Fix alloc.c as per #386, define INVALID_ constants and rename malloc to alloc as per #325

Some of the INVALID_ are likely erroneously placed, due to lack of documentation

1 files changed, 22 insertions, 0 deletions

diff --git a/include/alloc.h b/include/alloc.h
new file mode 100644
index 000000000..f2dcf6d46
--- /dev/null
+++ b/include/alloc.h
@@ -0,0 +1,22 @@
+#ifndef GUARD_ALLOC_H
+#define GUARD_ALLOC_H
+
+#define HEAP_SIZE 0x1C000
+#define malloc Alloc
+#define calloc(ct, sz) AllocZeroed((ct) * (sz))
+#define free Free
+
+#define FREE_AND_SET_NULL(ptr)          \
+{                                       \
+    free(ptr);                          \
+    ptr = NULL;                         \
+}
+
+extern u8 gHeap[];
+
+void *Alloc(u32 size);
+void *AllocZeroed(u32 size);
+void Free(void *pointer);
+void InitHeap(void *pointer, u32 size);
+
+#endif // GUARD_ALLOC_H