+YAZ_EXPORT const char *yaz_srw_pack_to_str(int pack);
+YAZ_EXPORT int yaz_srw_str_to_pack(const char *str);
+
+YAZ_EXPORT int yaz_uri_to_array(const char *path, ODR o,
+ char ***name, char ***val);
+YAZ_EXPORT void yaz_array_to_uri(char **path, ODR o,
+ char **name, char **value);
+
+/** \brief encodes URI component
+ \param dst destination string (should be at least 3*strlen(uri)+1)
+ \param uri URI component C-string (source)
+*/
+YAZ_EXPORT void yaz_encode_uri_component(char *dst, const char *uri);
+
+/** \brief decodes URI component
+ \param dst destination string (should be at least strlen(uri)+1)
+ \param uri URI component buffer (source)
+ \param len number of bytes to decode from uri
+*/
+YAZ_EXPORT void yaz_decode_uri_component(char *dst, const char *uri,
+ size_t len);
+
+YAZ_EXPORT int yaz_srw_decode(Z_HTTP_Request *hreq, Z_SRW_PDU **srw_pdu,
+ Z_SOAP **soap_package, ODR decode, char **charset);
+
+YAZ_EXPORT int yaz_sru_decode(Z_HTTP_Request *hreq, Z_SRW_PDU **srw_pdu,
+ Z_SOAP **soap_package, ODR decode,
+ char **charset,
+ Z_SRW_diagnostic **, int *num_diagnostic);
+
+/** \brief decode SOLR response (HTTP)
+ \param o ODR for result
+ \param hres HTTP response to be decoded
+ \param pdup SRW response pointer (set if successful)
+ \retval -1 fail
+ \retval 0 OK
+*/
+YAZ_EXPORT int yaz_solr_decode_response(ODR o, Z_HTTP_Response *hres,
+ Z_SRW_PDU **pdup);
+
+
+YAZ_EXPORT void yaz_add_srw_diagnostic(ODR o, Z_SRW_diagnostic **d,
+ int *num, int code,
+ const char *addinfo);
+
+YAZ_EXPORT void yaz_add_sru_update_diagnostic(ODR o, Z_SRW_diagnostic **d,
+ int *num, int code,
+ const char *addinfo);
+
+YAZ_EXPORT void yaz_mk_std_diagnostic(ODR o, Z_SRW_diagnostic *d,
+ int code, const char *details);
+
+YAZ_EXPORT void yaz_add_srw_diagnostic_uri(ODR o, Z_SRW_diagnostic **d,
+ int *num, const char *uri,
+ const char *message,
+ const char *details);
+
+YAZ_EXPORT void yaz_mk_srw_diagnostic(ODR o, Z_SRW_diagnostic *d,
+ const char *uri, const char *message,
+ const char *details);
+
+YAZ_EXPORT int yaz_sru_get_encode(Z_HTTP_Request *hreq, Z_SRW_PDU *srw_pdu,
+ ODR encode, const char *charset);
+YAZ_EXPORT int yaz_sru_post_encode(Z_HTTP_Request *hreq, Z_SRW_PDU *srw_pdu,
+ ODR encode, const char *charset);
+YAZ_EXPORT int yaz_sru_soap_encode(Z_HTTP_Request *hreq, Z_SRW_PDU *srw_pdu,
+ ODR odr, const char *charset);
+
+/** \brief encode SOLR request (HTTP)
+ \param hreq HTTP request to be modified (with encoded request)
+ \param srw_pdu SRW request
+ \param encode ODR for result
+ \param charset character set for request (may be NULL)
+ \retval -1 fail
+ \retval 0 OK
+*/
+YAZ_EXPORT int yaz_solr_encode_request(Z_HTTP_Request *hreq, Z_SRW_PDU *srw_pdu,
+ ODR encode, const char *charset);
+
+YAZ_EXPORT
+void yaz_encode_sru_extra(Z_SRW_PDU *sr, ODR odr, const char *extra_args);
+
+
+#define YAZ_XMLNS_SRU_v1_0 "http://www.loc.gov/zing/srw/v1.0/"
+#define YAZ_XMLNS_SRU_v1_1 "http://www.loc.gov/zing/srw/"
+#define YAZ_XMLNS_DIAG_v1_1 "http://www.loc.gov/zing/srw/diagnostic/"
+#define YAZ_XMLNS_DIAG_v2 "http://docs.oasis-open.org/ns/search-ws/diagnostic"
+#define YAZ_XMLNS_UPDATE_v0_9 "http://www.loc.gov/zing/srw/update/"
+#define YAZ_XMLNS_SRU_v2_mask "http://docs.oasis-open.org/ns/search-ws/*"
+#define YAZ_XMLNS_SRU_v1_response "http://www.loc.gov/*"
+
+YAZ_EXPORT
+int yaz_srw_check_content_type(Z_HTTP_Response *hres);
+
+YAZ_EXPORT
+int sru_decode_surrogate_diagnostics(const char *buf, size_t len,
+ Z_SRW_diagnostic **diag,
+ int *num, ODR odr);
+
+YAZ_EXPORT
+void yaz_mk_sru_surrogate(ODR o, Z_SRW_record *record, int pos,
+ int code, const char *details);
+
+/** \brief encode SRU database for HTTP path
+ \param out memory handle for resulting encoded database string
+ \param db source database
+ \returns encoded database path (includes leading /)
+*/
+YAZ_EXPORT
+char *yaz_encode_sru_dbpath_odr(ODR out, const char *db);
+
+/** \brief encode SRU database for HTTP path
+ \param dst destination buffer (should be at least strlen(db) +2 in size)
+ \param db source database
+
+ The resulting database (dst) includes a leading /
+*/
+YAZ_EXPORT
+void yaz_encode_sru_dbpath_buf(char *dst, const char *db);
+
+YAZ_END_CDECL