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Bluetooth: Add support for reading security information

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To allow userspace to make correcty security policy decision, the kernel
needs to export a few details of the supported security features and
encryption key size information. This command exports this information
and also allows future extensions if needed.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Reviewed-by: Alain Michaud <alainm@chromium.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann
2020-04-03 21:44:05 +02:00
committed by Johan Hedberg
parent a479036041
commit bc292258c5
2 changed files with 60 additions and 0 deletions
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7
include/net/bluetooth/mgmt.h
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@@ -674,6 +674,13 @@ struct mgmt_cp_set_blocked_keys {
#define MGMT_OP_SET_WIDEBAND_SPEECH 0x0047
#define MGMT_OP_READ_SECURITY_INFO 0x0048
#define MGMT_READ_SECURITY_INFO_SIZE 0
struct mgmt_rp_read_security_info {
__le16 sec_len;
__u8 sec[0];
} __packed;
#define MGMT_EV_CMD_COMPLETE 0x0001
struct mgmt_ev_cmd_complete {
__le16 opcode;