general: add memory auditing

memory_utils: added to wrap memory alloc / free
general: adjusted stabdard and other memory allocs t be audited

src/include/memory_utils.h

@@ -0,0 +1,45 @@
+#ifndef DAWN_UTIL_MEMORY
+#define DAWN_UTIL_MEMORY
+
+#include <memory.h>
+
+enum dawn_memop
+{
+	DAWN_MALLOC,
+	DAWN_CALLOC,
+	DAWN_REALLOC,
+	DAWN_MEMREG,
+	DAWN_MEMUNREG,
+	DAWN_FREE
+};
+
+#define DAWN_MEMORY_AUDITING
+
+#ifdef DAWN_MEMORY_AUDITING
+#define dawn_malloc(size) dawn_memory_alloc(DAWN_MALLOC, __FILE__, __LINE__, 1, size, NULL)
+#define dawn_calloc(nmemb, size) dawn_memory_alloc(DAWN_CALLOC, __FILE__, __LINE__, nmemb, size, NULL)
+#define dawn_realloc(ptr, size) dawn_memory_alloc(DAWN_REALLOC, __FILE__, __LINE__, 1, size, ptr)
+#define dawn_free(p) dawn_memory_free(DAWN_FREE, __FILE__, __LINE__, p)
+
+#define dawn_regmem(p) dawn_memory_register(DAWN_MEMREG, __FILE__, __LINE__, 0, p)
+#define dawn_unregmem(p) dawn_memory_unregister(DAWN_MEMUNREG, __FILE__, __LINE__, p)
+#else
+#define dawn_malloc(size) malloc(size)
+#define dawn_calloc(nmemb, size) calloc(nmemb, size)
+#define dawn_realloc(ptr, size) realloc(ptr, size)
+#define dawn_free(p) free(p)
+
+#define dawn_regmem(p)
+#define dawn_unregmem(p)
+#endif
+
+void* dawn_memory_alloc(enum dawn_memop type, char* file, int line, size_t nmemb, size_t size, void *ptr);
+
+void* dawn_memory_register(enum dawn_memop type, char* file, int line, size_t size, void *ptr);
+
+void dawn_memory_free(enum dawn_memop type, char* file, int line, void* ptr);
+
+void dawn_memory_unregister(enum dawn_memop type, char* file, int line, void* ptr);
+
+void dawn_memory_audit();
+#endif