/*
 * Copyright 2007 Oliver Ruiz Dorantes, oliver.ruiz.dorantes_at_gmail.com
 *
 * All rights reserved. Distributed under the terms of the MIT License.
 *
 */

#ifndef _BTHCI_COMMAND_H_
#define _BTHCI_COMMAND_H_

#include <bluetooth/bluetooth.h>
#include <bluetooth/HCI/btHCI.h>

#define HCI_COMMAND_HDR_SIZE 3

struct hci_command_header {
	uint16 	opcode;		/* OCF & OGF */
	uint8 	clen;
} __attribute__ ((packed));


/* Command opcode pack/unpack */
#define PACK_OPCODE(ogf, ocf)	(uint16)((ocf & 0x03ff)|(ogf << 10))
#define GET_OPCODE_OGF(op)		(op >> 10)
#define GET_OPCODE_OCF(op)		(op & 0x03ff)


/* - Informational Parameters Command definition - */
#define OGF_INFORMATIONAL_PARAM	0x04

    #define OCF_READ_LOCAL_VERSION	0x0001
    struct hci_rp_read_loc_version {
    	uint8     status;
    	uint8     hci_ver;
    	uint16    hci_rev;
    	uint8     lmp_ver;
    	uint16    manufacturer;
    	uint16    lmp_subver;
    } __attribute__ ((packed));
    
    #define OCF_READ_LOCAL_FEATURES	0x0003
    struct hci_rp_read_loc_features {
    	uint8 status;
    	uint8 features[8];
    } __attribute__ ((packed));
    
    #define OCF_READ_BUFFER_SIZE	0x0005
    struct hci_rp_read_buffer_size {
    	uint8     status;
    	uint16    acl_mtu;
    	uint8     sco_mtu;
    	uint16    acl_max_pkt;
    	uint16    sco_max_pkt;
    } __attribute__ ((packed));
    
    #define OCF_READ_BD_ADDR	0x0009
    struct hci_rp_read_bd_addr {
    	uint8     status;
    	bdaddr_t  bdaddr;
    } __attribute__ ((packed));    
    
/* - Host Controller and Baseband Command definition - */    
#define OGF_CONTROL_BASEBAND	0x03

    #define OCF_RESET				0x0003
  /*struct hci_reset {
    	void no_fields;
    } __attribute__ ((packed));*/
    
    #define OCF_SET_EVENT_FLT		0x0005
    struct hci_cp_set_event_flt {
    	uint8     flt_type;
    	uint8     cond_type;
    	uint8     condition[0];
    } __attribute__ ((packed));
    
    #define OCF_READ_STORED_LINK_KEY 0x000D
    struct hci_read_stored_link_key {
    	bdaddr_t bdaddr;
    	uint8	all_keys_flag;
    } __attribute__ ((packed));
    struct hci_read_stored_link_key_reply {
    	uint8 	status;
    	uint16	max_num_keys;
    	uint16	num_keys_read;
    } __attribute__ ((packed));
    
    #define OCF_WRITE_STORED_LINK_KEY 0x0011
    struct hci_write_stored_link_key {
    	uint8	num_keys_to_write;
    	// these are repeated "num_keys_write" times 
    	bdaddr_t bdaddr;
    	uint8	key[HCI_LINK_KEY_SIZE]; 
    } __attribute__ ((packed));
    struct hci_write_stored_link_key_reply {
    	uint8 	status;
    	uint8	num_keys_written;
    } __attribute__ ((packed));
    
    
    #define OCF_WRITE_LOCAL_NAME	0x0013
    #define OCF_READ_LOCAL_NAME		0x0014
    struct hci_read_local_name {
    	uint8	status;
    	char	local_name[248];
    } __attribute__ ((packed));
    
    #define OCF_WRITE_CA_TIMEOUT  	0x0016	
    #define OCF_WRITE_PG_TIMEOUT  	0x0018
    
    #define OCF_WRITE_SCAN_ENABLE 	0x001A
    	#define HCI_SCAN_DISABLED		0x00
    	#define HCI_SCAN_INQUIRY		0x01
    	#define HCI_SCAN_PAGE			0x02
    	#define HCI_SCAN_INQUIRY_PAGE	0x03
    struct hci_write_scan_enable {
    	uint8	scan;
    } __attribute__ ((packed));
    
    #define OCF_READ_AUTH_ENABLE	0x001F
    #define OCF_WRITE_AUTH_ENABLE	0x0020
    	#define HCI_AUTH_DISABLED		0x00
    	#define HCI_AUTH_ENABLED		0x01
    struct hci_write_authentication_enable {
    	uint8	authentication;
    } __attribute__ ((packed));
    
    #define OCF_READ_ENCRYPT_MODE	0x0021
    #define OCF_WRITE_ENCRYPT_MODE	0x0022
    	#define HCI_ENCRYPT_DISABLED	0x00
    	#define HCI_ENCRYPT_P2P			0x01
    	#define HCI_ENCRYPT_BOTH		0x02
    struct hci_write_encryption_mode_enable {
    	uint8	encryption;
    } __attribute__ ((packed));
    
    /* Filter types */
    #define HCI_FLT_CLEAR_ALL	0x00
    #define HCI_FLT_INQ_RESULT	0x01
    #define HCI_FLT_CONN_SETUP	0x02
    
    /* CONN_SETUP Condition types */
    #define HCI_CONN_SETUP_ALLOW_ALL	0x00
    #define HCI_CONN_SETUP_ALLOW_CLASS	0x01
    #define HCI_CONN_SETUP_ALLOW_BDADDR	0x02
    
    /* CONN_SETUP Conditions */
    #define HCI_CONN_SETUP_AUTO_OFF	0x01
    #define HCI_CONN_SETUP_AUTO_ON	0x02
    
    #define OCF_READ_CLASS_OF_DEV	0x0023
    
    struct hci_read_dev_class_reply {
    	uint8    status;
    	uint8    dev_class[3];
    } __attribute__ ((packed));
    
    #define OCF_WRITE_CLASS_OF_DEV	0x0024
    struct hci_write_dev_class {
    	uint8     dev_class[3];
    } __attribute__ ((packed));
    
    #define OCF_READ_VOICE_SETTING	0x0025
    struct hci_rp_read_voice_setting {
    	uint8	status;
    	uint16	voice_setting;
    } __attribute__ ((packed));
    
    #define OCF_WRITE_VOICE_SETTING	0x0026
    struct hci_cp_write_voice_setting {
    	uint16	voice_setting;
    } __attribute__ ((packed));
    
    #define OCF_HOST_BUFFER_SIZE	0x0033
    struct hci_cp_host_buffer_size {
    	uint16    acl_mtu;
    	uint8     sco_mtu;
    	uint16    acl_max_pkt;
    	uint16    sco_max_pkt;
    } __attribute__ ((packed));
    
    /* Link Control Command definition */
    #define OGF_LINK_CONTROL	0x01 
    #define OCF_CREATE_CONN		0x0005
    struct hci_cp_create_conn {
    	bdaddr_t bdaddr;
    	uint16    pkt_type;
    	uint8     pscan_rep_mode;
    	uint8     pscan_mode;
    	uint16    clock_offset;
    	uint8     role_switch;
    } __attribute__ ((packed));
    
    #define OCF_ACCEPT_CONN_REQ	0x0009
    struct hci_cp_accept_conn_req {
    	bdaddr_t bdaddr;
    	uint8     role;
    } __attribute__ ((packed));
    
    #define OCF_REJECT_CONN_REQ	0x000a
    struct hci_cp_reject_conn_req {
    	bdaddr_t 	bdaddr;
    	uint8     	reason;
    } __attribute__ ((packed));
    
    #define OCF_DISCONNECT	0x0006
    struct hci_disconnect {
    	uint16    handle;
    	uint8     reason;
    } __attribute__ ((packed));
    
    #define OCF_ADD_SCO	0x0007
    struct hci_cp_add_sco {
    	uint16    handle;
    	uint16    pkt_type;
    } __attribute__ ((packed));
    
    #define OCF_INQUIRY		0x0001
    struct hci_cp_inquiry {
    	uint8     lap[3];
    	/* Constants related the inquiry process */
		#define B_BT_GIAC 0x9E8B33   
		#define B_BT_LIAC 0x9E8B00
    	uint8     length;
    	uint8     num_rsp;
    } __attribute__ ((packed));
    
    #define OCF_INQUIRY_CANCEL	0x0002
    
    #define OCF_LINK_KEY_REPLY	0x000B
    struct hci_cp_link_key_reply {
    	bdaddr_t bdaddr;
    	uint8     link_key[16];
    } __attribute__ ((packed));
    
    #define OCF_LINK_KEY_NEG_REPLY	0x000C
    struct hci_cp_link_key_neg_reply {
    	bdaddr_t bdaddr;
    } __attribute__ ((packed));
    
    #define OCF_PIN_CODE_REPLY	0x000D
    struct hci_cp_pin_code_reply {
    	bdaddr_t bdaddr;
    	uint8     pin_len;
    	uint8     pin_code[16];
    } __attribute__ ((packed));
    
    #define OCF_PIN_CODE_NEG_REPLY	0x000E
    struct hci_cp_pin_code_neg_reply {
    	bdaddr_t bdaddr;
    } __attribute__ ((packed));
    
    #define OCF_CHANGE_CONN_PTYPE	0x000F
    struct hci_cp_change_conn_ptype {
    	uint16    handle;
    	uint16    pkt_type;
    } __attribute__ ((packed));
    
    #define OCF_AUTH_REQUESTED	0x0011
    struct hci_cp_auth_requested {
    	uint16    handle;
    } __attribute__ ((packed));
    
    #define OCF_SET_CONN_ENCRYPT	0x0013
    struct hci_cp_set_conn_encrypt {
    	uint16    handle;
    	uint8     encrypt;
    } __attribute__ ((packed));
    
    #define OCF_CHANGE_CONN_LINK_KEY 0x0015
    struct hci_cp_change_conn_link_key {
    	uint16    handle;
    } __attribute__ ((packed));
    
    #define OCF_REMOTE_NAME_REQUEST 0x0019
    struct hci_remote_name_request {
    	bdaddr_t bdaddr;
    	uint8    pscan_rep_mode;
    	uint8	 reserved;
    	uint16   clock_offset;
    } __attribute__ ((packed));
    
    #define OCF_READ_REMOTE_FEATURES 0x001B
    struct hci_cp_read_rmt_features {
    	uint16    handle;
    } __attribute__ ((packed));
    
    #define OCF_READ_REMOTE_VERSION 0x001D
    struct hci_cp_read_rmt_version {
    	uint16    handle;
    } __attribute__ ((packed));
    
    
/* Link Policy Command definition */
#define OGF_LINK_POLICY	 0x02

    #define OCF_ROLE_DISCOVERY	0x0009
    struct hci_cp_role_discovery {
    	uint16    handle;
    } __attribute__ ((packed));
    struct hci_rp_role_discovery {
    	uint8     status;
    	uint16    handle;
    	uint8     role;
    } __attribute__ ((packed));
    
    #define OCF_READ_LINK_POLICY	0x000C
    struct hci_cp_read_link_policy {
    	uint16    handle;
    } __attribute__ ((packed));
    struct hci_rp_read_link_policy {
    	uint8     status;
    	uint16    handle;
    	uint16    policy;
    } __attribute__ ((packed));
    
    #define OCF_SWITCH_ROLE	0x000B
    struct hci_cp_switch_role {
    	bdaddr_t bdaddr;
    	uint8     role;
    } __attribute__ ((packed));
    
    #define OCF_WRITE_LINK_POLICY	0x000D
    struct hci_cp_write_link_policy {
    	uint16    handle;
    	uint16    policy;
    } __attribute__ ((packed));
    struct hci_rp_write_link_policy {
    	uint8     status;
    	uint16    handle;
    } __attribute__ ((packed));
    
/* Status params */
#define OGF_STATUS_PARAM	0x05
    
/* Testing commands */
#define OGF_TESTING_CMD		0x3E

/* Vendor specific commands */
#define OGF_VENDOR_CMD		0x3F

#endif