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/* _______ ____ __ ___ ___
* \ _ \ \ / \ / \ \ / / ' ' '
* | | \ \ | | || | \/ | . .
* | | | | | | || ||\ /| |
* | | | | | | || || \/ | | ' ' '
* | | | | | | || || | | . .
* | |_/ / \ \__// || | |
* /_______/ynamic \____/niversal /__\ /____\usic /| . . ibliotheque
* / \
* / . \
* makeduh.c - Function to construct a DUH from / / \ \
* its components. | < / \_
* | \/ /\ /
* By entheh. \_ / > /
* | \ / /
* | ' /
* \__/
*/
#include <stdlib.h>
#include "dumb.h"
#include "internal/dumb.h"
static DUH_SIGNAL *make_signal(DUH_SIGTYPE_DESC *desc, sigdata_t *sigdata)
{
DUH_SIGNAL *signal;
ASSERT((desc->start_sigrenderer && desc->end_sigrenderer) || (!desc->start_sigrenderer && !desc->end_sigrenderer));
ASSERT(desc->sigrenderer_get_samples && desc->sigrenderer_get_current_sample);
signal = malloc(sizeof(*signal));
if (!signal) {
if (desc->unload_sigdata)
if (sigdata)
(*desc->unload_sigdata)(sigdata);
return NULL;
}
signal->desc = desc;
signal->sigdata = sigdata;
return signal;
}
DUH *make_duh(long length, int n_signals, DUH_SIGTYPE_DESC *desc[], sigdata_t *sigdata[])
{
DUH *duh = malloc(sizeof(*duh));
int i;
int fail;
if (duh) {
duh->n_signals = n_signals;
duh->signal = malloc(n_signals * sizeof(*duh->signal));
if (!duh->signal) {
free(duh);
duh = NULL;
}
}
if (!duh) {
for (i = 0; i < n_signals; i++)
if (desc[i]->unload_sigdata)
if (sigdata[i])
(*desc[i]->unload_sigdata)(sigdata[i]);
return NULL;
}
fail = 0;
for (i = 0; i < n_signals; i++) {
duh->signal[i] = make_signal(desc[i], sigdata[i]);
if (!duh->signal[i])
fail = 1;
}
if (fail) {
unload_duh(duh);
return NULL;
}
duh->length = length;
return duh;
}
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