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authorMarcel Holtmann <marcel@holtmann.org>2004-07-26 20:57:01 +0000
committerMarcel Holtmann <marcel@holtmann.org>2004-07-26 20:57:01 +0000
commit90a6c1b2e4b6f065bd2c134fa06fe93b174e094d (patch)
tree3332439a841a05bc6b5e211c60a7de98976cc3ca /tools/hid2hci.c
parent9498ee036ed2fe8ade15c4973cb09976f74680dd (diff)
Use the functions from the USB library
Diffstat (limited to 'tools/hid2hci.c')
-rw-r--r--tools/hid2hci.c179
1 files changed, 57 insertions, 122 deletions
diff --git a/tools/hid2hci.c b/tools/hid2hci.c
index 73b7e12c..6b2aec72 100644
--- a/tools/hid2hci.c
+++ b/tools/hid2hci.c
@@ -33,49 +33,23 @@
#include <stdio.h>
#include <errno.h>
#include <fcntl.h>
-#include <unistd.h>
-#include <stdlib.h>
#include <stdint.h>
-#include <dirent.h>
#include <string.h>
#include <getopt.h>
#include <sys/ioctl.h>
-static char usbpath[PATH_MAX + 1] = "/proc/bus/usb";
-
-struct usb_device_descriptor {
- uint8_t bLength;
- uint8_t bDescriptorType;
- uint16_t bcdUSB;
- uint8_t bDeviceClass;
- uint8_t bDeviceSubClass;
- uint8_t bDeviceProtocol;
- uint8_t bMaxPacketSize0;
- uint16_t idVendor;
- uint16_t idProduct;
- uint16_t bcdDevice;
- uint8_t iManufacturer;
- uint8_t iProduct;
- uint8_t iSerialNumber;
- uint8_t bNumConfigurations;
-} __attribute__ ((packed));
-
-struct usb_ctrltransfer {
- uint8_t bRequestType;
- uint8_t bRequest;
- uint16_t wValue;
- uint16_t wIndex;
- uint16_t wLength;
-
- uint32_t timeout; /* in milliseconds */
- void *data; /* pointer to data */
-};
+#include <usb.h>
-#define IOCTL_USB_CONTROL _IOWR('U', 0, struct usb_ctrltransfer)
+#ifndef usb_get_busses
+struct usb_bus *usb_get_busses(void)
+{
+ return usb_busses;
+}
+#endif
-#define USB_RECIP_DEVICE 0x00
-#define USB_TYPE_VENDOR 0x40
-#define USB_DIR_OUT 0x00
+#ifndef USB_DIR_OUT
+#define USB_DIR_OUT 0x00
+#endif
static char devpath[PATH_MAX + 1] = "/dev";
@@ -127,34 +101,21 @@ struct device_id {
};
struct device_info {
- uint16_t busnum;
- uint16_t devnum;
+ struct usb_device *dev;
struct device_id *id;
};
-static int switch_hidproxy(struct device_info *dev)
+static int switch_hidproxy(struct device_info *devinfo)
{
- struct usb_ctrltransfer ctrl;
- char devname[PATH_MAX + 1];
- int fd, err;
-
- snprintf(devname, PATH_MAX, "%s/%03d/%03d",
- usbpath, dev->busnum, dev->devnum);
-
- fd = open(devname, O_RDWR);
- if (fd < 0)
- return fd;
+ struct usb_dev_handle *udev;
+ int err;
- ctrl.bRequestType = USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE;
- ctrl.bRequest = 0;
- ctrl.wValue = dev->id->mode;
- ctrl.wIndex = 0;
- ctrl.wLength = 0;
+ udev = usb_open(devinfo->dev);
+ if (!udev)
+ return -errno;
- ctrl.data = NULL;
- ctrl.timeout = 10000;
-
- err = ioctl(fd, IOCTL_USB_CONTROL, &ctrl);
+ 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;
@@ -164,7 +125,7 @@ static int switch_hidproxy(struct device_info *dev)
err = 0;
}
- close(fd);
+ usb_close(udev);
return err;
}
@@ -197,7 +158,7 @@ static int send_report(int fd, const unsigned char *buf, size_t size)
return err;
}
-static int switch_logitech(struct device_info *dev)
+static int switch_logitech(struct device_info *devinfo)
{
char devname[PATH_MAX + 1];
int i, fd, err = -1;
@@ -223,8 +184,8 @@ static int switch_logitech(struct device_info *dev)
memset(&dinfo, 0, sizeof(dinfo));
err = ioctl(fd, HIDIOCGDEVINFO, &dinfo);
- if (err < 0 || dinfo.busnum != dev->busnum ||
- dinfo.devnum != dev->devnum) {
+ if (err < 0 || dinfo.busnum != atoi(devinfo->dev->bus->dirname) ||
+ dinfo.devnum != atoi(devinfo->dev->filename)) {
close(fd);
continue;
}
@@ -281,68 +242,30 @@ static struct device_id *match_device(int mode, uint16_t vendor, uint16_t produc
return NULL;
}
-static int find_devices(int mode, struct device_info *dev, size_t size)
+static int find_devices(int mode, struct device_info *devinfo, size_t size)
{
- DIR *busdir, *devdir;
- struct dirent *entry;
- struct usb_device_descriptor desc;
+ struct usb_bus *bus;
+ struct usb_device *dev;
struct device_id *id;
- int fd, len, busnum, devnum, count = 0;
- char buspath[PATH_MAX + 1];
- char devname[PATH_MAX + 1];
-
- if (!(busdir = opendir(usbpath)))
- return -1;
-
- while ((entry = readdir(busdir))) {
- if (entry->d_name[0] == '.')
- continue;
-
- if (!strchr("0123456789",
- entry->d_name[strlen(entry->d_name) - 1]))
- continue;
+ int count = 0;
- busnum = atoi(entry->d_name);
- snprintf(buspath, PATH_MAX, "%s/%s", usbpath, entry->d_name);
- if (!(devdir = opendir(buspath)))
- continue;
+ usb_find_busses();
+ usb_find_devices();
- while ((entry = readdir(devdir))) {
- if (entry->d_name[0] == '.')
- continue;
-
- if (!strchr("0123456789",
- entry->d_name[strlen(entry->d_name) - 1]))
- continue;
-
- devnum = atoi(entry->d_name);
- snprintf(devname, PATH_MAX, "%s/%s",
- buspath, entry->d_name);
-
- if ((fd = open(devname, O_RDONLY)) < 0)
- continue;
-
- len = read(fd, &desc, sizeof(desc));
- if (len < 0 || len != sizeof(desc))
- continue;
-
- id = match_device(mode, desc.idVendor, desc.idProduct);
+ 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) {
- dev[count].busnum = busnum;
- dev[count].devnum = devnum;
- dev[count].id = id;
+ devinfo[count].dev = dev;
+ devinfo[count].id = id;
count++;
}
}
- closedir(devdir);
- }
-
- closedir(busdir);
-
return count;
}
@@ -356,6 +279,7 @@ static void usage(void)
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");
@@ -363,6 +287,7 @@ static void usage(void)
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 }
@@ -371,9 +296,9 @@ static struct option main_options[] = {
int main(int argc, char *argv[])
{
struct device_info dev[16];
- int i, opt, num, mode = HCI;
+ int i, opt, num, quiet = 0, mode = HCI;
- while ((opt = getopt_long(argc, argv, "+01h", main_options, NULL)) != -1) {
+ while ((opt = getopt_long(argc, argv, "+01qh", main_options, NULL)) != -1) {
switch (opt) {
case '0':
mode = HCI;
@@ -381,6 +306,9 @@ int main(int argc, char *argv[])
case '1':
mode = HID;
break;
+ case 'q':
+ quiet = 1;
+ break;
case 'h':
usage();
exit(0);
@@ -393,24 +321,31 @@ int main(int argc, char *argv[])
argv += optind;
optind = 0;
+ usb_init();
+
num = find_devices(mode, dev, sizeof(dev) / sizeof(dev[0]));
if (num <= 0) {
- fprintf(stderr, "No devices in %s mode found\n",
- mode ? "HID" : "HCI");
+ if (!quiet)
+ fprintf(stderr, "No devices in %s mode found\n",
+ mode ? "HID" : "HCI");
exit(1);
}
for (i = 0; i < num; i++) {
struct device_id *id = dev[i].id;
- printf("Switching device %04x:%04x to %s mode ",
- id->vendor, id->product, mode ? "HID" : "HCI");
+ 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)
- printf("failed (%s)\n", strerror(errno));
- else
- printf("was successful\n");
+ if (id->func(&dev[i]) < 0) {
+ if (!quiet)
+ printf("failed (%s)\n", strerror(errno));
+ } else {
+ if (!quiet)
+ printf("was successful\n");
+ }
}
return 0;