1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
// MIT License, Copyright (c) 2020 Marvin Borner
// Syscall implementation
#include <sys.h>
/**
* Definitions
*/
int sys0(enum sys num)
{
int a;
__asm__ volatile("int $0x80" : "=a"(a) : "0"(num));
return a;
}
int sys1(enum sys num, int d1)
{
int a;
__asm__ volatile("int $0x80" : "=a"(a) : "0"(num), "b"((int)d1));
return a;
}
int sys2(enum sys num, int d1, int d2)
{
int a;
__asm__ volatile("int $0x80" : "=a"(a) : "0"(num), "b"((int)d1), "c"((int)d2));
return a;
}
int sys3(enum sys num, int d1, int d2, int d3)
{
int a;
__asm__ volatile("int $0x80"
: "=a"(a)
: "0"(num), "b"((int)d1), "c"((int)d2), "d"((int)d3));
return a;
}
int sys4(enum sys num, int d1, int d2, int d3, int d4)
{
int a;
__asm__ volatile("int $0x80"
: "=a"(a)
: "0"(num), "b"((int)d1), "c"((int)d2), "d"((int)d3), "S"((int)d4));
return a;
}
int sys5(enum sys num, int d1, int d2, int d3, int d4, int d5)
{
int a;
__asm__ volatile("int $0x80"
: "=a"(a)
: "0"(num), "b"((int)d1), "c"((int)d2), "d"((int)d3), "S"((int)d4),
"D"((int)d5));
return a;
}
|
