// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2021 Samsung Electrnoics * Bongsu Jeon * * Test code for nci */ #include #include #include #include #include #include #include #include #include #include "../kselftest_harness.h" #define GENLMSG_DATA(glh) ((void *)(NLMSG_DATA(glh) + GENL_HDRLEN)) #define GENLMSG_PAYLOAD(glh) (NLMSG_PAYLOAD(glh, 0) - GENL_HDRLEN) #define NLA_DATA(na) ((void *)((char *)(na) + NLA_HDRLEN)) #define NLA_PAYLOAD(len) ((len) - NLA_HDRLEN) #define MAX_MSG_SIZE 1024 #define IOCTL_GET_NCIDEV_IDX 0 #define VIRTUAL_NFC_PROTOCOLS (NFC_PROTO_JEWEL_MASK | \ NFC_PROTO_MIFARE_MASK | \ NFC_PROTO_FELICA_MASK | \ NFC_PROTO_ISO14443_MASK | \ NFC_PROTO_ISO14443_B_MASK | \ NFC_PROTO_ISO15693_MASK) const __u8 nci_reset_cmd[] = {0x20, 0x00, 0x01, 0x01}; const __u8 nci_init_cmd[] = {0x20, 0x01, 0x00}; const __u8 nci_rf_discovery_cmd[] = {0x21, 0x03, 0x09, 0x04, 0x00, 0x01, 0x01, 0x01, 0x02, 0x01, 0x06, 0x01}; const __u8 nci_init_cmd_v2[] = {0x20, 0x01, 0x02, 0x00, 0x00}; const __u8 nci_rf_disc_map_cmd[] = {0x21, 0x00, 0x07, 0x02, 0x04, 0x03, 0x02, 0x05, 0x03, 0x03}; const __u8 nci_rf_deact_cmd[] = {0x21, 0x06, 0x01, 0x00}; const __u8 nci_reset_rsp[] = {0x40, 0x00, 0x03, 0x00, 0x10, 0x01}; const __u8 nci_reset_rsp_v2[] = {0x40, 0x00, 0x01, 0x00}; const __u8 nci_reset_ntf[] = {0x60, 0x00, 0x09, 0x02, 0x01, 0x20, 0x0e, 0x04, 0x61, 0x00, 0x04, 0x02}; const __u8 nci_init_rsp[] = {0x40, 0x01, 0x14, 0x00, 0x02, 0x0e, 0x02, 0x00, 0x03, 0x01, 0x02, 0x03, 0x02, 0xc8, 0x00, 0xff, 0x10, 0x00, 0x0e, 0x12, 0x00, 0x00, 0x04}; const __u8 nci_init_rsp_v2[] = {0x40, 0x01, 0x1c, 0x00, 0x1a, 0x7e, 0x06, 0x00, 0x02, 0x92, 0x04, 0xff, 0xff, 0x01, 0x00, 0x40, 0x06, 0x00, 0x00, 0x01, 0x01, 0x00, 0x02, 0x00, 0x03, 0x01, 0x01, 0x06, 0x00, 0x80, 0x00}; const __u8 nci_rf_disc_map_rsp[] = {0x41, 0x00, 0x01, 0x00}; const __u8 nci_rf_disc_rsp[] = {0x41, 0x03, 0x01, 0x00}; const __u8 nci_rf_deact_rsp[] = {0x41, 0x06, 0x01, 0x00}; const __u8 nci_rf_deact_ntf[] = {0x61, 0x06, 0x02, 0x00, 0x00}; const __u8 nci_rf_activate_ntf[] = {0x61, 0x05, 0x1D, 0x01, 0x02, 0x04, 0x00, 0xFF, 0xFF, 0x0C, 0x44, 0x03, 0x07, 0x04, 0x62, 0x26, 0x11, 0x80, 0x1D, 0x80, 0x01, 0x20, 0x00, 0x00, 0x00, 0x06, 0x05, 0x75, 0x77, 0x81, 0x02, 0x80}; const __u8 nci_t4t_select_cmd[] = {0x00, 0x00, 0x0C, 0x00, 0xA4, 0x04, 0x00, 0x07, 0xD2, 0x76, 0x00, 0x00, 0x85, 0x01, 0x01}; const __u8 nci_t4t_select_cmd2[] = {0x00, 0x00, 0x07, 0x00, 0xA4, 0x00, 0x0C, 0x02, 0xE1, 0x03}; const __u8 nci_t4t_select_cmd3[] = {0x00, 0x00, 0x07, 0x00, 0xA4, 0x00, 0x0C, 0x02, 0xE1, 0x04}; const __u8 nci_t4t_read_cmd[] = {0x00, 0x00, 0x05, 0x00, 0xB0, 0x00, 0x00, 0x0F}; const __u8 nci_t4t_read_rsp[] = {0x00, 0x00, 0x11, 0x00, 0x0F, 0x20, 0x00, 0x3B, 0x00, 0x34, 0x04, 0x06, 0xE1, 0x04, 0x08, 0x00, 0x00, 0x00, 0x90, 0x00}; const __u8 nci_t4t_read_cmd2[] = {0x00, 0x00, 0x05, 0x00, 0xB0, 0x00, 0x00, 0x02}; const __u8 nci_t4t_read_rsp2[] = {0x00, 0x00, 0x04, 0x00, 0x0F, 0x90, 0x00}; const __u8 nci_t4t_read_cmd3[] = {0x00, 0x00, 0x05, 0x00, 0xB0, 0x00, 0x02, 0x0F}; const __u8 nci_t4t_read_rsp3[] = {0x00, 0x00, 0x11, 0xD1, 0x01, 0x0B, 0x54, 0x02, 0x65, 0x6E, 0x4E, 0x46, 0x43, 0x20, 0x54, 0x45, 0x53, 0x54, 0x90, 0x00}; const __u8 nci_t4t_rsp_ok[] = {0x00, 0x00, 0x02, 0x90, 0x00}; struct msgtemplate { struct nlmsghdr n; struct genlmsghdr g; char buf[MAX_MSG_SIZE]; }; static int create_nl_socket(void) { int fd; struct sockaddr_nl local; fd = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC); if (fd < 0) return -1; memset(&local, 0, sizeof(local)); local.nl_family = AF_NETLINK; if (bind(fd, (struct sockaddr *)&local, sizeof(local)) < 0) goto error; return fd; error: close(fd); return -1; } static int send_cmd_mt_nla(int sd, __u16 nlmsg_type, __u32 nlmsg_pid, __u8 genl_cmd, int nla_num, __u16 nla_type[], void *nla_data[], int nla_len[], __u16 flags) { struct sockaddr_nl nladdr; struct msgtemplate msg; struct nlattr *na; int cnt, prv_len; int r, buflen; char *buf; msg.n.nlmsg_len = NLMSG_LENGTH(GENL_HDRLEN); msg.n.nlmsg_type = nlmsg_type; msg.n.nlmsg_flags = flags; msg.n.nlmsg_seq = 0; msg.n.nlmsg_pid = nlmsg_pid; msg.g.cmd = genl_cmd; msg.g.version = 0x1; prv_len = 0; for (cnt = 0; cnt < nla_num; cnt++) { na = (struct nlattr *)(GENLMSG_DATA(&msg) + prv_len); na->nla_type = nla_type[cnt]; na->nla_len = nla_len[cnt] + NLA_HDRLEN; if (nla_len[cnt] > 0) memcpy(NLA_DATA(na), nla_data[cnt], nla_len[cnt]); prv_len = NLA_ALIGN(nla_len[cnt]) + NLA_HDRLEN; msg.n.nlmsg_len += prv_len; } buf = (char *)&msg; buflen = msg.n.nlmsg_len; memset(&nladdr, 0, sizeof(nladdr)); nladdr.nl_family = AF_NETLINK; while ((r = sendto(sd, buf, buflen, 0, (struct sockaddr *)&nladdr, sizeof(nladdr))) < buflen) { if (r > 0) { buf += r; buflen -= r; } else if (errno != EAGAIN) { return -1; } } return 0; } static int send_get_nfc_family(int sd, __u32 pid) { __u16 nla_get_family_type = CTRL_ATTR_FAMILY_NAME; void *nla_get_family_data; int nla_get_family_len; char family_name[100]; nla_get_family_len = strlen(NFC_GENL_NAME) + 1; strcpy(family_name, NFC_GENL_NAME); nla_get_family_data = family_name; return send_cmd_mt_nla(sd, GENL_ID_CTRL, pid, CTRL_CMD_GETFAMILY, 1, &nla_get_family_type, &nla_get_family_data, &nla_get_family_len, NLM_F_REQUEST); } static int get_family_id(int sd, __u32 pid, __u32 *event_group) { struct { struct nlmsghdr n; struct genlmsghdr g; char buf[512]; } ans; struct nlattr *na; int resp_len; __u16 id; int len; int rc; rc = send_get_nfc_family(sd, pid); if (rc < 0) return 0; 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 0; len = 0; resp_len = GENLMSG_PAYLOAD(&ans.n); na = (struct nlattr *)GENLMSG_DATA(&ans); while (len < resp_len) { len += NLA_ALIGN(na->nla_len); if (na->nla_type == CTRL_ATTR_FAMILY_ID) { id = *(__u16 *)NLA_DATA(na); } else if (na->nla_type == CTRL_ATTR_MCAST_GROUPS) { struct nlattr *nested_na; struct nlattr *group_na; int group_attr_len; int group_attr; nested_na = (struct nlattr *)((char *)na + NLA_HDRLEN); group_na = (struct nlattr *)((char *)nested_na + NLA_HDRLEN); group_attr_len = 0; for (group_attr = CTRL_ATTR_MCAST_GRP_UNSPEC; group_attr < CTRL_ATTR_MCAST_GRP_MAX; group_attr++) { if (group_na->nla_type == CTRL_ATTR_MCAST_GRP_ID) { *event_group = *(__u32 *)((char *)group_na + NLA_HDRLEN); break; } group_attr_len += NLA_ALIGN(group_na->nla_len) + NLA_HDRLEN; if (group_attr_len >= nested_na->nla_len) break; group_na = (struct nlattr *)((char *)group_na + NLA_ALIGN(group_na->nla_len)); } } na = (struct nlattr *)(GENLMSG_DATA(&ans) + len); } return id; } static int send_cmd_with_idx(int sd, __u16 nlmsg_type, __u32 nlmsg_pid, __u8 genl_cmd, int dev_id) { __u16 nla_type = NFC_ATTR_DEVICE_INDEX; void *nla_data = &dev_id; int nla_len = 4; return send_cmd_mt_nla(sd, nlmsg_type, nlmsg_pid, genl_cmd, 1, &nla_type, &nla_data, &nla_len, NLM_F_REQUEST); } static int get_nci_devid(int sd, __u16 fid, __u32 pid, int dev_id, struct msgtemplate *msg) { int rc, resp_len; rc = send_cmd_with_idx(sd, fid, pid, NFC_CMD_GET_DEVICE, dev_id); if (rc < 0) { rc = -1; goto error; } resp_len = recv(sd, msg, sizeof(*msg), 0); if (resp_len < 0) { rc = -2; goto error; } if (msg->n.nlmsg_type == NLMSG_ERROR || !NLMSG_OK(&msg->n, resp_len)) { rc = -3; goto error; } return 0; error: return rc; } static __u8 get_dev_enable_state(struct msgtemplate *msg) { struct nlattr *na; int resp_len; int len; resp_len = GENLMSG_PAYLOAD(&msg->n); na = (struct nlattr *)GENLMSG_DATA(msg); len = 0; while (len < resp_len) { len += NLA_ALIGN(na->nla_len); if (na->nla_type == NFC_ATTR_DEVICE_POWERED) return *(char *)NLA_DATA(na); na = (struct nlattr *)(GENLMSG_DATA(msg) + len); } return resp_len; } FIXTURE(NCI) { int virtual_nci_fd; bool open_state; int dev_idex; bool isNCI2; int proto; __u32 pid; __u16 fid; int sd; }; FIXTURE_VARIANT(NCI) { bool isNCI2; }; FIXTURE_VARIANT_ADD(NCI, NCI1_0) { .isNCI2 = false, }; FIXTURE_VARIANT_ADD(NCI, NCI2_0) { .isNCI2 = true, }; static void *virtual_dev_open(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_reset_cmd)) goto error; if (memcmp(nci_reset_cmd, buf, len)) goto error; write(dev_fd, nci_reset_rsp, sizeof(nci_reset_rsp)); len = read(dev_fd, buf, 258); if (len <= 0) goto error; if (len != sizeof(nci_init_cmd)) goto error; if (memcmp(nci_init_cmd, buf, len)) goto error; write(dev_fd, nci_init_rsp, sizeof(nci_init_rsp)); len = read(dev_fd, buf, 258); if (len <= 0) goto error; if (len != sizeof(nci_rf_disc_map_cmd)) goto error; if (memcmp(nci_rf_disc_map_cmd, buf, len)) goto error; write(dev_fd, nci_rf_disc_map_rsp, sizeof(nci_rf_disc_map_rsp)); return (void *)0; error: return (void *)-1; } static void *virtual_dev_open_v2(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_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)); len = read(dev_fd, buf, 258); if (len <= 0) goto error; if (len != sizeof(nci_init_cmd_v2)) goto error; if (memcmp(nci_init_cmd_v2, buf, len)) goto error; write(dev_fd, nci_init_rsp_v2, sizeof(nci_init_rsp_v2)); len = read(dev_fd, buf, 258); if (len <= 0) goto error; if (len != sizeof(nci_rf_disc_map_cmd)) goto error; if (memcmp(nci_rf_disc_map_cmd, buf, len)) goto error; write(dev_fd, nci_rf_disc_map_rsp, sizeof(nci_rf_disc_map_rsp)); return (void *)0; error: return (void *)-1; } FIXTURE_SETUP(NCI) { struct msgtemplate msg; pthread_t thread_t; __u32 event_group; int status; int rc; self->open_state = false; self->proto = VIRTUAL_NFC_PROTOCOLS; self->isNCI2 = variant->isNCI2; self->sd = create_nl_socket(); ASSERT_NE(self->sd, -1); self->pid = getpid(); self->fid = get_family_id(self->sd, self->pid, &event_group); ASSERT_NE(self->fid, -1); self->virtual_nci_fd = open("/dev/virtual_nci", O_RDWR); ASSERT_GT(self->virtual_nci_fd, -1); rc = setsockopt(self->sd, SOL_NETLINK, NETLINK_ADD_MEMBERSHIP, &event_group, sizeof(event_group)); ASSERT_NE(rc, -1); rc = ioctl(self->virtual_nci_fd, IOCTL_GET_NCIDEV_IDX, &self->dev_idex); ASSERT_EQ(rc, 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); if (self->isNCI2) rc = pthread_create(&thread_t, NULL, virtual_dev_open_v2, (void *)&self->virtual_nci_fd); else rc = pthread_create(&thread_t, NULL, virtual_dev_open, (void *)&self->virtual_nci_fd); ASSERT_GT(rc, -1); rc = send_cmd_with_idx(self->sd, self->fid, self->pid, NFC_CMD_DEV_UP, self->dev_idex); EXPECT_EQ(rc, 0); pthread_join(thread_t, (void **)&status); ASSERT_EQ(status, 0); self->open_state = true; } static void *virtual_deinit(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_reset_cmd)) goto error; if (memcmp(nci_reset_cmd, buf, len)) goto error; write(dev_fd, nci_reset_rsp, sizeof(nci_reset_rsp)); return (void *)0; error: return (void *)-1; } static void *virtual_deinit_v2(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_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 that operations that normally send packets to the driver * don't cause issues when the device is already closed. * Note: the send of NFC_CMD_DEV_UP itself still succeeds it's just * that the device won't actually be up. */ close(self->virtual_nci_fd); self->virtual_nci_fd = -1; rc = send_cmd_with_idx(self->sd, self->fid, self->pid, NFC_CMD_DEV_UP, self->dev_idex); EXPECT_EQ(rc, 0); } TEST_HARNESS_MAIN