summaryrefslogtreecommitdiff
path: root/libdde_linux26/contrib/include/linux/atmapi.h
diff options
context:
space:
mode:
authorSamuel Thibault <samuel.thibault@ens-lyon.org>2012-02-19 05:56:38 +0100
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2012-02-19 05:56:38 +0100
commit19796a75ab8ba43b31e230ea169d5383c6392bfc (patch)
tree3041c5678e06133dd7fcbf2ebf34b6506334f677 /libdde_linux26/contrib/include/linux/atmapi.h
parent6b2e5e0d91823c2a6ce5a5cb12ae3d00b82adae7 (diff)
parent8df772b3c665e663f6f9d2a70f9c691590bd3f91 (diff)
Merge branch 'dde' into upstream-merged
Diffstat (limited to 'libdde_linux26/contrib/include/linux/atmapi.h')
-rw-r--r--libdde_linux26/contrib/include/linux/atmapi.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/libdde_linux26/contrib/include/linux/atmapi.h b/libdde_linux26/contrib/include/linux/atmapi.h
new file mode 100644
index 00000000..8fe54d90
--- /dev/null
+++ b/libdde_linux26/contrib/include/linux/atmapi.h
@@ -0,0 +1,29 @@
+/* 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