Luiz Capitulino <[email protected]> writes:
> This command inserts a new media in an already opened tray. It's only
> available in QMP.
>
> Please, check the command's documentation (being introduced in this
> commit) for a detailed description.
>
> Signed-off-by: Luiz Capitulino <[email protected]>
> ---
> blockdev.c | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
> blockdev.h | 1 +
> qmp-commands.hx | 32 ++++++++++++++++++++++++++++++++
> 3 files changed, 85 insertions(+), 0 deletions(-)
>
> diff --git a/blockdev.c b/blockdev.c
> index 943905d..14c8312 100644
> --- a/blockdev.c
> +++ b/blockdev.c
> @@ -721,6 +721,58 @@ static int tray_close(const char *device)
> return 0;
> }
>
> +static int media_insert(const char *device, const char *mediafile,
> + const char *format)
> +{
> + BlockDriver *drv = NULL;
> + BlockDriverState *bs;
> + int bdrv_flags;
> +
> + bs = bdrv_removable_find(device);
> + if (!bs) {
> + return -1;
> + }
> +
> + if (bdrv_is_locked(bs)) {
> + qerror_report(QERR_DEVICE_LOCKED, bdrv_get_device_name(bs));
> + return -1;
> + }
Why fail if locked?
If you managed to pry open the tray, I guess nothing should stop you
from changing the media in it.
> +
> + if (bdrv_is_inserted(bs)) {
> + /* FIXME: will report undefined error in QMP */
> + return -1;
> + }
> +
> + if (!bs->tray_open) {
> + /* FIXME: will report undefined error in QMP */
> + return 1;
> + }
> +
> + if (format) {
> + drv = bdrv_find_whitelisted_format(format);
> + if (!drv) {
> + qerror_report(QERR_INVALID_BLOCK_FORMAT, format);
> + return -1;
> + }
> + }
> +
> + bdrv_flags = bdrv_is_read_only(bs) ? 0 : BDRV_O_RDWR;
> + bdrv_flags |= bdrv_is_snapshot(bs) ? BDRV_O_SNAPSHOT : 0;
> + if (bdrv_open(bs, mediafile, bdrv_flags, drv) < 0) {
> + qerror_report(QERR_OPEN_FILE_FAILED, mediafile);
> + return -1;
> + }
> +
> + return 0;
> +}
[...]
