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ES: Move the key table into the cpp file 

This is a static implementation detail, so there's no need to bind it to the class directly.

This also makes the tables read-only.
This commit is contained in:
Lioncash 2017-01-23 07:36:53 -05:00
parent c0e8280240
commit fd772f6726
2 changed files with 25 additions and 27 deletions
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50
Source/Core/Core/IOS/ES/ES.cpp
View File

@ -75,33 +75,33 @@ namespace Device
{
std::string ES::m_ContentFile;
constexpr u8 s_key_sd[0x10] = {0xab, 0x01, 0xb9, 0xd8, 0xe1, 0x62, 0x2b, 0x08,
0xaf, 0xba, 0xd8, 0x4d, 0xbf, 0xc2, 0xa5, 0x5d};
constexpr u8 s_key_ecc[0x1e] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01};
constexpr u8 s_key_empty[0x10] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
// default key table
constexpr const u8* s_key_table[11] = {
s_key_ecc, // ECC Private Key
s_key_empty, // Console ID
s_key_empty, // NAND AES Key
s_key_empty, // NAND HMAC
s_key_empty, // Common Key
s_key_empty, // PRNG seed
s_key_sd, // SD Key
s_key_empty, // Unknown
s_key_empty, // Unknown
s_key_empty, // Unknown
s_key_empty, // Unknown
};
ES::ES(u32 device_id, const std::string& device_name) : Device(device_id, device_name)
{
}
static u8 key_sd[0x10] = {0xab, 0x01, 0xb9, 0xd8, 0xe1, 0x62, 0x2b, 0x08,
0xaf, 0xba, 0xd8, 0x4d, 0xbf, 0xc2, 0xa5, 0x5d};
static u8 key_ecc[0x1e] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01};
static u8 key_empty[0x10] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
// default key table
u8* ES::keyTable[11] = {
key_ecc, // ECC Private Key
key_empty, // Console ID
key_empty, // NAND AES Key
key_empty, // NAND HMAC
key_empty, // Common Key
key_empty, // PRNG seed
key_sd, // SD Key
key_empty, // Unknown
key_empty, // Unknown
key_empty, // Unknown
key_empty, // Unknown
};
void ES::LoadWAD(const std::string& _rContentFile)
{
m_ContentFile = _rContentFile;
@ -110,7 +110,7 @@ void ES::LoadWAD(const std::string& _rContentFile)
void ES::DecryptContent(u32 key_index, u8* iv, u8* input, u32 size, u8* new_iv, u8* output)
{
mbedtls_aes_context AES_ctx;
mbedtls_aes_setkey_dec(&AES_ctx, keyTable[key_index], 128);
mbedtls_aes_setkey_dec(&AES_ctx, s_key_table[key_index], 128);
memcpy(new_iv, iv, 16);
mbedtls_aes_crypt_cbc(&AES_ctx, MBEDTLS_AES_DECRYPT, size, new_iv, input, output);
}
@ -1000,7 +1000,7 @@ IPCCommandResult ES::IOCtlV(const IOCtlVRequest& request)
u8* destination = Memory::GetPointer(request.io_vectors[1].address);
mbedtls_aes_context AES_ctx;
mbedtls_aes_setkey_enc(&AES_ctx, keyTable[keyIndex], 128);
mbedtls_aes_setkey_enc(&AES_ctx, s_key_table[keyIndex], 128);
memcpy(newIV, IV, 16);
mbedtls_aes_crypt_cbc(&AES_ctx, MBEDTLS_AES_ENCRYPT, size, newIV, source, destination);

2
Source/Core/Core/IOS/ES/ES.h
View File

@ -145,8 +145,6 @@ private:
u64 m_TitleID = -1;
u32 m_AccessIdentID = 0x6000000;
static u8* keyTable[11];
// For title installation (ioctls IOCTL_ES_ADDTITLE*).
TMDReader m_addtitle_tmd;
u32 m_addtitle_content_id = 0xFFFFFFFF;