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Savestates: Facilitate multi slots

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Eladash 2023-07-23 10:48:17 +03:00 • committed by Elad Ashkenazi
parent 12fe55a258
commit fce8e0fef0
3 changed files with 30 additions and 7 deletions
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20
rpcs3/Emu/savestate_utils.cpp
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@ -146,9 +146,25 @@ bool is_savestate_version_compatible(const std::vector<std::pair<u16, u16>>& dat
return ok;
}
std::string get_savestate_path(std::string_view title_id, std::string_view boot_path)
std::string get_savestate_file(std::string_view title_id, std::string_view boot_path, s64 abs_id, s64 rel_id)
{
return fs::get_cache_dir() + "/savestates/" + std::string{title_id.empty() ? boot_path.substr(boot_path.find_last_of(fs::delim) + 1) : title_id} + ".SAVESTAT";
const std::string title = std::string{title_id.empty() ? boot_path.substr(boot_path.find_last_of(fs::delim) + 1) : title_id};
if (abs_id == -1 && rel_id == -1)
{
// Return directory
return fs::get_cache_dir() + "/savestates/" + title + "/";
}
ensure(rel_id < 0 || abs_id >= 0, "Unimplemented!");
const std::string save_id = fmt::format("%d", abs_id);
// Make sure that savestate file with higher IDs are placed at the bottom of "by name" file ordering in directory view by adding a single character prefix which tells the ID length
// While not needing to keep a 59 chars long suffix at all times for this purpose
const char prefix = ::at32("0123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz"sv, save_id.size());
return fs::get_cache_dir() + "/savestates/" + title + "/" + title + '_' + prefix + '_' + save_id + ".SAVESTAT";
}
bool is_savestate_compatible(const fs::file& file)