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Merge pull request #2625 from wwylele/hash-console-unique

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cfg: correctly implement GenHashConsoleUnique
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bunnei 2017-03-15 21:07:54 -04:00 committed by GitHub
commit b8332610e6
1 changed files with 23 additions and 6 deletions
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29
src/core/hle/service/cfg/cfg.cpp
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@ -3,6 +3,8 @@
// Refer to the license.txt file included. // Refer to the license.txt file included.
#include <algorithm> #include <algorithm>
#include <array>
#include <cryptopp/sha.h>
#include "common/file_util.h" #include "common/file_util.h"
#include "common/logging/log.h" #include "common/logging/log.h"
#include "common/string_util.h" #include "common/string_util.h"
@ -176,14 +178,29 @@ void SecureInfoGetRegion(Service::Interface* self) {
} }
void GenHashConsoleUnique(Service::Interface* self) { void GenHashConsoleUnique(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer(); IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x03, 1, 0);
u32 app_id_salt = cmd_buff[1]; const u32 app_id_salt = rp.Pop<u32>() & 0x000FFFFF;
cmd_buff[1] = RESULT_SUCCESS.raw; IPC::RequestBuilder rb = rp.MakeBuilder(3, 0);
cmd_buff[2] = 0x33646D6F ^ (app_id_salt & 0xFFFFF); // 3dmoo hash
cmd_buff[3] = 0x6F534841 ^ (app_id_salt & 0xFFFFF);
LOG_WARNING(Service_CFG, "(STUBBED) called app_id_salt=0x%X", app_id_salt); std::array<u8, 12> buffer;
const ResultCode result = GetConfigInfoBlock(ConsoleUniqueID2BlockID, 8, 2, buffer.data());
rb.Push(result);
if (result.IsSuccess()) {
std::memcpy(&buffer[8], &app_id_salt, sizeof(u32));
std::array<u8, CryptoPP::SHA256::DIGESTSIZE> hash;
CryptoPP::SHA256().CalculateDigest(hash.data(), buffer.data(), sizeof(buffer));
u32 low, high;
memcpy(&low, &hash[hash.size() - 8], sizeof(u32));
memcpy(&high, &hash[hash.size() - 4], sizeof(u32));
rb.Push(low);
rb.Push(high);
} else {
rb.Push<u32>(0);
rb.Push<u32>(0);
}
LOG_DEBUG(Service_CFG, "called app_id_salt=0x%X", app_id_salt);
} }
void GetRegionCanadaUSA(Service::Interface* self) { void GetRegionCanadaUSA(Service::Interface* self) {