diff options
Diffstat (limited to 'contrib/tools/python3/src/Modules/hashlib.h')
| -rw-r--r-- | contrib/tools/python3/src/Modules/hashlib.h | 116 |
1 files changed, 58 insertions, 58 deletions
diff --git a/contrib/tools/python3/src/Modules/hashlib.h b/contrib/tools/python3/src/Modules/hashlib.h index 56ae7a5e50b..f2bd1a38468 100644 --- a/contrib/tools/python3/src/Modules/hashlib.h +++ b/contrib/tools/python3/src/Modules/hashlib.h @@ -1,59 +1,59 @@ -/* Common code for use by all hashlib related modules. */ - -/* - * Given a PyObject* obj, fill in the Py_buffer* viewp with the result - * of PyObject_GetBuffer. Sets an exception and issues the erraction - * on any errors, e.g. 'return NULL' or 'goto error'. - */ -#define GET_BUFFER_VIEW_OR_ERROR(obj, viewp, erraction) do { \ - if (PyUnicode_Check((obj))) { \ - PyErr_SetString(PyExc_TypeError, \ +/* Common code for use by all hashlib related modules. */ + +/* + * Given a PyObject* obj, fill in the Py_buffer* viewp with the result + * of PyObject_GetBuffer. Sets an exception and issues the erraction + * on any errors, e.g. 'return NULL' or 'goto error'. + */ +#define GET_BUFFER_VIEW_OR_ERROR(obj, viewp, erraction) do { \ + if (PyUnicode_Check((obj))) { \ + PyErr_SetString(PyExc_TypeError, \ "Strings must be encoded before hashing");\ - erraction; \ - } \ - if (!PyObject_CheckBuffer((obj))) { \ - PyErr_SetString(PyExc_TypeError, \ - "object supporting the buffer API required"); \ - erraction; \ - } \ - if (PyObject_GetBuffer((obj), (viewp), PyBUF_SIMPLE) == -1) { \ - erraction; \ - } \ - if ((viewp)->ndim > 1) { \ - PyErr_SetString(PyExc_BufferError, \ - "Buffer must be single dimension"); \ - PyBuffer_Release((viewp)); \ - erraction; \ - } \ - } while(0) - -#define GET_BUFFER_VIEW_OR_ERROUT(obj, viewp) \ - GET_BUFFER_VIEW_OR_ERROR(obj, viewp, return NULL) - -/* - * Helper code to synchronize access to the hash object when the GIL is - * released around a CPU consuming hashlib operation. All code paths that - * access a mutable part of obj must be enclosed in an ENTER_HASHLIB / - * LEAVE_HASHLIB block or explicitly acquire and release the lock inside - * a PY_BEGIN / END_ALLOW_THREADS block if they wish to release the GIL for - * an operation. - */ - -#include "pythread.h" -#define ENTER_HASHLIB(obj) \ - if ((obj)->lock) { \ - if (!PyThread_acquire_lock((obj)->lock, 0)) { \ - Py_BEGIN_ALLOW_THREADS \ - PyThread_acquire_lock((obj)->lock, 1); \ - Py_END_ALLOW_THREADS \ - } \ - } -#define LEAVE_HASHLIB(obj) \ - if ((obj)->lock) { \ - PyThread_release_lock((obj)->lock); \ - } - -/* TODO(gps): We should probably make this a module or EVPobject attribute - * to allow the user to optimize based on the platform they're using. */ -#define HASHLIB_GIL_MINSIZE 2048 - + erraction; \ + } \ + if (!PyObject_CheckBuffer((obj))) { \ + PyErr_SetString(PyExc_TypeError, \ + "object supporting the buffer API required"); \ + erraction; \ + } \ + if (PyObject_GetBuffer((obj), (viewp), PyBUF_SIMPLE) == -1) { \ + erraction; \ + } \ + if ((viewp)->ndim > 1) { \ + PyErr_SetString(PyExc_BufferError, \ + "Buffer must be single dimension"); \ + PyBuffer_Release((viewp)); \ + erraction; \ + } \ + } while(0) + +#define GET_BUFFER_VIEW_OR_ERROUT(obj, viewp) \ + GET_BUFFER_VIEW_OR_ERROR(obj, viewp, return NULL) + +/* + * Helper code to synchronize access to the hash object when the GIL is + * released around a CPU consuming hashlib operation. All code paths that + * access a mutable part of obj must be enclosed in an ENTER_HASHLIB / + * LEAVE_HASHLIB block or explicitly acquire and release the lock inside + * a PY_BEGIN / END_ALLOW_THREADS block if they wish to release the GIL for + * an operation. + */ + +#include "pythread.h" +#define ENTER_HASHLIB(obj) \ + if ((obj)->lock) { \ + if (!PyThread_acquire_lock((obj)->lock, 0)) { \ + Py_BEGIN_ALLOW_THREADS \ + PyThread_acquire_lock((obj)->lock, 1); \ + Py_END_ALLOW_THREADS \ + } \ + } +#define LEAVE_HASHLIB(obj) \ + if ((obj)->lock) { \ + PyThread_release_lock((obj)->lock); \ + } + +/* TODO(gps): We should probably make this a module or EVPobject attribute + * to allow the user to optimize based on the platform they're using. */ +#define HASHLIB_GIL_MINSIZE 2048 + |