tools/testing/selftests/kdbus/kdbus-enum.c

   1 /*
   2  * Copyright (C) 2013-2015 Kay Sievers
   3  *
   4  * kdbus is free software; you can redistribute it and/or modify it under
   5  * the terms of the GNU Lesser General Public License as published by the
   6  * Free Software Foundation; either version 2.1 of the License, or (at
   7  * your option) any later version.
   8  */
   9
  10 #include <stdio.h>
  11 #include <string.h>
  12 #include <fcntl.h>
  13 #include <stdlib.h>
  14 #include <stddef.h>
  15 #include <unistd.h>
  16 #include <stdint.h>
  17 #include <errno.h>
  18
  19 #include "kdbus-util.h"
  20 #include "kdbus-enum.h"
  21
  22 struct kdbus_enum_table {
  23         long long id;
  24         const char *name;
  25 };
  26
  27 #define TABLE(what) static struct kdbus_enum_table kdbus_table_##what[]
  28 #define ENUM(_id) { .id = _id, .name = STRINGIFY(_id) }
  29 #define LOOKUP(what)                                                    \
  30         const char *enum_##what(long long id)                           \
  31         {                                                               \
  32                 for (size_t i = 0; i < ELEMENTSOF(kdbus_table_##what); i++) \
  33                         if (id == kdbus_table_##what[i].id)             \
  34                                 return kdbus_table_##what[i].name;      \
  35                 return "UNKNOWN";                                       \
  36         }
  37
  38 TABLE(CMD) = {
  39         ENUM(KDBUS_CMD_BUS_MAKE),
  40         ENUM(KDBUS_CMD_ENDPOINT_MAKE),
  41         ENUM(KDBUS_CMD_HELLO),
  42         ENUM(KDBUS_CMD_SEND),
  43         ENUM(KDBUS_CMD_RECV),
  44         ENUM(KDBUS_CMD_LIST),
  45         ENUM(KDBUS_CMD_NAME_RELEASE),
  46         ENUM(KDBUS_CMD_CONN_INFO),
  47         ENUM(KDBUS_CMD_MATCH_ADD),
  48         ENUM(KDBUS_CMD_MATCH_REMOVE),
  49 };
  50 LOOKUP(CMD);
  51
  52 TABLE(MSG) = {
  53         ENUM(_KDBUS_ITEM_NULL),
  54         ENUM(KDBUS_ITEM_PAYLOAD_VEC),
  55         ENUM(KDBUS_ITEM_PAYLOAD_OFF),
  56         ENUM(KDBUS_ITEM_PAYLOAD_MEMFD),
  57         ENUM(KDBUS_ITEM_FDS),
  58         ENUM(KDBUS_ITEM_BLOOM_PARAMETER),
  59         ENUM(KDBUS_ITEM_BLOOM_FILTER),
  60         ENUM(KDBUS_ITEM_DST_NAME),
  61         ENUM(KDBUS_ITEM_MAKE_NAME),
  62         ENUM(KDBUS_ITEM_ATTACH_FLAGS_SEND),
  63         ENUM(KDBUS_ITEM_ATTACH_FLAGS_RECV),
  64         ENUM(KDBUS_ITEM_ID),
  65         ENUM(KDBUS_ITEM_NAME),
  66         ENUM(KDBUS_ITEM_TIMESTAMP),
  67         ENUM(KDBUS_ITEM_CREDS),
  68         ENUM(KDBUS_ITEM_PIDS),
  69         ENUM(KDBUS_ITEM_AUXGROUPS),
  70         ENUM(KDBUS_ITEM_OWNED_NAME),
  71         ENUM(KDBUS_ITEM_TID_COMM),
  72         ENUM(KDBUS_ITEM_PID_COMM),
  73         ENUM(KDBUS_ITEM_EXE),
  74         ENUM(KDBUS_ITEM_CMDLINE),
  75         ENUM(KDBUS_ITEM_CGROUP),
  76         ENUM(KDBUS_ITEM_CAPS),
  77         ENUM(KDBUS_ITEM_SECLABEL),
  78         ENUM(KDBUS_ITEM_AUDIT),
  79         ENUM(KDBUS_ITEM_CONN_DESCRIPTION),
  80         ENUM(KDBUS_ITEM_NAME_ADD),
  81         ENUM(KDBUS_ITEM_NAME_REMOVE),
  82         ENUM(KDBUS_ITEM_NAME_CHANGE),
  83         ENUM(KDBUS_ITEM_ID_ADD),
  84         ENUM(KDBUS_ITEM_ID_REMOVE),
  85         ENUM(KDBUS_ITEM_REPLY_TIMEOUT),
  86         ENUM(KDBUS_ITEM_REPLY_DEAD),
  87 };
  88 LOOKUP(MSG);
  89
  90 TABLE(PAYLOAD) = {
  91         ENUM(KDBUS_PAYLOAD_KERNEL),
  92         ENUM(KDBUS_PAYLOAD_DBUS),
  93 };
  94 LOOKUP(PAYLOAD);