mirror of
https://github.com/wiiu-env/wiiload_plugin.git
synced 2024-11-22 10:39:16 +01:00
Remove unused files
This commit is contained in:
Maschell
parent
a792e02319
commit
29c828af71
@ -1,713 +0,0 @@
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#include <errno.h>
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#include <fcntl.h>
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#include <limits.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/dirent.h>
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#include <sys/iosupport.h>
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#include <sys/param.h>
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#include <unistd.h>
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#include <stdbool.h>
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#include "romfs_dev.h"
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typedef enum {
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RomfsSource_FileDescriptor,
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} RomfsSource;
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typedef struct romfs_mount {
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devoptab_t device;
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bool setup;
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RomfsSource fd_type;
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int32_t id;
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int32_t fd;
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time_t mtime;
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uint64_t offset;
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romfs_header header;
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romfs_dir *cwd;
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uint32_t *dirHashTable, *fileHashTable;
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void *dirTable, *fileTable;
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char name[32];
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} romfs_mount;
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extern int __system_argc;
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extern char **__system_argv;
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//static char __thread __component[PATH_MAX+1];
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static char __component[PATH_MAX + 1];
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#define romFS_root(m) ((romfs_dir*)(m)->dirTable)
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#define romFS_dir(m, x) ((romfs_dir*) ((uint8_t*)(m)->dirTable + (x)))
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#define romFS_file(m, x) ((romfs_file*)((uint8_t*)(m)->fileTable + (x)))
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#define romFS_none ((uint32_t)~0)
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#define romFS_dir_mode (S_IFDIR | S_IRUSR | S_IRGRP | S_IROTH)
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#define romFS_file_mode (S_IFREG | S_IRUSR | S_IRGRP | S_IROTH)
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uint64_t swapLong(uint64_t X) {
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uint64_t x = (uint64_t) X;
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x = (x & 0x00000000FFFFFFFF) << 32 | (x & 0xFFFFFFFF00000000) >> 32;
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x = (x & 0x0000FFFF0000FFFF) << 16 | (x & 0xFFFF0000FFFF0000) >> 16;
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x = (x & 0x00FF00FF00FF00FF) << 8 | (x & 0xFF00FF00FF00FF00) >> 8;
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return x;
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}
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#define REVERSE_SHORT(n) ((unsigned short) (((n & 0xFF) << 8) | \
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((n & 0xFF00) >> 8)))
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#define REVERSE_INT(n) ((unsigned int) (((n & 0xFF) << 24) | \
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((n & 0xFF00) << 8) | \
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((n & 0xFF0000) >> 8) | \
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((n & 0xFF000000) >> 24)))
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static ssize_t _romfs_read(romfs_mount *mount, uint64_t offset, void *buffer, uint64_t size) {
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uint64_t pos = mount->offset + offset;
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size_t _read = 0;
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if (mount->fd_type == RomfsSource_FileDescriptor) {
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off_t seek_offset = lseek(mount->fd, pos, SEEK_SET);
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if (pos != seek_offset) {
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return -1;
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}
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_read = read(mount->fd, buffer, size);
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}
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return _read;
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}
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static bool _romfs_read_chk(romfs_mount *mount, uint64_t offset, void *buffer, uint64_t size) {
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return _romfs_read(mount, offset, buffer, size) == size;
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}
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//-----------------------------------------------------------------------------
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static int romfs_open(struct _reent *r, void *fileStruct, const char *path, int flags, int mode);
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static int romfs_close(struct _reent *r, void *fd);
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static ssize_t romfs_read(struct _reent *r, void *fd, char *ptr, size_t len);
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static off_t romfs_seek(struct _reent *r, void *fd, off_t pos, int dir);
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static int romfs_fstat(struct _reent *r, void *fd, struct stat *st);
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static int romfs_stat(struct _reent *r, const char *path, struct stat *st);
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static int romfs_chdir(struct _reent *r, const char *path);
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static DIR_ITER *romfs_diropen(struct _reent *r, DIR_ITER *dirState, const char *path);
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static int romfs_dirreset(struct _reent *r, DIR_ITER *dirState);
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static int romfs_dirnext(struct _reent *r, DIR_ITER *dirState, char *filename, struct stat *filestat);
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static int romfs_dirclose(struct _reent *r, DIR_ITER *dirState);
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typedef struct {
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romfs_mount *mount;
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romfs_file *file;
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uint64_t offset, pos;
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} romfs_fileobj;
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typedef struct {
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romfs_mount *mount;
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romfs_dir *dir;
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uint32_t state;
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uint32_t childDir;
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uint32_t childFile;
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} romfs_diriter;
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static devoptab_t romFS_devoptab = {
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.structSize = sizeof(romfs_fileobj),
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.open_r = romfs_open,
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.close_r = romfs_close,
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.read_r = romfs_read,
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.seek_r = romfs_seek,
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.fstat_r = romfs_fstat,
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.stat_r = romfs_stat,
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.chdir_r = romfs_chdir,
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.dirStateSize = sizeof(romfs_diriter),
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.diropen_r = romfs_diropen,
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.dirreset_r = romfs_dirreset,
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.dirnext_r = romfs_dirnext,
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.dirclose_r = romfs_dirclose,
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};
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static bool romfs_initialised = false;
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static romfs_mount romfs_mounts[32];
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//-----------------------------------------------------------------------------
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static int32_t romfsMountCommon(const char *name, romfs_mount *mount);
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static void romfsInitMtime(romfs_mount *mount);
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static void _romfsResetMount(romfs_mount *mount, int32_t id) {
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memset(mount, 0, sizeof(*mount));
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memcpy(&mount->device, &romFS_devoptab, sizeof(romFS_devoptab));
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mount->device.name = mount->name;
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mount->device.deviceData = mount;
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mount->id = id;
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}
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static void _romfsInit(void) {
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uint32_t i;
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uint32_t total = sizeof(romfs_mounts) / sizeof(romfs_mount);
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if (!romfs_initialised) {
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for (i = 0; i < total; i++) {
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_romfsResetMount(&romfs_mounts[i], i);
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}
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romfs_initialised = true;
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}
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}
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static romfs_mount *romfsFindMount(const char *name) {
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uint32_t i;
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uint32_t total = sizeof(romfs_mounts) / sizeof(romfs_mount);
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romfs_mount *mount = NULL;
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_romfsInit();
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for (i = 0; i < total; i++) {
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mount = &romfs_mounts[i];
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if (name == NULL) { //Find an unused mount entry.
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if (!mount->setup)
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return mount;
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} else if (mount->setup) { //Find the mount with the input name.
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if (strncmp(mount->name, name, sizeof(mount->name)) == 0)
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return mount;
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}
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}
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return NULL;
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}
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__attribute__((weak)) const char *__romfs_path = NULL;
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static romfs_mount *romfs_alloc(void) {
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return romfsFindMount(NULL);
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}
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static void romfs_free(romfs_mount *mount) {
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free(mount->fileTable);
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free(mount->fileHashTable);
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free(mount->dirTable);
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free(mount->dirHashTable);
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_romfsResetMount(mount, mount->id);
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}
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static void romfs_mountclose(romfs_mount *mount) {
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if (mount->fd_type == RomfsSource_FileDescriptor) {
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close(mount->fd);
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}
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romfs_free(mount);
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}
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int32_t romfsMount(const char *name, const char *filepath) {
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romfs_mount *mount = romfs_alloc();
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if (mount == NULL)
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return 99;
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// Regular RomFS
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mount->fd_type = RomfsSource_FileDescriptor;
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mount->fd = open(filepath, 0);
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if (mount->fd == -1) {
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romfs_free(mount);
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return -1;
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}
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romfsInitMtime(mount);
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return romfsMountCommon(name, mount);
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_fail0:
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romfs_mountclose(mount);
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return 10;
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}
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int32_t romfsMountCommon(const char *name, romfs_mount *mount) {
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memset(mount->name, 0, sizeof(mount->name));
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strncpy(mount->name, name, sizeof(mount->name) - 1);
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if (_romfs_read(mount, 0, &mount->header, sizeof(mount->header)) != sizeof(mount->header))
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goto fail;
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mount->dirHashTable = (uint32_t *) malloc(swapLong(mount->header.dirHashTableSize));
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if (!mount->dirHashTable)
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goto fail;
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if (!_romfs_read_chk(mount, swapLong(mount->header.dirHashTableOff), mount->dirHashTable, swapLong(mount->header.dirHashTableSize)))
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goto fail;
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mount->dirTable = malloc(swapLong(mount->header.dirTableSize));
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if (!mount->dirTable)
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goto fail;
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if (!_romfs_read_chk(mount, swapLong(mount->header.dirTableOff), mount->dirTable, swapLong(mount->header.dirTableSize)))
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goto fail;
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mount->fileHashTable = (uint32_t *) malloc(swapLong(mount->header.fileHashTableSize));
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if (!mount->fileHashTable)
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goto fail;
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if (!_romfs_read_chk(mount, swapLong(mount->header.fileHashTableOff), mount->fileHashTable, swapLong(mount->header.fileHashTableSize)))
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goto fail;
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mount->fileTable = malloc(swapLong(mount->header.fileTableSize));
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if (!mount->fileTable)
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goto fail;
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if (!_romfs_read_chk(mount, swapLong(mount->header.fileTableOff), mount->fileTable, swapLong(mount->header.fileTableSize)))
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goto fail;
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mount->cwd = romFS_root(mount);
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// add device if this is the first one
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if (AddDevice(&mount->device) < 0)
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goto fail;
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mount->setup = true;
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return 0;
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fail:
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romfs_mountclose(mount);
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return 10;
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}
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static void romfsInitMtime(romfs_mount *mount) {
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mount->mtime = time(NULL);
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}
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int32_t romfsUnmount(const char *name) {
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romfs_mount *mount;
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char tmpname[34];
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mount = romfsFindMount(name);
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if (mount == NULL)
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return -1;
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// Remove device
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memset(tmpname, 0, sizeof(tmpname));
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strncpy(tmpname, mount->name, sizeof(tmpname) - 2);
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strncat(tmpname, ":", sizeof(tmpname) - strlen(tmpname) - 1);
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RemoveDevice(tmpname);
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romfs_mountclose(mount);
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return 0;
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}
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//-----------------------------------------------------------------------------
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static uint32_t calcHash(uint32_t parent, const uint8_t *name, uint32_t namelen, uint32_t total) {
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uint32_t hash = parent ^123456789;
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uint32_t i;
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for (i = 0; i < namelen; i++) {
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hash = (hash >> 5) | (hash << 27);
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hash ^= name[i];
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}
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return hash % total;
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}
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static romfs_dir *searchForDir(romfs_mount *mount, romfs_dir *parent, const uint8_t *name, uint32_t namelen) {
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uint64_t parentOff = (uintptr_t) parent - (uintptr_t) mount->dirTable;
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uint32_t hash = calcHash(parentOff, name, namelen, swapLong(mount->header.dirHashTableSize) / 4);
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romfs_dir *curDir = NULL;
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uint32_t curOff;
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for (curOff = REVERSE_INT(mount->dirHashTable[hash]); curOff != romFS_none; curOff = REVERSE_INT(curDir->nextHash)) {
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curDir = romFS_dir(mount, curOff);
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if (REVERSE_INT(curDir->parent) != parentOff)
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continue;
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if (REVERSE_INT(curDir->nameLen) != namelen)
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continue;
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if (memcmp(curDir->name, name, namelen) != 0)
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continue;
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return curDir;
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}
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return NULL;
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}
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static romfs_file *searchForFile(romfs_mount *mount, romfs_dir *parent, const uint8_t *name, uint32_t namelen) {
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uint64_t parentOff = (uintptr_t) parent - (uintptr_t) mount->dirTable;
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uint32_t hash = calcHash(parentOff, name, namelen, swapLong(mount->header.fileHashTableSize) / 4);
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romfs_file *curFile = NULL;
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uint32_t curOff;
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for (curOff = REVERSE_INT(mount->fileHashTable[hash]); curOff != romFS_none; curOff = REVERSE_INT(curFile->nextHash)) {
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curFile = romFS_file(mount, curOff);
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if (REVERSE_INT(curFile->parent) != parentOff)
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continue;
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if (REVERSE_INT(curFile->nameLen) != namelen)
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continue;
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if (memcmp(curFile->name, name, namelen) != 0)
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continue;
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return curFile;
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}
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return NULL;
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}
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static int navigateToDir(romfs_mount *mount, romfs_dir **ppDir, const char **pPath, bool isDir) {
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char *colonPos = strchr(*pPath, ':');
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if (colonPos)
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*pPath = colonPos + 1;
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if (!**pPath)
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return EILSEQ;
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*ppDir = mount->cwd;
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if (**pPath == '/') {
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*ppDir = romFS_root(mount);
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(*pPath)++;
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}
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while (**pPath) {
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char *slashPos = strchr(*pPath, '/');
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char *component = __component;
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if (slashPos) {
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uint32_t len = slashPos - *pPath;
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if (!len)
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return EILSEQ;
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if (len > PATH_MAX)
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return ENAMETOOLONG;
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memcpy(component, *pPath, len);
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component[len] = 0;
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*pPath = slashPos + 1;
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} else if (isDir) {
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component = (char *) *pPath;
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*pPath += strlen(component);
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} else
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return 0;
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if (component[0] == '.') {
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if (!component[1])
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continue;
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if (component[1] == '.' && !component[2]) {
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*ppDir = romFS_dir(mount, REVERSE_INT((*ppDir)->parent));
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continue;
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}
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}
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*ppDir = searchForDir(mount, *ppDir, (uint8_t *) component, strlen(component));
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if (!*ppDir)
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return EEXIST;
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}
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if (!isDir && !**pPath)
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return EILSEQ;
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return 0;
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}
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static ino_t dir_inode(romfs_mount *mount, romfs_dir *dir) {
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return (uint32_t *) dir - (uint32_t *) mount->dirTable;
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}
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static off_t dir_size(romfs_dir *dir) {
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return sizeof(romfs_dir) + (REVERSE_INT(dir->nameLen) + 3) / 4;
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}
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static nlink_t dir_nlink(romfs_mount *mount, romfs_dir *dir) {
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nlink_t count = 2; // one for self, one for parent
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uint32_t offset = REVERSE_INT(dir->childDir);
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while (offset != romFS_none) {
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romfs_dir *tmp = romFS_dir(mount, offset);
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++count;
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offset = REVERSE_INT(tmp->sibling);
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}
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offset = REVERSE_INT(dir->childFile);
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while (offset != romFS_none) {
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romfs_file *tmp = romFS_file(mount, offset);
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++count;
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offset = REVERSE_INT(tmp->sibling);
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}
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return count;
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}
|
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static ino_t file_inode(romfs_mount *mount, romfs_file *file) {
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return ((uint32_t *) file - (uint32_t *) mount->fileTable) + swapLong(mount->header.dirTableSize) / 4;
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}
|
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int romfs_GetFileInfoPerPath(const char *romfs, const char *path, romfs_fileInfo *out) {
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if (out == NULL) {
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return -1;
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}
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romfs_mount *mount = (romfs_mount *) romfsFindMount(romfs);
|
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if (mount == NULL) {
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return -2;
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}
|
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romfs_dir *curDir = NULL;
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int errno2 = navigateToDir(mount, &curDir, &path, false);
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if (errno2 != 0) {
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return -3;
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}
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romfs_file *file = searchForFile(mount, curDir, (uint8_t *) path, strlen(path));
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if (!file) {
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return -4;
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}
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out->length = swapLong(file->dataSize);
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out->offset = swapLong(mount->header.fileDataOff) + swapLong(file->dataOff);
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return 0;
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}
|
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|
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|
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//-----------------------------------------------------------------------------
|
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|
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int romfs_open(struct _reent *r, void *fileStruct, const char *path, int flags, int mode) {
|
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romfs_fileobj *fileobj = (romfs_fileobj *) fileStruct;
|
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|
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fileobj->mount = (romfs_mount *) r->deviceData;
|
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if ((flags & O_ACCMODE) != O_RDONLY) {
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r->_errno = EROFS;
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return -1;
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||||
}
|
||||
|
||||
romfs_dir *curDir = NULL;
|
||||
r->_errno = navigateToDir(fileobj->mount, &curDir, &path, false);
|
||||
if (r->_errno != 0)
|
||||
return -1;
|
||||
|
||||
romfs_file *file = searchForFile(fileobj->mount, curDir, (uint8_t *) path, strlen(path));
|
||||
if (!file) {
|
||||
if (flags & O_CREAT)
|
||||
r->_errno = EROFS;
|
||||
else
|
||||
r->_errno = ENOENT;
|
||||
return -1;
|
||||
} else if ((flags & O_CREAT) && (flags & O_EXCL)) {
|
||||
r->_errno = EEXIST;
|
||||
return -1;
|
||||
}
|
||||
|
||||
fileobj->file = file;
|
||||
fileobj->offset = swapLong(fileobj->mount->header.fileDataOff) + swapLong(file->dataOff);
|
||||
fileobj->pos = 0;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int romfs_close(struct _reent *r, void *fd) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
ssize_t romfs_read(struct _reent *r, void *fd, char *ptr, size_t len) {
|
||||
romfs_fileobj *file = (romfs_fileobj *) fd;
|
||||
uint64_t endPos = file->pos + len;
|
||||
|
||||
/* check if past end-of-file */
|
||||
if (file->pos >= swapLong(file->file->dataSize))
|
||||
return 0;
|
||||
|
||||
/* truncate the read to end-of-file */
|
||||
if (endPos > swapLong(file->file->dataSize))
|
||||
endPos = swapLong(file->file->dataSize);
|
||||
len = endPos - file->pos;
|
||||
|
||||
ssize_t adv = _romfs_read(file->mount, file->offset + file->pos, ptr, len);
|
||||
if (adv >= 0) {
|
||||
file->pos += adv;
|
||||
return adv;
|
||||
}
|
||||
|
||||
r->_errno = EIO;
|
||||
return -1;
|
||||
}
|
||||
|
||||
off_t romfs_seek(struct _reent *r, void *fd, off_t pos, int dir) {
|
||||
romfs_fileobj *file = (romfs_fileobj *) fd;
|
||||
off_t start;
|
||||
switch (dir) {
|
||||
case SEEK_SET:
|
||||
start = 0;
|
||||
break;
|
||||
|
||||
case SEEK_CUR:
|
||||
start = file->pos;
|
||||
break;
|
||||
|
||||
case SEEK_END:
|
||||
start = swapLong(file->file->dataSize);
|
||||
break;
|
||||
|
||||
default:
|
||||
r->_errno = EINVAL;
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* don't allow negative position */
|
||||
if (pos < 0) {
|
||||
if (start + pos < 0) {
|
||||
r->_errno = EINVAL;
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
/* check for overflow */
|
||||
else if (INT64_MAX - pos < start) {
|
||||
r->_errno = EOVERFLOW;
|
||||
return -1;
|
||||
}
|
||||
|
||||
file->pos = start + pos;
|
||||
return file->pos;
|
||||
}
|
||||
|
||||
int romfs_fstat(struct _reent *r, void *fd, struct stat *st) {
|
||||
romfs_fileobj *file = (romfs_fileobj *) fd;
|
||||
memset(st, 0, sizeof(struct stat));
|
||||
st->st_ino = file_inode(file->mount, file->file);
|
||||
st->st_mode = romFS_file_mode;
|
||||
st->st_nlink = 1;
|
||||
st->st_size = (off_t) swapLong(file->file->dataSize);
|
||||
st->st_blksize = 512;
|
||||
st->st_blocks = (st->st_blksize + 511) / 512;
|
||||
st->st_atime = st->st_mtime = st->st_ctime = file->mount->mtime;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int romfs_stat(struct _reent *r, const char *path, struct stat *st) {
|
||||
romfs_mount *mount = (romfs_mount *) r->deviceData;
|
||||
romfs_dir *curDir = NULL;
|
||||
r->_errno = navigateToDir(mount, &curDir, &path, false);
|
||||
if (r->_errno != 0)
|
||||
return -1;
|
||||
|
||||
romfs_dir *dir = searchForDir(mount, curDir, (uint8_t *) path, strlen(path));
|
||||
if (dir) {
|
||||
memset(st, 0, sizeof(*st));
|
||||
st->st_ino = dir_inode(mount, dir);
|
||||
st->st_mode = romFS_dir_mode;
|
||||
st->st_nlink = dir_nlink(mount, dir);
|
||||
st->st_size = dir_size(dir);
|
||||
st->st_blksize = 512;
|
||||
st->st_blocks = (st->st_blksize + 511) / 512;
|
||||
st->st_atime = st->st_mtime = st->st_ctime = mount->mtime;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
romfs_file *file = searchForFile(mount, curDir, (uint8_t *) path, strlen(path));
|
||||
if (file) {
|
||||
memset(st, 0, sizeof(*st));
|
||||
st->st_ino = file_inode(mount, file);
|
||||
st->st_mode = romFS_file_mode;
|
||||
st->st_nlink = 1;
|
||||
st->st_size = swapLong(file->dataSize);
|
||||
st->st_blksize = 512;
|
||||
st->st_blocks = (st->st_blksize + 511) / 512;
|
||||
st->st_atime = st->st_mtime = st->st_ctime = mount->mtime;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
r->_errno = ENOENT;
|
||||
return 1;
|
||||
}
|
||||
|
||||
int romfs_chdir(struct _reent *r, const char *path) {
|
||||
romfs_mount *mount = (romfs_mount *) r->deviceData;
|
||||
romfs_dir *curDir = NULL;
|
||||
r->_errno = navigateToDir(mount, &curDir, &path, false);
|
||||
if (r->_errno != 0)
|
||||
return -1;
|
||||
|
||||
mount->cwd = curDir;
|
||||
return 0;
|
||||
}
|
||||
|
||||
DIR_ITER *romfs_diropen(struct _reent *r, DIR_ITER *dirState, const char *path) {
|
||||
romfs_diriter *iter = (romfs_diriter *) (dirState->dirStruct);
|
||||
romfs_dir *curDir = NULL;
|
||||
iter->mount = (romfs_mount *) r->deviceData;
|
||||
|
||||
r->_errno = navigateToDir(iter->mount, &curDir, &path, true);
|
||||
if (r->_errno != 0)
|
||||
return NULL;
|
||||
|
||||
iter->dir = curDir;
|
||||
iter->state = 0;
|
||||
iter->childDir = REVERSE_INT(curDir->childDir);
|
||||
iter->childFile = REVERSE_INT(curDir->childFile);
|
||||
|
||||
return dirState;
|
||||
}
|
||||
|
||||
int romfs_dirreset(struct _reent *r, DIR_ITER *dirState) {
|
||||
romfs_diriter *iter = (romfs_diriter *) (dirState->dirStruct);
|
||||
|
||||
iter->state = 0;
|
||||
iter->childDir = REVERSE_INT(iter->dir->childDir);
|
||||
iter->childFile = REVERSE_INT(iter->dir->childFile);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int romfs_dirnext(struct _reent *r, DIR_ITER *dirState, char *filename, struct stat *filestat) {
|
||||
romfs_diriter *iter = (romfs_diriter *) (dirState->dirStruct);
|
||||
|
||||
if (iter->state == 0) {
|
||||
/* '.' entry */
|
||||
memset(filestat, 0, sizeof(*filestat));
|
||||
filestat->st_ino = dir_inode(iter->mount, iter->dir);
|
||||
filestat->st_mode = romFS_dir_mode;
|
||||
|
||||
strcpy(filename, ".");
|
||||
iter->state = 1;
|
||||
return 0;
|
||||
} else if (iter->state == 1) {
|
||||
/* '..' entry */
|
||||
romfs_dir *dir = romFS_dir(iter->mount, REVERSE_INT(iter->dir->parent));
|
||||
|
||||
memset(filestat, 0, sizeof(*filestat));
|
||||
filestat->st_ino = dir_inode(iter->mount, dir);
|
||||
filestat->st_mode = romFS_dir_mode;
|
||||
|
||||
strcpy(filename, "..");
|
||||
iter->state = 2;
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (iter->childDir != romFS_none) {
|
||||
romfs_dir *dir = romFS_dir(iter->mount, iter->childDir);
|
||||
iter->childDir = REVERSE_INT(dir->sibling);
|
||||
|
||||
memset(filestat, 0, sizeof(*filestat));
|
||||
filestat->st_ino = dir_inode(iter->mount, dir);
|
||||
filestat->st_mode = romFS_dir_mode;
|
||||
|
||||
memset(filename, 0, NAME_MAX);
|
||||
|
||||
if (REVERSE_INT(dir->nameLen) >= NAME_MAX) {
|
||||
r->_errno = ENAMETOOLONG;
|
||||
return -1;
|
||||
}
|
||||
|
||||
strncpy(filename, (char *) dir->name, REVERSE_INT(dir->nameLen));
|
||||
|
||||
return 0;
|
||||
} else if (iter->childFile != romFS_none) {
|
||||
romfs_file *file = romFS_file(iter->mount, iter->childFile);
|
||||
iter->childFile = REVERSE_INT(file->sibling);
|
||||
|
||||
memset(filestat, 0, sizeof(*filestat));
|
||||
filestat->st_ino = file_inode(iter->mount, file);
|
||||
filestat->st_mode = romFS_file_mode;
|
||||
|
||||
memset(filename, 0, NAME_MAX);
|
||||
|
||||
if (REVERSE_INT(file->nameLen) >= NAME_MAX) {
|
||||
r->_errno = ENAMETOOLONG;
|
||||
return -1;
|
||||
}
|
||||
|
||||
strncpy(filename, (char *) file->name, REVERSE_INT(file->nameLen));
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
r->_errno = ENOENT;
|
||||
return -1;
|
||||
}
|
||||
|
||||
int romfs_dirclose(struct _reent *r, DIR_ITER *dirState) {
|
||||
return 0;
|
||||
}
|
||||
@ -1,90 +0,0 @@
|
||||
/**
|
||||
* @file romfs_dev.h
|
||||
* @brief RomFS driver.
|
||||
* @author yellows8
|
||||
* @author mtheall
|
||||
* @author fincs
|
||||
* @copyright libnx Authors
|
||||
*/
|
||||
#pragma once
|
||||
|
||||
#include <wut.h>
|
||||
|
||||
/// RomFS header.
|
||||
typedef struct {
|
||||
uint64_t headerSize; ///< Size of the header.
|
||||
uint64_t dirHashTableOff; ///< Offset of the directory hash table.
|
||||
uint64_t dirHashTableSize; ///< Size of the directory hash table.
|
||||
uint64_t dirTableOff; ///< Offset of the directory table.
|
||||
uint64_t dirTableSize; ///< Size of the directory table.
|
||||
uint64_t fileHashTableOff; ///< Offset of the file hash table.
|
||||
uint64_t fileHashTableSize; ///< Size of the file hash table.
|
||||
uint64_t fileTableOff; ///< Offset of the file table.
|
||||
uint64_t fileTableSize; ///< Size of the file table.
|
||||
uint64_t fileDataOff; ///< Offset of the file data.
|
||||
} romfs_header;
|
||||
|
||||
/// RomFS directory.
|
||||
typedef struct {
|
||||
uint32_t parent; ///< Offset of the parent directory.
|
||||
uint32_t sibling; ///< Offset of the next sibling directory.
|
||||
uint32_t childDir; ///< Offset of the first child directory.
|
||||
uint32_t childFile; ///< Offset of the first file.
|
||||
uint32_t nextHash; ///< Directory hash table pointer.
|
||||
uint32_t nameLen; ///< Name length.
|
||||
uint8_t name[]; ///< Name. (UTF-8)
|
||||
} romfs_dir;
|
||||
|
||||
/// RomFS file.
|
||||
typedef struct {
|
||||
uint32_t parent; ///< Offset of the parent directory.
|
||||
uint32_t sibling; ///< Offset of the next sibling file.
|
||||
uint64_t dataOff; ///< Offset of the file's data.
|
||||
uint64_t dataSize; ///< Length of the file's data.
|
||||
uint32_t nextHash; ///< File hash table pointer.
|
||||
uint32_t nameLen; ///< Name length.
|
||||
uint8_t name[]; ///< Name. (UTF-8)
|
||||
} romfs_file;
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Mounts the Application's RomFS.
|
||||
* @param name Device mount name.
|
||||
*/
|
||||
int32_t romfsMount(const char *name, const char *path);
|
||||
|
||||
|
||||
/**
|
||||
* @brief Mounts RomFS from an open file.
|
||||
* @param file FsFile of the RomFS image.
|
||||
* @param offset Offset of the RomFS within the file.
|
||||
* @param name Device mount name.
|
||||
bool romfsMountFromFile(FsFile file, uint64_t offset, const char *name);
|
||||
*/
|
||||
/*
|
||||
static inline bool romfsInitFromFile(int32_t fd, uint64_t offset) {
|
||||
return romfsMountFromFile(fd, offset, "romfs");
|
||||
}*/
|
||||
|
||||
/// Unmounts the RomFS device.
|
||||
int32_t romfsUnmount(const char *name);
|
||||
/*
|
||||
static inline bool romfsExit(void) {
|
||||
return romfsUnmount("romfs");
|
||||
}*/
|
||||
|
||||
/// RomFS file.
|
||||
typedef struct {
|
||||
uint64_t length; ///< Offset of the file's data.
|
||||
uint64_t offset; ///< Length of the file's data.
|
||||
} romfs_fileInfo;
|
||||
|
||||
int romfs_GetFileInfoPerPath(const char *romfs, const char *path, romfs_fileInfo *out);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue
Block a user