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/include/linux/atmapi.h

https://bitbucket.org/cyanogenmod/android_kernel_asus_tf300t
C Header | 29 lines | 9 code | 8 blank | 12 comment | 1 complexity | cdbafa97210215a310ea535a6414ae7f MD5 | raw file
Possible License(s): LGPL-2.0, AGPL-1.0, GPL-2.0
 1/* atmapi.h - ATM API user space/kernel compatibility */
 2 
 3/* Written 1999,2000 by Werner Almesberger, EPFL ICA */
 4 
 5
 6#ifndef _LINUX_ATMAPI_H
 7#define _LINUX_ATMAPI_H
 8
 9#if defined(__sparc__) || defined(__ia64__)
10/* such alignment is not required on 32 bit sparcs, but we can't
11   figure that we are on a sparc64 while compiling user-space programs. */
12#define __ATM_API_ALIGN	__attribute__((aligned(8)))
13#else
14#define __ATM_API_ALIGN
15#endif
16
17
18/*
19 * Opaque type for kernel pointers. Note that _ is never accessed. We need
20 * the struct in order hide the array, so that we can make simple assignments
21 * instead of being forced to use memcpy. It also improves error reporting for
22 * code that still assumes that we're passing unsigned longs.
23 *
24 * Convention: NULL pointers are passed as a field of all zeroes.
25 */
26 
27typedef struct { unsigned char _[8]; } __ATM_API_ALIGN atm_kptr_t;
28
29#endif