heap start

heap.c

@@ -0,0 +1,28 @@
+#include "heap.h"
+#include "status_codes.h"
+
+int heap_push(heap* h, heap_record* in)
+{
+    if (h->length >= h->capacity) {
+        return NO_SPACE;
+    }
+
+    int index = h->length;
+    h->length++;
+    heap_record* last = h->location;
+    last += index;
+    *last = *in;
+
+    if (index == 0) {
+        return SUCCESS;
+    }
+
+    // check if violated heap property
+    heap_record* parent = h->location;
+    parent += ((index - 1) / 2);
+    while (parent->g > last->g) {
+        // just swap them, and check again?
+    }
+    // swim up
+    return SUCCESS;
+}