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seq: Add snd_seq_ump_ev_clear()

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Like snd_seq_ev_clear(), let's add a helper to clear the event record
for a UMP-capable sequencer event.

While we're at it, change snd_seq_ev_clear() to be a static inline
function, so that we make sure that the proper pointer type is
passed.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2023-11-13 12:51:56 +01:00
parent 31f2ab57e2
commit 55c6338290
1 changed files with 15 additions and 2 deletions
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17
include/seqmid.h
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@ -45,8 +45,21 @@ extern "C" {
* *
* This macro clears the given event record pointer to the default status. * This macro clears the given event record pointer to the default status.
*/ */
#define snd_seq_ev_clear(ev) \ static inline void snd_seq_ev_clear(snd_seq_event_t *ev)
memset(ev, 0, sizeof(snd_seq_event_t)) {
memset(ev, 0, sizeof(*ev));
}
/**
* \brief initialize event record for UMP
* \param ev event record pointer
*
* This macro clears the given UMP event record pointer to the default status.
*/
static inline void snd_seq_ump_ev_clear(snd_seq_ump_event_t *ev)
{
memset(ev, 0, sizeof(*ev));
}
/** /**
* \brief set the tag for given event * \brief set the tag for given event