add logger object and timers

LLog.c

@@ -1,11 +1,50 @@
 #include "include/LLog.h"
+#include <string.h>
 #include <stdio.h>
+#include <stdlib.h>
+#include "time.h"
 
-void lLog(enum lLogLevel LOG_LEVEL, char* MESSAGE) {
+int timer_array_append(timer_array* array, lTimer timer) {
+    if (array->count >= array->capacity) {
+        if (array->capacity == 0) array->capacity = 8;
+        else array->capacity *= 2;
+
+        array->items = realloc(array->items, array->capacity * sizeof(*array->items));
+    }
+    array->items[array->count++] = timer;
+    return array->count - 1;
+}
+
+int create_timer(Logger* logger) {
+    return timer_array_append(&logger->timers, (lTimer){});
+}
+
+void start_timer(Logger* logger, int timer_id) {
+    if (logger->timers.count < (timer_id + 1)) return;
+    logger->timers.items[timer_id].time.start = time(NULL);
+}
+
+void stop_timer(Logger* logger, int timer_id) {
+    if (logger->timers.count < (timer_id + 1)) return;
+    logger->timers.items[timer_id].time.end = time(NULL);
+}
+
+lLogString to_lLogString(const char* string) {
+    lLogString str;
+    str.buf = (char *)string;
+    if (string == NULL) {
+        str.len = 0;
+    } else {
+        str.len = strlen(string);
+    }
+    return str;
+};
+
+void lLog(Logger logger, enum lLogLevel LOG_LEVEL, lLogString MESSAGE) {
     char* LOG_LEVEL_STRING = LOG_LEVEL == 0 ? "INFO" :
                              LOG_LEVEL == 1 ? "WARNING" :
                              LOG_LEVEL == 2 ? "ERROR" :
                              LOG_LEVEL == 3 ? "DEBUG" :
                              "invalid_log_level";
-    printf("[%s]: %s\n", LOG_LEVEL_STRING, MESSAGE);
+    printf("[%s]: %.*s\n", LOG_LEVEL_STRING, (int)MESSAGE.len, MESSAGE.buf);
 }