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feat: add bootloader DFU protocol validation

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Yandrik
2026-04-29 17:56:32 +02:00
parent eb26c759e8
commit b673c9100d
7 changed files with 534 additions and 86 deletions
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26
lib/model/firmware_file_selection.dart
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@ -1,21 +1,29 @@
import 'dart:typed_data';
class DfuV1FirmwareMetadata {
const DfuV1FirmwareMetadata({
class BootloaderDfuFirmwareMetadata {
const BootloaderDfuFirmwareMetadata({
required this.totalLength,
required this.crc32,
required this.appStart,
required this.imageVersion,
required this.sessionId,
required this.flags,
required this.vectorStackPointer,
required this.vectorReset,
});
final int totalLength;
final int crc32;
final int appStart;
final int imageVersion;
final int sessionId;
final int flags;
final int vectorStackPointer;
final int vectorReset;
}
class DfuV1PreparedFirmware {
const DfuV1PreparedFirmware({
class BootloaderDfuPreparedFirmware {
const BootloaderDfuPreparedFirmware({
required this.fileName,
required this.fileBytes,
required this.metadata,
@ -25,7 +33,7 @@ class DfuV1PreparedFirmware {
final String fileName;
final String? filePath;
final Uint8List fileBytes;
final DfuV1FirmwareMetadata metadata;
final BootloaderDfuFirmwareMetadata metadata;
}
enum FirmwareSelectionFailureReason {
@ -33,6 +41,9 @@ enum FirmwareSelectionFailureReason {
malformedSelection,
unsupportedExtension,
emptyFile,
imageTooSmall,
imageTooLarge,
invalidVectorTable,
readFailed,
}
@ -52,7 +63,7 @@ class FirmwareFileSelectionResult {
this.failure,
});
final DfuV1PreparedFirmware? firmware;
final BootloaderDfuPreparedFirmware? firmware;
final FirmwareSelectionFailure? failure;
bool get isSuccess => firmware != null;
@ -60,7 +71,8 @@ class FirmwareFileSelectionResult {
bool get isCanceled =>
failure?.reason == FirmwareSelectionFailureReason.canceled;
static FirmwareFileSelectionResult success(DfuV1PreparedFirmware firmware) {
static FirmwareFileSelectionResult success(
BootloaderDfuPreparedFirmware firmware) {
return FirmwareFileSelectionResult._(firmware: firmware);
}