2 * IR toolkit for tcl/tk
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.22 1995-03-31 10:43:03 adam
8 * More robust when getting bad MARC records.
10 * Revision 1.21 1995/03/31 08:56:37 adam
11 * New button "Search".
13 * Revision 1.20 1995/03/29 16:07:09 adam
14 * Bug fix: Didn't use setName in present request.
16 * Revision 1.19 1995/03/28 12:45:23 adam
17 * New ir method failback: called on disconnect/protocol error.
18 * New ir set/get method: protocol: SR / Z3950.
19 * Simple popup and disconnect when failback is invoked.
21 * Revision 1.18 1995/03/21 15:50:12 adam
24 * Revision 1.17 1995/03/21 13:41:03 adam
25 * Comstack cs_create not used too often. Non-blocking connect.
27 * Revision 1.16 1995/03/21 08:26:06 adam
28 * New method, setName, to specify the result set name (other than Default).
29 * New method, responseStatus, which returns diagnostic info, if any, after
30 * present response / search response.
32 * Revision 1.15 1995/03/20 15:24:07 adam
33 * Diagnostic records saved on searchResponse.
35 * Revision 1.14 1995/03/20 08:53:22 adam
36 * Event loop in tclmain.c rewritten. New method searchStatus.
38 * Revision 1.13 1995/03/17 18:26:17 adam
39 * Non-blocking i/o used now. Database names popup as cascade items.
41 * Revision 1.12 1995/03/17 15:45:00 adam
42 * Improved target/database setup.
44 * Revision 1.11 1995/03/16 17:54:03 adam
45 * Minor changes really.
47 * Revision 1.10 1995/03/15 16:14:50 adam
48 * Blocking arg in cs_create changed.
50 * Revision 1.9 1995/03/15 13:59:24 adam
53 * Revision 1.8 1995/03/15 08:25:16 adam
54 * New method presentStatus to check for error on present. Misc. cleanup
55 * of IRRecordList manipulations. Full MARC record presentation in
58 * Revision 1.7 1995/03/14 17:32:29 adam
59 * Presentation of full Marc record in popup window.
61 * Revision 1.6 1995/03/12 19:31:55 adam
62 * Pattern matching implemented when retrieving MARC records. More
63 * diagnostic functions.
65 * Revision 1.5 1995/03/10 18:00:15 adam
66 * Actual presentation in line-by-line format. RPN query support.
68 * Revision 1.4 1995/03/09 16:15:08 adam
69 * First presentRequest attempts. Hot-target list.
104 int preferredMessageSize;
105 int maximumRecordSize;
107 Odr_bitmask protocolVersion;
108 char *idAuthentication;
109 char *implementationName;
110 char *implementationId;
131 int smallSetUpperBound;
132 int largeSetLowerBound;
133 int mediumSetPresentNumber;
134 int replaceIndicator;
135 char **databaseNames;
136 int num_databaseNames;
141 struct IRSetObj_ *child;
144 typedef struct IRRecordList_ {
156 struct IRRecordList_ *next;
159 typedef struct IRSetObj_ {
165 int numberOfRecordsReturned;
171 IRRecordList *record_list;
177 int (*method) (void *obj, Tcl_Interp *interp, int argc, char **argv);
180 static int do_disconnect (void *obj,Tcl_Interp *interp, int argc, char **argv);
182 static IRRecordList *new_IR_record (IRSetObj *setobj, int no, int which)
186 for (rl = setobj->record_list; rl; rl = rl->next)
192 case Z_NamePlusRecord_databaseRecord:
193 iso2709_rm (rl->u.marc.rec);
195 case Z_NamePlusRecord_surrogateDiagnostic:
196 free (rl->u.diag.addinfo);
197 rl->u.diag.addinfo = NULL;
205 rl = malloc (sizeof(*rl));
207 rl->next = setobj->record_list;
209 setobj->record_list = rl;
215 static IRRecordList *find_IR_record (IRSetObj *setobj, int no)
219 for (rl = setobj->record_list; rl; rl = rl->next)
226 * get_parent_info: Returns information about parent object.
228 static int get_parent_info (Tcl_Interp *interp, const char *name,
229 Tcl_CmdInfo *parent_info)
231 char parent_name[128];
232 const char *csep = strrchr (name, '.');
237 interp->result = "missing .";
243 memcpy (parent_name, name, pos);
244 parent_name[pos] = '\0';
245 if (!Tcl_GetCommandInfo (interp, parent_name, parent_info))
247 interp->result = "No parent";
254 * ir_method: Search for method in table and invoke method handler
256 int ir_method (void *obj, Tcl_Interp *interp, int argc, char **argv,
260 for (t = tab; t->name; t++)
261 if (!strcmp (t->name, argv[1]))
262 return (*t->method)(obj, interp, argc, argv);
263 Tcl_AppendResult (interp, "Bad method. Possible values:", NULL);
264 for (t = tab; t->name; t++)
265 Tcl_AppendResult (interp, " ", t->name, NULL);
270 * ir_method_r: Get status for all readable elements
272 int ir_method_r (void *obj, Tcl_Interp *interp, int argc, char **argv,
280 for (; tab->name; tab++)
283 argv_n[1] = tab->name;
284 Tcl_AppendResult (interp, "{", NULL);
285 (*tab->method)(obj, interp, argc_n, argv_n);
286 Tcl_AppendResult (interp, "} ", NULL);
292 * ir_asc2bitmask: Ascii to ODR bitmask conversion
294 int ir_asc2bitmask (const char *asc, Odr_bitmask *ob)
296 const char *cp = asc + strlen(asc);
303 ODR_MASK_SET (ob, bitno);
310 * ir_strdup: Duplicate string
312 int ir_strdup (Tcl_Interp *interp, char** p, char *s)
314 *p = malloc (strlen(s)+1);
317 interp->result = "strdup fail";
325 * ir_malloc: Malloc function
327 void *ir_malloc (Tcl_Interp *interp, size_t size)
329 static char buf[128];
330 void *p = malloc (size);
334 sprintf (buf, "Malloc fail. %ld bytes requested", (long) size);
335 interp->result = buf;
341 /* ------------------------------------------------------- */
344 * do_init_request: init method on IR object
346 static int do_init_request (void *obj, Tcl_Interp *interp,
347 int argc, char **argv)
356 interp->result = "not connected";
360 req.options = &p->options;
361 req.protocolVersion = &p->protocolVersion;
362 req.preferredMessageSize = &p->preferredMessageSize;
363 req.maximumRecordSize = &p->maximumRecordSize;
365 req.idAuthentication = p->idAuthentication;
366 req.implementationId = p->implementationId;
367 req.implementationName = p->implementationName;
368 req.implementationVersion = "0.1";
369 req.userInformationField = 0;
371 apdu.u.initRequest = &req;
372 apdu.which = Z_APDU_initRequest;
375 if (!z_APDU (p->odr_out, &apdup, 0))
377 Tcl_AppendResult (interp, odr_errlist [odr_geterror (p->odr_out)],
379 odr_reset (p->odr_out);
382 p->sbuf = odr_getbuf (p->odr_out, &p->slen);
383 if ((r=cs_put (p->cs_link, p->sbuf, p->slen)) < 0)
385 interp->result = "cs_put failed in init";
386 do_disconnect (p, NULL, 0, NULL);
391 ir_select_add_write (cs_fileno(p->cs_link), p);
392 printf("Sent part of initializeRequest (%d bytes).\n", p->slen);
395 printf("Sent whole initializeRequest (%d bytes).\n", p->slen);
400 * do_protocolVersion: Set protocol Version
402 static int do_protocolVersion (void *obj, Tcl_Interp *interp,
403 int argc, char **argv)
406 ir_asc2bitmask (argv[2], &((IRObj *) obj)->protocolVersion);
411 * do_options: Set options
413 static int do_options (void *obj, Tcl_Interp *interp,
414 int argc, char **argv)
417 ir_asc2bitmask (argv[2], &((IRObj *) obj)->options);
422 * do_preferredMessageSize: Set/get preferred message size
424 static int do_preferredMessageSize (void *obj, Tcl_Interp *interp,
425 int argc, char **argv)
430 if (Tcl_GetInt (interp, argv[2],
431 &((IRObj *)obj)->preferredMessageSize)==TCL_ERROR)
434 sprintf (buf, "%d", ((IRObj *)obj)->preferredMessageSize);
435 Tcl_AppendResult (interp, buf, NULL);
440 * do_maximumRecordSize: Set/get maximum record size
442 static int do_maximumRecordSize (void *obj, Tcl_Interp *interp,
443 int argc, char **argv)
448 if (Tcl_GetInt (interp, argv[2],
449 &((IRObj *)obj)->maximumRecordSize)==TCL_ERROR)
452 sprintf (buf, "%d", ((IRObj *)obj)->maximumRecordSize);
453 Tcl_AppendResult (interp, buf, NULL);
459 * do_implementationName: Set/get Implementation Name.
461 static int do_implementationName (void *obj, Tcl_Interp *interp,
462 int argc, char **argv)
466 free (((IRObj*)obj)->implementationName);
467 if (ir_strdup (interp, &((IRObj*) obj)->implementationName, argv[2])
471 Tcl_AppendResult (interp, ((IRObj*)obj)->implementationName,
477 * do_implementationId: Set/get Implementation Id.
479 static int do_implementationId (void *obj, Tcl_Interp *interp,
480 int argc, char **argv)
484 free (((IRObj*)obj)->implementationId);
485 if (ir_strdup (interp, &((IRObj*) obj)->implementationId, argv[2])
489 Tcl_AppendResult (interp, ((IRObj*)obj)->implementationId,
495 * do_idAuthentication: Set/get id Authentication
497 static int do_idAuthentication (void *obj, Tcl_Interp *interp,
498 int argc, char **argv)
502 free (((IRObj*)obj)->idAuthentication);
503 if (ir_strdup (interp, &((IRObj*) obj)->idAuthentication, argv[2])
507 Tcl_AppendResult (interp, ((IRObj*)obj)->idAuthentication,
513 * do_connect: connect method on IR object
515 static int do_connect (void *obj, Tcl_Interp *interp,
516 int argc, char **argv)
521 int protocol_type = CS_Z3950;
527 interp->result = "already connected";
530 if (!strcmp (p->protocol_type, "Z3950"))
531 protocol_type = CS_Z3950;
532 else if (!strcmp (p->protocol_type, "SR"))
533 protocol_type = CS_SR;
536 interp->result = "bad protocol type";
539 if (!strcmp (p->cs_type, "tcpip"))
541 p->cs_link = cs_create (tcpip_type, CS_BLOCK, protocol_type);
542 addr = tcpip_strtoaddr (argv[2]);
545 interp->result = "tcpip_strtoaddr fail";
548 printf ("tcp/ip connect %s\n", argv[2]);
551 else if (!strcmp (p->cs_type, "mosi"))
553 p->cs_link = cs_create (mosi_type, CS_BLOCK, protocol_type);
554 addr = mosi_strtoaddr (argv[2]);
557 interp->result = "mosi_strtoaddr fail";
560 printf ("mosi connect %s\n", argv[2]);
565 interp->result = "unknown comstack type";
568 if (ir_strdup (interp, &p->hostname, argv[2]) == TCL_ERROR)
570 if ((r=cs_connect (p->cs_link, addr)) < 0)
572 interp->result = "cs_connect fail";
573 do_disconnect (p, NULL, 0, NULL);
576 ir_select_add (cs_fileno (p->cs_link), p);
579 ir_select_add_write (cs_fileno (p->cs_link), p);
586 Tcl_Eval (p->interp, p->callback);
590 Tcl_AppendElement (interp, p->hostname);
595 * do_disconnect: disconnect method on IR object
597 static int do_disconnect (void *obj, Tcl_Interp *interp,
598 int argc, char **argv)
606 ir_select_remove_write (cs_fileno (p->cs_link), p);
607 ir_select_remove (cs_fileno (p->cs_link), p);
610 cs_close (p->cs_link);
613 assert (!p->cs_link);
618 * do_comstack: Set/get comstack method on IR object
620 static int do_comstack (void *o, Tcl_Interp *interp,
621 int argc, char **argv)
628 if (ir_strdup (interp, &obj->cs_type, argv[2]) == TCL_ERROR)
631 Tcl_AppendElement (interp, obj->cs_type);
636 * do_protocol: Set/get protocol method on IR object
638 static int do_protocol (void *o, Tcl_Interp *interp,
639 int argc, char **argv)
645 free (obj->protocol_type);
646 if (ir_strdup (interp, &obj->protocol_type, argv[2]) == TCL_ERROR)
649 Tcl_AppendElement (interp, obj->protocol_type);
654 * do_callback: add callback
656 static int do_callback (void *obj, Tcl_Interp *interp,
657 int argc, char **argv)
664 if (ir_strdup (interp, &p->callback, argv[2]) == TCL_ERROR)
672 * do_failback: add error handle callback
674 static int do_failback (void *obj, Tcl_Interp *interp,
675 int argc, char **argv)
682 if (ir_strdup (interp, &p->failback, argv[2]) == TCL_ERROR)
690 * do_databaseNames: specify database names
692 static int do_databaseNames (void *obj, Tcl_Interp *interp,
693 int argc, char **argv)
700 for (i=0; i<p->num_databaseNames; i++)
701 Tcl_AppendElement (interp, p->databaseNames[i]);
704 if (p->databaseNames)
706 for (i=0; i<p->num_databaseNames; i++)
707 free (p->databaseNames[i]);
708 free (p->databaseNames);
710 p->num_databaseNames = argc - 2;
711 if (!(p->databaseNames = ir_malloc (interp,
712 sizeof(*p->databaseNames) * p->num_databaseNames)))
714 for (i=0; i<p->num_databaseNames; i++)
716 if (ir_strdup (interp, &p->databaseNames[i], argv[2+i])
724 * do_query: Set/Get query mothod
726 static int do_query (void *obj, Tcl_Interp *interp,
727 int argc, char **argv)
732 free (p->query_method);
733 if (ir_strdup (interp, &p->query_method, argv[2]) == TCL_ERROR)
736 Tcl_AppendResult (interp, p->query_method, NULL);
741 * do_replaceIndicator: Set/get replace Set indicator
743 static int do_replaceIndicator (void *obj, Tcl_Interp *interp,
744 int argc, char **argv)
751 if (Tcl_GetInt (interp, argv[2],
752 &p->replaceIndicator)==TCL_ERROR)
755 sprintf (buf, "%d", p->replaceIndicator);
756 Tcl_AppendResult (interp, buf, NULL);
761 * ir_obj_method: IR Object methods
763 static int ir_obj_method (ClientData clientData, Tcl_Interp *interp,
764 int argc, char **argv)
766 static IRMethod tab[] = {
767 { 1, "comstack", do_comstack },
768 { 1, "protocol", do_protocol },
769 { 1, "connect", do_connect },
770 { 0, "protocolVersion", do_protocolVersion },
771 { 0, "options", do_options },
772 { 1, "preferredMessageSize", do_preferredMessageSize },
773 { 1, "maximumRecordSize", do_maximumRecordSize },
774 { 1, "implementationName", do_implementationName },
775 { 1, "implementationId", do_implementationId },
776 { 1, "idAuthentication", do_idAuthentication },
777 { 0, "init", do_init_request },
778 { 0, "disconnect", do_disconnect },
779 { 0, "callback", do_callback },
780 { 0, "failback", do_failback },
781 { 1, "databaseNames", do_databaseNames},
782 { 1, "replaceIndicator", do_replaceIndicator},
783 { 1, "query", do_query },
787 return ir_method_r (clientData, interp, argc, argv, tab);
788 return ir_method (clientData, interp, argc, argv, tab);
792 * ir_obj_delete: IR Object disposal
794 static void ir_obj_delete (ClientData clientData)
796 free ( (void*) clientData);
800 * ir_obj_mk: IR Object creation
802 static int ir_obj_mk (ClientData clientData, Tcl_Interp *interp,
803 int argc, char **argv)
810 interp->result = "wrong # args";
813 if (!(obj = ir_malloc (interp, sizeof(*obj))))
815 if (ir_strdup (interp, &obj->cs_type, "tcpip") == TCL_ERROR)
817 if (ir_strdup (interp, &obj->protocol_type, "Z3950") == TCL_ERROR)
821 obj->maximumRecordSize = 32768;
822 obj->preferredMessageSize = 4096;
823 obj->connectFlag = 0;
825 obj->idAuthentication = NULL;
827 if (ir_strdup (interp, &obj->implementationName, "TCL/TK on YAZ")
831 if (ir_strdup (interp, &obj->implementationId, "TCL/TK/YAZ")
835 obj->smallSetUpperBound = 0;
836 obj->largeSetLowerBound = 2;
837 obj->mediumSetPresentNumber = 0;
838 obj->replaceIndicator = 1;
839 obj->databaseNames = NULL;
840 obj->num_databaseNames = 0;
842 obj->hostname = NULL;
844 if (ir_strdup (interp, &obj->query_method, "rpn") == TCL_ERROR)
846 obj->bibset = ccl_qual_mk ();
847 if ((inf = fopen ("default.bib", "r")))
849 ccl_qual_file (obj->bibset, inf);
852 ODR_MASK_ZERO (&obj->protocolVersion);
853 ODR_MASK_SET (&obj->protocolVersion, 0);
854 ODR_MASK_SET (&obj->protocolVersion, 1);
856 ODR_MASK_ZERO (&obj->options);
857 ODR_MASK_SET (&obj->options, 0);
859 obj->odr_in = odr_createmem (ODR_DECODE);
860 obj->odr_out = odr_createmem (ODR_ENCODE);
861 obj->odr_pr = odr_createmem (ODR_PRINT);
863 obj->len_out = 10000;
864 if (!(obj->buf_out = ir_malloc (interp, obj->len_out)))
866 odr_setbuf (obj->odr_out, obj->buf_out, obj->len_out);
871 obj->callback = NULL;
872 obj->failback = NULL;
873 Tcl_CreateCommand (interp, argv[1], ir_obj_method,
874 (ClientData) obj, ir_obj_delete);
878 /* ------------------------------------------------------- */
880 * do_search: Do search request
882 static int do_search (void *o, Tcl_Interp *interp,
883 int argc, char **argv)
888 static Odr_oid bib1[] = {1, 2, 840, 10003, 3, 1, -1};
891 IRObj *p = obj->parent;
897 interp->result = "wrong # args";
900 if (!p->num_databaseNames)
902 interp->result = "no databaseNames";
907 interp->result = "not connected";
910 apdu.which = Z_APDU_searchRequest;
911 apdu.u.searchRequest = &req;
915 req.smallSetUpperBound = &p->smallSetUpperBound;
916 req.largeSetLowerBound = &p->largeSetLowerBound;
917 req.mediumSetPresentNumber = &p->mediumSetPresentNumber;
918 req.replaceIndicator = &p->replaceIndicator;
919 req.resultSetName = obj->setName ? obj->setName : "Default";
920 req.num_databaseNames = p->num_databaseNames;
921 req.databaseNames = p->databaseNames;
923 for (r=0; r<p->num_databaseNames; r++)
925 printf (" %s", p->databaseNames[r]);
927 req.smallSetElementSetNames = 0;
928 req.mediumSetElementSetNames = 0;
929 req.preferredRecordSyntax = 0;
932 if (!strcmp (p->query_method, "rpn"))
936 struct ccl_rpn_node *rpn;
937 Z_RPNQuery *RPNquery;
939 rpn = ccl_find_str(p->bibset, argv[2], &error, &pos);
942 Tcl_AppendResult (interp, "CCL error: ", ccl_err_msg(error),NULL);
945 query.which = Z_Query_type_1;
946 assert((RPNquery = ccl_rpn_query(rpn)));
947 RPNquery->attributeSetId = bib1;
948 query.u.type_1 = RPNquery;
951 else if (!strcmp (p->query_method, "ccl"))
953 query.which = Z_Query_type_2;
954 query.u.type_2 = &ccl_query;
955 ccl_query.buf = (unsigned char *) argv[2];
956 ccl_query.len = strlen (argv[2]);
961 interp->result = "unknown query method";
964 if (!z_APDU (p->odr_out, &apdup, 0))
966 interp->result = odr_errlist [odr_geterror (p->odr_out)];
967 odr_reset (p->odr_out);
970 p->sbuf = odr_getbuf (p->odr_out, &p->slen);
971 if ((r=cs_put (p->cs_link, p->sbuf, p->slen)) < 0)
973 interp->result = "cs_put failed in init";
978 ir_select_add_write (cs_fileno(p->cs_link), p);
979 printf("Sent part of searchRequest (%d bytes).\n", p->slen);
983 printf ("Whole search request\n");
989 * do_resultCount: Get number of hits
991 static int do_resultCount (void *o, Tcl_Interp *interp,
992 int argc, char **argv)
996 sprintf (interp->result, "%d", obj->resultCount);
1001 * do_searchStatus: Get search status (after search response)
1003 static int do_searchStatus (void *o, Tcl_Interp *interp,
1004 int argc, char **argv)
1008 sprintf (interp->result, "%d", obj->searchStatus);
1013 * do_setName: Set result Set name
1015 static int do_setName (void *o, Tcl_Interp *interp,
1016 int argc, char **argv)
1022 free (obj->setName);
1023 if (ir_strdup (interp, &obj->setName, argv[2])
1027 Tcl_AppendElement (interp, obj->setName);
1032 * do_numberOfRecordsReturned: Get number of records returned
1034 static int do_numberOfRecordsReturned (void *o, Tcl_Interp *interp,
1035 int argc, char **argv)
1039 sprintf (interp->result, "%d", obj->numberOfRecordsReturned);
1043 static int get_marc_fields(Tcl_Interp *interp, Iso2709Rec rec,
1044 int argc, char **argv)
1051 a = iso2709_a_mk (rec);
1052 while (iso2709_a_search (a, argv[4], argv[5], argv[6]))
1054 if (!(iso2709_a_info_field (a, NULL, NULL, NULL, &data)))
1056 Tcl_AppendElement (interp, data);
1064 static int get_marc_lines(Tcl_Interp *interp, Iso2709Rec rec,
1065 int argc, char **argv)
1076 a = iso2709_a_mk (rec);
1077 while (iso2709_a_search (a, argv[4], argv[5], argv[6]))
1079 if (!(iso2709_a_info_field (a, &tag, &indicator, &identifier, &data)))
1081 if (strcmp (tag, ptag))
1084 Tcl_AppendResult (interp, "}} ", NULL);
1086 Tcl_AppendResult (interp, "{", tag, " {} {", NULL);
1088 Tcl_AppendResult (interp, "{", tag, " {", indicator,
1093 Tcl_AppendResult (interp, "{{}", NULL);
1095 Tcl_AppendResult (interp, "{", identifier, NULL);
1096 Tcl_AppendElement (interp, data);
1097 Tcl_AppendResult (interp, "} ", NULL);
1101 Tcl_AppendResult (interp, "}} ", NULL);
1107 * do_recordType: Return record type (if any) at position.
1109 static int do_recordType (void *o, Tcl_Interp *interp, int argc, char **argv)
1117 sprintf (interp->result, "wrong # args");
1120 if (Tcl_GetInt (interp, argv[2], &offset)==TCL_ERROR)
1122 rl = find_IR_record (obj, offset);
1127 case Z_NamePlusRecord_databaseRecord:
1128 interp->result = "databaseRecord";
1130 case Z_NamePlusRecord_surrogateDiagnostic:
1131 interp->result = "surrogateDiagnostic";
1138 * do_recordDiag: Return diagnostic record info
1140 static int do_recordDiag (void *o, Tcl_Interp *interp, int argc, char **argv)
1149 sprintf (interp->result, "wrong # args");
1152 if (Tcl_GetInt (interp, argv[2], &offset)==TCL_ERROR)
1154 rl = find_IR_record (obj, offset);
1157 Tcl_AppendResult (interp, "No record at #", argv[2], NULL);
1160 if (rl->which != Z_NamePlusRecord_surrogateDiagnostic)
1162 Tcl_AppendResult (interp, "No Diagnostic record at #", argv[2], NULL);
1165 sprintf (buf, "%d", rl->u.diag.condition);
1166 Tcl_AppendResult (interp, buf, " {",
1167 (rl->u.diag.addinfo ? rl->u.diag.addinfo : ""),
1173 * do_recordMarc: Get ISO2709 Record lines/fields
1175 static int do_recordMarc (void *o, Tcl_Interp *interp, int argc, char **argv)
1183 sprintf (interp->result, "wrong # args");
1186 if (Tcl_GetInt (interp, argv[2], &offset)==TCL_ERROR)
1188 rl = find_IR_record (obj, offset);
1191 Tcl_AppendResult (interp, "No record at #", argv[2], NULL);
1194 if (rl->which != Z_NamePlusRecord_databaseRecord)
1196 Tcl_AppendResult (interp, "No MARC record at #", argv[2], NULL);
1199 if (!strcmp (argv[3], "field"))
1200 return get_marc_fields (interp, rl->u.marc.rec, argc, argv);
1201 else if (!strcmp (argv[3], "line"))
1202 return get_marc_lines (interp, rl->u.marc.rec, argc, argv);
1205 Tcl_AppendResult (interp, "field/line expected", NULL);
1211 * do_responseStatus: Return response status (present or search)
1213 static int do_responseStatus (void *o, Tcl_Interp *interp,
1214 int argc, char **argv)
1220 if (!obj->recordFlag)
1224 case Z_Records_DBOSD:
1225 Tcl_AppendElement (interp, "DBOSD");
1228 Tcl_AppendElement (interp, "NSD");
1229 sprintf (buf, "%d", obj->condition);
1230 Tcl_AppendElement (interp, buf);
1231 cp = diagbib1_str (obj->condition);
1233 Tcl_AppendElement (interp, (char*) cp);
1235 Tcl_AppendElement (interp, "");
1237 Tcl_AppendElement (interp, obj->addinfo);
1239 Tcl_AppendElement (interp, "");
1246 * do_present: Perform Present Request
1249 static int do_present (void *o, Tcl_Interp *interp,
1250 int argc, char **argv)
1253 IRObj *p = obj->parent;
1254 Z_APDU apdu, *apdup;
1255 Z_PresentRequest req;
1262 if (Tcl_GetInt (interp, argv[2], &start) == TCL_ERROR)
1269 if (Tcl_GetInt (interp, argv[3], &number) == TCL_ERROR)
1276 interp->result = "not connected";
1280 obj->number = number;
1283 apdu.which = Z_APDU_presentRequest;
1284 apdu.u.presentRequest = &req;
1285 req.referenceId = 0;
1286 /* sprintf(setstring, "%d", setnumber); */
1288 req.resultSetId = obj->setName ? obj->setName : "Default";
1290 req.resultSetStartPoint = &start;
1291 req.numberOfRecordsRequested = &number;
1292 req.elementSetNames = 0;
1293 req.preferredRecordSyntax = 0;
1295 if (!z_APDU (p->odr_out, &apdup, 0))
1297 interp->result = odr_errlist [odr_geterror (p->odr_out)];
1298 odr_reset (p->odr_out);
1301 p->sbuf = odr_getbuf (p->odr_out, &p->slen);
1302 if ((r=cs_put (p->cs_link, p->sbuf, p->slen)) < 0)
1304 interp->result = "cs_put failed in init";
1309 ir_select_add_write (cs_fileno(p->cs_link), p);
1310 printf ("Part of present request, start=%d, num=%d (%d bytes)\n",
1311 start, number, p->slen);
1315 printf ("Whole present request, start=%d, num=%d (%d bytes)\n",
1316 start, number, p->slen);
1322 * do_loadFile: Load result set from file
1325 static int do_loadFile (void *o, Tcl_Interp *interp,
1326 int argc, char **argv)
1328 IRSetObj *setobj = o;
1335 interp->result = "wrong # args";
1338 inf = fopen (argv[2], "r");
1341 Tcl_AppendResult (interp, "Cannot open ", argv[2], NULL);
1344 while ((buf = iso2709_read (inf)))
1349 rec = iso2709_cvt (buf);
1352 rl = new_IR_record (setobj, no, Z_NamePlusRecord_databaseRecord);
1353 rl->u.marc.rec = rec;
1356 setobj->numberOfRecordsReturned = no-1;
1363 * ir_set_obj_method: IR Set Object methods
1365 static int ir_set_obj_method (ClientData clientData, Tcl_Interp *interp,
1366 int argc, char **argv)
1368 static IRMethod tab[] = {
1369 { 0, "search", do_search },
1370 { 0, "searchStatus", do_searchStatus },
1371 { 0, "setName", do_setName },
1372 { 0, "resultCount", do_resultCount },
1373 { 0, "numberOfRecordsReturned", do_numberOfRecordsReturned },
1374 { 0, "present", do_present },
1375 { 0, "recordType", do_recordType },
1376 { 0, "recordMarc", do_recordMarc },
1377 { 0, "recordDiag", do_recordDiag },
1378 { 0, "responseStatus", do_responseStatus },
1379 { 0, "loadFile", do_loadFile },
1385 interp->result = "wrong # args";
1388 return ir_method (clientData, interp, argc, argv, tab);
1392 * ir_set_obj_delete: IR Set Object disposal
1394 static void ir_set_obj_delete (ClientData clientData)
1396 free ( (void*) clientData);
1400 * ir_set_obj_mk: IR Set Object creation
1402 static int ir_set_obj_mk (ClientData clientData, Tcl_Interp *interp,
1403 int argc, char **argv)
1405 Tcl_CmdInfo parent_info;
1410 interp->result = "wrong # args";
1413 if (get_parent_info (interp, argv[1], &parent_info) == TCL_ERROR)
1415 if (!(obj = ir_malloc (interp, sizeof(*obj))))
1417 obj->setName = NULL;
1418 obj->record_list = NULL;
1419 obj->addinfo = NULL;
1420 obj->parent = (IRObj *) parent_info.clientData;
1421 Tcl_CreateCommand (interp, argv[1], ir_set_obj_method,
1422 (ClientData) obj, ir_set_obj_delete);
1426 /* ------------------------------------------------------- */
1428 static void ir_initResponse (void *obj, Z_InitResponse *initrs)
1430 if (!*initrs->result)
1431 printf("Connection rejected by target.\n");
1433 printf("Connection accepted by target.\n");
1434 if (initrs->implementationId)
1435 printf("ID : %s\n", initrs->implementationId);
1436 if (initrs->implementationName)
1437 printf("Name : %s\n", initrs->implementationName);
1438 if (initrs->implementationVersion)
1439 printf("Version: %s\n", initrs->implementationVersion);
1440 if (initrs->maximumRecordSize)
1441 printf ("MaximumRecordSize=%d\n", *initrs->maximumRecordSize);
1442 if (initrs->preferredMessageSize)
1443 printf ("PreferredMessageSize=%d\n", *initrs->preferredMessageSize);
1445 if (initrs->userInformationField)
1447 printf("UserInformationfield:\n");
1448 odr_external(&print, (Odr_external**)&initrs->
1449 userInformationField, 0);
1454 static void ir_handleRecords (void *o, Z_Records *zrs)
1457 IRSetObj *setobj = p->child;
1459 setobj->which = zrs->which;
1460 setobj->recordFlag = 1;
1461 if (zrs->which == Z_Records_NSD)
1463 const char *addinfo;
1465 setobj->numberOfRecordsReturned = 0;
1466 setobj->condition = *zrs->u.nonSurrogateDiagnostic->condition;
1467 free (setobj->addinfo);
1468 setobj->addinfo = NULL;
1469 addinfo = zrs->u.nonSurrogateDiagnostic->addinfo;
1470 if (addinfo && (setobj->addinfo = malloc (strlen(addinfo) + 1)))
1471 strcpy (setobj->addinfo, addinfo);
1472 printf ("Diagnostic response. %s (%d): %s\n",
1473 diagbib1_str (setobj->condition),
1475 setobj->addinfo ? setobj->addinfo : "");
1482 setobj->numberOfRecordsReturned =
1483 zrs->u.databaseOrSurDiagnostics->num_records;
1484 printf ("Got %d records\n", setobj->numberOfRecordsReturned);
1485 for (offset = 0; offset<setobj->numberOfRecordsReturned; offset++)
1487 rl = new_IR_record (setobj, setobj->start + offset,
1488 zrs->u.databaseOrSurDiagnostics->
1489 records[offset]->which);
1490 if (rl->which == Z_NamePlusRecord_surrogateDiagnostic)
1494 diagrec = zrs->u.databaseOrSurDiagnostics->
1495 records[offset]->u.surrogateDiagnostic;
1497 rl->u.diag.condition = *diagrec->condition;
1498 if (diagrec->addinfo && (rl->u.diag.addinfo =
1499 malloc (strlen (diagrec->addinfo)+1)))
1500 strcpy (rl->u.diag.addinfo, diagrec->addinfo);
1504 Z_DatabaseRecord *zr;
1507 zr = zrs->u.databaseOrSurDiagnostics->records[offset]
1509 oe = (Odr_external*) zr;
1510 if (oe->which == ODR_EXTERNAL_octet
1511 && zr->u.octet_aligned->len)
1513 const char *buf = (char*) zr->u.octet_aligned->buf;
1514 rl->u.marc.rec = iso2709_cvt (buf);
1517 rl->u.marc.rec = NULL;
1523 static void ir_searchResponse (void *o, Z_SearchResponse *searchrs)
1526 IRSetObj *setobj = p->child;
1527 Z_Records *zrs = searchrs->records;
1531 setobj->searchStatus = searchrs->searchStatus ? 1 : 0;
1532 setobj->resultCount = *searchrs->resultCount;
1533 printf ("Search response %d, %d hits\n",
1534 setobj->searchStatus, setobj->resultCount);
1536 ir_handleRecords (o, zrs);
1538 setobj->recordFlag = 0;
1541 printf ("Search response, no object!\n");
1545 static void ir_presentResponse (void *o, Z_PresentResponse *presrs)
1548 IRSetObj *setobj = p->child;
1549 Z_Records *zrs = presrs->records;
1551 printf ("Received presentResponse\n");
1553 ir_handleRecords (o, zrs);
1556 setobj->recordFlag = 0;
1557 printf ("No records!\n");
1562 * ir_select_read: handle incoming packages
1564 void ir_select_read (ClientData clientData)
1566 IRObj *p = clientData;
1572 r = cs_rcvconnect (p->cs_link);
1576 ir_select_remove_write (cs_fileno (p->cs_link), p);
1579 printf ("cs_rcvconnect error\n");
1581 Tcl_Eval (p->interp, p->failback);
1582 do_disconnect (p, NULL, 0, NULL);
1586 Tcl_Eval (p->interp, p->callback);
1591 if ((r=cs_get (p->cs_link, &p->buf_in, &p->len_in)) <= 0)
1593 printf ("cs_get failed\n");
1594 ir_select_remove (cs_fileno (p->cs_link), p);
1596 Tcl_Eval (p->interp, p->failback);
1597 do_disconnect (p, NULL, 0, NULL);
1602 odr_setbuf (p->odr_in, p->buf_in, r);
1603 printf ("cs_get ok, got %d\n", r);
1604 if (!z_APDU (p->odr_in, &apdu, 0))
1606 printf ("%s\n", odr_errlist [odr_geterror (p->odr_in)]);
1608 Tcl_Eval (p->interp, p->failback);
1609 do_disconnect (p, NULL, 0, NULL);
1614 case Z_APDU_initResponse:
1615 ir_initResponse (p, apdu->u.initResponse);
1617 case Z_APDU_searchResponse:
1618 ir_searchResponse (p, apdu->u.searchResponse);
1620 case Z_APDU_presentResponse:
1621 ir_presentResponse (p, apdu->u.presentResponse);
1624 printf("Received unknown APDU type (%d).\n",
1627 Tcl_Eval (p->interp, p->failback);
1628 do_disconnect (p, NULL, 0, NULL);
1631 Tcl_Eval (p->interp, p->callback);
1632 } while (cs_more (p->cs_link));
1636 * ir_select_write: handle outgoing packages - not yet written.
1638 void ir_select_write (ClientData clientData)
1640 IRObj *p = clientData;
1643 printf ("In write handler.....\n");
1646 r = cs_rcvconnect (p->cs_link);
1652 printf ("cs_rcvconnect error\n");
1653 ir_select_remove_write (cs_fileno (p->cs_link), p);
1655 Tcl_Eval (p->interp, p->failback);
1656 do_disconnect (p, NULL, 0, NULL);
1659 ir_select_remove_write (cs_fileno (p->cs_link), p);
1661 Tcl_Eval (p->interp, p->callback);
1664 if ((r=cs_put (p->cs_link, p->sbuf, p->slen)) < 0)
1666 printf ("select write fail\n");
1668 Tcl_Eval (p->interp, p->failback);
1669 do_disconnect (p, NULL, 0, NULL);
1671 else if (r == 0) /* remove select bit */
1673 ir_select_remove_write (cs_fileno (p->cs_link), p);
1677 /* ------------------------------------------------------- */
1680 * ir_tcl_init: Registration of TCL commands.
1682 int ir_tcl_init (Tcl_Interp *interp)
1684 Tcl_CreateCommand (interp, "ir", ir_obj_mk, (ClientData) NULL,
1685 (Tcl_CmdDeleteProc *) NULL);
1686 Tcl_CreateCommand (interp, "ir-set", ir_set_obj_mk,
1687 (ClientData) NULL, (Tcl_CmdDeleteProc *) NULL);