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Arisotura
2021-08-12 15:35:13 +02:00
parent d67380c5dc
commit 50500cfd49
9 changed files with 283 additions and 278 deletions
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68
src/DSi.cpp
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@ -36,10 +36,10 @@
#include "DSi_I2C.h"
#include "DSi_SD.h"
#include "DSi_AES.h"
#include "DSi_NAND.h"
#include "DSi_DSP.h"
#include "DSi_Camera.h"
#include "sha1/sha1.hpp"
#include "tiny-AES-c/aes.hpp"
@ -530,70 +530,8 @@ bool LoadNAND()
memcpy(&ARM7Init[0x0254], &ARM7iBIOS[0xC6D0], 0x1048);
memcpy(&ARM7Init[0x129C], &ARM7iBIOS[0xD718], 0x1048);
// TEST ZONE
{
SHA1_CTX sha;
u8 cidhash[20];
u8 iv[16];
SHA1Init(&sha);
SHA1Update(&sha, eMMC_CID, 16);
SHA1Final(cidhash, &sha);
printf("ASS HASH: ");
for (int i = 0; i < 20; i++) printf("%02X", cidhash[i]);
printf("\n");
DSi_AES::Swap16(iv, cidhash);
printf("ASS IV: ");
for (int i = 0; i < 16; i++) printf("%02X", iv[i]);
printf("\n");
u8 keyX[16];
*(u32*)&keyX[0] = (u32)ConsoleID;
*(u32*)&keyX[4] = (u32)ConsoleID ^ 0x24EE6906;
*(u32*)&keyX[8] = (u32)(ConsoleID >> 32) ^ 0xE65B601D;
*(u32*)&keyX[12] = (u32)(ConsoleID >> 32);
u8 keyY[16];
*(u32*)&keyY[0] = 0x0AB9DC76;
*(u32*)&keyY[4] = 0xBD4DC4D3;
*(u32*)&keyY[8] = 0x202DDD1D;
*(u32*)&keyY[12] = 0xE1A00005;
u8 shittykey[16];
DSi_AES::DeriveNormalKey(keyX, keyY, shittykey);
u8 normalkey[16];
DSi_AES::Swap16(normalkey, shittykey);
u8 dorp[0x200];
fseek(SDMMCFile, 0, SEEK_SET);
fread(&dorp, 0x200, 1, SDMMCFile);
AES_ctx ctx;
AES_init_ctx_iv(&ctx, normalkey, iv);
//AES_CTR_xcrypt_buffer(&ctx, dorp, 0x200);
for (int i = 0; i < 0x200; i+=16)
{
u8 tmp[16];
DSi_AES::Swap16(tmp, &dorp[i]);
AES_CTR_xcrypt_buffer(&ctx, tmp, 16);
DSi_AES::Swap16(&dorp[i], tmp);
}
//printf("%08X %08X %08X %08X\n", *(u32*)&dorp[0], *(u32*)&dorp[4], *(u32*)&dorp[8], *(u32*)&dorp[12]);
for (int i = 0; i < 0x200; i+=16)
{
for (int j = 0; j < 16; j++)
{
printf("%02X ", dorp[i+j]);
}
printf("\n");
}
}
DSi_NAND::Init();
DSi_NAND::PatchTSC();
return true;
}