github
/
yuzu
mirror of https://github.com/yuzu-emu/yuzu
1
Fork 0
Code Releases Activity

ssl: add cert store

This commit is contained in:
Liam 2024-02-24 12:49:08 -05:00
parent f297e98a9e
commit fd718f350c
5 changed files with 330 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/core/CMakeLists.txt
View File

@ -1047,9 +1047,12 @@ add_library(core STATIC
hle/service/spl/spl_module.h
hle/service/spl/spl_results.h
hle/service/spl/spl_types.h
hle/service/ssl/cert_store.cpp
hle/service/ssl/cert_store.h
hle/service/ssl/ssl.cpp
hle/service/ssl/ssl.h
hle/service/ssl/ssl_backend.h
hle/service/ssl/ssl_types.h
hle/service/usb/usb.cpp
hle/service/usb/usb.h
hle/service/vi/application_display_service.cpp

156
src/core/hle/service/ssl/cert_store.cpp Normal file
View File

@ -0,0 +1,156 @@
// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "common/alignment.h"
#include "core/core.h"
#include "core/file_sys/content_archive.h"
#include "core/file_sys/nca_metadata.h"
#include "core/file_sys/registered_cache.h"
#include "core/file_sys/romfs.h"
#include "core/hle/service/filesystem/filesystem.h"
#include "core/hle/service/ssl/cert_store.h"
namespace Service::SSL {
// https://switchbrew.org/wiki/SSL_services#CertStore
CertStore::CertStore(Core::System& system) {
constexpr u64 CertStoreDataId = 0x0100000000000800ULL;
auto& fsc = system.GetFileSystemController();
// Attempt to load certificate data from storage
const auto nca =
fsc.GetSystemNANDContents()->GetEntry(CertStoreDataId, FileSys::ContentRecordType::Data);
if (!nca) {
return;
}
const auto romfs = nca->GetRomFS();
if (!romfs) {
return;
}
const auto extracted = FileSys::ExtractRomFS(romfs);
if (!extracted) {
LOG_ERROR(Service_SSL, "CertStore could not be extracted, corrupt RomFS?");
return;
}
const auto cert_store_file = extracted->GetFile("ssl_TrustedCerts.bdf");
if (!cert_store_file) {
LOG_ERROR(Service_SSL, "Failed to find trusted certificates in CertStore");
return;
}
// Read and verify the header.
CertStoreHeader header;
cert_store_file->ReadObject(std::addressof(header));
if (header.magic != Common::MakeMagic('s', 's', 'l', 'T')) {
LOG_ERROR(Service_SSL, "Invalid certificate store magic");
return;
}
// Ensure the file can contains the number of entries it says it does.
const u64 expected_size = sizeof(header) + sizeof(CertStoreEntry) * header.num_entries;
const u64 actual_size = cert_store_file->GetSize();
if (actual_size < expected_size) {
LOG_ERROR(Service_SSL, "Size mismatch, expected at least {} bytes, got {}", expected_size,
actual_size);
return;
}
// Read entries.
std::vector<CertStoreEntry> entries(header.num_entries);
cert_store_file->ReadArray(entries.data(), header.num_entries, sizeof(header));
// Insert into memory store.
for (const auto& entry : entries) {
m_certs.emplace(entry.certificate_id,
Certificate{
.status = entry.certificate_status,
.der_data = cert_store_file->ReadBytes(
entry.der_size, entry.der_offset + sizeof(header)),
});
}
}
CertStore::~CertStore() = default;
template <typename F>
void CertStore::ForEachCertificate(std::span<const CaCertificateId> certificate_ids, F&& f) {
if (certificate_ids.size() == 1 && certificate_ids.front() == CaCertificateId::All) {
for (const auto& entry : m_certs) {
f(entry);
}
} else {
for (const auto certificate_id : certificate_ids) {
const auto entry = m_certs.find(certificate_id);
if (entry == m_certs.end()) {
continue;
}
f(*entry);
}
}
}
Result CertStore::GetCertificates(u32* out_num_entries, std::span<u8> out_data,
std::span<const CaCertificateId> certificate_ids) {
// Ensure the buffer is large enough to hold the output.
u32 required_size;
R_TRY(this->GetCertificateBufSize(std::addressof(required_size), out_num_entries,
certificate_ids));
R_UNLESS(out_data.size_bytes() >= required_size, ResultUnknown);
// Make parallel arrays.
std::vector<BuiltInCertificateInfo> cert_infos;
std::vector<u8> der_datas;
const u32 der_data_offset = (*out_num_entries + 1) * sizeof(BuiltInCertificateInfo);
u32 cur_der_offset = der_data_offset;
// Fill output.
this->ForEachCertificate(certificate_ids, [&](auto& entry) {
const auto& [status, cur_der_data] = entry.second;
BuiltInCertificateInfo cert_info{
.cert_id = entry.first,
.status = status,
.der_size = cur_der_data.size(),
.der_offset = cur_der_offset,
};
cert_infos.push_back(cert_info);
der_datas.insert(der_datas.end(), cur_der_data.begin(), cur_der_data.end());
cur_der_offset += static_cast<u32>(cur_der_data.size());
});
// Append terminator entry.
cert_infos.push_back(BuiltInCertificateInfo{
.cert_id = CaCertificateId::All,
.status = TrustedCertStatus::Invalid,
.der_size = 0,
.der_offset = 0,
});
// Write to output span.
std::memcpy(out_data.data(), cert_infos.data(),
cert_infos.size() * sizeof(BuiltInCertificateInfo));
std::memcpy(out_data.data() + der_data_offset, der_datas.data(), der_datas.size());
R_SUCCEED();
}
Result CertStore::GetCertificateBufSize(u32* out_size, u32* out_num_entries,
std::span<const CaCertificateId> certificate_ids) {
// Output size is at least the size of the terminator entry.
*out_size = sizeof(BuiltInCertificateInfo);
*out_num_entries = 0;
this->ForEachCertificate(certificate_ids, [&](auto& entry) {
*out_size += sizeof(BuiltInCertificateInfo);
*out_size += Common::AlignUp(static_cast<u32>(entry.second.der_data.size()), 4);
(*out_num_entries)++;
});
R_SUCCEED();
}
} // namespace Service::SSL

42
src/core/hle/service/ssl/cert_store.h Normal file
View File

@ -0,0 +1,42 @@
// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <map>
#include <span>
#include <vector>
#include "core/hle/result.h"
#include "core/hle/service/ssl/ssl_types.h"
namespace Core {
class System;
}
namespace Service::SSL {
class CertStore {
public:
explicit CertStore(Core::System& system);
~CertStore();
Result GetCertificates(u32* out_num_entries, std::span<u8> out_data,
std::span<const CaCertificateId> certificate_ids);
Result GetCertificateBufSize(u32* out_size, u32* out_num_entries,
std::span<const CaCertificateId> certificate_ids);
private:
template <typename F>
void ForEachCertificate(std::span<const CaCertificateId> certs, F&& f);
private:
struct Certificate {
TrustedCertStatus status;
std::vector<u8> der_data;
};
std::map<CaCertificateId, Certificate> m_certs;
};
} // namespace Service::SSL

25
src/core/hle/service/ssl/ssl.cpp
View File

@ -5,11 +5,13 @@
#include "core/core.h"
#include "core/hle/result.h"
#include "core/hle/service/cmif_serialization.h"
#include "core/hle/service/ipc_helpers.h"
#include "core/hle/service/server_manager.h"
#include "core/hle/service/service.h"
#include "core/hle/service/sm/sm.h"
#include "core/hle/service/sockets/bsd.h"
#include "core/hle/service/ssl/cert_store.h"
#include "core/hle/service/ssl/ssl.h"
#include "core/hle/service/ssl/ssl_backend.h"
#include "core/internal_network/network.h"
@ -492,13 +494,14 @@ private:
class ISslService final : public ServiceFramework<ISslService> {
public:
explicit ISslService(Core::System& system_) : ServiceFramework{system_, "ssl"} {
explicit ISslService(Core::System& system_)
: ServiceFramework{system_, "ssl"}, cert_store{system} {
// clang-format off
static const FunctionInfo functions[] = {
{0, &ISslService::CreateContext, "CreateContext"},
{1, nullptr, "GetContextCount"},
{2, nullptr, "GetCertificates"},
{3, nullptr, "GetCertificateBufSize"},
{2, D<&ISslService::GetCertificates>, "GetCertificates"},
{3, D<&ISslService::GetCertificateBufSize>, "GetCertificateBufSize"},
{4, nullptr, "DebugIoctl"},
{5, &ISslService::SetInterfaceVersion, "SetInterfaceVersion"},
{6, nullptr, "FlushSessionCache"},
@ -540,6 +543,22 @@ private:
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
}
Result GetCertificateBufSize(
Out<u32> out_size, InArray<CaCertificateId, BufferAttr_HipcMapAlias> certificate_ids) {
LOG_INFO(Service_SSL, "called");
u32 num_entries;
R_RETURN(cert_store.GetCertificateBufSize(out_size, &num_entries, certificate_ids));
}
Result GetCertificates(Out<u32> out_num_entries, OutBuffer<BufferAttr_HipcMapAlias> out_buffer,
InArray<CaCertificateId, BufferAttr_HipcMapAlias> certificate_ids) {
LOG_INFO(Service_SSL, "called");
R_RETURN(cert_store.GetCertificates(out_num_entries, out_buffer, certificate_ids));
}
private:
CertStore cert_store;
};
void LoopProcess(Core::System& system) {

107
src/core/hle/service/ssl/ssl_types.h Normal file
View File

@ -0,0 +1,107 @@
// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include "common/common_types.h"
namespace Service::SSL {
enum class CaCertificateId : s32 {
All = -1,
NintendoCAG3 = 1,
NintendoClass2CAG3 = 2,
NintendoRootCAG4 = 3,
AmazonRootCA1 = 1000,
StarfieldServicesRootCertificateAuthorityG2 = 1001,
AddTrustExternalCARoot = 1002,
COMODOCertificationAuthority = 1003,
UTNDATACorpSGC = 1004,
UTNUSERFirstHardware = 1005,
BaltimoreCyberTrustRoot = 1006,
CybertrustGlobalRoot = 1007,
VerizonGlobalRootCA = 1008,
DigiCertAssuredIDRootCA = 1009,
DigiCertAssuredIDRootG2 = 1010,
DigiCertGlobalRootCA = 1011,
DigiCertGlobalRootG2 = 1012,
DigiCertHighAssuranceEVRootCA = 1013,
EntrustnetCertificationAuthority2048 = 1014,
EntrustRootCertificationAuthority = 1015,
EntrustRootCertificationAuthorityG2 = 1016,
GeoTrustGlobalCA2 = 1017,
GeoTrustGlobalCA = 1018,
GeoTrustPrimaryCertificationAuthorityG3 = 1019,
GeoTrustPrimaryCertificationAuthority = 1020,
GlobalSignRootCA = 1021,
GlobalSignRootCAR2 = 1022,
GlobalSignRootCAR3 = 1023,
GoDaddyClass2CertificationAuthority = 1024,
GoDaddyRootCertificateAuthorityG2 = 1025,
StarfieldClass2CertificationAuthority = 1026,
StarfieldRootCertificateAuthorityG2 = 1027,
thawtePrimaryRootCAG3 = 1028,
thawtePrimaryRootCA = 1029,
VeriSignClass3PublicPrimaryCertificationAuthorityG3 = 1030,
VeriSignClass3PublicPrimaryCertificationAuthorityG5 = 1031,
VeriSignUniversalRootCertificationAuthority = 1032,
DSTRootCAX3 = 1033,
USERTrustRsaCertificationAuthority = 1034,
ISRGRootX10 = 1035,
USERTrustEccCertificationAuthority = 1036,
COMODORsaCertificationAuthority = 1037,
COMODOEccCertificationAuthority = 1038,
AmazonRootCA2 = 1039,
AmazonRootCA3 = 1040,
AmazonRootCA4 = 1041,
DigiCertAssuredIDRootG3 = 1042,
DigiCertGlobalRootG3 = 1043,
DigiCertTrustedRootG4 = 1044,
EntrustRootCertificationAuthorityEC1 = 1045,
EntrustRootCertificationAuthorityG4 = 1046,
GlobalSignECCRootCAR4 = 1047,
GlobalSignECCRootCAR5 = 1048,
GlobalSignECCRootCAR6 = 1049,
GTSRootR1 = 1050,
GTSRootR2 = 1051,
GTSRootR3 = 1052,
GTSRootR4 = 1053,
SecurityCommunicationRootCA = 1054,
GlobalSignRootE4 = 1055,
GlobalSignRootR4 = 1056,
TTeleSecGlobalRootClass2 = 1057,
DigiCertTLSECCP384RootG5 = 1058,
DigiCertTLSRSA4096RootG5 = 1059,
};
enum class TrustedCertStatus : s32 {
Invalid = -1,
Removed = 0,
EnabledTrusted = 1,
EnabledNotTrusted = 2,
Revoked = 3,
};
struct BuiltInCertificateInfo {
CaCertificateId cert_id;
TrustedCertStatus status;
u64 der_size;
u64 der_offset;
};
static_assert(sizeof(BuiltInCertificateInfo) == 0x18, "BuiltInCertificateInfo has incorrect size.");
struct CertStoreHeader {
u32 magic;
u32 num_entries;
};
static_assert(sizeof(CertStoreHeader) == 0x8, "CertStoreHeader has incorrect size.");
struct CertStoreEntry {
CaCertificateId certificate_id;
TrustedCertStatus certificate_status;
u32 der_size;
u32 der_offset;
};
static_assert(sizeof(CertStoreEntry) == 0x10, "CertStoreEntry has incorrect size.");
} // namespace Service::SSL