add some dependencies

diff --git a/pdns/ext/incbin/incbin.h b/pdns/ext/incbin/incbin.h
new file mode 100644 (file)
index 0000000..dfc9d1c
--- /dev/null
+++ b/pdns/ext/incbin/incbin.h
@@ -0,0 +1,118 @@
+/**
+ * @file incbin.h
+ * @author Dale Weiler
+ * @brief Utility for including binary files
+ *
+ * Facilities for including binary files into the current translation unit and
+ * making use from them externally in other translation units.
+ */
+#ifndef INCBIN_HDR
+#define INCBIN_HDR
+#include <limits.h>
+
+#if defined(__SSE__) || defined(__neon__)
+# define INCBIN_ALIGNMENT 16
+#else
+# if ULONG_MAX == 0xffffffffu
+#  define INCBIN_ALIGNMENT 4
+# else
+#  define INCBIN_ALIGNMENT 8
+# endif
+#endif
+
+#define INCBIN_ALIGN __attribute__((aligned(INCBIN_ALIGNMENT)))
+
+#ifdef __cplusplus
+#  define INCBIN_EXTERNAL extern "C"
+#else
+#  define INCBIN_EXTERNAL extern
+#endif
+
+#ifdef __APPLE__
+#  define INCBIN_SECTION         ".const_data\n"
+#  define INCBIN_GLOBAL(NAME)    ".globl " #NAME "\n"
+#  define INCBIN_INT             ".long "
+#  define INCBIN_MANGLE          "_"
+#  define INCBIN_TYPE(...)
+#else
+#  define INCBIN_SECTION         ".section .rodata\n"
+#  define INCBIN_GLOBAL(NAME)    ".global " #NAME "\n"
+#  define INCBIN_INT             ".int "
+#  define INCBIN_MANGLE
+#  define INCBIN_TYPE(NAME)      ".type " #NAME ", @object\n"
+#endif
+
+#define INCBIN_STR(X) #X
+#define INCBIN_STRINGIZE(X) INCBIN_STR(X)
+
+/**
+ * @brief Externally reference binary data included in another translation unit.
+ *
+ * Produces two external symbols that reference the binary data included in
+ * another translation unit.
+ *
+ * The symbol names are a concatenation of "g" before *NAME*; with "Data", as well
+ * as "Size" after. An example is provided below.
+ *
+ * @param NAME The name given for the binary data
+ *
+ * @code
+ * INCBIN_EXTERN(Foo);
+ *
+ * // Now you have the following symbols:
+ * // extern unsigned char gFooData[];
+ * // extern const unsigned char gFooEnd;
+ * // extern unsigned int gFooSize;
+ * @endcode
+ */
+#define INCBIN_EXTERN(NAME) \
+    INCBIN_EXTERNAL const INCBIN_ALIGN unsigned char g ## NAME ## Data[]; \
+    INCBIN_EXTERNAL const INCBIN_ALIGN unsigned char g ## NAME ## End; \
+    INCBIN_EXTERNAL const unsigned int g ## NAME ## Size
+
+/**
+ * @brief Include a binary file into the current translation unit.
+ *
+ * Includes a binary file into the current translation unit, producing two symbols
+ * for objects that encode the data and size respectively.
+ *
+ * The symbol names are a concatenation of "g" before *NAME*; with "Data", as well
+ * as "Size" after. An example is provided below.
+ *
+ * @param NAME The name to associate with this binary data (as an identifier.)
+ * @param FILENAME The file to include (as a string literal.)
+ *
+ * @code
+ * INCBIN(Icon, "icon.png");
+ *
+ * // Now you have the following symbols:
+ * // unsigned char gIconData[];
+ * // unsigned int gIconSize;
+ * @endcode
+ *
+ * @warning This must be used in global scope
+ *
+ * To externally reference the data included by this in another translation unit
+ * please @see INCBIN_EXTERN.
+ */
+#define INCBIN(NAME, FILENAME) \
+    __asm__(INCBIN_SECTION \
+            INCBIN_GLOBAL(g ## NAME ## Data) \
+            INCBIN_TYPE(g ## NAME ## Data) \
+            ".align " INCBIN_STRINGIZE(INCBIN_ALIGNMENT) "\n" \
+            INCBIN_MANGLE "g" #NAME "Data:\n" \
+                ".incbin \"" FILENAME "\"\n" \
+            INCBIN_GLOBAL(g ## NAME ## End) \
+            INCBIN_TYPE(g ## NAME ## End) \
+            ".align 1\n" \
+            INCBIN_MANGLE "g" #NAME "End:\n" \
+                INCBIN_INT "1\n"\
+            INCBIN_GLOBAL(g ## NAME ## Size) \
+            INCBIN_TYPE(g ## NAME ## Size) \
+            ".align " INCBIN_STRINGIZE(INCBIN_ALIGNMENT) "\n" \
+            INCBIN_MANGLE "g" #NAME "Size:\n" \
+                INCBIN_INT INCBIN_MANGLE "g" #NAME "End - " INCBIN_MANGLE "g" #NAME "Data\n" \
+    ); \
+    INCBIN_EXTERN(NAME)
+
+#endif