C++ resume函数代码示例

//.........这里部分代码省略.........
            status_t ret = isPlaying(&state);
            reply->writeInt32(state);
            reply->writeInt32(ret);
            return NO_ERROR;
        } break;
        case PAUSE: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(pause());
            return NO_ERROR;
        } break;
        case SEEK_TO: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(seekTo(data.readInt32()));
            return NO_ERROR;
        } break;
        case GET_CURRENT_POSITION: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            int msec;
            status_t ret = getCurrentPosition(&msec);
            reply->writeInt32(msec);
            reply->writeInt32(ret);
            return NO_ERROR;
        } break;
        case GET_DURATION: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            int msec;
            status_t ret = getDuration(&msec);
            reply->writeInt32(msec);
            reply->writeInt32(ret);
            return NO_ERROR;
        } break;
        case RESET: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(reset());
            return NO_ERROR;
        } break;
        case SET_AUDIO_STREAM_TYPE: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(setAudioStreamType(data.readInt32()));
            return NO_ERROR;
        } break;
        case SET_LOOPING: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(setLooping(data.readInt32()));
            return NO_ERROR;
        } break;
        case SET_VOLUME: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(setVolume(data.readFloat(), data.readFloat()));
            return NO_ERROR;
        } break;
        case INVOKE: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            invoke(data, reply);
            return NO_ERROR;
        } break;
        case SET_METADATA_FILTER: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(setMetadataFilter(data));
            return NO_ERROR;
        } break;
        case SUSPEND: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(suspend());
            return NO_ERROR;
        } break;
        case RESUME: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(resume());
            return NO_ERROR;
        } break;
        case GET_METADATA: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            const status_t retcode = getMetadata(data.readInt32(), data.readInt32(), reply);
            reply->setDataPosition(0);
            reply->writeInt32(retcode);
            reply->setDataPosition(0);
            return NO_ERROR;
        } break;
        case SET_AUX_EFFECT_SEND_LEVEL: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(setAuxEffectSendLevel(data.readFloat()));
            return NO_ERROR;
        } break;
        case ATTACH_AUX_EFFECT: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(attachAuxEffect(data.readInt32()));
            return NO_ERROR;
        } break;
#ifdef OMAP_ENHANCEMENT
        case REQUEST_CLONE_MODE: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(requestVideoCloneMode(data.readInt32()));
            return NO_ERROR;
        } break;
#endif
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
}

void PauseLayer::keyBackClicked() {
	resume();
}

void Node::resumeSchedulerAndActions()
{
    resume();
}

void MenuWidget::unpause()
{
    this->hide();
    this->glView->setFocus();
    emit resume();
}

//.........这里部分代码省略.........
		//asm("INT OFF"); // to prevent recordings with bad blocks
	}
	// only open file to record if HOME was not pressed and only proceed if file opens correctly 
	if (ret != 1 && ((handle = tbOpen((LPSTR)filepath,O_CREAT|O_RDWR)) != -1)) {
		setLED(LED_RED,TRUE);
		playBip();
		turnAmpOff();
		Snd_SACM_RecFAT(handle, C_CODEC_AUDIO1800, BIT_RATE);
		low_voltage = 0;
		do {
			end = getRTCinSeconds();	
			if (0==(end%2) && (prev != end)) { // blink LED every three seconds
				prev = end;
				setLED(LED_RED,FALSE);
				wait (100);
				setLED(LED_RED,TRUE);
				while((v = getCurVoltageSample()) == 0xffff);
				if(vCur_1 < V_MIN_SDWRITE_VOLTAGE) {
					low_voltage = 1;
				}
			}
			key = keyCheck(0);
			if (key == KEY_PLAY) { // pause  TODO: this key press to pause shouldn't be hard coded
				pause();
				setLED(LED_RED,FALSE);
				// insertSound(&pkgSystem.files[REC_PAUSED_FILE_IDX],NULL,FALSE); 	---need to play this from memory				
				do
					key = keyCheck(0);
					// TODO: NEED CODE HERE TO SAFELY SAVE FILE WHEN PAUSED FOR EXTENDED PERIOD OF TIME (maybe 60 min?)
					// checkInactivity(key);   --- this would cause recording to be lost in just 30-300 sec inactivity
				while (!key);
				if (key == KEY_PLAY) {
					setLED(LED_RED,TRUE);
					resume();
				}
			}
		} while ((!key || (key == KEY_PLAY)) && (low_voltage == 0)); // TODO: this key press to stop shouldn't be hard coded
//		while ((end - start) < 3) { // must be at least 2.0 second recording
//			end = getRTCinSeconds();			
//		}
		SACM_Stop();		//Snd_Stop(); // no need to call stop() and flush the log
		setLED(LED_RED,FALSE);
		turnAmpOn();
		playDing();
		//lseek(handle, 6, SEEK_SET );			//Seek to the start of the file input
		//write(handle,(LPSTR)header<<1,6);
 
// write meta data to end of file
               
        close(handle);	// rhm:  I think its already closed, I can't write to it here
        
        systemCounts.recordingNumber++;  // bump global recording number
        saveSystemCounts();
        
       	handle = tbOpen((LPSTR)filepath,O_RDWR);
       	
       	metadata_start = lseek(handle, 0L, SEEK_END);  // offset to start of metadata
        metadata_numfields = 0L; // init num fields
       
		wrk1 = METADATA_VERSION;
        writeLE32(handle, wrk1, CURRENT_POS);  //meta data version = 1
        writeLE32(handle, metadata_numfields, CURRENT_POS); // 4 byte for num fields
        
        strcpy(unique_id, (char *)TB_SERIAL_NUMBER_ADDR + CONST_TB_SERIAL_PREFIX_LEN); // skip serial number prefix
        strcat(unique_id, "_");    
       	strcat(unique_id, digits);

// Decodes the received IR message
// Returns 0 if no data ready, 1 if data ready.
// Results of decoding are stored in results
int IRrecv::decode(decode_results *results) {
  results->rawbuf = irparams.rawbuf;
  results->rawlen = irparams.rawlen;
  if (irparams.rcvstate != STATE_STOP) {
    return ERR;
  }
#if TINY_PROTO_NEC
#ifdef DEBUG
  Serial.println("Attempting NEC decode");
#endif
  if (decodeNEC(results)) {
    return DECODED;
  }
#endif
#if TINY_PROTO_SONY
#ifdef DEBUG
  Serial.println("Attempting Sony decode");
#endif
  if (decodeSony(results)) {
    return DECODED;
  }
#endif
#if TINY_PROTO_SANYO
#ifdef DEBUG
  Serial.println("Attempting Sanyo decode");
#endif
  if (decodeSanyo(results)) {
    return DECODED;
  }
#endif
#if TINY_PROTO_MITSUBISHI
#ifdef DEBUG
  Serial.println("Attempting Mitsubishi decode");
#endif
  if (decodeMitsubishi(results)) {
    return DECODED;
  }
#endif
#if TINY_PROTO_RC5
#ifdef DEBUG
  Serial.println("Attempting RC5 decode");
#endif  
  if (decodeRC5(results)) {
    return DECODED;
  }
#endif
#if TINY_PROTO_RC6
#ifdef DEBUG
  Serial.println("Attempting RC6 decode");
#endif 
  if (decodeRC6(results)) {
    return DECODED;
  }
#endif
#if TINY_PROTO_PANASONIC
#ifdef DEBUG
    Serial.println("Attempting Panasonic decode");
#endif 
    if (decodePanasonic(results)) {
        return DECODED;
    }
#endif
#if TINY_PROTO_LG
#ifdef DEBUG
    Serial.println("Attempting LG decode");
#endif 
    if (decodeLG(results)) {
        return DECODED;
    }
#endif
#if TINY_PROTO_JVC
#ifdef DEBUG
    Serial.println("Attempting JVC decode");
#endif 
    if (decodeJVC(results)) {
        return DECODED;
    }
#endif
#if TINY_PROTO_SAMSUNG
#ifdef DEBUG
  Serial.println("Attempting SAMSUNG decode");
#endif
  if (decodeSAMSUNG(results)) {
    return DECODED;
  }
#endif
#if TINY_PROTO_HASH
  // decodeHash returns a hash on any input.
  // Thus, it needs to be last in the list.
  // If you add any decodes, add them before this.
  if (decodeHash(results)) {
    return DECODED;
  }
#endif
  // Throw away and start over
  resume();
  return ERR;
//.........这里部分代码省略.........

void eFilePushThread::start(int fd_source, int fd_dest)
{
	m_raw_source.setfd(fd_source);
	m_fd_dest = fd_dest;
	resume();
}

//.........这里部分代码省略.........
			diff = FALSE;
			while (*src != NULLCH) {
				if (*cmp != *src) {
					diff = TRUE;
					break;
				}
				src++;
				cmp++;
			}
			if (diff || (*cmp != NULLCH)) {
				continue;
			} else {
				break;
			}
		}

		/* Handle command not found */

		if (j >= ncmd) {
			fprintf(dev, "command %s not found\n", tokbuf);
			continue;
		}

		/* Handle built-in command */

		if (cmdtab[j].cbuiltin) { /* No background or redirect. */
			if (inname != NULL || outname != NULL || backgnd){
				fprintf(dev, SHELL_BGERRMSG);
				continue;
			} else {
				/* Set up arg vector for call */

				for (i=0; i<ntok; i++) {
					args[i] = &tokbuf[tok[i]];
				}

				/* Call builtin shell function */

				if ((*cmdtab[j].cfunc)(ntok, args)
							== SHELL_EXIT) {
					break;
				}
			}
			continue;
		}

		/* Open files and redirect I/O if specified */

		if (inname != NULL) {
			stdinput = open(NAMESPACE,inname,"ro");
			if (stdinput == SYSERR) {
				fprintf(dev, SHELL_INERRMSG, inname);
				continue;
			}
		}
		if (outname != NULL) {
			stdoutput = open(NAMESPACE,outname,"w");
			if (stdoutput == SYSERR) {
				fprintf(dev, SHELL_OUTERRMSG, outname);
				continue;
			} else {
				control(stdoutput, F_CTL_TRUNC, 0, 0);
			}
		}

		/* Spawn child thread for non-built-in commands */

		child = create(cmdtab[j].cfunc,
			SHELL_CMDSTK, SHELL_CMDPRIO,
			cmdtab[j].cname, 2, ntok, &tmparg);

		/* If creation or argument copy fails, report error */

		if ((child == SYSERR) ||
		    (addargs(child, ntok, tok, tlen, tokbuf, &tmparg)
							== SYSERR) ) {
			fprintf(dev, SHELL_CREATMSG);
			continue;
		}

		/* Set stdinput and stdoutput in child to redirect I/O */

		proctab[child].prdesc[0] = stdinput;
		proctab[child].prdesc[1] = stdoutput;

		msg = recvclr();
		resume(child);
		if (! backgnd) {
			msg = receive();
			while (msg != child) {
				msg = receive();
			}
		}
    }

    /* Terminate the shell process by returning from the top level */

    fprintf(dev,SHELL_EXITMSG);
    return OK;
}

//.........这里部分代码省略.........
  }
  XMLUtils::SetStringArray(movie, "genre", m_genre);
  XMLUtils::SetStringArray(movie, "country", m_country);
  if (!m_strSet.empty())
  {
    TiXmlElement set("set");
    XMLUtils::SetString(&set, "name", m_strSet);
    if (!m_strSetOverview.empty())
      XMLUtils::SetString(&set, "overview", m_strSetOverview);
    movie->InsertEndChild(set);
  }
  XMLUtils::SetStringArray(movie, "tag", m_tags);
  XMLUtils::SetStringArray(movie, "credits", m_writingCredits);
  XMLUtils::SetStringArray(movie, "director", m_director);
  if (HasPremiered())
    XMLUtils::SetDate(movie, "premiered", m_premiered);
  if (HasYear())
    XMLUtils::SetInt(movie, "year", GetYear());
  XMLUtils::SetString(movie, "status", m_strStatus);
  XMLUtils::SetString(movie, "code", m_strProductionCode);
  XMLUtils::SetDate(movie, "aired", m_firstAired);
  XMLUtils::SetStringArray(movie, "studio", m_studio);
  XMLUtils::SetString(movie, "trailer", m_strTrailer);

  if (m_streamDetails.HasItems())
  {
    // it goes fileinfo/streamdetails/[video|audio|subtitle]
    TiXmlElement fileinfo("fileinfo");
    TiXmlElement streamdetails("streamdetails");
    for (int iStream=1; iStream<=m_streamDetails.GetVideoStreamCount(); iStream++)
    {
      TiXmlElement stream("video");
      XMLUtils::SetString(&stream, "codec", m_streamDetails.GetVideoCodec(iStream));
      XMLUtils::SetFloat(&stream, "aspect", m_streamDetails.GetVideoAspect(iStream));
      XMLUtils::SetInt(&stream, "width", m_streamDetails.GetVideoWidth(iStream));
      XMLUtils::SetInt(&stream, "height", m_streamDetails.GetVideoHeight(iStream));
      XMLUtils::SetInt(&stream, "durationinseconds", m_streamDetails.GetVideoDuration(iStream));
      XMLUtils::SetString(&stream, "stereomode", m_streamDetails.GetStereoMode(iStream));
      streamdetails.InsertEndChild(stream);
    }
    for (int iStream=1; iStream<=m_streamDetails.GetAudioStreamCount(); iStream++)
    {
      TiXmlElement stream("audio");
      XMLUtils::SetString(&stream, "codec", m_streamDetails.GetAudioCodec(iStream));
      XMLUtils::SetString(&stream, "language", m_streamDetails.GetAudioLanguage(iStream));
      XMLUtils::SetInt(&stream, "channels", m_streamDetails.GetAudioChannels(iStream));
      streamdetails.InsertEndChild(stream);
    }
    for (int iStream=1; iStream<=m_streamDetails.GetSubtitleStreamCount(); iStream++)
    {
      TiXmlElement stream("subtitle");
      XMLUtils::SetString(&stream, "language", m_streamDetails.GetSubtitleLanguage(iStream));
      streamdetails.InsertEndChild(stream);
    }
    fileinfo.InsertEndChild(streamdetails);
    movie->InsertEndChild(fileinfo);
  }  /* if has stream details */

  // cast
  for (iCast it = m_cast.begin(); it != m_cast.end(); ++it)
  {
    // add a <actor> tag
    TiXmlElement cast("actor");
    TiXmlNode *node = movie->InsertEndChild(cast);
    XMLUtils::SetString(node, "name", it->strName);
    XMLUtils::SetString(node, "role", it->strRole);
    XMLUtils::SetInt(node, "order", it->order);
    XMLUtils::SetString(node, "thumb", it->thumbUrl.GetFirstThumb().m_url);
  }
  XMLUtils::SetStringArray(movie, "artist", m_artist);
  XMLUtils::SetStringArray(movie, "showlink", m_showLink);

  for (const auto& namedSeason : m_namedSeasons)
  {
    TiXmlElement season("namedseason");
    season.SetAttribute("number", namedSeason.first);
    season.SetValue(namedSeason.second);
    movie->InsertEndChild(season);
  }
 
  TiXmlElement resume("resume");
  XMLUtils::SetFloat(&resume, "position", (float)m_resumePoint.timeInSeconds);
  XMLUtils::SetFloat(&resume, "total", (float)m_resumePoint.totalTimeInSeconds);
  if (!m_resumePoint.playerState.empty())
  {
    TiXmlElement playerstate("playerstate");
    CXBMCTinyXML doc;
    doc.Parse(m_resumePoint.playerState);
    playerstate.InsertEndChild(*doc.RootElement());
    resume.InsertEndChild(playerstate);
  }
  movie->InsertEndChild(resume);

  XMLUtils::SetDateTime(movie, "dateadded", m_dateAdded);

  if (additionalNode)
    movie->InsertEndChild(*additionalNode);

  return true;
}

static void activate_purger(rtems_task_priority prio)
{
  set_task_prio(task_id_purger, prio);
  resume(task_id_purger);
}

static void create_waiter(void)
{
  resume(task_id_waiter);
  set_task_prio(task_id_waiter, PRIORITY_IDLE);
}

/*------------------------------------------------------------------------
 *  nulluser  -- initialize system and become the null process (id==0)
 *------------------------------------------------------------------------
 */
nulluser()				/* babysit CPU when no one home */
{
        int userpid;

#ifdef X__COM32__
	init_com32();
#endif
	initevec();

#ifdef X__COM32__
	puts_com32("initevec() done\n");
#endif
	
	sysinit();

#ifdef X__COM32__
	puts_com32("sysinit() done\n");
#endif
	
	/* associate CONSOLE with a tty */
	open(CONSOLE, KBMON, 0);
/*	open(CONSOLE, SERIAL0); */

	sprintf(vers, "Xinu Version %s", VERSION);
	kprintf("\n\n%s\n", vers);
	if (reboot++ < 1)
		kprintf("\n");
	else
		kprintf("   (reboot %d)\n", reboot);


	kprintf("%d bytes real mem\n",
		(unsigned long) maxaddr+1);
#ifdef DETAIL	
	kprintf("    %d", (unsigned long) 0);
	kprintf(" to %d\n", (unsigned long) (maxaddr) );
#endif	

	kprintf("%d bytes Xinu code\n",
		(unsigned long) ((unsigned long) &end - (unsigned long) start));
#ifdef DETAIL	
	kprintf("    %d", (unsigned long) start);
	kprintf(" to %d\n", (unsigned long) &end );
#endif

#ifdef DETAIL	
	kprintf("%d bytes user stack/heap space\n",
		(unsigned long) ((unsigned long) maxaddr - (unsigned long) &end));
	kprintf("    %d", (unsigned long) &end);
	kprintf(" to %d\n", (unsigned long) maxaddr);
#endif	
	
	kprintf("clock %sabled\n", clkruns == 1?"en":"dis");

/* !!!	enable();*/		/* enable interrupts */
	
	kprintf("interrupts enabled\n");

	/* create a process to execute the user's main program */
	userpid = create(main,INITSTK,INITPRIO,INITNAME,INITARGS);

	/* start the network */
	resume(create(netstart,NETSTK,NETPRI,NETNAM,NETARGC,userpid));
	while (TRUE)
		/* empty */;
}

ThreadCollector::ThreadCollector()
{
  resume();
}

void IRrecvBase::enableIRIn(void) { 
  pinMode(irparams.recvpin, INPUT);
  resume();
}

int main(void)
  {
  int8_t idle_task_id;
  
  // set up the ports....
  hw_init();
  // allow input to settle while clock switch in progress
  TRISBbits.TRISB15 = 1;     // input port
  CNPUBbits.CNPUB15 = 1;     // with a pull-up
  
  // set up the PLL for 70Mips
  // FOSC = 10mHz
  // FPLLI = 5Mhz
  // FSYS = 280Mhz
  // FOSC = 140Mhz
  PLLFBD = I_PLLDIV;                      // PLL divider
  CLKDIVbits.PLLPRE = I_PLLPRE;           // Prescaler divide by 2
  CLKDIVbits.PLLPOST = I_PLLPOST;         // Postscale divide by 2
  
  
    // Initiate Clock Switch to Primary Oscillator with PLL (NOSC=0b011)
  if(OSCCONbits.COSC != 0b011)
    {
    __builtin_write_OSCCONH(0x03);
    __builtin_write_OSCCONL(OSCCON | 0x01);
    // Wait for Clock switch to occur
    while (OSCCONbits.COSC!= 0b011);
    }
  // Wait for PLL to lock
  while (OSCCONbits.LOCK!= 1);
 
  // unlock the PPS functions
  __builtin_write_OSCCONL(OSCCON & 0xbf);
    // map pins
  map_rpo(RP42R, rpo_c1tx);
  map_rpi(rpi_rpi44, rpi_c1rx);

  TRISAbits.TRISA0 = 1;
  TRISAbits.TRISA1 = 1;
  TRISAbits.TRISA7 = 1;
  TRISAbits.TRISA10 = 1;
  
  TRISBbits.TRISB0 = 1;
  TRISBbits.TRISB1 = 1;
  TRISBbits.TRISB15 = 1;
  
  TRISCbits.TRISC0 = 1;
  TRISCbits.TRISC1 = 1;
  TRISCbits.TRISC2 = 1;
  
  ee_params.init_mode = PORTBbits.RB15 == 0;
  // set up uart data early
  init_deque(&uart_config.rx_queue, RX_BUFFER_LENGTH, rx_queue, NUM_RX_BUFFERS);
  init_deque(&uart_config.tx_queue, TX_BUFFER_LENGTH, tx_queue, NUM_TX_BUFFERS);
  
  idle_task_id = scheduler_init(tasks, NUM_TASKS, idle_task, idle_stack, numelements(idle_stack));
  resume(idle_task_id);
  
  // create the canbus task
  can_init(HARDWARE_REVISION, SOFTWARE_REVISION,
           can_tx_buffer, CAN_TX_LENGTH,
           can_rx_buffer, CAN_RX_LENGTH,
           can_tx_stack, numelements(can_tx_stack), 0,
           can_rx_stack, numelements(can_rx_stack), 0,
           publisher_stack, numelements(publisher_stack), 0);
  
  subscribe(&listener);

  // initialize the eeprom as we need our settings first
  eeprom_init(&ee_params);
  
  resume(create_task("KEYS", keys_stack, numelements(keys_stack), keys_worker, 0, NORMAL_PRIORITY));
  
  // run with an idle task
  run(idle_task_id);

  return 0;
  }