swig/Lib/cdata.i
Dave Beazley 12a43edc2d The great merge
git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@4141 626c5289-ae23-0410-ae9c-e8d60b6d4f22
2002-11-30 22:01:28 +00:00

92 lines
2.3 KiB
OpenEdge ABL

/* -----------------------------------------------------------------------------
* cdata.i
*
* Author(s): David Beazley (beazley@cs.uchicago.edu)
*
* This library file contains macros for manipulating raw C data as strings.
*
* $Header$
* ----------------------------------------------------------------------------- */
%{
typedef struct SWIGCDATA {
char *data;
int len;
} SWIGCDATA;
%}
/* -----------------------------------------------------------------------------
* Typemaps for returning binary data
* ----------------------------------------------------------------------------- */
#if SWIGPYTHON
%typemap(out) SWIGCDATA {
$result = PyString_FromStringAndSize($1.data,$1.len);
}
%typemap(in) (const void *indata, int inlen) = (char *STRING, int LENGTH);
#elif SWIGPERL
%typemap(out) SWIGCDATA {
ST(argvi) = sv_newmortal();
sv_setpvn((SV*)ST(argvi++),$1.data,$1.len);
}
%typemap(in) (const void *indata, int inlen) = (char *STRING, int LENGTH);
#elif SWIGTCL
%typemap(out) SWIGCDATA {
Tcl_SetObjResult(interp,Tcl_NewStringObj($1.data,$1.len));
}
%typemap(in) (const void *indata, int inlen) = (char *STRING, int LENGTH);
#elif SWIGRUBY
%typemap(out) SWIGCDATA {
$result = rb_str_new($1.data,$1.len);
}
%typemap(in) (const void *indata, int inlen) = (char *STRING, int LENGTH);
#elif SWIGGUILE
%typemap(out) SWIGCDATA {
$result = gh_str2scm($1.data,$1.len);
}
%typemap(in) (const void *indata, int inlen) = (char *STRING, int LENGTH);
#else
%echo "cdata.i module not supported."
#endif
/* -----------------------------------------------------------------------------
* %cdata(TYPE [, NAME])
*
* Convert raw C data to a binary string.
* ----------------------------------------------------------------------------- */
%define %cdata(TYPE,...)
%insert("header") {
#if #__VA_ARGS__ == ""
static SWIGCDATA cdata_##TYPE(TYPE *ptr, int nelements) {
#else
static SWIGCDATA cdata_##__VA_ARGS__(TYPE *ptr, int nelements) {
#endif
SWIGCDATA d;
d.data = (char *) ptr;
#if #TYPE != "void"
d.len = nelements*sizeof(TYPE);
#else
d.len = nelements;
#endif
return d;
}
}
#if #__VA_ARGS__ == ""
SWIGCDATA cdata_##TYPE(TYPE *ptr, int nelements = 1);
#else
SWIGCDATA cdata_##__VA_ARGS__(TYPE *ptr, int nelements = 1);
#endif
%enddef
%name(cdata)
%cdata(void);
/* Memory move function */
void memmove(void *data, const void *indata, int inlen);