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893 lines
21 KiB
893 lines
21 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Copyright (C) 2021 Samsung Electrnoics |
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* Bongsu Jeon <[email protected]> |
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* |
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* Test code for nci |
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*/ |
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#include <stdlib.h> |
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#include <errno.h> |
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#include <string.h> |
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#include <sys/ioctl.h> |
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#include <fcntl.h> |
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#include <pthread.h> |
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#include <linux/genetlink.h> |
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#include <sys/socket.h> |
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#include <linux/nfc.h> |
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#include "../kselftest_harness.h" |
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#define GENLMSG_DATA(glh) ((void *)(NLMSG_DATA(glh) + GENL_HDRLEN)) |
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#define GENLMSG_PAYLOAD(glh) (NLMSG_PAYLOAD(glh, 0) - GENL_HDRLEN) |
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#define NLA_DATA(na) ((void *)((char *)(na) + NLA_HDRLEN)) |
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#define NLA_PAYLOAD(len) ((len) - NLA_HDRLEN) |
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#define MAX_MSG_SIZE 1024 |
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#define IOCTL_GET_NCIDEV_IDX 0 |
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#define VIRTUAL_NFC_PROTOCOLS (NFC_PROTO_JEWEL_MASK | \ |
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NFC_PROTO_MIFARE_MASK | \ |
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NFC_PROTO_FELICA_MASK | \ |
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NFC_PROTO_ISO14443_MASK | \ |
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NFC_PROTO_ISO14443_B_MASK | \ |
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NFC_PROTO_ISO15693_MASK) |
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const __u8 nci_reset_cmd[] = {0x20, 0x00, 0x01, 0x01}; |
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const __u8 nci_init_cmd[] = {0x20, 0x01, 0x00}; |
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const __u8 nci_rf_discovery_cmd[] = {0x21, 0x03, 0x09, 0x04, 0x00, 0x01, |
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0x01, 0x01, 0x02, 0x01, 0x06, 0x01}; |
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const __u8 nci_init_cmd_v2[] = {0x20, 0x01, 0x02, 0x00, 0x00}; |
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const __u8 nci_rf_disc_map_cmd[] = {0x21, 0x00, 0x07, 0x02, 0x04, 0x03, |
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0x02, 0x05, 0x03, 0x03}; |
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const __u8 nci_rf_deact_cmd[] = {0x21, 0x06, 0x01, 0x00}; |
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const __u8 nci_reset_rsp[] = {0x40, 0x00, 0x03, 0x00, 0x10, 0x01}; |
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const __u8 nci_reset_rsp_v2[] = {0x40, 0x00, 0x01, 0x00}; |
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const __u8 nci_reset_ntf[] = {0x60, 0x00, 0x09, 0x02, 0x01, 0x20, 0x0e, |
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0x04, 0x61, 0x00, 0x04, 0x02}; |
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const __u8 nci_init_rsp[] = {0x40, 0x01, 0x14, 0x00, 0x02, 0x0e, 0x02, |
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0x00, 0x03, 0x01, 0x02, 0x03, 0x02, 0xc8, |
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0x00, 0xff, 0x10, 0x00, 0x0e, 0x12, 0x00, |
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0x00, 0x04}; |
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const __u8 nci_init_rsp_v2[] = {0x40, 0x01, 0x1c, 0x00, 0x1a, 0x7e, 0x06, |
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0x00, 0x02, 0x92, 0x04, 0xff, 0xff, 0x01, |
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0x00, 0x40, 0x06, 0x00, 0x00, 0x01, 0x01, |
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0x00, 0x02, 0x00, 0x03, 0x01, 0x01, 0x06, |
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0x00, 0x80, 0x00}; |
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const __u8 nci_rf_disc_map_rsp[] = {0x41, 0x00, 0x01, 0x00}; |
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const __u8 nci_rf_disc_rsp[] = {0x41, 0x03, 0x01, 0x00}; |
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const __u8 nci_rf_deact_rsp[] = {0x41, 0x06, 0x01, 0x00}; |
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const __u8 nci_rf_deact_ntf[] = {0x61, 0x06, 0x02, 0x00, 0x00}; |
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const __u8 nci_rf_activate_ntf[] = {0x61, 0x05, 0x1D, 0x01, 0x02, 0x04, 0x00, |
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0xFF, 0xFF, 0x0C, 0x44, 0x03, 0x07, 0x04, |
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0x62, 0x26, 0x11, 0x80, 0x1D, 0x80, 0x01, |
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0x20, 0x00, 0x00, 0x00, 0x06, 0x05, 0x75, |
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0x77, 0x81, 0x02, 0x80}; |
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const __u8 nci_t4t_select_cmd[] = {0x00, 0x00, 0x0C, 0x00, 0xA4, 0x04, 0x00, |
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0x07, 0xD2, 0x76, 0x00, 0x00, 0x85, 0x01, 0x01}; |
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const __u8 nci_t4t_select_cmd2[] = {0x00, 0x00, 0x07, 0x00, 0xA4, 0x00, 0x0C, 0x02, |
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0xE1, 0x03}; |
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const __u8 nci_t4t_select_cmd3[] = {0x00, 0x00, 0x07, 0x00, 0xA4, 0x00, 0x0C, 0x02, |
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0xE1, 0x04}; |
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const __u8 nci_t4t_read_cmd[] = {0x00, 0x00, 0x05, 0x00, 0xB0, 0x00, 0x00, 0x0F}; |
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const __u8 nci_t4t_read_rsp[] = {0x00, 0x00, 0x11, 0x00, 0x0F, 0x20, 0x00, 0x3B, |
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0x00, 0x34, 0x04, 0x06, 0xE1, 0x04, 0x08, 0x00, |
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0x00, 0x00, 0x90, 0x00}; |
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const __u8 nci_t4t_read_cmd2[] = {0x00, 0x00, 0x05, 0x00, 0xB0, 0x00, 0x00, 0x02}; |
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const __u8 nci_t4t_read_rsp2[] = {0x00, 0x00, 0x04, 0x00, 0x0F, 0x90, 0x00}; |
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const __u8 nci_t4t_read_cmd3[] = {0x00, 0x00, 0x05, 0x00, 0xB0, 0x00, 0x02, 0x0F}; |
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const __u8 nci_t4t_read_rsp3[] = {0x00, 0x00, 0x11, 0xD1, 0x01, 0x0B, 0x54, 0x02, |
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0x65, 0x6E, 0x4E, 0x46, 0x43, 0x20, 0x54, 0x45, |
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0x53, 0x54, 0x90, 0x00}; |
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const __u8 nci_t4t_rsp_ok[] = {0x00, 0x00, 0x02, 0x90, 0x00}; |
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struct msgtemplate { |
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struct nlmsghdr n; |
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struct genlmsghdr g; |
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char buf[MAX_MSG_SIZE]; |
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}; |
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static int create_nl_socket(void) |
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{ |
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int fd; |
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struct sockaddr_nl local; |
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fd = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC); |
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if (fd < 0) |
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return -1; |
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memset(&local, 0, sizeof(local)); |
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local.nl_family = AF_NETLINK; |
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if (bind(fd, (struct sockaddr *)&local, sizeof(local)) < 0) |
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goto error; |
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return fd; |
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error: |
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close(fd); |
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return -1; |
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} |
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static int send_cmd_mt_nla(int sd, __u16 nlmsg_type, __u32 nlmsg_pid, |
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__u8 genl_cmd, int nla_num, __u16 nla_type[], |
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void *nla_data[], int nla_len[], __u16 flags) |
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{ |
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struct sockaddr_nl nladdr; |
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struct msgtemplate msg; |
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struct nlattr *na; |
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int cnt, prv_len; |
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int r, buflen; |
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char *buf; |
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msg.n.nlmsg_len = NLMSG_LENGTH(GENL_HDRLEN); |
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msg.n.nlmsg_type = nlmsg_type; |
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msg.n.nlmsg_flags = flags; |
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msg.n.nlmsg_seq = 0; |
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msg.n.nlmsg_pid = nlmsg_pid; |
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msg.g.cmd = genl_cmd; |
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msg.g.version = 0x1; |
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prv_len = 0; |
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for (cnt = 0; cnt < nla_num; cnt++) { |
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na = (struct nlattr *)(GENLMSG_DATA(&msg) + prv_len); |
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na->nla_type = nla_type[cnt]; |
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na->nla_len = nla_len[cnt] + NLA_HDRLEN; |
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if (nla_len[cnt] > 0) |
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memcpy(NLA_DATA(na), nla_data[cnt], nla_len[cnt]); |
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prv_len = NLA_ALIGN(nla_len[cnt]) + NLA_HDRLEN; |
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msg.n.nlmsg_len += prv_len; |
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} |
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buf = (char *)&msg; |
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buflen = msg.n.nlmsg_len; |
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memset(&nladdr, 0, sizeof(nladdr)); |
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nladdr.nl_family = AF_NETLINK; |
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while ((r = sendto(sd, buf, buflen, 0, (struct sockaddr *)&nladdr, |
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sizeof(nladdr))) < buflen) { |
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if (r > 0) { |
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buf += r; |
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buflen -= r; |
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} else if (errno != EAGAIN) { |
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return -1; |
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} |
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} |
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return 0; |
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} |
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static int send_get_nfc_family(int sd, __u32 pid) |
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{ |
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__u16 nla_get_family_type = CTRL_ATTR_FAMILY_NAME; |
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void *nla_get_family_data; |
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int nla_get_family_len; |
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char family_name[100]; |
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nla_get_family_len = strlen(NFC_GENL_NAME) + 1; |
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strcpy(family_name, NFC_GENL_NAME); |
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nla_get_family_data = family_name; |
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return send_cmd_mt_nla(sd, GENL_ID_CTRL, pid, CTRL_CMD_GETFAMILY, |
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1, &nla_get_family_type, &nla_get_family_data, |
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&nla_get_family_len, NLM_F_REQUEST); |
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} |
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static int get_family_id(int sd, __u32 pid, __u32 *event_group) |
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{ |
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struct { |
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struct nlmsghdr n; |
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struct genlmsghdr g; |
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char buf[512]; |
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} ans; |
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struct nlattr *na; |
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int resp_len; |
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__u16 id; |
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int len; |
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int rc; |
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rc = send_get_nfc_family(sd, pid); |
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if (rc < 0) |
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return 0; |
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resp_len = recv(sd, &ans, sizeof(ans), 0); |
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if (ans.n.nlmsg_type == NLMSG_ERROR || resp_len < 0 || |
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!NLMSG_OK(&ans.n, resp_len)) |
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return 0; |
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len = 0; |
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resp_len = GENLMSG_PAYLOAD(&ans.n); |
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na = (struct nlattr *)GENLMSG_DATA(&ans); |
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while (len < resp_len) { |
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len += NLA_ALIGN(na->nla_len); |
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if (na->nla_type == CTRL_ATTR_FAMILY_ID) { |
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id = *(__u16 *)NLA_DATA(na); |
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} else if (na->nla_type == CTRL_ATTR_MCAST_GROUPS) { |
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struct nlattr *nested_na; |
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struct nlattr *group_na; |
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int group_attr_len; |
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int group_attr; |
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nested_na = (struct nlattr *)((char *)na + NLA_HDRLEN); |
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group_na = (struct nlattr *)((char *)nested_na + NLA_HDRLEN); |
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group_attr_len = 0; |
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for (group_attr = CTRL_ATTR_MCAST_GRP_UNSPEC; |
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group_attr < CTRL_ATTR_MCAST_GRP_MAX; group_attr++) { |
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if (group_na->nla_type == CTRL_ATTR_MCAST_GRP_ID) { |
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*event_group = *(__u32 *)((char *)group_na + |
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NLA_HDRLEN); |
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break; |
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} |
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group_attr_len += NLA_ALIGN(group_na->nla_len) + |
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NLA_HDRLEN; |
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if (group_attr_len >= nested_na->nla_len) |
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break; |
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group_na = (struct nlattr *)((char *)group_na + |
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NLA_ALIGN(group_na->nla_len)); |
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} |
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} |
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na = (struct nlattr *)(GENLMSG_DATA(&ans) + len); |
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} |
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return id; |
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} |
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static int send_cmd_with_idx(int sd, __u16 nlmsg_type, __u32 nlmsg_pid, |
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__u8 genl_cmd, int dev_id) |
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{ |
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__u16 nla_type = NFC_ATTR_DEVICE_INDEX; |
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void *nla_data = &dev_id; |
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int nla_len = 4; |
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return send_cmd_mt_nla(sd, nlmsg_type, nlmsg_pid, genl_cmd, 1, |
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&nla_type, &nla_data, &nla_len, NLM_F_REQUEST); |
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} |
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static int get_nci_devid(int sd, __u16 fid, __u32 pid, int dev_id, struct msgtemplate *msg) |
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{ |
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int rc, resp_len; |
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rc = send_cmd_with_idx(sd, fid, pid, NFC_CMD_GET_DEVICE, dev_id); |
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if (rc < 0) { |
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rc = -1; |
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goto error; |
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} |
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resp_len = recv(sd, msg, sizeof(*msg), 0); |
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if (resp_len < 0) { |
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rc = -2; |
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goto error; |
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} |
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if (msg->n.nlmsg_type == NLMSG_ERROR || |
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!NLMSG_OK(&msg->n, resp_len)) { |
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rc = -3; |
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goto error; |
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} |
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return 0; |
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error: |
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return rc; |
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} |
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static __u8 get_dev_enable_state(struct msgtemplate *msg) |
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{ |
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struct nlattr *na; |
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int resp_len; |
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int len; |
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resp_len = GENLMSG_PAYLOAD(&msg->n); |
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na = (struct nlattr *)GENLMSG_DATA(msg); |
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len = 0; |
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while (len < resp_len) { |
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len += NLA_ALIGN(na->nla_len); |
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if (na->nla_type == NFC_ATTR_DEVICE_POWERED) |
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return *(char *)NLA_DATA(na); |
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na = (struct nlattr *)(GENLMSG_DATA(msg) + len); |
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} |
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return resp_len; |
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} |
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FIXTURE(NCI) { |
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int virtual_nci_fd; |
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bool open_state; |
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int dev_idex; |
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bool isNCI2; |
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int proto; |
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__u32 pid; |
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__u16 fid; |
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int sd; |
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}; |
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FIXTURE_VARIANT(NCI) { |
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bool isNCI2; |
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}; |
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FIXTURE_VARIANT_ADD(NCI, NCI1_0) { |
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.isNCI2 = false, |
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}; |
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FIXTURE_VARIANT_ADD(NCI, NCI2_0) { |
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.isNCI2 = true, |
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}; |
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static void *virtual_dev_open(void *data) |
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{ |
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char buf[258]; |
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int dev_fd; |
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int len; |
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dev_fd = *(int *)data; |
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len = read(dev_fd, buf, 258); |
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if (len <= 0) |
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goto error; |
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if (len != sizeof(nci_reset_cmd)) |
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goto error; |
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if (memcmp(nci_reset_cmd, buf, len)) |
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goto error; |
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write(dev_fd, nci_reset_rsp, sizeof(nci_reset_rsp)); |
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len = read(dev_fd, buf, 258); |
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if (len <= 0) |
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goto error; |
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if (len != sizeof(nci_init_cmd)) |
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goto error; |
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if (memcmp(nci_init_cmd, buf, len)) |
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goto error; |
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write(dev_fd, nci_init_rsp, sizeof(nci_init_rsp)); |
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len = read(dev_fd, buf, 258); |
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if (len <= 0) |
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goto error; |
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if (len != sizeof(nci_rf_disc_map_cmd)) |
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goto error; |
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if (memcmp(nci_rf_disc_map_cmd, buf, len)) |
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goto error; |
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write(dev_fd, nci_rf_disc_map_rsp, sizeof(nci_rf_disc_map_rsp)); |
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return (void *)0; |
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error: |
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return (void *)-1; |
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} |
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static void *virtual_dev_open_v2(void *data) |
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{ |
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char buf[258]; |
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int dev_fd; |
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int len; |
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dev_fd = *(int *)data; |
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len = read(dev_fd, buf, 258); |
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if (len <= 0) |
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goto error; |
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if (len != sizeof(nci_reset_cmd)) |
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goto error; |
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if (memcmp(nci_reset_cmd, buf, len)) |
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goto error; |
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write(dev_fd, nci_reset_rsp_v2, sizeof(nci_reset_rsp_v2)); |
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write(dev_fd, nci_reset_ntf, sizeof(nci_reset_ntf)); |
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len = read(dev_fd, buf, 258); |
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if (len <= 0) |
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goto error; |
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if (len != sizeof(nci_init_cmd_v2)) |
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goto error; |
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if (memcmp(nci_init_cmd_v2, buf, len)) |
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goto error; |
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write(dev_fd, nci_init_rsp_v2, sizeof(nci_init_rsp_v2)); |
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len = read(dev_fd, buf, 258); |
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if (len <= 0) |
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goto error; |
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if (len != sizeof(nci_rf_disc_map_cmd)) |
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goto error; |
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if (memcmp(nci_rf_disc_map_cmd, buf, len)) |
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goto error; |
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write(dev_fd, nci_rf_disc_map_rsp, sizeof(nci_rf_disc_map_rsp)); |
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return (void *)0; |
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error: |
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return (void *)-1; |
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} |
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FIXTURE_SETUP(NCI) |
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{ |
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struct msgtemplate msg; |
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pthread_t thread_t; |
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__u32 event_group; |
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int status; |
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int rc; |
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self->open_state = false; |
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self->proto = VIRTUAL_NFC_PROTOCOLS; |
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self->isNCI2 = variant->isNCI2; |
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self->sd = create_nl_socket(); |
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ASSERT_NE(self->sd, -1); |
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self->pid = getpid(); |
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self->fid = get_family_id(self->sd, self->pid, &event_group); |
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ASSERT_NE(self->fid, -1); |
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self->virtual_nci_fd = open("/dev/virtual_nci", O_RDWR); |
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ASSERT_GT(self->virtual_nci_fd, -1); |
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rc = setsockopt(self->sd, SOL_NETLINK, NETLINK_ADD_MEMBERSHIP, &event_group, |
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sizeof(event_group)); |
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ASSERT_NE(rc, -1); |
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rc = ioctl(self->virtual_nci_fd, IOCTL_GET_NCIDEV_IDX, &self->dev_idex); |
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ASSERT_EQ(rc, 0); |
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rc = get_nci_devid(self->sd, self->fid, self->pid, self->dev_idex, &msg); |
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ASSERT_EQ(rc, 0); |
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EXPECT_EQ(get_dev_enable_state(&msg), 0); |
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if (self->isNCI2) |
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rc = pthread_create(&thread_t, NULL, virtual_dev_open_v2, |
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(void *)&self->virtual_nci_fd); |
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else |
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rc = pthread_create(&thread_t, NULL, virtual_dev_open, |
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(void *)&self->virtual_nci_fd); |
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ASSERT_GT(rc, -1); |
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rc = send_cmd_with_idx(self->sd, self->fid, self->pid, |
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NFC_CMD_DEV_UP, self->dev_idex); |
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EXPECT_EQ(rc, 0); |
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pthread_join(thread_t, (void **)&status); |
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ASSERT_EQ(status, 0); |
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self->open_state = true; |
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} |
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static void *virtual_deinit(void *data) |
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{ |
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char buf[258]; |
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int dev_fd; |
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int len; |
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dev_fd = *(int *)data; |
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len = read(dev_fd, buf, 258); |
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if (len <= 0) |
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goto error; |
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if (len != sizeof(nci_reset_cmd)) |
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goto error; |
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if (memcmp(nci_reset_cmd, buf, len)) |
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goto error; |
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write(dev_fd, nci_reset_rsp, sizeof(nci_reset_rsp)); |
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return (void *)0; |
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error: |
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return (void *)-1; |
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} |
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static void *virtual_deinit_v2(void *data) |
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{ |
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char buf[258]; |
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int dev_fd; |
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int len; |
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dev_fd = *(int *)data; |
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len = read(dev_fd, buf, 258); |
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if (len <= 0) |
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goto error; |
|
if (len != sizeof(nci_reset_cmd)) |
|
goto error; |
|
if (memcmp(nci_reset_cmd, buf, len)) |
|
goto error; |
|
write(dev_fd, nci_reset_rsp_v2, sizeof(nci_reset_rsp_v2)); |
|
write(dev_fd, nci_reset_ntf, sizeof(nci_reset_ntf)); |
|
|
|
return (void *)0; |
|
error: |
|
return (void *)-1; |
|
} |
|
|
|
FIXTURE_TEARDOWN(NCI) |
|
{ |
|
pthread_t thread_t; |
|
int status; |
|
int rc; |
|
|
|
if (self->open_state) { |
|
if (self->isNCI2) |
|
rc = pthread_create(&thread_t, NULL, |
|
virtual_deinit_v2, |
|
(void *)&self->virtual_nci_fd); |
|
else |
|
rc = pthread_create(&thread_t, NULL, virtual_deinit, |
|
(void *)&self->virtual_nci_fd); |
|
|
|
ASSERT_GT(rc, -1); |
|
rc = send_cmd_with_idx(self->sd, self->fid, self->pid, |
|
NFC_CMD_DEV_DOWN, self->dev_idex); |
|
EXPECT_EQ(rc, 0); |
|
|
|
pthread_join(thread_t, (void **)&status); |
|
ASSERT_EQ(status, 0); |
|
} |
|
|
|
close(self->sd); |
|
close(self->virtual_nci_fd); |
|
self->open_state = false; |
|
} |
|
|
|
TEST_F(NCI, init) |
|
{ |
|
struct msgtemplate msg; |
|
int rc; |
|
|
|
rc = get_nci_devid(self->sd, self->fid, self->pid, self->dev_idex, |
|
&msg); |
|
ASSERT_EQ(rc, 0); |
|
EXPECT_EQ(get_dev_enable_state(&msg), 1); |
|
} |
|
|
|
static void *virtual_poll_start(void *data) |
|
{ |
|
char buf[258]; |
|
int dev_fd; |
|
int len; |
|
|
|
dev_fd = *(int *)data; |
|
|
|
len = read(dev_fd, buf, 258); |
|
if (len <= 0) |
|
goto error; |
|
if (len != sizeof(nci_rf_discovery_cmd)) |
|
goto error; |
|
if (memcmp(nci_rf_discovery_cmd, buf, len)) |
|
goto error; |
|
write(dev_fd, nci_rf_disc_rsp, sizeof(nci_rf_disc_rsp)); |
|
|
|
return (void *)0; |
|
error: |
|
return (void *)-1; |
|
} |
|
|
|
static void *virtual_poll_stop(void *data) |
|
{ |
|
char buf[258]; |
|
int dev_fd; |
|
int len; |
|
|
|
dev_fd = *(int *)data; |
|
|
|
len = read(dev_fd, buf, 258); |
|
if (len <= 0) |
|
goto error; |
|
if (len != sizeof(nci_rf_deact_cmd)) |
|
goto error; |
|
if (memcmp(nci_rf_deact_cmd, buf, len)) |
|
goto error; |
|
write(dev_fd, nci_rf_deact_rsp, sizeof(nci_rf_deact_rsp)); |
|
|
|
return (void *)0; |
|
error: |
|
return (void *)-1; |
|
} |
|
|
|
int start_polling(int dev_idx, int proto, int virtual_fd, int sd, int fid, int pid) |
|
{ |
|
__u16 nla_start_poll_type[2] = {NFC_ATTR_DEVICE_INDEX, |
|
NFC_ATTR_PROTOCOLS}; |
|
void *nla_start_poll_data[2] = {&dev_idx, &proto}; |
|
int nla_start_poll_len[2] = {4, 4}; |
|
pthread_t thread_t; |
|
int status; |
|
int rc; |
|
|
|
rc = pthread_create(&thread_t, NULL, virtual_poll_start, |
|
(void *)&virtual_fd); |
|
if (rc < 0) |
|
return rc; |
|
|
|
rc = send_cmd_mt_nla(sd, fid, pid, NFC_CMD_START_POLL, 2, nla_start_poll_type, |
|
nla_start_poll_data, nla_start_poll_len, NLM_F_REQUEST); |
|
if (rc != 0) |
|
return rc; |
|
|
|
pthread_join(thread_t, (void **)&status); |
|
return status; |
|
} |
|
|
|
int stop_polling(int dev_idx, int virtual_fd, int sd, int fid, int pid) |
|
{ |
|
pthread_t thread_t; |
|
int status; |
|
int rc; |
|
|
|
rc = pthread_create(&thread_t, NULL, virtual_poll_stop, |
|
(void *)&virtual_fd); |
|
if (rc < 0) |
|
return rc; |
|
|
|
rc = send_cmd_with_idx(sd, fid, pid, |
|
NFC_CMD_STOP_POLL, dev_idx); |
|
if (rc != 0) |
|
return rc; |
|
|
|
pthread_join(thread_t, (void **)&status); |
|
return status; |
|
} |
|
|
|
TEST_F(NCI, start_poll) |
|
{ |
|
int status; |
|
|
|
status = start_polling(self->dev_idex, self->proto, self->virtual_nci_fd, |
|
self->sd, self->fid, self->pid); |
|
EXPECT_EQ(status, 0); |
|
|
|
status = stop_polling(self->dev_idex, self->virtual_nci_fd, self->sd, |
|
self->fid, self->pid); |
|
EXPECT_EQ(status, 0); |
|
} |
|
|
|
int get_taginfo(int dev_idx, int sd, int fid, int pid) |
|
{ |
|
struct { |
|
struct nlmsghdr n; |
|
struct genlmsghdr g; |
|
char buf[512]; |
|
} ans; |
|
|
|
struct nlattr *na; |
|
__u32 protocol; |
|
int targetidx; |
|
__u8 sel_res; |
|
int resp_len; |
|
int len; |
|
|
|
__u16 tagid_type; |
|
void *tagid_type_data; |
|
int tagid_len; |
|
|
|
tagid_type = NFC_ATTR_DEVICE_INDEX; |
|
tagid_type_data = &dev_idx; |
|
tagid_len = 4; |
|
|
|
send_cmd_mt_nla(sd, fid, pid, NFC_CMD_GET_TARGET, 1, &tagid_type, |
|
&tagid_type_data, &tagid_len, NLM_F_REQUEST | NLM_F_DUMP); |
|
resp_len = recv(sd, &ans, sizeof(ans), 0); |
|
if (ans.n.nlmsg_type == NLMSG_ERROR || resp_len < 0 || |
|
!NLMSG_OK(&ans.n, resp_len)) |
|
return -1; |
|
|
|
resp_len = GENLMSG_PAYLOAD(&ans.n); |
|
na = (struct nlattr *)GENLMSG_DATA(&ans); |
|
|
|
len = 0; |
|
targetidx = -1; |
|
protocol = -1; |
|
sel_res = -1; |
|
|
|
while (len < resp_len) { |
|
len += NLA_ALIGN(na->nla_len); |
|
|
|
if (na->nla_type == NFC_ATTR_TARGET_INDEX) |
|
targetidx = *(int *)((char *)na + NLA_HDRLEN); |
|
else if (na->nla_type == NFC_ATTR_TARGET_SEL_RES) |
|
sel_res = *(__u8 *)((char *)na + NLA_HDRLEN); |
|
else if (na->nla_type == NFC_ATTR_PROTOCOLS) |
|
protocol = *(__u32 *)((char *)na + NLA_HDRLEN); |
|
|
|
na = (struct nlattr *)(GENLMSG_DATA(&ans) + len); |
|
} |
|
|
|
if (targetidx == -1 || sel_res != 0x20 || protocol != NFC_PROTO_ISO14443_MASK) |
|
return -1; |
|
|
|
return targetidx; |
|
} |
|
|
|
int connect_socket(int dev_idx, int target_idx) |
|
{ |
|
struct sockaddr_nfc addr; |
|
int sock; |
|
int err = 0; |
|
|
|
sock = socket(AF_NFC, SOCK_SEQPACKET, NFC_SOCKPROTO_RAW); |
|
if (sock == -1) |
|
return -1; |
|
|
|
addr.sa_family = AF_NFC; |
|
addr.dev_idx = dev_idx; |
|
addr.target_idx = target_idx; |
|
addr.nfc_protocol = NFC_PROTO_ISO14443; |
|
|
|
err = connect(sock, (struct sockaddr *)&addr, sizeof(addr)); |
|
if (err) { |
|
close(sock); |
|
return -1; |
|
} |
|
|
|
return sock; |
|
} |
|
|
|
int connect_tag(int dev_idx, int virtual_fd, int sd, int fid, int pid) |
|
{ |
|
struct genlmsghdr *genlhdr; |
|
struct nlattr *na; |
|
char evt_data[255]; |
|
int target_idx; |
|
int resp_len; |
|
int evt_dev; |
|
|
|
write(virtual_fd, nci_rf_activate_ntf, sizeof(nci_rf_activate_ntf)); |
|
resp_len = recv(sd, evt_data, sizeof(evt_data), 0); |
|
if (resp_len < 0) |
|
return -1; |
|
|
|
genlhdr = (struct genlmsghdr *)((struct nlmsghdr *)evt_data + 1); |
|
na = (struct nlattr *)(genlhdr + 1); |
|
evt_dev = *(int *)((char *)na + NLA_HDRLEN); |
|
if (dev_idx != evt_dev) |
|
return -1; |
|
|
|
target_idx = get_taginfo(dev_idx, sd, fid, pid); |
|
if (target_idx == -1) |
|
return -1; |
|
return connect_socket(dev_idx, target_idx); |
|
} |
|
|
|
int read_write_nci_cmd(int nfc_sock, int virtual_fd, const __u8 *cmd, __u32 cmd_len, |
|
const __u8 *rsp, __u32 rsp_len) |
|
{ |
|
char buf[256]; |
|
int len; |
|
|
|
send(nfc_sock, &cmd[3], cmd_len - 3, 0); |
|
len = read(virtual_fd, buf, cmd_len); |
|
if (len < 0 || memcmp(buf, cmd, cmd_len)) |
|
return -1; |
|
|
|
write(virtual_fd, rsp, rsp_len); |
|
len = recv(nfc_sock, buf, rsp_len - 2, 0); |
|
if (len < 0 || memcmp(&buf[1], &rsp[3], rsp_len - 3)) |
|
return -1; |
|
|
|
return 0; |
|
} |
|
|
|
int read_tag(int nfc_sock, int virtual_fd) |
|
{ |
|
if (read_write_nci_cmd(nfc_sock, virtual_fd, nci_t4t_select_cmd, |
|
sizeof(nci_t4t_select_cmd), nci_t4t_rsp_ok, |
|
sizeof(nci_t4t_rsp_ok))) |
|
return -1; |
|
|
|
if (read_write_nci_cmd(nfc_sock, virtual_fd, nci_t4t_select_cmd2, |
|
sizeof(nci_t4t_select_cmd2), nci_t4t_rsp_ok, |
|
sizeof(nci_t4t_rsp_ok))) |
|
return -1; |
|
|
|
if (read_write_nci_cmd(nfc_sock, virtual_fd, nci_t4t_read_cmd, |
|
sizeof(nci_t4t_read_cmd), nci_t4t_read_rsp, |
|
sizeof(nci_t4t_read_rsp))) |
|
return -1; |
|
|
|
if (read_write_nci_cmd(nfc_sock, virtual_fd, nci_t4t_select_cmd3, |
|
sizeof(nci_t4t_select_cmd3), nci_t4t_rsp_ok, |
|
sizeof(nci_t4t_rsp_ok))) |
|
return -1; |
|
|
|
if (read_write_nci_cmd(nfc_sock, virtual_fd, nci_t4t_read_cmd2, |
|
sizeof(nci_t4t_read_cmd2), nci_t4t_read_rsp2, |
|
sizeof(nci_t4t_read_rsp2))) |
|
return -1; |
|
|
|
return read_write_nci_cmd(nfc_sock, virtual_fd, nci_t4t_read_cmd3, |
|
sizeof(nci_t4t_read_cmd3), nci_t4t_read_rsp3, |
|
sizeof(nci_t4t_read_rsp3)); |
|
} |
|
|
|
static void *virtual_deactivate_proc(void *data) |
|
{ |
|
int virtual_fd; |
|
char buf[256]; |
|
int deactcmd_len; |
|
int len; |
|
|
|
virtual_fd = *(int *)data; |
|
deactcmd_len = sizeof(nci_rf_deact_cmd); |
|
len = read(virtual_fd, buf, deactcmd_len); |
|
if (len != deactcmd_len || memcmp(buf, nci_rf_deact_cmd, deactcmd_len)) |
|
return (void *)-1; |
|
|
|
write(virtual_fd, nci_rf_deact_rsp, sizeof(nci_rf_deact_rsp)); |
|
write(virtual_fd, nci_rf_deact_ntf, sizeof(nci_rf_deact_ntf)); |
|
|
|
return (void *)0; |
|
} |
|
|
|
int disconnect_tag(int nfc_sock, int virtual_fd) |
|
{ |
|
pthread_t thread_t; |
|
char buf[256]; |
|
int status; |
|
int len; |
|
|
|
send(nfc_sock, &nci_t4t_select_cmd3[3], sizeof(nci_t4t_select_cmd3) - 3, 0); |
|
len = read(virtual_fd, buf, sizeof(nci_t4t_select_cmd3)); |
|
if (len < 0 || memcmp(buf, nci_t4t_select_cmd3, sizeof(nci_t4t_select_cmd3))) |
|
return -1; |
|
|
|
len = recv(nfc_sock, buf, sizeof(nci_t4t_rsp_ok), 0); |
|
if (len != -1) |
|
return -1; |
|
|
|
status = pthread_create(&thread_t, NULL, virtual_deactivate_proc, |
|
(void *)&virtual_fd); |
|
|
|
close(nfc_sock); |
|
pthread_join(thread_t, (void **)&status); |
|
return status; |
|
} |
|
|
|
TEST_F(NCI, t4t_tag_read) |
|
{ |
|
int nfc_sock; |
|
int status; |
|
|
|
status = start_polling(self->dev_idex, self->proto, self->virtual_nci_fd, |
|
self->sd, self->fid, self->pid); |
|
EXPECT_EQ(status, 0); |
|
|
|
nfc_sock = connect_tag(self->dev_idex, self->virtual_nci_fd, self->sd, |
|
self->fid, self->pid); |
|
ASSERT_GT(nfc_sock, -1); |
|
|
|
status = read_tag(nfc_sock, self->virtual_nci_fd); |
|
ASSERT_EQ(status, 0); |
|
|
|
status = disconnect_tag(nfc_sock, self->virtual_nci_fd); |
|
EXPECT_EQ(status, 0); |
|
} |
|
|
|
TEST_F(NCI, deinit) |
|
{ |
|
struct msgtemplate msg; |
|
pthread_t thread_t; |
|
int status; |
|
int rc; |
|
|
|
rc = get_nci_devid(self->sd, self->fid, self->pid, self->dev_idex, |
|
&msg); |
|
ASSERT_EQ(rc, 0); |
|
EXPECT_EQ(get_dev_enable_state(&msg), 1); |
|
|
|
if (self->isNCI2) |
|
rc = pthread_create(&thread_t, NULL, virtual_deinit_v2, |
|
(void *)&self->virtual_nci_fd); |
|
else |
|
rc = pthread_create(&thread_t, NULL, virtual_deinit, |
|
(void *)&self->virtual_nci_fd); |
|
ASSERT_GT(rc, -1); |
|
|
|
rc = send_cmd_with_idx(self->sd, self->fid, self->pid, |
|
NFC_CMD_DEV_DOWN, self->dev_idex); |
|
EXPECT_EQ(rc, 0); |
|
|
|
pthread_join(thread_t, (void **)&status); |
|
self->open_state = 0; |
|
ASSERT_EQ(status, 0); |
|
|
|
rc = get_nci_devid(self->sd, self->fid, self->pid, self->dev_idex, |
|
&msg); |
|
ASSERT_EQ(rc, 0); |
|
EXPECT_EQ(get_dev_enable_state(&msg), 0); |
|
} |
|
|
|
TEST_HARNESS_MAIN
|
|
|