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device_func.c
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/*
* This is mixer program for FreeBSD
*
* (C) Stanislav Putrya.
*
* You may do anything you wish with this program.
*
*/
#include <sys/cdefs.h>
#include "gtmixer.h"
const char* names[SOUND_MIXER_NRDEVICES] = SOUND_DEVICE_NAMES;
struct mixerhash *mixerunits = NULL;
int
get_mixer_unit_by_name(const char *mixname)
{
struct mixerhash *mixerh;
mixerh = malloc(sizeof(struct mixerhash));
HASH_FIND_STR(mixerunits, mixname, mixerh);
if (mixerh)
return mixerh->id;
return -1;
}
/*int
handler(void* user, const char* section, const char* name, const char* value)
{
configuration* pconfig = (configuration*)user;
if (MATCH("glogal", "version")) {
pconfig->version = strdup(value);
} else if (MATCH("general", "device")) {
pconfig->device = strdup(value);
} else if (MATCH("mixer", "phonehead")) {
pconfig->phone_unit = atoi(value);
} else if (MATCH("mixer", "phoneviasysctl")) {
pconfig->phonesysctl = atoi(value);
} else if (MATCH("mixer", "out")) {
pconfig->out_unit = atoi(value);
} else if (MATCH("window", "pixel")) {
fconfig.ncolor.pixel = atoi(value);
} else if (MATCH("window", "red")) {
fconfig.ncolor.red = atoi(value);
} else if (MATCH("window", "green")) {
fconfig.ncolor.green = atoi(value);
} else if (MATCH("window", "blue")) {
fconfig.ncolor.blue = atoi(value);
} else if (MATCH("window", "font")) {
pconfig->font = strdup(value);
} else {
return 0;*/ /* unknown section/name, error */
/* }
return 1;
}*/
void
clear_mixer_hash ()
{
struct mixerhash *mixerh, *tmp;
HASH_ITER(hh, mixerunits, mixerh, tmp) {
HASH_DEL(mixerunits,mixerh); /* delete it (users advances to next) */
free(mixerh); /* free it */
}
}
void
get_mixer_unit ()
{
char mixer[PATH_MAX];
char lstr[5], rstr[5];
char *name, *eptr;
int devmask = 0, recmask = 0, recsrc = 0, orecsrc;
int dusage = 0, drecsrc = 0, sflag = 0, Sflag = 0;
int frame_unit, foo, bar, baz, n;
struct mixerhash *mixerh, *tmp;
strcpy(mixer, fconfig.device);
if ((name = strdup(basename(mixer))) == NULL)
err(1, "strdup()");
if (strncmp(name, "mixer", 5) == 0 && name[5] != '\0') {
n = strtol(name + 5, &eptr, 10) - 1;
if (n > 0 && *eptr == '\0')
snprintf(mixer, PATH_MAX - 1, "/dev/mixer%d", n);
}
free(name);
name = mixer;
n = 1;
frame_unit=0;
if (sflag && Sflag)
dusage = 1;
if ((baz = open(name, O_RDWR)) < 0)
err(1, "%s", name);
if (ioctl(baz, SOUND_MIXER_READ_DEVMASK, &devmask) == -1)
err(1, "SOUND_MIXER_READ_DEVMASK");
if (ioctl(baz, SOUND_MIXER_READ_RECMASK, &recmask) == -1)
err(1, "SOUND_MIXER_READ_RECMASK");
if (ioctl(baz, SOUND_MIXER_READ_RECSRC, &recsrc) == -1)
err(1, "SOUND_MIXER_READ_RECSRC");
orecsrc = recsrc;
for (foo = 0, n = 0; foo < SOUND_MIXER_NRDEVICES; foo++) {
if (!((1 << foo) & devmask))
continue;
if (ioctl(baz, MIXER_READ(foo),&bar) == -1) {
warn("MIXER_READ");
continue;
}
if (Sflag || sflag) {
printf("%s%s%c%d:%d", n ? " " : "",
names[foo], Sflag ? ':' : ' ',
bar & 0x7f, (bar >> 8) & 0x7f);
n++;
} else
{
// add to hash table
mixerh = malloc(sizeof(struct mixerhash));
strcpy(mixerh->name, names[foo]);
mixerh->id = frame_unit;
HASH_ADD_STR( mixerunits, name, mixerh );
frame_unit++;
}
}
close(baz);
}
int
res_name(const char *name, int mask)
{
int foo;
for (foo = 0; foo < SOUND_MIXER_NRDEVICES; foo++)
if ((1 << foo) & mask && strcmp(names[foo], name) == 0)
break;
return (foo == SOUND_MIXER_NRDEVICES ? -1 : foo);
}
void
print_recsrc(int recsrc, int recmask, int sflag)
{
int i, n;
if (recmask == 0)
return;
if (!sflag)
printf("Recording source: ");
for (i = 0, n = 0; i < SOUND_MIXER_NRDEVICES; i++)
if ((1 << i) & recsrc) {
if (sflag)
printf("%srec ", n ? " +" : "=");
else if (n)
printf(", ");
printf("%s", names[i]);
n++;
}
if (!sflag)
printf("\n");
}
int
get_mixer_state(char * mixprm)
{
char mixer[PATH_MAX];
char lstr[5], rstr[5];
char *name, *eptr;
int devmask = 0, recmask = 0, recsrc = 0, orecsrc;
int dusage = 0, drecsrc = 0, sflag = 0, Sflag = 0;
int l, r, lrel, rrel;
int ch, foo, bar, baz, dev, m, n, t;
strcpy(mixer, fconfig.device);
if ((name = strdup(basename(mixer))) == NULL)
err(1, "strdup()");
if (strncmp(name, "mixer", 5) == 0 && name[5] != '\0') {
n = strtol(name + 5, &eptr, 10) - 1;
if (n > 0 && *eptr == '\0')
snprintf(mixer, PATH_MAX - 1, "/dev/mixer%d", n);
}
free(name);
name = mixer;
n = 1;
if (sflag && Sflag)
dusage = 1;
if ((baz = open(name, O_RDWR)) < 0)
err(1, "%s", name);
if (ioctl(baz, SOUND_MIXER_READ_DEVMASK, &devmask) == -1)
err(1, "SOUND_MIXER_READ_DEVMASK");
if (ioctl(baz, SOUND_MIXER_READ_RECMASK, &recmask) == -1)
err(1, "SOUND_MIXER_READ_RECMASK");
if (ioctl(baz, SOUND_MIXER_READ_RECSRC, &recsrc) == -1)
err(1, "SOUND_MIXER_READ_RECSRC");
orecsrc = recsrc;
if (dusage == 0) {
for (foo = 0, n = 0; foo < SOUND_MIXER_NRDEVICES; foo++) {
if (!((1 << foo) & devmask))
continue;
if (ioctl(baz, MIXER_READ(foo),&bar) == -1) {
warn("MIXER_READ");
continue;
}
if (Sflag || sflag) {
printf("%s%s%c%d:%d", n ? " " : "",
names[foo], Sflag ? ':' : ' ',
bar & 0x7f, (bar >> 8) & 0x7f);
n++;
} else
{
if (strcmp(names[foo], mixprm)==0)
{
close(baz);
return bar & 0x7f;
}
}
}
close(baz);
return (0);
}
close(baz);
return (0);
}
void
get_mixer_state_all()
{
char mixer[PATH_MAX];
char lstr[5], rstr[5];
char *name, *eptr;
int devmask = 0, recmask = 0, recsrc = 0, orecsrc;
int dusage = 0, drecsrc = 0, sflag = 0, Sflag = 0;
int l, r, lrel, rrel, mixu;
int ch, foo, bar, baz, dev, m, n, t;
strcpy(mixer, fconfig.device);
if ((name = strdup(basename(mixer))) == NULL)
err(1, "strdup()");
if (strncmp(name, "mixer", 5) == 0 && name[5] != '\0') {
n = strtol(name + 5, &eptr, 10) - 1;
if (n > 0 && *eptr == '\0')
snprintf(mixer, PATH_MAX - 1, "/dev/mixer%d", n);
}
free(name);
name = mixer;
n = 1;
if (sflag && Sflag)
dusage = 1;
if ((baz = open(name, O_RDWR)) < 0)
err(1, "%s", name);
if (ioctl(baz, SOUND_MIXER_READ_DEVMASK, &devmask) == -1)
err(1, "SOUND_MIXER_READ_DEVMASK");
if (ioctl(baz, SOUND_MIXER_READ_RECMASK, &recmask) == -1)
err(1, "SOUND_MIXER_READ_RECMASK");
if (ioctl(baz, SOUND_MIXER_READ_RECSRC, &recsrc) == -1)
err(1, "SOUND_MIXER_READ_RECSRC");
orecsrc = recsrc;
for (foo = 0, n = 0; foo < SOUND_MIXER_NRDEVICES; foo++) {
if (!((1 << foo) & devmask))
continue;
if (ioctl(baz, MIXER_READ(foo),&bar) == -1) {
warn("MIXER_READ");
continue;
}
if (Sflag || sflag) {
printf("%s%s%c%d:%d", n ? " " : "",
names[foo], Sflag ? ':' : ' ',
bar & 0x7f, (bar >> 8) & 0x7f);
n++;
} else
{
mixu = get_mixer_unit_by_name(names[foo]);
if (mixu != -1)
{
gtk_range_set_value(GTK_RANGE (mixer_hscale[mixu]), bar & 0x7f);
}
}
}
close(baz);
}
int
set_mixer_state(char * mixprm, int st)
{
char mixer[PATH_MAX];
char lstr[5], rstr[5];
char *name, *eptr;
int devmask = 0, recmask = 0, recsrc = 0, orecsrc;
int dusage = 0, drecsrc = 0, sflag = 0, Sflag = 0;
int l, r, lrel, rrel;
int bar, baz, dev, m, n, t;
strcpy(mixer, fconfig.device);
if ((name = strdup("mixer")) == NULL)
err(1, "strdup()");
if (strncmp(name, "mixer", 5) == 0 && name[5] != '\0') {
n = strtol(name + 5, &eptr, 10) - 1;
if (n > 0 && *eptr == '\0')
snprintf(mixer, PATH_MAX - 1, "/dev/mixer%d", n);
}
free(name);
name = mixer;
n = 1;
if (sflag && Sflag)
dusage = 1;
if ((baz = open(name, O_RDWR)) < 0)
err(1, "%s", name);
if (ioctl(baz, SOUND_MIXER_READ_DEVMASK, &devmask) == -1)
err(1, "SOUND_MIXER_READ_DEVMASK");
if (ioctl(baz, SOUND_MIXER_READ_RECMASK, &recmask) == -1)
err(1, "SOUND_MIXER_READ_RECMASK");
if (ioctl(baz, SOUND_MIXER_READ_RECSRC, &recsrc) == -1)
err(1, "SOUND_MIXER_READ_RECSRC");
orecsrc = recsrc;
n = 0;
if ((t = sscanf(mixprm, "%d:%d", &l, &r)) > 0)
dev = 0;
else if ((dev = res_name(mixprm, devmask)) == -1) {
warnx("unknown device: %s", mixprm);
dusage = 1;
}
lrel = rrel = 0;
m = sscanf(mixprm, "%7[^:]:%7s", lstr, rstr);
if (m > 0) {
if (*lstr == '+' || *lstr == '-')
lrel = rrel = 1;
l = strtol(lstr, NULL, 10);
}
if (m > 1) {
if (*rstr == '+' || *rstr == '-')
rrel = 1;
r = strtol(rstr, NULL, 10);
}
if (ioctl(baz, MIXER_READ(dev), &bar) == -1) {
warn("MIXER_READ");
}
if (lrel)
l = (bar & 0x7f) + l;
if (rrel)
r = ((bar >> 8) & 0x7f) + r;
if (l < 0)
l = 0;
else if (l > 100)
l = 100;
if (r < 0)
r = 0;
else if (r > 100)
r = 100;
if (!Sflag)
DPRINT("Setting the mixer %s to %d:%d"
".\n", names[dev], bar & 0x7f,
(bar >> 8) & 0x7f);
l=r=st;
l |= r << 8;
if (ioctl(baz, MIXER_WRITE(dev), &l) == -1)
warn("WRITE_MIXER");
if (orecsrc != recsrc) {
if (ioctl(baz, SOUND_MIXER_WRITE_RECSRC, &recsrc) == -1)
err(1, "SOUND_MIXER_WRITE_RECSRC");
if (ioctl(baz, SOUND_MIXER_READ_RECSRC, &recsrc) == -1)
err(1, "SOUND_MIXER_READ_RECSRC");
}
if (drecsrc)
print_recsrc(recsrc, recmask, Sflag || sflag);
close(baz);
return (0);
}