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 1999-2016 The OpenLDAP Foundation.
   5  * Portions Copyright 1999 Dmitry Kovalev.
   6  * Portions Copyright 2002 Pierangelo Masarati.
   7  * Portions Copyright 2004 Mark Adamson.
   8  * All rights reserved.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted only as authorized by the OpenLDAP
  12  * Public License.
  13  *
  14  * A copy of this license is available in the file LICENSE in the
  15  * top-level directory of the distribution or, alternatively, at
  16  * <http://www.OpenLDAP.org/license.html>.
  17  */
  18 /* ACKNOWLEDGEMENTS:
  19  * This work was initially developed by Dmitry Kovalev for inclusion
  20  * by OpenLDAP Software.  Additional significant contributors include
  21  * Pierangelo Masarati and Mark Adamson.
  22  */
  23
  24 #include "portable.h"
  25
  26 #include <stdio.h>
  27 #include <sys/types.h>
  28 #include "ac/string.h"
  29
  30 #include "lutil.h"
  31 #include "slap.h"
  32 #include "proto-sql.h"
  33
  34 #define BACKSQL_DUPLICATE       (-1)
  35
  36 /* NOTE: by default, cannot just compare pointers because
  37  * objectClass/attributeType order would be machine-dependent
  38  * (and tests would fail!); however, if you don't want to run
  39  * tests, or see attributeTypes written in the same order
  40  * they are defined, define */
  41 /* #undef BACKSQL_USE_PTR_CMP */
  42
  43 /*
  44  * Uses the pointer to the ObjectClass structure
  45  */
  46 static int
  47 backsql_cmp_oc( const void *v_m1, const void *v_m2 )
  48 {
  49         const backsql_oc_map_rec        *m1 = v_m1,
  50                                         *m2 = v_m2;
  51
  52 #ifdef BACKSQL_USE_PTR_CMP
  53         return SLAP_PTRCMP( m1->bom_oc, m2->bom_oc );
  54 #else /* ! BACKSQL_USE_PTR_CMP */
  55         return ber_bvcmp( &m1->bom_oc->soc_cname, &m2->bom_oc->soc_cname );
  56 #endif /* ! BACKSQL_USE_PTR_CMP */
  57 }
  58
  59 static int
  60 backsql_cmp_oc_id( const void *v_m1, const void *v_m2 )
  61 {
  62         const backsql_oc_map_rec        *m1 = v_m1,
  63                                         *m2 = v_m2;
  64
  65         return ( m1->bom_id < m2->bom_id ? -1 : ( m1->bom_id > m2->bom_id ? 1 : 0 ) );
  66 }
  67
  68 /*
  69  * Uses the pointer to the AttributeDescription structure
  70  */
  71 static int
  72 backsql_cmp_attr( const void *v_m1, const void *v_m2 )
  73 {
  74         const backsql_at_map_rec        *m1 = v_m1,
  75                                         *m2 = v_m2;
  76
  77         if ( slap_ad_is_binary( m1->bam_ad ) || slap_ad_is_binary( m2->bam_ad ) ) {
  78 #ifdef BACKSQL_USE_PTR_CMP
  79                 return SLAP_PTRCMP( m1->bam_ad->ad_type, m2->bam_ad->ad_type );
  80 #else /* ! BACKSQL_USE_PTR_CMP */
  81                 return ber_bvcmp( &m1->bam_ad->ad_type->sat_cname, &m2->bam_ad->ad_type->sat_cname );
  82 #endif /* ! BACKSQL_USE_PTR_CMP */
  83         }
  84
  85 #ifdef BACKSQL_USE_PTR_CMP
  86         return SLAP_PTRCMP( m1->bam_ad, m2->bam_ad );
  87 #else /* ! BACKSQL_USE_PTR_CMP */
  88         return ber_bvcmp( &m1->bam_ad->ad_cname, &m2->bam_ad->ad_cname );
  89 #endif /* ! BACKSQL_USE_PTR_CMP */
  90 }
  91
  92 int
  93 backsql_dup_attr( void *v_m1, void *v_m2 )
  94 {
  95         backsql_at_map_rec              *m1 = v_m1,
  96                                         *m2 = v_m2;
  97
  98         if ( slap_ad_is_binary( m1->bam_ad ) || slap_ad_is_binary( m2->bam_ad ) ) {
  99 #ifdef BACKSQL_USE_PTR_CMP
 100                 assert( m1->bam_ad->ad_type == m2->bam_ad->ad_type );
 101 #else /* ! BACKSQL_USE_PTR_CMP */
 102                 assert( ber_bvcmp( &m1->bam_ad->ad_type->sat_cname, &m2->bam_ad->ad_type->sat_cname ) == 0 );
 103 #endif /* ! BACKSQL_USE_PTR_CMP */
 104
 105         } else {
 106 #ifdef BACKSQL_USE_PTR_CMP
 107                 assert( m1->bam_ad == m2->bam_ad );
 108 #else /* ! BACKSQL_USE_PTR_CMP */
 109                 assert( ber_bvcmp( &m1->bam_ad->ad_cname, &m2->bam_ad->ad_cname ) == 0 );
 110 #endif /* ! BACKSQL_USE_PTR_CMP */
 111         }
 112
 113         /* duplicate definitions of attributeTypes are appended;
 114          * this allows to define multiple rules for the same
 115          * attributeType.  Use with care! */
 116         for ( ; m1->bam_next ; m1 = m1->bam_next );
 117
 118         m1->bam_next = m2;
 119         m2->bam_next = NULL;
 120
 121         return BACKSQL_DUPLICATE;
 122 }
 123
 124 static int
 125 backsql_make_attr_query(
 126         backsql_info            *bi,
 127         backsql_oc_map_rec      *oc_map,
 128         backsql_at_map_rec      *at_map )
 129 {
 130         struct berbuf   bb = BB_NULL;
 131
 132         backsql_strfcat_x( &bb, NULL, "lblbbbblblbcbl",
 133                         (ber_len_t)STRLENOF( "SELECT " ), "SELECT ",
 134                         &at_map->bam_sel_expr,
 135                         (ber_len_t)STRLENOF( " " ), " ",
 136                         &bi->sql_aliasing,
 137                         &bi->sql_aliasing_quote,
 138                         &at_map->bam_ad->ad_cname,
 139                         &bi->sql_aliasing_quote,
 140                         (ber_len_t)STRLENOF( " FROM " ), " FROM ",
 141                         &at_map->bam_from_tbls,
 142                         (ber_len_t)STRLENOF( " WHERE " ), " WHERE ",
 143                         &oc_map->bom_keytbl,
 144                         '.',
 145                         &oc_map->bom_keycol,
 146                         (ber_len_t)STRLENOF( "=?" ), "=?" );
 147
 148         if ( !BER_BVISNULL( &at_map->bam_join_where ) ) {
 149                 backsql_strfcat_x( &bb, NULL, "lb",
 150                                 (ber_len_t)STRLENOF( " AND " ), " AND ",
 151                                 &at_map->bam_join_where );
 152         }
 153
 154         backsql_strfcat_x( &bb, NULL, "lbbb",
 155                         (ber_len_t)STRLENOF( " ORDER BY " ), " ORDER BY ",
 156                         &bi->sql_aliasing_quote,
 157                         &at_map->bam_ad->ad_cname,
 158                         &bi->sql_aliasing_quote );
 159
 160         at_map->bam_query = bb.bb_val.bv_val;
 161
 162 #ifdef BACKSQL_COUNTQUERY
 163         /* Query to count how many rows will be returned.
 164
 165         SELECT COUNT(*) FROM <from_tbls> WHERE <keytbl>.<keycol>=?
 166                 [ AND <join_where> ]
 167
 168          */
 169         BER_BVZERO( &bb.bb_val );
 170         bb.bb_len = 0;
 171         backsql_strfcat_x( &bb, NULL, "lblbcbl",
 172                         (ber_len_t)STRLENOF( "SELECT COUNT(*) FROM " ),
 173                                 "SELECT COUNT(*) FROM ",
 174                         &at_map->bam_from_tbls,
 175                         (ber_len_t)STRLENOF( " WHERE " ), " WHERE ",
 176                         &oc_map->bom_keytbl,
 177                         '.',
 178                         &oc_map->bom_keycol,
 179                         (ber_len_t)STRLENOF( "=?" ), "=?" );
 180
 181         if ( !BER_BVISNULL( &at_map->bam_join_where ) ) {
 182                 backsql_strfcat_x( &bb, NULL, "lb",
 183                                 (ber_len_t)STRLENOF( " AND " ), " AND ",
 184                                 &at_map->bam_join_where );
 185         }
 186
 187         at_map->bam_countquery = bb.bb_val.bv_val;
 188 #endif /* BACKSQL_COUNTQUERY */
 189
 190         return 0;
 191 }
 192
 193 static int
 194 backsql_add_sysmaps( backsql_info *bi, backsql_oc_map_rec *oc_map )
 195 {
 196         backsql_at_map_rec      *at_map;
 197         char                    s[LDAP_PVT_INTTYPE_CHARS(long)];
 198         struct berval           sbv;
 199         struct berbuf           bb;
 200
 201         sbv.bv_val = s;
 202         sbv.bv_len = snprintf( s, sizeof( s ), BACKSQL_IDNUMFMT, oc_map->bom_id );
 203
 204         /* extra objectClasses */
 205         at_map = (backsql_at_map_rec *)ch_calloc(1,
 206                         sizeof( backsql_at_map_rec ) );
 207         at_map->bam_ad = slap_schema.si_ad_objectClass;
 208         at_map->bam_true_ad = slap_schema.si_ad_objectClass;
 209         ber_str2bv( "ldap_entry_objclasses.oc_name", 0, 1,
 210                         &at_map->bam_sel_expr );
 211         ber_str2bv( "ldap_entry_objclasses,ldap_entries", 0, 1,
 212                         &at_map->bam_from_tbls );
 213
 214         bb.bb_len = at_map->bam_from_tbls.bv_len + 1;
 215         bb.bb_val = at_map->bam_from_tbls;
 216         backsql_merge_from_clause( bi, &bb, &oc_map->bom_keytbl );
 217         at_map->bam_from_tbls = bb.bb_val;
 218
 219         BER_BVZERO( &bb.bb_val );
 220         bb.bb_len = 0;
 221         backsql_strfcat_x( &bb, NULL, "lbcblb",
 222                         (ber_len_t)STRLENOF( "ldap_entries.id=ldap_entry_objclasses.entry_id AND ldap_entries.keyval=" ),
 223                                 "ldap_entries.id=ldap_entry_objclasses.entry_id AND ldap_entries.keyval=",
 224                         &oc_map->bom_keytbl,
 225                         '.',
 226                         &oc_map->bom_keycol,
 227                         (ber_len_t)STRLENOF( " and ldap_entries.oc_map_id=" ),
 228                                 " and ldap_entries.oc_map_id=",
 229                         &sbv );
 230         at_map->bam_join_where = bb.bb_val;
 231
 232         at_map->bam_oc = oc_map->bom_oc;
 233
 234         at_map->bam_add_proc = NULL;
 235         {
 236                 char    tmp[STRLENOF("INSERT INTO ldap_entry_objclasses "
 237                         "(entry_id,oc_name) VALUES "
 238                         "((SELECT id FROM ldap_entries "
 239                         "WHERE oc_map_id= "
 240                         "AND keyval=?),?)") + LDAP_PVT_INTTYPE_CHARS(unsigned long)];
 241                 snprintf( tmp, sizeof(tmp),
 242                         "INSERT INTO ldap_entry_objclasses "
 243                         "(entry_id,oc_name) VALUES "
 244                         "((SELECT id FROM ldap_entries "
 245                         "WHERE oc_map_id=" BACKSQL_IDNUMFMT " "
 246                         "AND keyval=?),?)", oc_map->bom_id );
 247                 at_map->bam_add_proc = ch_strdup( tmp );
 248         }
 249
 250         at_map->bam_delete_proc = NULL;
 251         {
 252                 char    tmp[STRLENOF("DELETE FROM ldap_entry_objclasses "
 253                         "WHERE entry_id=(SELECT id FROM ldap_entries "
 254                         "WHERE oc_map_id= "
 255                         "AND keyval=?) AND oc_name=?") + LDAP_PVT_INTTYPE_CHARS(unsigned long)];
 256                 snprintf( tmp, sizeof(tmp),
 257                         "DELETE FROM ldap_entry_objclasses "
 258                         "WHERE entry_id=(SELECT id FROM ldap_entries "
 259                         "WHERE oc_map_id=" BACKSQL_IDNUMFMT " "
 260                         "AND keyval=?) AND oc_name=?",
 261                         oc_map->bom_id );
 262                 at_map->bam_delete_proc = ch_strdup( tmp );
 263         }
 264
 265         at_map->bam_param_order = 0;
 266         at_map->bam_expect_return = 0;
 267         at_map->bam_next = NULL;
 268
 269         backsql_make_attr_query( bi, oc_map, at_map );
 270         if ( avl_insert( &oc_map->bom_attrs, at_map, backsql_cmp_attr, backsql_dup_attr ) == BACKSQL_DUPLICATE ) {
 271                 Debug( LDAP_DEBUG_TRACE, "backsql_add_sysmaps(): "
 272                                 "duplicate attribute \"%s\" in objectClass \"%s\" map\n",
 273                                 at_map->bam_ad->ad_cname.bv_val,
 274                                 oc_map->bom_oc->soc_cname.bv_val, 0 );
 275         }
 276
 277         /* FIXME: we need to correct the objectClass join_where
 278          * after the attribute query is built */
 279         ch_free( at_map->bam_join_where.bv_val );
 280         BER_BVZERO( &bb.bb_val );
 281         bb.bb_len = 0;
 282         backsql_strfcat_x( &bb, NULL, "lbcblb",
 283                         (ber_len_t)STRLENOF( /* "ldap_entries.id=ldap_entry_objclasses.entry_id AND " */ "ldap_entries.keyval=" ),
 284                                 /* "ldap_entries.id=ldap_entry_objclasses.entry_id AND " */ "ldap_entries.keyval=",
 285                         &oc_map->bom_keytbl,
 286                         '.',
 287                         &oc_map->bom_keycol,
 288                         (ber_len_t)STRLENOF( " AND ldap_entries.oc_map_id=" ),
 289                                 " AND ldap_entries.oc_map_id=",
 290                         &sbv );
 291         at_map->bam_join_where = bb.bb_val;
 292
 293         return 1;
 294 }
 295
 296 struct backsql_attr_schema_info {
 297         backsql_info    *bas_bi;
 298         SQLHDBC         bas_dbh;
 299         SQLHSTMT        bas_sth;
 300         backsql_key_t   *bas_oc_id;
 301         int             bas_rc;
 302 };
 303
 304 static int
 305 backsql_oc_get_attr_mapping( void *v_oc, void *v_bas )
 306 {
 307         RETCODE                         rc;
 308         BACKSQL_ROW_NTS                 at_row;
 309         backsql_oc_map_rec              *oc_map = (backsql_oc_map_rec *)v_oc;
 310         backsql_at_map_rec              *at_map;
 311         struct backsql_attr_schema_info *bas = (struct backsql_attr_schema_info *)v_bas;
 312
 313         /* bas->bas_oc_id has been bound to bas->bas_sth */
 314         *bas->bas_oc_id = oc_map->bom_id;
 315
 316         Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
 317                 "executing at_query\n"
 318                 "    \"%s\"\n"
 319                 "    for objectClass \"%s\"\n"
 320                 "    with param oc_id=" BACKSQL_IDNUMFMT "\n",
 321                 bas->bas_bi->sql_at_query,
 322                 BACKSQL_OC_NAME( oc_map ),
 323                 *bas->bas_oc_id );
 324
 325         rc = SQLExecute( bas->bas_sth );
 326         if ( rc != SQL_SUCCESS ) {
 327                 Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
 328                         "error executing at_query\n"
 329                         "    \"%s\"\n"
 330                         "    for objectClass \"%s\"\n"
 331                         "    with param oc_id=" BACKSQL_IDNUMFMT "\n",
 332                         bas->bas_bi->sql_at_query,
 333                         BACKSQL_OC_NAME( oc_map ),
 334                         *bas->bas_oc_id );
 335                 backsql_PrintErrors( bas->bas_bi->sql_db_env,
 336                                 bas->bas_dbh, bas->bas_sth, rc );
 337                 bas->bas_rc = LDAP_OTHER;
 338                 return BACKSQL_AVL_STOP;
 339         }
 340
 341         backsql_BindRowAsStrings( bas->bas_sth, &at_row );
 342         for ( ; rc = SQLFetch( bas->bas_sth ), BACKSQL_SUCCESS( rc ); ) {
 343                 const char      *text = NULL;
 344                 struct berval   bv;
 345                 struct berbuf   bb = BB_NULL;
 346                 AttributeDescription *ad = NULL;
 347
 348                 {
 349                         struct {
 350                                 int idx;
 351                                 char *name;
 352                         } required[] = {
 353                                 { 0, "name" },
 354                                 { 1, "sel_expr" },
 355                                 { 2, "from" },
 356                                 { -1, NULL },
 357                         };
 358                         int i;
 359
 360                         for ( i = 0; required[ i ].name != NULL; i++ ) {
 361                                 if ( at_row.value_len[ i ] <= 0 ) {
 362                                         Debug( LDAP_DEBUG_ANY,
 363                                                 "backsql_oc_get_attr_mapping(): "
 364                                                 "required column #%d \"%s\" is empty\n",
 365                                                 required[ i ].idx, required[ i ].name, 0 );
 366                                         bas->bas_rc = LDAP_OTHER;
 367                                         return BACKSQL_AVL_STOP;
 368                                 }
 369                         }
 370                 }
 371
 372                 {
 373                         char            buf[ SLAP_TEXT_BUFLEN ];
 374
 375                         snprintf( buf, sizeof( buf ),
 376                                 "attributeType: "
 377                                 "name=\"%s\" "
 378                                 "sel_expr=\"%s\" "
 379                                 "from=\"%s\" "
 380                                 "join_where=\"%s\" "
 381                                 "add_proc=\"%s\" "
 382                                 "delete_proc=\"%s\" "
 383                                 "sel_expr_u=\"%s\"",
 384                                 at_row.cols[ 0 ],
 385                                 at_row.cols[ 1 ],
 386                                 at_row.cols[ 2 ],
 387                                 at_row.cols[ 3 ] ? at_row.cols[ 3 ] : "",
 388                                 at_row.cols[ 4 ] ? at_row.cols[ 4 ] : "",
 389                                 at_row.cols[ 5 ] ? at_row.cols[ 5 ] : "",
 390                                 at_row.cols[ 8 ] ? at_row.cols[ 8 ] : "");
 391                         Debug( LDAP_DEBUG_TRACE, "%s\n", buf, 0, 0 );
 392                 }
 393
 394                 rc = slap_str2ad( at_row.cols[ 0 ], &ad, &text );
 395                 if ( rc != LDAP_SUCCESS ) {
 396                         Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
 397                                 "attribute \"%s\" for objectClass \"%s\" "
 398                                 "is not defined in schema: %s\n",
 399                                 at_row.cols[ 0 ],
 400                                 BACKSQL_OC_NAME( oc_map ), text );
 401                         bas->bas_rc = LDAP_CONSTRAINT_VIOLATION;
 402                         return BACKSQL_AVL_STOP;
 403                 }
 404                 at_map = (backsql_at_map_rec *)ch_calloc( 1,
 405                                 sizeof( backsql_at_map_rec ) );
 406                 at_map->bam_ad = ad;
 407                 at_map->bam_true_ad = ad;
 408                 if ( slap_syntax_is_binary( ad->ad_type->sat_syntax )
 409                         && !slap_ad_is_binary( ad ) )
 410                 {
 411                         char            buf[ SLAP_TEXT_BUFLEN ];
 412                         struct berval   bv;
 413                         const char      *text = NULL;
 414
 415                         bv.bv_val = buf;
 416                         bv.bv_len = snprintf( buf, sizeof( buf ), "%s;binary",
 417                                 ad->ad_cname.bv_val );
 418                         at_map->bam_true_ad = NULL;
 419                         bas->bas_rc = slap_bv2ad( &bv, &at_map->bam_true_ad, &text );
 420                         if ( bas->bas_rc != LDAP_SUCCESS ) {
 421                                 Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
 422                                         "unable to fetch attribute \"%s\": %s (%d)\n",
 423                                         buf, text, rc );
 424                                 ch_free( at_map );
 425                                 return BACKSQL_AVL_STOP;
 426                         }
 427                 }
 428
 429                 ber_str2bv( at_row.cols[ 1 ], 0, 1, &at_map->bam_sel_expr );
 430                 if ( at_row.value_len[ 8 ] <= 0 ) {
 431                         BER_BVZERO( &at_map->bam_sel_expr_u );
 432
 433                 } else {
 434                         ber_str2bv( at_row.cols[ 8 ], 0, 1,
 435                                         &at_map->bam_sel_expr_u );
 436                 }
 437
 438                 ber_str2bv( at_row.cols[ 2 ], 0, 0, &bv );
 439                 backsql_merge_from_clause( bas->bas_bi, &bb, &bv );
 440                 at_map->bam_from_tbls = bb.bb_val;
 441                 if ( at_row.value_len[ 3 ] <= 0 ) {
 442                         BER_BVZERO( &at_map->bam_join_where );
 443
 444                 } else {
 445                         ber_str2bv( at_row.cols[ 3 ], 0, 1,
 446                                         &at_map->bam_join_where );
 447                 }
 448                 at_map->bam_add_proc = NULL;
 449                 if ( at_row.value_len[ 4 ] > 0 ) {
 450                         at_map->bam_add_proc = ch_strdup( at_row.cols[ 4 ] );
 451                 }
 452                 at_map->bam_delete_proc = NULL;
 453                 if ( at_row.value_len[ 5 ] > 0 ) {
 454                         at_map->bam_delete_proc = ch_strdup( at_row.cols[ 5 ] );
 455                 }
 456                 if ( lutil_atoix( &at_map->bam_param_order, at_row.cols[ 6 ], 0 ) != 0 ) {
 457                         /* error */
 458                 }
 459                 if ( lutil_atoix( &at_map->bam_expect_return, at_row.cols[ 7 ], 0 ) != 0 ) {
 460                         /* error */
 461                 }
 462                 backsql_make_attr_query( bas->bas_bi, oc_map, at_map );
 463                 Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
 464                         "preconstructed query \"%s\"\n",
 465                         at_map->bam_query, 0, 0 );
 466                 at_map->bam_next = NULL;
 467                 if ( avl_insert( &oc_map->bom_attrs, at_map, backsql_cmp_attr, backsql_dup_attr ) == BACKSQL_DUPLICATE ) {
 468                         Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
 469                                         "duplicate attribute \"%s\" "
 470                                         "in objectClass \"%s\" map\n",
 471                                         at_map->bam_ad->ad_cname.bv_val,
 472                                         oc_map->bom_oc->soc_cname.bv_val, 0 );
 473                         ch_free( at_map );
 474                 }
 475
 476                 if ( !BER_BVISNULL( &bas->bas_bi->sql_upper_func ) &&
 477                                 BER_BVISNULL( &at_map->bam_sel_expr_u ) )
 478                 {
 479                         struct berbuf   bb = BB_NULL;
 480
 481                         backsql_strfcat_x( &bb, NULL, "bcbc",
 482                                         &bas->bas_bi->sql_upper_func,
 483                                         '(' /* ) */ ,
 484                                         &at_map->bam_sel_expr,
 485                                         /* ( */ ')' );
 486                         at_map->bam_sel_expr_u = bb.bb_val;
 487                 }
 488         }
 489         backsql_FreeRow( &at_row );
 490         SQLFreeStmt( bas->bas_sth, SQL_CLOSE );
 491
 492         Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(\"%s\"): "
 493                 "autoadding 'objectClass' and 'ref' mappings\n",
 494                 BACKSQL_OC_NAME( oc_map ), 0, 0 );
 495
 496         (void)backsql_add_sysmaps( bas->bas_bi, oc_map );
 497
 498         return BACKSQL_AVL_CONTINUE;
 499 }
 500
 501
 502 int
 503 backsql_load_schema_map( backsql_info *bi, SQLHDBC dbh )
 504 {
 505         SQLHSTMT                        sth = SQL_NULL_HSTMT;
 506         RETCODE                         rc;
 507         BACKSQL_ROW_NTS                 oc_row;
 508         backsql_key_t                   oc_id;
 509         backsql_oc_map_rec              *oc_map;
 510         struct backsql_attr_schema_info bas;
 511
 512         int                             delete_proc_idx = 5;
 513         int                             create_hint_idx = delete_proc_idx + 2;
 514
 515         Debug( LDAP_DEBUG_TRACE, "==>backsql_load_schema_map()\n", 0, 0, 0 );
 516
 517         /*
 518          * TimesTen : See if the ldap_entries.dn_ru field exists in the schema
 519          */
 520         if ( !BACKSQL_DONTCHECK_LDAPINFO_DN_RU( bi ) ) {
 521                 rc = backsql_Prepare( dbh, &sth,
 522                                 backsql_check_dn_ru_query, 0 );
 523                 if ( rc == SQL_SUCCESS ) {
 524                         /* Yes, the field exists */
 525                         bi->sql_flags |= BSQLF_HAS_LDAPINFO_DN_RU;
 526                         Debug( LDAP_DEBUG_TRACE, "ldapinfo.dn_ru field exists "
 527                                 "in the schema\n", 0, 0, 0 );
 528                 } else {
 529                         /* No such field exists */
 530                         bi->sql_flags &= ~BSQLF_HAS_LDAPINFO_DN_RU;
 531                 }
 532
 533                 SQLFreeStmt( sth, SQL_DROP );
 534         }
 535
 536         Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): oc_query \"%s\"\n",
 537                         bi->sql_oc_query, 0, 0 );
 538
 539         rc = backsql_Prepare( dbh, &sth, bi->sql_oc_query, 0 );
 540         if ( rc != SQL_SUCCESS ) {
 541                 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
 542                         "error preparing oc_query: \"%s\"\n",
 543                         bi->sql_oc_query, 0, 0 );
 544                 backsql_PrintErrors( bi->sql_db_env, dbh, sth, rc );
 545                 return LDAP_OTHER;
 546         }
 547
 548         rc = SQLExecute( sth );
 549         if ( rc != SQL_SUCCESS ) {
 550                 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
 551                         "error executing oc_query: \n", 0, 0, 0 );
 552                 backsql_PrintErrors( bi->sql_db_env, dbh, sth, rc );
 553                 return LDAP_OTHER;
 554         }
 555
 556         backsql_BindRowAsStrings( sth, &oc_row );
 557         rc = SQLFetch( sth );
 558
 559         if ( BACKSQL_CREATE_NEEDS_SELECT( bi ) ) {
 560                 delete_proc_idx++;
 561                 create_hint_idx++;
 562         }
 563
 564         for ( ; BACKSQL_SUCCESS( rc ); rc = SQLFetch( sth ) ) {
 565                 {
 566                         struct {
 567                                 int idx;
 568                                 char *name;
 569                         } required[] = {
 570                                 { 0, "id" },
 571                                 { 1, "name" },
 572                                 { 2, "keytbl" },
 573                                 { 3, "keycol" },
 574                                 { -1, "expect_return" },
 575                                 { -1, NULL },
 576                         };
 577                         int i;
 578
 579                         required[4].idx = delete_proc_idx + 1;
 580
 581                         for ( i = 0; required[ i ].name != NULL; i++ ) {
 582                                 if ( oc_row.value_len[ required[ i ].idx ] <= 0 ) {
 583                                         Debug( LDAP_DEBUG_ANY,
 584                                                 "backsql_load_schema_map(): "
 585                                                 "required column #%d \"%s\" is empty\n",
 586                                                 required[ i ].idx, required[ i ].name, 0 );
 587                                         return LDAP_OTHER;
 588                                 }
 589                         }
 590                 }
 591
 592                 {
 593                         char            buf[ SLAP_TEXT_BUFLEN ];
 594
 595                         snprintf( buf, sizeof( buf ),
 596                                 "objectClass: "
 597                                 "id=\"%s\" "
 598                                 "name=\"%s\" "
 599                                 "keytbl=\"%s\" "
 600                                 "keycol=\"%s\" "
 601                                 "create_proc=\"%s\" "
 602                                 "create_keyval=\"%s\" "
 603                                 "delete_proc=\"%s\" "
 604                                 "expect_return=\"%s\""
 605                                 "create_hint=\"%s\" ",
 606                                 oc_row.cols[ 0 ],
 607                                 oc_row.cols[ 1 ],
 608                                 oc_row.cols[ 2 ],
 609                                 oc_row.cols[ 3 ],
 610                                 oc_row.cols[ 4 ] ? oc_row.cols[ 4 ] : "",
 611                                 ( BACKSQL_CREATE_NEEDS_SELECT( bi ) && oc_row.cols[ 5 ] ) ? oc_row.cols[ 5 ] : "",
 612                                 oc_row.cols[ delete_proc_idx ] ? oc_row.cols[ delete_proc_idx ] : "",
 613                                 oc_row.cols[ delete_proc_idx + 1 ],
 614                                 ( ( oc_row.ncols > create_hint_idx ) && oc_row.cols[ create_hint_idx ] ) ? oc_row.cols[ create_hint_idx ] : "" );
 615                         Debug( LDAP_DEBUG_TRACE, "%s\n", buf, 0, 0 );
 616                 }
 617
 618                 oc_map = (backsql_oc_map_rec *)ch_calloc( 1,
 619                                 sizeof( backsql_oc_map_rec ) );
 620
 621                 if ( BACKSQL_STR2ID( &oc_map->bom_id, oc_row.cols[ 0 ], 0 ) != 0 ) {
 622                         Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
 623                                 "unable to parse id=\"%s\"\n",
 624                                 oc_row.cols[ 0 ], 0, 0 );
 625                         ch_free( oc_map );
 626                         return LDAP_OTHER;
 627                 }
 628
 629                 oc_map->bom_oc = oc_find( oc_row.cols[ 1 ] );
 630                 if ( oc_map->bom_oc == NULL ) {
 631                         Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
 632                                 "objectClass \"%s\" is not defined in schema\n",
 633                                 oc_row.cols[ 1 ], 0, 0 );
 634                         ch_free( oc_map );
 635                         return LDAP_OTHER;      /* undefined objectClass ? */
 636                 }
 637
 638                 ber_str2bv( oc_row.cols[ 2 ], 0, 1, &oc_map->bom_keytbl );
 639                 ber_str2bv( oc_row.cols[ 3 ], 0, 1, &oc_map->bom_keycol );
 640                 oc_map->bom_create_proc = ( oc_row.value_len[ 4 ] <= 0 ) ? NULL
 641                         : ch_strdup( oc_row.cols[ 4 ] );
 642
 643                 if ( BACKSQL_CREATE_NEEDS_SELECT( bi ) ) {
 644                         oc_map->bom_create_keyval = ( oc_row.value_len[ 5 ] <= 0 )
 645                                 ? NULL : ch_strdup( oc_row.cols[ 5 ] );
 646                 }
 647                 oc_map->bom_delete_proc = ( oc_row.value_len[ delete_proc_idx ] <= 0 ) ? NULL
 648                         : ch_strdup( oc_row.cols[ delete_proc_idx ] );
 649                 if ( lutil_atoix( &oc_map->bom_expect_return, oc_row.cols[ delete_proc_idx + 1 ], 0 ) != 0 ) {
 650                         Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
 651                                 "unable to parse expect_return=\"%s\" for objectClass \"%s\"\n",
 652                                 oc_row.cols[ delete_proc_idx + 1 ], oc_row.cols[ 1 ], 0 );
 653                         ch_free( oc_map );
 654                         return LDAP_OTHER;
 655                 }
 656
 657                 if ( ( oc_row.ncols > create_hint_idx ) &&
 658                                 ( oc_row.value_len[ create_hint_idx ] > 0 ) )
 659                 {
 660                         const char      *text;
 661
 662                         oc_map->bom_create_hint = NULL;
 663                         rc = slap_str2ad( oc_row.cols[ create_hint_idx ],
 664                                         &oc_map->bom_create_hint, &text );
 665                         if ( rc != SQL_SUCCESS ) {
 666                                 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
 667                                                 "error matching "
 668                                                 "AttributeDescription %s "
 669                                                 "in create_hint: %s (%d)\n",
 670                                                 oc_row.cols[ create_hint_idx ],
 671                                                 text, rc );
 672                                 backsql_PrintErrors( bi->sql_db_env, dbh,
 673                                                 sth, rc );
 674                                 ch_free( oc_map );
 675                                 return LDAP_OTHER;
 676                         }
 677                 }
 678
 679                 /*
 680                  * FIXME: first attempt to check for offending
 681                  * instructions in {create|delete}_proc
 682                  */
 683
 684                 oc_map->bom_attrs = NULL;
 685                 if ( avl_insert( &bi->sql_oc_by_oc, oc_map, backsql_cmp_oc, avl_dup_error ) == -1 ) {
 686                         Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
 687                                         "duplicate objectClass \"%s\" in objectClass map\n",
 688                                         oc_map->bom_oc->soc_cname.bv_val, 0, 0 );
 689                         ch_free( oc_map );
 690                         return LDAP_OTHER;
 691                 }
 692                 if ( avl_insert( &bi->sql_oc_by_id, oc_map, backsql_cmp_oc_id, avl_dup_error ) == -1 ) {
 693                         Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
 694                                         "duplicate objectClass \"%s\" in objectClass by ID map\n",
 695                                         oc_map->bom_oc->soc_cname.bv_val, 0, 0 );
 696                         return LDAP_OTHER;
 697                 }
 698                 oc_id = oc_map->bom_id;
 699                 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
 700                         "objectClass \"%s\":\n    keytbl=\"%s\" keycol=\"%s\"\n",
 701                         BACKSQL_OC_NAME( oc_map ),
 702                         oc_map->bom_keytbl.bv_val, oc_map->bom_keycol.bv_val );
 703                 if ( oc_map->bom_create_proc ) {
 704                         Debug( LDAP_DEBUG_TRACE, "    create_proc=\"%s\"\n",
 705                                 oc_map->bom_create_proc, 0, 0 );
 706                 }
 707                 if ( oc_map->bom_create_keyval ) {
 708                         Debug( LDAP_DEBUG_TRACE, "    create_keyval=\"%s\"\n",
 709                                 oc_map->bom_create_keyval, 0, 0 );
 710                 }
 711                 if ( oc_map->bom_create_hint ) {
 712                         Debug( LDAP_DEBUG_TRACE, "    create_hint=\"%s\"\n",
 713                                 oc_map->bom_create_hint->ad_cname.bv_val,
 714                                 0, 0 );
 715                 }
 716                 if ( oc_map->bom_delete_proc ) {
 717                         Debug( LDAP_DEBUG_TRACE, "    delete_proc=\"%s\"\n",
 718                                 oc_map->bom_delete_proc, 0, 0 );
 719                 }
 720                 Debug( LDAP_DEBUG_TRACE, "    expect_return: "
 721                         "add=%d, del=%d; attributes:\n",
 722                         BACKSQL_IS_ADD( oc_map->bom_expect_return ),
 723                         BACKSQL_IS_DEL( oc_map->bom_expect_return ), 0 );
 724         }
 725
 726         backsql_FreeRow( &oc_row );
 727         SQLFreeStmt( sth, SQL_DROP );
 728
 729         /* prepare for attribute fetching */
 730         Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): at_query \"%s\"\n",
 731                         bi->sql_at_query, 0, 0 );
 732
 733         rc = backsql_Prepare( dbh, &sth, bi->sql_at_query, 0 );
 734         if ( rc != SQL_SUCCESS ) {
 735                 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
 736                         "error preparing at_query: \"%s\"\n",
 737                         bi->sql_at_query, 0, 0 );
 738                 backsql_PrintErrors( bi->sql_db_env, dbh, sth, rc );
 739                 return LDAP_OTHER;
 740         }
 741
 742         rc = backsql_BindParamNumID( sth, 1, SQL_PARAM_INPUT, &oc_id );
 743         if ( rc != SQL_SUCCESS ) {
 744                 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
 745                         "error binding param \"oc_id\" for at_query\n", 0, 0, 0 );
 746                 backsql_PrintErrors( bi->sql_db_env, dbh, sth, rc );
 747                 SQLFreeStmt( sth, SQL_DROP );
 748                 return LDAP_OTHER;
 749         }
 750
 751         bas.bas_bi = bi;
 752         bas.bas_dbh = dbh;
 753         bas.bas_sth = sth;
 754         bas.bas_oc_id = &oc_id;
 755         bas.bas_rc = LDAP_SUCCESS;
 756
 757         (void)avl_apply( bi->sql_oc_by_oc, backsql_oc_get_attr_mapping,
 758                         &bas, BACKSQL_AVL_STOP, AVL_INORDER );
 759
 760         SQLFreeStmt( sth, SQL_DROP );
 761
 762         bi->sql_flags |= BSQLF_SCHEMA_LOADED;
 763
 764         Debug( LDAP_DEBUG_TRACE, "<==backsql_load_schema_map()\n", 0, 0, 0 );
 765
 766         return bas.bas_rc;
 767 }
 768
 769 backsql_oc_map_rec *
 770 backsql_oc2oc( backsql_info *bi, ObjectClass *oc )
 771 {
 772         backsql_oc_map_rec      tmp, *res;
 773
 774 #ifdef BACKSQL_TRACE
 775         Debug( LDAP_DEBUG_TRACE, "==>backsql_oc2oc(): "
 776                 "searching for objectclass with name=\"%s\"\n",
 777                 oc->soc_cname.bv_val, 0, 0 );
 778 #endif /* BACKSQL_TRACE */
 779
 780         tmp.bom_oc = oc;
 781         res = (backsql_oc_map_rec *)avl_find( bi->sql_oc_by_oc, &tmp, backsql_cmp_oc );
 782 #ifdef BACKSQL_TRACE
 783         if ( res != NULL ) {
 784                 Debug( LDAP_DEBUG_TRACE, "<==backsql_oc2oc(): "
 785                         "found name=\"%s\", id=%d\n",
 786                         BACKSQL_OC_NAME( res ), res->bom_id, 0 );
 787         } else {
 788                 Debug( LDAP_DEBUG_TRACE, "<==backsql_oc2oc(): "
 789                         "not found\n", 0, 0, 0 );
 790         }
 791 #endif /* BACKSQL_TRACE */
 792
 793         return res;
 794 }
 795
 796 backsql_oc_map_rec *
 797 backsql_name2oc( backsql_info *bi, struct berval *oc_name )
 798 {
 799         backsql_oc_map_rec      tmp, *res;
 800
 801 #ifdef BACKSQL_TRACE
 802         Debug( LDAP_DEBUG_TRACE, "==>oc_with_name(): "
 803                 "searching for objectclass with name=\"%s\"\n",
 804                 oc_name->bv_val, 0, 0 );
 805 #endif /* BACKSQL_TRACE */
 806
 807         tmp.bom_oc = oc_bvfind( oc_name );
 808         if ( tmp.bom_oc == NULL ) {
 809                 return NULL;
 810         }
 811
 812         res = (backsql_oc_map_rec *)avl_find( bi->sql_oc_by_oc, &tmp, backsql_cmp_oc );
 813 #ifdef BACKSQL_TRACE
 814         if ( res != NULL ) {
 815                 Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
 816                         "found name=\"%s\", id=%d\n",
 817                         BACKSQL_OC_NAME( res ), res->bom_id, 0 );
 818         } else {
 819                 Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
 820                         "not found\n", 0, 0, 0 );
 821         }
 822 #endif /* BACKSQL_TRACE */
 823
 824         return res;
 825 }
 826
 827 backsql_oc_map_rec *
 828 backsql_id2oc( backsql_info *bi, unsigned long id )
 829 {
 830         backsql_oc_map_rec      tmp, *res;
 831
 832 #ifdef BACKSQL_TRACE
 833         Debug( LDAP_DEBUG_TRACE, "==>oc_with_id(): "
 834                 "searching for objectclass with id=%lu\n", id, 0, 0 );
 835 #endif /* BACKSQL_TRACE */
 836
 837         tmp.bom_id = id;
 838         res = (backsql_oc_map_rec *)avl_find( bi->sql_oc_by_id, &tmp,
 839                         backsql_cmp_oc_id );
 840
 841 #ifdef BACKSQL_TRACE
 842         if ( res != NULL ) {
 843                 Debug( LDAP_DEBUG_TRACE, "<==oc_with_id(): "
 844                         "found name=\"%s\", id=%lu\n",
 845                         BACKSQL_OC_NAME( res ), res->bom_id, 0 );
 846         } else {
 847                 Debug( LDAP_DEBUG_TRACE, "<==oc_with_id(): "
 848                         "id=%lu not found\n", res->bom_id, 0, 0 );
 849         }
 850 #endif /* BACKSQL_TRACE */
 851
 852         return res;
 853 }
 854
 855 backsql_at_map_rec *
 856 backsql_ad2at( backsql_oc_map_rec* objclass, AttributeDescription *ad )
 857 {
 858         backsql_at_map_rec      tmp = { 0 }, *res;
 859
 860 #ifdef BACKSQL_TRACE
 861         Debug( LDAP_DEBUG_TRACE, "==>backsql_ad2at(): "
 862                 "searching for attribute \"%s\" for objectclass \"%s\"\n",
 863                 ad->ad_cname.bv_val, BACKSQL_OC_NAME( objclass ), 0 );
 864 #endif /* BACKSQL_TRACE */
 865
 866         tmp.bam_ad = ad;
 867         res = (backsql_at_map_rec *)avl_find( objclass->bom_attrs, &tmp,
 868                         backsql_cmp_attr );
 869
 870 #ifdef BACKSQL_TRACE
 871         if ( res != NULL ) {
 872                 Debug( LDAP_DEBUG_TRACE, "<==backsql_ad2at(): "
 873                         "found name=\"%s\", sel_expr=\"%s\"\n",
 874                         res->bam_ad->ad_cname.bv_val,
 875                         res->bam_sel_expr.bv_val, 0 );
 876         } else {
 877                 Debug( LDAP_DEBUG_TRACE, "<==backsql_ad2at(): "
 878                         "not found\n", 0, 0, 0 );
 879         }
 880 #endif /* BACKSQL_TRACE */
 881
 882         return res;
 883 }
 884
 885 /* attributeType inheritance */
 886 struct supad2at_t {
 887         backsql_at_map_rec      **ret;
 888         AttributeDescription    *ad;
 889         unsigned                n;
 890 };
 891
 892 #define SUPAD2AT_STOP   (-1)
 893
 894 static int
 895 supad2at_f( void *v_at, void *v_arg )
 896 {
 897         backsql_at_map_rec      *at = (backsql_at_map_rec *)v_at;
 898         struct supad2at_t       *va = (struct supad2at_t *)v_arg;
 899
 900         if ( is_at_subtype( at->bam_ad->ad_type, va->ad->ad_type ) ) {
 901                 backsql_at_map_rec      **ret = NULL;
 902                 unsigned                i;
 903
 904                 /* if already listed, holler! (should never happen) */
 905                 if ( va->ret ) {
 906                         for ( i = 0; i < va->n; i++ ) {
 907                                 if ( va->ret[ i ]->bam_ad == at->bam_ad ) {
 908                                         break;
 909                                 }
 910                         }
 911
 912                         if ( i < va->n ) {
 913                                 return 0;
 914                         }
 915                 }
 916
 917                 ret = ch_realloc( va->ret,
 918                                 sizeof( backsql_at_map_rec * ) * ( va->n + 2 ) );
 919                 if ( ret == NULL ) {
 920                         ch_free( va->ret );
 921                         va->ret = NULL;
 922                         va->n = 0;
 923                         return SUPAD2AT_STOP;
 924                 }
 925
 926                 ret[ va->n ] = at;
 927                 va->n++;
 928                 ret[ va->n ] = NULL;
 929                 va->ret = ret;
 930         }
 931
 932         return 0;
 933 }
 934
 935 /*
 936  * stores in *pret a NULL terminated array of pointers
 937  * to backsql_at_map_rec whose attributeType is supad->ad_type
 938  * or derived from it
 939  */
 940 int
 941 backsql_supad2at( backsql_oc_map_rec *objclass, AttributeDescription *supad,
 942                 backsql_at_map_rec ***pret )
 943 {
 944         struct supad2at_t       va = { 0 };
 945         int                     rc;
 946
 947         assert( objclass != NULL );
 948         assert( supad != NULL );
 949         assert( pret != NULL );
 950
 951         *pret = NULL;
 952
 953         va.ad = supad;
 954
 955         rc = avl_apply( objclass->bom_attrs, supad2at_f, &va,
 956                         SUPAD2AT_STOP, AVL_INORDER );
 957         if ( rc == SUPAD2AT_STOP ) {
 958                 return -1;
 959         }
 960
 961         *pret = va.ret;
 962
 963         return 0;
 964 }
 965
 966 static void
 967 backsql_free_attr( void *v_at )
 968 {
 969         backsql_at_map_rec      *at = v_at;
 970
 971         Debug( LDAP_DEBUG_TRACE, "==>free_attr(): \"%s\"\n",
 972                         at->bam_ad->ad_cname.bv_val, 0, 0 );
 973         ch_free( at->bam_sel_expr.bv_val );
 974         if ( !BER_BVISNULL( &at->bam_from_tbls ) ) {
 975                 ch_free( at->bam_from_tbls.bv_val );
 976         }
 977         if ( !BER_BVISNULL( &at->bam_join_where ) ) {
 978                 ch_free( at->bam_join_where.bv_val );
 979         }
 980         if ( at->bam_add_proc != NULL ) {
 981                 ch_free( at->bam_add_proc );
 982         }
 983         if ( at->bam_delete_proc != NULL ) {
 984                 ch_free( at->bam_delete_proc );
 985         }
 986         if ( at->bam_query != NULL ) {
 987                 ch_free( at->bam_query );
 988         }
 989
 990 #ifdef BACKSQL_COUNTQUERY
 991         if ( at->bam_countquery != NULL ) {
 992                 ch_free( at->bam_countquery );
 993         }
 994 #endif /* BACKSQL_COUNTQUERY */
 995
 996         /* TimesTen */
 997         if ( !BER_BVISNULL( &at->bam_sel_expr_u ) ) {
 998                 ch_free( at->bam_sel_expr_u.bv_val );
 999         }
1000
1001         if ( at->bam_next ) {
1002                 backsql_free_attr( at->bam_next );
1003         }
1004
1005         ch_free( at );
1006
1007         Debug( LDAP_DEBUG_TRACE, "<==free_attr()\n", 0, 0, 0 );
1008 }
1009
1010 static void
1011 backsql_free_oc( void *v_oc )
1012 {
1013         backsql_oc_map_rec      *oc = v_oc;
1014
1015         Debug( LDAP_DEBUG_TRACE, "==>free_oc(): \"%s\"\n",
1016                         BACKSQL_OC_NAME( oc ), 0, 0 );
1017         avl_free( oc->bom_attrs, backsql_free_attr );
1018         ch_free( oc->bom_keytbl.bv_val );
1019         ch_free( oc->bom_keycol.bv_val );
1020         if ( oc->bom_create_proc != NULL ) {
1021                 ch_free( oc->bom_create_proc );
1022         }
1023         if ( oc->bom_create_keyval != NULL ) {
1024                 ch_free( oc->bom_create_keyval );
1025         }
1026         if ( oc->bom_delete_proc != NULL ) {
1027                 ch_free( oc->bom_delete_proc );
1028         }
1029         ch_free( oc );
1030
1031         Debug( LDAP_DEBUG_TRACE, "<==free_oc()\n", 0, 0, 0 );
1032 }
1033
1034 int
1035 backsql_destroy_schema_map( backsql_info *bi )
1036 {
1037         Debug( LDAP_DEBUG_TRACE, "==>destroy_schema_map()\n", 0, 0, 0 );
1038         avl_free( bi->sql_oc_by_oc, 0 );
1039         avl_free( bi->sql_oc_by_id, backsql_free_oc );
1040         Debug( LDAP_DEBUG_TRACE, "<==destroy_schema_map()\n", 0, 0, 0 );
1041         return 0;
1042 }
1043