extern "C" {
#endif
-int snd_rawmidi_open(snd_rawmidi_t **handle, char *name, int streams, int mode);
-int snd_rawmidi_close(snd_rawmidi_t *handle);
-int snd_rawmidi_poll_descriptor(snd_rawmidi_t *handle, snd_rawmidi_stream_t stream);
-int snd_rawmidi_nonblock(snd_rawmidi_t *handle, snd_rawmidi_stream_t stream, int nonblock);
-int snd_rawmidi_info(snd_rawmidi_t *handle, snd_rawmidi_stream_t stream, snd_rawmidi_info_t * info);
-int snd_rawmidi_params(snd_rawmidi_t *handle, snd_rawmidi_stream_t stream, snd_rawmidi_params_t * params);
-int snd_rawmidi_status(snd_rawmidi_t *handle, snd_rawmidi_stream_t stream, snd_rawmidi_status_t * status);
-int snd_rawmidi_drain(snd_rawmidi_t *handle, snd_rawmidi_stream_t stream);
-int snd_rawmidi_drop(snd_rawmidi_t *handle, snd_rawmidi_stream_t stream);
-ssize_t snd_rawmidi_write(snd_rawmidi_t *handle, const void *buffer, size_t size);
-ssize_t snd_rawmidi_read(snd_rawmidi_t *handle, void *buffer, size_t size);
-
-int snd_rawmidi_params_current(snd_pcm_t *pcm, snd_rawmidi_params_t *params);
-int snd_rawmidi_params_dump(snd_rawmidi_params_t *params, snd_output_t *out);
-
-int snd_rawmidi_status_dump(snd_rawmidi_status_t *status, snd_output_t *out);
+int snd_rawmidi_open(snd_rawmidi_t **rmidi, char *name, int streams, int mode);
+int snd_rawmidi_close(snd_rawmidi_t *rmidi);
+int snd_rawmidi_poll_descriptor(snd_rawmidi_t *rmidi, snd_rawmidi_stream_t stream);
+int snd_rawmidi_nonblock(snd_rawmidi_t *rmidi, snd_rawmidi_stream_t stream, int nonblock);
+int snd_rawmidi_info(snd_rawmidi_t *rmidi, snd_rawmidi_stream_t stream, snd_rawmidi_info_t * info);
+int snd_rawmidi_params(snd_rawmidi_t *rmidi, snd_rawmidi_stream_t stream, snd_rawmidi_params_t * params);
+int snd_rawmidi_status(snd_rawmidi_t *rmidi, snd_rawmidi_stream_t stream, snd_rawmidi_status_t * status);
+int snd_rawmidi_drain(snd_rawmidi_t *rmidi, snd_rawmidi_stream_t stream);
+int snd_rawmidi_drop(snd_rawmidi_t *rmidi, snd_rawmidi_stream_t stream);
+ssize_t snd_rawmidi_write(snd_rawmidi_t *rmidi, const void *buffer, size_t size);
+ssize_t snd_rawmidi_read(snd_rawmidi_t *rmidi, void *buffer, size_t size);
+
+int snd_rawmidi_params_current(snd_rawmidi_t *rmidi, snd_rawmidi_stream_t stream, snd_rawmidi_params_t *params);
#ifdef __cplusplus
}
{
snd_pcm_adpcm_t *adpcm = pcm->private;
int err;
- snd_pcm_access_mask_t *access_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(access_mask, SND_PCM_ACCBIT_PLUGIN);
+ snd_pcm_access_mask_t access_mask = { SND_PCM_ACCBIT_PLUGIN };
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_ACCESS,
- access_mask);
+ &access_mask);
if (err < 0)
return err;
if (adpcm->sformat == SND_PCM_FORMAT_IMA_ADPCM) {
- snd_pcm_format_mask_t *format_mask = alloca(snd_pcm_format_mask_sizeof());
- snd_mask_load(format_mask, SND_PCM_FMTBIT_LINEAR);
+ snd_pcm_format_mask_t format_mask = { SND_PCM_FMTBIT_LINEAR };
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_FORMAT,
- format_mask);
+ &format_mask);
} else {
err = _snd_pcm_hw_params_set_format(params,
SND_PCM_FORMAT_IMA_ADPCM);
static int snd_pcm_adpcm_hw_refine_sprepare(snd_pcm_t *pcm, snd_pcm_hw_params_t *sparams)
{
snd_pcm_adpcm_t *adpcm = pcm->private;
- snd_pcm_access_mask_t *saccess_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(saccess_mask, SND_PCM_ACCBIT_MMAP);
+ snd_pcm_access_mask_t saccess_mask = { SND_PCM_ACCBIT_MMAP };
_snd_pcm_hw_params_any(sparams);
_snd_pcm_hw_param_set_mask(sparams, SND_PCM_HW_PARAM_ACCESS,
- saccess_mask);
+ &saccess_mask);
_snd_pcm_hw_params_set_format(sparams, adpcm->sformat);
_snd_pcm_hw_params_set_subformat(sparams, SND_PCM_SUBFORMAT_STD);
return 0;
{
snd_pcm_alaw_t *alaw = pcm->private;
int err;
- snd_pcm_access_mask_t *access_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(access_mask, SND_PCM_ACCBIT_PLUGIN);
+ snd_pcm_access_mask_t access_mask = { SND_PCM_ACCBIT_PLUGIN };
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_ACCESS,
- access_mask);
+ &access_mask);
if (err < 0)
return err;
if (alaw->sformat == SND_PCM_FORMAT_A_LAW) {
- snd_pcm_format_mask_t *format_mask = alloca(snd_pcm_format_mask_sizeof());
- snd_mask_load(format_mask, SND_PCM_FMTBIT_LINEAR);
+ snd_pcm_format_mask_t format_mask = { SND_PCM_FMTBIT_LINEAR };
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_FORMAT,
- format_mask);
+ &format_mask);
} else {
err = _snd_pcm_hw_params_set_format(params,
SND_PCM_FORMAT_A_LAW);
static int snd_pcm_alaw_hw_refine_sprepare(snd_pcm_t *pcm, snd_pcm_hw_params_t *sparams)
{
snd_pcm_alaw_t *alaw = pcm->private;
- snd_pcm_access_mask_t *saccess_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(saccess_mask, SND_PCM_ACCBIT_MMAP);
+ snd_pcm_access_mask_t saccess_mask = { SND_PCM_ACCBIT_MMAP };
_snd_pcm_hw_params_any(sparams);
_snd_pcm_hw_param_set_mask(sparams, SND_PCM_HW_PARAM_ACCESS,
- saccess_mask);
+ &saccess_mask);
_snd_pcm_hw_params_set_format(sparams, alaw->sformat);
_snd_pcm_hw_params_set_subformat(sparams, SND_PCM_SUBFORMAT_STD);
return 0;
static int snd_pcm_copy_hw_refine_cprepare(snd_pcm_t *pcm ATTRIBUTE_UNUSED, snd_pcm_hw_params_t *params)
{
int err;
- snd_pcm_access_mask_t *access_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(access_mask, SND_PCM_ACCBIT_PLUGIN);
+ snd_pcm_access_mask_t access_mask = { SND_PCM_ACCBIT_PLUGIN };
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_ACCESS,
- access_mask);
+ &access_mask);
if (err < 0)
return err;
params->info &= ~(SND_PCM_INFO_MMAP | SND_PCM_INFO_MMAP_VALID);
static int snd_pcm_copy_hw_refine_sprepare(snd_pcm_t *pcm ATTRIBUTE_UNUSED, snd_pcm_hw_params_t *sparams)
{
- snd_pcm_access_mask_t *saccess_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(saccess_mask, SND_PCM_ACCBIT_MMAP);
+ snd_pcm_access_mask_t saccess_mask = { SND_PCM_ACCBIT_MMAP };
_snd_pcm_hw_params_any(sparams);
_snd_pcm_hw_param_set_mask(sparams, SND_PCM_HW_PARAM_ACCESS,
- saccess_mask);
+ &saccess_mask);
return 0;
}
static int snd_pcm_linear_hw_refine_cprepare(snd_pcm_t *pcm ATTRIBUTE_UNUSED, snd_pcm_hw_params_t *params)
{
int err;
- snd_pcm_access_mask_t *access_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_pcm_format_mask_t *format_mask = alloca(snd_pcm_format_mask_sizeof());
- snd_mask_load(access_mask, SND_PCM_ACCBIT_PLUGIN);
- snd_mask_load(format_mask, SND_PCM_FMTBIT_LINEAR);
+ snd_pcm_access_mask_t access_mask = { SND_PCM_ACCBIT_PLUGIN };
+ snd_pcm_format_mask_t format_mask = { SND_PCM_FMTBIT_LINEAR };
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_ACCESS,
- access_mask);
+ &access_mask);
if (err < 0)
return err;
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_FORMAT,
- format_mask);
+ &format_mask);
if (err < 0)
return err;
err = _snd_pcm_hw_params_set_subformat(params, SND_PCM_SUBFORMAT_STD);
static int snd_pcm_linear_hw_refine_sprepare(snd_pcm_t *pcm, snd_pcm_hw_params_t *sparams)
{
snd_pcm_linear_t *linear = pcm->private;
- snd_pcm_access_mask_t *saccess_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(saccess_mask, SND_PCM_ACCBIT_MMAP);
+ snd_pcm_access_mask_t saccess_mask = { SND_PCM_ACCBIT_MMAP };
_snd_pcm_hw_params_any(sparams);
_snd_pcm_hw_param_set_mask(sparams, SND_PCM_HW_PARAM_ACCESS,
- saccess_mask);
+ &saccess_mask);
_snd_pcm_hw_params_set_format(sparams, linear->sformat);
_snd_pcm_hw_params_set_subformat(sparams, SND_PCM_SUBFORMAT_STD);
return 0;
{
snd_pcm_mulaw_t *mulaw = pcm->private;
int err;
- snd_pcm_access_mask_t *access_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(access_mask, SND_PCM_ACCBIT_PLUGIN);
+ snd_pcm_access_mask_t access_mask = { SND_PCM_ACCBIT_PLUGIN };
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_ACCESS,
- access_mask);
+ &access_mask);
if (err < 0)
return err;
if (mulaw->sformat == SND_PCM_FORMAT_MU_LAW) {
- snd_pcm_format_mask_t *format_mask = alloca(snd_pcm_format_mask_sizeof());
- snd_mask_load(format_mask, SND_PCM_FMTBIT_LINEAR);
+ snd_pcm_format_mask_t format_mask= { SND_PCM_FMTBIT_LINEAR };
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_FORMAT,
- format_mask);
+ &format_mask);
} else {
err = _snd_pcm_hw_params_set_format(params,
SND_PCM_FORMAT_MU_LAW);
static int snd_pcm_mulaw_hw_refine_sprepare(snd_pcm_t *pcm, snd_pcm_hw_params_t *sparams)
{
snd_pcm_mulaw_t *mulaw = pcm->private;
- snd_pcm_access_mask_t *saccess_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(saccess_mask, SND_PCM_ACCBIT_MMAP);
+ snd_pcm_access_mask_t saccess_mask = { SND_PCM_ACCBIT_MMAP };
_snd_pcm_hw_params_any(sparams);
_snd_pcm_hw_param_set_mask(sparams, SND_PCM_HW_PARAM_ACCESS,
- saccess_mask);
+ &saccess_mask);
_snd_pcm_hw_params_set_format(sparams, mulaw->sformat);
_snd_pcm_hw_params_set_subformat(sparams, SND_PCM_SUBFORMAT_STD);
return 0;
static int snd_pcm_multi_hw_refine_cprepare(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
{
snd_pcm_multi_t *multi = pcm->private;
- snd_pcm_access_mask_t *access_mask = alloca(snd_pcm_access_mask_sizeof());
+ snd_pcm_access_mask_t access_mask;
int err;
- snd_pcm_access_mask_any(access_mask);
- snd_pcm_access_mask_reset(access_mask, SND_PCM_ACCESS_MMAP_INTERLEAVED);
+ snd_pcm_access_mask_any(&access_mask);
+ snd_pcm_access_mask_reset(&access_mask, SND_PCM_ACCESS_MMAP_INTERLEAVED);
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_ACCESS,
- access_mask);
+ &access_mask);
if (err < 0)
return err;
err = _snd_pcm_hw_param_set(params, SND_PCM_HW_PARAM_CHANNELS,
{
snd_pcm_multi_t *multi = pcm->private;
snd_pcm_multi_slave_t *slave = &multi->slaves[slave_idx];
- snd_pcm_access_mask_t *saccess_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(saccess_mask, SND_PCM_ACCBIT_MMAP);
+ snd_pcm_access_mask_t saccess_mask = { SND_PCM_ACCBIT_MMAP };
_snd_pcm_hw_params_any(sparams);
_snd_pcm_hw_param_set_mask(sparams, SND_PCM_HW_PARAM_ACCESS,
- saccess_mask);
+ &saccess_mask);
_snd_pcm_hw_param_set(sparams, SND_PCM_HW_PARAM_CHANNELS,
slave->channels_count, 0);
return 0;
if (!snd_pcm_access_mask_test(access_mask, SND_PCM_ACCESS_RW_INTERLEAVED) &&
!snd_pcm_access_mask_test(access_mask, SND_PCM_ACCESS_RW_NONINTERLEAVED) &&
!snd_pcm_access_mask_test(access_mask, SND_PCM_ACCESS_MMAP_NONINTERLEAVED)) {
- snd_pcm_access_mask_t *saccess_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_pcm_access_mask_any(saccess_mask);
- snd_pcm_access_mask_reset(saccess_mask, SND_PCM_ACCESS_MMAP_NONINTERLEAVED);
+ snd_pcm_access_mask_t saccess_mask;
+ snd_pcm_access_mask_any(&saccess_mask);
+ snd_pcm_access_mask_reset(&saccess_mask, SND_PCM_ACCESS_MMAP_NONINTERLEAVED);
err = _snd_pcm_hw_param_set_mask(sparams, SND_PCM_HW_PARAM_ACCESS,
- saccess_mask);
+ &saccess_mask);
if (err < 0)
return err;
}
SND_PCM_HW_PARBIT_BUFFER_SIZE |
SND_PCM_HW_PARBIT_BUFFER_TIME |
SND_PCM_HW_PARBIT_TICK_TIME);
- snd_pcm_access_mask_t *access_mask = alloca(snd_pcm_access_mask_sizeof());
+ snd_pcm_access_mask_t access_mask;
const snd_pcm_access_mask_t *saccess_mask = snd_pcm_hw_param_get_mask(sparams, SND_PCM_HW_PARAM_ACCESS);
- snd_pcm_access_mask_any(access_mask);
- snd_pcm_access_mask_reset(access_mask, SND_PCM_ACCESS_MMAP_INTERLEAVED);
+ snd_pcm_access_mask_any(&access_mask);
+ snd_pcm_access_mask_reset(&access_mask, SND_PCM_ACCESS_MMAP_INTERLEAVED);
if (!snd_pcm_access_mask_test(saccess_mask, SND_PCM_ACCESS_MMAP_NONINTERLEAVED))
- snd_pcm_access_mask_reset(access_mask, SND_PCM_ACCESS_MMAP_NONINTERLEAVED);
+ snd_pcm_access_mask_reset(&access_mask, SND_PCM_ACCESS_MMAP_NONINTERLEAVED);
if (!snd_pcm_access_mask_test(saccess_mask, SND_PCM_ACCESS_MMAP_COMPLEX) &&
!snd_pcm_access_mask_test(saccess_mask, SND_PCM_ACCESS_MMAP_INTERLEAVED))
- snd_pcm_access_mask_reset(access_mask, SND_PCM_ACCESS_MMAP_COMPLEX);
+ snd_pcm_access_mask_reset(&access_mask, SND_PCM_ACCESS_MMAP_COMPLEX);
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_ACCESS,
- access_mask);
+ &access_mask);
if (err < 0)
return err;
err = _snd_pcm_hw_params_refine(params, links, sparams);
static snd_pcm_format_t snd_pcm_plug_slave_format(snd_pcm_format_t format, const snd_pcm_format_mask_t *format_mask)
{
int w, u, e, wid, w1, dw;
- snd_mask_t *lin = alloca(snd_mask_sizeof());
+ snd_pcm_format_mask_t lin = { SND_PCM_FMTBIT_LINEAR };
if (snd_pcm_format_mask_test(format_mask, format))
return format;
- snd_mask_load(lin, SND_PCM_FMTBIT_LINEAR);
- if (!snd_pcm_format_mask_test(lin, format)) {
+ if (!snd_pcm_format_mask_test(&lin, format)) {
unsigned int i;
switch (snd_enum_to_int(format)) {
case SND_PCM_FORMAT_MU_LAW:
}
}
- snd_mask_intersect(lin, format_mask);
- if (snd_mask_empty(lin)) {
+ snd_mask_intersect(&lin, format_mask);
+ if (snd_mask_empty(&lin)) {
unsigned int i;
for (i = 0; i < sizeof(nonlinear_preferred_formats) / sizeof(nonlinear_preferred_formats[0]); ++i) {
snd_pcm_format_t f = nonlinear_preferred_formats[i];
unsigned int links = (SND_PCM_HW_PARBIT_PERIOD_TIME |
SND_PCM_HW_PARBIT_TICK_TIME);
const snd_pcm_format_mask_t *format_mask, *sformat_mask;
- snd_mask_t *sfmt_mask = alloca(snd_mask_sizeof());
+ snd_pcm_format_mask_t sfmt_mask;
int err;
snd_pcm_format_t format;
snd_interval_t t, buffer_size;
SND_PCM_HW_PARAM_FORMAT);
sformat_mask = snd_pcm_hw_param_get_mask(sparams,
SND_PCM_HW_PARAM_FORMAT);
- snd_mask_none(sfmt_mask);
+ snd_mask_none(&sfmt_mask);
for (format = 0; format <= SND_PCM_FORMAT_LAST; snd_enum_incr(format)) {
snd_pcm_format_t f;
if (!snd_pcm_format_mask_test(format_mask, format))
if (f == SND_PCM_FORMAT_NONE)
continue;
}
- snd_pcm_format_mask_set(sfmt_mask, f);
+ snd_pcm_format_mask_set(&sfmt_mask, f);
}
err = snd_pcm_hw_param_set_mask(slave, sparams, SND_CHANGE,
- SND_PCM_HW_PARAM_FORMAT, sfmt_mask);
+ SND_PCM_HW_PARAM_FORMAT, &sfmt_mask);
assert(err >= 0);
if (snd_pcm_hw_param_never_eq(params, SND_PCM_HW_PARAM_FORMAT, sparams) ||
snd_pcm_hw_param_never_eq(params, SND_PCM_HW_PARAM_CHANNELS, sparams) ||
snd_pcm_hw_param_never_eq(params, SND_PCM_HW_PARAM_RATE, sparams) ||
snd_pcm_hw_param_never_eq(params, SND_PCM_HW_PARAM_ACCESS, sparams)) {
- snd_pcm_access_mask_t *access_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(access_mask, SND_PCM_ACCBIT_MMAP);
+ snd_pcm_access_mask_t access_mask = { SND_PCM_ACCBIT_MMAP };
_snd_pcm_hw_param_set_mask(sparams, SND_PCM_HW_PARAM_ACCESS,
- access_mask);
+ &access_mask);
}
snd_interval_copy(&buffer_size, snd_pcm_hw_param_get_interval(params, SND_PCM_HW_PARAM_BUFFER_SIZE));
snd_interval_unfloor(&buffer_size);
unsigned int links = (SND_PCM_HW_PARBIT_PERIOD_TIME |
SND_PCM_HW_PARBIT_TICK_TIME);
const snd_pcm_format_mask_t *format_mask, *sformat_mask;
- snd_mask_t *fmt_mask = alloca(snd_mask_sizeof());
+ snd_pcm_format_mask_t fmt_mask;
int err;
snd_pcm_format_t format;
snd_interval_t t;
SND_PCM_HW_PARAM_FORMAT);
sformat_mask = snd_pcm_hw_param_get_mask(sparams,
SND_PCM_HW_PARAM_FORMAT);
- snd_mask_none(fmt_mask);
+ snd_mask_none(&fmt_mask);
for (format = 0; format <= SND_PCM_FORMAT_LAST; snd_enum_incr(format)) {
snd_pcm_format_t f;
if (!snd_pcm_format_mask_test(format_mask, format))
if (f == SND_PCM_FORMAT_NONE)
continue;
}
- snd_pcm_format_mask_set(fmt_mask, format);
+ snd_pcm_format_mask_set(&fmt_mask, format);
}
err = _snd_pcm_hw_param_set_mask(params,
- SND_PCM_HW_PARAM_FORMAT, fmt_mask);
+ SND_PCM_HW_PARAM_FORMAT, &fmt_mask);
if (err < 0)
return err;
static int snd_pcm_rate_hw_refine_cprepare(snd_pcm_t *pcm ATTRIBUTE_UNUSED, snd_pcm_hw_params_t *params)
{
int err;
- snd_pcm_access_mask_t *access_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_pcm_format_mask_t *format_mask = alloca(snd_pcm_format_mask_sizeof());
- snd_mask_load(access_mask, SND_PCM_ACCBIT_PLUGIN);
- snd_mask_load(format_mask, SND_PCM_FMTBIT_LINEAR);
+ snd_pcm_access_mask_t access_mask = { SND_PCM_ACCBIT_PLUGIN };
+ snd_pcm_format_mask_t format_mask = { SND_PCM_FMTBIT_LINEAR };
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_ACCESS,
- access_mask);
+ &access_mask);
if (err < 0)
return err;
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_FORMAT,
- format_mask);
+ &format_mask);
if (err < 0)
return err;
err = _snd_pcm_hw_params_set_subformat(params, SND_PCM_SUBFORMAT_STD);
static int snd_pcm_rate_hw_refine_sprepare(snd_pcm_t *pcm, snd_pcm_hw_params_t *sparams)
{
snd_pcm_rate_t *rate = pcm->private;
- snd_pcm_access_mask_t *saccess_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(saccess_mask, SND_PCM_ACCBIT_MMAP);
+ snd_pcm_access_mask_t saccess_mask = { SND_PCM_ACCBIT_MMAP };
_snd_pcm_hw_params_any(sparams);
_snd_pcm_hw_param_set_mask(sparams, SND_PCM_HW_PARAM_ACCESS,
- saccess_mask);
+ &saccess_mask);
if (rate->sformat != SND_PCM_FORMAT_NONE) {
_snd_pcm_hw_params_set_format(sparams, rate->sformat);
_snd_pcm_hw_params_set_subformat(sparams, SND_PCM_SUBFORMAT_STD);
static int snd_pcm_route_hw_refine_cprepare(snd_pcm_t *pcm ATTRIBUTE_UNUSED, snd_pcm_hw_params_t *params)
{
int err;
- snd_pcm_access_mask_t *access_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_pcm_format_mask_t *format_mask = alloca(snd_pcm_format_mask_sizeof());
- snd_mask_load(access_mask, SND_PCM_ACCBIT_PLUGIN);
- snd_mask_load(format_mask, SND_PCM_FMTBIT_LINEAR);
+ snd_pcm_access_mask_t access_mask = { SND_PCM_ACCBIT_PLUGIN };
+ snd_pcm_format_mask_t format_mask = { SND_PCM_FMTBIT_LINEAR };
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_ACCESS,
- access_mask);
+ &access_mask);
if (err < 0)
return err;
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_FORMAT,
- format_mask);
+ &format_mask);
if (err < 0)
return err;
err = _snd_pcm_hw_params_set_subformat(params, SND_PCM_SUBFORMAT_STD);
static int snd_pcm_route_hw_refine_sprepare(snd_pcm_t *pcm, snd_pcm_hw_params_t *sparams)
{
snd_pcm_route_t *route = pcm->private;
- snd_pcm_access_mask_t *saccess_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(saccess_mask, SND_PCM_ACCBIT_MMAP);
+ snd_pcm_access_mask_t saccess_mask = { SND_PCM_ACCBIT_MMAP };
_snd_pcm_hw_params_any(sparams);
_snd_pcm_hw_param_set_mask(sparams, SND_PCM_HW_PARAM_ACCESS,
- saccess_mask);
+ &saccess_mask);
if (route->sformat != SND_PCM_FORMAT_NONE) {
_snd_pcm_hw_params_set_format(sparams, route->sformat);
_snd_pcm_hw_params_set_subformat(sparams, SND_PCM_SUBFORMAT_STD);
{
snd_pcm_share_t *share = pcm->private;
snd_pcm_share_slave_t *slave = share->slave;
- snd_pcm_access_mask_t *access_mask = alloca(snd_pcm_access_mask_sizeof());
+ snd_pcm_access_mask_t access_mask;
int err;
- snd_pcm_access_mask_any(access_mask);
- snd_pcm_access_mask_reset(access_mask, SND_PCM_ACCESS_MMAP_INTERLEAVED);
+ snd_pcm_access_mask_any(&access_mask);
+ snd_pcm_access_mask_reset(&access_mask, SND_PCM_ACCESS_MMAP_INTERLEAVED);
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_ACCESS,
- access_mask);
+ &access_mask);
if (err < 0)
return err;
err = _snd_pcm_hw_param_set(params, SND_PCM_HW_PARAM_CHANNELS,
{
snd_pcm_share_t *share = pcm->private;
snd_pcm_share_slave_t *slave = share->slave;
- snd_pcm_access_mask_t *saccess_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(saccess_mask, SND_PCM_ACCBIT_MMAP);
+ snd_pcm_access_mask_t saccess_mask = { SND_PCM_ACCBIT_MMAP };
_snd_pcm_hw_params_any(sparams);
_snd_pcm_hw_param_set_mask(sparams, SND_PCM_HW_PARAM_ACCESS,
- saccess_mask);
+ &saccess_mask);
_snd_pcm_hw_param_set(sparams, SND_PCM_HW_PARAM_CHANNELS,
slave->channels_count, 0);
return 0;
if (!snd_pcm_access_mask_test(access_mask, SND_PCM_ACCESS_RW_INTERLEAVED) &&
!snd_pcm_access_mask_test(access_mask, SND_PCM_ACCESS_RW_NONINTERLEAVED) &&
!snd_pcm_access_mask_test(access_mask, SND_PCM_ACCESS_MMAP_NONINTERLEAVED)) {
- snd_pcm_access_mask_t *saccess_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_pcm_access_mask_any(saccess_mask);
- snd_pcm_access_mask_reset(saccess_mask, SND_PCM_ACCESS_MMAP_NONINTERLEAVED);
+ snd_pcm_access_mask_t saccess_mask;
+ snd_pcm_access_mask_any(&saccess_mask);
+ snd_pcm_access_mask_reset(&saccess_mask, SND_PCM_ACCESS_MMAP_NONINTERLEAVED);
err = _snd_pcm_hw_param_set_mask(sparams, SND_PCM_HW_PARAM_ACCESS,
- saccess_mask);
+ &saccess_mask);
if (err < 0)
return err;
}
SND_PCM_HW_PARBIT_BUFFER_TIME |
SND_PCM_HW_PARBIT_PERIODS |
SND_PCM_HW_PARBIT_TICK_TIME);
- snd_pcm_access_mask_t *access_mask = alloca(snd_pcm_access_mask_sizeof());
+ snd_pcm_access_mask_t access_mask;
const snd_pcm_access_mask_t *saccess_mask = snd_pcm_hw_param_get_mask(sparams, SND_PCM_HW_PARAM_ACCESS);
- snd_pcm_access_mask_any(access_mask);
- snd_pcm_access_mask_reset(access_mask, SND_PCM_ACCESS_MMAP_INTERLEAVED);
+ snd_pcm_access_mask_any(&access_mask);
+ snd_pcm_access_mask_reset(&access_mask, SND_PCM_ACCESS_MMAP_INTERLEAVED);
if (!snd_pcm_access_mask_test(saccess_mask, SND_PCM_ACCESS_MMAP_NONINTERLEAVED))
- snd_pcm_access_mask_reset(access_mask, SND_PCM_ACCESS_MMAP_NONINTERLEAVED);
+ snd_pcm_access_mask_reset(&access_mask, SND_PCM_ACCESS_MMAP_NONINTERLEAVED);
if (!snd_pcm_access_mask_test(saccess_mask, SND_PCM_ACCESS_MMAP_COMPLEX) &&
!snd_pcm_access_mask_test(saccess_mask, SND_PCM_ACCESS_MMAP_INTERLEAVED))
- snd_pcm_access_mask_reset(access_mask, SND_PCM_ACCESS_MMAP_COMPLEX);
+ snd_pcm_access_mask_reset(&access_mask, SND_PCM_ACCESS_MMAP_COMPLEX);
err = _snd_pcm_hw_param_set_mask(params, SND_PCM_HW_PARAM_ACCESS,
- access_mask);
+ &access_mask);
if (err < 0)
return err;
err = _snd_pcm_hw_params_refine(params, links, sparams);
static int snd_pcm_shm_hw_refine_sprepare(snd_pcm_t *pcm ATTRIBUTE_UNUSED, snd_pcm_hw_params_t *sparams)
{
- snd_pcm_access_mask_t *saccess_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_load(saccess_mask, SND_PCM_ACCBIT_MMAP);
+ snd_pcm_access_mask_t saccess_mask = { SND_PCM_ACCBIT_MMAP };
_snd_pcm_hw_params_any(sparams);
_snd_pcm_hw_param_set_mask(sparams, SND_PCM_HW_PARAM_ACCESS,
- saccess_mask);
+ &saccess_mask);
return 0;
}
{
int err;
unsigned int links = ~SND_PCM_HW_PARBIT_ACCESS;
- snd_pcm_access_mask_t *access_mask = alloca(snd_pcm_access_mask_sizeof());
- snd_mask_copy(access_mask, snd_pcm_hw_param_get_mask(sparams, SND_PCM_HW_PARAM_ACCESS));
- snd_pcm_access_mask_set(access_mask, SND_PCM_ACCESS_RW_INTERLEAVED);
- snd_pcm_access_mask_set(access_mask, SND_PCM_ACCESS_RW_NONINTERLEAVED);
+ snd_pcm_access_mask_t access_mask;
+ snd_mask_copy(&access_mask, snd_pcm_hw_param_get_mask(sparams, SND_PCM_HW_PARAM_ACCESS));
+ snd_pcm_access_mask_set(&access_mask, SND_PCM_ACCESS_RW_INTERLEAVED);
+ snd_pcm_access_mask_set(&access_mask, SND_PCM_ACCESS_RW_NONINTERLEAVED);
err = _snd_pcm_hw_param_set_mask(sparams, SND_PCM_HW_PARAM_ACCESS,
- access_mask);
+ &access_mask);
if (err < 0)
return err;
err = _snd_pcm_hw_params_refine(params, links, sparams);
#include <string.h>
#include <errno.h>
#include <dlfcn.h>
+#include <asm/page.h>
#include "rawmidi_local.h"
static inline int snd_rawmidi_stream_ok(snd_rawmidi_t *rmidi, snd_rawmidi_stream_t stream)
snd_rawmidi_stream_t stream,
snd_rawmidi_params_t * params)
{
+ int err;
+ snd_rawmidi_str_t *pstr;
assert(snd_rawmidi_stream_ok(rmidi, stream));
assert(params);
params->stream = snd_enum_to_int(stream);
- return rmidi->ops->params(rmidi, params);
+ err = rmidi->ops->params(rmidi, params);
+ if (err < 0)
+ return err;
+ pstr = &rmidi->stream[snd_enum_to_int(stream)];
+ pstr->buffer_size = params->buffer_size;
+ pstr->avail_min = params->avail_min;
+ pstr->no_active_sensing = params->no_active_sensing;
+ return 0;
}
int snd_rawmidi_status(snd_rawmidi_t *rmidi,
return rmidi->ops->read(rmidi, buffer, size);
}
+int snd_rawmidi_params_current(snd_rawmidi_t *rmidi, snd_rawmidi_stream_t stream, snd_rawmidi_params_t *params)
+{
+ snd_rawmidi_str_t *pstr;
+ assert(snd_rawmidi_stream_ok(rmidi, SND_RAWMIDI_STREAM_OUTPUT));
+ assert(params);
+ pstr = &rmidi->stream[snd_enum_to_int(stream)];
+ params->buffer_size = pstr->buffer_size;
+ params->avail_min = pstr->avail_min;
+ params->no_active_sensing = pstr->no_active_sensing;
+ return 0;
+}
+
+int snd_rawmidi_params_default(snd_rawmidi_t *rmidi, snd_rawmidi_stream_t stream, snd_rawmidi_params_t *params)
+{
+ assert(snd_rawmidi_stream_ok(rmidi, SND_RAWMIDI_STREAM_OUTPUT));
+ assert(params);
+ params->buffer_size = PAGE_SIZE;
+ params->avail_min = 1;
+ params->no_active_sensing = 0;
+ return 0;
+}
+
int snd_rawmidi_open(snd_rawmidi_t **rawmidip, char *name,
int streams, int mode)
{
int err;
snd_config_t *rawmidi_conf, *conf, *type_conf;
snd_config_iterator_t i;
+ snd_rawmidi_params_t params;
+ unsigned int stream;
char *lib = NULL, *open = NULL;
int (*open_func)(snd_rawmidi_t **rawmidip, char *name, snd_config_t *conf,
int streams, int mode);
ERR("symbol %s is not defined inside %s", open, lib);
return -ENXIO;
}
- return open_func(rawmidip, name, rawmidi_conf, streams, mode);
+ err = open_func(rawmidip, name, rawmidi_conf, streams, mode);
+ if (err < 0)
+ return err;
+ for (stream = 0; stream < 2; stream++) {
+ if (!(streams & (1 << stream)))
+ continue;
+ snd_rawmidi_params_default(*rawmidip, snd_int_to_enum(stream), ¶ms);
+ err = snd_rawmidi_params(*rawmidip, snd_int_to_enum(stream), ¶ms);
+ assert(err >= 0);
+ }
+ return 0;
}
ssize_t (*read)(snd_rawmidi_t *rawmidi, void *buffer, size_t size);
} snd_rawmidi_ops_t;
+typedef struct _snd_rawmidi_str {
+ size_t buffer_size;
+ size_t avail_min;
+ unsigned int no_active_sensing: 1;
+} snd_rawmidi_str_t;
+
struct _snd_rawmidi {
char *name;
snd_rawmidi_type_t type;
int streams;
int mode;
int poll_fd;
+ snd_rawmidi_str_t stream[2];
snd_rawmidi_ops_t *ops;
+
void *private;
};