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ncch_container: choose the first id as extdata id when extended save data access is used

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zhupengfei
2018-10-01 08:41:40 +08:00
committed by zhupengfei
parent bbf391abb9
commit 8cf1132b2e
2 changed files with 35 additions and 3 deletions
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20
src/core/file_sys/ncch_container.cpp
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@ -585,7 +585,25 @@ Loader::ResultStatus NCCHContainer::ReadExtdataId(u64& extdata_id) {
return Loader::ResultStatus::ErrorNotUsed;
if (exheader_header.arm11_system_local_caps.storage_info.other_attributes >> 1) {
// Extdata id is not present when using extended savedata access
// Using extended save data access
// There would be multiple possible extdata IDs in this case. The best we can do for now is
// guessing that the first one would be the main save.
const std::array<u64, 6> extdata_ids{{
exheader_header.arm11_system_local_caps.storage_info.extdata_id0.Value(),
exheader_header.arm11_system_local_caps.storage_info.extdata_id1.Value(),
exheader_header.arm11_system_local_caps.storage_info.extdata_id2.Value(),
exheader_header.arm11_system_local_caps.storage_info.extdata_id3.Value(),
exheader_header.arm11_system_local_caps.storage_info.extdata_id4.Value(),
exheader_header.arm11_system_local_caps.storage_info.extdata_id5.Value(),
}};
for (u64 id : extdata_ids) {
if (id) {
// Found a non-zero ID, use it
extdata_id = id;
return Loader::ResultStatus::Success;
}
}
return Loader::ResultStatus::ErrorNotUsed;
}