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/aosp12/frameworks/base/packages/BackupEncryption/src/com/android/server/backup/encryption/chunking/cdc/
H A DHkdf.java97 private static byte[] hkdfSha256Expand(byte[] pseudoRandomKey, byte[] info) in hkdfSha256Expand() argument
108 sha256.init(new SecretKeySpec(pseudoRandomKey, AES)); in hkdfSha256Expand()