Ejemplo n.º 1
0
static void eloop_sock_table_remove_sock(struct eloop_sock_table *table,
                                         int sock)
{
	int i;

	if (table == NULL || table->table == NULL || table->count == 0)
		return;

	for (i = 0; i < table->count; i++) {
		if (table->table[i].sock == sock)
			break;
	}
	if (i == table->count)
		return;
	eloop_trace_sock_remove_ref(table);
	if (i != table->count - 1) {
		os_memmove(&table->table[i], &table->table[i + 1],
			   (table->count - i - 1) *
			   sizeof(struct eloop_sock));
	}
	table->count--;
	eloop.count--;
#ifndef CONFIG_ELOOP_EPOLL
	table->changed = 1;
#endif /* CONFIG_ELOOP_EPOLL */
	eloop_trace_sock_add_ref(table);
#ifdef CONFIG_ELOOP_EPOLL
	if (epoll_ctl(eloop.epollfd, EPOLL_CTL_DEL, sock, NULL) < 0) {
		wpa_printf(MSG_ERROR, "%s: epoll_ctl(DEL) for fd=%d "
			   "failed. %s\n", __func__, sock, strerror(errno));
		return;
	}
	os_memset(&eloop.epoll_table[sock], 0, sizeof(struct eloop_sock));
#endif /* CONFIG_ELOOP_EPOLL */
}
Ejemplo n.º 2
0
static void eloop_sock_table_remove_sock(struct eloop_sock_table *table,
                                         int sock)
{
	int i;

	if (table == NULL || table->table == NULL || table->count == 0)
		return;

	for (i = 0; i < table->count; i++) {
		if (table->table[i].sock == sock)
			break;
	}
	if (i == table->count)
		return;
	eloop_trace_sock_remove_ref(table);
	if (i != table->count - 1) {
		os_memmove(&table->table[i], &table->table[i + 1],
			   (table->count - i - 1) *
			   sizeof(struct eloop_sock));
	}
	table->count--;
	eloop.count--;
	table->changed = 1;
	eloop_trace_sock_add_ref(table);
}
Ejemplo n.º 3
0
Archivo: eloop.c Proyecto: AxelLin/Drv
static int eloop_sock_table_add_sock(struct eloop_sock_table *table,
                                     int sock, eloop_sock_handler handler,
                                     void *eloop_data, void *user_data)
{
	struct eloop_sock *tmp;

	if (table == NULL)
		return -1;

	eloop_trace_sock_remove_ref(table);
	tmp = (struct eloop_sock *)
		os_realloc(table->table,
			   (table->count + 1) * sizeof(struct eloop_sock));
	if (tmp == NULL)
		return -1;

	tmp[table->count].sock = sock;
	tmp[table->count].eloop_data = eloop_data;
	tmp[table->count].user_data = user_data;
	tmp[table->count].handler = handler;
	wpa_trace_record(&tmp[table->count]);
	table->count++;
	table->table = tmp;
	if (sock > eloop.max_sock)
		eloop.max_sock = sock;
	table->changed = 1;
	eloop_trace_sock_add_ref(table);

	return 0;
}
Ejemplo n.º 4
0
static int eloop_sock_table_add_sock(struct eloop_sock_table *table,
                                     int sock, eloop_sock_handler handler,
                                     void *eloop_data, void *user_data)
{
	struct eloop_sock *tmp;
	int new_max_sock;

	if (sock > eloop.max_sock)
		new_max_sock = sock;
	else
		new_max_sock = eloop.max_sock;

	if (table == NULL)
		return -1;

#ifdef CONFIG_ELOOP_POLL
	if (new_max_sock >= eloop.max_pollfd_map) {
		struct pollfd **nmap;
		nmap = os_realloc_array(eloop.pollfds_map, new_max_sock + 50,
					sizeof(struct pollfd *));
		if (nmap == NULL)
			return -1;

		eloop.max_pollfd_map = new_max_sock + 50;
		eloop.pollfds_map = nmap;
	}

	if (eloop.count + 1 > eloop.max_poll_fds) {
		struct pollfd *n;
		int nmax = eloop.count + 1 + 50;
		n = os_realloc_array(eloop.pollfds, nmax,
				     sizeof(struct pollfd));
		if (n == NULL)
			return -1;

		eloop.max_poll_fds = nmax;
		eloop.pollfds = n;
	}
#endif /* CONFIG_ELOOP_POLL */

	eloop_trace_sock_remove_ref(table);
	tmp = os_realloc_array(table->table, table->count + 1,
			       sizeof(struct eloop_sock));
	if (tmp == NULL)
		return -1;

	tmp[table->count].sock = sock;
	tmp[table->count].eloop_data = eloop_data;
	tmp[table->count].user_data = user_data;
	tmp[table->count].handler = handler;
	wpa_trace_record(&tmp[table->count]);
	table->count++;
	table->table = tmp;
	eloop.max_sock = new_max_sock;
	eloop.count++;
	table->changed = 1;
	eloop_trace_sock_add_ref(table);

	return 0;
}
Ejemplo n.º 5
0
static int eloop_sock_table_add_sock(struct eloop_sock_table *table,
                                     int sock, eloop_sock_handler handler,
                                     void *eloop_data, void *user_data)
{
#ifdef CONFIG_ELOOP_EPOLL
	struct eloop_sock *temp_table;
	struct epoll_event ev, *temp_events;
	int next;
#endif /* CONFIG_ELOOP_EPOLL */
	struct eloop_sock *tmp;
	int new_max_sock;

	if (sock > eloop.max_sock)
		new_max_sock = sock;
	else
		new_max_sock = eloop.max_sock;

	if (table == NULL)
		return -1;

#ifdef CONFIG_ELOOP_POLL
	if (new_max_sock >= eloop.max_pollfd_map) {
		struct pollfd **nmap;
		nmap = os_realloc_array(eloop.pollfds_map, new_max_sock + 50,
					sizeof(struct pollfd *));
		if (nmap == NULL)
			return -1;

		eloop.max_pollfd_map = new_max_sock + 50;
		eloop.pollfds_map = nmap;
	}

	if (eloop.count + 1 > eloop.max_poll_fds) {
		struct pollfd *n;
		int nmax = eloop.count + 1 + 50;
		n = os_realloc_array(eloop.pollfds, nmax,
				     sizeof(struct pollfd));
		if (n == NULL)
			return -1;

		eloop.max_poll_fds = nmax;
		eloop.pollfds = n;
	}
#endif /* CONFIG_ELOOP_POLL */
#ifdef CONFIG_ELOOP_EPOLL
	if (new_max_sock >= eloop.epoll_max_fd) {
		next = eloop.epoll_max_fd == 0 ? 16 : eloop.epoll_max_fd * 2;
		temp_table = os_realloc_array(eloop.epoll_table, next,
					      sizeof(struct eloop_sock));
		if (temp_table == NULL)
			return -1;

		eloop.epoll_max_fd = next;
		eloop.epoll_table = temp_table;
	}

	if (eloop.count + 1 > eloop.epoll_max_event_num) {
		next = eloop.epoll_max_event_num == 0 ? 8 :
			eloop.epoll_max_event_num * 2;
		temp_events = os_realloc_array(eloop.epoll_events, next,
					       sizeof(struct epoll_event));
		if (temp_events == NULL) {
			wpa_printf(MSG_ERROR, "%s: malloc for epoll failed. "
				   "%s\n", __func__, strerror(errno));
			return -1;
		}

		eloop.epoll_max_event_num = next;
		eloop.epoll_events = temp_events;
	}
#endif /* CONFIG_ELOOP_EPOLL */

	eloop_trace_sock_remove_ref(table);
	tmp = os_realloc_array(table->table, table->count + 1,
			       sizeof(struct eloop_sock));
	if (tmp == NULL) {
		eloop_trace_sock_add_ref(table);
		return -1;
	}

	tmp[table->count].sock = sock;
	tmp[table->count].eloop_data = eloop_data;
	tmp[table->count].user_data = user_data;
	tmp[table->count].handler = handler;
	wpa_trace_record(&tmp[table->count]);
	table->count++;
	table->table = tmp;
	eloop.max_sock = new_max_sock;
	eloop.count++;
#ifndef CONFIG_ELOOP_EPOLL
	table->changed = 1;
#endif /* CONFIG_ELOOP_EPOLL */
	eloop_trace_sock_add_ref(table);

#ifdef CONFIG_ELOOP_EPOLL
	os_memset(&ev, 0, sizeof(ev));
	switch (table->type) {
	case EVENT_TYPE_READ:
		ev.events = EPOLLIN;
		break;
	case EVENT_TYPE_WRITE:
		ev.events = EPOLLOUT;
		break;
	/*
	 * Exceptions are always checked when using epoll, but I suppose it's
	 * possible that someone registered a socket *only* for exception
	 * handling.
	 */
	case EVENT_TYPE_EXCEPTION:
		ev.events = EPOLLERR | EPOLLHUP;
		break;
	}
	ev.data.fd = sock;
	if (epoll_ctl(eloop.epollfd, EPOLL_CTL_ADD, sock, &ev) < 0) {
		wpa_printf(MSG_ERROR, "%s: epoll_ctl(ADD) for fd=%d "
			   "failed. %s\n", __func__, sock, strerror(errno));
		return -1;
	}
	os_memcpy(&eloop.epoll_table[sock], &table->table[table->count - 1],
		  sizeof(struct eloop_sock));
#endif /* CONFIG_ELOOP_EPOLL */
	return 0;
}