--- /dev/null
+/*
+ * Copyright (C) 2011 Instituto Nokia de Tecnologia
+ *
+ * Authors:
+ * Lauro Ramos Venancio <lauro.venancio@openbossa.org>
+ * Aloisio Almeida Jr <aloisio.almeida@openbossa.org>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#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)
+ * @NFC_EVENT_TM_ACTIVATED: event emitted when the adapter is activated in
+ * target mode.
+ * @NFC_EVENT_DEVICE_DEACTIVATED: event emitted when the adapter is deactivated
+ * from target mode.
+ * @NFC_CMD_LLC_GET_PARAMS: request LTO, RW, and MIUX parameters for a device
+ * @NFC_CMD_LLC_SET_PARAMS: set one or more of LTO, RW, and MIUX parameters for
+ * a device. LTO must be set before the link is up otherwise -EINPROGRESS
+ * is returned. RW and MIUX can be set at anytime and will be passed in
+ * subsequent CONNECT and CC messages.
+ * If one of the passed parameters is wrong none is set and -EINVAL is
+ * returned.
+ * @NFC_CMD_ENABLE_SE: Enable the physical link to a specific secure element.
+ * Once enabled a secure element will handle card emulation mode, i.e.
+ * starting a poll from a device which has a secure element enabled means
+ * we want to do SE based card emulation.
+ * @NFC_CMD_DISABLE_SE: Disable the physical link to a specific secure element.
+ * @NFC_CMD_FW_DOWNLOAD: Request to Load/flash firmware, or event to inform
+ * that some firmware was loaded
+ * @NFC_EVENT_SE_ADDED: Event emitted when a new secure element is discovered.
+ * This typically will be sent whenever a new NFC controller with either
+ * an embedded SE or an UICC one connected to it through SWP.
+ * @NFC_EVENT_SE_REMOVED: Event emitted when a secure element is removed from
+ * the system, as a consequence of e.g. an NFC controller being unplugged.
+ * @NFC_EVENT_SE_CONNECTIVITY: This event is emitted whenever a secure element
+ * is requesting connectivity access. For example a UICC SE may need to
+ * talk with a sleeping modem and will notify this need by sending this
+ * event. It is then up to userspace to decide if it will wake the modem
+ * up or not.
+ * @NFC_EVENT_SE_TRANSACTION: This event is sent when an application running on
+ * a specific SE notifies us about the end of a transaction. The parameter
+ * for this event is the application ID (AID).
+ * @NFC_CMD_GET_SE: Dump all discovered secure elements from an NFC controller.
+ * @NFC_CMD_SE_IO: Send/Receive APDUs to/from the selected secure element.
+ * @NFC_CMD_ACTIVATE_TARGET: Request NFC controller to reactivate target.
+ * @NFC_CMD_VENDOR: Vendor specific command, to be implemented directly
+ * from the driver in order to support hardware specific operations.
+ * @NFC_CMD_DEACTIVATE_TARGET: Request NFC controller to deactivate target.
+ */
+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,
+ NFC_EVENT_TARGET_LOST,
+ NFC_EVENT_TM_ACTIVATED,
+ NFC_EVENT_TM_DEACTIVATED,
+ NFC_CMD_LLC_GET_PARAMS,
+ NFC_CMD_LLC_SET_PARAMS,
+ NFC_CMD_ENABLE_SE,
+ NFC_CMD_DISABLE_SE,
+ NFC_CMD_LLC_SDREQ,
+ NFC_EVENT_LLC_SDRES,
+ NFC_CMD_FW_DOWNLOAD,
+ NFC_EVENT_SE_ADDED,
+ NFC_EVENT_SE_REMOVED,
+ NFC_EVENT_SE_CONNECTIVITY,
+ NFC_EVENT_SE_TRANSACTION,
+ NFC_CMD_GET_SE,
+ NFC_CMD_SE_IO,
+ NFC_CMD_ACTIVATE_TARGET,
+ NFC_CMD_VENDOR,
+ NFC_CMD_DEACTIVATE_TARGET,
+/* 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_TARGET_SENSB_RES: NFC-B targets extra information, max 12 bytes
+ * @NFC_ATTR_TARGET_SENSF_RES: NFC-F targets extra information, max 18 bytes
+ * @NFC_ATTR_COMM_MODE: Passive or active mode
+ * @NFC_ATTR_RF_MODE: Initiator or target
+ * @NFC_ATTR_IM_PROTOCOLS: Initiator mode protocols to poll for
+ * @NFC_ATTR_TM_PROTOCOLS: Target mode protocols to listen for
+ * @NFC_ATTR_LLC_PARAM_LTO: Link TimeOut parameter
+ * @NFC_ATTR_LLC_PARAM_RW: Receive Window size parameter
+ * @NFC_ATTR_LLC_PARAM_MIUX: MIU eXtension parameter
+ * @NFC_ATTR_SE: Available Secure Elements
+ * @NFC_ATTR_FIRMWARE_NAME: Free format firmware version
+ * @NFC_ATTR_SE_INDEX: Secure element index
+ * @NFC_ATTR_SE_TYPE: Secure element type (UICC or EMBEDDED)
+ * @NFC_ATTR_FIRMWARE_DOWNLOAD_STATUS: Firmware download operation status
+ * @NFC_ATTR_APDU: Secure element APDU
+ * @NFC_ATTR_TARGET_ISO15693_DSFID: ISO 15693 Data Storage Format Identifier
+ * @NFC_ATTR_TARGET_ISO15693_UID: ISO 15693 Unique Identifier
+ * @NFC_ATTR_SE_PARAMS: Parameters data from an evt_transaction
+ * @NFC_ATTR_VENDOR_ID: NFC manufacturer unique ID, typically an OUI
+ * @NFC_ATTR_VENDOR_SUBCMD: Vendor specific sub command
+ * @NFC_ATTR_VENDOR_DATA: Vendor specific data, to be optionally passed
+ * to a vendor specific command implementation
+ */
+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_TARGET_SENSB_RES,
+ NFC_ATTR_TARGET_SENSF_RES,
+ NFC_ATTR_COMM_MODE,
+ NFC_ATTR_RF_MODE,
+ NFC_ATTR_DEVICE_POWERED,
+ NFC_ATTR_IM_PROTOCOLS,
+ NFC_ATTR_TM_PROTOCOLS,
+ NFC_ATTR_LLC_PARAM_LTO,
+ NFC_ATTR_LLC_PARAM_RW,
+ NFC_ATTR_LLC_PARAM_MIUX,
+ NFC_ATTR_SE,
+ NFC_ATTR_LLC_SDP,
+ NFC_ATTR_FIRMWARE_NAME,
+ NFC_ATTR_SE_INDEX,
+ NFC_ATTR_SE_TYPE,
+ NFC_ATTR_SE_AID,
+ NFC_ATTR_FIRMWARE_DOWNLOAD_STATUS,
+ NFC_ATTR_SE_APDU,
+ NFC_ATTR_TARGET_ISO15693_DSFID,
+ NFC_ATTR_TARGET_ISO15693_UID,
+ NFC_ATTR_SE_PARAMS,
+ NFC_ATTR_VENDOR_ID,
+ NFC_ATTR_VENDOR_SUBCMD,
+ NFC_ATTR_VENDOR_DATA,
+/* private: internal use only */
+ __NFC_ATTR_AFTER_LAST
+};
+#define NFC_ATTR_MAX (__NFC_ATTR_AFTER_LAST - 1)
+
+enum nfc_sdp_attr {
+ NFC_SDP_ATTR_UNSPEC,
+ NFC_SDP_ATTR_URI,
+ NFC_SDP_ATTR_SAP,
+/* private: internal use only */
+ __NFC_SDP_ATTR_AFTER_LAST
+};
+#define NFC_SDP_ATTR_MAX (__NFC_SDP_ATTR_AFTER_LAST - 1)
+
+#define NFC_DEVICE_NAME_MAXSIZE 8
+#define NFC_NFCID1_MAXSIZE 10
+#define NFC_NFCID2_MAXSIZE 8
+#define NFC_NFCID3_MAXSIZE 10
+#define NFC_SENSB_RES_MAXSIZE 12
+#define NFC_SENSF_RES_MAXSIZE 18
+#define NFC_ATR_REQ_MAXSIZE 64
+#define NFC_ATR_RES_MAXSIZE 64
+#define NFC_ATR_REQ_GB_MAXSIZE 48
+#define NFC_ATR_RES_GB_MAXSIZE 47
+#define NFC_GB_MAXSIZE 48
+#define NFC_FIRMWARE_NAME_MAXSIZE 32
+#define NFC_ISO15693_UID_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_ISO14443_B 6
+#define NFC_PROTO_ISO15693 7
+
+#define NFC_PROTO_MAX 8
+
+/* 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
+#define NFC_RF_NONE 2
+
+/* 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)
+#define NFC_PROTO_ISO14443_B_MASK (1 << NFC_PROTO_ISO14443_B)
+#define NFC_PROTO_ISO15693_MASK (1 << NFC_PROTO_ISO15693)
+
+/* NFC Secure Elements */
+#define NFC_SE_UICC 0x1
+#define NFC_SE_EMBEDDED 0x2
+
+#define NFC_SE_DISABLED 0x0
+#define NFC_SE_ENABLED 0x1
+
+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
+
+/**
+ * Pseudo-header info for raw socket packets
+ * First byte is the adapter index
+ * Second byte contains flags
+ * - 0x01 - Direction (0=RX, 1=TX)
+ * - 0x02-0x04 - Payload type (000=LLCP, 001=NCI, 010=HCI, 011=Digital,
+ * 100=Proprietary)
+ * - 0x05-0x80 - Reserved
+ **/
+#define NFC_RAW_HEADER_SIZE 2
+#define NFC_DIRECTION_RX 0x00
+#define NFC_DIRECTION_TX 0x01
+
+#define RAW_PAYLOAD_LLCP 0
+#define RAW_PAYLOAD_NCI 1
+#define RAW_PAYLOAD_HCI 2
+#define RAW_PAYLOAD_DIGITAL 3
+#define RAW_PAYLOAD_PROPRIETARY 4
+
+/* socket option names */
+#define NFC_LLCP_RW 0
+#define NFC_LLCP_MIUX 1
+#define NFC_LLCP_REMOTE_MIU 2
+#define NFC_LLCP_REMOTE_LTO 3
+#define NFC_LLCP_REMOTE_RW 4
+
+#endif /*__LINUX_NFC_H */
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