mirror of
https://github.com/DarkMatterCore/nxdumptool.git
synced 2024-10-30 15:31:46 +00:00
413 lines
12 KiB
C
413 lines
12 KiB
C
/*
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* main.c
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*
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* Copyright (c) 2020, DarkMatterCore <pabloacurielz@gmail.com>.
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*
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* This file is part of nxdumptool (https://github.com/DarkMatterCore/nxdumptool).
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*
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* nxdumptool is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* nxdumptool is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "utils.h"
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#include "bktr.h"
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#include "gamecard.h"
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#include "usb.h"
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#include "title.h"
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#define TEST_BUF_SIZE 0x800000
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static Mutex g_fileMutex = 0;
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static CondVar g_readCondvar = 0, g_writeCondvar = 0;
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typedef struct
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{
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//FILE *fileobj;
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BktrContext *bktr_ctx;
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void *data;
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size_t data_size;
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size_t data_written;
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size_t total_size;
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bool read_error;
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bool write_error;
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bool transfer_cancelled;
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} ThreadSharedData;
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static void consolePrint(const char *text, ...)
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{
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va_list v;
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va_start(v, text);
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vfprintf(stdout, text, v);
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va_end(v);
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consoleUpdate(NULL);
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}
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static int read_thread_func(void *arg)
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{
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ThreadSharedData *shared_data = (ThreadSharedData*)arg;
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if (!shared_data || !shared_data->data || !shared_data->total_size)
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{
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shared_data->read_error = true;
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return -1;
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}
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u8 *buf = malloc(TEST_BUF_SIZE);
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if (!buf)
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{
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shared_data->read_error = true;
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return -2;
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}
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u64 file_table_offset = 0;
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RomFileSystemFileEntry *file_entry = NULL;
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char path[FS_MAX_PATH] = {0};
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while(file_table_offset < shared_data->bktr_ctx->patch_romfs_ctx.file_table_size)
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{
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/* Check if the transfer has been cancelled by the user */
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if (shared_data->transfer_cancelled)
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{
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condvarWakeAll(&g_writeCondvar);
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break;
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}
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/* Retrieve RomFS file entry information */
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shared_data->read_error = (!(file_entry = bktrGetFileEntryByOffset(shared_data->bktr_ctx, file_table_offset)) || \
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!bktrGeneratePathFromFileEntry(shared_data->bktr_ctx, file_entry, path, FS_MAX_PATH, RomFileSystemPathIllegalCharReplaceType_IllegalFsChars));
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if (shared_data->read_error)
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{
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condvarWakeAll(&g_writeCondvar);
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break;
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}
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/* Wait until the previous file data chunk has been written */
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mutexLock(&g_fileMutex);
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if (shared_data->data_size && !shared_data->write_error) condvarWait(&g_readCondvar, &g_fileMutex);
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mutexUnlock(&g_fileMutex);
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if (shared_data->write_error) break;
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/* Send current file properties */
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shared_data->read_error = !usbSendFileProperties(file_entry->size, path);
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if (shared_data->read_error)
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{
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condvarWakeAll(&g_writeCondvar);
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break;
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}
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for(u64 offset = 0, blksize = TEST_BUF_SIZE; offset < file_entry->size; offset += blksize)
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{
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if (blksize > (file_entry->size - offset)) blksize = (file_entry->size - offset);
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/* Check if the transfer has been cancelled by the user */
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if (shared_data->transfer_cancelled)
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{
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condvarWakeAll(&g_writeCondvar);
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break;
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}
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/* Read current file data chunk */
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shared_data->read_error = !bktrReadFileEntryData(shared_data->bktr_ctx, file_entry, buf, blksize, offset);
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if (shared_data->read_error)
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{
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condvarWakeAll(&g_writeCondvar);
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break;
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}
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/* Wait until the previous file data chunk has been written */
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mutexLock(&g_fileMutex);
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if (shared_data->data_size && !shared_data->write_error) condvarWait(&g_readCondvar, &g_fileMutex);
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if (shared_data->write_error)
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{
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mutexUnlock(&g_fileMutex);
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break;
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}
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/* Copy current file data chunk to the shared buffer */
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memcpy(shared_data->data, buf, blksize);
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shared_data->data_size = blksize;
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/* Wake up the write thread to continue writing data */
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mutexUnlock(&g_fileMutex);
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condvarWakeAll(&g_writeCondvar);
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}
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if (shared_data->read_error || shared_data->write_error || shared_data->transfer_cancelled) break;
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file_table_offset += ALIGN_UP(sizeof(RomFileSystemFileEntry) + file_entry->name_length, 4);
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}
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free(buf);
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return (shared_data->read_error ? -3 : 0);
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}
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static int write_thread_func(void *arg)
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{
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ThreadSharedData *shared_data = (ThreadSharedData*)arg;
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if (!shared_data || !shared_data->data)
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{
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shared_data->write_error = true;
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return -1;
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}
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while(shared_data->data_written < shared_data->total_size)
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{
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/* Wait until the current file data chunk has been read */
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mutexLock(&g_fileMutex);
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if (!shared_data->data_size && !shared_data->read_error) condvarWait(&g_writeCondvar, &g_fileMutex);
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if (shared_data->read_error || shared_data->transfer_cancelled)
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{
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mutexUnlock(&g_fileMutex);
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break;
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}
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//shared_data->write_error = (fwrite(shared_data->data, 1, shared_data->data_size, shared_data->fileobj) != shared_data->data_size);
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/* Write current file data chunk */
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shared_data->write_error = !usbSendFileData(shared_data->data, shared_data->data_size);
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if (!shared_data->write_error)
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{
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shared_data->data_written += shared_data->data_size;
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shared_data->data_size = 0;
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}
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/* Wake up the read thread to continue reading data */
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mutexUnlock(&g_fileMutex);
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condvarWakeAll(&g_readCondvar);
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if (shared_data->write_error) break;
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}
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return 0;
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}
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int main(int argc, char *argv[])
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{
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(void)argc;
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(void)argv;
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int ret = 0;
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LOGFILE(APP_TITLE " starting.");
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consoleInit(NULL);
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consolePrint("initializing...\n");
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if (!utilsInitializeResources())
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{
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ret = -1;
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goto out;
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}
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u8 *buf = NULL;
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u64 base_tid = (u64)0x01004AB00A260000; // ACNH 0x01006F8002326000 | Smash 0x01006A800016E000 | Dark Souls 0x01004AB00A260000 | BotW 0x01007EF00011E000 | Untitled Goose Game 0x010082400BCC6000
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u64 update_tid = titleGetPatchIdByApplicationId(base_tid);
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TitleInfo *base_title_info = NULL, *update_title_info = NULL;
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NcaContext *base_nca_ctx = NULL, *update_nca_ctx = NULL;
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Ticket base_tik = {0}, update_tik = {0};
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BktrContext bktr_ctx = {0};
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ThreadSharedData shared_data = {0};
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thrd_t read_thread, write_thread;
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buf = usbAllocatePageAlignedBuffer(TEST_BUF_SIZE);
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if (!buf)
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{
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consolePrint("buf failed\n");
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goto out2;
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}
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consolePrint("buf succeeded\n");
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base_nca_ctx = calloc(1, sizeof(NcaContext));
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if (!base_nca_ctx)
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{
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consolePrint("base nca ctx buf failed\n");
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goto out2;
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}
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consolePrint("base nca ctx buf succeeded\n");
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update_nca_ctx = calloc(1, sizeof(NcaContext));
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if (!update_nca_ctx)
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{
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consolePrint("update nca ctx buf failed\n");
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goto out2;
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}
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consolePrint("update nca ctx buf succeeded\n");
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base_title_info = titleGetInfoFromStorageByTitleId(NcmStorageId_Any, base_tid);
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update_title_info = titleGetInfoFromStorageByTitleId(NcmStorageId_Any, update_tid);
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if (!base_title_info || !update_title_info)
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{
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consolePrint("title info failed\n");
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goto out2;
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}
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consolePrint("title info succeeded\n");
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if (!ncaInitializeContext(base_nca_ctx, base_title_info->storage_id, 0, titleGetContentInfoByTypeAndIdOffset(base_title_info, NcmContentType_Program, 0), &base_tik))
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{
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consolePrint("nca initialize base ctx failed\n");
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goto out2;
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}
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if (!ncaInitializeContext(update_nca_ctx, update_title_info->storage_id, 0, titleGetContentInfoByTypeAndIdOffset(update_title_info, NcmContentType_Program, 0), &update_tik))
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{
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consolePrint("nca initialize update ctx failed\n");
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goto out2;
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}
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if (!bktrInitializeContext(&bktr_ctx, &(base_nca_ctx->fs_contexts[1]), &(update_nca_ctx->fs_contexts[1])))
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{
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consolePrint("bktr initialize ctx failed\n");
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goto out2;
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}
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consolePrint("bktr initialize ctx succeeded\n");
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shared_data.bktr_ctx = &bktr_ctx;
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shared_data.data = buf;
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shared_data.data_size = 0;
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shared_data.data_written = 0;
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bktrGetTotalDataSize(&bktr_ctx, &(shared_data.total_size));
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consolePrint("waiting for usb connection... ");
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time_t start = time(NULL);
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bool usb_conn = false;
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while(true)
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{
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time_t now = time(NULL);
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if ((now - start) >= 10) break;
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consolePrint("%lu ", now - start);
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if ((usb_conn = usbIsReady())) break;
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utilsSleep(1);
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}
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consolePrint("\n");
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if (!usb_conn)
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{
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consolePrint("usb connection failed\n");
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goto out2;
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}
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consolePrint("creating threads\n");
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thrd_create(&read_thread, read_thread_func, &shared_data);
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thrd_create(&write_thread, write_thread_func, &shared_data);
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u8 prev_time = 0;
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u64 prev_size = 0;
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u8 percent = 0;
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time_t btn_cancel_start_tmr = 0, btn_cancel_end_tmr = 0;
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bool btn_cancel_cur_state = false, btn_cancel_prev_state = false;
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consolePrint("hold b to cancel\n\n");
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start = time(NULL);
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while(shared_data.data_written < shared_data.total_size)
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{
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if (shared_data.read_error || shared_data.write_error) break;
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time_t now = time(NULL);
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struct tm *ts = localtime(&now);
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size_t size = shared_data.data_written;
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btn_cancel_cur_state = (utilsReadInput(UtilsInputType_Down) & KEY_B);
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if (btn_cancel_cur_state && btn_cancel_cur_state != btn_cancel_prev_state)
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{
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btn_cancel_start_tmr = now;
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} else
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if (btn_cancel_cur_state && btn_cancel_cur_state == btn_cancel_prev_state)
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{
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btn_cancel_end_tmr = now;
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if ((btn_cancel_end_tmr - btn_cancel_start_tmr) >= 3)
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{
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mutexLock(&g_fileMutex);
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shared_data.transfer_cancelled = true;
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mutexUnlock(&g_fileMutex);
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break;
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}
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} else {
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btn_cancel_start_tmr = btn_cancel_end_tmr = 0;
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}
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btn_cancel_prev_state = btn_cancel_cur_state;
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if (prev_time == ts->tm_sec || prev_size == size) continue;
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percent = (u8)((size * 100) / shared_data.total_size);
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prev_time = ts->tm_sec;
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prev_size = size;
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printf("%lu / %lu (%u%%) | Time elapsed: %lu\n", size, shared_data.total_size, percent, (now - start));
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consoleUpdate(NULL);
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}
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start = (time(NULL) - start);
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consolePrint("\nwaiting for threads to join\n");
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thrd_join(read_thread, NULL);
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consolePrint("read_thread done: %lu\n", time(NULL));
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thrd_join(write_thread, NULL);
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consolePrint("write_thread done: %lu\n", time(NULL));
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if (shared_data.read_error || shared_data.write_error)
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{
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consolePrint("usb transfer error\n");
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goto out2;
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}
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if (shared_data.transfer_cancelled)
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{
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consolePrint("process cancelled\n");
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goto out2;
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}
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consolePrint("process completed in %lu seconds\n", start);
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out2:
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consolePrint("press any button to exit\n");
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utilsWaitForButtonPress(KEY_NONE);
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bktrFreeContext(&bktr_ctx);
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if (update_nca_ctx) free(update_nca_ctx);
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if (base_nca_ctx) free(base_nca_ctx);
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if (buf) free(buf);
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out:
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utilsCloseResources();
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consoleExit(NULL);
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return ret;
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}
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