From f15f73a555f0a4eeda5eb675b1a30aadf695e74f Mon Sep 17 00:00:00 2001 From: Zach Hilman Date: Wed, 10 Apr 2019 13:59:41 -0400 Subject: [PATCH] es: Implement ETicket ImportTicket (1) Takes a ticket and certificate and installs it to the KeyManager. --- src/core/hle/service/es/es.cpp | 46 +++++++++++++++++++++++++++++++++- 1 file changed, 45 insertions(+), 1 deletion(-) diff --git a/src/core/hle/service/es/es.cpp b/src/core/hle/service/es/es.cpp index 6701cb913..787927be0 100644 --- a/src/core/hle/service/es/es.cpp +++ b/src/core/hle/service/es/es.cpp @@ -2,16 +2,21 @@ // Licensed under GPLv2 or any later version // Refer to the license.txt file included. +#include "core/crypto/key_manager.h" +#include "core/hle/ipc_helpers.h" #include "core/hle/service/service.h" namespace Service::ES { +constexpr ResultCode ERROR_INVALID_ARGUMENT{ErrorModule::ETicket, 2}; +constexpr ResultCode ERROR_INVALID_RIGHTS_ID{ErrorModule::ETicket, 3}; + class ETicket final : public ServiceFramework { public: explicit ETicket() : ServiceFramework{"es"} { // clang-format off static const FunctionInfo functions[] = { - {1, nullptr, "ImportTicket"}, + {1, &ETicket::ImportTicket, "ImportTicket"}, {2, nullptr, "ImportTicketCertificateSet"}, {3, nullptr, "DeleteTicket"}, {4, nullptr, "DeletePersonalizedTicket"}, @@ -52,6 +57,45 @@ public: // clang-format on RegisterHandlers(functions); } + +private: + bool CheckRightsId(Kernel::HLERequestContext& ctx, const u128& rights_id) { + if (rights_id == u128{}) { + LOG_ERROR(Service_ETicket, "The rights ID was invalid!"); + IPC::ResponseBuilder rb{ctx, 2}; + rb.Push(ERROR_INVALID_RIGHTS_ID); + return false; + } + + return true; + } + + void ImportTicket(Kernel::HLERequestContext& ctx) { + IPC::RequestParser rp{ctx}; + const auto ticket = ctx.ReadBuffer(); + const auto cert = ctx.ReadBuffer(1); + + if (ticket.size() < sizeof(Core::Crypto::TicketRaw)) { + LOG_ERROR(Service_ETicket, "The input buffer is not large enough!"); + IPC::ResponseBuilder rb{ctx, 2}; + rb.Push(ERROR_INVALID_ARGUMENT); + return; + } + + Core::Crypto::TicketRaw raw; + std::memcpy(raw.data(), ticket.data(), sizeof(Core::Crypto::TicketRaw)); + + if (!keys.AddTicketPersonalized(raw)) { + LOG_ERROR(Service_ETicket, "The ticket could not be imported!"); + IPC::ResponseBuilder rb{ctx, 2}; + rb.Push(ERROR_INVALID_ARGUMENT); + return; + } + + IPC::ResponseBuilder rb{ctx, 2}; + rb.Push(RESULT_SUCCESS); + } + }; void InstallInterfaces(SM::ServiceManager& service_manager) {