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1.1 root 1: /* ufn_aei.c - user-friendly aei lookup */
2:
3: #ifndef lint
4: static char *rcsid = "$Header: /f/osi/dsap/common/RCS/ufn_aet.c,v 7.1 90/07/09 14:35:17 mrose Exp $";
5: #endif
6:
7: /*
8: * $Header: /f/osi/dsap/common/RCS/ufn_aet.c,v 7.1 90/07/09 14:35:17 mrose Exp $
9: *
10: *
11: * $Log: ufn_aet.c,v $
12: * Revision 7.1 90/07/09 14:35:17 mrose
13: * sync
14: *
15: * Revision 7.0 90/06/20 08:40:43 mrose
16: * *** empty log message ***
17: *
18: */
19:
20: /*
21: * NOTICE
22: *
23: * Acquisition, use, and distribution of this module and related
24: * materials are subject to the restrictions of a license agreement.
25: * Consult the Preface in the User's Manual for the full terms of
26: * this agreement.
27: *
28: */
29:
30:
31: #include "quipu/ufn.h"
32: #include "quipu/list.h"
33: #include "quipu/ds_search.h"
34: #include "quipu/connection.h" /* ds_search uses di_block - include this for lint !!! */
35: #include "quipu/dua.h"
36:
37: extern LLog * log_dsap;
38: extern LLog * addr_log;
39:
40: extern Filter ocfilter ();
41: extern Filter joinfilter ();
42:
43: extern char PY_pepy[];
44: void PY_advise ();
45:
46:
47: static Filter aet_filter (context)
48: char * context;
49: {
50: Filter a,b;
51:
52: if ((a = ocfilter ("ApplicationEntity")) == NULLFILTER)
53: return NULLFILTER;
54:
55: b = filter_alloc ();
56: b->flt_next = a;
57: b->flt_type = FILTER_ITEM;
58: b->FUITEM.fi_type = FILTERITEM_EQUALITY;
59: if ((b->FUITEM.UNAVA.ava_type = AttrT_new (APPLCTX_OID)) == NULLAttrT) {
60: LLOG (log_dsap,LLOG_EXCEPTIONS,("supported application context attribute unknown"))
61: return NULLFILTER;
62: }
63: b->FUITEM.UNAVA.ava_value = str2AttrV(context,
64: b->FUITEM.UNAVA.ava_type->oa_syntax);
65: if (b->FUITEM.UNAVA.ava_value == NULLAttrV) {
66: LLOG (log_dsap,LLOG_EXCEPTIONS,("'%s' unknown OID",context));
67: return NULLFILTER;
68: }
69:
70: return joinfilter (b,FILTER_AND);
71: }
72:
73: static aet_search (base, subtree, filt, res)
74: DN base;
75: char subtree;
76: Filter filt;
77: DNS * res;
78: {
79: struct ds_search_arg search_arg;
80: static struct ds_search_result result;
81: struct DSError err;
82: static CommonArgs ca = default_common_args;
83: EntryInfo * ptr;
84: DNS newdns, r = NULLDNS;
85:
86: search_arg.sra_baseobject = base;
87: search_arg.sra_filter = filt;
88: if (subtree)
89: search_arg.sra_subset = SRA_WHOLESUBTREE;
90: else
91: search_arg.sra_subset = SRA_ONELEVEL;
92: search_arg.sra_searchaliases = TRUE;
93: search_arg.sra_common = ca; /* struct copy */
94: search_arg.sra_eis.eis_infotypes = TRUE;
95: search_arg.sra_eis.eis_allattributes = TRUE;
96: search_arg.sra_eis.eis_select = NULLATTR;
97:
98: if (ds_search (&search_arg, &err, &result) != DS_OK) {
99: log_ds_error (&err);
100: ds_error_free (&err);
101: return FALSE;
102: }
103:
104: correlate_search_results (&result);
105:
106: if ( (result.CSR_limitproblem != LSR_NOLIMITPROBLEM) || (result.CSR_cr != NULLCONTINUATIONREF)) {
107: if ( ! result.CSR_entries)
108: return FALSE;
109: }
110:
111: for (ptr = result.CSR_entries; ptr != NULLENTRYINFO; ptr=ptr->ent_next) {
112: cache_entry (ptr,FALSE,TRUE);
113: newdns = dn_seq_alloc();
114: newdns->dns_next = r;
115: newdns->dns_dn = dn_cpy (ptr->ent_dn);
116: r = newdns;
117: }
118:
119: *res = r;
120:
121: return TRUE;
122: }
123:
124:
125: aet_match (c,v,interact,result,el,context)
126: int c;
127: char ** v;
128: DNS *result;
129: DNS (* interact) ();
130: envlist el;
131: char * context;
132: {
133: DNS ufnr = NULLDNS;
134: DNS newap = NULLDNS;
135: DNS apps = NULLDNS;
136: DNS dns, DNS_append();
137: Filter filt;
138: int ok = TRUE;
139:
140: if (!ufn_match (c,v,interact,&ufnr,el)) {
141: char buffer[BUFSIZ];
142:
143: (void) sprintf (buffer, "ufn_match failed: %s", PY_pepy);
144: (void) strcpy (PY_pepy, buffer);
145: SLOG (addr_log, LLOG_EXCEPTIONS, NULLCP, ("%s", PY_pepy));
146: *result = NULLDNS;
147: return FALSE;
148: }
149:
150: filt = aet_filter(context);
151:
152: for (dns = ufnr; dns != NULLDNS; dns=dns->dns_next) {
153: newap = NULLDNS;
154: if (aet_search (dns->dns_dn,FALSE,filt,&newap))
155: apps = DNS_append (apps,newap);
156: else
157: ok = FALSE;
158: }
159:
160: if ((apps == NULLDNS) && ok) {
161: /* go deeper */
162: for (dns = ufnr; dns != NULLDNS; dns=dns->dns_next) {
163: if (dns->dns_dn->dn_parent == NULLDN)
164: /* too high for subtree search */
165: continue;
166: newap = NULLDNS;
167: if (aet_search (dns->dns_dn,TRUE,filt,&newap))
168: apps = DNS_append (apps,newap);
169: else
170: ok = FALSE;
171: }
172: }
173:
174: if (!ok && !apps) {
175: PY_advise (NULLCP,
176: "search for applicationEntity supporting \"%s\" failed",
177: context);
178: SLOG (addr_log, LLOG_EXCEPTIONS, NULLCP, ("%s", PY_pepy));
179: }
180:
181: filter_free (filt);
182:
183: dn_seq_free (ufnr);
184:
185: *result = apps;
186:
187: return ok;
188: }
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