logger, implementation and test

cube/User/Src/logger.c

@@ -1,17 +1,65 @@
+#ifndef TEST
 #include <main.h>
 #include <usart.h>
-#include <logger.h>
+#endif
 
 #include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
 
-void log(char *msg) {
-    uint16_t len = strlen(msg);
+#ifdef TEST
+#include <stdio.h>
+#endif
 
-    if (HAL_UART_Transmit_IT(&debugUart, msg, len) != HAL_OK) {
-        if(RingBuffer_Write(&txBuf, msg, len) != RING_BUFFER_OK)
-        return 0;
-    }
-    return 1;
+
+#include <logger.h>
+#include <ringbuffer.h>
+
+
+#ifdef TEST
+#define LOGBUFFER_SIZE 32
+#else
+#define LOGBUFFER_SIZE 1024
+#endif // TEST
+
+
+static ringbuffer_t logBuffer;
+
+void logInit() {
+    ringbufferInit(&logBuffer, LOGBUFFER_SIZE);
+}
+
+void logFree() {
+    ringbufferFree(&logBuffer);
+}
+
+int logExecute() {
+    int c = -1;
+#ifndef TEST
+    if (false) { // is the TX channel free
+#endif // TEST
+        c = ringbufferGetOne(&logBuffer);
+        if (c > 0) {
+#ifndef TEST
+            // transfer to TX channel
+#endif // TEST
+        }
+#ifndef TEST        
+    }
+#endif // TEST
+    return c;
+}
+
+int logMsg(char *msg) {
+    int res = -1;
+
+    if (-1 == (res = ringbufferPut(&logBuffer, msg, strlen(msg)))) {
+#ifndef TEST
+        // blink the red light or so
+#else
+        printf("\n*** red blink ***\n");
+#endif // TEST                
+    }
+
+    return res;
 }