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Control API encapsulation. Better names for kernel API. Simpler PCM hw_params API. Added missing const.

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This commit is contained in:
Abramo Bagnara 2001-02-06 23:48:10 +00:00
parent ccb399f0cd
commit 8f0cb26fdf
71 changed files with 2001 additions and 694 deletions
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31
src/pcm/pcm.c
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@ -22,7 +22,6 @@
#include <stdio.h>
#include <string.h>
#include <malloc.h>
#include <errno.h>
#include <stdarg.h>
#include <sys/ioctl.h>
#include <sys/poll.h>
@ -248,12 +247,12 @@ int snd_pcm_poll_descriptor(snd_pcm_t *pcm)
#define FORMATD(v, d) [SND_PCM_FORMAT_##v] = d
#define SUBFORMATD(v, d) [SND_PCM_SUBFORMAT_##v] = d
char *snd_pcm_stream_names[] = {
const char *snd_pcm_stream_names[] = {
STREAM(PLAYBACK),
STREAM(CAPTURE),
};
char *snd_pcm_state_names[] = {
const char *snd_pcm_state_names[] = {
STATE(OPEN),
STATE(SETUP),
STATE(PREPARED),
@ -262,7 +261,7 @@ char *snd_pcm_state_names[] = {
STATE(PAUSED),
};
char *snd_pcm_hw_param_names[] = {
const char *snd_pcm_hw_param_names[] = {
HW_PARAM(ACCESS),
HW_PARAM(FORMAT),
HW_PARAM(SUBFORMAT),
@ -280,7 +279,7 @@ char *snd_pcm_hw_param_names[] = {
HW_PARAM(TICK_TIME),
};
char *snd_pcm_access_names[] = {
const char *snd_pcm_access_names[] = {
ACCESS(MMAP_INTERLEAVED),
ACCESS(MMAP_NONINTERLEAVED),
ACCESS(MMAP_COMPLEX),
@ -288,7 +287,7 @@ char *snd_pcm_access_names[] = {
ACCESS(RW_NONINTERLEAVED),
};
char *snd_pcm_format_names[] = {
const char *snd_pcm_format_names[] = {
FORMAT(S8),
FORMAT(U8),
FORMAT(S16_LE),
@ -317,7 +316,7 @@ char *snd_pcm_format_names[] = {
FORMAT(SPECIAL),
};
char *snd_pcm_format_descriptions[] = {
const char *snd_pcm_format_descriptions[] = {
FORMATD(S8, "Signed 8-bit"),
FORMATD(U8, "Unsigned 8-bit"),
FORMATD(S16_LE, "Signed 16-bit Little Endian"),
@ -346,25 +345,25 @@ char *snd_pcm_format_descriptions[] = {
FORMATD(SPECIAL, "Special"),
};
char *snd_pcm_subformat_names[] = {
const char *snd_pcm_subformat_names[] = {
SUBFORMAT(STD),
};
char *snd_pcm_subformat_descriptions[] = {
const char *snd_pcm_subformat_descriptions[] = {
SUBFORMATD(STD, "Standard"),
};
char *snd_pcm_start_mode_names[] = {
const char *snd_pcm_start_mode_names[] = {
START(EXPLICIT),
START(DATA),
};
char *snd_pcm_xrun_mode_names[] = {
const char *snd_pcm_xrun_mode_names[] = {
XRUN(NONE),
XRUN(STOP),
};
char *snd_pcm_tstamp_mode_names[] = {
const char *snd_pcm_tstamp_mode_names[] = {
TSTAMP(NONE),
TSTAMP(MMAP),
};
@ -536,15 +535,15 @@ ssize_t snd_pcm_samples_to_bytes(snd_pcm_t *pcm, int samples)
return samples * pcm->sample_bits / 8;
}
int snd_pcm_open(snd_pcm_t **pcmp, char *name,
int snd_pcm_open(snd_pcm_t **pcmp, const char *name,
snd_pcm_stream_t stream, int mode)
{
char *str;
const char *str;
int err;
snd_config_t *pcm_conf, *conf, *type_conf;
snd_config_iterator_t i;
char *lib = NULL, *open = NULL;
int (*open_func)(snd_pcm_t **pcmp, char *name, snd_config_t *conf,
const char *lib = NULL, *open = NULL;
int (*open_func)(snd_pcm_t **pcmp, const char *name, snd_config_t *conf,
snd_pcm_stream_t stream, int mode);
void *h;
assert(pcmp && name);