Merged in py3k-buffer branch to main line. All objects now use the buffer protocol in PEP 3118.
diff --git a/Objects/stringobject.c b/Objects/stringobject.c
index b1d711d..fff4b45 100644
--- a/Objects/stringobject.c
+++ b/Objects/stringobject.c
@@ -1171,44 +1171,10 @@
}
}
-static Py_ssize_t
-string_buffer_getreadbuf(PyStringObject *self, Py_ssize_t index, const void **ptr)
+static int
+string_buffer_getbuffer(PyStringObject *self, PyBuffer *view, int flags)
{
- if ( index != 0 ) {
- PyErr_SetString(PyExc_SystemError,
- "accessing non-existent string segment");
- return -1;
- }
- *ptr = (void *)self->ob_sval;
- return Py_Size(self);
-}
-
-static Py_ssize_t
-string_buffer_getwritebuf(PyStringObject *self, Py_ssize_t index, const void **ptr)
-{
- PyErr_SetString(PyExc_TypeError,
- "Cannot use string as modifiable buffer");
- return -1;
-}
-
-static Py_ssize_t
-string_buffer_getsegcount(PyStringObject *self, Py_ssize_t *lenp)
-{
- if ( lenp )
- *lenp = Py_Size(self);
- return 1;
-}
-
-static Py_ssize_t
-string_buffer_getcharbuf(PyStringObject *self, Py_ssize_t index, const char **ptr)
-{
- if ( index != 0 ) {
- PyErr_SetString(PyExc_SystemError,
- "accessing non-existent string segment");
- return -1;
- }
- *ptr = self->ob_sval;
- return Py_Size(self);
+ return PyBuffer_FillInfo(view, (void *)self->ob_sval, Py_Size(self), 0, flags);
}
static PySequenceMethods string_as_sequence = {
@@ -1229,14 +1195,11 @@
};
static PyBufferProcs string_as_buffer = {
- (readbufferproc)string_buffer_getreadbuf,
- (writebufferproc)string_buffer_getwritebuf,
- (segcountproc)string_buffer_getsegcount,
- (charbufferproc)string_buffer_getcharbuf,
+ (getbufferproc)string_buffer_getbuffer,
+ NULL,
};
-
#define LEFTSTRIP 0
#define RIGHTSTRIP 1
#define BOTHSTRIP 2