Re: [PATCH] ratp: fix sending data that won't fit in a single RATP packet

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On Fri, Aug 31, 2018 at 12:37:20AM +0200, Aleksander Morgado wrote:
> We need to advance the input buffer used to create messages when the
> data doesn't fit in a single RATP packet.
> 
> Signed-off-by: Aleksander Morgado <aleksander@xxxxxxxxxxxxx>
> ---

Applied, thanks

Sascha

>  include/ratp.h | 2 +-
>  lib/ratp.c     | 6 ++++--
>  2 files changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/include/ratp.h b/include/ratp.h
> index 6f4cf8a6f..d2a819235 100644
> --- a/include/ratp.h
> +++ b/include/ratp.h
> @@ -11,7 +11,7 @@ int ratp_establish(struct ratp *ratp, bool active, int timeout_ms);
>  void ratp_close(struct ratp *ratp);
>  int ratp_recv(struct ratp *ratp, void **data, size_t *len);
>  int ratp_send(struct ratp *ratp, const void *data, size_t len);
> -int ratp_send_complete(struct ratp *ratp, const void *data, size_t len,
> +int ratp_send_complete(struct ratp *ratp, const uint8_t *data, size_t len,
>  		   void (*complete)(void *ctx, int status), void *complete_ctx);
>  int ratp_poll(struct ratp *ratp);
>  bool ratp_closed(struct ratp *ratp);
> diff --git a/lib/ratp.c b/lib/ratp.c
> index 4c5c748b4..7801cae51 100644
> --- a/lib/ratp.c
> +++ b/lib/ratp.c
> @@ -1734,11 +1734,12 @@ void ratp_close(struct ratp *ratp)
>   *
>   * Return: 0 if successful, a negative error code otherwise.
>   */
> -int ratp_send_complete(struct ratp *ratp, const void *data, size_t len,
> +int ratp_send_complete(struct ratp *ratp, const uint8_t *data, size_t len,
>  		   void (*complete)(void *ctx, int status), void *complete_ctx)
>  {
>  	struct ratp_internal *ri = ratp->internal;
>  	struct ratp_message *msg;
> +	int sent = 0;
> 
>  	if (!ri || ri->state != RATP_STATE_ESTABLISHED)
>  		return -ENETDOWN;
> @@ -1754,11 +1755,12 @@ int ratp_send_complete(struct ratp *ratp, const void *data, size_t len,
>  		msg = xzalloc(sizeof(*msg));
>  		msg->buf = xzalloc(sizeof(struct ratp_header) + now + 2);
>  		msg->len = now;
> -		memcpy(msg->buf + sizeof(struct ratp_header), data, now);
> +		memcpy(msg->buf + sizeof(struct ratp_header), data + sent, now);
> 
>  		list_add_tail(&msg->list, &ri->sendmsg);
> 
>  		len -= now;
> +		sent += now;
>  	}
> 
>  	msg->eor = 1;
> --
> 2.18.0
> 

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