Merge branch 'e1000-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik...

[pandora-kernel.git] / include / net / iw_handler.h

diff --git a/include/net/iw_handler.h b/include/net/iw_handler.h
index 10559e9..f23d07c 100644 (file)
--- a/include/net/iw_handler.h
+++ b/include/net/iw_handler.h
@@ -1,10 +1,10 @@
 /*
  * This file define the new driver API for Wireless Extensions
  *
- * Version :   7       18.3.05
+ * Version :   8       16.3.07
  *
  * Authors :   Jean Tourrilhes - HPL - <jt@hpl.hp.com>
- * Copyright (c) 2001-2006 Jean Tourrilhes, All Rights Reserved.
+ * Copyright (c) 2001-2007 Jean Tourrilhes, All Rights Reserved.
  */
 
 #ifndef _IW_HANDLER_H
@@ -207,7 +207,7 @@
  * will be needed...
  * I just plan to increment with each new version.
  */
-#define IW_HANDLER_VERSION     7
+#define IW_HANDLER_VERSION     8
 
 /*
  * Changes :
@@ -239,6 +239,10 @@
  *     - Remove (struct iw_point *)->pointer from events and streams
  *     - Remove spy_offset from struct iw_handler_def
  *     - Add "check" version of event macros for ieee802.11 stack
+ *
+ * V7 to V8
+ * ----------
+ *     - Prevent leaking of kernel space in stream on 64 bits.
  */
 
 /**************************** CONSTANTS ****************************/
@@ -427,26 +431,7 @@ struct iw_public_data {
  * Those may be called only within the kernel.
  */
 
-/* First : function strictly used inside the kernel */
-
-/* Handle /proc/net/wireless, called in net/code/dev.c */
-extern int dev_get_wireless_info(char * buffer, char **start, off_t offset,
-                                int length);
-
-/* Handle IOCTLs, called in net/core/dev.c */
-extern int wireless_process_ioctl(struct ifreq *ifr, unsigned int cmd);
-
-/* Handle RtNetlink requests, called in net/core/rtnetlink.c */
-extern int wireless_rtnetlink_set(struct net_device *  dev,
-                                 char *                data,
-                                 int                   len);
-extern int wireless_rtnetlink_get(struct net_device *  dev,
-                                 char *                data,
-                                 int                   len,
-                                 char **               p_buf,
-                                 int *                 p_len);
-
-/* Second : functions that may be called by driver modules */
+/* functions that may be called by driver modules */
 
 /* Send a single event to user space */
 extern void wireless_send_event(struct net_device *    dev,
@@ -500,7 +485,11 @@ iwe_stream_add_event(char *        stream,         /* Stream of events */
        /* Check if it's possible */
        if(likely((stream + event_len) < ends)) {
                iwe->len = event_len;
-               memcpy(stream, (char *) iwe, event_len);
+               /* Beware of alignement issues on 64 bits */
+               memcpy(stream, (char *) iwe, IW_EV_LCP_PK_LEN);
+               memcpy(stream + IW_EV_LCP_LEN,
+                      ((char *) iwe) + IW_EV_LCP_LEN,
+                      event_len - IW_EV_LCP_LEN);
                stream += event_len;
        }
        return stream;
@@ -521,10 +510,10 @@ iwe_stream_add_point(char *       stream,         /* Stream of events */
        /* Check if it's possible */
        if(likely((stream + event_len) < ends)) {
                iwe->len = event_len;
-               memcpy(stream, (char *) iwe, IW_EV_LCP_LEN);
+               memcpy(stream, (char *) iwe, IW_EV_LCP_PK_LEN);
                memcpy(stream + IW_EV_LCP_LEN,
                       ((char *) iwe) + IW_EV_LCP_LEN + IW_EV_POINT_OFF,
-                      IW_EV_POINT_LEN - IW_EV_LCP_LEN);
+                      IW_EV_POINT_PK_LEN - IW_EV_LCP_PK_LEN);
                memcpy(stream + IW_EV_POINT_LEN, extra, iwe->u.data.length);
                stream += event_len;
        }
@@ -574,7 +563,11 @@ iwe_stream_check_add_event(char *  stream,         /* Stream of events */
        /* Check if it's possible, set error if not */
        if(likely((stream + event_len) < ends)) {
                iwe->len = event_len;
-               memcpy(stream, (char *) iwe, event_len);
+               /* Beware of alignement issues on 64 bits */
+               memcpy(stream, (char *) iwe, IW_EV_LCP_PK_LEN);
+               memcpy(stream + IW_EV_LCP_LEN,
+                      ((char *) iwe) + IW_EV_LCP_LEN,
+                      event_len - IW_EV_LCP_LEN);
                stream += event_len;
        } else
                *perr = -E2BIG;
@@ -598,10 +591,10 @@ iwe_stream_check_add_point(char * stream,         /* Stream of events */
        /* Check if it's possible */
        if(likely((stream + event_len) < ends)) {
                iwe->len = event_len;
-               memcpy(stream, (char *) iwe, IW_EV_LCP_LEN);
+               memcpy(stream, (char *) iwe, IW_EV_LCP_PK_LEN);
                memcpy(stream + IW_EV_LCP_LEN,
                       ((char *) iwe) + IW_EV_LCP_LEN + IW_EV_POINT_OFF,
-                      IW_EV_POINT_LEN - IW_EV_LCP_LEN);
+                      IW_EV_POINT_PK_LEN - IW_EV_LCP_PK_LEN);
                memcpy(stream + IW_EV_POINT_LEN, extra, iwe->u.data.length);
                stream += event_len;
        } else