ptp_mbuf2hdr()
Returns a pointer to a PTP header in a memory buffer
Synopsis:
#include <qnx/ptp/ptp_mod.h>
struct ptp_hdr* ptp_mbuf2hdr(struct mbuf *m)
Arguments:
- m
- The
mbuf
containing the packet. The M_PKTHDR flag must be set.
Library:
ptpDescription:
Currently supports IPv4 and L2. Packet is assumed to be in one mbuf
(i.e., no m_next
).
Returns:
If successful, returns a pointer to the PTP header in an
mbuf
; otherwise, one of the following:- NULL - Invalid type or length in the provided
mbuf
.
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