static void prepare_save(void)
{
if (paquete)
return;
char *str="UAE4ALL";
vmu_pkg_t pkg;
memset(&pkg, 0, sizeof(pkg));
strcpy(pkg.desc_short, str);
strcpy(pkg.desc_long, str);
strcpy(pkg.app_id, str);
pkg.icon_cnt = 1;
pkg.icon_anim_speed = 0;
pkg.eyecatch_type = VMUPKG_EC_NONE;
pkg.eyecatch_data = NULL;
pkg.data_len = 4;
pkg.data = (const uint8*)&pkg;
memcpy((void *)&pkg.icon_pal[0],(void *)&vmu_savestate_icon_pal,32);
pkg.icon_data = (const uint8*)&vmu_savestate_icon_data;
vmu_pkg_build(&pkg, &paquete, &paquete_size);
paquete_size-=4;
}
void netcfg_vmuify(const char *filename_in, const char *filename_out) {
int fd, pkg_size;
uint8 *buf;
uint8 *pkg_out;
vmu_pkg_t pkg;
dbgp("Opening source file\n");
fd = fs_open(filename_in, O_RDONLY);
buf = (uint8 *) malloc(fs_total(fd));
fs_read(fd, buf, fs_total(fd));
dbgp("Read %i bytes\n", fs_total(fd));
strcpy(pkg.desc_short, "KallistiOS 1.3");
strcpy(pkg.desc_long, "KOS Network Settings");
strcpy(pkg.app_id, "KOS");
pkg.icon_cnt = 1;
pkg.icon_anim_speed = 1;
memcpy(&pkg.icon_pal[0], netcfg_icon, 32);
pkg.icon_data = netcfg_icon + 32;
pkg.eyecatch_type = VMUPKG_EC_NONE;
pkg.data_len = fs_total(fd);
pkg.data = buf;
dbgp("Building package\n");
vmu_pkg_build(&pkg, &pkg_out, &pkg_size);
fs_close(fd);
dbgp("Closing source file\n");
dbgp("Opening output file\n");
fd = fs_open(filename_out, O_WRONLY);
dbgp("Writing..\n");
fs_write(fd, pkg_out, pkg_size);
dbgp("Closing output file\n");
fs_close(fd);
free(buf);
dbgp("VMUification complete\n");
}
int coleco_save_state(const char *filename) {
char tmpfn[4096];
int rv;
uint32 crc, adler;
uint8 *buf, *buf2;
FILE *fp;
long len;
uLong clen;
vmu_pkg_t pkg;
uint8 *pkg_out;
int pkg_size;
maple_device_t *vmu;
file_t f;
int blocks_freed = 0;
/* Make sure there's a VMU in port A1. */
if(!(vmu = maple_enum_dev(0, 1))) {
return -100;
}
if(!vmu->valid || !(vmu->info.functions & MAPLE_FUNC_MEMCARD)) {
return -100;
}
sprintf(tmpfn, "/ram/%s", filename);
rv = coleco_save_state_int(tmpfn);
if(rv)
return rv;
/* Read in the uncompressed save state */
fp = fopen(tmpfn, "rb");
if(!fp) {
fs_unlink(tmpfn);
return -1;
}
fseek(fp, 0, SEEK_END);
len = ftell(fp);
fseek(fp, 0, SEEK_SET);
if(!(buf = (uint8 *)malloc(len))) {
fclose(fp);
fs_unlink(tmpfn);
return -1;
}
fread(buf, 1, len, fp);
fclose(fp);
fs_unlink(tmpfn);
/* Create a compressed version */
clen = len * 2;
if(!(buf2 = (uint8 *)malloc(clen + 8))) {
free(buf);
return -1;
}
if(compress2(buf2 + 8, &clen, buf, len, 9) != Z_OK) {
free(buf2);
free(buf);
return -1;
}
/* Clean up the old buffer and save the length of the uncompressed data into
the new buffer */
free(buf);
*((uint32 *)buf2) = (uint32)len;
*(((uint32 *)buf2) + 1) = (uint32)clen;
/* Make the VMU save */
coleco_get_checksums(&crc, &adler);
sprintf(tmpfn, "/vmu/a1/ss-%08" PRIX32, (uint32_t)crc);
if(filename != NULL) {
strncpy(pkg.desc_long, filename, 32);
pkg.desc_long[31] = 0;
}
else {
sprintf(pkg.desc_long, "CRC: %08" PRIX32 " Adler: %08" PRIX32,
(uint32_t)crc, (uint32_t)adler);
}
strcpy(pkg.desc_short, "CrabEmu State");
strcpy(pkg.app_id, "CrabEmu");
pkg.icon_cnt = 1;
pkg.icon_anim_speed = 0;
memcpy(pkg.icon_pal, icon_pal, 32);
pkg.icon_data = icon_img;
pkg.eyecatch_type = VMUPKG_EC_NONE;
pkg.data_len = clen + 4;
pkg.data = buf2;
vmu_pkg_build(&pkg, &pkg_out, &pkg_size);
/* See if a file exists with that name, since we'll overwrite it. */
f = fs_open(tmpfn, O_RDONLY);
if(f != FILEHND_INVALID) {
blocks_freed = fs_total(f) >> 9;
fs_close(f);
}
