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Diffstat (limited to '')
-rw-r--r-- | src/gen_bpf.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/gen_bpf.h b/src/gen_bpf.h new file mode 100644 index 0000000..8f886ae --- /dev/null +++ b/src/gen_bpf.h @@ -0,0 +1,43 @@ +/** + * Seccomp BPF Translator + * + * Copyright (c) 2012 Red Hat <pmoore@redhat.com> + * Author: Paul Moore <paul@paul-moore.com> + */ + +/* + * This library is free software; you can redistribute it and/or modify it + * under the terms of version 2.1 of the GNU Lesser General Public License as + * published by the Free Software Foundation. + * + * This library 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 Lesser General Public License + * for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this library; if not, see <http://www.gnu.org/licenses>. + */ + +#ifndef _TRANSLATOR_BPF_H +#define _TRANSLATOR_BPF_H + +#include <inttypes.h> + +#include "arch.h" +#include "db.h" +#include "system.h" + +/* NOTE - do not change this structure, it is part of the prctl() API */ +struct bpf_program { + uint16_t blk_cnt; + bpf_instr_raw *blks; +}; +#define BPF_PGM_SIZE(x) \ + ((x)->blk_cnt * sizeof(*((x)->blks))) + +int gen_bpf_generate(const struct db_filter_col *col, + struct bpf_program **prgm_ptr); +void gen_bpf_release(struct bpf_program *program); + +#endif |