mariadb/sql/des_key_file.cc
unknown a63ecdd3b1 Added FLUSH DES_KEY_FILE.
New HEX() function.
Final (?) cleanup of des_encrypt() / des_decrypt().
Added missing files to Makefiles.


Docs/Makefile.am:
  Add missing files
Docs/manual.texi:
  Added information about HEX() and des_encrypt() / des_decrypt().
include/mysql_com.h:
  Added FLUSH DES_KEY_FILE
myisam/ft_update.c:
  Removed compiler warnings
mysql-test/mysql-test-run.sh:
  Fixes needed for des_key tests.
mysql-test/r/func_crypt.result:
  Moved crypt test from func_str to func_crypt
mysql-test/r/func_encrypt.result:
  Moved crypt test from func_str to func_crypt
mysql-test/r/func_str.result:
  Moved crypt test from func_str to func_crypt
mysql-test/t/func_crypt.test:
  Moved crypt test from func_str to func_crypt
mysql-test/t/func_encrypt.test:
  New tests
mysql-test/t/func_str.test:
  Moved crypt test from func_str to func_crypt
sql/des_key_file.cc:
  Changes needed for FLUSH DES_KEY_FILE
sql/item_create.cc:
  New HEX() function
sql/item_strfunc.cc:
  Changes needed for FLUSH DES_KEY_FILE
sql/item_strfunc.h:
  New HEX() function
sql/item_timefunc.cc:
  cleanup
sql/lex.h:
  FLUSH DES_KEY_FILE
sql/mysql_priv.h:
  FLUSH DES_KEY_FILE
sql/mysqld.cc:
  FLUSH DES_KEY_FILE
sql/sql_parse.cc:
  Cleanup sql_yacc.yy
sql/sql_yacc.yy:
  Cleanup sql_yacc.yy
2001-12-13 15:53:18 +02:00

107 lines
3.2 KiB
C++

/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include <mysql_priv.h>
#include <m_ctype.h>
#ifdef HAVE_OPENSSL
struct st_des_keyschedule des_keyschedule[10];
uint des_default_key;
pthread_mutex_t LOCK_des_key_file;
static int initialized;
/*
Function which loads DES keys from plaintext file into memory on MySQL
server startup and on command FLUSH DES_KEY_FILE.
Blame tonu@spam.ee on bugs ;)
RETURN
0 ok
1 Error
*/
bool
load_des_key_file(const char *file_name)
{
bool result=1;
File file;
IO_CACHE io;
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);
}
VOID(pthread_mutex_lock(&LOCK_des_key_file));
if ((file=my_open(file_name,O_RDONLY | O_BINARY ,MYF(MY_WME))) < 0 ||
init_io_cache(&io, file, IO_SIZE*2, READ_CACHE, 0, 0, MYF(MY_WME)))
goto error;
bzero((char*) des_keyschedule,sizeof(struct st_des_keyschedule) * 10);
des_default_key=15; // Impossible key
for (;;)
{
char *start, *end;
char buf[1024], offset;
st_des_keyblock keyblock;
uint length;
if (!(length=my_b_gets(&io,buf,sizeof(buf)-1)))
break; // End of file
offset=buf[0];
if (offset >= '0' && offset <= '9') // If ok key
{
offset=(char) (offset - '0');
// Remove newline and possible other control characters
for (start=buf+1 ; isspace(*start) ; start++) ;
end=buf+length;
for (end=strend(buf) ; end > start && !isgraph(end[-1]) ; end--) ;
if (start != end)
{
des_cblock ivec;
bzero((char*) &ivec,sizeof(ivec));
// We make good 24-byte (168 bit) key from given plaintext key with MD5
EVP_BytesToKey(EVP_des_ede3_cbc(),EVP_md5(),NULL,
(uchar *) start, (int) (end-start),1,
(uchar *) &keyblock,
ivec);
des_set_key_unchecked(&keyblock.key1,des_keyschedule[(int)offset].ks1);
des_set_key_unchecked(&keyblock.key2,des_keyschedule[(int)offset].ks2);
des_set_key_unchecked(&keyblock.key3,des_keyschedule[(int)offset].ks3);
if (des_default_key == 15)
des_default_key= (uint) offset; // use first as def.
}
}
else if (offset != '#')
sql_print_error("load_des_file: Found wrong key_number: %c",offset);
}
result=0;
error:
if (file >= 0)
{
my_close(file,MYF(0));
end_io_cache(&io);
}
VOID(pthread_mutex_unlock(&LOCK_des_key_file));
DBUG_RETURN(result);
}
#endif /* HAVE_OPENSSL */