Function pf_vfs_find

engine/PoseidonFormats/PoseidonFormats.cpp:660–691

struct PFVfsList { std::vector<std::string> paths; };

PF_API PF_HANDLE pf_vfs_find(const char* extension) {
    ClearError();
    if (!g_vfsMounted) { SetError("VFS not mounted"); return nullptr; }
    try {
        auto* list = new PFVfsList();
        std::string ext(extension ? extension : "");
        std::transform(ext.begin(), ext.end(), ext.begin(), ::tolower);

        for (int i = 0; i < GFileBanks.Size(); i++) {
            QFBank& bank = GFileBanks[i];
            bank.Lock();
            std::string prefix((const char*)bank.GetPrefix());
            struct Ctx { PFVfsList* list; std::string* ext; std::string* prefix; };
            Ctx ctx{list, &ext, &prefix};
            bank.ForEach([](const FileInfoO& fi, const FileBankType*, void* c) {
                auto* x = static_cast<Ctx*>(c);
                std::string name((const char*)fi.name);
                std::string lower = name;
                std::transform(lower.begin(), lower.end(), lower.begin(), ::tolower);
                if (x->ext->empty() || (lower.size() >= x->ext->size() &&
                    lower.substr(lower.size() - x->ext->size()) == *x->ext))
                    x->list->paths.push_back(*x->prefix + name);
            }, &ctx);
            bank.Unlock();
        }
        std::sort(list->paths.begin(), list->paths.end());
        return list;
    } catch (const std::exception& e) {
        SetError(e.what());
        return nullptr;
    }
}

PF_API int pf_vfs_find_count(PF_HANDLE list) {
    if (!list) return 0;