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Diffstat (limited to 'servers/slapd/back-perl/init.c')
| -rw-r--r-- | servers/slapd/back-perl/init.c | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/servers/slapd/back-perl/init.c b/servers/slapd/back-perl/init.c new file mode 100644 index 0000000..644c855 --- /dev/null +++ b/servers/slapd/back-perl/init.c @@ -0,0 +1,176 @@ +/* $OpenLDAP$ */ +/* This work is part of OpenLDAP Software <http://www.openldap.org/>. + * + * Copyright 1999-2022 The OpenLDAP Foundation. + * Portions Copyright 1999 John C. Quillan. + * Portions Copyright 2002 myinternet Limited. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted only as authorized by the OpenLDAP + * Public License. + * + * A copy of this license is available in file LICENSE in the + * top-level directory of the distribution or, alternatively, at + * <http://www.OpenLDAP.org/license.html>. + */ + +#include "perl_back.h" +#include "../slap-config.h" + +#ifdef PERL_SYS_INIT3 +#include <ac/unistd.h> /* maybe get environ */ +extern char **environ; +#endif + +static void perl_back_xs_init LDAP_P((PERL_BACK_XS_INIT_PARAMS)); +EXT void boot_DynaLoader LDAP_P((PERL_BACK_BOOT_DYNALOADER_PARAMS)); + +PerlInterpreter *PERL_INTERPRETER = NULL; +ldap_pvt_thread_mutex_t perl_interpreter_mutex; + + +/********************************************************** + * + * Init + * + **********************************************************/ + +int +perl_back_initialize( + BackendInfo *bi +) +{ + char *embedding[] = { "", "-e", "0", NULL }, **argv = embedding; + int argc = 3; +#ifdef PERL_SYS_INIT3 + char **env = environ; +#else + char **env = NULL; +#endif + + bi->bi_open = NULL; + bi->bi_config = 0; + bi->bi_close = perl_back_close; + bi->bi_destroy = 0; + + bi->bi_db_init = perl_back_db_init; + bi->bi_db_config = perl_back_db_config; + bi->bi_db_open = perl_back_db_open; + bi->bi_db_close = 0; + bi->bi_db_destroy = perl_back_db_destroy; + + bi->bi_op_bind = perl_back_bind; + bi->bi_op_unbind = 0; + bi->bi_op_search = perl_back_search; + bi->bi_op_compare = perl_back_compare; + bi->bi_op_modify = perl_back_modify; + bi->bi_op_modrdn = perl_back_modrdn; + bi->bi_op_add = perl_back_add; + bi->bi_op_delete = perl_back_delete; + bi->bi_op_abandon = 0; + + bi->bi_extended = 0; + + bi->bi_chk_referrals = 0; + + bi->bi_connection_init = 0; + bi->bi_connection_destroy = 0; + + /* injecting code from perl_back_open, because using function reference (bi->bi_open) is not functional */ + Debug( LDAP_DEBUG_TRACE, "perl backend open\n" ); + + if( PERL_INTERPRETER != NULL ) { + Debug( LDAP_DEBUG_ANY, "perl backend open: already opened\n" ); + return 1; + } + + ldap_pvt_thread_mutex_init( &perl_interpreter_mutex ); + +#ifdef PERL_SYS_INIT3 + PERL_SYS_INIT3(&argc, &argv, &env); +#endif + PERL_INTERPRETER = perl_alloc(); + perl_construct(PERL_INTERPRETER); +#ifdef PERL_EXIT_DESTRUCT_END + PL_exit_flags |= PERL_EXIT_DESTRUCT_END; +#endif + perl_parse(PERL_INTERPRETER, perl_back_xs_init, argc, argv, env); + perl_run(PERL_INTERPRETER); + return perl_back_init_cf( bi ); +} + +int +perl_back_db_init( + BackendDB *be, + ConfigReply *cr +) +{ + be->be_private = (PerlBackend *) ch_malloc( sizeof(PerlBackend) ); + memset( be->be_private, '\0', sizeof(PerlBackend)); + + ((PerlBackend *)be->be_private)->pb_filter_search_results = 0; + + Debug( LDAP_DEBUG_TRACE, "perl backend db init\n" ); + + be->be_cf_ocs = be->bd_info->bi_cf_ocs; + + return 0; +} + +int +perl_back_db_open( + BackendDB *be, + ConfigReply *cr +) +{ + int count; + int return_code; + + PerlBackend *perl_back = (PerlBackend *) be->be_private; + + ldap_pvt_thread_mutex_lock( &perl_interpreter_mutex ); + + { + dSP; ENTER; SAVETMPS; + + PUSHMARK(sp); + XPUSHs( perl_back->pb_obj_ref ); + + PUTBACK; + + count = call_method("init", G_SCALAR); + + SPAGAIN; + + if (count != 1) { + croak("Big trouble in perl_back_db_open\n"); + } + + return_code = POPi; + + PUTBACK; FREETMPS; LEAVE; + } + + ldap_pvt_thread_mutex_unlock( &perl_interpreter_mutex ); + + return return_code; +} + + +static void +perl_back_xs_init(PERL_BACK_XS_INIT_PARAMS) +{ + char *file = __FILE__; + dXSUB_SYS; + newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, file); +} + +#if SLAPD_PERL == SLAPD_MOD_DYNAMIC + +/* conditionally define the init_module() function */ +SLAP_BACKEND_INIT_MODULE( perl ) + +#endif /* SLAPD_PERL == SLAPD_MOD_DYNAMIC */ + + |