fdu2000: Remove driver as it has been defunct for long

The driver was never ported to the new asynchronous model, meaning it
has been defunct since some time in 2008. Remove the driver, as
seemingly no one has complained about this and we have no proper way to
even verify a port is correct.

3 files changed, 1 insertions, 322 deletions

diff --git a/libfprint/drivers/driver_ids.h b/libfprint/drivers/driver_ids.h
index 8839a74..012a3d0 100644
--- a/libfprint/drivers/driver_ids.h
+++ b/libfprint/drivers/driver_ids.h
@@ -27,7 +27,7 @@ enum {
 	AES2501_ID	= 4,
 	UPEKTC_ID	= 5,
 	AES1610_ID	= 6,
-	FDU2000_ID	= 7,
+	/* FDU2000_ID	= 7, */
 	VCOM5S_ID	= 8,
 	UPEKSONLY_ID	= 9,
 	VFS101_ID	= 10,
diff --git a/libfprint/drivers/fdu2000.c b/libfprint/drivers/fdu2000.c
deleted file mode 100644
index 44b993d..0000000
--- a/libfprint/drivers/fdu2000.c
+++ /dev/null
@@ -1,318 +0,0 @@
-/*
- * Secugen FDU2000 driver for libfprint
- * Copyright (C) 2007 Gustavo Chain <g@0xff.cl>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#define FP_COMPONENT "fdu2000"
-
-#include "drivers_api.h"
-
-#ifndef HAVE_MEMMEM
-gpointer
-memmem(const gpointer haystack, size_t haystack_len, const gpointer needle, size_t needle_len) {
-	const gchar *begin;
-	const char *const last_possible = (const char *) haystack + haystack_len - needle_len;
-
-	/* The first occurrence of the empty string is deemed to occur at 
-	 * the beginning of the string. */
-	if (needle_len == 0)
-		return (void *) haystack;
-	
-	/* Sanity check, otherwise the loop might search through the whole
-	 * memory.  */
-	if (haystack_len < needle_len)
-		return NULL;
-	
-	for (begin = (const char *) haystack; begin <= last_possible; ++begin)
-		if (begin[0] == ((const char *) needle)[0] &&
-			!memcmp((const void *) &begin[1],
-				(const void *) ((const char *) needle + 1),
-				needle_len - 1))
-			return (void *) begin;
-	
-	return NULL;
-}
-#endif	/* HAVE_MEMMEM */
-
-#define EP_IMAGE	( 0x02 | LIBUSB_ENDPOINT_IN )
-#define EP_REPLY	( 0x01 | LIBUSB_ENDPOINT_IN )
-#define EP_CMD		( 0x01 | LIBUSB_ENDPOINT_OUT )
-#define BULK_TIMEOUT	200
-
-/* fdu_req[] index */
-typedef enum {
-	CAPTURE_READY,
-	CAPTURE_READ,
-	CAPTURE_END,
-	LED_OFF,
-	LED_ON
-} req_index;
-
-
-#define CMD_LEN 2
-#define ACK_LEN 8
-static const struct fdu2000_req {
-	const gchar cmd[CMD_LEN];	// Command to send
-	const gchar ack[ACK_LEN];	// Expected ACK
-	const guint ack_len;	// ACK has variable length
-} fdu_req[] = {
-	/* Capture */
-	{
-		.cmd = { 0x00, 0x04 },
-		.ack = { 0x00, 0x04, 0x01, 0x01 },
-		.ack_len = 4
-	},
-	
-	{
-		.cmd = { 0x00, 0x01 },
-		.ack = { 0x00, 0x01, 0x01, 0x01 },
-		.ack_len = 4
-	},
-
-	{
-		.cmd = { 0x00, 0x05 },
-		.ack = { 0x00, 0x05, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01 },
-		.ack_len = 8
-	},
-
-	/* Led */
-	{
-		.cmd = { 0x05, 0x00 },
-		.ack = {},
-		.ack_len = 0
-	},
-
-	{
-		.cmd = { 0x05, 0x01 },
-		.ack = {},
-		.ack_len = 0
-	}
-};
-
-/*
- * Write a command and verify reponse
- */
-static gint
-bulk_write_safe(libusb_dev_handle *dev, req_index rIndex) {
-
-	gchar reponse[ACK_LEN];
-	gint r;
-	gchar *cmd = (gchar *)fdu_req[rIndex].cmd;
-	gchar *ack = (gchar *)fdu_req[rIndex].ack;
-	gint ack_len = fdu_req[rIndex].ack_len;
-	struct libusb_bulk_transfer wrmsg = {
-		.endpoint = EP_CMD,
-		.data = cmd,
-		.length = sizeof(cmd),
-	};
-	struct libusb_bulk_transfer readmsg = {
-		.endpoint = EP_REPLY,
-		.data = reponse,
-		.length = sizeof(reponse),
-	};
-	int trf;
-
-	r = libusb_bulk_transfer(dev, &wrmsg, &trf, BULK_TIMEOUT);
-	if (r < 0)
-		return r;
-
-	if (ack_len == 0)
-		return 0;
-
-	/* Check reply from FP */
-	r = libusb_bulk_transfer(dev, &readmsg, &trf, BULK_TIMEOUT);
-	if (r < 0)
-		return r;
-
-	if (!strncmp(ack, reponse, ack_len))
-		return 0;
-	
-	fp_err("Expected different ACK from dev");
-	return 1;	/* Error */
-}
-
-static gint
-capture(struct fp_img_dev *dev, gboolean unconditional,
-	struct fp_img **ret)
-{
-#define RAW_IMAGE_WIDTH		398
-#define RAW_IMAGE_HEIGTH	301
-#define RAW_IMAGE_SIZE		(RAW_IMAGE_WIDTH * RAW_IMAGE_HEIGTH)
-
-	struct fp_img *img = NULL;
-	int bytes, r;
-	const gchar SOF[] = { 0x0f, 0x0f, 0x0f, 0x0f, 0x00, 0x00, 0x0c, 0x07 };  // Start of frame
-	const gchar SOL[] = { 0x0f, 0x0f, 0x0f, 0x0f, 0x00, 0x00, 0x0b, 0x06 };  // Start of line + { L L } (L: Line num) (8 nibbles)
-	gchar *buffer = g_malloc0(RAW_IMAGE_SIZE * 6);
-	gchar *image;
-	gchar *p;
-	guint offset;
-	struct libusb_bulk_transfer msg = {
-		.endpoint = EP_IMAGE,
-		.data = buffer,
-		.length = RAW_IMAGE_SIZE * 6,
-	};
-
-	image  = g_malloc0(RAW_IMAGE_SIZE);
-
-	if ((r = bulk_write_safe(fpi_dev_get_usb_dev(FP_DEV(dev)), LED_ON))) {
-		fp_err("Command: LED_ON");
-		goto out;
-	}
-	
-	if ((r = bulk_write_safe(fpi_dev_get_usb_dev(FP_DEV(dev)), CAPTURE_READY))) {
-		fp_err("Command: CAPTURE_READY");
-		goto out;
-	}
-
-read:	
-	if ((r = bulk_write_safe(fpi_dev_get_usb_dev(FP_DEV(dev)), CAPTURE_READ))) {
-		fp_err("Command: CAPTURE_READ");
-		goto out;
-	}
-
-	/* Now we are ready to read from dev */
-
-	r = libusb_bulk_transfer(fpi_dev_get_usb_dev(FP_DEV(dev)), &msg, &bytes, BULK_TIMEOUT * 10);
-	if (r < 0 || bytes < 1)
-		goto read;
-
-	/*
-	 * Find SOF (start of line)
-	 */
-	p = memmem(buffer, RAW_IMAGE_SIZE * 6,
-			(const gpointer)SOF, sizeof SOF);
-	fp_dbg("Read %d byte/s from dev", bytes);
-	if (!p)
-		goto out;
-
-	p += sizeof SOF;
-
-	int i = 0;
-	bytes = 0;
-	while(p) {
-		if ( i >= RAW_IMAGE_HEIGTH )
-			break;
-
-		offset = p - buffer;
-		p = memmem(p, (RAW_IMAGE_SIZE * 6) - (offset),
-				(const gpointer)SOL, sizeof SOL);
-		if (p) {
-			p += sizeof SOL + 4;
-			int j;
-			for (j = 0; j < RAW_IMAGE_WIDTH; j++) {
-				/*
-				 * Convert from 4 to 8 bits
-				 * The SECUGEN-FDU2000 has 4 lines of data, so we need to join 2 bytes into 1
-				 */
-				*(image + bytes + j)  = *(p + (j * 2) + 0) << 4 & 0xf0;
-				*(image + bytes + j) |= *(p + (j * 2) + 1) & 0x0f;
-			}
-			p += RAW_IMAGE_WIDTH * 2;
-			bytes += RAW_IMAGE_WIDTH;
-			i++;
-		}
-	}
-
-	if ((r = bulk_write_safe(fpi_dev_get_usb_dev(FP_DEV(dev)), CAPTURE_END))) {
-		fp_err("Command: CAPTURE_END");
-		goto out;
-	}
-
-	if ((r = bulk_write_safe(fpi_dev_get_usb_dev(FP_DEV(dev)), LED_OFF))) {
-		fp_err("Command: LED_OFF");
-		goto out;
-	}
-
-	img = fpi_img_new_for_imgdev(dev);
-	memcpy(img->data, image, RAW_IMAGE_SIZE);
-	img->flags = FP_IMG_COLORS_INVERTED | FP_IMG_V_FLIPPED | FP_IMG_H_FLIPPED;
-	*ret = img;
-
-out:
-	g_free(buffer);
-	g_free(image);
-
-	return r;
-}
-
-static
-gint dev_init(struct fp_img_dev *dev, unsigned long driver_data)
-{
-	gint r;
-	//if ( (r = usb_set_configuration(fpi_dev_get_usb_dev(FP_DEV(dev)), 1)) < 0 )
-	//	goto out;
-
-	if ( (r = libusb_claim_interface(fpi_dev_get_usb_dev(FP_DEV(dev)), 0)) < 0 ) {
-		fp_err("could not claim interface 0: %s", libusb_error_name(r));
-		return r;
-	}
-
-	//if ( (r = usb_set_altinterface(fpi_dev_get_usb_dev(FP_DEV(dev)), 1)) < 0 )
-	//	goto out;
-
-	//if ( (r = usb_clear_halt(fpi_dev_get_usb_dev(FP_DEV(dev)), EP_CMD)) < 0 )
-	//	goto out;
-
-	/* Make sure sensor mode is not capture_{ready|read} */
-	if ((r = bulk_write_safe(fpi_dev_get_usb_dev(FP_DEV(dev)), CAPTURE_END))) {
-		fp_err("Command: CAPTURE_END");
-		goto out;
-	}
-
-	if ((r = bulk_write_safe(fpi_dev_get_usb_dev(FP_DEV(dev)), LED_OFF))) {
-		fp_err("Command: LED_OFF");
-		goto out;
-	}
-
-	return 0;
-
-out:
-	fp_err("could not init dev");
-	return r;
-}
-
-static
-void dev_exit(struct fp_img_dev *dev)
-{
-	if (bulk_write_safe(fpi_dev_get_usb_dev(FP_DEV(dev)), CAPTURE_END))
-		fp_err("Command: CAPTURE_END");
-
-	libusb_release_interface(fpi_dev_get_usb_dev(FP_DEV(dev)), 0);
-}
-
-static const struct usb_id id_table[] = {
-	{ .vendor = 0x1162, .product = 0x0300 },
-	{ 0, 0, 0, },
-};
-
-struct fp_img_driver fdu2000_driver = {
-	.driver = {
-		.id = FDU2000_ID,
-		.name = FP_COMPONENT,
-		.full_name = "Secugen FDU 2000",
-		.id_table = id_table,
-		.scan_type = FP_SCAN_TYPE_PRESS,
-	},
-	.img_height = RAW_IMAGE_HEIGTH,
-	.img_width = RAW_IMAGE_WIDTH,
-	.bz3_threshold = 23,
-
-	.init = dev_init,
-	.exit = dev_exit,
-	.capture = capture,
-};
diff --git a/libfprint/meson.build b/libfprint/meson.build
index 2b8227e..976c70c 100644
--- a/libfprint/meson.build
+++ b/libfprint/meson.build
@@ -97,9 +97,6 @@ foreach driver: drivers
         aeslib = true
         aes3k = true
     endif
-    if driver == 'fdu2000'
-        drivers_sources += [ 'drivers/fdu2000.c' ]
-    endif
     if driver == 'vcom5s'
         drivers_sources += [ 'drivers/vcom5s.c' ]
     endif