Disentangle packet dissection functionally in tcpdump from the internal

libnetdissect.  This greatly narrows the public interface and allows
libnetdissect to be more easily sandboxed.

1 files changed, 49 insertions, 0 deletions

diff --git a/print.h b/print.h
new file mode 100644
index 00000000..048359da
--- /dev/null
+++ b/print.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 2000
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that: (1) source code distributions
+ * retain the above copyright notice and this paragraph in its entirety, (2)
+ * distributions including binary code include the above copyright notice and
+ * this paragraph in its entirety in the documentation or other materials
+ * provided with the distribution, and (3) all advertising materials mentioning
+ * features or use of this software display the following acknowledgement:
+ * ``This product includes software developed by the University of California,
+ * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
+ * the University nor the names of its contributors may be used to endorse
+ * or promote products derived from this software without specific prior
+ * written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * Support for splitting captures into multiple files with a maximum
+ * file size:
+ *
+ * Copyright (c) 2001
+ *	Seth Webster <swebster@sst.ll.mit.edu>
+ */
+
+#ifndef print_h
+#define print_h
+
+struct print_info {
+	netdissect_options *ndo;
+	if_printer printer;
+};
+
+void	init_print(u_int32_t localnet, u_int32_t mask,
+	    uint32_t timezone_offset);
+
+int	has_printer(int type);
+
+struct print_info	get_print_info(int type);
+
+void	pretty_print_packet(struct print_info *print_info,
+	    const struct pcap_pkthdr *h, const u_char *sp,
+	    u_int packets_captured);
+
+void	ndo_set_function_pointers(netdissect_options *ndo);
+
+#endif /* print_h */