3 files changed, 431 insertions, 0 deletions
diff --git a/include/linux/sunrpc/xdrgen/_builtins.h b/include/linux/sunrpc/xdrgen/_builtins.h
new file mode 100644
index 000000000000..66ca3ece951a
--- /dev/null
+++ b/include/linux/sunrpc/xdrgen/_builtins.h
@@ -0,0 +1,243 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2024 Oracle and/or its affiliates.
+ *
+ * This header defines XDR data type primitives specified in
+ * Section 4 of RFC 4506, used by RPC programs implemented
+ * in the Linux kernel.
+ */
+
+#ifndef _SUNRPC_XDRGEN__BUILTINS_H_
+#define _SUNRPC_XDRGEN__BUILTINS_H_
+
+#include <linux/sunrpc/xdr.h>
+
+static inline bool
+xdrgen_decode_void(struct xdr_stream *xdr)
+{
+	return true;
+}
+
+static inline bool
+xdrgen_encode_void(struct xdr_stream *xdr)
+{
+	return true;
+}
+
+static inline bool
+xdrgen_decode_bool(struct xdr_stream *xdr, bool *ptr)
+{
+	__be32 *p = xdr_inline_decode(xdr, XDR_UNIT);
+
+	if (unlikely(!p))
+		return false;
+	*ptr = (*p != xdr_zero);
+	return true;
+}
+
+static inline bool
+xdrgen_encode_bool(struct xdr_stream *xdr, bool val)
+{
+	__be32 *p = xdr_reserve_space(xdr, XDR_UNIT);
+
+	if (unlikely(!p))
+		return false;
+	*p = val ? xdr_one : xdr_zero;
+	return true;
+}
+
+static inline bool
+xdrgen_decode_int(struct xdr_stream *xdr, s32 *ptr)
+{
+	__be32 *p = xdr_inline_decode(xdr, XDR_UNIT);
+
+	if (unlikely(!p))
+		return false;
+	*ptr = be32_to_cpup(p);
+	return true;
+}
+
+static inline bool
+xdrgen_encode_int(struct xdr_stream *xdr, s32 val)
+{
+	__be32 *p = xdr_reserve_space(xdr, XDR_UNIT);
+
+	if (unlikely(!p))
+		return false;
+	*p = cpu_to_be32(val);
+	return true;
+}
+
+static inline bool
+xdrgen_decode_unsigned_int(struct xdr_stream *xdr, u32 *ptr)
+{
+	__be32 *p = xdr_inline_decode(xdr, XDR_UNIT);
+
+	if (unlikely(!p))
+		return false;
+	*ptr = be32_to_cpup(p);
+	return true;
+}
+
+static inline bool
+xdrgen_encode_unsigned_int(struct xdr_stream *xdr, u32 val)
+{
+	__be32 *p = xdr_reserve_space(xdr, XDR_UNIT);
+
+	if (unlikely(!p))
+		return false;
+	*p = cpu_to_be32(val);
+	return true;
+}
+
+static inline bool
+xdrgen_decode_long(struct xdr_stream *xdr, s32 *ptr)
+{
+	__be32 *p = xdr_inline_decode(xdr, XDR_UNIT);
+
+	if (unlikely(!p))
+		return false;
+	*ptr = be32_to_cpup(p);
+	return true;
+}
+
+static inline bool
+xdrgen_encode_long(struct xdr_stream *xdr, s32 val)
+{
+	__be32 *p = xdr_reserve_space(xdr, XDR_UNIT);
+
+	if (unlikely(!p))
+		return false;
+	*p = cpu_to_be32(val);
+	return true;
+}
+
+static inline bool
+xdrgen_decode_unsigned_long(struct xdr_stream *xdr, u32 *ptr)
+{
+	__be32 *p = xdr_inline_decode(xdr, XDR_UNIT);
+
+	if (unlikely(!p))
+		return false;
+	*ptr = be32_to_cpup(p);
+	return true;
+}
+
+static inline bool
+xdrgen_encode_unsigned_long(struct xdr_stream *xdr, u32 val)
+{
+	__be32 *p = xdr_reserve_space(xdr, XDR_UNIT);
+
+	if (unlikely(!p))
+		return false;
+	*p = cpu_to_be32(val);
+	return true;
+}
+
+static inline bool
+xdrgen_decode_hyper(struct xdr_stream *xdr, s64 *ptr)
+{
+	__be32 *p = xdr_inline_decode(xdr, XDR_UNIT * 2);
+
+	if (unlikely(!p))
+		return false;
+	*ptr = get_unaligned_be64(p);
+	return true;
+}
+
+static inline bool
+xdrgen_encode_hyper(struct xdr_stream *xdr, s64 val)
+{
+	__be32 *p = xdr_reserve_space(xdr, XDR_UNIT * 2);
+
+	if (unlikely(!p))
+		return false;
+	put_unaligned_be64(val, p);
+	return true;
+}
+
+static inline bool
+xdrgen_decode_unsigned_hyper(struct xdr_stream *xdr, u64 *ptr)
+{
+	__be32 *p = xdr_inline_decode(xdr, XDR_UNIT * 2);
+
+	if (unlikely(!p))
+		return false;
+	*ptr = get_unaligned_be64(p);
+	return true;
+}
+
+static inline bool
+xdrgen_encode_unsigned_hyper(struct xdr_stream *xdr, u64 val)
+{
+	__be32 *p = xdr_reserve_space(xdr, XDR_UNIT * 2);
+
+	if (unlikely(!p))
+		return false;
+	put_unaligned_be64(val, p);
+	return true;
+}
+
+static inline bool
+xdrgen_decode_string(struct xdr_stream *xdr, string *ptr, u32 maxlen)
+{
+	__be32 *p;
+	u32 len;
+
+	if (unlikely(xdr_stream_decode_u32(xdr, &len) < 0))
+		return false;
+	if (unlikely(maxlen && len > maxlen))
+		return false;
+	if (len != 0) {
+		p = xdr_inline_decode(xdr, len);
+		if (unlikely(!p))
+			return false;
+		ptr->data = (unsigned char *)p;
+	}
+	ptr->len = len;
+	return true;
+}
+
+static inline bool
+xdrgen_encode_string(struct xdr_stream *xdr, string val, u32 maxlen)
+{
+	__be32 *p = xdr_reserve_space(xdr, XDR_UNIT + xdr_align_size(val.len));
+
+	if (unlikely(!p))
+		return false;
+	xdr_encode_opaque(p, val.data, val.len);
+	return true;
+}
+
+static inline bool
+xdrgen_decode_opaque(struct xdr_stream *xdr, opaque *ptr, u32 maxlen)
+{
+	__be32 *p;
+	u32 len;
+
+	if (unlikely(xdr_stream_decode_u32(xdr, &len) < 0))
+		return false;
+	if (unlikely(maxlen && len > maxlen))
+		return false;
+	if (len != 0) {
+		p = xdr_inline_decode(xdr, len);
+		if (unlikely(!p))
+			return false;
+		ptr->data = (u8 *)p;
+	}
+	ptr->len = len;
+	return true;
+}
+
+static inline bool
+xdrgen_encode_opaque(struct xdr_stream *xdr, opaque val)
+{
+	__be32 *p = xdr_reserve_space(xdr, XDR_UNIT + xdr_align_size(val.len));
+
+	if (unlikely(!p))
+		return false;
+	xdr_encode_opaque(p, val.data, val.len);
+	return true;
+}
+
+#endif /* _SUNRPC_XDRGEN__BUILTINS_H_ */
diff --git a/include/linux/sunrpc/xdrgen/_defs.h b/include/linux/sunrpc/xdrgen/_defs.h
new file mode 100644
index 000000000000..20c7270aa64d
--- /dev/null
+++ b/include/linux/sunrpc/xdrgen/_defs.h
@@ -0,0 +1,35 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2024 Oracle and/or its affiliates.
+ *
+ * This header defines XDR data type primitives specified in
+ * Section 4 of RFC 4506, used by RPC programs implemented
+ * in the Linux kernel.
+ */
+
+#ifndef _SUNRPC_XDRGEN__DEFS_H_
+#define _SUNRPC_XDRGEN__DEFS_H_
+
+#define TRUE	(true)
+#define FALSE	(false)
+
+typedef struct {
+	u32 len;
+	unsigned char *data;
+} string;
+
+typedef struct {
+	u32 len;
+	u8 *data;
+} opaque;
+
+#define XDR_void		(0)
+#define XDR_bool		(1)
+#define XDR_int			(1)
+#define XDR_unsigned_int	(1)
+#define XDR_long		(1)
+#define XDR_unsigned_long	(1)
+#define XDR_hyper		(2)
+#define XDR_unsigned_hyper	(2)
+
+#endif /* _SUNRPC_XDRGEN__DEFS_H_ */
diff --git a/include/linux/sunrpc/xdrgen/nfs4_1.h b/include/linux/sunrpc/xdrgen/nfs4_1.h
new file mode 100644
index 000000000000..cf21a14aa885
--- /dev/null
+++ b/include/linux/sunrpc/xdrgen/nfs4_1.h
@@ -0,0 +1,153 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Generated by xdrgen. Manual edits will be lost. */
+/* XDR specification file: ../../Documentation/sunrpc/xdr/nfs4_1.x */
+/* XDR specification modification time: Mon Oct 14 09:10:13 2024 */
+
+#ifndef _LINUX_XDRGEN_NFS4_1_DEF_H
+#define _LINUX_XDRGEN_NFS4_1_DEF_H
+
+#include <linux/types.h>
+#include <linux/sunrpc/xdrgen/_defs.h>
+
+typedef s64 int64_t;
+
+typedef u32 uint32_t;
+
+typedef struct {
+	u32 count;
+	uint32_t *element;
+} bitmap4;
+
+struct nfstime4 {
+	int64_t seconds;
+	uint32_t nseconds;
+};
+
+typedef bool fattr4_offline;
+
+enum { FATTR4_OFFLINE = 83 };
+
+struct open_arguments4 {
+	bitmap4 oa_share_access;
+	bitmap4 oa_share_deny;
+	bitmap4 oa_share_access_want;
+	bitmap4 oa_open_claim;
+	bitmap4 oa_create_mode;
+};
+
+enum open_args_share_access4 {
+	OPEN_ARGS_SHARE_ACCESS_READ = 1,
+	OPEN_ARGS_SHARE_ACCESS_WRITE = 2,
+	OPEN_ARGS_SHARE_ACCESS_BOTH = 3,
+};
+typedef enum open_args_share_access4 open_args_share_access4;
+
+enum open_args_share_deny4 {
+	OPEN_ARGS_SHARE_DENY_NONE = 0,
+	OPEN_ARGS_SHARE_DENY_READ = 1,
+	OPEN_ARGS_SHARE_DENY_WRITE = 2,
+	OPEN_ARGS_SHARE_DENY_BOTH = 3,
+};
+typedef enum open_args_share_deny4 open_args_share_deny4;
+
+enum open_args_share_access_want4 {
+	OPEN_ARGS_SHARE_ACCESS_WANT_ANY_DELEG = 3,
+	OPEN_ARGS_SHARE_ACCESS_WANT_NO_DELEG = 4,
+	OPEN_ARGS_SHARE_ACCESS_WANT_CANCEL = 5,
+	OPEN_ARGS_SHARE_ACCESS_WANT_SIGNAL_DELEG_WHEN_RESRC_AVAIL = 17,
+	OPEN_ARGS_SHARE_ACCESS_WANT_PUSH_DELEG_WHEN_UNCONTENDED = 18,
+	OPEN_ARGS_SHARE_ACCESS_WANT_DELEG_TIMESTAMPS = 20,
+	OPEN_ARGS_SHARE_ACCESS_WANT_OPEN_XOR_DELEGATION = 21,
+};
+typedef enum open_args_share_access_want4 open_args_share_access_want4;
+
+enum open_args_open_claim4 {
+	OPEN_ARGS_OPEN_CLAIM_NULL = 0,
+	OPEN_ARGS_OPEN_CLAIM_PREVIOUS = 1,
+	OPEN_ARGS_OPEN_CLAIM_DELEGATE_CUR = 2,
+	OPEN_ARGS_OPEN_CLAIM_DELEGATE_PREV = 3,
+	OPEN_ARGS_OPEN_CLAIM_FH = 4,
+	OPEN_ARGS_OPEN_CLAIM_DELEG_CUR_FH = 5,
+	OPEN_ARGS_OPEN_CLAIM_DELEG_PREV_FH = 6,
+};
+typedef enum open_args_open_claim4 open_args_open_claim4;
+
+enum open_args_createmode4 {
+	OPEN_ARGS_CREATEMODE_UNCHECKED4 = 0,
+	OPEN_ARGS_CREATE_MODE_GUARDED = 1,
+	OPEN_ARGS_CREATEMODE_EXCLUSIVE4 = 2,
+	OPEN_ARGS_CREATE_MODE_EXCLUSIVE4_1 = 3,
+};
+typedef enum open_args_createmode4 open_args_createmode4;
+
+typedef struct open_arguments4 fattr4_open_arguments;
+
+enum { FATTR4_OPEN_ARGUMENTS = 86 };
+
+enum { OPEN4_RESULT_NO_OPEN_STATEID = 0x00000010 };
+
+typedef struct nfstime4 fattr4_time_deleg_access;
+
+typedef struct nfstime4 fattr4_time_deleg_modify;
+
+enum { FATTR4_TIME_DELEG_ACCESS = 84 };
+
+enum { FATTR4_TIME_DELEG_MODIFY = 85 };
+
+enum { OPEN4_SHARE_ACCESS_WANT_DELEG_MASK = 0xFF00 };
+
+enum { OPEN4_SHARE_ACCESS_WANT_NO_PREFERENCE = 0x0000 };
+
+enum { OPEN4_SHARE_ACCESS_WANT_READ_DELEG = 0x0100 };
+
+enum { OPEN4_SHARE_ACCESS_WANT_WRITE_DELEG = 0x0200 };
+
+enum { OPEN4_SHARE_ACCESS_WANT_ANY_DELEG = 0x0300 };
+
+enum { OPEN4_SHARE_ACCESS_WANT_NO_DELEG = 0x0400 };
+
+enum { OPEN4_SHARE_ACCESS_WANT_CANCEL = 0x0500 };
+
+enum { OPEN4_SHARE_ACCESS_WANT_SIGNAL_DELEG_WHEN_RESRC_AVAIL = 0x10000 };
+
+enum { OPEN4_SHARE_ACCESS_WANT_PUSH_DELEG_WHEN_UNCONTENDED = 0x20000 };
+
+enum { OPEN4_SHARE_ACCESS_WANT_DELEG_TIMESTAMPS = 0x100000 };
+
+enum { OPEN4_SHARE_ACCESS_WANT_OPEN_XOR_DELEGATION = 0x200000 };
+
+enum open_delegation_type4 {
+	OPEN_DELEGATE_NONE = 0,
+	OPEN_DELEGATE_READ = 1,
+	OPEN_DELEGATE_WRITE = 2,
+	OPEN_DELEGATE_NONE_EXT = 3,
+	OPEN_DELEGATE_READ_ATTRS_DELEG = 4,
+	OPEN_DELEGATE_WRITE_ATTRS_DELEG = 5,
+};
+typedef enum open_delegation_type4 open_delegation_type4;
+
+#define NFS4_int64_t_sz                 \
+	(XDR_hyper)
+#define NFS4_uint32_t_sz                \
+	(XDR_unsigned_int)
+#define NFS4_bitmap4_sz                 (XDR_unsigned_int)
+#define NFS4_nfstime4_sz                \
+	(NFS4_int64_t_sz + NFS4_uint32_t_sz)
+#define NFS4_fattr4_offline_sz          \
+	(XDR_bool)
+#define NFS4_open_arguments4_sz         \
+	(NFS4_bitmap4_sz + NFS4_bitmap4_sz + NFS4_bitmap4_sz + NFS4_bitmap4_sz + NFS4_bitmap4_sz)
+#define NFS4_open_args_share_access4_sz (XDR_int)
+#define NFS4_open_args_share_deny4_sz   (XDR_int)
+#define NFS4_open_args_share_access_want4_sz (XDR_int)
+#define NFS4_open_args_open_claim4_sz   (XDR_int)
+#define NFS4_open_args_createmode4_sz   (XDR_int)
+#define NFS4_fattr4_open_arguments_sz   \
+	(NFS4_open_arguments4_sz)
+#define NFS4_fattr4_time_deleg_access_sz \
+	(NFS4_nfstime4_sz)
+#define NFS4_fattr4_time_deleg_modify_sz \
+	(NFS4_nfstime4_sz)
+#define NFS4_open_delegation_type4_sz   (XDR_int)
+
+#endif /* _LINUX_XDRGEN_NFS4_1_DEF_H */