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usbutils.c
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usbutils.c
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/*
* Copyright 2012-2013 Andrew Smith
* Copyright 2013 Con Kolivas <kernel@kolivas.org>
*
* 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 3 of the License, or (at your option)
* any later version. See COPYING for more details.
*/
#include "config.h"
#include <ctype.h>
#include <stdint.h>
#include <stdbool.h>
#include "logging.h"
#include "miner.h"
#include "usbutils.h"
#define NODEV(err) ((err) == LIBUSB_ERROR_NO_DEVICE || \
(err) == LIBUSB_ERROR_PIPE || \
(err) == LIBUSB_ERROR_OTHER)
/* Timeout errors on writes are basically unrecoverable */
#define WRITENODEV(err) ((err) == LIBUSB_ERROR_TIMEOUT || NODEV(err))
#define NOCONTROLDEV(err) ((err) == LIBUSB_ERROR_NO_DEVICE || \
(err) == LIBUSB_ERROR_OTHER)
/*
* WARNING - these assume DEVLOCK(cgpu, pstate) is called first and
* DEVUNLOCK(cgpu, pstate) in called in the same function with the same pstate
* given to DEVLOCK.
* You must call DEVUNLOCK(cgpu, pstate) before exiting the function or it will leave
* the thread Cancelability unrestored
*/
#define DEVWLOCK(cgpu, _pth_state) do { \
pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &_pth_state); \
cg_wlock(&cgpu->usbinfo.devlock); \
} while (0)
#define DEVWUNLOCK(cgpu, _pth_state) do { \
cg_wunlock(&cgpu->usbinfo.devlock); \
pthread_setcancelstate(_pth_state, NULL); \
} while (0)
#define DEVRLOCK(cgpu, _pth_state) do { \
pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &_pth_state); \
cg_rlock(&cgpu->usbinfo.devlock); \
} while (0)
#define DEVRUNLOCK(cgpu, _pth_state) do { \
cg_runlock(&cgpu->usbinfo.devlock); \
pthread_setcancelstate(_pth_state, NULL); \
} while (0)
#define USB_CONFIG 1
#ifdef WIN32
#define BFLSC_TIMEOUT_MS 999
#define BITFORCE_TIMEOUT_MS 999
#define BITFURY_TIMEOUT_MS 999
#define MODMINER_TIMEOUT_MS 999
#define AVALON_TIMEOUT_MS 999
#define KLONDIKE_TIMEOUT_MS 999
#define ICARUS_TIMEOUT_MS 999
#define HASHFAST_TIMEOUT_MS 999
/* The safety timeout we use, cancelling async transfers on windows that fail
* to timeout on their own. */
#define WIN_CALLBACK_EXTRA 40
#else
#define BFLSC_TIMEOUT_MS 300
#define BITFORCE_TIMEOUT_MS 200
#define BITFURY_TIMEOUT_MS 100
#define MODMINER_TIMEOUT_MS 100
#define AVALON_TIMEOUT_MS 200
#define KLONDIKE_TIMEOUT_MS 200
#define ICARUS_TIMEOUT_MS 200
#define HASHFAST_TIMEOUT_MS 200
#endif
#define USB_EPS(_intx, _epinfosx) { \
.interface = _intx, \
.ctrl_transfer = _intx, \
.epinfo_count = ARRAY_SIZE(_epinfosx), \
.epinfos = _epinfosx \
}
#define USB_EPS_CTRL(_inty, _ctrlinty, _epinfosy) { \
.interface = _inty, \
.ctrl_transfer = _ctrlinty, \
.epinfo_count = ARRAY_SIZE(_epinfosy), \
.epinfos = _epinfosy \
}
/* Linked list of all async transfers in progress. Protected by cgusb_fd_lock.
* This allows us to not stop the usb polling thread till all are complete, and
* to find cancellable transfers. */
static struct list_head ut_list;
#ifdef USE_BFLSC
// N.B. transfer size is 512 with USB2.0, but only 64 with USB1.1
static struct usb_epinfo bas_epinfos[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(1), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(2), 0, 0 }
};
static struct usb_intinfo bas_ints[] = {
USB_EPS(0, bas_epinfos)
};
#endif
#ifdef USE_BITFORCE
// N.B. transfer size is 512 with USB2.0, but only 64 with USB1.1
static struct usb_epinfo bfl_epinfos[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(1), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(2), 0, 0 }
};
static struct usb_intinfo bfl_ints[] = {
USB_EPS(0, bfl_epinfos)
};
#endif
#ifdef USE_BITFURY
static struct usb_epinfo bfu0_epinfos[] = {
{ LIBUSB_TRANSFER_TYPE_INTERRUPT, 8, EPI(2), 0, 0 }
};
static struct usb_epinfo bfu1_epinfos[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 16, EPI(3), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 16, EPO(4), 0, 0 }
};
/* Default to interface 1 */
static struct usb_intinfo bfu_ints[] = {
USB_EPS(1, bfu1_epinfos),
USB_EPS(0, bfu0_epinfos)
};
#endif
#ifdef USE_HASHFAST
#include "driver-hashfast.h"
static struct usb_epinfo hfa0_epinfos[] = {
{ LIBUSB_TRANSFER_TYPE_INTERRUPT, 8, EPI(3), 0, 0 }
};
static struct usb_epinfo hfa1_epinfos[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(1), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(2), 0, 0 }
};
/* Default to interface 1 */
static struct usb_intinfo hfa_ints[] = {
USB_EPS(1, hfa1_epinfos),
USB_EPS(0, hfa0_epinfos)
};
#endif
#ifdef USE_MODMINER
static struct usb_epinfo mmq_epinfos[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(3), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(3), 0, 0 }
};
static struct usb_intinfo mmq_ints[] = {
USB_EPS(1, mmq_epinfos)
};
#endif
#ifdef USE_AVALON
static struct usb_epinfo ava_epinfos[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(1), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(2), 0, 0 }
};
static struct usb_intinfo ava_ints[] = {
USB_EPS(0, ava_epinfos)
};
#endif
#ifdef USE_KLONDIKE
static struct usb_epinfo kln_epinfos[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(1), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(1), 0, 0 }
};
static struct usb_intinfo kln_ints[] = {
USB_EPS(0, kln_epinfos)
};
#endif
#ifdef USE_ICARUS
static struct usb_epinfo ica_epinfos[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(3), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(2), 0, 0 }
};
static struct usb_intinfo ica_ints[] = {
USB_EPS(0, ica_epinfos)
};
static struct usb_epinfo amu_epinfos[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(1), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(1), 0, 0 }
};
static struct usb_intinfo amu_ints[] = {
USB_EPS(0, amu_epinfos)
};
static struct usb_epinfo llt_epinfos[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(1), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(2), 0, 0 }
};
static struct usb_intinfo llt_ints[] = {
USB_EPS(0, llt_epinfos)
};
static struct usb_epinfo cmr1_epinfos[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(1), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(2), 0, 0 }
};
static struct usb_intinfo cmr1_ints[] = {
USB_EPS(0, cmr1_epinfos)
};
static struct usb_epinfo cmr2_epinfos0[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(1), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(2), 0, 0 }
};
static struct usb_epinfo cmr2_epinfos1[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(3), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(4), 0, 0 },
};
static struct usb_epinfo cmr2_epinfos2[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(5), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(6), 0, 0 },
};
static struct usb_epinfo cmr2_epinfos3[] = {
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPI(7), 0, 0 },
{ LIBUSB_TRANSFER_TYPE_BULK, 64, EPO(8), 0, 0 }
};
static struct usb_intinfo cmr2_ints[] = {
USB_EPS_CTRL(0, 1, cmr2_epinfos0),
USB_EPS_CTRL(1, 2, cmr2_epinfos1),
USB_EPS_CTRL(2, 3, cmr2_epinfos2),
USB_EPS_CTRL(3, 4, cmr2_epinfos3)
};
#endif
#define IDVENDOR_FTDI 0x0403
#define INTINFO(_ints) \
.intinfo_count = ARRAY_SIZE(_ints), \
.intinfos = _ints
#define USBEP(_usbdev, _intinfo, _epinfo) (_usbdev->found->intinfos[_intinfo].epinfos[_epinfo].ep)
#define THISIF(_found, _this) (_found->intinfos[_this].interface)
#define USBIF(_usbdev, _this) THISIF(_usbdev->found, _this)
// TODO: Add support for (at least) Isochronous endpoints
static struct usb_find_devices find_dev[] = {
#ifdef USE_BFLSC
{
.drv = DRIVER_bflsc,
.name = "BAS",
.ident = IDENT_BAS,
.idVendor = IDVENDOR_FTDI,
.idProduct = 0x6014,
//.iManufacturer = "Butterfly Labs",
.iProduct = "BitFORCE SHA256 SC",
.config = 1,
.timeout = BFLSC_TIMEOUT_MS,
.latency = LATENCY_STD,
INTINFO(bas_ints) },
#endif
#ifdef USE_BITFORCE
{
.drv = DRIVER_bitforce,
.name = "BFL",
.ident = IDENT_BFL,
.idVendor = IDVENDOR_FTDI,
.idProduct = 0x6014,
.iManufacturer = "Butterfly Labs Inc.",
.iProduct = "BitFORCE SHA256",
.config = 1,
.timeout = BITFORCE_TIMEOUT_MS,
.latency = LATENCY_STD,
INTINFO(bfl_ints) },
#endif
#ifdef USE_BITFURY
{
.drv = DRIVER_bitfury,
.name = "BF1",
.ident = IDENT_BFU,
.idVendor = 0x03eb,
.idProduct = 0x204b,
.config = 1,
.timeout = BITFURY_TIMEOUT_MS,
.latency = LATENCY_UNUSED,
//.iManufacturer = "BPMC",
.iProduct = "Bitfury BF1",
INTINFO(bfu_ints)
},
#endif
#ifdef USE_MODMINER
{
.drv = DRIVER_modminer,
.name = "MMQ",
.ident = IDENT_MMQ,
.idVendor = 0x1fc9,
.idProduct = 0x0003,
.config = 1,
.timeout = MODMINER_TIMEOUT_MS,
.latency = LATENCY_UNUSED,
INTINFO(mmq_ints) },
#endif
#ifdef USE_AVALON
{
.drv = DRIVER_avalon,
.name = "BTB",
.ident = IDENT_BTB,
.idVendor = IDVENDOR_FTDI,
.idProduct = 0x6001,
.iManufacturer = "Burnin Electronics",
.iProduct = "BitBurner",
.config = 1,
.timeout = AVALON_TIMEOUT_MS,
.latency = 10,
INTINFO(ava_ints) },
{
.drv = DRIVER_avalon,
.name = "BBF",
.ident = IDENT_BBF,
.idVendor = IDVENDOR_FTDI,
.idProduct = 0x6001,
.iManufacturer = "Burnin Electronics",
.iProduct = "BitBurner Fury",
.config = 1,
.timeout = AVALON_TIMEOUT_MS,
.latency = 10,
INTINFO(ava_ints) },
{
.drv = DRIVER_avalon,
.name = "AVA",
.ident = IDENT_AVA,
.idVendor = IDVENDOR_FTDI,
.idProduct = 0x6001,
.config = 1,
.timeout = AVALON_TIMEOUT_MS,
.latency = 10,
INTINFO(ava_ints) },
#endif
#ifdef USE_HASHFAST
{
.drv = DRIVER_hashfast,
.name = "HFA",
.ident = IDENT_HFA,
.idVendor = HF_USB_VENDOR_ID,
.idProduct = HF_USB_PRODUCT_ID_G1,
.iManufacturer = "HashFast LLC",
.iProduct = "M1 Module",
.config = 1,
.timeout = HASHFAST_TIMEOUT_MS,
.latency = LATENCY_UNUSED,
INTINFO(hfa_ints) },
#endif
#ifdef USE_KLONDIKE
{
.drv = DRIVER_klondike,
.name = "KLN",
.ident = IDENT_KLN,
.idVendor = 0x04D8,
.idProduct = 0xF60A,
.config = 1,
.timeout = KLONDIKE_TIMEOUT_MS,
.latency = 10,
INTINFO(kln_ints) },
#endif
#ifdef USE_ICARUS
{
.drv = DRIVER_icarus,
.name = "ICA",
.ident = IDENT_ICA,
.idVendor = 0x067b,
.idProduct = 0x2303,
.config = 1,
.timeout = ICARUS_TIMEOUT_MS,
.latency = LATENCY_UNUSED,
INTINFO(ica_ints) },
{
.drv = DRIVER_icarus,
.name = "AMU",
.ident = IDENT_AMU,
.idVendor = 0x10c4,
.idProduct = 0xea60,
.config = 1,
.timeout = ICARUS_TIMEOUT_MS,
.latency = LATENCY_UNUSED,
INTINFO(amu_ints) },
{
.drv = DRIVER_icarus,
.name = "BLT",
.ident = IDENT_BLT,
.idVendor = IDVENDOR_FTDI,
.idProduct = 0x6001,
.iProduct = "FT232R USB UART",
.config = 1,
.timeout = ICARUS_TIMEOUT_MS,
.latency = LATENCY_STD,
INTINFO(llt_ints) },
// For any that don't match the above "BLT"
{
.drv = DRIVER_icarus,
.name = "LLT",
.ident = IDENT_LLT,
.idVendor = IDVENDOR_FTDI,
.idProduct = 0x6001,
.config = 1,
.timeout = ICARUS_TIMEOUT_MS,
.latency = LATENCY_STD,
INTINFO(llt_ints) },
{
.drv = DRIVER_icarus,
.name = "CMR",
.ident = IDENT_CMR1,
.idVendor = IDVENDOR_FTDI,
.idProduct = 0x6014,
.iProduct = "Cairnsmore1",
.config = 1,
.timeout = ICARUS_TIMEOUT_MS,
.latency = LATENCY_STD,
INTINFO(cmr1_ints) },
{
.drv = DRIVER_icarus,
.name = "CMR",
.ident = IDENT_CMR2,
.idVendor = IDVENDOR_FTDI,
.idProduct = 0x8350,
.iProduct = "Cairnsmore1",
.config = 1,
.timeout = ICARUS_TIMEOUT_MS,
.latency = LATENCY_STD,
INTINFO(cmr2_ints) },
#endif
{ DRIVER_MAX, NULL, 0, 0, 0, NULL, NULL, 0, 0, 0, 0, NULL }
};
#define STRBUFLEN 256
static const char *BLANK = "";
static const char *space = " ";
static const char *nodatareturned = "no data returned ";
#define IOERR_CHECK(cgpu, err) \
if (err == LIBUSB_ERROR_IO) { \
cgpu->usbinfo.ioerr_count++; \
cgpu->usbinfo.continuous_ioerr_count++; \
} else { \
cgpu->usbinfo.continuous_ioerr_count = 0; \
}
/* Timeout errors on writes are unusual and should be treated as IO errors. */
#define WRITEIOERR_CHECK(cgpu, err) \
if (err == LIBUSB_ERROR_IO || err == LIBUSB_ERROR_TIMEOUT) { \
cgpu->usbinfo.ioerr_count++; \
cgpu->usbinfo.continuous_ioerr_count++; \
} else { \
cgpu->usbinfo.continuous_ioerr_count = 0; \
}
#if 0 // enable USBDEBUG - only during development testing
static const char *debug_true_str = "true";
static const char *debug_false_str = "false";
static const char *nodevstr = "=NODEV";
#define bool_str(boo) ((boo) ? debug_true_str : debug_false_str)
#define isnodev(err) (NODEV(err) ? nodevstr : BLANK)
#define USBDEBUG(fmt, ...) applog(LOG_WARNING, fmt, ##__VA_ARGS__)
#else
#define USBDEBUG(fmt, ...)
#endif
// For device limits by driver
static struct driver_count {
uint32_t count;
uint32_t limit;
} drv_count[DRIVER_MAX];
// For device limits by list of bus/dev
static struct usb_busdev {
int bus_number;
int device_address;
void *resource1;
void *resource2;
} *busdev;
static int busdev_count = 0;
// Total device limit
static int total_count = 0;
static int total_limit = 999999;
struct usb_in_use_list {
struct usb_busdev in_use;
struct usb_in_use_list *prev;
struct usb_in_use_list *next;
};
// List of in use devices
static struct usb_in_use_list *in_use_head = NULL;
struct resource_work {
bool lock;
const char *dname;
uint8_t bus_number;
uint8_t device_address;
struct resource_work *next;
};
// Pending work for the reslock thread
struct resource_work *res_work_head = NULL;
struct resource_reply {
uint8_t bus_number;
uint8_t device_address;
bool got;
struct resource_reply *next;
};
// Replies to lock requests
struct resource_reply *res_reply_head = NULL;
// Some stats need to always be defined
#define SEQ0 0
#define SEQ1 1
// NONE must be 0 - calloced
#define MODE_NONE 0
#define MODE_CTRL_READ (1 << 0)
#define MODE_CTRL_WRITE (1 << 1)
#define MODE_BULK_READ (1 << 2)
#define MODE_BULK_WRITE (1 << 3)
// Set this to 0 to remove stats processing
#define DO_USB_STATS 1
static bool stats_initialised = false;
#if DO_USB_STATS
#define MODE_SEP_STR "+"
#define MODE_NONE_STR "X"
#define MODE_CTRL_READ_STR "cr"
#define MODE_CTRL_WRITE_STR "cw"
#define MODE_BULK_READ_STR "br"
#define MODE_BULK_WRITE_STR "bw"
// One for each CMD, TIMEOUT, ERROR
struct cg_usb_stats_item {
uint64_t count;
double total_delay;
double min_delay;
double max_delay;
struct timeval first;
struct timeval last;
};
#define CMD_CMD 0
#define CMD_TIMEOUT 1
#define CMD_ERROR 2
// One for each C_CMD
struct cg_usb_stats_details {
int seq;
uint32_t modes;
struct cg_usb_stats_item item[CMD_ERROR+1];
};
// One for each device
struct cg_usb_stats {
char *name;
int device_id;
struct cg_usb_stats_details *details;
};
static struct cg_usb_stats *usb_stats = NULL;
static int next_stat = USB_NOSTAT;
#define SECTOMS(s) ((int)((s) * 1000))
#define USB_STATS(sgpu_, sta_, fin_, err_, mode_, cmd_, seq_, tmo_) \
stats(sgpu_, sta_, fin_, err_, mode_, cmd_, seq_, tmo_)
#define STATS_TIMEVAL(tv_) cgtime(tv_)
#define USB_REJECT(sgpu_, mode_) rejected_inc(sgpu_, mode_)
#else
#define USB_STATS(sgpu_, sta_, fin_, err_, mode_, cmd_, seq_, tmo_)
#define STATS_TIMEVAL(tv_)
#define USB_REJECT(sgpu_, mode_)
#endif // DO_USB_STATS
/* Create usb_commands array from USB_PARSE_COMMANDS macro in usbutils.h */
char *usb_commands[] = {
USB_PARSE_COMMANDS(JUMPTABLE)
"Null"
};
#ifdef EOL
#undef EOL
#endif
#define EOL "\n"
static const char *DESDEV = "Device";
static const char *DESCON = "Config";
static const char *DESSTR = "String";
static const char *DESINT = "Interface";
static const char *DESEP = "Endpoint";
static const char *DESHID = "HID";
static const char *DESRPT = "Report";
static const char *DESPHY = "Physical";
static const char *DESHUB = "Hub";
static const char *EPIN = "In: ";
static const char *EPOUT = "Out: ";
static const char *EPX = "?: ";
static const char *CONTROL = "Control";
static const char *ISOCHRONOUS_X = "Isochronous+?";
static const char *ISOCHRONOUS_N_X = "Isochronous+None+?";
static const char *ISOCHRONOUS_N_D = "Isochronous+None+Data";
static const char *ISOCHRONOUS_N_F = "Isochronous+None+Feedback";
static const char *ISOCHRONOUS_N_I = "Isochronous+None+Implicit";
static const char *ISOCHRONOUS_A_X = "Isochronous+Async+?";
static const char *ISOCHRONOUS_A_D = "Isochronous+Async+Data";
static const char *ISOCHRONOUS_A_F = "Isochronous+Async+Feedback";
static const char *ISOCHRONOUS_A_I = "Isochronous+Async+Implicit";
static const char *ISOCHRONOUS_D_X = "Isochronous+Adaptive+?";
static const char *ISOCHRONOUS_D_D = "Isochronous+Adaptive+Data";
static const char *ISOCHRONOUS_D_F = "Isochronous+Adaptive+Feedback";
static const char *ISOCHRONOUS_D_I = "Isochronous+Adaptive+Implicit";
static const char *ISOCHRONOUS_S_X = "Isochronous+Sync+?";
static const char *ISOCHRONOUS_S_D = "Isochronous+Sync+Data";
static const char *ISOCHRONOUS_S_F = "Isochronous+Sync+Feedback";
static const char *ISOCHRONOUS_S_I = "Isochronous+Sync+Implicit";
static const char *BULK = "Bulk";
static const char *INTERRUPT = "Interrupt";
static const char *UNKNOWN = "Unknown";
static const char *destype(uint8_t bDescriptorType)
{
switch (bDescriptorType) {
case LIBUSB_DT_DEVICE:
return DESDEV;
case LIBUSB_DT_CONFIG:
return DESCON;
case LIBUSB_DT_STRING:
return DESSTR;
case LIBUSB_DT_INTERFACE:
return DESINT;
case LIBUSB_DT_ENDPOINT:
return DESEP;
case LIBUSB_DT_HID:
return DESHID;
case LIBUSB_DT_REPORT:
return DESRPT;
case LIBUSB_DT_PHYSICAL:
return DESPHY;
case LIBUSB_DT_HUB:
return DESHUB;
}
return UNKNOWN;
}
static const char *epdir(uint8_t bEndpointAddress)
{
switch (bEndpointAddress & LIBUSB_ENDPOINT_DIR_MASK) {
case LIBUSB_ENDPOINT_IN:
return EPIN;
case LIBUSB_ENDPOINT_OUT:
return EPOUT;
}
return EPX;
}
static const char *epatt(uint8_t bmAttributes)
{
switch(bmAttributes & LIBUSB_TRANSFER_TYPE_MASK) {
case LIBUSB_TRANSFER_TYPE_CONTROL:
return CONTROL;
case LIBUSB_TRANSFER_TYPE_BULK:
return BULK;
case LIBUSB_TRANSFER_TYPE_INTERRUPT:
return INTERRUPT;
case LIBUSB_TRANSFER_TYPE_ISOCHRONOUS:
switch(bmAttributes & LIBUSB_ISO_SYNC_TYPE_MASK) {
case LIBUSB_ISO_SYNC_TYPE_NONE:
switch(bmAttributes & LIBUSB_ISO_USAGE_TYPE_MASK) {
case LIBUSB_ISO_USAGE_TYPE_DATA:
return ISOCHRONOUS_N_D;
case LIBUSB_ISO_USAGE_TYPE_FEEDBACK:
return ISOCHRONOUS_N_F;
case LIBUSB_ISO_USAGE_TYPE_IMPLICIT:
return ISOCHRONOUS_N_I;
}
return ISOCHRONOUS_N_X;
case LIBUSB_ISO_SYNC_TYPE_ASYNC:
switch(bmAttributes & LIBUSB_ISO_USAGE_TYPE_MASK) {
case LIBUSB_ISO_USAGE_TYPE_DATA:
return ISOCHRONOUS_A_D;
case LIBUSB_ISO_USAGE_TYPE_FEEDBACK:
return ISOCHRONOUS_A_F;
case LIBUSB_ISO_USAGE_TYPE_IMPLICIT:
return ISOCHRONOUS_A_I;
}
return ISOCHRONOUS_A_X;
case LIBUSB_ISO_SYNC_TYPE_ADAPTIVE:
switch(bmAttributes & LIBUSB_ISO_USAGE_TYPE_MASK) {
case LIBUSB_ISO_USAGE_TYPE_DATA:
return ISOCHRONOUS_D_D;
case LIBUSB_ISO_USAGE_TYPE_FEEDBACK:
return ISOCHRONOUS_D_F;
case LIBUSB_ISO_USAGE_TYPE_IMPLICIT:
return ISOCHRONOUS_D_I;
}
return ISOCHRONOUS_D_X;
case LIBUSB_ISO_SYNC_TYPE_SYNC:
switch(bmAttributes & LIBUSB_ISO_USAGE_TYPE_MASK) {
case LIBUSB_ISO_USAGE_TYPE_DATA:
return ISOCHRONOUS_S_D;
case LIBUSB_ISO_USAGE_TYPE_FEEDBACK:
return ISOCHRONOUS_S_F;
case LIBUSB_ISO_USAGE_TYPE_IMPLICIT:
return ISOCHRONOUS_S_I;
}
return ISOCHRONOUS_S_X;
}
return ISOCHRONOUS_X;
}
return UNKNOWN;
}
static void append(char **buf, char *append, size_t *off, size_t *len)
{
int new = strlen(append);
if ((new + *off) >= *len)
{
*len *= 2;
*buf = realloc(*buf, *len);
if (unlikely(!*buf))
quit(1, "USB failed to realloc append");
}
strcpy(*buf + *off, append);
*off += new;
}
static bool setgetdes(ssize_t count, libusb_device *dev, struct libusb_device_handle *handle, struct libusb_config_descriptor **config, int cd, char **buf, size_t *off, size_t *len)
{
char tmp[512];
int err;
err = libusb_set_configuration(handle, cd);
if (err) {
snprintf(tmp, sizeof(tmp), EOL " ** dev %d: Failed to set config descriptor to %d, err %d",
(int)count, cd, err);
append(buf, tmp, off, len);
return false;
}
err = libusb_get_active_config_descriptor(dev, config);
if (err) {
snprintf(tmp, sizeof(tmp), EOL " ** dev %d: Failed to get active config descriptor set to %d, err %d",
(int)count, cd, err);
append(buf, tmp, off, len);
return false;
}
snprintf(tmp, sizeof(tmp), EOL " ** dev %d: Set & Got active config descriptor to %d, err %d",
(int)count, cd, err);
append(buf, tmp, off, len);
return true;
}
static void usb_full(ssize_t *count, libusb_device *dev, char **buf, size_t *off, size_t *len, int level)
{
struct libusb_device_descriptor desc;
uint8_t bus_number;
uint8_t device_address;
struct libusb_device_handle *handle;
struct libusb_config_descriptor *config;
const struct libusb_interface_descriptor *idesc;
const struct libusb_endpoint_descriptor *epdesc;
unsigned char man[STRBUFLEN+1];
unsigned char prod[STRBUFLEN+1];
unsigned char ser[STRBUFLEN+1];
char tmp[512];
int err, i, j, k;
err = libusb_get_device_descriptor(dev, &desc);
if (opt_usb_list_all && err) {
snprintf(tmp, sizeof(tmp), EOL ".USB dev %d: Failed to get descriptor, err %d",
(int)(++(*count)), err);
append(buf, tmp, off, len);
return;
}
bus_number = libusb_get_bus_number(dev);
device_address = libusb_get_device_address(dev);
if (!opt_usb_list_all) {
bool known = false;
for (i = 0; find_dev[i].drv != DRIVER_MAX; i++)
if ((find_dev[i].idVendor == desc.idVendor) &&
(find_dev[i].idProduct == desc.idProduct)) {
known = true;
break;
}
if (!known)
return;
}
(*count)++;
if (level == 0) {
snprintf(tmp, sizeof(tmp), EOL ".USB dev %d: Bus %d Device %d ID: %04x:%04x",
(int)(*count), (int)bus_number, (int)device_address,
desc.idVendor, desc.idProduct);
} else {
snprintf(tmp, sizeof(tmp), EOL ".USB dev %d: Bus %d Device %d Device Descriptor:" EOL "\tLength: %d" EOL
"\tDescriptor Type: %s" EOL "\tUSB: %04x" EOL "\tDeviceClass: %d" EOL
"\tDeviceSubClass: %d" EOL "\tDeviceProtocol: %d" EOL "\tMaxPacketSize0: %d" EOL
"\tidVendor: %04x" EOL "\tidProduct: %04x" EOL "\tDeviceRelease: %x" EOL
"\tNumConfigurations: %d",
(int)(*count), (int)bus_number, (int)device_address,
(int)(desc.bLength), destype(desc.bDescriptorType),
desc.bcdUSB, (int)(desc.bDeviceClass), (int)(desc.bDeviceSubClass),
(int)(desc.bDeviceProtocol), (int)(desc.bMaxPacketSize0),
desc.idVendor, desc.idProduct, desc.bcdDevice,
(int)(desc.bNumConfigurations));
}
append(buf, tmp, off, len);
err = libusb_open(dev, &handle);
if (err) {
snprintf(tmp, sizeof(tmp), EOL " ** dev %d: Failed to open, err %d", (int)(*count), err);
append(buf, tmp, off, len);
return;
}
err = libusb_get_string_descriptor_ascii(handle, desc.iManufacturer, man, STRBUFLEN);
if (err < 0)
snprintf((char *)man, sizeof(man), "** err:(%d) %s", err, libusb_error_name(err));
err = libusb_get_string_descriptor_ascii(handle, desc.iProduct, prod, STRBUFLEN);
if (err < 0)
snprintf((char *)prod, sizeof(prod), "** err:(%d) %s", err, libusb_error_name(err));
if (level == 0) {
libusb_close(handle);
snprintf(tmp, sizeof(tmp), EOL " Manufacturer: '%s'" EOL " Product: '%s'", man, prod);
append(buf, tmp, off, len);
return;
}
if (libusb_kernel_driver_active(handle, 0) == 1) {
snprintf(tmp, sizeof(tmp), EOL " * dev %d: kernel attached", (int)(*count));
append(buf, tmp, off, len);
}
err = libusb_get_active_config_descriptor(dev, &config);
if (err) {
if (!setgetdes(*count, dev, handle, &config, 1, buf, off, len)
&& !setgetdes(*count, dev, handle, &config, 0, buf, off, len)) {
libusb_close(handle);
snprintf(tmp, sizeof(tmp), EOL " ** dev %d: Failed to set config descriptor to %d or %d",
(int)(*count), 1, 0);
append(buf, tmp, off, len);
return;
}
}
snprintf(tmp, sizeof(tmp), EOL " dev %d: Active Config:" EOL "\tDescriptorType: %s" EOL
"\tNumInterfaces: %d" EOL "\tConfigurationValue: %d" EOL
"\tAttributes: %d" EOL "\tMaxPower: %d",
(int)(*count), destype(config->bDescriptorType),
(int)(config->bNumInterfaces), (int)(config->iConfiguration),
(int)(config->bmAttributes), (int)(config->MaxPower));
append(buf, tmp, off, len);
for (i = 0; i < (int)(config->bNumInterfaces); i++) {
for (j = 0; j < config->interface[i].num_altsetting; j++) {
idesc = &(config->interface[i].altsetting[j]);
snprintf(tmp, sizeof(tmp), EOL " _dev %d: Interface Descriptor %d:" EOL
"\tDescriptorType: %s" EOL "\tInterfaceNumber: %d" EOL
"\tNumEndpoints: %d" EOL "\tInterfaceClass: %d" EOL
"\tInterfaceSubClass: %d" EOL "\tInterfaceProtocol: %d",
(int)(*count), j, destype(idesc->bDescriptorType),
(int)(idesc->bInterfaceNumber),
(int)(idesc->bNumEndpoints),
(int)(idesc->bInterfaceClass),
(int)(idesc->bInterfaceSubClass),
(int)(idesc->bInterfaceProtocol));
append(buf, tmp, off, len);
for (k = 0; k < (int)(idesc->bNumEndpoints); k++) {
epdesc = &(idesc->endpoint[k]);
snprintf(tmp, sizeof(tmp), EOL " __dev %d: Interface %d Endpoint %d:" EOL
"\tDescriptorType: %s" EOL
"\tEndpointAddress: %s0x%x" EOL
"\tAttributes: %s" EOL "\tMaxPacketSize: %d" EOL
"\tInterval: %d" EOL "\tRefresh: %d",
(int)(*count), (int)(idesc->bInterfaceNumber), k,
destype(epdesc->bDescriptorType),
epdir(epdesc->bEndpointAddress),
(int)(epdesc->bEndpointAddress),
epatt(epdesc->bmAttributes),
epdesc->wMaxPacketSize,
(int)(epdesc->bInterval),
(int)(epdesc->bRefresh));
append(buf, tmp, off, len);
}
}
}
libusb_free_config_descriptor(config);
config = NULL;
err = libusb_get_string_descriptor_ascii(handle, desc.iSerialNumber, ser, STRBUFLEN);
if (err < 0)
snprintf((char *)ser, sizeof(ser), "** err:(%d) %s", err, libusb_error_name(err));
snprintf(tmp, sizeof(tmp), EOL " dev %d: More Info:" EOL "\tManufacturer: '%s'" EOL
"\tProduct: '%s'" EOL "\tSerial '%s'",
(int)(*count), man, prod, ser);
append(buf, tmp, off, len);
libusb_close(handle);
}
// Function to dump all USB devices
void usb_all(int level)
{
libusb_device **list;
ssize_t count, i, j;
char *buf;
size_t len, off;
count = libusb_get_device_list(NULL, &list);
if (count < 0) {
applog(LOG_ERR, "USB all: failed, err:(%d) %s", (int)count, libusb_error_name((int)count));
return;
}
if (count == 0)
applog(LOG_WARNING, "USB all: found no devices");
else
{
len = 10000;
buf = malloc(len+1);
if (unlikely(!buf))
quit(1, "USB failed to malloc buf in usb_all");
sprintf(buf, "USB all: found %d devices", (int)count);
off = strlen(buf);
if (!opt_usb_list_all)
append(&buf, " - listing known devices", &off, &len);
j = -1;
for (i = 0; i < count; i++)
usb_full(&j, list[i], &buf, &off, &len, level);
_applog(LOG_WARNING, buf, false);
free(buf);
if (j == -1)
applog(LOG_WARNING, "No known USB devices");
else
applog(LOG_WARNING, "%d %sUSB devices",
(int)(++j), opt_usb_list_all ? BLANK : "known ");
}
libusb_free_device_list(list, 1);
}
static void cgusb_check_init()