chao an 63cd44e5e1 net/usrsock: forward FIONBIO to socket level
fix usrsock nonblock connect test break:

apps/examples/usrsocktest/usrsocktest_noblock_connect.c:

...
157 TEST(no_block_connect, delayed_connect)
158 {
...
190   ret = fcntl(sd, F_SETFL, flags | O_NONBLOCK);
...
204   ret = connect(sd, (FAR const struct sockaddr *)&addr, sizeof(addr));
205   TEST_ASSERT_EQUAL(-1, ret);
206   TEST_ASSERT_EQUAL(EINPROGRESS, errno);

should goahead to socket level:

nuttx/net/netdev/netdev_ioctl.c:
...
1755 int psock_vioctl(FAR struct socket *psock, int cmd, va_list ap)
1756 {
...
1771   ret = netdev_ioctl(psock, cmd, arg);
...
1775   if (ret == -ENOTTY)
1776     {
1777       ret = netdev_file_ioctl(psock, cmd, arg);
1778     }
...

Signed-off-by: chao an <anchao@xiaomi.com>
2022-09-01 14:44:50 +08:00
..
2022-03-12 19:24:17 +02:00
2022-08-24 21:42:30 +08:00

README
======

Directory Structure
===================

  nuttx/
   |
   `- net/
       |
       +- arp        - Address resolution protocol (IPv4)
       +- bluetooth  - PF_BLUETOOTH socket interface
       +- devif      - Stack/device interface layer
       +- icmp       - Internet Control Message Protocol (IPv4)
       +- icmpv6     - Internet Control Message Protocol (IPv6)
       +- ieee802154 - PF_IEEE802154 socket interface
       +- inet       - PF_INET/PF_INET6 socket interface
       +- ipforward  - IP forwarding logic
       +- local      - Unix domain (local) sockets
       +- mld        - Multicast Listener Discovery (MLD)
       +- neighbor   - Neighbor Discovery Protocol (IPv6)
       +- netdev     - Socket network device interface
       +- netlink    - Netlink IPC socket interface
       +- pkt        - "Raw" packet socket support
       +- sixlowpan  - 6LoWPAN implementation
       +- socket     - BSD socket interface
       +- route      - Routing table support
       +- tcp        - Transmission Control Protocol
       +- udp        - User Datagram Protocol
       +- usrsock    - User socket API for user-space networking stack
       `- utils      - Miscellaneous utility functions

    +-------------------------------------------------------------------++------------------------+
    |                     Application layer                             || usrsock daemon         |
    +-------------------------------------------------------------------++------------------------+
    +-------------------------------------------------------------------++----------------+ +-----+
    |                   Socket layer (socket/)                          || /dev/usrsock   | |     |
    +-------------------------------------------------------------------++----------------+ |     |
    +------------++--------------------------------------------------++-------------------+ |     |
    |  Network   || Protocol stacks (arp, ipv6, icmp, pkt, tcp, udp) || usrsock/          | |     |
    |   Device   |+--------------------------------------------------++-------------------+ |     |
    | Interface  |+------------------------------------++---------------------------------+ |     |
    | (netdev/)  ||  Network Device Interface (devif/) || Utilities                       | |     |
    +------------++------------------------------------++---------------------------------+ |     |
    +----------------------------------------------------------------+                      |     |
    |                    Network Device Drivers                      |                      | HAL |
    +----------------------------------------------------------------+                      +-----+
    +----------------------------------------------------------------+ +--------------------------+
    |                    Networking Hardware                         | |  Hardware TCP/IP Stack   |
    +----------------------------------------------------------------+ +--------------------------+