3 * Copyright 1999-2000 The OpenLDAP Foundation, All Rights Reserved.
4 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
7 * schema.c: parsing routines used by servers and clients to process
14 #include <ac/stdlib.h>
17 #include <ac/string.h>
22 #include <ldap_schema.h>
24 static LDAP_CONST char *
25 choose_name( char *names[], LDAP_CONST char *fallback )
27 return( (names != NULL && names[0] != NULL) ? names[0] : fallback );
31 ldap_syntax2name( LDAP_SYNTAX * syn )
33 return( syn->syn_oid );
37 ldap_matchingrule2name( LDAP_MATCHING_RULE * mr )
39 return( choose_name( mr->mr_names, mr->mr_oid ) );
43 ldap_attributetype2name( LDAP_ATTRIBUTE_TYPE * at )
45 return( choose_name( at->at_names, at->at_oid ) );
49 ldap_objectclass2name( LDAP_OBJECT_CLASS * oc )
51 return( choose_name( oc->oc_names, oc->oc_oid ) );
56 * When pretty printing the entities we will be appending to a buffer.
57 * Since checking for overflow, realloc'ing and checking if no error
58 * is extremely boring, we will use a protection layer that will let
59 * us blissfully ignore the error until the end. This layer is
60 * implemented with the help of the next type.
63 typedef struct safe_string {
71 new_safe_string(int size)
75 ss = LDAP_MALLOC(sizeof(safe_string));
79 ss->val = LDAP_MALLOC(size);
93 safe_string_free(safe_string * ss)
102 safe_string_val(safe_string * ss)
104 ss->val[ss->pos] = '\0';
109 append_to_safe_string(safe_string * ss, char * s)
115 * Some runaway process is trying to append to a string that
116 * overflowed and we could not extend.
121 /* We always make sure there is at least one position available */
122 if ( ss->pos + l >= ss->size-1 ) {
124 temp = LDAP_REALLOC(ss->val, ss->size);
126 /* Trouble, out of memory */
132 strncpy(&ss->val[ss->pos], s, l);
134 if ( ss->pos > 0 && isspace(ss->val[ss->pos-1]) )
143 print_literal(safe_string *ss, char *s)
145 return(append_to_safe_string(ss,s));
149 print_whsp(safe_string *ss)
152 return(append_to_safe_string(ss,""));
154 return(append_to_safe_string(ss," "));
158 print_numericoid(safe_string *ss, char *s)
161 return(append_to_safe_string(ss,s));
163 return(append_to_safe_string(ss,""));
166 /* This one is identical to print_qdescr */
168 print_qdstring(safe_string *ss, char *s)
171 print_literal(ss,"'");
172 append_to_safe_string(ss,s);
173 print_literal(ss,"'");
174 return(print_whsp(ss));
178 print_qdescr(safe_string *ss, char *s)
181 print_literal(ss,"'");
182 append_to_safe_string(ss,s);
183 print_literal(ss,"'");
184 return(print_whsp(ss));
188 print_qdescrlist(safe_string *ss, char **sa)
193 for (sp=sa; *sp; sp++) {
194 ret = print_qdescr(ss,*sp);
196 /* If the list was empty, we return zero that is potentially
197 * incorrect, but since we will be still appending things, the
198 * overflow will be detected later. Maybe FIX.
204 print_qdescrs(safe_string *ss, char **sa)
206 /* The only way to represent an empty list is as a qdescrlist
207 * so, if the list is empty we treat it as a long list.
208 * Really, this is what the syntax mandates. We should not
209 * be here if the list was empty, but if it happens, a label
210 * has already been output and we cannot undo it.
212 if ( !sa[0] || ( sa[0] && sa[1] ) ) {
214 print_literal(ss,"("/*)*/);
215 print_qdescrlist(ss,sa);
216 print_literal(ss,/*(*/")");
217 return(print_whsp(ss));
219 return(print_qdescr(ss,*sa));
224 print_woid(safe_string *ss, char *s)
227 append_to_safe_string(ss,s);
228 return print_whsp(ss);
232 print_oidlist(safe_string *ss, char **sa)
236 for (sp=sa; *(sp+1); sp++) {
238 print_literal(ss,"$");
240 return(print_woid(ss,*sp));
244 print_oids(safe_string *ss, char **sa)
246 if ( sa[0] && sa[1] ) {
247 print_literal(ss,"("/*)*/);
248 print_oidlist(ss,sa);
250 return(print_literal(ss,/*(*/")"));
252 return(print_woid(ss,*sa));
257 print_noidlen(safe_string *ss, char *s, int l)
262 ret = print_numericoid(ss,s);
264 sprintf(buf,"{%d}",l);
265 ret = print_literal(ss,buf);
271 print_extensions(safe_string *ss, LDAP_SCHEMA_EXTENSION_ITEM **extensions)
273 LDAP_SCHEMA_EXTENSION_ITEM **ext;
277 for ( ext = extensions; *ext != NULL; ext++ ) {
278 print_literal(ss, (*ext)->lsei_name);
280 /* Should be print_qdstrings */
281 print_qdescrs(ss, (*ext)->lsei_values);
290 ldap_syntax2str( const LDAP_SYNTAX * syn )
295 ss = new_safe_string(256);
299 print_literal(ss,"("/*)*/);
302 print_numericoid(ss, syn->syn_oid);
305 if ( syn->syn_desc ) {
306 print_literal(ss,"DESC");
307 print_qdstring(ss,syn->syn_desc);
312 print_extensions(ss, syn->syn_extensions);
314 print_literal(ss,/*(*/ ")");
316 retstring = LDAP_STRDUP(safe_string_val(ss));
317 safe_string_free(ss);
322 ldap_matchingrule2str( const LDAP_MATCHING_RULE * mr )
327 ss = new_safe_string(256);
331 print_literal(ss,"(" /*)*/);
334 print_numericoid(ss, mr->mr_oid);
337 if ( mr->mr_names ) {
338 print_literal(ss,"NAME");
339 print_qdescrs(ss,mr->mr_names);
343 print_literal(ss,"DESC");
344 print_qdstring(ss,mr->mr_desc);
347 if ( mr->mr_obsolete == LDAP_SCHEMA_YES ) {
348 print_literal(ss, "OBSOLETE");
352 if ( mr->mr_syntax_oid ) {
353 print_literal(ss,"SYNTAX");
355 print_literal(ss, mr->mr_syntax_oid);
361 print_extensions(ss, mr->mr_extensions);
363 print_literal(ss,/*(*/")");
365 retstring = LDAP_STRDUP(safe_string_val(ss));
366 safe_string_free(ss);
371 ldap_objectclass2str( const LDAP_OBJECT_CLASS * oc )
376 ss = new_safe_string(256);
380 print_literal(ss,"("/*)*/);
383 print_numericoid(ss, oc->oc_oid);
386 if ( oc->oc_names ) {
387 print_literal(ss,"NAME");
388 print_qdescrs(ss,oc->oc_names);
392 print_literal(ss,"DESC");
393 print_qdstring(ss,oc->oc_desc);
396 if ( oc->oc_obsolete == LDAP_SCHEMA_YES ) {
397 print_literal(ss, "OBSOLETE");
401 if ( oc->oc_sup_oids ) {
402 print_literal(ss,"SUP");
404 print_oids(ss,oc->oc_sup_oids);
408 switch (oc->oc_kind) {
409 case LDAP_SCHEMA_ABSTRACT:
410 print_literal(ss,"ABSTRACT");
412 case LDAP_SCHEMA_STRUCTURAL:
413 print_literal(ss,"STRUCTURAL");
415 case LDAP_SCHEMA_AUXILIARY:
416 print_literal(ss,"AUXILIARY");
419 print_literal(ss,"KIND-UNKNOWN");
424 if ( oc->oc_at_oids_must ) {
425 print_literal(ss,"MUST");
427 print_oids(ss,oc->oc_at_oids_must);
431 if ( oc->oc_at_oids_may ) {
432 print_literal(ss,"MAY");
434 print_oids(ss,oc->oc_at_oids_may);
440 print_extensions(ss, oc->oc_extensions);
442 print_literal(ss, /*(*/")");
444 retstring = LDAP_STRDUP(safe_string_val(ss));
445 safe_string_free(ss);
450 ldap_attributetype2str( const LDAP_ATTRIBUTE_TYPE * at )
455 ss = new_safe_string(256);
459 print_literal(ss,"("/*)*/);
462 print_numericoid(ss, at->at_oid);
465 if ( at->at_names ) {
466 print_literal(ss,"NAME");
467 print_qdescrs(ss,at->at_names);
471 print_literal(ss,"DESC");
472 print_qdstring(ss,at->at_desc);
475 if ( at->at_obsolete == LDAP_SCHEMA_YES ) {
476 print_literal(ss, "OBSOLETE");
480 if ( at->at_sup_oid ) {
481 print_literal(ss,"SUP");
482 print_woid(ss,at->at_sup_oid);
485 if ( at->at_equality_oid ) {
486 print_literal(ss,"EQUALITY");
487 print_woid(ss,at->at_equality_oid);
490 if ( at->at_ordering_oid ) {
491 print_literal(ss,"ORDERING");
492 print_woid(ss,at->at_ordering_oid);
495 if ( at->at_substr_oid ) {
496 print_literal(ss,"SUBSTR");
497 print_woid(ss,at->at_substr_oid);
500 if ( at->at_syntax_oid ) {
501 print_literal(ss,"SYNTAX");
503 print_noidlen(ss,at->at_syntax_oid,at->at_syntax_len);
507 if ( at->at_single_value == LDAP_SCHEMA_YES ) {
508 print_literal(ss,"SINGLE-VALUE");
512 if ( at->at_collective == LDAP_SCHEMA_YES ) {
513 print_literal(ss,"COLLECTIVE");
517 if ( at->at_no_user_mod == LDAP_SCHEMA_YES ) {
518 print_literal(ss,"NO-USER-MODIFICATION");
522 if ( at->at_usage != LDAP_SCHEMA_USER_APPLICATIONS ) {
523 print_literal(ss,"USAGE");
525 switch (at->at_usage) {
526 case LDAP_SCHEMA_DIRECTORY_OPERATION:
527 print_literal(ss,"directoryOperation");
529 case LDAP_SCHEMA_DISTRIBUTED_OPERATION:
530 print_literal(ss,"distributedOperation");
532 case LDAP_SCHEMA_DSA_OPERATION:
533 print_literal(ss,"dSAOperation");
536 print_literal(ss,"UNKNOWN");
543 print_extensions(ss, at->at_extensions);
545 print_literal(ss,/*(*/")");
547 retstring = LDAP_STRDUP(safe_string_val(ss));
548 safe_string_free(ss);
553 * Now come the parsers. There is one parser for each entity type:
554 * objectclasses, attributetypes, etc.
556 * Each of them is written as a recursive-descent parser, except that
557 * none of them is really recursive. But the idea is kept: there
558 * is one routine per non-terminal that eithers gobbles lexical tokens
559 * or calls lower-level routines, etc.
561 * The scanner is implemented in the routine get_token. Actually,
562 * get_token is more than a scanner and will return tokens that are
563 * in fact non-terminals in the grammar. So you can see the whole
564 * approach as the combination of a low-level bottom-up recognizer
565 * combined with a scanner and a number of top-down parsers. Or just
566 * consider that the real grammars recognized by the parsers are not
567 * those of the standards. As a matter of fact, our parsers are more
568 * liberal than the spec when there is no ambiguity.
570 * The difference is pretty academic (modulo bugs or incorrect
571 * interpretation of the specs).
574 #define TK_NOENDQUOTE -2
575 #define TK_OUTOFMEM -1
577 #define TK_UNEXPCHAR 1
578 #define TK_BAREWORD 2
579 #define TK_QDSTRING 3
580 #define TK_LEFTPAREN 4
581 #define TK_RIGHTPAREN 5
583 #define TK_QDESCR TK_QDSTRING
591 get_token(const char ** sp, char ** token_val)
609 kind = TK_RIGHTPAREN;
620 while ( **sp != '\'' && **sp != '\0' )
622 if ( **sp == '\'' ) {
624 res = LDAP_MALLOC(q-p+1);
634 kind = TK_NOENDQUOTE;
640 while ( !isspace(**sp) &&
648 res = LDAP_MALLOC(q-p+1);
657 /* kind = TK_UNEXPCHAR; */
664 /* Gobble optional whitespace */
666 parse_whsp(const char **sp)
668 while (isspace(**sp))
673 * General note for all parsers: to guarantee the algorithm halts they
674 * must always advance the pointer even when an error is found. For
675 * this one is not that important since an error here is fatal at the
676 * upper layers, but it is a simple strategy that will not get in
680 /* Parse a sequence of dot-separated decimal strings */
682 parse_numericoid(const char **sp, int *code, const int flags)
685 const char * start = *sp;
689 /* Netscape puts the SYNTAX value in quotes (incorrectly) */
690 if ( flags & LDAP_SCHEMA_ALLOW_QUOTED && **sp == '\'' ) {
695 /* Each iteration of this loop gets one decimal string */
697 if ( !isdigit(**sp) ) {
699 * Initial char is not a digit or char after dot is
702 *code = LDAP_SCHERR_NODIGIT;
706 while ( isdigit(**sp) )
710 /* Otherwise, gobble the dot and loop again */
713 /* Now *sp points at the char past the numericoid. Perfect. */
715 res = LDAP_MALLOC(len+1);
717 *code = LDAP_SCHERR_OUTOFMEM;
720 strncpy(res,start,len);
722 if ( flags & LDAP_SCHEMA_ALLOW_QUOTED && quoted ) {
723 if ( **sp == '\'' ) {
726 *code = LDAP_SCHERR_UNEXPTOKEN;
734 /* Parse a qdescr or a list of them enclosed in () */
736 parse_qdescrs(const char **sp, int *code)
746 kind = get_token(sp,&sval);
747 if ( kind == TK_LEFTPAREN ) {
748 /* Let's presume there will be at least 2 entries */
750 res = LDAP_CALLOC(3,sizeof(char *));
752 *code = LDAP_SCHERR_OUTOFMEM;
758 kind = get_token(sp,&sval);
759 if ( kind == TK_RIGHTPAREN )
761 if ( kind == TK_QDESCR ) {
762 if ( pos == size-2 ) {
764 res1 = LDAP_REALLOC(res,size*sizeof(char *));
768 *code = LDAP_SCHERR_OUTOFMEM;
779 *code = LDAP_SCHERR_UNEXPTOKEN;
786 } else if ( kind == TK_QDESCR ) {
787 res = LDAP_CALLOC(2,sizeof(char *));
789 *code = LDAP_SCHERR_OUTOFMEM;
798 *code = LDAP_SCHERR_BADNAME;
805 parse_woid(const char **sp, int *code)
811 kind = get_token(sp, &sval);
812 if ( kind != TK_BAREWORD ) {
814 *code = LDAP_SCHERR_UNEXPTOKEN;
821 /* Parse a noidlen */
823 parse_noidlen(const char **sp, int *code, int *len, int allow_quoted)
829 /* Netscape puts the SYNTAX value in quotes (incorrectly) */
830 if ( allow_quoted && **sp == '\'' ) {
834 sval = parse_numericoid(sp, code, 0);
838 if ( **sp == '{' /*}*/ ) {
841 while ( isdigit(**sp) )
843 if ( **sp != /*{*/ '}' ) {
844 *code = LDAP_SCHERR_UNEXPTOKEN;
850 if ( allow_quoted && quoted ) {
851 if ( **sp == '\'' ) {
854 *code = LDAP_SCHERR_UNEXPTOKEN;
863 * Next routine will accept a qdstring in place of an oid if
864 * allow_quoted is set. This is necessary to interoperate with
865 * Netscape Directory server that will improperly quote each oid (at
866 * least those of the descr kind) in the SUP clause.
869 /* Parse a woid or a $-separated list of them enclosed in () */
871 parse_oids(const char **sp, int *code, const int allow_quoted)
881 * Strictly speaking, doing this here accepts whsp before the
882 * ( at the begining of an oidlist, but this is harmless. Also,
883 * we are very liberal in what we accept as an OID. Maybe
887 kind = get_token(sp,&sval);
888 if ( kind == TK_LEFTPAREN ) {
889 /* Let's presume there will be at least 2 entries */
891 res = LDAP_CALLOC(3,sizeof(char *));
893 *code = LDAP_SCHERR_OUTOFMEM;
898 kind = get_token(sp,&sval);
899 if ( kind == TK_BAREWORD ||
900 ( allow_quoted && kind == TK_QDSTRING ) ) {
904 *code = LDAP_SCHERR_UNEXPTOKEN;
911 kind = get_token(sp,&sval);
912 if ( kind == TK_RIGHTPAREN )
914 if ( kind == TK_DOLLAR ) {
916 kind = get_token(sp,&sval);
917 if ( kind == TK_BAREWORD ||
919 kind == TK_QDSTRING ) ) {
920 if ( pos == size-2 ) {
922 res1 = LDAP_REALLOC(res,size*sizeof(char *));
926 *code = LDAP_SCHERR_OUTOFMEM;
934 *code = LDAP_SCHERR_UNEXPTOKEN;
941 *code = LDAP_SCHERR_UNEXPTOKEN;
950 } else if ( kind == TK_BAREWORD ||
951 ( allow_quoted && kind == TK_QDSTRING ) ) {
952 res = LDAP_CALLOC(2,sizeof(char *));
955 *code = LDAP_SCHERR_OUTOFMEM;
964 *code = LDAP_SCHERR_BADNAME;
970 add_extension(LDAP_SCHEMA_EXTENSION_ITEM ***extensions,
971 char * name, char ** values)
974 LDAP_SCHEMA_EXTENSION_ITEM **tmp, *ext;
976 ext = LDAP_CALLOC(1, sizeof(LDAP_SCHEMA_EXTENSION_ITEM));
979 ext->lsei_name = name;
980 ext->lsei_values = values;
982 if ( !*extensions ) {
984 LDAP_CALLOC(2, sizeof(LDAP_SCHEMA_EXTENSION_ITEM *));
989 for ( n=0; (*extensions)[n] != NULL; n++ )
991 tmp = LDAP_REALLOC(*extensions,
992 (n+2)*sizeof(LDAP_SCHEMA_EXTENSION_ITEM *));
997 (*extensions)[n] = ext;
998 (*extensions)[n+1] = NULL;
1003 free_extensions(LDAP_SCHEMA_EXTENSION_ITEM **extensions)
1005 LDAP_SCHEMA_EXTENSION_ITEM **ext;
1008 for ( ext = extensions; *ext != NULL; ext++ ) {
1009 LDAP_FREE((*ext)->lsei_name);
1010 LDAP_VFREE((*ext)->lsei_values);
1013 LDAP_FREE(extensions);
1018 ldap_syntax_free( LDAP_SYNTAX * syn )
1020 LDAP_FREE(syn->syn_oid);
1021 LDAP_FREE(syn->syn_desc);
1022 free_extensions(syn->syn_extensions);
1027 ldap_str2syntax( const char * s, int * code, const char ** errp, const int flags )
1030 const char * ss = s;
1038 *code = LDAP_SCHERR_EMPTY;
1044 syn = LDAP_CALLOC(1,sizeof(LDAP_SYNTAX));
1047 *code = LDAP_SCHERR_OUTOFMEM;
1051 kind = get_token(&ss,&sval);
1052 if ( kind != TK_LEFTPAREN ) {
1054 *code = LDAP_SCHERR_NOLEFTPAREN;
1055 ldap_syntax_free(syn);
1060 syn->syn_oid = parse_numericoid(&ss,code,0);
1061 if ( !syn->syn_oid ) {
1063 ldap_syntax_free(syn);
1069 * Beyond this point we will be liberal and accept the items
1073 kind = get_token(&ss,&sval);
1076 *code = LDAP_SCHERR_NORIGHTPAREN;
1078 ldap_syntax_free(syn);
1083 if ( !strcmp(sval,"NAME") ) {
1086 *code = LDAP_SCHERR_DUPOPT;
1088 ldap_syntax_free(syn);
1092 syn->syn_names = parse_qdescrs(&ss,code);
1093 if ( !syn->syn_names ) {
1094 if ( *code != LDAP_SCHERR_OUTOFMEM )
1095 *code = LDAP_SCHERR_BADNAME;
1097 ldap_syntax_free(syn);
1100 } else if ( !strcmp(sval,"DESC") ) {
1103 *code = LDAP_SCHERR_DUPOPT;
1105 ldap_syntax_free(syn);
1110 kind = get_token(&ss,&sval);
1111 if ( kind != TK_QDSTRING ) {
1112 *code = LDAP_SCHERR_UNEXPTOKEN;
1115 ldap_syntax_free(syn);
1118 syn->syn_desc = sval;
1120 } else if ( sval[0] == 'X' && sval[1] == '-' ) {
1121 /* Should be parse_qdstrings */
1122 ext_vals = parse_qdescrs(&ss, code);
1125 ldap_syntax_free(syn);
1128 if ( add_extension(&syn->syn_extensions,
1130 *code = LDAP_SCHERR_OUTOFMEM;
1133 ldap_syntax_free(syn);
1137 *code = LDAP_SCHERR_UNEXPTOKEN;
1140 ldap_syntax_free(syn);
1145 *code = LDAP_SCHERR_UNEXPTOKEN;
1148 ldap_syntax_free(syn);
1155 ldap_matchingrule_free( LDAP_MATCHING_RULE * mr )
1157 LDAP_FREE(mr->mr_oid);
1158 LDAP_VFREE(mr->mr_names);
1159 LDAP_FREE(mr->mr_desc);
1160 LDAP_FREE(mr->mr_syntax_oid);
1161 free_extensions(mr->mr_extensions);
1165 LDAP_MATCHING_RULE *
1166 ldap_str2matchingrule( const char * s, int * code, const char ** errp, const int flags )
1169 const char * ss = s;
1173 int seen_obsolete = 0;
1174 int seen_syntax = 0;
1175 LDAP_MATCHING_RULE * mr;
1177 const char * savepos;
1180 *code = LDAP_SCHERR_EMPTY;
1186 mr = LDAP_CALLOC(1,sizeof(LDAP_MATCHING_RULE));
1189 *code = LDAP_SCHERR_OUTOFMEM;
1193 kind = get_token(&ss,&sval);
1194 if ( kind != TK_LEFTPAREN ) {
1195 *code = LDAP_SCHERR_NOLEFTPAREN;
1197 ldap_matchingrule_free(mr);
1203 mr->mr_oid = parse_numericoid(&ss,code,flags);
1204 if ( !mr->mr_oid ) {
1205 if ( flags & LDAP_SCHEMA_ALLOW_NO_OID ) {
1208 kind = get_token(&ss,&sval);
1209 if ( kind == TK_BAREWORD ) {
1210 if ( !strcmp(sval, "NAME") ||
1211 !strcmp(sval, "DESC") ||
1212 !strcmp(sval, "OBSOLETE") ||
1213 !strcmp(sval, "SYNTAX") ||
1214 !strncmp(sval, "X-", 2) ) {
1215 /* Missing OID, backtrack */
1218 /* Non-numerical OID, ignore */
1224 ldap_matchingrule_free(mr);
1231 * Beyond this point we will be liberal and accept the items
1235 kind = get_token(&ss,&sval);
1238 *code = LDAP_SCHERR_NORIGHTPAREN;
1240 ldap_matchingrule_free(mr);
1245 if ( !strcmp(sval,"NAME") ) {
1248 *code = LDAP_SCHERR_DUPOPT;
1250 ldap_matchingrule_free(mr);
1254 mr->mr_names = parse_qdescrs(&ss,code);
1255 if ( !mr->mr_names ) {
1256 if ( *code != LDAP_SCHERR_OUTOFMEM )
1257 *code = LDAP_SCHERR_BADNAME;
1259 ldap_matchingrule_free(mr);
1262 } else if ( !strcmp(sval,"DESC") ) {
1265 *code = LDAP_SCHERR_DUPOPT;
1267 ldap_matchingrule_free(mr);
1272 kind = get_token(&ss,&sval);
1273 if ( kind != TK_QDSTRING ) {
1274 *code = LDAP_SCHERR_UNEXPTOKEN;
1277 ldap_matchingrule_free(mr);
1282 } else if ( !strcmp(sval,"OBSOLETE") ) {
1284 if ( seen_obsolete ) {
1285 *code = LDAP_SCHERR_DUPOPT;
1287 ldap_matchingrule_free(mr);
1291 mr->mr_obsolete = LDAP_SCHEMA_YES;
1293 } else if ( !strcmp(sval,"SYNTAX") ) {
1295 if ( seen_syntax ) {
1296 *code = LDAP_SCHERR_DUPOPT;
1298 ldap_matchingrule_free(mr);
1304 parse_numericoid(&ss,code,flags);
1305 if ( !mr->mr_syntax_oid ) {
1307 ldap_matchingrule_free(mr);
1311 } else if ( sval[0] == 'X' && sval[1] == '-' ) {
1312 /* Should be parse_qdstrings */
1313 ext_vals = parse_qdescrs(&ss, code);
1316 ldap_matchingrule_free(mr);
1319 if ( add_extension(&mr->mr_extensions,
1321 *code = LDAP_SCHERR_OUTOFMEM;
1324 ldap_matchingrule_free(mr);
1328 *code = LDAP_SCHERR_UNEXPTOKEN;
1331 ldap_matchingrule_free(mr);
1336 *code = LDAP_SCHERR_UNEXPTOKEN;
1339 ldap_matchingrule_free(mr);
1346 ldap_attributetype_free(LDAP_ATTRIBUTE_TYPE * at)
1348 LDAP_FREE(at->at_oid);
1349 LDAP_VFREE(at->at_names);
1350 LDAP_FREE(at->at_desc);
1351 LDAP_FREE(at->at_sup_oid);
1352 LDAP_FREE(at->at_equality_oid);
1353 LDAP_FREE(at->at_ordering_oid);
1354 LDAP_FREE(at->at_substr_oid);
1355 LDAP_FREE(at->at_syntax_oid);
1356 free_extensions(at->at_extensions);
1360 LDAP_ATTRIBUTE_TYPE *
1361 ldap_str2attributetype( const char * s, int * code, const char ** errp, const int flags )
1364 const char * ss = s;
1368 int seen_obsolete = 0;
1370 int seen_equality = 0;
1371 int seen_ordering = 0;
1372 int seen_substr = 0;
1373 int seen_syntax = 0;
1375 LDAP_ATTRIBUTE_TYPE * at;
1377 const char * savepos;
1380 *code = LDAP_SCHERR_EMPTY;
1386 at = LDAP_CALLOC(1,sizeof(LDAP_ATTRIBUTE_TYPE));
1389 *code = LDAP_SCHERR_OUTOFMEM;
1393 kind = get_token(&ss,&sval);
1394 if ( kind != TK_LEFTPAREN ) {
1395 *code = LDAP_SCHERR_NOLEFTPAREN;
1397 ldap_attributetype_free(at);
1402 * Definitions MUST begin with an OID in the numericoid format.
1403 * However, this routine is used by clients to parse the response
1404 * from servers and very well known servers will provide an OID
1405 * in the wrong format or even no OID at all. We do our best to
1406 * extract info from those servers.
1410 at->at_oid = parse_numericoid(&ss,code,0);
1411 if ( !at->at_oid ) {
1412 if ( flags & LDAP_SCHEMA_ALLOW_NO_OID ) {
1415 kind = get_token(&ss,&sval);
1416 if ( kind == TK_BAREWORD ) {
1417 if ( !strcmp(sval, "NAME") ||
1418 !strcmp(sval, "DESC") ||
1419 !strcmp(sval, "OBSOLETE") ||
1420 !strcmp(sval, "SUP") ||
1421 !strcmp(sval, "EQUALITY") ||
1422 !strcmp(sval, "ORDERING") ||
1423 !strcmp(sval, "SUBSTR") ||
1424 !strcmp(sval, "SYNTAX") ||
1425 !strcmp(sval, "SINGLE-VALUE") ||
1426 !strcmp(sval, "COLLECTIVE") ||
1427 !strcmp(sval, "NO-USER-MODIFICATION") ||
1428 !strcmp(sval, "USAGE") ||
1429 !strncmp(sval, "X-", 2) ) {
1430 /* Missing OID, backtrack */
1433 /* Non-numerical OID, ignore */
1439 ldap_attributetype_free(at);
1446 * Beyond this point we will be liberal and accept the items
1450 kind = get_token(&ss,&sval);
1453 *code = LDAP_SCHERR_NORIGHTPAREN;
1455 ldap_attributetype_free(at);
1460 if ( !strcmp(sval,"NAME") ) {
1463 *code = LDAP_SCHERR_DUPOPT;
1465 ldap_attributetype_free(at);
1469 at->at_names = parse_qdescrs(&ss,code);
1470 if ( !at->at_names ) {
1471 if ( *code != LDAP_SCHERR_OUTOFMEM )
1472 *code = LDAP_SCHERR_BADNAME;
1474 ldap_attributetype_free(at);
1477 } else if ( !strcmp(sval,"DESC") ) {
1480 *code = LDAP_SCHERR_DUPOPT;
1482 ldap_attributetype_free(at);
1487 kind = get_token(&ss,&sval);
1488 if ( kind != TK_QDSTRING ) {
1489 *code = LDAP_SCHERR_UNEXPTOKEN;
1492 ldap_attributetype_free(at);
1497 } else if ( !strcmp(sval,"OBSOLETE") ) {
1499 if ( seen_obsolete ) {
1500 *code = LDAP_SCHERR_DUPOPT;
1502 ldap_attributetype_free(at);
1506 at->at_obsolete = LDAP_SCHEMA_YES;
1508 } else if ( !strcmp(sval,"SUP") ) {
1511 *code = LDAP_SCHERR_DUPOPT;
1513 ldap_attributetype_free(at);
1517 at->at_sup_oid = parse_woid(&ss,code);
1518 if ( !at->at_sup_oid ) {
1520 ldap_attributetype_free(at);
1523 } else if ( !strcmp(sval,"EQUALITY") ) {
1525 if ( seen_equality ) {
1526 *code = LDAP_SCHERR_DUPOPT;
1528 ldap_attributetype_free(at);
1532 at->at_equality_oid = parse_woid(&ss,code);
1533 if ( !at->at_equality_oid ) {
1535 ldap_attributetype_free(at);
1538 } else if ( !strcmp(sval,"ORDERING") ) {
1540 if ( seen_ordering ) {
1541 *code = LDAP_SCHERR_DUPOPT;
1543 ldap_attributetype_free(at);
1547 at->at_ordering_oid = parse_woid(&ss,code);
1548 if ( !at->at_ordering_oid ) {
1550 ldap_attributetype_free(at);
1553 } else if ( !strcmp(sval,"SUBSTR") ) {
1555 if ( seen_substr ) {
1556 *code = LDAP_SCHERR_DUPOPT;
1558 ldap_attributetype_free(at);
1562 at->at_substr_oid = parse_woid(&ss,code);
1563 if ( !at->at_substr_oid ) {
1565 ldap_attributetype_free(at);
1568 } else if ( !strcmp(sval,"SYNTAX") ) {
1570 if ( seen_syntax ) {
1571 *code = LDAP_SCHERR_DUPOPT;
1573 ldap_attributetype_free(at);
1583 if ( !at->at_syntax_oid ) {
1585 ldap_attributetype_free(at);
1589 } else if ( !strcmp(sval,"SINGLE-VALUE") ) {
1591 if ( at->at_single_value ) {
1592 *code = LDAP_SCHERR_DUPOPT;
1594 ldap_attributetype_free(at);
1597 at->at_single_value = LDAP_SCHEMA_YES;
1599 } else if ( !strcmp(sval,"COLLECTIVE") ) {
1601 if ( at->at_collective ) {
1602 *code = LDAP_SCHERR_DUPOPT;
1604 ldap_attributetype_free(at);
1607 at->at_collective = LDAP_SCHEMA_YES;
1609 } else if ( !strcmp(sval,"NO-USER-MODIFICATION") ) {
1611 if ( at->at_no_user_mod ) {
1612 *code = LDAP_SCHERR_DUPOPT;
1614 ldap_attributetype_free(at);
1617 at->at_no_user_mod = LDAP_SCHEMA_YES;
1619 } else if ( !strcmp(sval,"USAGE") ) {
1622 *code = LDAP_SCHERR_DUPOPT;
1624 ldap_attributetype_free(at);
1629 kind = get_token(&ss,&sval);
1630 if ( kind != TK_BAREWORD ) {
1631 *code = LDAP_SCHERR_UNEXPTOKEN;
1634 ldap_attributetype_free(at);
1637 if ( !strcasecmp(sval,"userApplications") )
1639 LDAP_SCHEMA_USER_APPLICATIONS;
1640 else if ( !strcasecmp(sval,"directoryOperation") )
1642 LDAP_SCHEMA_DIRECTORY_OPERATION;
1643 else if ( !strcasecmp(sval,"distributedOperation") )
1645 LDAP_SCHEMA_DISTRIBUTED_OPERATION;
1646 else if ( !strcasecmp(sval,"dSAOperation") )
1648 LDAP_SCHEMA_DSA_OPERATION;
1650 *code = LDAP_SCHERR_UNEXPTOKEN;
1653 ldap_attributetype_free(at);
1658 } else if ( sval[0] == 'X' && sval[1] == '-' ) {
1659 /* Should be parse_qdstrings */
1660 ext_vals = parse_qdescrs(&ss, code);
1663 ldap_attributetype_free(at);
1666 if ( add_extension(&at->at_extensions,
1668 *code = LDAP_SCHERR_OUTOFMEM;
1671 ldap_attributetype_free(at);
1675 *code = LDAP_SCHERR_UNEXPTOKEN;
1678 ldap_attributetype_free(at);
1683 *code = LDAP_SCHERR_UNEXPTOKEN;
1686 ldap_attributetype_free(at);
1693 ldap_objectclass_free(LDAP_OBJECT_CLASS * oc)
1695 LDAP_FREE(oc->oc_oid);
1696 LDAP_VFREE(oc->oc_names);
1697 LDAP_FREE(oc->oc_desc);
1698 LDAP_VFREE(oc->oc_sup_oids);
1699 LDAP_VFREE(oc->oc_at_oids_must);
1700 LDAP_VFREE(oc->oc_at_oids_may);
1701 free_extensions(oc->oc_extensions);
1706 ldap_str2objectclass( const char * s, int * code, const char ** errp, const int flags )
1709 const char * ss = s;
1713 int seen_obsolete = 0;
1718 LDAP_OBJECT_CLASS * oc;
1720 const char * savepos;
1723 *code = LDAP_SCHERR_EMPTY;
1729 oc = LDAP_CALLOC(1,sizeof(LDAP_OBJECT_CLASS));
1732 *code = LDAP_SCHERR_OUTOFMEM;
1736 kind = get_token(&ss,&sval);
1737 if ( kind != TK_LEFTPAREN ) {
1738 *code = LDAP_SCHERR_NOLEFTPAREN;
1740 ldap_objectclass_free(oc);
1745 * Definitions MUST begin with an OID in the numericoid format.
1746 * However, this routine is used by clients to parse the response
1747 * from servers and very well known servers will provide an OID
1748 * in the wrong format or even no OID at all. We do our best to
1749 * extract info from those servers.
1753 oc->oc_oid = parse_numericoid(&ss,code,0);
1754 if ( !oc->oc_oid ) {
1755 if ( flags & LDAP_SCHEMA_ALLOW_ALL ) {
1758 kind = get_token(&ss,&sval);
1759 if ( kind == TK_BAREWORD ) {
1760 if ( !strcmp(sval, "NAME") ||
1761 !strcmp(sval, "DESC") ||
1762 !strcmp(sval, "OBSOLETE") ||
1763 !strcmp(sval, "SUP") ||
1764 !strcmp(sval, "ABSTRACT") ||
1765 !strcmp(sval, "STRUCTURAL") ||
1766 !strcmp(sval, "AUXILIARY") ||
1767 !strcmp(sval, "MUST") ||
1768 !strncmp(sval, "X-", 2) ) {
1769 /* Missing OID, backtrack */
1772 /* Non-numerical OID, ignore */
1778 ldap_objectclass_free(oc);
1785 * Beyond this point we will be liberal an accept the items
1789 kind = get_token(&ss,&sval);
1792 *code = LDAP_SCHERR_NORIGHTPAREN;
1794 ldap_objectclass_free(oc);
1799 if ( !strcmp(sval,"NAME") ) {
1802 *code = LDAP_SCHERR_DUPOPT;
1804 ldap_objectclass_free(oc);
1808 oc->oc_names = parse_qdescrs(&ss,code);
1809 if ( !oc->oc_names ) {
1810 if ( *code != LDAP_SCHERR_OUTOFMEM )
1811 *code = LDAP_SCHERR_BADNAME;
1813 ldap_objectclass_free(oc);
1816 } else if ( !strcmp(sval,"DESC") ) {
1819 *code = LDAP_SCHERR_DUPOPT;
1821 ldap_objectclass_free(oc);
1826 kind = get_token(&ss,&sval);
1827 if ( kind != TK_QDSTRING ) {
1828 *code = LDAP_SCHERR_UNEXPTOKEN;
1831 ldap_objectclass_free(oc);
1836 } else if ( !strcmp(sval,"OBSOLETE") ) {
1838 if ( seen_obsolete ) {
1839 *code = LDAP_SCHERR_DUPOPT;
1841 ldap_objectclass_free(oc);
1845 oc->oc_obsolete = LDAP_SCHEMA_YES;
1847 } else if ( !strcmp(sval,"SUP") ) {
1850 *code = LDAP_SCHERR_DUPOPT;
1852 ldap_objectclass_free(oc);
1856 oc->oc_sup_oids = parse_oids(&ss,
1859 if ( !oc->oc_sup_oids ) {
1861 ldap_objectclass_free(oc);
1864 } else if ( !strcmp(sval,"ABSTRACT") ) {
1867 *code = LDAP_SCHERR_DUPOPT;
1869 ldap_objectclass_free(oc);
1873 oc->oc_kind = LDAP_SCHEMA_ABSTRACT;
1875 } else if ( !strcmp(sval,"STRUCTURAL") ) {
1878 *code = LDAP_SCHERR_DUPOPT;
1880 ldap_objectclass_free(oc);
1884 oc->oc_kind = LDAP_SCHEMA_STRUCTURAL;
1886 } else if ( !strcmp(sval,"AUXILIARY") ) {
1889 *code = LDAP_SCHERR_DUPOPT;
1891 ldap_objectclass_free(oc);
1895 oc->oc_kind = LDAP_SCHEMA_AUXILIARY;
1897 } else if ( !strcmp(sval,"MUST") ) {
1900 *code = LDAP_SCHERR_DUPOPT;
1902 ldap_objectclass_free(oc);
1906 oc->oc_at_oids_must = parse_oids(&ss,code,0);
1907 if ( !oc->oc_at_oids_must ) {
1909 ldap_objectclass_free(oc);
1913 } else if ( !strcmp(sval,"MAY") ) {
1916 *code = LDAP_SCHERR_DUPOPT;
1918 ldap_objectclass_free(oc);
1922 oc->oc_at_oids_may = parse_oids(&ss,code,0);
1923 if ( !oc->oc_at_oids_may ) {
1925 ldap_objectclass_free(oc);
1929 } else if ( sval[0] == 'X' && sval[1] == '-' ) {
1930 /* Should be parse_qdstrings */
1931 ext_vals = parse_qdescrs(&ss, code);
1934 ldap_objectclass_free(oc);
1937 if ( add_extension(&oc->oc_extensions,
1939 *code = LDAP_SCHERR_OUTOFMEM;
1942 ldap_objectclass_free(oc);
1946 *code = LDAP_SCHERR_UNEXPTOKEN;
1949 ldap_objectclass_free(oc);
1954 *code = LDAP_SCHERR_UNEXPTOKEN;
1957 ldap_objectclass_free(oc);
1963 static char *const err2text[] = {
1967 "Missing opening parenthesis",
1968 "Missing closing parenthesis",
1974 "Unexpected end of data"
1978 ldap_scherr2str(int code)
1980 if ( code < 0 || code >= (sizeof(err2text)/sizeof(char *)) ) {
1981 return "Unknown error";
1983 return err2text[code];