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
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
|
#define __SYSCALL_LL_E(x) (x)
#define __SYSCALL_LL_O(x) (x)
__attribute__((visibility("hidden")))
long (__syscall)(long, ...);
#define SYSCALL_RLIM_INFINITY (-1UL/2)
#if _MIPSEL || __MIPSEL || __MIPSEL__
#define __stat_fix(st) ((st),(void)0)
#else
#include <sys/stat.h>
static inline void __stat_fix(long p)
{
struct stat *st = (struct stat *)p;
st->st_dev >>= 32;
st->st_rdev >>= 32;
}
#endif
#ifndef __clang__
static inline long __syscall0(long n)
{
register long r7 __asm__("$7");
register long r2 __asm__("$2");
__asm__ __volatile__ (
"addu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7)
: "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
"$14", "$15", "$24", "$25", "hi", "lo", "memory");
return r7 ? -r2 : r2;
}
static inline long __syscall1(long n, long a)
{
register long r4 __asm__("$4") = a;
register long r7 __asm__("$7");
register long r2 __asm__("$2");
__asm__ __volatile__ (
"addu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7),
"r"(r4)
: "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
"$14", "$15", "$24", "$25", "hi", "lo", "memory");
return r7 ? -r2 : r2;
}
static inline long __syscall2(long n, long a, long b)
{
register long r4 __asm__("$4") = a;
register long r5 __asm__("$5") = b;
register long r7 __asm__("$7");
register long r2 __asm__("$2");
__asm__ __volatile__ (
"addu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7),
"r"(r4), "r"(r5)
: "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
"$14", "$15", "$24", "$25", "hi", "lo", "memory");
if (r7) return -r2;
long ret = r2;
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(b);
return ret;
}
static inline long __syscall3(long n, long a, long b, long c)
{
register long r4 __asm__("$4") = a;
register long r5 __asm__("$5") = b;
register long r6 __asm__("$6") = c;
register long r7 __asm__("$7");
register long r2 __asm__("$2");
__asm__ __volatile__ (
"addu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7),
"r"(r4), "r"(r5), "r"(r6)
: "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
"$14", "$15", "$24", "$25", "hi", "lo", "memory");
if (r7) return -r2;
long ret = r2;
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(b);
return ret;
}
static inline long __syscall4(long n, long a, long b, long c, long d)
{
register long r4 __asm__("$4") = a;
register long r5 __asm__("$5") = b;
register long r6 __asm__("$6") = c;
register long r7 __asm__("$7") = d;
register long r2 __asm__("$2");
__asm__ __volatile__ (
"addu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7),
"r"(r4), "r"(r5), "r"(r6)
: "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
"$14", "$15", "$24", "$25", "hi", "lo", "memory");
if (r7) return -r2;
long ret = r2;
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(b);
if (n == SYS_fstatat) __stat_fix(c);
return ret;
}
#else
static inline long __syscall0(long n)
{
return (__syscall)(n);
}
static inline long __syscall1(long n, long a)
{
return (__syscall)(n, a);
}
static inline long __syscall2(long n, long a, long b)
{
long r2 = (__syscall)(n, a, b);
if (r2 > -4096UL) return r2;
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(b);
return r2;
}
static inline long __syscall3(long n, long a, long b, long c)
{
long r2 = (__syscall)(n, a, b, c);
if (r2 > -4096UL) return r2;
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(b);
return r2;
}
static inline long __syscall4(long n, long a, long b, long c, long d)
{
long r2 = (__syscall)(n, a, b, c, d);
if (r2 > -4096UL) return r2;
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(b);
if (n == SYS_fstatat) __stat_fix(c);
return r2;
}
#endif
static inline long __syscall5(long n, long a, long b, long c, long d, long e)
{
long r2 = (__syscall)(n, a, b, c, d, e);
if (r2 > -4096UL) return r2;
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(b);
if (n == SYS_fstatat) __stat_fix(c);
return r2;
}
static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
{
long r2 = (__syscall)(n, a, b, c, d, e, f);
if (r2 > -4096UL) return r2;
if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(b);
if (n == SYS_fstatat) __stat_fix(c);
return r2;
}
#define VDSO_USEFUL
#define VDSO_CGT_SYM "__vdso_clock_gettime"
#define VDSO_CGT_VER "LINUX_2.6"
|
