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50 lines
1.3 KiB
50 lines
1.3 KiB
3 years ago
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#include "engine/assets.hpp"
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#include "init.h"
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#include "mpq/mpq_reader.hpp"
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#include <jni.h>
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namespace devilution {
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namespace {
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bool AreFontsOutOfDate(const char *mpqPath)
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{
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int32_t error = 0;
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std::optional<MpqArchive> archive = MpqArchive::Open(mpqPath, error);
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if (error != 0 || !archive)
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return false;
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const char filename[] = "fonts\\VERSION";
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const MpqArchive::FileHash fileHash = MpqArchive::CalculateFileHash(filename);
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uint32_t fileNumber;
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if (!archive->GetFileNumber(fileHash, fileNumber))
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return true;
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AssetRef ref;
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ref.archive = &*archive;
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ref.fileNumber = fileNumber;
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ref.filename = filename;
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const size_t size = ref.size();
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AssetHandle handle = OpenAsset(std::move(ref), false);
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if (!handle.ok())
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return true;
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std::unique_ptr<char[]> version_contents { new char[size] };
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handle.read(version_contents.get(), size);
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return string_view { version_contents.get(), size } != font_mpq_version;
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}
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} // namespace
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} // namespace devilution
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extern "C" {
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JNIEXPORT jboolean JNICALL Java_org_diasurgical_devilutionx_DevilutionXSDLActivity_areFontsOutOfDate(JNIEnv *env, jclass cls, jstring fonts_mpq)
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{
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const char *mpqPath = env->GetStringUTFChars(fonts_mpq, nullptr);
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bool outOfDate = devilution::AreFontsOutOfDate(mpqPath);
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env->ReleaseStringUTFChars(fonts_mpq, mpqPath);
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return outOfDate;
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}
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}
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