+#include <tpath.h>
+#include <data1.h>
+
+static Z_Variant *read_variant(int argc, char **argv, ODR o)
+{
+ Z_Variant *r = odr_malloc(o, sizeof(*r));
+ oident var1;
+ int i;
+
+ var1.proto = PROTO_Z3950;
+ var1.oclass = CLASS_VARSET;
+ var1.value = VAL_VAR1;
+ r->globalVariantSetId = odr_oiddup(o, oid_getoidbyent(&var1));
+
+ if (argc)
+ r->triples = odr_malloc(o, sizeof(Z_Triple*) * argc);
+ else
+ r->triples = 0;
+ r->num_triples = argc;
+ for (i = 0; i < argc; i++)
+ {
+ int class, type;
+ char value[512];
+ Z_Triple *t;
+
+ if (sscanf(argv[i], "(%d,%d,%[^)])", &class, &type, value) < 3)
+ {
+ logf(LOG_WARN, "Syntax error in variant component '%s'",
+ argv[i]);
+ return 0;
+ }
+ t = r->triples[i] = odr_malloc(o, sizeof(Z_Triple));
+ t->variantSetId = 0;
+ t->class = odr_malloc(o, sizeof(int));
+ *t->class = class;
+ t->type = odr_malloc(o, sizeof(int));
+ *t->type = type;
+ /*
+ * This is wrong.. we gotta look up the correct type for the
+ * variant, I guess... damn this stuff.
+ */
+ if (*value == '@')
+ {
+ t->which = Z_Triple_null;
+ t->value.null = ODR_NULLVAL;
+ }
+ else if (isdigit(*value))
+ {
+ t->which = Z_Triple_integer;
+ t->value.integer = odr_malloc(o, sizeof(*t->value.integer));
+ *t->value.integer = atoi(value);
+ }
+ else
+ {
+ t->which = Z_Triple_internationalString;
+ t->value.internationalString = odr_malloc(o, strlen(value)+1);
+ strcpy(t->value.internationalString, value);
+ }
+ }
+ return r;
+}
+
+static Z_Occurrences *read_occurrences(char *occ, ODR o)
+{
+ Z_Occurrences *op = odr_malloc(o, sizeof(*op));
+ char *p;
+
+ if (!occ)
+ {
+ op->which = Z_Occurrences_values;
+ op->u.values = odr_malloc(o, sizeof(Z_OccurValues));
+ op->u.values->start = odr_malloc(o, sizeof(int));
+ *op->u.values->start = 1;
+ op->u.values->howMany = 0;
+ }
+ else if (!strcmp(occ, "all"))
+ {
+ op->which = Z_Occurrences_all;
+ op->u.all = ODR_NULLVAL;
+ }
+ else if (!strcmp(occ, "last"))
+ {
+ op->which = Z_Occurrences_last;
+ op->u.all = ODR_NULLVAL;
+ }
+ else
+ {
+ Z_OccurValues *ov = odr_malloc(o, sizeof(*ov));
+
+ if (!isdigit(*occ))
+ {
+ logf(LOG_WARN, "Bad occurrences-spec in %s", occ);
+ return 0;
+ }
+ op->which = Z_Occurrences_values;
+ op->u.values = ov;
+ ov->start = odr_malloc(o, sizeof(*ov->start));
+ *ov->start = atoi(occ);
+ if ((p = strchr(occ, '+')))
+ {
+ ov->howMany = odr_malloc(o, sizeof(*ov->howMany));
+ *ov->howMany = atoi(p + 1);
+ }
+ else
+ ov->howMany = 0;
+ }
+ return op;
+}
+
+
+static Z_ETagUnit *read_tagunit(char *buf, ODR o)
+{
+ Z_ETagUnit *u = odr_malloc(o, sizeof(*u));
+ int terms;
+ int type;
+ char value[512], occ[512];
+
+ if (*buf == '*')
+ {
+ u->which = Z_ETagUnit_wildPath;
+ u->u.wildPath = ODR_NULLVAL;
+ }
+ else if (*buf == '?')
+ {
+ u->which = Z_ETagUnit_wildThing;
+ if (buf[1] == ':')
+ u->u.wildThing = read_occurrences(buf+2, o);
+ else
+ u->u.wildThing = read_occurrences(0, o);
+ }
+ else if ((terms = sscanf(buf, "(%d,%[^)]):%[a-z0-9+]", &type, value,
+ occ)) >= 2)
+ {
+ int numval;
+ Z_SpecificTag *t;
+ char *valp = value;
+ int force_string = 0;
+
+ if (*valp == '\'')
+ {
+ valp++;
+ force_string = 1;
+ }
+ u->which = Z_ETagUnit_specificTag;
+ u->u.specificTag = t = odr_malloc(o, sizeof(*t));
+ t->tagType = odr_malloc(o, sizeof(*t->tagType));
+ *t->tagType = type;
+ t->tagValue = odr_malloc(o, sizeof(*t->tagValue));
+ if (!force_string && (numval = atoi(valp)))
+ {
+ t->tagValue->which = Z_StringOrNumeric_numeric;
+ t->tagValue->u.numeric = odr_malloc(o, sizeof(int));
+ *t->tagValue->u.numeric = numval;
+ }
+ else
+ {
+ t->tagValue->which = Z_StringOrNumeric_string;
+ t->tagValue->u.string = odr_malloc(o, strlen(valp)+1);
+ strcpy(t->tagValue->u.string, valp);
+ }
+ if (terms > 2) /* an occurrences-spec exists */
+ t->occurrences = read_occurrences(occ, o);
+ else
+ t->occurrences = 0;
+ }
+ return u;
+}