コード例 #1
0
ファイル: net.c プロジェクト: xuezaijiongtu/fossa
/* Associate a socket to a connection and and add to the manager. */
NS_INTERNAL void ns_set_sock(struct ns_connection *nc, sock_t sock) {
  ns_set_non_blocking_mode(sock);
  ns_set_close_on_exec(sock);
  nc->sock = sock;
  ns_add_conn(nc->mgr, nc);
  DBG(("%p %d", nc, sock));
}
コード例 #2
0
ファイル: net.c プロジェクト: xuezaijiongtu/fossa
int ns_socketpair(sock_t sp[2], int sock_type) {
  union socket_address sa;
  sock_t sock;
  socklen_t len = sizeof(sa.sin);
  int ret = 0;

  sock = sp[0] = sp[1] = INVALID_SOCKET;

  (void) memset(&sa, 0, sizeof(sa));
  sa.sin.sin_family = AF_INET;
  sa.sin.sin_port = htons(0);
  sa.sin.sin_addr.s_addr = htonl(0x7f000001);

  if ((sock = socket(AF_INET, sock_type, 0)) == INVALID_SOCKET) {
  } else if (bind(sock, &sa.sa, len) != 0) {
  } else if (sock_type == SOCK_STREAM && listen(sock, 1) != 0) {
  } else if (getsockname(sock, &sa.sa, &len) != 0) {
  } else if ((sp[0] = socket(AF_INET, sock_type, 0)) == INVALID_SOCKET) {
  } else if (connect(sp[0], &sa.sa, len) != 0) {
  } else if (sock_type == SOCK_DGRAM &&
             (getsockname(sp[0], &sa.sa, &len) != 0 ||
              connect(sock, &sa.sa, len) != 0)) {
  } else if ((sp[1] = (sock_type == SOCK_DGRAM ? sock
                                               : accept(sock, &sa.sa, &len))) ==
             INVALID_SOCKET) {
  } else {
    ns_set_close_on_exec(sp[0]);
    ns_set_close_on_exec(sp[1]);
    if (sock_type == SOCK_STREAM) closesocket(sock);
    ret = 1;
  }

  if (!ret) {
    if (sp[0] != INVALID_SOCKET) closesocket(sp[0]);
    if (sp[1] != INVALID_SOCKET) closesocket(sp[1]);
    if (sock != INVALID_SOCKET) closesocket(sock);
    sock = sp[0] = sp[1] = INVALID_SOCKET;
  }

  return ret;
}
コード例 #3
0
ファイル: skeleton.c プロジェクト: hosseinian-malay/fossa
/*
 * Create a connection, associate it with the given socket and event handler,
 * and add to the manager.
 *
 * See the `ns_add_sock_opts` structure for a description of the options.
 */
struct ns_connection *ns_add_sock_opt(struct ns_mgr *s, sock_t sock,
                                      ns_event_handler_t callback,
                                      struct ns_add_sock_opts opts) {
  struct ns_connection *conn;
  if ((conn = (struct ns_connection *) NS_MALLOC(sizeof(*conn))) != NULL) {
    memset(conn, 0, sizeof(*conn));
    ns_set_non_blocking_mode(sock);
    ns_set_close_on_exec(sock);
    conn->sock = sock;
    conn->handler = callback;
    conn->mgr = s;
    conn->last_io_time = time(NULL);
    conn->flags = opts.flags;
    conn->user_data = opts.user_data;
    ns_add_conn(s, conn);
    DBG(("%p %d", conn, sock));
  }
  return conn;
}