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4d12b8b1 LRV |
1 | /* |
2 | * Copyright (C) 2011 Instituto Nokia de Tecnologia | |
3 | * | |
4 | * Authors: | |
5 | * Lauro Ramos Venancio <lauro.venancio@openbossa.org> | |
6 | * Aloisio Almeida Jr <aloisio.almeida@openbossa.org> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the | |
20 | * Free Software Foundation, Inc., | |
21 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
22 | */ | |
23 | ||
24 | #ifndef __LINUX_NFC_H | |
25 | #define __LINUX_NFC_H | |
26 | ||
23b7869c LRV |
27 | #include <linux/types.h> |
28 | #include <linux/socket.h> | |
29 | ||
4d12b8b1 LRV |
30 | #define NFC_GENL_NAME "nfc" |
31 | #define NFC_GENL_VERSION 1 | |
32 | ||
33 | #define NFC_GENL_MCAST_EVENT_NAME "events" | |
34 | ||
35 | /** | |
36 | * enum nfc_commands - supported nfc commands | |
37 | * | |
38 | * @NFC_CMD_UNSPEC: unspecified command | |
39 | * | |
40 | * @NFC_CMD_GET_DEVICE: request information about a device (requires | |
41 | * %NFC_ATTR_DEVICE_INDEX) or dump request to get a list of all nfc devices | |
8b3fe7b5 IE |
42 | * @NFC_CMD_DEV_UP: turn on the nfc device |
43 | * (requires %NFC_ATTR_DEVICE_INDEX) | |
44 | * @NFC_CMD_DEV_DOWN: turn off the nfc device | |
45 | * (requires %NFC_ATTR_DEVICE_INDEX) | |
4d12b8b1 LRV |
46 | * @NFC_CMD_START_POLL: start polling for targets using the given protocols |
47 | * (requires %NFC_ATTR_DEVICE_INDEX and %NFC_ATTR_PROTOCOLS) | |
48 | * @NFC_CMD_STOP_POLL: stop polling for targets (requires | |
49 | * %NFC_ATTR_DEVICE_INDEX) | |
50 | * @NFC_CMD_GET_TARGET: dump all targets found by the previous poll (requires | |
51 | * %NFC_ATTR_DEVICE_INDEX) | |
52 | * @NFC_EVENT_TARGETS_FOUND: event emitted when a new target is found | |
53 | * (it sends %NFC_ATTR_DEVICE_INDEX) | |
54 | * @NFC_EVENT_DEVICE_ADDED: event emitted when a new device is registred | |
55 | * (it sends %NFC_ATTR_DEVICE_NAME, %NFC_ATTR_DEVICE_INDEX and | |
56 | * %NFC_ATTR_PROTOCOLS) | |
57 | * @NFC_EVENT_DEVICE_REMOVED: event emitted when a device is removed | |
58 | * (it sends %NFC_ATTR_DEVICE_INDEX) | |
fc40a8c1 SO |
59 | * @NFC_EVENT_TM_ACTIVATED: event emitted when the adapter is activated in |
60 | * target mode. | |
61 | * @NFC_EVENT_DEVICE_DEACTIVATED: event emitted when the adapter is deactivated | |
62 | * from target mode. | |
4d12b8b1 LRV |
63 | */ |
64 | enum nfc_commands { | |
65 | NFC_CMD_UNSPEC, | |
66 | NFC_CMD_GET_DEVICE, | |
8b3fe7b5 IE |
67 | NFC_CMD_DEV_UP, |
68 | NFC_CMD_DEV_DOWN, | |
1ed28f61 SO |
69 | NFC_CMD_DEP_LINK_UP, |
70 | NFC_CMD_DEP_LINK_DOWN, | |
4d12b8b1 LRV |
71 | NFC_CMD_START_POLL, |
72 | NFC_CMD_STOP_POLL, | |
73 | NFC_CMD_GET_TARGET, | |
74 | NFC_EVENT_TARGETS_FOUND, | |
75 | NFC_EVENT_DEVICE_ADDED, | |
76 | NFC_EVENT_DEVICE_REMOVED, | |
8112a5c9 | 77 | NFC_EVENT_TARGET_LOST, |
fc40a8c1 SO |
78 | NFC_EVENT_TM_ACTIVATED, |
79 | NFC_EVENT_TM_DEACTIVATED, | |
4d12b8b1 LRV |
80 | /* private: internal use only */ |
81 | __NFC_CMD_AFTER_LAST | |
82 | }; | |
83 | #define NFC_CMD_MAX (__NFC_CMD_AFTER_LAST - 1) | |
84 | ||
85 | /** | |
86 | * enum nfc_attrs - supported nfc attributes | |
87 | * | |
88 | * @NFC_ATTR_UNSPEC: unspecified attribute | |
89 | * | |
90 | * @NFC_ATTR_DEVICE_INDEX: index of nfc device | |
91 | * @NFC_ATTR_DEVICE_NAME: device name, max 8 chars | |
92 | * @NFC_ATTR_PROTOCOLS: nfc protocols - bitwise or-ed combination from | |
93 | * NFC_PROTO_*_MASK constants | |
94 | * @NFC_ATTR_TARGET_INDEX: index of the nfc target | |
95 | * @NFC_ATTR_TARGET_SENS_RES: NFC-A targets extra information such as NFCID | |
96 | * @NFC_ATTR_TARGET_SEL_RES: NFC-A targets extra information (useful if the | |
97 | * target is not NFC-Forum compliant) | |
288e0713 | 98 | * @NFC_ATTR_TARGET_NFCID1: NFC-A targets identifier, max 10 bytes |
d5a2ca60 IE |
99 | * @NFC_ATTR_TARGET_SENSB_RES: NFC-B targets extra information, max 12 bytes |
100 | * @NFC_ATTR_TARGET_SENSF_RES: NFC-F targets extra information, max 18 bytes | |
1ed28f61 SO |
101 | * @NFC_ATTR_COMM_MODE: Passive or active mode |
102 | * @NFC_ATTR_RF_MODE: Initiator or target | |
fe7c5800 SO |
103 | * @NFC_ATTR_IM_PROTOCOLS: Initiator mode protocols to poll for |
104 | * @NFC_ATTR_TM_PROTOCOLS: Target mode protocols to listen for | |
4d12b8b1 LRV |
105 | */ |
106 | enum nfc_attrs { | |
107 | NFC_ATTR_UNSPEC, | |
108 | NFC_ATTR_DEVICE_INDEX, | |
109 | NFC_ATTR_DEVICE_NAME, | |
110 | NFC_ATTR_PROTOCOLS, | |
111 | NFC_ATTR_TARGET_INDEX, | |
112 | NFC_ATTR_TARGET_SENS_RES, | |
113 | NFC_ATTR_TARGET_SEL_RES, | |
288e0713 | 114 | NFC_ATTR_TARGET_NFCID1, |
d5a2ca60 IE |
115 | NFC_ATTR_TARGET_SENSB_RES, |
116 | NFC_ATTR_TARGET_SENSF_RES, | |
1ed28f61 SO |
117 | NFC_ATTR_COMM_MODE, |
118 | NFC_ATTR_RF_MODE, | |
c970a1ac | 119 | NFC_ATTR_DEVICE_POWERED, |
fe7c5800 SO |
120 | NFC_ATTR_IM_PROTOCOLS, |
121 | NFC_ATTR_TM_PROTOCOLS, | |
4d12b8b1 LRV |
122 | /* private: internal use only */ |
123 | __NFC_ATTR_AFTER_LAST | |
124 | }; | |
125 | #define NFC_ATTR_MAX (__NFC_ATTR_AFTER_LAST - 1) | |
126 | ||
127 | #define NFC_DEVICE_NAME_MAXSIZE 8 | |
d5a2ca60 IE |
128 | #define NFC_NFCID1_MAXSIZE 10 |
129 | #define NFC_SENSB_RES_MAXSIZE 12 | |
130 | #define NFC_SENSF_RES_MAXSIZE 18 | |
fc40a8c1 | 131 | #define NFC_GB_MAXSIZE 48 |
4d12b8b1 LRV |
132 | |
133 | /* NFC protocols */ | |
134 | #define NFC_PROTO_JEWEL 1 | |
135 | #define NFC_PROTO_MIFARE 2 | |
136 | #define NFC_PROTO_FELICA 3 | |
137 | #define NFC_PROTO_ISO14443 4 | |
138 | #define NFC_PROTO_NFC_DEP 5 | |
01d719a2 | 139 | #define NFC_PROTO_ISO14443_B 6 |
4d12b8b1 | 140 | |
01d719a2 | 141 | #define NFC_PROTO_MAX 7 |
4d12b8b1 | 142 | |
1ed28f61 SO |
143 | /* NFC communication modes */ |
144 | #define NFC_COMM_ACTIVE 0 | |
145 | #define NFC_COMM_PASSIVE 1 | |
146 | ||
147 | /* NFC RF modes */ | |
148 | #define NFC_RF_INITIATOR 0 | |
149 | #define NFC_RF_TARGET 1 | |
f212ad5e | 150 | #define NFC_RF_NONE 2 |
1ed28f61 | 151 | |
4d12b8b1 | 152 | /* NFC protocols masks used in bitsets */ |
01d719a2 SO |
153 | #define NFC_PROTO_JEWEL_MASK (1 << NFC_PROTO_JEWEL) |
154 | #define NFC_PROTO_MIFARE_MASK (1 << NFC_PROTO_MIFARE) | |
155 | #define NFC_PROTO_FELICA_MASK (1 << NFC_PROTO_FELICA) | |
156 | #define NFC_PROTO_ISO14443_MASK (1 << NFC_PROTO_ISO14443) | |
157 | #define NFC_PROTO_NFC_DEP_MASK (1 << NFC_PROTO_NFC_DEP) | |
158 | #define NFC_PROTO_ISO14443_B_MASK (1 << NFC_PROTO_ISO14443_B) | |
4d12b8b1 | 159 | |
23b7869c LRV |
160 | struct sockaddr_nfc { |
161 | sa_family_t sa_family; | |
162 | __u32 dev_idx; | |
163 | __u32 target_idx; | |
164 | __u32 nfc_protocol; | |
165 | }; | |
166 | ||
d646960f SO |
167 | #define NFC_LLCP_MAX_SERVICE_NAME 63 |
168 | struct sockaddr_nfc_llcp { | |
169 | sa_family_t sa_family; | |
170 | __u32 dev_idx; | |
171 | __u32 target_idx; | |
172 | __u32 nfc_protocol; | |
173 | __u8 dsap; /* Destination SAP, if known */ | |
174 | __u8 ssap; /* Source SAP to be bound to */ | |
175 | char service_name[NFC_LLCP_MAX_SERVICE_NAME]; /* Service name URI */; | |
176 | size_t service_name_len; | |
177 | }; | |
178 | ||
c7fe3b52 | 179 | /* NFC socket protocols */ |
23b7869c | 180 | #define NFC_SOCKPROTO_RAW 0 |
d646960f SO |
181 | #define NFC_SOCKPROTO_LLCP 1 |
182 | #define NFC_SOCKPROTO_MAX 2 | |
c7fe3b52 | 183 | |
e8753043 SO |
184 | #define NFC_HEADER_SIZE 1 |
185 | ||
4463523b TE |
186 | /** |
187 | * Pseudo-header info for raw socket packets | |
188 | * First byte is the adapter index | |
189 | * Second byte contains flags | |
190 | * - 0x01 - Direction (0=RX, 1=TX) | |
191 | * - 0x02-0x80 - Reserved | |
192 | **/ | |
193 | #define NFC_LLCP_RAW_HEADER_SIZE 2 | |
194 | #define NFC_LLCP_DIRECTION_RX 0x00 | |
195 | #define NFC_LLCP_DIRECTION_TX 0x01 | |
196 | ||
4d12b8b1 | 197 | #endif /*__LINUX_NFC_H */ |