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AntennaPod
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Skip rest of tag header if size of frame is too big

This commit is contained in:
daniel oeh 2013-01-04 22:47:28 +01:00
parent aa630554dd
commit 9676ffae34
1 changed files with 10 additions and 5 deletions
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15
src/de/danoeh/antennapod/util/id3reader/ID3Reader.java
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@ -4,6 +4,8 @@ import java.io.IOException;
import java.io.InputStream;
import java.io.PushbackInputStream;
import org.apache.commons.io.IOUtils;
import de.danoeh.antennapod.util.id3reader.model.FrameHeader;
import de.danoeh.antennapod.util.id3reader.model.TagHeader;
@ -48,7 +50,13 @@ public class ID3Reader {
} else {
rc = onStartFrameHeader(frameHeader, input);
if (rc == ACTION_SKIP) {
skipBytes(input, frameHeader.getSize());
if (frameHeader.getSize() + readerPosition > tagHeader
.getSize()) {
break;
} else {
skipBytes(input, frameHeader.getSize());
}
}
}
}
@ -100,13 +108,10 @@ public class ID3Reader {
* changes the readerPosition-attribute.
*/
protected void skipBytes(InputStream input, int number) throws IOException {
int skipped = 0;
if (number <= 0) {
number = 1;
}
while (skipped < number) {
skipped += input.skip(number - skipped);
}
IOUtils.skipFully(input, number);
readerPosition += number;
}