diff options
Diffstat (limited to 'src/core')
-rw-r--r-- | src/core/netbios.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/core/netbios.c b/src/core/netbios.c new file mode 100644 index 0000000..0d4e208 --- /dev/null +++ b/src/core/netbios.c @@ -0,0 +1,60 @@ +/* + * Copyright (C) 2018 Michael Brown <mbrown@fensystems.co.uk>. + * + * 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 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., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. + */ + +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); + +/** @file + * + * NetBIOS user names + * + */ + +#include <stddef.h> +#include <string.h> +#include <ipxe/netbios.h> + +/** + * Split NetBIOS [domain\]username into separate domain and username fields + * + * @v username NetBIOS [domain\]username string + * @ret domain Domain portion of string, or NULL if no domain present + * + * This function modifies the original string by removing the + * separator. The caller may restore the string using + * netbios_domain_undo(). + */ +const char * netbios_domain ( char **username ) { + char *domain_username = *username; + char *sep; + + /* Find separator, if present */ + sep = strchr ( domain_username, '\\' ); + if ( ! sep ) + return NULL; + + /* Overwrite separator with NUL terminator and update username string */ + *sep = '\0'; + *username = ( sep + 1 ); + + return domain_username; +} |