mirror of
https://git.proxmox.com/git/fwupd
synced 2025-06-03 00:27:26 +00:00
101 lines
2.7 KiB
C
101 lines
2.7 KiB
C
/*
|
|
* Copyright (C) 2020 Richard Hughes <richard@hughsie.com>
|
|
*
|
|
* SPDX-License-Identifier: LGPL-2.1+
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include "fu-common.h"
|
|
|
|
#include "fu-hailuck-kbd-firmware.h"
|
|
|
|
struct _FuHailuckKbdFirmware {
|
|
FuIhexFirmwareClass parent_instance;
|
|
};
|
|
|
|
G_DEFINE_TYPE (FuHailuckKbdFirmware, fu_hailuck_kbd_firmware, FU_TYPE_IHEX_FIRMWARE)
|
|
|
|
static gboolean
|
|
fu_hailuck_kbd_firmware_parse (FuFirmware *firmware,
|
|
GBytes *fw,
|
|
guint64 addr_start,
|
|
guint64 addr_end,
|
|
FwupdInstallFlags flags,
|
|
GError **error)
|
|
{
|
|
GPtrArray *records = fu_ihex_firmware_get_records (FU_IHEX_FIRMWARE (firmware));
|
|
g_autoptr(FuFirmwareImage) img = NULL;
|
|
g_autoptr(GByteArray) buf = g_byte_array_new ();
|
|
g_autoptr(GBytes) fw_new = NULL;
|
|
|
|
for (guint j = 0; j < records->len; j++) {
|
|
FuIhexFirmwareRecord *rcd = g_ptr_array_index (records, j);
|
|
if (rcd->record_type == FU_IHEX_FIRMWARE_RECORD_TYPE_EOF)
|
|
break;
|
|
if (rcd->record_type != FU_IHEX_FIRMWARE_RECORD_TYPE_DATA) {
|
|
g_set_error (error,
|
|
FWUPD_ERROR,
|
|
FWUPD_ERROR_NOT_SUPPORTED,
|
|
"only record 0x0 supported, got 0x%02x",
|
|
rcd->record_type);
|
|
return FALSE;
|
|
}
|
|
if (rcd->data->len == 0) {
|
|
g_set_error (error,
|
|
FWUPD_ERROR,
|
|
FWUPD_ERROR_NOT_SUPPORTED,
|
|
"record 0x%x had zero size", j);
|
|
return FALSE;
|
|
}
|
|
if (rcd->addr + rcd->data->len > buf->len) {
|
|
if (rcd->addr + rcd->data->len == 0) {
|
|
g_set_error_literal (error,
|
|
FWUPD_ERROR,
|
|
FWUPD_ERROR_NOT_SUPPORTED,
|
|
"buffer would have zero size");
|
|
return FALSE;
|
|
}
|
|
fu_byte_array_set_size (buf, rcd->addr + rcd->data->len);
|
|
}
|
|
if (!fu_memcpy_safe (buf->data, buf->len, rcd->addr,
|
|
rcd->data->data, rcd->data->len, 0x0,
|
|
rcd->data->len, error))
|
|
return FALSE;
|
|
}
|
|
|
|
/* set the main function executed on system init */
|
|
if (buf->len > 0x37FD && buf->data[1] == 0x38 && buf->data[2] == 0x00) {
|
|
buf->data[0] = buf->data[0x37FB];
|
|
buf->data[1] = buf->data[0x37FC];
|
|
buf->data[2] = buf->data[0x37FD];
|
|
buf->data[0x37FB] = 0x00;
|
|
buf->data[0x37FC] = 0x00;
|
|
buf->data[0x37FD] = 0x00;
|
|
}
|
|
|
|
/* whole image */
|
|
fw_new = g_byte_array_free_to_bytes (g_steal_pointer (&buf));
|
|
img = fu_firmware_image_new (fw_new);
|
|
fu_firmware_add_image (firmware, img);
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
fu_hailuck_kbd_firmware_init (FuHailuckKbdFirmware *self)
|
|
{
|
|
}
|
|
|
|
static void
|
|
fu_hailuck_kbd_firmware_class_init (FuHailuckKbdFirmwareClass *klass)
|
|
{
|
|
FuFirmwareClass *klass_firmware = FU_FIRMWARE_CLASS (klass);
|
|
klass_firmware->parse = fu_hailuck_kbd_firmware_parse;
|
|
}
|
|
|
|
FuFirmware *
|
|
fu_hailuck_kbd_firmware_new (void)
|
|
{
|
|
return FU_FIRMWARE (g_object_new (FU_TYPE_HAILUCK_KBD_FIRMWARE, NULL));
|
|
}
|