diff options
Diffstat (limited to 'pcap.c')
| -rw-r--r-- | pcap.c | 18 |
1 files changed, 9 insertions, 9 deletions
@@ -105,10 +105,12 @@ void pcap(const char *pkt, size_t len) } /** - * pcapm() - Capture multiple frames from message header to pcap file - * @mh: Pointer to sendmsg() message header buffer + * pcap_multiple() - Capture multiple frames + * @iov: Array of iovecs, one entry per frame + * @n: Number of frames to capture + * @offset: Offset of the frame within each iovec buffer */ -void pcapm(const struct msghdr *mh) +void pcap_multiple(const struct iovec *iov, unsigned int n, size_t offset) { struct timeval tv; unsigned int i; @@ -118,13 +120,11 @@ void pcapm(const struct msghdr *mh) gettimeofday(&tv, NULL); - for (i = 0; i < mh->msg_iovlen; i++) { - const struct iovec *iov = &mh->msg_iov[i]; - - if (pcap_frame((char *)iov->iov_base + 4, - iov->iov_len - 4, &tv) != 0) { + for (i = 0; i < n; i++) { + if (pcap_frame((char *)iov[i].iov_base + offset, + iov[i].iov_len - offset, &tv) != 0) { debug("Cannot log packet, length %lu", - iov->iov_len - 4); + iov->iov_len - offset); return; } } |