Updater Improvements and Refactoring

.gitattributes

@@ -0,0 +1 @@
+*.md -whitespace

.github/dependabot.yml

@@ -0,0 +1,12 @@
+version: 2
+updates:
+ - package-ecosystem: "gradle"
+   directory: "/firmware_updater/updater"
+   schedule:
+     interval: "weekly"
+     day: "thursday"
+     time: "12:53"
+   ignore:
+     # Exclude java-intelhex-parser
+     - dependency-name: "com.github.j123b567:java-intelhex-parser"
+       versions: [">= 0"] # Prevent updating due to its specific pinned commit

firmware_updater/bootloader/inc/decompressor.h

@@ -49,12 +49,12 @@ class Decompressor
         uint8_t cmdBuffer[5] = {0};
         int expectedCmdLength = 0;
         int cmdBufferLength = 0;
-        uint8_t scratchpad[FLASH_PAGE_SIZE] = {0};
+        alignas(FLASH_RAM_BUFFER_ALIGNMENT) uint8_t scratchpad[FLASH_PAGE_SIZE] = {0};
         uint8_t oldPages[FLASH_PAGE_SIZE * REMEMBER_OLD_PAGES_COUNT] = {0};
         int bytesToFlash = 0;
         int rawLength = 0;
         State state = State::EXPECT_COMMAND_BYTE;
-        __attribute__ ((aligned (FLASH_RAM_BUFFER_ALIGNMENT))) uint8_t * startAddrOfPageToBeFlashed = 0;
+        alignas(FLASH_RAM_BUFFER_ALIGNMENT) uint8_t * startAddrOfPageToBeFlashed = 0;
         uint8_t * startAddrOfFlash = 0;
 
 	public:

firmware_updater/bootloader/src/update.cpp

@@ -57,7 +57,7 @@
  *          Maximum extended frame length is 254 bytes - 1 byte for the @ref UPD_Command totaling in 1265 bytes
  */
 constexpr uint16_t bufferSize = 1265;
-static uint8_t __attribute__ ((aligned (FLASH_RAM_BUFFER_ALIGNMENT))) ramBuffer[bufferSize]; //!< RAM buffer used for flash operations
+alignas(FLASH_RAM_BUFFER_ALIGNMENT) static uint8_t ramBuffer[bufferSize]; //!< RAM buffer used for flash operations
 static uint8_t * retTelegram = nullptr;                  //!< pointer to return buffer, as a field for easier access and smaller code size
 
 // Try to avoid direct access to these global variables.

firmware_updater/updater/.gitignore

@@ -1 +1,89 @@
+# Selfbus Updater specific
+.gradle
+build
+log
+out
+bin
 settings.xml
+
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+
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+.idea/**/gradle.xml
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+
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