13f4d4c74SMartin KaFai Lau /* SPDX-License-Identifier: GPL-2.0 */ 23f4d4c74SMartin KaFai Lau /* Copyright (c) 2019 Facebook */ 33f4d4c74SMartin KaFai Lau 43f4d4c74SMartin KaFai Lau #ifndef _TEST_BTF_H 53f4d4c74SMartin KaFai Lau #define _TEST_BTF_H 63f4d4c74SMartin KaFai Lau 7*7a42008cSEduard Zingerman #define BTF_END_RAW 0xdeadbeef 8*7a42008cSEduard Zingerman 93f4d4c74SMartin KaFai Lau #define BTF_INFO_ENC(kind, kind_flag, vlen) \ 103f4d4c74SMartin KaFai Lau ((!!(kind_flag) << 31) | ((kind) << 24) | ((vlen) & BTF_MAX_VLEN)) 113f4d4c74SMartin KaFai Lau 123f4d4c74SMartin KaFai Lau #define BTF_TYPE_ENC(name, info, size_or_type) \ 133f4d4c74SMartin KaFai Lau (name), (info), (size_or_type) 143f4d4c74SMartin KaFai Lau 153f4d4c74SMartin KaFai Lau #define BTF_INT_ENC(encoding, bits_offset, nr_bits) \ 163f4d4c74SMartin KaFai Lau ((encoding) << 24 | (bits_offset) << 16 | (nr_bits)) 173f4d4c74SMartin KaFai Lau #define BTF_TYPE_INT_ENC(name, encoding, bits_offset, bits, sz) \ 183f4d4c74SMartin KaFai Lau BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_INT, 0, 0), sz), \ 193f4d4c74SMartin KaFai Lau BTF_INT_ENC(encoding, bits_offset, bits) 203f4d4c74SMartin KaFai Lau 213f4d4c74SMartin KaFai Lau #define BTF_FWD_ENC(name, kind_flag) \ 223f4d4c74SMartin KaFai Lau BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_FWD, kind_flag, 0), 0) 233f4d4c74SMartin KaFai Lau 243f4d4c74SMartin KaFai Lau #define BTF_ARRAY_ENC(type, index_type, nr_elems) \ 253f4d4c74SMartin KaFai Lau (type), (index_type), (nr_elems) 263f4d4c74SMartin KaFai Lau #define BTF_TYPE_ARRAY_ENC(type, index_type, nr_elems) \ 273f4d4c74SMartin KaFai Lau BTF_TYPE_ENC(0, BTF_INFO_ENC(BTF_KIND_ARRAY, 0, 0), 0), \ 283f4d4c74SMartin KaFai Lau BTF_ARRAY_ENC(type, index_type, nr_elems) 293f4d4c74SMartin KaFai Lau 303f4d4c74SMartin KaFai Lau #define BTF_STRUCT_ENC(name, nr_elems, sz) \ 313f4d4c74SMartin KaFai Lau BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_STRUCT, 0, nr_elems), sz) 323f4d4c74SMartin KaFai Lau 333f4d4c74SMartin KaFai Lau #define BTF_UNION_ENC(name, nr_elems, sz) \ 343f4d4c74SMartin KaFai Lau BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_UNION, 0, nr_elems), sz) 353f4d4c74SMartin KaFai Lau 363f4d4c74SMartin KaFai Lau #define BTF_VAR_ENC(name, type, linkage) \ 373f4d4c74SMartin KaFai Lau BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_VAR, 0, 0), type), (linkage) 383f4d4c74SMartin KaFai Lau #define BTF_VAR_SECINFO_ENC(type, offset, size) \ 393f4d4c74SMartin KaFai Lau (type), (offset), (size) 403f4d4c74SMartin KaFai Lau 413f4d4c74SMartin KaFai Lau #define BTF_MEMBER_ENC(name, type, bits_offset) \ 423f4d4c74SMartin KaFai Lau (name), (type), (bits_offset) 433f4d4c74SMartin KaFai Lau #define BTF_ENUM_ENC(name, val) (name), (val) 443b532518SYonghong Song #define BTF_ENUM64_ENC(name, val_lo32, val_hi32) (name), (val_lo32), (val_hi32) 453f4d4c74SMartin KaFai Lau #define BTF_MEMBER_OFFSET(bitfield_size, bits_offset) \ 463f4d4c74SMartin KaFai Lau ((bitfield_size) << 24 | (bits_offset)) 473f4d4c74SMartin KaFai Lau 483f4d4c74SMartin KaFai Lau #define BTF_TYPEDEF_ENC(name, type) \ 493f4d4c74SMartin KaFai Lau BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_TYPEDEF, 0, 0), type) 503f4d4c74SMartin KaFai Lau 513f4d4c74SMartin KaFai Lau #define BTF_PTR_ENC(type) \ 523f4d4c74SMartin KaFai Lau BTF_TYPE_ENC(0, BTF_INFO_ENC(BTF_KIND_PTR, 0, 0), type) 533f4d4c74SMartin KaFai Lau 543f4d4c74SMartin KaFai Lau #define BTF_CONST_ENC(type) \ 553f4d4c74SMartin KaFai Lau BTF_TYPE_ENC(0, BTF_INFO_ENC(BTF_KIND_CONST, 0, 0), type) 563f4d4c74SMartin KaFai Lau 573f4d4c74SMartin KaFai Lau #define BTF_VOLATILE_ENC(type) \ 583f4d4c74SMartin KaFai Lau BTF_TYPE_ENC(0, BTF_INFO_ENC(BTF_KIND_VOLATILE, 0, 0), type) 593f4d4c74SMartin KaFai Lau 603f4d4c74SMartin KaFai Lau #define BTF_RESTRICT_ENC(type) \ 613f4d4c74SMartin KaFai Lau BTF_TYPE_ENC(0, BTF_INFO_ENC(BTF_KIND_RESTRICT, 0, 0), type) 623f4d4c74SMartin KaFai Lau 633f4d4c74SMartin KaFai Lau #define BTF_FUNC_PROTO_ENC(ret_type, nargs) \ 643f4d4c74SMartin KaFai Lau BTF_TYPE_ENC(0, BTF_INFO_ENC(BTF_KIND_FUNC_PROTO, 0, nargs), ret_type) 653f4d4c74SMartin KaFai Lau 663f4d4c74SMartin KaFai Lau #define BTF_FUNC_PROTO_ARG_ENC(name, type) \ 673f4d4c74SMartin KaFai Lau (name), (type) 683f4d4c74SMartin KaFai Lau 693f4d4c74SMartin KaFai Lau #define BTF_FUNC_ENC(name, func_proto) \ 703f4d4c74SMartin KaFai Lau BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_FUNC, 0, 0), func_proto) 713f4d4c74SMartin KaFai Lau 727e72aad3SIlya Leoshkevich #define BTF_TYPE_FLOAT_ENC(name, sz) \ 737e72aad3SIlya Leoshkevich BTF_TYPE_ENC(name, BTF_INFO_ENC(BTF_KIND_FLOAT, 0, 0), sz) 747e72aad3SIlya Leoshkevich 75223f903eSYonghong Song #define BTF_DECL_TAG_ENC(value, type, component_idx) \ 76223f903eSYonghong Song BTF_TYPE_ENC(value, BTF_INFO_ENC(BTF_KIND_DECL_TAG, 0, 0), type), (component_idx) 7735baba7aSYonghong Song 786aa5dabcSYonghong Song #define BTF_TYPE_TAG_ENC(value, type) \ 796aa5dabcSYonghong Song BTF_TYPE_ENC(value, BTF_INFO_ENC(BTF_KIND_TYPE_TAG, 0, 0), type) 806aa5dabcSYonghong Song 813f4d4c74SMartin KaFai Lau #endif /* _TEST_BTF_H */ 82