180 lines
5.1 KiB
C
180 lines
5.1 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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/***
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This file is part of systemd.
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Copyright 2013 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include "util.h"
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#include "bus-type.h"
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bool bus_type_is_valid(char c) {
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static const char valid[] = {
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SD_BUS_TYPE_BYTE,
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SD_BUS_TYPE_BOOLEAN,
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SD_BUS_TYPE_INT16,
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SD_BUS_TYPE_UINT16,
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SD_BUS_TYPE_INT32,
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SD_BUS_TYPE_UINT32,
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SD_BUS_TYPE_INT64,
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SD_BUS_TYPE_UINT64,
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SD_BUS_TYPE_DOUBLE,
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SD_BUS_TYPE_STRING,
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SD_BUS_TYPE_OBJECT_PATH,
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SD_BUS_TYPE_SIGNATURE,
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SD_BUS_TYPE_ARRAY,
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SD_BUS_TYPE_VARIANT,
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SD_BUS_TYPE_STRUCT,
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SD_BUS_TYPE_DICT_ENTRY,
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SD_BUS_TYPE_UNIX_FD
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};
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return !!memchr(valid, c, sizeof(valid));
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}
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bool bus_type_is_valid_in_signature(char c) {
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static const char valid[] = {
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SD_BUS_TYPE_BYTE,
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SD_BUS_TYPE_BOOLEAN,
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SD_BUS_TYPE_INT16,
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SD_BUS_TYPE_UINT16,
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SD_BUS_TYPE_INT32,
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SD_BUS_TYPE_UINT32,
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SD_BUS_TYPE_INT64,
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SD_BUS_TYPE_UINT64,
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SD_BUS_TYPE_DOUBLE,
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SD_BUS_TYPE_STRING,
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SD_BUS_TYPE_OBJECT_PATH,
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SD_BUS_TYPE_SIGNATURE,
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SD_BUS_TYPE_ARRAY,
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SD_BUS_TYPE_VARIANT,
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SD_BUS_TYPE_STRUCT_BEGIN,
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SD_BUS_TYPE_STRUCT_END,
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SD_BUS_TYPE_DICT_ENTRY_BEGIN,
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SD_BUS_TYPE_DICT_ENTRY_END,
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SD_BUS_TYPE_UNIX_FD
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};
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return !!memchr(valid, c, sizeof(valid));
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}
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bool bus_type_is_basic(char c) {
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static const char valid[] = {
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SD_BUS_TYPE_BYTE,
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SD_BUS_TYPE_BOOLEAN,
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SD_BUS_TYPE_INT16,
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SD_BUS_TYPE_UINT16,
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SD_BUS_TYPE_INT32,
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SD_BUS_TYPE_UINT32,
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SD_BUS_TYPE_INT64,
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SD_BUS_TYPE_UINT64,
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SD_BUS_TYPE_DOUBLE,
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SD_BUS_TYPE_STRING,
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SD_BUS_TYPE_OBJECT_PATH,
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SD_BUS_TYPE_SIGNATURE,
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SD_BUS_TYPE_UNIX_FD
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};
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return !!memchr(valid, c, sizeof(valid));
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}
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bool bus_type_is_trivial(char c) {
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static const char valid[] = {
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SD_BUS_TYPE_BYTE,
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SD_BUS_TYPE_BOOLEAN,
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SD_BUS_TYPE_INT16,
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SD_BUS_TYPE_UINT16,
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SD_BUS_TYPE_INT32,
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SD_BUS_TYPE_UINT32,
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SD_BUS_TYPE_INT64,
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SD_BUS_TYPE_UINT64,
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SD_BUS_TYPE_DOUBLE
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};
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return !!memchr(valid, c, sizeof(valid));
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}
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bool bus_type_is_container(char c) {
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static const char valid[] = {
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SD_BUS_TYPE_ARRAY,
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SD_BUS_TYPE_VARIANT,
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SD_BUS_TYPE_STRUCT,
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SD_BUS_TYPE_DICT_ENTRY
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};
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return !!memchr(valid, c, sizeof(valid));
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}
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int bus_type_get_alignment(char c) {
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switch (c) {
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case SD_BUS_TYPE_BYTE:
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case SD_BUS_TYPE_SIGNATURE:
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case SD_BUS_TYPE_VARIANT:
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return 1;
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case SD_BUS_TYPE_INT16:
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case SD_BUS_TYPE_UINT16:
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return 2;
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case SD_BUS_TYPE_BOOLEAN:
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case SD_BUS_TYPE_INT32:
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case SD_BUS_TYPE_UINT32:
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case SD_BUS_TYPE_STRING:
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case SD_BUS_TYPE_OBJECT_PATH:
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case SD_BUS_TYPE_ARRAY:
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case SD_BUS_TYPE_UNIX_FD:
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return 4;
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case SD_BUS_TYPE_INT64:
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case SD_BUS_TYPE_UINT64:
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case SD_BUS_TYPE_DOUBLE:
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case SD_BUS_TYPE_STRUCT:
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case SD_BUS_TYPE_STRUCT_BEGIN:
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case SD_BUS_TYPE_DICT_ENTRY:
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case SD_BUS_TYPE_DICT_ENTRY_BEGIN:
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return 8;
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}
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return -EINVAL;
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}
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int bus_type_get_size(char c) {
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switch (c) {
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case SD_BUS_TYPE_BYTE:
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return 1;
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case SD_BUS_TYPE_INT16:
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case SD_BUS_TYPE_UINT16:
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return 2;
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case SD_BUS_TYPE_BOOLEAN:
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case SD_BUS_TYPE_INT32:
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case SD_BUS_TYPE_UINT32:
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case SD_BUS_TYPE_UNIX_FD:
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return 4;
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case SD_BUS_TYPE_INT64:
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case SD_BUS_TYPE_UINT64:
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case SD_BUS_TYPE_DOUBLE:
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return 8;
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}
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return -EINVAL;
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}
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