C++ setup_tcp函数代码示例

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本文整理汇总了C++中setup_tcp函数的典型用法代码示例。如果您正苦于以下问题：C++ setup_tcp函数的具体用法？C++ setup_tcp怎么用？C++ setup_tcp使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了setup_tcp函数的19个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: do_connect

/**
 * Connect a pcb contained inside a netconn
 * Called from netconn_connect.
 *
 * @param msg the api_msg_msg pointing to the connection and containing
 *            the IP address and port to connect to
 */
void
do_connect(struct api_msg_msg *msg)
{
  if (msg->conn->pcb.tcp == NULL) {
    sys_sem_signal(msg->conn->op_completed);
    return;
  }

  switch (NETCONNTYPE_GROUP(msg->conn->type)) {
#if LWIP_RAW
  case NETCONN_RAW:
    msg->conn->err = raw_connect(msg->conn->pcb.raw, msg->msg.bc.ipaddr);
    sys_sem_signal(msg->conn->op_completed);
    break;
#endif /* LWIP_RAW */
#if LWIP_UDP
  case NETCONN_UDP:
    msg->conn->err = udp_connect(msg->conn->pcb.udp, msg->msg.bc.ipaddr, msg->msg.bc.port);
    sys_sem_signal(msg->conn->op_completed);
    break;
#endif /* LWIP_UDP */
#if LWIP_TCP
  case NETCONN_TCP:
    msg->conn->state = NETCONN_CONNECT;
    setup_tcp(msg->conn);
    msg->conn->err = tcp_connect(msg->conn->pcb.tcp, msg->msg.bc.ipaddr, msg->msg.bc.port,
                                 do_connected);
    /* sys_sem_signal() is called from do_connected (or err_tcp()),
     * when the connection is established! */
    break;
#endif /* LWIP_TCP */
  default:
    break;
  }
}

开发者ID:BlueSkyGjj，项目名称:nRF52，代码行数:42，代码来源:api_msg.c

示例2: main

int
main(int argc, char *argv[])
{
	int fd[2];

	setup_udp("udp_0send", fd);
	try_0send("udp_0send", fd[0]);
	close_both(fd);

	setup_udp("udp_0write", fd);
	try_0write("udp_0write", fd[0]);
	close_both(fd);

	setup_tcp("tcp_0send", fd);
	try_0send("tcp_0send", fd[0]);
	close_both(fd);

	setup_tcp("tcp_0write", fd);
	try_0write("tcp_0write", fd[0]);
	close_both(fd);

	setup_udsstream("udsstream_0send", fd);
	try_0send("udsstream_0send", fd[0]);
	close_both(fd);

	setup_udsstream("udsstream_0write", fd);
	try_0write("udsstream_0write", fd[0]);
	close_both(fd);

	setup_udsdgram("udsdgram_0send", fd);
	try_0send("udsdgram_0send", fd[0]);
	close_both(fd);

	setup_udsdgram("udsdgram_0write", fd);
	try_0write("udsdgram_0write", fd[0]);
	close_both(fd);

	setup_pipe("pipe_0write", fd);
	try_0write("pipd_0write", fd[0]);
	close_both(fd);

	setup_fifo("fifo_0write", fd);
	try_0write("fifo_0write", fd[0]);
	close_both(fd);

	return (0);
}

开发者ID:cyrilmagsuci，项目名称:freebsd，代码行数:47，代码来源:zerosend.c

示例3: lwip_netconn_do_connect

/**
 * Connect a pcb contained inside a netconn
 * Called from netconn_connect.
 *
 * @param msg the api_msg_msg pointing to the connection and containing
 *            the IP address and port to connect to
 */
void
lwip_netconn_do_connect(struct api_msg_msg *msg)
{
  if (msg->conn->pcb.tcp == NULL) {
    /* This may happen when calling netconn_connect() a second time */
    msg->err = ERR_CLSD;
    if (NETCONNTYPE_GROUP(msg->conn->type) == NETCONN_TCP) {
      /* For TCP, netconn_connect() calls tcpip_apimsg(), so signal op_completed here. */
      sys_sem_signal(&msg->conn->op_completed);
      return;
    }
  } else {
    switch (NETCONNTYPE_GROUP(msg->conn->type)) {
#if LWIP_RAW
    case NETCONN_RAW:
      msg->err = raw_connect(msg->conn->pcb.raw, API_EXPR_REF(msg->msg.bc.ipaddr));
      break;
#endif /* LWIP_RAW */
#if LWIP_UDP
    case NETCONN_UDP:
      msg->err = udp_connect(msg->conn->pcb.udp, API_EXPR_REF(msg->msg.bc.ipaddr), msg->msg.bc.port);
      break;
#endif /* LWIP_UDP */
#if LWIP_TCP
    case NETCONN_TCP:
      /* Prevent connect while doing any other action. */
      if (msg->conn->state != NETCONN_NONE) {
        msg->err = ERR_ISCONN;
      } else {
        setup_tcp(msg->conn);
        msg->err = tcp_connect(msg->conn->pcb.tcp, API_EXPR_REF(msg->msg.bc.ipaddr),
          msg->msg.bc.port, lwip_netconn_do_connected);
        if (msg->err == ERR_OK) {
          u8_t non_blocking = netconn_is_nonblocking(msg->conn);
          msg->conn->state = NETCONN_CONNECT;
          SET_NONBLOCKING_CONNECT(msg->conn, non_blocking);
          if (non_blocking) {
            msg->err = ERR_INPROGRESS;
          } else {
            msg->conn->current_msg = msg;
            /* sys_sem_signal() is called from lwip_netconn_do_connected (or err_tcp()),
            * when the connection is established! */
            return;
          }
        }
      }
      /* For TCP, netconn_connect() calls tcpip_apimsg(), so signal op_completed here. */
      sys_sem_signal(&msg->conn->op_completed);
      return;
#endif /* LWIP_TCP */
    default:
      LWIP_ERROR("Invalid netconn type", 0, do{ msg->err = ERR_VAL; }while(0));
      break;
    }
  }
  /* For all other protocols, netconn_connect() calls TCPIP_APIMSG(),
     so use TCPIP_APIMSG_ACK() here. */
  TCPIP_APIMSG_ACK(msg);
}

开发者ID:mtharp，项目名称:lwip，代码行数:66，代码来源:api_msg.c

示例4: accept_function

static err_t
accept_function(void *arg, struct tcp_pcb *newpcb, err_t err)
{
  sys_mbox_t mbox;
  struct netconn *newconn;
  struct netconn *conn;
  
#if API_MSG_DEBUG
#if TCP_DEBUG
  tcp_debug_print_state(newpcb->state);
#endif /* TCP_DEBUG */
#endif /* API_MSG_DEBUG */
  conn = (struct netconn *)arg;
  mbox = conn->acceptmbox;
  newconn = memp_malloc(MEMP_NETCONN);
  if (newconn == NULL) {
    return ERR_MEM;
  }
  newconn->recvmbox = sys_mbox_new();
  if (newconn->recvmbox == SYS_MBOX_NULL) {
    memp_free(MEMP_NETCONN, newconn);
    return ERR_MEM;
  }
  newconn->mbox = sys_mbox_new();
  if (newconn->mbox == SYS_MBOX_NULL) {
    sys_mbox_free(newconn->recvmbox);
    memp_free(MEMP_NETCONN, newconn);
    return ERR_MEM;
  }
  newconn->sem = sys_sem_new(0);
  if (newconn->sem == SYS_SEM_NULL) {
    sys_mbox_free(newconn->recvmbox);
    sys_mbox_free(newconn->mbox);
    memp_free(MEMP_NETCONN, newconn);
    return ERR_MEM;
  }
  /* Allocations were OK, setup the PCB etc */
  newconn->type = NETCONN_TCP;
  newconn->pcb.tcp = newpcb;
  setup_tcp(newconn);
  newconn->acceptmbox = SYS_MBOX_NULL;
  newconn->err = err;
  /* Register event with callback */
  if (conn->callback)
  {
    (*conn->callback)(conn, NETCONN_EVT_RCVPLUS, 0);
  }
  /* We have to set the callback here even though
   * the new socket is unknown. Mark the socket as -1. */
  newconn->callback = conn->callback;
  newconn->socket = -1;
  newconn->recv_avail = 0;
  
  sys_mbox_post(mbox, newconn);
  return ERR_OK;
}

开发者ID:AldenHiggins，项目名称:ELEC424-Lab06-Scheduling-with-FreeRTOS，代码行数:56，代码来源:api_msg.c

示例5: do_connect

/**
 * Connect a pcb contained inside a netconn
 * Called from netconn_connect.
 *
 * @param msg the api_msg_msg pointing to the connection and containing
 *            the IP address and port to connect to
 */
void
do_connect(struct api_msg_msg *msg)
{
  if (msg->conn->pcb.tcp == NULL) {
    /* This may happen when calling netconn_connect() a second time */
    msg->err = ERR_CLSD;
  } else {
    switch (NETCONNTYPE_GROUP(msg->conn->type)) {
#if LWIP_RAW
  case NETCONN_RAW:
    msg->err = raw_connect(msg->conn->pcb.raw, msg->msg.bc.ipaddr);
    break;
#endif /* LWIP_RAW */
#if LWIP_UDP
  case NETCONN_UDP:
    msg->err = udp_connect(msg->conn->pcb.udp, msg->msg.bc.ipaddr, msg->msg.bc.port);
    break;
#endif /* LWIP_UDP */
#if LWIP_TCP
  case NETCONN_TCP:
    /* Prevent connect while doing any other action. */
    if (msg->conn->state != NETCONN_NONE) {
      msg->err = ERR_ISCONN;
    } else {
      setup_tcp(msg->conn);
      msg->err = tcp_connect(msg->conn->pcb.tcp, msg->msg.bc.ipaddr,
        msg->msg.bc.port, do_connected);
      if (msg->err == ERR_OK) {
        u8_t non_blocking = netconn_is_nonblocking(msg->conn);
        msg->conn->state = NETCONN_CONNECT;
        SET_NONBLOCKING_CONNECT(msg->conn, non_blocking);
        if (non_blocking) {
          msg->err = ERR_WOULDBLOCK/*ERR_INPROGRESS*/;
        } else {
          msg->conn->current_msg = msg;
          /* sys_sem_signal() is called from do_connected (or err_tcp()),
          * when the connection is established! */
          return;
        }
      }
    }
    break;
#endif /* LWIP_TCP */
  default:
    LWIP_ERROR("Invalid netconn type", 0, do{ msg->err = ERR_VAL; }while(0));
    break;
    }
  }
  sys_sem_signal(&msg->conn->op_completed);
}

开发者ID:0x00dec0de，项目名称:Rovnix，代码行数:57，代码来源:api_msg.c

示例6: do_bind

/*-----------------------------------------------------------------------------------*/
static void
do_bind(struct api_msg_msg *msg)
{
  if (msg->conn->pcb.tcp == NULL) {
    switch (msg->conn->type) {
#if LWIP_UDP
    case NETCONN_UDPLITE:
      msg->conn->pcb.udp = udp_new();
      udp_setflags(msg->conn->pcb.udp, UDP_FLAGS_UDPLITE);
      udp_recv(msg->conn->pcb.udp, recv_udp, msg->conn);
      break;
    case NETCONN_UDPNOCHKSUM:
      msg->conn->pcb.udp = udp_new();
      udp_setflags(msg->conn->pcb.udp, UDP_FLAGS_NOCHKSUM);
      udp_recv(msg->conn->pcb.udp, recv_udp, msg->conn);
      break;
    case NETCONN_UDP:
      msg->conn->pcb.udp = udp_new();
      udp_recv(msg->conn->pcb.udp, recv_udp, msg->conn);
      break;
#endif /* LWIP_UDP */
#if LWIP_TCP      
    case NETCONN_TCP:
      msg->conn->pcb.tcp = tcp_new();
      setup_tcp(msg->conn);
#endif /* LWIP_TCP */
    default:  
    break;
    }
  }
  switch (msg->conn->type) {
#if LWIP_UDP
  case NETCONN_UDPLITE:
    /* FALLTHROUGH */
  case NETCONN_UDPNOCHKSUM:
    /* FALLTHROUGH */
  case NETCONN_UDP:
    msg->conn->err = udp_bind(msg->conn->pcb.udp, msg->msg.bc.ipaddr, msg->msg.bc.port);
    break;
#endif /* LWIP_UDP */
#if LWIP_TCP
  case NETCONN_TCP:
    msg->conn->err = tcp_bind(msg->conn->pcb.tcp,
            msg->msg.bc.ipaddr, msg->msg.bc.port);
#endif /* LWIP_TCP */
  default:
    break;
  }
  sys_mbox_post(msg->conn->mbox, NULL);
}

开发者ID:eslinux，项目名称:network_model，代码行数:51，代码来源:api_msg.c

示例7: main

int main(int argc, char *argv[])
{
    int sock;
    int retval;
    void *port = NULL;

    //Check user effective ID
    if (geteuid() != 0)
    {
        fprintf(stderr, "Must run as root permission!\n");
        exit(1);
    }

    //setup socket
    port = (argc == 1) ? NULL:argv[1];
    sock = setup_tcp(port);
    if (sock < 0)
    {
        perror("setup_tcp");
        exit(1);
    }
    
    int client_sock;
    struct sockaddr_in addr;
    socklen_t addrlen = sizeof(addr);

    while (1)
    {
        client_sock = accept(sock, (struct sockaddr*)&addr, &addrlen);
        if (client_sock < 0)
        {
            perror("accept");
            continue;
        }
        if (0 == fork())
        {
            if ((retval = request_handle(client_sock, &addr, addrlen)) < 0)
            {
                perror("request_headle");
                printf("%d\n", retval);
                exit(1);
            }
            exit(0);
        }
        close(client_sock);
    }
}

开发者ID:thlgood，项目名称:Bump，代码行数:47，代码来源:main.c

示例8: do_connected

static err_t
do_connected(void *arg, struct tcp_pcb *pcb, err_t err)
{
  struct netconn *conn;

  conn = arg;

  if (conn == NULL) {
    return ERR_VAL;
  }
  
  conn->err = err;
  if (conn->type == NETCONN_TCP && err == ERR_OK) {
    setup_tcp(conn);
  }    
  sys_mbox_post(conn->mbox, NULL);
  return ERR_OK;
}

开发者ID:AldenHiggins，项目名称:ELEC424-Lab06-Scheduling-with-FreeRTOS，代码行数:18，代码来源:api_msg.c

示例9: main

int main(void)
{
    extern pthread_mutex_t accept_mutex;
    extern pthread_mutex_t fp_mutex;
    extern struct accept_list *AL;

    if (read_config() < 0)
    {
        return 1;
    }
    pthread_mutex_init(&accept_mutex, NULL);
    pthread_mutex_init(&fp_mutex, NULL);

    int sockfd;
    sockfd = setup_tcp();

    if (sockfd < 0)
    {

        return 1;
    }

    int i;
    for(i = 0; i < thread_count; i++)
    {
        pthread_t pthread;
        pthread_create(&pthread, NULL, thread_handle, NULL);
    }
    int fd;
    struct sockaddr_in sock_addr;
    socklen_t len = sizeof(sock_addr);
    while(1)
    {
        len = sizeof(sock_addr);
        fd = accept(sockfd, (struct sockaddr*)&sock_addr, &len);
        if (fd > 0)
        {
            pthread_mutex_lock(&accept_mutex);
            AL = accept_list_add(AL, fd);
            pthread_mutex_unlock(&accept_mutex);
        }
    }
    return 0;
}

开发者ID:thlgood，项目名称:Bump2，代码行数:44，代码来源:main.c

示例10: do_connected

/**
 * TCP callback function if a connection (opened by tcp_connect/do_connect) has
 * been established (or reset by the remote host).
 *
 * @see tcp.h (struct tcp_pcb.connected) for parameters and return values
 */
static err_t
do_connected(void *arg, struct tcp_pcb *pcb, err_t err)
{
  struct netconn *conn;
  int was_blocking;

  LWIP_UNUSED_ARG(pcb);

  conn = (struct netconn *)arg;

  if (conn == NULL) {
    return ERR_VAL;
  }

  LWIP_ASSERT("conn->state == NETCONN_CONNECT", conn->state == NETCONN_CONNECT);
  LWIP_ASSERT("(conn->current_msg != NULL) || conn->in_non_blocking_connect",
    (conn->current_msg != NULL) || IN_NONBLOCKING_CONNECT(conn));

  if (conn->current_msg != NULL) {
    conn->current_msg->err = err;
  }
  if ((conn->type == NETCONN_TCP) && (err == ERR_OK)) {
    setup_tcp(conn);
  }
  was_blocking = !IN_NONBLOCKING_CONNECT(conn);
  SET_NONBLOCKING_CONNECT(conn, 0);
  conn->current_msg = NULL;
  conn->state = NETCONN_NONE;
  if (!was_blocking) {
    SYS_ARCH_DECL_PROTECT(lev);
    SYS_ARCH_PROTECT(lev);
    if (conn->last_err == ERR_INPROGRESS) {
      conn->last_err = ERR_OK;
    }
    SYS_ARCH_UNPROTECT(lev);
  }
  API_EVENT(conn, NETCONN_EVT_SENDPLUS, 0);

  if (was_blocking) {
    sys_sem_signal(&conn->op_completed);
  }
  return ERR_OK;
}

开发者ID:3dot3，项目名称:nodemcu-firmware，代码行数:49，代码来源:api_msg.c

示例11: lwip_netconn_do_connected

/**
 * TCP callback function if a connection (opened by tcp_connect/lwip_netconn_do_connect) has
 * been established (or reset by the remote host).
 *
 * @see tcp.h (struct tcp_pcb.connected) for parameters and return values
 */
static err_t
lwip_netconn_do_connected(void *arg, struct tcp_pcb *pcb, err_t err)
{
  struct netconn *conn;
  int was_blocking;
  sys_sem_t* op_completed_sem = NULL;

  LWIP_UNUSED_ARG(pcb);

  conn = (struct netconn *)arg;

  if (conn == NULL) {
    return ERR_VAL;
  }

  LWIP_ASSERT("conn->state == NETCONN_CONNECT", conn->state == NETCONN_CONNECT);
  LWIP_ASSERT("(conn->current_msg != NULL) || conn->in_non_blocking_connect",
    (conn->current_msg != NULL) || IN_NONBLOCKING_CONNECT(conn));

  if (conn->current_msg != NULL) {
    conn->current_msg->err = err;
    op_completed_sem = LWIP_API_MSG_SEM(conn->current_msg);
  }
  if ((NETCONNTYPE_GROUP(conn->type) == NETCONN_TCP) && (err == ERR_OK)) {
    setup_tcp(conn);
  }
  was_blocking = !IN_NONBLOCKING_CONNECT(conn);
  SET_NONBLOCKING_CONNECT(conn, 0);
  LWIP_ASSERT("blocking connect state error",
    (was_blocking && op_completed_sem != NULL) ||
    (!was_blocking && op_completed_sem == NULL));
  conn->current_msg = NULL;
  conn->state = NETCONN_NONE;
  if (!was_blocking) {
    NETCONN_SET_SAFE_ERR(conn, ERR_OK);
  }
  API_EVENT(conn, NETCONN_EVT_SENDPLUS, 0);

  if (was_blocking) {
    sys_sem_signal(op_completed_sem);
  }
  return ERR_OK;
}

开发者ID:cya410，项目名称:libraries，代码行数:49，代码来源:api_msg.c

示例12: do_connected

/**
 * TCP callback function if a connection (opened by tcp_connect/do_connect) has
 * been established (or reset by the remote host).
 *
 * @see tcp.h (struct tcp_pcb.connected) for parameters and return values
 */
static err_t
do_connected(void *arg, struct tcp_pcb *pcb, err_t err)
{
  struct netconn *conn;

  LWIP_UNUSED_ARG(pcb);

  conn = arg;

  if (conn == NULL) {
    return ERR_VAL;
  }

  conn->err = err;
  if ((conn->type == NETCONN_TCP) && (err == ERR_OK)) {
    setup_tcp(conn);
  }
  conn->state = NETCONN_NONE;
  sys_sem_signal(conn->op_completed);
  return ERR_OK;
}

开发者ID:BlueSkyGjj，项目名称:nRF52，代码行数:27，代码来源:api_msg.c

示例13: do_connected

/**
 * TCP callback function if a connection (opened by tcp_connect/do_connect) has
 * been established (or reset by the remote host).
 *
 * @see tcp.h (struct tcp_pcb.connected) for parameters and return values
 */
static err_t
do_connected(void *arg, struct tcp_pcb *pcb, err_t err)
{
  struct netconn *conn;
  int was_blocking;

  LWIP_UNUSED_ARG(pcb);

  conn = (struct netconn *)arg;

  if (conn == NULL) {
    return ERR_VAL;
  }

  LWIP_ASSERT("conn->state == NETCONN_CONNECT", conn->state == NETCONN_CONNECT);
  LWIP_ASSERT("(conn->current_msg != NULL) || conn->in_non_blocking_connect",
    (conn->current_msg != NULL) || IN_NONBLOCKING_CONNECT(conn));

  if (conn->current_msg != NULL) {
    conn->current_msg->err = err;
  }
  if ((conn->type == NETCONN_TCP) && (err == ERR_OK)) {
    setup_tcp(conn);
  }
  was_blocking = !IN_NONBLOCKING_CONNECT(conn);
  SET_NONBLOCKING_CONNECT(conn, 0);
  conn->current_msg = NULL;
  conn->state = NETCONN_NONE;
  if (!was_blocking) {
    NETCONN_SET_SAFE_ERR(conn, ERR_OK);
  }
  API_EVENT(conn, NETCONN_EVT_SENDPLUS, 0);

  if (was_blocking) {
    conn_op_completed(conn);
  }
  return ERR_OK;
}

开发者ID:spindance，项目名称:lwip，代码行数:44，代码来源:api_msg.c

示例14: gx_main

void gx_main(int port, apr_int64_t signature)
{
	/* set up our log files */
	if (opt.log_dir)
	{
		mkdir(opt.log_dir, S_IRWXU | S_IRWXG);

		if (0 != chdir(opt.log_dir))
		{
			/* Invalid dir for log file, try home dir */
			char *home_dir = NULL;
			if (0 == apr_env_get(&home_dir, "HOME", gx.pool))
			{
				if (home_dir)
					chdir(home_dir);
			}
		}
	}

	update_log_filename();
	freopen(log_filename, "w", stdout);
	setlinebuf(stdout);

	if (!get_and_allocate_hostname())
		gpsmon_fatalx(FLINE, 0, "failed to allocate memory for hostname");
	TR0(("HOSTNAME = '%s'\n", gx.hostname));



	// first chace to write to log file
	TR2(("signature = %" FMT64 "\n", signature));
	TR1(("detected %d cpu cores\n", number_cpu_cores));

	setup_gx(port, signature);
	setup_sigar();
	setup_udp();
	setup_tcp();

	gx.tick = 0;
	for (;;)
	{
		struct timeval tv;
		apr_hash_index_t* hi;

		/* serve events every 2 second */
		gx.tick++;
		gx.now = time(NULL);
		tv.tv_sec = 2;
		tv.tv_usec = 0;

		/* event dispatch blocks for a certain time based on the seconds given
		 * to event_loopexit */
		if (-1 == event_loopexit(&tv))
		{
			gpmon_warningx(FLINE, APR_FROM_OS_ERROR(errno),
					"event_loopexit failed");
		}

		if (-1 == event_dispatch())
		{
			gpsmon_fatalx(FLINE, APR_FROM_OS_ERROR(errno), "event_dispatch failed");
		}

		/* get pid metrics */
		for (hi = apr_hash_first(0, gx.qexectab); hi; hi = apr_hash_next(hi))
		{
            void* vptr;
            gpmon_qexec_t* rec;
            apr_hash_this(hi, 0, 0, &vptr);
            rec = vptr;
            get_pid_metrics(rec->key.hash_key.pid,
                    rec->key.tmid,
                    rec->key.ssid,
                    rec->key.ccnt);
		}

		/* check log size */
		if (gx.tick % 60 == 0)
		{
			apr_finfo_t finfo;
			if (0 == apr_stat(&finfo, log_filename, APR_FINFO_SIZE, gx.pool))
			{
				if (opt.max_log_size != 0 && finfo.size > opt.max_log_size)
				{
					update_log_filename();
					freopen(log_filename, "w", stdout);
					setlinebuf(stdout);
				}
			}
		}
	}
}

开发者ID:phan-pivotal，项目名称:gpdb，代码行数:92，代码来源:gpsmon.c

示例15: do_connect

static void
do_connect(struct api_msg_msg *msg)
{
  if (msg->conn->pcb.tcp == NULL) {
    switch (msg->conn->type) {
#if LWIP_RAW
    case NETCONN_RAW:
      msg->conn->pcb.raw = raw_new(msg->msg.bc.port); /* misusing the port field as protocol */
      raw_recv(msg->conn->pcb.raw, recv_raw, msg->conn);
      break;
#endif
#if LWIP_UDP
    case NETCONN_UDPLITE:
      msg->conn->pcb.udp = udp_new();
      if (msg->conn->pcb.udp == NULL) {
  msg->conn->err = ERR_MEM;
  sys_mbox_post(msg->conn->mbox, NULL);
  return;
      }
      udp_setflags(msg->conn->pcb.udp, UDP_FLAGS_UDPLITE);
      udp_recv(msg->conn->pcb.udp, recv_udp, msg->conn);
      break;
    case NETCONN_UDPNOCHKSUM:
      msg->conn->pcb.udp = udp_new();
      if (msg->conn->pcb.udp == NULL) {
  msg->conn->err = ERR_MEM;
  sys_mbox_post(msg->conn->mbox, NULL);
  return;
      }
      udp_setflags(msg->conn->pcb.udp, UDP_FLAGS_NOCHKSUM);
      udp_recv(msg->conn->pcb.udp, recv_udp, msg->conn);
      break;
    case NETCONN_UDP:
      msg->conn->pcb.udp = udp_new();
      if (msg->conn->pcb.udp == NULL) {
  msg->conn->err = ERR_MEM;
  sys_mbox_post(msg->conn->mbox, NULL);
  return;
      }
      udp_recv(msg->conn->pcb.udp, recv_udp, msg->conn);
      break;
#endif /* LWIP_UDP */
#if LWIP_TCP      
    case NETCONN_TCP:
      msg->conn->pcb.tcp = tcp_new();      
      if (msg->conn->pcb.tcp == NULL) {
  msg->conn->err = ERR_MEM;
  sys_mbox_post(msg->conn->mbox, NULL);
  return;
      }
#endif
    default:
      break;
    }
  }
  switch (msg->conn->type) {
#if LWIP_RAW
  case NETCONN_RAW:
    raw_connect(msg->conn->pcb.raw, msg->msg.bc.ipaddr);
    sys_mbox_post(msg->conn->mbox, NULL);
    break;
#endif
#if LWIP_UDP
  case NETCONN_UDPLITE:
    /* FALLTHROUGH */
  case NETCONN_UDPNOCHKSUM:
    /* FALLTHROUGH */
  case NETCONN_UDP:
    udp_connect(msg->conn->pcb.udp, msg->msg.bc.ipaddr, msg->msg.bc.port);
    sys_mbox_post(msg->conn->mbox, NULL);
    break;
#endif 
#if LWIP_TCP      
  case NETCONN_TCP:
    /*    tcp_arg(msg->conn->pcb.tcp, msg->conn);*/
    setup_tcp(msg->conn);
    tcp_connect(msg->conn->pcb.tcp, msg->msg.bc.ipaddr, msg->msg.bc.port,
    do_connected);
    /*tcp_output(msg->conn->pcb.tcp);*/
#endif

  default:
    break;
  }
}

开发者ID:AldenHiggins，项目名称:ELEC424-Lab06-Scheduling-with-FreeRTOS，代码行数:85，代码来源:api_msg.c

示例16: do_newconn

static void
do_newconn(struct api_msg_msg *msg)
{
   if(msg->conn->pcb.tcp != NULL) {
   /* This "new" connection already has a PCB allocated. */
   /* Is this an error condition? Should it be deleted? 
      We currently just are happy and return. */
     sys_mbox_post(msg->conn->mbox, NULL);
     return;
   }

   msg->conn->err = ERR_OK;

   /* Allocate a PCB for this connection */
   switch(msg->conn->type) {
#if LWIP_RAW
   case NETCONN_RAW:
      msg->conn->pcb.raw = raw_new(msg->msg.bc.port); /* misusing the port field */
      raw_recv(msg->conn->pcb.raw, recv_raw, msg->conn);
     break;
#endif
#if LWIP_UDP
   case NETCONN_UDPLITE:
      msg->conn->pcb.udp = udp_new();
      if(msg->conn->pcb.udp == NULL) {
         msg->conn->err = ERR_MEM;
         break;
      }
      udp_setflags(msg->conn->pcb.udp, UDP_FLAGS_UDPLITE);
      udp_recv(msg->conn->pcb.udp, recv_udp, msg->conn);
      break;
   case NETCONN_UDPNOCHKSUM:
      msg->conn->pcb.udp = udp_new();
      if(msg->conn->pcb.udp == NULL) {
         msg->conn->err = ERR_MEM;
         break;
      }
      udp_setflags(msg->conn->pcb.udp, UDP_FLAGS_NOCHKSUM);
      udp_recv(msg->conn->pcb.udp, recv_udp, msg->conn);
      break;
   case NETCONN_UDP:
      msg->conn->pcb.udp = udp_new();
      if(msg->conn->pcb.udp == NULL) {
         msg->conn->err = ERR_MEM;
         break;
      }
      udp_recv(msg->conn->pcb.udp, recv_udp, msg->conn);
      break;
#endif /* LWIP_UDP */
#if LWIP_TCP
   case NETCONN_TCP:
      msg->conn->pcb.tcp = tcp_new();
      if(msg->conn->pcb.tcp == NULL) {
         msg->conn->err = ERR_MEM;
         break;
      }
      setup_tcp(msg->conn);
      break;
#endif
   }
   
  
  sys_mbox_post(msg->conn->mbox, NULL);
}

开发者ID:AldenHiggins，项目名称:ELEC424-Lab06-Scheduling-with-FreeRTOS，代码行数:64，代码来源:api_msg.c

示例17: setup

static int setup(void) {
	return (method == LIME_METHOD_TCP) ? setup_tcp() : setup_disk();
}

开发者ID:Ryan--Yang，项目名称:LiME，代码行数:3，代码来源:main.c

示例18: recv_udp


//.........这里部分代码省略.........
    /* pass NULL-message to acceptmbox to wake up pending accept */
    if (sys_mbox_valid(&conn->acceptmbox)) {
        /* use trypost to preven deadlock */
        sys_mbox_trypost(&conn->acceptmbox, NULL);
    }

    if ((old_state == NETCONN_WRITE) || (old_state == NETCONN_CLOSE) ||
            (old_state == NETCONN_CONNECT)) {
        /* calling do_writemore/do_close_internal is not necessary
           since the pcb has already been deleted! */
        int was_nonblocking_connect = IN_NONBLOCKING_CONNECT(conn);
        SET_NONBLOCKING_CONNECT(conn, 0);

        if (!was_nonblocking_connect) {
            /* set error return code */
            LWIP_ASSERT("conn->current_msg != NULL", conn->current_msg != NULL);
            conn->current_msg->err = err;
            conn->current_msg = NULL;
            /* wake up the waiting task */
            sys_sem_signal(&conn->op_completed);
        }
    } else {
        LWIP_ASSERT("conn->current_msg == NULL", conn->current_msg == NULL);
    }
}

/**
 * Setup a tcp_pcb with the correct callback function pointers
 * and their arguments.
 *
 * @param conn the TCP netconn to setup
 */
static void
setup_tcp(struct netconn *conn)
{
    struct tcp_pcb *pcb;

    pcb = conn->pcb.tcp;
    tcp_arg(pcb, conn);
    tcp_recv(pcb, recv_tcp);
    tcp_sent(pcb, sent_tcp);
    tcp_poll(pcb, poll_tcp, 4);
    tcp_err(pcb, err_tcp);
}

/**
 * Accept callback function for TCP netconns.
 * Allocates a new netconn and posts that to conn->acceptmbox.
 *
 * @see tcp.h (struct tcp_pcb_listen.accept) for parameters and return value
 */
static err_t
accept_function(void *arg, struct tcp_pcb *newpcb, err_t err)
{
    struct netconn *newconn;
    struct netconn *conn = (struct netconn *)arg;

    LWIP_DEBUGF(API_MSG_DEBUG, ("accept_function: newpcb->tate: %s\n", tcp_debug_state_str(newpcb->state)));

    if (!sys_mbox_valid(&conn->acceptmbox)) {
        LWIP_DEBUGF(API_MSG_DEBUG, ("accept_function: acceptmbox already deleted\n"));
        return ERR_VAL;
    }

    /* We have to set the callback here even though
     * the new socket is unknown. conn->socket is marked as -1. */

开发者ID:comrid1987，项目名称:jb3500，代码行数:67，代码来源:api_msg.c

示例19: dump_memory_range_tcp

static int dump_memory_range_tcp(struct resource *res)
{
	mm_segment_t fs;
	resource_size_t i, len;
	struct page *p;
	void *v;
	long s;
	struct iovec iov;
	struct msghdr msg = { .msg_iov = &iov, .msg_iovlen = 1 };
	int ret = 0;

	fs = get_fs();
	set_fs(KERNEL_DS);
	for (i = res->start; i <= res->end; i += PAGE_SIZE) {
		p = pfn_to_page((i) >> PAGE_SHIFT);
		len = min_t(size_t, PAGE_SIZE, (size_t) (res->end - i + 1));

		v = kmap(p);
		if (unlikely(!v)) {
			ret = -ENOMEM;
			break;
		}
		iov.iov_base = v;
		iov.iov_len = len;

		s = sock_sendmsg(client, &msg, len);

		kunmap(p);

		if (s != len) {
			DBG("error sending page");
			ret = s;
			break;
		}
	}
	set_fs(fs);

	return ret;
}

static int tcp_main_loop(void)
{
	struct resource *p;
	int ret = 0;

	ret = client->ops->accept(server, client, 0);
	if (ret < 0)
		goto out;
	for (p = iomem_resource.child; p ; p = p->sibling) {
		if (strncmp(p->name, SYSTEM_RAM_STRING,
				sizeof(SYSTEM_RAM_STRING)))
			continue;
		ret = dump_memory_range_tcp(p);
		if (unlikely(ret)) {
			DBG("write error");
			goto out;
		}
	}
out:
	client->ops->shutdown(client, 0);
	client->ops->release(client);

	return ret;
}

static struct task_struct *memory_dumper_task;

static int memory_dumper(void *dummy)
{
	int ret;

	set_user_nice(current, 0);
	set_current_state(TASK_INTERRUPTIBLE);

	ret = setup_tcp();
	if (unlikely(ret < 0))
		return ret;
	while (!kthread_should_stop())
		tcp_main_loop();
	if (server && server->ops) {
		server->ops->shutdown(server, 0);
		server->ops->release(server);
	}

	return 0;
}

开发者ID:arighi，项目名称:android-kernel-programming，代码行数:86，代码来源:memdump.c

注：本文中的setup_tcp函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ setup_tcp函数代码示例

示例1: do_connect

示例2: main

示例3: lwip_netconn_do_connect

示例4: accept_function

示例5: do_connect

示例6: do_bind

示例7: main

示例8: do_connected

示例9: main

示例10: do_connected

示例11: lwip_netconn_do_connected

示例12: do_connected

示例13: do_connected

示例14: gx_main

示例15: do_connect

示例16: do_newconn

示例17: setup

示例18: recv_udp

示例19: dump_memory_range_tcp

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