Update firmware.options signature_size from 48 to 65

alexa-samples · Nov 12, 2019 · face92d · face92d
1 parent 825de24
commit face92d
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Showing 2 changed files with 9 additions and 4 deletions.
diff --git a/ConnectionHelpers/BLE/Handshake/tx.c b/ConnectionHelpers/BLE/Handshake/tx.c
@@ -266,11 +266,16 @@ packet_list_t *createCommandApplyFirmware() {
     ApplyFirmware *applyFirmware = &controlEnvelope.payload.apply_firmware;
     applyFirmware->restart_required = true;
     applyFirmware->firmware_information.version = 12;
-    applyFirmware->firmware_information.components_count = 1;
     strcpy(applyFirmware->firmware_information.name, "FirmwareName");
     strcpy(applyFirmware->firmware_information.locale, "enUS");
     strcpy(applyFirmware->firmware_information.version_name, "Version 12");
-    strcpy(applyFirmware->firmware_information.components[0].name, "ComponentName");
+
+    applyFirmware->firmware_information.components_count = 1;
+    FirmwareComponent * firmwareComponent = &applyFirmware->firmware_information.components[0];
+    strcpy(firmwareComponent->name, "ComponentName");
+    // note: cannot overwrite the last byte of the signature because nanopb needs null termination.
+    memset(firmwareComponent->signature, 0xBB, sizeof(firmwareComponent->signature) - 1);
+
 
     printf("Creating command: %s\n", commandToString(controlEnvelope.command));
     return createControlPacket(&controlEnvelope, true);

diff --git a/ConnectionHelpers/BLE/Proto/firmware.options b/ConnectionHelpers/BLE/Proto/firmware.options
@@ -7,10 +7,10 @@
 //
 
 FirmwareComponent.name max_size:16
-FirmwareComponent.signature max_size:48
+FirmwareComponent.signature max_size:65
 FirmwareInformation.name max_size:16
 FirmwareInformation.components max_count:1
 FirmwareInformation.locale max_size:8
 FirmwareInformation.version_name max_size:16
 UpdateComponentSegment.component_name max_size:16
-UpdateComponentSegment.segment_signature max_size:48
+UpdateComponentSegment.segment_signature max_size:65