added xrick game

original xrick code by 'BigOrno' at:
http://www.bigorno.net/xrick/

Rockbox port, plus bugfixes at:
https://github.com/pierluigi-vicinanza/xrick

Further changes:

 * Additonal fixes from g#3026
 * Port to modern plugin API
 * Add Pluginlib keymap fallback
 * Support all >1bpp screens
 * Fix build warnings in miniz
 * Better error message when resources are missing

Change-Id: Id83928bc2539901b0221692f65cbca41389c58e7

apps/plugins/xrick/system/basic_funcs.h

@@ -0,0 +1,141 @@
+/*
+ * xrick/system/basic_funcs.h
+ *
+ * Copyright (C) 2008-2014 Pierluigi Vicinanza. All rights reserved.
+ *
+ * The use and distribution terms for this software are contained in the file
+ * named README, which can be found in the root of this distribution. By
+ * using this software in any fashion, you are agreeing to be bound by the
+ * terms of this license.
+ *
+ * You must not remove this notice, or any other, from this software.
+ */
+
+#ifndef _BASIC_FUNCS_H
+#define _BASIC_FUNCS_H
+
+#include "xrick/system/basic_types.h"
+#include "xrick/system/system.h"
+
+#ifdef __WIN32__
+/* Windows is little endian only */
+#  define __ORDER_LITTLE_ENDIAN__ 1234
+#  define __BYTE_ORDER__ __ORDER_LITTLE_ENDIAN__
+#  define USE_DEFAULT_ENDIANNESS_FUNCTIONS
+#  include <stdlib.h> /* _byteswap_XXX */
+
+#elif defined(ROCKBOX)
+/* Rockbox*/
+#  include "plugin.h"
+#  define __ORDER_LITTLE_ENDIAN__ 1234
+#  define __ORDER_BIG_ENDIAN__ 4321
+#  ifdef ROCKBOX_BIG_ENDIAN
+#    define __BYTE_ORDER__  __ORDER_BIG_ENDIAN__
+#  else
+#    define __BYTE_ORDER__  __ORDER_LITTLE_ENDIAN__
+#  endif
+
+#elif (defined(__FreeBSD__) && __FreeBSD_version >= 470000) || defined(__OpenBSD__) || defined(__NetBSD__)
+/*  *BSD  */
+#  include <sys/endian.h>
+#  define __ORDER_BIG_ENDIAN__ BIG_ENDIAN
+#  define __ORDER_LITTLE_ENDIAN__ LITTLE_ENDIAN
+#  define __BYTE_ORDER__ BYTE_ORDER
+
+#elif (defined(BSD) && (BSD >= 199103)) || defined(__MacOSX__)
+/*  more BSD  */
+#  include <machine/endian.h>
+#  define __ORDER_BIG_ENDIAN__ BIG_ENDIAN
+#  define __ORDER_LITTLE_ENDIAN__ LITTLE_ENDIAN
+#  define __BYTE_ORDER__ BYTE_ORDER
+
+#elif defined(__linux__) /*|| defined (__BEOS__)*/
+/* Linux, BeOS */
+#  include <endian.h>
+#  define betoh16(x) be16toh(x)
+#  define letoh16(x) le16toh(x)
+#  define betoh32(x) be32toh(x)
+#  define letoh32(x) le32toh(x)
+
+#else
+/* shall we just '#include <endian.h>'? */
+#  define USE_DEFAULT_ENDIANNESS_FUNCTIONS
+
+#endif /* __WIN32__ */
+
+/* define default endianness */
+#ifndef __ORDER_LITTLE_ENDIAN__
+#  define __ORDER_LITTLE_ENDIAN__ 1234
+#endif
+
+#ifndef __ORDER_BIG_ENDIAN__
+#  define __ORDER_BIG_ENDIAN__ 4321
+#endif
+
+#ifndef __BYTE_ORDER__
+#  warning "Byte order not defined on your system, assuming little endian!"
+#  define __BYTE_ORDER__ __ORDER_LITTLE_ENDIAN__
+#endif
+
+/* provide default endianness functions */
+#ifdef USE_DEFAULT_ENDIANNESS_FUNCTIONS
+
+#  define GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
+
+inline uint32_t swap32(uint32_t x)
+{
+#  ifdef _MSC_VER
+    return _byteswap_ulong(x);
+#  elif (GCC_VERSION > 40300) || defined(__clang__)
+    return __builtin_bswap32(x);
+#  else
+    return (x >> 24) |
+          ((x >>  8) & 0x0000FF00) |
+          ((x <<  8) & 0x00FF0000) |
+           (x << 24);
+#  endif /* _MSC_VER */
+}
+
+inline uint16_t swap16(uint16_t x)
+{
+#  ifdef _MSC_VER
+    return _byteswap_ushort(x);
+#  elif (GCC_VERSION > 40800) || defined(__clang__)
+    return __builtin_bswap16(x);
+#  else
+    return (x << 8)|(x >> 8);
+#  endif /* _MSC_VER */
+}
+
+#  if (__BYTE_ORDER__==__ORDER_LITTLE_ENDIAN__)
+inline uint16_t htobe16(uint16_t host) { return swap16(host);  }
+inline uint16_t htole16(uint16_t host) { return host; }
+inline uint16_t betoh16(uint16_t big_endian) { return swap16(big_endian); }
+inline uint16_t letoh16(uint16_t little_endian) { return little_endian; }
+
+inline uint32_t htobe32(uint32_t host) { return swap32(host); }
+inline uint32_t htole32(uint32_t host) { return host; }
+inline uint32_t betoh32(uint32_t big_endian) { return swap32(big_endian); }
+inline uint32_t letoh32(uint32_t little_endian) { return little_endian; }
+
+#  elif (__BYTE_ORDER__==__ORDER_BIG_ENDIAN__)
+inline uint16_t htobe16(uint16_t host) { return host;  }
+inline uint16_t htole16(uint16_t host) { return swap16(host); }
+inline uint16_t betoh16(uint16_t big_endian) { return big_endian; }
+inline uint16_t letoh16(uint16_t little_endian) { return swap16(little_endian); }
+
+inline uint32_t htobe32(uint32_t host) { return host; }
+inline uint32_t htole32(uint32_t host) { return swap32(host); }
+inline uint32_t betoh32(uint32_t big_endian) { return big_endian; }
+inline uint32_t letoh32(uint32_t little_endian) { return swap32(little_endian); }
+
+#  else
+#  error "Unknown/unsupported byte order!"
+
+#  endif
+
+#endif /* USE_DEFAULT_ENDIANNESS_FUNCTIONS */
+
+#endif /* ndef _BASIC_FUNCS_H */
+
+/* eof */