Add yaz_diag_srw_to_bib1(srw_code)

[simpleserver-moved-to-github.git] / SimpleServer.xs

diff --git a/SimpleServer.xs b/SimpleServer.xs
index e783166..f172139 100644 (file)
--- a/SimpleServer.xs
+++ b/SimpleServer.xs
@@ -1,5 +1,5 @@
 /*
- * $Id: SimpleServer.xs,v 1.62 2007-05-23 07:55:07 adam Exp $ 
+ * $Id: SimpleServer.xs,v 1.66 2007-08-10 16:37:05 mike Exp $ 
  * ----------------------------------------------------------------------
  * 
  * Copyright (c) 2000-2004, Index Data.
@@ -56,8 +56,10 @@
 YAZ_MUTEX simpleserver_mutex;
 
 typedef struct {
-       SV *handle;
-
+       SV *ghandle;    /* Global handle specified at creation */
+       SV *handle;     /* Per-connection handle set at Init */
+#if 0
+/* ### These callback-reference elements are never used! */
        SV *init_ref;
        SV *close_ref;
        SV *sort_ref;
@@ -68,12 +70,14 @@ typedef struct {
        SV *delete_ref;
        SV *scan_ref;
        SV *explain_ref;
+#endif /*0*/
        NMEM nmem;
        int stop_flag;  /* is used to stop server prematurely .. */
 } Zfront_handle;
 
 #define ENABLE_STOP_SERVER 0
 
+SV *_global_ghandle = NULL; /* To be copied into zhandle then ignored */
 SV *init_ref = NULL;
 SV *close_ref = NULL;
 SV *sort_ref = NULL;
@@ -88,6 +92,28 @@ PerlInterpreter *root_perl_context;
 
 #define GRS_BUF_SIZE 8192
 
+
+/*
+ * Inspects the SV indicated by svp, and returns a null pointer if
+ * it's an undefined value, or a string allocation from `stream'
+ * otherwise.  Using this when filling in addinfo avoids those
+ * irritating "Use of uninitialized value in subroutine entry"
+ * warnings from Perl.
+ */
+char *string_or_undef(SV **svp, ODR stream) {
+       STRLEN len;
+       char *ptr, *buf;
+
+       if (!SvOK(*svp))
+               return 0;
+
+       ptr = SvPV(*svp, len);
+       buf = (char*) odr_malloc(stream, len+1);
+       strcpy(buf, ptr);
+       return buf;
+}
+
+
 CV * simpleserver_sv2cv(SV *handler) {
     STRLEN len;
     char *buf;
@@ -613,6 +639,7 @@ int bend_sort(void *handle, bend_sort_rr *rr)
        hv_store(href, "INPUT", 5, newRV( (SV*) aref), 0);
        hv_store(href, "OUTPUT", 6, newSVpv(rr->output_setname, 0), 0);
         hv_store(href, "SEQUENCE", 8, newRV( (SV*) sort_seq), 0);
+       hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0);
        hv_store(href, "HANDLE", 6, zhandle->handle, 0);
        hv_store(href, "STATUS", 6, newSViv(0), 0);
         hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
@@ -674,12 +701,9 @@ int bend_search(void *handle, bend_search_rr *rr)
        HV *href;
        AV *aref;
        SV **temp;
-       char *ODR_errstr;
-       STRLEN len;
        int i;
        char **basenames;
        WRBUF query;
-       char *ptr;
        SV *point;
        Zfront_handle *zhandle = (Zfront_handle *)handle;
        CV* handler_cv = 0;
@@ -710,6 +734,7 @@ int bend_search(void *handle, bend_search_rr *rr)
        hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
        hv_store(href, "HITS", 4, newSViv(0), 0);
        hv_store(href, "DATABASES", 9, newRV( (SV*) aref), 0);
+       hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0);
        hv_store(href, "HANDLE", 6, zhandle->handle, 0);
        hv_store(href, "PID", 3, newSViv(getpid()), 0);
        if ((rpnSV = zquery2perl(rr->query)) != 0) {
@@ -748,10 +773,7 @@ int bend_search(void *handle, bend_search_rr *rr)
        rr->errcode = SvIV(*temp);
 
        temp = hv_fetch(href, "ERR_STR", 7, 1);
-       ptr = SvPV(*temp, len);
-       ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
-       strcpy(ODR_errstr, ptr);
-       rr->errstring = ODR_errstr;
+       rr->errstring = string_or_undef(temp, rr->stream);
 
        temp = hv_fetch(href, "HANDLE", 6, 1);
        point = newSVsv(*temp);
@@ -806,6 +828,9 @@ int bend_fetch(void *handle, bend_fetch_rr *rr)
        hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
        if (rr->schema)
                hv_store(href, "SCHEMA", 6, newSVpv(rr->schema, 0), 0);
+        else
+                hv_store(href, "SCHEMA", 6, newSVpv("", 0), 0);
+
        temp = hv_store(href, "OFFSET", 6, newSViv(rr->number), 0);
        if (rr->request_format != 0) {
            oid_dotted = oid2dotted(rr->request_format);
@@ -822,6 +847,7 @@ int bend_fetch(void *handle, bend_fetch_rr *rr)
        hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
        hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
        hv_store(href, "SUR_FLAG", 8, newSViv(0), 0);
+       hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0);
        hv_store(href, "HANDLE", 6, zhandle->handle, 0);
        hv_store(href, "PID", 3, newSViv(getpid()), 0);
        if (rr->comp)
@@ -1004,6 +1030,7 @@ int bend_present(void *handle, bend_present_rr *rr)
        SAVETMPS;
 
        href = newHV();
+       hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0);
         hv_store(href, "HANDLE", 6, zhandle->handle, 0);
        hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
        hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
@@ -1161,6 +1188,7 @@ int bend_scan(void *handle, bend_scan_rr *rr)
        hv_store(href, "POS", 3, newSViv(rr->term_position), 0);
        hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
        hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
+       hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0);
        hv_store(href, "HANDLE", 6, zhandle->handle, 0);
        hv_store(href, "STATUS", 6, newSViv(BEND_SCAN_SUCCESS), 0);
        hv_store(href, "ENTRIES", 7, newRV((SV *) list), 0);
@@ -1264,6 +1292,7 @@ int bend_explain(void *handle, bend_explain_rr *q)
        href = newHV();
        hv_store(href, "EXPLAIN", 7, newSVpv("", 0), 0);
        hv_store(href, "DATABASE", 8, newSVpv(q->database, 0), 0);
+       hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0);
        hv_store(href, "HANDLE", 6, zhandle->handle, 0);
 
        PUSHMARK(sp);
@@ -1308,6 +1337,7 @@ bend_initresult *bend_init(bend_initrequest *q)
        ENTER;
        SAVETMPS;
 
+       zhandle->ghandle = _global_ghandle;
        zhandle->nmem = nmem;
        zhandle->stop_flag = 0;
 
@@ -1345,6 +1375,7 @@ bend_initresult *bend_init(bend_initrequest *q)
        hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
        hv_store(href, "ERR_STR", 7, newSViv(0), 0);
        hv_store(href, "PEER_NAME", 9, newSVpv(q->peer_name, 0), 0);
+       hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0);
        hv_store(href, "HANDLE", 6, newSVsv(&sv_undef), 0);
        hv_store(href, "PID", 3, newSViv(getpid()), 0);
        if (q->auth) {
@@ -1433,6 +1464,7 @@ void bend_close(void *handle)
        if (close_ref)
        {
                href = newHV();
+               hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0);
                hv_store(href, "HANDLE", 6, zhandle->handle, 0);
 
                PUSHMARK(sp);
@@ -1469,6 +1501,13 @@ PROTOTYPES: DISABLE
 
 
 void
+set_ghandle(arg)
+               SV *arg
+       CODE:
+               _global_ghandle = newSVsv(arg);
+               
+
+void
 set_init_handler(arg)
                SV *arg
        CODE:
@@ -1588,3 +1627,8 @@ yazlog(arg)
                char *ptr;
                ptr = SvPV(arg, len);
                yaz_log(YLOG_LOG, "%.*s", len, ptr);
+
+int
+yaz_diag_srw_to_bib1(srw_code)
+       int srw_code
+