include/AD/persist/pconfig.h

   1 //////////////////////////////////////////////////////////////////////////////
   2 // NOTICE:
   3 //
   4 // ADLib, Prop and their related set of tools and documentation are in the
   5 // public domain.   The author(s) of this software reserve no copyrights on
   6 // the source code and any code generated using the tools.  You are encouraged
   7 // to use ADLib and Prop to develop software, in both academic and commercial
   8 // settings, and are welcomed to incorporate any part of ADLib and Prop into
   9 // your programs.
  10 //
  11 // Although you are under no obligation to do so, we strongly recommend that
  12 // you give away all software developed using our tools.
  13 //
  14 // We also ask that credit be given to us when ADLib and/or Prop are used in
  15 // your programs, and that this notice be preserved intact in all the source
  16 // code.
  17 //
  18 // This software is still under development and we welcome(read crave for)
  19 // any suggestions and help from the users.
  20 //
  21 // Allen Leung
  22 // 1994
  23 //////////////////////////////////////////////////////////////////////////////
  24
  25 #ifndef persistent_configuration_h
  26 #define persistent_configuration_h
  27
  28 //////////////////////////////////////////////////////////////////////////////
  29 //  Hardwired types with fixed sizes.
  30 //////////////////////////////////////////////////////////////////////////////
  31 typedef char            P_char;
  32 typedef unsigned char   P_uchar;
  33 typedef short           P_int16;
  34 typedef unsigned short  P_uint16;
  35 typedef long            P_int32;
  36 typedef unsigned long   P_uint32;
  37 typedef float           P_real32;
  38 typedef double          P_real64;
  39
  40 typedef P_int32 P_OBJECT_TYPEID;
  41 typedef P_int32 P_OBJECT_MARKER;
  42
  43 //////////////////////////////////////////////////////////////////////////////
  44 //  Special control tags
  45 //////////////////////////////////////////////////////////////////////////////
  46 #ifdef PSTREAM_IMPLEMENTATION
  47 typedef P_int32 P_STREAM_TAG;
  48 typedef P_uint32 P_ObjectAddr;
  49 //typedef void * P_ObjectAddr;
  50
  51 #define P_VERSION_STRING     "ADLIB persistent store format version 1.0"
  52 #define P_GROUP_START_TAG    P_STREAM_TAG(0xff00)
  53 #define P_GROUP_END_TAG      P_STREAM_TAG(0xff01)
  54 #define P_VERSION_TAG        P_STREAM_TAG(0xff02)
  55 #define P_DOCUMENTATION_TAG  P_STREAM_TAG(0xff03)
  56 #define P_DATA_TAG           P_STREAM_TAG(0xff04)
  57 #define P_NEW_OBJECT_TAG     P_STREAM_TAG(0xff05)
  58 #define P_OBJECT_NAME_TAG    P_STREAM_TAG(0xff11)
  59 #define P_OBJECT_ID_TAG      P_STREAM_TAG(0xff12)
  60 #define P_STRING_TAG         P_STREAM_TAG(0xff13)
  61 #define P_NULL_STRING_TAG    P_STREAM_TAG(0xff14)
  62
  63 #define P_FIRST_MARKER       P_OBJECT_MARKER(-4096)
  64
  65 #define P_IS_MARKER(m)     ((m) <= P_FIRST_MARKER)
  66 #define P_IS_UNBOXED(p)    (P_uint32(p) < -P_FIRST_MARKER)
  67 #define P_IS_TYPEID(id)    ((id) > 0)
  68 #define P_IS_NEW_OBJECT(m) ((m) == P_NEW_OBJECT_TAG)
  69
  70 #define P_ADDR_MASK        P_ObjectAddr(0xcdcdcdcd)
  71 #define P_WRAP_ADDR(addr)  (P_ObjectAddr(addr) ^ P_ADDR_MASK)
  72 //#define P_WRAP_ADDR(addr)  (P_ObjectAddr(addr))
  73 #endif
  74
  75 #endif