git.sur5r.net Git - openldap/blob - servers/slapd/oidm.c

   1 /* schemaparse.c - routines to parse config file objectclass definitions */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
   5  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   6  */
   7
   8 #include "portable.h"
   9
  10 #include <stdio.h>
  11
  12 #include <ac/ctype.h>
  13 #include <ac/string.h>
  14 #include <ac/socket.h>
  15
  16 #include "slap.h"
  17
  18 static LDAP_SLIST_HEAD(OidMacroList, slap_oid_macro) om_list
  19         = LDAP_SLIST_HEAD_INITIALIZER(om_list);
  20
  21 /* Replace an OID Macro invocation with its full numeric OID.
  22  * If the macro is used with "macroname:suffix" append ".suffix"
  23  * to the expansion.
  24  */
  25 char *
  26 oidm_find(char *oid)
  27 {
  28         OidMacro *om;
  29
  30         /* OID macros must start alpha */
  31         if ( OID_LEADCHAR( *oid ) )     {
  32                 return oid;
  33         }
  34
  35         LDAP_SLIST_FOREACH( om, &om_list, som_next ) {
  36                 char **names = om->som_names;
  37
  38                 if( names == NULL ) {
  39                         continue;
  40                 }
  41
  42                 for( ; *names != NULL ; names++ ) {
  43                         int pos = dscompare(*names, oid, ':');
  44
  45                         if( pos ) {
  46                                 int suflen = strlen(oid + pos);
  47                                 char *tmp = SLAP_MALLOC( om->som_oid.bv_len
  48                                         + suflen + 1);
  49                                 if( tmp == NULL ) {
  50 #ifdef NEW_LOGGING
  51                                         LDAP_LOG( OPERATION, ERR,
  52                                                 "oidm_find: SLAP_MALLOC failed", 0, 0, 0 );
  53 #else
  54                                         Debug( LDAP_DEBUG_ANY,
  55                                                 "oidm_find: SLAP_MALLOC failed", 0, 0, 0 );
  56 #endif
  57                                         return NULL;
  58                                 }
  59                                 strcpy(tmp, om->som_oid.bv_val);
  60                                 if( suflen ) {
  61                                         suflen = om->som_oid.bv_len;
  62                                         tmp[suflen++] = '.';
  63                                         strcpy(tmp+suflen, oid+pos+1);
  64                                 }
  65                                 return tmp;
  66                         }
  67                 }
  68         }
  69         return NULL;
  70 }
  71
  72 void
  73 oidm_destroy()
  74 {
  75         OidMacro *om;
  76         while( !LDAP_SLIST_EMPTY( &om_list )) {
  77                 om = LDAP_SLIST_FIRST( &om_list );
  78                 LDAP_SLIST_REMOVE_HEAD( &om_list, som_next );
  79
  80                 ldap_charray_free(om->som_names);
  81                 free(om->som_oid.bv_val);
  82                 free(om);
  83
  84         }
  85 }
  86
  87 int
  88 parse_oidm(
  89     const char  *fname,
  90     int         lineno,
  91     int         argc,
  92     char        **argv )
  93 {
  94         char *oid;
  95         OidMacro *om;
  96
  97         if (argc != 3) {
  98                 fprintf( stderr, "%s: line %d: too many arguments\n",
  99                         fname, lineno );
 100 usage:  fprintf( stderr, "\tObjectIdentifier <name> <oid>\n");
 101                 return 1;
 102         }
 103
 104         oid = oidm_find( argv[1] );
 105         if( oid != NULL ) {
 106                 fprintf( stderr,
 107                         "%s: line %d: "
 108                         "ObjectIdentifier \"%s\" previously defined \"%s\"",
 109                         fname, lineno, argv[1], oid );
 110                 return 1;
 111         }
 112
 113         om = (OidMacro *) SLAP_MALLOC( sizeof(OidMacro) );
 114         if( om == NULL ) {
 115 #ifdef NEW_LOGGING
 116                 LDAP_LOG( OPERATION, ERR, "parse_oidm: SLAP_MALLOC failed", 0, 0, 0 );
 117 #else
 118                 Debug( LDAP_DEBUG_ANY, "parse_oidm: SLAP_MALLOC failed", 0, 0, 0 );
 119 #endif
 120                 return 1;
 121         }
 122
 123         LDAP_SLIST_NEXT( om, som_next ) = NULL;
 124         om->som_names = NULL;
 125         ldap_charray_add( &om->som_names, argv[1] );
 126         om->som_oid.bv_val = oidm_find( argv[2] );
 127
 128         if (!om->som_oid.bv_val) {
 129                 fprintf( stderr, "%s: line %d: OID %s not recognized\n",
 130                         fname, lineno, argv[2] );
 131                 goto usage;
 132         }
 133
 134         if (om->som_oid.bv_val == argv[2]) {
 135                 om->som_oid.bv_val = ch_strdup( argv[2] );
 136         }
 137
 138         om->som_oid.bv_len = strlen( om->som_oid.bv_val );
 139
 140         LDAP_SLIST_INSERT_HEAD( &om_list, om, som_next );
 141         return 0;
 142 }