release/src/router/hotplug2/hotplug2.h

   1 /*****************************************************************************\
   2 *  _  _       _          _              ___                                   *
   3 * | || | ___ | |_  _ __ | | _  _  __ _ |_  )                                  *
   4 * | __ |/ _ \|  _|| '_ \| || || |/ _` | / /                                   *
   5 * |_||_|\___/ \__|| .__/|_| \_,_|\__, |/___|                                  *
   6 *                 |_|            |___/                                        *
   7 \*****************************************************************************/
   8
   9
  10 #ifndef HOTPLUG2_H
  11 #define HOTPLUG2_H 1
  12
  13 /*
  14  * Various compatibility definitions.
  15  */
  16 #ifndef SO_RCVBUFFORCE
  17 #if defined(__alpha__) || defined(__hppa__) || defined(__sparc__) || defined(__sparc_v9__)
  18 #define SO_RCVBUFFORCE                  0x100b
  19 #else
  20 #define SO_RCVBUFFORCE                  33
  21 #endif
  22 #endif
  23
  24 #ifndef SO_SNDBUFFORCE
  25 #if defined(__alpha__) || defined(__hppa__) || defined(__sparc__) || defined(__sparc_v9__)
  26 #define SO_SNDBUFFORCE                  0x100a
  27 #else
  28 #define SO_SNDBUFFORCE                  32
  29 #endif
  30 #endif
  31
  32 #ifndef NETLINK_KOBJECT_UEVENT
  33 #define NETLINK_KOBJECT_UEVENT          15
  34 #endif
  35
  36 #ifndef O_NOATIME
  37 #define O_NOATIME                       01000000
  38 #endif
  39
  40 #define ERROR(action, fmt, arg...)      fprintf(stderr, "[%s]: " fmt"\n", action, ##arg);
  41 #define INFO(action, fmt, arg...)       fprintf(stdout, "[%s]: " fmt"\n", action, ##arg);
  42 #ifdef DEBUG
  43 #define DBG(action, fmt, arg...)        fprintf(stdout, "[%s]: " fmt"\n", action, ##arg);
  44 #else
  45 #define DBG(action, fmt, arg...)
  46 #endif
  47
  48 #define HOTPLUG2_MSG_BACKLOG    64
  49 #define UEVENT_BUFFER_SIZE              2048
  50 #define HOTPLUG2_THROTTLE_INTERVAL      50
  51 #define HOTPLUG2_RULE_PATH              "/etc/hotplug2.rules"
  52
  53 #define ACTION_ADD                      0
  54 #define ACTION_REMOVE                   1
  55 #define ACTION_UNKNOWN                  -1
  56
  57 #define UDEVTRIGGER_COMMAND             "/sbin/udevtrigger", "/sbin/udevtrigger"
  58
  59 #define FORK_CHILD                      0
  60 #define FORK_ERROR                      -1
  61 #define FORK_FINISHED                   -2
  62
  63 #define event_seqnum_t                  unsigned long long
  64
  65 #define sysfs_seqnum_path               "/sys/kernel/uevent_seqnum"
  66
  67 struct env_var_t {
  68         char *key;
  69         char *value;
  70 };
  71
  72 struct hotplug2_event_t {
  73         int action;
  74         event_seqnum_t seqnum;
  75         struct env_var_t *env_vars;
  76         int env_vars_c;
  77         char *plain;
  78         int plain_s;
  79         struct hotplug2_event_t *next;
  80 };
  81
  82 struct options_t {
  83         char *name;
  84         int *value;
  85 };
  86
  87 char *get_hotplug2_value_by_key(struct hotplug2_event_t *, char *);
  88
  89 #endif /* ifndef HOTPLUG2_H */
  90