307 lines
10 KiB
C
307 lines
10 KiB
C
#include <3ds.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "themes.h"
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#include "unicode.h"
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#include "fs.h"
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void parse_smdh(theme *entry, u16 *path)
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{
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char *info_buffer;
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u64 size = 0;
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if (!(entry->is_zip))
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{
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u16 path_to_smdh[0x106] = {0};
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strucat(path_to_smdh, path);
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struacat(path_to_smdh, "/info.smdh");
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size = file_to_buf(fsMakePath(PATH_UTF16, path_to_smdh), ArchiveSD, &info_buffer);
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} else {
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size = zip_file_to_buf("info.smdh", path, &info_buffer);
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}
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if (!size)
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{
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// printf("Failed on path: ");
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// printu(path);
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return;
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}
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memcpy(entry->name, info_buffer + 0x08, 0x80);
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memcpy(entry->desc, info_buffer + 0x88, 0x100);
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memcpy(entry->author, info_buffer + 0x188, 0x80);
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memcpy(entry->icon_data, info_buffer + 0x2040, 0x1200);
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free(info_buffer);
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}
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int scan_themes(theme **themes, int num_themes)
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{
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Handle dir_handle;
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FSUSER_OpenDirectory(&dir_handle, ArchiveSD, fsMakePath(PATH_ASCII, "/Themes"));
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for (int i = 0; i < num_themes; i++)
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{
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FS_DirectoryEntry *entry = malloc(sizeof(FS_DirectoryEntry));
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FSDIR_Read(dir_handle, NULL, 1, entry);
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theme *theme_info = malloc(sizeof(theme));
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u16 theme_path[0x106] = {0};
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struacat(theme_path, "/Themes/");
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strucat(theme_path, entry->name);
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if (!strcmp(entry->shortExt, "ZIP"))
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{
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theme_info->is_zip = true;
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} else {
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theme_info->is_zip = false;
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}
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parse_smdh(theme_info, theme_path);
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memcpy(theme_info->path, theme_path, 0x106 * sizeof(u16));
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theme_info->selected = true;
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themes[i] = theme_info;
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free(entry);
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}
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return 0;
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}
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// Install a single theme
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Result single_install(theme theme_to_install)
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{
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char *body;
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char *music;
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char *savedata_buf;
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char *thememanage_buf;
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u32 body_size;
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u32 music_size;
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u32 savedata_size;
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printf("Writing SaveData.dat...\n");
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savedata_size = file_to_buf(fsMakePath(PATH_ASCII, "/SaveData.dat"), ArchiveHomeExt, &savedata_buf);
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savedata_buf[0x141b] = 0;
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memset(&savedata_buf[0x13b8], 0, 8);
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savedata_buf[0x13bd] = 3;
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savedata_buf[0x13b8] = 0xff;
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u32 size = buf_to_file(savedata_size, "/SaveData.dat", ArchiveHomeExt, savedata_buf);
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free(savedata_buf);
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// Open body cache file. Test if theme is zipped
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printf("Writing BodyCache.bin...\n");
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if (theme_to_install.is_zip)
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{
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body_size = zip_file_to_buf("body_LZ.bin", theme_to_install.path, &body);
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} else {
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u16 path[0x106] = {0};
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memcpy(path, theme_to_install.path, 0x106 * sizeof(u16));
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struacat(path, "/body_lz.bin");
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body_size = file_to_buf(fsMakePath(PATH_UTF16, path), ArchiveSD, &body);
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}
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if (body_size == 0)
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{
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free(body);
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puts("bodyrip");
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return MAKERESULT(RL_PERMANENT, RS_CANCELED, RM_APPLICATION, RD_NOT_FOUND);
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}
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size = buf_to_file(body_size, "/BodyCache.bin", ArchiveThemeExt, body); // Write body data to file
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free(body);
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if (size == 0) return MAKERESULT(RL_PERMANENT, RS_CANCELED, RM_APPLICATION, RD_NOT_FOUND);
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printf("Writing BgmCache.bin...\n");
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if (theme_to_install.is_zip) // Same as above but this time with bgm
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{
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music_size = zip_file_to_buf("bgm.bcstm", theme_to_install.path, &music);
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} else {
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u16 path[0x106] = {0};
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memcpy(path, theme_to_install.path, 0x106 * sizeof(u16));
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struacat(path, "/bgm.bcstm");
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music_size = file_to_buf(fsMakePath(PATH_UTF16, path), ArchiveSD, &music);
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}
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if (music_size == 0)
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{
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free(music);
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music = calloc(1, 3371008);
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} else if (music_size > 3371008) {
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free(music);
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puts("musicrip");
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return MAKERESULT(RL_PERMANENT, RS_CANCELED, RM_APPLICATION, RD_TOO_LARGE);
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}
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size = buf_to_file(music_size, "/BgmCache.bin", ArchiveThemeExt, music);
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free(music);
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if (size == 0) return MAKERESULT(RL_PERMANENT, RS_CANCELED, RM_APPLICATION, RD_NOT_FOUND);
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printf("Writing ThemeManage.bin...\n");
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file_to_buf(fsMakePath(PATH_ASCII, "/ThemeManage.bin"), ArchiveThemeExt, &thememanage_buf);
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thememanage_buf[0x00] = 1;
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thememanage_buf[0x01] = 0;
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thememanage_buf[0x02] = 0;
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thememanage_buf[0x03] = 0;
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thememanage_buf[0x04] = 0;
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thememanage_buf[0x05] = 0;
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thememanage_buf[0x06] = 0;
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thememanage_buf[0x07] = 0;
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u32 *body_size_location = (u32*)(&thememanage_buf[0x8]);
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u32 *music_size_location = (u32*)(&thememanage_buf[0xC]);
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*body_size_location = body_size;
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*music_size_location = music_size;
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thememanage_buf[0x10] = 0xFF;
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thememanage_buf[0x14] = 0x01;
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thememanage_buf[0x18] = 0xFF;
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thememanage_buf[0x1D] = 0x02;
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memset(&thememanage_buf[0x338], 0, 4);
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memset(&thememanage_buf[0x340], 0, 4);
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memset(&thememanage_buf[0x360], 0, 4);
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memset(&thememanage_buf[0x368], 0, 4);
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size = buf_to_file(0x800, "/ThemeManage.bin", ArchiveThemeExt, thememanage_buf);
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free(thememanage_buf);
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printf("Done!\n");
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return 0;
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}
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Result shuffle_install(theme **themes_list, int num_themes)
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{
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u8 count = 0;
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theme *shuffle_themes[10] = {0};
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u32 body_sizes[10] = {0};
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u32 bgm_sizes[10] = {0};
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for (int i = 0; i < num_themes; i++)
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{
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if (count > 9) return MAKERESULT(RL_USAGE, RS_INVALIDARG, RM_COMMON, RD_INVALID_SELECTION);
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if (themes_list[i]->selected)
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{
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shuffle_themes[count++] = themes_list[i];
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}
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}
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char *savedata_buf;
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u32 size = file_to_buf(fsMakePath(PATH_ASCII, "/SaveData.dat"), ArchiveHomeExt, &savedata_buf);
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if (size == 0)
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{
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return MAKERESULT(RL_USAGE, RS_CANCELED, RM_APPLICATION, RD_NOT_FOUND);
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}
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savedata_buf[0x141b] = 1;
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memset(&savedata_buf[0x13b8], 0, 8);
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savedata_buf[0x13bd] = 3;
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savedata_buf[0x13b8] = 0xff;
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for (int i = 0; i < 10; i++)
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{
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memset(&savedata_buf[0x13c0 + 0x8 * i], 0, 8); // clear any existing theme structure. 8 is the length of the theme structure, so 8 * i is the pos of the current one
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if (count > i) // if we are still installing themes...
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{
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savedata_buf[0x13c0 + (8 * i)] = i; // index
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savedata_buf[0x13c0 + (8 * i) + 5] = 3; // persistence (?)
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}
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}
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buf_to_file(size, "/SaveData.dat", ArchiveHomeExt, savedata_buf);
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free(savedata_buf);
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Handle body_cache_handle;
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FSUSER_OpenFile(&body_cache_handle, ArchiveThemeExt, fsMakePath(PATH_ASCII, "/BodyCache_rd.bin"), FS_OPEN_WRITE, 0);
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for (int i = 0; i < 10; i++)
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{
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if (count > i)
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{
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if (shuffle_themes[i]->is_zip)
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{
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char *body_buf;
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u32 body_size = zip_file_to_buf("body_LZ.bin", shuffle_themes[i]->path, &body_buf);
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body_sizes[i] = body_size;
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FSFILE_Write(body_cache_handle, NULL, 0x150000 * i, body_buf, body_size, FS_WRITE_FLUSH);
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free(body_buf);
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} else {
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u16 path[0x106] = {0};
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strucat(path, shuffle_themes[i]->path);
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struacat(path, "/body_LZ.bin");
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char *body_buf;
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u32 body_size = file_to_buf(fsMakePath(PATH_UTF16, path), ArchiveSD, &body_buf);
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body_sizes[i] = body_size;
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FSFILE_Write(body_cache_handle, NULL, 0x150000 * i, body_buf, body_size, FS_WRITE_FLUSH);
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free(body_buf);
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}
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}
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}
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FSFILE_Close(body_cache_handle);
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for (int i = 0; i < 10; i++)
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{
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char bgm_cache_path[17] = {0};
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sprintf(bgm_cache_path, "/BgmCache0%i.bin", i);
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if (count > i)
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{
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char *music_buf;
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u32 music_size;
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if (shuffle_themes[i]->is_zip)
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{
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music_size = zip_file_to_buf("bgm.bcstm", shuffle_themes[i]->path, &music_buf);
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} else {
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u16 path[0x106] = {0};
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strucat(path, shuffle_themes[i]->path);
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struacat(path, "/bgm.bcstm");
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music_size = file_to_buf(fsMakePath(PATH_UTF16, path), ArchiveSD, &music_buf);
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}
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if (!music_size)
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{
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char *empty = calloc(1, 3371008);
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buf_to_file(3371008, bgm_cache_path, ArchiveThemeExt, empty);
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bgm_sizes[i] = 0;
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free(empty);
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continue;
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}
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bgm_sizes[i] = music_size;
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buf_to_file(music_size, bgm_cache_path, ArchiveThemeExt, music_buf);
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free(music_buf);
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} else {
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char *empty = calloc(1, 3371008);
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buf_to_file(3371008, bgm_cache_path, ArchiveThemeExt, empty);
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bgm_sizes[i] = 0;
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free(empty);
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}
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}
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char *thememanage_buf;
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file_to_buf(fsMakePath(PATH_ASCII, "/ThemeManage.bin"), ArchiveThemeExt, &thememanage_buf);
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thememanage_buf[0x00] = 1; // Unknown, normally 0x1 with size of 4
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thememanage_buf[0x01] = 0;
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thememanage_buf[0x02] = 0;
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thememanage_buf[0x03] = 0;
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thememanage_buf[0x04] = 0; // Unknown, normally 0 with size of 4
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thememanage_buf[0x05] = 0;
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thememanage_buf[0x06] = 0;
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thememanage_buf[0x07] = 0;
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thememanage_buf[0x10] = 0xFF; // Unknown
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thememanage_buf[0x14] = 0x01; // Unkown
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thememanage_buf[0x18] = 0xFF; // DLC theme index - 0xFF indicates no DLC theme
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thememanage_buf[0x1D] = 0x02; // Unknown, usually 0x200 to indicate theme-cache is being used
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u32 *bodysizeloc = (u32*) (&thememanage_buf[0x08]); // Set non-shuffle theme sizes to 0
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u32 *bgmsizeloc = (u32*) (&thememanage_buf[0x0C]);
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*bodysizeloc = (u32) 0;
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*bgmsizeloc = (u32) 0;
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for (int i = 0; i < 10; i++)
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{
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bodysizeloc = (u32*) (&thememanage_buf[0x338 + (4 * i)]); // body size info for shuffle themes starts at 0x338 and is 4 bytes for each theme
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bgmsizeloc = (u32*) (&thememanage_buf[0x360 + (4 * i)]); // same thing for bgm but starting at 0x360
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*bodysizeloc = body_sizes[i]; // We don't need to check if we've already installed all the themes because all sizes initialized to 0
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*bgmsizeloc = bgm_sizes[i];
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}
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buf_to_file(0x800, "/ThemeManage.bin", ArchiveThemeExt, thememanage_buf);
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free(thememanage_buf);
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return MAKERESULT(RL_SUCCESS, RS_SUCCESS, RM_COMMON, RD_SUCCESS);
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} |