cpp-d1064d

[cross.git] / i686-linux-gnu-4.7 / usr / include / linux / netfilter / xt_bpf.h

diff --git a/i686-linux-gnu-4.7/usr/include/linux/netfilter/xt_bpf.h b/i686-linux-gnu-4.7/usr/include/linux/netfilter/xt_bpf.h
new file mode 100644 (file)
index 0000000..a05adda
--- /dev/null
+++ b/i686-linux-gnu-4.7/usr/include/linux/netfilter/xt_bpf.h
@@ -0,0 +1,42 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _XT_BPF_H
+#define _XT_BPF_H
+
+#include <linux/filter.h>
+#include <linux/limits.h>
+#include <linux/types.h>
+
+#define XT_BPF_MAX_NUM_INSTR   64
+#define XT_BPF_PATH_MAX                (XT_BPF_MAX_NUM_INSTR * sizeof(struct sock_filter))
+
+struct bpf_prog;
+
+struct xt_bpf_info {
+       __u16 bpf_program_num_elem;
+       struct sock_filter bpf_program[XT_BPF_MAX_NUM_INSTR];
+
+       /* only used in the kernel */
+       struct bpf_prog *filter __attribute__((aligned(8)));
+};
+
+enum xt_bpf_modes {
+       XT_BPF_MODE_BYTECODE,
+       XT_BPF_MODE_FD_PINNED,
+       XT_BPF_MODE_FD_ELF,
+};
+#define XT_BPF_MODE_PATH_PINNED XT_BPF_MODE_FD_PINNED
+
+struct xt_bpf_info_v1 {
+       __u16 mode;
+       __u16 bpf_program_num_elem;
+       __s32 fd;
+       union {
+               struct sock_filter bpf_program[XT_BPF_MAX_NUM_INSTR];
+               char path[XT_BPF_PATH_MAX];
+       };
+
+       /* only used in the kernel */
+       struct bpf_prog *filter __attribute__((aligned(8)));
+};
+
+#endif /*_XT_BPF_H */