[PATCH] udevd: serialization of the event sequence of a chain of devices

[elogind.git] / udevd.h

diff --git a/udevd.h b/udevd.h
index 8b82ff9a7015ae19a85626cc644fc487bc153c21..1c4b1b88c22d23352f4b57098ae63c4894204890 100644 (file)
--- a/udevd.h
+++ b/udevd.h
@@ -25,17 +25,29 @@
 #include "list.h"
 
 #define UDEV_MAGIC                     "udevd_" UDEV_VERSION
-#define EVENT_TIMEOUT_SEC              5
-#define UDEVSEND_CONNECT_RETRY         20 /* x 100 millisec */
+#define EVENT_TIMEOUT_SEC              10
 #define UDEVD_SOCK_PATH                        "udevd"
+#define SEND_WAIT_MAX_SECONDS          3
+#define SEND_WAIT_LOOP_PER_SECOND      10
 
-struct hotplug_msg {
+/* environment buffer, should match the kernel's size in lib/kobject_uevent.h */
+#define HOTPLUG_BUFFER_SIZE            1024
+#define HOTPLUG_NUM_ENVP               32
+
+struct udevsend_msg {
        char magic[20];
+       char envbuf[HOTPLUG_BUFFER_SIZE+256];
+};
+
+struct hotplug_msg {
        struct list_head list;
        pid_t pid;
-       int seqnum;
-       time_t queue_time;
-       char action[ACTION_SIZE];
-       char devpath[DEVPATH_SIZE];
-       char subsystem[SUBSYSTEM_SIZE];
+       long queue_time;
+       char *action;
+       char *devpath;
+       char *subsystem;
+       unsigned long long seqnum;
+       char *physdevpath;
+       char *envp[HOTPLUG_NUM_ENVP+1];
+       char envbuf[];
 };