diff options
Diffstat (limited to 'dbus/dbus-uuidgen.c')
-rw-r--r-- | dbus/dbus-uuidgen.c | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/dbus/dbus-uuidgen.c b/dbus/dbus-uuidgen.c new file mode 100644 index 00000000..8da83960 --- /dev/null +++ b/dbus/dbus-uuidgen.c @@ -0,0 +1,123 @@ +/* -*- mode: C; c-file-style: "gnu" -*- */ +/* dbus-uuidgen.c The guts of the dbus-uuidgen binary live in libdbus, in this file. + * + * Copyright (C) 2006 Red Hat, Inc. + * + * Licensed under the Academic Free License version 2.1 + * + * 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 "dbus-uuidgen.h" +#include "dbus-internals.h" +#include "dbus-string.h" +#include "dbus-protocol.h" + +#ifdef DBUS_WIN +#error "dbus-uuidgen should not be needed on Windows" +#endif + +/** + * @defgroup DBusInternalsUuidgen dbus-uuidgen implementation + * @ingroup DBusInternals + * @brief Functions for dbus-uuidgen binary + * + * These are not considered part of the ABI, and if you call them + * you will get screwed by future changes. + * + * @{ + */ + +static dbus_bool_t +return_uuid (DBusGUID *uuid, + char **uuid_p, + DBusError *error) +{ + if (uuid_p) + { + DBusString encoded; + _dbus_string_init (&encoded); + if (!_dbus_uuid_encode (uuid, &encoded) || + !_dbus_string_steal_data (&encoded, uuid_p)) + { + _DBUS_SET_OOM (error); + _dbus_string_free (&encoded); + return FALSE; + } + _dbus_string_free (&encoded); + } + return TRUE; +} + +/** + * For use by the dbus-uuidgen binary ONLY, do not call this. + * We can and will change this function without modifying + * the libdbus soname. + * + * @param filename the file or #NULL for the machine ID file + * @param uuid_p out param to return the uuid + * @param create_if_not_found whether to create it if not already there + * @param error error return + * @param returns #FALSE if error is set + */ +dbus_bool_t +dbus_internal_do_not_use_get_uuid (const char *filename, + char **uuid_p, + dbus_bool_t create_if_not_found, + DBusError *error) +{ + DBusGUID uuid; + + if (filename) + { + DBusString filename_str; + _dbus_string_init_const (&filename_str, filename); + if (!_dbus_read_uuid_file (&filename_str, &uuid, create_if_not_found, error)) + goto error; + } + else + { + if (!_dbus_read_local_machine_uuid (&uuid, create_if_not_found, error)) + goto error; + } + + if (!return_uuid(&uuid, uuid_p, error)) + goto error; + + return TRUE; + + error: + _DBUS_ASSERT_ERROR_IS_SET (error); + return FALSE; +} + +/** + * For use by the dbus-uuidgen binary ONLY, do not call this. + * We can and will change this function without modifying + * the libdbus soname. + * + * @param uuid_p out param to return the uuid + * @param returns #FALSE if no memory + */ +dbus_bool_t +dbus_internal_do_not_use_create_uuid (char **uuid_p) +{ + DBusGUID uuid; + + _dbus_generate_uuid (&uuid); + return return_uuid (&uuid, uuid_p, NULL); +} + +/** @} */ |