changed output to be non-cascarding when using -n switch
[yaz-moved-to-github.git] / src / zoom-c.c
index 0235bd4..2a9d433 100644 (file)
@@ -1,8 +1,8 @@
 /*
- * Copyright (C) 1995-2006, Index Data ApS
+ * Copyright (C) 1995-2007, Index Data ApS
  * See the file LICENSE for details.
  *
- * $Id: zoom-c.c,v 1.93 2006-10-26 15:34:46 adam Exp $
+ * $Id: zoom-c.c,v 1.104 2007-01-03 08:42:15 adam Exp $
  */
 /**
  * \file zoom-c.c
@@ -193,6 +193,33 @@ static void clear_error(ZOOM_connection c)
     }
 }
 
+void ZOOM_connection_show_task(ZOOM_task task)
+{
+    switch(task->which)
+    {
+    case ZOOM_TASK_SEARCH:
+        yaz_log(YLOG_LOG, "search p=%p", task);
+        break;
+    case ZOOM_TASK_RETRIEVE:
+        yaz_log(YLOG_LOG, "retrieve p=%p", task);
+        break;
+    case ZOOM_TASK_CONNECT:
+        yaz_log(YLOG_LOG, "connect p=%p", task);
+        break;
+    case ZOOM_TASK_SCAN:
+        yaz_log(YLOG_LOG, "scant p=%p", task);
+        break;
+    }
+}
+
+void ZOOM_connection_show_tasks(ZOOM_connection c)
+{
+    ZOOM_task task;
+    yaz_log(YLOG_LOG, "connection p=%p tasks", c);
+    for (task = c->tasks; task; task = task->next)
+        ZOOM_connection_show_task(task);
+}
+
 ZOOM_task ZOOM_connection_add_task(ZOOM_connection c, int which)
 {
     ZOOM_task *taskp = &c->tasks;
@@ -332,7 +359,7 @@ ZOOM_API(ZOOM_connection)
 /* set database names. Take local databases (if set); otherwise
    take databases given in ZURL (if set); otherwise use Default */
 static char **set_DatabaseNames(ZOOM_connection con, ZOOM_options options,
-                                int *num)
+                                int *num, ODR odr)
 {
     char **databaseNames;
     const char *cp = ZOOM_options_get(options, "databaseName");
@@ -348,7 +375,7 @@ static char **set_DatabaseNames(ZOOM_connection con, ZOOM_options options,
     }
     if (!cp)
         cp = "Default";
-    nmem_strsplit(con->odr_out->mem, "+", cp,  &databaseNames, num);
+    nmem_strsplit(odr->mem, "+", cp,  &databaseNames, num);
     return databaseNames;
 }
 
@@ -426,9 +453,6 @@ ZOOM_API(void)
     else
         c->lang = 0;
 
-    val = ZOOM_options_get(c->options, "sru");
-    c->sru_mode = get_sru_mode_from_string(val);
-
     xfree(c->host_port);
     if (portnum)
     {
@@ -470,6 +494,9 @@ ZOOM_API(void)
         }
     }
 
+    val = ZOOM_options_get(c->options, "sru");
+    c->sru_mode = get_sru_mode_from_string(val);
+
     ZOOM_options_set(c->options, "host", c->host_port);
 
     val = ZOOM_options_get(c->options, "cookie");
@@ -710,6 +737,8 @@ ZOOM_resultset ZOOM_resultset_create(void)
     r->query = 0;
     r->connection = 0;
     r->next = 0;
+    r->databaseNames = 0;
+    r->num_databaseNames = 0;
     return r;
 }
 
@@ -756,6 +785,9 @@ ZOOM_API(ZOOM_resultset)
     cp = ZOOM_options_get(r->options, "schema");
     if (cp)
         r->schema = xstrdup(cp);
+
+    r->databaseNames = set_DatabaseNames(c, c->options, &r->num_databaseNames,
+                                         r->odr);
     
     r->connection = c;
 
@@ -918,6 +950,8 @@ ZOOM_API(void)
 ZOOM_API(size_t)
     ZOOM_resultset_size(ZOOM_resultset r)
 {
+    yaz_log(log_details, "ZOOM_resultset_size r=%p count=%d",
+            r, r->size);
     return r->size;
 }
 
@@ -1242,7 +1276,7 @@ static zoom_ret ZOOM_connection_send_init(ZOOM_connection c)
                     odr_prepend(c->odr_out, "ZOOM-C",
                                 ireq->implementationName));
     
-    version = odr_strdup(c->odr_out, "$Revision: 1.93 $");
+    version = odr_strdup(c->odr_out, "$Revision: 1.104 $");
     if (strlen(version) > 10)   /* check for unexpanded CVS strings */
         version[strlen(version)-2] = '\0';
     ireq->implementationVersion = 
@@ -1492,8 +1526,8 @@ static zoom_ret ZOOM_connection_send_search(ZOOM_connection c)
         return zoom_complete;
     }
 
-    search_req->databaseNames =
-        set_DatabaseNames(c, r->options, &search_req->num_databaseNames);
+    search_req->databaseNames = r->databaseNames;
+    search_req->num_databaseNames = r->num_databaseNames;
 
     /* get syntax (no need to provide unless piggyback is in effect) */
     syntax = c->tasks->u.search.syntax;
@@ -1802,6 +1836,53 @@ static const char *record_iconv_return(ZOOM_record rec, int *len,
     return buf;
 }
 
+ZOOM_API(int)
+    ZOOM_record_error(ZOOM_record rec, const char **cp,
+                      const char **addinfo, const char **diagset)
+{
+    Z_NamePlusRecord *npr;
+    
+    if (!rec)
+        return 0;
+    npr = rec->npr;
+    if (npr && npr->which == Z_NamePlusRecord_surrogateDiagnostic)
+    {
+        Z_DiagRec *diag_rec = npr->u.surrogateDiagnostic;
+        int error = YAZ_BIB1_UNSPECIFIED_ERROR;
+        const char *add = 0;
+
+        if (diag_rec->which == Z_DiagRec_defaultFormat)
+        {
+            Z_DefaultDiagFormat *ddf = diag_rec->u.defaultFormat;
+            int oclass;
+    
+            error = *ddf->condition;
+            switch (ddf->which)
+            {
+            case Z_DefaultDiagFormat_v2Addinfo:
+                add = ddf->u.v2Addinfo;
+                break;
+            case Z_DefaultDiagFormat_v3Addinfo:
+                add = ddf->u.v3Addinfo;
+                break;
+            }
+            if (diagset)
+                *diagset = yaz_z3950oid_to_str(ddf->diagnosticSetId, &oclass);
+        }
+        else
+        {
+            if (diagset)
+                *diagset = "Bib-1";
+        }
+        if (addinfo)
+            *addinfo = add ? add : "";
+        if (cp)
+            *cp = diagbib1_str(error);
+        return error;
+    }
+    return 0;
+}
+
 ZOOM_API(const char *)
     ZOOM_record_get(ZOOM_record rec, const char *type_spec, int *len)
 {
@@ -2184,6 +2265,8 @@ static void handle_records(ZOOM_connection c, Z_Records *sr,
                                  syntax, elementSetName);
             }
             *count -= i;
+            if (*count < 0)
+                *count = 0;
             *start += i;
             yaz_log(log_details, 
                     "handle_records resultset=%p start=%d count=%d",
@@ -2427,15 +2510,6 @@ static zoom_ret send_present(ZOOM_connection c)
         count = &c->tasks->u.retrieve.count;
         syntax = c->tasks->u.retrieve.syntax;
         elementSetName = c->tasks->u.retrieve.elementSetName;
-
-        if (*start >= resultset->size)
-        {
-            yaz_log(log_details, "%p send_present start=%d >= size=%d",
-                    c, *start, resultset->size);
-            return zoom_complete;
-        }
-        if (*start + *count > resultset->size)
-            *count = resultset->size - *start;
         break;
     default:
         return zoom_complete;
@@ -2443,10 +2517,13 @@ static zoom_ret send_present(ZOOM_connection c)
     yaz_log(log_details, "%p send_present start=%d count=%d",
             c, *start, *count);
 
+    if (*start < 0 || *count < 0 || *start + *count > resultset->size)
+    {
+        set_dset_error(c, YAZ_BIB1_PRESENT_REQUEST_OUT_OF_RANGE, "Bib-1",
+                       "", 0);
+    }
     if (c->error)                  /* don't continue on error */
         return zoom_complete;
-    if (*start < 0)
-        return zoom_complete;
     yaz_log(log_details, "send_present resultset=%p start=%d count=%d",
             resultset, *start, *count);
 
@@ -2598,7 +2675,7 @@ ZOOM_API(ZOOM_scanset)
                 c, q, q->query_string);
         abort();
     }
-
+    
     scan = (ZOOM_scanset) xmalloc(sizeof(*scan));
     scan->connection = c;
     scan->odr = odr_createmem(ODR_DECODE);
@@ -2608,6 +2685,10 @@ ZOOM_API(ZOOM_scanset)
     scan->termListAndStartPoint =
         p_query_scan(scan->odr, PROTO_Z3950, &scan->attributeSet, start);
     xfree(freeme);
+
+    scan->databaseNames = set_DatabaseNames(c, c->options,
+                                            &scan->num_databaseNames,
+                                            scan->odr);
     if (scan->termListAndStartPoint != 0)
     {
         ZOOM_task task = ZOOM_connection_add_task(c, ZOOM_TASK_SCAN);
@@ -2682,8 +2763,8 @@ static zoom_ret send_scan(ZOOM_connection c)
         odr_intdup(c->odr_out,
                    ZOOM_options_get_int(scan->options, "stepSize", 0));
     
-    req->databaseNames = set_DatabaseNames(c, scan->options, 
-                                           &req->num_databaseNames);
+    req->databaseNames = scan->databaseNames;
+    req->num_databaseNames = scan->num_databaseNames;
 
     return send_APDU(c, apdu);
 }
@@ -2920,7 +3001,8 @@ Z_APDU *create_admin_package(ZOOM_package p, int type,
         Z_External *r = (Z_External *) odr_malloc(p->odr_out, sizeof(*r));
         const char *first_db = "Default";
         int num_db;
-        char **db = set_DatabaseNames(p->connection, p->options, &num_db);
+        char **db = set_DatabaseNames(p->connection, p->options, &num_db,
+                                      p->odr_out);
         if (num_db > 0)
             first_db = db[0];
             
@@ -2986,7 +3068,7 @@ static Z_APDU *create_update_package(ZOOM_package p)
     Z_APDU *apdu = 0;
     const char *first_db = "Default";
     int num_db;
-    char **db = set_DatabaseNames(p->connection, p->options, &num_db);
+    char **db = set_DatabaseNames(p->connection, p->options, &num_db, p->odr_out);
     const char *action = ZOOM_options_get(p->options, "action");
     const char *recordIdOpaque = ZOOM_options_get(p->options, "recordIdOpaque");
     const char *recordIdNumber = ZOOM_options_get(p->options, "recordIdNumber");
@@ -3356,6 +3438,16 @@ static void interpret_otherinformation_field(ZOOM_connection c,
     }
 }
 
+
+static void set_init_option(const char *name, void *clientData) {
+    ZOOM_connection c = clientData;
+    char buf[80];
+
+    sprintf(buf, "init_opt_%.70s", name);
+    ZOOM_connection_option_set(c, buf, "1");
+}
+
+
 static void recv_apdu(ZOOM_connection c, Z_APDU *apdu)
 {
     Z_InitResponse *initrs;
@@ -3386,6 +3478,10 @@ static void recv_apdu(ZOOM_connection c, Z_APDU *apdu)
         ZOOM_connection_option_set(c, "targetImplementationVersion",
                                    initrs->implementationVersion ?
                                    initrs->implementationVersion : "");
+
+        /* Make initrs->options available as ZOOM-level options */
+        yaz_init_opt_decode(initrs->options, set_init_option, (void*) c);
+
         if (!*initrs->result)
         {
             Z_External *uif = initrs->userInformationField;
@@ -3594,8 +3690,7 @@ static void handle_http(ZOOM_connection c, Z_HTTP_Response *hres)
         Z_SOAP *soap_package = 0;
         ODR o = c->odr_in;
         Z_SOAP_Handler soap_handlers[2] = {
-            {"http://www.loc.gov/zing/srw/", 0,
-             (Z_SOAP_fun) yaz_srw_codec},
+            {YAZ_XMLNS_SRU_v1_1, 0, (Z_SOAP_fun) yaz_srw_codec},
             {0, 0, 0}
         };
         ret = z_soap_codec(o, &soap_package,
@@ -3995,10 +4090,17 @@ ZOOM_API(int)
     int max_fd = 0;
 
     yaz_log(log_details, "ZOOM_event(no=%d,cs=%p)", no, cs);
+    
     for (i = 0; i<no; i++)
     {
         ZOOM_connection c = cs[i];
         ZOOM_Event event;
+
+#if 0
+        if (c)
+            ZOOM_connection_show_tasks(c);
+#endif
+
         if (c && (event = ZOOM_connection_get_event(c)))
         {
             ZOOM_Event_destroy(event);
@@ -4093,7 +4195,14 @@ ZOOM_API(int)
         return 0;
 
 #if HAVE_SYS_POLL_H
-    r = poll(pollfds, nfds, (timeout == -1 ? -1 : timeout * 1000));
+    while ((r = poll(pollfds, nfds,
+         (timeout == -1 ? -1 : timeout * 1000))) < 0
+          && errno == EINTR)
+    {
+        ;
+    }
+    if (r < 0)
+        yaz_log(YLOG_WARN|YLOG_ERRNO, "ZOOM_event: poll");
     for (i = 0; i<nfds; i++)
     {
         ZOOM_connection c = poll_cs[i];
@@ -4121,6 +4230,15 @@ ZOOM_API(int)
 #else
     tv.tv_sec = timeout;
     tv.tv_usec = 0;
+
+    while ((r = select(max_fd+1, &input, &output, &except,
+                       (timeout == -1 ? 0 : &tv))) < 0 && errno == EINTR)
+    {
+        ;
+    }
+    if (r < 0)
+        yaz_log(YLOG_WARN|YLOG_ERRNO, "ZOOM_event: select");
+
     r = select(max_fd+1, &input, &output, &except, (timeout == -1 ? 0 : &tv));
     for (i = 0; i<no; i++)
     {