liblbx: Convert lbx_fopen to use the packing routines from libupkg.

[liblbx.git] / src / pack.h

diff --git a/src/pack.h b/src/pack.h
new file mode 100644 (file)
index 0000000..d47ddc4
--- /dev/null
+++ b/src/pack.h
@@ -0,0 +1,55 @@
+/*
+ *  Portable binary serialisation of integral types.
+ *  Copyright (C) 2009 Nick Bowler
+ *
+ *  Copying and distribution of this file, with or without modification,
+ *  are permitted in any medium without royalty provided the copyright
+ *  notice and this notice are preserved.  This file is offered as-is,
+ *  without any warranty.
+ */
+
+#ifndef PACK_H_
+#define PACK_H_
+
+#include <limits.h>
+#if !defined(PACK_HAVE_64BIT) && defined(ULLONG_MAX) && defined(LLONG_MAX)
+#      define PACK_HAVE_64BIT 1
+#endif
+
+void pack_16_be(unsigned char *, unsigned short);
+void pack_32_be(unsigned char *, unsigned long);
+#if PACK_HAVE_64BIT
+void pack_64_be(unsigned char *, unsigned long long);
+#endif
+
+void pack_16_le(unsigned char *, unsigned short);
+void pack_32_le(unsigned char *, unsigned long);
+#if PACK_HAVE_64BIT
+void pack_64_le(unsigned char *, unsigned long long);
+#endif
+
+unsigned short unpack_16_be(const unsigned char *);
+unsigned long  unpack_32_be(const unsigned char *);
+#if PACK_HAVE_64BIT
+unsigned long long unpack_64_be(const unsigned char *);
+#endif
+
+unsigned short unpack_16_le(const unsigned char *);
+unsigned long  unpack_32_le(const unsigned char *);
+#if PACK_HAVE_64BIT
+unsigned long long unpack_64_le(const unsigned char *);
+#endif
+
+short unpack_s16_be(const unsigned char *);
+long  unpack_s32_be(const unsigned char *);
+#if PACK_HAVE_64BIT
+long long unpack_s64_be(const unsigned char *);
+#endif
+
+short unpack_s16_le(const unsigned char *);
+long  unpack_s32_le(const unsigned char *);
+#if PACK_HAVE_64BIT
+long long unpack_s64_le(const unsigned char *);
+#endif
+
+#endif