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#include "fmplayer_drumrom.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "libopna/opnadrum.h"
static struct {
uint8_t drum_rom[OPNA_ROM_SIZE];
bool loaded;
} g;
#define DATADIR "/.local/share/fmplayer/"
static void loadfile(void) {
const char *path = "ym2608_adpcm_rom.bin";
const char *home = getenv("HOME");
char *dpath = 0;
if (home) {
const char *datadir = DATADIR;
dpath = malloc(strlen(home)+strlen(datadir)+strlen(path) + 1);
if (dpath) {
strcpy(dpath, home);
strcat(dpath, datadir);
strcat(dpath, path);
path = dpath;
}
}
FILE *rhythm = fopen(path, "r");
free(dpath);
if (!rhythm) goto err;
if (fseek(rhythm, 0, SEEK_END) != 0) goto err_file;
long size = ftell(rhythm);
if (size != OPNA_ROM_SIZE) goto err_file;
if (fseek(rhythm, 0, SEEK_SET) != 0) goto err_file;
if (fread(g.drum_rom, 1, OPNA_ROM_SIZE, rhythm) != OPNA_ROM_SIZE) goto err_file;
fclose(rhythm);
g.loaded = true;
return;
err_file:
fclose(rhythm);
err:
return;
}
bool fmplayer_drum_rom_load(struct opna_drum *drum) {
if (!g.loaded) {
loadfile();
}
if (g.loaded) {
opna_drum_set_rom(drum, g.drum_rom);
}
return g.loaded;
}
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