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Update the zipalign implementation to properly align APKs with uncompressed .so libraries

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This commit is contained in:
Fredia Huya-Kouadio
2025-05-12 15:54:50 -07:00
parent 07e41850ef
commit 9622b4b681
1 changed files with 7 additions and 0 deletions
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7
platform/android/export/export_plugin.cpp
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@@ -3818,6 +3818,7 @@ Error EditorExportPlatformAndroid::export_project_helper(const Ref<EditorExportP
// Let's zip-align (must be done before signing)
static const int PAGE_SIZE_KB = 16 * 1024;
static const int ZIP_ALIGNMENT = 4;
// If we're not signing the apk, then the next step should be the last.
@@ -3870,6 +3871,12 @@ Error EditorExportPlatformAndroid::export_project_helper(const Ref<EditorExportP
// Uncompressed file => Align
long new_offset = file_offset + bias;
padding = (ZIP_ALIGNMENT - (new_offset % ZIP_ALIGNMENT)) % ZIP_ALIGNMENT;
const char *ext = strrchr(fname, '.');
if (ext && strcmp(ext, ".so") == 0) {
padding = (PAGE_SIZE_KB - (new_offset % PAGE_SIZE_KB)) % PAGE_SIZE_KB;
} else {
padding = (ZIP_ALIGNMENT - (new_offset % ZIP_ALIGNMENT)) % ZIP_ALIGNMENT;
}
}
memset(extra + info.size_file_extra, 0, padding);