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-rw-r--r--Modules/binascii.c16
-rw-r--r--Modules/clinic/binascii.c.h16
2 files changed, 16 insertions, 16 deletions
diff --git a/Modules/binascii.c b/Modules/binascii.c
index 4e4faa9..ceee4f1 100644
--- a/Modules/binascii.c
+++ b/Modules/binascii.c
@@ -908,31 +908,31 @@ binascii_rledecode_hqx_impl(PyModuleDef *module, Py_buffer *data)
/*[clinic input]
-binascii.crc_hqx -> int
+binascii.crc_hqx -> unsigned_int
data: Py_buffer
- crc: int
+ crc: unsigned_int(bitwise=True)
/
Compute hqx CRC incrementally.
[clinic start generated code]*/
-static int
-binascii_crc_hqx_impl(PyModuleDef *module, Py_buffer *data, int crc)
-/*[clinic end generated code: output=634dac18dfa863d7 input=68060931b2f51c8a]*/
+static unsigned int
+binascii_crc_hqx_impl(PyModuleDef *module, Py_buffer *data, unsigned int crc)
+/*[clinic end generated code: output=167c2dac62625717 input=add8c53712ccceda]*/
{
unsigned char *bin_data;
- unsigned int ucrc = (unsigned int)crc;
Py_ssize_t len;
+ crc &= 0xffff;
bin_data = data->buf;
len = data->len;
while(len-- > 0) {
- ucrc=((ucrc<<8)&0xff00)^crctab_hqx[((ucrc>>8)&0xff)^*bin_data++];
+ crc = ((crc<<8)&0xff00) ^ crctab_hqx[(crc>>8)^*bin_data++];
}
- return (int)ucrc;
+ return crc;
}
#ifndef USE_ZLIB_CRC32
diff --git a/Modules/clinic/binascii.c.h b/Modules/clinic/binascii.c.h
index d7c2ee6..25d39d2 100644
--- a/Modules/clinic/binascii.c.h
+++ b/Modules/clinic/binascii.c.h
@@ -267,25 +267,25 @@ PyDoc_STRVAR(binascii_crc_hqx__doc__,
#define BINASCII_CRC_HQX_METHODDEF \
{"crc_hqx", (PyCFunction)binascii_crc_hqx, METH_VARARGS, binascii_crc_hqx__doc__},
-static int
-binascii_crc_hqx_impl(PyModuleDef *module, Py_buffer *data, int crc);
+static unsigned int
+binascii_crc_hqx_impl(PyModuleDef *module, Py_buffer *data, unsigned int crc);
static PyObject *
binascii_crc_hqx(PyModuleDef *module, PyObject *args)
{
PyObject *return_value = NULL;
Py_buffer data = {NULL, NULL};
- int crc;
- int _return_value;
+ unsigned int crc;
+ unsigned int _return_value;
if (!PyArg_ParseTuple(args,
- "y*i:crc_hqx",
+ "y*I:crc_hqx",
&data, &crc))
goto exit;
_return_value = binascii_crc_hqx_impl(module, &data, crc);
- if ((_return_value == -1) && PyErr_Occurred())
+ if ((_return_value == (unsigned int)-1) && PyErr_Occurred())
goto exit;
- return_value = PyLong_FromLong((long)_return_value);
+ return_value = PyLong_FromUnsignedLong((unsigned long)_return_value);
exit:
/* Cleanup for data */
@@ -544,4 +544,4 @@ exit:
return return_value;
}
-/*[clinic end generated code: output=175025a8a94fbdd1 input=a9049054013a1b77]*/
+/*[clinic end generated code: output=5f8d3578618b3432 input=a9049054013a1b77]*/