40 lines
		
	
	
		
			815 B
		
	
	
	
		
			V
		
	
	
			
		
		
	
	
			40 lines
		
	
	
		
			815 B
		
	
	
	
		
			V
		
	
	
module os
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struct C.AAsset {
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}
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struct C.AAssetManager {
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}
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struct C.ANativeActivity {
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	assetManager voidptr
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}
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fn C.AAssetManager_open(&C.AAssetManager, &char, int) &C.AAsset
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fn C.AAsset_getLength(&C.AAsset) int
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fn C.AAsset_read(&C.AAsset, voidptr, int) int
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fn C.AAsset_close(&C.AAsset)
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pub fn read_apk_asset(file string) ?[]byte {
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	act := &C.ANativeActivity(C.sapp_android_get_native_activity())
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	if isnil(act) {
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		return error('Could not get reference to Android activity')
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	}
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	asset := C.AAssetManager_open(&C.AAssetManager(act.assetManager), file.str, C.AASSET_MODE_STREAMING)
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	if isnil(asset) {
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		return error('File `$file` not found')
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	}
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	len := C.AAsset_getLength(asset)
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	buf := []byte{len: len}
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	for {
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		if C.AAsset_read(asset, buf.data, len) > 0 {
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			break
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		}
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	}
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	C.AAsset_close(asset)
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	return buf
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}
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