diff options
Diffstat (limited to 'ldap/servers/plugins/syntaxes/numericstring.c')
| -rw-r--r-- | ldap/servers/plugins/syntaxes/numericstring.c | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/ldap/servers/plugins/syntaxes/numericstring.c b/ldap/servers/plugins/syntaxes/numericstring.c new file mode 100644 index 00000000..180f8f7d --- /dev/null +++ b/ldap/servers/plugins/syntaxes/numericstring.c @@ -0,0 +1,188 @@ +/** BEGIN COPYRIGHT BLOCK + * This Program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License as published by the Free Software + * Foundation; version 2 of the License. + * + * This Program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along with + * this Program; if not, write to the Free Software Foundation, Inc., 59 Temple + * Place, Suite 330, Boston, MA 02111-1307 USA. + * + * In addition, as a special exception, Red Hat, Inc. gives You the additional + * right to link the code of this Program with code not covered under the GNU + * General Public License ("Non-GPL Code") and to distribute linked combinations + * including the two, subject to the limitations in this paragraph. Non-GPL Code + * permitted under this exception must only link to the code of this Program + * through those well defined interfaces identified in the file named EXCEPTION + * found in the source code files (the "Approved Interfaces"). The files of + * Non-GPL Code may instantiate templates or use macros or inline functions from + * the Approved Interfaces without causing the resulting work to be covered by + * the GNU General Public License. Only Red Hat, Inc. may make changes or + * additions to the list of Approved Interfaces. You must obey the GNU General + * Public License in all respects for all of the Program code and other code used + * in conjunction with the Program except the Non-GPL Code covered by this + * exception. If you modify this file, you may extend this exception to your + * version of the file, but you are not obligated to do so. If you do not wish to + * provide this exception without modification, you must delete this exception + * statement from your version and license this file solely under the GPL without + * exception. + * + * + * Copyright (C) 2001 Sun Microsystems, Inc. Used by permission. + * Copyright (C) 2009 Red Hat, Inc. + * All rights reserved. + * END COPYRIGHT BLOCK **/ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif + +/* numericstring.c - Numeric String syntax routines */ + +#include <stdio.h> +#include <string.h> +#include <sys/types.h> +#include "syntax.h" + +static int numstr_filter_ava( Slapi_PBlock *pb, struct berval *bvfilter, + Slapi_Value **bvals, int ftype, Slapi_Value **retVal ); +static int numstr_values2keys( Slapi_PBlock *pb, Slapi_Value **val, + Slapi_Value ***ivals, int ftype ); +static int numstr_assertion2keys( Slapi_PBlock *pb, Slapi_Value *val, + Slapi_Value ***ivals, int ftype ); +static int numstr_compare(struct berval *v1, struct berval *v2); +static int numstr_validate(struct berval *val); + +/* the first name is the official one from RFC 4517 */ +static char *names[] = { "Numeric String", "numstr", NUMERICSTRING_SYNTAX_OID, 0 }; + +#define NUMERICSTRINGMATCH_OID "2.5.13.8" +#define NUMERICSTRINGORDERINGMATCH_OID "2.5.13.9" +#define NUMERICSTRINGSUBSTRINGMATCH_OID "2.5.13.10" + +static Slapi_PluginDesc pdesc = { "numstr-syntax", PLUGIN_MAGIC_VENDOR_STR, + PRODUCTTEXT, "numeric string attribute syntax plugin" }; + +static Slapi_MatchingRuleEntry +numericStringMatch = { NUMERICSTRINGMATCH_OID, NULL /* no alias? */, + "numericStringMatch", "The rule evaluates to TRUE if and only if the prepared " + "attribute value character string and the prepared assertion value character " + "string have the same number of characters and corresponding characters have " + "the same code point.", + NUMERICSTRING_SYNTAX_OID, 0 /* not obsolete */ }; + +static Slapi_MatchingRuleEntry +numericStringOrderingMatch = { NUMERICSTRINGORDERINGMATCH_OID, NULL /* no alias? */, + "numericStringOrderingMatch", "The rule evaluates to TRUE if and only if, " + "in the code point collation order, the prepared attribute value character " + "string appears earlier than the prepared assertion value character string; " + "i.e., the attribute value is less than the assertion value.", + NUMERICSTRING_SYNTAX_OID, 0 /* not obsolete */ }; + +static Slapi_MatchingRuleEntry +numericStringSubstringMatch = { NUMERICSTRINGSUBSTRINGMATCH_OID, NULL /* no alias? */, + "numericStringSubstringMatch", "The rule evaluates to TRUE if and only if (1) " + "the prepared substrings of the assertion value match disjoint portions of " + "the prepared attribute value, (2) an initial substring, if present, matches " + "the beginning of the prepared attribute value character string, and (3) a " + "final substring, if present, matches the end of the prepared attribute value " + "character string.", + NUMERICSTRING_SYNTAX_OID, 0 /* not obsolete */ }; + +int +numstr_init( Slapi_PBlock *pb ) +{ + int rc, flags; + + LDAPDebug( LDAP_DEBUG_PLUGIN, "=> numstr_init\n", 0, 0, 0 ); + + rc = slapi_pblock_set( pb, SLAPI_PLUGIN_VERSION, + (void *) SLAPI_PLUGIN_VERSION_01 ); + rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DESCRIPTION, + (void *)&pdesc ); + rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_FILTER_AVA, + (void *) numstr_filter_ava ); + rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_VALUES2KEYS, + (void *) numstr_values2keys ); + rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_ASSERTION2KEYS_AVA, + (void *) numstr_assertion2keys ); + flags = SLAPI_PLUGIN_SYNTAX_FLAG_ORDERING; + rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_FLAGS, + (void *) &flags ); + rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_NAMES, + (void *) names ); + rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_OID, + (void *) INTEGER_SYNTAX_OID ); + rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_COMPARE, + (void *) numstr_compare ); + rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_VALIDATE, + (void *) numstr_validate ); + + /* also register this plugin for matching rules */ + rc |= slapi_matchingrule_register(&numericStringMatch); + rc |= slapi_matchingrule_register(&numericStringOrderingMatch); + rc |= slapi_matchingrule_register(&numericStringSubstringMatch); + + LDAPDebug( LDAP_DEBUG_PLUGIN, "<= numstr_init %d\n", rc, 0, 0 ); + return( rc ); +} + +static int +numstr_filter_ava( Slapi_PBlock *pb, struct berval *bvfilter, + Slapi_Value **bvals, int ftype, Slapi_Value **retVal ) +{ + return( string_filter_ava( bvfilter, bvals, SYNTAX_SI | SYNTAX_CES, + ftype, retVal ) ); +} + +static int +numstr_values2keys( Slapi_PBlock *pb, Slapi_Value **vals, Slapi_Value ***ivals, int ftype ) +{ + return( string_values2keys( pb, vals, ivals, SYNTAX_SI | SYNTAX_CES, + ftype ) ); +} + +static int +numstr_assertion2keys( Slapi_PBlock *pb, Slapi_Value *val, Slapi_Value ***ivals, int ftype ) +{ + return(string_assertion2keys_ava( pb, val, ivals, + SYNTAX_SI | SYNTAX_CES, ftype )); +} + +static int numstr_compare( + struct berval *v1, + struct berval *v2 +) +{ + return value_cmp(v1, v2, SYNTAX_SI | SYNTAX_CES, 3 /* Normalise both values */); +} + +/* return 0 if valid, non-0 if invalid */ +static int numstr_validate( + struct berval *val +) +{ + int rc = 0; /* assume the value is valid */ + const char *p = NULL; + + /* Per RFC4517: + * + * NumericString = 1*(DIGIT / SPACE) + */ + if (val != NULL) { + for (p = val->bv_val; p < &(val->bv_val[val->bv_len]); p++) { + if (!isdigit(*p) && !IS_SPACE(*p)) { + rc = 1; + goto exit; + } + } + } else { + rc = 1; + } + +exit: + return(rc); +} |