40 lines
1.2 KiB
Diff
40 lines
1.2 KiB
Diff
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--- a/cutter.c.orig 2005-04-30 09:01:03.000000000 +0200
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+++ b/cutter.c 2007-10-26 16:10:04.000000000 +0200
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@@ -476,7 +476,7 @@
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int scan_conntrack(in_addr_t ip1, int port1, in_addr_t ip2, int port2)
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{
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- FILE *id = fopen( "/proc/net/ip_conntrack", "r" );
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+ FILE *id = fopen( "/proc/net/nf_conntrack", "r" );
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char src1[32], dst1[32], src2[32], dst2[32];
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int sport1, dport1, sport2, dport2, i;
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int packets1, packets2, bytes1, bytes2;
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@@ -486,12 +486,12 @@
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int ok = TRUE;
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if (id == NULL) {
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- perror( "openning /proc/net/ip_conntrack" );
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+ perror( "openning /proc/net/nf_conntrack" );
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return FALSE;
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}
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while (fgets(buff, sizeof(buff), id) != NULL) {
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- if (memcmp(buff, "tcp ", 4) != 0 || strstr(buff, " ESTABLISHED ") == NULL)
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+ if (memcmp(buff, "ipv4 2 tcp ", 15) != 0 || strstr(buff, " ESTABLISHED ") == NULL)
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continue;
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p = buff;
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@@ -537,6 +537,12 @@
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ok = send_rst(dst1,dport1,src1,sport1) && ok;
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ok = send_rst(dst2,dport2,src2,sport2) && ok;
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}
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+ else {
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+ found ++;
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+ printf("For connection %s:%d -> %s:%d\n", dst2, dport2, src2, sport2);
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+ ok = send_rst(dst1,dport1,src1,sport1) && ok;
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+ ok = send_rst(dst2,dport2,src2,sport2) && ok;
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+ }
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}
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}
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