2020-10-29 21:24:38

by Daniel Winkler

[permalink] [raw]
Subject: [Bluez PATCH v5 03/10] doc/mgmt-api: Update controller capabilities MGMT command in mgmt-api

This patch changes Read Security Info MGMT to be called Read Controller
Capabilities Command

---

Changes in v5: None
Changes in v4:
- mgmt-api: Move Controller Capabilities MGMT doc into new patch
- mgmt-api: Tx Power range put into single capabilities entry

Changes in v3: None
Changes in v2: None

doc/mgmt-api.txt | 21 +++++++++++++++------
1 file changed, 15 insertions(+), 6 deletions(-)

diff --git a/doc/mgmt-api.txt b/doc/mgmt-api.txt
index 7c899a8fe..1aa43d6c3 100644
--- a/doc/mgmt-api.txt
+++ b/doc/mgmt-api.txt
@@ -3110,19 +3110,19 @@ Set Wideband Speech Command
Invalid Index


-Read Security Information Command
-=================================
+Read Controller Capabilities Command
+====================================

Command Code: 0x0048
Controller Index: <controller id>
Command Parameters:
- Return Parameters: Security_Data_Length (2 Octets)
- Security_Data (0-65535 Octets)
+ Return Parameters: Capabilities_Data_Length (2 Octets)
+ Capabilities_Data (0-65535 Octets)

- This command is used to retrieve the supported security features
+ This command is used to retrieve the supported capabilities
by the controller or the host stack.

- The Security_Data_Length and Security_Data parameters provide
+ The Capabilities_Data_Length and Capabilities_Data parameters provide
a list of security settings, features and information. It uses
the same format as EIR_Data, but with the namespace defined here.

@@ -3131,6 +3131,7 @@ Read Security Information Command
0x01 Flags
0x02 Max Encryption Key Size (BR/EDR)
0x03 Max Encryption Key Size (LE)
+ 0x04 Supported Tx Power (LE)

Flags (data type 0x01)

@@ -3146,6 +3147,14 @@ Read Security Information Command
present, then it is unknown what the max encryption key
size of the controller or host is in use.

+ Supported LE Tx Power (data type 0x04)
+
+ When present, this 2-octet field provides the min and max
+ LE Tx power supported by the controller, respectively, as
+ reported by the LE Read Transmit Power HCI command. If this
+ field is not available, it indicates that the LE Read
+ Transmit Power HCI command was not available.
+
This command generates a Command Complete event on success or
a Command Status event on failure.

--
2.29.1.341.ge80a0c044ae-goog