Re: [RFCv1 4/9] android/hal-sock: Initial listen handle

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Hi Andrei,

On 11 November 2013 15:03, Andrei Emeltchenko
<Andrei.Emeltchenko.news@xxxxxxxxx> wrote:
> From: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>
>
> Handle HAL socket listen call. Create RFCOMM socket and wait for events.
> ---
>  android/socket.c |   94 ++++++++++++++++++++++++++++++++++++++++++++++++++++--
>  1 file changed, 92 insertions(+), 2 deletions(-)
>
> diff --git a/android/socket.c b/android/socket.c
> index c283c5f..80cb39e 100644
> --- a/android/socket.c
> +++ b/android/socket.c
> @@ -27,22 +27,112 @@
>
>  #include <glib.h>
>  #include <stdbool.h>
> +#include <errno.h>
>
>  #include "lib/bluetooth.h"
> +#include "btio/btio.h"
>  #include "log.h"
>  #include "hal-msg.h"
>  #include "hal-ipc.h"
>  #include "ipc.h"
> +#include "adapter.h"
>  #include "socket.h"
>
> +/* Simple list of RFCOMM server sockets */
> +GList *rfcomm_srv_list = NULL;
> +/* Simple list of RFCOMM accepted sockets */
> +GList *rfcomm_accepted_list = NULL;
>
> -static int handle_listen(void *buf)
> +struct rfcomm_slot {
> +       int fd;
> +       int hal_fd;
> +       int real_sock;
> +       uint32_t channel;
> +};
> +
> +static struct rfcomm_slot *create_rfslot(int sock)
>  {
> -       DBG("Not implemented");
> +       int fds[2] = {-1, -1};
> +       struct rfcomm_slot *rfslot;
> +
> +       if (socketpair(AF_LOCAL, SOCK_STREAM, 0, fds) < 0) {
> +               error("socketpair(): %s", strerror(errno));
> +               return NULL;
> +       }
> +
> +       rfslot = g_malloc0(sizeof(*rfslot));
> +       rfslot->fd = fds[0];
> +       rfslot->hal_fd = fds[1];
> +       rfslot->real_sock = sock;
> +
> +       return rfslot;
> +}
> +
> +static const uint8_t UUID_PBAP[] = {
> +       0x00, 0x00, 0x11, 0x2F, 0x00, 0x00, 0x10, 0x00,
> +       0x80, 0x00, 0x00, 0x80, 0x5F, 0x9B, 0x34, 0xFB
> +};
> +#define RFCOMM_CHAN_PBAP 19
> +
> +static const uint8_t UUID_OPP[] = {
> +       0x00, 0x00, 0x11, 0x05, 0x00, 0x00, 0x10, 0x00,
> +       0x80, 0x00, 0x00, 0x80, 0x5F, 0x9B, 0x34, 0xFB
> +};
> +#define RFCOMM_CHAN_OPP 12
> +
> +static int get_rfcomm_chan(const uint8_t *uuid)
> +{
> +       if (!memcmp(UUID_PBAP, uuid, sizeof(UUID_PBAP)))
> +               return RFCOMM_CHAN_PBAP;
> +
> +       if (!memcmp(UUID_OPP, uuid, sizeof(UUID_OPP)))
> +               return RFCOMM_CHAN_OPP;
>
>         return -1;
>  }
>
> +static void connect_cb(GIOChannel *io, GError *err, gpointer user_data)
> +{
> +}
> +
> +static int handle_listen(void *buf)
> +{
> +       struct hal_cmd_sock_listen *cmd = buf;
> +       const bdaddr_t *src = bt_adapter_get_address();
> +       struct rfcomm_slot *rfslot;
> +       GIOChannel *io;
> +       GError *err = NULL;
> +       int ch;
> +
> +       DBG("");
> +
> +       ch = get_rfcomm_chan(cmd->uuid);
> +       if (ch < 0)
> +               return -1;
> +
> +       DBG("rfcomm channel %u", ch);
> +
> +       rfslot = create_rfslot(-1);
> +
> +       io = bt_io_listen(connect_cb, NULL, rfslot, NULL, &err,
> +                               BT_IO_OPT_SOURCE_BDADDR, src,
> +                               BT_IO_OPT_CHANNEL, ch,
> +                               BT_IO_OPT_INVALID);
> +       if (!io) {
> +               error("Failed listen: %s", err->message);

shouldn't we free rfslot in case of error?

> +               g_error_free(err);
> +               return -1;
> +       }
> +
> +       rfslot->real_sock = g_io_channel_unix_get_fd(io);
> +       rfcomm_srv_list = g_list_append(rfcomm_srv_list, rfslot);
> +
> +       DBG("real_sock %d fd %d hal_fd %d",
> +                               rfslot->real_sock, rfslot->fd, rfslot->hal_fd);
> +
> +       return rfslot->hal_fd;
> +}
> +
>  static int handle_connect(void *buf)
>  {
>         DBG("Not implemented");
> --
> 1.7.10.4
>
> --
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Best regards

Marcin
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