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author | Felix Fietkau <nbd@openwrt.org> | 2006-10-13 22:51:49 +0200 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2016-03-20 17:29:15 +0100 |
commit | 60c1f0f64d23003a19a07d6b9638542130f6641d (patch) | |
tree | 8fb2787f4c49baded97cd55e0c371fe1cffce2b6 /package/ppp/utils | |
parent | d58a09110ccfa95f06c983fe796806f2e035c9d2 (diff) | |
parent | b3ce218b51746d3a576221ea542facf3a1703ab2 (diff) | |
download | mtk-20170518-60c1f0f64d23003a19a07d6b9638542130f6641d.zip mtk-20170518-60c1f0f64d23003a19a07d6b9638542130f6641d.tar.gz mtk-20170518-60c1f0f64d23003a19a07d6b9638542130f6641d.tar.bz2 |
finally move buildroot-ng to trunk
Diffstat (limited to 'package/ppp/utils')
-rw-r--r-- | package/ppp/utils/pfc.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/package/ppp/utils/pfc.c b/package/ppp/utils/pfc.c new file mode 100644 index 0000000..5476be1 --- /dev/null +++ b/package/ppp/utils/pfc.c @@ -0,0 +1,51 @@ +/* + * Taken from fli4l 3.0 + * Make sure you compile it against the same libpcap version used in OpenWrt + */ + +#include <stdlib.h> +#include <sys/types.h> +#include <sys/time.h> +#include <string.h> + +#include <linux/types.h> +#include <linux/ppp_defs.h> + +#include <pcap.h> +#include <pcap-bpf.h> + +int main (int argc, char ** argv) +{ + pcap_t *pc; /* Fake struct pcap so we can compile expr */ + struct bpf_program filter; /* Filter program for link-active pkts */ + u_int32_t netmask=0; + + int dflag = 3; + if (argc == 4) + { + if (!strcmp (argv[1], "-d")) + { + dflag = atoi (argv[2]); + argv += 2; + argc -=2; + } + } + if (argc != 2) + { + printf ("usage; %s [ -d <debug_level> ] expression\n", argv[0]); + return 1; + } + + pc = pcap_open_dead(DLT_PPP_PPPD, PPP_HDRLEN); + if (pcap_compile(pc, &filter, argv[1], 1, netmask) == 0) + { + printf ("#\n# Expression: %s\n#\n", argv[1]); + bpf_dump (&filter, dflag); + return 0; + } + else + { + printf("error in active-filter expression: %s\n", pcap_geterr(pc)); + } + return 1; +} |