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Viewing changes to Modules/hashlib.h

  • Committer: Bazaar Package Importer
  • Author(s): Matthias Klose
  • Date: 2009-03-23 00:01:27 UTC
  • Revision ID: james.westby@ubuntu.com-20090323000127-5fstfxju4ufrhthq
Tags: upstream-3.1~a1+20090322
Import upstream version 3.1~a1+20090322

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Modules/hashlib.h
 
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/* Common code for use by all hashlib related modules. */
 
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/*
 
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 * Given a PyObject* obj, fill in the Py_buffer* viewp with the result
 
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 * of PyObject_GetBuffer.  Sets and exception and issues a return NULL
 
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 * on any errors.
 
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 */
 
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#define GET_BUFFER_VIEW_OR_ERROUT(obj, viewp) do { \
 
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        if (PyUnicode_Check((obj))) { \
 
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            PyErr_SetString(PyExc_TypeError, \
 
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                            "Unicode-objects must be encoded before hashing");\
 
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            return NULL; \
 
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        } \
 
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        if (!PyObject_CheckBuffer((obj))) { \
 
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            PyErr_SetString(PyExc_TypeError, \
 
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                            "object supporting the buffer API required"); \
 
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            return NULL; \
 
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        } \
 
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        if (PyObject_GetBuffer((obj), (viewp), PyBUF_SIMPLE) == -1) { \
 
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            return NULL; \
 
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        } \
 
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        if ((viewp)->ndim > 1) { \
 
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            PyErr_SetString(PyExc_BufferError, \
 
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                            "Buffer must be single dimension"); \
 
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            PyBuffer_Release((viewp)); \
 
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            return NULL; \
 
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        } \
 
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    } while(0);