yaz-client: handle HTTP redirects
[yaz-moved-to-github.git] / client / client.c
index b5921ef..45eb69d 100644 (file)
@@ -1,5 +1,5 @@
 /* This file is part of the YAZ toolkit.
- * Copyright (C) 1995-2008 Index Data
+ * Copyright (C) 1995-2010 Index Data
  * See the file LICENSE for details.
  */
 /** \file client.c
@@ -92,7 +92,10 @@ static Z_SRW_PDU *srw_sr = 0;
 static FILE *apdu_file = 0;
 static FILE *ber_file = 0;
 static COMSTACK conn = 0;               /* our z-association */
+
 static Z_IdAuthentication *auth = 0;    /* our current auth definition */
+static NMEM nmem_auth = NULL;
+
 char *databaseNames[128];
 int num_databaseNames = 0;
 static Z_External *record_last = 0;
@@ -101,7 +104,7 @@ 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 Odr_int setno = 1;                   /* current set offset */
 static enum oid_proto protocol = PROTO_Z3950;      /* current app protocol */
 #define RECORDSYNTAX_MAX 20
 static char *recordsyntax_list[RECORDSYNTAX_MAX];
@@ -130,7 +133,6 @@ static char* yazLang = 0;
 static char last_cmd[32] = "?";
 static FILE *marc_file = 0;
 static char *refid = NULL;
-static char *last_open_command = NULL;
 static int auto_reconnect = 0;
 static int auto_wait = 1;
 static Odr_bitmask z3950_options;
@@ -139,7 +141,7 @@ static int scan_stepSize = 0;
 static int scan_position = 1;
 static int scan_size = 20;
 static char cur_host[200];
-static int last_hit_count = 0;
+static Odr_int last_hit_count = 0;
 
 typedef enum {
     QueryType_Prefix,
@@ -179,6 +181,9 @@ static void close_session(void);
 
 static void marc_file_write(const char *buf, size_t sz);
 
+static void wait_and_handle_response(int one_response_only);
+static Z_GDU *get_HTTP_Request_url(ODR odr, const char *url);
+
 ODR getODROutputStream(void)
 {
     return out;
@@ -205,7 +210,7 @@ static void do_hex_dump(const char* buf, size_t len)
         int x;
         for (i = 0; i < len ; i = i+16 )
         {
-            printf(" %4.4d ",i);
+            printf(" %4.4ld ", (long) i);
             for(x=0 ; i+x<len && x<16; ++x)
             {
                 printf("%2.2X ",(unsigned int)((unsigned char)buf[i+x]));
@@ -282,14 +287,14 @@ int send_apdu(Z_APDU *a)
     return 1;
 }
 
-static void print_stringn(const unsigned char *buf, size_t len)
+static void print_stringn(const char *buf, size_t len)
 {
     size_t i;
-    for (i = 0; i<len; i++)
+    for (i = 0; i < len; i++)
         if ((buf[i] <= 126 && buf[i] >= 32) || strchr("\n\r\t\f", buf[i]))
             printf("%c", buf[i]);
         else
-            printf("\\X%02X", buf[i]);
+            printf("\\X%02X", ((const unsigned char *)buf)[i]);
 }
 
 static void print_refid(Z_ReferenceId *id)
@@ -297,7 +302,7 @@ static void print_refid(Z_ReferenceId *id)
     if (id)
     {
         printf("Reference Id: ");
-        print_stringn(id->buf, id->len);
+        print_stringn((const char *) id->buf, id->len);
         printf("\n");
     }
 }
@@ -431,8 +436,8 @@ static int process_initResponse(Z_InitResponse *res)
                 else
                 {
                     /* Peek at any private Init-diagnostic APDUs */
-                    printf("### NAUGHTY: External is '%.*s'\n",
-                           sat->len, sat->buf);
+                    printf("yaz-client ignoring unrecognised userInformationField: %d-octet External '%.*s'\n",
+                           (int) sat->len, sat->len, sat->buf);
                 }
             }
             odr_reset(print);
@@ -522,7 +527,7 @@ static void render_diag(Z_DiagnosticFormat *diag) {
         case Z_DiagnosticFormat_s_defaultDiagRec: {
             Z_DefaultDiagFormat *dd = ds->u.defaultDiagRec;
             /* ### should check `dd->diagnosticSetId' */
-            printf("code=%d (%s)", *dd->condition,
+            printf("code=" ODR_INT_PRINTF " (%s)", *dd->condition,
                    diagbib1_str(*dd->condition));
             /* Both types of addinfo are the same, so use type-pun */
             if (dd->u.v2Addinfo != 0)
@@ -661,15 +666,6 @@ static int cmd_base(const char *arg)
     return set_base(arg);
 }
 
-void cmd_open_remember_last_open_command(const char* arg, char* new_open_command)
-{
-    if(last_open_command != arg)
-    {
-        if(last_open_command) xfree(last_open_command);
-        last_open_command = xstrdup(new_open_command);
-    }
-}
-
 int session_connect(const char *arg)
 {
     void *add;
@@ -691,8 +687,6 @@ int session_connect(const char *arg)
     strncpy(type_and_host, arg, sizeof(type_and_host)-1);
     type_and_host[sizeof(type_and_host)-1] = '\0';
 
-    cmd_open_remember_last_open_command(arg, type_and_host);
-
     if (yazProxy)
         conn = cs_create_host(yazProxy, 1, &add);
     else
@@ -713,10 +707,6 @@ int session_connect(const char *arg)
     }
 #endif
     protocol = conn->protocol;
-    if (conn->protocol == PROTO_HTTP)
-        set_base("");
-    else
-        set_base("Default");
     printf("Connecting...");
     fflush(stdout);
     if (cs_connect(conn, add) < 0)
@@ -729,7 +719,10 @@ int session_connect(const char *arg)
     printf("OK.\n");
     cs_print_session_info(conn);
     if (basep && *basep)
-        set_base (basep);
+        set_base(basep);
+    else if (protocol == PROTO_Z3950)
+        set_base("Default");
+
     if (protocol == PROTO_Z3950)
     {
         send_initRequest(type_and_host);
@@ -746,87 +739,82 @@ int cmd_open(const char *arg)
         strncpy(cur_host, arg, sizeof(cur_host)-1);
         cur_host[sizeof(cur_host)-1] = 0;
     }
+
+    set_base("");
     r = session_connect(cur_host);
     if (conn && conn->protocol == PROTO_HTTP)
         queryType = QueryType_CQL;
-    return r;
-}
 
-void try_reconnect(void)
-{
-    char* open_command;
 
-    if(!( auto_reconnect && last_open_command) ) return ;
-
-    open_command = (char *) xmalloc(strlen(last_open_command)+6);
-    strcpy(open_command, "open ");
-
-    strcat(open_command, last_open_command);
-
-    process_cmd_line(open_command);
-
-    xfree(open_command);
+    return r;
 }
 
 int cmd_authentication(const char *arg)
 {
-    static Z_IdAuthentication au;
-    static char user[40], group[40], pass[40];
-    static Z_IdPass idPass;
+    char **args;
     int r;
 
-    if (!*arg)
-    {
-        printf("Auth field set to null\n");
-        auth = 0;
-        return 1;
-    }
-    r = sscanf(arg, "%39s %39s %39s", user, group, pass);
+    nmem_reset(nmem_auth);
+    nmem_strsplit_blank(nmem_auth, arg, &args, &r);
+
     if (r == 0)
     {
         printf("Authentication set to null\n");
         auth = 0;
     }
-    if (r == 1)
+    else if (r == 1)
     {
-        auth = &au;
-        if (!strcmp(user, "-")) {
-            au.which = Z_IdAuthentication_anonymous;
+        auth = (Z_IdAuthentication *) nmem_malloc(nmem_auth, sizeof(*auth));
+        if (!strcmp(args[0], "-"))
+        {
+            auth->which = Z_IdAuthentication_anonymous;
+            auth->u.anonymous = odr_nullval();
             printf("Authentication set to Anonymous\n");
-        } else {
-            au.which = Z_IdAuthentication_open;
-            au.u.open = user;
-            printf("Authentication set to Open (%s)\n", user);
+        } 
+        else
+        {
+            auth->which = Z_IdAuthentication_open;
+            auth->u.open = args[0];
+            printf("Authentication set to Open (%s)\n", args[0]);
         }
     }
-    if (r == 2)
-    {
-        auth = &au;
-        au.which = Z_IdAuthentication_idPass;
-        au.u.idPass = &idPass;
-        idPass.groupId = NULL;
-        idPass.userId = !strcmp(user, "-") ? 0 : user;
-        idPass.password = !strcmp(group, "-") ? 0 : group;
-        printf("Authentication set to User (%s), Pass (%s)\n", user, group);
+    else if (r == 2)
+    {
+        auth = (Z_IdAuthentication *) nmem_malloc(nmem_auth, sizeof(*auth));
+        auth->which = Z_IdAuthentication_idPass;
+        auth->u.idPass = (Z_IdPass *)
+            nmem_malloc(nmem_auth, sizeof(*auth->u.idPass));
+        auth->u.idPass->groupId = NULL;
+        auth->u.idPass->userId = !strcmp(args[0], "-") ? 0 : args[0];
+        auth->u.idPass->password = !strcmp(args[1], "-") ? 0 : args[1];
+        printf("Authentication set to User (%s), Pass (%s)\n",
+               args[0], args[1]);
+    }
+    else if (r == 3)
+    {
+        auth = (Z_IdAuthentication*) nmem_malloc(nmem_auth, sizeof(*auth));
+        auth->which = Z_IdAuthentication_idPass;
+        auth->u.idPass = (Z_IdPass *)
+            nmem_malloc(nmem_auth, sizeof(*auth->u.idPass));
+        auth->u.idPass->groupId = args[1];
+        auth->u.idPass->userId = args[0];
+        auth->u.idPass->password = args[2];
+        printf("Authentication set to User (%s), Group (%s), Pass (%s)\n",
+               args[0], args[1], args[2]);
     }
-    if (r == 3)
+    else
     {
-        auth = &au;
-        au.which = Z_IdAuthentication_idPass;
-        au.u.idPass = &idPass;
-        idPass.groupId = group;
-        idPass.userId = user;
-        idPass.password = pass;
-        printf("Authentication set to User (%s), Group (%s), Pass (%s)\n",
-               user, group, pass);
+        printf("Bad number of args to auth\n");
+        auth = 0;
     }
+
     return 1;
 }
 
 /* SEARCH SERVICE ------------------------------ */
 static void display_record(Z_External *r);
 
-static void print_record(const unsigned char *buf, size_t len)
+static void print_record(const char *buf, size_t len)
 {
     size_t i = len;
     print_stringn(buf, len);
@@ -886,90 +874,72 @@ static void display_record(Z_External *r)
             }
         }
     }
-    if (oid && !oid_oidcmp(oid, yaz_oid_recsyn_soif))
+    if (oid && r->which == Z_External_octet)
     {
-        print_record((const unsigned char *) r->u.octet_aligned->buf,
-                     r->u.octet_aligned->len);
-        marc_file_write(r->u.octet_aligned->buf, r->u.octet_aligned->len);
-    }
-    else if (oid && r->which == Z_External_octet)
-    {
-        const char *octet_buf = (char*)r->u.octet_aligned->buf;
-        if (oid && (!oid_oidcmp(oid, yaz_oid_recsyn_xml)
-                    || !oid_oidcmp(oid, yaz_oid_recsyn_xml)
-                    || !oid_oidcmp(oid, yaz_oid_recsyn_html)))
-        {
-            print_record((const unsigned char *) octet_buf,
-                         r->u.octet_aligned->len);
-        }
-        else if (oid && !oid_oidcmp(oid, yaz_oid_recsyn_postscript))
+        const char *octet_buf = (const char*)r->u.octet_aligned->buf;
+        size_t octet_len = r->u.octet_aligned->len;
+        if (!oid_oidcmp(oid, yaz_oid_recsyn_xml)
+            || !oid_oidcmp(oid, yaz_oid_recsyn_xml)
+            || !oid_oidcmp(oid, yaz_oid_recsyn_html))
         {
-            int size = r->u.octet_aligned->len;
-            if (size > 100)
-                size = 100;
-            print_record((const unsigned char *) octet_buf, size);
+            fwrite(octet_buf, 1, octet_len, stdout);
         }
-        else
+        else if (yaz_oid_is_iso2709(oid))
         {
-            if (oid && yaz_oid_is_iso2709(oid))
+            const char *result;
+            size_t rlen;
+            yaz_iconv_t cd = 0;
+            yaz_marc_t mt = yaz_marc_create();
+            const char *from = 0;
+            
+            if (marcCharset && !strcmp(marcCharset, "auto"))
             {
-                const char *result;
-                size_t rlen;
-                yaz_iconv_t cd = 0;
-                yaz_marc_t mt = yaz_marc_create();
-                const char *from = 0;
-
-                if (marcCharset && !strcmp(marcCharset, "auto"))
-                {
-                    if (!oid_oidcmp(oid, yaz_oid_recsyn_usmarc))
-                    {
-                        if (octet_buf[9] == 'a')
-                            from = "UTF-8";
-                        else
-                            from = "MARC-8";
-                    }
-                    else
-                        from = "ISO-8859-1";
-                }
-                else if (marcCharset)
-                    from = marcCharset;
-                if (outputCharset && from)
+                if (!oid_oidcmp(oid, yaz_oid_recsyn_usmarc))
                 {
-                    cd = yaz_iconv_open(outputCharset, from);
-                    printf("convert from %s to %s", from,
-                            outputCharset);
-                    if (!cd)
-                        printf(" unsupported\n");
+                    if (octet_buf[9] == 'a')
+                        from = "UTF-8";
                     else
-                    {
-                        yaz_marc_iconv(mt, cd);
-                        printf("\n");
-                    }
+                        from = "MARC-8";
                 }
-
-                if (yaz_marc_decode_buf(mt, octet_buf, r->u.octet_aligned->len,
-                                        &result, &rlen)> 0)
+                else
+                    from = "ISO-8859-1";
+            }
+            else if (marcCharset)
+                from = marcCharset;
+            if (outputCharset && from)
+            {
+                cd = yaz_iconv_open(outputCharset, from);
+                printf("convert from %s to %s", from,
+                       outputCharset);
+                if (!cd)
+                    printf(" unsupported\n");
+                else
                 {
-                    if (fwrite(result, rlen, 1, stdout) != 1)
-                    {
-                        printf("write to stdout failed\n");
-                    }
+                    yaz_marc_iconv(mt, cd);
+                    printf("\n");
                 }
-                else
+            }
+            
+            if (yaz_marc_decode_buf(mt, octet_buf, octet_len,
+                                    &result, &rlen)> 0)
+            {
+                if (fwrite(result, rlen, 1, stdout) != 1)
                 {
-                    printf("bad MARC. Dumping as it is:\n");
-                    print_record((const unsigned char*) octet_buf,
-                                  r->u.octet_aligned->len);
+                    printf("write to stdout failed\n");
                 }
-                yaz_marc_destroy(mt);
-                if (cd)
-                    yaz_iconv_close(cd);
             }
             else
             {
-                print_record((const unsigned char*) octet_buf,
-                             r->u.octet_aligned->len);
+                printf("bad MARC. Dumping as it is:\n");
+                print_record(octet_buf, octet_len);
             }
+            yaz_marc_destroy(mt);
+            if (cd)
+                yaz_iconv_close(cd);
+        }
+        else
+        {
+            print_record(octet_buf, octet_len);
         }
         marc_file_write(octet_buf, r->u.octet_aligned->len);
     }
@@ -980,8 +950,8 @@ static void display_record(Z_External *r)
             printf("Expecting single SUTRS type for SUTRS.\n");
             return;
         }
-        print_record(r->u.sutrs->buf, r->u.sutrs->len);
-        marc_file_write(r->u.sutrs->buf, r->u.sutrs->len);
+        print_record((const char *) r->u.sutrs->buf, r->u.sutrs->len);
+        marc_file_write((const char *) r->u.sutrs->buf, r->u.sutrs->len);
     }
     else if (oid && !oid_oidcmp(oid, yaz_oid_recsyn_grs_1))
     {
@@ -1138,7 +1108,8 @@ static void display_diagrecs(Z_DiagRec **pp, int num)
             if (oid_oidcmp(r->diagnosticSetId, yaz_oid_diagset_bib_1))
                 printf("Unknown diagset: %s\n", diag_name);
         }
-        printf("    [%d] %s", *r->condition, diagbib1_str(*r->condition));
+        printf("    [" ODR_INT_PRINTF "] %s",
+               *r->condition, diagbib1_str(*r->condition));
         switch (r->which)
         {
         case Z_DefaultDiagFormat_v2Addinfo:
@@ -1199,8 +1170,7 @@ static int send_deleteResultSetRequest(const char *arg)
                names[0], names[1], names[2], names[3],
                names[4], names[5], names[6], names[7]);
 
-    req->deleteFunction = (int *)
-        odr_malloc(out, sizeof(*req->deleteFunction));
+    req->deleteFunction = odr_intdup(out, 0);
     if (req->num_resultSetList > 0)
     {
         *req->deleteFunction = Z_DeleteResultSetRequest_list;
@@ -1222,32 +1192,8 @@ static int send_deleteResultSetRequest(const char *arg)
 }
 
 #if YAZ_HAVE_XML2
-static int send_srw(Z_SRW_PDU *sr)
+static int send_gdu(Z_GDU *gdu)
 {
-    const char *charset = negotiationCharset;
-    const char *host_port = cur_host;
-    Z_GDU *gdu;
-    char *path = 0;
-
-    path = (char *) odr_malloc(out, 2+strlen(databaseNames[0]));
-    *path = '/';
-    strcpy(path+1, databaseNames[0]);
-
-    gdu = z_get_HTTP_Request_host_path(out, host_port, path);
-
-    if (!yaz_matchstr(sru_method, "get"))
-    {
-        yaz_sru_get_encode(gdu->u.HTTP_Request, sr, out, charset);
-    }
-    else if (!yaz_matchstr(sru_method, "post"))
-    {
-        yaz_sru_post_encode(gdu->u.HTTP_Request, sr, out, charset);
-    }
-    else if (!yaz_matchstr(sru_method, "soap"))
-    {
-        yaz_sru_soap_encode(gdu->u.HTTP_Request, sr, out, charset);
-    }
-
     if (z_GDU(out, &gdu, 0, 0))
     {
         /* encode OK */
@@ -1273,6 +1219,100 @@ static int send_srw(Z_SRW_PDU *sr)
     }
     return 0;
 }
+
+static int send_srw_host_path(Z_SRW_PDU *sr, const char *host_port,
+                              char *path)
+{
+    const char *charset = negotiationCharset;
+    Z_GDU *gdu;
+
+    gdu = z_get_HTTP_Request_host_path(out, host_port, path);
+
+    if (auth)
+    {
+        if (auth->which == Z_IdAuthentication_open)
+        {
+            char **darray;
+            int num;
+            nmem_strsplit(out->mem, "/", auth->u.open, &darray, &num);
+            if (num >= 1)
+                sr->username = darray[0];
+            if (num >= 2)
+                sr->password = darray[1];
+        }
+        else if (auth->which == Z_IdAuthentication_idPass)
+        {
+            sr->username = auth->u.idPass->userId;
+            sr->password = auth->u.idPass->password;
+        }
+    }
+
+    if (!yaz_matchstr(sru_method, "get"))
+    {
+        yaz_sru_get_encode(gdu->u.HTTP_Request, sr, out, charset);
+    }
+    else if (!yaz_matchstr(sru_method, "post"))
+    {
+        yaz_sru_post_encode(gdu->u.HTTP_Request, sr, out, charset);
+    }
+    else if (!yaz_matchstr(sru_method, "soap"))
+    {
+        yaz_sru_soap_encode(gdu->u.HTTP_Request, sr, out, charset);
+    }
+    return send_gdu(gdu);
+}
+
+static int send_srw(Z_SRW_PDU *sr)
+{
+    char *path = yaz_encode_sru_dbpath_odr(out, databaseNames[0]);
+    return send_srw_host_path(sr, cur_host, path);
+}
+
+static int send_SRW_redirect(const char *uri, Z_HTTP_Response *cookie_hres)
+{
+    const char *username = 0;
+    const char *password = 0;
+    struct Z_HTTP_Header *h;
+    Z_GDU *gdu = get_HTTP_Request_url(out, uri);
+
+    gdu->u.HTTP_Request->method = odr_strdup(out, "GET");
+    z_HTTP_header_add(out, &gdu->u.HTTP_Request->headers, "Accept",
+                      "text/xml");
+    
+    for (h = cookie_hres->headers; h; h = h->next)
+    {
+        if (!strcmp(h->name, "Set-Cookie"))
+            z_HTTP_header_add(out, &gdu->u.HTTP_Request->headers,
+                              "Cookie", h->value);
+    }
+
+    if (auth)
+    {
+        if (auth->which == Z_IdAuthentication_open)
+        {
+            char **darray;
+            int num;
+            nmem_strsplit(out->mem, "/", auth->u.open, &darray, &num);
+            if (num >= 1)
+                username = darray[0];
+            if (num >= 2)
+                password = darray[1];
+        }
+        else if (auth->which == Z_IdAuthentication_idPass)
+        {
+            username = auth->u.idPass->userId;
+            password = auth->u.idPass->password;
+        }
+    }
+
+    if (username && password)
+    {
+        z_HTTP_header_add_basic_auth(out, &gdu->u.HTTP_Request->headers,
+                                     username, password);
+    }
+
+    return send_gdu(gdu);
+}
 #endif
 
 #if YAZ_HAVE_XML2
@@ -1559,7 +1599,7 @@ static void display_queryExpression(const char *lead, Z_QueryExpression *qe)
                 printf("%s", term->u.characterString);
                 break;
             case Z_Term_numeric:
-                printf("%d", *term->u.numeric);
+                printf(ODR_INT_PRINTF, *term->u.numeric);
                 break;
             case Z_Term_null:
                 printf("null");
@@ -1599,7 +1639,8 @@ static void display_searchResult(Z_OtherInformation *o)
                     display_queryExpression("recommendation",
                         sr->elements[j]->subqueryRecommendation);
                     if (sr->elements[j]->subqueryCount)
-                        printf(" cnt=%d", *sr->elements[j]->subqueryCount);
+                        printf(" cnt=" ODR_INT_PRINTF,
+                               *sr->elements[j]->subqueryCount);
                     if (sr->elements[j]->subqueryId)
                         printf(" id=%s ", sr->elements[j]->subqueryId);
                 }
@@ -1617,7 +1658,7 @@ static int process_searchResponse(Z_SearchResponse *res)
         printf("Search was a success.\n");
     else
         printf("Search was a bloomin' failure.\n");
-    printf("Number of hits: %d", *res->resultCount);
+    printf("Number of hits: " ODR_INT_PRINTF, *res->resultCount);
     last_hit_count = *res->resultCount;
     if (setnumber >= 0)
         printf(", setno %d", setnumber);
@@ -1636,12 +1677,12 @@ static int process_searchResponse(Z_SearchResponse *res)
         case Z_SearchResponse_estimate:
             printf("estimate"); break;
         default:
-            printf("%d", *res->resultSetStatus);
+            printf(ODR_INT_PRINTF, *res->resultSetStatus);
         }
         putchar('\n');
     }
     display_searchResult(res->additionalSearchInfo);
-    printf("records returned: %d\n",
+    printf("records returned: " ODR_INT_PRINTF "\n",
            *res->numberOfRecordsReturned);
     setno += *res->numberOfRecordsReturned;
     if (res->records)
@@ -1656,7 +1697,16 @@ static void print_level(int iLevel)
         printf(" ");
 }
 
-static void print_int(int iLevel, const char *pTag, int *pInt)
+static void print_int(int iLevel, const char *pTag, Odr_int *pInt)
+{
+    if (pInt != NULL)
+    {
+        print_level(iLevel);
+        printf("%s: " ODR_INT_PRINTF "\n", pTag, *pInt);
+    }
+}
+
+static void print_bool(int iLevel, const char *pTag, Odr_bool *pInt)
 {
     if (pInt != NULL)
     {
@@ -1809,10 +1859,10 @@ static int process_resourceControlRequest(Z_ResourceControlRequest *req)
 {
     printf("Received ResourceControlRequest.\n");
     print_referenceId(1, req->referenceId);
-    print_int(1, "Suspended Flag", req->suspendedFlag);
+    print_bool(1, "Suspended Flag", req->suspendedFlag);
     print_int(1, "Partial Results Available", req->partialResultsAvailable);
-    print_int(1, "Response Required", req->responseRequired);
-    print_int(1, "Triggered Request Flag", req->triggeredRequestFlag);
+    print_bool(1, "Response Required", req->responseRequired);
+    print_bool(1, "Triggered Request Flag", req->triggeredRequestFlag);
     print_external(1, req->resourceReport);
     return 0;
 }
@@ -1850,7 +1900,7 @@ void process_ESResponse(Z_ExtendedServicesResponse *res)
         if (id)
         {
             printf("Target Reference: ");
-            print_stringn (id->buf, id->len);
+            print_stringn((const char *) id->buf, id->len);
             printf("\n");
         }
         if (ext->which == Z_External_update)
@@ -1970,7 +2020,7 @@ static Z_External *create_external_itemRequest(void)
     return r;
 }
 
-static Z_External *create_external_ILL_APDU(int which)
+static Z_External *create_external_ILL_APDU(void)
 {
     struct ill_get_ctl ctl;
     ILL_APDU *ill_apdu;
@@ -2061,9 +2111,7 @@ static Z_External *create_ItemOrderExternal(const char *type, int itemno,
     r->u.itemOrder->u.esRequest->notToKeep->resultSetItem->resultSetId = "1";
 
     r->u.itemOrder->u.esRequest->notToKeep->resultSetItem->item =
-        (int *) odr_malloc(out, sizeof(int));
-    *r->u.itemOrder->u.esRequest->notToKeep->resultSetItem->item = itemno;
-
+        odr_intdup(out, itemno);
     if (!strcmp (type, "item") || !strcmp(type, "2"))
     {
         printf("using item-request\n");
@@ -2074,7 +2122,7 @@ static Z_External *create_ItemOrderExternal(const char *type, int itemno,
     {
         printf("using ILL-request\n");
         r->u.itemOrder->u.esRequest->notToKeep->itemRequest =
-            create_external_ILL_APDU(ILL_APDU_ILL_Request);
+            create_external_ILL_APDU();
     }
     else if (!strcmp(type, "xml") || !strcmp(type, "3"))
     {
@@ -2300,8 +2348,7 @@ static int cmd_update_Z3950(int version, int action_no, const char *recid,
         }
         toKeep->elementSetName = 0;
 
-        toKeep->action = (int *) odr_malloc(out, sizeof(*toKeep->action));
-        *toKeep->action = action_no;
+        toKeep->action = odr_intdup(out, action_no);
 
         notToKeep = r->u.update0->u.esRequest->notToKeep = (Z_IU0SuppliedRecords *)
             odr_malloc(out, sizeof(*r->u.update0->u.esRequest->notToKeep));
@@ -2348,8 +2395,7 @@ static int cmd_update_Z3950(int version, int action_no, const char *recid,
         }
         toKeep->elementSetName = 0;
         toKeep->actionQualifier = 0;
-        toKeep->action = (int *) odr_malloc(out, sizeof(*toKeep->action));
-        *toKeep->action = action_no;
+        toKeep->action = odr_intdup(out, action_no);
 
         notToKeep = r->u.update->u.esRequest->notToKeep = (Z_IUSuppliedRecords *)
             odr_malloc(out, sizeof(*r->u.update->u.esRequest->notToKeep));
@@ -2522,6 +2568,130 @@ static int cmd_init(const char *arg)
     return 2;
 }
 
+static Z_GDU *get_HTTP_Request_url(ODR odr, const char *url)
+{
+    Z_GDU *p = z_get_HTTP_Request(odr);
+    const char *host = url;
+    const char *cp0 = strstr(host, "://");
+    const char *cp1 = 0;
+    if (cp0)
+        cp0 = cp0+3;
+    else
+        cp0 = host;
+    
+    cp1 = strchr(cp0, '/');
+    if (!cp1)
+        cp1 = cp0 + strlen(cp0);
+    
+    if (cp0 && cp1)
+    {
+        char *h = (char*) odr_malloc(odr, cp1 - cp0 + 1);
+        memcpy (h, cp0, cp1 - cp0);
+        h[cp1-cp0] = '\0';
+        z_HTTP_header_add(odr, &p->u.HTTP_Request->headers, "Host", h);
+    }
+    p->u.HTTP_Request->path = odr_strdup(odr, *cp1 ? cp1 : "/");
+    return p;
+}
+
+static WRBUF get_url(const char *uri, WRBUF username, WRBUF password,
+                     int *code, int show_headers)
+{
+    WRBUF result = 0;
+    ODR out = odr_createmem(ODR_ENCODE);
+    ODR in = odr_createmem(ODR_DECODE);
+    Z_GDU *gdu = get_HTTP_Request_url(out, uri);
+    
+    gdu->u.HTTP_Request->method = odr_strdup(out, "GET");
+    if (username && password)
+    {
+        z_HTTP_header_add_basic_auth(out, &gdu->u.HTTP_Request->headers,
+                                     wrbuf_cstr(username),
+                                     wrbuf_cstr(password));
+    }
+    z_HTTP_header_add(out, &gdu->u.HTTP_Request->headers, "Accept",
+                      "text/xml");
+    if (!z_GDU(out, &gdu, 0, 0))
+    {
+        yaz_log(YLOG_WARN, "Can not encode HTTP request URL:%s", uri);        
+    }
+    else
+    {
+        void *add;
+        COMSTACK conn = cs_create_host(uri, 1, &add);
+        if (cs_connect(conn, add) < 0)
+            yaz_log(YLOG_WARN, "Can not connect to URL:%s", uri);
+        else
+        {
+            int len;
+            char *buf = odr_getbuf(out, &len, 0);
+            
+            if (cs_put(conn, buf, len) < 0)
+                yaz_log(YLOG_WARN, "cs_put failed URL:%s", uri);
+            else
+            {
+                char *netbuffer = 0;
+                int netlen = 0;
+                int res = cs_get(conn, &netbuffer, &netlen);
+                if (res <= 0)
+                {
+                    yaz_log(YLOG_WARN, "cs_get failed URL:%s", uri);
+                }
+                else
+                {
+                    Z_GDU *gdu;
+                    odr_setbuf(in, netbuffer, res, 0);
+                    if (!z_GDU(in, &gdu, 0, 0)
+                        || gdu->which != Z_GDU_HTTP_Response)
+                    {
+                        yaz_log(YLOG_WARN, "decode failed URL: %s", uri);
+                    }
+                    else
+                    {
+                        Z_HTTP_Response *res = gdu->u.HTTP_Response;
+                        struct Z_HTTP_Header *h;
+                        result = wrbuf_alloc();
+                        if (show_headers)
+                        {
+                            
+                            wrbuf_printf(result, "HTTP %d\n", res->code);
+                            for (h = res->headers; h; h = h->next)
+                                wrbuf_printf(result, "%s: %s\n",
+                                             h->name, h->value);
+                        }
+                        *code = res->code;
+                        wrbuf_write(result, res->content_buf, res->content_len);
+                    }
+                }
+                xfree(netbuffer);
+            }
+            cs_close(conn);
+        }
+    }
+    odr_destroy(out);
+    odr_destroy(in);
+    return result;
+}
+    
+
+static int cmd_url(const char *arg)
+{
+    int code = 0;
+    WRBUF res = get_url(arg, 0, 0, &code, 1);
+    if (res)
+    {
+        if (wrbuf_len(res) > 1200)
+        {
+            fwrite(wrbuf_buf(res), 1, 1200, stdout);
+            printf(".. out of %lld\n", (long long) wrbuf_len(res));
+        }
+        else
+            puts(wrbuf_cstr(res));
+        wrbuf_destroy(res);
+    }
+    return 0;
+}
+
 static int cmd_sru(const char *arg)
 {
     if (!*arg)
@@ -2574,17 +2744,39 @@ static int cmd_find(const char *arg)
     }
     else
     {
-        if (!conn)
+        if (*cur_host && auto_reconnect)
         {
-            try_reconnect();
-
-            if (!conn) {
-                printf("Not connected yet\n");
-                return 0;
+            int i = 0;
+            for (;;)
+            {
+                if (conn)
+                {
+                    if (!send_searchRequest(arg))
+                        return 0;
+                    wait_and_handle_response(0);
+                    if (conn)
+                        break;
+                }
+                if (++i == 2)
+                {
+                    printf("Unable to reconnect\n");
+                    break;
+                }
+                session_connect(cur_host);
+                wait_and_handle_response(0);
             }
+            return 0;
         }
-        if (!send_searchRequest(arg))
+        else if (conn)
+        {
+            if (!send_searchRequest(arg))
+                return 0;
+        }
+        else
+        {
+            printf("Not connected yet\n");
             return 0;
+        }
     }
     return 2;
 }
@@ -2647,36 +2839,50 @@ static int cmd_setnames(const char *arg)
 
 /* PRESENT SERVICE ----------------------------- */
 
-static void parse_show_args(const char *arg_c, char *setstring,
-                            int *start, int *number)
+static int parse_show_args(const char *arg_c, char *setstring,
+                           Odr_int *start, Odr_int *number)
 {
-    char arg[40];
-    char *p;
+    char *end_ptr;
 
-    strncpy(arg, arg_c, sizeof(arg)-1);
-    arg[sizeof(arg)-1] = '\0';
+    if (setnumber >= 0)
+        sprintf(setstring, "%d", setnumber);
+    else
+        *setstring = '\0';
 
-    if ((p = strchr(arg, '+')))
+    if (!strcmp(arg_c, "all"))
     {
-        *number = atoi(p + 1);
-        *p = '\0';
+        *number = last_hit_count;
+        *start = 1;
     }
-    if (*arg)
+    *start = odr_strtol(arg_c, &end_ptr, 10);
+    if (end_ptr == arg_c || *end_ptr == '\0')
+        return 1;
+    while (isspace(*(unsigned char *)end_ptr))
+        end_ptr++;
+    if (*end_ptr != '+')
     {
-        if (!strcmp(arg, "all"))
-        {
-            *number = last_hit_count;
-            *start = 1;
-        }
-        else
-            *start = atoi(arg);
+        printf("Bad show arg: expected +. Got %s\n", end_ptr);
+        return 0;
     }
-    if (p && (p=strchr(p+1, '+')))
-        strcpy(setstring, p+1);
-    else if (setnumber >= 0)
-        sprintf(setstring, "%d", setnumber);
-    else
-        *setstring = '\0';
+    end_ptr++;
+    arg_c = end_ptr;
+    *number = odr_strtol(arg_c, &end_ptr, 10);
+    if (end_ptr == arg_c)
+    {
+        printf("Bad show arg: expected number after +\n");
+        return 0;
+    }
+    if (*end_ptr == '\0')
+        return 1;
+    while (isspace(*(unsigned char *)end_ptr))
+        end_ptr++;
+    if (*end_ptr != '+')
+    {
+        printf("Bad show arg: + expected. Got %s\n", end_ptr);
+        return 0;
+    }
+    strcpy(setstring, end_ptr+1);
+    return 1;
 }
 
 static int send_presentRequest(const char *arg)
@@ -2684,12 +2890,13 @@ static int send_presentRequest(const char *arg)
     Z_APDU *apdu = zget_APDU(out, Z_APDU_presentRequest);
     Z_PresentRequest *req = apdu->u.presentRequest;
     Z_RecordComposition compo;
-    int nos = 1;
+    Odr_int nos = 1;
     char setstring[100];
 
     req->referenceId = set_refid(out);
 
-    parse_show_args(arg, setstring, &setno, &nos);
+    if (!parse_show_args(arg, setstring, &setno, &nos))
+        return 0;
     if (*setstring)
         req->resultSetId = setstring;
 
@@ -2766,7 +2973,8 @@ static int send_presentRequest(const char *arg)
         compo.u.simple = elementSetNames;
     }
     send_apdu(apdu);
-    printf("Sent presentRequest (%d+%d).\n", setno, nos);
+    printf("Sent presentRequest (" ODR_INT_PRINTF "+" ODR_INT_PRINTF ").\n",
+           setno, nos);
     return 2;
 }
 
@@ -2774,12 +2982,13 @@ static int send_presentRequest(const char *arg)
 static int send_SRW_presentRequest(const char *arg)
 {
     char setstring[100];
-    int nos = 1;
+    Odr_int nos = 1;
     Z_SRW_PDU *sr = srw_sr;
 
     if (!sr)
         return 0;
-    parse_show_args(arg, setstring, &setno, &nos);
+    if (!parse_show_args(arg, setstring, &setno, &nos))
+        return 0;
     sr->u.request->startRecord = odr_intdup(out, setno);
     sr->u.request->maximumRecords = odr_intdup(out, nos);
     if (record_schema)
@@ -2866,6 +3075,7 @@ void exit_client(int code)
 {
     file_history_save(file_history);
     file_history_destroy(&file_history);
+    nmem_destroy(nmem_auth);
     exit(code);
 }
 
@@ -2919,7 +3129,7 @@ int cmd_cancel_find(const char *arg) {
 }
 
 int send_scanrequest(const char *set,  const char *query,
-                     int pp, int num, const char *term)
+                     Odr_int pp, Odr_int num, const char *term)
 {
     Z_APDU *apdu = zget_APDU(out, Z_APDU_scanRequest);
     Z_ScanRequest *req = apdu->u.scanRequest;
@@ -3055,7 +3265,7 @@ void display_term(Z_TermInfo *t)
             t->term->u.general->buf);
 
     if (t->globalOccurrences)
-        printf(" (%d)\n", *t->globalOccurrences);
+        printf(" (" ODR_INT_PRINTF ")\n", *t->globalOccurrences);
     else
         printf("\n");
 }
@@ -3068,12 +3278,12 @@ void process_scanResponse(Z_ScanResponse *res)
 
     printf("Received ScanResponse\n");
     print_refid(res->referenceId);
-    printf("%d entries", *res->numberOfEntriesReturned);
+    printf(ODR_INT_PRINTF " entries", *res->numberOfEntriesReturned);
     if (res->positionOfTerm)
-        printf(", position=%d", *res->positionOfTerm);
+        printf(", position=" ODR_INT_PRINTF, *res->positionOfTerm);
     printf("\n");
     if (*res->scanStatus != Z_Scan_success)
-        printf("Scan returned code %d\n", *res->scanStatus);
+        printf("Scan returned code " ODR_INT_PRINTF "\n", *res->scanStatus);
     if (!res->entries)
         return;
     if ((entries = res->entries->entries))
@@ -3106,7 +3316,7 @@ void process_sortResponse(Z_SortResponse *res)
     case Z_SortResponse_failure:
         printf("failure"); break;
     default:
-        printf("unknown (%d)", *res->sortStatus);
+        printf("unknown (" ODR_INT_PRINTF ")", *res->sortStatus);
     }
     printf("\n");
     print_refid (res->referenceId);
@@ -3117,15 +3327,16 @@ void process_sortResponse(Z_SortResponse *res)
 
 void process_deleteResultSetResponse(Z_DeleteResultSetResponse *res)
 {
-    printf("Got deleteResultSetResponse status=%d\n",
+    printf("Got deleteResultSetResponse status=" ODR_INT_PRINTF "\n",
            *res->deleteOperationStatus);
     if (res->deleteListStatuses)
     {
         int i;
         for (i = 0; i < res->deleteListStatuses->num; i++)
         {
-            printf("%s status=%d\n", res->deleteListStatuses->elements[i]->id,
-                    *res->deleteListStatuses->elements[i]->status);
+            printf("%s status=" ODR_INT_PRINTF "\n",
+                   res->deleteListStatuses->elements[i]->id,
+                   *res->deleteListStatuses->elements[i]->status);
         }
     }
 }
@@ -3207,15 +3418,13 @@ static int cmd_scan_common(const char *set, const char *arg)
     }
     else
     {
-        if (!conn)
+        if (*cur_host && !conn && auto_reconnect)
         {
-            try_reconnect();
-
-            if (!conn) {
-                printf("Session not initialized yet\n");
-                return 0;
-            }
+            session_connect(cur_host);
+            wait_and_handle_response(0);
         }
+        if (!conn)
+            return 0;
         if (session_initResponse &&
             !ODR_MASK_GET(session_initResponse->options, Z_Options_scan))
         {
@@ -3546,16 +3755,12 @@ int cmd_source(const char* arg, int echo )
         return -1;
     }
 
-    while (!feof(includeFile)) {
-        memset(line, 0, sizeof(line));
-        if (!fgets(line, sizeof(line), includeFile))
-        {
-            perror("fgets");
-            break;
-        }
-
-        if (strlen(line) < 2) continue;
-        if (line[0] == '#') continue;
+    while (fgets(line, sizeof(line), includeFile)) 
+    {
+        if (strlen(line) < 2)
+            continue;
+        if (line[0] == '#')
+            continue;
 
         if ((cp = strrchr(line, '\n')))
             *cp = '\0';
@@ -3889,9 +4094,10 @@ static void initialize(const char *rc_file)
 
     cmd_format("usmarc");
 
+    file_history = file_history_new();
+
     source_rc_file(rc_file);
 
-    file_history = file_history_new();
     file_history_load(file_history);
     file_history_trav(file_history, 0, add_to_readline_history);
 }
@@ -3906,7 +4112,7 @@ static void handle_srw_record(Z_SRW_record *rec)
 {
     if (rec->recordPosition)
     {
-        printf("pos=%d", *rec->recordPosition);
+        printf("pos=" ODR_INT_PRINTF, *rec->recordPosition);
         setno = *rec->recordPosition + 1;
     }
     if (rec->recordSchema)
@@ -3914,11 +4120,6 @@ static void handle_srw_record(Z_SRW_record *rec)
     printf("\n");
     if (rec->recordData_buf && rec->recordData_len)
     {
-        if (fwrite(rec->recordData_buf, 1, rec->recordData_len, stdout) !=
-            (size_t) (rec->recordData_len))
-        {
-            printf("write to stdout failed\n");
-        }
         printf("%.*s", rec->recordData_len, rec->recordData_buf);
         marc_file_write(rec->recordData_buf, rec->recordData_len);
     }
@@ -3951,7 +4152,7 @@ static void handle_srw_response(Z_SRW_searchRetrieveResponse *res)
             printf("Details: %s\n", res->diagnostics[i].details);
     }
     if (res->numberOfRecords)
-        printf("Number of hits: %d\n", *res->numberOfRecords);
+        printf("Number of hits: " ODR_INT_PRINTF "\n", *res->numberOfRecords);
     for (i = 0; i<res->num_records; i++)
         handle_srw_record(res->records + i);
 }
@@ -3965,7 +4166,7 @@ static void handle_srw_scan_term(Z_SRW_scanTerm *term)
     else
         printf("No value:");
     if (term->numberOfRecords)
-        printf(" %d", *term->numberOfRecords);
+        printf(" " ODR_INT_PRINTF, *term->numberOfRecords);
     if (term->whereInList)
         printf(" %s", term->whereInList);
     if (term->value && term->displayTerm)
@@ -4003,6 +4204,12 @@ static void http_response(Z_HTTP_Response *hres)
     int ret = -1;
     const char *connection_head = z_HTTP_header_lookup(hres->headers,
                                                        "Connection");
+
+    if (hres->code != 200)
+    {
+        printf("HTTP Error Status=%d\n", hres->code);
+    }
+
     if (!yaz_srw_check_content_type(hres))
         printf("Content type does not appear to be XML\n");
     else
@@ -4030,12 +4237,14 @@ static void http_response(Z_HTTP_Response *hres)
                 printf("Got update response. Status: %s\n",
                        sr->u.update_response->operationStatus);
             else
+            {
+                printf("Decoding of SRW package failed\n");
                 ret = -1;
+            }
         }
         else if (soap_package && (soap_package->which == Z_SOAP_fault
                                   || soap_package->which == Z_SOAP_error))
         {
-            printf("HTTP Error Status=%d\n", hres->code);
             printf("SOAP Fault code %s\n",
                     soap_package->u.fault->fault_code);
             printf("SOAP Fault string %s\n",
@@ -4052,17 +4261,7 @@ static void http_response(Z_HTTP_Response *hres)
         odr_destroy(o);
     }
     if (ret)
-    {
-        if (hres->code != 200)
-        {
-            printf("HTTP Error Status=%d\n", hres->code);
-        }
-        else
-        {
-            printf("Decoding of SRW package failed\n");
-        }
-        close_session();
-    }
+        close_session(); /* close session on error */
     else
     {
         if (!strcmp(hres->version, "1.0"))
@@ -4081,9 +4280,12 @@ static void http_response(Z_HTTP_Response *hres)
 }
 #endif
 
-void wait_and_handle_response(int one_response_only)
+#define max_HTTP_redirects 2
+
+static void wait_and_handle_response(int one_response_only)
 {
     int reconnect_ok = 1;
+    int no_redirects = 0;
     int res;
     char *netbuffer= 0;
     int netbufferlen = 0;
@@ -4181,7 +4383,7 @@ void wait_and_handle_response(int one_response_only)
                     display_records(apdu->u.presentResponse->records);
                 else
                     printf("No records.\n");
-                printf("nextResultSetPosition = %d\n",
+                printf("nextResultSetPosition = " ODR_INT_PRINTF "\n",
                         *apdu->u.presentResponse->nextResultSetPosition);
                 break;
             case Z_APDU_sortResponse:
@@ -4212,7 +4414,25 @@ void wait_and_handle_response(int one_response_only)
 #if YAZ_HAVE_XML2
         else if (gdu->which == Z_GDU_HTTP_Response)
         {
-            http_response(gdu->u.HTTP_Response);
+            Z_HTTP_Response *hres = gdu->u.HTTP_Response;
+            int code = hres->code;
+            const char *location = 0;
+            if ((code == 301 || code == 302)
+                && no_redirects < max_HTTP_redirects
+                && !yaz_matchstr(sru_method, "get")
+                && (location = z_HTTP_header_lookup(hres->headers, "Location")))
+            {
+                session_connect(location);
+                no_redirects++;
+                if (conn)
+                {
+                    if (send_SRW_redirect(location, hres) == 2)
+                        continue;
+                }
+                printf("Redirect failed\n");
+            }
+            else
+                http_response(gdu->u.HTTP_Response);
         }
 #endif
         if (one_response_only)
@@ -4377,16 +4597,13 @@ int cmd_list_all(const char* args) {
     int i;
 
     /* connection options */
-    if(conn) {
-        printf("Connected to         : %s\n",last_open_command);
-    } else {
-        if(last_open_command)
-            printf("Not connected to     : %s\n",last_open_command);
-        else
-            printf("Not connected        : \n");
-
-    }
-    if(yazProxy) printf("using proxy          : %s\n",yazProxy);
+    if (conn)
+        printf("Connected to         : %s\n", cur_host);
+    else if (*cur_host)
+        printf("Not connected to     : %s\n", cur_host);
+    else
+        printf("Not connected        : \n");
+    if (yazProxy) printf("using proxy          : %s\n",yazProxy);
 
     printf("auto_reconnect       : %s\n",auto_reconnect?"on":"off");
     printf("auto_wait            : %s\n",auto_wait?"on":"off");
@@ -4578,6 +4795,7 @@ static struct {
     {"help", cmd_help, "", NULL,0,NULL},
     {"init", cmd_init, "", NULL,0,NULL},
     {"sru", cmd_sru, "<method> <version>", NULL,0,NULL},
+    {"url", cmd_url, "<url>", NULL,0,NULL},
     {"exit", cmd_quit, "",NULL,0,NULL},
     {0,0,0,0,0,0}
 };
@@ -4859,7 +5077,10 @@ static void client(void)
         {
             line_in=readline(C_PROMPT);
             if (!line_in)
+            {
+                putchar('\n');
                 break;
+            }
 #if HAVE_READLINE_HISTORY_H
             if (*line_in)
                 add_history(line_in);
@@ -4925,6 +5146,8 @@ int main(int argc, char **argv)
     ODR_MASK_SET(&z3950_options, Z_Options_extendedServices);
     ODR_MASK_SET(&z3950_options, Z_Options_delSet);
 
+    nmem_auth = nmem_create();
+
     while ((ret = options("k:c:q:a:b:m:v:p:u:t:Vxd:f:", argv, argc, &arg)) != -2)
     {
         switch (ret)
@@ -5053,6 +5276,7 @@ int main(int argc, char **argv)
 /*
  * Local variables:
  * c-basic-offset: 4
+ * c-file-style: "Stroustrup"
  * indent-tabs-mode: nil
  * End:
  * vim: shiftwidth=4 tabstop=8 expandtab