OmniNX/Atmosphere-Pro
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exo2: first pass at backwards-compat

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Michael Scire authored and SciresM committed 2020-06-14 22:07:45 -07:00
1 parent 42f1a3bf60
commit da4107996a
9 files changed
+195 -48
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exosphere/program/source/smc/secmon_smc_rsa.cpp
+12 -2
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@@ -43,6 +43,16 @@ namespace ams::secmon::smc {
};
constexpr size_t ModularExponentiateByStorageKeyTableSize = util::size(ModularExponentiateByStorageKeyTable);
consteval u32 GetModeForImportRsaKey(ImportRsaKey import_key) {
for (size_t i = 0; i < ModularExponentiateByStorageKeyTableSize; ++i) {
if (static_cast<ImportRsaKey>(ModularExponentiateByStorageKeyTable[i]) == import_key) {
return i;
}
}
AMS_ASSUME(false);
}
class PrepareEsDeviceUniqueKeyAsyncArguments {
private:
int generation;
@@ -200,7 +210,7 @@ namespace ams::secmon::smc {
const uintptr_t mod_address = args.r[2];
const util::BitPack32 option = { static_cast<u32>(args.r[3]) };
const auto mode = option.Get<ModularExponentiateByStorageKeyOption::Mode>();
const auto mode = GetTargetFirmware() >= TargetFirmware_5_0_0 ? option.Get<ModularExponentiateByStorageKeyOption::Mode>() : GetModeForImportRsaKey(ImportRsaKey_Lotus);
const auto reserved = option.Get<PrepareEsDeviceUniqueKeyOption::Reserved>();
/* Validate arguments. */
@@ -250,7 +260,7 @@ namespace ams::secmon::smc {
std::memcpy(label_digest, std::addressof(args.r[3]), sizeof(label_digest));
const util::BitPack32 option = { static_cast<u32>(args.r[7]) };
const auto generation = GetTargetFirmware() >= TargetFirmware_3_0_0 ? std::max(0, option.Get<PrepareEsDeviceUniqueKeyOption::KeyGeneration>() - 1) : 0;
const auto generation = GetTargetFirmware() >= TargetFirmware_3_0_0 ? std::max<int>(pkg1::KeyGeneration_1_0_0, option.Get<PrepareEsDeviceUniqueKeyOption::KeyGeneration>() - 1) : pkg1::KeyGeneration_1_0_0;
const auto type = option.Get<PrepareEsDeviceUniqueKeyOption::Type>();
const auto reserved = option.Get<PrepareEsDeviceUniqueKeyOption::Reserved>();