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synaptics-cape: Add ->write() and ->build() vfuncs

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This allows us to rebuild the fuzzing data from the builder.xml file.
This commit is contained in:
Richard Hughes 2021-10-22 09:54:42 +01:00
parent 3ea1ef81b2
commit 09f1406c17
1 changed files with 50 additions and 0 deletions
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50
plugins/synaptics-cape/fu-synaptics-cape-firmware.c
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@ -195,6 +195,54 @@ fu_synaptics_cape_firmware_parse(FuFirmware *firmware,
return TRUE;
}
static GBytes *
fu_synaptics_cape_firmware_write(FuFirmware *firmware, GError **error)
{
FuSynapticsCapeFirmware *self = FU_SYNAPTICS_CAPE_FIRMWARE(firmware);
guint64 ver = fu_firmware_get_version_raw(firmware);
g_autoptr(GByteArray) buf = g_byte_array_new();
g_autoptr(GBytes) payload = NULL;
/* header */
fu_byte_array_append_uint32(buf, self->vid, G_LITTLE_ENDIAN);
fu_byte_array_append_uint32(buf, self->pid, G_LITTLE_ENDIAN);
fu_byte_array_append_uint32(buf, 0x0, G_LITTLE_ENDIAN); /* update type */
fu_byte_array_append_uint32(buf, 0x0, G_LITTLE_ENDIAN); /* identifier */
fu_byte_array_append_uint32(buf, 0xffff, G_LITTLE_ENDIAN); /* crc_value */
fu_byte_array_append_uint16(buf, ver >> 0, G_LITTLE_ENDIAN); /* version w */
fu_byte_array_append_uint16(buf, ver >> 16, G_LITTLE_ENDIAN); /* version x */
fu_byte_array_append_uint16(buf, ver >> 32, G_LITTLE_ENDIAN); /* version y */
fu_byte_array_append_uint16(buf, ver >> 48, G_LITTLE_ENDIAN); /* version z */
fu_byte_array_append_uint32(buf, 0x0, G_LITTLE_ENDIAN); /* reserved */
/* payload */
payload = fu_firmware_get_bytes(firmware, error);
if (payload == NULL)
return NULL;
fu_byte_array_append_bytes(buf, payload);
fu_byte_array_align_up(buf, FU_FIRMWARE_ALIGNMENT_32, 0xFF);
return g_byte_array_free_to_bytes(g_steal_pointer(&buf));
}
static gboolean
fu_synaptics_cape_firmware_build(FuFirmware *firmware, XbNode *n, GError **error)
{
FuSynapticsCapeFirmware *self = FU_SYNAPTICS_CAPE_FIRMWARE(firmware);
guint64 tmp;
/* optional properties */
tmp = xb_node_query_text_as_uint(n, "vid", NULL);
if (tmp != G_MAXUINT64 && tmp <= G_MAXUINT16)
self->vid = tmp;
tmp = xb_node_query_text_as_uint(n, "pid", NULL);
if (tmp != G_MAXUINT64 && tmp <= G_MAXUINT16)
self->pid = tmp;
/* success */
return TRUE;
}
static void
fu_synaptics_cape_firmware_init(FuSynapticsCapeFirmware *self)
{
@ -207,6 +255,8 @@ fu_synaptics_cape_firmware_class_init(FuSynapticsCapeFirmwareClass *klass)
FuFirmwareClass *klass_firmware = FU_FIRMWARE_CLASS(klass);
klass_firmware->parse = fu_synaptics_cape_firmware_parse;
klass_firmware->export = fu_synaptics_cape_firmware_export;
klass_firmware->write = fu_synaptics_cape_firmware_write;
klass_firmware->build = fu_synaptics_cape_firmware_build;
}
FuFirmware *