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[CPU] Properly clear LZX window.

This commit is contained in:
gibbed 2019-07-17 17:53:59 -05:00
parent 29665ae79c
commit c213f7d7a3
1 changed files with 5 additions and 3 deletions
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8
src/xenia/cpu/lzx.cc
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@ -110,9 +110,11 @@ int lzx_decompress(const void* lzx_data, size_t lzx_len, void* dest,
if (lzxd) {
if (window_data) {
// zero the window and then copy window_data to the end of it
std::memset(lzxd->window, 0, window_data_len);
std::memcpy(lzxd->window + (window_size - window_data_len), window_data,
window_data_len);
auto padding_len = window_size - window_data_len;
std::memset(&lzxd->window[0], 0, padding_len);
std::memcpy(&lzxd->window[padding_len], window_data, window_data_len);
// TODO(gibbed): should this be set regardless if source window data is
// available or not?
lzxd->ref_data_size = window_size;
}