QPID-2064 - add python bindings for qmf (c++)

Applied patch from Ken Giusti


git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@810523 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 114 insertions, 6 deletions

diff --git a/cpp/bindings/qmf/python/python.i b/cpp/bindings/qmf/python/python.i
index ea14efd4dd..5e25d155f9 100644
--- a/cpp/bindings/qmf/python/python.i
+++ b/cpp/bindings/qmf/python/python.i
@@ -19,17 +19,125 @@
 
 %module qmfengine
 
-// These are probably wrong.. just to get it to compile for now.
-%typemap (in) void *
-{
-    $1 = (void *) $input;
+
+/* unsigned32 Convert from Python --> C */
+%typemap(in) uint32_t {
+    if (PyInt_Check($input)) {
+        $1 = (uint32_t) PyInt_AsUnsignedLongMask($input);
+    } else if (PyLong_Check($input)) {
+        $1 = (uint32_t) PyLong_AsUnsignedLong($input);
+    } else {
+        SWIG_exception_fail(SWIG_ValueError, "unknown integer type");
+    }
+}
+
+/* unsinged32 Convert from C --> Python */
+%typemap(out) uint32_t {
+    $result = PyInt_FromLong((long)$1);
+}
+
+
+/* unsigned16 Convert from Python --> C */
+%typemap(in) uint16_t {
+    if (PyInt_Check($input)) {
+        $1 = (uint16_t) PyInt_AsUnsignedLongMask($input);
+    } else if (PyLong_Check($input)) {
+        $1 = (uint16_t) PyLong_AsUnsignedLong($input);
+    } else {
+        SWIG_exception_fail(SWIG_ValueError, "unknown integer type");
+    }
+}
+
+/* unsigned16 Convert from C --> Python */
+%typemap(out) uint16_t {
+    $result = PyInt_FromLong((long)$1);
+}
+
+
+/* signed32 Convert from Python --> C */
+%typemap(in) int32_t {
+    if (PyInt_Check($input)) {
+        $1 = (int32_t) PyInt_AsLong($input);
+    } else if (PyLong_Check($input)) {
+        $1 = (int32_t) PyLong_AsLong($input);
+    } else {
+        SWIG_exception_fail(SWIG_ValueError, "unknown integer type");
+    }
+}
+
+/* signed32 Convert from C --> Python */
+%typemap(out) int32_t {
+    $result = PyInt_FromLong((long)$1);
+}
+
+
+/* unsigned64 Convert from Python --> C */
+%typemap(in) uint64_t {
+%#ifdef HAVE_LONG_LONG
+    if (PyLong_Check($input)) {
+        $1 = (uint64_t)PyLong_AsUnsignedLongLong($input);
+    } else if (PyInt_Check($input)) {
+        $1 = (uint64_t)PyInt_AsUnsignedLongLongMask($input);
+    } else
+%#endif
+    {
+        SWIG_exception_fail(SWIG_ValueError, "unsupported integer size - uint64_t input too large");
+    }
+}
+
+/* unsigned64 Convert from C --> Python */
+%typemap(out) uint64_t {
+%#ifdef HAVE_LONG_LONG
+    $result = PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG)$1);
+%#else
+    SWIG_exception_fail(SWIG_ValueError, "unsupported integer size - uint64_t output too large");
+%#endif
+}
+
+/* signed64 Convert from Python --> C */
+%typemap(in) int64_t {
+%#ifdef HAVE_LONG_LONG
+    if (PyLong_Check($input)) {
+        $1 = (int64_t)PyLong_AsLongLong($input);
+    } else if (PyInt_Check($input)) {
+        $1 = (int64_t)PyInt_AsLong($input);
+    } else
+%#endif
+    {
+        SWIG_exception_fail(SWIG_ValueError, "unsupported integer size - int64_t input too large");
+    }
+}
+
+/* signed64 Convert from C --> Python */
+%typemap(out) int64_t {
+%#ifdef HAVE_LONG_LONG
+    $result = PyLong_FromLongLong((PY_LONG_LONG)$1);
+%#else
+    SWIG_exception_fail(SWIG_ValueError, "unsupported integer size - int64_t output too large");
+%#endif
 }
 
-%typemap (out) void *
-{
+
+/* Convert from Python --> C */
+%typemap(in) void * {
+    $1 = (void *)$input;
+}
+
+/* Convert from C --> Python */
+%typemap(out) void * {
     $result = (PyObject *) $1;
+    Py_INCREF($result);
+}
+
+%typemap (typecheck, precedence=SWIG_TYPECHECK_UINT64) uint64_t {
+    $1 = PyLong_Check($input) ? 1 : 0;
 }
 
+%typemap (typecheck, precedence=SWIG_TYPECHECK_UINT32) uint32_t {
+    $1 = PyInt_Check($input) ? 1 : 0;
+}
+
+
 
 %include "../qmfengine.i"