Added function, oid_ent_to_oid, to replace the function
[yaz-moved-to-github.git] / client / client.c
index cabebb9..66dc48e 100644 (file)
 /*
- * Copyright (c) 1995, Index Data.
+ * Copyright (c) 1995-1997, Index Data.
  * See the file LICENSE for details.
  * Sebastian Hammer, Adam Dickmeiss
  *
  * $Log: client.c,v $
- * Revision 1.15  1995-06-22 09:28:03  quinn
+ * Revision 1.53  1997-09-29 13:18:59  adam
+ * Added function, oid_ent_to_oid, to replace the function
+ * oid_getoidbyent, which is not thread safe.
+ *
+ * Revision 1.52  1997/09/29 07:20:31  adam
+ * Client code uses nmem_init.
+ *
+ * Revision 1.51  1997/09/26 09:41:55  adam
+ * Updated client to handle multiple diagnostics.
+ *
+ * Revision 1.50  1997/09/17 12:10:29  adam
+ * YAZ version 1.4.
+ *
+ * Revision 1.49  1997/09/04 13:45:17  adam
+ * Added UNImarc to list of available syntaxes.
+ *
+ * Revision 1.48  1997/09/01 08:48:44  adam
+ * New windows NT/95 port using MSV5.0. Only a few changes made
+ * to avoid warnings. Sub project created: client.dsp.
+ *
+ * Revision 1.47  1997/07/01 13:49:56  adam
+ * Take care of case when invalid target is specified on command line.
+ *
+ * Revision 1.46  1997/06/23 10:30:18  adam
+ * Added call to ccl_rpn_delete in search. Added ODR stream "out"
+ * as parameter to ccl_rpn_query to release RPN query.
+ *
+ * Revision 1.45  1997/05/14 06:53:29  adam
+ * C++ support.
+ *
+ * Revision 1.44  1997/05/05 11:20:35  adam
+ * Client uses "options" utility and marc dump filename may be specified
+ * as an option (-m <file>).
+ *
+ * Revision 1.43  1996/11/08 11:03:26  adam
+ * Client accepts multiple database names.
+ *
+ * Revision 1.42  1996/10/08 10:44:57  quinn
+ * Resolved conflicts.
+ *
+ * Revision 1.41  1996/10/07  15:29:03  quinn
+ * Work
+ *
+ * Revision 1.40  1996/08/29  14:19:34  quinn
+ * Fixed conflict (CVS)
+ *
+ * Revision 1.39  1996/08/27  10:43:22  quinn
+ * Made select() optional
+ *
+ * Revision 1.38  1996/08/12  14:09:11  adam
+ * Default prefix query attribute set defined by using p_query_attset.
+ *
+ * Revision 1.37  1996/07/06  19:58:29  quinn
+ * System headerfiles gathered in yconfig
+ *
+ * Revision 1.36  1996/06/10  08:53:47  quinn
+ * Added Summary
+ *
+ * Revision 1.35  1996/06/03  09:45:50  quinn
+ * Added display of OIDs in the GRS routine.
+ *
+ * Revision 1.34  1996/05/09  07:26:49  quinn
+ * *** empty log message ***
+ *
+ * Revision 1.33  1996/05/09  07:25:22  quinn
+ * Small
+ *
+ * Revision 1.32  1996/03/15  11:05:33  adam
+ * The user can set the preferred query type (prefix, ccl, ..) with the
+ * querytype command.
+ *
+ * Revision 1.31  1996/02/20  12:51:54  quinn
+ * Fixed problems with EXTERNAL.
+ *
+ * Revision 1.30  1996/02/12  18:18:09  quinn
+ * Fidgeting.
+ *
+ * Revision 1.29  1996/01/02  08:57:25  quinn
+ * Changed enums in the ASN.1 .h files to #defines. Changed oident.class to oclass
+ *
+ * Revision 1.28  1995/12/14  11:09:31  quinn
+ * Added Explain record syntax to the format command.
+ *
+ * Revision 1.27  1995/12/12  16:37:02  quinn
+ * Added destroy element to data1_node.
+ *
+ * Revision 1.26  1995/12/12  14:11:00  quinn
+ * Minimal.
+ *
+ * Revision 1.25  1995/11/13  09:27:22  quinn
+ * Fiddling with the variant stuff.
+ *
+ * Revision 1.24  1995/10/30  12:41:13  quinn
+ * Added hostname lookup for server.
+ *
+ * Revision 1.23  1995/10/18  16:12:30  quinn
+ * Better diagnostics.
+ *
+ * Revision 1.22  1995/10/11  14:49:12  quinn
+ * Smallish.
+ *
+ * Revision 1.21  1995/09/29  17:01:47  quinn
+ * More Windows work
+ *
+ * Revision 1.20  1995/08/29  14:24:13  quinn
+ * Added second half of close-handshake
+ *
+ * Revision 1.19  1995/08/29  11:17:28  quinn
+ * Added code to receive close
+ *
+ * Revision 1.18  1995/08/28  12:21:27  quinn
+ * Client can now ask for simple element set names.
+ *
+ * Revision 1.17  1995/08/17  12:45:02  quinn
+ * Fixed minor problems with GRS-1. Added support in c&s.
+ *
+ * Revision 1.16  1995/08/15  12:00:04  quinn
+ * Updated External
+ *
+ * Revision 1.15  1995/06/22  09:28:03  quinn
  * Fixed bug in SUTRS processing.
  *
  * Revision 1.14  1995/06/19  12:37:41  quinn
  * to illustrate the use of the YAZ service-level API.
  */
 
+#include <yconfig.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <sys/time.h>
+#include <time.h>
 #include <assert.h>
-#ifdef _AIX
-#include <sys/select.h>
-#endif
 
 #include <comstack.h>
 #include <tcpip.h>
 #include <proto.h>
 #include <marcdisp.h>
 #include <diagbib1.h>
+#include <options.h>
 
-#ifdef RPN_QUERY
-#ifdef PREFIX_QUERY
 #include <pquery.h>
-#else
+
+#if CCL2RPN
 #include <yaz-ccl.h>
 #endif
-#endif
 
 #define C_PROMPT "Z> "
 
 static ODR out, in, print;              /* encoding and decoding streams */
 static COMSTACK conn = 0;               /* our z-association */
 static Z_IdAuthentication *auth = 0;    /* our current auth definition */
-static char database[512] = "Default";  /* Database name */
+static char *databaseNames[128];
+static int num_databaseNames = 0;
 static int setnumber = 0;               /* current result set number */
 static int smallSetUpperBound = 0;
 static int largeSetLowerBound = 1;
 static int mediumSetPresentNumber = 0;
+static Z_ElementSetNames *elementSetNames = 0; 
 static int setno = 1;                   /* current set offset */
 static int protocol = PROTO_Z3950;      /* current app protocol */
 static int recordsyntax = VAL_USMARC;
-static ODR_MEM session_mem;                /* memory handle for init-response */
-static Z_InitResponse *session = 0;        /* session parameters */
+static int sent_close = 0;
+static ODR_MEM session_mem;             /* memory handle for init-response */
+static Z_InitResponse *session = 0;     /* session parameters */
 static char last_scan[512] = "0";
 static char last_cmd[100] = "?";
-#ifdef RPN_QUERY
-#ifndef PREFIX_QUERY
+static FILE *marcdump = 0;
+
+typedef enum {
+    QueryType_Prefix,
+    QueryType_CCL,
+    QueryType_CCL2RPN
+} QueryType;
+
+static QueryType queryType = QueryType_Prefix;
+
+#if CCL2RPN
 static CCL_bibset bibset;               /* CCL bibset handle */
 #endif
-#endif
 
 static void send_apdu(Z_APDU *a)
 {
@@ -113,15 +240,15 @@ static void send_apdu(Z_APDU *a)
 
     if (!z_APDU(out, &a, 0))
     {
-       odr_perror(out, "Encoding APDU");
-       exit(1);
+        odr_perror(out, "Encoding APDU");
+        exit(1);
     }
     buf = odr_getbuf(out, &len, 0);
-    odr_reset(out); /* release the APDU */
+    odr_reset(out); /* release the APDU structure  */
     if (cs_put(conn, buf, len) < 0)
     {
-       fprintf(stderr, "cs_put: %s", cs_errlist[cs_errno(conn)]);
-       exit(1);
+        fprintf(stderr, "cs_put: %s", cs_errmsg(cs_errno(conn)));
+        exit(1);
     }
 }
 
@@ -140,6 +267,9 @@ static void send_initRequest()
 
     ODR_MASK_SET(req->protocolVersion, Z_ProtocolVersion_1);
     ODR_MASK_SET(req->protocolVersion, Z_ProtocolVersion_2);
+    ODR_MASK_SET(req->protocolVersion, Z_ProtocolVersion_3);
+
+    *req->maximumRecordSize = 1024*1024;
 
     req->idAuthentication = auth;
 
@@ -154,29 +284,29 @@ static int process_initResponse(Z_InitResponse *res)
     session = res;
 
     if (!*res->result)
-       printf("Connection rejected by target.\n");
+        printf("Connection rejected by target.\n");
     else
-       printf("Connection accepted by target.\n");
+        printf("Connection accepted by target.\n");
     if (res->implementationId)
-       printf("ID     : %s\n", res->implementationId);
+        printf("ID     : %s\n", res->implementationId);
     if (res->implementationName)
-       printf("Name   : %s\n", res->implementationName);
+        printf("Name   : %s\n", res->implementationName);
     if (res->implementationVersion)
-       printf("Version: %s\n", res->implementationVersion);
+        printf("Version: %s\n", res->implementationVersion);
     if (res->userInformationField)
     {
-       printf("UserInformationfield:\n");
-       if (!odr_external(print, (Odr_external**)&res-> userInformationField,
-           0))
-       {
-           odr_perror(print, "Printing userinfo\n");
-           odr_reset(print);
-       }
-       if (res->userInformationField->which == ODR_EXTERNAL_octet)
-       {
-           printf("Guessing visiblestring:\n");
-           printf("'%s'\n", res->userInformationField->u. octet_aligned->buf);
-       }
+        printf("UserInformationfield:\n");
+        if (!z_External(print, (Z_External**)&res-> userInformationField,
+            0))
+        {
+            odr_perror(print, "Printing userinfo\n");
+            odr_reset(print);
+        }
+        if (res->userInformationField->which == Z_External_octet)
+        {
+            printf("Guessing visiblestring:\n");
+            printf("'%s'\n", res->userInformationField->u. octet_aligned->buf);
+        }
     }
     return 0;
 }
@@ -189,55 +319,50 @@ int cmd_open(char *arg)
 
     if (conn)
     {
-       printf("Already connected.\n");
-       return 0;
+        printf("Already connected.\n");
+        return 0;
     }
     if (!*arg || sscanf(arg, "%[^:]:%s", type, addr) < 2)
     {
-       fprintf(stderr, "Usage: open (osi|tcp) ':' [tsel '/']host[':'port]\n");
-       return 0;
+        fprintf(stderr, "Usage: open (osi|tcp) ':' [tsel '/']host[':'port]\n");
+        return 0;
+    }
+    if (!strcmp(type, "tcp"))
+    {
+       t = tcpip_type;
+       protocol = PROTO_Z3950;
     }
+    else
 #ifdef USE_XTIMOSI
     if (!strcmp(type, "osi"))
     {
-       if (!(add = mosi_strtoaddr(addr)))
-       {
-           perror(arg);
-           return 0;
-       }
-       t = mosi_type;
-       protocol = PROTO_SR;
+        t = mosi_type;
+        protocol = PROTO_SR;
     }
     else
 #endif
-    if (!strcmp(type, "tcp"))
     {
-       if (!(add = tcpip_strtoaddr(addr)))
-       {
-           perror(arg);
-           return 0;
-       }
-       t = tcpip_type;
-       protocol = PROTO_Z3950;
+       fprintf(stderr, "Bad type: %s\n", type);
+       return 0;
     }
-    else
+    if (!(conn = cs_create(t, 1, protocol)))
     {
-       fprintf(stderr, "Bad type: %s\n", type);
-       return 0;
+        perror("cs_create");
+        return 0;
     }
-    if (!(conn = cs_create(t, 1, protocol)))
+    if (!(add = cs_straddr(conn, addr)))
     {
-       perror("cs_create");
+       perror(arg);
        return 0;
     }
     printf("Connecting...");
     fflush(stdout);
     if (cs_connect(conn, add) < 0)
     {
-       perror("connect");
-       cs_close(conn);
-       conn = 0;
-       return 0;
+        perror("connect");
+        cs_close(conn);
+        conn = 0;
+        return 0;
     }
     printf("Ok.\n");
     send_initRequest();
@@ -251,9 +376,9 @@ int cmd_authentication(char *arg)
 
     if (!*arg)
     {
-       printf("Auth field set to null\n");
-       auth = 0;
-       return 1;
+        printf("Auth field set to null\n");
+        auth = 0;
+        return 1;
     }
     auth = &au;
     au.which = Z_IdAuthentication_open;
@@ -264,91 +389,217 @@ int cmd_authentication(char *arg)
 
 /* SEARCH SERVICE ------------------------------ */
 
-void display_record(Z_DatabaseRecord *p)
+static void display_variant(Z_Variant *v, int level)
 {
-    Odr_external *r = (Odr_external*) p;
-    oident *ent = oid_getentbyoid(r->direct_reference);
+    int i;
 
-    if (r->direct_reference)
+    for (i = 0; i < v->num_triples; i++)
     {
-       printf("Record type: ");
-       if (ent)
-           printf("%s\n", ent->desc);
-       else if (!odr_oid(print, &r->direct_reference, 0))
-       {
-           odr_perror(print, "print oid");
-           odr_reset(print);
-       }
+       printf("%*sclass=%d,type=%d", level * 4, "", *v->triples[i]->zclass,
+           *v->triples[i]->type);
+       if (v->triples[i]->which == Z_Triple_internationalString)
+           printf(",value=%s\n", v->triples[i]->value.internationalString);
+       else
+           printf("\n");
     }
-    if (r->which == ODR_EXTERNAL_octet && p->u.octet_aligned->len)
-       marc_display ((char*)p->u.octet_aligned->buf, stdout);
-    else if (ent->value == VAL_SUTRS)
+}
+
+static void display_grs1(Z_GenericRecord *r, int level)
+{
+    int i;
+
+    if (!r)
+        return;
+    for (i = 0; i < r->num_elements; i++)
     {
-       Odr_oct *rc;
+        Z_TaggedElement *t;
+
+        printf("%*s", level * 4, "");
+        t = r->elements[i];
+        printf("(");
+        if (t->tagType)
+            printf("%d,", *t->tagType);
+        else
+            printf("?,");
+        if (t->tagValue->which == Z_StringOrNumeric_numeric)
+            printf("%d) ", *t->tagValue->u.numeric);
+        else
+            printf("%s) ", t->tagValue->u.string);
+        if (t->content->which == Z_ElementData_subtree)
+        {
+            printf("\n");
+            display_grs1(t->content->u.subtree, level+1);
+        }
+        else if (t->content->which == Z_ElementData_string)
+            printf("%s\n", t->content->u.string);
+        else if (t->content->which == Z_ElementData_numeric)
+           printf("%d\n", *t->content->u.numeric);
+       else if (t->content->which == Z_ElementData_oid)
+       {
+           int *ip = t->content->u.oid;
+           oident *oent;
 
-       if (r->which != ODR_EXTERNAL_single)
+           if ((oent = oid_getentbyoid(t->content->u.oid)))
+               printf("OID: %s\n", oent->desc);
+           else
+           {
+               printf("{");
+               while (ip && *ip >= 0)
+                   printf(" %d", *(ip++));
+               printf(" }\n");
+           }
+       }
+       else if (t->content->which == Z_ElementData_noDataRequested)
+           printf("[No data requested]\n");
+       else if (t->content->which == Z_ElementData_elementEmpty)
+           printf("[Element empty]\n");
+       else if (t->content->which == Z_ElementData_elementNotThere)
+           printf("[Element not there]\n");
+       else
+            printf("??????\n");
+       if (t->appliedVariant)
+           display_variant(t->appliedVariant, level+1);
+       if (t->metaData && t->metaData->supportedVariants)
        {
-           printf("Expecting single ASN.1 type for SUTRS.\n");
-           return;
+           int c;
+
+           printf("%*s---- variant list\n", (level+1)*4, "");
+           for (c = 0; c < t->metaData->num_supportedVariants; c++)
+           {
+               printf("%*svariant #%d\n", (level+1)*4, "", c);
+               display_variant(t->metaData->supportedVariants[c], level + 2);
+           }
        }
-       odr_setbuf(in, (char*)r->u.single_ASN1_type->buf,
-           r->u.single_ASN1_type->len, 0);
-       if (!z_SUTRS(in, &rc, 0))
+    }
+}
+
+static void display_record(Z_DatabaseRecord *p)
+{
+    Z_External *r = (Z_External*) p;
+    oident *ent = oid_getentbyoid(r->direct_reference);
+
+    /*
+     * Tell the user what we got.
+     */
+    if (r->direct_reference)
+    {
+        printf("Record type: ");
+        if (ent)
+            printf("%s\n", ent->desc);
+        else if (!odr_oid(print, &r->direct_reference, 0))
+        {
+            odr_perror(print, "print oid");
+            odr_reset(print);
+        }
+    }
+
+    /* Check if this is a known, ASN.1 type tucked away in an octet string */
+    if (ent && r->which == Z_External_octet)
+    {
+       Z_ext_typeent *type = z_ext_getentbyref(ent->value);
+       void *rr;
+
+       if (type)
        {
-           odr_perror(in, "decoding SUTRS");
-           odr_reset(in);
+           /*
+            * Call the given decoder to process the record.
+            */
+           odr_setbuf(in, (char*)p->u.octet_aligned->buf,
+               p->u.octet_aligned->len, 0);
+           if (!(*type->fun)(in, &rr, 0))
+           {
+               odr_perror(in, "Decoding constructed record.");
+               fprintf(stderr, "[Near %d]\n", odr_offset(in));
+               fprintf(stderr, "Packet dump:\n---------\n");
+               odr_dumpBER(stderr, (char*)p->u.octet_aligned->buf,
+                   p->u.octet_aligned->len);
+               fprintf(stderr, "---------\n");
+               exit(1);
+           }
+           /*
+            * Note: we throw away the original, BER-encoded record here.
+            * Do something else with it if you want to keep it.
+            */
+           r->u.sutrs = rr;    /* we don't actually check the type here. */
+           r->which = type->what;
        }
-       else
-           printf("%.*s", rc->len, rc->buf);
+    }
+    if (ent->value == VAL_SOIF)
+        printf("%.*s", r->u.octet_aligned->len, r->u.octet_aligned->buf);
+    else if (r->which == Z_External_octet && p->u.octet_aligned->len)
+    {
+        const char *marc_buf = (char*)p->u.octet_aligned->buf;
+        marc_display (marc_buf, NULL);
+        if (marcdump)
+            fwrite (marc_buf, strlen (marc_buf), 1, marcdump);
+    }
+    else if (ent->value == VAL_SUTRS)
+    {
+        if (r->which != Z_External_sutrs)
+        {
+            printf("Expecting single SUTRS type for SUTRS.\n");
+            return;
+        }
+        printf("%.*s", r->u.sutrs->len, r->u.sutrs->buf);
+    }
+    else if (ent->value == VAL_GRS1)
+    {
+        if (r->which != Z_External_grs1)
+        {
+            printf("Expecting single GRS type for GRS.\n");
+            return;
+        }
+        display_grs1(r->u.grs1, 0);
     }
     else 
     {
-       printf("Unknown record representation.\n");
-       if (!odr_external(print, &r, 0))
-       {
-           odr_perror(print, "Printing external");
-           odr_reset(print);
-       }
+        printf("Unknown record representation.\n");
+        if (!z_External(print, &r, 0))
+        {
+            odr_perror(print, "Printing external");
+            odr_reset(print);
+        }
     }
 }
 
-static void display_diagrec(Z_DiagRec *p)
+
+static void display_diagrecs(Z_DiagRec **pp, int num)
 {
+    int i;
     oident *ent;
-#ifdef Z_95
     Z_DefaultDiagFormat *r;
-#else
-    Z_DiagRec *r = p;
-#endif
 
-    printf("Diagnostic message from database:\n");
-#ifdef Z_95
-    if (p->which != Z_DiagRec_defaultFormat)
+    printf("Diagnostic message(s) from database:\n");
+    for (i = 0; i<num; i++)
     {
-       printf("Diagnostic record not in default format.\n");
-       return;
+       Z_DiagRec *p = pp[i];
+       if (p->which != Z_DiagRec_defaultFormat)
+       {
+           printf("Diagnostic record not in default format.\n");
+           return;
+       }
+       else
+           r = p->u.defaultFormat;
+       if (!(ent = oid_getentbyoid(r->diagnosticSetId)) ||
+           ent->oclass != CLASS_DIAGSET || ent->value != VAL_BIB1)
+           printf("Missing or unknown diagset\n");
+       printf("    [%d] %s", *r->condition, diagbib1_str(*r->condition));
+       if (r->addinfo && *r->addinfo)
+           printf(" -- '%s'\n", r->addinfo);
+       else
+           printf("\n");
     }
-    else
-       r = p->u.defaultFormat;
-#endif
-    if (!(ent = oid_getentbyoid(r->diagnosticSetId)) ||
-       ent->class != CLASS_DIAGSET || ent->value != VAL_BIB1)
-       printf("Missing or unknown diagset\n");
-    printf("    [%d] %s", *r->condition, diagbib1_str(*r->condition));
-    if (r->addinfo && *r->addinfo)
-       printf(" -- %s\n", r->addinfo);
-    else
-       printf("\n");
 }
 
+
 static void display_nameplusrecord(Z_NamePlusRecord *p)
 {
     if (p->databaseName)
-       printf("[%s]", p->databaseName);
+        printf("[%s]", p->databaseName);
     if (p->which == Z_NamePlusRecord_surrogateDiagnostic)
-       display_diagrec(p->u.surrogateDiagnostic);
+        display_diagrecs(&p->u.surrogateDiagnostic, 1);
     else
-       display_record(p->u.databaseRecord);
+        display_record(p->u.databaseRecord);
 }
 
 static void display_records(Z_Records *p)
@@ -356,12 +607,15 @@ static void display_records(Z_Records *p)
     int i;
 
     if (p->which == Z_Records_NSD)
-       display_diagrec(p->u.nonSurrogateDiagnostic);
-    else
+       display_diagrecs (&p->u.nonSurrogateDiagnostic, 1);
+    else if (p->which == Z_Records_multipleNSD)
+       display_diagrecs (p->u.multipleNonSurDiagnostics->diagRecs,
+                         p->u.multipleNonSurDiagnostics->num_diagRecs);
+    else 
     {
-       printf("Records: %d\n", p->u.databaseOrSurDiagnostics->num_records);
-       for (i = 0; i < p->u.databaseOrSurDiagnostics->num_records; i++)
-           display_nameplusrecord(p->u.databaseOrSurDiagnostics->records[i]);
+        printf("Records: %d\n", p->u.databaseOrSurDiagnostics->num_records);
+        for (i = 0; i < p->u.databaseOrSurDiagnostics->num_records; i++)
+            display_nameplusrecord(p->u.databaseOrSurDiagnostics->records[i]);
     }
 }
 
@@ -369,93 +623,102 @@ static int send_searchRequest(char *arg)
 {
     Z_APDU *apdu = zget_APDU(out, Z_APDU_searchRequest);
     Z_SearchRequest *req = apdu->u.searchRequest;
-    char *databaseNames = database;
     Z_Query query;
-#ifdef RPN_QUERY
-#ifndef PREFIX_QUERY
+    int oid[OID_SIZE];
+#if CCL2RPN
     struct ccl_rpn_node *rpn;
     int error, pos;
-#endif
+    oident bib1;
 #endif
     char setstring[100];
-#ifdef RPN_QUERY
     Z_RPNQuery *RPNquery;
-    oident bib1;
-#else
     Odr_oct ccl_query;
-#endif
 
-#ifdef RPN_QUERY
-#ifndef PREFIX_QUERY
-    rpn = ccl_find_str(bibset, arg, &error, &pos);
-    if (error)
+#if CCL2RPN
+    if (queryType == QueryType_CCL2RPN)
     {
-       printf("CCL ERROR: %s\n", ccl_err_msg(error));
-       return 0;
+        rpn = ccl_find_str(bibset, arg, &error, &pos);
+        if (error)
+        {
+            printf("CCL ERROR: %s\n", ccl_err_msg(error));
+            return 0;
+        }
     }
 #endif
-#endif
 
     if (!strcmp(arg, "@big")) /* strictly for troublemaking */
     {
-       static unsigned char big[2100];
-       static Odr_oct bigo;
-
-       /* send a very big referenceid to test transport stack etc. */
-       memset(big, 'A', 2100);
-       bigo.len = bigo.size = 2100;
-       bigo.buf = big;
-       req->referenceId = &bigo;
+        static unsigned char big[2100];
+        static Odr_oct bigo;
+
+        /* send a very big referenceid to test transport stack etc. */
+        memset(big, 'A', 2100);
+        bigo.len = bigo.size = 2100;
+        bigo.buf = big;
+        req->referenceId = &bigo;
     }
 
     if (setnumber >= 0)
     {
-       sprintf(setstring, "%d", ++setnumber);
-       req->resultSetName = setstring;
+        sprintf(setstring, "%d", ++setnumber);
+        req->resultSetName = setstring;
     }
     *req->smallSetUpperBound = smallSetUpperBound;
     *req->largeSetLowerBound = largeSetLowerBound;
     *req->mediumSetPresentNumber = mediumSetPresentNumber;
     if (smallSetUpperBound > 0 || (largeSetLowerBound > 1 &&
-       mediumSetPresentNumber > 0))
+        mediumSetPresentNumber > 0))
     {
-       oident prefsyn;
-
-       prefsyn.proto = protocol;
-       prefsyn.class = CLASS_RECSYN;
-       prefsyn.value = recordsyntax;
-       req->preferredRecordSyntax = odr_oiddup(out, oid_getoidbyent(&prefsyn));
+        oident prefsyn;
+        int oid[OID_SIZE];
+
+        prefsyn.proto = protocol;
+        prefsyn.oclass = CLASS_RECSYN;
+        prefsyn.value = recordsyntax;
+        req->preferredRecordSyntax =
+            odr_oiddup(out, oid_ent_to_oid(&prefsyn, oid));
+        req->smallSetElementSetNames =
+            req->mediumSetElementSetNames = elementSetNames;
     }
-    req->num_databaseNames = 1;
-    req->databaseNames = &databaseNames;
+    req->num_databaseNames = num_databaseNames;
+    req->databaseNames = databaseNames;
 
     req->query = &query;
 
-#ifdef RPN_QUERY
-    query.which = Z_Query_type_1;
-
-#ifndef PREFIX_QUERY
-    assert((RPNquery = ccl_rpn_query(rpn)));
-#else
-    RPNquery = p_query_rpn (out, arg);
-    if (!RPNquery)
+    switch (queryType)
     {
-        printf("Prefix query error\n");
+    case QueryType_Prefix:
+        query.which = Z_Query_type_1;
+        RPNquery = p_query_rpn (out, protocol, arg);
+        if (!RPNquery)
+        {
+            printf("Prefix query error\n");
+            return 0;
+        }
+        query.u.type_1 = RPNquery;
+        break;
+    case QueryType_CCL:
+        query.which = Z_Query_type_2;
+        query.u.type_2 = &ccl_query;
+        ccl_query.buf = (unsigned char*) arg;
+        ccl_query.len = strlen(arg);
+        break;
+#if CCL2RPN
+    case QueryType_CCL2RPN:
+        query.which = Z_Query_type_1;
+        assert((RPNquery = ccl_rpn_query(out, rpn)));
+        bib1.proto = protocol;
+        bib1.oclass = CLASS_ATTSET;
+        bib1.value = VAL_BIB1;
+        RPNquery->attributeSetId = oid_ent_to_oid(&bib1, oid);
+        query.u.type_1 = RPNquery;
+        ccl_rpn_delete (rpn);
+        break;
+#endif
+    default:
+        printf ("Unsupported query type\n");
         return 0;
     }
-#endif
-    bib1.proto = protocol;
-    bib1.class = CLASS_ATTSET;
-    bib1.value = VAL_BIB1;
-    RPNquery->attributeSetId = oid_getoidbyent(&bib1);
-    query.u.type_1 = RPNquery;
-#else
-    query.which = Z_Query_type_2;
-    query.u.type_2 = &ccl_query;
-    ccl_query.buf = (unsigned char*) arg;
-    ccl_query.len = strlen(arg);
-#endif
-
     send_apdu(apdu);
     setno = 1;
     printf("Sent searchRequest.\n");
@@ -465,16 +728,16 @@ static int send_searchRequest(char *arg)
 static int process_searchResponse(Z_SearchResponse *res)
 {
     if (*res->searchStatus)
-       printf("Search was a success.\n");
+        printf("Search was a success.\n");
     else
-       printf("Search was a bloomin' failure.\n");
+        printf("Search was a bloomin' failure.\n");
     printf("Number of hits: %d, setno %d\n",
-       *res->resultCount, setnumber);
+        *res->resultCount, setnumber);
     printf("records returned: %d\n",
-       *res->numberOfRecordsReturned);
+        *res->numberOfRecordsReturned);
     setno += *res->numberOfRecordsReturned;
     if (res->records)
-       display_records(res->records);
+        display_records(res->records);
     return 0;
 }
 
@@ -482,37 +745,37 @@ static int cmd_find(char *arg)
 {
     if (!*arg)
     {
-       printf("Find what?\n");
-       return 0;
+        printf("Find what?\n");
+        return 0;
     }
     if (!conn)
     {
-       printf("Not connected yet\n");
-       return 0;
+        printf("Not connected yet\n");
+        return 0;
     }
     if (!send_searchRequest(arg))
-       return 0;
+        return 0;
     return 2;
 }
 
 static int cmd_ssub(char *arg)
 {
     if (!(smallSetUpperBound = atoi(arg)))
-       return 0;
+        return 0;
     return 1;
 }
 
 static int cmd_lslb(char *arg)
 {
     if (!(largeSetLowerBound = atoi(arg)))
-       return 0;
+        return 0;
     return 1;
 }
 
 static int cmd_mspn(char *arg)
 {
     if (!(mediumSetPresentNumber = atoi(arg)))
-       return 0;
+        return 0;
     return 1;
 }
 
@@ -526,12 +789,30 @@ static int cmd_status(char *arg)
 
 static int cmd_base(char *arg)
 {
+    int i;
+    char *cp;
+
     if (!*arg)
     {
-       printf("Usage: base <database>\n");
-       return 0;
+        printf("Usage: base <database> <database> ...\n");
+        return 0;
+    }
+    for (i = 0; i<num_databaseNames; i++)
+        xfree (databaseNames[i]);
+    num_databaseNames = 0;
+    while (1)
+    {
+        if (!(cp = strchr(arg, ' ')))
+            cp = arg + strlen(arg);
+        if (cp - arg < 1)
+            break;
+        databaseNames[num_databaseNames] = xmalloc (1 + cp - arg);
+        memcpy (databaseNames[num_databaseNames], arg, cp - arg);
+        databaseNames[num_databaseNames++][cp - arg] = '\0';
+        if (!*cp)
+            break;
+        arg = cp+1;
     }
-    strcpy(database, arg);
     return 1;
 }
 
@@ -539,13 +820,13 @@ static int cmd_setnames(char *arg)
 {
     if (setnumber < 0)
     {
-       printf("Set numbering enabled.\n");
-       setnumber = 0;
+        printf("Set numbering enabled.\n");
+        setnumber = 0;
     }
     else
     {
-       printf("Set numbering disabled.\n");
-       setnumber = -1;
+        printf("Set numbering disabled.\n");
+        setnumber = -1;
     }
     return 1;
 }
@@ -556,39 +837,89 @@ static int send_presentRequest(char *arg)
 {
     Z_APDU *apdu = zget_APDU(out, Z_APDU_presentRequest);
     Z_PresentRequest *req = apdu->u.presentRequest;
+    Z_RecordComposition compo;
     oident prefsyn;
     int nos = 1;
+    int oid[OID_SIZE];
     char *p;
     char setstring[100];
 
     if ((p = strchr(arg, '+')))
     {
-       nos = atoi(p + 1);
-       *p = 0;
+        nos = atoi(p + 1);
+        *p = 0;
     }
     if (*arg)
-       setno = atoi(arg);
+        setno = atoi(arg);
 
     if (setnumber >= 0)
     {
-       sprintf(setstring, "%d", setnumber);
-       req->resultSetId = setstring;
+        sprintf(setstring, "%d", setnumber);
+        req->resultSetId = setstring;
     }
+
+
+#if 0
+    if (1)
+    {
+       static Z_Range range;
+       static Z_Range *rangep = &range;
+    req->num_ranges = 1;
+#endif
     req->resultSetStartPoint = &setno;
     req->numberOfRecordsRequested = &nos;
     prefsyn.proto = protocol;
-    prefsyn.class = CLASS_RECSYN;
+    prefsyn.oclass = CLASS_RECSYN;
     prefsyn.value = recordsyntax;
-    req->preferredRecordSyntax = oid_getoidbyent(&prefsyn);
+    req->preferredRecordSyntax = oid_ent_to_oid(&prefsyn, oid);
+
+    if (elementSetNames)
+    {
+        req->recordComposition = &compo;
+        compo.which = Z_RecordComp_simple;
+        compo.u.simple = elementSetNames;
+    }
     send_apdu(apdu);
     printf("Sent presentRequest (%d+%d).\n", setno, nos);
     return 2;
 }
 
+void process_close(Z_Close *req)
+{
+    Z_APDU *apdu = zget_APDU(out, Z_APDU_close);
+    Z_Close *res = apdu->u.close;
+
+    static char *reasons[] =
+    {
+        "finished",
+        "shutdown",
+        "system problem",
+        "cost limit reached",
+        "resources",
+        "security violation",
+        "protocolError",
+        "lack of activity",
+        "peer abort",
+        "unspecified"
+    };
+
+    printf("Reason: %s, message: %s\n", reasons[*req->closeReason],
+        req->diagnosticInformation ? req->diagnosticInformation : "NULL");
+    if (sent_close)
+    {
+        printf("Goodbye.\n");
+        exit(0);
+    }
+    *res->closeReason = Z_Close_finished;
+    send_apdu(apdu);
+    printf("Sent response.\n");
+    sent_close = 1;
+}
+
 static int cmd_show(char *arg)
 {
     if (!send_presentRequest(arg))
-       return 0;
+        return 0;
     return 2;
 }
 
@@ -596,27 +927,28 @@ int cmd_quit(char *arg)
 {
     printf("See you later, alligator.\n");
     exit(0);
+    return 0;
 }
 
 int cmd_cancel(char *arg)
 {
     Z_APDU *apdu = zget_APDU(out, Z_APDU_triggerResourceControlRequest);
     Z_TriggerResourceControlRequest *req =
-       apdu->u.triggerResourceControlRequest;
-    bool_t false = 0;
+        apdu->u.triggerResourceControlRequest;
+    bool_t rfalse = 0;
     
     if (!session)
     {
-       printf("Session not initialized yet\n");
-       return 0;
+        printf("Session not initialized yet\n");
+        return 0;
     }
     if (!ODR_MASK_GET(session->options, Z_Options_triggerResourceCtrl))
     {
-       printf("Target doesn't support cancel (trigger resource ctrl)\n");
-       return 0;
+        printf("Target doesn't support cancel (trigger resource ctrl)\n");
+        return 0;
     }
     *req->requestedAction = Z_TriggerResourceCtrl_cancel;
-    req->resultSetWanted = &false;
+    req->resultSetWanted = &rfalse;
 
     send_apdu(apdu);
     printf("Sent cancel request\n");
@@ -627,16 +959,11 @@ int send_scanrequest(char *string, int pp, int num)
 {
     Z_APDU *apdu = zget_APDU(out, Z_APDU_scanRequest);
     Z_ScanRequest *req = apdu->u.scanRequest;
-    char *db = database;
-    oident attset;
-
-    req->num_databaseNames = 1;
-    req->databaseNames = &db;
-    attset.proto = protocol;
-    attset.class = CLASS_ATTSET;
-    attset.value = VAL_BIB1;
-    req->attributeSet = oid_getoidbyent(&attset);
-    req->termListAndStartPoint = p_query_scan(out, string);
+
+    req->num_databaseNames = num_databaseNames;
+    req->databaseNames = databaseNames;
+    req->termListAndStartPoint = p_query_scan(out, protocol,
+                                              &req->attributeSet, string);
     req->numberOfTermsRequested = &num;
     req->preferredPositionInResponse = &pp;
     send_apdu(apdu);
@@ -647,13 +974,13 @@ void display_term(Z_TermInfo *t)
 {
     if (t->term->which == Z_Term_general)
     {
-       printf("%.*s (%d)\n", t->term->u.general->len, t->term->u.general->buf,
-           t->globalOccurrences ? *t->globalOccurrences : -1);
-       sprintf(last_scan, "%.*s", t->term->u.general->len,
-           t->term->u.general->buf);
+        printf("%.*s (%d)\n", t->term->u.general->len, t->term->u.general->buf,
+            t->globalOccurrences ? *t->globalOccurrences : -1);
+        sprintf(last_scan, "%.*s", t->term->u.general->len,
+            t->term->u.general->buf);
     }
     else
-       printf("Term type not general.\n");
+        printf("Term type not general.\n");
 }
 
 void process_scanResponse(Z_ScanResponse *res)
@@ -661,48 +988,49 @@ void process_scanResponse(Z_ScanResponse *res)
     int i;
 
     printf("SCAN: %d entries, position=%d\n", *res->numberOfEntriesReturned,
-       *res->positionOfTerm);
+        *res->positionOfTerm);
     if (*res->scanStatus != Z_Scan_success)
-       printf("Scan returned code %d\n", *res->scanStatus);
+        printf("Scan returned code %d\n", *res->scanStatus);
     if (!res->entries)
-       return;
+        return;
     if (res->entries->which == Z_ListEntries_entries)
     {
-       Z_Entries *ent = res->entries->u.entries;
-
-       for (i = 0; i < ent->num_entries; i++)
-           if (ent->entries[i]->which == Z_Entry_termInfo)
-           {
-               printf("%c ", i + 1 == *res->positionOfTerm ? '*' : ' ');
-               display_term(ent->entries[i]->u.termInfo);
-           }
-           else
-               display_diagrec(ent->entries[i]->u.surrogateDiagnostic);
+        Z_Entries *ent = res->entries->u.entries;
+
+        for (i = 0; i < ent->num_entries; i++)
+            if (ent->entries[i]->which == Z_Entry_termInfo)
+            {
+                printf("%c ", i + 1 == *res->positionOfTerm ? '*' : ' ');
+                display_term(ent->entries[i]->u.termInfo);
+            }
+            else
+                display_diagrecs(&ent->entries[i]->u.surrogateDiagnostic, 1);
     }
     else
-       display_diagrec(res->entries->u.nonSurrogateDiagnostics->diagRecs[0]);
+        display_diagrecs(&res->entries->
+                        u.nonSurrogateDiagnostics->diagRecs[0], 1);
 }
 
 int cmd_scan(char *arg)
 {
     if (!session)
     {
-       printf("Session not initialized yet\n");
-       return 0;
+        printf("Session not initialized yet\n");
+        return 0;
     }
     if (!ODR_MASK_GET(session->options, Z_Options_scan))
     {
-       printf("Target doesn't support scan\n");
-       return 0;
+        printf("Target doesn't support scan\n");
+        return 0;
     }
     if (*arg)
     {
-       if (send_scanrequest(arg, 5, 20) < 0)
-           return 0;
+        if (send_scanrequest(arg, 5, 20) < 0)
+            return 0;
     }
     else
-       if (send_scanrequest(last_scan, 1, 20) < 0)
-           return 0;
+        if (send_scanrequest(last_scan, 1, 20) < 0)
+            return 0;
     return 2;
 }
 
@@ -710,86 +1038,140 @@ int cmd_format(char *arg)
 {
     if (!arg || !*arg)
     {
-       printf("Usage: format <recordsyntax>\n");
-       return 0;
+        printf("Usage: format <recordsyntax>\n");
+        return 0;
     }
-    if (!strcmp(arg, "sutrs"))
+    recordsyntax = oid_getvalbyname (arg);
+    if (recordsyntax == VAL_NONE)
     {
-       printf("Preferred format is SUTRS.\n");
-       recordsyntax = VAL_SUTRS;
-       return 1;
+        printf ("unknown record syntax\n");
+        return 0;
     }
-    else if (!strcmp(arg, "usmarc"))
+    return 1;
+}
+
+int cmd_elements(char *arg)
+{
+    static Z_ElementSetNames esn;
+    static char what[100];
+
+    if (!arg || !*arg)
     {
-       printf("Preferred format is USMARC\n");
-       recordsyntax = VAL_USMARC;
-       return 1;
+        printf("Usage: elements <esn>\n");
+        return 0;
     }
-    else if (!strcmp(arg, "danmarc"))
+    strcpy(what, arg);
+    esn.which = Z_ElementSetNames_generic;
+    esn.u.generic = what;
+    elementSetNames = &esn;
+    return 1;
+}
+
+int cmd_attributeset(char *arg)
+{
+    char what[100];
+
+    if (!arg || !*arg)
     {
-       printf("Preferred format is DANMARC\n");
-       recordsyntax = VAL_DANMARC;
-       return 1;
+       printf("Usage: attributeset <setname>\n");
+       return 0;
     }
-    else
+    sscanf(arg, "%s", what);
+    if (p_query_attset (what))
     {
-       printf("Specify one of {sutrs,usmarc,danmarc}.\n");
+       printf("Unknown attribute set name\n");
        return 0;
     }
+    return 1;
 }
 
-static void initialize(void)
+int cmd_querytype (char *arg)
 {
-#ifdef RPN_QUERY
-#ifndef PREFIX_QUERY
-    FILE *inf;
+    if (!strcmp (arg, "ccl"))
+        queryType = QueryType_CCL;
+    else if (!strcmp (arg, "prefix"))
+        queryType = QueryType_Prefix;
+#if CCL2RPN
+    else if (!strcmp (arg, "ccl2rpn") || !strcmp (arg, "cclrpn"))
+        queryType = QueryType_CCL2RPN;
 #endif
+    else
+    {
+        printf ("Querytype must be one of:\n");
+        printf (" prefix         - Prefix query\n");
+        printf (" ccl            - CCL query\n");
+#if CCL2RPN
+        printf (" ccl2rpn        - CCL query converted to RPN\n");
 #endif
+        return 0;
+    }
+    return 1;
+}
 
+int cmd_close(char *arg)
+{
+    Z_APDU *apdu = zget_APDU(out, Z_APDU_close);
+    Z_Close *req = apdu->u.close;
+
+    *req->closeReason = Z_Close_finished;
+    send_apdu(apdu);
+    printf("Sent close request.\n");
+    sent_close = 1;
+    return 2;
+}
+
+static void initialize(void)
+{
+#if CCL2RPN
+    FILE *inf;
+#endif
+    nmem_init();
     if (!(out = odr_createmem(ODR_ENCODE)) ||
-       !(in = odr_createmem(ODR_DECODE)) ||
-       !(print = odr_createmem(ODR_PRINT)))
+        !(in = odr_createmem(ODR_DECODE)) ||
+        !(print = odr_createmem(ODR_PRINT)))
     {
-       fprintf(stderr, "failed to allocate ODR streams\n");
-       exit(1);
+        fprintf(stderr, "failed to allocate ODR streams\n");
+        exit(1);
     }
     setvbuf(stdout, 0, _IONBF, 0);
 
-#ifdef RPN_QUERY
-#ifndef PREFIX_QUERY
+#if CCL2RPN
     bibset = ccl_qual_mk (); 
     inf = fopen ("default.bib", "r");
     if (inf)
     {
-       ccl_qual_file (bibset, inf);
-       fclose (inf);
+        ccl_qual_file (bibset, inf);
+        fclose (inf);
     }
 #endif
-#endif
 }
 
-static int client(void)
+static int client(int wait)
 {
     static struct {
-       char *cmd;
-       int (*fun)(char *arg);
-       char *ad;
+        char *cmd;
+        int (*fun)(char *arg);
+        char *ad;
     } cmd[] = {
-       {"open", cmd_open, "('tcp'|'osi')':'[<TSEL>'/']<HOST>[':'<PORT>]"},
-       {"quit", cmd_quit, ""},
-       {"find", cmd_find, "<CCL-QUERY>"},
-       {"base", cmd_base, "<BASE-NAME>"},
-       {"show", cmd_show, "<REC#>['+'<#RECS>]"},
-       {"scan", cmd_scan, "<TERM>"},
-       {"authentication", cmd_authentication, "<ACCTSTRING>"},
-       {"lslb", cmd_lslb, "<largeSetLowerBound>"},
-       {"ssub", cmd_ssub, "<smallSetUpperBound>"},
-       {"mspn", cmd_mspn, "<mediumSetPresentNumber>"},
-       {"status", cmd_status, ""},
-       {"setnames", cmd_setnames, ""},
-       {"cancel", cmd_cancel, ""},
-       {"format", cmd_format, "<recordsyntax>"},
-       {0,0}
+        {"open", cmd_open, "('tcp'|'osi')':'[<tsel>'/']<host>[':'<port>]"},
+        {"quit", cmd_quit, ""},
+        {"find", cmd_find, "<query>"},
+        {"base", cmd_base, "<base-name>"},
+        {"show", cmd_show, "<rec#>['+'<#recs>]"},
+        {"scan", cmd_scan, "<term>"},
+        {"authentication", cmd_authentication, "<acctstring>"},
+        {"lslb", cmd_lslb, "<largeSetLowerBound>"},
+        {"ssub", cmd_ssub, "<smallSetUpperBound>"},
+        {"mspn", cmd_mspn, "<mediumSetPresentNumber>"},
+        {"status", cmd_status, ""},
+        {"setnames", cmd_setnames, ""},
+        {"cancel", cmd_cancel, ""},
+        {"format", cmd_format, "<recordsyntax>"},
+        {"elements", cmd_elements, "<elementSetName>"},
+        {"close", cmd_close, ""},
+       {"attributeset", cmd_attributeset, "<attrset>"},
+        {"querytype", cmd_querytype, "<type>"},
+        {0,0}
     };
     char *netbuffer= 0;
     int netbufferlen = 0;
@@ -798,123 +1180,166 @@ static int client(void)
 
     while (1)
     {
-       int res;
-       fd_set input;
-       char line[1024], word[1024], arg[1024];
-
-       FD_ZERO(&input);
-       FD_SET(0, &input);
-       if (conn)
-           FD_SET(cs_fileno(conn), &input);
-       if ((res = select(20, &input, 0, 0, 0)) < 0)
-       {
-           perror("select");
-           exit(1);
-       }
-       if (!res)
-           continue;
-       if (FD_ISSET(0, &input))
-       {
-           /* quick & dirty way to get a command line. */
-           if (!gets(line))
-               break;
-           if ((res = sscanf(line, "%s %[^;]", word, arg)) <= 0)
-           {
-               strcpy(word, last_cmd);
-               *arg = '\0';
-           }
-           else if (res == 1)
-               *arg = 0;
-           strcpy(last_cmd, word);
-           for (i = 0; cmd[i].cmd; i++)
-               if (!strncmp(cmd[i].cmd, word, strlen(word)))
-               {
-                   res = (*cmd[i].fun)(arg);
-                   break;
-               }
-           if (!cmd[i].cmd) /* dump our help-screen */
+        int res;
+#ifdef USE_SELECT
+        fd_set input;
+#endif
+        char line[1024], word[1024], arg[1024];
+
+#ifdef USE_SELECT
+        FD_ZERO(&input);
+        FD_SET(0, &input);
+        if (conn)
+            FD_SET(cs_fileno(conn), &input);
+        if ((res = select(20, &input, 0, 0, 0)) < 0)
+        {
+            perror("select");
+            exit(1);
+        }
+        if (!res)
+            continue;
+        if (!wait && FD_ISSET(0, &input))
+#else
+       if (!wait)
+#endif
+        {
+            /* quick & dirty way to get a command line. */
+            if (!gets(line))
+                break;
+            if ((res = sscanf(line, "%s %[^;]", word, arg)) <= 0)
+            {
+                strcpy(word, last_cmd);
+                *arg = '\0';
+            }
+            else if (res == 1)
+                *arg = 0;
+            strcpy(last_cmd, word);
+            for (i = 0; cmd[i].cmd; i++)
+                if (!strncmp(cmd[i].cmd, word, strlen(word)))
+                {
+                    res = (*cmd[i].fun)(arg);
+                    break;
+                }
+            if (!cmd[i].cmd) /* dump our help-screen */
+            {
+                printf("Unknown command: %s.\n", word);
+                printf("Currently recognized commands:\n");
+                for (i = 0; cmd[i].cmd; i++)
+                    printf("   %s %s\n", cmd[i].cmd, cmd[i].ad);
+                res = 1;
+            }
+            if (res < 2)
            {
-               printf("Unknown command: %s.\n", word);
-               printf("Currently recognized commands:\n");
-               for (i = 0; cmd[i].cmd; i++)
-                   printf("   %s %s\n", cmd[i].cmd, cmd[i].ad);
-               res = 1;
+                printf(C_PROMPT);
+               continue;
            }
-           if (res < 2)
-               printf(C_PROMPT);
-       }
-       if (conn && FD_ISSET(cs_fileno(conn), &input))
-       {
-           do
-           {
-               if ((res = cs_get(conn, &netbuffer, &netbufferlen)) < 0)
-               {
-                   perror("cs_get");
-                   exit(1);
-               }
-               if (!res)
-               {
-                   printf("Target closed connection.\n");
-                   exit(1);
-               }
-               odr_reset(in); /* release APDU from last round */
-               odr_setbuf(in, netbuffer, res, 0);
-               if (!z_APDU(in, &apdu, 0))
-               {
-                   odr_perror(in, "Decoding incoming APDU");
-                   fprintf(stderr, "Packet dump:\n---------\n");
-                   odr_dumpBER(stderr, netbuffer, res);
-                   fprintf(stderr, "---------\n");
-                   exit(1);
-               }
+        }
+#ifdef USE_SELECT
+        if (conn && FD_ISSET(cs_fileno(conn), &input))
+#endif
+        {
+            do
+            {
+                if ((res = cs_get(conn, &netbuffer, &netbufferlen)) < 0)
+                {
+                    perror("cs_get");
+                    exit(1);
+                }
+                if (!res)
+                {
+                    printf("Target closed connection.\n");
+                    exit(1);
+                }
+                odr_reset(in); /* release APDU from last round */
+                odr_setbuf(in, netbuffer, res, 0);
+                if (!z_APDU(in, &apdu, 0))
+                {
+                    odr_perror(in, "Decoding incoming APDU");
+                   fprintf(stderr, "[Near %d]\n", odr_offset(in));
+                    fprintf(stderr, "Packet dump:\n---------\n");
+                    odr_dumpBER(stderr, netbuffer, res);
+                    fprintf(stderr, "---------\n");
+                    exit(1);
+                }
 #if 0
-               if (!z_APDU(print, &apdu, 0))
-               {
-                   odr_perror(print, "Failed to print incoming APDU");
-                   odr_reset(print);
-                   continue;
-               }
+                if (!z_APDU(print, &apdu, 0))
+                {
+                    odr_perror(print, "Failed to print incoming APDU");
+                    odr_reset(print);
+                    continue;
+                }
 #endif
-               switch(apdu->which)
-               {
-                   case Z_APDU_initResponse:
-                       process_initResponse(apdu->u.initResponse);
-                       break;
-                   case Z_APDU_searchResponse:
-                       process_searchResponse(apdu->u.searchResponse);
-                       break;
-                   case Z_APDU_scanResponse:
-                       process_scanResponse(apdu->u.scanResponse);
-                       break;
-                   case Z_APDU_presentResponse:
-                       printf("Received presentResponse.\n");
-                       setno +=
-                           *apdu->u.presentResponse->numberOfRecordsReturned;
-                       if (apdu->u.presentResponse->records)
-                           display_records(apdu->u.presentResponse->records);
-                       else
-                           printf("No records.\n");
-                       break;
-                   default:
-                       printf("Received unknown APDU type (%d).\n", 
-                           apdu->which);
-                       exit(1);
-               }
-               printf("Z> ");
-               fflush(stdout);
-           }
-           while (cs_more(conn));
-       }
+                switch(apdu->which)
+                {
+                    case Z_APDU_initResponse:
+                        process_initResponse(apdu->u.initResponse);
+                        break;
+                    case Z_APDU_searchResponse:
+                        process_searchResponse(apdu->u.searchResponse);
+                        break;
+                    case Z_APDU_scanResponse:
+                        process_scanResponse(apdu->u.scanResponse);
+                        break;
+                    case Z_APDU_presentResponse:
+                        printf("Received presentResponse.\n");
+                        setno +=
+                            *apdu->u.presentResponse->numberOfRecordsReturned;
+                        if (apdu->u.presentResponse->records)
+                            display_records(apdu->u.presentResponse->records);
+                        else
+                            printf("No records.\n");
+                        break;
+                    case Z_APDU_close:
+                        printf("Target has closed the association.\n");
+                        process_close(apdu->u.close);
+                        break;
+                    default:
+                        printf("Received unknown APDU type (%d).\n", 
+                            apdu->which);
+                        exit(1);
+                }
+                printf(C_PROMPT);
+                fflush(stdout);
+            }
+            while (cs_more(conn));
+        }
+       wait = 0;
     }
     return 0;
 }
 
 int main(int argc, char **argv)
 {
+    char *prog = *argv;
+    char *arg;
+    int ret;
+    int opened = 0;
+
     initialize();
-    if (argc > 1)
-       cmd_open(argv[1]);
-    else
-       printf(C_PROMPT);
-    return client();
+    cmd_base("Default");
+
+    while ((ret = options("m:", argv, argc, &arg)) != -2)
+    {
+        switch (ret)
+        {
+        case 0:
+            if (cmd_open (arg) == 2)
+                opened = 1;
+            break;
+        case 'm':
+            if (!(marcdump = fopen (arg, "a")))
+            {
+                perror (arg);
+                exit (1);
+            }
+            break;
+        default:
+            fprintf (stderr, "Usage: %s [-m <marclog>] [<server-addr>]\n",
+                     prog);
+            exit (1);
+        }
+    }
+    if (!opened)
+        printf (C_PROMPT);
+    return client (opened);
 }