diff options
Diffstat (limited to 'src/vpp-api/vapi/vapi_json_parser.py')
| -rw-r--r-- | src/vpp-api/vapi/vapi_json_parser.py | 119 |
1 files changed, 72 insertions, 47 deletions
diff --git a/src/vpp-api/vapi/vapi_json_parser.py b/src/vpp-api/vapi/vapi_json_parser.py index d0f8de03617..a9d2c8186bc 100644 --- a/src/vpp-api/vapi/vapi_json_parser.py +++ b/src/vpp-api/vapi/vapi_json_parser.py @@ -167,9 +167,48 @@ class Message(object): else: field_type = json_parser.lookup_type_like_id(field[0]) logger.debug("Parsing message field `%s'" % field) - f = parse_field(field_class, fields, field, field_type) - logger.debug("Parsed field `%s'" % f) - fields.append(f) + l = len(field) + if any(type(n) is dict for n in field): + l -= 1 + if l == 2: + if self.header is not None and\ + self.header.has_field(field[1]): + continue + p = field_class(field_name=field[1], + field_type=field_type) + elif l == 3: + if field[2] == 0: + raise ParseError( + "While parsing message `%s': variable length " + "array `%s' doesn't have reference to member " + "containing the actual length" % ( + name, field[1])) + p = field_class( + field_name=field[1], + field_type=field_type, + array_len=field[2]) + elif l == 4: + nelem_field = None + for f in fields: + if f.name == field[3]: + nelem_field = f + if nelem_field is None: + raise ParseError( + "While parsing message `%s': couldn't find " + "variable length array `%s' member containing " + "the actual length `%s'" % ( + name, field[1], field[3])) + p = field_class( + field_name=field[1], + field_type=field_type, + array_len=field[2], + nelem_field=nelem_field) + else: + raise Exception("Don't know how to parse message " + "definition for message `%s': `%s'" % + (m, m[1:])) + logger.debug("Parsed field `%s'" % p) + fields.append(p) self.fields = fields self.depends = [f.type for f in self.fields] logger.debug("Parsed message: %s" % self) @@ -181,48 +220,6 @@ class Message(object): self.crc) -def parse_field(field_class, fields, field, field_type): - l = len(field) - if l > 2: - if type(field[2]) is dict: - if "limit" in field[2]: - array_len = field[2]["limit"] - else: - l -= 1 - else: - array_len = field[2] - - if l == 2: - return field_class(field_name=field[1], - field_type=field_type) - elif l == 3: - if field[2] == 0: - raise ParseError("While parsing type `%s': array `%s' has " - "variable length" % (name, field[1])) - return field_class(field_name=field[1], - field_type=field_type, - array_len=array_len) - elif l == 4: - nelem_field = None - for f in fields: - if f.name == field[3]: - nelem_field = f - if nelem_field is None: - raise ParseError( - "While parsing message `%s': couldn't find " - "variable length array `%s' member containing " - "the actual length `%s'" % ( - name, field[1], field[3])) - return field_class(field_name=field[1], - field_type=field_type, - array_len=array_len, - nelem_field=nelem_field) - else: - raise ParseError( - "Don't know how to parse field `%s' of type definition " - "for type `%s'" % (field, t)) - - class StructType (Type, Struct): def __init__(self, definition, json_parser, field_class, logger): @@ -236,8 +233,36 @@ class StructType (Type, Struct): continue field_type = json_parser.lookup_type_like_id(field[0]) logger.debug("Parsing type field `%s'" % field) - f = parse_field(field_class, fields, field, field_type) - fields.append(f) + if len(field) == 2: + p = field_class(field_name=field[1], + field_type=field_type) + elif len(field) == 3: + if field[2] == 0: + raise ParseError("While parsing type `%s': array `%s' has " + "variable length" % (name, field[1])) + p = field_class(field_name=field[1], + field_type=field_type, + array_len=field[2]) + elif len(field) == 4: + nelem_field = None + for f in fields: + if f.name == field[3]: + nelem_field = f + if nelem_field is None: + raise ParseError( + "While parsing message `%s': couldn't find " + "variable length array `%s' member containing " + "the actual length `%s'" % ( + name, field[1], field[3])) + p = field_class(field_name=field[1], + field_type=field_type, + array_len=field[2], + nelem_field=nelem_field) + else: + raise ParseError( + "Don't know how to parse field `%s' of type definition " + "for type `%s'" % (field, t)) + fields.append(p) Type.__init__(self, name) Struct.__init__(self, name, fields) |