atmapi.h
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:1k
- /* atmapi.h - ATM API user space/kernel compatibility */
-
- /* Written 1999,2000 by Werner Almesberger, EPFL ICA */
-
- #ifndef _LINUX_ATMAPI_H
- #define _LINUX_ATMAPI_H
- #if defined(__sparc__) || defined(__ia64__)
- /* such alignment is not required on 32 bit sparcs, but we can't
- figure that we are on a sparc64 while compiling user-space programs. */
- #define __ATM_API_ALIGN __attribute__((aligned(8)))
- #else
- #define __ATM_API_ALIGN
- #endif
- /*
- * Opaque type for kernel pointers. Note that _ is never accessed. We need
- * the struct in order hide the array, so that we can make simple assignments
- * instead of being forced to use memcpy. It also improves error reporting for
- * code that still assumes that we're passing unsigned longs.
- *
- * Convention: NULL pointers are passed as a field of all zeroes.
- */
-
- typedef struct { unsigned char _[8]; } __ATM_API_ALIGN atm_kptr_t;
- #endif