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-rw-r--r--new/alloc_windows.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/new/alloc_windows.c b/new/alloc_windows.c
new file mode 100644
index 0000000..049e909
--- /dev/null
+++ b/new/alloc_windows.c
@@ -0,0 +1,39 @@
+// 4 december 2014
+#include "ui_windows.h"
+
+// wrappers for allocator of choice
+// panics on memory exhausted, undefined on heap corruption or other unreliably-detected malady (see http://stackoverflow.com/questions/28761680/is-there-a-windows-api-memory-allocator-deallocator-i-can-use-that-will-just-giv)
+// new memory is set to zero
+// passing NULL to tableRealloc() acts like tableAlloc()
+// passing NULL to tableFree() is a no-op
+
+void *uiAlloc(size_t size)
+{
+ void *out;
+
+ out = malloc(size);
+ if (out == NULL)
+ abort(); // TODO figure this part out
+ ZeroMemory(out, size);
+ return out;
+}
+
+void *uiRealloc(void *p, size_t size)
+{
+ void *out;
+
+ if (p == NULL)
+ return uiAlloc(size);
+ out = realloc(p, size);
+ if (out == NULL)
+ abort();
+ // TODO zero the extra memory
+ return out;
+}
+
+void uiFree(void *p)
+{
+ if (p == NULL)
+ return;
+ free(p);
+}