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openldap  2.4.31
Classes | Defines | Functions
schema-map.c File Reference
#include "portable.h"
#include <stdio.h>
#include <sys/types.h>
#include "ac/string.h"
#include "lutil.h"
#include "slap.h"
#include "proto-sql.h"

Go to the source code of this file.

Classes

struct  backsql_attr_schema_info
struct  supad2at_t

Defines

#define BACKSQL_DUPLICATE   (-1)
#define SUPAD2AT_STOP   (-1)

Functions

static int backsql_cmp_oc (const void *v_m1, const void *v_m2)
static int backsql_cmp_oc_id (const void *v_m1, const void *v_m2)
static int backsql_cmp_attr (const void *v_m1, const void *v_m2)
int backsql_dup_attr (void *v_m1, void *v_m2)
static int backsql_make_attr_query (backsql_info *bi, backsql_oc_map_rec *oc_map, backsql_at_map_rec *at_map)
static int backsql_add_sysmaps (backsql_info *bi, backsql_oc_map_rec *oc_map)
static int backsql_oc_get_attr_mapping (void *v_oc, void *v_bas)
int backsql_load_schema_map (backsql_info *bi, SQLHDBC dbh)
backsql_oc_map_recbacksql_oc2oc (backsql_info *bi, ObjectClass *oc)
backsql_oc_map_recbacksql_name2oc (backsql_info *bi, struct berval *oc_name)
backsql_oc_map_recbacksql_id2oc (backsql_info *bi, unsigned long id)
backsql_at_map_recbacksql_ad2at (backsql_oc_map_rec *objclass, AttributeDescription *ad)
static int supad2at_f (void *v_at, void *v_arg)
int backsql_supad2at (backsql_oc_map_rec *objclass, AttributeDescription *supad, backsql_at_map_rec ***pret)
static void backsql_free_attr (void *v_at)
static void backsql_free_oc (void *v_oc)
int backsql_destroy_schema_map (backsql_info *bi)

Class Documentation

struct backsql_attr_schema_info

Definition at line 296 of file schema-map.c.

Collaboration diagram for backsql_attr_schema_info:
Class Members
backsql_info * bas_bi
SQLHDBC bas_dbh
backsql_key_t * bas_oc_id
int bas_rc
SQLHSTMT bas_sth
struct supad2at_t

Definition at line 879 of file schema-map.c.

Collaboration diagram for supad2at_t:
Class Members
AttributeDescription * ad
unsigned n
backsql_at_map_rec ** ret

Define Documentation

#define BACKSQL_DUPLICATE   (-1)

Definition at line 34 of file schema-map.c.

#define SUPAD2AT_STOP   (-1)

Definition at line 885 of file schema-map.c.


Function Documentation

Definition at line 849 of file schema-map.c.

{
       backsql_at_map_rec   tmp = { 0 }, *res;
 
#ifdef BACKSQL_TRACE
       Debug( LDAP_DEBUG_TRACE, "==>backsql_ad2at(): "
              "searching for attribute \"%s\" for objectclass \"%s\"\n",
              ad->ad_cname.bv_val, BACKSQL_OC_NAME( objclass ), 0 );
#endif /* BACKSQL_TRACE */

       tmp.bam_ad = ad;
       res = (backsql_at_map_rec *)avl_find( objclass->bom_attrs, &tmp,
                     backsql_cmp_attr );

#ifdef BACKSQL_TRACE
       if ( res != NULL ) {
              Debug( LDAP_DEBUG_TRACE, "<==backsql_ad2at(): "
                     "found name=\"%s\", sel_expr=\"%s\"\n",
                     res->bam_ad->ad_cname.bv_val,
                     res->bam_sel_expr.bv_val, 0 );
       } else {
              Debug( LDAP_DEBUG_TRACE, "<==backsql_ad2at(): "
                     "not found\n", 0, 0, 0 );
       }
#endif /* BACKSQL_TRACE */

       return res;
}

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static int backsql_add_sysmaps ( backsql_info bi,
backsql_oc_map_rec oc_map 
) [static]

Definition at line 194 of file schema-map.c.

{
       backsql_at_map_rec   *at_map;
       char                 s[LDAP_PVT_INTTYPE_CHARS(long)];
       struct berval        sbv;
       struct berbuf        bb;
       
       sbv.bv_val = s;
       sbv.bv_len = snprintf( s, sizeof( s ), BACKSQL_IDNUMFMT, oc_map->bom_id );

       /* extra objectClasses */
       at_map = (backsql_at_map_rec *)ch_calloc(1, 
                     sizeof( backsql_at_map_rec ) );
       at_map->bam_ad = slap_schema.si_ad_objectClass;
       at_map->bam_true_ad = slap_schema.si_ad_objectClass;
       ber_str2bv( "ldap_entry_objclasses.oc_name", 0, 1,
                     &at_map->bam_sel_expr );
       ber_str2bv( "ldap_entry_objclasses,ldap_entries", 0, 1, 
                     &at_map->bam_from_tbls );
       
       bb.bb_len = at_map->bam_from_tbls.bv_len + 1;
       bb.bb_val = at_map->bam_from_tbls;
       backsql_merge_from_clause( bi, &bb, &oc_map->bom_keytbl );
       at_map->bam_from_tbls = bb.bb_val;

       BER_BVZERO( &bb.bb_val );
       bb.bb_len = 0;
       backsql_strfcat_x( &bb, NULL, "lbcblb",
                     (ber_len_t)STRLENOF( "ldap_entries.id=ldap_entry_objclasses.entry_id AND ldap_entries.keyval=" ),
                            "ldap_entries.id=ldap_entry_objclasses.entry_id AND ldap_entries.keyval=",
                     &oc_map->bom_keytbl, 
                     '.', 
                     &oc_map->bom_keycol,
                     (ber_len_t)STRLENOF( " and ldap_entries.oc_map_id=" ), 
                            " and ldap_entries.oc_map_id=", 
                     &sbv );
       at_map->bam_join_where = bb.bb_val;

       at_map->bam_oc = oc_map->bom_oc;

       at_map->bam_add_proc = NULL;
       {
              char   tmp[STRLENOF("INSERT INTO ldap_entry_objclasses "
                     "(entry_id,oc_name) VALUES "
                     "((SELECT id FROM ldap_entries "
                     "WHERE oc_map_id= "
                     "AND keyval=?),?)") + LDAP_PVT_INTTYPE_CHARS(unsigned long)];
              snprintf( tmp, sizeof(tmp), 
                     "INSERT INTO ldap_entry_objclasses "
                     "(entry_id,oc_name) VALUES "
                     "((SELECT id FROM ldap_entries "
                     "WHERE oc_map_id=" BACKSQL_IDNUMFMT " "
                     "AND keyval=?),?)", oc_map->bom_id );
              at_map->bam_add_proc = ch_strdup( tmp );
       }

       at_map->bam_delete_proc = NULL;
       {
              char   tmp[STRLENOF("DELETE FROM ldap_entry_objclasses "
                     "WHERE entry_id=(SELECT id FROM ldap_entries "
                     "WHERE oc_map_id= "
                     "AND keyval=?) AND oc_name=?") + LDAP_PVT_INTTYPE_CHARS(unsigned long)];
              snprintf( tmp, sizeof(tmp), 
                     "DELETE FROM ldap_entry_objclasses "
                     "WHERE entry_id=(SELECT id FROM ldap_entries "
                     "WHERE oc_map_id=" BACKSQL_IDNUMFMT " "
                     "AND keyval=?) AND oc_name=?",
                     oc_map->bom_id );
              at_map->bam_delete_proc = ch_strdup( tmp );
       }

       at_map->bam_param_order = 0;
       at_map->bam_expect_return = 0;
       at_map->bam_next = NULL;

       backsql_make_attr_query( bi, oc_map, at_map );
       if ( avl_insert( &oc_map->bom_attrs, at_map, backsql_cmp_attr, backsql_dup_attr ) == BACKSQL_DUPLICATE ) {
              Debug( LDAP_DEBUG_TRACE, "backsql_add_sysmaps(): "
                            "duplicate attribute \"%s\" in objectClass \"%s\" map\n",
                            at_map->bam_ad->ad_cname.bv_val,
                            oc_map->bom_oc->soc_cname.bv_val, 0 );
       }

       /* FIXME: we need to correct the objectClass join_where 
        * after the attribute query is built */
       ch_free( at_map->bam_join_where.bv_val );
       BER_BVZERO( &bb.bb_val );
       bb.bb_len = 0;
       backsql_strfcat_x( &bb, NULL, "lbcblb",
                     (ber_len_t)STRLENOF( /* "ldap_entries.id=ldap_entry_objclasses.entry_id AND " */ "ldap_entries.keyval=" ),
                            /* "ldap_entries.id=ldap_entry_objclasses.entry_id AND " */ "ldap_entries.keyval=",
                     &oc_map->bom_keytbl, 
                     '.', 
                     &oc_map->bom_keycol,
                     (ber_len_t)STRLENOF( " AND ldap_entries.oc_map_id=" ), 
                            " AND ldap_entries.oc_map_id=", 
                     &sbv );
       at_map->bam_join_where = bb.bb_val;

       return 1;
}

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static int backsql_cmp_attr ( const void v_m1,
const void v_m2 
) [static]

Definition at line 72 of file schema-map.c.

{
       const backsql_at_map_rec    *m1 = v_m1,
                                   *m2 = v_m2;

       if ( slap_ad_is_binary( m1->bam_ad ) || slap_ad_is_binary( m2->bam_ad ) ) {
#ifdef BACKSQL_USE_PTR_CMP
              return SLAP_PTRCMP( m1->bam_ad->ad_type, m2->bam_ad->ad_type );
#else /* ! BACKSQL_USE_PTR_CMP */
              return ber_bvcmp( &m1->bam_ad->ad_type->sat_cname, &m2->bam_ad->ad_type->sat_cname );
#endif /* ! BACKSQL_USE_PTR_CMP */
       }

#ifdef BACKSQL_USE_PTR_CMP
       return SLAP_PTRCMP( m1->bam_ad, m2->bam_ad );
#else /* ! BACKSQL_USE_PTR_CMP */
       return ber_bvcmp( &m1->bam_ad->ad_cname, &m2->bam_ad->ad_cname );
#endif /* ! BACKSQL_USE_PTR_CMP */
}

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static int backsql_cmp_oc ( const void v_m1,
const void v_m2 
) [static]

Definition at line 47 of file schema-map.c.

{
       const backsql_oc_map_rec    *m1 = v_m1,
                                   *m2 = v_m2;

#ifdef BACKSQL_USE_PTR_CMP
       return SLAP_PTRCMP( m1->bom_oc, m2->bom_oc );
#else /* ! BACKSQL_USE_PTR_CMP */
       return ber_bvcmp( &m1->bom_oc->soc_cname, &m2->bom_oc->soc_cname );
#endif /* ! BACKSQL_USE_PTR_CMP */
}

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static int backsql_cmp_oc_id ( const void v_m1,
const void v_m2 
) [static]

Definition at line 60 of file schema-map.c.

{
       const backsql_oc_map_rec    *m1 = v_m1,
                                   *m2 = v_m2;

       return ( m1->bom_id < m2->bom_id ? -1 : ( m1->bom_id > m2->bom_id ? 1 : 0 ) );
}

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Definition at line 1028 of file schema-map.c.

{
       Debug( LDAP_DEBUG_TRACE, "==>destroy_schema_map()\n", 0, 0, 0 );
       avl_free( bi->sql_oc_by_oc, 0 );
       avl_free( bi->sql_oc_by_id, backsql_free_oc );
       Debug( LDAP_DEBUG_TRACE, "<==destroy_schema_map()\n", 0, 0, 0 );
       return 0;
}

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int backsql_dup_attr ( void v_m1,
void v_m2 
)

Definition at line 93 of file schema-map.c.

{
       backsql_at_map_rec          *m1 = v_m1,
                                   *m2 = v_m2;

       if ( slap_ad_is_binary( m1->bam_ad ) || slap_ad_is_binary( m2->bam_ad ) ) {
#ifdef BACKSQL_USE_PTR_CMP
              assert( m1->bam_ad->ad_type == m2->bam_ad->ad_type );
#else /* ! BACKSQL_USE_PTR_CMP */
              assert( ber_bvcmp( &m1->bam_ad->ad_type->sat_cname, &m2->bam_ad->ad_type->sat_cname ) == 0 );
#endif /* ! BACKSQL_USE_PTR_CMP */

       } else {
#ifdef BACKSQL_USE_PTR_CMP
              assert( m1->bam_ad == m2->bam_ad );
#else /* ! BACKSQL_USE_PTR_CMP */
              assert( ber_bvcmp( &m1->bam_ad->ad_cname, &m2->bam_ad->ad_cname ) == 0 );
#endif /* ! BACKSQL_USE_PTR_CMP */
       }

       /* duplicate definitions of attributeTypes are appended;
        * this allows to define multiple rules for the same 
        * attributeType.  Use with care! */
       for ( ; m1->bam_next ; m1 = m1->bam_next );

       m1->bam_next = m2;
       m2->bam_next = NULL;

       return BACKSQL_DUPLICATE;
}

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static void backsql_free_attr ( void v_at) [static]

Definition at line 960 of file schema-map.c.

{
       backsql_at_map_rec   *at = v_at;
       
       Debug( LDAP_DEBUG_TRACE, "==>free_attr(): \"%s\"\n", 
                     at->bam_ad->ad_cname.bv_val, 0, 0 );
       ch_free( at->bam_sel_expr.bv_val );
       if ( !BER_BVISNULL( &at->bam_from_tbls ) ) {
              ch_free( at->bam_from_tbls.bv_val );
       }
       if ( !BER_BVISNULL( &at->bam_join_where ) ) {
              ch_free( at->bam_join_where.bv_val );
       }
       if ( at->bam_add_proc != NULL ) {
              ch_free( at->bam_add_proc );
       }
       if ( at->bam_delete_proc != NULL ) {
              ch_free( at->bam_delete_proc );
       }
       if ( at->bam_query != NULL ) {
              ch_free( at->bam_query );
       }

#ifdef BACKSQL_COUNTQUERY
       if ( at->bam_countquery != NULL ) {
              ch_free( at->bam_countquery );
       }
#endif /* BACKSQL_COUNTQUERY */

       /* TimesTen */
       if ( !BER_BVISNULL( &at->bam_sel_expr_u ) ) {
              ch_free( at->bam_sel_expr_u.bv_val );
       }

       if ( at->bam_next ) {
              backsql_free_attr( at->bam_next );
       }
       
       ch_free( at );

       Debug( LDAP_DEBUG_TRACE, "<==free_attr()\n", 0, 0, 0 );
}

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static void backsql_free_oc ( void v_oc) [static]

Definition at line 1004 of file schema-map.c.

{
       backsql_oc_map_rec   *oc = v_oc;
       
       Debug( LDAP_DEBUG_TRACE, "==>free_oc(): \"%s\"\n", 
                     BACKSQL_OC_NAME( oc ), 0, 0 );
       avl_free( oc->bom_attrs, backsql_free_attr );
       ch_free( oc->bom_keytbl.bv_val );
       ch_free( oc->bom_keycol.bv_val );
       if ( oc->bom_create_proc != NULL ) {
              ch_free( oc->bom_create_proc );
       }
       if ( oc->bom_create_keyval != NULL ) {
              ch_free( oc->bom_create_keyval );
       }
       if ( oc->bom_delete_proc != NULL ) {
              ch_free( oc->bom_delete_proc );
       }
       ch_free( oc );

       Debug( LDAP_DEBUG_TRACE, "<==free_oc()\n", 0, 0, 0 );
}

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Definition at line 821 of file schema-map.c.

{
       backsql_oc_map_rec   tmp, *res;
 
#ifdef BACKSQL_TRACE
       Debug( LDAP_DEBUG_TRACE, "==>oc_with_id(): "
              "searching for objectclass with id=%lu\n", id, 0, 0 );
#endif /* BACKSQL_TRACE */

       tmp.bom_id = id;
       res = (backsql_oc_map_rec *)avl_find( bi->sql_oc_by_id, &tmp,
                     backsql_cmp_oc_id );

#ifdef BACKSQL_TRACE
       if ( res != NULL ) {
              Debug( LDAP_DEBUG_TRACE, "<==oc_with_id(): "
                     "found name=\"%s\", id=%lu\n",
                     BACKSQL_OC_NAME( res ), res->bom_id, 0 );
       } else {
              Debug( LDAP_DEBUG_TRACE, "<==oc_with_id(): "
                     "id=%lu not found\n", res->bom_id, 0, 0 );
       }
#endif /* BACKSQL_TRACE */
       
       return res;
}

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int backsql_load_schema_map ( backsql_info bi,
SQLHDBC  dbh 
)

Definition at line 501 of file schema-map.c.

{
       SQLHSTMT                    sth = SQL_NULL_HSTMT;
       RETCODE                            rc;
       BACKSQL_ROW_NTS                    oc_row;
       backsql_key_t               oc_id;
       backsql_oc_map_rec          *oc_map;
       struct backsql_attr_schema_info    bas;

       int                         delete_proc_idx = 5;
       int                         create_hint_idx = delete_proc_idx + 2;

       Debug( LDAP_DEBUG_TRACE, "==>backsql_load_schema_map()\n", 0, 0, 0 );

       /* 
        * TimesTen : See if the ldap_entries.dn_ru field exists in the schema
        */
       if ( !BACKSQL_DONTCHECK_LDAPINFO_DN_RU( bi ) ) {
              rc = backsql_Prepare( dbh, &sth, 
                            backsql_check_dn_ru_query, 0 );
              if ( rc == SQL_SUCCESS ) {
                     /* Yes, the field exists */
                     bi->sql_flags |= BSQLF_HAS_LDAPINFO_DN_RU;
                     Debug( LDAP_DEBUG_TRACE, "ldapinfo.dn_ru field exists "
                            "in the schema\n", 0, 0, 0 );
              } else {
                     /* No such field exists */
                     bi->sql_flags &= ~BSQLF_HAS_LDAPINFO_DN_RU;
              }

              SQLFreeStmt( sth, SQL_DROP );
       }

       Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): oc_query \"%s\"\n", 
                     bi->sql_oc_query, 0, 0 );

       rc = backsql_Prepare( dbh, &sth, bi->sql_oc_query, 0 );
       if ( rc != SQL_SUCCESS ) {
              Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
                     "error preparing oc_query: \"%s\"\n", 
                     bi->sql_oc_query, 0, 0 );
              backsql_PrintErrors( bi->sql_db_env, dbh, sth, rc );
              return LDAP_OTHER;
       }

       rc = SQLExecute( sth );
       if ( rc != SQL_SUCCESS ) {
              Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
                     "error executing oc_query: \n", 0, 0, 0 );
              backsql_PrintErrors( bi->sql_db_env, dbh, sth, rc );
              return LDAP_OTHER;
       }

       backsql_BindRowAsStrings( sth, &oc_row );
       rc = SQLFetch( sth );

       if ( BACKSQL_CREATE_NEEDS_SELECT( bi ) ) {
              delete_proc_idx++;
              create_hint_idx++;
       }

       for ( ; BACKSQL_SUCCESS( rc ); rc = SQLFetch( sth ) ) {
              {
                     struct {
                            int idx;
                            char *name;
                     } required[] = {
                            { 0, "id" },
                            { 1, "name" },
                            { 2, "keytbl" },
                            { 3, "keycol" },
                            { -1, "expect_return" },
                            { -1, NULL },
                     };
                     int i;

                     required[4].idx = delete_proc_idx + 1;

                     for ( i = 0; required[ i ].name != NULL; i++ ) {
                            if ( oc_row.value_len[ required[ i ].idx ] <= 0 ) {
                                   Debug( LDAP_DEBUG_ANY,
                                          "backsql_load_schema_map(): "
                                          "required column #%d \"%s\" is empty\n",
                                          required[ i ].idx, required[ i ].name, 0 );
                                   return LDAP_OTHER;
                            }
                     }
              }

              {
                     char          buf[ SLAP_TEXT_BUFLEN ];

                     snprintf( buf, sizeof( buf ),
                            "objectClass: "
                            "id=\"%s\" "
                            "name=\"%s\" "
                            "keytbl=\"%s\" "
                            "keycol=\"%s\" "
                            "create_proc=\"%s\" "
                            "create_keyval=\"%s\" "
                            "delete_proc=\"%s\" "
                            "expect_return=\"%s\""
                            "create_hint=\"%s\" ",
                            oc_row.cols[ 0 ],
                            oc_row.cols[ 1 ],
                            oc_row.cols[ 2 ],
                            oc_row.cols[ 3 ],
                            oc_row.cols[ 4 ] ? oc_row.cols[ 4 ] : "",
                            ( BACKSQL_CREATE_NEEDS_SELECT( bi ) && oc_row.cols[ 5 ] ) ? oc_row.cols[ 5 ] : "",
                            oc_row.cols[ delete_proc_idx ] ? oc_row.cols[ delete_proc_idx ] : "",
                            oc_row.cols[ delete_proc_idx + 1 ],
                            ( ( oc_row.ncols > create_hint_idx ) && oc_row.cols[ create_hint_idx ] ) ? oc_row.cols[ create_hint_idx ] : "" );
                     Debug( LDAP_DEBUG_TRACE, "%s\n", buf, 0, 0 );
              }

              oc_map = (backsql_oc_map_rec *)ch_calloc( 1,
                            sizeof( backsql_oc_map_rec ) );

              if ( BACKSQL_STR2ID( &oc_map->bom_id, oc_row.cols[ 0 ], 0 ) != 0 ) {
                     Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
                            "unable to parse id=\"%s\"\n", 
                            oc_row.cols[ 0 ], 0, 0 );
                     return LDAP_OTHER;
              }

              oc_map->bom_oc = oc_find( oc_row.cols[ 1 ] );
              if ( oc_map->bom_oc == NULL ) {
                     Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
                            "objectClass \"%s\" is not defined in schema\n", 
                            oc_row.cols[ 1 ], 0, 0 );
                     return LDAP_OTHER;   /* undefined objectClass ? */
              }
              
              ber_str2bv( oc_row.cols[ 2 ], 0, 1, &oc_map->bom_keytbl );
              ber_str2bv( oc_row.cols[ 3 ], 0, 1, &oc_map->bom_keycol );
              oc_map->bom_create_proc = ( oc_row.value_len[ 4 ] <= 0 ) ? NULL 
                     : ch_strdup( oc_row.cols[ 4 ] );

              if ( BACKSQL_CREATE_NEEDS_SELECT( bi ) ) {
                     oc_map->bom_create_keyval = ( oc_row.value_len[ 5 ] <= 0 ) 
                            ? NULL : ch_strdup( oc_row.cols[ 5 ] );
              }
              oc_map->bom_delete_proc = ( oc_row.value_len[ delete_proc_idx ] <= 0 ) ? NULL 
                     : ch_strdup( oc_row.cols[ delete_proc_idx ] );
              if ( lutil_atoix( &oc_map->bom_expect_return, oc_row.cols[ delete_proc_idx + 1 ], 0 ) != 0 ) {
                     Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
                            "unable to parse expect_return=\"%s\" for objectClass \"%s\"\n", 
                            oc_row.cols[ delete_proc_idx + 1 ], oc_row.cols[ 1 ], 0 );
                     return LDAP_OTHER;
              }

              if ( ( oc_row.ncols > create_hint_idx ) &&
                            ( oc_row.value_len[ create_hint_idx ] > 0 ) )
              {
                     const char    *text;

                     oc_map->bom_create_hint = NULL;
                     rc = slap_str2ad( oc_row.cols[ create_hint_idx ],
                                   &oc_map->bom_create_hint, &text );
                     if ( rc != SQL_SUCCESS ) {
                            Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
                                          "error matching "
                                          "AttributeDescription %s "
                                          "in create_hint: %s (%d)\n",
                                          oc_row.cols[ create_hint_idx ],
                                          text, rc );
                            backsql_PrintErrors( bi->sql_db_env, dbh,
                                          sth, rc );
                            return LDAP_OTHER;
                     }
              }

              /*
               * FIXME: first attempt to check for offending
               * instructions in {create|delete}_proc
               */

              oc_map->bom_attrs = NULL;
              if ( avl_insert( &bi->sql_oc_by_oc, oc_map, backsql_cmp_oc, avl_dup_error ) == -1 ) {
                     Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
                                   "duplicate objectClass \"%s\" in objectClass map\n",
                                   oc_map->bom_oc->soc_cname.bv_val, 0, 0 );
                     return LDAP_OTHER;
              }
              if ( avl_insert( &bi->sql_oc_by_id, oc_map, backsql_cmp_oc_id, avl_dup_error ) == -1 ) {
                     Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
                                   "duplicate objectClass \"%s\" in objectClass by ID map\n",
                                   oc_map->bom_oc->soc_cname.bv_val, 0, 0 );
                     return LDAP_OTHER;
              }
              oc_id = oc_map->bom_id;
              Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
                     "objectClass \"%s\":\n    keytbl=\"%s\" keycol=\"%s\"\n",
                     BACKSQL_OC_NAME( oc_map ),
                     oc_map->bom_keytbl.bv_val, oc_map->bom_keycol.bv_val );
              if ( oc_map->bom_create_proc ) {
                     Debug( LDAP_DEBUG_TRACE, "    create_proc=\"%s\"\n",
                            oc_map->bom_create_proc, 0, 0 );
              }
              if ( oc_map->bom_create_keyval ) {
                     Debug( LDAP_DEBUG_TRACE, "    create_keyval=\"%s\"\n",
                            oc_map->bom_create_keyval, 0, 0 );
              }
              if ( oc_map->bom_create_hint ) {
                     Debug( LDAP_DEBUG_TRACE, "    create_hint=\"%s\"\n", 
                            oc_map->bom_create_hint->ad_cname.bv_val,
                            0, 0 );
              }
              if ( oc_map->bom_delete_proc ) {
                     Debug( LDAP_DEBUG_TRACE, "    delete_proc=\"%s\"\n", 
                            oc_map->bom_delete_proc, 0, 0 );
              }
              Debug( LDAP_DEBUG_TRACE, "    expect_return: "
                     "add=%d, del=%d; attributes:\n",
                     BACKSQL_IS_ADD( oc_map->bom_expect_return ), 
                     BACKSQL_IS_DEL( oc_map->bom_expect_return ), 0 );
       }

       backsql_FreeRow( &oc_row );
       SQLFreeStmt( sth, SQL_DROP );

       /* prepare for attribute fetching */
       Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): at_query \"%s\"\n", 
                     bi->sql_at_query, 0, 0 );

       rc = backsql_Prepare( dbh, &sth, bi->sql_at_query, 0 );
       if ( rc != SQL_SUCCESS ) {
              Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
                     "error preparing at_query: \"%s\"\n", 
                     bi->sql_at_query, 0, 0 );
              backsql_PrintErrors( bi->sql_db_env, dbh, sth, rc );
              return LDAP_OTHER;
       }

       rc = backsql_BindParamNumID( sth, 1, SQL_PARAM_INPUT, &oc_id );
       if ( rc != SQL_SUCCESS ) {
              Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
                     "error binding param \"oc_id\" for at_query\n", 0, 0, 0 );
              backsql_PrintErrors( bi->sql_db_env, dbh, sth, rc );
              SQLFreeStmt( sth, SQL_DROP );
              return LDAP_OTHER;
       }

       bas.bas_bi = bi;
       bas.bas_dbh = dbh;
       bas.bas_sth = sth;
       bas.bas_oc_id = &oc_id;
       bas.bas_rc = LDAP_SUCCESS;

       (void)avl_apply( bi->sql_oc_by_oc, backsql_oc_get_attr_mapping,
                     &bas, BACKSQL_AVL_STOP, AVL_INORDER );

       SQLFreeStmt( sth, SQL_DROP );

       bi->sql_flags |= BSQLF_SCHEMA_LOADED;

       Debug( LDAP_DEBUG_TRACE, "<==backsql_load_schema_map()\n", 0, 0, 0 );

       return bas.bas_rc;
}

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static int backsql_make_attr_query ( backsql_info bi,
backsql_oc_map_rec oc_map,
backsql_at_map_rec at_map 
) [static]

Definition at line 125 of file schema-map.c.

{
       struct berbuf bb = BB_NULL;

       backsql_strfcat_x( &bb, NULL, "lblbbbblblbcbl", 
                     (ber_len_t)STRLENOF( "SELECT " ), "SELECT ", 
                     &at_map->bam_sel_expr, 
                     (ber_len_t)STRLENOF( " " ), " ",
                     &bi->sql_aliasing,
                     &bi->sql_aliasing_quote, 
                     &at_map->bam_ad->ad_cname,
                     &bi->sql_aliasing_quote,
                     (ber_len_t)STRLENOF( " FROM " ), " FROM ", 
                     &at_map->bam_from_tbls, 
                     (ber_len_t)STRLENOF( " WHERE " ), " WHERE ", 
                     &oc_map->bom_keytbl,
                     '.', 
                     &oc_map->bom_keycol,
                     (ber_len_t)STRLENOF( "=?" ), "=?" );

       if ( !BER_BVISNULL( &at_map->bam_join_where ) ) {
              backsql_strfcat_x( &bb, NULL, "lb",
                            (ber_len_t)STRLENOF( " AND " ), " AND ", 
                            &at_map->bam_join_where );
       }

       backsql_strfcat_x( &bb, NULL, "lbbb", 
                     (ber_len_t)STRLENOF( " ORDER BY " ), " ORDER BY ",
                     &bi->sql_aliasing_quote,
                     &at_map->bam_ad->ad_cname,
                     &bi->sql_aliasing_quote );

       at_map->bam_query = bb.bb_val.bv_val;

#ifdef BACKSQL_COUNTQUERY
       /* Query to count how many rows will be returned.

       SELECT COUNT(*) FROM <from_tbls> WHERE <keytbl>.<keycol>=?
              [ AND <join_where> ]

        */
       BER_BVZERO( &bb.bb_val );
       bb.bb_len = 0;
       backsql_strfcat_x( &bb, NULL, "lblbcbl", 
                     (ber_len_t)STRLENOF( "SELECT COUNT(*) FROM " ),
                            "SELECT COUNT(*) FROM ", 
                     &at_map->bam_from_tbls, 
                     (ber_len_t)STRLENOF( " WHERE " ), " WHERE ", 
                     &oc_map->bom_keytbl,
                     '.', 
                     &oc_map->bom_keycol,
                     (ber_len_t)STRLENOF( "=?" ), "=?" );

       if ( !BER_BVISNULL( &at_map->bam_join_where ) ) {
              backsql_strfcat_x( &bb, NULL, "lb",
                            (ber_len_t)STRLENOF( " AND " ), " AND ", 
                            &at_map->bam_join_where );
       }

       at_map->bam_countquery = bb.bb_val.bv_val;
#endif /* BACKSQL_COUNTQUERY */

       return 0;
}

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backsql_oc_map_rec* backsql_name2oc ( backsql_info bi,
struct berval oc_name 
)

Definition at line 790 of file schema-map.c.

{
       backsql_oc_map_rec   tmp, *res;

#ifdef BACKSQL_TRACE
       Debug( LDAP_DEBUG_TRACE, "==>oc_with_name(): "
              "searching for objectclass with name=\"%s\"\n",
              oc_name->bv_val, 0, 0 );
#endif /* BACKSQL_TRACE */

       tmp.bom_oc = oc_bvfind( oc_name );
       if ( tmp.bom_oc == NULL ) {
              return NULL;
       }

       res = (backsql_oc_map_rec *)avl_find( bi->sql_oc_by_oc, &tmp, backsql_cmp_oc );
#ifdef BACKSQL_TRACE
       if ( res != NULL ) {
              Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
                     "found name=\"%s\", id=%d\n", 
                     BACKSQL_OC_NAME( res ), res->bom_id, 0 );
       } else {
              Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
                     "not found\n", 0, 0, 0 );
       }
#endif /* BACKSQL_TRACE */
 
       return res;
}

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Definition at line 763 of file schema-map.c.

{
       backsql_oc_map_rec   tmp, *res;

#ifdef BACKSQL_TRACE
       Debug( LDAP_DEBUG_TRACE, "==>backsql_oc2oc(): "
              "searching for objectclass with name=\"%s\"\n",
              oc->soc_cname.bv_val, 0, 0 );
#endif /* BACKSQL_TRACE */

       tmp.bom_oc = oc;
       res = (backsql_oc_map_rec *)avl_find( bi->sql_oc_by_oc, &tmp, backsql_cmp_oc );
#ifdef BACKSQL_TRACE
       if ( res != NULL ) {
              Debug( LDAP_DEBUG_TRACE, "<==backsql_oc2oc(): "
                     "found name=\"%s\", id=%d\n", 
                     BACKSQL_OC_NAME( res ), res->bom_id, 0 );
       } else {
              Debug( LDAP_DEBUG_TRACE, "<==backsql_oc2oc(): "
                     "not found\n", 0, 0, 0 );
       }
#endif /* BACKSQL_TRACE */
 
       return res;
}

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static int backsql_oc_get_attr_mapping ( void v_oc,
void v_bas 
) [static]

Definition at line 305 of file schema-map.c.

{
       RETCODE                            rc;
       BACKSQL_ROW_NTS                    at_row;
       backsql_oc_map_rec          *oc_map = (backsql_oc_map_rec *)v_oc;
       backsql_at_map_rec          *at_map;
       struct backsql_attr_schema_info    *bas = (struct backsql_attr_schema_info *)v_bas;

       /* bas->bas_oc_id has been bound to bas->bas_sth */
       *bas->bas_oc_id = oc_map->bom_id;

       Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
              "executing at_query\n"
              "    \"%s\"\n"
              "    for objectClass \"%s\"\n"
              "    with param oc_id=" BACKSQL_IDNUMFMT "\n",
              bas->bas_bi->sql_at_query,
              BACKSQL_OC_NAME( oc_map ),
              *bas->bas_oc_id );

       rc = SQLExecute( bas->bas_sth );
       if ( rc != SQL_SUCCESS ) {
              Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
                     "error executing at_query\n"
                     "    \"%s\"\n"
                     "    for objectClass \"%s\"\n"
                     "    with param oc_id=" BACKSQL_IDNUMFMT "\n",
                     bas->bas_bi->sql_at_query,
                     BACKSQL_OC_NAME( oc_map ),
                     *bas->bas_oc_id );
              backsql_PrintErrors( bas->bas_bi->sql_db_env,
                            bas->bas_dbh, bas->bas_sth, rc );
              bas->bas_rc = LDAP_OTHER;
              return BACKSQL_AVL_STOP;
       }

       backsql_BindRowAsStrings( bas->bas_sth, &at_row );
       for ( ; rc = SQLFetch( bas->bas_sth ), BACKSQL_SUCCESS( rc ); ) {
              const char    *text = NULL;
              struct berval bv;
              struct berbuf bb = BB_NULL;
              AttributeDescription *ad = NULL;

              {
                     struct {
                            int idx;
                            char *name;
                     } required[] = {
                            { 0, "name" },
                            { 1, "sel_expr" },
                            { 2, "from" },
                            { -1, NULL },
                     };
                     int i;

                     for ( i = 0; required[ i ].name != NULL; i++ ) {
                            if ( at_row.value_len[ i ] <= 0 ) {
                                   Debug( LDAP_DEBUG_ANY,
                                          "backsql_oc_get_attr_mapping(): "
                                          "required column #%d \"%s\" is empty\n",
                                          required[ i ].idx, required[ i ].name, 0 );
                                   bas->bas_rc = LDAP_OTHER;
                                   return BACKSQL_AVL_STOP;
                            }
                     }
              }

              {
                     char          buf[ SLAP_TEXT_BUFLEN ];

                     snprintf( buf, sizeof( buf ),
                            "attributeType: "
                            "name=\"%s\" "
                            "sel_expr=\"%s\" "
                            "from=\"%s\" "
                            "join_where=\"%s\" "
                            "add_proc=\"%s\" "
                            "delete_proc=\"%s\" "
                            "sel_expr_u=\"%s\"",
                            at_row.cols[ 0 ],
                            at_row.cols[ 1 ],
                            at_row.cols[ 2 ],
                            at_row.cols[ 3 ] ? at_row.cols[ 3 ] : "",
                            at_row.cols[ 4 ] ? at_row.cols[ 4 ] : "",
                            at_row.cols[ 5 ] ? at_row.cols[ 5 ] : "",
                            at_row.cols[ 8 ] ? at_row.cols[ 8 ] : "");
                     Debug( LDAP_DEBUG_TRACE, "%s\n", buf, 0, 0 );
              }

              rc = slap_str2ad( at_row.cols[ 0 ], &ad, &text );
              if ( rc != LDAP_SUCCESS ) {
                     Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
                            "attribute \"%s\" for objectClass \"%s\" "
                            "is not defined in schema: %s\n", 
                            at_row.cols[ 0 ],
                            BACKSQL_OC_NAME( oc_map ), text );
                     bas->bas_rc = LDAP_CONSTRAINT_VIOLATION;
                     return BACKSQL_AVL_STOP;
              }
              at_map = (backsql_at_map_rec *)ch_calloc( 1,
                            sizeof( backsql_at_map_rec ) );
              at_map->bam_ad = ad;
              at_map->bam_true_ad = ad;
              if ( slap_syntax_is_binary( ad->ad_type->sat_syntax )
                     && !slap_ad_is_binary( ad ) )
              {
                     char          buf[ SLAP_TEXT_BUFLEN ];
                     struct berval bv;
                     const char    *text = NULL;

                     bv.bv_val = buf;
                     bv.bv_len = snprintf( buf, sizeof( buf ), "%s;binary",
                            ad->ad_cname.bv_val );
                     at_map->bam_true_ad = NULL;
                     bas->bas_rc = slap_bv2ad( &bv, &at_map->bam_true_ad, &text );
                     if ( bas->bas_rc != LDAP_SUCCESS ) {
                            Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
                                   "unable to fetch attribute \"%s\": %s (%d)\n",
                                   buf, text, rc );
                            return BACKSQL_AVL_STOP;
                     }
              }

              ber_str2bv( at_row.cols[ 1 ], 0, 1, &at_map->bam_sel_expr );
              if ( at_row.value_len[ 8 ] <= 0 ) {
                     BER_BVZERO( &at_map->bam_sel_expr_u );

              } else {
                     ber_str2bv( at_row.cols[ 8 ], 0, 1, 
                                   &at_map->bam_sel_expr_u );
              }

              ber_str2bv( at_row.cols[ 2 ], 0, 0, &bv );
              backsql_merge_from_clause( bas->bas_bi, &bb, &bv );
              at_map->bam_from_tbls = bb.bb_val;
              if ( at_row.value_len[ 3 ] <= 0 ) {
                     BER_BVZERO( &at_map->bam_join_where );

              } else {
                     ber_str2bv( at_row.cols[ 3 ], 0, 1, 
                                   &at_map->bam_join_where );
              }
              at_map->bam_add_proc = NULL;
              if ( at_row.value_len[ 4 ] > 0 ) {
                     at_map->bam_add_proc = ch_strdup( at_row.cols[ 4 ] );
              }
              at_map->bam_delete_proc = NULL;
              if ( at_row.value_len[ 5 ] > 0 ) {
                     at_map->bam_delete_proc = ch_strdup( at_row.cols[ 5 ] );
              }
              if ( lutil_atoix( &at_map->bam_param_order, at_row.cols[ 6 ], 0 ) != 0 ) {
                     /* error */
              }
              if ( lutil_atoix( &at_map->bam_expect_return, at_row.cols[ 7 ], 0 ) != 0 ) {
                     /* error */
              }
              backsql_make_attr_query( bas->bas_bi, oc_map, at_map );
              Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
                     "preconstructed query \"%s\"\n",
                     at_map->bam_query, 0, 0 );
              at_map->bam_next = NULL;
              if ( avl_insert( &oc_map->bom_attrs, at_map, backsql_cmp_attr, backsql_dup_attr ) == BACKSQL_DUPLICATE ) {
                     Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
                                   "duplicate attribute \"%s\" "
                                   "in objectClass \"%s\" map\n",
                                   at_map->bam_ad->ad_cname.bv_val,
                                   oc_map->bom_oc->soc_cname.bv_val, 0 );
              }

              if ( !BER_BVISNULL( &bas->bas_bi->sql_upper_func ) &&
                            BER_BVISNULL( &at_map->bam_sel_expr_u ) )
              {
                     struct berbuf bb = BB_NULL;

                     backsql_strfcat_x( &bb, NULL, "bcbc",
                                   &bas->bas_bi->sql_upper_func,
                                   '(' /* ) */ ,
                                   &at_map->bam_sel_expr,
                                   /* ( */ ')' );
                     at_map->bam_sel_expr_u = bb.bb_val;
              }
       }
       backsql_FreeRow( &at_row );
       SQLFreeStmt( bas->bas_sth, SQL_CLOSE );

       Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(\"%s\"): "
              "autoadding 'objectClass' and 'ref' mappings\n",
              BACKSQL_OC_NAME( oc_map ), 0, 0 );

       (void)backsql_add_sysmaps( bas->bas_bi, oc_map );

       return BACKSQL_AVL_CONTINUE;
}

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Definition at line 934 of file schema-map.c.

{
       struct supad2at_t    va = { 0 };
       int                  rc;

       assert( objclass != NULL );
       assert( supad != NULL );
       assert( pret != NULL );

       *pret = NULL;

       va.ad = supad;

       rc = avl_apply( objclass->bom_attrs, supad2at_f, &va,
                     SUPAD2AT_STOP, AVL_INORDER );
       if ( rc == SUPAD2AT_STOP ) {
              return -1;
       }

       *pret = va.ret;

       return 0;
}

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static int supad2at_f ( void v_at,
void v_arg 
) [static]

Definition at line 888 of file schema-map.c.

{
       backsql_at_map_rec   *at = (backsql_at_map_rec *)v_at;
       struct supad2at_t    *va = (struct supad2at_t *)v_arg;

       if ( is_at_subtype( at->bam_ad->ad_type, va->ad->ad_type ) ) {
              backsql_at_map_rec   **ret = NULL;
              unsigned             i;

              /* if already listed, holler! (should never happen) */
              if ( va->ret ) {
                     for ( i = 0; i < va->n; i++ ) {
                            if ( va->ret[ i ]->bam_ad == at->bam_ad ) {
                                   break;
                            }
                     }

                     if ( i < va->n ) {
                            return 0;
                     }
              }

              ret = ch_realloc( va->ret,
                            sizeof( backsql_at_map_rec * ) * ( va->n + 2 ) );
              if ( ret == NULL ) {
                     ch_free( va->ret );
                     va->ret = NULL;
                     va->n = 0;
                     return SUPAD2AT_STOP;
              }

              ret[ va->n ] = at;
              va->n++;
              ret[ va->n ] = NULL;
              va->ret = ret;
       }

       return 0;
}

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