- CloseConnection(i);
- }
- } else {
- m_OsdTimeouts[i] = 0;
- }
- }
- }
-
- free(cmdnet.data);
-
-#ifdef LOG_OSD_BANDWIDTH
- {
- static int64_t timer = 0LL;
- static int bytes = 0;
- int64_t now = cTimeMs::Now();
-
- if(timer + 5000LL < now) {
- timer = now;
- bytes = 0;
- } else if(timer + 1000LL < now) {
- bytes = bytes / (((int)(now - timer)) / 1000);
- if(bytes > LOG_OSD_BANDWIDTH)
- LOGMSG("OSD bandwidth: %d bytes/s (%d kbit/s)", bytes, bytes*8/1024);
- timer = now;
- bytes = 0;
- }
- bytes += sizeof(osd_command_t) + ntohl(cmdnet.datalen);
- }
-#endif
- }
-}
-
-int64_t cXinelibServer::GetSTC(void)
-{
- Lock();
-
- // check if there are any clients
- if(!HasClients()) {
- Unlock();
- return -1ULL;
- }
-
- // Query client(s)
- m_StcFuture->Reset();
- Xine_Control("GETSTC");
-
- Unlock();
-
- if(! m_StcFuture->Wait(200)) {
- LOGMSG("cXinelibServer::GetSTC timeout (200ms)");
- return -1ULL;
- }
-
- //if(delay.Elapsed() > 0 && !is_Paused)
- // LOGMSG("GetSTC: compensating network delay by %s ticks (ms)\n",
- // delay.Elapsed()*90000/2, delay.Elapsed()/2);
-
- return m_StcFuture->Value() /*+ (delay.Elapsed()*90000/2*/;
-}
-
-void cXinelibServer::SetHeader(const uchar *Data, int Length, bool Reset)
-{
- LOCK_THREAD; // Lock control thread out
-
- if (Reset)
- m_HeaderLength = 0;
-
- if (m_HeaderSize < m_HeaderLength + Length) {
- if (!m_Header) {
- m_HeaderSize = Length;
- m_Header = (uchar*)malloc(m_HeaderSize);
- } else {
- m_HeaderSize = m_HeaderLength + Length;
- m_Header = (uchar*)realloc(m_Header, m_HeaderSize);
- }
- }
-
- if (m_Header && Data) {
- memcpy(m_Header + m_HeaderLength, Data, Length);
- m_HeaderLength += Length;
- }
-}
-
-int cXinelibServer::Play_PES(const uchar *data, int len)
-{
- int TcpClients = 0, UdpClients = 0, RtpClients = 0;
-
- LOCK_THREAD; // Lock control thread out
-
- for(int i=0; i<MAXCLIENTS; i++) {
- if(fd_control[i].open()) {
- if((m_bConfigOk[i] && fd_data[i] >= 0) ||
- m_ConnType[i] & (ctHttp|ctRtsp)) {
-
- if(m_bUdp[i]) {
-
- UdpClients++;
-
- } else if(m_Writer[i]) {
-
- int result = m_Writer[i]->Put(m_StreamPos, data, len);
- if(!result) {
- LOGMSG("cXinelibServer::Play_PES Write/Queue error (TCP/PIPE)");
- CloseConnection(i);
- } else if(result<0) {
- LOGMSG("cXinelibServer::Play_PES Buffer overflow (TCP/PIPE)");
- if(m_ConnType[i] == ctHttp)
- m_Writer[i]->Clear();
- }
-
- TcpClients++;
- }
- }
- }
- }
-
- RtpClients = (m_iMulticastMask || xc.remote_rtp_always_on);
-
- if(UdpClients || RtpClients)
- if(! m_Scheduler->Queue(m_StreamPos, data, len))
- LOGMSG("cXinelibServer::Play_PES Buffer overflow (UDP/RTP)");
-
- if(TcpClients || UdpClients || RtpClients)
- cXinelibThread::Play_PES(data, len);
-
- return len;
-}
-
-void cXinelibServer::SetHDMode(bool On)
-{
- cXinelibThread::SetHDMode(On);
-#if 0
- /*#warning TODO*/
- LOCK_THREAD;
-
- int i;
- for(i=0; i<MAXCLIENTS; i++)
- if(m_Writer[i])
- m_Writer[i]->SetBuffer(On ? 2048 : 512);
- m_Scheduler->SetWindow(On ? 512 : 128);
-#endif
-}
-
-int cXinelibServer::Poll(cPoller &Poller, int TimeoutMs)
-{
- // in live mode transponder clock is the master ...
- // in replay mode local frontend (if present) is master
- if(m_bLiveMode || (*xc.local_frontend && strncmp(xc.local_frontend, "none", 4))) {
- if(m_Scheduler->Clients())
- return m_Scheduler->Poll(TimeoutMs, m_Master = false);
- return DEFAULT_POLL_SIZE;
- }
-
- // replay mode:
- do {
- Lock();
- m_Master = true;
- int Free = 0xfffff, FreeHttp = 0xfffff, FreeUdp = 0;
- int Clients = 0, Http = 0, Udp = 0;
- for(int i=0; i<MAXCLIENTS; i++) {
- if(fd_control[i].open()) {
- if(m_bConfigOk[i]) {
- if(m_Writer[i])
- Free = min(Free, m_Writer[i]->Free());
- else if(m_bUdp[i])
- Udp++;
- Clients++;
- } else if(m_ConnType[i] & (ctHttp|ctRtspMux)) {
- if(m_Writer[i]) {
- FreeHttp = min(FreeHttp, m_Writer[i]->Free());
- Http++;
- }
- }
- }
- }
- if(m_iMulticastMask) {
- Clients++;
- Udp++;
- }
-
- /* select master timing source for replay mode */
- int master = -1;
- if(Clients && !Udp) {
- for(int i=0; i<MAXCLIENTS; i++)
- if(fd_control[i].open() && m_bConfigOk[i] && m_Writer[i]) {
- master = i;
- break;
- }
- }
- if(master != m_MasterCli) {
- if(m_MasterCli >= 0)
- Xine_Control("MASTER 0");
- if(master >= 0)
- fd_control[master].write_cmd("MASTER 1\r\n");
- m_MasterCli = master;
- }
-
- Unlock();
-
- if(!Clients && !Http) {
- // live mode runs even if there are no clients
- if(m_bLiveMode)
- return DEFAULT_POLL_SIZE;
- // replay is paused when no clients
- if(TimeoutMs>0)
- cCondWait::SleepMs(TimeoutMs);
- return 0;
- }
-
- // in replay mode cUdpScheduler is master timing source
- if( Free < 8128 ||
- ((FreeUdp = m_Scheduler->Poll(TimeoutMs, true)) < 1) ||
- (!Clients && FreeHttp < 8128)) {
-
- if(TimeoutMs > 0)
- cCondWait::SleepMs(min(TimeoutMs, 5));
- TimeoutMs -= 5;
-
- } else {
- Free = min(Free, FreeHttp) / 2070;
- Free = min(Free, FreeUdp);
- return max(0, Free);
- }
-
- } while(TimeoutMs > 0);
-
- return 0;
-}
-
-bool cXinelibServer::Flush(int TimeoutMs)
-{
- int result = true;
-
- if(m_Scheduler)
- result = m_Scheduler->Flush(TimeoutMs) && result;
-
- for(int i=0; i<MAXCLIENTS; i++)
- if(fd_control[i].open() && fd_data[i]>=0 && m_Writer[i])
- result = m_Writer[i]->Flush(TimeoutMs) && result;
-
- if(TimeoutMs > 50)
- TimeoutMs = 50;
-
- if(result) {
- cString tmp = cString::sprintf("FLUSH %d %" PRIu64 " %d",
- TimeoutMs, m_StreamPos, m_Frames);
- result = (PlayFileCtrl(tmp)) <= 0 && result;
- }
-
- return result;
-}
-
-int cXinelibServer::Xine_Control(const char *cmd)
-{
- TRACEF("cXinelibServer::Xine_Control");
-
- if(cmd && *cmd) {
- char buf[4096];
- int len = snprintf(buf, sizeof(buf), "%s\r\n", cmd);
- if(len >= (int)sizeof(buf)) {
- LOGMSG("Xine_Control: command truncated !");
- //len = sizeof(buf);
- return 0;
- }
-
- LOCK_THREAD;
-
- for(int i=0; i<MAXCLIENTS; i++)
- if(fd_control[i].open() && (fd_data[i]>=0 || m_bMulticast[i]) && m_bConfigOk[i])
- if(len != fd_control[i].write(buf, len, 100)) {
- LOGMSG("Control send failed (%s), dropping client", cmd);
- CloseConnection(i);
- }
- }
-
- return 1;
-}
-
-int cXinelibServer::Xine_Control_Sync(const char *cmd)
-{
- TRACEF("cXinelibServer::Xine_Control_Sync");
-
- if(cmd && *cmd) {
- int i, len, UdpClients = 0, RtpClients = 0;
- char buf[256];
-
- len = snprintf(buf, sizeof(buf), "%s\r\n", cmd) + 1;
- if(len >= (int)sizeof(buf)) {
- LOGMSG("Xine_Control_Sync: command truncated ! (%s)", cmd);
- len = sizeof(buf);
- }
-
- LOCK_THREAD;
-
- for(i=0; i<MAXCLIENTS; i++)
- if(fd_control[i].open() && m_bConfigOk[i]) {
- if(fd_data[i] >= 0) {
- if(m_bUdp[i])
- UdpClients++;
- else if(m_Writer[i])
- m_Writer[i]->Put((uint64_t)(-1ULL), (const uchar*)buf, len);
- }
- }
-
- RtpClients = (m_iMulticastMask || xc.remote_rtp_always_on);
-
- if(UdpClients || RtpClients)
- if(! m_Scheduler->Queue((uint64_t)(-1ULL), (const uchar*)buf, len))
- LOGMSG("cXinelibServer::Xine_Control_Sync overflow (UDP/RTP)");
- }
-
- return 1;
-}
-
-void cXinelibServer::TrickSpeed(int Speed)
-{
- if(Speed == 0) {
- m_Scheduler->Pause(true);
- } else {
- m_Scheduler->Pause(false);
- m_Scheduler->TrickSpeed(Speed == -1 ? 1 : Speed);
- }
-
- cXinelibThread::TrickSpeed(Speed);
-}
-
-bool cXinelibServer::EndOfStreamReached(void)
-{
- LOCK_THREAD;
-
- /* Check if there are any clients */
- if(!HasClients())
- return true;
-
- return cXinelibThread::EndOfStreamReached();
-}
-
-int cXinelibServer::AllocToken(void)
-{
- LOCK_THREAD;
-
- m_Token = (m_Token+1) & 0xffff;
-
- cXinelibThread::Xine_Control((const char *)"TOKEN", m_Token);
-
- return m_Token;
-}
-
-bool cXinelibServer::HasClients(void)
-{
- LOCK_THREAD;
-
- int i;
- for(i=0; i<MAXCLIENTS; i++)
- if(fd_control[i].open() && m_bConfigOk[i])
- return true;
-
- return false;
-}
-
-int cXinelibServer::PlayFileCtrl(const char *Cmd, int TimeoutMs)
-{
- /* Check if there are any clients */
- if(!HasClients()) {
- cHttpStreamer::CloseAll();
- return -1;
- }
-
- bool bPlayfile = false /*, bGet = false, bFlush = false*/;
- if((!strncmp(Cmd, "FLUSH", 5) /*&& (bFlush=true)*/) ||
- (!strncmp(Cmd, "PLAYFILE", 8) && (bPlayfile=true)) ||
- (!strncmp(Cmd, "GET", 3) /*&& (bGet=true)*/)) { // GETPOS, GETLENGTH, ...
-
- Lock();
-
- /* Get token, send it to client and set future for it */
- int token = AllocToken();
- cReplyFuture future;
- m_Futures->Add(&future, token);
-
- /* Send actual command */
- cXinelibThread::PlayFileCtrl(Cmd);
-
- Unlock();
-
- /* When server thread get REPLY %d %d (first %d == token, second returned value)
- * it sets corresponding future (by token; if found) in list
- * and removes it from list.
- */
-
-#ifdef XINELIBOUTPUT_DEBUG
- int64_t t = cTimeMs::Now();
-#endif
-
- if(TimeoutMs < 0)
- TimeoutMs = bPlayfile ? PLAYFILE_TIMEOUT : PLAYFILE_CTRL_TIMEOUT;
-
- future.Wait(TimeoutMs);
-
- Lock();
- m_Futures->Del(&future, token);
- Unlock();
-
- if(!future.IsReady()) {
- LOGMSG("cXinelibServer::PlayFileCtrl: Timeout (%s , %d ms) %d", Cmd, TimeoutMs, token);
- return -1;
- }
-
- TRACE("cXinelibServer::PlayFileCtrl("<<Cmd<<"): result=" << future.Value()
- << " delay: " << (int)(cTimeMs::Now()-t) << "ms");
-
- if(bPlayfile)
- m_bEndOfStreamReached = false;
-
- return future.Value();
- }
-
- bool result = cXinelibThread::PlayFileCtrl(Cmd);
- if(!*m_FileName)
- cHttpStreamer::CloseAll();
- return result;
-}
-
-
-bool cXinelibServer::Listen(int listen_port)
-{
- LOCK_THREAD;
-
- bool result = false;
- TRACEF("cXinelibServer::Listen");
-
- if(listen_port <= 0 || listen_port > 0xffff) {
- CLOSESOCKET(fd_listen);
- CLOSESOCKET(fd_discovery);
- if(m_Scheduler)
- m_Scheduler->RemoveRtp();
- cHttpStreamer::CloseAll();
- LOGMSG("Not listening for remote connections");
- return false;
- }
-
- if(fd_listen<0 || listen_port != m_Port) {
- m_Port = listen_port;
- CLOSESOCKET(fd_listen);
-
- int iReuse = 1;
- struct sockaddr_in name;
- name.sin_family = AF_INET;
- name.sin_addr.s_addr = htonl(INADDR_ANY);
- name.sin_port = htons(m_Port);
-
- if(xc.remote_local_ip[0]) {
- uint32_t ip = inet_addr(xc.remote_local_ip);
- if(ip != INADDR_NONE) {
- char txt[128];
- name.sin_addr.s_addr = ip;
- LOGDBG("Binding server to %s", cxSocket::ip2txt(name.sin_addr.s_addr, htons(m_Port), txt));
- } else {
- LOGERR("Local interface address %s is invalid !", xc.remote_local_ip);
- }
- }
- fd_listen = socket(PF_INET,SOCK_STREAM,0);
- setsockopt(fd_listen, SOL_SOCKET, SO_REUSEADDR, &iReuse, sizeof(int));
-
- if (bind(fd_listen, (struct sockaddr *)&name, sizeof(name)) < 0) {
- LOGERR("cXinelibServer: bind error %s port %d: %s",
- xc.remote_local_ip[0] ? xc.remote_local_ip : "",
- m_Port, strerror(errno));
- CLOSESOCKET(fd_listen);
- } else if(listen(fd_listen, MAXCLIENTS)) {
- LOGERR("cXinelibServer: listen error (port %d): %s",
- m_Port, strerror(errno));
- CLOSESOCKET(fd_listen);
- } else {
- LOGMSG("Listening on port %d", m_Port);
- result = true;
- }
- } else {
- result = true;
- }
-
- // set listen for discovery messages
- CLOSESOCKET(fd_discovery);
- if(xc.remote_usebcast) {
- fd_discovery = udp_discovery_init();
- if(udp_discovery_broadcast(fd_discovery, m_Port, xc.remote_local_ip) < 0)
- CLOSESOCKET(fd_discovery);
- else
- LOGMSG("Listening for UDP broadcasts on port %d", m_Port);
- }
-
- // set up multicast sockets
-
- if(m_Scheduler)
- m_Scheduler->RemoveRtp();
-
- if(xc.remote_usertp) {
- if(xc.remote_rtp_always_on)
- LOGMSG("WARNING: RTP Configuration: transmission is always on !");
- if(xc.remote_rtp_always_on || m_iMulticastMask)
- m_Scheduler->AddRtp();
- }
-
- return result;
-}
-
-uchar *cXinelibServer::GrabImage(int &Size, bool Jpeg,
- int Quality, int SizeX, int SizeY)
-{
- cGrabReplyFuture future;
- uchar *result = NULL;
- cString cmd;
-
- cmd = cString::sprintf("GRAB %s %d %d %d\r\n",
- Jpeg ? "JPEG" : "PNM",
- Quality, SizeX, SizeY);
-
- Lock();
-
- /* Check if there are any clients */
- if(!HasClients()) {
- Unlock();
- return NULL;
- }
-
- int token = AllocToken();
- m_Futures->Add(&future, token);
-
- // might be better to request image from one client only (?)
- Xine_Control(cmd);
-
- Unlock();
-
- if(future.Wait(5000)) {
- grab_result_t r = future.Value();
- if((Size = r.Size) > 0) {
- LOGDBG("cXinelibServer::GrabImage: image size is %d bytes", Size);
- result = r.Data;
- } else {
- LOGMSG("cXinelibServer::Grab: Grab failed (%d)", Size);
- }
- } else {
- LOGMSG("cXinelibServer::Grab: Timeout (5000 ms)");
- }
-
- Lock();
- m_Futures->Del(&future, token);
- Unlock();
-
- return result;
-}
-
-//
-// (Client) Control message handling
-//
-
-void cXinelibServer::Handle_Control_PIPE(int cli, const char *arg)
-{
- LOGDBG("Trying PIPE connection ...");
-
- CloseDataConnection(cli);
-
- //
- // TODO: client should create pipe; waiting here is not good thing ...
- //
-
- if(!xc.remote_usepipe) {
- LOGMSG("PIPE transport disabled in configuration");
- fd_control[cli].write_cmd("PIPE: Pipe transport disabled in config.\r\n");
- return;
- }
-
- MakeDirs(m_PipesDir, true);
-
- int i;
- cString pipeName;
- for(i=0; i<10; i++) {
- pipeName = cString::sprintf("%s/pipe.%d", *m_PipesDir, i);
- if(mknod(pipeName, 0644|S_IFIFO, 0) < 0) {
- unlink(pipeName);
- continue;
- }
- else
- break;
- }
- if(i>=10) {
- LOGERR("Pipe creation failed (%s)", *pipeName);
- RemoveFileOrDir(m_PipesDir, false);
- fd_control[cli].write_cmd("PIPE: Pipe creation failed.\r\n");
- return;
- }
-
- fd_control[cli].printf("PIPE %s\r\n", *pipeName);
-
- cxPoller poller(fd_control[cli]);
- poller.Poll(500); /* quite short time ... */
-
- int fd;
- if((fd = open(pipeName, O_WRONLY|O_NONBLOCK)) < 0) {
- LOGDBG("Pipe not opened by client");
- /*write_cmd(fd_control[cli], "PIPE NONE\r\n");*/
- unlink(pipeName);
- RemoveFileOrDir(m_PipesDir, false);
- return;
- }
-
- fcntl(fd, F_SETFL, fcntl(fd, F_GETFL)|O_NONBLOCK);
-
- //LOGDBG("cXinelibServer::Handle_Control: pipe %s open", pipeName);
-
- unlink(pipeName); /* safe to remove now, both ends are open or closed. */
- RemoveFileOrDir(m_PipesDir, false);
- fd_control[cli].write_cmd("PIPE OK\r\n");
-
- if (m_Writer[cli])
- delete m_Writer[cli];
- m_Writer[cli] = new cTcpWriter(fd);
-
- if (m_Header)
- m_Writer[cli]->Put(0, m_Header, m_HeaderLength);
-
- fd_data[cli] = fd;
-}
-
-
-void cXinelibServer::Handle_Control_DATA(int cli, const char *arg)
-{
- int clientId = -1;
- unsigned int ipc, portc;
-
- LOGDBG("Data connection (TCP) requested");
-
- CloseDataConnection(cli);
-
- if(!xc.remote_usetcp) {
- LOGMSG("TCP transports disabled in configuration");
- fd_control[cli].write_cmd("TCP: TCP transport disabled in config.\r\n");
- CloseConnection(cli); /* actually closes the new data connection */
- return;
- }
-
- /* validate client ID */
- if(3 != sscanf(arg, "%d 0x%x:%d", &clientId, &ipc, &portc) ||
- clientId < 0 ||
- clientId >= MAXCLIENTS ||
- !fd_control[clientId].open()) {
- fd_control[cli].write_cmd("TCP: Error in request (ClientId).\r\n");
- LOGDBG("Invalid data connection (TCP) request");
- /* close only new data connection, no control connection */
- CloseConnection(cli);
- return;
- }
-
- /* check client IP's */
- struct sockaddr_in sinc, sind;
- socklen_t len = sizeof(sinc);
- sinc.sin_addr.s_addr = 0;
- sind.sin_addr.s_addr = ~0;
- fd_control[cli].getpeername((struct sockaddr *)&sind, &len);
- fd_control[clientId].getpeername((struct sockaddr *)&sinc, &len);
- if(sinc.sin_addr.s_addr != sind.sin_addr.s_addr) {
- fd_control[cli].write_cmd("TCP: Error in request (IP does not match).\r\n");
- LOGMSG("Invalid data connection (TCP) request: IP does not match: ctrl %x, data %x",
- (unsigned int)sinc.sin_addr.s_addr, (unsigned int)sind.sin_addr.s_addr);
- CloseConnection(cli);
- return;
- }
- if(htonl(ipc) != sinc.sin_addr.s_addr || htons(portc) != sinc.sin_port) {
- fd_control[cli].write_cmd("TCP: Error in request (invalid IP:port).\r\n");
- LOGMSG("Invalid data connection (TCP) request: control IP:port does not match"
- "control: %x:%d client: %x:%d",
- (unsigned int)sinc.sin_addr.s_addr, (unsigned int)sinc.sin_port,
- (unsigned int)htonl(ipc), (unsigned int)htons(portc));
- CloseConnection(cli);
- return;
- }
-
- /* close old data connection */
- CloseDataConnection(clientId);
-
- /* change connection type */
-
- fd_control[cli].write_cmd("DATA\r\n");
- fd_data[clientId] = fd_control[cli].handle(true);
-
- cli = clientId;
-
- if (m_Writer[cli])
- delete m_Writer[cli];
- m_Writer[cli] = new cTcpWriter(fd_data[cli]);
-
- if (m_Header)
- m_Writer[cli]->Put(0, m_Header, m_HeaderLength);
-
- /* not anymore control connection, so dec primary device reference counter */
- cXinelibDevice::Instance().ForcePrimaryDevice(false);
-}
-
-void cXinelibServer::Handle_Control_RTP(int cli, const char *arg)
-{
- LOGDBG("Trying RTP connection ...");
-
- CloseDataConnection(cli);
-
- if(!xc.remote_usertp) {
- fd_control[cli].write_cmd("RTP: RTP transport disabled in configuration.\r\n");
- LOGMSG("RTP transports disabled");
- return;
- }
-
- fd_control[cli].printf("RTP %s:%d\r\n", xc.remote_rtp_addr, xc.remote_rtp_port);
-
- if(!m_iMulticastMask && !xc.remote_rtp_always_on)
- m_Scheduler->AddRtp();
-
- m_bMulticast[cli] = true;
- m_iMulticastMask |= (1<<cli);
-
- // Send padding packet before header (PAT/PMT).
- // Client uses first received UDP/RTP packet to test connection.
- m_Scheduler->QueuePadding();
- if (m_Header)
- m_Scheduler->Queue(0, m_Header, m_HeaderLength);
-}
-
-void cXinelibServer::Handle_Control_UDP(int cli, const char *arg)
-{
- LOGDBG("Trying UDP connection ...");
-
- CloseDataConnection(cli);
-
- if(!xc.remote_useudp) {
- fd_control[cli].write_cmd("UDP: UDP transport disabled in configuration.\r\n");
- LOGMSG("UDP transport disabled in configuration");
- return;
- }
-
- int fd = sock_connect(fd_control[cli].handle(), atoi(arg), SOCK_DGRAM);
- if(fd < 0) {
- LOGERR("socket() for UDP failed");
- fd_control[cli].write_cmd("UDP: Socked failed.\r\n");
- return;
- }
-
- fd_control[cli].write_cmd("UDP OK\r\n");
- m_bUdp[cli] = true;
- fd_data[cli] = fd;
- m_Scheduler->AddHandle(fd);
-
- // Send padding packet before header (PAT/PMT).
- // Client uses first received UDP/RTP packet to test connection.
- m_Scheduler->QueuePadding();
- if (m_Header)
- m_Scheduler->Queue(0, m_Header, m_HeaderLength);
-}
-
-void cXinelibServer::Handle_Control_KEY(int cli, const char *arg)
-{
- TRACE("cXinelibServer received KEY " << buf);
-
- if(!xc.remote_keyboard) {
- LOGMSG("Handle_Control_KEY(%s): Remote keyboard disabled in config", arg);
- return;
- }
-
- char buf[256], *pt, *key;
- bool repeat = false, release = false;
- strn0cpy(buf, arg, sizeof(buf));
-
- size_t n = *buf ? strlen(buf)-1 : 0;
- while(n && buf[n]==' ') buf[n--]=0; /* trailing spaces */
- if(NULL != (key=strchr(buf, ' '))) {
- while(*key == ' ')
- *(key++) = 0;
- if(NULL != (pt = strchr(key, ' '))) {
- *(pt++) = 0;
- if(strstr(pt, "Repeat"))
- repeat = true;
- if(strstr(pt, "Release"))
- release = true;
- }
- cXinelibThread::KeypressHandler(buf, key, repeat, release);
- } else {
- cXinelibThread::KeypressHandler(NULL, buf, repeat, release);
- }
-}
-
-void cXinelibServer::Handle_Control_CONFIG(int cli)
-{
- m_bConfigOk[cli] = true;
-
- fd_control[cli].set_nodelay(true);
-
- fd_control[cli].printf("NOVIDEO %d\r\nLIVE %d\r\n",
- m_bNoVideo?1:0, m_bLiveMode?1:0);
-
- SetVolume(m_Volume);
-
- Configure();
-
- fd_control[cli].write_cmd("CLEAR\r\n");
-
- if(m_bPlayingFile && *m_FileName) {
- Unlock();
- int pos = cXinelibDevice::Instance().PlayFileCtrl("GETPOS");
- Lock();
- if(m_bPlayingFile && *m_FileName) {
- fd_control[cli].printf("PLAYFILE %d %s %s\r\n",
- (pos>0?pos/1000:0), xc.audio_visualization, *m_FileName);
- }
- }
-
- cXinelibOsdProvider::RefreshOsd();
-}
-
-void cXinelibServer::Handle_Control_UDP_RESEND(int cli, const char *arg)
-{
- unsigned int seq1, seq2;
- uint64_t pos;
-
- if( (!fd_data[cli] || !m_bUdp[cli]) &&
- (!m_bMulticast[cli])) {
- LOGMSG("Got invalid re-send request: no udp/rtp in use");
- return;
- }
-
- if(3 == sscanf(arg, "%d-%d %" PRIu64, &seq1, &seq2, &pos)) {
-
- if(seq1 <= UDP_SEQ_MASK && seq2 <= UDP_SEQ_MASK && pos <= m_StreamPos) {
-
- if(fd_data[cli] >= 0)
- m_Scheduler->ReSend(fd_data[cli], pos, seq1, seq2);
- else
- m_Scheduler->ReSend(-1, pos, seq1, seq2);
- } else {
- LOGMSG("Invalid re-send request: %s (send pos=%" PRIu64 ")",
- arg, m_StreamPos);
- }
- } else {
- LOGMSG("Invalid re-send request: %s (send pos=%" PRIu64 ")",
- arg, m_StreamPos);
- }
-}
-
-void cXinelibServer::Handle_Control_GRAB(int cli, const char *arg)
-{
- cGrabReplyFuture *f;
- int token = -1, size = 0;
- if(2 == sscanf(arg, "%d %d", &token, &size)) {
- if(size > 0 && size < 20480000) {
- uchar *result = (uchar*)malloc(size);
- Unlock(); /* may take a while ... */
- ssize_t n = fd_control[cli].read(result, size, 2000);
- Lock();
- if(n == size) {
- if(NULL != (f = (cGrabReplyFuture*)m_Futures->Get(token))) {
- grab_result_t r;
- r.Size = size;
- r.Data = result;
- m_Futures->Del(f, token);
- f->Set(r);
- result = NULL;
- } else {
- LOGMSG("cXinelibServer: Grab image discarded");
- }
- } else {
- LOGMSG("cXinelibServer: Grab result read() failed");
- CloseConnection(cli);
- }
- free(result);
- } else if(NULL != (f = (cGrabReplyFuture*)m_Futures->Get(token))) {
- grab_result_t r;
- r.Size = 0;
- r.Data = NULL;
- m_Futures->Del(f, token);
- f->Set(r);
- }
- }
-}
-
-void cXinelibServer::Handle_Control_CONTROL(int cli, const char *arg)
-{
- fd_control[cli].printf("VDR-" VDRVERSION " "
- "xineliboutput-" XINELIBOUTPUT_VERSION " "
- "READY\r\nCLIENT-ID %d\r\n", cli);
- m_ConnType[cli] = ctControl;
-}
-
-static int strcmp_escaped(const char *s1, const char *s2)
-{
- if(!strncmp(s1, "file:", 5))
- s1 += 5;
-
- while(*s1 && *s2) {
- int c1 = *s1;
- int c2 = *s2;
- if(c1 == '%' && s1[1] && s1[2] && 1 == sscanf(s1+1, "%02x", &c1)) s1 += 2;
- if(c2 == '%' && s2[1] && s2[2] && 1 == sscanf(s2+1, "%02x", &c2)) s2 += 2;
- if(c1 < c2) return -1;
- if(c1 > c2) return 1;
- s1++; s2++;
- }
- return *s1 ? -1 : *s2 ? 1 : 0;
-}
-
-void cXinelibServer::Handle_Control_HTTP(int cli, const char *arg)
-{
- // Parse request
- if(m_ConnType[cli] == ctDetecting || !m_State[cli]) {
- LOGDBG("HTTP request: %s", arg);
-
- DELETENULL(m_Writer[cli]);
- DELETENULL(m_State[cli]);
-
- m_State[cli] = new cConnState;
- if( !m_State[cli]->SetCommand(arg) ||
- strncmp(m_State[cli]->Version(), "HTTP/1.", 7) ||
- strcmp(m_State[cli]->Name(), "GET")) {
- LOGMSG("invalid HTTP request: %s", arg);
- CloseConnection(cli);
- return;
- }
- m_ConnType[cli] = ctHttp;
- return;
- }
-
- // Handle request
- else if(m_ConnType[cli] == ctHttp) {
- LOGDBG("HTTP(%d): %s", cli, arg);
-
- // Collect headers
- if(*arg) {
- m_State[cli]->AddHeader(arg);
- return;
- }
-
- LOGMSG("HTTP Request complete");
-
- //
- // primary device output (PES)
- //
- if(!strcmp(m_State[cli]->Uri(), "/")) {
-
- if(!xc.remote_use_http) {
- LOGMSG("HTTP transport disabled in configuration");
- fd_control[cli].write_cmd(HTTP_REPLY_404);
- LOGDBG("HTTP Reply: HTTP/1.1 404 Not Found");
- CloseConnection(cli);
- return;
- }
-
- LOGMSG("HTTP streaming primary device feed");
- fd_control[cli].write_cmd(HTTP_REPLY_200_PRIMARY);
-#if 0
- // pack header (scr 0, mux rate 0x6270)
- fd_control[cli].write(
- "\x00\x00\x01\xba"
- "\x44\x00\x04\x00" "\x04\x01\x01\x89" "\xc3\xf8", 14);
- // system header (streams C0, E0, BD, BF)
- fd_control[cli].write(
- "\x00\x00\x01\xbb" "\x00\x12"
- "\x80\xc4\xe1" "\x00\xe1" "\x7f"
- "\xb9\xe0\xe8" "\xb8\xc0\x20" "\xbd\xe0\x3a" "\xbf\xe0\x02", 24);
-#endif
- m_Writer[cli] = new cRawWriter(fd_control[cli].handle(), KILOBYTE(1024));
-
- if (m_Header)
- m_Writer[cli]->Put(0, m_Header, m_HeaderLength);
-
- DELETENULL(m_State[cli]);
- return;
- }
-
- //
- // currently playing media file
- //
- else if(!strncmp(m_State[cli]->Uri(), "/PLAYFILE", 9)) {
-
- if(!xc.remote_http_files) {
- LOGMSG("HTTP transport for media files disabled in configuration");
- fd_control[cli].write_cmd(HTTP_REPLY_404);
- LOGDBG("HTTP Reply: HTTP/1.1 404 Not Found");
- CloseConnection(cli);
- return;
- }
-
- if( *m_FileName && m_bPlayingFile) {
- cString file = m_FileName;
- const char *pos = strstr(m_FileName, "#subtitle:");
- if(pos)
- file.Truncate(pos - m_FileName);
- bool Allow = ( !strcmp_escaped(file, m_State[cli]->Uri() + 9)
- || (pos && !strcmp_escaped(pos + 10, m_State[cli]->Uri() + 9)));
- if(Allow) {
- LOGMSG("HTTP streaming media file");
-
- // detach socket
- new cHttpStreamer(fd_control[cli].handle(true), m_State[cli]->Uri() + 9, m_State[cli]);
- m_State[cli] = NULL;
- CloseConnection(cli);
- return;
- }
- LOGDBG("HTTP Unauthorized request: %s", *m_State[cli]->Uri());
- }
- else
- LOGDBG("No currently playing file");
- }
-
- //
- // nothing else will be served ...
- //
- LOGMSG("Rejected HTTP request for \'%s\'", *m_State[cli]->Uri());
- fd_control[cli].write_cmd(HTTP_REPLY_404);
- LOGDBG("HTTP Reply: HTTP/1.1 404 Not Found");
- CloseConnection(cli);
- }
-}
-
-#define RTSP_200_OK "RTSP/1.0 200 OK\r\n" \
- "CSeq: %d\r\n"
-#define RTSP_401 "RTSP/1.0 401 Unauthorized\r\n" \
- "CSeq: %d\r\n" RTSP_FIN
-#define RTSP_415 "RTSP/1.0 415 Unsupported media type\r\n" \
- "CSeq: %d\r\n" RTSP_FIN
-#define RTSP_461 "RTSP/1.0 461 Unsupported transport\r\n" \
- "CSeq: %d\r\n" RTSP_FIN
-#define RTSP_501 "RTSP/1.0 501 Not implemented\r\n" \
- "CSeq: %d\r\n" RTSP_FIN
-#define RTSP_FIN "\r\n", CSeq
-
-#define RTSPOUT(x...) do { fd_control[cli].printf(x); LOGMSG("RTSP TX:" x); } while(0)
-//#define RTSPOUT(x...) fd_control[cli].printf_cmd(x)
-
-void cXinelibServer::Handle_Control_RTSP(int cli, const char *arg)
-{
- //
- // Minimal RTSP (RFC 2326) server implementation
- //
-
-
- //
- // collect request and headers
- //
- if(m_ConnType[cli] == ctDetecting || !m_State[cli]) {
- LOGDBG("RTSP request: %s", arg);
-
- DELETENULL(m_State[cli]);
- m_State[cli] = new cConnState;
-
- if( !m_State[cli]->SetCommand(arg) ||
- strcmp(m_State[cli]->Version(), "RTSP/1.0")) {
- LOGMSG("invalid RTSP request: %s", arg);
- CloseConnection(cli);
- return;
- }
- m_ConnType[cli] = ctRtsp;
- return;
- }
-
- //
- // Process complete request
- //
- else if(m_ConnType[cli] == ctRtsp) {
- LOGDBG("RTSP(%d): %s", cli, arg);
-
- if(*arg) {
- m_State[cli]->AddHeader(arg);
- return;
- }
-
- cHeader *cseq = m_State[cli]->Header("CSeq");
- int CSeq = cseq ? cseq->IntValue() : -1;
- LOGMSG("RTSP Request complete (cseq %d)", CSeq);
-
- if(!xc.remote_use_rtsp) {
- LOGMSG("RTSP transport disabled in configuration");
- fd_control[cli].write_cmd(RTSP_401);
- LOGDBG("HTTP Reply: HTTP/1.1 404 Not Found");
- CloseConnection(cli);
- return;
- }
-
- //
- // OPTIONS rtsp://127.0.0.1:37890 RTSP/1.0
- // CSeq: 1
- //
- if(!strcmp(m_State[cli]->Name(), "OPTIONS")) {
- RTSPOUT(RTSP_200_OK
- "Public: DESCRIBE, SETUP, TEARDOWN, PLAY\r\n"
- RTSP_FIN);
- } // OPTIONS
-
- //
- // DESCRIBE rtsp://127.0.0.1:37890 RTSP/1.0
- // CSeq: 2
- // Accept: application/sdp
- //
- else if(!strcmp(m_State[cli]->Name(), "DESCRIBE")) {
- cHeader *accept = m_State[cli]->Header("Accept");
- if(accept && strstr(accept->Value(), "application/sdp")) {
- struct sockaddr_in sin;
- socklen_t len = sizeof(sin);
- char buf[64];
- uint32_t payload_type = VDRVERSNUM > 10702 ? SDP_PAYLOAD_MPEG_TS : SDP_PAYLOAD_MPEG_PES;
- fd_control[cli].getsockname((struct sockaddr *)&sin, &len);
- const char *sdp_descr = vdr_sdp_description(cxSocket::ip2txt(sin.sin_addr.s_addr,
- sin.sin_port, buf),
- 2001,
- xc.listen_port,
- xc.remote_rtp_addr,
- payload_type,
- /*m_ssrc*/0x4df73452,
- xc.remote_rtp_port,
- xc.remote_rtp_ttl);
- size_t sdplen = sdp_descr ? strlen(sdp_descr) : 0;
- RTSPOUT(RTSP_200_OK
- "Content-Type: application/sdp\r\n"
- "Content-Length: %lu\r\n"
- "\r\n",
- CSeq, (unsigned long)sdplen);
- fd_control[cli].write_cmd(sdp_descr, sdplen);
- } else {
- RTSPOUT(RTSP_415 /*UNSUPPORTED_MEDIATYPE*/);
- }
- } // DESCRIBE
-
- //
- // SETUP rtsp://127.0.0.1:37890/ RTSP/1.0
- // CSeq: 15
- // Transport: RTP/AVP;unicast;client_port=37890-37891
- // User-Agent: VLC media player (LIVE555 Streaming Media v2005.11.10)
- //
- else if(!strcmp(m_State[cli]->Name(), "SETUP")) {
- cHeader *transport = m_State[cli]->Header("Transport");
- int urtp=0, mrtp=0, tcp=0;
- if(transport &&
- ( (strstr(transport->Value(), "RTP/AVP;multicast") && (mrtp=1)) ||
- (strstr(transport->Value(), "RTP/AVP;unicast") && (urtp=1)) ||
- (strstr(transport->Value(), "RTP/AVP;interleaved") && (tcp=1)))) {
- //if(!mrtp)
- // sprintf(buf, "RTSP/1.0 461 Unsupported transport\r\n" RTSP_H_CSEQ RTSP_OK_FIN);
- //else
- RTSPOUT(RTSP_200_OK
- "Session: %u\r\n"
- "Transport: RTP/AVP;multicast;destination=224.8.4.9;server_port=37890-37891\r\n"
- RTSP_FIN,
- cli);
- } else {
- RTSPOUT(RTSP_461 /*UNSUPPORTED_TRANSPORT*/ );
- }
- } // SETUP
-
- //
- // PLAY rtsp://127.0.0.1:37890 RTSP/1.0
- // CSeq: 13
- // Session: 0
- // Range: npt=0.000-
- // User-Agent: VLC media player (LIVE555 Streaming Media v2005.11.10)
- //
- else if(!strcmp(m_State[cli]->Name(), "PLAY")) {
- RTSPOUT(RTSP_200_OK
- RTSP_FIN);
-
- if(!m_iMulticastMask && !xc.remote_rtp_always_on)
- m_Scheduler->AddRtp();
-
- m_bMulticast[cli] = true;
- m_iMulticastMask |= (1<<cli);
-#if 0
- //udp
- int fd = sock_connect(fd_control[cli], atoi(arg), SOCK_DGRAM);
- if(fd < 0) {
- LOGERR("socket() for UDP failed");
- write_cmd(fd_control[cli], "UDP: Socked failed.\r\n");
- return;
- }
- m_bUdp[cli] = true;
- fd_data[cli] = fd;
- m_Scheduler->AddHandle(fd);
-#endif
- } // PLAY
-
- //
- // TEARDOWN rtsp://127.0.0.1:37890 RTSP/1.0
- // CSeq: 39
- // Session: 1
- // User-Agent: VLC media player (LIVE555 Streaming Media v2005.11.10)
- //
- else if(!strcmp(m_State[cli]->Name(), "TEARDOWN")) {
- RTSPOUT(RTSP_200_OK
- RTSP_FIN);
- CloseConnection(cli);
- } // TEARDOWN
-
- //
- // unknown/unsupported request
- //
- else {
- LOGMSG("Unsupported RTSP request: %s", *m_State[cli]->Name());
- RTSPOUT(RTSP_501 /*NOT_IMPLEMENTED*/);
- } // unsupported request
-
-
- // dispose buffer
- DELETENULL(m_State[cli]);
-
- } // ConnectionType == ctRtsp
-}
-
-void cXinelibServer::Handle_Control(int cli, const char *cmd)
-{
- TRACEF("cXinelibServer::Handle_Control");
-
- LOGVERBOSE("Server received %s", cmd);
-
- /* Order of tests is significant !!!
- (example: UDP 2\r\n or UDP FULL 1\r\n) */
-
- if(!strncasecmp(cmd, "OPTIONS ", 8) ||
- !strncasecmp(cmd, "SETUP ", 6) ||
- !strncasecmp(cmd, "DESCRIBE ", 9) ||
- m_ConnType[cli] == ctRtsp) {
-
- Handle_Control_RTSP(cli, cmd);
-
- } else if(!strncasecmp(cmd, "GET ", 4) ||
- m_ConnType[cli] == ctHttp) {
-
- Handle_Control_HTTP(cli, cmd);
-
- } else if(!strncasecmp(cmd, "PIPE OPEN", 9)) {
- LOGDBG("Pipe open");
-
- } else if(!strncasecmp(cmd, "PIPE", 4)) {
- Handle_Control_PIPE(cli, cmd+4);
-
- } else if(!strncasecmp(cmd, "RTP", 3)) {
- Handle_Control_RTP(cli, cmd+4);
-
- } else if(!strncasecmp(cmd, "UDP FULL", 8)) {
-
- } else if(!strncasecmp(cmd, "UDP RESEND ", 11)) {
- Handle_Control_UDP_RESEND(cli, cmd+11);
-
- } else if(!strncasecmp(cmd, "UDP ", 4)) {
- Handle_Control_UDP(cli, cmd+4);
-
- } else if(!strncasecmp(cmd, "DATA ", 5)) {
- Handle_Control_DATA(cli, cmd+5);
-
- } else if(!strncasecmp(cmd, "KEY ", 4)) {
- Handle_Control_KEY(cli, cmd+4);
-
- } else if(!strncasecmp(cmd, "CONFIG", 6)) {
- Handle_Control_CONFIG(cli);
-
- } else if(!strncasecmp(cmd, "STC ", 4)) {
- int64_t pts = -1;
- if(1 == sscanf(cmd+4, "%" PRId64, &pts))
- m_StcFuture->Set(pts);
-
- } else if(!strncasecmp(cmd, "ENDOFSTREAM", 11)) {
- m_bEndOfStreamReached = true;
-
- } else if(!strncasecmp(cmd, "RESULT ", 7)) {
- int token = -1, result = -1;
- if(2 == sscanf(cmd+7, "%d %d", &token, &result)) {
- cReplyFuture *f = m_Futures->Get(token);
- if(f) {
- m_Futures->Del(f, token);
- f->Set(result);
- }
- }
-
- } else if(!strncmp(cmd, "INFO ", 5)) {
- if(!*xc.local_frontend || !strncmp(xc.local_frontend, "none", 4))
- cXinelibThread::InfoHandler(cmd+5);
-
- } else if(!strncasecmp(cmd, "GRAB ", 5)) {
- Handle_Control_GRAB(cli, cmd+5);
-
- } else if(!strncasecmp(cmd, "CLOSE", 5)) {
- CloseConnection(cli);
-
- } else if(!strncasecmp(cmd, "CONTROL", 7)) {
- Handle_Control_CONTROL(cli, cmd);
-
- }
-}
-
-void cXinelibServer::Read_Control(int cli)
-{
- int n;
- while((n = fd_control[cli].recv(&m_CtrlBuf[ cli ][ m_CtrlBufPos[cli] ], 1)) == 1) {
-
- ++m_CtrlBufPos[cli];
-
- if( m_CtrlBufPos[cli] > CTRL_BUF_SIZE-2) {
- LOGMSG("Received too long control message from client %d (%d bytes)",
- cli, m_CtrlBufPos[cli]);
- LOGMSG("%81s",m_CtrlBuf[cli]);
- CloseConnection(cli);
- return;
- }
-
- if( m_CtrlBufPos[cli] > 1 &&
- m_CtrlBuf[ cli ][ m_CtrlBufPos[cli] - 2 ] == '\r' &&
- m_CtrlBuf[ cli ][ m_CtrlBufPos[cli] - 1 ] == '\n') {
-
- m_CtrlBufPos[cli] -= 2;
- m_CtrlBuf[ cli ][ m_CtrlBufPos[cli] ] = 0;
-
- Handle_Control(cli, m_CtrlBuf[cli]);
-
- m_CtrlBufPos[cli] = 0;
- }
- }
- if (n == 0) {
- LOGMSG("Client connection %d closed", cli);
- CloseConnection(cli);
- }
-}
-
-void cXinelibServer::Handle_ClientConnected(int fd)
-{
- char buf[64];
- struct sockaddr_in sin;
- socklen_t len = sizeof(sin);
- int cli;
-
- for(cli=0; cli<MAXCLIENTS; cli++)
- if(!fd_control[cli].open())
- break;
-
- if(getpeername(fd, (struct sockaddr *)&sin, &len)) {
- LOGERR("getpeername() failed, dropping new incoming connection %d", cli);
- CLOSESOCKET(fd);
- return;
- }
-
- LOGMSG("Client %d connected: %s", cli,
- cxSocket::ip2txt(sin.sin_addr.s_addr, sin.sin_port, buf));
-
- bool accepted = SVDRPhosts.Acceptable(sin.sin_addr.s_addr);
- if(!accepted) {
- const char *msg = "Access denied.\r\n";
- ssize_t len = strlen(msg);
- LOGMSG("Address not allowed to connect (svdrphosts.conf).");
- if(write(fd, msg, len) != len)
- LOGERR("Write failed.");
- CLOSESOCKET(fd);
- return;
- }
-
- if(cli>=xc.remote_max_clients || cli>=MAXCLIENTS) {
- const char *msg = "Server busy.\r\n";
- ssize_t len = strlen(msg);
- // too many clients
- LOGMSG("Too many clients, connection refused");
- if(write(fd, msg, len) != len)
- LOGERR("Write failed.");
- CLOSESOCKET(fd);
- return;
- }
-
- if (fcntl (fd, F_SETFL, fcntl (fd, F_GETFL) | O_NONBLOCK) == -1) {
- LOGERR("Error setting control socket to nonblocking mode");
- CLOSESOCKET(fd);
- return;
- }
-
- int alive = 1;
- setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, &alive, sizeof(alive));
-
- CloseDataConnection(cli);
-
- m_OsdTimeouts[cli] = 0;
- m_CtrlBufPos[cli] = 0;
- m_CtrlBuf[cli][0] = 0;
- m_ConnType[cli] = ctDetecting;
- fd_control[cli].set_handle(fd);
- fd_control[cli].set_buffers(KILOBYTE(128), KILOBYTE(128));
- cXinelibDevice::Instance().ForcePrimaryDevice(true);
-}
-
-void cXinelibServer::Handle_Discovery_Broadcast(void)
-{
- if(!xc.remote_usebcast) {
- LOGDBG("BROADCASTS disabled in configuration");
- CLOSESOCKET(fd_discovery);
- return;
- }
-
- char buf[DISCOVERY_MSG_MAXSIZE] = {0};
- struct sockaddr_in from;
-
- if(udp_discovery_recv(fd_discovery, buf, 0, &from) > 0)
- if(udp_discovery_is_valid_search(buf)) {
-
- // Reply only if we can accept one more client
- int clients = 0;
- for(int c=0; c<MAXCLIENTS; c++)
- if(fd_control[c].open())
- clients++;
- if(clients >= xc.remote_max_clients) {
- LOGMSG("Not replying to discovery broadcast (too many clients)");
- return;
- }
-
- udp_discovery_broadcast(fd_discovery, m_Port, xc.remote_local_ip);
- }
-}
-
-void cXinelibServer::Action(void)
-{
- TRACEF("cXinelibServer::Action");
-
- int i, fds=0;
- pollfd pfd[MAXCLIENTS];
-
- /* higher priority */
- SetPriority(-1);
-
- sched_param temp;
- temp.sched_priority = 2;
-
- /* request real-time scheduling */
- if (!pthread_setschedparam(pthread_self(), SCHED_RR, &temp)) {
- LOGDBG("cXinelibServer priority set successful SCHED_RR %d [%d,%d]",
- temp.sched_priority,
- sched_get_priority_min(SCHED_RR),
- sched_get_priority_max(SCHED_RR));
- } else {
- LOGDBG("cXinelibServer: Can't set priority to SCHED_RR %d [%d,%d]",
- temp.sched_priority,
- sched_get_priority_min(SCHED_RR),
- sched_get_priority_max(SCHED_RR));
- }
- errno = 0;
-
- Lock();
- Listen(m_Port);
- m_bReady=true;
-
- if(fd_listen>=0)
- while (Running() && fds>=0) {
-
- fds = 0;
- if(fd_listen>=0) {
- pfd[fds].fd = fd_listen;
- pfd[fds++].events = POLLIN;
- }
- if(fd_discovery >= 0) {
- pfd[fds].fd = fd_discovery;
- pfd[fds++].events = POLLIN;
- }
-
- for(i=0; i<MAXCLIENTS; i++) {
- if(fd_control[i].open()) {
- pfd[fds].fd = fd_control[i].handle();
- pfd[fds++].events = POLLIN;
- }
- if(fd_data[i]>=0) {
- pfd[fds].fd = fd_data[i];
- pfd[fds++].events = 0; /* check for errors only */
- }
- }
- Unlock();
-
- int err = poll(pfd,fds,1000);
-
- if(err < 0) {
- LOGERR("cXinelibServer: poll failed");
- if(Running())
- cCondWait::SleepMs(100);
-
- } else if(err == 0) {
- // poll timeout
-
- } else {
- Lock();
- for(int f=0; f<fds; f++) {
-
- // Check errors (closed connections etc.)
- if(pfd[f].revents & (POLLERR|POLLHUP|POLLNVAL)) {
-
- if(pfd[f].fd == fd_listen) {
- LOGERR("cXinelibServer: listen socket error");
- CLOSESOCKET(fd_listen);
- cCondWait::SleepMs(100);
- Listen(m_Port);
- } /* fd_listen */
-
- else if(pfd[f].fd == fd_discovery) {
- LOGERR("cXinelibServer: discovery socket error");
- CLOSESOCKET(fd_discovery);
- } /* fd_discovery */
-
- else /* fd_data[] / fd_control[] */ {
- for(i=0; i<MAXCLIENTS; i++) {
- if(pfd[f].fd == fd_data[i] || pfd[f].fd == fd_control[i].handle()) {
- LOGMSG("Client %d disconnected", i);
- CloseConnection(i);
- }
- }
- } /* fd_data / fd_control */
-
- } /* Check ERRORS */
-
- // Check ready for reading
- else if(pfd[f].revents & POLLIN) {
-
- // New connection
- if(pfd[f].fd == fd_listen) {
- int fd = accept(fd_listen, 0, 0);
- if(fd>=0)
- Handle_ClientConnected(fd);
- } /* fd_listen */
-
- // VDR Discovery
- else if(pfd[f].fd == fd_discovery) {
- Handle_Discovery_Broadcast();
- } /* fd_discovery */
-
- // Control data
- else {
- for(i=0; i<MAXCLIENTS; i++) {
- if(pfd[f].fd == fd_control[i].handle()) {
- Read_Control(i);
- break;
- }
- }
- } /* fd_control */
-
- } /* Check ready for reading */
-
- } /* for(fds) */
-
- Unlock();
- } /* Check poll result */
-
- Lock();
- } /* while running */
-
- m_bReady = false;
- Unlock();
-}
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-20 19:42:32 +0000