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

   1 /* schemaparse.c - routines to parse config file objectclass definitions */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2002 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 #include "ldap_schema.h"
  18
  19 int     global_schemacheck = 1; /* schemacheck ON is default */
  20
  21 static void             oc_usage(void);
  22 static void             at_usage(void);
  23
  24 static char *const err2text[SLAP_SCHERR_LAST+1] = {
  25         "Success",
  26         "Out of memory",
  27         "ObjectClass not found",
  28         "ObjectClass inappropriate SUPerior",
  29         "AttributeType not found",
  30         "AttributeType inappropriate USAGE",
  31         "Duplicate objectClass",
  32         "Duplicate attributeType",
  33         "Duplicate ldapSyntax",
  34         "Duplicate matchingRule",
  35         "OID or name required",
  36         "SYNTAX or SUPerior required",
  37         "MatchingRule not found",
  38         "Syntax not found",
  39         "Syntax required",
  40         "Qualifier not supported",
  41         "Invalid NAME",
  42         "OID could not be expanded"
  43 };
  44
  45 char *
  46 scherr2str(int code)
  47 {
  48         if ( code < 0 || code >= (int)(sizeof(err2text)/sizeof(char *)) ) {
  49                 return "Unknown error";
  50         } else {
  51                 return err2text[code];
  52         }
  53 }
  54
  55 /* check schema descr validity */
  56 int slap_valid_descr( const char *descr )
  57 {
  58         int i=0;
  59
  60         if( !DESC_LEADCHAR( descr[i] ) ) {
  61                 return 0;
  62         }
  63
  64         while( descr[++i] ) {
  65                 if( !DESC_CHAR( descr[i] ) ) {
  66                         return 0;
  67                 }
  68         }
  69
  70         return 1;
  71 }
  72
  73
  74 /* OID Macros */
  75
  76 /* String compare with delimiter check. Return 0 if not
  77  * matched, otherwise return length matched.
  78  */
  79 int
  80 dscompare(const char *s1, const char *s2, char delim)
  81 {
  82         const char *orig = s1;
  83         while (*s1++ == *s2++)
  84                 if (!s1[-1]) break;
  85         --s1;
  86         --s2;
  87         if (!*s1 && (!*s2 || *s2 == delim))
  88                 return s1 - orig;
  89         return 0;
  90 }
  91
  92
  93 int
  94 parse_oc(
  95     const char  *fname,
  96     int         lineno,
  97     char        *line,
  98     char        **argv
  99 )
 100 {
 101         LDAPObjectClass *oc;
 102         int             code;
 103         const char      *err;
 104
 105         oc = ldap_str2objectclass(line, &code, &err, LDAP_SCHEMA_ALLOW_ALL );
 106         if ( !oc ) {
 107                 fprintf( stderr, "%s: line %d: %s before %s\n",
 108                          fname, lineno, ldap_scherr2str(code), err );
 109                 oc_usage();
 110                 return 1;
 111         }
 112
 113         if ( oc->oc_oid == NULL ) {
 114                 fprintf( stderr,
 115                         "%s: line %d: objectclass has no OID\n",
 116                         fname, lineno );
 117                 oc_usage();
 118                 return 1;
 119         }
 120
 121         code = oc_add(oc,&err);
 122         if ( code ) {
 123                 fprintf( stderr, "%s: line %d: %s: \"%s\"\n",
 124                          fname, lineno, scherr2str(code), err);
 125                 return 1;
 126         }
 127
 128         ldap_memfree(oc);
 129         return 0;
 130 }
 131
 132 static void
 133 oc_usage( void )
 134 {
 135         fprintf( stderr,
 136                 "ObjectClassDescription = \"(\" whsp\n"
 137                 "  numericoid whsp                 ; ObjectClass identifier\n"
 138                 "  [ \"NAME\" qdescrs ]\n"
 139                 "  [ \"DESC\" qdstring ]\n"
 140                 "  [ \"OBSOLETE\" whsp ]\n"
 141                 "  [ \"SUP\" oids ]                ; Superior ObjectClasses\n"
 142                 "  [ ( \"ABSTRACT\" / \"STRUCTURAL\" / \"AUXILIARY\" ) whsp ]\n"
 143                 "                                  ; default structural\n"
 144                 "  [ \"MUST\" oids ]               ; AttributeTypes\n"
 145                 "  [ \"MAY\" oids ]                ; AttributeTypes\n"
 146                 "  whsp \")\"\n" );
 147 }
 148
 149
 150 static void
 151 at_usage( void )
 152 {
 153         fprintf( stderr,
 154                 "AttributeTypeDescription = \"(\" whsp\n"
 155                 "  numericoid whsp      ; AttributeType identifier\n"
 156                 "  [ \"NAME\" qdescrs ]             ; name used in AttributeType\n"
 157                 "  [ \"DESC\" qdstring ]            ; description\n"
 158                 "  [ \"OBSOLETE\" whsp ]\n"
 159                 "  [ \"SUP\" woid ]                 ; derived from this other\n"
 160                 "                                   ; AttributeType\n"
 161                 "  [ \"EQUALITY\" woid ]            ; Matching Rule name\n"
 162                 "  [ \"ORDERING\" woid ]            ; Matching Rule name\n"
 163                 "  [ \"SUBSTR\" woid ]              ; Matching Rule name\n"
 164                 "  [ \"SYNTAX\" whsp noidlen whsp ] ; see section 4.3\n"
 165                 "  [ \"SINGLE-VALUE\" whsp ]        ; default multi-valued\n"
 166                 "  [ \"COLLECTIVE\" whsp ]          ; default not collective\n"
 167                 "  [ \"NO-USER-MODIFICATION\" whsp ]; default user modifiable\n"
 168                 "  [ \"USAGE\" whsp AttributeUsage ]; default userApplications\n"
 169                 "                                   ; userApplications\n"
 170                 "                                   ; directoryOperation\n"
 171                 "                                   ; distributedOperation\n"
 172                 "                                   ; dSAOperation\n"
 173                 "  whsp \")\"\n");
 174 }
 175
 176 int
 177 parse_at(
 178     const char  *fname,
 179     int         lineno,
 180     char        *line,
 181     char        **argv
 182 )
 183 {
 184         LDAPAttributeType *at;
 185         int             code;
 186         const char      *err;
 187
 188         at = ldap_str2attributetype( line, &code, &err, LDAP_SCHEMA_ALLOW_ALL );
 189         if ( !at ) {
 190                 fprintf( stderr, "%s: line %d: %s before %s\n",
 191                          fname, lineno, ldap_scherr2str(code), err );
 192                 at_usage();
 193                 return 1;
 194         }
 195
 196         if ( at->at_oid == NULL ) {
 197                 fprintf( stderr,
 198                         "%s: line %d: attributeType has no OID\n",
 199                         fname, lineno );
 200                 at_usage();
 201                 return 1;
 202         }
 203
 204         /* operational attributes should be defined internally */
 205         if ( at->at_usage ) {
 206                 fprintf( stderr, "%s: line %d: attribute type \"%s\" is operational\n",
 207                          fname, lineno, at->at_oid );
 208                 return 1;
 209         }
 210
 211         code = at_add(at,&err);
 212         if ( code ) {
 213                 fprintf( stderr, "%s: line %d: %s: \"%s\"\n",
 214                          fname, lineno, scherr2str(code), err);
 215                 return 1;
 216         }
 217         ldap_memfree(at);
 218         return 0;
 219 }