module_sigrokdecode.c

   1 /*
   2  * This file is part of the libsigrokdecode project.
   3  *
   4  * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include "libsigrokdecode.h" /* First, so we avoid a _POSIX_C_SOURCE warning. */
  21 #include "libsigrokdecode-internal.h"
  22 #include "config.h"
  23
  24 /** @cond PRIVATE */
  25
  26 /* type_decoder.c */
  27 extern SRD_PRIV PyTypeObject srd_Decoder_type;
  28
  29 /* type_logic.c */
  30 extern SRD_PRIV PyTypeObject srd_logic_type;
  31
  32 /*
  33  * When initialized, a reference to this module inside the Python interpreter
  34  * lives here.
  35  */
  36 SRD_PRIV PyObject *mod_sigrokdecode = NULL;
  37
  38 /** @endcond */
  39
  40 static struct PyModuleDef sigrokdecode_module = {
  41         PyModuleDef_HEAD_INIT,
  42         .m_name = "sigrokdecode",
  43         .m_doc = "sigrokdecode module",
  44         .m_size = -1,
  45 };
  46
  47 /** @cond PRIVATE */
  48 PyMODINIT_FUNC PyInit_sigrokdecode(void)
  49 {
  50         PyObject *mod;
  51
  52         /* tp_new needs to be assigned here for compiler portability. */
  53         srd_Decoder_type.tp_new = PyType_GenericNew;
  54         if (PyType_Ready(&srd_Decoder_type) < 0)
  55                 return NULL;
  56
  57         srd_logic_type.tp_new = PyType_GenericNew;
  58         if (PyType_Ready(&srd_logic_type) < 0)
  59                 return NULL;
  60
  61         mod = PyModule_Create(&sigrokdecode_module);
  62         Py_INCREF(&srd_Decoder_type);
  63         if (PyModule_AddObject(mod, "Decoder",
  64             (PyObject *)&srd_Decoder_type) == -1)
  65                 return NULL;
  66         Py_INCREF(&srd_logic_type);
  67         if (PyModule_AddObject(mod, "srd_logic",
  68             (PyObject *)&srd_logic_type) == -1)
  69                 return NULL;
  70
  71         /* Expose output types as symbols in the sigrokdecode module */
  72         if (PyModule_AddIntConstant(mod, "OUTPUT_ANN", SRD_OUTPUT_ANN) == -1)
  73                 return NULL;
  74         if (PyModule_AddIntConstant(mod, "OUTPUT_PYTHON", SRD_OUTPUT_PYTHON) == -1)
  75                 return NULL;
  76         if (PyModule_AddIntConstant(mod, "OUTPUT_BINARY", SRD_OUTPUT_BINARY) == -1)
  77                 return NULL;
  78         if (PyModule_AddIntConstant(mod, "OUTPUT_META", SRD_OUTPUT_META) == -1)
  79                 return NULL;
  80         /* Expose meta input symbols. */
  81         if (PyModule_AddIntConstant(mod, "SRD_CONF_SAMPLERATE", SRD_CONF_SAMPLERATE) == -1)
  82                 return NULL;
  83
  84         mod_sigrokdecode = mod;
  85
  86         return mod;
  87 }
  88 /** @endcond */