package art.servers.sosserver.controller.musatel;
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import java.util.StringTokenizer;
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public class MusatelProtocol
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{
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public static final int ACK_DEM_USE = 0x81;
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public static final int ACK_DEM_SER = 0x82;
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public static final int ACK_ENV_ALA = 0x83;
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public static final int ORD_FON_ON = 0x41;
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public static final int ORD_FON_OFF = 0x42;
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public static final int ORD_TON_ON = 0x43;
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public static final int ORD_TON_OFF = 0x44;
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public static final int ORD_TST_FON = 0x45;
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public static final int ORD_TST_MAN = 0x46;
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public static final int ORD_ESC_HOR = 0x47;
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public static final int ORD_ESC_IO = 0x48;
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public static final int ORD_LEC_IO = 0x49;
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public static final int ORD_VOZ_ON = 0x4A;
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public static final int ORD_VOZ_OFF = 0x4B;
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public static final int ORD_ADJ_VOL = 0x4C;
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public static final int ORD_POS_ATE = 0x4D;
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public static final int DEM_USE = 0x21;
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public static final int DEM_SER = 0x22;
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public static final int ENV_ALA = 0x23;
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public static final int ACK_FON_ON = 0x84;
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public static final int ACK_FON_OFF = 0x85;
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public static final int ACK_TON_ON = 0x86;
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public static final int ACK_TON_OFF = 0x87;
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public static final int RES_TST_FON = 0x88;
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public static final int RES_TST_MAN = 0x89;
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public static final int ACK_ESC_HOR = 0x8A;
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public static final int ACK_ESC_IO = 0x8B;
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public static final int ACK_LEC_IO = 0x8C;
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public static final int ACK_VOZ_ON = 0x8D;
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public static final int ACK_ADJ_VOL = 0x8E;
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public static final int P_MAS = 0x90;
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public static final int P_ESC = 0x91;
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public static final int L_ESP = 0x51;
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public static final int L_FON = 0x52;
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public static final int T_LLA = 0x53;
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public static final int T_COM = 0x54;
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public static final int MEM_FUE_SER = 0x55;
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public static final int MEM_LLA_ESP = 0x56;
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public static final int TST_OK = 0x57;
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public static final int TST_FAL = 0x58;
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public static final int RES_POS_ATE = 0x0F;
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public static final int ORD_MOD_ON = 0x4E;
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public static final int ACK_MOD_ON = 0xA0;
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public static final int ORD_MOD_OFF = 0x4F;
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public static final int ACK_MOD_OFF = 0xA1;
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public static final int ORD_REN_ON = 0x60;
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public static final int ACK_VOZ_OFF = 0x92;
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public static final int ACK_REN_ON = 0x93;
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public static final int ORD_ADJ_ATE = 0xE0;
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public static final int ACK_ADJ_ATE = 0xF0;
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public static final int ORD_ADJ_ATS = 0xE1;
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public static final int ACK_ADJ_ATS = 0xF1;
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public static final int ORD_POS_ATS = 0xE2;
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public static final int RES_POS_ATS = 0xF2;
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public static final int ORD_CONF_PER = 0xE3;
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public static final int ACK_CONF_PER = 0xF3;
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public static final int ORD_PARTICULAR = 0xC3;
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public static final int ASIGNAR_CC = 0xB4;
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public static final int NACK = 0x15;
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public static final int OTRO_CC_ASIGNADO = 0x10;
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public static byte[] getIpArray (String ip) throws Exception
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{
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byte[] addr = new byte[4];
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StringTokenizer strtok = new StringTokenizer(ip, ".");
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String s0 = strtok.nextToken();
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String s1 = strtok.nextToken();
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String s2 = strtok.nextToken();
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String s3 = strtok.nextToken();
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addr[0] = (byte)Integer.parseInt(s0);
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addr[1] = (byte)Integer.parseInt(s1);
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addr[2] = (byte)Integer.parseInt(s2);
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addr[3] = (byte)Integer.parseInt(s3);
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return(addr);
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}
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/******************************************************************************
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* Compilation: javac CRC16CCITT
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* Reads in a sequence of bytes and prints out its 16 bit
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* Cylcic Redundancy Check (CRC-CCIIT 0xFFFF).
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* 1 + x + x^5 + x^12 + x^16 is irreducible polynomial.
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* % java CRC16-CCITT 123456789
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* CRC16-CCITT = 29b1
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******************************************************************************/
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public static int CRC(byte[] data)
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{
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int crc = 0xFFFF;
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int polynomial = 0x1021;
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// byte[] testBytes = "123456789".getBytes("ASCII");
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for (byte b : data)
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{
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for (int i = 0; i < 8; i++)
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{
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boolean bit = ((b >> (7-i) & 1) == 1);
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boolean c15 = ((crc >> 15 & 1) == 1);
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crc <<= 1;
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if (c15 ^ bit) crc ^= polynomial;
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}
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}
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crc &= 0xffff;
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return crc;
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}
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}
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