mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-05 15:59:42 +02:00
d11c471cf9
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@20455 3c298f89-4303-0410-b956-a3cf2f4a3e73
47 lines
1.6 KiB
Diff
47 lines
1.6 KiB
Diff
--- a/networking/ping.c
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+++ b/networking/ping.c
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@@ -79,6 +79,7 @@ static int in_cksum(unsigned short *buf,
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/* simple version */
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static char *hostname;
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+static unsigned datalen = DEFDATALEN;
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static void noresp(int ign UNUSED_PARAM)
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{
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@@ -91,7 +92,7 @@ static void ping4(len_and_sockaddr *lsa)
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struct sockaddr_in pingaddr;
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struct icmp *pkt;
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int pingsock, c;
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- char packet[DEFDATALEN + MAXIPLEN + MAXICMPLEN];
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+ char packet[datalen + ICMP_MINLEN + MAXIPLEN + MAXICMPLEN];
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pingsock = create_icmp_socket();
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pingaddr = lsa->u.sin;
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@@ -101,7 +102,7 @@ static void ping4(len_and_sockaddr *lsa)
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pkt->icmp_type = ICMP_ECHO;
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pkt->icmp_cksum = in_cksum((unsigned short *) pkt, sizeof(packet));
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- c = xsendto(pingsock, packet, DEFDATALEN + ICMP_MINLEN,
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+ c = xsendto(pingsock, packet, datalen + ICMP_MINLEN,
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(struct sockaddr *) &pingaddr, sizeof(pingaddr));
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/* listen for replies */
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@@ -135,7 +136,7 @@ static void ping6(len_and_sockaddr *lsa)
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struct icmp6_hdr *pkt;
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int pingsock, c;
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int sockopt;
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- char packet[DEFDATALEN + MAXIPLEN + MAXICMPLEN];
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+ char packet[datalen + ICMP_MINLEN + MAXIPLEN + MAXICMPLEN];
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pingsock = create_icmp6_socket();
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pingaddr = lsa->u.sin6;
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@@ -147,7 +148,7 @@ static void ping6(len_and_sockaddr *lsa)
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sockopt = offsetof(struct icmp6_hdr, icmp6_cksum);
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setsockopt(pingsock, SOL_RAW, IPV6_CHECKSUM, &sockopt, sizeof(sockopt));
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- c = xsendto(pingsock, packet, DEFDATALEN + sizeof (struct icmp6_hdr),
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+ c = xsendto(pingsock, packet, datalen + sizeof (struct icmp6_hdr),
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(struct sockaddr *) &pingaddr, sizeof(pingaddr));
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/* listen for replies */
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