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Merge gshchepa@bk-internal.mysql.com:/home/bk/mysql-5.0-opt
into gleb.loc:/home/uchum/work/bk/mysql-5.0-opt
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commit
a2051ec57c
3 changed files with 23 additions and 2 deletions
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@ -2529,15 +2529,18 @@ static void dump_table(char *table, char *db)
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plus 2 bytes for '0x' prefix.
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- In non-HEX mode we need up to 2 bytes per character,
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plus 2 bytes for leading and trailing '\'' characters.
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Also we need to reserve 1 byte for terminating '\0'.
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*/
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dynstr_realloc_checked(&extended_row,length * 2+2);
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dynstr_realloc_checked(&extended_row,length * 2 + 2 + 1);
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if (opt_hex_blob && is_blob)
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{
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dynstr_append_checked(&extended_row, "0x");
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extended_row.length+= mysql_hex_string(extended_row.str +
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extended_row.length,
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row[i], length);
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extended_row.str[extended_row.length]= '\0';
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DBUG_ASSERT(extended_row.length+1 <= extended_row.max_length);
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/* mysql_hex_string() already terminated string by '\0' */
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DBUG_ASSERT(extended_row.str[extended_row.length] == '\0');
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}
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else
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{
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@ -3310,5 +3310,16 @@ drop user user1;
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drop user user2;
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drop database mysqldump_test_db;
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#
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# Bug #28522: buffer overrun by '\0' byte using --hex-blob.
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#
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CREATE TABLE t1 (c1 INT, c2 LONGBLOB);
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INSERT INTO t1 SET c1=11, c2=REPEAT('q',509);
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CREATE TABLE `t1` (
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`c1` int(11) default NULL,
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`c2` longblob
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);
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INSERT INTO `t1` VALUES (11,0x7171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171717171);
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DROP TABLE t1;
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#
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# End of 5.0 tests
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#
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@ -1528,7 +1528,14 @@ drop user user2;
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drop database mysqldump_test_db;
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--echo #
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--echo # Bug #28522: buffer overrun by '\0' byte using --hex-blob.
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--echo #
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CREATE TABLE t1 (c1 INT, c2 LONGBLOB);
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INSERT INTO t1 SET c1=11, c2=REPEAT('q',509);
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--exec $MYSQL_DUMP --skip-create --compact --hex-blob test t1
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DROP TABLE t1;
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--echo #
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--echo # End of 5.0 tests
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