34 lines
1.2 KiB
Text
34 lines
1.2 KiB
Text
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This patch was downloaded from SourceForge, to which it was submitted
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Matt <mws at rochester.rr.com>, who wrote:
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This patch fixes the Jet4 tab_num_rows_offset constant
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and changes mdb_read_row so it checks the row number
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against the number of rows in the table.
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I have some MDB files for which the normal logic in
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mdb_read_row fails. This patch solves the problem.
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--- src/libmdb/data.c 2003-01-12 17:59:43.000000000 -0500
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+++ src/libmdb/data.c 2003-01-23 14:42:57.000000000 -0500
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@@ -171,6 +171,9 @@
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unsigned char null_mask[33]; /* 256 columns max / 8 bits per byte */
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unsigned char isnull;
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+ if (table->num_rows <= row)
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+ return 0;
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+
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row_start = mdb_get_int16(mdb, (fmt->row_count_offset + 2) + (row*2));
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row_end = mdb_find_end_of_row(mdb, row);
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--- src/libmdb/file.c 2003-01-12 17:59:43.000000000 -0500
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+++ src/libmdb/file.c 2003-01-23 14:43:04.000000000 -0500
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@@ -20,7 +20,7 @@
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#include "mdbtools.h"
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MdbFormatConstants MdbJet4Constants = {
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- 4096, 0x0c, 12, 45, 47, 51, 55, 56, 63, 12, 15, 23, 5, 25
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+ 4096, 0x0c, 16, 45, 47, 51, 55, 56, 63, 12, 15, 23, 5, 25
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};
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MdbFormatConstants MdbJet3Constants = {
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2048, 0x08, 12, 25, 27, 31, 35, 36, 43, 8, 13, 16, 1, 18
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