c-kzg-4844/bindings/c_kzg.swg

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%module ckzg
%{
#include "c_kzg.h"
#include "bls12_381.h"
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#include "test_util.h"
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%}
%include "stdint.i"
%include "carrays.i"
%include "cpointer.i"
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%rename(alloc_poly) new_poly;
%rename(alloc_poly_l) new_poly_l;
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%typemap(in, numinputs=0) OBJECT *OUTPUT($1_basetype tmp) { $1 = &tmp; }
%typemap(argout) OBJECT *OUTPUT {
PyObject *obj = SWIG_NewPointerObj(memcpy(malloc(sizeof($1_basetype)),$1,sizeof($1_basetype)),
$descriptor, SWIG_POINTER_NEW);
$result = ($result == NULL) ? obj : SWIG_Python_AppendOutput($result, obj);
}
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%apply OBJECT *OUTPUT {
fr_t *out, poly *out, poly_l *out,
g1_t *out, g2_t *out,
blst_scalar *out,
FFTSettings *out, KZGSettings *out
}
%typemap(in, numinputs=0) bool *OUTPUT(bool tmp) { $1 = &tmp; }
%typemap(argout) bool *OUTPUT {
PyObject *obj = *$1 ? Py_True : Py_False;
$result = ($result == NULL) ? obj : SWIG_Python_AppendOutput($result, obj);
}
%apply bool *OUTPUT { bool *out }
%typemap(in, numinputs=0) uint64_t out[4] (uint64_t tmp[4]) { $1 = tmp; }
%typemap(argout) uint64_t out[4] {
PyObject *obj = PyTuple_Pack(4,
PyLong_FromUnsignedLong($1[0]),
PyLong_FromUnsignedLong($1[1]),
PyLong_FromUnsignedLong($1[2]),
PyLong_FromUnsignedLong($1[3]));
$result = ($result == NULL) ? obj : SWIG_Python_AppendOutput($result, obj);
}
%typemap(in) const uint64_t[4] (uint64_t tmp[4]) {
if (PyTuple_Check($input)) {
if (!PyArg_ParseTuple($input, "kkkk", tmp, tmp+1, tmp+2, tmp+3)) {
PyErr_SetString(PyExc_TypeError, "tuple must have 4 elements");
SWIG_fail;
}
$1 = &tmp[0];
} else {
PyErr_SetString(PyExc_TypeError, "expected a tuple.");
SWIG_fail;
}
}
%array_class(fr_t, frArray)
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%array_class(byte, byteArray)
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%array_class(g1_t, g1Array)
%array_class(g2_t, g2Array)
%pointer_class(poly, polyp)
%pointer_class(poly_l, poly_lp)
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%include "../src/c_kzg.h"
%include "../src/bls12_381.h"
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%include "../inc/blst.h"
%include "../src/test_util.h"