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/*
* netsniff-ng - the packet sniffing beast
* Copyright 2009, 2010 Daniel Borkmann.
* Subject to the GPL, version 2.
*/
extern int set_sockopt_hwtimestamp(int sock, const char *dev);
#ifdef __WITH_HARDWARE_TIMESTAMPING
#include <string.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <linux/sockios.h>
#include <linux/net_tstamp.h>
#include <linux/net_tstamp.h>
#include <linux/if_packet.h>
#include <linux/if.h>
#include "xutils.h"
#include "str.h"
int set_sockopt_hwtimestamp(int sock, const char *dev)
{
int timesource, ret;
struct hwtstamp_config hwconfig;
struct ifreq ifr;
if (!strncmp("any", dev, strlen("any")))
return -1;
memset(&hwconfig, 0, sizeof(hwconfig));
hwconfig.tx_type = HWTSTAMP_TX_OFF;
hwconfig.rx_filter = HWTSTAMP_FILTER_ALL;
memset(&ifr, 0, sizeof(ifr));
strlcpy(ifr.ifr_name, dev, sizeof(ifr.ifr_name));
ifr.ifr_data = &hwconfig;
ret = ioctl(sock, SIOCSHWTSTAMP, &ifr);
if (ret < 0)
return -1;
timesource = SOF_TIMESTAMPING_RAW_HARDWARE;
return setsockopt(sock, SOL_PACKET, PACKET_TIMESTAMP, ×ource,
sizeof(timesource));
}
#else
int set_sockopt_hwtimestamp(int sock, const char *dev)
{
return -1;
}
#endif
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