/*
  claims

  claim: An assertion about a security principal

  From MS-ADTS:

   For ease of implementation, the full IDL for the data types used for
   claims is provided

  The below was initially obtained from MS-ADTS which is
  Copyright © 2022 Microsoft Corporation as permitted
  by the Open Specifications terms reproduced in IDL_LICENCE.txt
*/

#include "idl_types.h"

[
  uuid("bba9cb76-eb0c-462c-aa1b-5d8c34415701"),
  version(1.0),
  pointer_default(unique),
  helpstring("Active Directory Claims"),
  helper("../librpc/ndr/ndr_claims.h")
]
interface claims
{
#define wchar_t uint16
#define CLAIM_ID [string, charset(UTF16)] wchar_t *

	const int CLAIM_LOWER_COMPRESSION_THRESHOLD = 368;
	const int CLAIM_UPPER_COMPRESSION_THRESHOLD = 384;

	typedef enum {
		CLAIM_TYPE_INT64 = 1,
		CLAIM_TYPE_UINT64 = 2,
		CLAIM_TYPE_STRING = 3,
		CLAIM_TYPE_BOOLEAN = 6
	} CLAIM_TYPE;

	typedef enum {
		CLAIMS_SOURCE_TYPE_AD = 1,
		CLAIMS_SOURCE_TYPE_CERTIFICATE = 2
	} CLAIMS_SOURCE_TYPE;

	typedef enum {
		CLAIMS_COMPRESSION_FORMAT_NONE = 0,
		CLAIMS_COMPRESSION_FORMAT_LZNT1 = 2,
		CLAIMS_COMPRESSION_FORMAT_XPRESS = 3,
		CLAIMS_COMPRESSION_FORMAT_XPRESS_HUFF = 4
	} CLAIMS_COMPRESSION_FORMAT;

	typedef struct {
		[range(0, 10*1024*1024)] uint32 value_count;
		[size_is(value_count)] int64 *values;
	} CLAIM_INT64;

	typedef struct {
		[range(0, 10*1024*1024)] uint32 value_count;
		[size_is(value_count)] hyper *values;
	} CLAIM_UINT64;

	typedef struct {
		[range(0, 10*1024*1024)] uint32 value_count;
		[size_is(value_count), string, charset(UTF16)] wchar_t **values;
	} CLAIM_STRING;

	typedef [switch_type(CLAIM_TYPE),flag(NDR_ALIGN8)] union {
		[case(CLAIM_TYPE_INT64)] CLAIM_INT64 claim_int64;
		[case(CLAIM_TYPE_UINT64)] CLAIM_UINT64 claim_uint64;
		[case(CLAIM_TYPE_STRING)] CLAIM_STRING claim_string;
		[case(CLAIM_TYPE_BOOLEAN)] CLAIM_UINT64 claim_boolean;
		[default];
	} CLAIM_ENTRY_VALUES;

	typedef struct {
		CLAIM_ID id;
		CLAIM_TYPE type;
		[switch_is(type)] CLAIM_ENTRY_VALUES values;
	} CLAIM_ENTRY;

	typedef struct {
		CLAIMS_SOURCE_TYPE claims_source_type;
		uint32 claims_count;
		[size_is(claims_count)] CLAIM_ENTRY *claim_entries;
	} CLAIMS_ARRAY;

	typedef struct {
		CLAIMS_SET_METADATA *metadata;
	} CLAIMS_SET_METADATA_CTR;

	typedef struct {
		CLAIMS_SET *claims;
	} CLAIMS_SET_CTR;

	/* Public structures. */

	typedef [public] struct {
		uint32 claims_array_count;
		[size_is(claims_array_count)] CLAIMS_ARRAY *claims_arrays;
		uint16 reserved_type;
		uint32 reserved_field_size;
		[size_is(reserved_field_size)] uint8 *reserved_field;
	} CLAIMS_SET;

	typedef [public, gensize] struct {
		[subcontext(0xFFFFFC01)] CLAIMS_SET_CTR claims;
	} CLAIMS_SET_NDR;

	typedef [public] struct {
		[subcontext(0xFFFFFC01)] CLAIMS_SET_METADATA_CTR claims;
	} CLAIMS_SET_METADATA_NDR;

	typedef [public] struct {
		[value(ndr_claims_compressed_size(claims_set,
						  r->compression_format,
						  ndr->flags))] uint32 claims_set_size;
		[subcontext(4),
		 compression(ndr_claims_compression_alg(compression_format),
			     claims_set_size,
			     uncompressed_claims_set_size)
			] CLAIMS_SET_NDR *claims_set;
		/*
		 * The second argument to
		 * ndr_claims_actual_wire_compression_alg() in the
		 * value() below should be
		 * uncompressed_claims_set_size but the value()
		 * handling isn't recursive (enough) so we have to
		 * specify that manually otherwise the
		 * compression_format in the above includes the struct
		 * member, not the value()
		 *
		 * The caller should set compression_format to
		 * CLAIMS_COMPRESSION_FORMAT_XPRESS_HUFF and this will
		 * be reset to CLAIMS_COMPRESSION_FORMAT_NONE if the
		 * buffer is not large enough to compress.
		 *
		 * Otherwise setting CLAIMS_COMPRESSION_FORMAT_NONE
		 * disabled compression entirely.
		 */
		[value(ndr_claims_actual_wire_compression_alg(r->compression_format,
							      ndr_size_CLAIMS_SET_NDR(claims_set,
										      ndr->flags)))] CLAIMS_COMPRESSION_FORMAT compression_format;
		[value(ndr_size_CLAIMS_SET_NDR(claims_set,
					       ndr->flags))] uint32 uncompressed_claims_set_size;
		uint16 reserved_type;
		uint32 reserved_field_size;
		[size_is(reserved_field_size)] uint8 *reserved_field;
	} CLAIMS_SET_METADATA;
}