/*
- * Copyright (c) 1995-2006, Index Data
+ * Copyright (c) 1995-2007, 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:
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-/* $Id: backend.h,v 1.40 2006-12-06 21:35:58 adam Exp $ */
+/* $Id: backend.h,v 1.44 2007-05-02 11:53:25 adam Exp $ */
/**
* \file backend.h
#include <yaz/yconfig.h>
#include <yaz/proto.h>
#include <yaz/srw.h>
+#include <yaz/oid_db.h>
YAZ_BEGIN_CDECL
char *srw_sortKeys; /* holds SRU/SRW sortKeys info */
char *srw_setname; /* holds SRU/SRW generated resultsetID */
int *srw_setnameIdleTime; /* holds SRU/SRW life-time */
+ int estimated_hit_count; /* if hit count is estimated */
+ int partial_resultset; /* if result set is partial */
} bend_search_rr;
/* extended present handler. Does not replace bend_fetch. */
char *setname; /* set name */
int start;
int number; /* record number */
- oid_value format; /* One of the CLASS_RECSYN members */
+ int *format; /* format, transfer syntax (OID) */
Z_ReferenceId *referenceId;/* reference ID */
Z_RecordComposition *comp; /* Formatting instructions */
ODR stream; /* encoding stream - memory source if required */
char *setname; /* set name */
int number; /* record number */
Z_ReferenceId *referenceId;/* reference ID */
- oid_value request_format; /* One of the CLASS_RECSYN members */
- int *request_format_raw; /* same as above (raw OID) */
+ int *request_format; /* format, transfer syntax (OID) */
Z_RecordComposition *comp; /* Formatting instructions */
ODR stream; /* encoding stream - memory source if req */
ODR print; /* printing stream */
int len; /* length of record or -1 if structured */
char *record; /* record */
int last_in_set; /* is it? */
- oid_value output_format; /* format */
- int *output_format_raw; /* used instead of above if not-null */
+ int *output_format; /* response format/syntax (OID) */
int errcode; /* 0==success */
char *errstring; /* system error string or NULL */
int surrogate_flag; /* surrogate diagnostic */
typedef struct bend_scan_rr {
int num_bases; /* number of elements in databaselist */
char **basenames; /* databases to search */
- oid_value attributeset;
+ int *attributeset;
Z_ReferenceId *referenceId; /* reference ID */
Z_AttributesPlusTerm *term;
ODR stream; /* encoding stream - memory source if required */
typedef struct bend_initrequest
{
+ /* arguments to be read by a backend */
Z_IdAuthentication *auth;
ODR stream; /* encoding stream */
ODR print; /* printing stream */
Z_ReferenceId *referenceId;/* reference ID */
char *peer_name; /* dns host of peer (client) */
-
+ ODR decode; /* decoding stream */
+ /* character set and language negotiation - see include/yaz/z-charneg.h */
+ Z_CharSetandLanguageNegotiation *charneg_request;
+
+
+ /* stuff to be modified/set by backend */
+
+ /* character negotiation response */
+ Z_External *charneg_response;
+ char *query_charset;
+ int records_in_same_charset; /* as query_charset */
char *implementation_id;
char *implementation_name;
char *implementation_version;
- int (*bend_sort) (void *handle, bend_sort_rr *rr);
- int (*bend_search) (void *handle, bend_search_rr *rr);
- int (*bend_fetch) (void *handle, bend_fetch_rr *rr);
- int (*bend_present) (void *handle, bend_present_rr *rr);
+ int (*bend_sort)(void *handle, bend_sort_rr *rr);
+ int (*bend_search)(void *handle, bend_search_rr *rr);
+ int (*bend_fetch)(void *handle, bend_fetch_rr *rr);
+ int (*bend_present)(void *handle, bend_present_rr *rr);
int (*bend_esrequest) (void *handle, bend_esrequest_rr *rr);
int (*bend_delete)(void *handle, bend_delete_rr *rr);
int (*bend_scan)(void *handle, bend_scan_rr *rr);
int (*bend_segment)(void *handle, bend_segment_rr *rr);
-
- ODR decode; /* decoding stream */
- /* character set and language negotiation - see include/yaz/z-charneg.h */
- Z_CharSetandLanguageNegotiation *charneg_request;
- Z_External *charneg_response;
int (*bend_explain)(void *handle, bend_explain_rr *rr);
int (*bend_srw_scan)(void *handle, bend_scan_rr *rr);
int (*bend_srw_update)(void *handle, bend_update_rr *rr);
+
} bend_initrequest;
typedef struct bend_initresult
int dynamic; /* fork on incoming requests */
int threads; /* use threads */
int one_shot; /* one session then exit(1) */
- int __UNUSED__loglevel; /* desired logging-level */
char apdufile[ODR_MAXNAME+1]; /* file for pretty-printed PDUs */
char logfile[ODR_MAXNAME+1]; /* file for diagnostic output */
char default_listen[1024]; /* 0 == no default listen */
- enum oid_proto default_proto; /* PROTO_SR or PROTO_Z3950 */
+ enum oid_proto default_proto; /* PROTO_SR or PROTO_Z3950 */
int idle_timeout; /* how many minutes to wait before closing */
int maxrecordsize; /* maximum value for negotiation */
char configname[ODR_MAXNAME+1]; /* given to the backend in bend_init */