[Python-checkins] r42775 - python/trunk/Modules/_hashopenssl.c
thomas.wouters
python-checkins at python.org
Thu Mar 2 06:05:19 CET 2006
Author: thomas.wouters
Date: Thu Mar 2 06:05:17 2006
New Revision: 42775
Modified:
python/trunk/Modules/_hashopenssl.c
Log:
Properly fix Py_SAFE_DOWNCAST-triggerd bugs.
Modified: python/trunk/Modules/_hashopenssl.c
==============================================================================
--- python/trunk/Modules/_hashopenssl.c (original)
+++ python/trunk/Modules/_hashopenssl.c Thu Mar 2 06:05:17 2006
@@ -173,7 +173,8 @@
if (!PyArg_ParseTuple(args, "s#:update", &cp, &len))
return NULL;
- EVP_DigestUpdate(&self->ctx, cp, (unsigned int)len);
+ EVP_DigestUpdate(&self->ctx, cp, Py_SAFE_DOWNCAST(len, Py_ssize_t,
+ unsigned int));
Py_INCREF(Py_None);
return Py_None;
@@ -240,7 +241,7 @@
PyObject *name_obj = NULL;
char *nameStr;
unsigned char *cp = NULL;
- Py_ssize_t len;
+ Py_ssize_t len = 0;
const EVP_MD *digest;
if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|s#:HASH", kwlist,
@@ -264,7 +265,8 @@
Py_INCREF(self->name);
if (cp && len)
- EVP_DigestUpdate(&self->ctx, cp, (unsigned int)len);
+ EVP_DigestUpdate(&self->ctx, cp, Py_SAFE_DOWNCAST(len, Py_ssize_t,
+ unsigned int));
return 0;
}
@@ -377,7 +379,7 @@
char *name;
const EVP_MD *digest;
unsigned char *cp = NULL;
- Py_ssize_t len;
+ Py_ssize_t len = 0;
if (!PyArg_ParseTupleAndKeywords(args, kwdict, "O|s#:new", kwlist,
&name_obj, &cp, &len)) {
@@ -391,7 +393,8 @@
digest = EVP_get_digestbyname(name);
- return EVPnew(name_obj, digest, NULL, cp, (unsigned int)len);
+ return EVPnew(name_obj, digest, NULL, cp, Py_SAFE_DOWNCAST(len, Py_ssize_t,
+ unsigned int));
}
/*
@@ -406,7 +409,7 @@
EVP_new_ ## NAME (PyObject *self, PyObject *args) \
{ \
unsigned char *cp = NULL; \
- Py_ssize_t len; \
+ Py_ssize_t len = 0; \
\
if (!PyArg_ParseTuple(args, "|s#:" #NAME , &cp, &len)) { \
return NULL; \
@@ -416,7 +419,7 @@
CONST_ ## NAME ## _name_obj, \
NULL, \
CONST_new_ ## NAME ## _ctx_p, \
- cp, (unsigned int)len); \
+ cp, Py_SAFE_DOWNCAST(len, Py_ssize_t, unsigned int)); \
}
/* a PyMethodDef structure for the constructor */
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