mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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364 lines
12 KiB
C++
364 lines
12 KiB
C++
/*
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* Copyright (c) 2018-2019 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stratosphere.hpp>
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namespace ams::spl::smc {
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Result SetConfig(SplConfigItem which, const u64 *value, size_t num_qwords) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::SetConfig);
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args.X[1] = which;
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args.X[2] = 0;
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for (size_t i = 0; i < std::min(size_t(4), num_qwords); i++) {
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args.X[3 + i] = value[i];
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}
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svcCallSecureMonitor(&args);
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return static_cast<Result>(args.X[0]);
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}
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Result GetConfig(u64 *out, size_t num_qwords, SplConfigItem which) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::GetConfig);
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args.X[1] = which;
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svcCallSecureMonitor(&args);
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for (size_t i = 0; i < std::min(size_t(4), num_qwords); i++) {
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out[i] = args.X[1 + i];
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}
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return static_cast<Result>(args.X[0]);
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}
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Result CheckStatus(Result *out, AsyncOperationKey op) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::CheckStatus);
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args.X[1] = op.value;
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svcCallSecureMonitor(&args);
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*out = static_cast<Result>(args.X[1]);
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return static_cast<Result>(args.X[0]);
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}
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Result GetResult(Result *out, void *out_buf, size_t out_buf_size, AsyncOperationKey op) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::GetResult);
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args.X[1] = op.value;
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args.X[2] = reinterpret_cast<u64>(out_buf);
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args.X[3] = out_buf_size;
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svcCallSecureMonitor(&args);
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*out = static_cast<Result>(args.X[1]);
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return static_cast<Result>(args.X[0]);
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}
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Result ExpMod(AsyncOperationKey *out_op, const void *base, const void *exp, size_t exp_size, const void *mod) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::ExpMod);
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args.X[1] = reinterpret_cast<u64>(base);
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args.X[2] = reinterpret_cast<u64>(exp);
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args.X[3] = reinterpret_cast<u64>(mod);
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args.X[4] = exp_size;
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svcCallSecureMonitor(&args);
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out_op->value = args.X[1];
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return static_cast<Result>(args.X[0]);
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}
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Result GenerateRandomBytes(void *out, size_t size) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::GenerateRandomBytes);
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args.X[1] = size;
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svcCallSecureMonitor(&args);
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if (args.X[0] == static_cast<u64>(Result::Success) && (size <= sizeof(args) - sizeof(args.X[0]))) {
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std::memcpy(out, &args.X[1], size);
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}
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return static_cast<Result>(args.X[0]);
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}
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Result GenerateAesKek(AccessKey *out, const KeySource &source, u32 generation, u32 option) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::GenerateAesKek);
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args.X[1] = source.data64[0];
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args.X[2] = source.data64[1];
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args.X[3] = generation;
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args.X[4] = option;
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svcCallSecureMonitor(&args);
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out->data64[0] = args.X[1];
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out->data64[1] = args.X[2];
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return static_cast<Result>(args.X[0]);
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}
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Result LoadAesKey(u32 keyslot, const AccessKey &access_key, const KeySource &source) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::LoadAesKey);
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args.X[1] = keyslot;
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args.X[2] = access_key.data64[0];
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args.X[3] = access_key.data64[1];
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args.X[4] = source.data64[0];
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args.X[5] = source.data64[1];
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svcCallSecureMonitor(&args);
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return static_cast<Result>(args.X[0]);
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}
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Result CryptAes(AsyncOperationKey *out_op, u32 mode, const IvCtr &iv_ctr, u32 dst_addr, u32 src_addr, size_t size) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::CryptAes);
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args.X[1] = mode;
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args.X[2] = iv_ctr.data64[0];
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args.X[3] = iv_ctr.data64[1];
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args.X[4] = src_addr;
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args.X[5] = dst_addr;
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args.X[6] = size;
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svcCallSecureMonitor(&args);
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out_op->value = args.X[1];
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return static_cast<Result>(args.X[0]);
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}
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Result GenerateSpecificAesKey(AesKey *out_key, const KeySource &source, u32 generation, u32 which) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::GenerateSpecificAesKey);
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args.X[1] = source.data64[0];
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args.X[2] = source.data64[1];
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args.X[3] = generation;
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args.X[4] = which;
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svcCallSecureMonitor(&args);
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out_key->data64[0] = args.X[1];
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out_key->data64[1] = args.X[2];
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return static_cast<Result>(args.X[0]);
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}
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Result ComputeCmac(Cmac *out_mac, u32 keyslot, const void *data, size_t size) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::ComputeCmac);
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args.X[1] = keyslot;
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args.X[2] = reinterpret_cast<u64>(data);
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args.X[3] = size;
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svcCallSecureMonitor(&args);
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out_mac->data64[0] = args.X[1];
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out_mac->data64[1] = args.X[2];
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return static_cast<Result>(args.X[0]);
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}
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Result ReEncryptRsaPrivateKey(void *data, size_t size, const AccessKey &access_key_dec, const KeySource &source_dec, const AccessKey &access_key_enc, const KeySource &source_enc, u32 option) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::ReEncryptRsaPrivateKey);
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args.X[1] = reinterpret_cast<u64>(&access_key_dec);
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args.X[2] = reinterpret_cast<u64>(&access_key_enc);
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args.X[3] = option;
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args.X[4] = reinterpret_cast<u64>(data);
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args.X[5] = size;
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args.X[6] = reinterpret_cast<u64>(&source_dec);
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args.X[7] = reinterpret_cast<u64>(&source_enc);
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svcCallSecureMonitor(&args);
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return static_cast<Result>(args.X[0]);
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}
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Result DecryptOrImportRsaPrivateKey(void *data, size_t size, const AccessKey &access_key, const KeySource &source, DecryptOrImportMode mode) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::DecryptOrImportRsaPrivateKey);
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args.X[1] = access_key.data64[0];
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args.X[2] = access_key.data64[1];
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args.X[3] = static_cast<u32>(mode);
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args.X[4] = reinterpret_cast<u64>(data);
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args.X[5] = size;
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args.X[6] = source.data64[0];
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args.X[7] = source.data64[1];
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svcCallSecureMonitor(&args);
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return static_cast<Result>(args.X[0]);
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}
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Result SecureExpMod(AsyncOperationKey *out_op, const void *base, const void *mod, SecureExpModMode mode) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::SecureExpMod);
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args.X[1] = reinterpret_cast<u64>(base);
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args.X[2] = reinterpret_cast<u64>(mod);
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args.X[3] = static_cast<u32>(mode);
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svcCallSecureMonitor(&args);
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out_op->value = args.X[1];
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return static_cast<Result>(args.X[0]);
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}
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Result UnwrapTitleKey(AsyncOperationKey *out_op, const void *base, const void *mod, const void *label_digest, size_t label_digest_size, u32 option) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::UnwrapTitleKey);
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args.X[1] = reinterpret_cast<u64>(base);
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args.X[2] = reinterpret_cast<u64>(mod);
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std::memset(&args.X[3], 0, 4 * sizeof(args.X[3]));
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std::memcpy(&args.X[3], label_digest, std::min(size_t(4 * sizeof(args.X[3])), label_digest_size));
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args.X[7] = option;
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svcCallSecureMonitor(&args);
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out_op->value = args.X[1];
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return static_cast<Result>(args.X[0]);
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}
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Result LoadTitleKey(u32 keyslot, const AccessKey &access_key) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::LoadTitleKey);
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args.X[1] = keyslot;
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args.X[2] = access_key.data64[0];
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args.X[3] = access_key.data64[1];
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svcCallSecureMonitor(&args);
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return static_cast<Result>(args.X[0]);
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}
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Result UnwrapCommonTitleKey(AccessKey *out, const KeySource &source, u32 generation) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::UnwrapCommonTitleKey);
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args.X[1] = source.data64[0];
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args.X[2] = source.data64[1];
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args.X[3] = generation;
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svcCallSecureMonitor(&args);
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out->data64[0] = args.X[1];
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out->data64[1] = args.X[2];
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return static_cast<Result>(args.X[0]);
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}
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/* Deprecated functions. */
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Result ImportEsKey(const void *data, size_t size, const AccessKey &access_key, const KeySource &source, u32 option) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::ImportEsKey);
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args.X[1] = access_key.data64[0];
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args.X[2] = access_key.data64[1];
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args.X[3] = option;
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args.X[4] = reinterpret_cast<u64>(data);
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args.X[5] = size;
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args.X[6] = source.data64[0];
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args.X[7] = source.data64[1];
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svcCallSecureMonitor(&args);
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return static_cast<Result>(args.X[0]);
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}
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Result DecryptRsaPrivateKey(size_t *out_size, void *data, size_t size, const AccessKey &access_key, const KeySource &source, u32 option) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::DecryptRsaPrivateKey);
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args.X[1] = access_key.data64[0];
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args.X[2] = access_key.data64[1];
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args.X[3] = option;
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args.X[4] = reinterpret_cast<u64>(data);
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args.X[5] = size;
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args.X[6] = source.data64[0];
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args.X[7] = source.data64[1];
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svcCallSecureMonitor(&args);
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*out_size = static_cast<size_t>(args.X[1]);
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return static_cast<Result>(args.X[0]);
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}
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Result ImportSecureExpModKey(const void *data, size_t size, const AccessKey &access_key, const KeySource &source, u32 option) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::ImportSecureExpModKey);
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args.X[1] = access_key.data64[0];
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args.X[2] = access_key.data64[1];
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args.X[3] = option;
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args.X[4] = reinterpret_cast<u64>(data);
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args.X[5] = size;
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args.X[6] = source.data64[0];
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args.X[7] = source.data64[1];
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svcCallSecureMonitor(&args);
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return static_cast<Result>(args.X[0]);
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}
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/* Atmosphere functions. */
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namespace {
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enum class IramCopyDirection {
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FromIram = 0,
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ToIram = 1,
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};
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inline Result AtmosphereIramCopy(uintptr_t dram_address, uintptr_t iram_address, size_t size, IramCopyDirection direction) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::AtmosphereIramCopy);
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args.X[1] = dram_address;
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args.X[2] = iram_address;
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args.X[3] = size;
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args.X[4] = static_cast<u64>(direction);
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svcCallSecureMonitor(&args);
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return static_cast<Result>(args.X[0]);
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}
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}
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Result AtmosphereCopyToIram(uintptr_t iram_dst, const void *dram_src, size_t size) {
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return AtmosphereIramCopy(reinterpret_cast<uintptr_t>(dram_src), iram_dst, size, IramCopyDirection::ToIram);
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}
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Result AtmosphereCopyFromIram(void *dram_dst, uintptr_t iram_src, size_t size) {
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return AtmosphereIramCopy(reinterpret_cast<uintptr_t>(dram_dst), iram_src, size, IramCopyDirection::FromIram);
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}
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Result AtmosphereReadWriteRegister(uint64_t address, uint32_t mask, uint32_t value, uint32_t *out_value) {
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::AtmosphereReadWriteRegister);
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args.X[1] = address;
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args.X[2] = mask;
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args.X[3] = value;
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svcCallSecureMonitor(&args);
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*out_value = static_cast<uint32_t>(args.X[1]);
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return static_cast<Result>(args.X[0]);
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}
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Result AtmosphereWriteAddress(void *dst, const void *src, size_t size) {
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AMS_ASSERT(size <= sizeof(u64));
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SecmonArgs args;
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args.X[0] = static_cast<u64>(FunctionId::AtmosphereWriteAddress);
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args.X[1] = reinterpret_cast<uintptr_t>(dst);
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__builtin_memcpy(&args.X[1], src, size);
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args.X[3] = size;
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svcCallSecureMonitor(&args);
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return static_cast<Result>(args.X[0]);
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}
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}
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