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Update MediaWiki page '135 Protocol'

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S 2012-11-11 23:09:11 +00:00 committed by moparisthebest
parent 9707f9cdc0
commit 6c113ffcf2
1 changed files with 47 additions and 29 deletions
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135-Protocol.mediawiki
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@ -9,38 +9,56 @@ This page refers to the RSC #135 client revision.
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== '''Reference''' == == '''Reference''' ==
A lot of times, Util.longForName is referenced in the packets following: Player usernames are encoded and decoded as a long with the following methods:
<pre> <pre>
public static long longForName(String arg0) { public static long encode_37(String s) {
String s = ""; String s1 = "";
for (int i = 0; i < arg0.length(); i++) { for (int i = 0; i < s.length(); i++) {
char c = arg0.charAt(i); char c = s.charAt(i);
if (c >= 'a' && c <= 'z') if (c >= 'a' && c <= 'z')
s = s + c; s1 = s1 + c;
else if (c >= 'A' && c <= 'Z') else if (c >= 'A' && c <= 'Z')
s = s + (char) ((c + 97) - 65); s1 = s1 + (char) ((c + 97) - 65);
else if (c >= '0' && c <= '9') else if (c >= '0' && c <= '9')
s = s + c; s1 = s1 + c;
else else
s = s + ' '; s1 = s1 + ' ';
} }
s1 = s1.trim();
s = s.trim(); if (s1.length() > 12)
if (s.length() > 12) s1 = s1.substring(0, 12);
s = s.substring(0, 12);
long l = 0L; long l = 0L;
for (int j = 0; j < s.length(); j++) { for (int j = 0; j < s1.length(); j++) {
char c1 = s.charAt(j); char c1 = s1.charAt(j);
l *= 37L; l *= 37L;
if (c1 >= 'a' && c1 <= 'z') if (c1 >= 'a' && c1 <= 'z')
l += (1 + c1) - 97; l += (1 + c1) - 97;
else if (c1 >= '0' && c1 <= '9') else if (c1 >= '0' && c1 <= '9')
l += (27 + c1) - 48; l += (27 + c1) - 48;
} }
return l; return l;
} }
public static String decode_37(long l) {
String s = "";
while (l != 0L) {
int i = (int) (l % 37L);
l /= 37L;
if (i == 0) {
s = " " + s;
} else if (i < 27) {
if (l % 37L == 0L)
s = (char) ((i + 65) - 1) + s;
else
s = (char) ((i + 97) - 1) + s;
} else {
s = (char) ((i + 48) - 27) + s;
}
}
return s;
}
</pre> </pre>
== '''Packets''' == == '''Packets''' ==
Some 135 packets are documented ahead. First you will find the packets' body, then you will find a table (for easier reading) Some 135 packets are documented ahead. First you will find the packets' body, then you will find a table (for easier reading)