diff options
Diffstat (limited to 'tools/hid2hci.c')
-rw-r--r-- | tools/hid2hci.c | 390 |
1 files changed, 390 insertions, 0 deletions
diff --git a/tools/hid2hci.c b/tools/hid2hci.c new file mode 100644 index 00000000..eee6da8f --- /dev/null +++ b/tools/hid2hci.c @@ -0,0 +1,390 @@ +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright (C) 2003-2008 Marcel Holtmann <marcel@holtmann.org> + * + * + * 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 <config.h> +#endif + +#include <stdio.h> +#include <errno.h> +#include <fcntl.h> +#include <stdint.h> +#include <string.h> +#include <getopt.h> +#include <sys/ioctl.h> + +#include <usb.h> + +#ifdef NEED_USB_GET_BUSSES +static inline struct usb_bus *usb_get_busses(void) +{ + return usb_busses; +} +#endif + +#ifndef USB_DIR_OUT +#define USB_DIR_OUT 0x00 +#endif + +static char devpath[PATH_MAX + 1] = "/dev"; + +struct hiddev_devinfo { + unsigned int bustype; + unsigned int busnum; + unsigned int devnum; + unsigned int ifnum; + short vendor; + short product; + short version; + unsigned num_applications; +}; + +struct hiddev_report_info { + unsigned report_type; + unsigned report_id; + unsigned num_fields; +}; + +typedef __signed__ int __s32; + +struct hiddev_usage_ref { + unsigned report_type; + unsigned report_id; + unsigned field_index; + unsigned usage_index; + unsigned usage_code; + __s32 value; +}; + +#define HIDIOCGDEVINFO _IOR('H', 0x03, struct hiddev_devinfo) +#define HIDIOCINITREPORT _IO('H', 0x05) +#define HIDIOCSREPORT _IOW('H', 0x08, struct hiddev_report_info) +#define HIDIOCSUSAGE _IOW('H', 0x0C, struct hiddev_usage_ref) + +#define HID_REPORT_TYPE_OUTPUT 2 + +#define HCI 0 +#define HID 1 + +struct device_info; + +struct device_id { + int mode; + uint16_t vendor; + uint16_t product; + int (*func)(struct device_info *dev); +}; + +struct device_info { + struct usb_device *dev; + struct device_id *id; +}; + +static int switch_hidproxy(struct device_info *devinfo) +{ + struct usb_dev_handle *udev; + int err; + + udev = usb_open(devinfo->dev); + if (!udev) + return -errno; + + err = usb_control_msg(udev, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0, devinfo->id->mode, 0, NULL, 0, 10000); + + if (err == 0) { + err = -1; + errno = EALREADY; + } else { + if (errno == ETIMEDOUT) + err = 0; + } + + usb_close(udev); + + return err; +} + +static int send_report(int fd, const char *buf, size_t size) +{ + struct hiddev_report_info rinfo; + struct hiddev_usage_ref uref; + int i, err; + + for (i = 0; i < size; i++) { + memset(&uref, 0, sizeof(uref)); + uref.report_type = HID_REPORT_TYPE_OUTPUT; + uref.report_id = 0x10; + uref.field_index = 0; + uref.usage_index = i; + uref.usage_code = 0xff000001; + uref.value = buf[i] & 0x000000ff; + err = ioctl(fd, HIDIOCSUSAGE, &uref); + if (err < 0) + return err; + } + + memset(&rinfo, 0, sizeof(rinfo)); + rinfo.report_type = HID_REPORT_TYPE_OUTPUT; + rinfo.report_id = 0x10; + rinfo.num_fields = 1; + err = ioctl(fd, HIDIOCSREPORT, &rinfo); + + return err; +} + +static int switch_logitech(struct device_info *devinfo) +{ + char devname[PATH_MAX + 1]; + int i, fd, err = -1; + + for (i = 0; i < 16; i++) { + struct hiddev_devinfo dinfo; + char rep1[] = { 0xff, 0x80, 0x80, 0x01, 0x00, 0x00 }; + char rep2[] = { 0xff, 0x80, 0x00, 0x00, 0x30, 0x00 }; + char rep3[] = { 0xff, 0x81, 0x80, 0x00, 0x00, 0x00 }; + + sprintf(devname, "%s/hiddev%d", devpath, i); + fd = open(devname, O_RDWR); + if (fd < 0) { + sprintf(devname, "%s/usb/hiddev%d", devpath, i); + fd = open(devname, O_RDWR); + if (fd < 0) { + sprintf(devname, "%s/usb/hid/hiddev%d", devpath, i); + fd = open(devname, O_RDWR); + if (fd < 0) + continue; + } + } + + memset(&dinfo, 0, sizeof(dinfo)); + err = ioctl(fd, HIDIOCGDEVINFO, &dinfo); + if (err < 0 || dinfo.busnum != atoi(devinfo->dev->bus->dirname) || + dinfo.devnum != atoi(devinfo->dev->filename)) { + close(fd); + continue; + } + + err = ioctl(fd, HIDIOCINITREPORT, 0); + if (err < 0) { + close(fd); + break; + } + + err = send_report(fd, rep1, sizeof(rep1)); + if (err < 0) { + close(fd); + break; + } + + err = send_report(fd, rep2, sizeof(rep2)); + if (err < 0) { + close(fd); + break; + } + + err = send_report(fd, rep3, sizeof(rep3)); + close(fd); + break; + } + + return err; +} + +static int switch_dell(struct device_info *devinfo) +{ + char report[] = { 0x7f, 0x13, 0x00, 0x00 }; + + struct usb_dev_handle *handle; + int err; + + handle = usb_open(devinfo->dev); + if (handle) { + usb_claim_interface(handle, 0); + usb_detach_kernel_driver_np(handle, 0); + } + + err = usb_control_msg(handle, + USB_ENDPOINT_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE, + 0x09, 0x7f | (0x03 << 8), 0, + report, sizeof(report), 10000); + + if (err == 0) { + err = -1; + errno = EALREADY; + } else { + if (errno == ETIMEDOUT) + err = 0; + } + + usb_close(handle); + + return err; +} + +static struct device_id device_list[] = { + { HCI, 0x0a12, 0x1000, switch_hidproxy }, + { HID, 0x0a12, 0x0001, switch_hidproxy }, + { HCI, 0x0458, 0x1000, switch_hidproxy }, + { HID, 0x0458, 0x003f, switch_hidproxy }, + { HCI, 0x05ac, 0x1000, switch_hidproxy }, + { HID, 0x05ac, 0x8203, switch_hidproxy }, + { HID, 0x05ac, 0x8204, switch_hidproxy }, /* Apple Mac mini */ + { HID, 0x05ac, 0x8207, switch_hidproxy }, /* Apple Power Mac G5 */ + { HCI, 0x046d, 0xc703, switch_logitech }, + { HCI, 0x046d, 0xc704, switch_logitech }, + { HCI, 0x046d, 0xc705, switch_logitech }, + { HCI, 0x046d, 0xc70a, switch_logitech }, /* Logitech diNovo mouse */ + { HCI, 0x046d, 0xc70b, switch_logitech }, /* Logitech diNovo Laser keyboard */ + { HCI, 0x046d, 0xc70c, switch_logitech }, /* Logitech diNovo Laser mouse */ + { HCI, 0x046d, 0xc70e, switch_logitech }, /* Logitech diNovo keyboard */ + { HCI, 0x046d, 0xc713, switch_logitech }, /* Logitech diNovo Edge */ + { HCI, 0x046d, 0xc714, switch_logitech }, /* Logitech diNovo Edge */ + { HCI, 0x413c, 0x8158, switch_dell }, /* Dell Wireless 370 */ + { HCI, 0x413c, 0x8154, switch_dell }, /* Dell Wireless 410 */ + { -1 } +}; + +static struct device_id *match_device(int mode, uint16_t vendor, uint16_t product) +{ + int i; + + for (i = 0; device_list[i].mode >= 0; i++) { + if (mode != device_list[i].mode) + continue; + if (vendor == device_list[i].vendor && + product == device_list[i].product) + return &device_list[i]; + } + + return NULL; +} + +static int find_devices(int mode, struct device_info *devinfo, size_t size) +{ + struct usb_bus *bus; + struct usb_device *dev; + struct device_id *id; + int count = 0; + + usb_find_busses(); + usb_find_devices(); + + for (bus = usb_get_busses(); bus; bus = bus->next) + for (dev = bus->devices; dev; dev = dev->next) { + id = match_device(mode, dev->descriptor.idVendor, + dev->descriptor.idProduct); + if (!id) + continue; + + if (count < size) { + devinfo[count].dev = dev; + devinfo[count].id = id; + count++; + } + } + + return count; +} + +static void usage(void) +{ + printf("hid2hci - Bluetooth HID to HCI mode switching utility\n\n"); + + printf("Usage:\n" + "\thid2hci [options]\n" + "\n"); + + printf("Options:\n" + "\t-h, --help Display help\n" + "\t-q, --quiet Don't display any messages\n" + "\t-0, --tohci Switch to HCI mode (default)\n" + "\t-1, --tohid Switch to HID mode\n" + "\n"); +} + +static struct option main_options[] = { + { "help", 0, 0, 'h' }, + { "quiet", 0, 0, 'q' }, + { "tohci", 0, 0, '0' }, + { "tohid", 0, 0, '1' }, + { 0, 0, 0, 0 } +}; + +int main(int argc, char *argv[]) +{ + struct device_info dev[16]; + int i, opt, num, quiet = 0, mode = HCI; + + while ((opt = getopt_long(argc, argv, "+01qh", main_options, NULL)) != -1) { + switch (opt) { + case '0': + mode = HCI; + break; + case '1': + mode = HID; + break; + case 'q': + quiet = 1; + break; + case 'h': + usage(); + exit(0); + default: + exit(0); + } + } + + argc -= optind; + argv += optind; + optind = 0; + + usb_init(); + + num = find_devices(mode, dev, sizeof(dev) / sizeof(dev[0])); + if (num <= 0) { + if (!quiet) + fprintf(stderr, "No devices in %s mode found\n", + mode ? "HCI" : "HID"); + exit(1); + } + + for (i = 0; i < num; i++) { + struct device_id *id = dev[i].id; + + if (!quiet) + printf("Switching device %04x:%04x to %s mode ", + id->vendor, id->product, mode ? "HID" : "HCI"); + fflush(stdout); + + if (id->func(&dev[i]) < 0) { + if (!quiet) + printf("failed (%s)\n", strerror(errno)); + } else { + if (!quiet) + printf("was successful\n"); + } + } + + return 0; +} |