sm.c (b96d60a6103b1a6f7c049e6b27899ce7e6965cfd) sm.c (b6f39a74d2672c499a9bf128847eec1c84d23a53)
1/*
2 * Copyright (C) 2014 BlueKitchen GmbH
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright

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189#endif
190
191// configuration
192static uint8_t sm_accepted_stk_generation_methods;
193static uint8_t sm_max_encryption_key_size;
194static uint8_t sm_min_encryption_key_size;
195static uint8_t sm_auth_req = 0;
196static uint8_t sm_io_capabilities = IO_CAPABILITY_NO_INPUT_NO_OUTPUT;
1/*
2 * Copyright (C) 2014 BlueKitchen GmbH
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright

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189#endif
190
191// configuration
192static uint8_t sm_accepted_stk_generation_methods;
193static uint8_t sm_max_encryption_key_size;
194static uint8_t sm_min_encryption_key_size;
195static uint8_t sm_auth_req = 0;
196static uint8_t sm_io_capabilities = IO_CAPABILITY_NO_INPUT_NO_OUTPUT;
197static uint8_t sm_slave_request_security;
198static uint32_t sm_fixed_passkey_in_display_role;
199static bool sm_reconstruct_ltk_without_le_device_db_entry;
200
197static uint32_t sm_fixed_passkey_in_display_role;
198static bool sm_reconstruct_ltk_without_le_device_db_entry;
199
200#ifdef ENABLE_LE_PERIPHERAL
201static uint8_t sm_slave_request_security;
202#endif
203
201#ifdef ENABLE_LE_SECURE_CONNECTIONS
202static bool sm_sc_only_mode;
203static uint8_t sm_sc_oob_random[16];
204static void (*sm_sc_oob_callback)(const uint8_t * confirm_value, const uint8_t * random_value);
205static sm_sc_oob_state_t sm_sc_oob_state;
206#endif
207
208

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2575 // send keypress notifications
2576 if (setup->sm_keypress_notification){
2577 sm_run_send_keypress_notification(connection);
2578 return;
2579 }
2580
2581 int key_distribution_flags;
2582 UNUSED(key_distribution_flags);
204#ifdef ENABLE_LE_SECURE_CONNECTIONS
205static bool sm_sc_only_mode;
206static uint8_t sm_sc_oob_random[16];
207static void (*sm_sc_oob_callback)(const uint8_t * confirm_value, const uint8_t * random_value);
208static sm_sc_oob_state_t sm_sc_oob_state;
209#endif
210
211

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2578 // send keypress notifications
2579 if (setup->sm_keypress_notification){
2580 sm_run_send_keypress_notification(connection);
2581 return;
2582 }
2583
2584 int key_distribution_flags;
2585 UNUSED(key_distribution_flags);
2583 int err;
2584 UNUSED(err);
2586#ifdef ENABLE_LE_PERIPHERAL
2587 int err;
2585 bool have_ltk;
2586 uint8_t ltk[16];
2588 bool have_ltk;
2589 uint8_t ltk[16];
2590#endif
2587
2588 log_info("sm_run: state %u", connection->sm_engine_state);
2589 if (!l2cap_can_send_fixed_channel_packet_now(sm_active_connection_handle, L2CAP_CID_SECURITY_MANAGER_PROTOCOL)) {
2590 log_info("sm_run // cannot send");
2591 }
2592 switch (connection->sm_engine_state){
2593
2594 // secure connections, initiator + responding states

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3720 sm_connection_init(sm_conn,
3721 con_handle,
3722 hci_subevent_le_connection_complete_get_role(packet),
3723 hci_subevent_le_connection_complete_get_peer_address_type(packet),
3724 addr);
3725 sm_conn->sm_cid = L2CAP_CID_SECURITY_MANAGER_PROTOCOL;
3726
3727 // track our addr used for this connection and set state
2591
2592 log_info("sm_run: state %u", connection->sm_engine_state);
2593 if (!l2cap_can_send_fixed_channel_packet_now(sm_active_connection_handle, L2CAP_CID_SECURITY_MANAGER_PROTOCOL)) {
2594 log_info("sm_run // cannot send");
2595 }
2596 switch (connection->sm_engine_state){
2597
2598 // secure connections, initiator + responding states

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3724 sm_connection_init(sm_conn,
3725 con_handle,
3726 hci_subevent_le_connection_complete_get_role(packet),
3727 hci_subevent_le_connection_complete_get_peer_address_type(packet),
3728 addr);
3729 sm_conn->sm_cid = L2CAP_CID_SECURITY_MANAGER_PROTOCOL;
3730
3731 // track our addr used for this connection and set state
3728#ifdef ENABLE_LE_CENTRAL
3732#ifdef ENABLE_LE_PERIPHERAL
3729 if (hci_subevent_le_connection_complete_get_role(packet) != 0){
3730 // responder - use own address from advertisements
3731 gap_le_get_own_advertisements_address(&sm_conn->sm_own_addr_type, sm_conn->sm_own_address);
3732 sm_conn->sm_engine_state = SM_RESPONDER_IDLE;
3733 }
3734#endif
3735#ifdef ENABLE_LE_CENTRAL
3736 if (hci_subevent_le_connection_complete_get_role(packet) == 0){

--- 1468 unchanged lines hidden --- 		3733 if (hci_subevent_le_connection_complete_get_role(packet) != 0){
3734 // responder - use own address from advertisements
3735 gap_le_get_own_advertisements_address(&sm_conn->sm_own_addr_type, sm_conn->sm_own_address);
3736 sm_conn->sm_engine_state = SM_RESPONDER_IDLE;
3737 }
3738#endif
3739#ifdef ENABLE_LE_CENTRAL
3740 if (hci_subevent_le_connection_complete_get_role(packet) == 0){

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