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   1 /*
   2  *      Copyright (C) 2005-2008 Team XBMC
   3  *      http://www.xbmc.org
   4  *
   5  *  This Program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2, or (at your option)
   8  *  any later version.
   9  *
  10  *  This Program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with XBMC; see the file COPYING.  If not, write to
  17  *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  18  *  http://www.gnu.org/copyleft/gpl.html
  19  *
  20  */
  21
  22 #if (defined HAVE_CONFIG_H) && (!defined WIN32)
  23   #include "config.h"
  24 #endif
  25 #if (defined USE_EXTERNAL_PYTHON)
  26   #if (defined HAVE_LIBPYTHON2_6)
  27     #include <python2.6/pyconfig.h>
  28   #elif (defined HAVE_LIBPYTHON2_5)
  29     #include <python2.5/pyconfig.h>
  30   #elif (defined HAVE_LIBPYTHON2_4)
  31     #include <python2.4/pyconfig.h>
  32   #else
  33     #error "Could not determine version of Python to use."
  34   #endif
  35 #else
  36   #include "python/Include/pyconfig.h"
  37 #endif
  38
  39 #include "XBPythonDll.h"
  40 #include "cores/DllLoader/DllLoader.h"
  41
  42 // macro to make life a bit simpler
  43
  44 #define DLL_FUNCTION(function) #function, (void**)&p_##function
  45
  46 // use these if the dll exports data structs
  47 #define DLL_OBJECT_DATA(data) #data, (void**)&pointer_##data
  48
  49 #define FUNCTION(function) void* (__cdecl* p_##function)();
  50
  51 extern "C"
  52 {
  53   /*****************************************
  54    * python24.dll
  55    */
  56
  57   FUNCTION(PyEval_ReleaseLock)
  58   FUNCTION(PyEval_AcquireLock)
  59   FUNCTION(PyThreadState_Get)
  60   FUNCTION(PyRun_SimpleString)
  61   FUNCTION(PyRun_SimpleStringFlags)
  62   FUNCTION(PyRun_SimpleFileExFlags)
  63   FUNCTION(PyEval_InitThreads)
  64   FUNCTION(PyEval_ThreadsInitialized)
  65   FUNCTION(Py_Initialize)
  66   FUNCTION(Py_IsInitialized)
  67   FUNCTION(Py_Finalize)
  68   FUNCTION(Py_NewInterpreter)
  69   FUNCTION(Py_EndInterpreter)
  70   FUNCTION(PyThreadState_Swap)
  71   FUNCTION(PyErr_SetString)
  72   FUNCTION(PyRun_File)
  73   FUNCTION(PyThreadState_New)
  74   FUNCTION(PyErr_Print)
  75   FUNCTION(PyErr_Occurred)
  76   FUNCTION(PyRun_SimpleFile)
  77   FUNCTION(PySys_SetPath)
  78   FUNCTION(PyRun_String)
  79   FUNCTION(PyImport_AddModule)
  80   FUNCTION(PyObject_Str)
  81   FUNCTION(PyErr_Fetch)
  82   FUNCTION(PyImport_ImportModule)
  83 #ifdef _LINUX
  84   FUNCTION(Py_GetPath)
  85 #endif
  86   FUNCTION(PyThreadState_Delete)
  87   FUNCTION(PyThreadState_Clear)
  88   FUNCTION(Py_BuildValue)
  89   FUNCTION(PyArg_Parse)
  90   FUNCTION(PyArg_ParseTuple)
  91   FUNCTION(PyType_IsSubtype)
  92   FUNCTION(PyArg_ParseTupleAndKeywords)
  93   FUNCTION(PyString_AsString)
  94   FUNCTION(Py_AddPendingCall)
  95   FUNCTION(PyList_GetItem)
  96   FUNCTION(PyList_Size)
  97   FUNCTION(_PyObject_New)
  98   FUNCTION(PyLong_AsLong)
  99   FUNCTION(PyLong_AsLongLong)
 100   FUNCTION(PyErr_Format)
 101   FUNCTION(PyList_New)
 102   FUNCTION(PyList_Append)
 103 #if Py_UNICODE_SIZE == 2
 104   FUNCTION(PyUnicodeUCS2_AsUTF8String)
 105   FUNCTION(PyUnicodeUCS2_DecodeUTF8)
 106 #else
 107   FUNCTION(PyUnicodeUCS4_AsUTF8String)
 108   FUNCTION(PyUnicodeUCS4_DecodeUTF8)
 109 #endif
 110   FUNCTION(Py_MakePendingCalls)
 111   FUNCTION(PyEval_SaveThread)
 112   FUNCTION(PyEval_RestoreThread)
 113   FUNCTION(PyLong_FromLong)
 114   FUNCTION(PyModule_AddStringConstant)
 115   FUNCTION(PyModule_AddObject)
 116 #if (defined USE_EXTERNAL_PYTHON) && (!defined HAVE_LIBPYTHON2_4)
 117   /* Upstream Python rename Py_InitModule4 for 64-bit systems, for Python
 118    versions higher than 2.4 */
 119   #if SIZEOF_SIZE_T != SIZEOF_INT
 120   FUNCTION(Py_InitModule4_64)
 121   #else
 122   FUNCTION(Py_InitModule4)
 123   #endif
 124 #else
 125   FUNCTION(Py_InitModule4)
 126 #endif
 127   FUNCTION(PyInt_AsLong)
 128   FUNCTION(PyFloat_AsDouble)
 129   FUNCTION(PyString_FromString)
 130   FUNCTION(PyBool_FromLong)
 131   FUNCTION(PyModule_AddIntConstant)
 132   FUNCTION(PyObject_CallFunction) // va arg
 133   FUNCTION(PyObject_CallMethod)
 134   FUNCTION(PyDict_SetItemString)
 135   FUNCTION(PyDict_New)
 136   FUNCTION(PyModule_GetDict)
 137   FUNCTION(PyImport_Import)
 138   FUNCTION(PyInt_FromLong)
 139   FUNCTION(PyDict_GetItemString)
 140   FUNCTION(PyDict_Next)
 141   FUNCTION(PyDict_Size)
 142   FUNCTION(PyTuple_New)
 143   FUNCTION(PyTuple_SetItem)
 144   FUNCTION(PyType_Ready)
 145   FUNCTION(PyType_GenericNew)
 146   FUNCTION(PySys_SetArgv)
 147   FUNCTION(PyObject_RichCompare)
 148   FUNCTION(PyFloat_FromDouble)
 149   FUNCTION(PyRun_FileExFlags)
 150   FUNCTION(PyRun_StringFlags)
 151   FUNCTION(PyErr_Clear)
 152   FUNCTION(PyErr_ExceptionMatches)
 153   FUNCTION(PyObject_SetAttrString)
 154
 155   DATA_OBJECT(PyExc_SystemExit)
 156   DATA_OBJECT(PyExc_SystemError)
 157   DATA_OBJECT(PyExc_ValueError)
 158   DATA_OBJECT(PyExc_Exception)
 159   DATA_OBJECT(PyExc_TypeError)
 160   DATA_OBJECT(PyExc_KeyboardInterrupt)
 161   DATA_OBJECT(PyExc_RuntimeError)
 162   DATA_OBJECT(PyExc_ReferenceError)
 163
 164   DATA_OBJECT(_Py_NoneStruct)
 165   DATA_OBJECT(_Py_NotImplementedStruct)
 166   DATA_OBJECT(_Py_TrueStruct)
 167   DATA_OBJECT(_Py_ZeroStruct)
 168   DATA_OBJECT(PyString_Type)
 169   DATA_OBJECT(PyList_Type)
 170   DATA_OBJECT(PyLong_Type)
 171   DATA_OBJECT(PyInt_Type)
 172   DATA_OBJECT(PyUnicode_Type)
 173   DATA_OBJECT(PyTuple_Type)
 174   DATA_OBJECT(PyDict_Type)
 175
 176   bool python_load_dll(LibraryLoader& dll)
 177   {
 178     bool bResult;
 179
 180     bResult = (
 181       dll.ResolveExport(DLL_FUNCTION(PyEval_ReleaseLock)) &&
 182       dll.ResolveExport(DLL_FUNCTION(PyEval_AcquireLock)) &&
 183       dll.ResolveExport(DLL_FUNCTION(PyThreadState_Get)) &&
 184       dll.ResolveExport(DLL_FUNCTION(PyRun_SimpleString)) &&
 185       dll.ResolveExport(DLL_FUNCTION(PyRun_SimpleStringFlags)) &&
 186       dll.ResolveExport(DLL_FUNCTION(PyRun_SimpleFileExFlags)) &&
 187       dll.ResolveExport(DLL_FUNCTION(PyEval_InitThreads)) &&
 188       dll.ResolveExport(DLL_FUNCTION(PyEval_ThreadsInitialized)) &&
 189       dll.ResolveExport(DLL_FUNCTION(Py_Initialize)) &&
 190       dll.ResolveExport(DLL_FUNCTION(Py_IsInitialized)) &&
 191       dll.ResolveExport(DLL_FUNCTION(Py_Finalize)) &&
 192       dll.ResolveExport(DLL_FUNCTION(Py_NewInterpreter)) &&
 193       dll.ResolveExport(DLL_FUNCTION(Py_EndInterpreter)) &&
 194       dll.ResolveExport(DLL_FUNCTION(PyThreadState_Swap)) &&
 195       dll.ResolveExport(DLL_FUNCTION(PyErr_SetString)) &&
 196       dll.ResolveExport(DLL_FUNCTION(PyThreadState_New)) &&
 197       dll.ResolveExport(DLL_FUNCTION(PyErr_Print)) &&
 198       dll.ResolveExport(DLL_FUNCTION(PyErr_Occurred)) &&
 199       dll.ResolveExport(DLL_FUNCTION(PyRun_SimpleFile)) &&
 200       dll.ResolveExport(DLL_FUNCTION(PySys_SetPath)) &&
 201       dll.ResolveExport(DLL_FUNCTION(PyRun_String)) &&
 202       dll.ResolveExport(DLL_FUNCTION(PyImport_AddModule)) &&
 203       dll.ResolveExport(DLL_FUNCTION(PyRun_File)) &&
 204       dll.ResolveExport(DLL_FUNCTION(PyObject_Str)) &&
 205       dll.ResolveExport(DLL_FUNCTION(PyErr_Fetch)) &&
 206       dll.ResolveExport(DLL_FUNCTION(PyImport_ImportModule)) &&
 207       dll.ResolveExport(DLL_FUNCTION(PyList_New)) &&
 208       dll.ResolveExport(DLL_FUNCTION(PyList_Append)) &&
 209 #ifdef _LINUX
 210       dll.ResolveExport(DLL_FUNCTION(Py_GetPath)) &&
 211 #endif
 212       dll.ResolveExport(DLL_FUNCTION(PyThreadState_Delete)) &&
 213       dll.ResolveExport(DLL_FUNCTION(PyThreadState_Clear)) &&
 214       dll.ResolveExport(DLL_FUNCTION(Py_BuildValue)) &&
 215       dll.ResolveExport(DLL_FUNCTION(PyType_IsSubtype)) &&
 216       dll.ResolveExport(DLL_FUNCTION(PyArg_ParseTupleAndKeywords)) &&
 217       dll.ResolveExport(DLL_FUNCTION(PyString_AsString)) &&
 218       dll.ResolveExport(DLL_FUNCTION(Py_AddPendingCall)) &&
 219       dll.ResolveExport(DLL_FUNCTION(PyObject_CallMethod)) &&
 220       dll.ResolveExport(DLL_FUNCTION(PyList_GetItem)) &&
 221       dll.ResolveExport(DLL_FUNCTION(PyList_Size)) &&
 222       dll.ResolveExport(DLL_FUNCTION(_PyObject_New)) &&
 223       dll.ResolveExport(DLL_FUNCTION(PyLong_AsLong)) &&
 224       dll.ResolveExport(DLL_FUNCTION(PyLong_AsLongLong)) &&
 225       dll.ResolveExport(DLL_FUNCTION(PyErr_Format)) &&
 226 #if Py_UNICODE_SIZE == 2
 227       dll.ResolveExport(DLL_FUNCTION(PyUnicodeUCS2_AsUTF8String)) &&
 228       dll.ResolveExport(DLL_FUNCTION(PyUnicodeUCS2_DecodeUTF8)) &&
 229 #else
 230       dll.ResolveExport(DLL_FUNCTION(PyUnicodeUCS4_AsUTF8String)) &&
 231       dll.ResolveExport(DLL_FUNCTION(PyUnicodeUCS4_DecodeUTF8)) &&
 232 #endif
 233       dll.ResolveExport(DLL_FUNCTION(Py_MakePendingCalls)) &&
 234       dll.ResolveExport(DLL_FUNCTION(PyEval_SaveThread)) &&
 235       dll.ResolveExport(DLL_FUNCTION(PyEval_RestoreThread)) &&
 236       dll.ResolveExport(DLL_FUNCTION(PyLong_FromLong)) &&
 237       dll.ResolveExport(DLL_FUNCTION(PyModule_AddStringConstant)) &&
 238       dll.ResolveExport(DLL_FUNCTION(PyModule_AddObject)) &&
 239 #if (defined USE_EXTERNAL_PYTHON) && (!defined HAVE_LIBPYTHON2_4)
 240 /* Upstream Python rename Py_InitModule4 for 64-bit systems, for Python versions
 241  higher than 2.4 */
 242 #if SIZEOF_SIZE_T != SIZEOF_INT
 243       dll.ResolveExport(DLL_FUNCTION(Py_InitModule4_64)) &&
 244 #else
 245       dll.ResolveExport(DLL_FUNCTION(Py_InitModule4)) &&
 246 #endif
 247 #else
 248       dll.ResolveExport(DLL_FUNCTION(Py_InitModule4)) &&
 249 #endif
 250       dll.ResolveExport(DLL_FUNCTION(PyInt_AsLong)) &&
 251       dll.ResolveExport(DLL_FUNCTION(PyFloat_AsDouble)) &&
 252       dll.ResolveExport(DLL_FUNCTION(PyString_FromString)) &&
 253       dll.ResolveExport(DLL_FUNCTION(PyBool_FromLong)) &&
 254       dll.ResolveExport(DLL_FUNCTION(PyModule_AddIntConstant)) &&
 255       dll.ResolveExport(DLL_FUNCTION(PyObject_CallFunction)) &&
 256       dll.ResolveExport(DLL_FUNCTION(PyDict_SetItemString)) &&
 257       dll.ResolveExport(DLL_FUNCTION(PyDict_New)) &&
 258       dll.ResolveExport(DLL_FUNCTION(PyModule_GetDict)) &&
 259       dll.ResolveExport(DLL_FUNCTION(PyImport_Import)) &&
 260       dll.ResolveExport(DLL_FUNCTION(PyFloat_FromDouble)) &&
 261       dll.ResolveExport(DLL_FUNCTION(PyInt_FromLong)) &&
 262       dll.ResolveExport(DLL_FUNCTION(PyDict_GetItemString)) &&
 263       //dll.ResolveExport(DLL_FUNCTION(PyDict_GetItem)) &&
 264       //dll.ResolveExport(DLL_FUNCTION(PyDict_Keys)) &&
 265       dll.ResolveExport(DLL_FUNCTION(PyDict_Next)) &&
 266       dll.ResolveExport(DLL_FUNCTION(PyDict_Size)) &&
 267       dll.ResolveExport(DLL_FUNCTION(PyTuple_New)) &&
 268       dll.ResolveExport(DLL_FUNCTION(PyTuple_SetItem)) &&
 269       dll.ResolveExport(DLL_FUNCTION(PyType_Ready)) &&
 270       dll.ResolveExport(DLL_FUNCTION(PyType_GenericNew)) &&
 271       dll.ResolveExport(DLL_FUNCTION(PyArg_Parse)) &&
 272       dll.ResolveExport(DLL_FUNCTION(PyArg_ParseTuple)) &&
 273       dll.ResolveExport(DLL_FUNCTION(PySys_SetArgv)) &&
 274       dll.ResolveExport(DLL_FUNCTION(PyObject_RichCompare)) &&
 275       dll.ResolveExport(DLL_FUNCTION(PyRun_FileExFlags)) &&
 276       dll.ResolveExport(DLL_FUNCTION(PyRun_StringFlags)) &&
 277       dll.ResolveExport(DLL_FUNCTION(PyErr_Clear)) &&
 278       dll.ResolveExport(DLL_FUNCTION(PyObject_SetAttrString)) &&
 279       dll.ResolveExport(DLL_FUNCTION(PyErr_ExceptionMatches)) &&
 280
 281       dll.ResolveExport(DLL_OBJECT_DATA(PyExc_SystemExit)) &&
 282       dll.ResolveExport(DLL_OBJECT_DATA(PyExc_SystemError)) &&
 283       dll.ResolveExport(DLL_OBJECT_DATA(PyExc_ValueError)) &&
 284       dll.ResolveExport(DLL_OBJECT_DATA(PyExc_Exception)) &&
 285       dll.ResolveExport(DLL_OBJECT_DATA(PyExc_TypeError)) &&
 286       dll.ResolveExport(DLL_OBJECT_DATA(PyExc_KeyboardInterrupt)) &&
 287       dll.ResolveExport(DLL_OBJECT_DATA(PyExc_RuntimeError)) &&
 288       dll.ResolveExport(DLL_OBJECT_DATA(PyExc_ReferenceError)) &&
 289
 290       dll.ResolveExport(DLL_OBJECT_DATA(_Py_NoneStruct)) &&
 291       dll.ResolveExport(DLL_OBJECT_DATA(_Py_NotImplementedStruct)) &&
 292       dll.ResolveExport(DLL_OBJECT_DATA(_Py_TrueStruct)) &&
 293       dll.ResolveExport(DLL_OBJECT_DATA(_Py_ZeroStruct)) &&
 294       dll.ResolveExport(DLL_OBJECT_DATA(PyString_Type)) &&
 295       dll.ResolveExport(DLL_OBJECT_DATA(PyList_Type)) &&
 296       dll.ResolveExport(DLL_OBJECT_DATA(PyLong_Type)) &&
 297       dll.ResolveExport(DLL_OBJECT_DATA(PyInt_Type)) &&
 298       dll.ResolveExport(DLL_OBJECT_DATA(PyUnicode_Type)) &&
 299       dll.ResolveExport(DLL_OBJECT_DATA(PyTuple_Type)) &&
 300       dll.ResolveExport(DLL_OBJECT_DATA(PyDict_Type)));
 301
 302     return bResult;
 303   }
 304 }