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add snd_seq_unset_bit()

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Added snd_seq_unset_bit() to alsa sequencer API

Signed-off-by: Aldrin Martoq <amartoq@dcc.uchile.cl>
This commit is contained in:
Aldrin Martoq 2008-02-22 17:42:56 +01:00 • committed by Takashi Iwai
parent 0e5b2a006a
commit 882f93ac26
2 changed files with 9 additions and 0 deletions
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1
include/seq.h
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@ -575,6 +575,7 @@ int snd_seq_remove_events(snd_seq_t *handle, snd_seq_remove_events_t *info);
*/
void snd_seq_set_bit(int nr, void *array);
void snd_seq_unset_bit(int nr, void *array);
int snd_seq_change_bit(int nr, void *array);
int snd_seq_get_bit(int nr, void *array);

8
src/seq/seq.c
View file

@ -4662,6 +4662,14 @@ void snd_seq_set_bit(int nr, void *array)
((unsigned int *)array)[nr >> 5] |= 1UL << (nr & 31);
}
/**
* \brief unset a bit flag
*/
void snd_seq_unset_bit(int nr, void *array)
{
((unsigned int *)array)[nr >> 5] &= ~(1UL << (nr & 31));
}
/**
* \brief change a bit flag
*/