X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=udevd.h;h=c1f0fd6a1263b55d7bf66b2f71695d70ff2eb06a;hb=cea61f5c0303d7e2f0886688e789c091d7e4b9e2;hp=b782d7aacda5193d2201bbc38d47dc837c4d4295;hpb=3b47c7394d042b8a3fcf426920a926d4ffedacad;p=elogind.git diff --git a/udevd.h b/udevd.h index b782d7aac..c1f0fd6a1 100644 --- a/udevd.h +++ b/udevd.h @@ -1,11 +1,8 @@ /* * udevd.h * - * Userspace devfs - * * Copyright (C) 2004 Ling, Xiaofeng - * Copyright (C) 2004 Kay Sievers - * + * Copyright (C) 2004-2005 Kay Sievers * * 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 @@ -24,49 +21,51 @@ #include "list.h" -#define UDEV_MAGIC "udevd_" UDEV_VERSION -#define UDEVD_SOCK_PATH "udevd" -#define SEND_WAIT_MAX_SECONDS 3 -#define SEND_WAIT_LOOP_PER_SECOND 10 - #define UDEVD_PRIORITY -4 #define UDEV_PRIORITY -2 -/* duration of initialization phase with shorter timeout */ -#define INIT_TIME_SEC 5 -#define EVENT_INIT_TIMEOUT_SEC 2 - -/* timeout to wait for missing events */ -#define EVENT_TIMEOUT_SEC 10 +#define EVENT_QUEUE_DIR ".udev/queue" +#define EVENT_FAILED_DIR ".udev/failed" +#define EVENT_SEQNUM ".udev/uevent_seqnum" +/* maximum limit of forked childs */ +#define UDEVD_MAX_CHILDS 256 /* start to throttle forking if maximum number of running childs in our session is reached */ -#define THROTTLE_MAX_RUNNING_CHILDS 10 +#define UDEVD_MAX_CHILDS_RUNNING 16 -/* environment buffer, should match the kernel's size in lib/kobject_uevent.h */ -#define UEVENT_BUFFER_SIZE 1024 +/* linux/include/linux/kobject.h */ +#define UEVENT_BUFFER_SIZE 2048 #define UEVENT_NUM_ENVP 32 -enum udevd_msg_type { - UDEVD_UNKNOWN, - UDEVD_UEVENT, - UDEVD_STOP_EXEC_QUEUE, - UDEVD_START_EXEC_QUEUE, -}; +#define UDEVD_CTRL_SOCK_PATH "/org/kernel/udev/udevd" +#define UDEVD_CTRL_MAGIC "udevd_" UDEV_VERSION +enum udevd_ctrl_msg_type { + UDEVD_CTRL_UNKNOWN, + UDEVD_CTRL_STOP_EXEC_QUEUE, + UDEVD_CTRL_START_EXEC_QUEUE, + UDEVD_CTRL_SET_LOG_LEVEL, + UDEVD_CTRL_SET_MAX_CHILDS, + UDEVD_CTRL_SET_MAX_CHILDS_RUNNING, + UDEVD_CTRL_RELOAD_RULES, +}; -struct udevd_msg { +struct udevd_ctrl_msg { char magic[32]; - enum udevd_msg_type type; - char envbuf[UEVENT_BUFFER_SIZE+512]; + enum udevd_ctrl_msg_type type; + char buf[256]; }; -struct uevent_msg { +struct udevd_uevent_msg { struct list_head node; pid_t pid; - long queue_time; + int exitstatus; + time_t queue_time; char *action; char *devpath; char *subsystem; + char *driver; + dev_t devt; unsigned long long seqnum; char *physdevpath; unsigned int timeout;