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structure: Don't allow invalid GDates in all structures and don't allow NULL GDates in taglists

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Some code (e.g. gstvorbistag.c) assumes non-NULL GDates in taglists and
explodes otherwise and NULL or invalid GDates don't make much sense anyway.
This commit is contained in:
Sebastian Dröge 2011-04-04 10:18:14 +02:00
parent d0d27e83fe
commit eba33c1de1
1 changed files with 19 additions and 0 deletions
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19
gst/gststructure.c
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@ -782,6 +782,25 @@ gst_structure_set_field (GstStructure * structure, GstStructureField * field)
g_value_unset (&field->value);
return;
}
} else if (G_UNLIKELY (GST_VALUE_HOLDS_DATE (&field->value))) {
const GDate *d;
d = gst_value_get_date (&field->value);
/* only check for NULL GDates in taglists, as they might make sense
* in other, generic structs */
if (G_UNLIKELY ((IS_TAGLIST (structure) && d == NULL))) {
GIT_G_WARNING ("Trying to set NULL GDate on field '%s' on taglist. "
"Please file a bug.", g_quark_to_string (field->name));
g_value_unset (&field->value);
return;
} else if (G_UNLIKELY (d != NULL && !g_date_valid (d))) {
g_warning
("Trying to set invalid GDate on %s field '%s'. Please file a bug.",
IS_TAGLIST (structure) ? "taglist" : "structure",
g_quark_to_string (field->name));
g_value_unset (&field->value);
return;
}
}
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