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-rw-r--r--src/core/hle/service/filesystem/fsp_srv.cpp18
1 files changed, 8 insertions, 10 deletions
diff --git a/src/core/hle/service/filesystem/fsp_srv.cpp b/src/core/hle/service/filesystem/fsp_srv.cpp
index 4cb2d6909..673eaabf0 100644
--- a/src/core/hle/service/filesystem/fsp_srv.cpp
+++ b/src/core/hle/service/filesystem/fsp_srv.cpp
@@ -4,6 +4,7 @@
#include <cinttypes>
#include <cstring>
+#include <iterator>
#include <string>
#include <utility>
#include <vector>
@@ -229,23 +230,20 @@ private:
LOG_DEBUG(Service_FS, "called, unk=0x{:X}", unk);
// Calculate how many entries we can fit in the output buffer
- u64 count_entries = ctx.GetWriteBufferSize() / sizeof(FileSys::Entry);
+ const u64 count_entries = ctx.GetWriteBufferSize() / sizeof(FileSys::Entry);
// Cap at total number of entries.
- u64 actual_entries = std::min(count_entries, entries.size() - next_entry_index);
+ const u64 actual_entries = std::min(count_entries, entries.size() - next_entry_index);
- // Read the data from the Directory backend
- std::vector<FileSys::Entry> entry_data(entries.begin() + next_entry_index,
- entries.begin() + next_entry_index + actual_entries);
+ // Determine data start and end
+ const auto* begin = reinterpret_cast<u8*>(entries.data() + next_entry_index);
+ const auto* end = reinterpret_cast<u8*>(entries.data() + next_entry_index + actual_entries);
+ const auto range_size = static_cast<std::size_t>(std::distance(begin, end));
next_entry_index += actual_entries;
- // Convert the data into a byte array
- std::vector<u8> output(entry_data.size() * sizeof(FileSys::Entry));
- std::memcpy(output.data(), entry_data.data(), output.size());
-
// Write the data to memory
- ctx.WriteBuffer(output);
+ ctx.WriteBuffer(begin, range_size);
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(RESULT_SUCCESS);