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70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
/* MDB Tools - A library for reading MS Access database file
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* Copyright (C) 2000 Brian Bruns
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include "mdbtools.h"
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GPtrArray *mdb_read_indices(MdbTableDef *table)
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{
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MdbHandle *mdb = table->entry->mdb;
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MdbIndex idx, *pidx;
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int len, i;
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int cur_pos;
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int name_sz;
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/* FIX ME -- doesn't handle multipage table headers */
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table->indices = g_ptr_array_new();
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cur_pos = table->index_start;
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for (i=0;i<table->num_real_idxs;i++) {
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memset(&idx, '\0', sizeof(MdbIndex));
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idx.index_num = i;
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cur_pos += 34;
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idx.first_pg = mdb_get_int32(mdb, cur_pos);
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cur_pos += 5;
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mdb_append_index(table->indices, &idx);
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}
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for (i=0;i<table->num_idxs;i++) {
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pidx = g_ptr_array_index (table->indices, i);
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cur_pos += 19;
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if (mdb->pg_buf[cur_pos++]==0x01)
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pidx->primary_key=1;
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}
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for (i=0;i<table->num_idxs;i++) {
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pidx = g_ptr_array_index (table->indices, i);
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name_sz=mdb->pg_buf[cur_pos++];
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memcpy(pidx->name, &mdb->pg_buf[cur_pos], name_sz);
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pidx->name[name_sz]='\0';
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//fprintf(stderr, "index name %s\n", pidx->name);
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cur_pos += name_sz;
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}
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}
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void mdb_index_dump(MdbIndex *idx)
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{
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int i;
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fprintf(stdout,"index number %d\n", idx->index_num);
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fprintf(stdout,"index name %s\n", idx->name);
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fprintf(stdout,"index first page %d\n", idx->first_pg);
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if (idx->primary_key) fprintf(stdout,"index is a primary key\n");
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}
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