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pl_u: Resize buffers in shared font data getter to what game requests

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Fixes unmapped spam in SMP and buffer size errors in some other games
This commit is contained in:
Zach Hilman 2018-10-29 21:53:57 -04:00
parent 8a537a2021
commit 8aa17f0480
1 changed files with 8 additions and 0 deletions
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8
src/core/hle/service/ns/pl_u.cpp
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@ -351,6 +351,14 @@ void PL_U::GetSharedFontInOrderOfPriority(Kernel::HLERequestContext& ctx) {
font_sizes.push_back(region.size); font_sizes.push_back(region.size);
} }
// Resize buffers if game requests smaller size output.
font_codes.resize(
std::min<std::size_t>(font_codes.size(), ctx.GetWriteBufferSize(0) / sizeof(u32)));
font_offsets.resize(
std::min<std::size_t>(font_offsets.size(), ctx.GetWriteBufferSize(1) / sizeof(u32)));
font_sizes.resize(
std::min<std::size_t>(font_sizes.size(), ctx.GetWriteBufferSize(2) / sizeof(u32)));
ctx.WriteBuffer(font_codes, 0); ctx.WriteBuffer(font_codes, 0);
ctx.WriteBuffer(font_offsets, 1); ctx.WriteBuffer(font_offsets, 1);
ctx.WriteBuffer(font_sizes, 2); ctx.WriteBuffer(font_sizes, 2);