question: calculate the srp verifier v value . concode_field_sep int HASH_LENGTH_HEX concode_elem_sep int CRYPTO_KEY_LENGTH_BYTES concode_elem_sep int SALT_LENGTH_HEX concode_elem_sep int NUMBER_OF_QUICK_STRETCH_ROUNDS concode_elem_sep String KW_VERSION_STRING concode_elem_sep boolean LOG_PERSONAL_INFORMATION concode_elem_sep int CRYPTO_KEY_LENGTH_HEX concode_elem_sep String LOG_TAG concode_elem_sep int SALT_LENGTH_BYTES concode_elem_sep int HASH_LENGTH_BYTES concode_field_sep byte[] unwrapkB concode_elem_sep String defaultClientName concode_elem_sep String getAudienceForURL concode_elem_sep String hexModN concode_elem_sep KeyBundle generateSyncKeyBundle concode_elem_sep byte[] generateQuickStretchedPW concode_elem_sep byte[] generateAuthPW concode_elem_sep String computeClientState concode_elem_sep byte[] KW concode_elem_sep void pii concode_elem_sep BigInteger srpVerifierLowercaseX concode_elem_sep String bytes concode_elem_sep byte[] generateUnwrapBKey concode_elem_sep byte[] KWE
target: BigInteger function ( byte [ ] arg0 , byte [ ] arg1 , byte [ ] arg2 , BigInteger arg3 , BigInteger arg4 ) { BigInteger loc0 = srpVerifierLowercaseX ( arg0 , arg1 , arg2 ) ; BigInteger loc1 = arg3 . modPow ( loc0 , arg4 ) ; return loc1 ; }