1 /*
2 * Copyright (C) 2021 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <stdlib.h>
18 #include <rw_int.h>
19 #include <nfc_int.h>
20
21 extern tRW_CB rw_cb;
22 extern tNFC_CB nfc_cb;
23 void rw_init(void);
24 tNFC_STATUS rw_i93_select(uint8_t* p_uid);
25
26 // borrowed from rw_i93.cc
27 enum {
28 RW_I93_STATE_NOT_ACTIVATED, /* ISO15693 is not activated */
29 RW_I93_STATE_IDLE, /* waiting for upper layer API */
30 RW_I93_STATE_BUSY, /* waiting for response from tag */
31
32 RW_I93_STATE_DETECT_NDEF, /* performing NDEF detection precedure */
33 RW_I93_STATE_READ_NDEF, /* performing read NDEF procedure */
34 RW_I93_STATE_UPDATE_NDEF, /* performing update NDEF procedure */
35 RW_I93_STATE_FORMAT, /* performing format procedure */
36 RW_I93_STATE_SET_READ_ONLY, /* performing set read-only procedure */
37
38 RW_I93_STATE_PRESENCE_CHECK /* checking presence of tag */
39 };
40
41 // borrowed from rw_i93.cc
42 enum {
43 RW_I93_SUBSTATE_WAIT_UID, /* waiting for response of inventory */
44 RW_I93_SUBSTATE_WAIT_SYS_INFO, /* waiting for response of get sys info */
45 RW_I93_SUBSTATE_WAIT_CC, /* waiting for reading CC */
46 RW_I93_SUBSTATE_SEARCH_NDEF_TLV, /* searching NDEF TLV */
47 RW_I93_SUBSTATE_CHECK_LOCK_STATUS, /* check if any NDEF TLV is locked */
48
49 RW_I93_SUBSTATE_RESET_LEN, /* set length to 0 to update NDEF TLV */
50 RW_I93_SUBSTATE_WRITE_NDEF, /* writing NDEF and Terminator TLV */
51 RW_I93_SUBSTATE_UPDATE_LEN, /* set length into NDEF TLV */
52
53 RW_I93_SUBSTATE_WAIT_RESET_DSFID_AFI, /* reset DSFID and AFI */
54 RW_I93_SUBSTATE_CHECK_READ_ONLY, /* check if any block is locked */
55 RW_I93_SUBSTATE_WRITE_CC_NDEF_TLV, /* write CC and empty NDEF/Terminator TLV
56 */
57
58 RW_I93_SUBSTATE_WAIT_UPDATE_CC, /* updating CC as read-only */
59 RW_I93_SUBSTATE_LOCK_NDEF_TLV, /* lock blocks of NDEF TLV */
60 RW_I93_SUBSTATE_WAIT_LOCK_CC /* lock block of CC */
61 };
62
GKI_freebuf(void *)63 void GKI_freebuf(void*) {
64 }
65
GKI_start_timer(uint8_t,int32_t,bool)66 void GKI_start_timer(uint8_t, int32_t, bool) {
67 }
68
GKI_stop_timer(uint8_t)69 void GKI_stop_timer(uint8_t) {
70 }
71
main()72 int main() {
73 tRW_I93_CB* p_i93 = &rw_cb.tcb.i93;
74
75 GKI_init();
76 rw_init();
77
78 uint8_t p_uid = 1;
79 if (rw_i93_select(&p_uid) != NFC_STATUS_OK) {
80 return EXIT_FAILURE;
81 }
82
83 tNFC_CONN_CB* p_cb = &nfc_cb.conn_cb[NFC_RF_CONN_ID];
84 tNFC_CONN_EVT event = NFC_DATA_CEVT;
85
86 tNFC_CONN *p_data = (tNFC_CONN *) malloc(sizeof(tNFC_CONN));
87 if (!p_data) {
88 return EXIT_FAILURE;
89 }
90
91 p_data->data.p_data = (NFC_HDR *) malloc(sizeof(uint8_t) * 32);
92 if (!(p_data->data.p_data)) {
93 free(p_data);
94 return EXIT_FAILURE;
95 }
96
97 NFC_HDR *p_resp = (NFC_HDR*) p_data->data.p_data;
98 p_resp->len = 0;
99 p_resp->offset = 0;
100
101 p_i93->state = RW_I93_STATE_UPDATE_NDEF;
102 p_i93->sub_state = RW_I93_SUBSTATE_RESET_LEN;
103 p_i93->block_size = 2 * (I93_MAX_BLOCK_LENGH + 1);
104 p_i93->ndef_tlv_start_offset = 2 * (I93_MAX_BLOCK_LENGH) - 1;
105 p_data->status = NFC_STATUS_OK;
106
107 p_cb->p_cback(0, event, p_data);
108 free(p_data->data.p_data);
109 free(p_data);
110 return EXIT_SUCCESS;
111 }
112