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-rw-r--r--src/vnet/interface.api2
-rw-r--r--src/vpp-api/python/vpp_papi/vpp_serializer.py81
2 files changed, 64 insertions, 19 deletions
diff --git a/src/vnet/interface.api b/src/vnet/interface.api
index 39bb9ca0fcc..1ecd3472f72 100644
--- a/src/vnet/interface.api
+++ b/src/vnet/interface.api
@@ -204,7 +204,7 @@ define sw_interface_dump
{
u32 client_index;
u32 context;
- vl_api_interface_index_t sw_if_index;
+ vl_api_interface_index_t sw_if_index [default=0xFFFFFFFF];
bool name_filter_valid;
string name_filter[];
};
diff --git a/src/vpp-api/python/vpp_papi/vpp_serializer.py b/src/vpp-api/python/vpp_papi/vpp_serializer.py
index b04530cd8a9..8361cd3c266 100644
--- a/src/vpp-api/python/vpp_papi/vpp_serializer.py
+++ b/src/vpp-api/python/vpp_papi/vpp_serializer.py
@@ -66,7 +66,32 @@ def conversion_unpacker(data, field_type):
return vpp_format.conversion_unpacker_table[field_type](data)
-class BaseTypes(object):
+# TODO: post 20.01, remove inherit from object.
+class Packer(object):
+ options = {}
+
+ def pack(self, data, kwargs):
+ raise NotImplementedError
+
+ def unpack(self, data, offset, result=None, ntc=False):
+ raise NotImplementedError
+
+ # override as appropriate in subclasses
+ def _get_packer_with_options(self, f_type, options):
+ return types[f_type]
+
+ def get_packer_with_options(self, f_type, options):
+ if options is not None:
+ try:
+ return self._get_packer_with_options(f_type, options)
+ except IndexError:
+ raise VPPSerializerValueError(
+ "Options not supported for {}{} ({})".
+ format(f_type, types[f_type].__class__,
+ options))
+
+
+class BaseTypes(Packer):
def __init__(self, type, elements=0, options=None):
base_types = {'u8': '>B',
'i8': '>b',
@@ -99,8 +124,12 @@ class BaseTypes(object):
def unpack(self, data, offset, result=None, ntc=False):
return self.packer.unpack_from(data, offset)[0], self.packer.size
+ def _get_packer_with_options(self, f_type, options):
+ c = types[f_type].__class__
+ return c(f_type, options=options)
-class String(object):
+
+class String(Packer):
def __init__(self, name, num, options):
self.name = name
self.num = num
@@ -150,6 +179,7 @@ types = {'u8': BaseTypes('u8'), 'u16': BaseTypes('u16'),
class_types = {}
+
def vpp_get_type(name):
try:
return types[name]
@@ -161,7 +191,7 @@ class VPPSerializerValueError(ValueError):
pass
-class FixedList_u8(object):
+class FixedList_u8(Packer):
def __init__(self, name, field_type, num):
self.name = name
self.num = num
@@ -187,6 +217,7 @@ class FixedList_u8(object):
raise VPPSerializerValueError(
'Packing failed for "{}" {}'
.format(self.name, kwargs))
+
def unpack(self, data, offset=0, result=None, ntc=False):
if len(data[offset:]) < self.num:
raise VPPSerializerValueError(
@@ -196,7 +227,7 @@ class FixedList_u8(object):
return self.packer.unpack(data, offset)
-class FixedList(object):
+class FixedList(Packer):
def __init__(self, name, field_type, num):
self.num = num
self.packer = types[field_type]
@@ -226,7 +257,7 @@ class FixedList(object):
return result, total
-class VLAList(object):
+class VLAList(Packer):
def __init__(self, name, field_type, len_field_name, index):
self.name = name
self.field_type = field_type
@@ -274,7 +305,7 @@ class VLAList(object):
return r, total
-class VLAList_legacy():
+class VLAList_legacy(Packer):
def __init__(self, name, field_type):
self.packer = types[field_type]
self.size = self.packer.size
@@ -304,7 +335,7 @@ class VLAList_legacy():
return r, total
-class VPPEnumType(object):
+class VPPEnumType(Packer):
def __init__(self, name, msgdef, options=None):
self.size = types['u32'].size
self.name = name
@@ -330,6 +361,7 @@ class VPPEnumType(object):
def __bool__(self):
return True
+ # TODO: Remove post 20.01.
if sys.version[0] == '2':
__nonzero__ = __bool__
@@ -346,8 +378,12 @@ class VPPEnumType(object):
x, size = types[self.enumtype].unpack(data, offset)
return self.enum(x), size
+ def _get_packer_with_options(self, f_type, options):
+ c = types[f_type].__class__
+ return c(f_type, types[f_type].msgdef, options=options)
-class VPPUnionType(object):
+
+class VPPUnionType(Packer):
def __init__(self, name, msgdef):
self.name = name
self.size = 0
@@ -397,9 +433,10 @@ class VPPUnionType(object):
return self.tuple._make(r), maxsize
-class VPPTypeAlias(object):
- def __init__(self, name, msgdef):
+class VPPTypeAlias(Packer):
+ def __init__(self, name, msgdef, options=None):
self.name = name
+ self.msgdef = msgdef
t = vpp_get_type(msgdef['type'])
if not t:
raise ValueError('No such type: {}'.format(msgdef['type']))
@@ -418,6 +455,7 @@ class VPPTypeAlias(object):
types[name] = self
self.toplevelconversion = False
+ self.options = options
def pack(self, data, kwargs=None):
if data and conversion_required(data, self.name):
@@ -426,11 +464,20 @@ class VPPTypeAlias(object):
# Python 2 and 3 raises different exceptions from inet_pton
except(OSError, socket.error, TypeError):
pass
+ if data is None: # Default to zero if not specified
+ if self.options and 'default' in self.options:
+ data = self.options['default']
+ else:
+ data = 0
return self.packer.pack(data, kwargs)
+ def _get_packer_with_options(self, f_type, options):
+ c = types[f_type].__class__
+ return c(f_type, types[f_type].msgdef, options=options)
+
def unpack(self, data, offset=0, result=None, ntc=False):
- if ntc == False and self.name in vpp_format.conversion_unpacker_table:
+ if ntc is False and self.name in vpp_format.conversion_unpacker_table:
# Disable type conversion for dependent types
ntc = True
self.toplevelconversion = True
@@ -441,7 +488,7 @@ class VPPTypeAlias(object):
return t, size
-class VPPType(object):
+class VPPType(Packer):
# Set everything up to be able to pack / unpack
def __init__(self, name, msgdef):
self.name = name
@@ -496,14 +543,12 @@ class VPPType(object):
p = VLAList(f_name, f_type, f[3], length_index)
self.packers.append(p)
else:
- # Support default for basetypes and enums
+ # default support for types that decay to basetype
if 'default' in self.options:
- try:
- p = BaseTypes(f_type, 0, self.options)
- except KeyError:
- p = class_types[f_type](f_name, types[f_type].msgdef, self.options)
+ p = self.get_packer_with_options(f_type, self.options)
else:
p = types[f_type]
+
self.packers.append(p)
size += p.size
@@ -545,7 +590,7 @@ class VPPType(object):
# Return a list of arguments
result = []
total = 0
- if ntc == False and self.name in vpp_format.conversion_unpacker_table:
+ if ntc is False and self.name in vpp_format.conversion_unpacker_table:
# Disable type conversion for dependent types
ntc = True
self.toplevelconversion = True