usbloadergx/source/usbloader/wbfs_fat.c

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// WBFS FAT by oggzee
// WBFS FAT by oggzee
#include <stdio.h>
#include <unistd.h>
#include <malloc.h>
#include <ogcsys.h>
#include <dirent.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/statvfs.h>
#include <ctype.h>
#include "libwbfs/libwbfs.h"
#include "usbloader/disc.h"
#include "usbloader/sdhc.h"
#include "usbloader/usbstorage.h"
#include "usbloader/utils.h"
#include "usbloader/wbfs.h"
#include "usbloader/wdvd.h"
#include "usbloader/splits.h"
#include "usbloader/wbfs_fat.h"
#include "usbloader/partition_usbloader.h"
#include "libfat/fat.h"
#include "settings/cfg.h"
// max fat fname = 256
#define MAX_FAT_PATH 1024
char wbfs_fs_drive[16];
char wbfs_fat_dir[16] = "/wbfs";
int wbfs_fat_vfs_have = 0;
int wbfs_fat_vfs_lba = 0;
int wbfs_fat_vfs_dev = 0;
struct statvfs wbfs_fat_vfs;
split_info_t split;
static u32 fat_sector_size = 512;
static struct discHdr *fat_hdr_list = NULL;
static int fat_hdr_count = 0;
void WBFS_Spinner(s32 x, s32 max);
s32 __WBFS_ReadDVD(void *fp, u32 lba, u32 len, void *iobuf);
bool is_gameid(char *id)
{
int i;
for (i=0; i<6; i++) {
if (!isalnum((u32) id[i])) return false;
}
return true;
}
s32 _WBFS_FAT_GetHeadersCount()
{
DIR_ITER *dir_iter;
char path[MAX_FAT_PATH];
char fname[MAX_FAT_PATH];
char fpath[MAX_FAT_PATH];
struct discHdr tmpHdr;
struct stat st;
wbfs_t *part = NULL;
u8 id[8];
int ret;
char *p;
u32 size;
int is_dir;
//dbg_time1();
SAFE_FREE(fat_hdr_list);
fat_hdr_count = 0;
strcpy(path, wbfs_fs_drive);
strcat(path, wbfs_fat_dir);
dir_iter = diropen(path);
if (!dir_iter) return 0;
while (dirnext(dir_iter, fname, &st) == 0) {
//printf("found: %s\n", fname); Wpad_WaitButtonsCommon();
if ((char)fname[0] == '.') continue;
if (strlen(fname) < 8) continue; // "GAMEID_x"
memcpy(id, fname, 6);
id[6] = 0;
is_dir = S_ISDIR(st.st_mode);
//printf("mode: %d %d %x\n", is_dir, st.st_mode, st.st_mode);
if (is_dir) {
// usb:/wbfs/GAMEID_TITLE/GAMEID.wbfs
if (fname[6] != '_') continue;
snprintf(fpath, sizeof(fpath), "%s/%s/%s.wbfs", path, fname, id);
//printf("path2: %s\n", fpath);
// if more than 50 games, skip second stat to improve speed
if (fat_hdr_count < 50) {
do_stat2:
if (stat(fpath, &st) == -1) {
//printf("missing: %s\n", fpath);
// try .iso
strcpy(strrchr(fpath, '.'), ".iso"); // replace .wbfs with .iso
if (stat(fpath, &st) == -1) {
//printf("missing: %s\n", fpath);
continue;
}
}
} else {
// just check if gameid is valid (alphanum)
if (!is_gameid((char*)id)) goto do_stat2;
st.st_size = 1024*1024;
}
} else {
// usb:/wbfs/GAMEID.wbfs
// or usb:/wbfs/GAMEID.iso
p = strrchr(fname, '.');
if (!p) continue;
if ( (strcasecmp(p, ".wbfs") != 0)
&& (strcasecmp(p, ".iso") != 0) ) continue;
if (p - fname != 6) continue; // GAMEID.
snprintf(fpath, sizeof(fpath), "%s/%s", path, fname);
}
//printf("found: %s %d MB\n", fpath, (int)(st.st_size/1024/1024));
// size must be at least 1MB to be considered a valid wbfs file
if (st.st_size < 1024*1024) continue;
// if we have titles.txt entry use that
char *title = cfg_get_title(id);
// if directory, and no titles.txt get title from dir name
if (!title && is_dir) {
title = &fname[7];
}
if (title) {
memset(&tmpHdr, 0, sizeof(tmpHdr));
memcpy(tmpHdr.id, id, 6);
strncpy(tmpHdr.title, title, sizeof(tmpHdr.title)-1);
tmpHdr.magic = 0x5D1C9EA3;
goto add_hdr;
}
// else read it from file directly
if (strcasecmp(strrchr(fpath,'.'), ".wbfs") == 0) {
// wbfs file directly
FILE *fp = fopen(fpath, "rb");
if (fp != NULL) {
fseek(fp, 512, SEEK_SET);
fread(&tmpHdr, sizeof(struct discHdr), 1, fp);
fclose(fp);
if ((tmpHdr.magic == 0x5D1C9EA3) && (memcmp(tmpHdr.id, id, 6) == 0)) {
goto add_hdr;
}
}
// no title found, read it from wbfs file
// but this is a little bit slower
// open 'partition' file
part = WBFS_FAT_OpenPart(fpath);
if (!part) {
printf("bad wbfs file: %s\n", fpath);
sleep(2);
continue;
}
/* Get header */
ret = wbfs_get_disc_info(part, 0, (u8*)&tmpHdr,
sizeof(struct discHdr), &size);
WBFS_FAT_ClosePart(part);
if (ret == 0) {
goto add_hdr;
}
} else if (strcasecmp(strrchr(fpath,'.'), ".iso") == 0) {
// iso file
FILE *fp = fopen(fpath, "rb");
if (fp != NULL) {
fseek(fp, 0, SEEK_SET);
fread(&tmpHdr, sizeof(struct discHdr), 1, fp);
fclose(fp);
if ((tmpHdr.magic == 0x5D1C9EA3) && (memcmp(tmpHdr.id, id, 6) == 0)) {
goto add_hdr;
}
}
}
// fail:
continue;
// succes: add tmpHdr to list:
add_hdr:
memset(&st, 0, sizeof(st));
//printf("added: %.6s %.20s\n", tmpHdr.id, tmpHdr.title); Wpad_WaitButtons();
fat_hdr_count++;
fat_hdr_list = realloc(fat_hdr_list, fat_hdr_count * sizeof(struct discHdr));
memcpy(&fat_hdr_list[fat_hdr_count-1], &tmpHdr, sizeof(struct discHdr));
}
dirclose(dir_iter);
//dbg_time2("\nFAT_GetCount"); Wpad_WaitButtonsCommon();
return 0;
}
s32 WBFS_FAT_GetCount(u32 *count)
{
*count = 0;
_WBFS_FAT_GetHeadersCount();
if (fat_hdr_count && fat_hdr_list) {
// for compacter mem - move up as it will be freed later
int size = fat_hdr_count * sizeof(struct discHdr);
struct discHdr *buf = malloc(size);
if (buf) {
memcpy(buf, fat_hdr_list, size);
SAFE_FREE(fat_hdr_list);
fat_hdr_list = buf;
}
}
*count = fat_hdr_count;
return 0;
}
s32 WBFS_FAT_GetHeaders(void *outbuf, u32 cnt, u32 len)
{
int i;
int slen = len;
if (slen > sizeof(struct discHdr)) {
slen = sizeof(struct discHdr);
}
for (i=0; i<cnt && i<fat_hdr_count; i++) {
memcpy(outbuf + i * len, &fat_hdr_list[i], slen);
}
SAFE_FREE(fat_hdr_list);
fat_hdr_count = 0;
return 0;
}
wbfs_disc_t* WBFS_FAT_OpenDisc(u8 *discid)
{
char fname[MAX_FAT_PATH];
// wbfs 'partition' file
if ( !WBFS_FAT_find_fname(discid, fname, sizeof(fname)) ) return NULL;
if (strcasecmp(strrchr(fname,'.'), ".iso") == 0) {
// .iso file
// create a fake wbfs_disc
int fd;
fd = open(fname, O_RDONLY);
if (fd == -1) return NULL;
wbfs_disc_t *iso_file = calloc(sizeof(wbfs_disc_t),1);
if (iso_file == NULL) return NULL;
// mark with a special wbfs_part
wbfs_iso_file.wbfs_sec_sz = 512;
iso_file->p = &wbfs_iso_file;
iso_file->header = (void*)fd;
return iso_file;
}
wbfs_t *part = WBFS_FAT_OpenPart(fname);
if (!part) return NULL;
return wbfs_open_disc(part, discid);
}
void WBFS_FAT_CloseDisc(wbfs_disc_t* disc)
{
if (!disc) return;
wbfs_t *part = disc->p;
// is this really a .iso file?
if (part == &wbfs_iso_file) {
close((int)disc->header);
free(disc);
return;
}
wbfs_close_disc(disc);
WBFS_FAT_ClosePart(part);
return;
}
s32 WBFS_FAT_DiskSpace(f32 *used, f32 *free)
{
f32 size;
int ret;
*used = 0;
*free = 0;
// statvfs is slow, so cache values
if (!wbfs_fat_vfs_have
|| wbfs_fat_vfs_lba != wbfs_part_lba
|| wbfs_fat_vfs_dev != wbfsDev )
{
ret = statvfs(wbfs_fs_drive, &wbfs_fat_vfs);
if (ret) return 0;
wbfs_fat_vfs_have = 1;
wbfs_fat_vfs_lba = wbfs_part_lba;
wbfs_fat_vfs_dev = wbfsDev;
}
/* FS size in GB */
size = (f32)wbfs_fat_vfs.f_frsize * (f32)wbfs_fat_vfs.f_blocks / GB_SIZE;
*free = (f32)wbfs_fat_vfs.f_frsize * (f32)wbfs_fat_vfs.f_bfree / GB_SIZE;
*used = size - *free;
return 0;
}
static int nop_read_sector(void *_fp,u32 lba,u32 count,void*buf)
{
//printf("read %d %d\n", lba, count); //Wpad_WaitButtons();
return 0;
}
static int nop_write_sector(void *_fp,u32 lba,u32 count,void*buf)
{
//printf("write %d %d\n", lba, count); //Wpad_WaitButtons();
return 0;
}
void WBFS_FAT_fname(u8 *id, char *fname, int len, char *path)
{
if (path == NULL) {
snprintf(fname, len, "%s%s/%.6s.wbfs", wbfs_fs_drive, wbfs_fat_dir, id);
} else {
snprintf(fname, len, "%s/%.6s.wbfs", path, id);
}
}
void mk_gameid_title(struct discHdr *header, char *name, int re_space)
{
int i, len;
memcpy(name, header->id, 6);
name[6] = 0;
strcat(name, "_");
strcat(name, get_title(header));
// replace silly chars with '_'
len = strlen(name);
for (i = 0; i < len; i++) {
if(strchr("\\/:<>|\"", name[i]) || iscntrl((u32) name[i])) {
name[i] = '_';
}
if(re_space && name[i]==' ') {
name[i] = '_';
}
}
}
void WBFS_FAT_get_dir(struct discHdr *header, char *path)
{
strcpy(path, wbfs_fs_drive);
strcat(path, wbfs_fat_dir);
if (Settings.FatInstallToDir) {
strcat(path, "/");
mk_gameid_title(header, path + strlen(path), 0);
}
}
void mk_title_txt(struct discHdr *header, char *path)
{
char fname[MAX_FAT_PATH];
FILE *f;
strcpy(fname, path);
strcat(fname, "/");
mk_gameid_title(header, fname+strlen(fname), 1);
strcat(fname, ".txt");
f = fopen(fname, "wb");
if (!f) return;
fprintf(f, "%.6s = %.64s\n", header->id, get_title(header));
fclose(f);
printf("Info file: %s\n", fname);
}
int WBFS_FAT_find_fname(u8 *id, char *fname, int len)
{
struct stat st;
// look for direct .wbfs file
WBFS_FAT_fname(id, fname, len, NULL);
if (stat(fname, &st) == 0) return 1;
// look for direct .iso file
strcpy(strrchr(fname, '.'), ".iso"); // replace .wbfs with .iso
if (stat(fname, &st) == 0) return 1;
// direct file not found, check subdirs
DIR_ITER *dir_iter;
char path[MAX_FAT_PATH];
char name[MAX_FAT_PATH];
strcpy(path, wbfs_fs_drive);
strcat(path, wbfs_fat_dir);
dir_iter = diropen(path);
//printf("dir: %s %p\n", path, dir); Wpad_WaitButtons();
if (!dir_iter) {
goto err;
}
while (dirnext(dir_iter, name, &st) == 0) {
if (name[0] == '.') continue;
if (name[6] != '_') continue;
if (strncmp(name, (char*)id, 6) != 0) continue;
if (strlen(name) < 8) continue;
// look for .wbfs file
snprintf(fname, len, "%s/%s/%.6s.wbfs", path, name, id);
if (stat(fname, &st) == 0) {
dirclose(dir_iter);
return 2;
}
// look for .iso file
snprintf(fname, len, "%s/%s/%.6s.iso", path, name, id);
if (stat(fname, &st) == 0) {
dirclose(dir_iter);
return 2;
}
}
dirclose(dir_iter);
// not found
err:
*fname = 0;
return 0;
}
wbfs_t* WBFS_FAT_OpenPart(char *fname)
{
wbfs_t *part = NULL;
int ret;
// wbfs 'partition' file
ret = split_open(&split, fname);
if (ret) return NULL;
part = wbfs_open_partition(
split_read_sector,
nop_write_sector, //readonly //split_write_sector,
&split, fat_sector_size, split.total_sec, 0, 0);
if (!part) {
split_close(&split);
}
return part;
}
wbfs_t* WBFS_FAT_CreatePart(u8 *id, char *path)
{
char fname[MAX_FAT_PATH];
wbfs_t *part = NULL;
u64 size = (u64)143432*2*0x8000ULL;
u32 n_sector = size / 512;
int ret;
//printf("CREATE PART %s %lld %d\n", id, size, n_sector);
snprintf(fname, sizeof(fname), "%s%s", wbfs_fs_drive, wbfs_fat_dir);
mkdir(fname, 0777); // base usb:/wbfs
mkdir(path, 0777); // game subdir
WBFS_FAT_fname(id, fname, sizeof(fname), path);
printf("Writing to %s\n", fname);
ret = split_create(&split, fname, OPT_split_size, size, true);
if (ret) return NULL;
// force create first file
u32 scnt = 0;
int fd = split_get_file(&split, 0, &scnt, 0);
if (fd<0) {
printf("ERROR creating file\n");
sleep(2);
split_close(&split);
return NULL;
}
part = wbfs_open_partition(
split_read_sector,
split_write_sector,
&split, fat_sector_size, n_sector, 0, 1);
if (!part) {
split_close(&split);
}
return part;
}
void WBFS_FAT_ClosePart(wbfs_t* part)
{
if (!part) return;
split_info_t *s = (split_info_t*)part->callback_data;
wbfs_close(part);
if (s) split_close(s);
}
s32 WBFS_FAT_RemoveGame(u8 *discid)
{
char fname[MAX_FAT_PATH];
int loc;
// wbfs 'partition' file
loc = WBFS_FAT_find_fname(discid, fname, sizeof(fname));
if ( !loc ) return -1;
split_create(&split, fname, 0, 0, true);
split_close(&split);
if (loc == 1) return 0;
// game is in subdir
// remove optional .txt file
DIR_ITER *dir_iter;
struct stat st;
char path[MAX_FAT_PATH];
char name[MAX_FAT_PATH];
strncpy(path, fname, sizeof(path));
char *p = strrchr(path, '/');
if (p) *p = 0;
dir_iter = diropen(path);
if (!dir_iter) return 0;
while (dirnext(dir_iter, name, &st) == 0) {
if (name[0] == '.') continue;
if (name[6] != '_') continue;
if (strncmp(name, (char*)discid, 6) != 0) continue;
p = strrchr(name, '.');
if (!p) continue;
if (strcasecmp(p, ".txt") != 0) continue;
snprintf(fname, sizeof(fname), "%s/%s", path, name);
remove(fname);
break;
}
dirclose(dir_iter);
// remove game subdir
return 0;
}
s32 WBFS_FAT_AddGame(void)
{
static struct discHdr header ATTRIBUTE_ALIGN(32);
char path[MAX_FAT_PATH];
wbfs_t *part = NULL;
s32 ret;
// read ID from DVD
Disc_ReadHeader(&header);
// path
WBFS_FAT_get_dir(&header, path);
// create wbfs 'partition' file
part = WBFS_FAT_CreatePart(header.id, path);
if (!part) return -1;
/* Add game to device */
partition_selector_t part_sel = ALL_PARTITIONS;
int copy_1_1 = Settings.fullcopy;
switch (Settings.partitions_to_install) {
case install_game_only:
part_sel = ONLY_GAME_PARTITION;
break;
case install_all:
part_sel = ALL_PARTITIONS;
break;
}
if (copy_1_1) {
part_sel = ALL_PARTITIONS;
}
extern wbfs_t *hdd;
wbfs_t *old_hdd = hdd;
hdd = part; // used by spinner
ret = wbfs_add_disc(part, __WBFS_ReadDVD, NULL, WBFS_Spinner, part_sel, copy_1_1);
hdd = old_hdd;
wbfs_trim(part);
WBFS_FAT_ClosePart(part);
if (ret < 0) return ret;
mk_title_txt(&header, path);
return 0;
}
s32 WBFS_FAT_DVD_Size(u64 *comp_size, u64 *real_size)
{
s32 ret;
u32 comp_sec = 0, last_sec = 0;
wbfs_t *part = NULL;
u64 size = (u64)143432*2*0x8000ULL;
u32 n_sector = size / fat_sector_size;
u32 wii_sec_sz;
// init a temporary dummy part
// as a placeholder for wbfs_size_disc
part = wbfs_open_partition(
nop_read_sector, nop_write_sector,
NULL, fat_sector_size, n_sector, 0, 1);
if (!part) return -1;
wii_sec_sz = part->wii_sec_sz;
/* Add game to device */
partition_selector_t part_sel;
if (Settings.partitions_to_install) {
part_sel = ALL_PARTITIONS;
} else {
part_sel = ONLY_GAME_PARTITION;
}
ret = wbfs_size_disc(part, __WBFS_ReadDVD, NULL, part_sel, &comp_sec, &last_sec);
wbfs_close(part);
if (ret < 0)
return ret;
*comp_size = (u64)wii_sec_sz * comp_sec;
*real_size = (u64)wii_sec_sz * last_sec;
return 0;
}
s32 WBFS_FAT_RenameGame(u8 *discid, const void *newname)
{
wbfs_t *part = WBFS_FAT_OpenPart((char *) discid);
if (!part)
return -1;
s32 ret = wbfs_ren_disc(part, discid,(u8*)newname);
WBFS_FAT_ClosePart(part);
return ret;
}
s32 WBFS_FAT_ReIDGame(u8 *discid, const void *newID)
{
wbfs_t *part = WBFS_FAT_OpenPart((char *) discid);
if (!part)
return -1;
s32 ret = wbfs_rID_disc(part, discid,(u8*)newID);
WBFS_FAT_ClosePart(part);
if(ret == 0)
{
char fname[100];
char fnamenew[100];
s32 cnt = 0x31;
WBFS_FAT_fname(discid, fname, sizeof(fname), NULL);
WBFS_FAT_fname((u8*) newID, fnamenew, sizeof(fnamenew), NULL);
int stringlength = strlen(fname);
while(rename(fname, fnamenew) == 0)
{
fname[stringlength] = cnt;
fname[stringlength+1] = 0;
fnamenew[stringlength] = cnt;
fnamenew[stringlength+1] = 0;
cnt++;
}
}
return ret;
}