OS-5549 move bpf filter functions into ip module

Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com>
Reviewed by: Robert Mustacchi <rm@joyent.com>
Approved by: Jerry Jelinek <jerry.jelinek@joyent.com>

1 files changed, 49 insertions, 0 deletions

diff --git a/usr/src/uts/common/inet/bpf.h b/usr/src/uts/common/inet/bpf.h
new file mode 100644
index 0000000000..e3eac799e5
--- /dev/null
+++ b/usr/src/uts/common/inet/bpf.h
@@ -0,0 +1,49 @@
+/*
+ * This file and its contents are supplied under the terms of the
+ * Common Development and Distribution License ("CDDL"), version 1.0.
+ * You may only use this file in accordance with the terms of version
+ * 1.0 of the CDDL.
+ *
+ * A full copy of the text of the CDDL should have accompanied this
+ * source.  A copy of the CDDL is also available via the Internet at
+ * http://www.illumos.org/license/CDDL.
+ */
+
+/*
+ * Copyright 2016 Joyent, Inc.
+ */
+
+#ifndef	_INET_BPF_H
+#define	_INET_BPF_H
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+
+#ifdef	_KERNEL
+
+#include <sys/types.h>
+
+/*
+ * Clone bpf_insn definition so that consumers don't need net/bpf.h to reason
+ * about struct sizing.
+ */
+typedef struct ip_bpf_insn {
+	uint16_t	code;
+	uint8_t		jt;
+	uint8_t		jf;
+	uint32_t	k;
+} ip_bpf_insn_t;
+
+extern uint32_t ip_bpf_filter(ip_bpf_insn_t *, uchar_t *, uint_t, uint_t);
+extern boolean_t ip_bpf_validate(ip_bpf_insn_t *, uint_t);
+
+
+#endif	/* _KERNEL */
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* _INET_BPF_H */