X-Git-Url: http://git.indexdata.com/?p=idzebra-moved-to-github.git;a=blobdiff_plain;f=include%2Frecctrl.h;h=f134e3ddec8b093483c5acd6677de30da9fbbad1;hp=9fe90e74a55e3007b80209e0c890863113bfcc2a;hb=8ee402d79e37344b08c2b54ad45b50e8327a6c03;hpb=50cca4dc248badf5fc15bfd0e24efc02476e5697 diff --git a/include/recctrl.h b/include/recctrl.h index 9fe90e7..f134e3d 100644 --- a/include/recctrl.h +++ b/include/recctrl.h @@ -1,101 +1,34 @@ -/* - * Copyright (C) 1994-1998, Index Data I/S - * All rights reserved. - * Sebastian Hammer, Adam Dickmeiss - * - * $Log: recctrl.h,v $ - * Revision 1.24 1998-03-05 08:38:46 adam - * New member recordSize in recRetrieveCtrl. - * - * Revision 1.23 1998/02/10 12:03:05 adam - * Implemented Sort. - * - * Revision 1.22 1997/10/27 14:33:04 adam - * Moved towards generic character mapping depending on "structure" - * field in abstract syntax file. Fixed a few memory leaks. Fixed - * bug with negative integers when doing searches with relational - * operators. - * - * Revision 1.21 1997/09/18 08:59:19 adam - * Extra generic handle for the character mapping routines. - * - * Revision 1.20 1997/09/17 12:19:10 adam - * Zebra version corresponds to YAZ version 1.4. - * Changed Zebra server so that it doesn't depend on global common_resource. - * - * Revision 1.19 1997/09/05 15:30:02 adam - * Changed prototype for chr_map_input - added const. - * Added support for C++, headers uses extern "C" for public definitions. - * - * Revision 1.18 1997/09/04 13:56:15 adam - * Added new filter grs.marc. where refers to - * abstract syntax. New method tellf in extract/retrieve control - * block. - * - * Revision 1.17 1997/04/30 08:56:04 quinn - * null - * - * Revision 1.16 1996/10/11 10:56:25 adam - * New module recctrl. Used to manage records (extract/retrieval). - * All record types are accessed by means of definitions in recctrl.h. - * - * Revision 1.15 1996/06/06 12:08:16 quinn - * Added showRecord Group entry - * - * Revision 1.14 1996/05/09 07:28:49 quinn - * Work towards phrases and multiple registers - * - * Revision 1.13 1996/05/01 13:44:05 adam - * Added seek function to the recExtractCtrl and recRetrieveCtrl control - * structures. Added end-of-file indicator function and start offset to - * recExtractCtrl. - * - * Revision 1.12 1996/01/17 15:01:25 adam - * Prototype changed for reader functions in extract/retrieve. File - * is identified by 'void *' instead of 'int'. - * - * Revision 1.11 1995/12/04 14:20:54 adam - * Extra arg to recType_byName. - * - * Revision 1.10 1995/10/16 14:03:06 quinn - * Changes to support element set names and espec1 - * - * Revision 1.9 1995/10/06 14:37:53 adam - * New result set method: r_score. - * Local no (sysno) and score is transferred to retrieveCtrl. - * - * Revision 1.8 1995/10/02 15:43:35 adam - * Extract uses file descriptors instead of FILE pointers. - * - * Revision 1.7 1995/10/02 15:18:09 adam - * Minor changes. - * - * Revision 1.6 1995/10/02 15:05:26 quinn - * Added a few fields. - * - * Revision 1.5 1995/10/02 14:55:52 quinn - * *** empty log message *** - * - * Revision 1.4 1995/09/27 16:17:29 adam - * More work on retrieve. - * - * Revision 1.3 1995/09/27 12:21:25 adam - * New function: recType_byName. - * - * Revision 1.2 1995/09/15 14:45:03 adam - * Retrieve control. - * - * Revision 1.1 1995/09/14 07:48:13 adam - * Record control management. - * - */ +/* $Id: recctrl.h,v 1.42 2004-09-27 10:44:48 adam Exp $ + Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002,2003,2004 + Index Data Aps + +This file is part of the Zebra server. + +Zebra is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free +Software Foundation; either version 2, or (at your option) any later +version. + +Zebra is distributed in the hope that it will be useful, but WITHOUT ANY +WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +for more details. + +You should have received a copy of the GNU General Public License +along with Zebra; see the file LICENSE.zebra. If not, write to the +Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA +02111-1307, USA. +*/ + + #ifndef RECCTRL_H #define RECCTRL_H -#include -#include -#include +#include +#include +#include +#include #include #include @@ -112,6 +45,7 @@ typedef struct { int length; int seqno; ZebraMaps zebra_maps; + struct recExtractCtrl *extractCtrl; } RecWord; /* Extract record control */ @@ -122,17 +56,21 @@ struct recExtractCtrl { off_t (*tellf)(void *fh); /* tell function */ void (*endf)(void *fh, off_t offset); /* end of record position */ off_t offset; /* start offset */ - char *subType; void (*init)(struct recExtractCtrl *p, RecWord *w); - void (*add)(RecWord *p); + void *clientData; + void (*tokenAdd)(RecWord *w); ZebraMaps zebra_maps; int flagShowRecords; + int seqno[256]; + void (*schemaAdd)(struct recExtractCtrl *p, Odr_oid *oid); data1_handle dh; + void *handle; }; /* Retrieve record control */ struct recRetrieveCtrl { /* Input parameters ... */ + Res res; /* Resource pool */ ODR odr; /* ODR used to create response */ void *fh; /* File descriptor and read function */ int (*readf)(void *fh, char *buf, size_t count); @@ -140,29 +78,57 @@ struct recRetrieveCtrl { off_t (*tellf)(void *fh); oid_value input_format; /* Preferred record syntax */ Z_RecordComposition *comp; /* formatting instructions */ - int localno; /* local id of record */ + char *encoding; /* preferred character encoding */ + zint localno; /* local id of record */ int score; /* score 0-1000 or -1 if none */ int recordSize; /* size of record in bytes */ - char *subType; + char *fname; /* name of file (or NULL if internal) */ data1_handle dh; /* response */ oid_value output_format; void *rec_buf; - size_t rec_len; + int rec_len; int diagnostic; char *message; }; -typedef struct recType +typedef struct recType *RecType; + +struct recType { - char *name; /* Name of record type */ - void (*init)(void); /* Init function - called once */ - int (*extract)(struct recExtractCtrl *ctrl); /* Extract proc */ - int (*retrieve)(struct recRetrieveCtrl *ctrl); /* Retrieve proc */ -} *RecType; + char *name; /* Name of record type */ + void *(*init)(Res res, RecType recType); /* Init function - called once */ + void (*config)(void *clientData, Res res, const char *args); /* Config */ + void (*destroy)(void *clientData); /* Destroy function */ + int (*extract)(void *clientData, + struct recExtractCtrl *ctrl); /* Extract proc */ + int (*retrieve)(void *clientData, + struct recRetrieveCtrl *ctrl); /* Retrieve proc */ +}; + +#define RECCTRL_EXTRACT_OK 0 +#define RECCTRL_EXTRACT_EOF 1 +#define RECCTRL_EXTRACT_ERROR_GENERIC 2 +#define RECCTRL_EXTRACT_ERROR_NO_SUCH_FILTER 3 + +typedef struct recTypeClass *RecTypeClass; +typedef struct recTypes *RecTypes; + +RecTypeClass recTypeClass_create (Res res, NMEM nmem); +void recTypeClass_destroy(RecTypeClass rtc); +void recTypeClass_info(RecTypeClass rtc, void *cd, + void (*cb)(void *cd, const char *s)); + +RecTypes recTypes_init(RecTypeClass rtc, data1_handle dh); +void recTypes_destroy(RecTypes recTypes); +void recTypes_default_handlers(RecTypes recTypes, Res res); + +RecType recType_byName(RecTypes rts, Res res, const char *name, + void **clientDataP); + -RecType recType_byName (const char *name, char *subType); +int grs_extract_tree(struct recExtractCtrl *p, data1_node *n); #ifdef __cplusplus }