Mercurial > 510Connectbot
annotate src/ch/ethz/ssh2/packets/TypesWriter.java @ 427:f6d26c5f878e
WindowChange reverted to be similar to trilead - don't wait for a response to that request
author | Carl Byington <carl@five-ten-sg.com> |
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date | Sun, 14 Dec 2014 19:00:19 -0800 |
parents | 071eccdff8ea |
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rev | line source |
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273
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1 /* |
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2 * Copyright (c) 2006-2011 Christian Plattner. All rights reserved. |
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3 * Please refer to the LICENSE.txt for licensing details. |
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4 */ |
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5 package ch.ethz.ssh2.packets; |
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6 |
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7 import java.io.UnsupportedEncodingException; |
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8 import java.math.BigInteger; |
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9 |
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10 import ch.ethz.ssh2.util.StringEncoder; |
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11 |
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12 /** |
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13 * @author Christian Plattner |
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14 * @version $Id: TypesWriter.java 160 2014-05-01 14:30:26Z dkocher@sudo.ch $ |
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15 */ |
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16 public final class TypesWriter { |
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17 byte arr[]; |
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18 int pos; |
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19 |
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20 public TypesWriter() { |
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21 arr = new byte[256]; |
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22 pos = 0; |
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23 } |
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24 |
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25 private void resize(int len) { |
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26 byte new_arr[] = new byte[len]; |
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27 System.arraycopy(arr, 0, new_arr, 0, arr.length); |
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28 arr = new_arr; |
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29 } |
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30 |
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31 public int length() { |
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32 return pos; |
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33 } |
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34 |
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35 public byte[] getBytes() { |
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36 byte[] dst = new byte[pos]; |
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37 System.arraycopy(arr, 0, dst, 0, pos); |
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38 return dst; |
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39 } |
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40 |
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41 public void getBytes(byte dst[]) { |
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42 System.arraycopy(arr, 0, dst, 0, pos); |
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43 } |
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44 |
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45 public void writeUINT32(int val, int off) { |
307 | 46 if ((off + 4) > arr.length) { |
273
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47 resize(off + 32); |
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48 } |
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49 |
307 | 50 arr[off++] = (byte)(val >> 24); |
51 arr[off++] = (byte)(val >> 16); | |
52 arr[off++] = (byte)(val >> 8); | |
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53 arr[off++] = (byte) val; |
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54 } |
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55 |
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56 public void writeUINT32(int val) { |
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57 writeUINT32(val, pos); |
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58 pos += 4; |
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59 } |
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60 |
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61 public void writeUINT64(long val) { |
307 | 62 if ((pos + 8) > arr.length) { |
273
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63 resize(arr.length + 32); |
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64 } |
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65 |
307 | 66 arr[pos++] = (byte)(val >> 56); |
67 arr[pos++] = (byte)(val >> 48); | |
68 arr[pos++] = (byte)(val >> 40); | |
69 arr[pos++] = (byte)(val >> 32); | |
70 arr[pos++] = (byte)(val >> 24); | |
71 arr[pos++] = (byte)(val >> 16); | |
72 arr[pos++] = (byte)(val >> 8); | |
273
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73 arr[pos++] = (byte) val; |
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74 } |
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75 |
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76 public void writeBoolean(boolean v) { |
307 | 77 if ((pos + 1) > arr.length) { |
273
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78 resize(arr.length + 32); |
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79 } |
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80 |
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81 arr[pos++] = v ? (byte) 1 : (byte) 0; |
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82 } |
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83 |
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84 public void writeByte(int v, int off) { |
307 | 85 if ((off + 1) > arr.length) { |
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86 resize(off + 32); |
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87 } |
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88 |
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89 arr[off] = (byte) v; |
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90 } |
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91 |
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92 public void writeByte(int v) { |
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93 writeByte(v, pos); |
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94 pos++; |
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95 } |
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96 |
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97 public void writeMPInt(BigInteger b) { |
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98 byte raw[] = b.toByteArray(); |
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99 |
307 | 100 if ((raw.length == 1) && (raw[0] == 0)) { |
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101 writeUINT32(0); /* String with zero bytes of data */ |
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102 } |
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103 else { |
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104 writeString(raw, 0, raw.length); |
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105 } |
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106 } |
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107 |
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108 public void writeBytes(byte[] buff) { |
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109 writeBytes(buff, 0, buff.length); |
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110 } |
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111 |
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112 public void writeBytes(byte[] buff, int off, int len) { |
307 | 113 if ((pos + len) > arr.length) { |
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114 resize(arr.length + len + 32); |
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115 } |
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116 |
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117 System.arraycopy(buff, off, arr, pos, len); |
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118 pos += len; |
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119 } |
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120 |
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121 public void writeString(byte[] buff, int off, int len) { |
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122 writeUINT32(len); |
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123 writeBytes(buff, off, len); |
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124 } |
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125 |
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126 public void writeString(String v) { |
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127 byte[] b = StringEncoder.GetBytes(v); |
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128 writeUINT32(b.length); |
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129 writeBytes(b, 0, b.length); |
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130 } |
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131 |
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132 public void writeString(String v, String charsetName) throws UnsupportedEncodingException { |
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133 byte[] b = (charsetName == null) ? StringEncoder.GetBytes(v) : v.getBytes(charsetName); |
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134 writeUINT32(b.length); |
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135 writeBytes(b, 0, b.length); |
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136 } |
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137 |
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138 public void writeNameList(String v[]) { |
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139 StringBuilder sb = new StringBuilder(); |
307 | 140 |
141 for (int i = 0; i < v.length; i++) { | |
142 if (i > 0) { | |
273
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143 sb.append(','); |
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144 } |
307 | 145 |
273
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146 sb.append(v[i]); |
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diff
changeset
|
147 } |
307 | 148 |
273
91a31873c42a
start conversion from trilead to ganymed
Carl Byington <carl@five-ten-sg.com>
parents:
diff
changeset
|
149 writeString(sb.toString()); |
91a31873c42a
start conversion from trilead to ganymed
Carl Byington <carl@five-ten-sg.com>
parents:
diff
changeset
|
150 } |
91a31873c42a
start conversion from trilead to ganymed
Carl Byington <carl@five-ten-sg.com>
parents:
diff
changeset
|
151 } |