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author | Cameron Katri <me@cameronkatri.com> | 2021-05-10 14:55:20 -0400 |
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committer | Cameron Katri <me@cameronkatri.com> | 2021-05-10 14:55:20 -0400 |
commit | d88d199f23088ac1c3d7696374b0a1c1c1c18358 (patch) | |
tree | 977307e478f76c5de5ca141268cf8ce0309a09eb /lib/libpcap/libpcap/bpf_dump.c | |
parent | 5fd83771641d15c418f747bd343ba6738d3875f7 (diff) | |
download | apple_cmds-d88d199f23088ac1c3d7696374b0a1c1c1c18358.tar.gz apple_cmds-d88d199f23088ac1c3d7696374b0a1c1c1c18358.tar.zst apple_cmds-d88d199f23088ac1c3d7696374b0a1c1c1c18358.zip |
libpcap-98.40.1
Diffstat (limited to 'lib/libpcap/libpcap/bpf_dump.c')
-rw-r--r-- | lib/libpcap/libpcap/bpf_dump.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/lib/libpcap/libpcap/bpf_dump.c b/lib/libpcap/libpcap/bpf_dump.c new file mode 100644 index 0000000..a9c9116 --- /dev/null +++ b/lib/libpcap/libpcap/bpf_dump.c @@ -0,0 +1,62 @@ +/* + * Copyright (c) 1992, 1993, 1994, 1995, 1996 + * 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. + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <pcap.h> +#include <stdio.h> + +#include "optimize.h" + +void +bpf_dump(const struct bpf_program *p, int option) +{ + const struct bpf_insn *insn; + int i; + int n = p->bf_len; + + insn = p->bf_insns; + if (option > 2) { + printf("%d\n", n); + for (i = 0; i < n; ++insn, ++i) { + printf("%u %u %u %u\n", insn->code, + insn->jt, insn->jf, insn->k); + } + return ; + } + if (option > 1) { + for (i = 0; i < n; ++insn, ++i) + printf("{ 0x%x, %d, %d, 0x%08x },\n", + insn->code, insn->jt, insn->jf, insn->k); + return; + } + for (i = 0; i < n; ++insn, ++i) { +#ifdef BDEBUG + if (i < NBIDS && bids[i] > 0) + printf("[%02d]", bids[i] - 1); + else + printf(" -- "); +#endif + puts(bpf_image(insn, i)); + } +} |