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authorBenjamin Peterson <benjamin@python.org>2008-05-26 16:04:49 +0000
committerBenjamin Peterson <benjamin@python.org>2008-05-26 16:04:49 +0000
commit95634a14c4bc06b8263f04ccd320f04847d4ae01 (patch)
treed63bd5c6a7ac5e175e36640577e4eb4550fc5f56 /Doc/c-api/bytearray.rst
parent38d214196e317ad2332853fab00b2f1567cb96a3 (diff)
downloadcpython-95634a14c4bc06b8263f04ccd320f04847d4ae01.tar.gz
Merged revisions 63678,63688,63690,63696 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk ........ r63678 | benjamin.peterson | 2008-05-26 08:01:25 -0500 (Mon, 26 May 2008) | 2 lines put a big note on configure.in asking people to run autoconf ........ r63688 | benjamin.peterson | 2008-05-26 09:29:09 -0500 (Mon, 26 May 2008) | 2 lines fix a minor typo ........ r63690 | benjamin.peterson | 2008-05-26 09:51:54 -0500 (Mon, 26 May 2008) | 2 lines fix typo (thank Georg) ........ r63696 | benjamin.peterson | 2008-05-26 10:54:26 -0500 (Mon, 26 May 2008) | 2 lines add PyByteArray docs ........
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+.. highlightlang:: c
+
+.. _bytearrayobjects:
+
+Byte Array Objects
+------------------
+
+.. index:: object: bytearray
+
+
+.. ctype:: PyByteArrayObject
+
+ This subtype of :ctype:`PyObject` represents a Python string object.
+
+
+.. cvar:: PyTypeObject PyByteArray_Type
+
+ This instance of :ctype:`PyTypeObject` represents the Python bytearray type;
+ it is the same object as ``bytearray`` in the Python layer.
+
+
+.. cfunction:: int PyByteArray_Check(PyObject *o)
+
+ Return true if the object *o* is a bytearray object or an instance of a
+ subtype of the bytearray type.
+
+
+.. cfunction:: int PyByteArray_CheckExact(PyObject *o)
+
+ Return true if the object *o* is a bytearray object, but not an instance of a
+ subtype of the bytearray type.
+
+
+.. cfunction:: PyObject* PyByteArray_FromObject(PyObject *o)
+
+ Return a new bytearray object from any object, *o*, that implements the
+ buffer protocol.
+
+
+.. cfunction:: PyObject* PyByteArray_FromStringAndSize(const char *string, Py_ssize_t len)
+
+ Create a new bytearray object from *string* and it's length, *len*. On
+ failure, *NULL* is returned.
+
+
+.. cfunction:: Py_ssize_t PyByteArray_Size(PyObject *bytearray)
+
+ Return the size of *bytearray* after checking for a *NULL* pointer.
+
+
+.. cfunction:: Py_ssize_t PyByteArray_GET_SIZE(PyObject *bytearray)
+
+ Macro version of :cfunc:`PyByteArray_Size` that doesn't do pointer checking.
+
+
+.. cfunction:: char* PyByteArray_AsString(PyObject *bytearray)
+
+ Return the contents of *bytearray* as a char array after checking for a
+ *NULL* pointer.
+
+
+.. cfunction:: char* PyByteArray_AS_STRING(PyObject *bytearray)
+
+ Macro version of :cfunc:`PyByteArray_AsString` that doesn't check pointers.
+
+
+.. cfunction:: PyObject* PyByteArray_Concat(PyObject *a, PyObject *b)
+
+ Concat bytearrays *a* and *b* and return a new bytearray with the result.
+
+
+.. cfunction:: PyObject* PyByteArray_Resize(PyObject *bytearray, Py_ssize_t len)
+
+ Resize the internal buffer of *bytearray* to *len*.