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egismoc: add support for 1c7a:05a1

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This commit is contained in:
Joshua Grisham
2023-10-28 15:25:16 +02:00
committed by Marco Trevisan (Treviño)
parent 47fe3668e4
commit 85da0e104b
2 changed files with 38 additions and 25 deletions
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41
libfprint/drivers/egismoc/egismoc.c
View File

@@ -38,8 +38,9 @@
G_DEFINE_TYPE (FpiDeviceEgisMoc, fpi_device_egismoc, FP_TYPE_DEVICE);
static const FpIdEntry egismoc_id_table[] = {
{ .vid = 0x1c7a, .pid = 0x0582 },
{ .vid = 0, .pid = 0 }
{ .vid = 0x1c7a, .pid = 0x0582, .driver_data = EGISMOC_DRIVER_CHECK_PREFIX_TYPE1 },
{ .vid = 0x1c7a, .pid = 0x05a1, .driver_data = EGISMOC_DRIVER_CHECK_PREFIX_TYPE2 },
{ .vid = 0, .pid = 0, .driver_data = 0 }
};
typedef void (*SynCmdMsgCallback) (FpDevice *device,
@@ -808,10 +809,10 @@ egismoc_enroll_check_cb (FpDevice *device,
}
/* Check that the read payload reports "not yet enrolled" */
if (egismoc_validate_response_prefix (buffer_in,
if (egismoc_validate_response_suffix (buffer_in,
length_in,
rsp_check_not_yet_enrolled_prefix,
rsp_check_not_yet_enrolled_prefix_len))
rsp_check_not_yet_enrolled_suffix,
rsp_check_not_yet_enrolled_suffix_len))
fpi_ssm_next_state (self->task_ssm);
else
egismoc_enroll_status_report (device, NULL, ENROLL_STATUS_DUPLICATE,
@@ -846,9 +847,13 @@ egismoc_get_check_cmd (FpDevice *device,
const gsize body_length = sizeof (guchar) * self->enrolled_num * EGISMOC_FINGERPRINT_DATA_SIZE;
/* prefix length can depend on the type */
const gsize check_prefix_length = (fpi_device_get_driver_data (device) & EGISMOC_DRIVER_CHECK_PREFIX_TYPE2) ?
cmd_check_prefix_type2_len : cmd_check_prefix_type1_len;
/* total_length is the 6 various bytes plus all other prefixes/suffixes and the body payload */
const gsize total_length = (sizeof (guchar) * 6)
+ cmd_check_prefix_len
+ check_prefix_length
+ EGISMOC_CMD_CHECK_SEPARATOR_LENGTH
+ body_length
+ cmd_check_suffix_len;
@@ -878,8 +883,16 @@ egismoc_get_check_cmd (FpDevice *device,
}
/* command prefix */
memcpy (result + pos, cmd_check_prefix, cmd_check_prefix_len);
pos += cmd_check_prefix_len;
if (fpi_device_get_driver_data (device) & EGISMOC_DRIVER_CHECK_PREFIX_TYPE2)
{
memcpy (result + pos, cmd_check_prefix_type2, cmd_check_prefix_type2_len);
pos += cmd_check_prefix_type2_len;
}
else
{
memcpy (result + pos, cmd_check_prefix_type1, cmd_check_prefix_type1_len);
pos += cmd_check_prefix_type1_len;
}
/* 2-bytes size logic for counter again */
if (self->enrolled_num > 6)
@@ -1059,11 +1072,7 @@ egismoc_identify_check_cb (FpDevice *device,
}
/* Check that the read payload indicates "match" */
if (egismoc_validate_response_prefix (buffer_in,
length_in,
rsp_identify_match_prefix,
rsp_identify_match_prefix_len) &&
egismoc_validate_response_suffix (buffer_in,
if (egismoc_validate_response_suffix (buffer_in,
length_in,
rsp_identify_match_suffix,
rsp_identify_match_suffix_len))
@@ -1119,10 +1128,10 @@ egismoc_identify_check_cb (FpDevice *device,
}
}
/* If device was successfully read but it was a "not matched" */
else if (egismoc_validate_response_prefix (buffer_in,
else if (egismoc_validate_response_suffix (buffer_in,
length_in,
rsp_identify_notmatch_prefix,
rsp_identify_notmatch_prefix_len))
rsp_identify_notmatch_suffix,
rsp_identify_notmatch_suffix_len))
{
fp_info ("Print was not identified by the device");

22
libfprint/drivers/egismoc/egismoc.h
View File

@@ -33,6 +33,10 @@
G_DECLARE_FINAL_TYPE (FpiDeviceEgisMoc, fpi_device_egismoc, FPI, DEVICE_EGISMOC, FpDevice)
#define EGISMOC_DRIVER_FULLNAME "Egis Technology (LighTuning) Match-on-Chip"
#define EGISMOC_DRIVER_CHECK_PREFIX_TYPE1 (1 << 0)
#define EGISMOC_DRIVER_CHECK_PREFIX_TYPE2 (1 << 1)
#define EGISMOC_EP_CMD_OUT (0x02 | FPI_USB_ENDPOINT_OUT)
#define EGISMOC_EP_CMD_IN (0x81 | FPI_USB_ENDPOINT_IN)
#define EGISMOC_EP_CMD_INTERRUPT_IN 0x83
@@ -40,7 +44,7 @@ G_DECLARE_FINAL_TYPE (FpiDeviceEgisMoc, fpi_device_egismoc, FPI, DEVICE_EGISMOC,
#define EGISMOC_USB_CONTROL_TIMEOUT 5000
#define EGISMOC_USB_SEND_TIMEOUT 5000
#define EGISMOC_USB_RECV_TIMEOUT 5000
#define EGISMOC_USB_INTERRUPT_TIMEOUT 0
#define EGISMOC_USB_INTERRUPT_TIMEOUT 60000
#define EGISMOC_USB_IN_RECV_LENGTH 4096
#define EGISMOC_USB_INTERRUPT_IN_RECV_LENGTH 64
@@ -91,12 +95,10 @@ static gsize cmd_sensor_check_len = sizeof (cmd_sensor_check) / sizeof (cmd_sens
static guchar cmd_sensor_identify[] = {0x00, 0x00, 0x00, 0x04, 0x50, 0x17, 0x01, 0x01};
static gsize cmd_sensor_identify_len = sizeof (cmd_sensor_identify) / sizeof (cmd_sensor_identify[0]);
static guchar rsp_identify_match_prefix[] = {0x00, 0x00, 0x00, 0x42};
static gsize rsp_identify_match_prefix_len = sizeof (rsp_identify_match_prefix) / sizeof (rsp_identify_match_prefix[0]);
static guchar rsp_identify_match_suffix[] = {0x90, 0x00};
static gsize rsp_identify_match_suffix_len = sizeof (rsp_identify_match_suffix) / sizeof (rsp_identify_match_suffix[0]);
static guchar rsp_identify_notmatch_prefix[] = {0x00, 0x00, 0x00, 0x02, 0x90, 0x04};
static gsize rsp_identify_notmatch_prefix_len = sizeof (rsp_identify_notmatch_prefix) / sizeof (rsp_identify_notmatch_prefix[0]);
static guchar rsp_identify_notmatch_suffix[] = {0x90, 0x04};
static gsize rsp_identify_notmatch_suffix_len = sizeof (rsp_identify_notmatch_suffix) / sizeof (rsp_identify_notmatch_suffix[0]);
static guchar cmd_sensor_enroll[] = {0x00, 0x00, 0x00, 0x04, 0x50, 0x17, 0x01, 0x00};
static gsize cmd_sensor_enroll_len = sizeof (cmd_sensor_enroll) / sizeof (cmd_sensor_enroll[0]);
@@ -151,12 +153,14 @@ static gsize cmd_delete_prefix_len = sizeof (cmd_delete_prefix) / sizeof (cmd_de
static guchar rsp_delete_success_prefix[] = {0x00, 0x00, 0x00, 0x02, 0x90, 0x00};
static gsize rsp_delete_success_prefix_len = sizeof (rsp_delete_success_prefix) / sizeof (rsp_delete_success_prefix[0]);
static guchar cmd_check_prefix[] = {0x50, 0x17, 0x03, 0x00, 0x00};
static gsize cmd_check_prefix_len = sizeof (cmd_check_prefix) / sizeof (cmd_check_prefix[0]);
static guchar cmd_check_prefix_type1[] = {0x50, 0x17, 0x03, 0x00, 0x00};
static gsize cmd_check_prefix_type1_len = sizeof (cmd_check_prefix_type1) / sizeof (cmd_check_prefix_type1[0]);
static guchar cmd_check_prefix_type2[] = {0x50, 0x17, 0x03, 0x80, 0x00};
static gsize cmd_check_prefix_type2_len = sizeof (cmd_check_prefix_type2) / sizeof (cmd_check_prefix_type2[0]);
static guchar cmd_check_suffix[] = {0x00, 0x40};
static gsize cmd_check_suffix_len = sizeof (cmd_check_suffix) / sizeof (cmd_check_suffix[0]);
static guchar rsp_check_not_yet_enrolled_prefix[] = {0x00, 0x00, 0x00, 0x02, 0x90};
static gsize rsp_check_not_yet_enrolled_prefix_len = sizeof (rsp_check_not_yet_enrolled_prefix) / sizeof (rsp_check_not_yet_enrolled_prefix[0]);
static guchar rsp_check_not_yet_enrolled_suffix[] = {0x90, 0x04};
static gsize rsp_check_not_yet_enrolled_suffix_len = sizeof (rsp_check_not_yet_enrolled_suffix) / sizeof (rsp_check_not_yet_enrolled_suffix[0]);
/* SSM task states and various status enums */