127 lines
3.9 KiB
C
127 lines
3.9 KiB
C
/* This file is part of actionpro-cli.
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*
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* Actionpro-cli is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <stdint.h>
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#include <string.h>
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#include <libusb-1.0/libusb.h>
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#include "xusb.h"
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#include "usbms.h"
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#include "config.h"
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static struct libusb_device_handle *handle = NULL;
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int send_command(const uint8_t opcode, const uint8_t *buf, const uint8_t buflen)
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{
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int rc;
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uint32_t expected_tag = 0;
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int size;
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uint8_t cdb[CDB_MAX_LENGTH];
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uint8_t sense[REQUEST_SENSE_LENGTH];
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memset(cdb, 0, sizeof(cdb));
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cdb[0] = 0x03; // Request Sense
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cdb[4] = REQUEST_SENSE_LENGTH;
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send_mass_storage_command(handle, 0x01, 0, cdb, LIBUSB_ENDPOINT_IN, REQUEST_SENSE_LENGTH, &expected_tag);
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rc = libusb_bulk_transfer(handle, 0x81, (unsigned char*)&sense, REQUEST_SENSE_LENGTH, &size, 1000);
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if (rc < 0) {
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printf("libusb_bulk_transfer failed: %s\n", libusb_error_name(rc));
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return ACTIONPRO_CMD_ERROR;
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}
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rc = libusb_bulk_transfer(handle, 0x81, (unsigned char*)&sense, REQUEST_SENSE_LENGTH, &size, 1000);
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if (rc < 0) {
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printf("libusb_bulk_transfer failed: %s\n", libusb_error_name(rc));
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return ACTIONPRO_CMD_ERROR;
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}
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memset(cdb, 0, sizeof(cdb));
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cdb[0] = opcode;
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memcpy(cdb+2, buf, buflen);
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send_mass_storage_command(handle, 0x01, 0, cdb, LIBUSB_ENDPOINT_IN, REQUEST_SENSE_LENGTH, &expected_tag);
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rc = libusb_bulk_transfer(handle, 0x81, (unsigned char*)&sense, REQUEST_SENSE_LENGTH, &size, 1000);
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if (rc < 0) {
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printf("libusb_bulk_transfer failed: %s\n", libusb_error_name(rc));
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return ACTIONPRO_CMD_ERROR;
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}
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return ACTIONPRO_CMD_OK;
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}
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int open_device()
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{
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int rc;
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if (handle)
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return ACTIONPRO_OK;
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rc = libusb_init(NULL);
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if (rc < 0) {
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printf("\nFailed to initialize libusb\n");
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return ACTIONPRO_ERROR;
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}
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handle = libusb_open_device_with_vid_pid(NULL, ACTION_VENDOR_ID, ACTION_PRODUCT_ID);
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if (handle == NULL) {
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fprintf(stderr, "Cannot open camera device %04X:%04X.\n",
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ACTION_VENDOR_ID, ACTION_PRODUCT_ID);
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return ACTIONPRO_NOT_FOUND;
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}
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libusb_set_configuration(handle, ACTIONPRO_USB_CONFIGURATION);
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if (libusb_kernel_driver_active(handle, ACTIONPRO_USB_INTERFACE) == 1) {
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rc = libusb_detach_kernel_driver(handle, ACTIONPRO_USB_INTERFACE);
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if (rc != 0) {
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fprintf(stderr, "Failed to detach kernel driver.\n");
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return ACTIONPRO_ERROR;
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}
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}
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rc = libusb_claim_interface(handle, ACTIONPRO_USB_INTERFACE);
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if (rc != 0) {
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fprintf(stderr, "Failed to claim usb interface.\n");
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return ACTIONPRO_ERROR;
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}
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return ACTIONPRO_OK;
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}
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int close_device()
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{
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if (handle) {
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libusb_release_interface(handle, 0);
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libusb_reset_device(handle);
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libusb_close(handle);
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handle = NULL;
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}
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libusb_exit(NULL);
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return ACTIONPRO_OK;
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}
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