From Jesper Peterson: fix a couple of endianness problems.
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7ac8a0a75b
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1c186556cd
12
pcap-dag.c
12
pcap-dag.c
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@ -15,7 +15,7 @@
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#ifndef lint
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static const char rcsid[] _U_ =
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"@(#) $Header: /tcpdump/master/libpcap/pcap-dag.c,v 1.16 2004-01-05 18:18:54 guy Exp $ (LBL)";
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"@(#) $Header: /tcpdump/master/libpcap/pcap-dag.c,v 1.17 2004-01-30 02:23:53 guy Exp $ (LBL)";
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#endif
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#ifdef HAVE_CONFIG_H
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@ -211,7 +211,7 @@ dag_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user)
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}
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p->md.dag_mem_top = dag_offset(p->fd, &(p->md.dag_mem_bottom), flags);
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if ((p->md.dag_mem_top - p->md.dag_mem_bottom < dag_record_size) && nonblocking)
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if (nonblocking && (p->md.dag_mem_top - p->md.dag_mem_bottom < dag_record_size))
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{
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/* Pcap is configured to process only available packets, and there aren't any. */
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return 0;
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@ -274,8 +274,8 @@ dag_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user)
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}
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sunatm->vpi = (rawatm >> 20) & 0x00ff;
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sunatm->flags = ((header->flags.iface & 1) ? 0x80 : 0x00) |
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((sunatm->vpi == 0 && sunatm->vci == 5) ? 6 :
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((sunatm->vpi == 0 && sunatm->vci == 16) ? 5 :
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((sunatm->vpi == 0 && sunatm->vci == htons(5)) ? 6 :
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((sunatm->vpi == 0 && sunatm->vci == htons(16)) ? 5 :
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((dp[ATM_HDR_SIZE] == 0xaa &&
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dp[ATM_HDR_SIZE+1] == 0xaa &&
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dp[ATM_HDR_SIZE+2] == 0x03) ? 2 : 1)));
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@ -320,10 +320,10 @@ dag_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user)
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/* Count lost packets. */
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if (header->lctr) {
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if (p->md.stat.ps_drop > (UINT_MAX - header->lctr)) {
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if (p->md.stat.ps_drop > (UINT_MAX - ntohs(header->lctr))) {
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p->md.stat.ps_drop = UINT_MAX;
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} else {
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p->md.stat.ps_drop += header->lctr;
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p->md.stat.ps_drop += ntohs(header->lctr);
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}
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}
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