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Replace USB-CCID (smartcard) by USB-HID

Browse Source 
Remove PCSC dependencies which is a bit hard (not user friendly) to install on linux and Mac

Split Ledger logic and device IO
This commit is contained in:
cslashm 2018-08-01 09:24:53 +02:00
parent 5c637c7910
commit bb6e3bbc0f
13 changed files with 645 additions and 253 deletions
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30
CMakeLists.txt
View File

@ -435,7 +435,7 @@ if(STATIC AND NOT IOS)
endif()
endif()
find_package(PCSC)
find_package(HIDAPI)
add_definition_if_library_exists(c memset_s "string.h" HAVE_MEMSET_S)
add_definition_if_library_exists(c explicit_bzero "strings.h" HAVE_EXPLICIT_BZERO)
@ -476,14 +476,14 @@ endif()
include_directories(${LIBUNWIND_INCLUDE})
link_directories(${LIBUNWIND_LIBRARY_DIRS})
# Final setup for libpcsc
if (PCSC_FOUND)
message(STATUS "Using PCSC include dir at ${PCSC_INCLUDE_DIR}")
add_definitions(-DHAVE_PCSC)
include_directories(${PCSC_INCLUDE_DIR})
link_directories(${LIBPCSC_LIBRARY_DIRS})
else (PCSC_FOUND)
message(STATUS "Could not find PCSC")
# Final setup for hid
if (HIDAPI_FOUND)
message(STATUS "Using HIDAPI include dir at ${HIDAPI_INCLUDE_DIR}")
add_definitions(-DHAVE_HIDAPI)
include_directories(${HIDAPI_INCLUDE_DIR})
link_directories(${LIBHIDAPI_LIBRARY_DIRS})
else (HIDAPI_FOUND)
message(STATUS "Could not find HIDAPI")
endif()
if(MSVC)
@ -881,6 +881,18 @@ endif()
list(APPEND EXTRA_LIBRARIES ${CMAKE_DL_LIBS})
if (HIDAPI_FOUND)
if (APPLE)
find_library(COREFOUNDATION CoreFoundation)
find_library(IOKIT IOKit)
list(APPEND EXTRA_LIBRARIES ${IOKIT})
list(APPEND EXTRA_LIBRARIES ${COREFOUNDATION})
endif()
if (WIN32)
list(APPEND EXTRA_LIBRARIES setupapi)
endif()
endif()
option(USE_READLINE "Build with GNU readline support." ON)
if(USE_READLINE)
find_package(Readline)

46
cmake/FindHIDAPI.cmake Normal file
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@ -0,0 +1,46 @@
# - try to find HIDAPI library
# from http://www.signal11.us/oss/hidapi/
#
# Cache Variables: (probably not for direct use in your scripts)
# HIDAPI_INCLUDE_DIR
# HIDAPI_LIBRARY
#
# Non-cache variables you might use in your CMakeLists.txt:
# HIDAPI_FOUND
# HIDAPI_INCLUDE_DIRS
# HIDAPI_LIBRARIES
#
# Requires these CMake modules:
# FindPackageHandleStandardArgs (known included with CMake >=2.6.2)
#
# Original Author:
# 2009-2010 Ryan Pavlik <rpavlik@iastate.edu> <abiryan@ryand.net>
# http://academic.cleardefinition.com
# Iowa State University HCI Graduate Program/VRAC
#
# Copyright Iowa State University 2009-2010.
# Distributed under the Boost Software License, Version 1.0.
# (See accompanying file LICENSE_1_0.txt or copy at
# http://www.boost.org/LICENSE_1_0.txt)
find_library(HIDAPI_LIBRARY
NAMES hidapi hidapi-libusb)
find_path(HIDAPI_INCLUDE_DIR
NAMES hidapi.h
PATH_SUFFIXES
hidapi)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(HIDAPI
DEFAULT_MSG
HIDAPI_LIBRARY
HIDAPI_INCLUDE_DIR)
if(HIDAPI_FOUND)
set(HIDAPI_LIBRARIES "${HIDAPI_LIBRARY}")
set(HIDAPI_INCLUDE_DIRS "${HIDAPI_INCLUDE_DIR}")
endif()
mark_as_advanced(HIDAPI_INCLUDE_DIR HIDAPI_LIBRARY)

54
cmake/FindPCSC.cmake
View File

@ -1,54 +0,0 @@
# - Find PCSC
# Find the native PCSC includes and library
#
# PCSC_INCLUDE_DIR - where to find winscard.h, wintypes.h, etc.
# PCSC_LIBRARIES - List of libraries when using PCSC.
# PCSC_FOUND - True if PCSC found.
IF (PCSC_INCLUDE_DIR AND PCSC_LIBRARIES)
# Already in cache, be silent
SET(PCSC_FIND_QUIETLY TRUE)
ENDIF (PCSC_INCLUDE_DIR AND PCSC_LIBRARIES)
IF (NOT WIN32)
FIND_PACKAGE(PkgConfig)
PKG_CHECK_MODULES(PC_PCSC libpcsclite)
FIND_PATH(PCSC_INCLUDE_DIR winscard.h
HINTS
/usr/include/PCSC
${PC_PCSC_INCLUDEDIR}
${PC_PCSC_INCLUDE_DIRS}
PATH_SUFFIXES PCSC
)
FIND_LIBRARY(PCSC_LIBRARY NAMES pcsclite libpcsclite PCSC
HINTS
${PC_PCSC_LIBDIR}
${PC_PCSC_LIBRARY_DIRS}
)
ELSE (NOT WIN32)
IF(BUILD_64 STREQUAL "ON")
set(PCSC_INCLUDE_DIR /mingw64/x86_64-w64-mingw32/include)
set(PCSC_LIBRARY /mingw64/x86_64-w64-mingw32/lib/libwinscard.a)
ELSE(BUILD_64 STREQUAL "ON")
set(PCSC_INCLUDE_DIR /mingw32/i686-w64-mingw32/include)
set(PCSC_LIBRARY /mingw32/i686-w64-mingw32/lib/libwinscard.a)
ENDIF(BUILD_64 STREQUAL "ON")
ENDIF (NOT WIN32)
# handle the QUIETLY and REQUIRED arguments and set PCSC_FOUND to TRUE if
# all listed variables are TRUE
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(PCSC DEFAULT_MSG PCSC_LIBRARY PCSC_INCLUDE_DIR)
IF(PCSC_FOUND)
SET( PCSC_LIBRARIES ${PCSC_LIBRARY} )
SET(PCSC_STATIC_LIBRARIES ${PCSC_STATIC_LIBRARY})
ELSE(PCSC_FOUND)
SET( PCSC_LIBRARIES )
ENDIF(PCSC_FOUND)
MARK_AS_ADVANCED( PCSC_LIBRARY PCSC_INCLUDE_DIR PCSC_STATIC_LIBRARY)

19
src/device/CMakeLists.txt
View File

@ -32,18 +32,27 @@ set(device_sources
log.cpp
)
if(PCSC_FOUND)
set(device_sources ${device_sources} device_ledger.cpp)
if(HIDAPI_FOUND)
set(device_sources
${device_sources}
device_ledger.cpp
device_io_hid.cpp
)
endif()
set(device_headers
device.hpp
device_io.hpp
device_default.hpp
log.hpp
)
if(PCSC_FOUND)
set(device_headers ${device_headers} device_ledger.hpp)
if(HIDAPI_FOUND)
set(device_headers
${device_headers}
device_ledger.hpp
device_io_hid.hpp
)
endif()
set(device_private_headers)
@ -65,7 +74,7 @@ monero_add_library(device
target_link_libraries(device
PUBLIC
${PCSC_LIBRARIES}
${HIDAPI_LIBRARIES}
cncrypto
ringct_basic
${OPENSSL_CRYPTO_LIBRARIES}

4
src/device/device.cpp
View File

@ -29,7 +29,7 @@
#include "device.hpp"
#include "device_default.hpp"
#ifdef HAVE_PCSC
#ifdef WITH_DEVICE_LEDGER
#include "device_ledger.hpp"
#endif
#include "misc_log_ex.h"
@ -45,7 +45,7 @@ namespace hw {
device_registry::device_registry(){
hw::core::register_all(registry);
#ifdef HAVE_PCSC
#ifdef WITH_DEVICE_LEDGER
hw::ledger::register_all(registry);
#endif
}

3
src/device/device.hpp
View File

@ -48,11 +48,12 @@
#include "crypto/chacha.h"
#include "ringct/rctTypes.h"
#ifndef USE_DEVICE_LEDGER
#define USE_DEVICE_LEDGER 1
#endif
#if !defined(HAVE_PCSC)
#if !defined(HAVE_HIDAPI)
#undef USE_DEVICE_LEDGER
#define USE_DEVICE_LEDGER 0
#endif

56
src/device/device_io.hpp Normal file
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@ -0,0 +1,56 @@
// Copyright (c) 2017-2018, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
#pragma once
namespace hw {
namespace io {
class device_io {
public:
device_io() {};
~device_io() {};
virtual void init() = 0;
virtual void release() = 0;
virtual void connect(void *parms) = 0;
virtual void disconnect() = 0;
virtual bool connected() const = 0;
virtual int exchange(unsigned char *command, unsigned int cmd_len, unsigned char *response, unsigned int max_resp_len) = 0;
};
};
};

288
src/device/device_io_hid.cpp Normal file
View File

@ -0,0 +1,288 @@
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
#if defined(HAVE_HIDAPI)
#include "log.hpp"
#include "device_io_hid.hpp"
namespace hw {
namespace io {
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "device.io"
#define ASSERT_X(exp,msg) CHECK_AND_ASSERT_THROW_MES(exp, msg);
#define MAX_BLOCK 64
static std::string safe_hid_error(hid_device *hwdev) {
if (hwdev) {
return std::string((char*)hid_error(hwdev));
}
return std::string("NULL device");
}
static std::string safe_hid_path(const hid_device_info *hwdev_info) {
if (hwdev_info && hwdev_info->path) {
return std::string(hwdev_info->path);
}
return std::string("NULL path");
}
device_io_hid::device_io_hid(unsigned short c, unsigned char t, unsigned int ps, unsigned int to) :
channel(c),
tag(t),
packet_size(ps),
timeout(to),
usb_vid(0),
usb_pid(0),
usb_device(NULL) {
}
device_io_hid::device_io_hid() : device_io_hid(DEFAULT_CHANNEL, DEFAULT_TAG, DEFAULT_PACKET_SIZE, DEFAULT_TIMEOUT) {
}
void device_io_hid::io_hid_log(int read, unsigned char* buffer, int block_len) {
if (hid_verbose) {
char strbuffer[1024];
hw::buffer_to_str(strbuffer, sizeof(strbuffer), (char*)buffer, block_len);
MDEBUG( "HID " << (read?"<":">") <<" : "<<strbuffer);
}
}
void device_io_hid::init() {
int r;
r = hid_init();
ASSERT_X(r>=0, "Unable to init hidapi library. Error "+std::to_string(r)+": "+safe_hid_error(this->usb_device));
}
void device_io_hid::connect(void *params) {
hid_conn_params *p = (struct hid_conn_params*)params;
this->connect(p->vid, p->pid, p->interface_number, p->usage_page, p->interface_OR_page);
}
void device_io_hid::connect(unsigned int vid, unsigned int pid, unsigned int interface_number, unsigned int usage_page, bool interface_OR_page ) {
hid_device_info *hwdev_info, *hwdev_info_list;
hid_device *hwdev;
this->disconnect();
hwdev_info_list = hid_enumerate(vid, pid);
ASSERT_X(hwdev_info_list, "Unable to enumerate device "+std::to_string(vid)+":"+std::to_string(vid)+ ": "+ safe_hid_error(this->usb_device));
hwdev = NULL;
hwdev_info = hwdev_info_list;
while (hwdev_info) {
if ((interface_OR_page && ((usage_page == 0xffa0) || (interface_number == 0))) ||
((usage_page == 0xffa0) && (interface_number == 0)) ) {
MDEBUG("HID Device found: " << safe_hid_path(hwdev_info));
hwdev = hid_open_path(hwdev_info->path);
break;
} else {
MDEBUG("HID Device discard: " << safe_hid_path(hwdev_info) << "("+std::to_string(hwdev_info->usage_page) << "," << std::to_string(hwdev_info->interface_number) << ")");
}
hwdev_info = hwdev_info->next;
}
hid_free_enumeration(hwdev_info_list);
ASSERT_X(hwdev, "Unable to open device "+std::to_string(pid)+":"+std::to_string(vid));
this->usb_vid = vid;
this->usb_pid = pid;
this->usb_device = hwdev;
}
bool device_io_hid::connected() const {
return this->usb_device != NULL;
}
int device_io_hid::exchange(unsigned char *command, unsigned int cmd_len, unsigned char *response, unsigned int max_resp_len) {
unsigned char buffer[400];
unsigned char padding_buffer[MAX_BLOCK+1];
unsigned int result;
int hid_ret;
unsigned int sw_offset;
unsigned int remaining;
unsigned int offset = 0;
ASSERT_X(this->usb_device,"No device opened");
//Split command in several HID packet
memset(buffer, 0, sizeof(buffer));
result = this->wrapCommand(command, cmd_len, buffer, sizeof(buffer));
remaining = result;
while (remaining > 0) {
int block_size = (remaining > MAX_BLOCK ? MAX_BLOCK : remaining);
memset(padding_buffer, 0, sizeof(padding_buffer));
memcpy(padding_buffer+1, buffer + offset, block_size);
io_hid_log(0, padding_buffer, block_size+1);
hid_ret = hid_write(this->usb_device, padding_buffer, block_size+1);
ASSERT_X(hid_ret>=0, "Unable to send hidapi command. Error "+std::to_string(result)+": "+ safe_hid_error(this->usb_device));
offset += block_size;
remaining -= block_size;
}
//get first response
memset(buffer, 0, sizeof(buffer));
hid_ret = hid_read_timeout(this->usb_device, buffer, MAX_BLOCK, this->timeout);
ASSERT_X(hid_ret>=0, "Unable to read hidapi response. Error "+std::to_string(result)+": "+ safe_hid_error(this->usb_device));
result = (unsigned int)hid_ret;
io_hid_log(1, buffer, result);
offset = MAX_BLOCK;
//parse first response and get others if any
for (;;) {
result = this->unwrapReponse(buffer, offset, response, max_resp_len);
if (result != 0) {
break;
}
hid_ret = hid_read_timeout(this->usb_device, buffer + offset, MAX_BLOCK, this->timeout);
ASSERT_X(hid_ret>=0, "Unable to receive hidapi response. Error "+std::to_string(result)+": "+ safe_hid_error(this->usb_device));
result = (unsigned int)hid_ret;
io_hid_log(1, buffer + offset, result);
offset += MAX_BLOCK;
}
return result;
}
void device_io_hid::disconnect(void) {
if (this->usb_device) {
hid_close(this->usb_device);
}
this->usb_vid = 0;
this->usb_pid = 0;
this->usb_device = NULL;
}
void device_io_hid::release() {
/* Do not exit, as the lib context is global*/
//hid_exit();
}
unsigned int device_io_hid::wrapCommand(const unsigned char *command, size_t command_len, unsigned char *out, size_t out_len) {
unsigned int sequence_idx = 0;
unsigned int offset = 0;
unsigned int offset_out = 0;
unsigned int block_size;
ASSERT_X(this->packet_size >= 3, "Invalid Packet size: "+std::to_string(this->packet_size)) ;
ASSERT_X(out_len >= 7, "out_len too short: "+std::to_string(out_len));
out_len -= 7;
out[offset_out++] = ((this->channel >> 8) & 0xff);
out[offset_out++] = (this->channel & 0xff);
out[offset_out++] = this->tag;
out[offset_out++] = ((sequence_idx >> 8) & 0xff);
out[offset_out++] = (sequence_idx & 0xff);
sequence_idx++;
out[offset_out++] = ((command_len >> 8) & 0xff);
out[offset_out++] = (command_len & 0xff);
block_size = (command_len > this->packet_size - 7 ? this->packet_size - 7 : command_len);
ASSERT_X(out_len >= block_size, "out_len too short: "+std::to_string(out_len));
out_len -= block_size;
memcpy(out + offset_out, command + offset, block_size);
offset_out += block_size;
offset += block_size;
while (offset != command_len) {
ASSERT_X(out_len >= 5, "out_len too short: "+std::to_string(out_len));
out_len -= 5;
out[offset_out++] = ((this->channel >> 8) & 0xff);
out[offset_out++] = (this->channel & 0xff);
out[offset_out++] = this->tag;
out[offset_out++] = ((sequence_idx >> 8) & 0xff);
out[offset_out++] = (sequence_idx & 0xff);
sequence_idx++;
block_size = ((command_len - offset) > this->packet_size - 5 ? this->packet_size - 5 : command_len - offset);
ASSERT_X(out_len >= block_size, "out_len too short: "+std::to_string(out_len));
out_len -= block_size;
memcpy(out + offset_out, command + offset, block_size);
offset_out += block_size;
offset += block_size;
}
while ((offset_out % this->packet_size) != 0) {
ASSERT_X(out_len >= 1, "out_len too short: "+std::to_string(out_len));
out_len--;
out[offset_out++] = 0;
}
return offset_out;
}
/*
* return 0 if more data are needed
* >0 if response is fully available
*/
unsigned int device_io_hid::unwrapReponse(const unsigned char *data, size_t data_len, unsigned char *out, size_t out_len) {
unsigned int sequence_idx = 0;
unsigned int offset = 0;
unsigned int offset_out = 0;
unsigned int response_len;
unsigned int block_size;
unsigned int val;
//end?
if ((data == NULL) || (data_len < 7 + 5)) {
return 0;
}
//check hid header
val = (data[offset]<<8) + data[offset+1];
offset += 2;
ASSERT_X(val == this->channel, "Wrong Channel");
val = data[offset];
offset++;
ASSERT_X(val == this->tag, "Wrong TAG");
val = (data[offset]<<8) + data[offset+1];
offset += 2;
ASSERT_X(val == sequence_idx, "Wrong sequence_idx");
//fetch
response_len = (data[offset++] << 8);
response_len |= data[offset++];
ASSERT_X(out_len >= response_len, "Out Buffer too short");
if (data_len < (7 + response_len)) {
return 0;
}
block_size = (response_len > (this->packet_size - 7) ? this->packet_size - 7 : response_len);
memcpy(out + offset_out, data + offset, block_size);
offset += block_size;
offset_out += block_size;
while (offset_out != response_len) {
sequence_idx++;
if (offset == data_len) {
return 0;
}
val = (data[offset]<<8) + data[offset+1];
offset += 2;
ASSERT_X(val == this->channel, "Wrong Channel");
val = data[offset];
offset++;
ASSERT_X(val == this->tag, "Wrong TAG");
val = (data[offset]<<8) + data[offset+1];
offset += 2;
ASSERT_X(val == sequence_idx, "Wrong sequence_idx");
block_size = ((response_len - offset_out) > this->packet_size - 5 ? this->packet_size - 5 : response_len - offset_out);
if (block_size > (data_len - offset)) {
return 0;
}
memcpy(out + offset_out, data + offset, block_size);
offset += block_size;
offset_out += block_size;
}
return offset_out;
}
}
}
#endif //#if defined(HAVE_HIDAPI)

112
src/device/device_io_hid.hpp Normal file
View File

@ -0,0 +1,112 @@
// Copyright (c) 2017-2018, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
#if defined(HAVE_HIDAPI)
#include <hidapi/hidapi.h>
#include "device_io.hpp"
#pragma once
namespace hw {
namespace io {
/** HID class base. Commands are formated as follow:
*
* |----------------------------------------------------------|
* | 2 bytes | 1 byte | 2 bytes | 2 bytes | len bytes |
* |-----------|----------|-----------|----------|------------|
* | channel | tag | sequence | len | payload |
* |----------------------------------------------------------|
*/
struct hid_conn_params {
unsigned int vid;
unsigned int pid;
unsigned int interface_number;
unsigned int usage_page;
bool interface_OR_page ;
};
class device_io_hid: device_io {
private:
unsigned short channel;
unsigned char tag;
unsigned int packet_size;
unsigned int timeout;
unsigned int usb_vid;
unsigned int usb_pid;
hid_device *usb_device;
void io_hid_log(int read, unsigned char* buf, int buf_len);
void io_hid_init();
void io_hid_exit() ;
void io_hid_open(int vid, int pid, int mode);
void io_hid_close (void);
unsigned int wrapCommand(const unsigned char *command, size_t command_len, unsigned char *out, size_t out_len);
unsigned int unwrapReponse(const unsigned char *data, size_t data_len, unsigned char *out, size_t out_len);
public:
bool hid_verbose = false;
const unsigned int OR_SELECT = 1;
const unsigned int AND_SELECT = 2;
const unsigned char DEFAULT_CHANNEL = 0x0001;
const unsigned char DEFAULT_TAG = 0x01;
const unsigned int DEFAULT_PACKET_SIZE = 64;
const unsigned int DEFAULT_TIMEOUT = 120000;
device_io_hid(unsigned short channel, unsigned char tag, unsigned int packet_zize, unsigned int timeout);
device_io_hid();
~device_io_hid() {};
void init();
void connect(void *params);
void connect(unsigned int vid, unsigned int pid, unsigned int interface_number, unsigned int usage_page, bool interface_OR_page );
bool connected() const;
int exchange(unsigned char *command, unsigned int cmd_len, unsigned char *response, unsigned int max_resp_len);
void disconnect();
void release();
};
};
};
#endif //#if defined(HAVE_HIDAPI)

198
src/device/device_ledger.cpp
View File

@ -185,41 +185,8 @@ namespace hw {
#define INS_GET_RESPONSE 0xc0
void device_ledger::logCMD() {
if (apdu_verbose) {
char strbuffer[1024];
snprintf(strbuffer, sizeof(strbuffer), "%.02x %.02x %.02x %.02x %.02x ",
this->buffer_send[0],
this->buffer_send[1],
this->buffer_send[2],
this->buffer_send[3],
this->buffer_send[4]
);
const size_t len = strlen(strbuffer);
buffer_to_str(strbuffer+len, sizeof(strbuffer)-len, (char*)(this->buffer_send+5), this->length_send-5);
MDEBUG( "CMD :" << strbuffer);
}
}
void device_ledger::logRESP() {
if (apdu_verbose) {
char strbuffer[1024];
snprintf(strbuffer, sizeof(strbuffer), "%.02x%.02x ",
this->buffer_recv[this->length_recv-2],
this->buffer_recv[this->length_recv-1]
);
const size_t len = strlen(strbuffer);
buffer_to_str(strbuffer+len, sizeof(strbuffer)-len, (char*)(this->buffer_recv), this->length_recv-2);
MDEBUG( "RESP :" << strbuffer);
}
}
/* -------------------------------------------------------------- */
device_ledger::device_ledger() {
device_ledger::device_ledger(): hw_device(0x0101, 0x05, 64, 10000) {
this->id = device_id++;
this->hCard = 0;
this->hContext = 0;
this->reset_buffer();
this->mode = NONE;
this->has_view_key = false;
@ -272,10 +239,39 @@ namespace hw {
MDEBUG( "Device "<<this->name << " UNLOCKed");
}
/* ======================================================================= */
/* MISC */
/* IO */
/* ======================================================================= */
int device_ledger::set_command_header(BYTE ins, BYTE p1, BYTE p2) {
void device_ledger::logCMD() {
if (apdu_verbose) {
char strbuffer[1024];
snprintf(strbuffer, sizeof(strbuffer), "%.02x %.02x %.02x %.02x %.02x ",
this->buffer_send[0],
this->buffer_send[1],
this->buffer_send[2],
this->buffer_send[3],
this->buffer_send[4]
);
const size_t len = strlen(strbuffer);
buffer_to_str(strbuffer+len, sizeof(strbuffer)-len, (char*)(this->buffer_send+5), this->length_send-5);
MDEBUG( "CMD : " << strbuffer);
}
}
void device_ledger::logRESP() {
if (apdu_verbose) {
char strbuffer[1024];
snprintf(strbuffer, sizeof(strbuffer), "%.04x ", this->sw);
const size_t len = strlen(strbuffer);
buffer_to_str(strbuffer+len, sizeof(strbuffer)-len, (char*)(this->buffer_recv), this->length_recv);
MDEBUG( "RESP : " << strbuffer);
}
}
int device_ledger::set_command_header(unsigned char ins, unsigned char p1, unsigned char p2) {
reset_buffer();
int offset = 0;
this->buffer_send[0] = 0x00;
@ -286,7 +282,7 @@ namespace hw {
return 5;
}
int device_ledger::set_command_header_noopt(BYTE ins, BYTE p1, BYTE p2) {
int device_ledger::set_command_header_noopt(unsigned char ins, unsigned char p1, unsigned char p2) {
int offset = set_command_header(ins, p1, p2);
//options
this->buffer_send[offset++] = 0;
@ -294,7 +290,7 @@ namespace hw {
return offset;
}
void device_ledger::send_simple(BYTE ins, BYTE p1) {
void device_ledger::send_simple(unsigned char ins, unsigned char p1) {
this->length_send = set_command_header_noopt(ins, p1);
this->exchange();
}
@ -305,23 +301,17 @@ namespace hw {
}
unsigned int device_ledger::exchange(unsigned int ok, unsigned int mask) {
LONG rv;
unsigned int sw;
ASSERT_T0(this->length_send <= BUFFER_SEND_SIZE);
logCMD();
this->length_recv = BUFFER_RECV_SIZE;
rv = SCardTransmit(this->hCard,
SCARD_PCI_T0, this->buffer_send, this->length_send,
NULL, this->buffer_recv, &this->length_recv);
ASSERT_RV(rv);
ASSERT_T0(this->length_recv >= 2);
ASSERT_T0(this->length_recv <= BUFFER_RECV_SIZE);
logRESP();
sw = (this->buffer_recv[this->length_recv-2]<<8) | this->buffer_recv[this->length_recv-1];
ASSERT_SW(sw,ok,msk);
return sw;
this->length_recv = hw_device.exchange(this->buffer_send, this->length_send, this->buffer_recv, BUFFER_SEND_SIZE);
ASSERT_X(this->length_recv>=2, "Communication error, less than tow bytes received");
this->length_recv -= 2;
this->sw = (this->buffer_recv[length_recv]<<8) | this->buffer_recv[length_recv+1];
ASSERT_SW(this->sw,ok,msk);
logRESP();
return this->sw;
}
void device_ledger::reset_buffer() {
@ -341,101 +331,25 @@ namespace hw {
}
const std::string device_ledger::get_name() const {
if (this->full_name.empty() || (this->hCard == 0)) {
if (this->full_name.empty() || !this->connected()) {
return std::string("<disconnected:").append(this->name).append(">");
}
return this->full_name;
return this->name;
}
bool device_ledger::init(void) {
#ifdef DEBUG_HWDEVICE
this->controle_device = &hw::get_device("default");
#endif
LONG rv;
this->release();
rv = SCardEstablishContext(SCARD_SCOPE_SYSTEM,0,0, &this->hContext);
ASSERT_RV(rv);
MDEBUG( "Device "<<this->id <<" SCardContext created: hContext="<<this->hContext);
this->hCard = 0;
return true;
}
bool device_ledger::release() {
this->disconnect();
if (this->hContext) {
SCardReleaseContext(this->hContext);
MDEBUG( "Device "<<this->id <<" SCardContext released: hContext="<<this->hContext);
this->hContext = 0;
this->full_name.clear();
}
hw_device.init();
MDEBUG( "Device "<<this->id <<" HIDUSB inited");
return true;
}
bool device_ledger::connect(void) {
BYTE pbAtr[MAX_ATR_SIZE];
LPSTR mszReaders;
DWORD dwReaders;
LONG rv;
DWORD dwState, dwProtocol, dwAtrLen, dwReaderLen;
this->disconnect();
#ifdef SCARD_AUTOALLOCATE
dwReaders = SCARD_AUTOALLOCATE;
rv = SCardListReaders(this->hContext, NULL, (LPSTR)&mszReaders, &dwReaders);
#else
dwReaders = 0;
rv = SCardListReaders(this->hContext, NULL, NULL, &dwReaders);
if (rv != SCARD_S_SUCCESS)
return false;
mszReaders = (LPSTR)calloc(dwReaders, sizeof(char));
rv = SCardListReaders(this->hContext, NULL, mszReaders, &dwReaders);
#endif
if (rv == SCARD_S_SUCCESS) {
char* p;
const char* prefix = this->name.c_str();
p = mszReaders;
MDEBUG( "Looking for " << std::string(prefix));
while (*p) {
MDEBUG( "Device Found: " << std::string(p));
if ((strncmp(prefix, p, strlen(prefix))==0)) {
MDEBUG( "Device Match: " << std::string(p));
if ((rv = SCardConnect(this->hContext,
p, SCARD_SHARE_EXCLUSIVE, SCARD_PROTOCOL_T0,
&this->hCard, &dwProtocol))!=SCARD_S_SUCCESS) {
break;
}
MDEBUG( "Device "<<this->id <<" Connected: hCard="<<this->hCard);
dwAtrLen = sizeof(pbAtr);
if ((rv = SCardStatus(this->hCard, NULL, &dwReaderLen, &dwState, &dwProtocol, pbAtr, &dwAtrLen))!=SCARD_S_SUCCESS) {
break;
}
MDEBUG( "Device "<<this->id <<" Status OK");
rv = SCARD_S_SUCCESS ;
this->full_name = std::string(p);
break;
}
p += strlen(p) +1;
}
}
if (rv == SCARD_S_SUCCESS && mszReaders) {
#ifdef SCARD_AUTOALLOCATE
SCardFreeMemory(this->hContext, mszReaders);
#else
free(mszReaders);
#endif
mszReaders = NULL;
}
if (rv != SCARD_S_SUCCESS) {
if ( hCard) {
SCardDisconnect(this->hCard, SCARD_UNPOWER_CARD);
MDEBUG( "Device "<<this->id <<" disconnected: hCard="<<this->hCard);
this->hCard = 0;
}
}
ASSERT_RV(rv);
hw_device.connect(0x2c97,0x0001, 0, 0xffa0, hw_device.OR_SELECT);
this->reset();
#ifdef DEBUG_HWDEVICE
cryptonote::account_public_address pubkey;
@ -445,15 +359,21 @@ namespace hw {
crypto::secret_key skey;
this->get_secret_keys(vkey,skey);
return rv==SCARD_S_SUCCESS;
return true;
}
bool device_ledger::connected(void) const {
return hw_device.connected();
}
bool device_ledger::disconnect() {
if (this->hCard) {
SCardDisconnect(this->hCard, SCARD_UNPOWER_CARD);
MDEBUG( "Device "<<this->id <<" disconnected: hCard="<<this->hCard);
this->hCard = 0;
hw_device.disconnect();
return true;
}
bool device_ledger::release() {
this->disconnect();
hw_device.release();
return true;
}

32
src/device/device_ledger.hpp
View File

@ -33,13 +33,7 @@
#include <cstddef>
#include <string>
#include "device.hpp"
#ifdef WIN32
#include <winscard.h>
#define MAX_ATR_SIZE 33
#else
#include <PCSC/winscard.h>
#include <PCSC/wintypes.h>
#endif
#include "device_io_hid.hpp"
#include <boost/thread/mutex.hpp>
#include <boost/thread/recursive_mutex.hpp>
@ -89,22 +83,23 @@ namespace hw {
mutable boost::recursive_mutex device_locker;
mutable boost::mutex command_locker;
//PCSC management
//IO
hw::io::device_io_hid hw_device;
std::string full_name;
SCARDCONTEXT hContext;
SCARDHANDLE hCard;
DWORD length_send;
BYTE buffer_send[BUFFER_SEND_SIZE];
DWORD length_recv;
BYTE buffer_recv[BUFFER_RECV_SIZE];
unsigned int length_send;
unsigned char buffer_send[BUFFER_SEND_SIZE];
unsigned int length_recv;
unsigned char buffer_recv[BUFFER_RECV_SIZE];
unsigned int sw;
unsigned int id;
void logCMD(void);
void logRESP(void);
unsigned int exchange(unsigned int ok=0x9000, unsigned int mask=0xFFFF);
void reset_buffer(void);
int set_command_header(BYTE ins, BYTE p1 = 0x00, BYTE p2 = 0x00);
int set_command_header_noopt(BYTE ins, BYTE p1 = 0x00, BYTE p2 = 0x00);
void send_simple(BYTE ins, BYTE p1 = 0x00);
int set_command_header(unsigned char ins, unsigned char p1 = 0x00, unsigned char p2 = 0x00);
int set_command_header_noopt(unsigned char ins, unsigned char p1 = 0x00, unsigned char p2 = 0x00);
void send_simple(unsigned char ins, unsigned char p1 = 0x00);
// hw running mode
device_mode mode;
@ -127,7 +122,7 @@ namespace hw {
device_ledger(const device_ledger &device) = delete ;
device_ledger& operator=(const device_ledger &device) = delete;
explicit operator bool() const override {return this->hContext != 0;}
explicit operator bool() const override {return this->connected(); }
bool reset(void);
@ -141,6 +136,7 @@ namespace hw {
bool release() override;
bool connect(void) override;
bool disconnect() override;
bool connected(void) const;
bool set_mode(device_mode mode) override;

13
src/device/log.cpp
View File

@ -32,11 +32,8 @@
namespace hw {
#ifdef WITH_DEVICE_LEDGER
namespace ledger {
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "device.ledger"
#define MONERO_DEFAULT_LOG_CATEGORY "device"
void buffer_to_str(char *to_buff, size_t to_len, const char *buff, size_t len) {
CHECK_AND_ASSERT_THROW_MES(to_len > (len*2), "destination buffer too short. At least" << (len*2+1) << " bytes required");
@ -55,6 +52,14 @@ namespace hw {
MDEBUG(msg << ": " << info);
}
#ifdef WITH_DEVICE_LEDGER
namespace ledger {
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "device.ledger"
#ifdef DEBUG_HWDEVICE
extern crypto::secret_key dbg_viewkey;
extern crypto::secret_key dbg_spendkey;

7
src/device/log.hpp
View File

@ -40,12 +40,13 @@
namespace hw {
#ifdef WITH_DEVICE_LEDGER
namespace ledger {
void buffer_to_str(char *to_buff, size_t to_len, const char *buff, size_t len) ;
void log_hexbuffer(const std::string &msg, const char* buff, size_t len);
void log_message(const std::string &msg, const std::string &info );
#ifdef WITH_DEVICE_LEDGER
namespace ledger {
#ifdef DEBUG_HWDEVICE
#define TRACK printf("file %s:%d\n",__FILE__, __LINE__)
//#define TRACK MCDEBUG("ledger"," At file " << __FILE__ << ":" << __LINE__)