Result enablethemecache(u32 type)
{
Result ret=0;
u32 filesize = 0;
printf("Reading SaveData.dat...\n");
ret = archive_getfilesize(HomeMenu_Extdata, "/SaveData.dat", &filesize);
if(ret!=0)
{
printf("Failed to get filesize for extdata SaveData.dat: 0x%08x\n", (unsigned int)ret);
return ret;
}
if(filesize > filebuffer_maxsize)
{
printf("Extdata SaveData.dat filesize is too large: 0x%08x\n", (unsigned int)filesize);
return ret;
}
ret = archive_readfile(HomeMenu_Extdata, "/SaveData.dat", filebuffer, filesize);
if(ret!=0)
{
printf("Failed to read file: 0x%08x\n", (unsigned int)ret);
return ret;
}
if(ret==0)
{
if(filebuffer[0x141b]==0 && filebuffer[0x13b8]!=0 && filebuffer[0x13bc]==0 && filebuffer[0x13bd]==type)
{
ret = 0;
printf("SaveData.dat is already set for using the theme cache with a regular theme.\n");
return ret;
}
}
if(ret==0)
{
filebuffer[0x141b]=0;//Disable theme shuffle.
memset(&filebuffer[0x13b8], 0, 8);//Clear the regular-theme structure.
filebuffer[0x13bd]=type;//theme-type
filebuffer[0x13b8] = 0xff;//theme-index
printf("Writing updated SaveData.dat...\n");
ret = archive_writefile(HomeMenu_Extdata, "/SaveData.dat", filebuffer, filesize);
if(ret!=0)
{
printf("Failed to write file: 0x%08x\n", (unsigned int)ret);
}
}
return ret;
}
Result archive_copyfile(Archive inarchive, Archive outarchive, char *inpath, char *outpath, u8* buffer, u32 size, u32 maxbufsize, char *display_filepath)
{
Result ret=0;
u32 filesize=0;
ret = archive_getfilesize(inarchive, inpath, &filesize);
if (ret > 0) {
printf("archive_getfilesize() ret=0x%08x, size=0x%08x\n", (unsigned int)ret, (unsigned int)filesize);
gfxFlushBuffers();
gfxSwapBuffers();
}
if(ret!=0)return ret;
if(size==0 || size>filesize)
{
size = filesize;
}
if(size>maxbufsize)
{
printf("-----Size is too large.-----\n");
gfxFlushBuffers();
gfxSwapBuffers();
ret = -1;
return ret;
}
/*printf("Reading %s...\n", display_filepath);
gfxFlushBuffers();
gfxSwapBuffers();*/
ret = archive_readfile(inarchive, inpath, buffer, size);
if(ret!=0)
{
printf("-----Failed to read %s (%d): 0x%08x-----\n", display_filepath, (unsigned int) size, (unsigned int)ret);
gfxFlushBuffers();
gfxSwapBuffers();
return ret;
}
/*printf("Writing %s...\n", display_filepath);
gfxFlushBuffers();
gfxSwapBuffers();*/
ret = archive_writefile(outarchive, outpath, buffer, size);
if(ret!=0)
{
printf("-----Failed to write %s (%d): 0x%08x-----\n", display_filepath, (unsigned int) size, (unsigned int)ret);
gfxFlushBuffers();
gfxSwapBuffers();
return ret;
}
return ret;
}
Result disablethemecache()
{
Result ret=0;
u32 filesize = 0;
printf("Reading SaveData.dat...\n");
ret = archive_getfilesize(HomeMenu_Extdata, "/SaveData.dat", &filesize);
if(ret!=0)
{
printf("Failed to get filesize for extdata SaveData.dat: 0x%08x\n", (unsigned int)ret);
return ret;
}
if(filesize > filebuffer_maxsize)
{
printf("Extdata SaveData.dat filesize is too large: 0x%08x\n", (unsigned int)filesize);
return ret;
}
ret = archive_readfile(HomeMenu_Extdata, "/SaveData.dat", filebuffer, filesize);
if(ret!=0)
{
printf("Failed to read file: 0x%08x\n", (unsigned int)ret);
return ret;
}
if(ret==0)
{
filebuffer[0x141b]=0;//Disable theme shuffle.
memset(&filebuffer[0x13b8], 0, 8);//Clear the regular-theme structure.
printf("Writing updated SaveData.dat...\n");
ret = archive_writefile(HomeMenu_Extdata, "/SaveData.dat", filebuffer, filesize);
if(ret!=0)
{
printf("Failed to write file: 0x%08x\n", (unsigned int)ret);
}
}
return ret;
}
int sd2themecache(char *body_filepath, char *bgm_filepath, u32 install_type)
{
Result ret=0;
u32 body_size=0, bgm_size=0;
u32 thememanage[0x20>>2];
memset(thememanage, 0, sizeof(thememanage));
ret = archive_getfilesize(SDArchive, body_filepath, &body_size);
if(ret!=0)
{
printf("Failed to get the filesize of the body-filepath: %s\n", body_filepath);
if(install_type==0)
{
printf("Verify that you have a menuhax build for your system on SD card: make sure that the release archive you're using actually includes builds for your system-version.\n");
printf("Also verify that the following directory containing .lz files actually exists on your SD card: '/3ds/menuhax_manager/themepayload/'.\n");
}
return ret;
}
else
{
printf("Using body-filepath: %s\n", body_filepath);
}
if(body_size==0)
{
printf("Error: the theme body-data file is empty(filesize is 0-bytes).\n");
return -1;
}
if(bgm_filepath)
{
ret = archive_getfilesize(SDArchive, bgm_filepath, &bgm_size);
if(ret!=0)
{
ret = archive_getfilesize(SDArchive, bgm_filepath, &bgm_size);
printf("Skipping BGM copying since failed for it.\n");
bgm_size = 0;
}
else
{
printf("Using bgm-filepath: %s\n", bgm_filepath);
}
}
printf("Generating a ThemeManage.bin + writing it to extdata...\n");
memset(thememanage, 0, 0x20);
thememanage[0x0>>2] = 1;
thememanage[0x8>>2] = body_size;
thememanage[0xC>>2] = bgm_size;
thememanage[0x10>>2] = 0xff;
thememanage[0x14>>2] = 1;
thememanage[0x18>>2] = 0xff;
thememanage[0x1c>>2] = 0x200;
memset(filebuffer, 0, 0x800);
memcpy(filebuffer, thememanage, 0x20);
ret = archive_writefile(Theme_Extdata, install_type==0 ? "/ThemeManage.bin" : "/yhemeManage.bin", filebuffer, 0x800);
if(ret!=0)
{
printf("Failed to write ThemeManage.bin to extdata, aborting.\n");
return ret;
}
ret = archive_copyfile(SDArchive, Theme_Extdata, body_filepath, install_type==0 ? "/BodyCache.bin" : "/yodyCache.bin", filebuffer, thememanage[0x8>>2], 0x150000, "body-data");
if(ret==0)
{
printf("Successfully finished copying body-data.\n");
}
else
{
return ret;
}
if(bgm_filepath && bgm_size)
{
ret = archive_copyfile(SDArchive, Theme_Extdata, bgm_filepath, "/BgmCache.bin", filebuffer, thememanage[0xC>>2], 0x337000, "bgm-data");
if(ret==0)
{
printf("Successfully finished copying bgm-data.\n");
}
else
{
return ret;
}
}
