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/*
* Copyright (C) 2011 Instituto Nokia de Tecnologia
*
* Authors:
* Lauro Ramos Venancio <lauro.venancio@openbossa.org>
* Aloisio Almeida Jr <aloisio.almeida@openbossa.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __LINUX_NFC_H
#define __LINUX_NFC_H
#include <linux/types.h>
#include <linux/socket.h>
#define NFC_GENL_NAME "nfc"
#define NFC_GENL_VERSION 1
#define NFC_GENL_MCAST_EVENT_NAME "events"
/**
* enum nfc_commands - supported nfc commands
*
* @NFC_CMD_UNSPEC: unspecified command
*
* @NFC_CMD_GET_DEVICE: request information about a device (requires
* %NFC_ATTR_DEVICE_INDEX) or dump request to get a list of all nfc devices
* @NFC_CMD_DEV_UP: turn on the nfc device
* (requires %NFC_ATTR_DEVICE_INDEX)
* @NFC_CMD_DEV_DOWN: turn off the nfc device
* (requires %NFC_ATTR_DEVICE_INDEX)
* @NFC_CMD_START_POLL: start polling for targets using the given protocols
* (requires %NFC_ATTR_DEVICE_INDEX and %NFC_ATTR_PROTOCOLS)
* @NFC_CMD_STOP_POLL: stop polling for targets (requires
* %NFC_ATTR_DEVICE_INDEX)
* @NFC_CMD_GET_TARGET: dump all targets found by the previous poll (requires
* %NFC_ATTR_DEVICE_INDEX)
* @NFC_EVENT_TARGETS_FOUND: event emitted when a new target is found
* (it sends %NFC_ATTR_DEVICE_INDEX)
* @NFC_EVENT_DEVICE_ADDED: event emitted when a new device is registred
* (it sends %NFC_ATTR_DEVICE_NAME, %NFC_ATTR_DEVICE_INDEX and
* %NFC_ATTR_PROTOCOLS)
* @NFC_EVENT_DEVICE_REMOVED: event emitted when a device is removed
* (it sends %NFC_ATTR_DEVICE_INDEX)
*/
enum nfc_commands {
NFC_CMD_UNSPEC,
NFC_CMD_GET_DEVICE,
NFC_CMD_DEV_UP,
NFC_CMD_DEV_DOWN,
NFC_CMD_DEP_LINK_UP,
NFC_CMD_DEP_LINK_DOWN,
NFC_CMD_START_POLL,
NFC_CMD_STOP_POLL,
NFC_CMD_GET_TARGET,
NFC_EVENT_TARGETS_FOUND,
NFC_EVENT_DEVICE_ADDED,
NFC_EVENT_DEVICE_REMOVED,
/* private: internal use only */
__NFC_CMD_AFTER_LAST
};
#define NFC_CMD_MAX (__NFC_CMD_AFTER_LAST - 1)
/**
* enum nfc_attrs - supported nfc attributes
*
* @NFC_ATTR_UNSPEC: unspecified attribute
*
* @NFC_ATTR_DEVICE_INDEX: index of nfc device
* @NFC_ATTR_DEVICE_NAME: device name, max 8 chars
* @NFC_ATTR_PROTOCOLS: nfc protocols - bitwise or-ed combination from
* NFC_PROTO_*_MASK constants
* @NFC_ATTR_TARGET_INDEX: index of the nfc target
* @NFC_ATTR_TARGET_SENS_RES: NFC-A targets extra information such as NFCID
* @NFC_ATTR_TARGET_SEL_RES: NFC-A targets extra information (useful if the
* target is not NFC-Forum compliant)
* @NFC_ATTR_TARGET_NFCID1: NFC-A targets identifier, max 10 bytes
* @NFC_ATTR_COMM_MODE: Passive or active mode
* @NFC_ATTR_RF_MODE: Initiator or target
*/
enum nfc_attrs {
NFC_ATTR_UNSPEC,
NFC_ATTR_DEVICE_INDEX,
NFC_ATTR_DEVICE_NAME,
NFC_ATTR_PROTOCOLS,
NFC_ATTR_TARGET_INDEX,
NFC_ATTR_TARGET_SENS_RES,
NFC_ATTR_TARGET_SEL_RES,
NFC_ATTR_TARGET_NFCID1,
NFC_ATTR_COMM_MODE,
NFC_ATTR_RF_MODE,
/* private: internal use only */
__NFC_ATTR_AFTER_LAST
};
#define NFC_ATTR_MAX (__NFC_ATTR_AFTER_LAST - 1)
#define NFC_DEVICE_NAME_MAXSIZE 8
/* NFC protocols */
#define NFC_PROTO_JEWEL 1
#define NFC_PROTO_MIFARE 2
#define NFC_PROTO_FELICA 3
#define NFC_PROTO_ISO14443 4
#define NFC_PROTO_NFC_DEP 5
#define NFC_PROTO_MAX 6
/* NFC communication modes */
#define NFC_COMM_ACTIVE 0
#define NFC_COMM_PASSIVE 1
/* NFC RF modes */
#define NFC_RF_INITIATOR 0
#define NFC_RF_TARGET 1
/* NFC protocols masks used in bitsets */
#define NFC_PROTO_JEWEL_MASK (1 << NFC_PROTO_JEWEL)
#define NFC_PROTO_MIFARE_MASK (1 << NFC_PROTO_MIFARE)
#define NFC_PROTO_FELICA_MASK (1 << NFC_PROTO_FELICA)
#define NFC_PROTO_ISO14443_MASK (1 << NFC_PROTO_ISO14443)
#define NFC_PROTO_NFC_DEP_MASK (1 << NFC_PROTO_NFC_DEP)
struct sockaddr_nfc {
sa_family_t sa_family;
__u32 dev_idx;
__u32 target_idx;
__u32 nfc_protocol;
};
#define NFC_LLCP_MAX_SERVICE_NAME 63
struct sockaddr_nfc_llcp {
sa_family_t sa_family;
__u32 dev_idx;
__u32 target_idx;
__u32 nfc_protocol;
__u8 dsap; /* Destination SAP, if known */
__u8 ssap; /* Source SAP to be bound to */
char service_name[NFC_LLCP_MAX_SERVICE_NAME]; /* Service name URI */;
size_t service_name_len;
};
/* NFC socket protocols */
#define NFC_SOCKPROTO_RAW 0
#define NFC_SOCKPROTO_LLCP 1
#define NFC_SOCKPROTO_MAX 2
#define NFC_HEADER_SIZE 1
#endif /*__LINUX_NFC_H */
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