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1/* SPDX-License-Identifier: GPL-2.0 */2/* Copyright (c) 2019 Facebook */3 4#ifndef _TEST_BTF_H5#define _TEST_BTF_H6 7#define BTF_END_RAW 0xdeadbeef8 9#define BTF_INFO_ENC(kind, kind_flag, vlen) \10 ((!!(kind_flag) << 31) | ((kind) << 24) | ((vlen) & BTF_MAX_VLEN))11 12#define BTF_TYPE_ENC(name, info, size_or_type) \13 (name), (info), (size_or_type)14 15#define BTF_INT_ENC(encoding, bits_offset, nr_bits) \16 ((encoding) << 24 | (bits_offset) << 16 | (nr_bits))17#define BTF_TYPE_INT_ENC(name, encoding, bits_offset, bits, sz) \18 BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_INT, 0, 0), sz), \19 BTF_INT_ENC(encoding, bits_offset, bits)20 21#define BTF_FWD_ENC(name, kind_flag) \22 BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_FWD, kind_flag, 0), 0)23 24#define BTF_ARRAY_ENC(type, index_type, nr_elems) \25 (type), (index_type), (nr_elems)26#define BTF_TYPE_ARRAY_ENC(type, index_type, nr_elems) \27 BTF_TYPE_ENC(0, BTF_INFO_ENC(BTF_KIND_ARRAY, 0, 0), 0), \28 BTF_ARRAY_ENC(type, index_type, nr_elems)29 30#define BTF_STRUCT_ENC(name, nr_elems, sz) \31 BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_STRUCT, 0, nr_elems), sz)32 33#define BTF_UNION_ENC(name, nr_elems, sz) \34 BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_UNION, 0, nr_elems), sz)35 36#define BTF_VAR_ENC(name, type, linkage) \37 BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_VAR, 0, 0), type), (linkage)38#define BTF_VAR_SECINFO_ENC(type, offset, size) \39 (type), (offset), (size)40 41#define BTF_MEMBER_ENC(name, type, bits_offset) \42 (name), (type), (bits_offset)43#define BTF_ENUM_ENC(name, val) (name), (val)44#define BTF_ENUM64_ENC(name, val_lo32, val_hi32) (name), (val_lo32), (val_hi32)45#define BTF_MEMBER_OFFSET(bitfield_size, bits_offset) \46 ((bitfield_size) << 24 | (bits_offset))47 48#define BTF_TYPEDEF_ENC(name, type) \49 BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_TYPEDEF, 0, 0), type)50 51#define BTF_PTR_ENC(type) \52 BTF_TYPE_ENC(0, BTF_INFO_ENC(BTF_KIND_PTR, 0, 0), type)53 54#define BTF_CONST_ENC(type) \55 BTF_TYPE_ENC(0, BTF_INFO_ENC(BTF_KIND_CONST, 0, 0), type)56 57#define BTF_VOLATILE_ENC(type) \58 BTF_TYPE_ENC(0, BTF_INFO_ENC(BTF_KIND_VOLATILE, 0, 0), type)59 60#define BTF_RESTRICT_ENC(type) \61 BTF_TYPE_ENC(0, BTF_INFO_ENC(BTF_KIND_RESTRICT, 0, 0), type)62 63#define BTF_FUNC_PROTO_ENC(ret_type, nargs) \64 BTF_TYPE_ENC(0, BTF_INFO_ENC(BTF_KIND_FUNC_PROTO, 0, nargs), ret_type)65 66#define BTF_FUNC_PROTO_ARG_ENC(name, type) \67 (name), (type)68 69#define BTF_FUNC_ENC(name, func_proto) \70 BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_FUNC, 0, 0), func_proto)71 72#define BTF_TYPE_FLOAT_ENC(name, sz) \73 BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_FLOAT, 0, 0), sz)74 75#define BTF_DECL_TAG_ENC(value, type, component_idx) \76 BTF_TYPE_ENC(value, BTF_INFO_ENC(BTF_KIND_DECL_TAG, 0, 0), type), (component_idx)77 78#define BTF_TYPE_TAG_ENC(value, type) \79 BTF_TYPE_ENC(value, BTF_INFO_ENC(BTF_KIND_TYPE_TAG, 0, 0), type)80 81#endif /* _TEST_BTF_H */82