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83 lines
2.1 KiB
83 lines
2.1 KiB
5 years ago
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/* -----------------------------------------------------------------------------
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* See the LICENSE file for information on copyright, usage and redistribution
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* of SWIG, and the README file for authors - http://www.swig.org/release.html.
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*
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* cdata.i
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*
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* SWIG library file containing macros for manipulating raw C data as strings.
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* ----------------------------------------------------------------------------- */
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%{
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typedef struct SWIGCDATA {
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char *data;
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int len;
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} SWIGCDATA;
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%}
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/* -----------------------------------------------------------------------------
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* Typemaps for returning binary data
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* ----------------------------------------------------------------------------- */
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#if SWIGGUILE
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%typemap(out) SWIGCDATA {
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$result = gh_str2scm($1.data,$1.len);
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}
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%typemap(in) (const void *indata, int inlen) = (char *STRING, int LENGTH);
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#elif SWIGCHICKEN
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%typemap(out) SWIGCDATA {
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C_word *string_space = C_alloc(C_SIZEOF_STRING($1.len));
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$result = C_string(&string_space, $1.len, $1.data);
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}
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%typemap(in) (const void *indata, int inlen) = (char *STRING, int LENGTH);
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#else
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%echo "cdata.i module not supported."
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#endif
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/* -----------------------------------------------------------------------------
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* %cdata(TYPE [, NAME])
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*
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* Convert raw C data to a binary string.
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* ----------------------------------------------------------------------------- */
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%define %cdata(TYPE,NAME...)
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%insert("header") {
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#if #NAME == ""
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static SWIGCDATA cdata_##TYPE(TYPE *ptr, int nelements) {
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#else
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static SWIGCDATA cdata_##NAME(TYPE *ptr, int nelements) {
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#endif
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SWIGCDATA d;
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d.data = (char *) ptr;
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#if #TYPE != "void"
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d.len = nelements*sizeof(TYPE);
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#else
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d.len = nelements;
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#endif
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return d;
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}
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}
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%typemap(default) int nelements "$1 = 1;"
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#if #NAME == ""
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SWIGCDATA cdata_##TYPE(TYPE *ptr, int nelements);
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#else
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SWIGCDATA cdata_##NAME(TYPE *ptr, int nelements);
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#endif
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%enddef
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%typemap(default) int nelements;
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%rename(cdata) ::cdata_void(void *ptr, int nelements);
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%cdata(void);
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/* Memory move function */
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void memmove(void *data, const void *indata, int inlen);
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