Esempi in C++ (Cpp) per nr_turn_client_ensure_perm

Esempio n. 1

File: turn_client_ctx.c Progetto: Jar-win/Waterfox

/* TODO([email protected]): We currently don't support channels.
   We might in the future. Mozilla bug 857736 */
int nr_turn_client_send_indication(nr_turn_client_ctx *ctx,
                                   const UCHAR *msg, size_t len,
                                   int flags, nr_transport_addr *remote_addr)
{
  int r,_status;
  nr_stun_client_send_indication_params params = { { 0 } };
  nr_stun_message *ind = 0;

  if (ctx->state != NR_TURN_CLIENT_STATE_ALLOCATED)
    ABORT(R_FAILED);

  r_log(NR_LOG_TURN, LOG_DEBUG, "TURN(%s): Send indication len=%zu",
        ctx->label, len);

  if ((r=nr_turn_client_ensure_perm(ctx, remote_addr)))
    ABORT(r);

  if ((r=nr_transport_addr_copy(&params.remote_addr, remote_addr)))
    ABORT(r);

  params.data.data = (UCHAR*)msg;
  params.data.len = len;

  if ((r=nr_stun_build_send_indication(&params, &ind)))
    ABORT(r);

  if ((r=nr_turn_client_send_stun_request(ctx, ind, flags)))
    ABORT(r);

  _status=0;
abort:
  nr_stun_message_destroy(&ind);
  return(_status);
}

Esempio n. 2

File: turn_client_ctx.c Progetto: JuannyWang/gecko-dev

/* TODO([email protected]): We currently don't support channels.
   We might in the future. Mozilla bug 857736 */
int nr_turn_client_send_indication(nr_turn_client_ctx *ctx,
                                   const UCHAR *msg, size_t len,
                                   int flags, nr_transport_addr *remote_addr)
{
  int r,_status;
  nr_stun_client_send_indication_params params = { { 0 } };
  nr_stun_message *ind = 0;

  if (ctx->state != NR_TURN_CLIENT_STATE_ALLOCATED)
    ABORT(R_FAILED);

  r_log(NR_LOG_TURN, LOG_DEBUG, "TURN(%s): Send indication len=%zu",
        ctx->label, len);

  if ((r=nr_turn_client_ensure_perm(ctx, remote_addr)))
    ABORT(r);

  if ((r=nr_transport_addr_copy(&params.remote_addr, remote_addr)))
    ABORT(r);

  params.data.data = (UCHAR*)msg;
  params.data.len = len;

  if ((r=nr_stun_build_send_indication(&params, &ind)))
    ABORT(r);

  if ((r=nr_stun_encode_message(ind)))
    ABORT(r);

  if ((r=nr_socket_sendto(ctx->sock,
                          ind->buffer, ind->length, flags,
                          &ctx->turn_server_addr))) {
    r_log(NR_LOG_TURN, LOG_WARNING, "TURN(%s): Failed sending send indication",
          ctx->label);
    ABORT(r);
  }

  _status=0;
abort:
  RFREE(ind);
  return(_status);
}

Esempio n. 3

File: turn_client_ctx.c Progetto: Jar-win/Waterfox

int nr_turn_client_parse_data_indication(nr_turn_client_ctx *ctx,
                                         nr_transport_addr *source_addr,
                                         UCHAR *msg, size_t len,
                                         UCHAR *newmsg, size_t *newlen,
                                         size_t newsize,
                                         nr_transport_addr *remote_addr)
{
  int r,_status;
  nr_stun_message *ind=0;
  nr_stun_message_attribute *attr;
  nr_turn_permission *perm;

  if (nr_transport_addr_cmp(&ctx->turn_server_addr, source_addr,
                            NR_TRANSPORT_ADDR_CMP_MODE_ALL)) {
    r_log(NR_LOG_TURN, LOG_WARNING,
          "TURN(%s): Indication from unexpected source addr %s (expected %s)",
          ctx->label, source_addr->as_string, ctx->turn_server_addr.as_string);
    ABORT(R_REJECTED);
  }

  if ((r=nr_stun_message_create2(&ind, msg, len)))
    ABORT(r);
  if ((r=nr_stun_decode_message(ind, 0, 0)))
    ABORT(r);

  if (ind->header.type != NR_STUN_MSG_DATA_INDICATION)
    ABORT(R_BAD_ARGS);

  if (!nr_stun_message_has_attribute(ind, NR_STUN_ATTR_XOR_PEER_ADDRESS, &attr))
    ABORT(R_BAD_ARGS);

  if ((r=nr_turn_permission_find(ctx, &attr->u.xor_mapped_address.unmasked,
                                 &perm))) {
    if (r == R_NOT_FOUND) {
      r_log(NR_LOG_TURN, LOG_WARNING,
            "TURN(%s): Indication from peer addr %s with no permission",
            ctx->label, attr->u.xor_mapped_address.unmasked.as_string);
    }
    ABORT(r);
  }

  if ((r=nr_transport_addr_copy(remote_addr,
                                &attr->u.xor_mapped_address.unmasked)))
    ABORT(r);

#if REFRESH_RESERVATION_ON_RECV
  if ((r=nr_turn_client_ensure_perm(ctx, remote_addr))) {
    ABORT(r);
  }
#endif

  if (!nr_stun_message_has_attribute(ind, NR_STUN_ATTR_DATA, &attr)) {
    ABORT(R_BAD_DATA);
  }

  assert(newsize >= attr->u.data.length);
  if (newsize < attr->u.data.length)
    ABORT(R_BAD_ARGS);

  memcpy(newmsg, attr->u.data.data, attr->u.data.length);
  *newlen = attr->u.data.length;

  _status=0;
abort:
  nr_stun_message_destroy(&ind);
  return(_status);
}