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#1471 Adds support for Hytera Proprietary Long Data Service SMS messages. Resolves issue parsing Multi-Block CSBKs. (#1472)

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Co-authored-by: Dennis Sheirer <dsheirer@github.com>
This commit is contained in:
Denny Sheirer
2023-02-26 10:23:00 -05:00
committed by GitHub
parent 22ffb656be
commit 8355b7e3b9
131 changed files with 2643 additions and 754 deletions
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22
src/main/java/io/github/dsheirer/bits/BinaryMessage.java
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@@ -33,6 +33,8 @@ public class BinaryMessage extends BitSet
private static final int[] CHARACTER_7_BIT = new int[]{0, 1, 2, 3, 4, 5, 6};
private static final int[] CHARACTER_8_BIT = new int[]{0, 1, 2, 3, 4, 5, 6, 7};
private static final String UTF_8 = "UTF-8";
private static final String GB2312 = "GB2312";
/**
* Logical (ie constructed) size of this bitset, despite the actual size of
@@ -1236,6 +1238,26 @@ public class BinaryMessage extends BitSet
return new String(bytes, UTF_8);
}
/**
* Parse GB2312 Simplified Chinese Characters from the message starting at the offset.
* @param offset where to start parsing.
* @param characterCount number of characters to parse
* @return parsed message.
* @throws UnsupportedEncodingException if GB2312 encoding is not supported.
*/
public String parseGB2312(int offset, int characterCount) throws UnsupportedEncodingException
{
int length = characterCount * 2;
byte[] bytes = new byte[length];
for(int x = 0; x < length; x++)
{
bytes[x] = getByte(CHARACTER_8_BIT, x * 8 + offset);
}
return new String(bytes, GB2312);
}
/**
* Parse 16-bit unicode characters from the message starting at the offset.
* @param offset where to start parsing.