headers/private/system/system_info.h

   1 /*
   2  * Copyright 2008-2010, Haiku, Inc. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef _SYSTEM_INFO_H
   6 #define _SYSTEM_INFO_H
   7
   8
   9 #include <OS.h>
  10
  11
  12 enum {
  13         // team creation or deletion; object == -1; either one also triggers on
  14         // exec()
  15         B_WATCH_SYSTEM_TEAM_CREATION            = 0x01,
  16         B_WATCH_SYSTEM_TEAM_DELETION            = 0x02,
  17
  18         // thread creation or deletion or property (name, priority) changes;
  19         // object == team ID or -1 for all teams
  20         B_WATCH_SYSTEM_THREAD_CREATION          = 0x04,
  21         B_WATCH_SYSTEM_THREAD_DELETION          = 0x08,
  22         B_WATCH_SYSTEM_THREAD_PROPERTIES        = 0x10,
  23
  24         B_WATCH_SYSTEM_ALL
  25                 = B_WATCH_SYSTEM_TEAM_CREATION
  26                 | B_WATCH_SYSTEM_TEAM_DELETION
  27                 | B_WATCH_SYSTEM_THREAD_CREATION
  28                 | B_WATCH_SYSTEM_THREAD_DELETION
  29                 | B_WATCH_SYSTEM_THREAD_PROPERTIES
  30 };
  31
  32 enum {
  33         // message what for the notification messages
  34         B_SYSTEM_OBJECT_UPDATE                          = 'SOUP',
  35
  36         // "opcode" values
  37         B_TEAM_CREATED                                          = 0,
  38         B_TEAM_DELETED                                          = 1,
  39         B_TEAM_EXEC                                                     = 2,
  40         B_THREAD_CREATED                                        = 3,
  41         B_THREAD_DELETED                                        = 4,
  42         B_THREAD_NAME_CHANGED                           = 5
  43 };
  44
  45
  46 #ifdef __cplusplus
  47 extern "C" {
  48 #endif
  49
  50
  51 status_t __get_system_info(system_info* info);
  52 status_t __get_cpu_info(uint32 firstCPU, uint32 cpuCount, cpu_info* info);
  53 status_t __get_cpu_topology_info(cpu_topology_node_info* topologyInfos,
  54                         uint32* topologyInfoCount);
  55
  56 status_t __start_watching_system(int32 object, uint32 flags, port_id port,
  57                         int32 token);
  58 status_t __stop_watching_system(int32 object, uint32 flags, port_id port,
  59                         int32 token);
  60
  61
  62 #ifdef __cplusplus
  63 }
  64 #endif
  65
  66
  67 #endif  /* _SYSTEM_INFO_H */