Naming and coding style convention, new linter tool. (#945)

* Makefile, Scripts: new linter * About: remove ID from IC * Firmware: remove double define for DIVC/DIVR * Scripts: check folder names too. Docker: replace syntax check with make lint. * Reformat Sources and Migrate to new file naming convention * Docker: symlink clang-format-12 to clang-format * Add coding style guide
2022-01-05 19:10:18 +03:00
parent c98e54da10
commit 389ff92cc1
899 changed files with 379245 additions and 373421 deletions
@@ -0,0 +1,34 @@
+#include "manchester_decoder.h"
+#include <stdint.h>
+
+static const uint8_t transitions[] = {0b00000001, 0b10010001, 0b10011011, 0b11111011};
+static const ManchesterState manchester_reset_state = ManchesterStateMid1;
+
+bool manchester_advance(
+    ManchesterState state,
+    ManchesterEvent event,
+    ManchesterState* next_state,
+    bool* data) {
+    bool result = false;
+    ManchesterState new_state;
+
+    if(event == ManchesterEventReset) {
+        new_state = manchester_reset_state;
+    } else {
+        new_state = transitions[state] >> event & 0x3;
+        if(new_state == state) {
+            new_state = manchester_reset_state;
+        } else {
+            if(new_state == ManchesterStateMid0) {
+                if(data) *data = false;
+                result = true;
+            } else if(new_state == ManchesterStateMid1) {
+                if(data) *data = true;
+                result = true;
+            }
+        }
+    }
+
+    *next_state = new_state;
+    return result;
+}