git.sur5r.net Git - openldap/blob - servers/slapd/back-sql/schema-map.c

   1 /* $OpenLDAP$ */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 1999-2003 The OpenLDAP Foundation.
   5  * Portions Copyright 1999 Dmitry Kovalev.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted only as authorized by the OpenLDAP
  10  * Public License.
  11  *
  12  * A copy of this license is available in the file LICENSE in the
  13  * top-level directory of the distribution or, alternatively, at
  14  * <http://www.OpenLDAP.org/license.html>.
  15  */
  16 /* ACKNOWLEDGEMENTS:
  17  * This work was initially developed by Dmitry Kovalev for inclusion
  18  * by OpenLDAP Software.
  19  */
  20
  21 #include "portable.h"
  22
  23 #ifdef SLAPD_SQL
  24
  25 #include <stdio.h>
  26 #include <sys/types.h>
  27 #include "ac/string.h"
  28 #include "slap.h"
  29 #include "lber_pvt.h"
  30 #include "ldap_pvt.h"
  31 #include "back-sql.h"
  32 #include "sql-wrap.h"
  33 #include "schema-map.h"
  34 #include "util.h"
  35
  36 /*
  37  * Uses the pointer to the ObjectClass structure
  38  */
  39 static int
  40 backsql_cmp_oc( const void *v_m1, const void *v_m2 )
  41 {
  42         const backsql_oc_map_rec *m1 = v_m1, *m2 = v_m2;
  43         return SLAP_PTRCMP( m1->oc, m2->oc );
  44 }
  45
  46 static int
  47 backsql_cmp_oc_id( const void *v_m1, const void *v_m2 )
  48 {
  49         const backsql_oc_map_rec *m1 = v_m1, *m2 = v_m2;
  50         return ( m1->id < m2->id ? -1 : ( m1->id > m2->id ? 1 : 0 ) );
  51 }
  52
  53 /*
  54  * Uses the pointer to the AttributeDescription structure
  55  */
  56 static int
  57 backsql_cmp_attr( const void *v_m1, const void *v_m2 )
  58 {
  59         const backsql_at_map_rec *m1 = v_m1, *m2 = v_m2;
  60         return SLAP_PTRCMP( m1->ad, m2->ad );
  61 }
  62
  63 static int
  64 backsql_make_attr_query(
  65         backsql_oc_map_rec      *oc_map,
  66         backsql_at_map_rec      *at_map )
  67 {
  68         struct berbuf   bb = BB_NULL;
  69
  70         backsql_strfcat( &bb, "lblblblbcbl",
  71                         (ber_len_t)sizeof( "SELECT " ) - 1, "SELECT ",
  72                         &at_map->sel_expr,
  73                         (ber_len_t)sizeof( " AS " ) - 1, " AS ",
  74                         &at_map->ad->ad_cname,
  75                         (ber_len_t)sizeof( " FROM " ) - 1, " FROM ",
  76                         &at_map->from_tbls,
  77                         (ber_len_t)sizeof( " WHERE " ) - 1, " WHERE ",
  78                         &oc_map->keytbl,
  79                         '.',
  80                         &oc_map->keycol,
  81                         (ber_len_t)sizeof( "=?" ) - 1, "=?" );
  82
  83         if ( at_map->join_where.bv_val != NULL ) {
  84                 backsql_strfcat( &bb, "lb",
  85                                 (ber_len_t)sizeof( " AND ") - 1, " AND ",
  86                                 &at_map->join_where );
  87         }
  88
  89         at_map->query = bb.bb_val.bv_val;
  90
  91         return 0;
  92 }
  93
  94 static int
  95 backsql_add_sysmaps( backsql_oc_map_rec *oc_map )
  96 {
  97         backsql_at_map_rec      *at_map;
  98         char                    s[] = "+9223372036854775807L";
  99         ber_len_t               slen;
 100         struct berbuf           bb;
 101
 102
 103         snprintf( s, sizeof( s ), "%ld", oc_map->id );
 104         slen = strlen( s );
 105
 106         at_map = (backsql_at_map_rec *)ch_calloc(1,
 107                         sizeof( backsql_at_map_rec ) );
 108         at_map->ad = slap_schema.si_ad_objectClass;
 109         ber_str2bv( "ldap_entry_objclasses.oc_name", 0, 1, &at_map->sel_expr );
 110         ber_str2bv( "ldap_entry_objclasses,ldap_entries", 0, 1,
 111                         &at_map->from_tbls );
 112
 113         bb.bb_len = at_map->from_tbls.bv_len + 1;
 114         bb.bb_val = at_map->from_tbls;
 115         backsql_merge_from_clause( &bb, &oc_map->keytbl );
 116         at_map->from_tbls = bb.bb_val;
 117
 118         bb.bb_val.bv_val = NULL;
 119         bb.bb_val.bv_len = 0;
 120         bb.bb_len = 0;
 121         backsql_strfcat( &bb, "lbcbll",
 122                         (ber_len_t)sizeof( "ldap_entries.id=ldap_entry_objclasses.entry_id and ldap_entries.keyval=" ) - 1,
 123                                 "ldap_entries.id=ldap_entry_objclasses.entry_id and ldap_entries.keyval=",
 124                         &oc_map->keytbl,
 125                         '.',
 126                         &oc_map->keycol,
 127                         (ber_len_t)sizeof( " and ldap_entries.oc_map_id=" ) - 1,
 128                                 " and ldap_entries.oc_map_id=",
 129                         slen, s );
 130
 131         at_map->join_where = bb.bb_val;
 132         at_map->add_proc = NULL;
 133         at_map->delete_proc = NULL;
 134         at_map->param_order = 0;
 135         at_map->expect_return = 0;
 136
 137         backsql_make_attr_query( oc_map, at_map );
 138         avl_insert( &oc_map->attrs, at_map, backsql_cmp_attr, NULL );
 139
 140         at_map = (backsql_at_map_rec *)ch_calloc( 1,
 141                         sizeof( backsql_at_map_rec ) );
 142         at_map->ad = slap_schema.si_ad_ref;
 143         ber_str2bv( "ldap_referrals.url", 0, 1, &at_map->sel_expr );
 144         ber_str2bv( "ldap_referrals,ldap_entries", 0, 1, &at_map->from_tbls );
 145
 146         bb.bb_val.bv_val = NULL;
 147         bb.bb_val.bv_len = 0;
 148         bb.bb_len = at_map->from_tbls.bv_len + 1;
 149         backsql_merge_from_clause( &bb, &oc_map->keytbl );
 150         at_map->from_tbls = bb.bb_val;
 151
 152         bb.bb_val.bv_val = NULL;
 153         bb.bb_val.bv_len = 0;
 154         bb.bb_len = 0;
 155         backsql_strfcat( &bb, "lbcbll",
 156                         (ber_len_t)sizeof( "ldap_entries.id=ldap_referrals.entry_id and ldap_entries.keyval=" ) - 1,
 157                                 "ldap_entries.id=ldap_referrals.entry_id and ldap_entries.keyval=",
 158                         &oc_map->keytbl,
 159                         '.',
 160                         &oc_map->keycol,
 161                         (ber_len_t)sizeof( " and ldap_entries.oc_map_id=" ) - 1,
 162                                 " and ldap_entries.oc_map_id=",
 163                         slen, s );
 164
 165         at_map->join_where = bb.bb_val;
 166         at_map->add_proc = NULL;
 167         at_map->delete_proc = NULL;
 168         at_map->param_order = 0;
 169         at_map->expect_return = 0;
 170
 171         backsql_make_attr_query( oc_map, at_map );
 172         avl_insert( &oc_map->attrs, at_map, backsql_cmp_attr, NULL );
 173
 174         return 1;
 175 }
 176
 177 int
 178 backsql_load_schema_map( backsql_info *si, SQLHDBC dbh )
 179 {
 180         SQLHSTMT                oc_sth, at_sth;
 181         RETCODE                 rc;
 182         BACKSQL_ROW_NTS         oc_row, at_row;
 183         unsigned long           oc_id;
 184         backsql_oc_map_rec      *oc_map;
 185         backsql_at_map_rec      *at_map;
 186
 187         Debug( LDAP_DEBUG_TRACE, "==>load_schema_map()\n", 0, 0, 0 );
 188
 189         /*
 190          * TimesTen : See if the ldap_entries.dn_ru field exists in the schema
 191          */
 192         if ( !BACKSQL_DONTCHECK_LDAPINFO_DN_RU( si ) ) {
 193                 rc = backsql_Prepare( dbh, &oc_sth,
 194                                 backsql_check_dn_ru_query, 0 );
 195                 if ( rc == SQL_SUCCESS ) {
 196                         /* Yes, the field exists */
 197                         si->bsql_flags |= BSQLF_HAS_LDAPINFO_DN_RU;
 198                         Debug( LDAP_DEBUG_TRACE, "ldapinfo.dn_ru field exists "
 199                                 "in the schema\n", 0, 0, 0 );
 200                 } else {
 201                         /* No such field exists */
 202                         si->bsql_flags &= ~BSQLF_HAS_LDAPINFO_DN_RU;
 203                 }
 204
 205                 SQLFreeStmt( oc_sth, SQL_DROP );
 206         }
 207
 208
 209         rc = backsql_Prepare( dbh, &oc_sth, si->oc_query, 0 );
 210         if ( rc != SQL_SUCCESS ) {
 211                 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
 212                         "error preparing oc_query: '%s'\n",
 213                         si->oc_query, 0, 0 );
 214                 backsql_PrintErrors( si->db_env, dbh, oc_sth, rc );
 215                 return LDAP_OTHER;
 216         }
 217         Debug( LDAP_DEBUG_TRACE, "load_schema_map(): at_query '%s'\n",
 218                         si->at_query, 0, 0 );
 219
 220         rc = backsql_Prepare( dbh, &at_sth, si->at_query, 0 );
 221         if ( rc != SQL_SUCCESS ) {
 222                 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
 223                         "error preparing at_query: '%s'\n",
 224                         si->at_query, 0, 0 );
 225                 backsql_PrintErrors( si->db_env, dbh, at_sth, rc );
 226                 return LDAP_OTHER;
 227         }
 228
 229         rc = backsql_BindParamID( at_sth, 1, &oc_id );
 230         if ( rc != SQL_SUCCESS ) {
 231                 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
 232                         "error binding param for at_query: \n", 0, 0, 0 );
 233                 backsql_PrintErrors( si->db_env, dbh, at_sth, rc );
 234                 return LDAP_OTHER;
 235         }
 236
 237         rc = SQLExecute( oc_sth );
 238         if ( rc != SQL_SUCCESS ) {
 239                 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
 240                         "error executing oc_query: \n", 0, 0, 0 );
 241                 backsql_PrintErrors( si->db_env, dbh, oc_sth, rc );
 242                 return LDAP_OTHER;
 243         }
 244
 245         backsql_BindRowAsStrings( oc_sth, &oc_row );
 246         rc = SQLFetch( oc_sth );
 247         for ( ; BACKSQL_SUCCESS( rc ); rc = SQLFetch( oc_sth ) ) {
 248                 int     colnum;
 249
 250                 oc_map = (backsql_oc_map_rec *)ch_calloc( 1,
 251                                 sizeof( backsql_oc_map_rec ) );
 252
 253                 oc_map->id = strtol( oc_row.cols[ 0 ], NULL, 0 );
 254
 255                 oc_map->oc = oc_find( oc_row.cols[ 1 ] );
 256                 if ( oc_map->oc == NULL ) {
 257                         Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
 258                                 "objectClass '%s' is not defined in schema\n",
 259                                 oc_row.cols[ 1 ], 0, 0 );
 260                         return LDAP_OTHER;      /* undefined objectClass ? */
 261                 }
 262
 263                 ber_str2bv( oc_row.cols[ 2 ], 0, 1, &oc_map->keytbl );
 264                 ber_str2bv( oc_row.cols[ 3 ], 0, 1, &oc_map->keycol );
 265                 oc_map->create_proc = ( oc_row.value_len[ 4 ] < 0 ) ? NULL
 266                         : ch_strdup( oc_row.cols[ 4 ] );
 267
 268                 colnum = 5;
 269                 if ( BACKSQL_CREATE_NEEDS_SELECT( si ) ) {
 270                         colnum = 6;
 271                         oc_map->create_keyval = ( oc_row.value_len[ 5 ] < 0 )
 272                                 ? NULL : ch_strdup( oc_row.cols[ 5 ] );
 273                 }
 274                 oc_map->delete_proc = ( oc_row.value_len[ colnum ] < 0 ) ? NULL
 275                         : ch_strdup( oc_row.cols[ colnum ] );
 276                 oc_map->expect_return = strtol( oc_row.cols[ colnum + 1 ],
 277                                 NULL, 0 );
 278
 279                 /*
 280                  * FIXME: first attempt to check for offending
 281                  * instructions in {create|delete}_proc
 282                  */
 283
 284                 oc_map->attrs = NULL;
 285                 avl_insert( &si->oc_by_oc, oc_map, backsql_cmp_oc, NULL );
 286                 avl_insert( &si->oc_by_id, oc_map, backsql_cmp_oc_id, NULL );
 287                 oc_id = oc_map->id;
 288                 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
 289                         "objectClass '%s': keytbl='%s' keycol='%s'\n",
 290                         BACKSQL_OC_NAME( oc_map ),
 291                         oc_map->keytbl.bv_val, oc_map->keycol.bv_val );
 292                 if ( oc_map->create_proc ) {
 293                         Debug( LDAP_DEBUG_TRACE, "create_proc='%s'\n",
 294                                 oc_map->create_proc, 0, 0 );
 295                 }
 296                 if ( oc_map->create_keyval ) {
 297                         Debug( LDAP_DEBUG_TRACE, "create_keyval='%s'\n",
 298                                 oc_map->create_keyval, 0, 0 );
 299                 }
 300                 if ( oc_map->delete_proc ) {
 301                         Debug( LDAP_DEBUG_TRACE, "delete_proc='%s'\n",
 302                                 oc_map->delete_proc, 0, 0 );
 303                 }
 304                 Debug( LDAP_DEBUG_TRACE, "expect_return: "
 305                         "add=%d, del=%d; attributes:\n",
 306                         BACKSQL_IS_ADD( oc_map->expect_return ),
 307                         BACKSQL_IS_DEL( oc_map->expect_return ), 0 );
 308
 309                 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
 310                         "autoadding 'objectClass' and 'ref' mappings\n",
 311                         0, 0, 0 );
 312                 backsql_add_sysmaps( oc_map );
 313                 rc = SQLExecute( at_sth );
 314                 if ( rc != SQL_SUCCESS ) {
 315                         Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
 316                                 "error executing at_query: \n", 0, 0, 0 );
 317                         backsql_PrintErrors( SQL_NULL_HENV, dbh, at_sth, rc );
 318                         return LDAP_OTHER;
 319                 }
 320
 321                 backsql_BindRowAsStrings( at_sth, &at_row );
 322                 rc = SQLFetch( at_sth );
 323                 for ( ; BACKSQL_SUCCESS(rc); rc = SQLFetch( at_sth ) ) {
 324                         const char      *text = NULL;
 325                         struct berval   bv;
 326                         struct berbuf   bb = BB_NULL;
 327
 328                         Debug( LDAP_DEBUG_TRACE, "********'%s'\n",
 329                                 at_row.cols[ 0 ], 0, 0 );
 330                         Debug( LDAP_DEBUG_TRACE,
 331                                 "name='%s',sel_expr='%s' from='%s'",
 332                                 at_row.cols[ 0 ], at_row.cols[ 1 ],
 333                                 at_row.cols[ 2 ] );
 334                         Debug( LDAP_DEBUG_TRACE,
 335                                 "join_where='%s',add_proc='%s'",
 336                                 at_row.cols[ 3 ], at_row.cols[ 4 ], 0 );
 337                         Debug( LDAP_DEBUG_TRACE, "delete_proc='%s'\n",
 338                                         at_row.cols[ 5 ], 0, 0 );
 339                         /* TimesTen */
 340                         Debug( LDAP_DEBUG_TRACE, "sel_expr_u='%s'\n",
 341                                         at_row.cols[ 8 ], 0, 0 );
 342                         at_map = (backsql_at_map_rec *)ch_calloc( 1,
 343                                         sizeof( backsql_at_map_rec ) );
 344                         rc = slap_str2ad( at_row.cols[ 0 ],
 345                                         &at_map->ad, &text );
 346                         if ( rc != LDAP_SUCCESS ) {
 347                                 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
 348                                         "attribute '%s' for objectClass '%s' "
 349                                         "is not defined in schema: %s\n",
 350                                         at_row.cols[ 0 ],
 351                                         BACKSQL_OC_NAME( oc_map ), text );
 352                                 return LDAP_CONSTRAINT_VIOLATION;
 353                         }
 354
 355                         ber_str2bv( at_row.cols[ 1 ], 0, 1, &at_map->sel_expr );
 356                         if ( at_row.value_len[ 8 ] < 0 ) {
 357                                 at_map->sel_expr_u.bv_val = NULL;
 358                                 at_map->sel_expr_u.bv_len = 0;
 359                         } else {
 360                                 ber_str2bv( at_row.cols[ 8 ], 0, 1,
 361                                                 &at_map->sel_expr_u );
 362                         }
 363
 364                         ber_str2bv( at_row.cols[ 2 ], 0, 0, &bv );
 365                         backsql_merge_from_clause( &bb, &bv );
 366                         at_map->from_tbls = bb.bb_val;
 367                         if ( at_row.value_len[ 3 ] < 0 ) {
 368                                 at_map->join_where.bv_val = NULL;
 369                                 at_map->join_where.bv_len = 0;
 370                         } else {
 371                                 ber_str2bv( at_row.cols[ 3 ], 0, 1,
 372                                                 &at_map->join_where );
 373                         }
 374                         at_map->add_proc = NULL;
 375                         if ( at_row.value_len[ 4 ] > 0 ) {
 376                                 at_map->add_proc = ch_strdup( at_row.cols[4] );
 377                         }
 378                         at_map->delete_proc = NULL;
 379                         if ( at_row.value_len[ 5 ] > 0 ) {
 380                                 at_map->delete_proc
 381                                         = ch_strdup( at_row.cols[ 5 ] );
 382                         }
 383                         at_map->param_order = strtol( at_row.cols[ 6 ],
 384                                         NULL, 0 );
 385                         at_map->expect_return = strtol( at_row.cols[ 7 ],
 386                                         NULL, 0 );
 387                         backsql_make_attr_query( oc_map, at_map );
 388                         Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
 389                                 "preconstructed query '%s'\n",
 390                                 at_map->query, 0, 0 );
 391                         avl_insert( &oc_map->attrs, at_map, backsql_cmp_attr, NULL );
 392                 }
 393                 backsql_FreeRow( &at_row );
 394                 SQLFreeStmt( at_sth, SQL_CLOSE );
 395         }
 396         backsql_FreeRow( &oc_row );
 397         SQLFreeStmt( at_sth, SQL_DROP );
 398         SQLFreeStmt( oc_sth, SQL_DROP );
 399         si->bsql_flags |= BSQLF_SCHEMA_LOADED;
 400         Debug( LDAP_DEBUG_TRACE, "<==load_schema_map()\n", 0, 0, 0 );
 401         return LDAP_SUCCESS;
 402 }
 403
 404 backsql_oc_map_rec *
 405 backsql_oc2oc( backsql_info *si, ObjectClass *oc )
 406 {
 407         backsql_oc_map_rec      tmp, *res;
 408
 409 #ifdef BACKSQL_TRACE
 410         Debug( LDAP_DEBUG_TRACE, "==>backsql_oc2oc(): "
 411                 "searching for objectclass with name='%s'\n",
 412                 objclass, 0, 0 );
 413 #endif /* BACKSQL_TRACE */
 414
 415         tmp.oc = oc;
 416         res = (backsql_oc_map_rec *)avl_find( si->oc_by_oc, &tmp, backsql_cmp_oc );
 417 #ifdef BACKSQL_TRACE
 418         if ( res != NULL ) {
 419                 Debug( LDAP_DEBUG_TRACE, "<==backsql_oc2oc(): "
 420                         "found name='%s', id=%d\n",
 421                         BACKSQL_OC_NAME( res ), res->id, 0 );
 422         } else {
 423                 Debug( LDAP_DEBUG_TRACE, "<==backsql_oc2oc(): "
 424                         "not found\n", 0, 0, 0 );
 425         }
 426 #endif /* BACKSQL_TRACE */
 427
 428         return res;
 429 }
 430
 431 backsql_oc_map_rec *
 432 backsql_name2oc( backsql_info *si, struct berval *oc_name )
 433 {
 434         backsql_oc_map_rec      tmp, *res;
 435
 436 #ifdef BACKSQL_TRACE
 437         Debug( LDAP_DEBUG_TRACE, "==>oc_with_name(): "
 438                 "searching for objectclass with name='%s'\n",
 439                 objclass, 0, 0 );
 440 #endif /* BACKSQL_TRACE */
 441
 442         tmp.oc = oc_bvfind( oc_name );
 443         if ( tmp.oc == NULL ) {
 444                 return NULL;
 445         }
 446
 447         res = (backsql_oc_map_rec *)avl_find( si->oc_by_oc, &tmp, backsql_cmp_oc );
 448 #ifdef BACKSQL_TRACE
 449         if ( res != NULL ) {
 450                 Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
 451                         "found name='%s', id=%d\n",
 452                         BACKSQL_OC_NAME( res ), res->id, 0 );
 453         } else {
 454                 Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
 455                         "not found\n", 0, 0, 0 );
 456         }
 457 #endif /* BACKSQL_TRACE */
 458
 459         return res;
 460 }
 461
 462 backsql_oc_map_rec *
 463 backsql_id2oc( backsql_info *si, unsigned long id )
 464 {
 465         backsql_oc_map_rec      tmp, *res;
 466
 467 #ifdef BACKSQL_TRACE
 468         Debug( LDAP_DEBUG_TRACE, "==>oc_with_id(): "
 469                 "searching for objectclass with id='%d'\n", id, 0, 0 );
 470 #endif /* BACKSQL_TRACE */
 471
 472         tmp.id = id;
 473         res = (backsql_oc_map_rec *)avl_find( si->oc_by_id, &tmp,
 474                         backsql_cmp_oc_id );
 475
 476 #ifdef BACKSQL_TRACE
 477         if ( res != NULL ) {
 478                 Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
 479                         "found name='%s', id=%d\n",
 480                         BACKSQL_OC_NAME( res ), res->id, 0 );
 481         } else {
 482                 Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
 483                         "not found\n", 0, 0, 0 );
 484         }
 485 #endif /* BACKSQL_TRACE */
 486
 487         return res;
 488 }
 489
 490 backsql_at_map_rec *
 491 backsql_ad2at( backsql_oc_map_rec* objclass, AttributeDescription *ad )
 492 {
 493         backsql_at_map_rec      tmp, *res;
 494
 495 #ifdef BACKSQL_TRACE
 496         Debug( LDAP_DEBUG_TRACE, "==>backsql_ad2at(): "
 497                 "searching for attribute '%s' for objectclass '%s'\n",
 498                 attr, BACKSQL_OC_NAME( objclass ), 0 );
 499 #endif /* BACKSQL_TRACE */
 500
 501         tmp.ad = ad;
 502         res = (backsql_at_map_rec *)avl_find( objclass->attrs, &tmp,
 503                         backsql_cmp_attr );
 504
 505 #ifdef BACKSQL_TRACE
 506         if ( res != NULL ) {
 507                 Debug( LDAP_DEBUG_TRACE, "<==backsql_ad2at(): "
 508                         "found name='%s', sel_expr='%s'\n",
 509                         res->ad->ad_cname.bv_val, res->sel_expr.bv_val, 0 );
 510         } else {
 511                 Debug( LDAP_DEBUG_TRACE, "<==backsql_ad2at(): "
 512                         "not found\n", 0, 0, 0 );
 513         }
 514 #endif /* BACKSQL_TRACE */
 515
 516         return res;
 517 }
 518
 519 /*
 520  * Deprecated
 521  */
 522 backsql_at_map_rec *
 523 backsql_name2at( backsql_oc_map_rec* objclass, struct berval *attr )
 524 {
 525         backsql_at_map_rec      tmp, *res;
 526         const char              *text = NULL;
 527
 528 #ifdef BACKSQL_TRACE
 529         Debug( LDAP_DEBUG_TRACE, "==>backsql_name2at(): "
 530                 "searching for attribute '%s' for objectclass '%s'\n",
 531                 attr, BACKSQL_OC_NAME( objclass ), 0 );
 532 #endif /* BACKSQL_TRACE */
 533
 534         if ( slap_bv2ad( attr, &tmp.ad, &text ) != LDAP_SUCCESS ) {
 535                 return NULL;
 536         }
 537
 538         res = (backsql_at_map_rec *)avl_find( objclass->attrs, &tmp,
 539                         backsql_cmp_attr );
 540
 541 #ifdef BACKSQL_TRACE
 542         if ( res != NULL ) {
 543                 Debug( LDAP_DEBUG_TRACE, "<==backsql_name2at(): "
 544                         "found name='%s', sel_expr='%s'\n",
 545                         res->name, res->sel_expr.bv_val, 0 );
 546         } else {
 547                 Debug( LDAP_DEBUG_TRACE, "<==backsql_name2at(): "
 548                         "not found\n", 0, 0, 0 );
 549         }
 550 #endif /* BACKSQL_TRACE */
 551
 552         return res;
 553 }
 554
 555 static void
 556 backsql_free_attr( void *v_at )
 557 {
 558         backsql_at_map_rec *at = v_at;
 559         Debug( LDAP_DEBUG_TRACE, "==>free_attr(): '%s'\n",
 560                         at->ad->ad_cname.bv_val, 0, 0 );
 561         ch_free( at->sel_expr.bv_val );
 562         if ( at->from_tbls.bv_val != NULL ) {
 563                 ch_free( at->from_tbls.bv_val );
 564         }
 565         if ( at->join_where.bv_val != NULL ) {
 566                 ch_free( at->join_where.bv_val );
 567         }
 568         if ( at->add_proc != NULL ) {
 569                 ch_free( at->add_proc );
 570         }
 571         if ( at->delete_proc != NULL ) {
 572                 ch_free( at->delete_proc );
 573         }
 574         if ( at->query ) {
 575                 ch_free( at->query );
 576         }
 577
 578         /* TimesTen */
 579         if ( at->sel_expr_u.bv_val ) {
 580                 ch_free( at->sel_expr_u.bv_val );
 581         }
 582
 583         ch_free( at );
 584
 585         Debug( LDAP_DEBUG_TRACE, "<==free_attr()\n", 0, 0, 0 );
 586 }
 587
 588 static void
 589 backsql_free_oc( void *v_oc )
 590 {
 591         backsql_oc_map_rec *oc = v_oc;
 592         Debug( LDAP_DEBUG_TRACE, "==>free_oc(): '%s'\n",
 593                         BACKSQL_OC_NAME( oc ), 0, 0 );
 594         avl_free( oc->attrs, backsql_free_attr );
 595         ch_free( oc->keytbl.bv_val );
 596         ch_free( oc->keycol.bv_val );
 597         if ( oc->create_proc != NULL ) {
 598                 ch_free( oc->create_proc );
 599         }
 600         if ( oc->create_keyval != NULL ) {
 601                 ch_free( oc->create_keyval );
 602         }
 603         if ( oc->delete_proc != NULL ) {
 604                 ch_free( oc->delete_proc );
 605         }
 606         ch_free( oc );
 607
 608         Debug( LDAP_DEBUG_TRACE, "<==free_oc()\n", 0, 0, 0 );
 609 }
 610
 611 int
 612 backsql_destroy_schema_map( backsql_info *si )
 613 {
 614         Debug( LDAP_DEBUG_TRACE, "==>destroy_schema_map()\n", 0, 0, 0 );
 615         avl_free( si->oc_by_oc, 0 );
 616         avl_free( si->oc_by_id, backsql_free_oc );
 617         Debug( LDAP_DEBUG_TRACE, "<==destroy_schema_map()\n", 0, 0, 0 );
 618         return 0;
 619 }
 620
 621 #endif /* SLAPD_SQL */
 622