C++ NOTE函数代码示例

void RTMFPServer::start(RTMFPServerParams& params) {
    if(running()) {
        ERROR("RTMFPServer server is yet running, call stop method before");
        return;
    }
    _port = params.port;
    if(_port==0) {
        ERROR("RTMFPServer port must have a positive value");
        return;
    }
    if(params.pCirrus) {
        _pCirrus = new Target(*params.pCirrus);
        NOTE("RTMFPServer started in man-in-the-middle mode with server %s (unstable debug mode)",_pCirrus->address.toString().c_str());
    }
    _middle = params.middle;
    if(_middle)
        NOTE("RTMFPServer started in man-in-the-middle mode between peers (unstable debug mode)");

    _pSocket = new DatagramSocket();
    (UInt32&)udpBufferSize = params.udpBufferSize==0 ? _pSocket->getReceiveBufferSize() : params.udpBufferSize;
    _pSocket->setReceiveBufferSize(udpBufferSize);
    _pSocket->setSendBufferSize(udpBufferSize);
    DEBUG("Socket buffer receving/sending size = %u/%u",udpBufferSize,udpBufferSize);

    (UInt32&)keepAliveServer = params.keepAliveServer<5 ? 5000 : params.keepAliveServer*1000;
    (UInt32&)keepAlivePeer = params.keepAlivePeer<5 ? 5000 : params.keepAlivePeer*1000;

    Startable::start();
    setPriority(params.threadPriority);
}

/**@internal
 * @brief Handles SIGCHLD signals to avoid zombie processes
 *
 * When a child process exits, it causes a SIGCHLD to be sent to the
 * parent process. This handler catches it and reaps the child process so it
 * can exit. Otherwise we'd get zombie processes.
 */
void
sigchld_handler(int s)
{
	int	status;
	pid_t rc;

	//NOTE("SIGCHLD handler: Trying to reap a child");

	rc = waitpid(-1, &status, WNOHANG | WUNTRACED);

	if(rc == -1) {
		if(errno == ECHILD) {
			NOTE("SIGCHLD handler: waitpid(): No child exists now.");
		} else {
			ERROR("SIGCHLD handler: Error reaping child (waitpid() returned -1): %s", strerror(errno));
		}
		return;
	}

	if(WIFEXITED(status)) {
		//DEBUG("SIGCHLD handler: Process PID %d exited normally, status %d", (int)rc, WEXITSTATUS(status));
		return;
	}

	if(WIFSIGNALED(status)) {
		NOTE("SIGCHLD handler: Process PID %d exited due to signal %d", (int)rc, WTERMSIG(status));
		return;
	}

	NOTE("SIGCHLD handler: Process PID %d changed state, status %d not exited, ignoring", (int)rc, status);
	return;
}

void Daemon::processDisconnected( Channel dead ) {
    switch ( _state ) {
    case State::Leaving:
        break;
    case State::Supervising:
        NOTE();
        if ( _rope == dead )
            Logger::log( "working child died" );
        else
            Logger::log( "internal error happened - other connection than rope to the child has died" );
        setDefault();
        break;
    case State::Free:
    case State::Enslaved:
    case State::FormingGroup:
        NOTE();
        Logger::log( "closed connection to " + info( dead ) + " which is weird" );
        setDefault();
        break;
    case State::Running:
    case State::Grouped:
        NOTE();
        Logger::log( "closed connection to " + info( dead ) );
        ::exit( 0 );
    }
}

static void dump_src_AttrType(FILE *output, const char *name, AttrList data, const char **from)
{
    int n;

    fprintf(output, "static const attr %s_attr_list[] = {\n", name);
    if (data != 0) {
	for (n = 0; data[n].name != 0; ++n) {
	    dump_AttrItem(output, data + n);
	}
    }
    fprintf(output, "\t{ 0               T(N) }	/* Terminate list */\n");
    fprintf(output, "};\n");
    NOTE("");
    fprintf(output, "static const AttrType %s_attr_type[] = {\n", name);
    if (from != 0) {
	while (*from != 0) {
	    fprintf(output, "\t{ ATTR_TYPE(%s) },\n", *from);
	    ++from;
	}
    } else {
	fprintf(output, "\t{ ATTR_TYPE(%s) },\n", name);
    }
    fprintf(output, "\t{ 0, 0 },\n");
    fprintf(output, "};\n");
    NOTE("");
}

static void
dnssd_client_cb(AvahiClient      *c,		/* I - Client */
		AvahiClientState state,		/* I - Current state */
		void             *userdata)	/* I - User data (unused) */
{
  (void)userdata;
  int error;			/* Error code, if any */

  if (!c)
    return;

  switch (state) {
  default :
    NOTE("Ignore Avahi state %d.", state);
    break;

  case AVAHI_CLIENT_CONNECTING:
    NOTE("Waiting for Avahi server.");
    break;

  case AVAHI_CLIENT_S_RUNNING:
    NOTE("Avahi server connection got available, registering printer.");
    dnssd_register(c);
    break;

  case AVAHI_CLIENT_S_REGISTERING:
  case AVAHI_CLIENT_S_COLLISION:
    NOTE("Dropping printer registration because of possible host name change.");
    if (g_options.dnssd_data->ipp_ref)
      avahi_entry_group_reset(g_options.dnssd_data->ipp_ref);
    break;

  case AVAHI_CLIENT_FAILURE:
    if (avahi_client_errno(c) == AVAHI_ERR_DISCONNECTED) {
      NOTE("Avahi server disappeared, unregistering printer");
      dnssd_unregister();
      /* Renewing client */
      if (g_options.dnssd_data->DNSSDClient)
	avahi_client_free(g_options.dnssd_data->DNSSDClient);
      if ((g_options.dnssd_data->DNSSDClient =
	   avahi_client_new(avahi_threaded_poll_get
			    (g_options.dnssd_data->DNSSDMaster),
			    AVAHI_CLIENT_NO_FAIL,
			    dnssd_client_cb, NULL, &error)) == NULL) {
	ERR("Error: Unable to initialize DNS-SD client.");
	g_options.terminate = 1;
      }
    } else {
      ERR("Avahi server connection failure: %s",
	  avahi_strerror(avahi_client_errno(c)));
      g_options.terminate = 1;
    }
    break;

  }
}

HRESULT CLoadDirectDraw::IsDirectDrawLoaded()
{
    NOTE("Entering IsDirectDrawLoaded");

    if (m_pDirectDraw == NULL) {
        NOTE("DirectDraw not loaded");
        return S_FALSE;
    }
    return NOERROR;
}

// advance one cycle
void proc_t::advance_one_cycle() {
  int data;
  int A = 100 % test_args.addr_range;
  int B = 200 % test_args.addr_range;
  switch (args.test) {
  case 0:
    

            // first Command
            // store at cycle 1
    
            if(!command1[0]){
                addr = random() % 32 + 16 * proc;
                NOTE("proc store A");
                response = cache->store(addr, 0, 50, false);
          
                if(response.retry_p == false){
                      command1[0] = true;
                      NOTE("proc first store finish");
                }
            }
            
            // second Command
            // load to same address
            // should hit
            else if(command1[0] && !command1[1]){
                
                NOTE("proc load A");
                response = cache->load(addr, 0, &data, false);
                 if(response.retry_p == false){
                    command1[1] = true;
                    NOTE("proc load finish");
                 

                    if(data != 50){
                        ERROR("fail this case");
                    }else{
                        NOTE_ARGS(("%d: get correct value", proc));
                        NOTE("pass this case");
                    }
                }
          
            }
   
            

    
    break;

  default:
    ERROR("don't know this test case");
  }
}

int main(int argc, const char **argv)
{
	utils::log::setfile("tests.log");
	NOTE("RUNNING TESTS...");
	
#include "test_str.h"
#include "test_Variant.h"
	
	NOTE("All tests passed!");
	
	return 0;
}

void actionBookmarkAdd(void *data)
{
    DVDBookmark_t *bm;
    unsigned char id[16];
    char *state = NULL;
    char volid[33];
    int volid_type;
    char *disccomment = NULL;

    if(DVDGetDiscID(nav, id) != DVD_E_Ok) {
        NOTE("%s", "GetDiscID failed\n");
        return;
    }

    if(DVDGetVolumeIdentifiers(nav, 0, &volid_type, volid, NULL) != DVD_E_Ok) {
        DNOTE("%s", "GetVolumeIdentifiers failed\n");
        volid_type = 0;
    }

    if(DVDGetState(nav, &state) == DVD_E_Ok) {
        if((bm = DVDBookmarkOpen(id, NULL, 1)) == NULL) {
            if(errno != ENOENT) {
                NOTE("%s", "BookmarkOpen failed: ");
                perror("");
            }
            free(state);
            return;
        }
        if(DVDBookmarkAdd(bm, state, NULL, NULL, NULL) == -1) {
            DNOTE("%s", "BookmarkAdd failed\n");
            DVDBookmarkClose(bm);
            free(state);
            return;
        }
        free(state);
        if(volid_type != 0) {
            if(DVDBookmarkGetDiscComment(bm, &disccomment) != -1) {
                if((disccomment == NULL) || (disccomment[0] == '\0')) {
                    if(DVDBookmarkSetDiscComment(bm, volid) == -1) {
                        DNOTE("%s", "SetDiscComment failed\n");
                    }
                }
                if(disccomment) {
                    free(disccomment);
                }
            }
        }
        if(DVDBookmarkSave(bm, 0) == -1) {
            NOTE("%s", "BookmarkSave failed\n");
        }
        DVDBookmarkClose(bm);
    }
}

void autoload_bookmark(void) {
  DVDBookmark_t *bm;
  unsigned char id[16];
  char *state = NULL;
  int n;

  if(!nav) {
    return;
  }

  if(!bookmarks_autoload) {
    return;
  }

  if(DVDGetDiscID(nav, id) != DVD_E_Ok) {
    NOTE("%s", "GetDiscID failed\n");
    return;
  }
  
  if((bm = DVDBookmarkOpen(id, NULL, 0)) == NULL) {
    if(errno != ENOENT) {
      NOTE("%s", "BookmarkOpen failed: ");
      perror("");
    }
    return;
  }
  
  n = DVDBookmarkGetNr(bm);
  
  if(n == -1) {
    NOTE("%s", "DVDBookmarkGetNr failed\n");
  } else if(n > 0) {
    char *appinfo;
    if(DVDBookmarkGet(bm, n-1, &state, NULL,
		      "common", &appinfo) != -1) {
      if(state) {
	if(appinfo && !strcmp(appinfo, "autobookmark")) {
	  if(DVDSetState(nav, state) != DVD_E_Ok) {
	    NOTE("%s", "DVDSetState failed\n");
	  }
	}
	free(state);
      }
      if(appinfo) {
	free(appinfo);
      }
    } else {
      NOTE("%s", "BookmarkGet failed\n");
    }
  }
  DVDBookmarkClose(bm);
}

void* handle_gps(int *arg)
{
	char one_line[512] = {0};
//	int ret = 0;
//	unsigned int count = 0;
	char *p = one_line;
	char ch = 0;
	int valid_flag = 0;
	
	NOTE("GPS Thread start...\n");
	int fd = open_gps_com("/dev/ttyS0");
	while(!exit_flag) {
		ch = get_char(fd);
		if(ch <=0)
			goto RECONN;
		if(ch == '$') {
			memset(one_line,0,512);
			p = one_line;
			*p = ch;
			valid_flag = 1;
		} else if(ch == '\r' || ch == '\n') {
			if(valid_flag) {
				//valid data is between '$' to '\r' or '\n'
				//tail add ','
				*p = ',';
				p++;
				*p = '\0';
// 				DEBUG("[%d][%s]\n",++count,one_line);
				parse_var(one_line,"/tmp/gps_info"); 
				//the all gps info,can not sleep here
			}
			valid_flag = 0;
		}
		if(valid_flag) {
			*p = ch;
			p++;
		}
		continue;
	RECONN:
		ERROR("Read GPS Com Error!%d:%s\n",errno,strerror(errno));
		if(fd >= 0) port_close(fd);
		sleep_seconds_intr(10);
		fd = open_gps_com("/dev/ttyS0");
	}
	NOTE("GPS Thread exit!\n");
	if(fd >= 0) port_close(fd);
	system("/bin/echo GPS_thread_EXIT > /tmp/gps_status");
	return NULL;
}

void RTMFPServer::run() {

    try {
        _pSocket->bind(SocketAddress("0.0.0.0",_port));
        _mainSockets.add(*_pSocket,*this);

        NOTE("RTMFP server starts on %u port",_port);
        onStart();

        RTMFPManager manager(*this);
        bool terminate=false;
        while(!terminate)
            handle(terminate);

    } catch(Exception& ex) {
        FATAL("RTMFPServer, %s",ex.displayText().c_str());
    } catch (exception& ex) {
        FATAL("RTMFPServer, %s",ex.what());
    } catch (...) {
        FATAL("RTMFPServer, unknown error");
    }

    _mainSockets.remove(*_pSocket);

    // terminate handle
    terminate();

    // clean sessions, and send died message if need
    _handshake.clear();
    _sessions.clear();

    // stop receiving and sending engine (it waits the end of sending last session messages)
    poolThreads.clear();

    // close UDP socket
    delete _pSocket;

    sockets.clear();
    _mainSockets.clear();
    _port=0;
    onStop();

    if(_pCirrus) {
        delete _pCirrus;
        _pCirrus = NULL;
    }

    NOTE("RTMFP server stops");
}

/** @internal 
 * Registers all the signal handlers
 */
static void init_signals(void) {
	struct sigaction sa;

	NOTE("Setting SIGCHLD handler to sigchld_handler()");
	sa.sa_handler = sigchld_handler;
	sigemptyset(&sa.sa_mask);
	sa.sa_flags = SA_RESTART;
	if (sigaction(SIGCHLD, &sa, NULL) == -1) {
		ERROR("sigaction(): %s", strerror(errno));
		exit(1);
	}

	/* Trap SIGPIPE */
	/* This is done so that when libhttpd does a socket operation on
	* a disconnected socket (i.e.: Broken Pipes) we catch the signal
	* and do nothing. The alternative is to exit. SIGPIPE are harmless
	* if not desirable.
	*/
	NOTE("Setting SIGPIPE  handler to SIG_IGN\n");
	sa.sa_handler = SIG_IGN;
	if (sigaction(SIGPIPE, &sa, NULL) == -1) {
		ERROR("sigaction(): %s\n", strerror(errno));
		exit(1);
	}

	NOTE("Setting SIGTERM,SIGQUIT,SIGINT handlers to termination_handler()\n");
	sa.sa_handler = termination_handler;
	sigemptyset(&sa.sa_mask);
	sa.sa_flags = SA_RESTART;

	/* Trap SIGTERM */
	if (sigaction(SIGTERM, &sa, NULL) == -1) {
		ERROR("sigaction(): %s\n", strerror(errno));
		exit(1);
	}

	/* Trap SIGQUIT */
	if (sigaction(SIGQUIT, &sa, NULL) == -1) {
		ERROR("sigaction(): %s\n", strerror(errno));
		exit(1);
	}

	/* Trap SIGINT */
	if (sigaction(SIGINT, &sa, NULL) == -1) {
		ERROR("sigaction(): %s\n", strerror(errno));
		exit(1);
	}
}

STDMETHODIMP CDVSBasePPage::GetPageInfo(LPPROPPAGEINFO pPageInfo)
{
	AFX_MANAGE_STATE(AfxGetStaticModuleState());

	CString str;
	if(!str.LoadString(m_TitleId)) return E_FAIL;

	WCHAR wszTitle[STR_MAX_LENGTH];
#ifdef UNICODE
	wcscpy(wszTitle, str);
#else
	mbstowcs(wszTitle, str, str.GetLength()+1);
#endif

	CheckPointer(pPageInfo, E_POINTER);

	// Allocate dynamic memory for the property page title

	LPOLESTR pszTitle;
	HRESULT hr = AMGetWideString(wszTitle, &pszTitle);
	if(FAILED(hr)) {NOTE("No caption memory"); return hr;}

	pPageInfo->cb               = sizeof(PROPPAGEINFO);
	pPageInfo->pszTitle         = pszTitle;
	pPageInfo->pszDocString     = NULL;
	pPageInfo->pszHelpFile      = NULL;
	pPageInfo->dwHelpContext    = 0;
	// Set defaults in case GetDialogSize fails
	pPageInfo->size.cx          = 340;
	pPageInfo->size.cy          = 150;

	MyGetDialogSize(m_DialogId, DialogProc, 0L, &pPageInfo->size);

	return NOERROR;
}

/** Perform op->name on each node of op->k_closest
    or carry out op->service().
*/
void
KDA_Map(KDA_Operation* op)
{
  NOTE_F;
  if (op->name)
  {
    printf("map: %s \n", op->name);
    for (struct ilist_item* item = op->k_closest->head; item;
         item = item->next)
    {
      KDA_Neighbor* n = (KDA_Neighbor*) item->data;
      if (n->id == id)
        continue;
      MPIRPC_Call(n->node, op->name, op->args,
                  op, op->proceed);
    }
  }
  else if (op->query)
  {
    NOTE("op->query");
    op->query->service(op);
  }
  else assert(false);

  op->returned = list_create();
}