From d6ed61a54cccd29c7c668bc8ff9006343a658a08 Mon Sep 17 00:00:00 2001 From: Marcel Holtmann Date: Sun, 9 Dec 2012 14:52:45 +0100 Subject: [PATCH] test: Remove deprecated hciemu utility --- .gitignore | 1 - Makefile.tools | 10 +- test/hciemu.1 | 31 -- test/hciemu.c | 1294 ------------------------------------------------ 4 files changed, 1 insertion(+), 1335 deletions(-) delete mode 100644 test/hciemu.1 delete mode 100644 test/hciemu.c diff --git a/.gitignore b/.gitignore index 5391c8570..487f2fd0d 100644 --- a/.gitignore +++ b/.gitignore @@ -54,7 +54,6 @@ tools/sdptool tools/avtest test/agent test/bdaddr -test/hciemu test/gaptest test/ipctest test/btiotest diff --git a/Makefile.tools b/Makefile.tools index 57801a23b..a82a3f63d 100644 --- a/Makefile.tools +++ b/Makefile.tools @@ -151,13 +151,9 @@ endif if TEST -bin_PROGRAMS += test/hciemu - noinst_PROGRAMS += test/gaptest test/bdaddr test/agent \ test/btiotest test/mpris-player -test_hciemu_LDADD = lib/libbluetooth-private.la - test_gaptest_LDADD = @DBUS_LIBS@ test_bdaddr_SOURCES = test/bdaddr.c src/oui.h src/oui.c @@ -170,13 +166,9 @@ test_btiotest_LDADD = @GLIB_LIBS@ lib/libbluetooth-private.la test_mpris_player_SOURCES = test/mpris-player.c test_mpris_player_LDADD = @DBUS_LIBS@ @GLIB_LIBS@ - -dist_man_MANS += test/hciemu.1 +endif EXTRA_DIST += test/bdaddr.1 -else -EXTRA_DIST += test/hciemu.1 test/bdaddr.1 -endif EXTRA_DIST += test/sap_client.py test/bluezutils.py \ test/dbusdef.py test/monitor-bluetooth test/list-devices \ diff --git a/test/hciemu.1 b/test/hciemu.1 deleted file mode 100644 index cecaeb737..000000000 --- a/test/hciemu.1 +++ /dev/null @@ -1,31 +0,0 @@ -.TH HCIEMU 1 "Jul 6 2009" BlueZ "" -.SH NAME -hciemu \- HCI emulator -.SH SYNOPSIS -.B hciemu -[\fIoptions\fR] \fIlocal_address\fR - -.SH DESCRIPTION -.LP -.B -hciemu -is used to emulate an HCI via \fBhci_vhci\fR kernel module - -.SH OPTIONS -.TP -.BI -d\ device -use specified \fIdevice\fR -.TP -.BI -b\ bdaddr -emulate \fIbdaddr\fR -.TP -.BI -s\ file -create snoop file \fIfile\fR -.TP -.B -n -do not detach - -.SH AUTHORS -Written by Marcel Holtmann and Maxim Krasnyansky -, man page by Filippo Giunchedi -.PP diff --git a/test/hciemu.c b/test/hciemu.c deleted file mode 100644 index a125cf434..000000000 --- a/test/hciemu.c +++ /dev/null @@ -1,1294 +0,0 @@ -/* - * - * BlueZ - Bluetooth protocol stack for Linux - * - * Copyright (C) 2000-2002 Maxim Krasnyansky - * Copyright (C) 2003-2010 Marcel Holtmann - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - * - */ - -#ifdef HAVE_CONFIG_H -#include -#endif - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include - -#define VHCI_DEV "/dev/vhci" - -#define VHCI_MAX_CONN 12 - -#define VHCI_ACL_MTU 192 -#define VHCI_ACL_MAX_PKT 8 - -struct vhci_device { - uint8_t features[8]; - uint8_t name[248]; - uint8_t dev_class[3]; - uint8_t scan_enable; - uint8_t ssp_mode; - uint8_t inq_mode; - uint8_t eir_fec; - uint8_t eir_data[HCI_MAX_EIR_LENGTH]; - uint8_t le_mode; - uint8_t le_simul; - uint16_t acl_cnt; - bdaddr_t bdaddr; - int dev_fd; - int scan_fd; - int dd; -}; - -struct vhci_conn { - bdaddr_t dest; - uint16_t handle; - int fd; -}; - -struct vhci_link_info { - bdaddr_t bdaddr; - uint8_t dev_class[3]; - uint8_t link_type; - uint8_t role; -} __attribute__ ((packed)); - -static struct vhci_device vdev; -static struct vhci_conn *vconn[VHCI_MAX_CONN]; - -struct btsnoop_hdr { - uint8_t id[8]; /* Identification Pattern */ - uint32_t version; /* Version Number = 1 */ - uint32_t type; /* Datalink Type */ -} __attribute__ ((packed)); -#define BTSNOOP_HDR_SIZE (sizeof(struct btsnoop_hdr)) - -struct btsnoop_pkt { - uint32_t size; /* Original Length */ - uint32_t len; /* Included Length */ - uint32_t flags; /* Packet Flags */ - uint32_t drops; /* Cumulative Drops */ - uint64_t ts; /* Timestamp microseconds */ - uint8_t data[0]; /* Packet Data */ -} __attribute__ ((packed)); -#define BTSNOOP_PKT_SIZE (sizeof(struct btsnoop_pkt)) - -static uint8_t btsnoop_id[] = { 0x62, 0x74, 0x73, 0x6e, 0x6f, 0x6f, 0x70, 0x00 }; - -#define MAX_EPOLL_EVENTS 10 - -static int epoll_fd; - -static volatile sig_atomic_t __io_canceled = 0; - -static void sig_term(int sig) -{ - __io_canceled = 1; -} - -static inline int read_n(int fd, void *buf, int len) -{ - register int w, t = 0; - - while (!__io_canceled && len > 0) { - if ((w = read(fd, buf, len)) < 0 ){ - if( errno == EINTR || errno == EAGAIN ) - continue; - return -1; - } - if (!w) - return 0; - len -= w; buf += w; t += w; - } - return t; -} - -/* Write exactly len bytes (Signal safe)*/ -static inline int write_n(int fd, void *buf, int len) -{ - register int w, t = 0; - - while (!__io_canceled && len > 0) { - if ((w = write(fd, buf, len)) < 0 ){ - if( errno == EINTR || errno == EAGAIN ) - continue; - return -1; - } - if (!w) - return 0; - len -= w; buf += w; t += w; - } - return t; -} - -static int create_snoop(char *file) -{ - struct btsnoop_hdr hdr; - int fd, len; - - fd = open(file, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH); - if (fd < 0) - return fd; - - memcpy(hdr.id, btsnoop_id, sizeof(btsnoop_id)); - hdr.version = htonl(1); - hdr.type = htonl(1002); - - len = write(fd, &hdr, BTSNOOP_HDR_SIZE); - if (len < 0) { - close(fd); - return -EIO; - } - - if (len != BTSNOOP_HDR_SIZE) { - close(fd); - return -1; - } - - return fd; -} - -static int write_snoop(int fd, int type, int incoming, - unsigned char *buf, int len) -{ - struct btsnoop_pkt pkt; - struct timeval tv; - uint32_t size = len; - uint64_t ts; - - if (fd < 0) - return -1; - - memset(&tv, 0, sizeof(tv)); - gettimeofday(&tv, NULL); - ts = (tv.tv_sec - 946684800ll) * 1000000ll + tv.tv_usec; - - pkt.size = htonl(size); - pkt.len = pkt.size; - pkt.flags = ntohl(incoming & 0x01); - pkt.drops = htonl(0); - pkt.ts = hton64(ts + 0x00E03AB44A676000ll); - - if (type == HCI_COMMAND_PKT || type == HCI_EVENT_PKT) - pkt.flags |= ntohl(0x02); - - if (write(fd, &pkt, BTSNOOP_PKT_SIZE) < 0) - return -errno; - - if (write(fd, buf, size) < 0) - return -errno; - - return 0; -} - -static struct vhci_conn *conn_get_by_bdaddr(bdaddr_t *ba) -{ - register int i; - - for (i = 0; i < VHCI_MAX_CONN; i++) - if (!bacmp(&vconn[i]->dest, ba)) - return vconn[i]; - - return NULL; -} - -static void reset_vdev(void) -{ - /* Device settings */ - vdev.features[0] = 0xff; - vdev.features[1] = 0xff; - vdev.features[2] = 0x8f; - vdev.features[3] = 0xfe; - vdev.features[4] = 0x9b; - vdev.features[5] = 0xf9; - vdev.features[6] = 0x00; - vdev.features[7] = 0x80; - - vdev.features[4] |= 0x40; /* LE Supported */ - vdev.features[6] |= 0x01; /* Extended Inquiry Response */ - vdev.features[6] |= 0x02; /* BR/EDR and LE */ - vdev.features[6] |= 0x08; /* Secure Simple Pairing */ - - memset(vdev.name, 0, sizeof(vdev.name)); - strncpy((char *) vdev.name, "BlueZ (Virtual HCI)", - sizeof(vdev.name) - 1); - - vdev.dev_class[0] = 0x00; - vdev.dev_class[1] = 0x00; - vdev.dev_class[2] = 0x00; - - vdev.scan_enable = 0x00; - vdev.ssp_mode = 0x00; - vdev.inq_mode = 0x00; - vdev.eir_fec = 0x00; - memset(vdev.eir_data, 0, sizeof(vdev.eir_data)); - vdev.le_mode = 0x00; - vdev.le_simul = 0x00; -} - -static void command_status(uint16_t ogf, uint16_t ocf, uint8_t status) -{ - uint8_t buf[HCI_MAX_FRAME_SIZE], *ptr = buf; - evt_cmd_status *cs; - hci_event_hdr *he; - - /* Packet type */ - *ptr++ = HCI_EVENT_PKT; - - /* Event header */ - he = (void *) ptr; ptr += HCI_EVENT_HDR_SIZE; - - he->evt = EVT_CMD_STATUS; - he->plen = EVT_CMD_STATUS_SIZE; - - cs = (void *) ptr; ptr += EVT_CMD_STATUS_SIZE; - - cs->status = status; - cs->ncmd = 1; - cs->opcode = htobs(cmd_opcode_pack(ogf, ocf)); - - write_snoop(vdev.dd, HCI_EVENT_PKT, 1, buf, ptr - buf); - - if (write(vdev.dev_fd, buf, ptr - buf) < 0) - syslog(LOG_ERR, "Can't send event: %s(%d)", - strerror(errno), errno); -} - -static void command_complete(uint16_t ogf, uint16_t ocf, int plen, void *data) -{ - uint8_t buf[HCI_MAX_FRAME_SIZE], *ptr = buf; - evt_cmd_complete *cc; - hci_event_hdr *he; - - /* Packet type */ - *ptr++ = HCI_EVENT_PKT; - - /* Event header */ - he = (void *) ptr; ptr += HCI_EVENT_HDR_SIZE; - - he->evt = EVT_CMD_COMPLETE; - he->plen = EVT_CMD_COMPLETE_SIZE + plen; - - cc = (void *) ptr; ptr += EVT_CMD_COMPLETE_SIZE; - - cc->ncmd = 1; - cc->opcode = htobs(cmd_opcode_pack(ogf, ocf)); - - if (plen) { - memcpy(ptr, data, plen); - ptr += plen; - } - - write_snoop(vdev.dd, HCI_EVENT_PKT, 1, buf, ptr - buf); - - if (write(vdev.dev_fd, buf, ptr - buf) < 0) - syslog(LOG_ERR, "Can't send event: %s(%d)", - strerror(errno), errno); -} - -static void connect_request(struct vhci_conn *conn) -{ - uint8_t buf[HCI_MAX_FRAME_SIZE], *ptr = buf; - evt_conn_request *cr; - hci_event_hdr *he; - - /* Packet type */ - *ptr++ = HCI_EVENT_PKT; - - /* Event header */ - he = (void *) ptr; ptr += HCI_EVENT_HDR_SIZE; - - he->evt = EVT_CONN_REQUEST; - he->plen = EVT_CONN_REQUEST_SIZE; - - cr = (void *) ptr; ptr += EVT_CONN_REQUEST_SIZE; - - bacpy(&cr->bdaddr, &conn->dest); - memset(&cr->dev_class, 0, sizeof(cr->dev_class)); - cr->link_type = ACL_LINK; - - write_snoop(vdev.dd, HCI_EVENT_PKT, 1, buf, ptr - buf); - - if (write(vdev.dev_fd, buf, ptr - buf) < 0) - syslog(LOG_ERR, "Can't send event: %s (%d)", - strerror(errno), errno); -} - -static void connect_complete(struct vhci_conn *conn) -{ - uint8_t buf[HCI_MAX_FRAME_SIZE], *ptr = buf; - evt_conn_complete *cc; - hci_event_hdr *he; - - /* Packet type */ - *ptr++ = HCI_EVENT_PKT; - - /* Event header */ - he = (void *) ptr; ptr += HCI_EVENT_HDR_SIZE; - - he->evt = EVT_CONN_COMPLETE; - he->plen = EVT_CONN_COMPLETE_SIZE; - - cc = (void *) ptr; ptr += EVT_CONN_COMPLETE_SIZE; - - bacpy(&cc->bdaddr, &conn->dest); - cc->status = 0x00; - cc->handle = htobs(conn->handle); - cc->link_type = ACL_LINK; - cc->encr_mode = 0x00; - - write_snoop(vdev.dd, HCI_EVENT_PKT, 1, buf, ptr - buf); - - if (write(vdev.dev_fd, buf, ptr - buf) < 0) - syslog(LOG_ERR, "Can't send event: %s (%d)", - strerror(errno), errno); - - /* TODO: Add io_acl_data() handling */ -} - -static void disconn_complete(struct vhci_conn *conn) -{ - uint8_t buf[HCI_MAX_FRAME_SIZE], *ptr = buf; - evt_disconn_complete *dc; - hci_event_hdr *he; - - /* Packet type */ - *ptr++ = HCI_EVENT_PKT; - - /* Event header */ - he = (void *) ptr; ptr += HCI_EVENT_HDR_SIZE; - - he->evt = EVT_DISCONN_COMPLETE; - he->plen = EVT_DISCONN_COMPLETE_SIZE; - - dc = (void *) ptr; ptr += EVT_DISCONN_COMPLETE_SIZE; - - dc->status = 0x00; - dc->handle = htobs(conn->handle); - dc->reason = 0x00; - - write_snoop(vdev.dd, HCI_EVENT_PKT, 1, buf, ptr - buf); - - if (write(vdev.dev_fd, buf, ptr - buf) < 0) - syslog(LOG_ERR, "Can't send event: %s (%d)", - strerror(errno), errno); - - vdev.acl_cnt = 0; -} - -static void num_completed_pkts(struct vhci_conn *conn) -{ - uint8_t buf[HCI_MAX_FRAME_SIZE], *ptr = buf; - evt_num_comp_pkts *np; - hci_event_hdr *he; - - /* Packet type */ - *ptr++ = HCI_EVENT_PKT; - - /* Event header */ - he = (void *) ptr; ptr += HCI_EVENT_HDR_SIZE; - - he->evt = EVT_NUM_COMP_PKTS; - he->plen = EVT_NUM_COMP_PKTS_SIZE; - - np = (void *) ptr; ptr += EVT_NUM_COMP_PKTS_SIZE; - np->num_hndl = 1; - - bt_put_le16(conn->handle, ptr); - ptr += 2; - bt_put_le16(vdev.acl_cnt, ptr); - ptr += 2; - - write_snoop(vdev.dd, HCI_EVENT_PKT, 1, buf, ptr - buf); - - if (write(vdev.dev_fd, buf, ptr - buf) < 0) - syslog(LOG_ERR, "Can't send event: %s (%d)", - strerror(errno), errno); -} - -static uint8_t scan_enable(uint8_t *data) -{ -#if 0 - struct epoll_event scan_event; - struct sockaddr_in sa; - bdaddr_t ba; - int sk, opt; - - if (!(*data & SCAN_PAGE)) { - if (vdev.scan_fd >= 0) { - close(vdev.scan_fd); - vdev.scan_fd = -1; - } - return 0; - } - - if (vdev.scan_fd >= 0) - return 0; - - if ((sk = socket(AF_INET, SOCK_STREAM, 0)) < 0) { - syslog(LOG_ERR, "Can't create socket: %s (%d)", - strerror(errno), errno); - return 1; - } - - opt = 1; - setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)); - - baswap(&ba, &vdev.bdaddr); - sa.sin_family = AF_INET; - memcpy(&sa.sin_addr.s_addr, &ba, sizeof(sa.sin_addr.s_addr)); - memcpy(&sa.sin_port, &ba.b[4], sizeof(sa.sin_port)); - if (bind(sk, (struct sockaddr *) &sa, sizeof(sa))) { - syslog(LOG_ERR, "Can't bind socket: %s (%d)", - strerror(errno), errno); - goto failed; - } - - if (listen(sk, 10)) { - syslog(LOG_ERR, "Can't listen on socket: %s (%d)", - strerror(errno), errno); - goto failed; - } - - memset(&scan_event, 0, sizeof(scan_event)); - scan_event.events = EPOLLIN; - scan_event.data.fd = sk; - - if (epoll_ctl(epoll_fd, EPOLL_CTL_ADD, sk, &scan_event) < 0) { - syslog(LOG_ERR, "Failed to setup scan event watch"); - goto failed; - } - - vdev.scan_fd = sk; - return 0; - -failed: - close(sk); - return 1; -#endif - - return data[0]; -} - -static void accept_connection(uint8_t *data) -{ - accept_conn_req_cp *cp = (void *) data; - struct vhci_conn *conn; - - if (!(conn = conn_get_by_bdaddr(&cp->bdaddr))) - return; - - connect_complete(conn); -} - -static void close_connection(struct vhci_conn *conn) -{ - char addr[18]; - - ba2str(&conn->dest, addr); - syslog(LOG_INFO, "Closing connection %s handle %d", - addr, conn->handle); - - close(conn->fd); - - vconn[conn->handle - 1] = NULL; - disconn_complete(conn); - free(conn); -} - -static void disconnect(uint8_t *data) -{ - disconnect_cp *cp = (void *) data; - struct vhci_conn *conn; - uint16_t handle; - - handle = btohs(cp->handle); - - if (handle > VHCI_MAX_CONN) - return; - - if (!(conn = vconn[handle-1])) - return; - - close_connection(conn); -} - -static void create_connection(uint8_t *data) -{ - create_conn_cp *cp = (void *) data; - struct vhci_link_info info; - struct vhci_conn *conn; - struct sockaddr_in sa; - int h, sk, opt; - bdaddr_t ba; - - for (h = 0; h < VHCI_MAX_CONN; h++) - if (!vconn[h]) - goto do_connect; - - syslog(LOG_ERR, "Too many connections"); - return; - -do_connect: - if ((sk = socket(AF_INET, SOCK_STREAM, 0)) < 0) { - syslog(LOG_ERR, "Can't create socket: %s (%d)", - strerror(errno), errno); - return; - } - - opt = 1; - setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)); - - baswap(&ba, &vdev.bdaddr); - sa.sin_family = AF_INET; - sa.sin_addr.s_addr = INADDR_ANY; // *(uint32_t *) &ba; - sa.sin_port = 0; // *(uint16_t *) &ba.b[4]; - if (bind(sk, (struct sockaddr *) &sa, sizeof(sa))) { - syslog(LOG_ERR, "Can't bind socket: %s (%d)", - strerror(errno), errno); - close(sk); - return; - } - - baswap(&ba, &cp->bdaddr); - sa.sin_family = AF_INET; - memcpy(&sa.sin_addr.s_addr, &ba, sizeof(sa.sin_addr.s_addr)); - memcpy(&sa.sin_port, &ba.b[4], sizeof(sa.sin_port)); - if (connect(sk, (struct sockaddr *) &sa, sizeof(sa)) < 0) { - syslog(LOG_ERR, "Can't connect: %s (%d)", - strerror(errno), errno); - close(sk); - return; - } - - /* Send info */ - memset(&info, 0, sizeof(info)); - bacpy(&info.bdaddr, &vdev.bdaddr); - info.link_type = ACL_LINK; - info.role = 1; - write_n(sk, (void *) &info, sizeof(info)); - - if (!(conn = malloc(sizeof(*conn)))) { - syslog(LOG_ERR, "Can't alloc new connection: %s (%d)", - strerror(errno), errno); - close(sk); - return; - } - - memcpy((uint8_t *) &ba, (uint8_t *) &sa.sin_addr, 4); - memcpy((uint8_t *) &ba.b[4], (uint8_t *) &sa.sin_port, 2); - baswap(&conn->dest, &ba); - - vconn[h] = conn; - conn->handle = h + 1; - conn->fd = sk; - - connect_complete(conn); -} - -static void hci_link_control(uint16_t ocf, int plen, uint8_t *data) -{ - const uint16_t ogf = OGF_LINK_CTL; - - switch (ocf) { - case OCF_CREATE_CONN: - command_status(ogf, ocf, 0x00); - create_connection(data); - break; - - case OCF_ACCEPT_CONN_REQ: - command_status(ogf, ocf, 0x00); - accept_connection(data); - break; - - case OCF_DISCONNECT: - command_status(ogf, ocf, 0x00); - disconnect(data); - break; - - default: - command_status(ogf, ocf, 0x01); - break; - } -} - -static void hci_link_policy(uint16_t ocf, int plen, uint8_t *data) -{ - const uint16_t ogf = OGF_INFO_PARAM; - - switch (ocf) { - default: - command_status(ogf, ocf, 0x01); - break; - } -} - -static void hci_host_control(uint16_t ocf, int plen, uint8_t *data) -{ - read_scan_enable_rp se; - read_local_name_rp ln; - read_class_of_dev_rp cd; - read_inquiry_mode_rp im; - read_ext_inquiry_response_rp ir; - read_simple_pairing_mode_rp pm; - read_le_host_supported_rp hs; - uint8_t status; - - const uint16_t ogf = OGF_HOST_CTL; - - switch (ocf) { - case OCF_RESET: - status = 0x00; - reset_vdev(); - command_complete(ogf, ocf, 1, &status); - break; - - case OCF_SET_EVENT_FLT: - status = 0x00; - command_complete(ogf, ocf, 1, &status); - break; - - case OCF_CHANGE_LOCAL_NAME: - status = 0x00; - memcpy(vdev.name, data, sizeof(vdev.name)); - command_complete(ogf, ocf, 1, &status); - break; - - case OCF_READ_LOCAL_NAME: - ln.status = 0x00; - memcpy(ln.name, vdev.name, sizeof(ln.name)); - command_complete(ogf, ocf, sizeof(ln), &ln); - break; - - case OCF_WRITE_CONN_ACCEPT_TIMEOUT: - case OCF_WRITE_PAGE_TIMEOUT: - status = 0x00; - command_complete(ogf, ocf, 1, &status); - break; - - case OCF_READ_SCAN_ENABLE: - se.status = 0x00; - se.enable = vdev.scan_enable; - command_complete(ogf, ocf, sizeof(se), &se); - break; - - case OCF_WRITE_SCAN_ENABLE: - status = 0x00; - vdev.scan_enable = scan_enable(data); - command_complete(ogf, ocf, 1, &status); - break; - - case OCF_WRITE_AUTH_ENABLE: - status = 0x00; - command_complete(ogf, ocf, 1, &status); - break; - - case OCF_WRITE_ENCRYPT_MODE: - status = 0x00; - command_complete(ogf, ocf, 1, &status); - break; - - case OCF_READ_CLASS_OF_DEV: - cd.status = 0x00; - memcpy(cd.dev_class, vdev.dev_class, 3); - command_complete(ogf, ocf, sizeof(cd), &cd); - break; - - case OCF_WRITE_CLASS_OF_DEV: - status = 0x00; - memcpy(vdev.dev_class, data, 3); - command_complete(ogf, ocf, 1, &status); - break; - - case OCF_READ_INQUIRY_MODE: - im.status = 0x00; - im.mode = vdev.inq_mode; - command_complete(ogf, ocf, sizeof(im), &im); - break; - - case OCF_WRITE_INQUIRY_MODE: - status = 0x00; - vdev.inq_mode = data[0]; - command_complete(ogf, ocf, 1, &status); - break; - - case OCF_READ_EXT_INQUIRY_RESPONSE: - ir.status = 0x00; - ir.fec = vdev.eir_fec; - memcpy(ir.data, vdev.eir_data, HCI_MAX_EIR_LENGTH); - command_complete(ogf, ocf, sizeof(ir), &ir); - break; - - case OCF_WRITE_EXT_INQUIRY_RESPONSE: - status = 0x00; - vdev.eir_fec = data[0]; - memcpy(vdev.eir_data, data + 1, HCI_MAX_EIR_LENGTH); - command_complete(ogf, ocf, 1, &status); - break; - - case OCF_READ_SIMPLE_PAIRING_MODE: - pm.status = 0x00; - pm.mode = vdev.ssp_mode; - command_complete(ogf, ocf, sizeof(pm), &pm); - break; - - case OCF_WRITE_SIMPLE_PAIRING_MODE: - status = 0x00; - vdev.ssp_mode = data[0]; - command_complete(ogf, ocf, 1, &status); - break; - - case OCF_READ_LE_HOST_SUPPORTED: - hs.status = 0x00; - hs.le = vdev.le_mode; - hs.simul = vdev.le_simul; - command_complete(ogf, ocf, sizeof(hs), &hs); - break; - - case OCF_WRITE_LE_HOST_SUPPORTED: - status = 0x00; - vdev.le_mode = data[0]; - vdev.le_simul = data[1]; - command_complete(ogf, ocf, 1, &status); - break; - - default: - command_status(ogf, ocf, 0x01); - break; - } -} - -static void hci_info_param(uint16_t ocf, int plen, uint8_t *data) -{ - read_local_version_rp lv; - read_local_features_rp lf; - read_local_ext_features_rp ef; - read_buffer_size_rp bs; - read_bd_addr_rp ba; - - const uint16_t ogf = OGF_INFO_PARAM; - - switch (ocf) { - case OCF_READ_LOCAL_VERSION: - lv.status = 0x00; - lv.hci_ver = 0x06; - lv.hci_rev = htobs(0x0000); - lv.lmp_ver = 0x06; - lv.manufacturer = htobs(63); - lv.lmp_subver = htobs(0x0000); - command_complete(ogf, ocf, sizeof(lv), &lv); - break; - - case OCF_READ_LOCAL_FEATURES: - lf.status = 0x00; - memcpy(lf.features, vdev.features, 8); - command_complete(ogf, ocf, sizeof(lf), &lf); - break; - - case OCF_READ_LOCAL_EXT_FEATURES: - ef.status = 0x00; - if (*data == 0) { - ef.page_num = 0; - ef.max_page_num = 1; - memcpy(ef.features, vdev.features, 8); - } else if (*data == 1) { - ef.page_num = 1; - ef.max_page_num = 1; - memset(ef.features, 0, 8); - ef.features[0] |= (!!vdev.ssp_mode << 0); - ef.features[0] |= (!!vdev.le_mode << 1); - ef.features[0] |= (!!vdev.le_simul << 2); - } else { - ef.page_num = *data; - ef.max_page_num = 0; - memset(ef.features, 0, 8); - } - command_complete(ogf, ocf, sizeof(ef), &ef); - break; - - case OCF_READ_BUFFER_SIZE: - bs.status = 0x00; - bs.acl_mtu = htobs(VHCI_ACL_MTU); - bs.sco_mtu = 0; - bs.acl_max_pkt = htobs(VHCI_ACL_MAX_PKT); - bs.sco_max_pkt = htobs(0); - command_complete(ogf, ocf, sizeof(bs), &bs); - break; - - case OCF_READ_BD_ADDR: - ba.status = 0x00; - bacpy(&ba.bdaddr, &vdev.bdaddr); - command_complete(ogf, ocf, sizeof(ba), &ba); - break; - - default: - command_status(ogf, ocf, 0x01); - break; - } -} - -static void hci_status_param(uint16_t ocf, int plen, uint8_t *data) -{ - read_local_amp_info_rp ai; - - const uint16_t ogf = OGF_STATUS_PARAM; - - switch (ocf) { - case OCF_READ_LOCAL_AMP_INFO: - memset(&ai, 0, sizeof(ai)); - - /* BT only */ - ai.amp_status = 0x01; - ai.max_pdu_size = htobl(L2CAP_DEFAULT_MTU); - ai.controller_type = HCI_AMP; - ai.max_amp_assoc_length = htobl(HCI_MAX_ACL_SIZE); - /* No flushing at all */ - ai.max_flush_timeout = 0xFFFFFFFF; - ai.best_effort_flush_timeout = 0xFFFFFFFF; - - command_complete(ogf, ocf, sizeof(ai), &ai); - break; - - default: - command_status(ogf, ocf, 0x01); - break; - } -} - -static void hci_le_control(uint16_t ocf, int plen, uint8_t *data) -{ - le_read_buffer_size_rp bs; - - const uint16_t ogf = OGF_LE_CTL; - - switch (ocf) { - case OCF_LE_READ_BUFFER_SIZE: - bs.status = 0; - bs.pkt_len = htobs(VHCI_ACL_MTU); - bs.max_pkt = htobs(VHCI_ACL_MAX_PKT); - command_complete(ogf, ocf, sizeof(bs), &bs); - break; - - default: - command_status(ogf, ocf, 0x01); - break; - } -} - -static void hci_command(uint8_t *data) -{ - hci_command_hdr *ch; - uint8_t *ptr = data; - uint16_t ogf, ocf; - - ch = (hci_command_hdr *) ptr; - ptr += HCI_COMMAND_HDR_SIZE; - - ch->opcode = btohs(ch->opcode); - ogf = cmd_opcode_ogf(ch->opcode); - ocf = cmd_opcode_ocf(ch->opcode); - - switch (ogf) { - case OGF_LINK_CTL: - hci_link_control(ocf, ch->plen, ptr); - break; - - case OGF_LINK_POLICY: - hci_link_policy(ocf, ch->plen, ptr); - break; - - case OGF_HOST_CTL: - hci_host_control(ocf, ch->plen, ptr); - break; - - case OGF_INFO_PARAM: - hci_info_param(ocf, ch->plen, ptr); - break; - - case OGF_STATUS_PARAM: - hci_status_param(ocf, ch->plen, ptr); - break; - - case OGF_LE_CTL: - hci_le_control(ocf, ch->plen, ptr); - break; - - default: - command_status(ogf, ocf, 0x01); - break; - } -} - -static void hci_acl_data(uint8_t *data) -{ - hci_acl_hdr *ah = (void *) data; - struct vhci_conn *conn; - uint16_t handle; - - handle = acl_handle(btohs(ah->handle)); - - if (handle > VHCI_MAX_CONN || !(conn = vconn[handle - 1])) { - syslog(LOG_ERR, "Bad connection handle %d", handle); - return; - } - - if (write_n(conn->fd, data, btohs(ah->dlen) + HCI_ACL_HDR_SIZE) < 0) { - close_connection(conn); - return; - } - - if (++vdev.acl_cnt > VHCI_ACL_MAX_PKT - 1) { - /* Send num of complete packets event */ - num_completed_pkts(conn); - vdev.acl_cnt = 0; - } -} - -#if 0 -static void io_acl_data(void *data) -{ - struct vhci_conn *conn = data; - unsigned char buf[HCI_MAX_FRAME_SIZE], *ptr; - hci_acl_hdr *ah; - uint16_t flags; - int len; - - ptr = buf + 1; - if (read_n(conn->fd, ptr, HCI_ACL_HDR_SIZE) <= 0) { - close_connection(conn); - return; - } - - ah = (void *) ptr; - ptr += HCI_ACL_HDR_SIZE; - - len = btohs(ah->dlen); - if (read_n(conn->fd, ptr, len) <= 0) { - close_connection(conn); - return; - } - - buf[0] = HCI_ACLDATA_PKT; - - flags = acl_flags(btohs(ah->handle)); - ah->handle = htobs(acl_handle_pack(conn->handle, flags)); - len += HCI_ACL_HDR_SIZE + 1; - - write_snoop(vdev.dd, HCI_ACLDATA_PKT, 1, buf, len); - - if (write(vdev.dev_fd, buf, len) < 0) - syslog(LOG_ERR, "ACL data write error"); -} -#endif - -static void io_conn_ind(void) -{ - struct vhci_link_info info; - struct vhci_conn *conn; - struct sockaddr_in sa; - socklen_t len; - int nsk, h; - - len = sizeof(sa); - if ((nsk = accept(vdev.scan_fd, (struct sockaddr *) &sa, &len)) < 0) - return; - - if (read_n(nsk, &info, sizeof(info)) < 0) { - syslog(LOG_ERR, "Can't read link info"); - return; - } - - if (!(conn = malloc(sizeof(*conn)))) { - syslog(LOG_ERR, "Can't alloc new connection"); - close(nsk); - return; - } - - bacpy(&conn->dest, &info.bdaddr); - - for (h = 0; h < VHCI_MAX_CONN; h++) - if (!vconn[h]) - goto accepted; - - syslog(LOG_ERR, "Too many connections"); - free(conn); - close(nsk); - return; - -accepted: - vconn[h] = conn; - conn->handle = h + 1; - conn->fd = nsk; - connect_request(conn); -} - -static void io_hci_data(void) -{ - unsigned char buf[HCI_MAX_FRAME_SIZE], *ptr; - int type; - ssize_t len; - - ptr = buf; - - len = read(vdev.dev_fd, buf, sizeof(buf)); - if (len < 0) { - if (errno == EAGAIN) - return; - - syslog(LOG_ERR, "Read failed: %s (%d)", strerror(errno), errno); - __io_canceled = 1; - return; - } - - type = *ptr++; - - write_snoop(vdev.dd, type, 0, buf, len); - - switch (type) { - case HCI_COMMAND_PKT: - hci_command(ptr); - break; - - case HCI_ACLDATA_PKT: - hci_acl_data(ptr); - break; - - default: - syslog(LOG_ERR, "Unknown packet type 0x%2.2x", type); - break; - } -} - -static int getbdaddrbyname(char *str, bdaddr_t *ba) -{ - int i, n, len; - - len = strlen(str); - - /* Check address format */ - for (i = 0, n = 0; i < len; i++) - if (str[i] == ':') - n++; - - if (n == 5) { - /* BD address */ - str2ba(str, ba); - return 0; - } - - if (n == 0) { - /* loopback port */ - in_addr_t addr = INADDR_LOOPBACK; - uint16_t be16 = htons(atoi(str)); - bdaddr_t b; - - memcpy(&b, &addr, 4); - memcpy(&b.b[4], &be16, sizeof(be16)); - baswap(ba, &b); - - return 0; - } - - fprintf(stderr, "Invalid address format\n"); - - return -1; -} - -static void usage(void) -{ - printf("hciemu - HCI emulator ver %s\n", VERSION); - printf("Usage: \n"); - printf("\thciemu [options] port_number\n" - "Options:\n" - "\t[-d device] use specified device node\n" - "\t[-s file] create snoop file\n" - "\t[-n] do not detach\n" - "\t[-h] help, you are looking at it\n"); -} - -static const struct option options[] = { - { "device", 1, 0, 'd' }, - { "bdaddr", 1, 0, 'b' }, - { "snoop", 1, 0, 's' }, - { "nodetach", 0, 0, 'n' }, - { "help", 0, 0, 'h' }, - { } -}; - -int main(int argc, char *argv[]) -{ - int exitcode = EXIT_FAILURE; - struct sigaction sa; - char *device = NULL, *snoop = NULL; - int device_fd; - struct epoll_event device_event; - int dd, opt, detach = 1; - - while ((opt=getopt_long(argc, argv, "d:s:nh", options, NULL)) != EOF) { - switch(opt) { - case 'd': - device = strdup(optarg); - break; - case 's': - snoop = strdup(optarg); - break; - case 'n': - detach = 0; - break; - case 'h': - usage(); - exit(0); - default: - usage(); - exit(1); - } - } - - argc -= optind; - argv += optind; - optind = 0; - - if (argc < 1) { - usage(); - exit(1); - } - - if (getbdaddrbyname(argv[0], &vdev.bdaddr) < 0) - exit(1); - - if (detach) { - if (daemon(0, 0)) { - perror("Can't start daemon"); - exit(1); - } - } - - /* Start logging to syslog and stderr */ - openlog("hciemu", LOG_PID | LOG_NDELAY | LOG_PERROR, LOG_DAEMON); - syslog(LOG_INFO, "HCI emulation daemon ver %s started", VERSION); - - memset(&sa, 0, sizeof(sa)); - sa.sa_flags = SA_NOCLDSTOP; - sa.sa_handler = SIG_IGN; - sigaction(SIGCHLD, &sa, NULL); - sigaction(SIGPIPE, &sa, NULL); - - sa.sa_handler = sig_term; - sigaction(SIGTERM, &sa, NULL); - sigaction(SIGINT, &sa, NULL); - - if (!device) - device = strdup(VHCI_DEV); - - /* Open and create virtual HCI device */ - device_fd = open(device, O_RDWR); - if (device_fd < 0) { - syslog(LOG_ERR, "Can't open device %s: %s (%d)", - device, strerror(errno), errno); - free(device); - return exitcode; - } - - free(device); - - /* Create snoop file */ - if (snoop) { - dd = create_snoop(snoop); - if (dd < 0) - syslog(LOG_ERR, "Can't create snoop file %s: %s (%d)", - snoop, strerror(errno), errno); - free(snoop); - } else - dd = -1; - - /* Create event loop */ - epoll_fd = epoll_create1(EPOLL_CLOEXEC); - if (epoll_fd < 0) { - perror("Failed to create epoll descriptor"); - goto close_device; - } - - reset_vdev(); - - vdev.dev_fd = device_fd; - vdev.dd = dd; - - memset(&device_event, 0, sizeof(device_event)); - device_event.events = EPOLLIN; - device_event.data.fd = device_fd; - - if (epoll_ctl(epoll_fd, EPOLL_CTL_ADD, device_fd, &device_event) < 0) { - perror("Failed to setup device event watch"); - goto close_device; - } - - setpriority(PRIO_PROCESS, 0, -19); - - /* Start event processor */ - for (;;) { - struct epoll_event events[MAX_EPOLL_EVENTS]; - int n, nfds; - - if (__io_canceled) - break; - - nfds = epoll_wait(epoll_fd, events, MAX_EPOLL_EVENTS, -1); - if (nfds < 0) - continue; - - for (n = 0; n < nfds; n++) { - if (events[n].data.fd == vdev.dev_fd) - io_hci_data(); - else if (events[n].data.fd == vdev.scan_fd) - io_conn_ind(); - } - } - - exitcode = EXIT_SUCCESS; - - epoll_ctl(epoll_fd, EPOLL_CTL_DEL, device_fd, NULL); - -close_device: - close(device_fd); - - if (dd >= 0) - close(dd); - - close(epoll_fd); - - syslog(LOG_INFO, "Exit"); - - return exitcode; -} -- 2.47.3