+/*
+ * Copyright © 2010 Keith Packard <keithp@keithp.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+package org.altusmetrum.AltosLib;
+
+import java.awt.*;
+import java.util.*;
+import java.text.*;
+import java.nio.charset.Charset;
+
+public class AltosLib {
+ /* EEProm command letters */
+ public static final int AO_LOG_FLIGHT = 'F';
+ public static final int AO_LOG_SENSOR = 'A';
+ public static final int AO_LOG_TEMP_VOLT = 'T';
+ public static final int AO_LOG_DEPLOY = 'D';
+ public static final int AO_LOG_STATE = 'S';
+ public static final int AO_LOG_GPS_TIME = 'G';
+ public static final int AO_LOG_GPS_LAT = 'N';
+ public static final int AO_LOG_GPS_LON = 'W';
+ public static final int AO_LOG_GPS_ALT = 'H';
+ public static final int AO_LOG_GPS_SAT = 'V';
+ public static final int AO_LOG_GPS_DATE = 'Y';
+ public static final int AO_LOG_PRESSURE = 'P';
+
+ /* Added for header fields in eeprom files */
+ public static final int AO_LOG_CONFIG_VERSION = 1000;
+ public static final int AO_LOG_MAIN_DEPLOY = 1001;
+ public static final int AO_LOG_APOGEE_DELAY = 1002;
+ public static final int AO_LOG_RADIO_CHANNEL = 1003;
+ public static final int AO_LOG_CALLSIGN = 1004;
+ public static final int AO_LOG_ACCEL_CAL = 1005;
+ public static final int AO_LOG_RADIO_CAL = 1006;
+ public static final int AO_LOG_MAX_FLIGHT_LOG = 1007;
+ public static final int AO_LOG_MANUFACTURER = 2000;
+ public static final int AO_LOG_PRODUCT = 2001;
+ public static final int AO_LOG_SERIAL_NUMBER = 2002;
+ public static final int AO_LOG_LOG_FORMAT = 2003;
+ public static final int AO_LOG_SOFTWARE_VERSION = 9999;
+
+ /* Added to flag invalid records */
+ public static final int AO_LOG_INVALID = -1;
+
+ /* Flight state numbers and names */
+ public static final int ao_flight_startup = 0;
+ public static final int ao_flight_idle = 1;
+ public static final int ao_flight_pad = 2;
+ public static final int ao_flight_boost = 3;
+ public static final int ao_flight_fast = 4;
+ public static final int ao_flight_coast = 5;
+ public static final int ao_flight_drogue = 6;
+ public static final int ao_flight_main = 7;
+ public static final int ao_flight_landed = 8;
+ public static final int ao_flight_invalid = 9;
+
+ /* Telemetry modes */
+ public static final int ao_telemetry_off = 0;
+ public static final int ao_telemetry_min = 1;
+ public static final int ao_telemetry_standard = 1;
+ public static final int ao_telemetry_0_9 = 2;
+ public static final int ao_telemetry_0_8 = 3;
+ public static final int ao_telemetry_max = 3;
+
+ public static final String[] ao_telemetry_name = {
+ "Off", "Standard Telemetry", "TeleMetrum v0.9", "TeleMetrum v0.8"
+ };
+
+ public static final String launch_sites_url = "http://www.altusmetrum.org/AltOS/launch-sites.txt";
+
+ public static final int ao_telemetry_standard_len = 32;
+ public static final int ao_telemetry_0_9_len = 95;
+ public static final int ao_telemetry_0_8_len = 94;
+
+ public static final int[] ao_telemetry_len = {
+ 0, 32, 95, 94
+ };
+
+ public static HashMap<String,Integer> string_to_state = new HashMap<String,Integer>();
+
+ public static boolean map_initialized = false;
+
+ public static void initialize_map()
+ {
+ string_to_state.put("startup", ao_flight_startup);
+ string_to_state.put("idle", ao_flight_idle);
+ string_to_state.put("pad", ao_flight_pad);
+ string_to_state.put("boost", ao_flight_boost);
+ string_to_state.put("fast", ao_flight_fast);
+ string_to_state.put("coast", ao_flight_coast);
+ string_to_state.put("drogue", ao_flight_drogue);
+ string_to_state.put("apogee", ao_flight_coast);
+ string_to_state.put("main", ao_flight_main);
+ string_to_state.put("landed", ao_flight_landed);
+ string_to_state.put("invalid", ao_flight_invalid);
+ map_initialized = true;
+ }
+
+ public static int telemetry_len(int telemetry) {
+ if (telemetry <= ao_telemetry_max)
+ return ao_telemetry_len[telemetry];
+ throw new IllegalArgumentException(String.format("Invalid telemetry %d",
+ telemetry));
+ }
+
+ public static String telemetry_name(int telemetry) {
+ if (telemetry <= ao_telemetry_max)
+ return ao_telemetry_name[telemetry];
+ throw new IllegalArgumentException(String.format("Invalid telemetry %d",
+ telemetry));
+ }
+
+ public static String[] state_to_string = {
+ "startup",
+ "idle",
+ "pad",
+ "boost",
+ "fast",
+ "coast",
+ "drogue",
+ "main",
+ "landed",
+ "invalid",
+ };
+
+ public static String[] state_to_string_capital = {
+ "Startup",
+ "Idle",
+ "Pad",
+ "Boost",
+ "Fast",
+ "Coast",
+ "Drogue",
+ "Main",
+ "Landed",
+ "Invalid",
+ };
+
+ public static int state(String state) {
+ if (!map_initialized)
+ initialize_map();
+ if (string_to_state.containsKey(state))
+ return string_to_state.get(state);
+ return ao_flight_invalid;
+ }
+
+ public static String state_name(int state) {
+ if (state < 0 || state_to_string.length <= state)
+ return "invalid";
+ return state_to_string[state];
+ }
+
+ public static final int AO_GPS_VALID = (1 << 4);
+ public static final int AO_GPS_RUNNING = (1 << 5);
+ public static final int AO_GPS_DATE_VALID = (1 << 6);
+ public static final int AO_GPS_NUM_SAT_SHIFT = 0;
+ public static final int AO_GPS_NUM_SAT_MASK = 0xf;
+
+ public static final int AO_LOG_FORMAT_UNKNOWN = 0;
+ public static final int AO_LOG_FORMAT_FULL = 1;
+ public static final int AO_LOG_FORMAT_TINY = 2;
+ public static final int AO_LOG_FORMAT_TELEMETRY = 3;
+ public static final int AO_LOG_FORMAT_TELESCIENCE = 4;
+ public static final int AO_LOG_FORMAT_NONE = 127;
+
+ public static boolean isspace(int c) {
+ switch (c) {
+ case ' ':
+ case '\t':
+ return true;
+ }
+ return false;
+ }
+
+ public static boolean ishex(int c) {
+ if ('0' <= c && c <= '9')
+ return true;
+ if ('a' <= c && c <= 'f')
+ return true;
+ if ('A' <= c && c <= 'F')
+ return true;
+ return false;
+ }
+
+ public static boolean ishex(String s) {
+ for (int i = 0; i < s.length(); i++)
+ if (!ishex(s.charAt(i)))
+ return false;
+ return true;
+ }
+
+ public static int fromhex(int c) {
+ if ('0' <= c && c <= '9')
+ return c - '0';
+ if ('a' <= c && c <= 'f')
+ return c - 'a' + 10;
+ if ('A' <= c && c <= 'F')
+ return c - 'A' + 10;
+ return -1;
+ }
+
+ public static int fromhex(String s) throws NumberFormatException {
+ int c, v = 0;
+ for (int i = 0; i < s.length(); i++) {
+ c = s.charAt(i);
+ if (!ishex(c)) {
+ if (i == 0)
+ throw new NumberFormatException(String.format("invalid hex \"%s\"", s));
+ return v;
+ }
+ v = v * 16 + fromhex(c);
+ }
+ return v;
+ }
+
+ public static boolean isdec(int c) {
+ if ('0' <= c && c <= '9')
+ return true;
+ return false;
+ }
+
+ public static boolean isdec(String s) {
+ for (int i = 0; i < s.length(); i++)
+ if (!isdec(s.charAt(i)))
+ return false;
+ return true;
+ }
+
+ public static int fromdec(int c) {
+ if ('0' <= c && c <= '9')
+ return c - '0';
+ return -1;
+ }
+
+ public static int int8(int[] bytes, int i) {
+ return (int) (byte) bytes[i];
+ }
+
+ public static int uint8(int[] bytes, int i) {
+ return bytes[i];
+ }
+
+ public static int int16(int[] bytes, int i) {
+ return (int) (short) (bytes[i] + (bytes[i+1] << 8));
+ }
+
+ public static int uint16(int[] bytes, int i) {
+ return bytes[i] + (bytes[i+1] << 8);
+ }
+
+ public static int uint32(int[] bytes, int i) {
+ return bytes[i] +
+ (bytes[i+1] << 8) +
+ (bytes[i+2] << 16) +
+ (bytes[i+3] << 24);
+ }
+
+ public static final Charset unicode_set = Charset.forName("UTF-8");
+
+ public static String string(int[] bytes, int s, int l) {
+ if (s + l > bytes.length) {
+ if (s > bytes.length) {
+ s = bytes.length;
+ l = 0;
+ } else {
+ l = bytes.length - s;
+ }
+ }
+
+ int i;
+ for (i = l - 1; i >= 0; i--)
+ if (bytes[s+i] != 0)
+ break;
+
+ l = i + 1;
+ byte[] b = new byte[l];
+
+ for (i = 0; i < l; i++)
+ b[i] = (byte) bytes[s+i];
+ String n = new String(b, unicode_set);
+ return n;
+ }
+
+ public static int hexbyte(String s, int i) {
+ int c0, c1;
+
+ if (s.length() < i + 2)
+ throw new NumberFormatException(String.format("invalid hex \"%s\"", s));
+ c0 = s.charAt(i);
+ if (!ishex(c0))
+ throw new NumberFormatException(String.format("invalid hex \"%c\"", c0));
+ c1 = s.charAt(i+1);
+ if (!ishex(c1))
+ throw new NumberFormatException(String.format("invalid hex \"%c\"", c1));
+ return fromhex(c0) * 16 + fromhex(c1);
+ }
+
+ public static int[] hexbytes(String s) {
+ int n;
+ int[] r;
+ int i;
+
+ if ((s.length() & 1) != 0)
+ throw new NumberFormatException(String.format("invalid line \"%s\"", s));
+ n = s.length() / 2;
+ r = new int[n];
+ for (i = 0; i < n; i++)
+ r[i] = hexbyte(s, i * 2);
+ return r;
+ }
+
+ public static int fromdec(String s) throws NumberFormatException {
+ int c, v = 0;
+ int sign = 1;
+ for (int i = 0; i < s.length(); i++) {
+ c = s.charAt(i);
+ if (i == 0 && c == '-') {
+ sign = -1;
+ } else if (!isdec(c)) {
+ if (i == 0)
+ throw new NumberFormatException(String.format("invalid number \"%s\"", s));
+ return v;
+ } else
+ v = v * 10 + fromdec(c);
+ }
+ return v * sign;
+ }
+
+ public static String replace_extension(String input, String extension) {
+ int dot = input.lastIndexOf(".");
+ if (dot > 0)
+ input = input.substring(0,dot);
+ return input.concat(extension);
+ }
+}