/*
- * Copyright (c) 1995, Index Data.
+ * Copyright (c) 1995-2002, Index Data.
* See the file LICENSE for details.
* Sebastian Hammer, Adam Dickmeiss
*
- * $Log: d1_espec.c,v $
- * Revision 1.1 1995-11-01 11:56:07 quinn
- * Added Retrieval (data management) functions en masse.
- *
- *
+ * $Id: d1_espec.c,v 1.22 2002-05-03 13:48:27 adam Exp $
*/
-
#include <stdlib.h>
#include <assert.h>
#include <string.h>
-#include <ctype.h>
-#include <xmalloc.h>
-#include <odr.h>
-#include <proto.h>
-#include <log.h>
-#include <readconf.h>
+
+#include <yaz/odr.h>
+#include <yaz/proto.h>
+#include <yaz/log.h>
+#include <yaz/data1.h>
+
+static Z_Variant *read_variant(int argc, char **argv, NMEM nmem,
+ const char *file, int lineno)
+{
+ Z_Variant *r = (Z_Variant *)nmem_malloc(nmem, sizeof(*r));
+ oident var1;
+ int i;
+ int oid[OID_SIZE];
+
+ var1.proto = PROTO_Z3950;
+ var1.oclass = CLASS_VARSET;
+ var1.value = VAL_VAR1;
+ r->globalVariantSetId = odr_oiddup_nmem(nmem, oid_ent_to_oid(&var1, oid));
+
+ if (argc)
+ r->triples = (Z_Triple **)nmem_malloc(nmem, sizeof(Z_Triple*) * argc);
+ else
+ r->triples = 0;
+ r->num_triples = argc;
+ for (i = 0; i < argc; i++)
+ {
+ int zclass, type;
+ char value[512];
+ Z_Triple *t;
+
+ if (sscanf(argv[i], "(%d,%d,%511[^)])", &zclass, &type, value) < 3)
+ {
+ yaz_log(LOG_WARN, "%s:%d: Syntax error in variant component '%s'",
+ file, lineno, argv[i]);
+ return 0;
+ }
+ t = r->triples[i] = (Z_Triple *)nmem_malloc(nmem, sizeof(Z_Triple));
+ t->variantSetId = 0;
+ t->zclass = (int *)nmem_malloc(nmem, sizeof(int));
+ *t->zclass = zclass;
+ t->type = (int *)nmem_malloc(nmem, 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 (d1_isdigit(*value))
+ {
+ t->which = Z_Triple_integer;
+ t->value.integer = (int *)
+ nmem_malloc(nmem, sizeof(*t->value.integer));
+ *t->value.integer = atoi(value);
+ }
+ else
+ {
+ t->which = Z_Triple_internationalString;
+ t->value.internationalString = (char *)
+ nmem_malloc(nmem, strlen(value)+1);
+ strcpy(t->value.internationalString, value);
+ }
+ }
+ return r;
+}
+
+static Z_Occurrences *read_occurrences(char *occ, NMEM nmem,
+ const char *file, int lineno)
+{
+ Z_Occurrences *op = (Z_Occurrences *)nmem_malloc(nmem, sizeof(*op));
+ char *p;
+
+ if (!occ)
+ {
+ op->which = Z_Occurrences_values;
+ op->u.values = (Z_OccurValues *)
+ nmem_malloc(nmem, sizeof(Z_OccurValues));
+ op->u.values->start = (int *)nmem_malloc(nmem, 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 = (Z_OccurValues *)nmem_malloc(nmem, sizeof(*ov));
+
+ if (!d1_isdigit(*occ))
+ {
+ yaz_log(LOG_WARN, "%s:%d: Bad occurrences-spec %s",
+ file, lineno, occ);
+ return 0;
+ }
+ op->which = Z_Occurrences_values;
+ op->u.values = ov;
+ ov->start = (int *)nmem_malloc(nmem, sizeof(*ov->start));
+ *ov->start = atoi(occ);
+ if ((p = strchr(occ, '+')))
+ {
+ ov->howMany = (int *)nmem_malloc(nmem, sizeof(*ov->howMany));
+ *ov->howMany = atoi(p + 1);
+ }
+ else
+ ov->howMany = 0;
+ }
+ return op;
+}
+
+
+static Z_ETagUnit *read_tagunit(char *buf, NMEM nmem,
+ const char *file, int lineno)
+{
+ Z_ETagUnit *u = (Z_ETagUnit *)nmem_malloc(nmem, 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, nmem, file, lineno);
+ else
+ u->u.wildThing = read_occurrences(0, nmem, file, lineno);
+ }
+ else if ((terms = sscanf(buf, "(%d,%511[^)]):%511[a-zA-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 = (Z_SpecificTag *)nmem_malloc(nmem, sizeof(*t));
+ t->tagType = (int *)nmem_malloc(nmem, sizeof(*t->tagType));
+ *t->tagType = type;
+ t->tagValue = (Z_StringOrNumeric *)
+ nmem_malloc(nmem, sizeof(*t->tagValue));
+ if (!force_string && (numval = atoi(valp)))
+ {
+ t->tagValue->which = Z_StringOrNumeric_numeric;
+ t->tagValue->u.numeric = (int *)nmem_malloc(nmem, sizeof(int));
+ *t->tagValue->u.numeric = numval;
+ }
+ else
+ {
+ t->tagValue->which = Z_StringOrNumeric_string;
+ t->tagValue->u.string = (char *)nmem_malloc(nmem, strlen(valp)+1);
+ strcpy(t->tagValue->u.string, valp);
+ }
+ if (terms > 2) /* an occurrences-spec exists */
+ t->occurrences = read_occurrences(occ, nmem, file, lineno);
+ else
+ t->occurrences = 0;
+ }
+ return u;
+}
/*
- * Read an element-set specification from a file. If !o, use xmalloc for
- * memory allocation.
+ * Read an element-set specification from a file.
+ * NOTE: If !o, memory is allocated directly from the heap by nmem_malloc().
*/
-Z_Espec1 *data1_read_espec1(char *file, ODR o)
+Z_Espec1 *data1_read_espec1 (data1_handle dh, const char *file)
{
FILE *f;
+ NMEM nmem = data1_nmem_get (dh);
+ int lineno = 0;
int argc, size_esn = 0;
char *argv[50], line[512];
- Z_Espec1 *res = odr_malloc(o, sizeof(*res));
-
- if (!(f = fopen(file, "r")))
+ Z_Espec1 *res = (Z_Espec1 *)nmem_malloc(nmem, sizeof(*res));
+
+ if (!(f = data1_path_fopen(dh, file, "r")))
{
- logf(LOG_WARN|LOG_ERRNO, "%s", file);
+ yaz_log(LOG_WARN|LOG_ERRNO, "%s", file);
return 0;
}
-
+
res->num_elementSetNames = 0;
res->elementSetNames = 0;
res->defaultVariantSetId = 0;
res->defaultTagType = 0;
res->num_elements = 0;
res->elements = 0;
-
- while ((argc = readconf_line(f, line, 512, argv, 50)))
+
+ while ((argc = readconf_line(f, &lineno, line, 512, argv, 50)))
if (!strcmp(argv[0], "elementsetnames"))
{
int nnames = argc-1, i;
-
+
if (!nnames)
{
- logf(LOG_WARN, "%s: Empty elementsetnames directive",
- file);
+ yaz_log(LOG_WARN, "%s:%d: Empty elementsetnames directive",
+ file, lineno);
continue;
}
-
- res->elementSetNames = odr_malloc(o, sizeof(char*)*nnames);
+
+ res->elementSetNames =
+ (char **)nmem_malloc(nmem, sizeof(char**)*nnames);
for (i = 0; i < nnames; i++)
{
- res->elementSetNames[i] = odr_malloc(o, strlen(argv[i+1])+1);
+ res->elementSetNames[i] = (char *)
+ nmem_malloc(nmem, strlen(argv[i+1])+1);
strcpy(res->elementSetNames[i], argv[i+1]);
}
res->num_elementSetNames = nnames;
}
else if (!strcmp(argv[0], "defaultvariantsetid"))
{
- if (argc != 2 || !(res->defaultVariantSetId =
- odr_getoidbystr(o, argv[1])))
+ if (argc != 2)
+ {
+ yaz_log(LOG_WARN, "%s:%d: Bad # of args for %s",
+ file, lineno, argv[0]);
+ continue;
+ }
+ if (!(res->defaultVariantSetId =
+ odr_getoidbystr_nmem(nmem, argv[1])))
{
- logf(LOG_WARN, "%s: Bad defaultvariantsetid directive", file);
+ yaz_log(LOG_WARN, "%s:%d: Bad defaultvariantsetid",
+ file, lineno);
continue;
}
}
{
if (argc != 2)
{
- logf(LOG_WARN, "%s: Bad defaulttagtype directive", file);
+ yaz_log(LOG_WARN, "%s:%d: Bad # of args for %s",
+ file, lineno, argv[0]);
continue;
}
- res->defaultTagType = odr_malloc(o, sizeof(int));
+ res->defaultTagType = (int *)nmem_malloc(nmem, sizeof(int));
*res->defaultTagType = atoi(argv[1]);
}
else if (!strcmp(argv[0], "defaultvariantrequest"))
{
- abort();
+ if (!(res->defaultVariantRequest =
+ read_variant(argc-1, argv+1, nmem, file, lineno)))
+ {
+ yaz_log(LOG_WARN, "%s:%d: Bad defaultvariantrequest",
+ file, lineno);
+ continue;
+ }
}
else if (!strcmp(argv[0], "simpleelement"))
{
char *path = argv[1];
char *ep;
int num, i = 0;
-
+
if (!res->elements)
- res->elements = odr_malloc(o, size_esn = 24*sizeof(*er));
- else if (res->num_elements >= size_esn)
+ res->elements = (Z_ElementRequest **)
+ nmem_malloc(nmem, size_esn = 24*sizeof(er));
+ else if (res->num_elements >= (int) (size_esn/sizeof(er)))
{
+ Z_ElementRequest **oe = res->elements;
size_esn *= 2;
- res->elements = o ? odr_malloc(o, size_esn) :
- xrealloc(res->elements, size_esn);
+ res->elements = (Z_ElementRequest **)
+ nmem_malloc (nmem, size_esn*sizeof(er));
+ memcpy (res->elements, oe, size_esn/2);
}
if (argc < 2)
{
- logf(LOG_WARN, "%s: Empty simpleelement directive", file);
+ yaz_log(LOG_WARN, "%s:%d: Bad # of args for %s",
+ file, lineno, argv[0]);
continue;
}
+
res->elements[res->num_elements++] = er =
- odr_malloc(o, sizeof(*er));
+ (Z_ElementRequest *)nmem_malloc(nmem, sizeof(*er));
er->which = Z_ERequest_simpleElement;
- er->u.simpleElement = se = odr_malloc(o, sizeof(*se));
+ er->u.simpleElement = se = (Z_SimpleElement *)
+ nmem_malloc(nmem, sizeof(*se));
se->variantRequest = 0;
- se->path = tp = odr_malloc(o, sizeof(*tp));
+ se->path = tp = (Z_ETagPath *)nmem_malloc(nmem, sizeof(*tp));
tp->num_tags = 0;
- for (num = 1, ep = path; (ep = strchr(ep, '/')); num++, ep++);
- tp->tags = odr_malloc(o, sizeof(Z_ETagUnit*)*num);
-
- for ((ep = strchr(path, '/')) ; path ; (void)((path = ep) &&
- (ep = strchr(path, '/'))))
+ /*
+ * Parse the element selector.
+ */
+ for (num = 1, ep = path; (ep = strchr(ep, '/')); num++, ep++)
+ ;
+ tp->tags = (Z_ETagUnit **)
+ nmem_malloc(nmem, sizeof(Z_ETagUnit*)*num);
+
+ for ((ep = strchr(path, '/')) ; path ;
+ (void)((path = ep) && (ep = strchr(path, '/'))))
{
- int type;
- char value[512];
- Z_ETagUnit *u;
-
+ Z_ETagUnit *tagunit;
if (ep)
ep++;
-
+
assert(i<num);
- tp->tags[tp->num_tags++] = u = odr_malloc(o, sizeof(*u));
- if (sscanf(path, "(%d,%[^)])", &type, value) == 2)
+ tagunit = read_tagunit(path, nmem, file, lineno);
+ if (!tagunit)
{
- 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);
- }
- t->occurrences = 0; /* for later */
+ yaz_log (LOG_WARN, "%s%d: Bad tag unit at %s",
+ file, lineno, path);
+ break;
}
+ tp->tags[tp->num_tags++] = tagunit;
}
+
+ if (argc > 2 && !strcmp(argv[2], "variant"))
+ se->variantRequest=
+ read_variant(argc-3, argv+3, nmem, file, lineno);
}
else
- {
- logf(LOG_WARN, "%s: Unknown directive %s", file, argv[0]);
- fclose(f);
- return 0;
- }
-
+ yaz_log(LOG_WARN, "%s:%d: Unknown directive '%s'",
+ file, lineno, argv[0]);
+ fclose (f);
return res;
}