bindings/python/bt2/native_bt.i

   1 /*
   2  * The MIT License (MIT)
   3  *
   4  * Copyright (c) 2016 Philippe Proulx <pproulx@efficios.com>
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  */
  24
  25 %{
  26 typedef const unsigned char *BTUUID;
  27 %}
  28
  29 #ifndef SWIGPYTHON
  30 # error Unsupported output language
  31 #endif
  32
  33 /* For uint*_t/int*_t */
  34 %include "stdint.i"
  35
  36 /* Remove `bt_` and `BT_` prefixes from function names and enumeration items */
  37 %rename("%(strip:[bt_])s", %$isfunction) "";
  38 %rename("%(strip:[BT_])s", %$isenumitem) "";
  39
  40 /* Output argument typemap for string output (always appends) */
  41 %typemap(in, numinputs=0) const char **BTOUTSTR (char *temp_value = NULL) {
  42         $1 = &temp_value;
  43 }
  44
  45 %typemap(argout) const char **BTOUTSTR {
  46         if (*$1) {
  47                 /* SWIG_Python_AppendOutput() steals the created object */
  48                 $result = SWIG_Python_AppendOutput($result, SWIG_Python_str_FromChar(*$1));
  49         } else {
  50                 /* SWIG_Python_AppendOutput() steals Py_None */
  51                 Py_INCREF(Py_None);
  52                 $result = SWIG_Python_AppendOutput($result, Py_None);
  53         }
  54 }
  55
  56 /* Output argument typemap for field type output (always appends) */
  57 %typemap(in, numinputs=0) struct bt_ctf_field_type **BTOUTFT (struct bt_ctf_field_type *temp_ft = NULL) {
  58         $1 = &temp_ft;
  59 }
  60
  61 %typemap(argout) struct bt_ctf_field_type **BTOUTFT {
  62         if (*$1) {
  63                 /* SWIG_Python_AppendOutput() steals the created object */
  64                 $result = SWIG_Python_AppendOutput($result, SWIG_NewPointerObj(SWIG_as_voidptr(*$1), SWIGTYPE_p_bt_ctf_field_type, 0));
  65         } else {
  66                 /* SWIG_Python_AppendOutput() steals Py_None */
  67                 Py_INCREF(Py_None);
  68                 $result = SWIG_Python_AppendOutput($result, Py_None);
  69         }
  70 }
  71
  72 /* Input argument typemap for UUID bytes */
  73 %typemap(in) BTUUID {
  74         $1 = (unsigned char *) PyBytes_AsString($input);
  75 }
  76
  77 /* Output argument typemap for UUID bytes */
  78 %typemap(out) BTUUID {
  79         if (!$1) {
  80                 Py_INCREF(Py_None);
  81                 $result = Py_None;
  82         } else {
  83                 $result = PyBytes_FromStringAndSize((const char *) $1, 16);
  84         }
  85 }
  86
  87 /*
  88  * Input and output argument typemaps for raw Python objects (direct).
  89  *
  90  * Those typemaps honor the convention of Python C function calls with
  91  * respect to reference counting: parameters are passed as borrowed
  92  * references, and objects are returned as new references. The wrapped
  93  * C function must ensure that the return value is always a new
  94  * reference, and never steal parameter references.
  95  */
  96 %typemap(in) PyObject * {
  97         $1 = $input;
  98 }
  99
 100 %typemap(out) PyObject * {
 101         $result = $1;
 102 }
 103
 104 /* Per-module interface files */
 105 %include "native_btclockclass.i"
 106 %include "native_btevent.i"
 107 %include "native_bteventclass.i"
 108 %include "native_btfields.i"
 109 %include "native_btft.i"
 110 %include "native_btpacket.i"
 111 %include "native_btref.i"
 112 %include "native_btstream.i"
 113 %include "native_btstreamclass.i"
 114 %include "native_bttrace.i"
 115 %include "native_btvalues.i"
 116 %include "native_btctfwriter.i"
 117 %include "native_btcomponentclass.i"
 118 %include "native_btcomponent.i"
 119 %include "native_btnotifiter.i"
 120 %include "native_btnotification.i"
 121 %include "native_btplugin.i"