| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #ifndef H_BLE_L2CAP_SIG_ |
| #define H_BLE_L2CAP_SIG_ |
| |
| #include "syscfg/syscfg.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #define BLE_L2CAP_SIG_MTU 100 /* This is our own default. */ |
| |
| #define BLE_L2CAP_SIG_HDR_SZ 4 |
| struct ble_l2cap_sig_hdr { |
| uint8_t op; |
| uint8_t identifier; |
| uint16_t length; |
| uint8_t data[0]; |
| } __attribute__((packed)); |
| |
| #define BLE_L2CAP_SIG_REJECT_MIN_SZ 2 |
| struct ble_l2cap_sig_reject { |
| uint16_t reason; |
| uint8_t data[0]; |
| } __attribute__((packed)); |
| |
| #define BLE_L2CAP_SIG_UPDATE_REQ_SZ 8 |
| struct ble_l2cap_sig_update_req { |
| uint16_t itvl_min; |
| uint16_t itvl_max; |
| uint16_t slave_latency; |
| uint16_t timeout_multiplier; |
| } __attribute__((packed)); |
| |
| #define BLE_L2CAP_SIG_UPDATE_RSP_SZ 2 |
| struct ble_l2cap_sig_update_rsp { |
| uint16_t result; |
| } __attribute__((packed)); |
| |
| #define BLE_L2CAP_SIG_UPDATE_RSP_RESULT_ACCEPT 0x0000 |
| #define BLE_L2CAP_SIG_UPDATE_RSP_RESULT_REJECT 0x0001 |
| |
| struct ble_l2cap_sig_le_con_req { |
| uint16_t psm; |
| uint16_t scid; |
| uint16_t mtu; |
| uint16_t mps; |
| uint16_t credits; |
| } __attribute__((packed)); |
| |
| struct ble_l2cap_sig_le_con_rsp { |
| uint16_t dcid; |
| uint16_t mtu; |
| uint16_t mps; |
| uint16_t credits; |
| uint16_t result; |
| } __attribute__((packed)); |
| |
| struct ble_l2cap_sig_credit_base_connect_req { |
| uint16_t psm; |
| uint16_t mtu; |
| uint16_t mps; |
| uint16_t credits; |
| uint16_t scids[0]; |
| } __attribute__((packed)); |
| |
| struct ble_l2cap_sig_credit_base_connect_rsp { |
| uint16_t mtu; |
| uint16_t mps; |
| uint16_t credits; |
| uint16_t result; |
| uint16_t dcids[0]; |
| } __attribute__((packed)); |
| |
| struct ble_l2cap_sig_credit_base_reconfig_req { |
| uint16_t mtu; |
| uint16_t mps; |
| uint16_t dcids[0]; |
| } __attribute__((packed)); |
| |
| struct ble_l2cap_sig_credit_base_reconfig_rsp { |
| uint16_t result; |
| } __attribute__((packed)); |
| |
| struct ble_l2cap_sig_disc_req { |
| uint16_t dcid; |
| uint16_t scid; |
| } __attribute__((packed)); |
| |
| struct ble_l2cap_sig_disc_rsp { |
| uint16_t dcid; |
| uint16_t scid; |
| } __attribute__((packed)); |
| |
| struct ble_l2cap_sig_le_credits { |
| uint16_t scid; |
| uint16_t credits; |
| } __attribute__((packed)); |
| |
| void ble_l2cap_sig_hdr_parse(void *payload, uint16_t len, |
| struct ble_l2cap_sig_hdr *hdr); |
| int ble_l2cap_sig_reject_tx(uint16_t conn_handle, |
| uint8_t id, uint16_t reason, |
| void *data, int data_len); |
| int ble_l2cap_sig_reject_invalid_cid_tx(uint16_t conn_handle, uint8_t id, |
| uint16_t src_cid, uint16_t dst_cid); |
| int ble_l2cap_sig_tx(uint16_t conn_handle, struct os_mbuf *txom); |
| void *ble_l2cap_sig_cmd_get(uint8_t opcode, uint8_t id, uint16_t len, |
| struct os_mbuf **txom); |
| #if MYNEWT_VAL(BLE_L2CAP_COC_MAX_NUM) != 0 |
| int ble_l2cap_sig_coc_connect(uint16_t conn_handle, uint16_t psm, uint16_t mtu, |
| struct os_mbuf *sdu_rx, |
| ble_l2cap_event_fn *cb, void *cb_arg); |
| int ble_l2cap_sig_disconnect(struct ble_l2cap_chan *chan); |
| int ble_l2cap_sig_le_credits(uint16_t conn_handle, uint16_t scid, |
| uint16_t credits); |
| #else |
| static inline int |
| ble_l2cap_sig_coc_connect(uint16_t conn_handle, uint16_t psm, uint16_t mtu, |
| struct os_mbuf *sdu_rx, |
| ble_l2cap_event_fn *cb, void *cb_arg) |
| { |
| return BLE_HS_ENOTSUP; |
| } |
| |
| static inline int |
| ble_l2cap_sig_disconnect(struct ble_l2cap_chan *chan) |
| { |
| return BLE_HS_ENOTSUP; |
| } |
| #endif |
| |
| #if MYNEWT_VAL(BLE_L2CAP_ENHANCED_COC) |
| int ble_l2cap_sig_ecoc_connect(uint16_t conn_handle, |
| uint16_t psm, uint16_t mtu, |
| uint8_t num, struct os_mbuf *sdu_rx[], |
| ble_l2cap_event_fn *cb, void *cb_arg); |
| int ble_l2cap_sig_coc_reconfig(uint16_t conn_handle, struct ble_l2cap_chan *chans[], |
| uint8_t num, uint16_t new_mtu); |
| #else |
| static inline int |
| ble_l2cap_sig_ecoc_connect(uint16_t conn_handle, |
| uint16_t psm, uint16_t mtu, |
| uint8_t num, struct os_mbuf *sdu_rx[], |
| ble_l2cap_event_fn *cb, void *cb_arg) |
| { |
| return BLE_HS_ENOTSUP; |
| } |
| static inline int |
| ble_l2cap_sig_coc_reconfig(uint16_t conn_handle, struct ble_l2cap_chan *chans[], |
| uint8_t num, uint16_t new_mtu) |
| { |
| return BLE_HS_ENOTSUP; |
| } |
| #endif |
| |
| void ble_l2cap_sig_conn_broken(uint16_t conn_handle, int reason); |
| int32_t ble_l2cap_sig_timer(void); |
| struct ble_l2cap_chan *ble_l2cap_sig_create_chan(uint16_t conn_handle); |
| int ble_l2cap_sig_init(void); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif |