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extremecoders-re/usb_modeswitch.c

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usb_modeswitch.c
/*
Mode switching tool for controlling mode of 'multi-state' USB devices
Version 2.5.2, 2017/12/31
Copyright (C) 2007 - 2017 Josua Dietze (mail to "usb_admin" at the domain
of the home page; or write a personal message through the forum to "Josh".
NO SUPPORT VIA E-MAIL - please use the forum for that)
Major contributions:
Command line parsing, decent usage/config output/handling, bugfixes and advanced
options added by:
Joakim Wennergren
TargetClass parameter implementation to support new Option devices/firmware:
Paul Hardwick (http://www.pharscape.org)
Created with initial help from:
"usbsnoop2libusb.pl" by Timo Lindfors (http://iki.fi/lindi/usb/usbsnoop2libusb.pl)
Config file parsing code borrowed from:
Guillaume Dargaud (http://www.gdargaud.net/Hack/SourceCode.html)
Hexstr2bin function borrowed from:
Jouni Malinen (http://hostap.epitest.fi/wpa_supplicant, from "common.c")
Other contributions: see README
Device information contributors are named in the "device_reference.txt" file. See
homepage.
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:
http://www.gnu.org/licenses/gpl.txt
*/
/* Recommended tab size: 4 */
#define VERSION "2.5.2"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include <ctype.h>
#include <getopt.h>
#include <syslog.h>
#include <unistd.h>
#include "usb_modeswitch.h"
// Little helpers
int usb_bulk_io(struct libusb_device_handle *handle, int ep, unsigned char *bytes,
int size, int timeout)
{
int actual_length;
int r;
// usbi_dbg("endpoint %x size %d timeout %d", ep, size, timeout);
r = libusb_bulk_transfer(handle, ep & 0xff, bytes, size,
&actual_length, timeout);
/* if we timed out but did transfer some data, report as successful short
* read. FIXME: is this how libusb-0.1 works? */
if (r == 0 || (r == LIBUSB_ERROR_TIMEOUT && actual_length > 0))
return actual_length;
return r;
}
static int usb_interrupt_io(libusb_device_handle *handle, int ep, unsigned char *bytes,
int size, int timeout)
{
int actual_length;
int r;
// usbi_dbg("endpoint %x size %d timeout %d", ep, size, timeout);
r = libusb_interrupt_transfer(handle, ep & 0xff, bytes, size,
&actual_length, timeout);
/* if we timed out but did transfer some data, report as successful short
* read. FIXME: is this how libusb-0.1 works? */
if (r == 0 || (r == LIBUSB_ERROR_TIMEOUT && actual_length > 0))
return actual_length;
return (r);
}
#define LINE_DIM 1024
#define MSG_DIM 11
#define MAXLINES 50
#define BUF_SIZE 4096
#define DESCR_MAX 129
#define SEARCH_DEFAULT 0
#define SEARCH_TARGET 1
#define SEARCH_BUSDEV 2
#define SWITCH_CONFIG_MAXTRIES 5
#define SHOW_PROGRESS if (show_progress) fprintf
char *TempPP=NULL;
static struct libusb_context *ctx = NULL;
static struct libusb_device *dev = NULL;
static struct libusb_device_handle *devh = NULL;
static struct libusb_config_descriptor *active_config = NULL;
int DefaultVendor=0, DefaultProduct=0, TargetVendor=0, TargetProduct=-1, TargetClass=0;
int MessageEndpoint=0, ResponseEndpoint=0, ReleaseDelay=0;
int targetDeviceCount=0, searchMode;
int devnum=-1, busnum=-1;
unsigned int ModeMap = 0;
#define DETACHONLY_MODE 0x00000001
#define HUAWEI_MODE 0x00000002
#define SIERRA_MODE 0x00000004
#define SONY_MODE 0x00000008
#define GCT_MODE 0x00000010
#define KOBIL_MODE 0x00000020
#define SEQUANS_MODE 0x00000040
#define MOBILEACTION_MODE 0x00000080
#define CISCO_MODE 0x00000100
#define QISDA_MODE 0x00000200
#define QUANTA_MODE 0x00000400
#define BLACKBERRY_MODE 0x00000800
#define PANTECH_MODE 0x00001000
#define HUAWEINEW_MODE 0x00002000
#define OPTION_MODE 0x00004000
#define HUAWEIALT_MODE 0x00008000
int PantechMode=0;
char verbose=0, show_progress=1, ResetUSB=0, CheckSuccess=0, config_read=0;
char NoDriverLoading=0, sysmode=0, mbim=0;
char StandardEject=0;
char MessageContent[LINE_DIM];
char MessageContent2[LINE_DIM];
char MessageContent3[LINE_DIM];
char TargetProductList[LINE_DIM];
char DefaultProductList[5];
unsigned char ByteString[LINE_DIM/2];
unsigned char buffer[BUF_SIZE];
char **Messages = NULL;
FILE *output;
/* Settable interface, altsetting (for debugging mostly) and configuration */
int Interface = -1, Configuration = 0, AltSetting = -1;
static struct option long_options[] = {
{"help", no_argument, 0, 'h'},
{"version", no_argument, 0, 'e'},
{"default-vendor", required_argument, 0, 'v'},
{"default-product", required_argument, 0, 'p'},
{"target-vendor", required_argument, 0, 'V'},
{"target-product", required_argument, 0, 'P'},
{"target-class", required_argument, 0, 'C'},
{"message-endpoint", required_argument, 0, 'm'},
{"message-content", required_argument, 0, 'M'},
{"message-content2", required_argument, 0, '2'},
{"message-content3", required_argument, 0, '3'},
{"release-delay", required_argument, 0, 'w'},
{"response-endpoint", required_argument, 0, 'r'},
{"bus-num", required_argument, 0, 'b'},
{"device-num", required_argument, 0, 'g'},
{"detach-only", no_argument, 0, 'd'},
{"huawei-mode", no_argument, 0, 'H'},
{"huawei-new-mode", no_argument, 0, 'J'},
{"huawei-alt-mode", no_argument, 0, 'X'},
{"sierra-mode", no_argument, 0, 'S'},
{"sony-mode", no_argument, 0, 'O'},
{"qisda-mode", no_argument, 0, 'B'},
{"quanta-mode", no_argument, 0, 'E'},
{"kobil-mode", no_argument, 0, 'T'},
{"gct-mode", no_argument, 0, 'G'},
{"sequans-mode", no_argument, 0, 'N'},
{"mobileaction-mode", no_argument, 0, 'A'},
{"cisco-mode", no_argument, 0, 'L'},
{"blackberry-mode", no_argument, 0, 'Z'},
{"option-mode", no_argument, 0, 'U'},
{"pantech-mode", required_argument, 0, 'F'},
{"std-eject", no_argument, 0, 'K'},
{"need-response", no_argument, 0, 'n'},
{"reset-usb", no_argument, 0, 'R'},
{"config-file", required_argument, 0, 'c'},
{"verbose", no_argument, 0, 'W'},
{"quiet", no_argument, 0, 'Q'},
{"sysmode", no_argument, 0, 'D'},
{"inquire", no_argument, 0, 'I'},
{"stdinput", no_argument, 0, 't'},
{"find-mbim", no_argument, 0, 'j'},
{"long-config", required_argument, 0, 'f'},
{"check-success", required_argument, 0, 's'},
{"interface", required_argument, 0, 'i'},
{"configuration", required_argument, 0, 'u'},
{"altsetting", required_argument, 0, 'a'},
{0, 0, 0, 0}
};
void readConfigFile(const char *configFilename)
{
ParseParamHex(configFilename, TargetVendor);
ParseParamHex(configFilename, TargetProduct);
ParseParamString(configFilename, TargetProductList);
ParseParamHex(configFilename, TargetClass);
ParseParamHex(configFilename, DefaultVendor);
ParseParamHex(configFilename, DefaultProduct);
ParseParamBoolMap(configFilename, DetachStorageOnly, ModeMap, DETACHONLY_MODE);
ParseParamBoolMap(configFilename, HuaweiMode, ModeMap, HUAWEI_MODE);
ParseParamBoolMap(configFilename, HuaweiNewMode, ModeMap, HUAWEINEW_MODE);
ParseParamBoolMap(configFilename, HuaweiAltMode, ModeMap, HUAWEIALT_MODE);
ParseParamBoolMap(configFilename, SierraMode, ModeMap, SIERRA_MODE);
ParseParamBoolMap(configFilename, SonyMode, ModeMap, SONY_MODE);
ParseParamBoolMap(configFilename, GCTMode, ModeMap, GCT_MODE);
ParseParamBoolMap(configFilename, KobilMode, ModeMap, KOBIL_MODE);
ParseParamBoolMap(configFilename, SequansMode, ModeMap, SEQUANS_MODE);
ParseParamBoolMap(configFilename, MobileActionMode, ModeMap, MOBILEACTION_MODE);
ParseParamBoolMap(configFilename, CiscoMode, ModeMap, CISCO_MODE);
ParseParamBoolMap(configFilename, QisdaMode, ModeMap, QISDA_MODE);
ParseParamBoolMap(configFilename, QuantaMode, ModeMap, QUANTA_MODE);
ParseParamBoolMap(configFilename, OptionMode, ModeMap, OPTION_MODE);
ParseParamBoolMap(configFilename, BlackberryMode, ModeMap, BLACKBERRY_MODE);
ParseParamInt(configFilename, PantechMode);
if (PantechMode)
ModeMap |= PANTECH_MODE;
ParseParamBool(configFilename, StandardEject);
ParseParamBool(configFilename, NoDriverLoading);
ParseParamHex(configFilename, MessageEndpoint);
ParseParamString(configFilename, MessageContent);
ParseParamString(configFilename, MessageContent2);
ParseParamString(configFilename, MessageContent3);
ParseParamInt(configFilename, ReleaseDelay);
ParseParamHex(configFilename, ResponseEndpoint);
ParseParamHex(configFilename, ResetUSB);
ParseParamInt(configFilename, CheckSuccess);
ParseParamHex(configFilename, Interface);
ParseParamHex(configFilename, Configuration);
ParseParamHex(configFilename, AltSetting);
/* TargetProductList has priority over TargetProduct */
if (TargetProduct != -1 && TargetProductList[0] != '\0') {
TargetProduct = -1;
SHOW_PROGRESS(output,"Warning: TargetProductList overrides TargetProduct!\n");
}
config_read = 1;
}
void printConfig()
{
if ( DefaultVendor )
fprintf (output,"DefaultVendor= 0x%04x\n", DefaultVendor);
if ( DefaultProduct )
fprintf (output,"DefaultProduct= 0x%04x\n", DefaultProduct);
if ( TargetVendor )
fprintf (output,"TargetVendor= 0x%04x\n", TargetVendor);
if ( TargetProduct > -1 )
fprintf (output,"TargetProduct= 0x%04x\n", TargetProduct);
if ( TargetClass )
fprintf (output,"TargetClass= 0x%02x\n", TargetClass);
if ( strlen(TargetProductList) )
fprintf (output,"TargetProductList=\"%s\"\n", TargetProductList);
if (StandardEject)
fprintf (output,"\nStandardEject=1\n");
if (ModeMap & DETACHONLY_MODE)
fprintf (output,"\nDetachStorageOnly=1\n");
if (ModeMap & HUAWEI_MODE)
fprintf (output,"HuaweiMode=1\n");
if (ModeMap & HUAWEINEW_MODE)
fprintf (output,"HuaweiNewMode=1\n");
if (ModeMap & HUAWEIALT_MODE)
fprintf (output,"HuaweiAltMode=1\n");
if (ModeMap & SIERRA_MODE)
fprintf (output,"SierraMode=1\n");
if (ModeMap & SONY_MODE)
fprintf (output,"SonyMode=1\n");
if (ModeMap & QISDA_MODE)
fprintf (output,"QisdaMode=1\n");
if (ModeMap & QUANTA_MODE)
fprintf (output,"QuantaMode=1\n");
if (ModeMap & GCT_MODE)
fprintf (output,"GCTMode=1\n");
if (ModeMap & KOBIL_MODE)
fprintf (output,"KobilMode=1\n");
if (ModeMap & SEQUANS_MODE)
fprintf (output,"SequansMode=1\n");
if (ModeMap & MOBILEACTION_MODE)
fprintf (output,"MobileActionMode=1\n");
if (ModeMap & CISCO_MODE)
fprintf (output,"CiscoMode=1\n");
if (ModeMap & BLACKBERRY_MODE)
fprintf (output,"BlackberryMode=1\n");
if (ModeMap & OPTION_MODE)
fprintf (output,"OptionMode=1\n");
if (ModeMap & PANTECH_MODE)
fprintf (output,"PantechMode=1\n");
if ( MessageEndpoint )
fprintf (output,"MessageEndpoint=0x%02x\n", MessageEndpoint);
if ( strlen(MessageContent) )
fprintf (output,"MessageContent=\"%s\"\n", MessageContent);
if ( strlen(MessageContent2) )
fprintf (output,"MessageContent2=\"%s\"\n", MessageContent2);
if ( strlen(MessageContent3) )
fprintf (output,"MessageContent3=\"%s\"\n", MessageContent3);
if ( ResponseEndpoint )
fprintf (output,"ResponseEndpoint=0x%02x\n", ResponseEndpoint);
if ( Interface > -1 )
fprintf (output,"Interface=0x%02x\n", Interface);
if ( Configuration > 0 )
fprintf (output,"Configuration=0x%02x\n", Configuration);
if ( AltSetting > -1 )
fprintf (output,"AltSetting=0x%02x\n", AltSetting);
if ( CheckSuccess )
fprintf (output,"Success check enabled, max. wait time %d seconds\n", CheckSuccess);
if ( sysmode )
fprintf (output,"System integration mode enabled\n");
}
int readArguments(int argc, char **argv)
{
int c, option_index = 0, count=0;
char *longConfig = NULL;
if (argc==1)
{
printHelp();
printVersion();
exit(1);
}
while (1)
{
c = getopt_long (argc, argv, "hejWQDndKHJSOBEGTNALZUXF:RItv:p:V:P:C:m:M:2:3:w:r:c:i:u:a:s:f:b:g:",
long_options, &option_index);
/* Detect the end of the options. */
if (c == -1)
break;
count++;
switch (c)
{
case 'R': ResetUSB = 1; break;
case 'v': DefaultVendor = strtol(optarg, NULL, 16); break;
case 'p': DefaultProduct = strtol(optarg, NULL, 16); break;
case 'V': TargetVendor = strtol(optarg, NULL, 16); break;
case 'P': TargetProduct = strtol(optarg, NULL, 16); break;
case 'C': TargetClass = strtol(optarg, NULL, 16); break;
case 'm': MessageEndpoint = strtol(optarg, NULL, 16); break;
case 'M': strncpy(MessageContent, optarg, LINE_DIM); break;
case '2': strncpy(MessageContent2, optarg, LINE_DIM); break;
case '3': strncpy(MessageContent3, optarg, LINE_DIM); break;
case 'w': ReleaseDelay = strtol(optarg, NULL, 10); break;
case 'n': break;
case 'r': ResponseEndpoint = strtol(optarg, NULL, 16); break;
case 'K': StandardEject = 1; break;
case 'd': ModeMap = ModeMap + DETACHONLY_MODE; break;
case 'H': ModeMap = ModeMap + HUAWEI_MODE; break;
case 'J': ModeMap = ModeMap + HUAWEINEW_MODE; break;
case 'X': ModeMap = ModeMap + HUAWEIALT_MODE; break;
case 'S': ModeMap = ModeMap + SIERRA_MODE; break;
case 'O': ModeMap = ModeMap + SONY_MODE; break;; break;
case 'B': ModeMap = ModeMap + QISDA_MODE; break;
case 'E': ModeMap = ModeMap + QUANTA_MODE; break;
case 'G': ModeMap = ModeMap + GCT_MODE; break;
case 'T': ModeMap = ModeMap + KOBIL_MODE; break;
case 'N': ModeMap = ModeMap + SEQUANS_MODE; break;
case 'A': ModeMap = ModeMap + MOBILEACTION_MODE; break;
case 'L': ModeMap = ModeMap + CISCO_MODE; break;
case 'Z': ModeMap = ModeMap + BLACKBERRY_MODE; break;
case 'U': ModeMap = ModeMap + OPTION_MODE; break;
case 'F': ModeMap = ModeMap + PANTECH_MODE;
PantechMode = strtol(optarg, NULL, 10); break;
case 'c': readConfigFile(optarg); break;
case 't': readConfigFile("stdin"); break;
case 'W': verbose = 1; show_progress = 1; count--; break;
case 'Q': show_progress = 0; verbose = 0; count--; break;
case 'D': sysmode = 1; count--; break;
case 's': CheckSuccess = strtol(optarg, NULL, 10); count--; break;
case 'I': break;
case 'b': busnum = strtol(optarg, NULL, 10); break;
case 'g': devnum = strtol(optarg, NULL, 10); break;
case 'i': Interface = strtol(optarg, NULL, 16); break;
case 'u': Configuration = strtol(optarg, NULL, 16); break;
case 'a': AltSetting = strtol(optarg, NULL, 16); break;
case 'j': mbim = 1; break;
case 'f':
longConfig = malloc(strlen(optarg)+5);
strcpy(longConfig,"##\n");
strcat(longConfig,optarg);
strcat(longConfig,"\n");
readConfigFile(longConfig);
free(longConfig);
break;
case 'e':
printVersion();
exit(0);
break;
case 'h':
printVersion();
printHelp();
exit(0);
break;
default: /* Unsupported - error message has already been printed */
fprintf (output,"\n");
printHelp();
exit(1);
}
}
return count;
}
int main(int argc, char **argv)
{
int ret=0, numDefaults=0, sonySuccess=0, i;
int defaultClass=0, interfaceClass=0, currentConfigVal=0;
struct libusb_device_descriptor descriptor;
enum libusb_error libusbError;
/* Make sure we have empty strings even if not set by config */
TargetProductList[0] = '\0';
MessageContent[0] = '\0';
MessageContent2[0] = '\0';
MessageContent3[0] = '\0';
DefaultProductList[0] = '\0';
/* Useful for debugging during boot */
// output=fopen("/dev/console", "w");
output=stdout;
signal(SIGTERM, release_usb_device);
/*
* Parameter parsing, USB preparation/diagnosis, plausibility checks
*/
/* Check command arguments, use params instead of config file when given */
switch (readArguments(argc, argv)) {
case 0: /* no argument or -W, -q or -s */
break;
default: /* one or more arguments except -W, -q or -s */
if (!config_read) /* if arguments contain -c, the config file was already processed */
if (verbose) fprintf(output,"Take all parameters from the command line\n\n");
}
if (verbose) {
printVersion();
printConfig();
fprintf(output,"\n");
}
/* Some sanity checks. The default IDs are mandatory */
if (!(DefaultVendor && DefaultProduct)) {
SHOW_PROGRESS(output,"No default vendor/product ID given. Abort\n\n");
exit(1);
}
if (strlen(MessageContent)) {
if (strlen(MessageContent) % 2 != 0) {
fprintf(stderr, "MessageContent hex string has uneven length. Abort\n\n");
exit(1);
}
if ( hexstr2bin(MessageContent, ByteString, strlen(MessageContent)/2) == -1) {
fprintf(stderr, "MessageContent %s\n is not a hex string. Abort\n\n",
MessageContent);
exit(1);
}
}
if (devnum == -1) {
searchMode = SEARCH_DEFAULT;
} else {
SHOW_PROGRESS(output,"Use given bus/device number: %03d/%03d ...\n", busnum, devnum);
searchMode = SEARCH_BUSDEV;
}
if (show_progress)
if (CheckSuccess && !(TargetVendor || TargetProduct > -1 || TargetProductList[0] != '\0')
&& !TargetClass)
fprintf(output,"Note: No target parameter given; success check limited\n");
if (TargetProduct > -1 && TargetProductList[0] == '\0') {
sprintf(TargetProductList,"%04x",TargetProduct);
TargetProduct = -1;
}
/* libusb initialization */
if ((libusbError = libusb_init(&ctx)) != LIBUSB_SUCCESS) {
fprintf(stderr, "Error: Failed to initialize libusb. %s (%d)\n\n",
libusb_error_name(libusbError), libusbError);
exit(1);
}
if (verbose)
libusb_set_debug(ctx, 3);
if (mbim) {
printf("%d\n", findMBIMConfig(DefaultVendor, DefaultProduct, searchMode) );
exit(0);
}
/* Count existing target devices, remember for success check */
if (searchMode != SEARCH_BUSDEV && (TargetVendor || TargetClass)) {
SHOW_PROGRESS(output,"Look for target devices ...\n");
search_devices(&targetDeviceCount, TargetVendor, TargetProductList, TargetClass, 0,
SEARCH_TARGET);
if (targetDeviceCount) {
SHOW_PROGRESS(output," Found devices in target mode or class (%d)\n", targetDeviceCount);
} else
SHOW_PROGRESS(output," No devices in target mode or class found\n");
}
/* Count default devices, get the last one found */
SHOW_PROGRESS(output,"Look for default devices ...\n");
sprintf(DefaultProductList,"%04x",DefaultProduct);
dev = search_devices(&numDefaults, DefaultVendor, DefaultProductList, TargetClass,
Configuration, searchMode);
if (numDefaults) {
SHOW_PROGRESS(output," Found devices in default mode (%d)\n", numDefaults);
} else {
SHOW_PROGRESS(output," No devices in default mode found. Nothing to do. Bye!\n\n");
close_all();
exit(0);
}
if (dev == NULL) {
SHOW_PROGRESS(output," No bus/device match. Is device connected? Abort\n\n");
close_all();
exit(0);
} else {
if (devnum == -1) {
devnum = libusb_get_device_address(dev);
busnum = libusb_get_bus_number(dev);
SHOW_PROGRESS(output,"Access device %03d on bus %03d\n", devnum, busnum);
}
libusb_open(dev, &devh);
if (devh == NULL) {
SHOW_PROGRESS(output,"Error opening the device. Abort\n\n");
abortExit();
}
}
/* Get current configuration of default device, note value if Configuration
* parameter is set. Also sets active_config
*/
currentConfigVal = get_current_config_value(dev);
if (Configuration > -1) {
SHOW_PROGRESS(output,"Current configuration number is %d\n", currentConfigVal);
} else
currentConfigVal = 0;
libusb_get_device_descriptor(dev, &descriptor);
defaultClass = descriptor.bDeviceClass;
if (Interface == -1)
Interface = active_config->interface[0].altsetting[0].bInterfaceNumber;
SHOW_PROGRESS(output,"Use interface number %d\n", Interface);
/* Get class of default device/interface */
interfaceClass = get_interface_class();
if (interfaceClass == -1) {
fprintf(stderr, "Error: Could not get class of interface %d. Does it exist? Abort\n\n",Interface);
abortExit();
} else {
SHOW_PROGRESS(output," with class %d\n", interfaceClass);
}
if (defaultClass == 0 || defaultClass == 0xef)
defaultClass = interfaceClass;
else
if (interfaceClass == LIBUSB_CLASS_MASS_STORAGE && defaultClass != LIBUSB_CLASS_MASS_STORAGE
&& defaultClass != LIBUSB_CLASS_VENDOR_SPEC) {
/* Unexpected default class combined with differing interface class */
SHOW_PROGRESS(output,"Bogus Class/InterfaceClass: 0x%02x/0x08\n", defaultClass);
defaultClass = 8;
}
if ((strlen(MessageContent) && strncmp("55534243",MessageContent,8) == 0)
|| StandardEject || ModeMap & HUAWEINEW_MODE || ModeMap & HUAWEIALT_MODE
|| ModeMap & CISCO_MODE || ModeMap & OPTION_MODE)
if (defaultClass != 8) {
fprintf(stderr, "Error: can't use storage command in MessageContent with interface %d; "
"interface class is %d, expected 8. Abort\n\n", Interface, defaultClass);
abortExit();
}
/* Check or get endpoints and alloc message list if needed*/
if (strlen(MessageContent) || StandardEject || ModeMap & CISCO_MODE
|| ModeMap & HUAWEINEW_MODE || ModeMap & HUAWEIALT_MODE
|| ModeMap & OPTION_MODE) {
Messages = (char**) calloc(MSG_DIM, sizeof(char*));
for (i = 0; i < MSG_DIM; i++) {
Messages[i] = (char*) calloc(LINE_DIM, sizeof(char));
Messages[i][0] = '\0';
}
if (!MessageEndpoint)
MessageEndpoint = find_first_bulk_endpoint(LIBUSB_ENDPOINT_OUT);
if (!ResponseEndpoint)
ResponseEndpoint = find_first_bulk_endpoint(LIBUSB_ENDPOINT_IN);
if (!MessageEndpoint) {
fprintf(stderr,"Error: message endpoint not given or found. Abort\n\n");
abortExit();
}
if (!ResponseEndpoint) {
fprintf(stderr,"Error: response endpoint not given or found. Abort\n\n");
abortExit();
}
SHOW_PROGRESS(output,"Use endpoints 0x%02x (out) and 0x%02x (in)\n", MessageEndpoint,
ResponseEndpoint);
}
if (verbose) {
fprintf(output,"\nUSB description data (for identification)\n");
deviceDescription();
}
/* Special modes are exclusive, so check for illegal combinations.
* More than one bit set?
*/
if ( ModeMap & (ModeMap-1) ) {
fprintf(output,"Multiple special modes selected; check configuration. Abort\n\n");
abortExit();
}
if ((strlen(MessageContent) || StandardEject) && ModeMap ) {
MessageContent[0] = '\0';
StandardEject = 0;
fprintf(output,"Warning: MessageContent/StandardEject ignored; can't combine with special mode\n");
}
if (StandardEject && (strlen(MessageContent2) || strlen(MessageContent3))) {
fprintf(output,"Warning: MessageContent2/3 ignored; only one allowed with StandardEject\n");
}
if ( !ModeMap && !strlen(MessageContent) && AltSetting == -1 && !Configuration && !StandardEject )
SHOW_PROGRESS(output,"Warning: no switching method given. See documentation\n");
/*
* The switching actions
*/
if (sysmode) {
openlog("usb_modeswitch", 0, LOG_SYSLOG);
syslog(LOG_NOTICE, "switch device %04x:%04x on %03d/%03d", DefaultVendor, DefaultProduct,
busnum, devnum);
}
if (ModeMap & DETACHONLY_MODE) {
SHOW_PROGRESS(output,"Detach storage driver as switching method ...\n");
ret = detachDrivers();
if (ret == 2)
SHOW_PROGRESS(output," You may want to remove the storage driver manually\n");
}
if(ModeMap & HUAWEI_MODE) {
switchHuaweiMode();
}
if(ModeMap & SIERRA_MODE) {
switchSierraMode();
}
if(ModeMap & GCT_MODE) {
detachDrivers();
switchGCTMode();
}
if(ModeMap & QISDA_MODE) {
switchQisdaMode();
}
if(ModeMap & KOBIL_MODE) {
detachDrivers();
switchKobilMode();
}
if(ModeMap & QUANTA_MODE) {
switchQuantaMode();
}
if(ModeMap & SEQUANS_MODE) {
switchSequansMode();
}
if(ModeMap & MOBILEACTION_MODE) {
switchActionMode();
}
if(ModeMap & CISCO_MODE) {
detachDrivers();
switchCiscoMode();
}
if(ModeMap & BLACKBERRY_MODE) {
detachDrivers();
switchBlackberryMode();
}
if(ModeMap & PANTECH_MODE) {
detachDrivers();
if (PantechMode > 1)
switchPantechMode();
else
SHOW_PROGRESS(output,"Waiting for auto-switch of Pantech modem ...\n");
}
if(ModeMap & SONY_MODE) {
if (CheckSuccess)
SHOW_PROGRESS(output,"Note: CheckSuccess ignored; Sony mode does separate checks\n");
CheckSuccess = 0; /* separate and implied success control */
sonySuccess = switchSonyMode();
}
if (StandardEject) {
SHOW_PROGRESS(output,"Sending standard EJECT sequence\n");
detachDrivers();
strcpy(Messages[0],"5553424387654321000000000000061e000000000000000000000000000000");
strcpy(Messages[1],"5553424397654321000000000000061b000000020000000000000000000000");
strcpy(Messages[2],"5553424387654321000000000001061e000000000000000000000000000000");
strcpy(Messages[3],"5553424397654321000000000001061b000000020000000000000000000000");
if (MessageContent[0] != '\0')
strcpy(Messages[4], MessageContent);
switchSendMessage();
} else if (ModeMap & HUAWEINEW_MODE) {
SHOW_PROGRESS(output,"Using standard Huawei switching message\n");
detachDrivers();
strcpy(Messages[0],"55534243123456780000000000000011062000000101000100000000000000");
switchSendMessage();
} else if (ModeMap & HUAWEIALT_MODE) {
SHOW_PROGRESS(output,"Using alternative Huawei switching message\n");
detachDrivers();
strcpy(Messages[0],"55534243123456780000000000000011063000000000010000000000000000");
switchSendMessage();
} else if (ModeMap & OPTION_MODE) {
SHOW_PROGRESS(output,"Using standard Option switching message\n");
detachDrivers();
strcpy(Messages[0],"55534243123456780000000000000601000000000000000000000000000000");
switchSendMessage();
} else if (strlen(MessageContent)) {
detachDrivers();
strcpy(Messages[0],MessageContent);
if (MessageContent2[0] != '\0')
strcpy(Messages[1], MessageContent2);
if (MessageContent3[0] != '\0')
strcpy(Messages[2], MessageContent3);
switchSendMessage();
}
if (Configuration > 0) {
if (currentConfigVal != Configuration) {
if (switchConfiguration()) {
currentConfigVal = get_current_config_value(dev);
if (currentConfigVal == Configuration) {
SHOW_PROGRESS(output,"The configuration was set successfully\n");
} else {
SHOW_PROGRESS(output,"Changing the configuration has failed\n");
}
}
} else {
SHOW_PROGRESS(output,"Target configuration %d already active. Nothing to do. Bye!\n\n", currentConfigVal);
close_all();
exit(0);
}
}
if (AltSetting != -1) {
switchAltSetting();
}
/* No "removal" check if these are set */
if ((Configuration > 0 || AltSetting > -1) && !ResetUSB) {
libusb_close(devh);
devh = NULL;
}
if (ResetUSB) {
resetUSB();
devh = NULL;
}
if (searchMode == SEARCH_BUSDEV && sysmode) {
printf("ok:busdev\n");
close_all();
exit(0);
}
if (CheckSuccess) {
if (checkSuccess()) {
if (sysmode) {
if (NoDriverLoading)
printf("ok:\n");
else
if (TargetProduct < 1)
printf("ok:no_data\n");
else
printf("ok:%04x:%04x\n", TargetVendor, TargetProduct);
}
} else
if (sysmode)
printf("fail:\n");
} else {
if (ModeMap & SONY_MODE)
if (sonySuccess) {
if (sysmode) {
syslog(LOG_NOTICE, "switched S.E. MD400 to modem mode");
printf("ok:\n"); /* ACM device, no driver action */
}
SHOW_PROGRESS(output,"-> device should be stable now. Bye!\n\n");
} else {
if (sysmode)
printf("fail:\n");
SHOW_PROGRESS(output,"-> switching was probably not completed. Bye!\n\n");
}
else
SHOW_PROGRESS(output,"-> Run lsusb to note any changes. Bye!\n\n");
}
close_all();
exit(0);
}
/* Get descriptor strings if available (identification details) */
void deviceDescription ()
{
char imanufact[DESCR_MAX], iproduct[DESCR_MAX], iserial[DESCR_MAX];
int ret=0;
char* c;
memset (imanufact, ' ', DESCR_MAX);
memset (iproduct, ' ', DESCR_MAX);
memset (iserial, ' ', DESCR_MAX);
struct libusb_device_descriptor descriptor;
libusb_get_device_descriptor(dev, &descriptor);
int iManufacturer = descriptor.iManufacturer;
int iProduct = descriptor.iProduct;
int iSerialNumber = descriptor.iSerialNumber;
if (iManufacturer) {
ret = libusb_get_string_descriptor_ascii(devh, iManufacturer, (unsigned char *)imanufact, DESCR_MAX);
if (ret < 0) {
fprintf(stderr, "Error: could not get description string \"manufacturer\"\n");
strcpy(imanufact, "read error");
}
} else
strcpy(imanufact, "not provided");
c = strstr(imanufact, " ");
if (c)
memset((void*)c, '\0', 1);
if (iProduct) {
ret = libusb_get_string_descriptor_ascii(devh, iProduct, (unsigned char *)iproduct, DESCR_MAX);
if (ret < 0) {
fprintf(stderr, "Error: could not get description string \"product\"\n");
strcpy(iproduct, "read error");
}
} else
strcpy(iproduct, "not provided");
c = strstr(iproduct, " ");
if (c)
memset((void*)c, '\0', 1);
if (iSerialNumber) {
ret = libusb_get_string_descriptor_ascii(devh, iSerialNumber, (unsigned char *)iserial, DESCR_MAX);
if (ret < 0) {
fprintf(stderr, "Error: could not get description string \"serial number\"\n");
strcpy(iserial, "read error");
}
} else
strcpy(iserial, "not provided");
c = strstr(iserial, " ");
if (c)
memset((void*)c, '\0', 1);
fprintf(output,"-------------------------\n");
fprintf(output,"Manufacturer: %s\n", imanufact);
fprintf(output," Product: %s\n", iproduct);
fprintf(output," Serial No.: %s\n", iserial);
fprintf(output,"-------------------------\n");
}
/* Auxiliary function used by the wrapper */
int findMBIMConfig(int vendor, int product, int mode)
{
struct libusb_device **devs;
int resultConfig=0;
int i=0, j;
if (libusb_get_device_list(ctx, &devs) < 0) {
perror("Libusb could not access USB. Abort");
return 0;
}
SHOW_PROGRESS(output,"Search USB devices ...\n");
while ((dev = devs[i++]) != NULL) {
struct libusb_device_descriptor descriptor;
libusb_get_device_descriptor(dev, &descriptor);
if (mode == SEARCH_BUSDEV) {
if ((libusb_get_bus_number(dev) != busnum) ||
(libusb_get_device_address(dev) != devnum)) {
continue;
} else {
if (descriptor.idVendor != vendor)
continue;
if (product != descriptor.idProduct)
continue;
}
}
SHOW_PROGRESS(output,"Found device, search for MBIM configuration...\n");
// No check if there is only one configuration
if (descriptor.bNumConfigurations < 2)
return -1;
// Checking all interfaces of all configurations
for (j=0; j<descriptor.bNumConfigurations; j++) {
struct libusb_config_descriptor *config;
libusb_get_config_descriptor(dev, j, &config);
resultConfig = config->bConfigurationValue;
for (i=0; i<config->bNumInterfaces; i++) {
if ( config->interface[i].altsetting[0].bInterfaceClass == 2 )
if ( config->interface[i].altsetting[0].bInterfaceSubClass == 0x0e ) {
// found MBIM interface in this configuration
libusb_free_config_descriptor(config);
return resultConfig;
}
}
libusb_free_config_descriptor(config);
}
return -1;
}
return 0;
}
void resetUSB ()
{
int success;
int bpoint = 0;
if (!devh) {
fprintf(output,"Device handle empty, skip USB reset\n");
return;
}
if (show_progress) {
fprintf(output,"Reset USB device ");
fflush(output);
}
sleep( 1 );
do {
success = libusb_reset_device(devh);
if ( ((bpoint % 10) == 0) && show_progress ) {
fprintf(output,".");
fflush(output);
}
bpoint++;
if (bpoint > 100)
success = 1;
} while (success < 0);
if ( success ) {
SHOW_PROGRESS(output,"\n Device reset failed.\n");
} else
SHOW_PROGRESS(output,"\n Device was reset\n");
}
int switchSendMessage ()
{
const char* cmdHead = "55534243";
int ret, i;
int retries = 1;
/* char* msg[3];
msg[0] = MessageContent;
msg[1] = MessageContent2;
msg[2] = MessageContent3;
*/
SHOW_PROGRESS(output,"Set up interface %d\n", Interface);
ret = libusb_claim_interface(devh, Interface);
if (ret != 0) {
SHOW_PROGRESS(output," Could not claim interface (error %d). Skip message sending\n", ret);
return 0;
}
SHOW_PROGRESS(output,"Use endpoint 0x%02x for message sending ...\n", MessageEndpoint);
if (show_progress)
fflush(stdout);
retry:
for (i=0; i<MSG_DIM; i++) {
if ( strlen(Messages[i]) == 0)
break;
if ( sendMessage(Messages[i], i+1) )
goto skip;
if ( strstr(Messages[i],cmdHead) != NULL ) {
// UFI command
SHOW_PROGRESS(output,"Read the response to message %d (CSW) ...\n", i+1);
ret = read_bulk(ResponseEndpoint, ByteString, 13);
if (ret >= 0) {
SHOW_PROGRESS(output,", status %d",ByteString[12]);
}
} /* else {
// Other bulk transfer
SHOW_PROGRESS(output,"Read the response to message %d ...\n", i+1);
ret = read_bulk(ResponseEndpoint, ByteString, strlen(Messages[i])/2 );
}*/
SHOW_PROGRESS(output,"\n");
if (ret == LIBUSB_TRANSFER_STALL && retries--) {
SHOW_PROGRESS(output,"Endpoint stalled. Resetting ...\n");
libusb_clear_halt(devh, MessageEndpoint);
goto retry;
}
if (ret < 0)
goto skip;
}
SHOW_PROGRESS(output,"Reset response endpoint 0x%02x\n", ResponseEndpoint);
ret = libusb_clear_halt(devh, ResponseEndpoint);
if (ret)
SHOW_PROGRESS(output," Could not reset endpoint (probably harmless): %d\n", ret);
SHOW_PROGRESS(output,"Reset message endpoint 0x%02x\n", MessageEndpoint);
ret = libusb_clear_halt(devh, MessageEndpoint);
if (ret)
SHOW_PROGRESS(output," Could not reset endpoint (probably harmless): %d\n", ret);
usleep(50000);
if (ReleaseDelay) {
SHOW_PROGRESS(output,"Wait for %d ms before releasing interface ...\n", ReleaseDelay);
usleep(ReleaseDelay*1000);
}
ret = libusb_release_interface(devh, Interface);
if (ret)
goto skip;
return 1;
skip:
SHOW_PROGRESS(output," Device is gone, skip any further commands\n");
libusb_close(devh);
devh = NULL;
return 2;
}
int switchConfiguration ()
{
int ret;
SHOW_PROGRESS(output,"Change configuration to %i ...\n", Configuration);
detachDrivers();
ret = libusb_set_configuration(devh, -1);
if (ret < 0) {
SHOW_PROGRESS(output," Resetting the configuration failed (error %d). Try to continue\n", ret);
}
/* Empirically tested wait period, improves reliability of configuration change */
usleep(100000);
ret = libusb_set_configuration(devh, Configuration);
if (ret < 0) {
SHOW_PROGRESS(output," Changing the configuration failed (error %d). Try to continue\n", ret);
return 0;
} else {
SHOW_PROGRESS(output," OK, configuration set\n");
return 1;
}
}
int switchAltSetting ()
{
int ret;
SHOW_PROGRESS(output,"Change to alt setting %i ...\n", AltSetting);
ret = libusb_claim_interface(devh, Interface);
if (ret < 0) {
SHOW_PROGRESS(output," Could not claim interface (error %d). Skip AltSetting\n", ret);
return 0;
}
ret = libusb_set_interface_alt_setting(devh, Interface, AltSetting);
libusb_release_interface(devh, Interface);
if (ret < 0) {
SHOW_PROGRESS(output," Change to alt setting returned error %d. Try to continue\n", ret);
return 0;
} else
return 1;
}
void switchHuaweiMode ()
{
int ret;
SHOW_PROGRESS(output,"Send old Huawei control message ...\n");
ret = libusb_control_transfer(devh, LIBUSB_REQUEST_TYPE_STANDARD | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_OUT,
LIBUSB_REQUEST_SET_FEATURE, 00000001, 0, buffer, 0, 1000);
if (ret != 0) {
fprintf(stderr, "Error: Huawei control message failed (error %d). Abort\n\n", ret);
exit(0);
}
}
void switchSierraMode ()
{
int ret;
SHOW_PROGRESS(output,"Send Sierra control message\n");
ret = libusb_control_transfer(devh, LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_OUT,
LIBUSB_REQUEST_SET_INTERFACE, 00000001, 0, buffer, 0, 1000);
if (ret == LIBUSB_ERROR_PIPE) {
SHOW_PROGRESS(output," communication with device stopped. May have switched modes anyway\n");
return;
}
if (ret < 0) {
fprintf(stderr, "Error: Sierra control message failed (error %d). Abort\n\n", ret);
exit(0);
}
}
void switchGCTMode ()
{
int ret;
ret = libusb_claim_interface(devh, Interface);
if (ret != 0) {
SHOW_PROGRESS(output," Could not claim interface (error %d). Skip GCT sequence\n", ret);
return;
}
SHOW_PROGRESS(output,"Send GCT control message 1 ...\n type (should be 161/0xA1): %d",
LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE | LIBUSB_ENDPOINT_IN);
ret = libusb_control_transfer(devh, LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE | LIBUSB_ENDPOINT_IN,
0xa0, 0, Interface, buffer, 1, 1000);
if (ret < 0) {
SHOW_PROGRESS(output," GCT control message 1 failed (error %d), continue anyway ...\n", ret);
}
SHOW_PROGRESS(output,"Send GCT control message 2 ...\n");
ret = libusb_control_transfer(devh, LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE | LIBUSB_ENDPOINT_IN,
0xfe, 0, Interface, buffer, 1, 1000);
if (ret < 0) {
SHOW_PROGRESS(output," GCT control message 2 failed (error %d). Abort\n\n", ret);
}
libusb_release_interface(devh, Interface);
if (ret < 0)
exit(0);
}
void switchKobilMode() {
int ret;
SHOW_PROGRESS(output,"Send Kobil control message ...\n");
ret = libusb_control_transfer(devh, LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_IN,
0x88, 0, 0, buffer, 8, 1000);
if (ret < 0) {
fprintf(stderr, "Error: Kobil control message failed (error %d). Abort\n\n", ret);
exit(0);
}
}
void switchQisdaMode () {
int ret;
SHOW_PROGRESS(output,"Sending Qisda control message ...\n");
memcpy(buffer, "\x05\x8c\x04\x08\xa0\xee\x20\x00\x5c\x01\x04\x08\x98\xcd\xea\xbf", 16);
ret = libusb_control_transfer(devh, 0x40, 0x04, 0, 0, buffer, 16, 1000);
if (ret < 0) {
fprintf(stderr, "Error: Qisda control message failed (error %d). Abort\n\n", ret);
exit(0);
}
}
void switchQuantaMode() {
int ret;
SHOW_PROGRESS(output,"Send Quanta control message ...\n");
ret = libusb_control_transfer(devh, LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_IN,
0xff, 0, 0, buffer, 0, 1000);
if (ret < 0) {
SHOW_PROGRESS(output,"Error: Quanta control message failed (error %d). Abort\n\n", ret);
exit(0);
}
}
void switchBlackberryMode ()
{
int ret;
SHOW_PROGRESS(output,"Send Blackberry control message 1 ...\n");
ret = libusb_control_transfer(devh, LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_IN,
0xb1, 0x0000, 0, buffer, 8, 1000);
if (ret != 8) {
fprintf(stderr, "Error: Blackberry control message 1 failed (result %d)\n", ret);
}
SHOW_PROGRESS(output,"Send Blackberry control message 2 ...\n");
ret = libusb_control_transfer(devh, LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_IN,
0xa9, 0x000e, 0, buffer, 2, 1000);
if (ret != 2) {
fprintf(stderr, "Error: Blackberry control message 2 failed (result %d). Abort\n\n", ret);
exit(0);
}
}
void switchPantechMode()
{
int ret;
SHOW_PROGRESS(output,"Send Pantech control message, wValue %d ...\n", PantechMode);
ret = libusb_control_transfer(devh, LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_OUT,
0x70, PantechMode, 0, buffer, 0, 1000);
if (ret < 0) {
SHOW_PROGRESS(output," Error: Pantech control message failed (error %d). Abort\n\n", ret);
exit(0);
}
}
#define EP_OUT 0x02
#define EP_IN 0x81
#define SIZE 0x08
#define MOBILE_ACTION_READLOOP1 63
#define MOBILE_ACTION_READLOOP2 73
/* The code here is statically derived from sniffing (and confirmed working).
* However, I bet it could be simplified significantly.
*/
void switchActionMode ()
{
int ret, i;
SHOW_PROGRESS(output,"Send MobileAction control sequence ...\n");
memcpy(buffer, "\xb0\x04\x00\x00\x02\x90\x26\x86", SIZE);
libusb_control_transfer(devh, LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE | LIBUSB_ENDPOINT_OUT,
0x09, 0x0300, 0, buffer, SIZE, 1000);
memcpy(buffer, "\xb0\x04\x00\x00\x02\x90\x26\x86", SIZE);
libusb_control_transfer(devh, LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE | LIBUSB_ENDPOINT_OUT,
0x09, 0x0300, 0, buffer, SIZE, 1000);
usb_interrupt_io(devh, EP_IN, buffer, SIZE, 1000);
usb_interrupt_io(devh, EP_IN, buffer, SIZE, 1000);
memcpy(buffer, "\x37\x01\xfe\xdb\xc1\x33\x1f\x83", SIZE);
usb_interrupt_io(devh, EP_OUT, buffer, SIZE, 1000);
usb_interrupt_io(devh, EP_IN, buffer, SIZE, 1000);
memcpy(buffer, "\x37\x0e\xb5\x9d\x3b\x8a\x91\x51", SIZE);
usb_interrupt_io(devh, EP_OUT, buffer, SIZE, 1000);
usb_interrupt_io(devh, EP_IN, buffer, SIZE, 1000);
memcpy(buffer, "\x34\x87\xba\x0d\xfc\x8a\x91\x51", SIZE);
usb_interrupt_io(devh, EP_OUT, buffer, SIZE, 1000);
for (i=0; i < MOBILE_ACTION_READLOOP1; i++) {
usb_interrupt_io(devh, EP_IN, buffer, SIZE, 1000);
}
memcpy(buffer, "\x37\x01\xfe\xdb\xc1\x33\x1f\x83", SIZE);
usb_interrupt_io(devh, EP_OUT, buffer, SIZE, 1000);
usb_interrupt_io(devh, EP_IN, buffer, SIZE, 1000);
memcpy(buffer, "\x37\x0e\xb5\x9d\x3b\x8a\x91\x51", SIZE);
usb_interrupt_io(devh, EP_OUT, buffer, SIZE, 1000);
usb_interrupt_io(devh, EP_IN, buffer, SIZE, 1000);
memcpy(buffer, "\x34\x87\xba\x0d\xfc\x8a\x91\x51", SIZE);
usb_interrupt_io(devh, EP_OUT, buffer, SIZE, 1000);
for (i=0; i < MOBILE_ACTION_READLOOP2; i++) {
usb_interrupt_io(devh, EP_IN, buffer, SIZE, 1000);
}
memcpy(buffer, "\x33\x04\xfe\x00\xf4\x6c\x1f\xf0", SIZE);
usb_interrupt_io(devh, EP_OUT, buffer, SIZE, 1000);
usb_interrupt_io(devh, EP_IN, buffer, SIZE, 1000);
memcpy(buffer, "\x32\x07\xfe\xf0\x29\xb9\x3a\xf0", SIZE);
ret = usb_interrupt_io(devh, EP_OUT, buffer, SIZE, 1000);
usb_interrupt_io(devh, EP_IN, buffer, SIZE, 1000);
if (ret < 0) {
SHOW_PROGRESS(output," MobileAction control sequence did not complete\n"
" Last error was %d\n",ret);
} else {
SHOW_PROGRESS(output," MobileAction control sequence complete\n");
}
}
#define SQN_SET_DEVICE_MODE_REQUEST 0x0b
#define SQN_GET_DEVICE_MODE_REQUEST 0x0a
#define SQN_DEFAULT_DEVICE_MODE 0x00
#define SQN_MASS_STORAGE_MODE 0x01
#define SQN_CUSTOM_DEVICE_MODE 0x02
void switchSequansMode()
{
int ret;
SHOW_PROGRESS(output,"Send Sequans control message\n");
ret = libusb_control_transfer(devh, LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE
| LIBUSB_ENDPOINT_OUT, SQN_SET_DEVICE_MODE_REQUEST, SQN_CUSTOM_DEVICE_MODE,
0, buffer, 0, 1000);
if (ret < 0) {
fprintf(stderr, "Error: Sequans request failed (error %d). Abort\n\n", ret);
exit(0);
}
}
void switchCiscoMode()
{
int ret, i, j;
strcpy(Messages[0],"55534243f83bcd810002000080000afd000000030000000100000000000000");
strcpy(Messages[1],"55534243984300820002000080000afd000000070000000100000000000000");
strcpy(Messages[2],"55534243984300820000000000000afd000100071000000000000000000000");
strcpy(Messages[3],"55534243984300820002000080000afd000200230000000100000000000000");
strcpy(Messages[4],"55534243984300820000000000000afd000300238200000000000000000000");
strcpy(Messages[5],"55534243984300820002000080000afd000200260000000100000000000000");
strcpy(Messages[6],"55534243984300820000000000000afd00030026c800000000000000000000");
strcpy(Messages[7],"55534243d84c04820002000080000afd000010730000000100000000000000");
strcpy(Messages[8],"55534243d84c04820002000080000afd000200240000000100000000000000");
strcpy(Messages[9],"55534243d84c04820000000000000afd000300241300000000000000000000");
strcpy(Messages[10],"55534243d84c04820000000000000afd000110732400000000000000000000");
SHOW_PROGRESS(output,"Set up Cisco interface %d\n", Interface);
ret = libusb_claim_interface(devh, Interface);
if (ret < 0) {
SHOW_PROGRESS(output," Could not claim interface (error %d). Abort\n", ret);
abortExit();
}
if (show_progress)
fflush(output);
// ret = read_bulk(ResponseEndpoint, ByteString, 13);
// SHOW_PROGRESS(output," Extra response (CSW) read, result %d\n",ret);
for (i=0; i<11; i++) {
if ( sendMessage(Messages[i], i+1) )
goto skip;
for (j=1; j<4; j++) {
SHOW_PROGRESS(output," Read the CSW for bulk message %d (attempt %d) ...\n",i+1,j);
ret = read_bulk(ResponseEndpoint, ByteString, 13);
SHOW_PROGRESS(output,"\n");
if (ret < 0)
goto skip;
if (ret == 13)
break;
}
}
libusb_clear_halt(devh, MessageEndpoint);
libusb_clear_halt(devh, ResponseEndpoint);
ReleaseDelay = 2000;
SHOW_PROGRESS(output,"Wait for %d ms before releasing interface ...\n", ReleaseDelay);
usleep(ReleaseDelay*1000);
ret = libusb_release_interface(devh, Interface);
if (ret < 0)
goto skip;
return;
skip:
SHOW_PROGRESS(output,"Device returned error %d, skip further commands\n", ret);
libusb_close(devh);
devh = NULL;
}
int switchSonyMode ()
{
int ret, i, found;
detachDrivers();
if (CheckSuccess) {
CheckSuccess = 0;
}
SHOW_PROGRESS(output,"Send Sony control message\n");
ret = libusb_control_transfer(devh, LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE
| LIBUSB_ENDPOINT_IN, 0x11, 2, 0, buffer, 3, 100);
if (ret < 0) {
fprintf(stderr, "Error: Sony control message failed (error %d). Abort\n\n", ret);
exit(0);
} else
SHOW_PROGRESS(output," OK, control message sent, wait for device to return ...\n");
libusb_close(devh);
devh = NULL;
/* Now waiting for the device to reappear */
devnum=-1;
busnum=-1;
i=0;
dev = 0;
while ( dev == 0 && i < 30 ) {
if ( i > 5 ) {
dev = search_devices(&found, DefaultVendor, DefaultProductList, TargetClass,
0, SEARCH_TARGET);
}
if ( dev != 0 )
break;
sleep(1);
if (show_progress) {
fprintf(output,"#");
fflush(stdout);
}
i++;
}
SHOW_PROGRESS(output,"\n After %d seconds:",i);
if ( dev ) {
SHOW_PROGRESS(output," device came back, proceed\n");
libusb_open(dev, &devh);
if (devh == 0) {
fprintf(stderr, "Error: could not get handle on device\n");
return 0;
}
} else {
SHOW_PROGRESS(output," device still gone, abort\n");
return 0;
}
sleep(1);
SHOW_PROGRESS(output,"Send Sony control message again ...\n");
ret = libusb_control_transfer(devh, LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE
| LIBUSB_ENDPOINT_IN, 0x11, 2, 0, buffer, 3, 100);
if (ret < 0) {
fprintf(stderr, "Error: Sony control message (2) failed (error %d)\n", ret);
return 0;
}
SHOW_PROGRESS(output," OK, control message sent\n");
return 1;
}
/* Detach driver
*/
int detachDrivers()
{
int i, ret;
SHOW_PROGRESS(output,"Looking for active drivers ...\n");
ret = libusb_kernel_driver_active(devh, 0);
if (ret == LIBUSB_ERROR_NOT_SUPPORTED) {
fprintf(output," Can't do driver detection on this platform.\n");
return 2;
}
struct libusb_config_descriptor *config;
libusb_get_active_config_descriptor(dev, &config);
for (i=0; i<config->bNumInterfaces; i++) {
ret = libusb_kernel_driver_active(devh, i);
if (ret < 0) {
SHOW_PROGRESS(output," Failed to check driver status for interface %d (error %d)\n Try to continue\n",i,ret);
continue;
}
if (ret) {
ret = libusb_detach_kernel_driver(devh, i);
if (ret == LIBUSB_ERROR_NOT_SUPPORTED) {
fprintf(output," Can't do driver detaching on this platform.\n");
return 2;
}
if (ret == 0) {
SHOW_PROGRESS(output," OK, driver detached\n");
} else {
SHOW_PROGRESS(output," Driver detach failed for interface %d (error %d).\n Try to continue\n",i,ret);
continue;
}
}
}
libusb_free_config_descriptor(config);
return 1;
}
int sendMessage(char* message, int count)
{
int ret, message_length;
if (strlen(message) % 2 != 0) {
fprintf(stderr, "Error: MessageContent %d hex string has uneven length. Skipping ...\n", count);
return 1;
}
message_length = strlen(message) / 2;
if ( hexstr2bin(message, ByteString, message_length) == -1) {
fprintf(stderr, "Error: MessageContent %d %s\n is not a hex string. Skipping ...\n",
count, MessageContent);
return 1;
}
SHOW_PROGRESS(output,"Trying to send message %d to endpoint 0x%02x ...\n", count, MessageEndpoint);
fflush(output);
ret = write_bulk(MessageEndpoint, ByteString, message_length);
if (ret == LIBUSB_ERROR_NO_DEVICE)
return 1;
return 0;
}
int checkSuccess()
{
int ret, i;
int newTargetCount, success=0;
SHOW_PROGRESS(output,"\nCheck for mode switch (max. %d times, once per second) ...\n", CheckSuccess);
sleep(1);
/* If target parameters are given, don't check for vanished device
* Changed for Cisco AM10 where a new device is added while the install
* storage device stays active
*/
if ((TargetVendor || TargetClass) && devh) {
libusb_close(devh);
devh = NULL;
}
/* if target ID is not given but target class is, assign default as target;
* it will be needed for sysmode output
*/
if (!TargetVendor && TargetClass) {
TargetVendor = DefaultVendor;
TargetProduct = DefaultProduct;
}
/* devh is 0 if device vanished during command transmission or if target params were given
*/
if (devh)
for (i=0; i < CheckSuccess; i++) {
/* Test if default device still can be accessed; positive result does
* not necessarily mean failure
*/
SHOW_PROGRESS(output," Wait for original device to vanish ...\n");
ret = libusb_claim_interface(devh, Interface);
libusb_release_interface(devh, Interface);
if (ret < 0) {
SHOW_PROGRESS(output," Original device can't be accessed anymore. Good.\n");
libusb_close(devh);
devh = NULL;
break;
}
if (i == CheckSuccess-1) {
SHOW_PROGRESS(output," Original device still present after the timeout\n\n"
"Mode switch most likely failed. Bye!\n\n");
} else
sleep(1);
}
if ( TargetVendor && (TargetProduct > -1 || TargetProductList[0] != '\0') ) {
/* Recount target devices (compare with previous count) if target data is given.
* Target device on the same bus with higher device number is returned,
* description is read for syslog message
*/
// Wait counter passed on from previous loop
for (i=i; i < CheckSuccess; i++) {
SHOW_PROGRESS(output," Search for target devices ...\n");
dev = search_devices(&newTargetCount, TargetVendor, TargetProductList,
TargetClass, 0, SEARCH_TARGET);
if (dev && (newTargetCount > targetDeviceCount)) {
if (verbose) {
libusb_open(dev, &devh);
fprintf(output,"\nFound target device %03d on bus %03d\n",
libusb_get_device_address(dev), libusb_get_bus_number(dev));
fprintf(output,"\nTarget device description data\n");
deviceDescription();
libusb_close(devh);
devh = NULL;
}
SHOW_PROGRESS(output," Found correct target device\n\n"
"Mode switch succeeded. Bye!\n\n");
success = 2;
break;
}
if (i == CheckSuccess-1) {
SHOW_PROGRESS(output," No new devices in target mode or class found\n\n"
"Mode switch has failed. Bye!\n\n");
} else
sleep(1);
}
} else
/* No target data given, rely on the vanished device */
if (!devh) {
SHOW_PROGRESS(output," (For a better success check provide target IDs or class)\n");
SHOW_PROGRESS(output," Original device vanished after switching\n\n"
"Mode switch most likely succeeded. Bye!\n\n");
success = 1;
}
switch (success) {
case 2:
if (sysmode)
syslog(LOG_NOTICE, "switched to %04x:%04x on %03d/%03d", TargetVendor,
TargetProduct, busnum, devnum);
success = 1;
break;
case 1:
if (sysmode)
syslog(LOG_NOTICE, "device seems to have switched");
default:
;
}
if (sysmode)
closelog();
return success;
}
int write_bulk(int endpoint, unsigned char *message, int length)
{
int ret = usb_bulk_io(devh, endpoint, message, length, 3000);
if (ret >= 0 ) {
SHOW_PROGRESS(output," OK, message successfully sent\n");
} else
if (ret == LIBUSB_ERROR_NO_DEVICE) {
SHOW_PROGRESS(output," Device seems to have vanished right after sending. Good.\n");
} else
SHOW_PROGRESS(output," Sending the message returned error %d. Try to continue\n", ret);
return ret;
}
int read_bulk(int endpoint, unsigned char *buffer, int length)
{
int ret = usb_bulk_io(devh, endpoint, buffer, length, 3000);
if (ret >= 0 ) {
SHOW_PROGRESS(output," Response successfully read (%d bytes)", ret);
} else
if (ret == LIBUSB_ERROR_NO_DEVICE) {
SHOW_PROGRESS(output," Device seems to have vanished after reading. Good.");
} else
SHOW_PROGRESS(output," Response reading failed (error %d)", ret);
return ret;
}
void release_usb_device(int __attribute__((unused)) dummy)
{
SHOW_PROGRESS(output,"Program cancelled by system. Bye!\n\n");
if (devh)
libusb_release_interface(devh, Interface);
close_all();
exit(0);
}
/* Iterates over busses and devices, counts the ones which match the given
* parameters and returns the last one of them
*/
struct libusb_device* search_devices( int *numFound, int vendor, char* productList,
int targetClass, int configuration, int mode)
{
char *listcopy=NULL, *token;
unsigned char buffer[2];
int devClass, product;
struct libusb_device* right_dev = NULL;
struct libusb_device **devs;
int i=0;
/* only target class given, target vendor and product assumed unchanged */
if ( targetClass && !(vendor || strlen(productList)) ) {
vendor = DefaultVendor;
productList = DefaultProductList;
}
*numFound = 0;
/* Sanity check */
if (!vendor || *productList == '\0')
return NULL;
listcopy = malloc(strlen(productList)+1);
if (libusb_get_device_list(ctx, &devs) < 0) {
perror("Libusb failed to get USB access!");
return 0;
}
while ((dev = devs[i++]) != NULL) {
struct libusb_device_descriptor descriptor;
libusb_get_device_descriptor(dev, &descriptor);
if (mode == SEARCH_BUSDEV) {
if ((libusb_get_bus_number(dev) != busnum) ||
(libusb_get_device_address(dev) != devnum))
continue;
else
SHOW_PROGRESS(output," bus/device number matched\n");
}
if (verbose)
fprintf (output," found USB ID %04x:%04x\n",
descriptor.idVendor, descriptor.idProduct);
if (descriptor.idVendor != vendor)
continue;
if (verbose)
fprintf (output," vendor ID matched\n");
strcpy(listcopy, productList);
token = strtok(listcopy, ",");
while (token != NULL) {
if (strlen(token) != 4) {
SHOW_PROGRESS(output,"Error: entry in product ID list has wrong length: %s. "
"Ignored\n", token);
goto NextToken;
}
if ( hexstr2bin(token, buffer, strlen(token)/2) == -1) {
SHOW_PROGRESS(output,"Error: entry in product ID list is not a hex string: %s. "
"Ignored\n", token);
goto NextToken;
}
product = 0;
product += (unsigned char)buffer[0];
product <<= 8;
product += (unsigned char)buffer[1];
if (product == descriptor.idProduct) {
if (verbose)
fprintf(output," product ID matched\n");
if (targetClass != 0) {
/* TargetClass is set, check class of first interface */
struct libusb_device_descriptor descriptor;
libusb_get_device_descriptor(dev, &descriptor);
devClass = descriptor.bDeviceClass;
struct libusb_config_descriptor *config;
libusb_get_config_descriptor(dev, 0, &config);
int ifaceClass = config->interface[0].altsetting[0].bInterfaceClass;
libusb_free_config_descriptor(config);
if (devClass == 0)
devClass = ifaceClass;
else
/* Check for some quirky devices */
if (devClass != ifaceClass)
devClass = ifaceClass;
if (devClass == targetClass) {
if (verbose)
fprintf (output," target class %02x matches\n", targetClass);
if (mode == SEARCH_TARGET) {
(*numFound)++;
right_dev = dev;
if (verbose)
fprintf (output," count device\n");
} else
if (verbose)
fprintf (output," device not counted, target class reached\n");
} else {
if (verbose)
fprintf (output," device class %02x not matching target\n", devClass);
if (mode == SEARCH_DEFAULT || mode == SEARCH_BUSDEV) {
(*numFound)++;
right_dev = dev;
if (verbose)
fprintf (output," count device\n");
}
}
} else {
/* Neither TargetClass nor Configuration are set */
(*numFound)++;
right_dev = dev;
if (mode == SEARCH_BUSDEV)
break;
}
}
NextToken:
token = strtok(NULL, ",");
}
}
if (listcopy != NULL)
free(listcopy);
return right_dev;
}
/* Autodetect bulk endpoints (ab) */
int find_first_bulk_endpoint(int direction)
{
int i, j;
const struct libusb_interface_descriptor *alt;
const struct libusb_endpoint_descriptor *ep;
for (j=0; j < active_config->bNumInterfaces; j++) {
alt = &(active_config->interface[j].altsetting[0]);
if (alt->bInterfaceNumber == Interface) {
for (i=0; i < alt->bNumEndpoints; i++) {
ep = &(alt->endpoint[i]);
if ( ( (ep->bmAttributes & LIBUSB_ENDPOINT_ADDRESS_MASK) == LIBUSB_TRANSFER_TYPE_BULK)
&& ( (ep->bEndpointAddress & LIBUSB_ENDPOINT_DIR_MASK) == direction ) ) {
return ep->bEndpointAddress;
}
}
}
}
return 0;
}
int get_current_config_value()
{
SHOW_PROGRESS(output,"Get the current device configuration ...\n");
if (active_config != NULL) {
libusb_free_config_descriptor(active_config);
active_config = NULL;
}
int ret = libusb_get_active_config_descriptor(dev, &active_config);
if (ret < 0) {
SHOW_PROGRESS(output," Determining the active configuration failed (error %d). Abort\n", ret);
abortExit();
}
return active_config->bConfigurationValue;
}
int get_interface_class()
{
int i;
for (i=0; i < active_config->bNumInterfaces; i++) {
if (active_config->interface[i].altsetting[0].bInterfaceNumber == Interface)
return active_config->interface[i].altsetting[0].bInterfaceClass;
}
return -1;
}
/* Parameter parsing */
char* ReadParseParam(const char* FileName, char *VariableName)
{
static int numLines = 0;
static char* ConfigBuffer[MAXLINES];
char *VarName, *Comment=NULL, *Equal=NULL;
char *FirstQuote, *LastQuote, *P1, *P2;
int Line=0;
unsigned Len=0, Pos=0;
static char Str[LINE_DIM];
char *token, *configPos;
FILE *file = NULL;
// Reading and storing input during the first call
if (numLines==0) {
if (strncmp(FileName,"##",2) == 0) {
if (verbose) fprintf(output,"\nRead long config from command line\n");
// "Embedded" configuration data
configPos = (char*)FileName;
token = strtok(configPos, "\n");
strncpy(Str,token,LINE_DIM-1);
} else {
if (strcmp(FileName, "stdin")==0) {
if (verbose) fprintf(output,"\nRead long config from stdin\n");
file = stdin;
} else {
if (verbose) fprintf(output,"\nRead config file: %s\n", FileName);
file=fopen(FileName, "r");
}
if (file==NULL) {
fprintf(stderr, "Error: Could not find file %s. Abort\n\n", FileName);
abortExit();
} else {
token = fgets(Str, LINE_DIM-1, file);
}
}
while (token != NULL && numLines < MAXLINES) {
Len=strlen(Str);
if (Len==0)
goto NextLine;
if (Str[Len-1]=='\n' or Str[Len-1]=='\r')
Str[--Len]='\0';
Equal = strchr (Str, '='); // search for equal sign
Pos = strcspn (Str, ";#!"); // search for comment
Comment = (Pos==Len) ? NULL : Str+Pos;
if (Equal==NULL or ( Comment!=NULL and Comment<=Equal))
goto NextLine; // Comment or irrelevant, don't save
Len=strlen(Str)+1;
ConfigBuffer[numLines] = malloc(Len*sizeof(char));
strcpy(ConfigBuffer[numLines],Str);
numLines++;
NextLine:
if (file == NULL) {
token = strtok(NULL, "\n");
if (token != NULL)
strncpy(Str,token,LINE_DIM-1);
} else
token = fgets(Str, LINE_DIM-1, file);
}
if (file != NULL)
fclose(file);
}
// Now checking for parameters
Line=0;
while (Line < numLines) {
strcpy(Str,ConfigBuffer[Line]);
Equal = strchr (Str, '='); // search for equal sign
*Equal++ = '\0';
// String
FirstQuote=strchr (Equal, '"'); // search for double quote char
LastQuote=strrchr (Equal, '"');
if (FirstQuote!=NULL) {
if (LastQuote==NULL) {
fprintf(stderr, "Error reading parameters from file %s - "
"Missing end quote:\n%s\n", FileName, Str);
goto Next;
}
*FirstQuote=*LastQuote='\0';
Equal=FirstQuote+1;
}
// removes leading/trailing spaces
Pos=strspn (Str, " \t");
if (Pos==strlen(Str)) {
fprintf(stderr, "Error reading parameters from file %s - "
"Missing variable name:\n%s\n", FileName, Str);
goto Next;
}
while ((P1=strrchr(Str, ' '))!=NULL or (P2=strrchr(Str, '\t'))!=NULL)
if (P1!=NULL) *P1='\0';
else if (P2!=NULL) *P2='\0';
VarName=Str+Pos;
Pos=strspn (Equal, " \t");
if (Pos==strlen(Equal)) {
fprintf(stderr, "Error reading parameter from file %s - "
"Missing value:\n%s\n", FileName, Str);
goto Next;
}
Equal+=Pos;
if (strcmp(VarName, VariableName)==0) { // Found it
return Equal;
}
Next:
Line++;
}
return NULL;
}
int hex2num(char c)
{
if (c >= '0' && c <= '9')
return c - '0';
if (c >= 'a' && c <= 'f')
return c - 'a' + 10;
if (c >= 'A' && c <= 'F')
return c - 'A' + 10;
return -1;
}
int hex2byte(const char *hex)
{
int a, b;
a = hex2num(*hex++);
if (a < 0)
return -1;
b = hex2num(*hex++);
if (b < 0)
return -1;
return (a << 4) | b;
}
int hexstr2bin(const char *hex, unsigned char *buffer, int len)
{
int i;
int a;
const char *ipos = hex;
unsigned char *opos = buffer;
for (i = 0; i < len; i++) {
a = hex2byte(ipos);
if (a < 0)
return -1;
*opos++ = (unsigned char) a;
ipos += 2;
}
return 0;
}
void close_all()
{
int i;
if (Messages) {
for ( i = 0; i < MSG_DIM; i++ ) {
free(Messages[i]);
}
free(Messages);
}
if (active_config)
libusb_free_config_descriptor(active_config);
if (devh)
libusb_close(devh);
// libusb_exit will crash on Raspbian 7, crude protection
#ifndef __ARMEL__
if (ctx)
libusb_exit(NULL);
#endif
if (sysmode)
closelog();
}
void abortExit()
{
fflush(output);
fflush(stderr);
close_all();
exit(1);
}
void printVersion()
{
char* version = VERSION;
fprintf(output,"\n * usb_modeswitch: handle USB devices with multiple modes\n"
" * Version %s (C) Josua Dietze 2017\n"
" * Based on libusb1/libusbx\n\n"
" ! PLEASE REPORT NEW CONFIGURATIONS !\n\n", version);
}
void printHelp()
{
fprintf(output,"\nUsage: usb_modeswitch [<params>] [-c filename]\n\n"
" -h, --help this help\n"
" -e, --version print version information and exit\n"
" -j, --find-mbim return config no. with MBIM interface, exit\n\n"
" -v, --default-vendor NUM vendor ID of original mode (mandatory)\n"
" -p, --default-product NUM product ID of original mode (mandatory)\n"
" -V, --target-vendor NUM target mode vendor ID (optional)\n"
" -P, --target-product NUM target mode product ID (optional)\n"
" -C, --target-class NUM target mode device class (optional)\n"
" -b, --bus-num NUM system bus number of device (for hard ID)\n"
" -g, --device-num NUM system device number (for hard ID)\n"
" -m, --message-endpoint NUM direct the message transfer there (optional)\n"
" -M, --message-content <msg> message to send (hex number as string)\n"
" -2, --message-content2 <msg> additional messages to send (-n recommended)\n"
" -3, --message-content3 <msg> additional messages to send (-n recommended)\n"
" -w, --release-delay NUM wait NUM ms before releasing the interface\n"
" -n, --need-response obsolete, no effect (always on)\n"
" -r, --response-endpoint NUM read response from there (optional)\n"
" -K, --std-eject send standard EJECT sequence\n"
" -d, --detach-only detach the active driver, no further action\n"
" -H, --huawei-mode apply a special procedure\n"
" -J, --huawei-new-mode apply a special procedure\n"
" -X, --huawei-alt-mode apply a special procedure\n"
" -S, --sierra-mode apply a special procedure\n"
" -O, --sony-mode apply a special procedure\n"
" -G, --gct-mode apply a special procedure\n"
" -N, --sequans-mode apply a special procedure\n"
" -A, --mobileaction-mode apply a special procedure\n"
" -T, --kobil-mode apply a special procedure\n"
" -L, --cisco-mode apply a special procedure\n"
" -B, --qisda-mode apply a special procedure\n"
" -E, --quanta-mode apply a special procedure\n"
" -F, --pantech-mode NUM apply a special procedure, pass NUM through\n"
" -Z, --blackberry-mode apply a special procedure\n"
" -U, --option-mode apply a special procedure\n"
" -R, --reset-usb reset the device after all other actions\n"
" -Q, --quiet don't show progress or error messages\n"
" -W, --verbose print all settings and debug output\n"
" -D, --sysmode specific result and syslog message\n"
" -s, --check-success <seconds> switching result check with timeout\n"
" -I, --inquire obsolete, no effect\n\n"
" -c, --config-file <filename> load long configuration from file\n\n"
" -t, --stdinput read long configuration from stdin\n\n"
" -f, --long-config <text> get long configuration from string\n\n"
" -i, --interface NUM select initial USB interface (default 0)\n"
" -u, --configuration NUM select USB configuration\n"
" -a, --altsetting NUM select alternative USB interface setting\n\n");
}
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