These are accessible from the plugin by:
import nbdkit
if flags & nbdkit.FLAG_MAY_TRIM:
&c.
Many (all?) of these are not yet useful for plugins, some will never
be useful, but they only consume a tiny bit of memory and it's nice to
have the complete set available for future use.
---
plugins/python/python.c | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/plugins/python/python.c b/plugins/python/python.c
index 214fffb..52eb752 100644
--- a/plugins/python/python.c
+++ b/plugins/python/python.c
@@ -231,6 +231,36 @@ create_nbdkit_module (void)
nbdkit_error ("could not create the nbdkit API module");
exit (EXIT_FAILURE);
}
+
+ /* Constants corresponding to various flags. */
+#define ADD_INT_CONSTANT(name) \
+ if (PyModule_AddIntConstant (m, #name, NBDKIT_##name) == -1) { \
+ nbdkit_error ("could not add constant %s to nbdkit API module", \
+ #name); \
+ exit (EXIT_FAILURE); \
+ }
+ ADD_INT_CONSTANT (THREAD_MODEL_SERIALIZE_CONNECTIONS);
+ ADD_INT_CONSTANT (THREAD_MODEL_SERIALIZE_ALL_REQUESTS);
+ ADD_INT_CONSTANT (THREAD_MODEL_SERIALIZE_REQUESTS);
+ ADD_INT_CONSTANT (THREAD_MODEL_PARALLEL);
+
+ ADD_INT_CONSTANT (FLAG_MAY_TRIM);
+ ADD_INT_CONSTANT (FLAG_FUA);
+ ADD_INT_CONSTANT (FLAG_REQ_ONE);
+ ADD_INT_CONSTANT (FLAG_FAST_ZERO);
+
+ ADD_INT_CONSTANT (FUA_NONE);
+ ADD_INT_CONSTANT (FUA_EMULATE);
+ ADD_INT_CONSTANT (FUA_NATIVE);
+
+ ADD_INT_CONSTANT (CACHE_NONE);
+ ADD_INT_CONSTANT (CACHE_EMULATE);
+ ADD_INT_CONSTANT (CACHE_NATIVE);
+
+ ADD_INT_CONSTANT (EXTENT_HOLE);
+ ADD_INT_CONSTANT (EXTENT_ZERO);
+#undef ADD_INT_CONSTANT
+
return m;
}
--
2.23.0