diff options
Diffstat (limited to 'Python/compile.c')
| -rw-r--r-- | Python/compile.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/Python/compile.c b/Python/compile.c index a387317..4373422 100644 --- a/Python/compile.c +++ b/Python/compile.c @@ -265,8 +265,8 @@ PyCode_New(argcount, nlocals, stacksize, flags, if (!PyString_Check(v)) continue; p = PyString_AsString(v); - if ((int)strspn(p, NAME_CHARS) - != PyString_Size(v)) + if (strspn(p, NAME_CHARS) + != (size_t)PyString_Size(v)) continue; PyString_InternInPlace(&PyTuple_GET_ITEM(consts, i)); } @@ -340,7 +340,7 @@ com_error(c, exc, msg) PyObject *exc; char *msg; { - int n = strlen(msg); + size_t n = strlen(msg); PyObject *v; char buffer[30]; char *s; @@ -720,12 +720,12 @@ com_mangle(c, name, buffer, maxlen) struct compiling *c; char *name; char *buffer; - int maxlen; + size_t maxlen; { /* Name mangling: __private becomes _classname__private. This is independent from how the name is used. */ char *p; - int nlen, plen; + size_t nlen, plen; nlen = strlen(name); if (nlen+2 >= maxlen) return 0; /* Don't mangle __extremely_long_names */ @@ -761,7 +761,7 @@ com_addopnamestr(c, op, name) char buffer[256]; if (name != NULL && name[0] == '_' && name[1] == '_' && c->c_private != NULL && - com_mangle(c, name, buffer, (int)sizeof(buffer))) + com_mangle(c, name, buffer, sizeof(buffer))) name = buffer; #endif if (name == NULL || (v = PyString_InternFromString(name)) == NULL) { @@ -883,7 +883,7 @@ parsestr(s) char *s; { PyObject *v; - int len; + size_t len; char *buf; char *p; char *end; @@ -908,6 +908,10 @@ parsestr(s) } s++; len = strlen(s); + if (len > INT_MAX) { + PyErr_SetString(PyExc_OverflowError, "string to parse is too long"); + return NULL; + } if (s[--len] != quote) { PyErr_BadInternalCall(); return NULL; @@ -2201,7 +2205,7 @@ com_global_stmt(c, n) char buffer[256]; if (s != NULL && s[0] == '_' && s[1] == '_' && c->c_private != NULL && - com_mangle(c, s, buffer, (int)sizeof(buffer))) + com_mangle(c, s, buffer, sizeof(buffer))) s = buffer; #endif if (PyDict_GetItemString(c->c_locals, s) != NULL) { |