diff options
Diffstat (limited to 'kernel/bpf/disasm.h')
-rw-r--r-- | kernel/bpf/disasm.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/kernel/bpf/disasm.h b/kernel/bpf/disasm.h new file mode 100644 index 000000000..e1324a834 --- /dev/null +++ b/kernel/bpf/disasm.h @@ -0,0 +1,48 @@ +/* Copyright (c) 2011-2014 PLUMgrid, http://plumgrid.com + * Copyright (c) 2016 Facebook + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of version 2 of the GNU General Public + * License as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#ifndef __BPF_DISASM_H__ +#define __BPF_DISASM_H__ + +#include <linux/bpf.h> +#include <linux/kernel.h> +#include <linux/stringify.h> +#ifndef __KERNEL__ +#include <stdio.h> +#include <string.h> +#endif + +extern const char *const bpf_alu_string[16]; +extern const char *const bpf_class_string[8]; + +const char *func_id_name(int id); + +typedef __printf(2, 3) void (*bpf_insn_print_t)(void *private_data, + const char *, ...); +typedef const char *(*bpf_insn_revmap_call_t)(void *private_data, + const struct bpf_insn *insn); +typedef const char *(*bpf_insn_print_imm_t)(void *private_data, + const struct bpf_insn *insn, + __u64 full_imm); + +struct bpf_insn_cbs { + bpf_insn_print_t cb_print; + bpf_insn_revmap_call_t cb_call; + bpf_insn_print_imm_t cb_imm; + void *private_data; +}; + +void print_bpf_insn(const struct bpf_insn_cbs *cbs, + const struct bpf_insn *insn, + bool allow_ptr_leaks); +#endif |