diff --git a/Lib/common.swg b/Lib/common.swg
index ccafa0079..bb02516cc 100644
--- a/Lib/common.swg
+++ b/Lib/common.swg
@@ -70,6 +70,8 @@ SWIGIMPORT(swig_type_info *) SWIG_TypeDynamicCast(swig_type_info *, void **);
 SWIGIMPORT(const char *)     SWIG_TypeName(const swig_type_info *);
 SWIGIMPORT(swig_type_info *) SWIG_TypeQuery(const char *);
 SWIGIMPORT(void)             SWIG_TypeClientData(swig_type_info *, void *);
+SWIGIMPORT(char *)           SWIG_PackData(char *, void *, int);
+SWIGIMPORT(char *)           SWIG_UnpackData(char *, void *, int);
 
 #else
 
@@ -196,6 +198,45 @@ SWIG_TypeClientData(swig_type_info *ti, void *clientdata) {
     equiv = equiv->next;
   }
 }
+
+/* Pack binary data into a string */
+SWIGRUNTIME(char *)
+SWIG_PackData(char *c, void *ptr, int sz) {
+  static char hex[17] = "0123456789abcdef";
+  int i;
+  unsigned char *u = (unsigned char *) ptr;
+  register unsigned char uu;
+  for (i = 0; i < sz; i++,u++) {
+    uu = *u;
+    *(c++) = hex[(uu & 0xf0) >> 4];
+    *(c++) = hex[uu & 0xf];
+  }
+  return c;
+}
+
+/* Unpack binary data from a string */
+SWIGRUNTIME(char *)
+SWIG_UnpackData(char *c, void *ptr, int sz) {
+  register unsigned char uu = 0;
+  register int d;
+  unsigned char *u = (unsigned char *) ptr;
+  int i;
+  for (i = 0; i < sz; i++, u++) {
+    d = *(c++);
+    if ((d >= '0') && (d <= '9'))
+      uu = ((d - '0') << 4);
+    else if ((d >= 'a') && (d <= 'f'))
+      uu = ((d - ('a'-10)) << 4);
+    d = *(c++);
+    if ((d >= '0') && (d <= '9'))
+      uu |= (d - '0');
+    else if ((d >= 'a') && (d <= 'f'))
+      uu |= (d - ('a'-10));
+    *u = uu;
+  }
+  return c;
+}
+
 #endif
 
 #ifdef __cplusplus
diff --git a/Lib/perl5/perl5.swg b/Lib/perl5/perl5.swg
index 248afa01c..fcb1d3d7e 100644
--- a/Lib/perl5/perl5.swg
+++ b/Lib/perl5/perl5.swg
@@ -54,6 +54,12 @@
     $1 = *argp;
 }
 
+/* Pointer to a class member */
+%typemap(in) SWIGTYPE (CLASS::*) {
+     if ((SWIG_ConvertPacked($input, (void *) &$1, sizeof($1_type), $1_descriptor,0)) < 0) {
+            SWIG_croak("Type error in argument $argnum of $symname. Expected $&1_mangle");
+     }          
+}
 
 /* Const primitive references.  Passed by value */
 
@@ -160,6 +166,13 @@
   SWIG_MakePtr(ST(argvi++), (void *) $1, ty, $shadow|$owner);
 }
 
+/* Member pointer */
+%typemap(out) SWIGTYPE (CLASS::*) {
+  ST(argvi) = sv_newmortal();
+  SWIG_MakePackedObj(ST(argvi), (void *) &$1, sizeof($1_type), $1_descriptor);
+  argvi++;
+}
+
 %typemap(out) void "";
 
 /* Typemap for character array returns */
@@ -266,6 +279,15 @@
     $1 = *argp;
 }
 
+/* Member pointer */
+%typemap(varin) SWIGTYPE (CLASS::*) {
+  char temp[sizeof($1_type)];
+  if (SWIG_ConvertPacked($input, (void *) temp, sizeof($1_type), $1_descriptor, 0) < 0) {
+            croak("Type error in argument $argnum of $symname. Expected $&1_mangle");
+  }
+  memmove((void *) &$1, temp, sizeof($1_type));
+}
+
 /* Const primitive references.  Passed by value */
 
 %typemap(varin) const int & (int temp),
@@ -390,6 +412,10 @@
 %typemap(varout,type="$&1_descriptor") SWIGTYPE
     "sv_setiv(SvRV($result), (IV) &$1);";
 
+%typemap(varout,type="$1_descriptor") SWIGTYPE (CLASS::*) {
+  SWIG_MakePackedObj($result, (void *) &$1, sizeof($1_type), $1_descriptor);
+}
+
 /* --- Typemaps for constants --- *
 
 /* --- Constants --- */
@@ -585,7 +611,7 @@ XS(SWIG_init) {
 	SWIG_MakePtr(sv, swig_constants[i].pvalue, *(swig_constants[i].ptype),0);
 	break;
       case SWIG_BINARY:
-	/*      obj = SWIG_NewPackedObj(swig_constants[i].pvalue, swig_constants[i].lvalue, *(swig_constants[i].ptype)); */
+	SWIG_MakePackedObj(sv, swig_constants[i].pvalue, swig_constants[i].lvalue, *(swig_constants[i].ptype));
 	break;
       default:
 	break;
diff --git a/Lib/perl5/perlrun.swg b/Lib/perl5/perlrun.swg
index 8d6e09981..9275d1feb 100644
--- a/Lib/perl5/perlrun.swg
+++ b/Lib/perl5/perlrun.swg
@@ -126,11 +126,20 @@ extern "C" {
      SWIG_Perl_ConvertPtr(pPerl, obj, pp, type, flags)
 #  define SWIG_NewPointerObj(p, type, flags) \
      SWIG_Perl_NewPointerObj(pPerl, p, type, flags)
+#  define SWIG_MakePackedObj(sv, p, s, type)	\
+     SWIG_Perl_MakePackedObj(pPerl, sv, p, s, type)
+#  define SWIG_ConvertPacked(obj, p, s, type, flags) \
+     SWIG_Perl_ConvertPacked(pPerl, obj, p, s, type, flags)
+
 #else
 #  define SWIG_ConvertPtr(obj, pp, type, flags) \
      SWIG_Perl_ConvertPtr(obj, pp, type, flags)
 #  define SWIG_NewPointerObj(p, type, flags) \
      SWIG_Perl_NewPointerObj(p, type, flags)
+#  define SWIG_MakePackedObj(sv, p, s, type)	\
+     SWIG_Perl_MakePackedObj(sv, p, s, type )
+#  define SWIG_ConvertPacked(obj, p, s, type, flags) \
+     SWIG_Perl_ConvertPacked(obj, p, s, type, flags)
 #endif
 
 /* Perl-specific API */
@@ -166,6 +175,8 @@ extern "C" {
 SWIGIMPORT(int)               SWIG_Perl_ConvertPtr(SWIG_MAYBE_PERL_OBJECT SV *, void **, swig_type_info *, int flags);
 SWIGIMPORT(void)              SWIG_Perl_MakePtr(SWIG_MAYBE_PERL_OBJECT SV *, void *, swig_type_info *, int flags);
 SWIGIMPORT(SV *)              SWIG_Perl_NewPointerObj(SWIG_MAYBE_PERL_OBJECT void *, swig_type_info *, int flags);
+SWIGIMPORT(void)              SWIG_Perl_MakePackedObj(SWIG_MAYBE_PERL_OBJECT SV *, void *, int, swig_type_info *);
+SWIGIMPORT(int)               SWIG_Perl_ConvertPacked(SWIG_MAYBE_PERL_OBJECT SV *, void *, int, swig_type_info *, int flags);
 SWIGIMPORT(swig_type_info *)  SWIG_Perl_TypeCheckRV(SWIG_MAYBE_PERL_OBJECT SV *rv, swig_type_info *ty);
 SWIGIMPORT(SV *)              SWIG_Perl_SetError(SWIG_MAYBE_PERL_OBJECT char *);
 
@@ -295,6 +306,36 @@ SWIG_Perl_NewPointerObj(SWIG_MAYBE_PERL_OBJECT void *ptr, swig_type_info *t, int
   return result;
 }
 
+SWIGRUNTIME(void)
+  SWIG_Perl_MakePackedObj(SWIG_MAYBE_PERL_OBJECT SV *sv, void *ptr, int sz, swig_type_info *type) {
+  char result[1024];
+  char *r = result;
+  if ((2*sz + 1 + strlen(type->name)) > 1000) return;
+  *(r++) = '_';
+  r = SWIG_PackData(r,ptr,sz);
+  strcpy(r,type->name);
+  sv_setpv(sv, result);
+}
+
+/* Convert a packed value value */
+SWIGRUNTIME(int)
+SWIG_Perl_ConvertPacked(SWIG_MAYBE_PERL_OBJECT SV *obj, void *ptr, int sz, swig_type_info *ty, int flags) {
+  swig_type_info *tc;
+  char  *c = 0;
+
+  if ((!obj) || (!SvOK(obj))) return -1;
+  c = SvPV(obj, PL_na);
+  /* Pointer values must start with leading underscore */
+  if (*c != '_') return -1;
+  c++;
+  c = SWIG_UnpackData(c,ptr,sz);
+  if (ty) {
+    tc = SWIG_TypeCheck(c,ty);
+    if (!tc) return -1;
+  }
+  return 0;
+}
+
 SWIGRUNTIME(void)
 SWIG_Perl_SetError(SWIG_MAYBE_PERL_OBJECT const char *error) {
   if (error) sv_setpv(get_sv("@", TRUE), error);
diff --git a/Lib/python/pyrun.swg b/Lib/python/pyrun.swg
index c75a2e2bf..c9548ed45 100644
--- a/Lib/python/pyrun.swg
+++ b/Lib/python/pyrun.swg
@@ -53,10 +53,6 @@ typedef struct swig_const_info {
   SWIG_Python_addvarlink(p, name, get_attr, set_attr)
 #define SWIG_ConvertPacked(obj, ptr, sz, ty, flags) \
   SWIG_Python_ConvertPacked(obj, ptr, sz, ty, flags)
-#define SWIG_PackData(c, ptr, sz) \
-  SWIG_Python_PackData(c, ptr, sz)
-#define SWIG_UnpackData(c, ptr, sz) \
-  SWIG_Python_UnpackData(c, ptr, sz)
 #define SWIG_NewPackedObj(ptr, sz, type) \
   SWIG_Python_NewPackedObj(ptr, sz, type)
 #define SWIG_InstallConstants(d, constants) \
@@ -70,8 +66,6 @@ SWIGIMPORT(void *)            SWIG_Python_MustGetPtr(PyObject *, swig_type_info
 SWIGIMPORT(PyObject *)        SWIG_Python_newvarlink(void);
 SWIGIMPORT(void)              SWIG_Python_addvarlink(PyObject *, char *, PyObject *(*)(void), int (*)(PyObject *));
 SWIGIMPORT(int)               SWIG_Python_ConvertPacked(PyObject *, void *, int sz, swig_type_info *, int);
-SWIGIMPORT(char *)            SWIG_Python_PackData(char *c, void *, int);
-SWIGIMPORT(char *)            SWIG_Python_UnpackData(char *c, void *, int);
 SWIGIMPORT(PyObject *)        SWIG_Python_NewPackedObj(void *, int sz, swig_type_info *);
 SWIGIMPORT(void)              SWIG_Python_InstallConstants(PyObject *d, swig_const_info constants[]);
 
@@ -182,44 +176,6 @@ SWIG_Python_addvarlink(PyObject *p, char *name, PyObject *(*get_attr)(void), int
   v->vars = gv;
 }
 
-/* Pack binary data into a string */
-SWIGRUNTIME(char *)
-SWIG_Python_PackData(char *c, void *ptr, int sz) {
-  static char hex[17] = "0123456789abcdef";
-  int i;
-  unsigned char *u = (unsigned char *) ptr;
-  register unsigned char uu;
-  for (i = 0; i < sz; i++,u++) {
-    uu = *u;
-    *(c++) = hex[(uu & 0xf0) >> 4];
-    *(c++) = hex[uu & 0xf];
-  }
-  return c;
-}
-
-/* Unpack binary data from a string */
-SWIGRUNTIME(char *)
-SWIG_Python_UnpackData(char *c, void *ptr, int sz) {
-  register unsigned char uu = 0;
-  register int d;
-  unsigned char *u = (unsigned char *) ptr;
-  int i;
-  for (i = 0; i < sz; i++, u++) {
-    d = *(c++);
-    if ((d >= '0') && (d <= '9'))
-      uu = ((d - '0') << 4);
-    else if ((d >= 'a') && (d <= 'f'))
-      uu = ((d - ('a'-10)) << 4);
-    d = *(c++);
-    if ((d >= '0') && (d <= '9'))
-      uu |= (d - '0');
-    else if ((d >= 'a') && (d <= 'f'))
-      uu |= (d - ('a'-10));
-    *u = uu;
-  }
-  return c;
-}
-
 /* Convert a pointer value */
 SWIGRUNTIME(int)
 SWIG_Python_ConvertPtr(PyObject *obj, void **ptr, swig_type_info *ty, int flags) {
diff --git a/Lib/python/python.swg b/Lib/python/python.swg
index b49a74433..e993e6ddb 100644
--- a/Lib/python/python.swg
+++ b/Lib/python/python.swg
@@ -10,6 +10,8 @@
 #include "Python.h"
 %}
 
+
+
 %insert(runtime) "precommon.swg";
 %insert(runtime) "common.swg";          // Common type-checking code
 %insert(runtime) "pyrun.swg";           // Python run-time code
diff --git a/Lib/ruby/rubydec.swg b/Lib/ruby/rubydec.swg
index d51edfb69..5789b9621 100644
--- a/Lib/ruby/rubydec.swg
+++ b/Lib/ruby/rubydec.swg
@@ -11,8 +11,6 @@ SWIGIMPORT(char *) SWIG_Ruby_MangleStr(VALUE);
 SWIGIMPORT(int)    SWIG_Ruby_ConvertPtr(VALUE, void**, swig_type_info *, int);
 SWIGIMPORT(void *) SWIG_Ruby_MustGetPtr(VALUE, swig_type_info *, int, int);
 SWIGIMPORT(int)    SWIG_Ruby_CheckConvert(VALUE, swig_type_info *);
-SWIGIMPORT(char *) SWIG_Ruby_PackData(char *c, void *ptr, int sz);
-SWIGIMPORT(char *) SWIG_Ruby_UnpackData(char *c, void *ptr, int sz);
 SWIGIMPORT(VALUE)  SWIG_Ruby_NewPackedObj(void *ptr, int sz, swig_type_info *type);
 SWIGIMPORT(void)   SWIG_Ruby_ConvertPacked(VALUE obj, void *ptr, int sz, swig_type_info *ty, int flags);
 
diff --git a/Lib/ruby/rubydef.swg b/Lib/ruby/rubydef.swg
index a0ffa8368..068efc7f9 100644
--- a/Lib/ruby/rubydef.swg
+++ b/Lib/ruby/rubydef.swg
@@ -136,44 +136,6 @@ SWIG_Ruby_CheckConvert(VALUE obj, swig_type_info *ty)
   return SWIG_TypeCheck(c,ty) != 0;
 }
 
-/* Pack binary data into a string */
-SWIGRUNTIME(char *)
-SWIG_Ruby_PackData(char *c, void *ptr, int sz) {
-  static char hex[17] = "0123456789abcdef";
-  int i;
-  unsigned char *u = (unsigned char *) ptr;
-  register unsigned char uu;
-  for (i = 0; i < sz; i++,u++) {
-    uu = *u;
-    *(c++) = hex[(uu & 0xf0) >> 4];
-    *(c++) = hex[uu & 0xf];
-  }
-  return c;
-}
-
-/* Unpack binary data from a string */
-SWIGRUNTIME(char *)
-SWIG_Ruby_UnpackData(char *c, void *ptr, int sz) {
-  register unsigned char uu = 0;
-  register int d;
-  unsigned char *u = (unsigned char *) ptr;
-  int i;
-  for (i = 0; i < sz; i++, u++) {
-    d = *(c++);
-    if ((d >= '0') && (d <= '9'))
-      uu = ((d - '0') << 4);
-    else if ((d >= 'a') && (d <= 'f'))
-      uu = ((d - ('a'-10)) << 4);
-    d = *(c++);
-    if ((d >= '0') && (d <= '9'))
-      uu |= (d - '0');
-    else if ((d >= 'a') && (d <= 'f'))
-      uu |= (d - ('a'-10));
-    *u = uu;
-  }
-  return c;
-}
-
 SWIGRUNTIME(VALUE)
 SWIG_Ruby_NewPackedObj(void *ptr, int sz, swig_type_info *type) {
   char result[1024];