X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=include%2Frecctrl.h;h=c1f439240ae7da75e0b43e0b0629bd1bb0c32482;hb=e150e51a7e20a902e9fd2f11f00811f94f67d529;hp=3bd4557a028182a73847a28f9ec74e9d3ddcc0f5;hpb=40ca1d08c1d83b92e0b90951d918b252c61c63b2;p=idzebra-moved-to-github.git diff --git a/include/recctrl.h b/include/recctrl.h index 3bd4557..c1f4392 100644 --- a/include/recctrl.h +++ b/include/recctrl.h @@ -1,10 +1,91 @@ /* - * Copyright (C) 1994-1995, Index Data I/S + * Copyright (C) 1994-1998, Index Data * All rights reserved. * Sebastian Hammer, Adam Dickmeiss * * $Log: recctrl.h,v $ - * Revision 1.9 1995-10-06 14:37:53 adam + * Revision 1.32 1999-11-30 13:48:03 adam + * Improved installation. Updated for inclusion of YAZ header files. + * + * Revision 1.31 1999/09/07 07:19:21 adam + * Work on character mapping. Implemented replace rules. + * + * Revision 1.30 1999/05/21 12:00:17 adam + * Better diagnostics for extraction process. + * + * Revision 1.29 1999/05/20 12:57:18 adam + * Implemented TCL filter. Updated recctrl system. + * + * Revision 1.28 1999/03/02 16:15:42 quinn + * Added "tagsysno" and "tagrank" directives to zebra.cfg. + * + * Revision 1.27 1998/10/16 08:14:28 adam + * Updated record control system. + * + * Revision 1.26 1998/05/20 10:12:12 adam + * Implemented automatic EXPLAIN database maintenance. + * Modified Zebra to work with ASN.1 compiled version of YAZ. + * + * Revision 1.25 1998/03/11 11:19:04 adam + * Changed the way sequence numbers are generated. + * + * 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. * @@ -37,42 +118,63 @@ #ifndef RECCTRL_H #define RECCTRL_H -#include -#include +#include +#include +#include +#include +#include + +#ifdef __cplusplus +extern "C" { +#endif /* single word entity */ typedef struct { int attrSet; int attrUse; - enum { - Word_String, - Word_Numeric - } which; - union { - char *string; - int numeric; - } u; - int seqno; + unsigned reg_type; + char *string; + int length; + int *seqnos; + ZebraMaps zebra_maps; + struct recExtractCtrl *extractCtrl; } RecWord; /* Extract record control */ struct recExtractCtrl { - int fd; /* File descriptor and read function */ - int (*readf)(int fd, char *buf, size_t count); - char *subType; - void (*init)(RecWord *p); - void (*add)(const RecWord *p); + void *fh; /* File handle and read function */ + int (*readf)(void *fh, char *buf, size_t count); + off_t (*seekf)(void *fh, off_t offset); /* seek function */ + 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 *clientData; + void (*tokenAdd)(RecWord *w); + ZebraMaps zebra_maps; + int flagShowRecords; + int seqno[256]; + void (*schemaAdd)(struct recExtractCtrl *p, Odr_oid *oid); + data1_handle dh; }; /* Retrieve record control */ struct recRetrieveCtrl { /* Input parameters ... */ - ODR odr; /* ODR used to create response */ - int fd; /* File descriptor and read function */ - int (*readf)(int fd, char *buf, size_t count); - oid_value input_format; /* Preferred record syntax */ - int localno; /* local id of record */ - int score; /* score 0-1000 or -1 if none */ + 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); + off_t (*seekf)(void *fh, off_t offset); + off_t (*tellf)(void *fh); + oid_value input_format; /* Preferred record syntax */ + Z_RecordComposition *comp; /* formatting instructions */ + int localno; /* local id of record */ + int score; /* score 0-1000 or -1 if none */ + int recordSize; /* size of record in bytes */ + char *subType; + data1_handle dh; /* response */ oid_value output_format; @@ -82,14 +184,36 @@ struct recRetrieveCtrl { 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)(RecType recType); /* Init function - called once */ + 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 2 + +typedef struct recTypes *RecTypes; -RecType recType_byName (const char *name); +RecTypes recTypes_init (data1_handle dh); +void recTypes_destroy (RecTypes recTypes); +void recTypes_default_handlers (RecTypes recTypes); + +RecType recType_byName (RecTypes rts, const char *name, char *subType, + void **clientDataP); + +int grs_extract_tree(struct recExtractCtrl *p, data1_node *n); + +#ifdef __cplusplus +} +#endif #endif