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Anemone3DS/source/themes.c

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/*
* This file is part of Anemone3DS
* Copyright (C) 2016-2017 Alex Taber ("astronautlevel"), Dawid Eckert ("daedreth")
*
* This program 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.
*
* This program 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 <http://www.gnu.org/licenses/>.
*
* Additional Terms 7.b and 7.c of GPLv3 apply to this file:
* * Requiring preservation of specified reasonable legal notices or
* author attributions in that material or in the Appropriate Legal
* Notices displayed by works containing it.
* * Prohibiting misrepresentation of the origin of that material,
* or requiring that modified versions of such material be marked in
* reasonable ways as different from the original version.
*/
#include "themes.h"
#include "unicode.h"
#include "fs.h"
#include "pp2d/pp2d/pp2d.h"
#include "pp2d/pp2d/lodepng.h"
void load_theme_preview(Theme_s *theme)
{
//free the previously loaded preview. wont do anything if there wasnt one
pp2d_free_texture(TEXTURE_PREVIEW);
char *preview_buffer = NULL;
u64 size = 0;
if (!(theme->is_zip))
{
u16 path_to_preview[0x106] = {0};
strucat(path_to_preview, theme->path);
struacat(path_to_preview, "/preview.png");
size = file_to_buf(fsMakePath(PATH_UTF16, path_to_preview), ArchiveSD, &preview_buffer);
} else {
size = zip_file_to_buf("preview.png", theme->path, &preview_buffer);
}
if (!size)
{
free(preview_buffer);
return;
}
u8 * image = NULL;
unsigned int width = 0, height = 0;
int result = lodepng_decode32(&image, &width, &height, (u8*)preview_buffer, size);
if (result == 0) // no error
{
for (u32 i = 0; i < width; i++)
{
for (u32 j = 0; j < height; j++)
{
u32 p = (i + j*width) * 4;
u8 r = *(u8*)(image + p);
u8 g = *(u8*)(image + p + 1);
u8 b = *(u8*)(image + p + 2);
u8 a = *(u8*)(image + p + 3);
*(image + p) = a;
*(image + p + 1) = b;
*(image + p + 2) = g;
*(image + p + 3) = r;
}
}
theme->has_preview = true;
pp2d_load_texture_memory(TEXTURE_PREVIEW, image, (u32)width, (u32)height);
theme->preview_offset = (width-400)/2;
}
free(image);
free(preview_buffer);
}
static void parse_smdh(Theme_s *theme, ssize_t textureID, u16 *dir_name)
{
char *info_buffer = NULL;
u64 size = 0;
if (!(theme->is_zip))
{
u16 path_to_smdh[0x106] = {0};
strucat(path_to_smdh, theme->path);
struacat(path_to_smdh, "/info.smdh");
size = file_to_buf(fsMakePath(PATH_UTF16, path_to_smdh), ArchiveSD, &info_buffer);
} else {
size = zip_file_to_buf("info.smdh", theme->path, &info_buffer);
}
if (!size)
{
free(info_buffer);
memcpy(theme->name, dir_name, 0x106);
utf8_to_utf16(theme->desc, (u8*)"No description", 0x106);
utf8_to_utf16(theme->author, (u8*)"Unknown author", 0x106);
return;
}
memcpy(theme->name, info_buffer + 0x08, 0x80);
memcpy(theme->desc, info_buffer + 0x88, 0x100);
memcpy(theme->author, info_buffer + 0x188, 0x80);
u16 *icon_data = malloc(0x1200);
memcpy(icon_data, info_buffer + 0x24C0, 0x1200);
const u32 width = 48, height = 48;
u32 *image = malloc(width*height*sizeof(u32));
for (u32 x = 0; x < width; x++)
{
for (u32 y = 0; y < height; y++)
{
unsigned int dest_pixel = (x + y*width);
unsigned int source_pixel = (((y >> 3) * (width >> 3) + (x >> 3)) << 6) + ((x & 1) | ((y & 1) << 1) | ((x & 2) << 1) | ((y & 2) << 2) | ((x & 4) << 2) | ((y & 4) << 3));
u8 r = ((icon_data[source_pixel] >> 11) & 0b11111) << 3;
u8 g = ((icon_data[source_pixel] >> 5) & 0b111111) << 2;
u8 b = (icon_data[source_pixel] & 0b11111) << 3;
u8 a = 0xFF;
image[dest_pixel] = (r << 24) | (g << 16) | (b << 8) | a;
}
}
theme->has_icon = true;
pp2d_load_texture_memory(textureID, (u8*)image, (u32)width, (u32)height);
theme->icon_id = textureID;
free(image);
free(icon_data);
free(info_buffer);
}
Result get_themes(Theme_s **themes_list, int *theme_count)
{
Result res = 0;
Handle dir_handle;
res = FSUSER_OpenDirectory(&dir_handle, ArchiveSD, fsMakePath(PATH_ASCII, THEMES_PATH));
if (R_FAILED(res))
return res;
u32 entries_read = 1;
while (entries_read)
{
FS_DirectoryEntry entry = {0};
res = FSDIR_Read(dir_handle, &entries_read, 1, &entry);
if (R_FAILED(res) || entries_read == 0)
break;
if (!(entry.attributes & FS_ATTRIBUTE_DIRECTORY) && strcmp(entry.shortExt, "ZIP"))
continue;
*theme_count += entries_read;
*themes_list = realloc(*themes_list, (*theme_count) * sizeof(Theme_s));
if (*themes_list == NULL)
break;
Theme_s* current_theme = &(*themes_list)[*theme_count-1];
memset(current_theme, 0, sizeof(Theme_s));
u16 theme_path[0x106] = {0};
struacat(theme_path, THEMES_PATH);
strucat(theme_path, entry.name);
char pathchar[0x106] = {0};
utf16_to_utf8((u8*)pathchar, theme_path, 0x106);
memcpy(current_theme->path, theme_path, 0x106 * sizeof(u16));
current_theme->is_zip = !strcmp(entry.shortExt, "ZIP");
ssize_t iconID = TEXTURE_PREVIEW + *theme_count;
parse_smdh(current_theme, iconID, entry.name);
}
FSDIR_Close(dir_handle);
return res;
}
Result bgm_install(Theme_s bgm_to_install)
{
char *savedata_buf;
char *thememanage_buf;
char *music;
u32 music_size = 0;
u32 savedata_size;
savedata_size = file_to_buf(fsMakePath(PATH_ASCII, "/SaveData.dat"), ArchiveHomeExt, &savedata_buf);
savedata_buf[0x141b] = 0;
memset(&savedata_buf[0x13b8], 0, 8);
savedata_buf[0x13bd] = 3;
savedata_buf[0x13b8] = 0xff;
u32 size = buf_to_file(savedata_size, "/SaveData.dat", ArchiveHomeExt, savedata_buf);
free(savedata_buf);
if (bgm_to_install.is_zip) // Same as above but this time with bgm
{
music_size = zip_file_to_buf("bgm.bcstm", bgm_to_install.path, &music);
} else {
u16 path[0x106] = {0};
memcpy(path, bgm_to_install.path, 0x106 * sizeof(u16));
struacat(path, "/bgm.bcstm");
music_size = file_to_buf(fsMakePath(PATH_UTF16, path), ArchiveSD, &music);
}
if (music_size == 0)
{
free(music);
music = calloc(1, 3371008);
} else if (music_size > 3371008) {
free(music);
puts("musicrip");
return MAKERESULT(RL_PERMANENT, RS_CANCELED, RM_APPLICATION, RD_TOO_LARGE);
}
size = buf_to_file(music_size, "/BgmCache.bin", ArchiveThemeExt, music);
free(music);
if (size == 0) return MAKERESULT(RL_PERMANENT, RS_CANCELED, RM_APPLICATION, RD_NOT_FOUND);
file_to_buf(fsMakePath(PATH_ASCII, "/ThemeManage.bin"), ArchiveThemeExt, &thememanage_buf);
thememanage_buf[0x00] = 1;
thememanage_buf[0x01] = 0;
thememanage_buf[0x02] = 0;
thememanage_buf[0x03] = 0;
thememanage_buf[0x04] = 0;
thememanage_buf[0x05] = 0;
thememanage_buf[0x06] = 0;
thememanage_buf[0x07] = 0;
u32 *music_size_location = (u32*)(&thememanage_buf[0xC]);
*music_size_location = music_size;
thememanage_buf[0x10] = 0xFF;
thememanage_buf[0x14] = 0x01;
thememanage_buf[0x18] = 0xFF;
thememanage_buf[0x1D] = 0x02;
memset(&thememanage_buf[0x338], 0, 4);
memset(&thememanage_buf[0x340], 0, 4);
memset(&thememanage_buf[0x360], 0, 4);
memset(&thememanage_buf[0x368], 0, 4);
size = buf_to_file(0x800, "/ThemeManage.bin", ArchiveThemeExt, thememanage_buf);
free(thememanage_buf);
return 0;
}
// Install a single theme
Result single_install(Theme_s theme_to_install)
{
char *body;
char *music;
char *savedata_buf;
char *thememanage_buf;
u32 body_size;
u32 music_size;
u32 savedata_size;
savedata_size = file_to_buf(fsMakePath(PATH_ASCII, "/SaveData.dat"), ArchiveHomeExt, &savedata_buf);
savedata_buf[0x141b] = 0;
memset(&savedata_buf[0x13b8], 0, 8);
savedata_buf[0x13bd] = 3;
savedata_buf[0x13b8] = 0xff;
u32 size = buf_to_file(savedata_size, "/SaveData.dat", ArchiveHomeExt, savedata_buf);
free(savedata_buf);
// Open body cache file. Test if theme is zipped
if (theme_to_install.is_zip)
{
body_size = zip_file_to_buf("body_LZ.bin", theme_to_install.path, &body);
}
else
{
u16 path[0x106] = {0};
memcpy(path, theme_to_install.path, 0x106 * sizeof(u16));
struacat(path, "/body_lz.bin");
body_size = file_to_buf(fsMakePath(PATH_UTF16, path), ArchiveSD, &body);
}
if (body_size == 0)
{
free(body);
puts("bodyrip");
return MAKERESULT(RL_PERMANENT, RS_CANCELED, RM_APPLICATION, RD_NOT_FOUND);
}
size = buf_to_file(body_size, "/BodyCache.bin", ArchiveThemeExt, body); // Write body data to file
free(body);
if (size == 0) return MAKERESULT(RL_PERMANENT, RS_CANCELED, RM_APPLICATION, RD_NOT_FOUND);
if (theme_to_install.is_zip) // Same as above but this time with bgm
{
music_size = zip_file_to_buf("bgm.bcstm", theme_to_install.path, &music);
} else {
u16 path[0x106] = {0};
memcpy(path, theme_to_install.path, 0x106 * sizeof(u16));
struacat(path, "/bgm.bcstm");
music_size = file_to_buf(fsMakePath(PATH_UTF16, path), ArchiveSD, &music);
}
if (music_size == 0)
{
free(music);
music = calloc(1, 3371008);
} else if (music_size > 3371008) {
free(music);
puts("musicrip");
return MAKERESULT(RL_PERMANENT, RS_CANCELED, RM_APPLICATION, RD_TOO_LARGE);
}
size = buf_to_file(music_size, "/BgmCache.bin", ArchiveThemeExt, music);
free(music);
if (size == 0) return MAKERESULT(RL_PERMANENT, RS_CANCELED, RM_APPLICATION, RD_NOT_FOUND);
file_to_buf(fsMakePath(PATH_ASCII, "/ThemeManage.bin"), ArchiveThemeExt, &thememanage_buf);
thememanage_buf[0x00] = 1;
thememanage_buf[0x01] = 0;
thememanage_buf[0x02] = 0;
thememanage_buf[0x03] = 0;
thememanage_buf[0x04] = 0;
thememanage_buf[0x05] = 0;
thememanage_buf[0x06] = 0;
thememanage_buf[0x07] = 0;
u32 *body_size_location = (u32*)(&thememanage_buf[0x8]);
u32 *music_size_location = (u32*)(&thememanage_buf[0xC]);
*body_size_location = body_size;
*music_size_location = music_size;
thememanage_buf[0x10] = 0xFF;
thememanage_buf[0x14] = 0x01;
thememanage_buf[0x18] = 0xFF;
thememanage_buf[0x1D] = 0x02;
memset(&thememanage_buf[0x338], 0, 4);
memset(&thememanage_buf[0x340], 0, 4);
memset(&thememanage_buf[0x360], 0, 4);
memset(&thememanage_buf[0x368], 0, 4);
size = buf_to_file(0x800, "/ThemeManage.bin", ArchiveThemeExt, thememanage_buf);
free(thememanage_buf);
return 0;
}
Result shuffle_install(Theme_s *themes_list, int theme_count)
{
u8 count = 0;
Theme_s *shuffle_themes[10] = {0};
u32 body_sizes[10] = {0};
u32 bgm_sizes[10] = {0};
for (int i = 0; i < theme_count; i++)
{
if (count > 9) return MAKERESULT(RL_USAGE, RS_INVALIDARG, RM_COMMON, RD_INVALID_SELECTION);
if (themes_list[i].in_shuffle)
{
shuffle_themes[count++] = &themes_list[i];
}
}
for (int i = 0; i < count; i++)
{
printu(shuffle_themes[i]->name);
}
char *savedata_buf;
u32 size = file_to_buf(fsMakePath(PATH_ASCII, "/SaveData.dat"), ArchiveHomeExt, &savedata_buf);
if (size == 0)
{
return MAKERESULT(RL_USAGE, RS_CANCELED, RM_APPLICATION, RD_NOT_FOUND);
}
savedata_buf[0x141b] = 1;
memset(&savedata_buf[0x13b8], 0, 8);
savedata_buf[0x13bd] = 3;
savedata_buf[0x13b8] = 0xff;
for (int i = 0; i < 10; i++)
{
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
if (count > i) // if we are still installing themes...
{
savedata_buf[0x13c0 + (8 * i)] = i; // index
savedata_buf[0x13c0 + (8 * i) + 5] = 3; // persistence (?)
}
}
buf_to_file(size, "/SaveData.dat", ArchiveHomeExt, savedata_buf);
free(savedata_buf);
remake_file("/BodyCache_rd.bin", ArchiveThemeExt, 0x150000 * 10); // Enough space for 10 theme files
Handle body_cache_handle;
FSUSER_OpenFile(&body_cache_handle, ArchiveThemeExt, fsMakePath(PATH_ASCII, "/BodyCache_rd.bin"), FS_OPEN_WRITE, 0);
for (int i = 0; i < 10; i++)
{
if (count > i)
{
if (shuffle_themes[i]->is_zip)
{
char *body_buf;
u32 body_size = zip_file_to_buf("body_LZ.bin", shuffle_themes[i]->path, &body_buf);
body_sizes[i] = body_size;
FSFILE_Write(body_cache_handle, NULL, 0x150000 * i, body_buf, body_size, FS_WRITE_FLUSH);
free(body_buf);
} else {
u16 path[0x106] = {0};
strucat(path, shuffle_themes[i]->path);
struacat(path, "/body_LZ.bin");
char *body_buf;
u32 body_size = file_to_buf(fsMakePath(PATH_UTF16, path), ArchiveSD, &body_buf);
body_sizes[i] = body_size;
FSFILE_Write(body_cache_handle, NULL, 0x150000 * i, body_buf, body_size, FS_WRITE_FLUSH);
free(body_buf);
}
}
}
FSFILE_Close(body_cache_handle);
for (int i = 0; i < 10; i++)
{
char bgm_cache_path[17] = {0};
sprintf(bgm_cache_path, "/BgmCache_%.2i.bin", i);
remake_file(bgm_cache_path, ArchiveThemeExt, 3371008);
if (count > i)
{
char *music_buf;
u32 music_size;
if (shuffle_themes[i]->is_zip)
{
music_size = zip_file_to_buf("bgm.bcstm", shuffle_themes[i]->path, &music_buf);
} else {
u16 path[0x106] = {0};
strucat(path, shuffle_themes[i]->path);
struacat(path, "/bgm.bcstm");
music_size = file_to_buf(fsMakePath(PATH_UTF16, path), ArchiveSD, &music_buf);
}
if (!music_size)
{
char *empty = calloc(1, 3371008);
buf_to_file(3371008, bgm_cache_path, ArchiveThemeExt, empty);
bgm_sizes[i] = 0;
free(empty);
continue;
}
bgm_sizes[i] = music_size;
buf_to_file(music_size, bgm_cache_path, ArchiveThemeExt, music_buf);
free(music_buf);
} else {
char *empty = calloc(1, 3371008);
buf_to_file(3371008, bgm_cache_path, ArchiveThemeExt, empty);
bgm_sizes[i] = 0;
free(empty);
}
}
char *thememanage_buf;
file_to_buf(fsMakePath(PATH_ASCII, "/ThemeManage.bin"), ArchiveThemeExt, &thememanage_buf);
thememanage_buf[0x00] = 1; // Unknown, normally 0x1 with size of 4
thememanage_buf[0x01] = 0;
thememanage_buf[0x02] = 0;
thememanage_buf[0x03] = 0;
thememanage_buf[0x04] = 0; // Unknown, normally 0 with size of 4
thememanage_buf[0x05] = 0;
thememanage_buf[0x06] = 0;
thememanage_buf[0x07] = 0;
thememanage_buf[0x10] = 0xFF; // Unknown
thememanage_buf[0x14] = 0x01; // Unkown
thememanage_buf[0x18] = 0xFF; // DLC theme index - 0xFF indicates no DLC theme
thememanage_buf[0x1D] = 0x02; // Unknown, usually 0x200 to indicate theme-cache is being used
u32 *bodysizeloc = (u32*) (&thememanage_buf[0x08]); // Set non-shuffle theme sizes to 0
u32 *bgmsizeloc = (u32*) (&thememanage_buf[0x0C]);
*bodysizeloc = (u32) 0;
*bgmsizeloc = (u32) 0;
for (int i = 0; i < 10; i++)
{
bodysizeloc = (u32*) (&thememanage_buf[0x338 + (4 * i)]); // body size info for shuffle themes starts at 0x338 and is 4 bytes for each theme
bgmsizeloc = (u32*) (&thememanage_buf[0x360 + (4 * i)]); // same thing for bgm but starting at 0x360
*bodysizeloc = body_sizes[i]; // We don't need to check if we've already installed all the themes because all sizes initialized to 0
*bgmsizeloc = bgm_sizes[i];
}
buf_to_file(0x800, "/ThemeManage.bin", ArchiveThemeExt, thememanage_buf);
free(thememanage_buf);
return MAKERESULT(RL_SUCCESS, RS_SUCCESS, RM_COMMON, RD_SUCCESS);
}
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