#include "idl_types.h"
[
	pointer_default(unique)
]
interface copychunk
{
	typedef [public] struct {
		uint8 resume_key[24];
		uint32 context_len;
		/* <56> Windows sends 4 bytes of zero for the context field. */
		uint8 context[4];
	} req_resume_key_rsp;

	const uint32 COPYCHUNK_MAX_CHUNKS = 256; /* 2k8r2 & win8 = 256 */
	const uint32 COPYCHUNK_MAX_CHUNK_LEN = 1048576; /* 2k8r2 & win8 = 1048576 */
	const uint32 COPYCHUNK_MAX_TOTAL_LEN = 16777216; /* 2k8r2 & win8 = 16777216 */

	typedef struct {
		hyper source_off;
		hyper target_off;
		uint32 length;
		uint32 reserved;
	} srv_copychunk;

	typedef [public] struct {
		uint8 source_key[24];
		uint32 chunk_count;
		uint32 reserved;
		srv_copychunk chunks[chunk_count];
	} srv_copychunk_copy;

	typedef [public] struct {
		uint32 chunks_written;
		uint32 chunk_bytes_written;
		uint32 total_bytes_written;
	} srv_copychunk_rsp;

	typedef [public] struct {
		uint32 version;
		uint32 size;
		uint32 maximum_token_lifetime;
		uint32 default_token_lifetime;
		hyper maximum_xfer_size;
		hyper optimal_xfer_count;
		uint32 maximum_data_descriptors;
		uint32 maximum_xfer_length_per_descriptor;
		uint32 optimal_xfer_length_per_descriptor;
		uint16 optimal_xfer_length_granularity;
		uint8 reserved[2];
	} device_copy_offload_descriptor;

	const uint32 STORAGE_OFFLOAD_TOKEN_TYPE_ZERO_DATA = 0xffff0001;

	typedef [public] struct {
		uint32 token_type;
		uint8 reserved[2];
		uint16 token_id_len;
		[size_is(token_id_len)] uint8 token[];
	} storage_offload_token;

	typedef [public] struct {
		uint32 size;
		uint32 flags;
		uint32 token_time_to_live;
		uint32 reserved;
		hyper file_offset;
		hyper length;
	} fsctl_offload_read_input;

	typedef [public,bitmap32bit] bitmap {
		OFFLOAD_READ_FLAG_FILE_TOO_SMALL = 0x01,
		OFFLOAD_READ_FLAG_ALL_ZERO_BEYOND_RANGE = 0x02,
		OFFLOAD_READ_FLAG_CANNOT_OFFLOAD_BEYOND_RANGE = 0x04
	} offload_flags;

	typedef [public] struct {
		uint32 size;
		offload_flags flags;
		hyper xfer_length;
		storage_offload_token token;
	} fsctl_offload_read_output;

	typedef [public] struct {
		uint32 size;
		offload_flags flags;
		hyper file_offset;
		hyper copy_length;
		hyper xfer_offset;
		storage_offload_token token;
	} fsctl_offload_write_input;

	typedef [public] struct {
		uint32 size;
		uint32 flags;
		hyper length_written;
	} fsctl_offload_write_output;

	typedef [public] struct {
		uint8 source_fid[16];
		hyper source_off;
		hyper target_off;
		hyper byte_count;
	} fsctl_dup_extents_to_file;
}

interface compression
{
	const uint16 COMPRESSION_FORMAT_NONE = 0x0000;
	const uint16 COMPRESSION_FORMAT_DEFAULT = 0x0001;
	const uint16 COMPRESSION_FORMAT_LZNT1 = 0x0002;

	typedef [public] struct {
		uint16 format;
	} compression_state;
}

interface netinterface
{
	typedef [bitmap32bit] bitmap {
		FSCTL_NET_IFACE_NONE_CAPABLE = 0x00000000,
		FSCTL_NET_IFACE_RSS_CAPABLE = 0x00000001,
		FSCTL_NET_IFACE_RDMA_CAPABLE = 0x00000002
	} fsctl_net_iface_capability;

	typedef [enum16bit] enum {
		FSCTL_NET_IFACE_AF_INET = 0x0002,
		FSCTL_NET_IFACE_AF_INET6 = 0x0017
	} fsctl_sockaddr_af;

	typedef [flag(NDR_NOALIGN)] struct {
		[value(0)] uint16 port;
		[flag(NDR_BIG_ENDIAN)] ipv4address ipv4;
		[value(0)] hyper reserved;
	} fsctl_sockaddr_in;

	typedef [flag(NDR_NOALIGN)] struct {
		[value(0)] uint16 port;
		[value(0)] uint32 flowinfo;
		[flag(NDR_BIG_ENDIAN)] ipv6address ipv6;
		[value(0)] uint32 scopeid;
	} fsctl_sockaddr_in6;

	typedef [nodiscriminant,flag(NDR_NOALIGN)] union {
		[case (FSCTL_NET_IFACE_AF_INET)] fsctl_sockaddr_in saddr_in;
		[case (FSCTL_NET_IFACE_AF_INET6)] fsctl_sockaddr_in6 saddr_in6;
	} fsctl_sockaddr_union;

	typedef [flag(NDR_NOALIGN)] struct {
		fsctl_sockaddr_af family;
		[subcontext(0),subcontext_size(126),switch_is(family)] fsctl_sockaddr_union saddr;
	} fsctl_sockaddr_storage;

	typedef [public,relative_base,noprint] struct {
		[relative,max_recursion(20000)] fsctl_net_iface_info *next;
		uint32 ifindex;
		fsctl_net_iface_capability capability;
		[value(0)] uint32 reserved;
		hyper linkspeed;
		fsctl_sockaddr_storage sockaddr;
	} fsctl_net_iface_info;
}

interface sparse
{
	/* MS-FSCC 2.3.33 FSCTL_QUERY_ALLOCATED_RANGES Request */
	typedef [public] struct {
		hyper file_off;
		hyper len;
	} file_alloced_range_buf;

	typedef [public] struct {
		file_alloced_range_buf buf;
	} fsctl_query_alloced_ranges_req;

	/*
	 * 2.3.34 FSCTL_QUERY_ALLOCATED_RANGES Reply
	 * ...
	 * The number of FILE_ALLOCATED_RANGE_BUFFER elements returned is
	 * computed by dividing the size of the returned output buffer (from
	 * either SMB or SMB2, the lower-layer protocol that carries the FSCTL)
	 * by the size of the FILE_ALLOCATED_RANGE_BUFFER element.
	 *
	 * This logic can't (currently) be represented in pidl, so just use a
	 * blob. Perhaps in future we'll support:
	 *	[flag(NDR_REMAINING)] file_alloced_range_buf array[];
	 */
	typedef [public] struct {
		[flag(NDR_REMAINING)] DATA_BLOB far_buf_array;
	} fsctl_query_alloced_ranges_rsp;

	/* 2.3.65 FSCTL_SET_ZERO_DATA Request */
	typedef [public] struct {
		hyper file_off;
		hyper beyond_final_zero;
	} file_zero_data_info;

	typedef [public] struct {
		file_zero_data_info info;
	} fsctl_set_zero_data_req;
}

interface resiliency
{
	/* 2.2.31.3 NETWORK_RESILIENCY_REQUEST */
	typedef [public] struct {
		uint32 timeout;
		uint32 reserved;
	} network_resiliency_request;
}

interface trim
{
	/* MS-FSCC 2.3.73.1 FILE_LEVEL_TRIM_RANGE */
	typedef [public] struct {
		hyper off;
		hyper len;
	} file_level_trim_range;

	/* MS-FSCC 2.3.73 FSCTL_FILE_LEVEL_TRIM Request */
	typedef [public] struct {
		uint32 key;
		uint32 num_ranges;
		file_level_trim_range ranges[num_ranges];
	} fsctl_file_level_trim_req;

	/* MS-FSCC 2.3.74 FSCTL_FILE_LEVEL_TRIM Reply */
	typedef [public] struct {
		uint32 num_ranges_processed;
	} fsctl_file_level_trim_rsp;
}
