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When escaping a string in a multi-byte character set, escape all bytes of

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a character that appears to be a multi-byte character based on its first
byte, but is not actually a valid multi-byte character. (Bug #8378)
This commit is contained in:
jimw@mysql.com
2005-02-09 16:14:13 -08:00
parent dcc65b77a6
commit 5bb39302ab
2 changed files with 69 additions and 0 deletions
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49
tests/mysql_client_test.c
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@ -11532,6 +11532,54 @@ static void test_bug6761(void)
myquery(rc);
}
/*
Test mysql_real_escape_string() with gbk charset
The important part is that 0x27 (') is the second-byte in a invvalid
two-byte GBK character here. But 0xbf5c is a valid GBK character, so
it needs to be escaped as 0x5cbf5c27
*/
#define TEST_BUG8317_IN "\xef\xbb\xbf\x27"
#define TEST_BUG8317_OUT "\xef\xbb\x5c\xbf\x5c\x27"
static void test_bug8317()
{
MYSQL *lmysql;
char out[9]; /* strlen(TEST_BUG8317)*2+1 */
int len;
myheader("test_bug8317");
if (!opt_silent)
fprintf(stdout, "\n Establishing a test connection ...");
if (!(lmysql= mysql_init(NULL)))
{
myerror("mysql_init() failed");
exit(1);
}
if (mysql_options(lmysql, MYSQL_SET_CHARSET_NAME, "gbk"))
{
myerror("mysql_options() failed");
exit(1);
}
if (!(mysql_real_connect(lmysql, opt_host, opt_user,
opt_password, current_db, opt_port,
opt_unix_socket, 0)))
{
myerror("connection failed");
exit(1);
}
if (!opt_silent)
fprintf(stdout, " OK");
len= mysql_real_escape_string(lmysql, out, TEST_BUG8317_IN, 4);
/* No escaping should have actually happened. */
DIE_UNLESS(memcmp(out, TEST_BUG8317_OUT, len) == 0);
mysql_close(lmysql);
}
/*
Read and parse arguments and MySQL options from my.cnf
*/
@ -11739,6 +11787,7 @@ static struct my_tests_st my_tests[]= {
{ "test_conversion", test_conversion },
{ "test_rewind", test_rewind },
{ "test_bug6761", test_bug6761 },
{ "test_bug8317", test_bug8317 },
{ 0, 0 }
};