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1 | package de.rmdir.ms2debounce; |
2 | ||
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3 | import java.io.InputStream; |
4 | import java.io.OutputStream; | |
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5 | import java.io.File; |
6 | ||
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7 | import android.content.Context; |
8 | ||
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9 | public class DebounceModuleHelper |
10 | { | |
5738a32f | 11 | private Context ctx; |
226a7d4d | 12 | |
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13 | public DebounceModuleHelper(Context context) { |
14 | ctx = context; | |
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15 | } |
16 | ||
17 | public void loadModule() { | |
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18 | loadModule(10); |
19 | } | |
20 | ||
21 | public void loadModule(int delay) { | |
22 | File debounce_ko = new File(ctx.getFilesDir() + "/debounce.ko"); | |
23 | ||
226a7d4d MG |
24 | extractModule(); |
25 | ||
40697a47 MG |
26 | // FIXME: Read settings from database... |
27 | ||
0ae502f6 | 28 | try { |
40697a47 | 29 | Process insmod = Runtime.getRuntime().exec(new String[]{"su","-c","/system/bin/insmod " + debounce_ko + " debounce_delay=" + delay}); |
0ae502f6 MG |
30 | insmod.waitFor(); |
31 | } catch (Exception e) {} | |
32 | } | |
33 | ||
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34 | public void unloadModule() { |
35 | try { | |
36 | Process rmmod = Runtime.getRuntime().exec(new String[]{"su","-c","/system/bin/rmmod debounce"}); | |
37 | rmmod.waitFor(); | |
38 | } catch (Exception e) {} | |
39 | } | |
40 | ||
226a7d4d | 41 | public boolean isLoaded() { |
0ae502f6 MG |
42 | return false; |
43 | } | |
226a7d4d | 44 | |
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45 | private synchronized void extractModule() { |
46 | File debounce_ko = new File(ctx.getFilesDir() + "/debounce.ko"); | |
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47 | |
48 | if (debounce_ko.exists()) { | |
49 | return; | |
50 | } | |
5738a32f MG |
51 | |
52 | try { | |
53 | InputStream apk = ctx.getAssets().open("debounce.ko"); | |
40697a47 MG |
54 | OutputStream mod = ctx.openFileOutput("debounce.ko.tmp", 0); |
55 | ||
56 | //I assume a page is 4k... | |
57 | byte buf[] = new byte[4096]; | |
58 | int bytes; | |
59 | ||
60 | while((bytes = apk.read(buf)) != -1) { | |
61 | mod.write(buf, 0, bytes); | |
62 | } | |
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63 | |
64 | apk.close(); | |
65 | mod.close(); | |
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66 | |
67 | File tmpfile = new File(debounce_ko + ".tmp"); | |
68 | tmpfile.renameTo(debounce_ko); | |
5738a32f | 69 | } catch (Exception e) {} |
226a7d4d | 70 | } |
0ae502f6 | 71 | } |