mirror of
https://github.com/mdbtools/mdbtools.git
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155 lines
4.4 KiB
C
155 lines
4.4 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 program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/* this utility dumps the C headers for an existing database */
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/* it will create three files - types.h and dump_types.[ch] */
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#include <string.h>
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#include "mdbtools.h"
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void copy_header (FILE *f)
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{
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fprintf (f, "/******************************************************************/\n");
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fprintf (f, "/* THIS IS AN AUTOMATICALLY GENERATED FILE. DO NOT EDIT IT!!!!!! */\n");
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fprintf (f, "/******************************************************************/\n");
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}
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int
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main (int argc, char **argv)
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{
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unsigned int i, j, k;
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unsigned int unsupported = 0;
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MdbHandle *mdb;
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MdbCatalogEntry *entry;
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MdbTableDef *table;
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MdbColumn *col;
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FILE *typesfile;
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FILE *headerfile;
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FILE *cfile;
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if (argc < 2) {
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fprintf (stderr, "Usage: %s <file>\n",argv[0]);
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exit (1);
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}
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fputs("mdb-header is deprecated and will disappear in a future version of mdbtools.\n", stderr);
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fputs("Please drop us a line if you have any use of it.\n", stderr);
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fputs("See https://github.com/mdbtools/mdbtools/issues/197\n", stderr);
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fputs("\n", stderr);
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/* open the database */
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mdb = mdb_open (argv[1], MDB_NOFLAGS);
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if (!mdb) {
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exit(1);
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}
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typesfile = fopen ("types.h", "w");
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headerfile = fopen ("dumptypes.h", "w");
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cfile = fopen ("dumptypes.c", "w");
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copy_header (typesfile);
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copy_header (headerfile);
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fprintf (headerfile, "#include \"types.h\"\n");
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copy_header (cfile);
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fprintf (cfile, "#include <stdio.h>\n");
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fprintf (cfile, "#include \"dumptypes.h\"\n");
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/* read the catalog */
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mdb_read_catalog (mdb, MDB_TABLE);
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/* loop over each entry in the catalog */
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for (i=0; i < mdb->num_catalog; i++)
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{
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entry = g_ptr_array_index (mdb->catalog, i);
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if (!mdb_is_user_table(entry))
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continue;
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fprintf (typesfile, "typedef struct _%s\n", entry->object_name);
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fprintf (typesfile, "{\n");
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fprintf (headerfile, "void dump_%s (%s x);\n",
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entry->object_name, entry->object_name);
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fprintf (cfile, "void dump_%s (%s x)\n{\n",
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entry->object_name, entry->object_name);
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fprintf (cfile, "\tfprintf (stdout, \"**************** %s ****************\\n\");\n", entry->object_name);
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table = mdb_read_table (entry);
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/* get the columns */
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mdb_read_columns (table);
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/* loop over the columns, dumping the names and types */
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for (k = 0; k < table->num_cols; k++)
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{
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col = g_ptr_array_index (table->columns, k);
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fprintf (cfile, "\tfprintf (stdout, \"x.");
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for (j = 0; j < strlen (col->name); j++)
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{
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fprintf (cfile, "%c", tolower (col->name [j]));
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}
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fprintf (cfile, " = \");\n");
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switch (col->col_type)
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{
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case MDB_INT:
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fprintf (typesfile, "\tint\t");
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fprintf (cfile, "\tdump_int (x.");
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break;
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case MDB_LONGINT:
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fprintf (typesfile, "\tlong\t");
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fprintf (cfile, "\tdump_long (x.");
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break;
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case MDB_TEXT:
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case MDB_MEMO:
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fprintf (typesfile, "\tchar *\t");
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fprintf (cfile, "\tdump_string (x.");
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break;
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default:
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fprintf(stderr, "ERROR: unsupported type: 0x%02x\n", col->col_type);
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unsupported = 1;
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break;
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}
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for (j = 0; j < strlen (col->name); j++)
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{
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fprintf (typesfile, "%c", tolower (col->name [j]));
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fprintf (cfile, "%c", tolower (col->name [j]));
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}
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fprintf (typesfile, ";\n");
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fprintf (cfile, ");\n");
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}
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fprintf (typesfile, "\n} %s ;\n", entry->object_name);
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fprintf (typesfile, "\n");
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fprintf (cfile, "}\n\n");
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mdb_free_tabledef(table);
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}
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fclose (headerfile);
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fclose (typesfile);
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fclose (cfile);
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mdb_close (mdb);
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exit(unsupported);
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}
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