Example #1
0
SWIGINTERN int
SWIG_Guile_ConvertPtr(SCM s, void **result, swig_type_info *type, int flags)
{
  swig_cast_info *cast;
  swig_type_info *from;
  SCM smob = SWIG_Guile_GetSmob(s);

  if (SCM_NULLP(smob)) {
    *result = NULL;
    return SWIG_OK;
  } else if (SCM_SMOB_PREDICATE(swig_tag, smob) || SCM_SMOB_PREDICATE(swig_collectable_tag, smob)) {
    /* we do not accept smobs representing destroyed pointers */
    from = (swig_type_info *) SCM_CELL_WORD_2(smob);
    if (!from) return SWIG_ERROR;
    if (type) {
      cast = SWIG_TypeCheckStruct(from, type);
      if (cast) {
        int newmemory = 0;
        *result = SWIG_TypeCast(cast, (void *) SCM_CELL_WORD_1(smob), &newmemory);
        assert(!newmemory); /* newmemory handling not yet implemented */
        return SWIG_OK;
      } else {
        return SWIG_ERROR;
      }
    } else {
      *result = (void *) SCM_CELL_WORD_1(smob);
      return SWIG_OK;
    }
  }
  return SWIG_ERROR;
}
SWIG_Ruby_ConvertPtr(VALUE obj, void **ptr, swig_type_info *ty, int flags)
{
  char *c;
  swig_type_info *tc;

  /* Grab the pointer */
  if (NIL_P(obj)) {
    *ptr = 0;
    return 0;
  } else {
    Data_Get_Struct(obj, void, *ptr);
  }
  
  /* Do type-checking if type info was provided */
  if (ty) {
    if (ty->clientdata) {
        if (rb_obj_is_kind_of(obj, ((swig_class *) (ty->clientdata))->klass)) {
          if (*ptr == 0)
            rb_raise(rb_eRuntimeError, "This %s already released", ty->str);
          return 0;
        }
    }
    if ((c = SWIG_MangleStr(obj)) == NULL) {
      if (flags & SWIG_POINTER_EXCEPTION)
        rb_raise(rb_eTypeError, "Expected %s", ty->str);
      else
        return -1;
    }
    tc = SWIG_TypeCheck(c, ty);
    if (!tc) {
      if (flags & SWIG_POINTER_EXCEPTION)
        rb_raise(rb_eTypeError, "Expected %s", ty->str);
      else
        return -1;
    }
    *ptr = SWIG_TypeCast(tc, *ptr);
  }
  return 0;
}
Example #3
0
SWIG_Tcl_ConvertPtrFromString(Tcl_Interp *interp, char *c, void **ptr, swig_type_info *ty, int flags) {
  swig_type_info *tc;
  /* Pointer values must start with leading underscore */
  while (*c != '_') {
    *ptr = (void *) 0;
    if (strcmp(c,"NULL") == 0) return TCL_OK;
    /* Hmmm. It could be an object name. */
    if (Tcl_VarEval(interp,c," cget -this", (char *) NULL) == TCL_OK) {
      Tcl_Obj *result = Tcl_GetObjResult(interp);
      c = Tcl_GetStringFromObj(result, NULL);
      continue;
    }
    Tcl_ResetResult(interp);
    if (flags & SWIG_POINTER_EXCEPTION) 
      Tcl_SetResult(interp, (char *) "Type error. Expected a pointer", TCL_STATIC);
    return TCL_ERROR;
  }
  c++;
  c = SWIG_UnpackData(c,ptr,sizeof(void *));
  if (ty) {
    tc = SWIG_TypeCheck(c,ty);
    if ((!tc) && (flags & SWIG_POINTER_EXCEPTION)) {
      Tcl_SetResult(interp, (char *) "Type error. Expected ", TCL_STATIC);
      Tcl_AppendElement(interp, (char *) ty->name);
      return TCL_ERROR;
    } else if (!tc) {
      Tcl_ResetResult(interp);
      return TCL_ERROR;
    }
    if (flags & SWIG_POINTER_DISOWN) {
      SWIG_Disown((void *) *ptr);
    }
    *ptr = SWIG_TypeCast(tc,(void *) *ptr);
  }
  return TCL_OK;
}
SWIG_ConvertPtr(PyObject *obj, void **ptr, swig_type_info *ty, int flags) {
  unsigned long p;
  register int d;
  swig_type_info *tc;
  char  *c;
  static PyObject *SWIG_this = 0;
  int    newref = 0;

  if (!obj || (obj == Py_None)) {
    *ptr = 0;
    return 0;
  }
#ifdef SWIG_COBJECT_TYPES
  if (!(PyCObject_Check(obj))) {
    if (!SWIG_this)
      SWIG_this = PyString_InternFromString("this");
    obj = PyObject_GetAttr(obj,SWIG_this);
    newref = 1;
    if (!obj) goto type_error;
    if (!PyCObject_Check(obj)) {
      Py_DECREF(obj);
      goto type_error;
    }
  } 
  *ptr = PyCObject_AsVoidPtr(obj);
  c = (char *) PyCObject_GetDesc(obj);
  if (newref) Py_DECREF(obj);
  goto cobject;
#else
  if (!(PyString_Check(obj))) {
    if (!SWIG_this)
      SWIG_this = PyString_InternFromString("this");
    obj = PyObject_GetAttr(obj,SWIG_this);
    newref = 1;
    if (!obj) goto type_error;
    if (!PyString_Check(obj)) {
      Py_DECREF(obj);
      goto type_error;
    }
  } 
  c = PyString_AsString(obj);
  p = 0;
  /* Pointer values must start with leading underscore */
  if (*c != '_') {
    *ptr = (void *) 0;
    if (strcmp(c,"NULL") == 0) {
      if (newref) Py_DECREF(obj);
      return 0;
    } else {
      if (newref) Py_DECREF(obj);
      goto type_error;
    }
  }
  c++;
  /* Extract hex value from pointer */
  while ((d = *c)) {
    if ((d >= '0') && (d <= '9'))
      p = (p << 4) + (d - '0');
    else if ((d >= 'a') && (d <= 'f'))
      p = (p << 4) + (d - ('a'-10));
    else
      break; 
    c++;
  }
  *ptr = (void *) p;
  if (newref) Py_DECREF(obj);
#endif

#ifdef SWIG_COBJECT_TYPES
cobject:
#endif

  if (ty) {
    tc = SWIG_TypeCheck(c,ty);
    if (!tc) goto type_error;
    *ptr = SWIG_TypeCast(tc,(void*)p);
  }
  return 0;

type_error:

  if (flags) {
    if (ty) {
      char *temp = (char *) malloc(64+strlen(ty->name));
      sprintf(temp,"Type error. Expected %s", ty->name);
      PyErr_SetString(PyExc_TypeError, temp);
      free((char *) temp);
    } else {
      PyErr_SetString(PyExc_TypeError,"Expected a pointer");
    }
  }
  return -1;
}
SWIG_Python_ConvertPtr(PyObject *obj, void **ptr, swig_type_info *ty, int flags) {
  swig_type_info *tc;
  char  *c = 0;
  static PyObject *SWIG_this = 0;
  int    newref = 0;
  PyObject  *pyobj = 0;

  if (!obj) return 0;
  if (obj == Py_None) {
    *ptr = 0;
    return 0;
  }
#ifdef SWIG_COBJECT_TYPES
  if (!(PyCObject_Check(obj))) {
    if (!SWIG_this)
      SWIG_this = PyString_FromString("this");
    pyobj = obj;
    obj = PyObject_GetAttr(obj,SWIG_this);
    newref = 1;
    if (!obj) goto type_error;
    if (!PyCObject_Check(obj)) {
      Py_DECREF(obj);
      goto type_error;
    }
  }  
  *ptr = PyCObject_AsVoidPtr(obj);
  c = (char *) PyCObject_GetDesc(obj);
  if (newref) Py_DECREF(obj);
  goto cobject;
#else
  if (!(PyString_Check(obj))) {
    if (!SWIG_this)
      SWIG_this = PyString_FromString("this");
    pyobj = obj;
    obj = PyObject_GetAttr(obj,SWIG_this);
    newref = 1;
    if (!obj) goto type_error;
    if (!PyString_Check(obj)) {
      Py_DECREF(obj);
      goto type_error;
    }
  } 
  c = PyString_AsString(obj);
  /* Pointer values must start with leading underscore */
  if (*c != '_') {
    *ptr = (void *) 0;
    if (strcmp(c,"NULL") == 0) {
      if (newref) { Py_DECREF(obj); }
      return 0;
    } else {
      if (newref) { Py_DECREF(obj); }
      goto type_error;
    }
  }
  c++;
  c = SWIG_UnpackData(c,ptr,sizeof(void *));
  if (newref) { Py_DECREF(obj); }
#endif

#ifdef SWIG_COBJECT_TYPES
cobject:
#endif

  if (ty) {
    tc = SWIG_TypeCheck(c,ty);
    if (!tc) goto type_error;
    *ptr = SWIG_TypeCast(tc,(void*) *ptr);
  }

  if ((pyobj) && (flags & SWIG_POINTER_DISOWN)) {
    PyObject *zero = PyInt_FromLong(0);
    PyObject_SetAttrString(pyobj,(char*)"thisown",zero);
    Py_DECREF(zero);
  }
  return 0;

type_error:
  if (flags & SWIG_POINTER_EXCEPTION) {
    if (ty && c) {
      char *temp = (char *) malloc(64+strlen(ty->name)+strlen(c));
      sprintf(temp,"Type error. Got %s, expected %s", c, ty->name);
      PyErr_SetString(PyExc_TypeError, temp);
      free((char *) temp);
    } else {
      PyErr_SetString(PyExc_TypeError,"Expected a pointer");
    }
  }
  return -1;
}
/* Convert a pointer value */
static int
SWIG_Python_ConvertPtr(PyObject *obj, void **ptr, swig_type_info *ty, int flags) {
  swig_type_info *tc;
  char  *c = 0;
  static PyObject *SWIG_this = 0;
  int    newref = 0;
  PyObject  *pyobj = 0;
  void *vptr;
  
  if (!obj) return 0;
  if (obj == Py_None) {
    *ptr = 0;
    return 0;
  }

#ifdef SWIG_COBJECT_TYPES
  if (!(PyCObject_Check(obj))) {
    if (!SWIG_this)
      SWIG_this = PyString_FromString("this");
    pyobj = obj;
    obj = PyObject_GetAttr(obj,SWIG_this);
    newref = 1;
    if (!obj) goto type_error;
    if (!PyCObject_Check(obj)) {
      Py_DECREF(obj);
      goto type_error;
    }
  }  
  vptr = PyCObject_AsVoidPtr(obj);
  c = (char *) PyCObject_GetDesc(obj);
  if (newref) Py_DECREF(obj);
  goto type_check;
#else
  if (!(PyString_Check(obj))) {
    if (!SWIG_this)
      SWIG_this = PyString_FromString("this");
    pyobj = obj;
    obj = PyObject_GetAttr(obj,SWIG_this);
    newref = 1;
    if (!obj) goto type_error;
    if (!PyString_Check(obj)) {
      Py_DECREF(obj);
      goto type_error;
    }
  } 
  c = PyString_AS_STRING(obj);
  /* Pointer values must start with leading underscore */
  if (*c != '_') {
    if (strcmp(c,"NULL") == 0) {
      if (newref) { Py_DECREF(obj); }
      *ptr = (void *) 0;
      return 0;
    } else {
      if (newref) { Py_DECREF(obj); }
      goto type_error;
    }
  }
  c++;
  c = SWIG_UnpackData(c,&vptr,sizeof(void *));
  if (newref) { Py_DECREF(obj); }
#endif

type_check:

  if (ty) {
    tc = SWIG_TypeCheck(c,ty);
    if (!tc) goto type_error;
    *ptr = SWIG_TypeCast(tc,vptr);
  }

  if ((pyobj) && (flags & SWIG_POINTER_DISOWN)) {
    PyObject_SetAttrString(pyobj,(char*)"thisown",Py_False);
  }
  return 0;

type_error:
  PyErr_Clear();
  if (pyobj && !obj) {    
    obj = pyobj;
    if (PyCFunction_Check(obj)) {
      /* here we get the method pointer for callbacks */
      char *doc = (((PyCFunctionObject *)obj) -> m_ml -> ml_doc);
      c = doc ? strstr(doc, "swig_ptr: ") : 0;
      if (c) {
	c += 10;
	if (*c == '_') {
	  c++;
	  c = SWIG_UnpackData(c,&vptr,sizeof(void *));
	  goto type_check;
	}
      }
    }
  }
  if (flags & SWIG_POINTER_EXCEPTION) {
    if (ty) {
      SWIG_Python_TypeError(SWIG_TypePrettyName(ty), obj);
    } else {
      SWIG_Python_TypeError("C/C++ pointer", obj);
    }
  }
  return -1;
}