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resync...no idea what's in here, it's been sitting on the shelf for a while

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brianb
2003-04-29 17:55:09 +00:00
parent f02d552891
commit aa19a0892f
17 changed files with 509 additions and 189 deletions
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36
src/libmdb/table.c
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@@ -55,18 +55,18 @@ int rownum, row_start, row_end;
table = mdb_alloc_tabledef(entry);
mdb_read_pg(mdb, entry->table_pg);
len = mdb_get_int16(mdb,8);
len = mdb_pg_get_int16(mdb,8);
table->num_rows = mdb_get_int32(mdb, fmt->tab_num_rows_offset);
table->num_cols = mdb_get_int16(mdb, fmt->tab_num_cols_offset);
table->num_idxs = mdb_get_int32(mdb, fmt->tab_num_idxs_offset);
table->num_real_idxs = mdb_get_int32(mdb, fmt->tab_num_ridxs_offset);
table->num_rows = mdb_pg_get_int32(mdb, fmt->tab_num_rows_offset);
table->num_cols = mdb_pg_get_int16(mdb, fmt->tab_num_cols_offset);
table->num_idxs = mdb_pg_get_int32(mdb, fmt->tab_num_idxs_offset);
table->num_real_idxs = mdb_pg_get_int32(mdb, fmt->tab_num_ridxs_offset);
/* grab a copy of the usage map */
rownum = mdb->pg_buf[fmt->tab_usage_map_offset];
mdb_read_alt_pg(mdb, mdb_get_int24(mdb, fmt->tab_usage_map_offset + 1));
mdb_read_alt_pg(mdb, mdb_pg_get_int24(mdb, fmt->tab_usage_map_offset + 1));
mdb_swap_pgbuf(mdb);
row_start = mdb_get_int16(mdb, (fmt->row_count_offset + 2) + (rownum*2));
row_start = mdb_pg_get_int16(mdb, (fmt->row_count_offset + 2) + (rownum*2));
row_end = mdb_find_end_of_row(mdb, rownum);
table->map_sz = row_end - row_start + 1;
table->usage_map = malloc(table->map_sz);
@@ -77,22 +77,24 @@ int rownum, row_start, row_end;
/* swap back */
mdb_swap_pgbuf(mdb);
#if MDB_DEBUG_USAGE
printf ("usage map found on page %ld start %d end %d\n", mdb_get_int24(mdb, fmt->tab_usage_map_offset + 1), row_start, row_end);
printf ("usage map found on page %ld start %d end %d\n", mdb_pg_get_int24(mdb, fmt->tab_usage_map_offset + 1), row_start, row_end);
#endif
/* now grab the free space page map */
#if 0
mdb_swap_pgbuf(mdb);
rownum = mdb->pg_buf[fmt->tab_free_map_offset];
mdb_read_alt_pg(mdb, mdb_get_int24(mdb, fmt->tab_free_map_offset + 1));
mdb_read_alt_pg(mdb, mdb_pg_get_int24(mdb, fmt->tab_free_map_offset + 1));
mdb_swap_pgbuf(mdb);
row_start = mdb_get_int16(mdb, (fmt->row_count_offset + 2) + (rownum*2));
row_start = mdb_pg_get_int16(mdb, (fmt->row_count_offset + 2) + (rownum*2));
row_end = mdb_find_end_of_row(mdb, rownum);
table->freemap_sz = row_end - row_start + 1;
table->free_usage_map = malloc(table->freemap_sz);
memcpy(table->free_usage_map, &mdb->pg_buf[row_start], table->freemap_sz);
#endif
table->first_data_pg = mdb_get_int16(mdb, fmt->tab_first_dpg_offset);
table->first_data_pg = mdb_pg_get_int16(mdb, fmt->tab_first_dpg_offset);
return table;
}
@@ -105,7 +107,7 @@ int
read_pg_if(MdbHandle *mdb, int *cur_pos, int offset)
{
if (*cur_pos + offset >= mdb->fmt->pg_size) {
mdb_read_pg(mdb, mdb_get_int32(mdb,4));
mdb_read_pg(mdb, mdb_pg_get_int32(mdb,4));
*cur_pos = 8 - (mdb->fmt->pg_size - (*cur_pos));
return 1;
}
@@ -121,7 +123,7 @@ read_pg_if_32(MdbHandle *mdb, int *cur_pos)
rc += read_pg_if(mdb, cur_pos, i);
c[i] = mdb->pg_buf[(*cur_pos) + i];
}
return _mdb_get_int32(c, 0);
return mdb_get_int32(c, 0);
}
guint16
read_pg_if_16(MdbHandle *mdb, int *cur_pos)
@@ -147,7 +149,7 @@ read_pg_if_n(MdbHandle *mdb, unsigned char *buf, int *cur_pos, int len)
}
half = (mdb->fmt->pg_size - *cur_pos - 1);
memcpy(buf, &mdb->pg_buf[*cur_pos], half);
mdb_read_pg(mdb, mdb_get_int32(mdb,4));
mdb_read_pg(mdb, mdb_pg_get_int32(mdb,4));
memcpy(buf, &mdb->pg_buf[8], len - half);
*cur_pos = 8 - (mdb->fmt->pg_size - (*cur_pos));
return 1;
@@ -235,7 +237,7 @@ GSList *slist = NULL;
/* name wrapped over page */
if (len < name_sz) {
/* read the next pg */
mdb_read_pg(mdb, mdb_get_int32(mdb,4));
mdb_read_pg(mdb, mdb_pg_get_int32(mdb,4));
cur_name = 8 - (fmt->pg_size - cur_name);
if (len % 2) cur_name++;
/* get the rest of the name */
@@ -258,7 +260,7 @@ GSList *slist = NULL;
/* name wrapped over page */
if (len < name_sz) {
/* read the next pg */
mdb_read_pg(mdb, mdb_get_int32(mdb,4));
mdb_read_pg(mdb, mdb_pg_get_int32(mdb,4));
cur_name = 8 - (fmt->pg_size - cur_name);
/* get the rest of the name */
memcpy(&pcol->name[len], &mdb->pg_buf[cur_name], name_sz - len);
@@ -316,7 +318,7 @@ guint32 pgnum;
}
if (table->usage_map) {
printf("pages reserved by this object\n");
pgnum = _mdb_get_int32(table->usage_map,1);
pgnum = mdb_get_int32(table->usage_map,1);
/* the first 5 bytes of the usage map mean something */
coln = 0;
for (i=5;i<table->map_sz;i++) {