X-Git-Url: http://git.indexdata.com/?p=simpleserver-moved-to-github.git;a=blobdiff_plain;f=SimpleServer.xs;h=f3cd24b840e0d88894a8c23026148bdf058f5c24;hp=230cd26bc7223d089de27c3584faa02a64120fcf;hb=598ab7c8864fd51f885b7b9c096719f92a5d7ef2;hpb=159d2f7d178c6870b07bb10fc8bcea009ad3e786 diff --git a/SimpleServer.xs b/SimpleServer.xs index 230cd26..f3cd24b 100644 --- a/SimpleServer.xs +++ b/SimpleServer.xs @@ -1,5 +1,8 @@ /* - * Copyright (c) 2000, Index Data. + * $Id: SimpleServer.xs,v 1.25 2004-05-14 04:07:50 adam Exp $ + * ---------------------------------------------------------------------- + * + * Copyright (c) 2000-2004, Index Data. * * Permission to use, copy, modify, distribute, and sell this software and * its documentation, in whole or in part, for any purpose, is hereby granted, @@ -24,62 +27,19 @@ * OF THIS SOFTWARE. */ -/*$Log: SimpleServer.xs,v $ -/*Revision 1.20 2003-09-09 20:12:38 mike -/*Return diagnostics on Init failure -/* -/*Revision 1.19 2003/09/09 11:40:10 mike -/*(Finally!) support implementation-ID -/* -/*Revision 1.18 2003/01/03 09:05:41 sondberg -/*Applied Dave's GRS-1 patch - actually this was already done in revision 1.17. -/* -/*Revision 1.16 2002/11/26 17:09:18 mike -/*basic support for idPass authentication -/* -/*Revision 1.15 2002/09/16 13:55:53 sondberg -/*Added support for authentication into SimpleServer. -/* -/*Revision 1.14 2002/03/05 00:34:13 mike -/*Support for implementation_id (commented out until it's -/*in mainstream Yaz) -/* -/*Revision 1.13 2002/02/28 11:21:57 mike -/*Add RPN structure to search-handler argument hash. -/* -/*Revision 1.12 2001/08/30 14:02:10 sondberg -/*Small changes. -/* -/*Revision 1.11 2001/08/30 13:15:11 sondberg -/*Corrected a memory leak, one more to go. -/* -/*Revision 1.10 2001/08/29 11:48:36 sondberg -/*Added routines -/* -/* Net::Z3950::SimpleServer::ScanSuccess -/* Net::Z3950::SimpleServer::ScanPartial -/* -/*and a bit of documentation. -/* -/*Revision 1.9 2001/08/24 14:00:20 sondberg -/*Added support for scan. -/* -/*Revision 1.8 2001/05/21 11:07:02 sondberg -/*Extended maximum numbers of GRS-1 elements. Should be done dynamically. -/* -/*Revision 1.7 2001/03/13 14:17:15 sondberg -/*Added support for GRS-1. -/**/ - - #include "EXTERN.h" #include "perl.h" +#include "proto.h" +#include "embed.h" #include "XSUB.h" #include #include #include #include +#ifdef WIN32 +#else #include +#endif #include #include #define GRS_MAX_FIELDS 500 @@ -90,6 +50,8 @@ #define sv_undef PL_sv_undef #endif +NMEM_MUTEX simpleserver_mutex; + typedef struct { SV *handle; @@ -113,10 +75,90 @@ SV *present_ref = NULL; SV *esrequest_ref = NULL; SV *delete_ref = NULL; SV *scan_ref = NULL; +PerlInterpreter *root_perl_context; int MAX_OID = 15; #define GRS_BUF_SIZE 512 +CV * simpleserver_sv2cv(SV *handler) { + STRLEN len; + char *buf; + + if (SvPOK(handler)) { + CV *ret; + buf = SvPV( handler, len); + if ( !( ret = perl_get_cv(buf, FALSE ) ) ) { + fprintf( stderr, "simpleserver_sv2cv: No such handler '%s'\n\n", buf ); + exit(1); + } + + return ret; + } else { + return (CV *) handler; + } +} + +/* debuggin routine to check for destruction of Perl interpreters */ +#if 0 +int tst_clones(void) +{ + int i; + PerlInterpreter *parent = PERL_GET_CONTEXT; + for (i = 0; i<500; i++) + { + PerlInterpreter *perl_interp = perl_clone(parent, 0); + PERL_SET_CONTEXT( perl_interp ); + PL_perl_destruct_level = 2; + PERL_SET_CONTEXT( parent ); + perl_destruct(perl_interp); + perl_free(perl_interp); + } + exit (0); +} +#endif + +int simpleserver_clone(void) { + nmem_mutex_enter(simpleserver_mutex); + if (1) + { + PerlInterpreter *current = PERL_GET_CONTEXT; + + /* if current is unset, then we're in a new thread with + * no Perl interpreter for it. So we must create one . + * This will only happen when threaded is used.. + */ + if (!current) { + PerlInterpreter *perl_interp; + PERL_SET_CONTEXT( root_perl_context ); + perl_interp = perl_clone(root_perl_context, 0); + PERL_SET_CONTEXT( perl_interp ); + } + } + nmem_mutex_leave(simpleserver_mutex); + return 0; +} + + +void simpleserver_free(void) { + nmem_mutex_enter(simpleserver_mutex); + if (1) + { + PerlInterpreter *current_interp = PERL_GET_CONTEXT; + + /* If current Perl Interp is different from root interp, then + * we're in threaded mode and we must destroy.. + */ + if (current_interp != root_perl_context) { + PL_perl_destruct_level = 2; + PERL_SET_CONTEXT(root_perl_context); + perl_destruct(current_interp); + perl_free(current_interp); + } + } + nmem_mutex_leave(simpleserver_mutex); +} + + Z_GenericRecord *read_grs1(char *str, ODR o) { int type, ivalue; @@ -557,6 +599,7 @@ int bend_search(void *handle, bend_search_rr *rr) SV *point; SV *ODR_point; Zfront_handle *zhandle = (Zfront_handle *)handle; + CV* handler_cv = 0; dSP; ENTER; @@ -593,7 +636,8 @@ int bend_search(void *handle, bend_search_rr *rr) PUTBACK; - n = perl_call_sv(search_ref, G_SCALAR | G_DISCARD); + handler_cv = simpleserver_sv2cv( search_ref ); + perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); SPAGAIN; @@ -722,6 +766,7 @@ int bend_fetch(void *handle, bend_fetch_rr *rr) oident *oid; WRBUF oid_dotted; Zfront_handle *zhandle = (Zfront_handle *)handle; + CV* handler_cv = 0; Z_RecordComposition *composition; Z_ElementSetNames *simple; @@ -773,7 +818,8 @@ int bend_fetch(void *handle, bend_fetch_rr *rr) PUTBACK; - perl_call_sv(fetch_ref, G_SCALAR | G_DISCARD); + handler_cv = simpleserver_sv2cv( fetch_ref ); + perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); SPAGAIN; @@ -877,6 +923,7 @@ int bend_present(void *handle, bend_present_rr *rr) char *ODR_errstr; char *ptr; Zfront_handle *zhandle = (Zfront_handle *)handle; + CV* handler_cv = 0; /* WRBUF oid_dotted; */ @@ -924,7 +971,8 @@ int bend_present(void *handle, bend_present_rr *rr) PUTBACK; - perl_call_sv(present_ref, G_SCALAR | G_DISCARD); + handler_cv = simpleserver_sv2cv( present_ref ); + perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); SPAGAIN; @@ -1002,8 +1050,8 @@ int bend_scan(void *handle, bend_scan_rr *rr) int term_len; SV *term_tmp; SV *entries_ref; - Zfront_handle *zhandle = (Zfront_handle *)handle; + CV* handler_cv = 0; dSP; ENTER; @@ -1040,7 +1088,8 @@ int bend_scan(void *handle, bend_scan_rr *rr) PUTBACK; - perl_call_sv(scan_ref, G_SCALAR | G_DISCARD); + handler_cv = simpleserver_sv2cv( scan_ref ); + perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); SPAGAIN; @@ -1111,6 +1160,7 @@ int bend_scan(void *handle, bend_scan_rr *rr) bend_initresult *bend_init(bend_initrequest *q) { + int dummy = simpleserver_clone(); bend_initresult *r = (bend_initresult *) odr_malloc (q->stream, sizeof(*r)); HV *href; SV **temp; @@ -1128,6 +1178,7 @@ bend_initresult *bend_init(bend_initrequest *q) char *ptr; char *user = NULL; char *passwd = NULL; + CV* handler_cv = 0; dSP; ENTER; @@ -1188,7 +1239,8 @@ bend_initresult *bend_init(bend_initrequest *q) if (init_ref != NULL) { - perl_call_sv(init_ref, G_SCALAR | G_DISCARD); + handler_cv = simpleserver_sv2cv( init_ref ); + perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); } SPAGAIN; @@ -1242,34 +1294,34 @@ void bend_close(void *handle) HV *href; Zfront_handle *zhandle = (Zfront_handle *)handle; SV **temp; + CV* handler_cv = 0; - dSP; - ENTER; - SAVETMPS; - if (close_ref == NULL) + if (close_ref) { - return; - } + dSP; + ENTER; + SAVETMPS; + href = newHV(); + hv_store(href, "HANDLE", 6, zhandle->handle, 0); - href = newHV(); - hv_store(href, "HANDLE", 6, zhandle->handle, 0); + PUSHMARK(sp); - PUSHMARK(sp); + XPUSHs(sv_2mortal(newRV((SV *)href))); - XPUSHs(sv_2mortal(newRV((SV *)href))); - - PUTBACK; + PUTBACK; - perl_call_sv(close_ref, G_SCALAR | G_DISCARD); + handler_cv = simpleserver_sv2cv( close_ref ); + perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); - SPAGAIN; - - PUTBACK; - FREETMPS; - LEAVE; + SPAGAIN; + PUTBACK; + FREETMPS; + LEAVE; + } xfree(handle); + simpleserver_free(); return; } @@ -1357,6 +1409,11 @@ start_server(...) strcpy(*argv_buf++, ptr); } *argv_buf = NULL; + root_perl_context = PERL_GET_CONTEXT; + nmem_mutex_create(&simpleserver_mutex); +#if 0 + tst_clones(); +#endif RETVAL = statserv_main(items, argv, bend_init, bend_close); OUTPUT: