diff options
Diffstat (limited to 'Modules/_datetimemodule.c')
| -rw-r--r-- | Modules/_datetimemodule.c | 61 |
1 files changed, 40 insertions, 21 deletions
diff --git a/Modules/_datetimemodule.c b/Modules/_datetimemodule.c index 205b15bb18..1803d85a71 100644 --- a/Modules/_datetimemodule.c +++ b/Modules/_datetimemodule.c @@ -120,6 +120,8 @@ static PyTypeObject PyDateTime_TimeType; static PyTypeObject PyDateTime_TZInfoType; static PyTypeObject PyDateTime_TimeZoneType; +static int check_tzinfo_subclass(PyObject *p); + _Py_IDENTIFIER(as_integer_ratio); _Py_IDENTIFIER(fromutc); _Py_IDENTIFIER(isoformat); @@ -400,8 +402,7 @@ check_date_args(int year, int month, int day) { if (year < MINYEAR || year > MAXYEAR) { - PyErr_SetString(PyExc_ValueError, - "year is out of range"); + PyErr_Format(PyExc_ValueError, "year %i is out of range", year); return -1; } if (month < 1 || month > 12) { @@ -672,6 +673,10 @@ new_date_ex(int year, int month, int day, PyTypeObject *type) { PyDateTime_Date *self; + if (check_date_args(year, month, day) < 0) { + return NULL; + } + self = (PyDateTime_Date *) (type->tp_alloc(type, 0)); if (self != NULL) set_date_fields(self, year, month, day); @@ -689,6 +694,16 @@ new_datetime_ex2(int year, int month, int day, int hour, int minute, PyDateTime_DateTime *self; char aware = tzinfo != Py_None; + if (check_date_args(year, month, day) < 0) { + return NULL; + } + if (check_time_args(hour, minute, second, usecond, fold) < 0) { + return NULL; + } + if (check_tzinfo_subclass(tzinfo) < 0) { + return NULL; + } + self = (PyDateTime_DateTime *) (type->tp_alloc(type, aware)); if (self != NULL) { self->hastzinfo = aware; @@ -726,6 +741,13 @@ new_time_ex2(int hour, int minute, int second, int usecond, PyDateTime_Time *self; char aware = tzinfo != Py_None; + if (check_time_args(hour, minute, second, usecond, fold) < 0) { + return NULL; + } + if (check_tzinfo_subclass(tzinfo) < 0) { + return NULL; + } + self = (PyDateTime_Time *) (type->tp_alloc(type, aware)); if (self != NULL) { self->hastzinfo = aware; @@ -2511,8 +2533,6 @@ date_new(PyTypeObject *type, PyObject *args, PyObject *kw) if (PyArg_ParseTupleAndKeywords(args, kw, "iii", date_kws, &year, &month, &day)) { - if (check_date_args(year, month, day) < 0) - return NULL; self = new_date_ex(year, month, day, type); } return self; @@ -3598,10 +3618,6 @@ time_new(PyTypeObject *type, PyObject *args, PyObject *kw) if (PyArg_ParseTupleAndKeywords(args, kw, "|iiiiO$i", time_kws, &hour, &minute, &second, &usecond, &tzinfo, &fold)) { - if (check_time_args(hour, minute, second, usecond, fold) < 0) - return NULL; - if (check_tzinfo_subclass(tzinfo) < 0) - return NULL; self = new_time_ex2(hour, minute, second, usecond, tzinfo, fold, type); } @@ -4188,12 +4204,6 @@ datetime_new(PyTypeObject *type, PyObject *args, PyObject *kw) if (PyArg_ParseTupleAndKeywords(args, kw, "iii|iiiiO$i", datetime_kws, &year, &month, &day, &hour, &minute, &second, &usecond, &tzinfo, &fold)) { - if (check_date_args(year, month, day) < 0) - return NULL; - if (check_time_args(hour, minute, second, usecond, fold) < 0) - return NULL; - if (check_tzinfo_subclass(tzinfo) < 0) - return NULL; self = new_datetime_ex2(year, month, day, hour, minute, second, usecond, tzinfo, fold, type); @@ -4215,7 +4225,15 @@ static long long utc_to_seconds(int year, int month, int day, int hour, int minute, int second) { - long long ordinal = ymd_to_ord(year, month, day); + long long ordinal; + + /* ymd_to_ord() doesn't support year <= 0 */ + if (year < MINYEAR || year > MAXYEAR) { + PyErr_Format(PyExc_ValueError, "year %i is out of range", year); + return -1; + } + + ordinal = ymd_to_ord(year, month, day); return ((ordinal * 24 + hour) * 60 + minute) * 60 + second; } @@ -4231,7 +4249,6 @@ local(long long u) "timestamp out of range for platform time_t"); return -1; } - /* XXX: add bounds checking */ if (_PyTime_localtime(t, &local_time) != 0) return -1; return utc_to_seconds(local_time.tm_year + 1900, @@ -4269,6 +4286,7 @@ datetime_from_timet_and_us(PyObject *cls, TM_FUNC f, time_t timet, int us, */ second = Py_MIN(59, tm.tm_sec); + /* local timezone requires to compute fold */ if (tzinfo == Py_None && f == _PyTime_localtime) { long long probe_seconds, result_seconds, transition; @@ -4528,12 +4546,13 @@ add_datetime_timedelta(PyDateTime_DateTime *date, PyDateTime_Delta *delta, assert(factor == 1 || factor == -1); if (normalize_datetime(&year, &month, &day, - &hour, &minute, &second, µsecond) < 0) + &hour, &minute, &second, µsecond) < 0) { return NULL; - else - return new_datetime(year, month, day, - hour, minute, second, microsecond, - HASTZINFO(date) ? date->tzinfo : Py_None, 0); + } + + return new_datetime(year, month, day, + hour, minute, second, microsecond, + HASTZINFO(date) ? date->tzinfo : Py_None, 0); } static PyObject * |