addons/CFFI/source/IoCFFIDataType.h

   1 /* CFFI - An Io interface to C
   2    Copyright (c) 2006 Trevor Fancher. All rights reserved.
   3    All code licensed under the New BSD license.
   4  */
   5
   6 #ifndef IoCFFIDataType_DEFINED
   7 #define IoCFFIDataType_DEFINED 1
   8
   9 #include "IoObject.h"
  10 #include <ffi.h>
  11
  12 #define ISCFFIDataType(self) IoObject_hasCloneFunc_(self, (IoTagCloneFunc *)IoCFFIDataType_rawClone)
  13
  14 typedef IoObject IoCFFIDataType;
  15
  16 typedef struct IoCFFIDataType
  17 {
  18         union
  19         {
  20                   char c;
  21          unsigned char C;
  22                  short s;
  23         unsigned short S;
  24                    int i;
  25           unsigned int I;
  26                   long l;
  27          unsigned long L;
  28                  float f;
  29                 double d;
  30                char *str;
  31         } type;
  32         int needToFreeStr;
  33 } IoCFFIDataTypeData;
  34
  35 IoTag *IoCFFIDataType_newTag(void *state);
  36 IoCFFIDataType *IoCFFIDataType_proto(void *state);
  37 IoCFFIDataType *IoCFFIDataType_rawClone(IoCFFIDataType *self);
  38 IoCFFIDataType *IoCFFIDataType_new(void *state);
  39 void IoCFFIDataType_free(IoCFFIDataType *self);
  40
  41 void *IoCFFIDataType_ValuePointerFromObject_(IoObject *o);
  42
  43 IoCFFIDataType *IoCFFIDataType_ptr(IoCFFIDataType *self, IoObject *locals, IoMessage *m);
  44 IoCFFIDataType *IoCFFIDataType_value(IoCFFIDataType *self, IoObject *locals, IoMessage *m);
  45 IoCFFIDataType *IoCFFIDataType_setValue(IoCFFIDataType *self, IoObject *locals, IoMessage *m);
  46
  47 ffi_type *IoCFFIDataType_ffiType(IoCFFIDataType *self);
  48 IoObject *IoCFFIDataType_objectFromData_(IoCFFIDataType *self, void *data);
  49 void *IoCFFIDataType_valuePointer(IoCFFIDataType *self);
  50
  51 #endif