tcpdump/SOURCES/0004-tcpslice-update-tcpsli...

89 lines
2.5 KiB
Diff

From 954c235f6db6f601d732b6fce48d2e8183c05d49 Mon Sep 17 00:00:00 2001
From: rpm-build <rpm-build>
Date: Mon, 20 Oct 2014 14:43:04 +0200
Subject: [PATCH 4/8] tcpslice: update tcpslice patch to 1.2a3
---
tcpslice-1.2a3/search.c | 22 +++++++++++++++-------
tcpslice-1.2a3/tcpslice.h | 20 ++++++++++++++++++++
2 files changed, 35 insertions(+), 7 deletions(-)
diff --git a/tcpslice-1.2a3/search.c b/tcpslice-1.2a3/search.c
index 1e2d051..23aa105 100644
--- a/tcpslice-1.2a3/search.c
+++ b/tcpslice-1.2a3/search.c
@@ -53,7 +53,7 @@ static const char rcsid[] =
/* Size of a packet header in bytes; easier than typing the sizeof() all
* the time ...
*/
-#define PACKET_HDR_LEN (sizeof( struct pcap_pkthdr ))
+#define PACKET_HDR_LEN (sizeof( struct pcap_sf_pkthdr ))
extern int snaplen;
@@ -111,16 +111,24 @@ reasonable_header( struct pcap_pkthdr *hdr, time_t first_time, time_t last_time
static void
extract_header( pcap_t *p, u_char *buf, struct pcap_pkthdr *hdr )
{
- memcpy((char *) hdr, (char *) buf, sizeof(struct pcap_pkthdr));
+ struct pcap_sf_pkthdr hdri;
+
+ memcpy((char *) &hdri, (char *) buf, sizeof(struct pcap_sf_pkthdr));
if ( pcap_is_swapped( p ) )
{
- hdr->ts.tv_sec = SWAPLONG(hdr->ts.tv_sec);
- hdr->ts.tv_usec = SWAPLONG(hdr->ts.tv_usec);
- hdr->len = SWAPLONG(hdr->len);
- hdr->caplen = SWAPLONG(hdr->caplen);
+ hdr->ts.tv_sec = SWAPLONG(hdri.ts.tv_sec);
+ hdr->ts.tv_usec = SWAPLONG(hdri.ts.tv_usec);
+ hdr->len = SWAPLONG(hdri.len);
+ hdr->caplen = SWAPLONG(hdri.caplen);
+ }
+ else
+ {
+ hdr->ts.tv_sec = hdri.ts.tv_sec;
+ hdr->ts.tv_usec = hdri.ts.tv_usec;
+ hdr->len = hdri.len;
+ hdr->caplen = hdri.caplen;
}
-
/*
* From bpf/libpcap/savefile.c:
*
diff --git a/tcpslice-1.2a3/tcpslice.h b/tcpslice-1.2a3/tcpslice.h
index de4a01c..9dcd1a1 100644
--- a/tcpslice-1.2a3/tcpslice.h
+++ b/tcpslice-1.2a3/tcpslice.h
@@ -20,6 +20,26 @@
*/
+#include <time.h>
+/* #include <net/bpf.h> */
+
+/*
+ * This is a timeval as stored in disk in a dumpfile.
+ * It has to use the same types everywhere, independent of the actual
+ * `struct timeval'
+ */
+
+struct pcap_timeval {
+ bpf_int32 tv_sec; /* seconds */
+ bpf_int32 tv_usec; /* microseconds */
+};
+
+struct pcap_sf_pkthdr {
+ struct pcap_timeval ts; /* time stamp */
+ bpf_u_int32 caplen; /* length of portion present */
+ bpf_u_int32 len; /* length this packet (off wire) */
+};
+
time_t gwtm2secs( struct tm *tm );
int sf_find_end( struct pcap *p, struct timeval *first_timestamp,
--
2.9.3