4741aa72 |
1 | /****************************************************************************** |
2 | * |
3 | * LDC2 source code |
4 | * |
5 | * $Date: 2007/03/26 01:00:40 $ |
6 | * $Author: hachti $ |
7 | * |
8 | * $Log: silent_code.cpp,v $ |
9 | * Revision 2.0 2007/03/26 01:00:40 hachti |
10 | * *** empty log message *** |
11 | * |
12 | * |
13 | ******************************************************************************/ |
14 | |
97b26985 |
15 | #include "silent_code.hh" |
16 | |
17 | //#include <stdio.h> |
18 | |
19 | unsigned char silent_demangle (unsigned char in) |
20 | { |
21 | if (in & 64) |
22 | switch (in) { |
23 | case 0174: |
24 | return 05; |
25 | break; |
26 | case 0374: |
27 | return 045; |
28 | break; |
29 | case 0175: |
30 | return 012; |
31 | break; |
32 | case 0375: |
33 | return 052; |
34 | break; |
35 | case 0176: |
36 | return 021; |
37 | break; |
38 | case 0376: |
39 | return 061; |
40 | break; |
41 | case 0177: |
42 | return 023; |
43 | break; |
44 | case 0377: |
45 | return 063; |
46 | break; |
47 | default: // Illegal branch |
48 | return 0; |
49 | break; |
50 | } else { |
51 | if (in & 128) |
52 | in |= 32; |
53 | return in; |
54 | } |
55 | return 0; // Never executed |
56 | } |
57 | |
58 | unsigned short combine466 (unsigned char *raw) { |
59 | unsigned short r1, r2, r3; |
60 | unsigned short result=0; |
61 | r1 = silent_demangle ((raw)[0]) & 017; |
62 | r2 = silent_demangle ((raw)[1]) & 077; |
63 | r3 = silent_demangle ((raw)[2]) & 077; |
64 | |
65 | result=r3; |
66 | result|=r2<<6; |
67 | result|=r1<<12; |
68 | // printf ("data: %02x %02x %02x %04x \n",r1,r2,r3,result); |
69 | return result; |
70 | } |
71 | |