# $Id$
#
# RelaxNG schema for RPKI publication protocol, from current I-D.
#
# Copyright (c) 2014 IETF Trust and the persons identified as authors
# of the code.  All rights reserved.
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# POSSIBILITY OF SUCH DAMAGE.

default namespace =
    "http://www.hactrn.net/uris/rpki/publication-spec/"

# This is version 3 of the protocol.

version = "3"

# Top level PDU is either a query or a reply.

start |= element msg {
  attribute version { version },
  attribute type    { "query" },
  query_elt*
}

start |= element msg {
  attribute version { version },
  attribute type    { "reply" },
  reply_elt*
}

# PDUs allowed in  queries and replies.

query_elt = publish_query | withdraw_query | list_query
reply_elt = publish_reply | withdraw_reply | list_reply | report_error_reply

# Tag attributes for bulk operations.

tag = attribute tag { xsd:token { maxLength="1024" } }

# Base64 encoded DER stuff.

base64 = xsd:base64Binary

# Publication URIs.

uri = attribute uri { xsd:anyURI { maxLength="4096" } }

# Digest of objects being withdrawn

hash = attribute hash { xsd:string { pattern = "[0-9a-fA-F]+" } }

# Error codes.

error = xsd:token { maxLength="1024" }

# <publish/> element

publish_query = element publish { tag?, uri, hash?, base64 }
publish_reply = element publish { tag?, uri }

# <withdraw/> element

withdraw_query = element withdraw { tag?, uri, hash }
withdraw_reply = element withdraw { tag?, uri }

# <list/> element

list_query = element list { tag? }
list_reply = element list { tag?, uri, hash }

# <report_error/> element

report_error_reply = element report_error {
  tag?,
  attribute error_code { error },
  xsd:string { maxLength="512000" }?
}

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