sync

C/t-oer-prc2-cbdb-main-Assignments-Adidas/Adidas/shared/encode.c

@@ -0,0 +1,27 @@
+#include "encode.h"
+#include "parity.h"
+#include <stdint.h>
+#include <stddef.h>
+
+void encode_get_nibbles(uint8_t value, uint8_t* high, uint8_t* low) {
+    if (high == NULL || low == NULL) {
+        return;
+    }
+    *high = (value >> 4) & 0x0F;  // bits 7-4
+    *low  = value & 0x0F;         // bits 3-0
+}
+
+void encode_value(uint8_t input, uint8_t* high, uint8_t* low) {
+    if (high == NULL || low == NULL) {
+        return;
+    }
+
+    uint8_t nibble_high, nibble_low;
+
+    // Splits input-byte in twee nibbles
+    encode_get_nibbles(input, &nibble_high, &nibble_low);
+
+    // Voeg pariteitsbits toe
+    *high = add_parity(nibble_high);
+    *low  = add_parity(nibble_low);
+}