+/* ------------------------ SCAN SERVICE -------------------- */
+
+int z_AttributeList(ODR o, Z_AttributeList **p, int opt)
+{
+ if (o->direction == ODR_DECODE)
+ *p = odr_malloc(o, sizeof(**p));
+ else if (!*p)
+ return opt;
+
+ odr_implicit_settag(o, ODR_CONTEXT, 44);
+ if (odr_sequence_of(o, z_AttributeElement, &(*p)->attributes,
+ &(*p)->num_attributes))
+ return 1;
+ *p = 0;
+ return 0;
+}
+
+/*
+ * This is a temporary hack. We don't know just *what* old version of the
+ * protocol willow uses, so we'll just patiently wait for them to update
+ */
+static int willow_scan = 0;
+
+int z_WillowAttributesPlusTerm(ODR o, Z_AttributesPlusTerm **p, int opt)
+{
+ if (!*p && o->direction != ODR_DECODE)
+ return opt;
+ if (!odr_constructed_begin(o, p, ODR_CONTEXT, 4))
+ {
+ o->t_class = -1;
+ return opt;
+ }
+ if (!odr_constructed_begin(o, p, ODR_CONTEXT, 1))
+ return 0;
+ if (!odr_constructed_begin(o, p, ODR_UNIVERSAL, ODR_SEQUENCE))
+ return 0;
+ if (!odr_implicit_settag(o, ODR_CONTEXT, 44))
+ return 0;
+ if (o->direction == ODR_DECODE)
+ *p = odr_malloc(o, sizeof(**p));
+ if (!odr_sequence_of(o, z_AttributeElement, &(*p)->attributeList,
+ &(*p)->num_attributes))
+ return 0;
+ if (!odr_sequence_end(o) || !odr_sequence_end(o))
+ return 0;
+ if (!z_Term(o, &(*p)->term, 0))
+ return 0;
+ if (!odr_constructed_end(o))
+ return 0;
+ willow_scan = 1;
+ return 1;
+}
+
+int z_AlternativeTerm(ODR o, Z_AlternativeTerm **p, int opt)
+{
+ if (o->direction == ODR_DECODE)
+ *p = odr_malloc(o, sizeof(**p));
+ else if (!*p)
+ {
+ o->t_class = -1;
+ return opt;
+ }
+
+ if (odr_sequence_of(o, z_AttributesPlusTerm, &(*p)->terms,
+ &(*p)->num_terms))
+ return 1;
+ *p = 0;
+ return 0;
+}
+
+int z_OccurrenceByAttributes(ODR o, Z_OccurrenceByAttributes **p, int opt)
+{
+ if (!odr_sequence_begin(o, p, sizeof(**p)))
+ return opt;
+ return
+ odr_explicit(o, z_AttributeList, &(*p)->attributes, ODR_CONTEXT, 1, 1)&&
+ odr_explicit(o, odr_integer, &(*p)->global, ODR_CONTEXT, 2, 1) &&
+ odr_sequence_end(o);
+}
+
+int z_TermInfo(ODR o, Z_TermInfo **p, int opt)
+{
+ if (!odr_sequence_begin(o, p, sizeof(**p)))
+ return opt;
+ return
+ (willow_scan ?
+ odr_implicit(o, z_Term, &(*p)->term, ODR_CONTEXT, 1, 0) :
+ z_Term(o, &(*p)->term, 0)) &&
+ z_AttributeList(o, &(*p)->suggestedAttributes, 1) &&
+ odr_implicit(o, z_AlternativeTerm, &(*p)->alternativeTerm,
+ ODR_CONTEXT, 4, 1) &&
+ odr_implicit(o, odr_integer, &(*p)->globalOccurrences, ODR_CONTEXT,
+ 2, 1) &&
+ odr_implicit(o, z_OccurrenceByAttributes, &(*p)->byAttributes,
+ ODR_CONTEXT, 3, 1) &&
+ odr_sequence_end(o);
+}
+
+int z_Entry(ODR o, Z_Entry **p, int opt)
+{
+ static Odr_arm arm[] =
+ {
+ {ODR_IMPLICIT, ODR_CONTEXT, 1, Z_Entry_termInfo, z_TermInfo},
+ {ODR_EXPLICIT, ODR_CONTEXT, 2, Z_Entry_surrogateDiagnostic,
+ z_DiagRec},
+ {-1, -1, -1, -1, 0}
+ };
+
+ if (o->direction == ODR_DECODE)
+ *p = odr_malloc(o, sizeof(**p));
+
+ if (odr_choice(o, arm, &(*p)->u, &(*p)->which))
+ return 1;
+ *p = 0;
+ return opt && !o->error;
+}
+
+int z_Entries(ODR o, Z_Entries **p, int opt)
+{
+ if (o->direction == ODR_DECODE)
+ *p = odr_malloc(o, sizeof(**p));
+ else if (!*p)
+ return opt;
+
+ if (odr_sequence_of(o, z_Entry, &(*p)->entries,
+ &(*p)->num_entries))
+ return 1;
+ *p = 0;
+ return 0;
+}
+
+int z_DiagRecs(ODR o, Z_DiagRecs **p, int opt)
+{
+ if (o->direction == ODR_DECODE)
+ *p = odr_malloc(o, sizeof(**p));
+ else if (!*p)
+ return opt;
+
+ if (odr_sequence_of(o, z_DiagRec, &(*p)->diagRecs,
+ &(*p)->num_diagRecs))
+ return 1;
+ *p = 0;
+ return 0;
+}
+
+int z_ListEntries(ODR o, Z_ListEntries **p, int opt)
+{
+ static Odr_arm arm[] =
+ {
+ {ODR_IMPLICIT, ODR_CONTEXT, 1, Z_ListEntries_entries, z_Entries},
+ {ODR_IMPLICIT, ODR_CONTEXT, 2, Z_ListEntries_nonSurrogateDiagnostics,
+ z_DiagRecs},
+ {-1, -1, -1, -1, 0}
+ };
+
+ if (o->direction == ODR_DECODE)
+ *p = odr_malloc(o, sizeof(**p));
+
+ if (odr_choice(o, arm, &(*p)->u, &(*p)->which))
+ return 1;
+ *p = 0;
+ return opt && !o->error;
+}
+
+int z_ScanRequest(ODR o, Z_ScanRequest **p, int opt)
+{
+ if (!odr_sequence_begin(o, p, sizeof(**p)))
+ return opt;
+ willow_scan = 0;
+ return
+ z_ReferenceId(o, &(*p)->referenceId, 1) &&
+ odr_implicit_settag(o, ODR_CONTEXT, 3) &&
+ odr_sequence_of(o, z_DatabaseName, &(*p)->databaseNames,
+ &(*p)->num_databaseNames) &&
+ odr_oid(o, &(*p)->attributeSet, 1) &&
+ (z_AttributesPlusTerm(o, &(*p)->termListAndStartPoint, 1) ?
+ ((*p)->termListAndStartPoint ? 1 :
+ z_WillowAttributesPlusTerm(o, &(*p)->termListAndStartPoint, 0)) : 0) &&
+ odr_implicit(o, odr_integer, &(*p)->stepSize, ODR_CONTEXT, 5, 1) &&
+ odr_implicit(o, odr_integer, &(*p)->numberOfTermsRequested,
+ ODR_CONTEXT, 6, 0) &&
+ odr_implicit(o, odr_integer, &(*p)->preferredPositionInResponse,
+ ODR_CONTEXT, 7, 1) &&
+ odr_sequence_end(o);
+}
+
+int z_ScanResponse(ODR o, Z_ScanResponse **p, int opt)
+{
+ if (!odr_sequence_begin(o, p, sizeof(**p)))
+ return opt;
+ return
+ z_ReferenceId(o, &(*p)->referenceId, 1) &&
+ odr_implicit(o, odr_integer, &(*p)->stepSize, ODR_CONTEXT, 3, 1) &&
+ odr_implicit(o, odr_integer, &(*p)->scanStatus, ODR_CONTEXT, 4, 0) &&
+ odr_implicit(o, odr_integer, &(*p)->numberOfEntriesReturned,
+ ODR_CONTEXT, 5, 0) &&
+ odr_implicit(o, odr_integer, &(*p)->positionOfTerm, ODR_CONTEXT, 6, 1)&&
+ odr_explicit(o, z_ListEntries, &(*p)->entries, ODR_CONTEXT, 7, 1) &&
+ odr_implicit(o, odr_oid, &(*p)->attributeSet, ODR_CONTEXT, 8, 1) &&
+ odr_sequence_end(o);
+}
+