Use libusb-1.0 for USB communication

1 files changed, 0 insertions, 87 deletions

diff --git a/host/usb.c b/host/usb.c
deleted file mode 100644
index 1d3aaf4..0000000
--- a/host/usb.c
+++ /dev/null
@@ -1,87 +0,0 @@
-#include <stdlib.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <errno.h>
-#include <usb.h>
-#include <sys/ioctl.h>
-#include "usb.h"
-#include <linux/usbdevice_fs.h>
-
-#define MAX_READ_WRITE	4096
-
-#define USB_ERROR_STR(ret, x, args...)	return ret
-
-static int usb_get_fd(usb_dev_handle *uh)
-{
-	return *((int *)uh);
-}
-
-int __usb_bulk_write(usb_dev_handle *dev, int ep, char *bytes, int length,
-		     int timeout)
-{
-	struct usbdevfs_bulktransfer bulk;
-	int ret, sent = 0;
-
-	/* Ensure the endpoint address is correct */
-	ep &= ~USB_ENDPOINT_IN;
-
-	do {
-		bulk.ep = ep;
-		bulk.len = length - sent;
-		if (bulk.len > MAX_READ_WRITE)
-			bulk.len = MAX_READ_WRITE;
-		bulk.timeout = timeout;
-		bulk.data = (unsigned char *)bytes + sent;
-
-		ret = ioctl(usb_get_fd(dev), USBDEVFS_BULK, &bulk);
-		if (ret < 0)
-			USB_ERROR_STR(ret,
-				      "error writing to bulk endpoint %d: %s",
-				      ep, strerror(errno));
-
-		sent += ret;
-	} while (ret > 0 && sent < length);
-
-	return sent;
-}
-
-int __usb_bulk_read(usb_dev_handle *dev, int ep, char *bytes, int size,
-		    int timeout)
-{
-	struct usbdevfs_bulktransfer bulk;
-	int ret, retrieved = 0, requested;
-
-	/* Ensure the endpoint address is correct */
-	ep |= USB_ENDPOINT_IN;
-
-	do {
-		bulk.ep = ep;
-		requested = size - retrieved;
-		if (requested > MAX_READ_WRITE)
-			requested = MAX_READ_WRITE;
-		bulk.len = requested;
-		bulk.timeout = timeout;
-		bulk.data = (unsigned char *)bytes + retrieved;
-
-		ret = ioctl(usb_get_fd(dev), USBDEVFS_BULK, &bulk);
-		if (ret < 0)
-			USB_ERROR_STR(ret,
-				      "error reading from bulk endpoint 0x%x: %s",
-				      ep, strerror(errno));
-
-		retrieved += ret;
-	} while (ret > 0 && retrieved < size && ret == requested);
-
-	return retrieved;
-}
-
-int __usb_reattach_kernel_driver_np(usb_dev_handle *dev, int interface)
-{
-	struct usbdevfs_ioctl command;
-
-	command.ifno = interface;
-	command.ioctl_code = USBDEVFS_CONNECT;
-	command.data = NULL;
-
-	return ioctl(usb_get_fd(dev), USBDEVFS_IOCTL, &command);
-}