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Posted to commits@mynewt.apache.org by cc...@apache.org on 2016/08/24 00:53:24 UTC
[10/50] [abbrv] incubator-mynewt-core git commit: BLE Host - Don't
allow >1 tx MTU request per conn.
BLE Host - Don't allow >1 tx MTU request per conn.
Project: http://git-wip-us.apache.org/repos/asf/incubator-mynewt-core/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-mynewt-core/commit/277edafa
Tree: http://git-wip-us.apache.org/repos/asf/incubator-mynewt-core/tree/277edafa
Diff: http://git-wip-us.apache.org/repos/asf/incubator-mynewt-core/diff/277edafa
Branch: refs/heads/master
Commit: 277edafa0cdf40067cfffc4596a5bb65d4645986
Parents: 30d5d15
Author: Christopher Collins <cc...@apache.org>
Authored: Fri Aug 12 17:46:39 2016 -0700
Committer: Christopher Collins <cc...@apache.org>
Committed: Fri Aug 12 18:16:35 2016 -0700
----------------------------------------------------------------------
net/nimble/host/src/ble_att_clt.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/incubator-mynewt-core/blob/277edafa/net/nimble/host/src/ble_att_clt.c
----------------------------------------------------------------------
diff --git a/net/nimble/host/src/ble_att_clt.c b/net/nimble/host/src/ble_att_clt.c
index ed36b7f..8170c6c 100644
--- a/net/nimble/host/src/ble_att_clt.c
+++ b/net/nimble/host/src/ble_att_clt.c
@@ -124,6 +124,22 @@ ble_att_clt_tx_mtu(uint16_t conn_handle, const struct ble_att_mtu_cmd *req)
return BLE_HS_EINVAL;
}
+ ble_hs_lock();
+
+ ble_att_conn_chan_find(conn_handle, &conn, &chan);
+ if (chan == NULL) {
+ rc = BLE_HS_ENOTCONN;
+ } else if (chan->blc_flags & BLE_L2CAP_CHAN_F_TXED_MTU) {
+ rc = BLE_HS_EALREADY;
+ } else {
+ rc = 0;
+ }
+ ble_hs_unlock();
+
+ if (rc != 0) {
+ return rc;
+ }
+
rc = ble_att_clt_init_req(BLE_ATT_MTU_CMD_SZ, &txom);
if (rc != 0) {
return rc;