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Merge mysql.com:/home/jimw/my/mysql-4.1-11643

Browse source 
into  mysql.com:/home/jimw/my/mysql-4.1-clean


sql/item_strfunc.cc:
  Auto merged
BitKeeper/etc/config:
  Resolve conflict
This commit is contained in:
unknown 2005-07-12 09:31:07 -07:00
commit 41b038b548
5 changed files with 36 additions and 6 deletions
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3
mysql-test/r/func_des_encrypt.result Normal file
View file

@ -0,0 +1,3 @@
select des_encrypt('hello');
des_encrypt('hello')
€Ö2nV“Ø}

9
mysql-test/t/func_des_encrypt.test Normal file
View file

@ -0,0 +1,9 @@
-- source include/have_openssl.inc
# This test can't be in func_encrypt.test, because it requires
# --des-key-file to not be set.
#
# Bug #11643: des_encrypt() causes server to die
#
select des_encrypt('hello');

18
sql/des_key_file.cc
View file

@ -22,7 +22,17 @@
struct st_des_keyschedule des_keyschedule[10];
uint des_default_key;
pthread_mutex_t LOCK_des_key_file;
static int initialized;
static int initialized= 0;
void
init_des_key_file()
{
if (!initialized)
{
initialized=1;
pthread_mutex_init(&LOCK_des_key_file,MY_MUTEX_INIT_FAST);
}
}
/*
Function which loads DES keys from plaintext file into memory on MySQL
@ -45,11 +55,7 @@ load_des_key_file(const char *file_name)
DBUG_ENTER("load_des_key_file");
DBUG_PRINT("enter",("name: %s",file_name));
if (!initialized)
{
initialized=1;
pthread_mutex_init(&LOCK_des_key_file,MY_MUTEX_INIT_FAST);
}
init_des_key_file();
VOID(pthread_mutex_lock(&LOCK_des_key_file));
if ((file=my_open(file_name,O_RDONLY | O_BINARY ,MYF(MY_WME))) < 0 ||

11
sql/item_strfunc.cc
View file

@ -388,6 +388,9 @@ String *Item_func_des_encrypt::val_str(String *str)
if (arg_count == 1)
{
/* Make sure LOCK_des_key_file was initialized. */
init_des_key_file();
/* Protect against someone doing FLUSH DES_KEY_FILE */
VOID(pthread_mutex_lock(&LOCK_des_key_file));
keyschedule= des_keyschedule[key_number=des_default_key];
@ -398,6 +401,10 @@ String *Item_func_des_encrypt::val_str(String *str)
key_number= (uint) args[1]->val_int();
if (key_number > 9)
goto error;
/* Make sure LOCK_des_key_file was initialized. */
init_des_key_file();
VOID(pthread_mutex_lock(&LOCK_des_key_file));
keyschedule= des_keyschedule[key_number];
VOID(pthread_mutex_unlock(&LOCK_des_key_file));
@ -485,6 +492,10 @@ String *Item_func_des_decrypt::val_str(String *str)
// Check if automatic key and that we have privilege to uncompress using it
if (!(current_thd->master_access & SUPER_ACL) || key_number > 9)
goto error;
/* Make sure LOCK_des_key_file was initialized. */
init_des_key_file();
VOID(pthread_mutex_lock(&LOCK_des_key_file));
keyschedule= des_keyschedule[key_number];
VOID(pthread_mutex_unlock(&LOCK_des_key_file));

1
sql/mysql_priv.h
View file

@ -624,6 +624,7 @@ extern char *des_key_file;
extern struct st_des_keyschedule des_keyschedule[10];
extern uint des_default_key;
extern pthread_mutex_t LOCK_des_key_file;
void init_des_key_file();
bool load_des_key_file(const char *file_name);
void free_des_key_file();
#endif /* HAVE_OPENSSL */