mirror of
https://github.com/libretro/ppsspp.git
synced 2024-12-02 14:16:53 +00:00
134 lines
3.7 KiB
C++
134 lines
3.7 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
|
|
|
|
// 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, version 2.0 or later versions.
|
|
|
|
// 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 2.0 for more details.
|
|
|
|
// A copy of the GPL 2.0 should have been included with the program.
|
|
// If not, see http://www.gnu.org/licenses/
|
|
|
|
// Official git repository and contact information can be found at
|
|
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
|
|
|
|
#include "zlib.h"
|
|
#include <stdio.h>
|
|
|
|
#include "Core/MemMap.h"
|
|
#include "Core/System.h"
|
|
#include "Core/FileSystems/MetaFileSystem.h"
|
|
#include "Core/HLE/scePauth.h"
|
|
#include "Core/HLE/HLE.h"
|
|
#include "Core/HLE/FunctionWrappers.h"
|
|
#include "Common/FileUtil.h"
|
|
|
|
static int scePauth_F7AA47F6(u32 srcPtr, int srcLength, u32 destLengthPtr, u32 workArea)
|
|
{
|
|
u8 *src, *key;
|
|
u32 crc;
|
|
char name[256];
|
|
std::string hostPath;
|
|
FILE *fp;
|
|
int size;
|
|
|
|
INFO_LOG(HLE, "scePauth_F7AA47F6(%08x, %08x, %08x, %08x)", srcPtr, srcLength, destLengthPtr, workArea);
|
|
|
|
sprintf(name, "ms0:/PAUTH");
|
|
pspFileSystem.GetHostPath(std::string(name), hostPath);
|
|
|
|
src = (u8*)Memory::GetPointer(srcPtr);
|
|
key = (u8*)Memory::GetPointer(workArea);
|
|
crc = crc32(0, src, srcLength);
|
|
|
|
sprintf(name, "%s/pauth_%08x.bin.decrypt", hostPath.c_str(), crc);
|
|
fp = File::OpenCFile(name, "rb");
|
|
if (fp){
|
|
fseek(fp, 0, SEEK_END);
|
|
size = ftell(fp);
|
|
fseek(fp, 0, SEEK_SET);
|
|
fread(src, 1, size, fp);
|
|
fclose(fp);
|
|
Memory::Write_U32(size, destLengthPtr);
|
|
INFO_LOG(HLE, "Read from decrypted file %s", name);
|
|
return 0;
|
|
}
|
|
|
|
pspFileSystem.MkDir("ms0:/PAUTH");
|
|
|
|
sprintf(name, "%s/pauth_%08x.bin", hostPath.c_str(), crc);
|
|
ERROR_LOG(HLE, "No decrypted file found! save as %s", name);
|
|
|
|
fp = File::OpenCFile(name, "wb");
|
|
fwrite(src, 1, srcLength, fp);
|
|
fclose(fp);
|
|
|
|
sprintf(name, "%s/pauth_%08x.key", hostPath.c_str(), crc);
|
|
fp = File::OpenCFile(name, "wb");
|
|
fwrite(key, 1, 16, fp);
|
|
fclose(fp);
|
|
|
|
return -1;
|
|
}
|
|
|
|
static int scePauth_98B83B5D(u32 srcPtr, int srcLength, u32 destLengthPtr, u32 workArea)
|
|
{
|
|
u8 *src, *key;
|
|
u32 crc;
|
|
char name[256];
|
|
std::string hostPath;
|
|
FILE *fp;
|
|
int size;
|
|
|
|
INFO_LOG(HLE, "scePauth_98B83B5D(%08x, %08x, %08x, %08x)", srcPtr, srcLength, destLengthPtr, workArea);
|
|
|
|
sprintf(name, "ms0:/PAUTH");
|
|
pspFileSystem.GetHostPath(std::string(name), hostPath);
|
|
|
|
src = (u8*)Memory::GetPointer(srcPtr);
|
|
key = (u8*)Memory::GetPointer(workArea);
|
|
crc = crc32(0, src, srcLength);
|
|
|
|
sprintf(name, "%s/pauth_%08x.bin.decrypt", hostPath.c_str(), crc);
|
|
fp = File::OpenCFile(name, "rb");
|
|
if (fp){
|
|
fseek(fp, 0, SEEK_END);
|
|
size = ftell(fp);
|
|
fseek(fp, 0, SEEK_SET);
|
|
fread(src, 1, size, fp);
|
|
fclose(fp);
|
|
Memory::Write_U32(size, destLengthPtr);
|
|
INFO_LOG(HLE, "Read from decrypted file %s", name);
|
|
return 0;
|
|
}
|
|
|
|
pspFileSystem.MkDir("ms0:/PAUTH");
|
|
|
|
sprintf(name, "%s/pauth_%08x.bin", hostPath.c_str(), crc);
|
|
ERROR_LOG(HLE, "No decrypted file found! save as %s", name);
|
|
|
|
fp = File::OpenCFile(name, "wb");
|
|
fwrite(src, 1, srcLength, fp);
|
|
fclose(fp);
|
|
|
|
sprintf(name, "%s/pauth_%08x.key", hostPath.c_str(), crc);
|
|
fp = File::OpenCFile(name, "wb");
|
|
fwrite(key, 1, 16, fp);
|
|
fclose(fp);
|
|
|
|
return -1;
|
|
}
|
|
|
|
const HLEFunction scePauth[] = {
|
|
{0XF7AA47F6, &WrapI_UIUU<scePauth_F7AA47F6>, "scePauth_F7AA47F6", 'i', "xixx"},
|
|
{0X98B83B5D, &WrapI_UIUU<scePauth_98B83B5D>, "scePauth_98B83B5D", 'i', "xixx"},
|
|
};
|
|
|
|
void Register_scePauth()
|
|
{
|
|
RegisterModule("scePauth", ARRAY_SIZE(scePauth), scePauth);
|
|
}
|