nexmon – Blame information for rev 1

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1 office 1 /***************************************************************************
2 * *
3 * ########### ########### ########## ########## *
4 * ############ ############ ############ ############ *
5 * ## ## ## ## ## ## ## *
6 * ## ## ## ## ## ## ## *
7 * ########### #### ###### ## ## ## ## ###### *
8 * ########### #### # ## ## ## ## # # *
9 * ## ## ###### ## ## ## ## # # *
10 * ## ## # ## ## ## ## # # *
11 * ############ ##### ###### ## ## ## ##### ###### *
12 * ########### ########### ## ## ## ########## *
13 * *
14 * S E C U R E M O B I L E N E T W O R K I N G *
15 * *
16 * This file is part of NexMon. *
17 * *
18 * Copyright (c) 2016 NexMon Team *
19 * *
20 * NexMon is free software: you can redistribute it and/or modify *
21 * it under the terms of the GNU General Public License as published by *
22 * the Free Software Foundation, either version 3 of the License, or *
23 * (at your option) any later version. *
24 * *
25 * NexMon is distributed in the hope that it will be useful, *
26 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
27 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
28 * GNU General Public License for more details. *
29 * *
30 * You should have received a copy of the GNU General Public License *
31 * along with NexMon. If not, see <http://www.gnu.org/licenses/>. *
32 * *
33 **************************************************************************/
34  
35 #define BLPatch(name, func) \
36 __attribute__((naked)) void \
37 bl_ ## name(void) { asm("bl " #func "\n"); }
38  
39 #define BPatch(name, func) \
40 __attribute__((naked)) void \
41 b_ ## name(void) { asm("b " #func "\n"); }
42  
43 #define HookPatch4(name, func, inst) \
44 void b_ ## name(void); \
45 __attribute__((naked)) void \
46 hook_ ## name(void) \
47 { \
48 asm( \
49 "push {r0-r3,lr}\n" \
50 "bl " #func "\n" \
51 "pop {r0-r3,lr}\n" \
52 inst "\n" \
53 "b b_" #name " + 4\n" \
54 ); \
55 } \
56 __attribute__((naked)) void \
57 b_ ## name(void) { asm("b hook_" #name "\n"); }
58  
59 #define GenericPatch4(name, val) \
60 unsigned int gp4_ ## name = (unsigned int) (val);
61  
62 #define GenericPatch2(name, val) \
63 unsigned short gp2_ ## name = (unsigned short) (val);
64  
65 #define GenericPatch1(name, val) \
66 unsigned char gp1_ ## name = (unsigned char) (val);
67  
68 #define StringPatch(name, val) \
69 __attribute__((naked)) \
70 void str_ ## name(void) { asm(".ascii \"" val "\"\n.byte 0x00"); }
71  
72 #define Dummy(name) \
73 void dummy_ ## name(void) { ; }