Changeset d69c698 in mainline for uspace/lib/usbdev/include/usb/dev/request.h

Timestamp:

2012-03-16T20:52:36Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

33cffa7

Parents:

bfb3d60

Message:

lbusbdev: Add more packed attributes and a compile time check for the structure size

File:

• uspace/lib/usbdev/include/usb/dev/request.h (modified) (2 diffs)

uspace/lib/usbdev/include/usb/dev/request.h

@@ -93 +93 @@
         uint8_t request;
         /** Main parameter to the request. */
-        union {
+        union __attribute__ ((packed)) {
                 uint16_t value;
                 /* FIXME: add #ifdefs according to host endianness */
-                struct {
+                struct __attribute__ ((packed)) {
                         uint8_t value_low;
                         uint8_t value_high;
@@ -108 +108 @@
         uint16_t length;
 } __attribute__ ((packed)) usb_device_request_setup_packet_t;
+
+int assert[(sizeof(usb_device_request_setup_packet_t) == 8) ? 1: -1];
 
 int usb_control_request_set(usb_pipe_t *,