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diff --git a/sys/kern/kern_devctl.c b/sys/kern/kern_devctl.c
--- a/sys/kern/kern_devctl.c
+++ b/sys/kern/kern_devctl.c
@@ -134,6 +134,10 @@
static struct cdev *devctl_dev;
static void devaddq(const char *type, const char *what, device_t dev);
+static struct devctlbridge {
+ send_event_f *send_f;
+} devctl_notify_hook = { .send_f = NULL };
+
static void
devctl_init(void)
{
@@ -435,6 +439,8 @@
if (system == NULL || subsystem == NULL || type == NULL)
return;
+ if (devctl_notify_hook.send_f != NULL)
+ devctl_notify_hook.send_f(system, subsystem, type, data);
dei = devctl_alloc_dei_sb(&sb);
if (dei == NULL)
return;
@@ -478,6 +484,7 @@
struct dev_event_info *dei;
const char *parstr;
struct sbuf sb;
+ size_t beginlen;
dei = devctl_alloc_dei_sb(&sb);
if (dei == NULL)
@@ -485,6 +492,7 @@
sbuf_cpy(&sb, type);
sbuf_cat(&sb, what);
sbuf_cat(&sb, " at ");
+ beginlen = sbuf_len(&sb);
/* Add in the location */
bus_child_location(dev, &sb);
@@ -503,6 +511,23 @@
sbuf_putc(&sb, '\n');
if (sbuf_finish(&sb) != 0)
goto bad;
+ if (devctl_notify_hook.send_f != NULL) {
+ const char *t;
+
+ switch (*type) {
+ case '+':
+ t = "ATTACH";
+ break;
+ case '-':
+ t = "DETACH";
+ break;
+ default:
+ t = "NOMATCH";
+ break;
+ }
+ devctl_notify_hook.send_f("device",
+ what, t, sbuf_data(&sb) + beginlen);
+ }
devctl_queue(dei);
return;
bad:
@@ -568,3 +593,16 @@
sbuf_putc(sb, *src++);
}
}
+
+void
+devctl_set_notify_hook(send_event_f *hook)
+{
+ devctl_notify_hook.send_f = hook;
+}
+
+void
+devctl_unset_notify_hook(void)
+{
+ devctl_notify_hook.send_f = NULL;
+}
+
diff --git a/sys/sys/devctl.h b/sys/sys/devctl.h
--- a/sys/sys/devctl.h
+++ b/sys/sys/devctl.h
@@ -12,11 +12,39 @@
* devctl hooks. Typically one should use the devctl_notify
* hook to send the message.
*/
+
+static const char *devctl_systems[] = {
+ "ACPI",
+ "AEON",
+ "CAM",
+ "CARP",
+ "coretemp",
+ "DEVFS",
+ "device",
+ "ETHERNET",
+ "GEOM",
+ "HYPERV_NIC_VF",
+ "IFNET",
+ "INFINIBAND",
+ "KERNEL",
+ "nvme",
+ "PMU",
+ "RCTL",
+ "USB",
+ "VFS",
+ "VT",
+ "ZFS",
+};
+
bool devctl_process_running(void);
void devctl_notify(const char *__system, const char *__subsystem,
const char *__type, const char *__data);
struct sbuf;
void devctl_safe_quote_sb(struct sbuf *__sb, const char *__src);
+typedef void send_event_f(const char *system, const char *subsystem,
+ const char *type, const char *data);
+void devctl_set_notify_hook(send_event_f *hook);
+void devctl_unset_notify_hook(void);
#endif
#endif /* _SYS_DEVCTL_H_ */

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