virtual-sdcp: Add a virtual SDCP device
This device is designed to talk to an external executable. This executable can be provided/created using the test implementation from Microsoft.
This commit is contained in:
Benjamin Berg
parent
77400b7a60
commit
e3043123f5
676
libfprint/drivers/virtual-sdcp.c
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676
libfprint/drivers/virtual-sdcp.c
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/*
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* Virtual driver for SDCP device debugging
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*
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* Copyright (C) 2020 Benjamin Berg <bberg@redhat.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/*
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* This is a virtual test driver to test the basic SDCP functionality.
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* It uses the test binaries from Microsoft, which were extended to allow
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* a simple chat with the device.
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* The environment variable contains the to be executed binary including
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* arguments. This binary should be compiled from the code in
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* https://github.com/Microsoft/SecureDeviceConnectionProtocol
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* or, until it is merged upstream
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* https://github.com/benzea/SecureDeviceConnectionProtocol
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*
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* Note that using this as an external executable has the advantage that we
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* do not need to link against mbedtls or any other crypto library.
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*/
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#define FP_COMPONENT "virtual_sdcp"
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#include "fpi-log.h"
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#include "fpi-ssm.h"
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#include "../fpi-sdcp-device.h"
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#include <glib/gstdio.h>
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#include <gio/gio.h>
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struct _FpDeviceVirtualSdcp
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{
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FpSdcpDevice parent;
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GSubprocess *proc;
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GOutputStream *proc_stdin;
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GInputStream *proc_stdout;
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/* Only valid while a read/write is pending */
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GByteArray *msg_out;
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GByteArray *msg_in;
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GByteArray *connect_msg;
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};
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G_DECLARE_FINAL_TYPE (FpDeviceVirtualSdcp, fpi_device_virtual_sdcp, FPI, DEVICE_VIRTUAL_SDCP, FpSdcpDevice)
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G_DEFINE_TYPE (FpDeviceVirtualSdcp, fpi_device_virtual_sdcp, FP_TYPE_SDCP_DEVICE)
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guint8 ca_1[] = {
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|
||||
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||||
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|
||||
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|
||||
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|
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0x04
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};
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guint8 ca_2[] = {
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|
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
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|
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
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|
||||
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|
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|
||||
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|
||||
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|
||||
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|
||||
0xE9, 0x72, 0xB4, 0xFC, 0x53, 0x2A, 0xEF, 0x5D, 0xCC, 0x9A, 0xB4, 0xCD, 0x76, 0xB8, 0x94, 0x97,
|
||||
0x44, 0xB2, 0x71, 0x0E, 0xC9, 0xB1, 0x16, 0x03, 0xA1, 0x65, 0x2B, 0xB9, 0xE8, 0x5D, 0x5F, 0xF2,
|
||||
0x30, 0x2E, 0xDD, 0xB1, 0x2B, 0x20, 0xFC, 0xBE, 0x00, 0x88, 0xEA, 0x1F, 0xA7, 0x7F, 0x99, 0x84,
|
||||
0x98, 0x7C, 0x71, 0x3E, 0x4D, 0x34, 0x83, 0x69, 0x9B, 0x08, 0xCB, 0x78, 0xB2, 0x4B, 0xBD, 0xD7,
|
||||
0x3E, 0xBE, 0x67, 0xA0, 0xA3, 0x82, 0x01, 0xFC, 0x30, 0x82, 0x01, 0xF8, 0x30, 0x10, 0x06, 0x09,
|
||||
0x2B, 0x06, 0x01, 0x04, 0x01, 0x82, 0x37, 0x15, 0x01, 0x04, 0x03, 0x02, 0x01, 0x00, 0x30, 0x1D,
|
||||
0x06, 0x03, 0x55, 0x1D, 0x0E, 0x04, 0x16, 0x04, 0x14, 0xDA, 0xCA, 0x4B, 0xD0, 0x4C, 0x56, 0x03,
|
||||
0x27, 0x5F, 0x97, 0xEB, 0x75, 0xA3, 0x02, 0xC3, 0xBF, 0x45, 0x9C, 0xF8, 0xB1, 0x30, 0x65, 0x06,
|
||||
0x03, 0x55, 0x1D, 0x20, 0x04, 0x5E, 0x30, 0x5C, 0x30, 0x06, 0x06, 0x04, 0x55, 0x1D, 0x20, 0x00,
|
||||
0x30, 0x52, 0x06, 0x0C, 0x2B, 0x06, 0x01, 0x04, 0x01, 0x82, 0x37, 0x4C, 0x83, 0x7D, 0x01, 0x01,
|
||||
0x30, 0x42, 0x30, 0x40, 0x06, 0x08, 0x2B, 0x06, 0x01, 0x05, 0x05, 0x07, 0x02, 0x01, 0x16, 0x34,
|
||||
0x68, 0x74, 0x74, 0x70, 0x3A, 0x2F, 0x2F, 0x77, 0x77, 0x77, 0x2E, 0x6D, 0x69, 0x63, 0x72, 0x6F,
|
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0x73, 0x6F, 0x66, 0x74, 0x2E, 0x63, 0x6F, 0x6D, 0x2F, 0x70, 0x6B, 0x69, 0x6F, 0x70, 0x73, 0x2F,
|
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0x44, 0x6F, 0x63, 0x73, 0x2F, 0x52, 0x65, 0x70, 0x6F, 0x73, 0x69, 0x74, 0x6F, 0x72, 0x79, 0x2E,
|
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0x68, 0x74, 0x6D, 0x00, 0x30, 0x19, 0x06, 0x09, 0x2B, 0x06, 0x01, 0x04, 0x01, 0x82, 0x37, 0x14,
|
||||
0x02, 0x04, 0x0C, 0x1E, 0x0A, 0x00, 0x53, 0x00, 0x75, 0x00, 0x62, 0x00, 0x43, 0x00, 0x41, 0x30,
|
||||
0x0B, 0x06, 0x03, 0x55, 0x1D, 0x0F, 0x04, 0x04, 0x03, 0x02, 0x01, 0x86, 0x30, 0x0F, 0x06, 0x03,
|
||||
0x55, 0x1D, 0x13, 0x01, 0x01, 0xFF, 0x04, 0x05, 0x30, 0x03, 0x01, 0x01, 0xFF, 0x30, 0x1F, 0x06,
|
||||
0x03, 0x55, 0x1D, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80, 0x14, 0x14, 0xDA, 0x5B, 0xF1, 0x0E, 0x66,
|
||||
0x47, 0xD1, 0x5D, 0x13, 0x5F, 0x5B, 0x7A, 0xEB, 0xEB, 0x5F, 0x01, 0x08, 0xB5, 0x49, 0x30, 0x7A,
|
||||
0x06, 0x03, 0x55, 0x1D, 0x1F, 0x04, 0x73, 0x30, 0x71, 0x30, 0x6F, 0xA0, 0x6D, 0xA0, 0x6B, 0x86,
|
||||
0x69, 0x68, 0x74, 0x74, 0x70, 0x3A, 0x2F, 0x2F, 0x77, 0x77, 0x77, 0x2E, 0x6D, 0x69, 0x63, 0x72,
|
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0x6F, 0x73, 0x6F, 0x66, 0x74, 0x2E, 0x63, 0x6F, 0x6D, 0x2F, 0x70, 0x6B, 0x69, 0x6F, 0x70, 0x73,
|
||||
0x2F, 0x63, 0x72, 0x6C, 0x2F, 0x4D, 0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66, 0x74, 0x25, 0x32,
|
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0x30, 0x45, 0x43, 0x43, 0x25, 0x32, 0x30, 0x44, 0x65, 0x76, 0x69, 0x63, 0x65, 0x73, 0x25, 0x32,
|
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0x30, 0x52, 0x6F, 0x6F, 0x74, 0x25, 0x32, 0x30, 0x43, 0x65, 0x72, 0x74, 0x69, 0x66, 0x69, 0x63,
|
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0x61, 0x74, 0x65, 0x25, 0x32, 0x30, 0x41, 0x75, 0x74, 0x68, 0x6F, 0x72, 0x69, 0x74, 0x79, 0x25,
|
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0x32, 0x30, 0x32, 0x30, 0x31, 0x37, 0x2E, 0x63, 0x72, 0x6C, 0x30, 0x81, 0x87, 0x06, 0x08, 0x2B,
|
||||
0x06, 0x01, 0x05, 0x05, 0x07, 0x01, 0x01, 0x04, 0x7B, 0x30, 0x79, 0x30, 0x77, 0x06, 0x08, 0x2B,
|
||||
0x06, 0x01, 0x05, 0x05, 0x07, 0x30, 0x02, 0x86, 0x6B, 0x68, 0x74, 0x74, 0x70, 0x3A, 0x2F, 0x2F,
|
||||
0x77, 0x77, 0x77, 0x2E, 0x6D, 0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66, 0x74, 0x2E, 0x63, 0x6F,
|
||||
0x6D, 0x2F, 0x70, 0x6B, 0x69, 0x6F, 0x70, 0x73, 0x2F, 0x63, 0x65, 0x72, 0x74, 0x73, 0x2F, 0x4D,
|
||||
0x69, 0x63, 0x72, 0x6F, 0x73, 0x6F, 0x66, 0x74, 0x25, 0x32, 0x30, 0x45, 0x43, 0x43, 0x25, 0x32,
|
||||
0x30, 0x44, 0x65, 0x76, 0x69, 0x63, 0x65, 0x73, 0x25, 0x32, 0x30, 0x52, 0x6F, 0x6F, 0x74, 0x25,
|
||||
0x32, 0x30, 0x43, 0x65, 0x72, 0x74, 0x69, 0x66, 0x69, 0x63, 0x61, 0x74, 0x65, 0x25, 0x32, 0x30,
|
||||
0x41, 0x75, 0x74, 0x68, 0x6F, 0x72, 0x69, 0x74, 0x79, 0x25, 0x32, 0x30, 0x32, 0x30, 0x31, 0x37,
|
||||
0x2E, 0x63, 0x72, 0x74, 0x30, 0x0A, 0x06, 0x08, 0x2A, 0x86, 0x48, 0xCE, 0x3D, 0x04, 0x03, 0x03,
|
||||
0x03, 0x68, 0x00, 0x30, 0x65, 0x02, 0x30, 0x56, 0x2A, 0xAD, 0x72, 0x4C, 0xB9, 0x8C, 0xB3, 0x23,
|
||||
0x80, 0xF5, 0x5F, 0xF8, 0x21, 0x94, 0x66, 0x0F, 0x76, 0x77, 0xE2, 0x7B, 0x03, 0xDD, 0x30, 0x5E,
|
||||
0xCB, 0x90, 0xCA, 0x78, 0xE6, 0x0B, 0x2D, 0x12, 0xE5, 0xF7, 0x67, 0x31, 0x58, 0x71, 0xE6, 0xF3,
|
||||
0x64, 0xC1, 0x04, 0xB3, 0x8B, 0xE9, 0xE2, 0x02, 0x31, 0x00, 0xB9, 0x20, 0x61, 0xB9, 0xD0, 0x5E,
|
||||
0x3A, 0xA4, 0xA2, 0x8A, 0xFE, 0x1D, 0xFC, 0x27, 0x61, 0x0B, 0x98, 0x16, 0x8C, 0x02, 0x9C, 0x20,
|
||||
0x7F, 0xEE, 0xF3, 0xCB, 0x1F, 0x0A, 0x37, 0x62, 0xB1, 0x8E, 0xCE, 0xD9, 0x9A, 0x9E, 0xAC, 0xE6,
|
||||
0x1A, 0xD4, 0xB8, 0xF1, 0xA8, 0x2B, 0xB1, 0xB4, 0x40, 0x9B
|
||||
};
|
||||
|
||||
|
||||
static void
|
||||
msg_written_cb (GObject *source_object,
|
||||
GAsyncResult *res,
|
||||
gpointer user_data)
|
||||
{
|
||||
GError *error = NULL;
|
||||
GOutputStream *stream = G_OUTPUT_STREAM (source_object);
|
||||
FpiSsm *ssm = user_data;
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (fpi_ssm_get_device (ssm));
|
||||
|
||||
g_clear_pointer (&self->msg_out, g_byte_array_unref);
|
||||
g_assert (self->msg_out == NULL);
|
||||
|
||||
if (!g_output_stream_write_all_finish (stream, res, NULL, &error))
|
||||
{
|
||||
fpi_ssm_mark_failed (ssm, error);
|
||||
return;
|
||||
}
|
||||
|
||||
fpi_ssm_next_state (ssm);
|
||||
}
|
||||
|
||||
static void
|
||||
msg_received_cb (GObject *source_object,
|
||||
GAsyncResult *res,
|
||||
gpointer user_data)
|
||||
{
|
||||
GError *error = NULL;
|
||||
GInputStream *stream = G_INPUT_STREAM (source_object);
|
||||
FpiSsm *ssm = user_data;
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (fpi_ssm_get_device (ssm));
|
||||
gsize read;
|
||||
|
||||
g_assert (self->msg_out == NULL);
|
||||
|
||||
if (!g_input_stream_read_all_finish (stream, res, &read, &error) ||
|
||||
read != self->msg_in->len)
|
||||
{
|
||||
g_clear_pointer (&self->msg_in, g_byte_array_unref);
|
||||
|
||||
if (!error)
|
||||
error = fpi_device_error_new_msg (FP_DEVICE_ERROR_PROTO,
|
||||
"Received EOF while reading from test binary.");
|
||||
|
||||
fpi_ssm_mark_failed (ssm, error);
|
||||
return;
|
||||
}
|
||||
|
||||
fpi_ssm_next_state (ssm);
|
||||
}
|
||||
|
||||
enum {
|
||||
SEND_MESSAGE,
|
||||
RECV_MESSAGE,
|
||||
SEND_RECV_STATES
|
||||
};
|
||||
|
||||
static void
|
||||
send_recv_ssm (FpiSsm *ssm, FpDevice *dev)
|
||||
{
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (dev);
|
||||
|
||||
switch (fpi_ssm_get_cur_state (ssm))
|
||||
{
|
||||
case SEND_MESSAGE:
|
||||
g_output_stream_write_all_async (self->proc_stdin,
|
||||
self->msg_out->data,
|
||||
self->msg_out->len,
|
||||
G_PRIORITY_DEFAULT,
|
||||
fpi_device_get_cancellable (FP_DEVICE (dev)),
|
||||
msg_written_cb,
|
||||
ssm);
|
||||
break;
|
||||
|
||||
case RECV_MESSAGE:
|
||||
g_input_stream_read_all_async (self->proc_stdout,
|
||||
self->msg_in->data,
|
||||
self->msg_in->len,
|
||||
G_PRIORITY_DEFAULT,
|
||||
fpi_device_get_cancellable (FP_DEVICE (dev)),
|
||||
msg_received_cb,
|
||||
ssm);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
connect_2_cb (FpiSsm *ssm, FpDevice *dev, GError *error)
|
||||
{
|
||||
g_autoptr(GBytes) recv_data = NULL;
|
||||
g_autoptr(GBytes) r_d = NULL;
|
||||
g_autoptr(FpiSdcpClaim) claim = NULL;
|
||||
g_autoptr(GBytes) mac = NULL;
|
||||
g_autoptr(GBytes) ca_1_bytes = NULL, ca_2_bytes = NULL;
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (dev);
|
||||
guint16 cert_size;
|
||||
|
||||
if (error)
|
||||
{
|
||||
fpi_sdcp_device_connect_complete (FP_SDCP_DEVICE (dev), NULL, NULL, NULL, error);
|
||||
g_clear_pointer (&self->connect_msg, g_byte_array_unref);
|
||||
return;
|
||||
}
|
||||
|
||||
memcpy (&cert_size, self->connect_msg->data + 32, 2);
|
||||
g_byte_array_append (self->connect_msg, self->msg_in->data, self->msg_in->len);
|
||||
g_clear_pointer (&self->msg_in, g_byte_array_unref);
|
||||
/* Double check that the size is correct. */
|
||||
g_assert (self->connect_msg->len == 32 + (2 + cert_size + 65 + 65 + 32 + 64 + 64) + 32);
|
||||
recv_data = g_byte_array_free_to_bytes (g_steal_pointer (&self->connect_msg));
|
||||
|
||||
claim = fpi_sdcp_claim_new ();
|
||||
r_d = g_bytes_new_from_bytes (recv_data, 0, 32);
|
||||
claim->cert_m = g_bytes_new_from_bytes (recv_data, 34, cert_size);
|
||||
claim->pk_d = g_bytes_new_from_bytes (recv_data, 34 + cert_size, 65);
|
||||
claim->pk_f = g_bytes_new_from_bytes (recv_data, 34 + cert_size + 65, 65);
|
||||
claim->h_f = g_bytes_new_from_bytes (recv_data, 34 + cert_size + 65 + 65, 32);
|
||||
claim->s_m = g_bytes_new_from_bytes (recv_data, 34 + cert_size + 65 + 65 + 32, 64);
|
||||
claim->s_d = g_bytes_new_from_bytes (recv_data, 34 + cert_size + 65 + 65 + 32 + 64, 64);
|
||||
mac = g_bytes_new_from_bytes (recv_data, 34 + cert_size + 65 + 65 + 32 + 64 + 64, 32);
|
||||
|
||||
ca_1_bytes = g_bytes_new_static (ca_1, G_N_ELEMENTS (ca_1));
|
||||
ca_2_bytes = g_bytes_new_static (ca_2, G_N_ELEMENTS (ca_2));
|
||||
|
||||
fpi_sdcp_device_set_intermediat_cas (FP_SDCP_DEVICE (dev),
|
||||
ca_1_bytes,
|
||||
ca_2_bytes);
|
||||
|
||||
fpi_sdcp_device_connect_complete (FP_SDCP_DEVICE (dev), r_d, claim, mac, NULL);
|
||||
}
|
||||
|
||||
static void
|
||||
connect_1_cb (FpiSsm *ssm, FpDevice *dev, GError *error)
|
||||
{
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (dev);
|
||||
guint16 cert_size;
|
||||
|
||||
if (error)
|
||||
{
|
||||
fpi_sdcp_device_connect_complete (FP_SDCP_DEVICE (dev), NULL, NULL, NULL, error);
|
||||
return;
|
||||
}
|
||||
|
||||
g_clear_pointer (&self->connect_msg, g_byte_array_unref);
|
||||
self->connect_msg = g_steal_pointer (&self->msg_in);
|
||||
|
||||
memcpy (&cert_size, self->connect_msg->data + 32, 2);
|
||||
|
||||
/* Nothing to send and the rest to receive. */
|
||||
self->msg_out = g_byte_array_new ();
|
||||
self->msg_in = g_byte_array_new ();
|
||||
g_byte_array_set_size (self->msg_in, 32 + (2 + cert_size + 65 + 65 + 32 + 64 + 64) + 32 - self->connect_msg->len);
|
||||
|
||||
/* New SSM */
|
||||
ssm = fpi_ssm_new_full (FP_DEVICE (dev), send_recv_ssm, SEND_RECV_STATES, "connect 2");
|
||||
fpi_ssm_start (ssm, connect_2_cb);
|
||||
}
|
||||
|
||||
static void
|
||||
connect (FpSdcpDevice *dev)
|
||||
{
|
||||
g_autoptr(GBytes) r_h = NULL;
|
||||
g_autoptr(GBytes) pk_h = NULL;
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (dev);
|
||||
FpiSsm *ssm;
|
||||
|
||||
G_DEBUG_HERE ();
|
||||
|
||||
g_assert (self->proc);
|
||||
g_assert (self->connect_msg == NULL);
|
||||
|
||||
fpi_sdcp_device_get_connect_data (dev, &r_h, &pk_h);
|
||||
|
||||
self->msg_out = g_byte_array_new ();
|
||||
g_byte_array_append (self->msg_out, (const guint8 *) "C", 1);
|
||||
g_byte_array_append (self->msg_out,
|
||||
g_bytes_get_data (r_h, NULL),
|
||||
g_bytes_get_size (r_h));
|
||||
g_byte_array_append (self->msg_out,
|
||||
g_bytes_get_data (pk_h, NULL),
|
||||
g_bytes_get_size (pk_h));
|
||||
|
||||
self->msg_in = g_byte_array_new ();
|
||||
g_byte_array_set_size (self->msg_in, 34);
|
||||
|
||||
ssm = fpi_ssm_new_full (FP_DEVICE (dev), send_recv_ssm, SEND_RECV_STATES, "connect");
|
||||
fpi_ssm_start (ssm, connect_1_cb);
|
||||
}
|
||||
|
||||
static void
|
||||
reconnect_cb (FpiSsm *ssm, FpDevice *dev, GError *error)
|
||||
{
|
||||
g_autoptr(GBytes) mac = NULL;
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (dev);
|
||||
|
||||
if (error)
|
||||
{
|
||||
fpi_sdcp_device_reconnect_complete (FP_SDCP_DEVICE (dev), mac, error);
|
||||
return;
|
||||
}
|
||||
|
||||
mac = g_byte_array_free_to_bytes (g_steal_pointer (&self->msg_in));
|
||||
|
||||
fpi_sdcp_device_reconnect_complete (FP_SDCP_DEVICE (dev), mac, NULL);
|
||||
}
|
||||
|
||||
static void
|
||||
reconnect (FpSdcpDevice *dev)
|
||||
{
|
||||
g_autoptr(GBytes) r_h = NULL;
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (dev);
|
||||
FpiSsm *ssm;
|
||||
|
||||
G_DEBUG_HERE ();
|
||||
|
||||
g_assert (self->proc);
|
||||
|
||||
fpi_sdcp_device_get_reconnect_data (dev, &r_h);
|
||||
|
||||
self->msg_out = g_byte_array_new ();
|
||||
g_byte_array_append (self->msg_out, (const guint8 *) "R", 1);
|
||||
g_byte_array_append (self->msg_out,
|
||||
g_bytes_get_data (r_h, NULL),
|
||||
g_bytes_get_size (r_h));
|
||||
|
||||
self->msg_in = g_byte_array_new ();
|
||||
g_byte_array_set_size (self->msg_in, 32);
|
||||
|
||||
ssm = fpi_ssm_new_full (FP_DEVICE (dev), send_recv_ssm, SEND_RECV_STATES, "connect 2");
|
||||
fpi_ssm_start (ssm, reconnect_cb);
|
||||
}
|
||||
|
||||
static void
|
||||
enroll_begin_cb (FpiSsm *ssm, FpDevice *dev, GError *error)
|
||||
{
|
||||
g_autoptr(GBytes) nonce = NULL;
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (dev);
|
||||
|
||||
if (error)
|
||||
{
|
||||
fpi_sdcp_device_enroll_ready (FP_SDCP_DEVICE (dev), error);
|
||||
return;
|
||||
}
|
||||
|
||||
nonce = g_byte_array_free_to_bytes (g_steal_pointer (&self->msg_in));
|
||||
|
||||
fpi_sdcp_device_enroll_set_nonce (FP_SDCP_DEVICE (dev), nonce);
|
||||
|
||||
/* Claim that we completed one enroll step. */
|
||||
fpi_device_enroll_progress (dev, 1, NULL, NULL);
|
||||
|
||||
/* And signal that we are ready to commit. */
|
||||
fpi_sdcp_device_enroll_ready (FP_SDCP_DEVICE (dev), NULL);
|
||||
}
|
||||
|
||||
static void
|
||||
enroll_begin (FpSdcpDevice *dev)
|
||||
{
|
||||
g_autoptr(GBytes) r_h = NULL;
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (dev);
|
||||
FpiSsm *ssm;
|
||||
|
||||
G_DEBUG_HERE ();
|
||||
|
||||
g_assert (self->proc);
|
||||
|
||||
fpi_sdcp_device_get_reconnect_data (dev, &r_h);
|
||||
|
||||
self->msg_out = g_byte_array_new ();
|
||||
g_byte_array_append (self->msg_out, (const guint8 *) "E", 1);
|
||||
|
||||
/* Expect 32 byte nonce */
|
||||
self->msg_in = g_byte_array_new ();
|
||||
g_byte_array_set_size (self->msg_in, 32);
|
||||
|
||||
ssm = fpi_ssm_new_full (FP_DEVICE (dev), send_recv_ssm, SEND_RECV_STATES, "enroll_begin");
|
||||
fpi_ssm_start (ssm, enroll_begin_cb);
|
||||
}
|
||||
|
||||
static void
|
||||
enroll_commit_cb (FpiSsm *ssm, FpDevice *dev, GError *error)
|
||||
{
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (dev);
|
||||
|
||||
g_clear_pointer (&self->msg_in, g_byte_array_unref);
|
||||
|
||||
if (error)
|
||||
{
|
||||
fpi_sdcp_device_enroll_ready (FP_SDCP_DEVICE (dev), error);
|
||||
return;
|
||||
}
|
||||
|
||||
/* Signal that we have committed. We don't expect a response
|
||||
* from the virtual device (even though that is kind of broken).
|
||||
*/
|
||||
fpi_sdcp_device_enroll_commit_complete (FP_SDCP_DEVICE (dev), NULL);
|
||||
}
|
||||
|
||||
static void
|
||||
enroll_commit (FpSdcpDevice *dev, GBytes *id_in)
|
||||
{
|
||||
g_autoptr(GBytes) r_h = NULL;
|
||||
g_autoptr(GBytes) id = id_in;
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (dev);
|
||||
FpiSsm *ssm;
|
||||
|
||||
G_DEBUG_HERE ();
|
||||
|
||||
g_assert (self->proc);
|
||||
|
||||
fpi_sdcp_device_get_reconnect_data (dev, &r_h);
|
||||
|
||||
self->msg_out = g_byte_array_new ();
|
||||
self->msg_in = g_byte_array_new ();
|
||||
if (id)
|
||||
{
|
||||
g_byte_array_append (self->msg_out, (const guint8 *) "F", 1);
|
||||
g_byte_array_append (self->msg_out,
|
||||
g_bytes_get_data (id, NULL),
|
||||
g_bytes_get_size (id));
|
||||
|
||||
/* NOTE: No response from device, assume commit works. */
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Cancel enroll (does not receive a reply) */
|
||||
g_byte_array_append (self->msg_out, (const guint8 *) "G", 1);
|
||||
|
||||
/* NOTE: No response from device, assume cancellation works. */
|
||||
}
|
||||
|
||||
ssm = fpi_ssm_new_full (FP_DEVICE (dev), send_recv_ssm, SEND_RECV_STATES, "enroll_commit");
|
||||
fpi_ssm_start (ssm, enroll_commit_cb);
|
||||
}
|
||||
|
||||
static void
|
||||
identify_cb (FpiSsm *ssm, FpDevice *dev, GError *error)
|
||||
{
|
||||
g_autoptr(GBytes) reply = NULL;
|
||||
g_autoptr(GBytes) id = NULL;
|
||||
g_autoptr(GBytes) mac = NULL;
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (dev);
|
||||
|
||||
if (error)
|
||||
{
|
||||
fpi_sdcp_device_identify_complete (FP_SDCP_DEVICE (dev), NULL, NULL, error);
|
||||
return;
|
||||
}
|
||||
|
||||
reply = g_byte_array_free_to_bytes (g_steal_pointer (&self->msg_in));
|
||||
id = g_bytes_new_from_bytes (reply, 0, 32);
|
||||
mac = g_bytes_new_from_bytes (reply, 32, 32);
|
||||
|
||||
fpi_sdcp_device_identify_complete (FP_SDCP_DEVICE (self), id, mac, NULL);
|
||||
}
|
||||
|
||||
static void
|
||||
identify (FpSdcpDevice *dev)
|
||||
{
|
||||
g_autoptr(GBytes) nonce = NULL;
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (dev);
|
||||
FpiSsm *ssm;
|
||||
|
||||
G_DEBUG_HERE ();
|
||||
|
||||
g_assert (self->proc);
|
||||
|
||||
fpi_sdcp_device_get_identify_data (dev, &nonce);
|
||||
|
||||
self->msg_out = g_byte_array_new ();
|
||||
g_byte_array_append (self->msg_out, (const guint8 *) "I", 1);
|
||||
g_byte_array_append (self->msg_out, g_bytes_get_data (nonce, NULL), g_bytes_get_size (nonce));
|
||||
|
||||
/* Expect 64 byte nonce */
|
||||
self->msg_in = g_byte_array_new ();
|
||||
g_byte_array_set_size (self->msg_in, 64);
|
||||
|
||||
ssm = fpi_ssm_new_full (FP_DEVICE (dev), send_recv_ssm, SEND_RECV_STATES, "identify");
|
||||
fpi_ssm_start (ssm, identify_cb);
|
||||
}
|
||||
|
||||
static void
|
||||
probe (FpDevice *dev)
|
||||
{
|
||||
g_auto(GStrv) argv = NULL;
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (dev);
|
||||
GError *error = NULL;
|
||||
const char *env;
|
||||
|
||||
/* We launch the test binary alread at probe time and quit only when
|
||||
* the object is finalized. This allows testing reconnect properly.
|
||||
*
|
||||
* Also, we'll fail probe if something goes wrong executing it.
|
||||
*/
|
||||
env = fpi_device_get_virtual_env (FP_DEVICE (self));
|
||||
|
||||
if (!g_shell_parse_argv (env, NULL, &argv, &error))
|
||||
goto out;
|
||||
|
||||
self->proc = g_subprocess_newv ((const char * const *) argv,
|
||||
G_SUBPROCESS_FLAGS_STDIN_PIPE | G_SUBPROCESS_FLAGS_STDOUT_PIPE,
|
||||
&error);
|
||||
if (!self->proc)
|
||||
goto out;
|
||||
|
||||
self->proc_stdin = g_object_ref (g_subprocess_get_stdin_pipe (self->proc));
|
||||
self->proc_stdout = g_object_ref (g_subprocess_get_stdout_pipe (self->proc));
|
||||
|
||||
|
||||
out:
|
||||
fpi_device_probe_complete (dev, "virtual-sdcp", NULL, error);
|
||||
}
|
||||
|
||||
static void
|
||||
dev_close (FpDevice *dev)
|
||||
{
|
||||
/* No-op, needs to be defined. */
|
||||
fpi_device_close_complete (dev, NULL);
|
||||
}
|
||||
|
||||
static void
|
||||
fpi_device_virtual_sdcp_init (FpDeviceVirtualSdcp *self)
|
||||
{
|
||||
}
|
||||
|
||||
static void
|
||||
fpi_device_virtual_sdcp_finalize (GObject *obj)
|
||||
{
|
||||
FpDeviceVirtualSdcp *self = FPI_DEVICE_VIRTUAL_SDCP (obj);
|
||||
|
||||
/* Just kill the subprocess, no need to be graceful here. */
|
||||
if (self->proc)
|
||||
g_subprocess_force_exit (self->proc);
|
||||
|
||||
g_clear_object (&self->proc);
|
||||
g_clear_object (&self->proc_stdin);
|
||||
g_clear_object (&self->proc_stdout);
|
||||
|
||||
G_OBJECT_CLASS (fpi_device_virtual_sdcp_parent_class)->finalize (obj);
|
||||
}
|
||||
|
||||
static const FpIdEntry driver_ids[] = {
|
||||
{ .virtual_envvar = "FP_VIRTUAL_SDCP" },
|
||||
{ .virtual_envvar = NULL }
|
||||
};
|
||||
|
||||
static void
|
||||
fpi_device_virtual_sdcp_class_init (FpDeviceVirtualSdcpClass *klass)
|
||||
{
|
||||
GObjectClass *obj_class = G_OBJECT_CLASS (klass);
|
||||
FpDeviceClass *dev_class = FP_DEVICE_CLASS (klass);
|
||||
FpSdcpDeviceClass *sdcp_class = FP_SDCP_DEVICE_CLASS (klass);
|
||||
|
||||
obj_class->finalize = fpi_device_virtual_sdcp_finalize;
|
||||
|
||||
dev_class->id = FP_COMPONENT;
|
||||
dev_class->full_name = "Virtual SDCP device talking to MS test code";
|
||||
dev_class->type = FP_DEVICE_TYPE_VIRTUAL;
|
||||
dev_class->id_table = driver_ids;
|
||||
dev_class->nr_enroll_stages = 1;
|
||||
|
||||
/* The SDCP base class may need to override this in the long run */
|
||||
dev_class->probe = probe;
|
||||
dev_class->close = dev_close;
|
||||
|
||||
sdcp_class->connect = connect;
|
||||
sdcp_class->reconnect = reconnect;
|
||||
|
||||
sdcp_class->enroll_begin = enroll_begin;
|
||||
sdcp_class->enroll_commit = enroll_commit;
|
||||
|
||||
sdcp_class->identify = identify;
|
||||
}
|
||||
|
|
@ -123,6 +123,8 @@ driver_sources = {
|
|||
[ 'drivers/virtual-device.c' ],
|
||||
'virtual_device_storage' :
|
||||
[ 'drivers/virtual-device-storage.c' ],
|
||||
'virtual_sdcp' :
|
||||
[ 'drivers/virtual-sdcp.c' ],
|
||||
'synaptics' :
|
||||
[ 'drivers/synaptics/synaptics.c', 'drivers/synaptics/bmkt_message.c' ],
|
||||
'goodixmoc' :
|
||||
|
|
@ -153,6 +155,7 @@ driver_helpers = {
|
|||
'virtual_image' : [ 'virtual' ],
|
||||
'virtual_device' : [ 'virtual' ],
|
||||
'virtual_device_storage' : [ 'virtual' ],
|
||||
'virtual_sdcp' : [ 'sdcp' ],
|
||||
}
|
||||
|
||||
helpers = []
|
||||
|
|
|
|||
|
|
@ -92,8 +92,8 @@ virtual_drivers = [
|
|||
'virtual_image',
|
||||
'virtual_device',
|
||||
'virtual_device_storage',
|
||||
'virtual_sdcp',
|
||||
]
|
||||
|
||||
default_drivers = [
|
||||
'upektc_img',
|
||||
'vfs5011',
|
||||
|
|
|
|||
Loading…
Reference in a new issue