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/* This file is part of the YAZ toolkit. * Copyright (C) Index Data. * All rights reserved. * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of Index Data nor the names of its contributors * may be used to endorse or promote products derived from this * software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /** * \file pquery.h * \brief Header for PQF parsing */ #ifndef PQUERY_H #define PQUERY_H #include <yaz/yconfig.h> #include <yaz/proto.h> YAZ_BEGIN_CDECL typedef struct yaz_pqf_parser *YAZ_PQF_Parser; YAZ_EXPORT Z_RPNQuery *p_query_rpn(ODR o, const char *qbuf); YAZ_EXPORT YAZ_PQF_Parser yaz_pqf_create(void); YAZ_EXPORT Z_RPNQuery *yaz_pqf_parse(YAZ_PQF_Parser p, ODR o, const char *qbuf); YAZ_EXPORT Z_AttributesPlusTerm *yaz_pqf_scan(YAZ_PQF_Parser p, ODR o, Odr_oid **attributeSetId, const char *qbuf); YAZ_EXPORT Z_AttributeList *yaz_pqf_scan_attribute_list(YAZ_PQF_Parser p, ODR o, Odr_oid **attributeSetId, const char *qbuf); YAZ_EXPORT Z_FacetList *yaz_pqf_parse_facet_list(ODR odr, const char *args ); YAZ_EXPORT void yaz_pqf_destroy(YAZ_PQF_Parser p); YAZ_EXPORT int yaz_pqf_error(YAZ_PQF_Parser p, const char **msg, size_t *off); YAZ_EXPORT Z_Term *z_Term_create(ODR o, int term_type, const char *buf, size_t len); /* no error */ #define YAZ_PQF_ERROR_NONE 0 /* extra token (end of query expected) */ #define YAZ_PQF_ERROR_EXTRA 1 /* missing token (at least one token expected) */ #define YAZ_PQF_ERROR_MISSING 2 /* bad attribute set (for @attr and @attrset) */ #define YAZ_PQF_ERROR_ATTSET 3 /* too many items (limit reached - too many attributes, etc) */ #define YAZ_PQF_ERROR_TOOMANY 4 /* bad format of attribute (missing =) */ #define YAZ_PQF_ERROR_BADATTR 5 /* internal failure */ #define YAZ_PQF_ERROR_INTERNAL 6 /* bad proximity args */ #define YAZ_PQF_ERROR_PROXIMITY 7 /* bad unsigned integer */ #define YAZ_PQF_ERROR_BAD_INTEGER 8 YAZ_END_CDECL #endif /* * Local variables: * c-basic-offset: 4 * c-file-style: "Stroustrup" * indent-tabs-mode: nil * End: * vim: shiftwidth=4 tabstop=8 expandtab */