mirror of
https://git.proxmox.com/git/fwupd
synced 2025-05-28 04:28:22 +00:00
db4894e863
This is not complete enough for LVFS-usage, but good enough to use with commands such as fwupdtool. It's likely newer kbd and tp firmware will be required to integrate with the fwupd in all required ways.
86 lines
2.3 KiB
C
86 lines
2.3 KiB
C
/*
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* Copyright (C) 2020 Richard Hughes <richard@hughsie.com>
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*
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* SPDX-License-Identifier: LGPL-2.1+
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*/
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#include "config.h"
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#include "fu-common.h"
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#include "fu-hailuck-kbd-firmware.h"
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struct _FuHaiLuckKbdFirmware {
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FuIhexFirmwareClass parent_instance;
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};
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G_DEFINE_TYPE (FuHaiLuckKbdFirmware, fu_hailuck_kbd_firmware, FU_TYPE_IHEX_FIRMWARE)
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static gboolean
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fu_hailuck_kbd_firmware_parse (FuFirmware *firmware,
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GBytes *fw,
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guint64 addr_start,
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guint64 addr_end,
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FwupdInstallFlags flags,
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GError **error)
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{
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GPtrArray *records = fu_ihex_firmware_get_records (FU_IHEX_FIRMWARE (firmware));
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g_autoptr(FuFirmwareImage) img = NULL;
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g_autoptr(GByteArray) buf = g_byte_array_new ();
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g_autoptr(GBytes) fw_new = NULL;
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for (guint j = 0; j < records->len; j++) {
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FuIhexFirmwareRecord *rcd = g_ptr_array_index (records, j);
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if (rcd->record_type == FU_IHEX_FIRMWARE_RECORD_TYPE_EOF)
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break;
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if (rcd->record_type != FU_IHEX_FIRMWARE_RECORD_TYPE_DATA) {
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g_set_error (error,
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FWUPD_ERROR,
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FWUPD_ERROR_NOT_SUPPORTED,
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"only record 0x0 supported, got 0x%02x",
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rcd->record_type);
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return FALSE;
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}
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if (rcd->addr + rcd->data->len > buf->len)
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fu_byte_array_set_size (buf, rcd->addr + rcd->data->len);
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if (!fu_memcpy_safe (buf->data, buf->len, rcd->addr,
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rcd->data->data, rcd->data->len, 0x0,
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rcd->data->len, error))
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return FALSE;
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}
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/* set the main function executed on system init */
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if (buf->len > 0x37FD && buf->data[1] == 0x38 && buf->data[2] == 0x00) {
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buf->data[0] = buf->data[0x37FB];
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buf->data[1] = buf->data[0x37FC];
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buf->data[2] = buf->data[0x37FD];
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buf->data[0x37FB] = 0x00;
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buf->data[0x37FC] = 0x00;
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buf->data[0x37FD] = 0x00;
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}
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/* whole image */
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fw_new = g_byte_array_free_to_bytes (g_steal_pointer (&buf));
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img = fu_firmware_image_new (fw_new);
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fu_firmware_add_image (firmware, img);
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return TRUE;
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}
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static void
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fu_hailuck_kbd_firmware_init (FuHaiLuckKbdFirmware *self)
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{
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}
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static void
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fu_hailuck_kbd_firmware_class_init (FuHaiLuckKbdFirmwareClass *klass)
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{
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FuFirmwareClass *klass_firmware = FU_FIRMWARE_CLASS (klass);
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klass_firmware->parse = fu_hailuck_kbd_firmware_parse;
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}
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FuFirmware *
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fu_hailuck_kbd_firmware_new (void)
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{
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return FU_FIRMWARE (g_object_new (FU_TYPE_HAILUCK_KBD_FIRMWARE, NULL));
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}
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