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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 11:11:40 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 11:11:40 +0000 |
commit | 7731832751ab9f3c6ddeb66f186d3d7fa1934a6d (patch) | |
tree | e91015872543a59be2aad26c2fea02e41b57005d /libraries/librewrite/params.c | |
parent | Initial commit. (diff) | |
download | openldap-1a00339458686feff01d4a8e157da4800292a9af.tar.xz openldap-1a00339458686feff01d4a8e157da4800292a9af.zip |
Adding upstream version 2.4.57+dfsg.upstream/2.4.57+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | libraries/librewrite/params.c | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/libraries/librewrite/params.c b/libraries/librewrite/params.c new file mode 100644 index 0000000..1a7f555 --- /dev/null +++ b/libraries/librewrite/params.c @@ -0,0 +1,149 @@ +/* $OpenLDAP$ */ +/* This work is part of OpenLDAP Software <http://www.openldap.org/>. + * + * Copyright 2000-2021 The OpenLDAP Foundation. + * 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 the file LICENSE in the + * top-level directory of the distribution or, alternatively, at + * <http://www.OpenLDAP.org/license.html>. + */ +/* ACKNOWLEDGEMENT: + * This work was initially developed by Pierangelo Masarati for + * inclusion in OpenLDAP Software. + */ + +#include <portable.h> + +#include "rewrite-int.h" + +/* + * Defines and inits a variable with global scope + */ +int +rewrite_param_set( + struct rewrite_info *info, + const char *name, + const char *value +) +{ + struct rewrite_var *var; + int rc = REWRITE_SUCCESS; + + assert( info != NULL ); + assert( name != NULL ); + assert( value != NULL ); + +#ifdef USE_REWRITE_LDAP_PVT_THREADS + ldap_pvt_thread_rdwr_wlock( &info->li_params_mutex ); +#endif /* USE_REWRITE_LDAP_PVT_THREADS */ + + var = rewrite_var_find( info->li_params, name ); + if ( var != NULL ) { + assert( var->lv_value.bv_val != NULL ); + free( var->lv_value.bv_val ); + var->lv_value.bv_val = strdup( value ); + var->lv_value.bv_len = strlen( value ); + + } else { + var = rewrite_var_insert( &info->li_params, name, value ); + } + + if ( var == NULL || var->lv_value.bv_val == NULL ) { + rc = REWRITE_ERR; + } + +#ifdef USE_REWRITE_LDAP_PVT_THREADS + ldap_pvt_thread_rdwr_wunlock( &info->li_params_mutex ); +#endif /* USE_REWRITE_LDAP_PVT_THREADS */ + + return rc; +} + +/* + * Gets a var with global scope + */ +int +rewrite_param_get( + struct rewrite_info *info, + const char *name, + struct berval *value +) +{ + struct rewrite_var *var; + int rc = REWRITE_SUCCESS; + + assert( info != NULL ); + assert( name != NULL ); + assert( value != NULL ); + + value->bv_val = NULL; + value->bv_len = 0; + +#ifdef USE_REWRITE_LDAP_PVT_THREADS + ldap_pvt_thread_rdwr_rlock( &info->li_params_mutex ); +#endif /* USE_REWRITE_LDAP_PVT_THREADS */ + + var = rewrite_var_find( info->li_params, name ); + if ( var != NULL ) { + value->bv_val = strdup( var->lv_value.bv_val ); + value->bv_len = var->lv_value.bv_len; + } + + if ( var == NULL || value->bv_val == NULL ) { + rc = REWRITE_ERR; + } + +#ifdef USE_REWRITE_LDAP_PVT_THREADS + ldap_pvt_thread_rdwr_runlock( &info->li_params_mutex ); +#endif /* USE_REWRITE_LDAP_PVT_THREADS */ + + return REWRITE_SUCCESS; +} + +static void +rewrite_param_free( + void *tmp +) +{ + struct rewrite_var *var = ( struct rewrite_var * )tmp; + assert( var != NULL ); + + assert( var->lv_name != NULL ); + assert( var->lv_value.bv_val != NULL ); + + free( var->lv_name ); + free( var->lv_value.bv_val ); + free( var ); +} + +/* + * Destroys the parameter tree + */ +int +rewrite_param_destroy( + struct rewrite_info *info +) +{ + int count; + + assert( info != NULL ); + +#ifdef USE_REWRITE_LDAP_PVT_THREADS + ldap_pvt_thread_rdwr_wlock( &info->li_params_mutex ); +#endif /* USE_REWRITE_LDAP_PVT_THREADS */ + + count = avl_free( info->li_params, rewrite_param_free ); + info->li_params = NULL; + +#ifdef USE_REWRITE_LDAP_PVT_THREADS + ldap_pvt_thread_rdwr_wunlock( &info->li_params_mutex ); +#endif /* USE_REWRITE_LDAP_PVT_THREADS */ + + return REWRITE_SUCCESS; +} + |