hci.h

00001 /******************** (C) COPYRIGHT 2012 STMicroelectronics ********************
00002 * File Name          : hci.h
00003 * Author             : AMS - HEA&RF BU
00004 * Version            : V1.0.0
00005 * Date               : 19-July-2012
00006 * Description        : Constants and functions for HCI layer. See Bluetooth Core
00007 *                       v 4.0, Vol. 2, Part E.
00008 ********************************************************************************
00009 * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
00010 * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
00011 * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
00012 * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
00013 * CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
00014 * INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
00015 *******************************************************************************/
00016 
00017 #ifndef __HCI_H_
00018 #define __HCI_H_
00019 
00020 #include "hal_types.h"
00021 #include "link_layer.h"
00022 #include <list.h>
00023 
00024 
00025 #define HCI_PACKET_SIZE                     255
00026 
00027 
00028 /*** Data types ***/
00029 
00030 /* structure used to read received data */
00031 typedef struct _tHciDataPacket
00032 {
00033     tListNode currentNode;
00034     uint8_t dataBuff[HCI_PACKET_SIZE];
00035 }tHciDataPacket;
00036 
00037 
00038 /* HCI Error codes */
00039 #define HCI_UNKNOWN_COMMAND                 0x01
00040 #define HCI_NO_CONNECTION                   0x02
00041 #define HCI_HARDWARE_FAILURE                0x03
00042 #define HCI_PAGE_TIMEOUT                    0x04
00043 #define HCI_AUTHENTICATION_FAILURE          0x05
00044 #define HCI_PIN_OR_KEY_MISSING              0x06
00045 #define HCI_MEMORY_FULL                     0x07
00046 #define HCI_CONNECTION_TIMEOUT              0x08
00047 #define HCI_MAX_NUMBER_OF_CONNECTIONS       0x09
00048 #define HCI_MAX_NUMBER_OF_SCO_CONNECTIONS   0x0a
00049 #define HCI_ACL_CONNECTION_EXISTS           0x0b
00050 #define HCI_COMMAND_DISALLOWED              0x0c
00051 #define HCI_REJECTED_LIMITED_RESOURCES      0x0d
00052 #define HCI_REJECTED_SECURITY               0x0e
00053 #define HCI_REJECTED_PERSONAL               0x0f
00054 #define HCI_HOST_TIMEOUT                    0x10
00055 #define HCI_UNSUPPORTED_FEATURE             0x11
00056 #define HCI_INVALID_PARAMETERS              0x12
00057 #define HCI_OE_USER_ENDED_CONNECTION        0x13
00058 #define HCI_OE_LOW_RESOURCES                0x14
00059 #define HCI_OE_POWER_OFF                    0x15
00060 #define HCI_CONNECTION_TERMINATED           0x16
00061 #define HCI_REPEATED_ATTEMPTS               0x17
00062 #define HCI_PAIRING_NOT_ALLOWED             0x18
00063 #define HCI_UNKNOWN_LMP_PDU                 0x19
00064 #define HCI_UNSUPPORTED_REMOTE_FEATURE      0x1a
00065 #define HCI_SCO_OFFSET_REJECTED             0x1b
00066 #define HCI_SCO_INTERVAL_REJECTED           0x1c
00067 #define HCI_AIR_MODE_REJECTED               0x1d
00068 #define HCI_INVALID_LMP_PARAMETERS          0x1e
00069 #define HCI_UNSPECIFIED_ERROR               0x1f
00070 #define HCI_UNSUPPORTED_LMP_PARAMETER_VALUE 0x20
00071 #define HCI_ROLE_CHANGE_NOT_ALLOWED         0x21
00072 #define HCI_LMP_RESPONSE_TIMEOUT            0x22
00073 #define HCI_LMP_ERROR_TRANSACTION_COLLISION 0x23
00074 #define HCI_LMP_PDU_NOT_ALLOWED             0x24
00075 #define HCI_ENCRYPTION_MODE_NOT_ACCEPTED    0x25
00076 #define HCI_UNIT_LINK_KEY_USED              0x26
00077 #define HCI_QOS_NOT_SUPPORTED               0x27
00078 #define HCI_INSTANT_PASSED                  0x28
00079 #define HCI_PAIRING_NOT_SUPPORTED           0x29
00080 #define HCI_TRANSACTION_COLLISION           0x2a
00081 #define HCI_QOS_UNACCEPTABLE_PARAMETER      0x2c
00082 #define HCI_QOS_REJECTED                    0x2d
00083 #define HCI_CLASSIFICATION_NOT_SUPPORTED    0x2e
00084 #define HCI_INSUFFICIENT_SECURITY           0x2f
00085 #define HCI_PARAMETER_OUT_OF_RANGE          0x30
00086 #define HCI_ROLE_SWITCH_PENDING             0x32
00087 #define HCI_SLOT_VIOLATION                  0x34
00088 #define HCI_ROLE_SWITCH_FAILED              0x35
00089 #define HCI_EIR_TOO_LARGE                   0x36
00090 #define HCI_SIMPLE_PAIRING_NOT_SUPPORTED    0x37
00091 #define HCI_HOST_BUSY_PAIRING               0x38
00092 #define HCI_CONN_REJ_NO_CH_FOUND            0x39
00093 #define HCI_CONTROLLER_BUSY                 0x3A
00094 #define HCI_UNACCEPTABLE_CONN_INTERV        0x3B
00095 #define HCI_DIRECTED_ADV_TIMEOUT            0x3C
00096 #define HCI_CONN_TERM_MIC_FAIL              0x3D
00097 #define HCI_CONN_FAIL_TO_BE_ESTABL          0x3E
00098 #define HCI_MAC_CONN_FAILED                 0x3F
00099 
00100 
00101 /*
00102  * HCI library functions.
00103  * Each function returns 0 in case of success, -1 otherwise.
00104  */
00105 
00106 int hci_reset(void);
00107 
00108 int hci_disconnect(uint16_t handle, uint8_t reason);
00109 
00110 int hci_le_set_advertise_enable(tHalUint8 enable);
00111 
00112 int hci_le_set_advertising_parameters(uint16_t min_interval, uint16_t max_interval, uint8_t advtype,
00113         uint8_t own_bdaddr_type, uint8_t direct_bdaddr_type, tBDAddr direct_bdaddr, uint8_t chan_map,
00114         uint8_t filter);
00115 
00116 int hci_le_set_advertising_data(uint8_t length, const uint8_t data[]);
00117 
00118 int hci_le_set_scan_resp_data(uint8_t length, const uint8_t data[]);
00119 
00120 int hci_le_rand(uint8_t random_number[8]);
00121 
00122 int hci_le_read_advertising_channel_tx_power(int8_t *tx_power_level);
00123 
00124 int hci_acl_data(const uint8_t * data, uint16_t len);
00125 
00126 int hci_le_set_random_address(tBDAddr bdaddr);
00127 
00128 int hci_read_bd_addr(tBDAddr bdaddr);
00129 
00130 int hci_le_read_white_list_size(uint8_t *size);
00131 
00132 int hci_le_clear_white_list();
00133 
00134 int hci_le_add_device_to_white_list(uint8_t bdaddr_type, tBDAddr bdaddr);
00135 
00136 int hci_le_remove_device_from_white_list(uint8_t bdaddr_type, tBDAddr bdaddr);
00137 
00138 int hci_le_encrypt(uint8_t key[16], uint8_t plaintextData[16], uint8_t encryptedData[16]);
00139 
00140 int hci_le_ltk_request_reply(uint8_t key[16]);
00141 
00142 int hci_le_ltk_request_neg_reply();
00143 
00144 int hci_le_read_buffer_size(uint16_t *pkt_len, uint8_t *max_pkt);
00145 
00146 int hci_le_create_connection(uint16_t interval, uint16_t window, uint8_t initiator_filter, uint8_t peer_bdaddr_type,
00147                              const tBDAddr peer_bdaddr, uint8_t own_bdaddr_type, uint16_t min_interval, uint16_t max_interval,
00148                              uint16_t latency,  uint16_t supervision_timeout, uint16_t min_ce_length, uint16_t max_ce_length);
00149 
00150 int hci_read_transmit_power_level(uint16_t *conn_handle, uint8_t type, int8_t * tx_level);
00151 
00152 int hci_read_rssi(uint16_t *conn_handle, int8_t * rssi);
00153 
00154 int hci_le_read_local_supported_features(uint8_t *features);
00155 
00156 int hci_le_read_channel_map(uint16_t conn_handle, uint8_t ch_map[5]);
00157 
00158 int hci_le_read_supported_states(uint8_t states[8]);
00159 
00160 int hci_le_receiver_test(uint8_t frequency);
00161 
00162 int hci_le_transmitter_test(uint8_t frequency, uint8_t length, uint8_t payload);
00163 
00164 int hci_le_test_end(uint16_t *num_pkts);
00165 
00166 /**
00167  * This function must be used to pass the packet received from the HCI
00168  * interface to the BLE Stack HCI state machine.
00169  *
00170  * @param[in] hciReadPacket    The packet that is received from HCI interface.
00171  *
00172  */
00173 void HCI_Input(tHciDataPacket * hciReadPacket);
00174 
00175 /**
00176  * Initialization function. Must be done before any data can be received from
00177  * BLE controller.
00178  */
00179 void HCI_Init(void);
00180 
00181 /**
00182  * Callback used to pass events to application.
00183  *
00184  * @param[in] pckt    The event.
00185  *
00186  */
00187 extern void HCI_Event_CB(void *pckt);
00188 
00189 /**
00190  * Processing function that must be called after an event is received from
00191  * HCI interface. Must be called outside ISR. It will call HCI_Event_CB if
00192  * necessary.
00193 */
00194 void HCI_Process(void);
00195 
00196 
00197 extern tListNode hciReadPktPool;
00198 extern tListNode hciReadPktRxQueue;
00199 
00200 #endif /* __HCI_H_ */