Latest compatible version of Classicube from the original GitHub repository (https://github.com/ClassiCube/ClassiCube) that can be compiled on Classicube for PowerMac PPC running Mac OS X 10.4.

third_party/dsiwifi/include/lwip/priv/mem_priv.h

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+/**
+ * @file
+ * lwIP internal memory implementations (do not use in application code)
+ */
+
+/*
+ * Copyright (c) 2018 Swedish Institute of Computer Science.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
+ * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
+ * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
+ * OF SUCH DAMAGE.
+ *
+ * This file is part of the lwIP TCP/IP stack.
+ *
+ * Author: Simon Goldschmidt <goldsimon@gmx.de>
+ *
+ */
+
+#ifndef LWIP_HDR_MEM_PRIV_H
+#define LWIP_HDR_MEM_PRIV_H
+
+#include "lwip/opt.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "lwip/mem.h"
+
+#if MEM_OVERFLOW_CHECK || MEMP_OVERFLOW_CHECK
+/* if MEM_OVERFLOW_CHECK or MEMP_OVERFLOW_CHECK is turned on, we reserve some
+ * bytes at the beginning and at the end of each element, initialize them as
+ * 0xcd and check them later.
+ * If MEM(P)_OVERFLOW_CHECK is >= 2, on every call to mem(p)_malloc or mem(p)_free,
+ * every single element in each pool/heap is checked!
+ * This is VERY SLOW but also very helpful.
+ * MEM_SANITY_REGION_BEFORE and MEM_SANITY_REGION_AFTER can be overridden in
+ * lwipopts.h to change the amount reserved for checking. */
+#ifndef MEM_SANITY_REGION_BEFORE
+#define MEM_SANITY_REGION_BEFORE  16
+#endif /* MEM_SANITY_REGION_BEFORE*/
+#if MEM_SANITY_REGION_BEFORE > 0
+#define MEM_SANITY_REGION_BEFORE_ALIGNED    LWIP_MEM_ALIGN_SIZE(MEM_SANITY_REGION_BEFORE)
+#else
+#define MEM_SANITY_REGION_BEFORE_ALIGNED    0
+#endif /* MEM_SANITY_REGION_BEFORE*/
+#ifndef MEM_SANITY_REGION_AFTER
+#define MEM_SANITY_REGION_AFTER   16
+#endif /* MEM_SANITY_REGION_AFTER*/
+#if MEM_SANITY_REGION_AFTER > 0
+#define MEM_SANITY_REGION_AFTER_ALIGNED     LWIP_MEM_ALIGN_SIZE(MEM_SANITY_REGION_AFTER)
+#else
+#define MEM_SANITY_REGION_AFTER_ALIGNED     0
+#endif /* MEM_SANITY_REGION_AFTER*/
+
+void mem_overflow_init_raw(void *p, size_t size);
+void mem_overflow_check_raw(void *p, size_t size, const char *descr1, const char *descr2);
+
+#endif /* MEM_OVERFLOW_CHECK || MEMP_OVERFLOW_CHECK */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* LWIP_HDR_MEMP_PRIV_H */