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Code Issues Releases Activity

poc: implement RomFS dumping (user titles only).

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This commit is contained in:
Pablo Curiel 2023-05-30 23:34:34 +02:00
parent bafe23b14e
commit ecdce35e8d
3 changed files with 437 additions and 1575 deletions
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452
code_templates/nxdt_rw_poc.c
View file

@ -196,8 +196,8 @@ static bool saveNintendoContentArchiveFsSection(void *userdata);
static bool saveRawPartitionFsSection(PartitionFileSystemContext *pfs_ctx, bool use_layeredfs_dir); static bool saveRawPartitionFsSection(PartitionFileSystemContext *pfs_ctx, bool use_layeredfs_dir);
static bool saveExtractedPartitionFsSection(PartitionFileSystemContext *pfs_ctx, bool use_layeredfs_dir); static bool saveExtractedPartitionFsSection(PartitionFileSystemContext *pfs_ctx, bool use_layeredfs_dir);
//static bool saveRawRomFsSection(RomFileSystemContext *romfs_ctx, bool use_layeredfs_dir); static bool saveRawRomFsSection(RomFileSystemContext *romfs_ctx, bool use_layeredfs_dir);
//static bool saveExtractedRomFsSection(RomFileSystemContext *romfs_ctx, bool use_layeredfs_dir); static bool saveExtractedRomFsSection(RomFileSystemContext *romfs_ctx, bool use_layeredfs_dir);
static void xciReadThreadFunc(void *arg); static void xciReadThreadFunc(void *arg);
@ -209,8 +209,8 @@ static void ncaReadThreadFunc(void *arg);
static void rawPartitionFsReadThreadFunc(void *arg); static void rawPartitionFsReadThreadFunc(void *arg);
static void extractedPartitionFsReadThreadFunc(void *arg); static void extractedPartitionFsReadThreadFunc(void *arg);
//static void rawRomFsReadThreadFunc(void *arg); static void rawRomFsReadThreadFunc(void *arg);
//static void extractedRomFsReadThreadFunc(void *arg); static void extractedRomFsReadThreadFunc(void *arg);
static void genericWriteThreadFunc(void *arg); static void genericWriteThreadFunc(void *arg);
@ -3184,7 +3184,7 @@ static bool saveNintendoContentArchiveFsSection(void *userdata)
goto end; goto end;
} }
//success = (write_raw_section ? saveRawRomFsSection(&romfs_ctx, use_layeredfs_dir) : saveExtractedRomFsSection(&romfs_ctx, use_layeredfs_dir)); success = (write_raw_section ? saveRawRomFsSection(&romfs_ctx, use_layeredfs_dir) : saveExtractedRomFsSection(&romfs_ctx, use_layeredfs_dir));
} }
end: end:
@ -3227,7 +3227,7 @@ static bool saveRawPartitionFsSection(PartitionFileSystemContext *pfs_ctx, bool
filename = generateOutputLayeredFsFileName(title_id, NULL, "exefs.nsp"); filename = generateOutputLayeredFsFileName(title_id, NULL, "exefs.nsp");
} else { } else {
snprintf(subdir, MAX_ELEMENTS(subdir), "NCA FS/%s/Raw", nca_ctx->storage_id == NcmStorageId_BuiltInSystem ? "System" : "User"); snprintf(subdir, MAX_ELEMENTS(subdir), "NCA FS/%s/Raw", nca_ctx->storage_id == NcmStorageId_BuiltInSystem ? "System" : "User");
snprintf(path, MAX_ELEMENTS(path), "/%s/section_%u.pfs0", nca_ctx->content_id_str, pfs_ctx->nca_fs_ctx->section_idx); snprintf(path, MAX_ELEMENTS(path), "/%s/section_%u.pfs.bin", nca_ctx->content_id_str, pfs_ctx->nca_fs_ctx->section_idx);
TitleInfo *title_info = (title_id == g_ncaUserTitleInfo->meta_key.id ? g_ncaUserTitleInfo : g_ncaBasePatchTitleInfo); TitleInfo *title_info = (title_id == g_ncaUserTitleInfo->meta_key.id ? g_ncaUserTitleInfo : g_ncaBasePatchTitleInfo);
filename = generateOutputTitleFileName(title_info, subdir, path); filename = generateOutputTitleFileName(title_info, subdir, path);
@ -3349,46 +3349,157 @@ end:
return success; return success;
} }
static bool saveRawRomFsSection(RomFileSystemContext *romfs_ctx, bool use_layeredfs_dir)
{
u64 free_space = 0;
RomFsThreadData romfs_thread_data = {0};
SharedThreadData *shared_thread_data = &(romfs_thread_data.shared_thread_data);
NcaContext *nca_ctx = romfs_ctx->default_storage_ctx->nca_fs_ctx->nca_ctx;
u64 title_id = nca_ctx->title_id;
u8 title_type = nca_ctx->title_type;
char subdir[0x20] = {0}, *filename = NULL;
u32 dev_idx = g_storageMenuElementOption.selected;
bool success = false;
romfs_thread_data.romfs_ctx = romfs_ctx;
romfs_thread_data.use_layeredfs_dir = use_layeredfs_dir;
shared_thread_data->total_size = romfs_ctx->size;
consolePrint("raw romfs section size: 0x%lX\n", romfs_ctx->size);
if (use_layeredfs_dir)
{
/* Only use base title IDs if we're dealing with patches. */
if (title_type == NcmContentMetaType_Patch) title_id = titleGetApplicationIdByPatchId(title_id);
filename = generateOutputLayeredFsFileName(title_id, NULL, "romfs.bin");
} else {
snprintf(subdir, MAX_ELEMENTS(subdir), "NCA FS/%s/Raw", nca_ctx->storage_id == NcmStorageId_BuiltInSystem ? "System" : "User");
snprintf(path, MAX_ELEMENTS(path), "/%s/section_%u.romfs.bin", nca_ctx->content_id_str, romfs_ctx->default_storage_ctx->nca_fs_ctx->section_idx);
TitleInfo *title_info = (title_id == g_ncaUserTitleInfo->meta_key.id ? g_ncaUserTitleInfo : g_ncaBasePatchTitleInfo);
filename = generateOutputTitleFileName(title_info, subdir, path);
}
if (!filename) goto end;
if (dev_idx == 1)
{
if (!usbSendFileProperties(shared_thread_data->total_size, filename))
{
consolePrint("failed to send file properties for \"%s\"!\n", filename);
goto end;
}
} else {
if (!utilsGetFileSystemStatsByPath(filename, NULL, &free_space))
{
consolePrint("failed to retrieve free space from selected device\n");
goto end;
}
if (shared_thread_data->total_size >= free_space)
{
consolePrint("dump size exceeds free space\n");
goto end;
}
utilsCreateDirectoryTree(filename, false);
if (dev_idx == 0)
{
if (shared_thread_data->total_size > FAT32_FILESIZE_LIMIT && !utilsCreateConcatenationFile(filename))
{
consolePrint("failed to create concatenation file for \"%s\"!\n", filename);
goto end;
}
} else {
if (g_umsDevices[dev_idx - 2].fs_type < UsbHsFsDeviceFileSystemType_exFAT && shared_thread_data->total_size > FAT32_FILESIZE_LIMIT)
{
consolePrint("split dumps not supported for FAT12/16/32 volumes in UMS devices (yet)\n");
goto end;
}
}
shared_thread_data->fp = fopen(filename, "wb");
if (!shared_thread_data->fp)
{
consolePrint("failed to open \"%s\" for writing!\n", filename);
goto end;
}
ftruncate(fileno(shared_thread_data->fp), (off_t)shared_thread_data->total_size);
}
consoleRefresh();
success = spanDumpThreads(rawRomFsReadThreadFunc, genericWriteThreadFunc, &romfs_thread_data);
if (success)
{
consolePrint("successfully saved raw romfs section as \"%s\"\n", filename);
consoleRefresh();
}
end:
if (shared_thread_data->fp)
{
fclose(shared_thread_data->fp);
shared_thread_data->fp = NULL;
if (!success && dev_idx != 1)
{
if (dev_idx == 0)
{
utilsRemoveConcatenationFile(filename);
utilsCommitSdCardFileSystemChanges();
} else {
remove(filename);
}
}
}
if (filename) free(filename);
return success;
}
static bool saveExtractedRomFsSection(RomFileSystemContext *romfs_ctx, bool use_layeredfs_dir)
{
u64 data_size = 0;
RomFsThreadData romfs_thread_data = {0};
SharedThreadData *shared_thread_data = &(romfs_thread_data.shared_thread_data);
bool success = false;
if (!romfsGetTotalDataSize(romfs_ctx, false, &data_size))
{
consolePrint("failed to calculate extracted romfs section size!\n");
goto end;
}
if (!data_size)
{
consolePrint("romfs section is empty!\n");
goto end;
}
romfs_thread_data.romfs_ctx = romfs_ctx;
romfs_thread_data.use_layeredfs_dir = use_layeredfs_dir;
shared_thread_data->total_size = data_size;
consolePrint("extracted romfs section size: 0x%lX\n", data_size);
consoleRefresh();
success = spanDumpThreads(extractedRomFsReadThreadFunc, genericWriteThreadFunc, &romfs_thread_data);
end:
return success;
}
static void xciReadThreadFunc(void *arg) static void xciReadThreadFunc(void *arg)
{ {
@ -3989,7 +4100,7 @@ static void extractedPartitionFsReadThreadFunc(void *arg)
} }
} }
/* Retrieve Hash FS file entry information. */ /* Retrieve Partition FS file entry information. */
shared_thread_data->read_error = ((pfs_entry = pfsGetEntryByIndex(pfs_ctx, i)) == NULL || (pfs_entry_name = pfsGetEntryName(pfs_ctx, pfs_entry)) == NULL); shared_thread_data->read_error = ((pfs_entry = pfsGetEntryByIndex(pfs_ctx, i)) == NULL || (pfs_entry_name = pfsGetEntryName(pfs_ctx, pfs_entry)) == NULL);
if (shared_thread_data->read_error) if (shared_thread_data->read_error)
{ {
@ -4131,6 +4242,317 @@ end:
threadExit(); threadExit();
} }
static void rawRomFsReadThreadFunc(void *arg)
{
void *buf1 = NULL, *buf2 = NULL;
RomFsThreadData *romfs_thread_data = (RomFsThreadData*)arg;
SharedThreadData *shared_thread_data = (romfs_thread_data ? &(romfs_thread_data->shared_thread_data) : NULL);
RomFileSystemContext *romfs_ctx = (romfs_thread_data ? romfs_thread_data->romfs_ctx : NULL);
buf1 = usbAllocatePageAlignedBuffer(BLOCK_SIZE);
buf2 = usbAllocatePageAlignedBuffer(BLOCK_SIZE);
if (!romfs_thread_data || !shared_thread_data || !shared_thread_data->total_size || !romfs_ctx || !buf1 || !buf2)
{
shared_thread_data->read_error = true;
goto end;
}
shared_thread_data->data = NULL;
shared_thread_data->data_size = 0;
for(u64 offset = 0, blksize = BLOCK_SIZE; offset < shared_thread_data->total_size; offset += blksize)
{
if (blksize > (shared_thread_data->total_size - offset)) blksize = (shared_thread_data->total_size - offset);
/* Check if the transfer has been cancelled by the user */
if (shared_thread_data->transfer_cancelled)
{
condvarWakeAll(&g_writeCondvar);
break;
}
/* Read current data chunk */
shared_thread_data->read_error = !romfsReadFileSystemData(romfs_ctx, buf1, blksize, offset);
if (shared_thread_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
/* Wait until the previous data chunk has been written */
mutexLock(&g_fileMutex);
if (shared_thread_data->data_size && !shared_thread_data->write_error) condvarWait(&g_readCondvar, &g_fileMutex);
if (shared_thread_data->write_error)
{
mutexUnlock(&g_fileMutex);
break;
}
/* Update shared object. */
shared_thread_data->data = buf1;
shared_thread_data->data_size = blksize;
/* Swap buffers. */
buf1 = buf2;
buf2 = shared_thread_data->data;
/* Wake up the write thread to continue writing data. */
mutexUnlock(&g_fileMutex);
condvarWakeAll(&g_writeCondvar);
}
end:
if (buf2) free(buf2);
if (buf1) free(buf1);
threadExit();
}
static void extractedRomFsReadThreadFunc(void *arg)
{
void *buf1 = NULL, *buf2 = NULL;
RomFsThreadData *romfs_thread_data = (RomFsThreadData*)arg;
SharedThreadData *shared_thread_data = (romfs_thread_data ? &(romfs_thread_data->shared_thread_data) : NULL);
RomFileSystemContext *romfs_ctx = (romfs_thread_data ? romfs_thread_data->romfs_ctx : NULL);
RomFileSystemFileEntry *romfs_file_entry = NULL;
char romfs_path[FS_MAX_PATH] = {0}, subdir[0x20] = {0}, *filename = NULL;
size_t filename_len = 0;
NcaContext *nca_ctx = romfs_ctx->default_storage_ctx->nca_fs_ctx->nca_ctx;
u64 title_id = nca_ctx->title_id;
u8 title_type = nca_ctx->title_type;
u64 free_space = 0;
u32 dev_idx = g_storageMenuElementOption.selected;
u8 romfs_illegal_char_replace_type = (dev_idx != 0 ? RomFileSystemPathIllegalCharReplaceType_IllegalFsChars : RomFileSystemPathIllegalCharReplaceType_KeepAsciiCharsOnly);
buf1 = usbAllocatePageAlignedBuffer(BLOCK_SIZE);
buf2 = usbAllocatePageAlignedBuffer(BLOCK_SIZE);
if (romfs_thread_data->use_layeredfs_dir)
{
/* Only use base title IDs if we're dealing with patches. */
if (title_type == NcmContentMetaType_Patch) title_id = titleGetApplicationIdByPatchId(title_id);
filename = generateOutputLayeredFsFileName(title_id, NULL, "romfs");
} else {
snprintf(subdir, MAX_ELEMENTS(subdir), "NCA FS/%s/Extracted", nca_ctx->storage_id == NcmStorageId_BuiltInSystem ? "System" : "User");
snprintf(romfs_path, MAX_ELEMENTS(romfs_path), "/%s/section_%u", nca_ctx->content_id_str, romfs_ctx->default_storage_ctx->nca_fs_ctx->section_idx);
TitleInfo *title_info = (title_id == g_ncaUserTitleInfo->meta_key.id ? g_ncaUserTitleInfo : g_ncaBasePatchTitleInfo);
filename = generateOutputTitleFileName(title_info, subdir, romfs_path);
}
filename_len = (filename ? strlen(filename) : 0);
if (!romfs_thread_data || !shared_thread_data || !shared_thread_data->total_size || !romfs_ctx || !buf1 || !buf2 || !filename)
{
shared_thread_data->read_error = true;
goto end;
}
snprintf(romfs_path, MAX_ELEMENTS(romfs_path), "%s", filename);
if (dev_idx != 1)
{
if (!utilsGetFileSystemStatsByPath(filename, NULL, &free_space))
{
consolePrint("failed to retrieve free space from selected device\n");
shared_thread_data->read_error = true;
goto end;
}
if (shared_thread_data->total_size >= free_space)
{
consolePrint("dump size exceeds free space\n");
shared_thread_data->read_error = true;
goto end;
}
}
/* Reset current file table offset. */
romfsResetFileTableOffset(romfs_ctx);
/* Loop through all file entries. */
while(shared_thread_data->data_written < shared_thread_data->total_size && romfsCanMoveToNextFileEntry(romfs_ctx))
{
/* Check if the transfer has been cancelled by the user. */
if (shared_thread_data->transfer_cancelled)
{
condvarWakeAll(&g_writeCondvar);
break;
}
if (dev_idx != 1)
{
/* Wait until the previous data chunk has been written */
mutexLock(&g_fileMutex);
if (shared_thread_data->data_size && !shared_thread_data->write_error) condvarWait(&g_readCondvar, &g_fileMutex);
mutexUnlock(&g_fileMutex);
if (shared_thread_data->write_error) break;
/* Close file. */
if (shared_thread_data->fp)
{
fclose(shared_thread_data->fp);
shared_thread_data->fp = NULL;
utilsCommitSdCardFileSystemChanges();
}
}
/* Retrieve RomFS file entry information and generate output path. */
shared_thread_data->read_error = (!(romfs_file_entry = romfsGetCurrentFileEntry(romfs_ctx)) || \
!romfsGeneratePathFromFileEntry(romfs_ctx, romfs_file_entry, romfs_path + filename_len, FS_MAX_PATH - filename_len, romfs_illegal_char_replace_type));
if (shared_thread_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
if (dev_idx == 1)
{
/* Wait until the previous data chunk has been written */
mutexLock(&g_fileMutex);
if (shared_thread_data->data_size && !shared_thread_data->write_error) condvarWait(&g_readCondvar, &g_fileMutex);
mutexUnlock(&g_fileMutex);
if (shared_thread_data->write_error) break;
/* Send current file properties */
shared_thread_data->read_error = !usbSendFileProperties(romfs_file_entry->size, romfs_path);
} else {
/* Create directory tree. */
utilsCreateDirectoryTree(romfs_path, false);
if (dev_idx == 0)
{
/* Create ConcatenationFile if we're dealing with a big file + SD card as the output storage. */
if (romfs_file_entry->size > FAT32_FILESIZE_LIMIT && !utilsCreateConcatenationFile(romfs_path))
{
consolePrint("failed to create concatenation file for \"%s\"!\n", romfs_path);
shared_thread_data->read_error = true;
}
} else {
/* Don't handle file chunks on FAT12/FAT16/FAT32 formatted UMS devices. */
if (g_umsDevices[dev_idx - 2].fs_type < UsbHsFsDeviceFileSystemType_exFAT && romfs_file_entry->size > FAT32_FILESIZE_LIMIT)
{
consolePrint("split dumps not supported for FAT12/16/32 volumes in UMS devices (yet)\n");
shared_thread_data->read_error = true;
}
}
if (!shared_thread_data->read_error)
{
/* Open output file. */
shared_thread_data->read_error = ((shared_thread_data->fp = fopen(romfs_path, "wb")) == NULL);
if (!shared_thread_data->read_error)
{
/* Set file size. */
ftruncate(fileno(shared_thread_data->fp), (off_t)romfs_file_entry->size);
} else {
consolePrint("failed to open \"%s\" for writing!\n", romfs_path);
}
}
}
if (shared_thread_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
for(u64 offset = 0, blksize = BLOCK_SIZE; offset < romfs_file_entry->size; offset += blksize)
{
if (blksize > (romfs_file_entry->size - offset)) blksize = (romfs_file_entry->size - offset);
/* Check if the transfer has been cancelled by the user. */
if (shared_thread_data->transfer_cancelled)
{
condvarWakeAll(&g_writeCondvar);
break;
}
/* Read current file data chunk. */
shared_thread_data->read_error = !romfsReadFileEntryData(romfs_ctx, romfs_file_entry, buf1, blksize, offset);
if (shared_thread_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
/* Wait until the previous file data chunk has been written. */
mutexLock(&g_fileMutex);
if (shared_thread_data->data_size && !shared_thread_data->write_error) condvarWait(&g_readCondvar, &g_fileMutex);
if (shared_thread_data->write_error)
{
mutexUnlock(&g_fileMutex);
break;
}
/* Update shared object. */
shared_thread_data->data = buf1;
shared_thread_data->data_size = blksize;
/* Swap buffers. */
buf1 = buf2;
buf2 = shared_thread_data->data;
/* Wake up the write thread to continue writing data. */
mutexUnlock(&g_fileMutex);
condvarWakeAll(&g_writeCondvar);
}
if (shared_thread_data->read_error || shared_thread_data->write_error || shared_thread_data->transfer_cancelled) break;
/* Move to the next file entry. */
shared_thread_data->read_error = !romfsMoveToNextFileEntry(romfs_ctx);
if (shared_thread_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
}
if (!shared_thread_data->read_error && !shared_thread_data->write_error && !shared_thread_data->transfer_cancelled)
{
/* Wait until the previous file data chunk has been written. */
mutexLock(&g_fileMutex);
if (shared_thread_data->data_size) condvarWait(&g_readCondvar, &g_fileMutex);
mutexUnlock(&g_fileMutex);
consolePrint("successfully saved extracted romfs section data to \"%s\"\n", filename);
consoleRefresh();
}
end:
if (shared_thread_data->fp)
{
fclose(shared_thread_data->fp);
shared_thread_data->fp = NULL;
if ((shared_thread_data->read_error || shared_thread_data->write_error || shared_thread_data->transfer_cancelled) && dev_idx != 1)
{
utilsDeleteDirectoryRecursively(filename);
if (dev_idx == 0) utilsCommitSdCardFileSystemChanges();
}
}
if (filename) free(filename);
if (buf2) free(buf2);
if (buf1) free(buf1);
threadExit();
}
static void genericWriteThreadFunc(void *arg) static void genericWriteThreadFunc(void *arg)
{ {
SharedThreadData *shared_thread_data = (SharedThreadData*)arg; // UB but we don't care SharedThreadData *shared_thread_data = (SharedThreadData*)arg; // UB but we don't care

777
code_templates/sd_romfs_dumper.c
View file

@ -1,777 +0,0 @@
/*
* main.c
*
* Copyright (c) 2020-2023, DarkMatterCore <pabloacurielz@gmail.com>.
*
* This file is part of nxdumptool (https://github.com/DarkMatterCore/nxdumptool).
*
* nxdumptool is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* nxdumptool is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "nxdt_utils.h"
#include "romfs.h"
#include "gamecard.h"
#include "title.h"
#define BLOCK_SIZE 0x800000
bool g_borealisInitialized = false;
static PadState g_padState = {0};
static Mutex g_fileMutex = 0;
static CondVar g_readCondvar = 0, g_writeCondvar = 0;
typedef struct
{
FILE *fd;
RomFileSystemContext *romfs_ctx;
void *data;
size_t data_size;
size_t data_written;
size_t total_size;
bool read_error;
bool write_error;
bool transfer_cancelled;
} ThreadSharedData;
static void utilsScanPads(void)
{
padUpdate(&g_padState);
}
static u64 utilsGetButtonsDown(void)
{
return padGetButtonsDown(&g_padState);
}
static u64 utilsGetButtonsHeld(void)
{
return padGetButtons(&g_padState);
}
static void utilsWaitForButtonPress(u64 flag)
{
/* Don't consider stick movement as button inputs. */
if (!flag) flag = ~(HidNpadButton_StickLLeft | HidNpadButton_StickLRight | HidNpadButton_StickLUp | HidNpadButton_StickLDown | HidNpadButton_StickRLeft | HidNpadButton_StickRRight | \
HidNpadButton_StickRUp | HidNpadButton_StickRDown);
while(appletMainLoop())
{
utilsScanPads();
if (utilsGetButtonsDown() & flag) break;
}
}
static void consolePrint(const char *text, ...)
{
va_list v;
va_start(v, text);
vfprintf(stdout, text, v);
va_end(v);
consoleUpdate(NULL);
}
static void read_thread_func(void *arg)
{
ThreadSharedData *shared_data = (ThreadSharedData*)arg;
if (!shared_data || shared_data->fd || !shared_data->data || !shared_data->total_size || !shared_data->romfs_ctx)
{
shared_data->read_error = true;
goto end;
}
u8 *buf = malloc(BLOCK_SIZE);
if (!buf)
{
shared_data->read_error = true;
goto end;
}
RomFileSystemFileEntry *file_entry = NULL;
char path[FS_MAX_PATH] = {0};
sprintf(path, "sdmc:/romfs");
/* Reset current file table offset. */
romfsResetFileTableOffset(shared_data->romfs_ctx);
/* Loop through all file entries. */
while(shared_data->data_written < shared_data->total_size && romfsCanMoveToNextFileEntry(shared_data->romfs_ctx))
{
/* Check if the transfer has been cancelled by the user. */
if (shared_data->transfer_cancelled)
{
condvarWakeAll(&g_writeCondvar);
break;
}
/* Wait until the previous file data chunk has been written. */
mutexLock(&g_fileMutex);
if (shared_data->data_size && !shared_data->write_error) condvarWait(&g_readCondvar, &g_fileMutex);
mutexUnlock(&g_fileMutex);
if (shared_data->write_error) break;
/* Close file. */
if (shared_data->fd)
{
fclose(shared_data->fd);
shared_data->fd = NULL;
utilsCommitSdCardFileSystemChanges();
}
/* Retrieve RomFS file entry information. */
shared_data->read_error = (!(file_entry = romfsGetCurrentFileEntry(shared_data->romfs_ctx)) || \
!romfsGeneratePathFromFileEntry(shared_data->romfs_ctx, file_entry, path + 11, FS_MAX_PATH - 11, RomFileSystemPathIllegalCharReplaceType_KeepAsciiCharsOnly));
if (shared_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
/* Create directory tree. */
utilsCreateDirectoryTree(path, false);
/* Create file. */
if (file_entry->size > FAT32_FILESIZE_LIMIT && !utilsCreateConcatenationFile(path))
{
shared_data->read_error = true;
condvarWakeAll(&g_writeCondvar);
break;
}
shared_data->read_error = ((shared_data->fd = fopen(path, "wb")) == NULL);
if (shared_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
/* Set file size. */
ftruncate(fileno(shared_data->fd), (off_t)file_entry->size);
for(u64 offset = 0, blksize = BLOCK_SIZE; offset < file_entry->size; offset += blksize)
{
if (blksize > (file_entry->size - offset)) blksize = (file_entry->size - offset);
/* Check if the transfer has been cancelled by the user. */
if (shared_data->transfer_cancelled)
{
condvarWakeAll(&g_writeCondvar);
break;
}
/* Read current file data chunk. */
shared_data->read_error = !romfsReadFileEntryData(shared_data->romfs_ctx, file_entry, buf, blksize, offset);
if (shared_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
/* Wait until the previous file data chunk has been written. */
mutexLock(&g_fileMutex);
if (shared_data->data_size && !shared_data->write_error) condvarWait(&g_readCondvar, &g_fileMutex);
if (shared_data->write_error)
{
mutexUnlock(&g_fileMutex);
break;
}
/* Copy current file data chunk to the shared buffer. */
memcpy(shared_data->data, buf, blksize);
shared_data->data_size = blksize;
/* Wake up the write thread to continue writing data. */
mutexUnlock(&g_fileMutex);
condvarWakeAll(&g_writeCondvar);
}
if (shared_data->read_error || shared_data->write_error || shared_data->transfer_cancelled) break;
/* Move to the next file entry. */
shared_data->read_error = !romfsMoveToNextFileEntry(shared_data->romfs_ctx);
if (shared_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
}
/* Wait until the previous file data chunk has been written. */
mutexLock(&g_fileMutex);
if (shared_data->data_size && !shared_data->write_error) condvarWait(&g_readCondvar, &g_fileMutex);
mutexUnlock(&g_fileMutex);
if (shared_data->fd)
{
fclose(shared_data->fd);
shared_data->fd = NULL;
if (shared_data->read_error || shared_data->write_error || shared_data->transfer_cancelled) utilsRemoveConcatenationFile(path);
utilsCommitSdCardFileSystemChanges();
}
free(buf);
end:
threadExit();
}
static void write_thread_func(void *arg)
{
ThreadSharedData *shared_data = (ThreadSharedData*)arg;
if (!shared_data || !shared_data->data)
{
shared_data->write_error = true;
goto end;
}
while(shared_data->data_written < shared_data->total_size)
{
/* Wait until the current file data chunk has been read */
mutexLock(&g_fileMutex);
if (!shared_data->data_size && !shared_data->read_error) condvarWait(&g_writeCondvar, &g_fileMutex);
if (shared_data->read_error || shared_data->transfer_cancelled || !shared_data->fd)
{
mutexUnlock(&g_fileMutex);
break;
}
/* Write current file data chunk */
shared_data->write_error = (fwrite(shared_data->data, 1, shared_data->data_size, shared_data->fd) != shared_data->data_size);
if (!shared_data->write_error)
{
shared_data->data_written += shared_data->data_size;
shared_data->data_size = 0;
}
/* Wake up the read thread to continue reading data */
mutexUnlock(&g_fileMutex);
condvarWakeAll(&g_readCondvar);
if (shared_data->write_error) break;
}
end:
threadExit();
}
u8 get_program_id_offset(TitleInfo *info, u32 program_count)
{
if (program_count <= 1) return 0;
u8 id_offset = 0;
u32 selected_idx = 0, page_size = 30, scroll = 0;
char nca_id_str[0x21] = {0};
bool applet_status = true;
NcmContentInfo **content_infos = calloc(program_count, sizeof(NcmContentInfo*));
if (!content_infos) return 0;
for(u32 i = 0, j = 0; i < info->content_count && j < program_count; i++)
{
if (info->content_infos[i].content_type != NcmContentType_Program) continue;
content_infos[j++] = &(info->content_infos[i]);
}
while((applet_status = appletMainLoop()))
{
consoleClear();
printf("select a program nca to dump the romfs from.\n\n");
for(u32 i = scroll; i < program_count; i++)
{
if (i >= (scroll + page_size)) break;
utilsGenerateHexStringFromData(nca_id_str, sizeof(nca_id_str), content_infos[i]->content_id.c, sizeof(content_infos[i]->content_id.c), false);
printf("%s%s.nca (ID offset #%u)\n", i == selected_idx ? " -> " : " ", nca_id_str, content_infos[i]->id_offset);
}
printf("\n");
consoleUpdate(NULL);
u64 btn_down = 0, btn_held = 0;
while((applet_status = appletMainLoop()))
{
utilsScanPads();
btn_down = utilsGetButtonsDown();
btn_held = utilsGetButtonsHeld();
if (btn_down || btn_held) break;
}
if (!applet_status) break;
if (btn_down & HidNpadButton_A)
{
id_offset = content_infos[selected_idx]->id_offset;
break;
} else
if ((btn_down & HidNpadButton_Down) || (btn_held & (HidNpadButton_StickLDown | HidNpadButton_StickRDown)))
{
selected_idx++;
if (selected_idx >= program_count)
{
if (btn_down & HidNpadButton_Down)
{
selected_idx = scroll = 0;
} else {
selected_idx = (program_count - 1);
}
} else
if (selected_idx >= (scroll + (page_size / 2)) && program_count > (scroll + page_size))
{
scroll++;
}
} else
if ((btn_down & HidNpadButton_Up) || (btn_held & (HidNpadButton_StickLUp | HidNpadButton_StickRUp)))
{
selected_idx--;
if (selected_idx == UINT32_MAX)
{
if (btn_down & HidNpadButton_Up)
{
selected_idx = (program_count - 1);
scroll = (program_count >= page_size ? (program_count - page_size) : 0);
} else {
selected_idx = 0;
}
} else
if (selected_idx < (scroll + (page_size / 2)) && scroll > 0)
{
scroll--;
}
}
if (btn_held & (HidNpadButton_StickLDown | HidNpadButton_StickRDown | HidNpadButton_StickLUp | HidNpadButton_StickRUp)) svcSleepThread(50000000); // 50 ms
}
free(content_infos);
return (applet_status ? id_offset : (u8)program_count);
}
static TitleInfo *get_latest_patch_info(TitleInfo *patch_info)
{
if (!patch_info || patch_info->meta_key.type != NcmContentMetaType_Patch) return NULL;
TitleInfo *output = patch_info, *tmp = patch_info;
u32 highest_version = patch_info->version.value;
while((tmp = tmp->next) != NULL)
{
if (tmp->version.value > highest_version)
{
output = tmp;
highest_version = output->version.value;
}
}
return output;
}
int main(int argc, char *argv[])
{
int ret = 0;
if (!utilsInitializeResources(argc, (const char**)argv))
{
ret = -1;
goto out;
}
/* Configure input. */
/* Up to 8 different, full controller inputs. */
/* Individual Joy-Cons not supported. */
padConfigureInput(8, HidNpadStyleSet_NpadFullCtrl);
padInitializeWithMask(&g_padState, 0x1000000FFUL);
consoleInit(NULL);
u32 app_count = 0;
TitleApplicationMetadata **app_metadata = NULL;
TitleUserApplicationData user_app_data = {0};
u32 selected_idx = 0, page_size = 30, scroll = 0;
bool applet_status = true, exit_prompt = true;
u8 *buf = NULL;
NcaContext *base_nca_ctx = NULL, *update_nca_ctx = NULL;
RomFileSystemContext romfs_ctx = {0};
ThreadSharedData shared_data = {0};
Thread read_thread = {0}, write_thread = {0};
app_metadata = titleGetApplicationMetadataEntries(false, &app_count);
if (!app_metadata || !app_count)
{
consolePrint("app metadata failed\n");
goto out2;
}
consolePrint("app metadata succeeded\n");
buf = malloc(BLOCK_SIZE);
if (!buf)
{
consolePrint("buf failed\n");
goto out2;
}
consolePrint("buf succeeded\n");
base_nca_ctx = calloc(1, sizeof(NcaContext));
if (!base_nca_ctx)
{
consolePrint("base nca ctx buf failed\n");
goto out2;
}
consolePrint("base nca ctx buf succeeded\n");
update_nca_ctx = calloc(1, sizeof(NcaContext));
if (!update_nca_ctx)
{
consolePrint("update nca ctx buf failed\n");
goto out2;
}
consolePrint("update nca ctx buf succeeded\n");
utilsSleep(1);
while((applet_status = appletMainLoop()))
{
consoleClear();
printf("select a user application to dump its romfs.\nif an update is available, patch romfs data will be dumped instead.\ndata will be saved to \"sdmc:/romfs\".\npress b to exit.\n\n");
printf("title: %u / %u\n", selected_idx + 1, app_count);
printf("selected title: %016lX - %s\n\n", app_metadata[selected_idx]->title_id, app_metadata[selected_idx]->lang_entry.name);
for(u32 i = scroll; i < app_count; i++)
{
if (i >= (scroll + page_size)) break;
printf("%s%016lX - %s\n", i == selected_idx ? " -> " : " ", app_metadata[i]->title_id, app_metadata[i]->lang_entry.name);
}
printf("\n");
consoleUpdate(NULL);
bool gc_update = false;
u64 btn_down = 0, btn_held = 0;
while((applet_status = appletMainLoop()))
{
utilsScanPads();
btn_down = utilsGetButtonsDown();
btn_held = utilsGetButtonsHeld();
if (btn_down || btn_held) break;
if (titleIsGameCardInfoUpdated())
{
free(app_metadata);
app_metadata = titleGetApplicationMetadataEntries(false, &app_count);
if (!app_metadata)
{
consolePrint("\napp metadata failed\n");
goto out2;
}
selected_idx = scroll = 0;
gc_update = true;
break;
}
}
if (!applet_status) break;
if (gc_update) continue;
if (btn_down & HidNpadButton_A)
{
if (!titleGetUserApplicationData(app_metadata[selected_idx]->title_id, &user_app_data) || !user_app_data.app_info)
{
consolePrint("\nthe selected title doesn't have available base content.\n");
utilsSleep(3);
titleFreeUserApplicationData(&user_app_data);
continue;
}
break;
} else
if ((btn_down & HidNpadButton_Down) || (btn_held & (HidNpadButton_StickLDown | HidNpadButton_StickRDown)))
{
selected_idx++;
if (selected_idx >= app_count)
{
if (btn_down & HidNpadButton_Down)
{
selected_idx = scroll = 0;
} else {
selected_idx = (app_count - 1);
}
} else
if (selected_idx >= (scroll + (page_size / 2)) && app_count > (scroll + page_size))
{
scroll++;
}
} else
if ((btn_down & HidNpadButton_Up) || (btn_held & (HidNpadButton_StickLUp | HidNpadButton_StickRUp)))
{
selected_idx--;
if (selected_idx == UINT32_MAX)
{
if (btn_down & HidNpadButton_Up)
{
selected_idx = (app_count - 1);
scroll = (app_count >= page_size ? (app_count - page_size) : 0);
} else {
selected_idx = 0;
}
} else
if (selected_idx < (scroll + (page_size / 2)) && scroll > 0)
{
scroll--;
}
} else
if (btn_down & HidNpadButton_B)
{
exit_prompt = false;
goto out2;
}
if (btn_held & (HidNpadButton_StickLDown | HidNpadButton_StickRDown | HidNpadButton_StickLUp | HidNpadButton_StickRUp)) svcSleepThread(50000000); // 50 ms
}
if (!applet_status)
{
exit_prompt = false;
goto out2;
}
u32 program_count = titleGetContentCountByType(user_app_data.app_info, NcmContentType_Program);
if (!program_count)
{
consolePrint("base app has no program ncas!\n");
goto out2;
}
u8 program_id_offset = get_program_id_offset(user_app_data.app_info, program_count);
if (program_id_offset >= program_count)
{
exit_prompt = false;
goto out2;
}
consoleClear();
consolePrint("selected title:\n%s (%016lX)\n\n", app_metadata[selected_idx]->lang_entry.name, app_metadata[selected_idx]->title_id + program_id_offset);
if (!ncaInitializeContext(base_nca_ctx, user_app_data.app_info->storage_id, (user_app_data.app_info->storage_id == NcmStorageId_GameCard ? HashFileSystemPartitionType_Secure : 0), \
&(user_app_data.app_info->meta_key), titleGetContentInfoByTypeAndIdOffset(user_app_data.app_info, NcmContentType_Program, program_id_offset), NULL))
{
consolePrint("nca initialize base ctx failed\n");
goto out2;
}
TitleInfo *latest_patch = NULL;
if (user_app_data.patch_info) latest_patch = get_latest_patch_info(user_app_data.patch_info);
if (!latest_patch && (!base_nca_ctx->fs_ctx[1].enabled || (base_nca_ctx->fs_ctx[1].section_type != NcaFsSectionType_RomFs && base_nca_ctx->fs_ctx[1].section_type != NcaFsSectionType_Nca0RomFs)))
{
consolePrint("base app has no valid romfs and no updates could be found\n");
goto out2;
}
if (base_nca_ctx->fs_ctx[1].has_sparse_layer && (!latest_patch || latest_patch->version.value < user_app_data.app_info->version.value))
{
consolePrint("base app is a sparse title and no v%u or greater update could be found\n", user_app_data.app_info->version.value);
goto out2;
}
if (latest_patch)
{
consolePrint("using patch romfs with update v%u\n", latest_patch->version.value);
if (!ncaInitializeContext(update_nca_ctx, latest_patch->storage_id, (latest_patch->storage_id == NcmStorageId_GameCard ? HashFileSystemPartitionType_Secure : 0), \
&(latest_patch->meta_key), titleGetContentInfoByTypeAndIdOffset(latest_patch, NcmContentType_Program, program_id_offset), NULL))
{
consolePrint("nca initialize update ctx failed\n");
goto out2;
}
if (!romfsInitializeContext(&romfs_ctx, &(base_nca_ctx->fs_ctx[1]), &(update_nca_ctx->fs_ctx[1])))
{
consolePrint("romfs initialize ctx failed (update)\n");
goto out2;
}
} else {
consolePrint("using base romfs only\n");
if (!romfsInitializeContext(&romfs_ctx, &(base_nca_ctx->fs_ctx[1]), NULL))
{
consolePrint("romfs initialize ctx failed (base)\n");
goto out2;
}
}
shared_data.romfs_ctx = &romfs_ctx;
if (!romfsGetTotalDataSize(&romfs_ctx, false, &(shared_data.total_size)) || !shared_data.total_size)
{
consolePrint("failed to retrieve total romfs size\n");
goto out2;
}
consolePrint("romfs initialize ctx succeeded\n");
// check free space
u64 free_space = 0;
if (!utilsGetFileSystemStatsByPath("sdmc:/", NULL, &free_space))
{
consolePrint("failed to retrieve free sd card space\n");
goto out2;
}
if (free_space <= shared_data.total_size)
{
consolePrint("extracted romfs size (0x%lX) exceeds free sd card space (0x%lX)\n", shared_data.total_size, free_space);
goto out2;
}
shared_data.fd = NULL;
shared_data.data = buf;
shared_data.data_size = 0;
shared_data.data_written = 0;
consolePrint("creating threads\n");
utilsCreateThread(&read_thread, read_thread_func, &shared_data, 2);
utilsCreateThread(&write_thread, write_thread_func, &shared_data, 2);
u8 prev_time = 0;
u64 prev_size = 0;
u8 percent = 0;
time_t btn_cancel_start_tmr = 0, btn_cancel_end_tmr = 0;
bool btn_cancel_cur_state = false, btn_cancel_prev_state = false;
utilsSetLongRunningProcessState(true);
consolePrint("hold b to cancel\n\n");
time_t start = time(NULL);
while(shared_data.data_written < shared_data.total_size)
{
if (shared_data.read_error || shared_data.write_error) break;
struct tm ts = {0};
time_t now = time(NULL);
localtime_r(&now, &ts);
size_t size = shared_data.data_written;
utilsScanPads();
btn_cancel_cur_state = (utilsGetButtonsHeld() & HidNpadButton_B);
if (btn_cancel_cur_state && btn_cancel_cur_state != btn_cancel_prev_state)
{
btn_cancel_start_tmr = now;
} else
if (btn_cancel_cur_state && btn_cancel_cur_state == btn_cancel_prev_state)
{
btn_cancel_end_tmr = now;
if ((btn_cancel_end_tmr - btn_cancel_start_tmr) >= 3)
{
mutexLock(&g_fileMutex);
shared_data.transfer_cancelled = true;
mutexUnlock(&g_fileMutex);
break;
}
} else {
btn_cancel_start_tmr = btn_cancel_end_tmr = 0;
}
btn_cancel_prev_state = btn_cancel_cur_state;
if (prev_time == ts.tm_sec || prev_size == size) continue;
percent = (u8)((size * 100) / shared_data.total_size);
prev_time = ts.tm_sec;
prev_size = size;
printf("%lu / %lu (%u%%) | Time elapsed: %lu\n", size, shared_data.total_size, percent, (now - start));
consoleUpdate(NULL);
}
start = (time(NULL) - start);
consolePrint("\nwaiting for threads to join\n");
utilsJoinThread(&read_thread);
consolePrint("read_thread done: %lu\n", time(NULL));
utilsJoinThread(&write_thread);
consolePrint("write_thread done: %lu\n", time(NULL));
utilsSetLongRunningProcessState(false);
if (shared_data.read_error || shared_data.write_error)
{
consolePrint("i/o error\n");
goto out2;
}
if (shared_data.transfer_cancelled)
{
consolePrint("process cancelled\n");
goto out2;
}
consolePrint("process completed in %lu seconds\n", start);
out2:
if (exit_prompt)
{
consolePrint("press any button to exit\n");
utilsWaitForButtonPress(0);
}
romfsFreeContext(&romfs_ctx);
if (update_nca_ctx) free(update_nca_ctx);
if (base_nca_ctx) free(base_nca_ctx);
titleFreeUserApplicationData(&user_app_data);
if (buf) free(buf);
if (app_metadata) free(app_metadata);
out:
utilsCloseResources();
consoleExit(NULL);
return ret;
}

783
code_templates/usb_romfs_dumper.c
View file

@ -1,783 +0,0 @@
/*
* main.c
*
* Copyright (c) 2020-2023, DarkMatterCore <pabloacurielz@gmail.com>.
*
* This file is part of nxdumptool (https://github.com/DarkMatterCore/nxdumptool).
*
* nxdumptool is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* nxdumptool is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "nxdt_utils.h"
#include "romfs.h"
#include "gamecard.h"
#include "usb.h"
#include "title.h"
#define BLOCK_SIZE USB_TRANSFER_BUFFER_SIZE
bool g_borealisInitialized = false;
static PadState g_padState = {0};
static Mutex g_fileMutex = 0;
static CondVar g_readCondvar = 0, g_writeCondvar = 0;
typedef struct
{
//FILE *fileobj;
RomFileSystemContext *romfs_ctx;
void *data;
size_t data_size;
size_t data_written;
size_t total_size;
bool read_error;
bool write_error;
bool transfer_cancelled;
} ThreadSharedData;
static void utilsScanPads(void)
{
padUpdate(&g_padState);
}
static u64 utilsGetButtonsDown(void)
{
return padGetButtonsDown(&g_padState);
}
static u64 utilsGetButtonsHeld(void)
{
return padGetButtons(&g_padState);
}
static void utilsWaitForButtonPress(u64 flag)
{
/* Don't consider stick movement as button inputs. */
if (!flag) flag = ~(HidNpadButton_StickLLeft | HidNpadButton_StickLRight | HidNpadButton_StickLUp | HidNpadButton_StickLDown | HidNpadButton_StickRLeft | HidNpadButton_StickRRight | \
HidNpadButton_StickRUp | HidNpadButton_StickRDown);
while(appletMainLoop())
{
utilsScanPads();
if (utilsGetButtonsDown() & flag) break;
}
}
static void consolePrint(const char *text, ...)
{
va_list v;
va_start(v, text);
vfprintf(stdout, text, v);
va_end(v);
consoleUpdate(NULL);
}
static void read_thread_func(void *arg)
{
ThreadSharedData *shared_data = (ThreadSharedData*)arg;
if (!shared_data || !shared_data->data || !shared_data->total_size || !shared_data->romfs_ctx)
{
shared_data->read_error = true;
goto end;
}
u8 *buf = malloc(BLOCK_SIZE);
if (!buf)
{
shared_data->read_error = true;
goto end;
}
RomFileSystemFileEntry *file_entry = NULL;
char path[FS_MAX_PATH] = {0};
/* Reset current file table offset. */
romfsResetFileTableOffset(shared_data->romfs_ctx);
/* Loop through all file entries. */
while(shared_data->data_written < shared_data->total_size && romfsCanMoveToNextFileEntry(shared_data->romfs_ctx))
{
/* Check if the transfer has been cancelled by the user */
if (shared_data->transfer_cancelled)
{
condvarWakeAll(&g_writeCondvar);
break;
}
/* Retrieve RomFS file entry information */
/*shared_data->read_error = (!(file_entry = romfsGetCurrentFileEntry(shared_data->romfs_ctx)));
if (shared_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
bool updated = false;
shared_data->read_error = !romfsIsFileEntryUpdated(shared_data->romfs_ctx, file_entry, &updated);
if (shared_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
if (!updated)
{
shared_data->read_error = !romfsMoveToNextFileEntry(shared_data->romfs_ctx);
if (shared_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
continue;
}
shared_data->read_error = !romfsGeneratePathFromFileEntry(shared_data->romfs_ctx, file_entry, path, FS_MAX_PATH, RomFileSystemPathIllegalCharReplaceType_IllegalFsChars);*/
shared_data->read_error = (!(file_entry = romfsGetCurrentFileEntry(shared_data->romfs_ctx)) || \
!romfsGeneratePathFromFileEntry(shared_data->romfs_ctx, file_entry, path, FS_MAX_PATH, RomFileSystemPathIllegalCharReplaceType_IllegalFsChars));
if (shared_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
/* Wait until the previous file data chunk has been written */
mutexLock(&g_fileMutex);
if (shared_data->data_size && !shared_data->write_error) condvarWait(&g_readCondvar, &g_fileMutex);
mutexUnlock(&g_fileMutex);
if (shared_data->write_error) break;
/* Send current file properties */
shared_data->read_error = !usbSendFileProperties(file_entry->size, path);
if (shared_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
for(u64 offset = 0, blksize = BLOCK_SIZE; offset < file_entry->size; offset += blksize)
{
if (blksize > (file_entry->size - offset)) blksize = (file_entry->size - offset);
/* Check if the transfer has been cancelled by the user */
if (shared_data->transfer_cancelled)
{
condvarWakeAll(&g_writeCondvar);
break;
}
/* Read current file data chunk */
shared_data->read_error = !romfsReadFileEntryData(shared_data->romfs_ctx, file_entry, buf, blksize, offset);
if (shared_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
/* Wait until the previous file data chunk has been written */
mutexLock(&g_fileMutex);
if (shared_data->data_size && !shared_data->write_error) condvarWait(&g_readCondvar, &g_fileMutex);
if (shared_data->write_error)
{
mutexUnlock(&g_fileMutex);
break;
}
/* Copy current file data chunk to the shared buffer */
memcpy(shared_data->data, buf, blksize);
shared_data->data_size = blksize;
/* Wake up the write thread to continue writing data */
mutexUnlock(&g_fileMutex);
condvarWakeAll(&g_writeCondvar);
}
if (shared_data->read_error || shared_data->write_error || shared_data->transfer_cancelled) break;
/* Move to the next file entry. */
shared_data->read_error = !romfsMoveToNextFileEntry(shared_data->romfs_ctx);
if (shared_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
break;
}
}
free(buf);
end:
threadExit();
}
static void write_thread_func(void *arg)
{
ThreadSharedData *shared_data = (ThreadSharedData*)arg;
if (!shared_data || !shared_data->data)
{
shared_data->write_error = true;
goto end;
}
while(shared_data->data_written < shared_data->total_size)
{
/* Wait until the current file data chunk has been read */
mutexLock(&g_fileMutex);
if (!shared_data->data_size && !shared_data->read_error) condvarWait(&g_writeCondvar, &g_fileMutex);
if (shared_data->read_error || shared_data->transfer_cancelled)
{
if (shared_data->transfer_cancelled) usbCancelFileTransfer();
mutexUnlock(&g_fileMutex);
break;
}
//shared_data->write_error = (fwrite(shared_data->data, 1, shared_data->data_size, shared_data->fileobj) != shared_data->data_size);
/* Write current file data chunk */
shared_data->write_error = !usbSendFileData(shared_data->data, shared_data->data_size);
if (!shared_data->write_error)
{
shared_data->data_written += shared_data->data_size;
shared_data->data_size = 0;
}
/* Wake up the read thread to continue reading data */
mutexUnlock(&g_fileMutex);
condvarWakeAll(&g_readCondvar);
if (shared_data->write_error) break;
}
end:
threadExit();
}
u8 get_program_id_offset(TitleInfo *info, u32 program_count)
{
if (program_count <= 1) return 0;
u8 id_offset = 0;
u32 selected_idx = 0, page_size = 30, scroll = 0;
char nca_id_str[0x21] = {0};
bool applet_status = true;
NcmContentInfo **content_infos = calloc(program_count, sizeof(NcmContentInfo*));
if (!content_infos) return 0;
for(u32 i = 0, j = 0; i < info->content_count && j < program_count; i++)
{
if (info->content_infos[i].content_type != NcmContentType_Program) continue;
content_infos[j++] = &(info->content_infos[i]);
}
while((applet_status = appletMainLoop()))
{
consoleClear();
printf("select a program nca to dump the romfs from.\n\n");
for(u32 i = scroll; i < program_count; i++)
{
if (i >= (scroll + page_size)) break;
utilsGenerateHexStringFromData(nca_id_str, sizeof(nca_id_str), content_infos[i]->content_id.c, sizeof(content_infos[i]->content_id.c), false);
printf("%s%s.nca (ID offset #%u)\n", i == selected_idx ? " -> " : " ", nca_id_str, content_infos[i]->id_offset);
}
printf("\n");
consoleUpdate(NULL);
u64 btn_down = 0, btn_held = 0;
while((applet_status = appletMainLoop()))
{
utilsScanPads();
btn_down = utilsGetButtonsDown();
btn_held = utilsGetButtonsHeld();
if (btn_down || btn_held) break;
}
if (!applet_status) break;
if (btn_down & HidNpadButton_A)
{
id_offset = content_infos[selected_idx]->id_offset;
break;
} else
if ((btn_down & HidNpadButton_Down) || (btn_held & (HidNpadButton_StickLDown | HidNpadButton_StickRDown)))
{
selected_idx++;
if (selected_idx >= program_count)
{
if (btn_down & HidNpadButton_Down)
{
selected_idx = scroll = 0;
} else {
selected_idx = (program_count - 1);
}
} else
if (selected_idx >= (scroll + (page_size / 2)) && program_count > (scroll + page_size))
{
scroll++;
}
} else
if ((btn_down & HidNpadButton_Up) || (btn_held & (HidNpadButton_StickLUp | HidNpadButton_StickRUp)))
{
selected_idx--;
if (selected_idx == UINT32_MAX)
{
if (btn_down & HidNpadButton_Up)
{
selected_idx = (program_count - 1);
scroll = (program_count >= page_size ? (program_count - page_size) : 0);
} else {
selected_idx = 0;
}
} else
if (selected_idx < (scroll + (page_size / 2)) && scroll > 0)
{
scroll--;
}
}
if (btn_held & (HidNpadButton_StickLDown | HidNpadButton_StickRDown | HidNpadButton_StickLUp | HidNpadButton_StickRUp)) svcSleepThread(50000000); // 50 ms
}
free(content_infos);
return (applet_status ? id_offset : (u8)program_count);
}
static TitleInfo *get_latest_patch_info(TitleInfo *patch_info)
{
if (!patch_info || patch_info->meta_key.type != NcmContentMetaType_Patch) return NULL;
TitleInfo *output = patch_info, *tmp = patch_info;
u32 highest_version = patch_info->version.value;
while((tmp = tmp->next) != NULL)
{
if (tmp->version.value > highest_version)
{
output = tmp;
highest_version = output->version.value;
}
}
return output;
}
int main(int argc, char *argv[])
{
int ret = 0;
if (!utilsInitializeResources(argc, (const char**)argv))
{
ret = -1;
goto out;
}
/* Configure input. */
/* Up to 8 different, full controller inputs. */
/* Individual Joy-Cons not supported. */
padConfigureInput(8, HidNpadStyleSet_NpadFullCtrl);
padInitializeWithMask(&g_padState, 0x1000000FFUL);
consoleInit(NULL);
u32 app_count = 0;
TitleApplicationMetadata **app_metadata = NULL;
TitleUserApplicationData user_app_data = {0};
u32 selected_idx = 0, page_size = 30, scroll = 0;
bool applet_status = true, exit_prompt = true;
u8 *buf = NULL;
NcaContext *base_nca_ctx = NULL, *update_nca_ctx = NULL;
RomFileSystemContext romfs_ctx = {0};
ThreadSharedData shared_data = {0};
Thread read_thread = {0}, write_thread = {0};
app_metadata = titleGetApplicationMetadataEntries(false, &app_count);
if (!app_metadata || !app_count)
{
consolePrint("app metadata failed\n");
goto out2;
}
consolePrint("app metadata succeeded\n");
buf = usbAllocatePageAlignedBuffer(BLOCK_SIZE);
if (!buf)
{
consolePrint("buf failed\n");
goto out2;
}
consolePrint("buf succeeded\n");
base_nca_ctx = calloc(1, sizeof(NcaContext));
if (!base_nca_ctx)
{
consolePrint("base nca ctx buf failed\n");
goto out2;
}
consolePrint("base nca ctx buf succeeded\n");
update_nca_ctx = calloc(1, sizeof(NcaContext));
if (!update_nca_ctx)
{
consolePrint("update nca ctx buf failed\n");
goto out2;
}
consolePrint("update nca ctx buf succeeded\n");
utilsSleep(1);
while((applet_status = appletMainLoop()))
{
consoleClear();
printf("select a user application to dump its romfs.\nif an update is available, patch romfs data will be dumped instead.\ndata will be transferred via usb.\npress b to exit.\n\n");
printf("title: %u / %u\n", selected_idx + 1, app_count);
printf("selected title: %016lX - %s\n\n", app_metadata[selected_idx]->title_id, app_metadata[selected_idx]->lang_entry.name);
for(u32 i = scroll; i < app_count; i++)
{
if (i >= (scroll + page_size)) break;
printf("%s%016lX - %s\n", i == selected_idx ? " -> " : " ", app_metadata[i]->title_id, app_metadata[i]->lang_entry.name);
}
printf("\n");
consoleUpdate(NULL);
u64 btn_down = 0, btn_held = 0;
while((applet_status = appletMainLoop()))
{
utilsScanPads();
btn_down = utilsGetButtonsDown();
btn_held = utilsGetButtonsHeld();
if (btn_down || btn_held) break;
if (titleIsGameCardInfoUpdated())
{
free(app_metadata);
app_metadata = titleGetApplicationMetadataEntries(false, &app_count);
if (!app_metadata)
{
consolePrint("\napp metadata failed\n");
goto out2;
}
selected_idx = scroll = 0;
break;
}
}
if (!applet_status) break;
if (btn_down & HidNpadButton_A)
{
if (!titleGetUserApplicationData(app_metadata[selected_idx]->title_id, &user_app_data) || !user_app_data.app_info)
{
consolePrint("\nthe selected title doesn't have available base content.\n");
utilsSleep(3);
titleFreeUserApplicationData(&user_app_data);
continue;
}
break;
} else
if ((btn_down & HidNpadButton_Down) || (btn_held & (HidNpadButton_StickLDown | HidNpadButton_StickRDown)))
{
selected_idx++;
if (selected_idx >= app_count)
{
if (btn_down & HidNpadButton_Down)
{
selected_idx = scroll = 0;
} else {
selected_idx = (app_count - 1);
}
} else
if (selected_idx >= (scroll + (page_size / 2)) && app_count > (scroll + page_size))
{
scroll++;
}
} else
if ((btn_down & HidNpadButton_Up) || (btn_held & (HidNpadButton_StickLUp | HidNpadButton_StickRUp)))
{
selected_idx--;
if (selected_idx == UINT32_MAX)
{
if (btn_down & HidNpadButton_Up)
{
selected_idx = (app_count - 1);
scroll = (app_count >= page_size ? (app_count - page_size) : 0);
} else {
selected_idx = 0;
}
} else
if (selected_idx < (scroll + (page_size / 2)) && scroll > 0)
{
scroll--;
}
} else
if (btn_down & HidNpadButton_B)
{
exit_prompt = false;
goto out2;
}
if (btn_held & (HidNpadButton_StickLDown | HidNpadButton_StickRDown | HidNpadButton_StickLUp | HidNpadButton_StickRUp)) svcSleepThread(50000000); // 50 ms
}
if (!applet_status)
{
exit_prompt = false;
goto out2;
}
u32 program_count = titleGetContentCountByType(user_app_data.app_info, NcmContentType_Program);
if (!program_count)
{
consolePrint("base app has no program ncas!\n");
goto out2;
}
u8 program_id_offset = get_program_id_offset(user_app_data.app_info, program_count);
if (program_id_offset >= program_count)
{
exit_prompt = false;
goto out2;
}
consoleClear();
consolePrint("selected title:\n%s (%016lX)\n\n", app_metadata[selected_idx]->lang_entry.name, app_metadata[selected_idx]->title_id + program_id_offset);
if (!ncaInitializeContext(base_nca_ctx, user_app_data.app_info->storage_id, (user_app_data.app_info->storage_id == NcmStorageId_GameCard ? HashFileSystemPartitionType_Secure : 0), \
&(user_app_data.app_info->meta_key), titleGetContentInfoByTypeAndIdOffset(user_app_data.app_info, NcmContentType_Program, program_id_offset), NULL))
{
consolePrint("nca initialize base ctx failed\n");
goto out2;
}
TitleInfo *latest_patch = NULL;
if (user_app_data.patch_info) latest_patch = get_latest_patch_info(user_app_data.patch_info);
if (!latest_patch && (!base_nca_ctx->fs_ctx[1].enabled || (base_nca_ctx->fs_ctx[1].section_type != NcaFsSectionType_RomFs && base_nca_ctx->fs_ctx[1].section_type != NcaFsSectionType_Nca0RomFs)))
{
consolePrint("base app has no valid romfs and no updates could be found\n");
goto out2;
}
if (base_nca_ctx->fs_ctx[1].has_sparse_layer && (!latest_patch || latest_patch->version.value < user_app_data.app_info->version.value))
{
consolePrint("base app is a sparse title and no v%u or greater update could be found\n", user_app_data.app_info->version.value);
goto out2;
}
if (latest_patch)
{
consolePrint("using patch romfs with update v%u\n", latest_patch->version.value);
if (!ncaInitializeContext(update_nca_ctx, latest_patch->storage_id, (latest_patch->storage_id == NcmStorageId_GameCard ? HashFileSystemPartitionType_Secure : 0), \
&(latest_patch->meta_key), titleGetContentInfoByTypeAndIdOffset(latest_patch, NcmContentType_Program, program_id_offset), NULL))
{
consolePrint("nca initialize update ctx failed\n");
goto out2;
}
if (!romfsInitializeContext(&romfs_ctx, &(base_nca_ctx->fs_ctx[1]), &(update_nca_ctx->fs_ctx[1])))
{
consolePrint("romfs initialize ctx failed (update)\n");
goto out2;
}
} else {
consolePrint("using base romfs only\n");
if (!romfsInitializeContext(&romfs_ctx, &(base_nca_ctx->fs_ctx[1]), NULL))
{
consolePrint("romfs initialize ctx failed (base)\n");
goto out2;
}
}
shared_data.romfs_ctx = &romfs_ctx;
//if (!romfsGetTotalDataSize(&romfs_ctx, true, &(shared_data.total_size)) || !shared_data.total_size)
if (!romfsGetTotalDataSize(&romfs_ctx, false, &(shared_data.total_size)) || !shared_data.total_size)
{
consolePrint("failed to retrieve total romfs size\n");
goto out2;
}
consolePrint("romfs initialize ctx succeeded\n");
shared_data.data = buf;
shared_data.data_size = 0;
shared_data.data_written = 0;
consolePrint("waiting for usb connection... ");
time_t start = time(NULL);
u8 usb_host_speed = UsbHostSpeed_None;
while((applet_status = appletMainLoop()))
{
time_t now = time(NULL);
if ((now - start) >= 10) break;
consolePrint("%lu ", now - start);
if ((usb_host_speed = usbIsReady())) break;
utilsSleep(1);
}
if (!applet_status)
{
exit_prompt = false;
goto out2;
}
consolePrint("\n");
if (!usb_host_speed)
{
consolePrint("usb connection failed\n");
goto out2;
}
consolePrint("creating threads\n");
utilsCreateThread(&read_thread, read_thread_func, &shared_data, 2);
utilsCreateThread(&write_thread, write_thread_func, &shared_data, 2);
u8 prev_time = 0;
u64 prev_size = 0;
u8 percent = 0;
time_t btn_cancel_start_tmr = 0, btn_cancel_end_tmr = 0;
bool btn_cancel_cur_state = false, btn_cancel_prev_state = false;
utilsSetLongRunningProcessState(true);
consolePrint("hold b to cancel\n\n");
start = time(NULL);
while(shared_data.data_written < shared_data.total_size)
{
if (shared_data.read_error || shared_data.write_error) break;
struct tm ts = {0};
time_t now = time(NULL);
localtime_r(&now, &ts);
size_t size = shared_data.data_written;
utilsScanPads();
btn_cancel_cur_state = (utilsGetButtonsHeld() & HidNpadButton_B);
if (btn_cancel_cur_state && btn_cancel_cur_state != btn_cancel_prev_state)
{
btn_cancel_start_tmr = now;
} else
if (btn_cancel_cur_state && btn_cancel_cur_state == btn_cancel_prev_state)
{
btn_cancel_end_tmr = now;
if ((btn_cancel_end_tmr - btn_cancel_start_tmr) >= 3)
{
mutexLock(&g_fileMutex);
shared_data.transfer_cancelled = true;
mutexUnlock(&g_fileMutex);
break;
}
} else {
btn_cancel_start_tmr = btn_cancel_end_tmr = 0;
}
btn_cancel_prev_state = btn_cancel_cur_state;
if (prev_time == ts.tm_sec || prev_size == size) continue;
percent = (u8)((size * 100) / shared_data.total_size);
prev_time = ts.tm_sec;
prev_size = size;
printf("%lu / %lu (%u%%) | Time elapsed: %lu\n", size, shared_data.total_size, percent, (now - start));
consoleUpdate(NULL);
}
start = (time(NULL) - start);
consolePrint("\nwaiting for threads to join\n");
utilsJoinThread(&read_thread);
consolePrint("read_thread done: %lu\n", time(NULL));
utilsJoinThread(&write_thread);
consolePrint("write_thread done: %lu\n", time(NULL));
utilsSetLongRunningProcessState(false);
if (shared_data.read_error || shared_data.write_error)
{
consolePrint("usb transfer error\n");
goto out2;
}
if (shared_data.transfer_cancelled)
{
consolePrint("process cancelled\n");
goto out2;
}
consolePrint("process completed in %lu seconds\n", start);
out2:
if (exit_prompt)
{
consolePrint("press any button to exit\n");
utilsWaitForButtonPress(0);
}
romfsFreeContext(&romfs_ctx);
if (update_nca_ctx) free(update_nca_ctx);
if (base_nca_ctx) free(base_nca_ctx);
titleFreeUserApplicationData(&user_app_data);
if (buf) free(buf);
if (app_metadata) free(app_metadata);
out:
utilsCloseResources();
consoleExit(NULL);
return ret;
}