On Thu, Apr 14, 2016 at 5:21 AM, Savolainen, Petri (Nokia - FI/Espoo) <
[email protected]> wrote:

> Hi,
>
> There's no need to convert from index to handle. Application should save
> handle into its own data structures. Direct index from packet should be
> added, since it's very likely that packet descriptor stores an index
> anyway. odp_config_pktio_entries() will be renamed to
> odp_pktio_max_interfaces() or similar during config.h cleanup.
>
> So, I think only these two functions under need to be added.
>
>
I'll send a v2 with the suggested changes, however I see no harm in
providing the index->handle converter for symmetry.


> -Petri
>
>
> /**
>  * Get pktio interface index
>  *
>  * @param pktio   Packet IO handle
>  *
>  * @return        Packet interface index (0..odp_config_pktio_entries()-1)
>  * @retval <0     On failure (e.g., handle not valid)
>  */
> int odp_pktio_index(odp_pktio_t pktio);
>
>
> /**
>  * Packet input interface index
>  *
>  * Returns index of the packet IO interface which received the packet or
>  * <0 when the packet was allocated/reset by the application.
>  *
>  * @param pkt   Packet handle
>  *
>  * @return Packet interface index (0..odp_config_pktio_entries()-1)
>  * @retval <0  Packet was not received on any interface
>  */
> int odp_packet_input_index(odp_packet_t pkt);
>
>
>
> > -----Original Message-----
> > From: lng-odp [mailto:[email protected]] On Behalf Of EXT
> > Bill Fischofer
> > Sent: Wednesday, April 13, 2016 10:19 PM
> > To: [email protected]
> > Subject: [lng-odp] [API-NEXT PATCH 1/3] api: pktio: add pktio id
> > conversion APIs
> >
> > Add the two APIs odp_pktio_to_id() and odp_pktio_from_id() to enable
> > applications to convert PktIO handles to and from indices for managing
> > user contexts and related associated data.
> >
> > Signed-off-by: Bill Fischofer <[email protected]>
> > ---
> >  include/odp/api/spec/packet_io.h | 20 ++++++++++++++++++++
> >  1 file changed, 20 insertions(+)
> >
> > diff --git a/include/odp/api/spec/packet_io.h
> > b/include/odp/api/spec/packet_io.h
> > index 466cab6..60fb722 100644
> > --- a/include/odp/api/spec/packet_io.h
> > +++ b/include/odp/api/spec/packet_io.h
> > @@ -908,6 +908,26 @@ int odp_pktio_skip_set(odp_pktio_t pktio, uint32_t
> > offset);
> >  int odp_pktio_headroom_set(odp_pktio_t pktio, uint32_t headroom);
> >
> >  /**
> > + * Get pktio id from handle
> > + *
> > + * @param pktio   Pktio handle
> > + *
> > + * @return        Pktio index (0..odp_config_pktio_entries()-1)
> > + * @retval <0     Error (e.g., handle not valid)
> > + */
> > +int odp_pktio_to_id(odp_pktio_t pktio);
> > +
> > +/**
> > + * Get pktio handle from id
> > + *
> > + * @param id       Pktio index
> > + *
> > + * @return         Pktio handle
> > + * @retval ODP_PKTIO_INVALID on error
> > + */
> > +odp_pktio_t odp_pktio_from_id(int id);
> > +
> > +/**
> >   * Get printable value for an odp_pktio_t
> >   *
> >   * @param pktio   odp_pktio_t handle to be printed
> > --
> > 2.5.0
> >
> > _______________________________________________
> > lng-odp mailing list
> > [email protected]
> > https://lists.linaro.org/mailman/listinfo/lng-odp
>
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