sitory, then this header indicates the youngest
 * revision in the repository.
 * @since New in 1.7.  */
#define SVN_DAV_YOUNGEST_REV_HEADER "SVN-Youngest-Rev"

/** Assuming the OPTIONS was performed against a resource within a
 * Subversion repository, then this header indicates the UUID of the
 * repository.
 * @since New in 1.7.  */
#define SVN_DAV_REPOS_UUID_HEADER "SVN-Repository-UUID"

/** Presence of this in a DAV header in an OPTIONS response indicates
 * that the server speaks HTTP protocol v2.  This header provides an
 * opaque URI that the client should send all custom REPORT requests
 * against.
 * @since New in 1.7.  */
#define SVN_DAV_ME_RESOURCE_HEADER "SVN-Me-Resource"

/** This header provides the repository root URI, suitable for use in
 * calculating the relative paths of other public URIs for this
 * repository into .  (HTTP protocol v2 only)
 * @since New in 1.7.  */
#define SVN_DAV_ROOT_URI_HEADER "SVN-Repository-Root"

/** This header provides an opaque URI that the client can append a
 * revision to, to construct a 'revision URL'.  This allows direct
 * read/write access to revprops via PROPFIND or PROPPATCH, and is
 * similar to libsvn_fs's revision objects (as distinct from "revision
 * roots").  (HTTP protocol v2 only)
 * @since New in 1.7.  */
#define SVN_DAV_REV_STUB_HEADER "SVN-Rev-Stub"

/** This header provides an opaque URI that the client can append
 * PEGREV/PATH to, in order to construct URIs of pegged objects in the
 * repository, similar to the use of a "revision root" in the
 * libsvn_fs API.  (HTTP protocol v2 only)
 * @since New in 1.7.  */
#define SVN_DAV_REV_ROOT_STUB_HEADER "SVN-Rev-Root-Stub"

/** This header provides an opaque URI which represents a Subversion
 * transaction (revision-in-progress) object.  It is suitable for use
 * in fetching and modifying transaction properties as part of a
 * commit process, similar to the svn_fs_txn_t object (as distinct
 * from a "txn root").  (HTTP protocol v2 only)
 * @since New in 1.7.  */
#define SVN_DAV_TXN_STUB_HEADER "SVN-Txn-Stub"

/** Companion to @c SVN_DAV_TXN_STUB_HEADER, used when a POST request
 *  returns @c SVN_DAV_VTXN_NAME_HEADER in response to a client
 *  supplied name.  (HTTP protocol v2 only)
 * @since New in 1.7.  */
#define SVN_DAV_VTXN_STUB_HEADER "SVN-VTxn-Stub"

/** This header provides an opaque URI which represents the root
 * directory of a Subversion transaction (revision-in-progress),
 * similar to the concept of a "txn root" in the libsvn_fs API.  The
 * client can append additional path segments to it to access items
 * deeper in the transaction tree as part of a commit process.  (HTTP
 * protocol v2 only)
 * @since New in 1.7.  */
#define SVN_DAV_TXN_ROOT_STUB_HEADER "SVN-Txn-Root-Stub"

/** Companion to @c SVN_DAV_TXN_ROOT_STUB_HEADER, used when a POST
 *  request returns @c SVN_DAV_VTXN_NAME_HEADER in response to a
 *  client supplied name.  (HTTP protocol v2 only)
 * @since New in 1.7.  */
#define SVN_DAV_VTXN_ROOT_STUB_HEADER "SVN-VTxn-Root-Stub"

/** This header is used in the POST response to tell the client the
 * name of the Subversion transaction created by the request.  It can
 * then be appended to the transaction stub and transaction root stub
 * for access to the properties and paths, respectively, of the named
 * transaction.  (HTTP protocol v2 only)
 * @since New in 1.7.  */
#define SVN_DAV_TXN_NAME_HEADER "SVN-Txn-Name"

/** This header is used in the POST request, to pass a client supplied
 * alternative transaction name to the server, and in the POST
 * response, to tell the client that the alternative transaction
 * resource names should be used.  (HTTP protocol v2 only)
 * @since New in 1.7.  */
#define SVN_DAV_VTXN_NAME_HEADER "SVN-VTxn-Name"

/** This header is used in the OPTIONS response to identify named
 * skel-based POST request types which the server is prepared to
 * handle.  (HTTP protocol v2 only)
 * @since New in 1.8.   */
#define SVN_DAV_SUPPORTED_POSTS_HEADER "SVN-Supported-Posts"

/** This header is used in the OPTIONS response to indicate if the server
 * wants bulk update requests (Prefer) or only accepts skelta requests (Off).
 * If this value is On both options are allowed.
 * @since New in 1.8.   */
#define SVN_DAV_ALLOW_BULK_UPDATES "SVN-Allow-Bulk-Updates"

/** Assuming the request target is a Subversion repository resource,
 * this header is returned in the OPTIONS response to indicate whether
 * the repository supports the merge tracking feature ("yes") or not
 * ("no").
 * @since New in 1.8.  */
#define SVN_DAV_REPOSITORY_MERGEINFO "SVN-Repository-MergeInfo"

/**
 * @name Fulltext MD5 headers
 *
 * These headers are for client and server to verify that the base
 * and the result of a change transmission are the same on both
 * sides, regardless of what transformations (svndiff deltification,
 * gzipping, etc) the data may have gone through in between.
 *
 * The result md5 is always used whenever file contents are
 * transferred, because every transmission has a resulting text.
 *
 * The base md5 is used to verify the base text against which svndiff
 * data is being applied.  Note that even for svndiff transmissions,
 * base verification is not strictly necessary (and may therefore be
 * unimplemented), as any error will be caught by the verification of
 * the final result.  However, if the problem is that the base text is
 * corrupt, the error will be caught earlier if the base md5 is used.
 *
 * Normal WebDAV or DeltaV clients don't use these.
 * @{
 */
#define SVN_DAV_BASE_FULLTEXT_MD5_HEADER "X-SVN-Base-Fulltext-MD5"
#define SVN_DAV_RESULT_FULLTEXT_MD5_HEADER "X-SVN-Result-Fulltext-MD5"
/** @} */

/* ### should add strings for the various XML elements in the reports
   ### and things. also the custom prop names. etc.
*/

/** The svn-specific object that is placed within a <D:error> response.
 *
 * @defgroup svn_dav_error Errors in svn_dav
 * @{ */

/** The error object's namespace */
#define SVN_DAV_ERROR_NAMESPACE "svn:"

/** The error object's tag */
#define SVN_DAV_ERROR_TAG       "error"

/** @} */


/** General property (xml) namespaces that will be used by both ra_dav
 * and mod_dav_svn for marshalling properties.
 *
 * @defgroup svn_dav_property_xml_namespaces DAV property namespaces
 * @{
 */

/** A property stored in the fs and wc, begins with 'svn:', and is
 * interpreted either by client or server.
 */
#define SVN_DAV_PROP_NS_SVN "http://subversion.tigris.org/xmlns/svn/"

/** A property stored in the fs and wc, but totally ignored by svn
 * client and server.
 *
 * A property simply invented by the users.
 */
#define SVN_DAV_PROP_NS_CUSTOM "http://subversion.tigris.org/xmlns/custom/"

/** A property purely generated and consumed by the network layer, not
 * seen by either fs or wc.
 */
#define SVN_DAV_PROP_NS_DAV "http://subversion.tigris.org/xmlns/dav/"