diff options
Diffstat (limited to 'udevd.h')
| -rw-r--r-- | udevd.h | 42 |
1 files changed, 29 insertions, 13 deletions
@@ -26,32 +26,48 @@ #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 UDEVSEND_WAIT_MAX_SECONDS 3 +#define UDEVSEND_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 +#define UDEVD_INIT_TIME 5 +#define UDEVD_INIT_EVENT_TIMEOUT 2 /* timeout to wait for missing events */ -#define EVENT_TIMEOUT_SEC 10 +#define UDEVD_EVENT_TIMEOUT 5 +/* maximum limit of runnig childs */ +#define UDEVD_MAX_CHILDS 64 /* 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 8 /* environment buffer, should match the kernel's size in lib/kobject_uevent.h */ -#define HOTPLUG_BUFFER_SIZE 1024 -#define HOTPLUG_NUM_ENVP 32 +#define UEVENT_BUFFER_SIZE 1024 +#define UEVENT_NUM_ENVP 32 -struct udevsend_msg { - char magic[20]; - char envbuf[HOTPLUG_BUFFER_SIZE+256]; +enum udevd_msg_type { + UDEVD_UNKNOWN, + UDEVD_UEVENT_UDEVSEND, + UDEVD_UEVENT_INITSEND, + UDEVD_UEVENT_NETLINK, + UDEVD_STOP_EXEC_QUEUE, + UDEVD_START_EXEC_QUEUE, + UDEVD_SET_LOG_LEVEL, + UDEVD_SET_MAX_CHILDS, }; -struct hotplug_msg { + +struct udevd_msg { + char magic[32]; + enum udevd_msg_type type; + char envbuf[UEVENT_BUFFER_SIZE+512]; +}; + +struct uevent_msg { + enum udevd_msg_type type; struct list_head node; pid_t pid; long queue_time; @@ -61,6 +77,6 @@ struct hotplug_msg { unsigned long long seqnum; char *physdevpath; unsigned int timeout; - char *envp[HOTPLUG_NUM_ENVP+1]; + char *envp[UEVENT_NUM_ENVP+1]; char envbuf[]; }; |