LAC_CIPHER_ARC4_KEY_MATRIX_LEN_BYTES
pArc4CipherState[LAC_CIPHER_ARC4_KEY_MATRIX_LEN_BYTES] = 0;
pArc4CipherState[LAC_CIPHER_ARC4_KEY_MATRIX_LEN_BYTES + 1] = 0;
for (i = 0; i < LAC_CIPHER_ARC4_KEY_MATRIX_LEN_BYTES; ++i) {
for (i = 0, k = 0; i < LAC_CIPHER_ARC4_KEY_MATRIX_LEN_BYTES; ++i, ++k) {
if (j >= LAC_CIPHER_ARC4_KEY_MATRIX_LEN_BYTES)
j %= LAC_CIPHER_ARC4_KEY_MATRIX_LEN_BYTES;