2 * Copyright (C) 2004 Jeff Dike (jdike@addtoit.com)
3 * Licensed under the GPL
6 #ifndef __SYSDEP_STUB_H
7 #define __SYSDEP_STUB_H
9 #include <asm/ptrace.h>
10 #include <asm/unistd.h>
12 extern void stub_segv_handler(int sig);
13 extern void stub_clone_handler(void);
15 #define STUB_SYSCALL_RET EAX
16 #define STUB_MMAP_NR __NR_mmap2
17 #define MMAP_OFFSET(o) ((o) >> PAGE_SHIFT)
19 static inline long stub_syscall1(long syscall, long arg1)
23 __asm__ volatile ("int $0x80" : "=a" (ret) : "0" (syscall), "b" (arg1));
28 static inline long stub_syscall2(long syscall, long arg1, long arg2)
32 __asm__ volatile ("int $0x80" : "=a" (ret) : "0" (syscall), "b" (arg1),
38 static inline long stub_syscall3(long syscall, long arg1, long arg2, long arg3)
42 __asm__ volatile ("int $0x80" : "=a" (ret) : "0" (syscall), "b" (arg1),
43 "c" (arg2), "d" (arg3));
48 static inline long stub_syscall4(long syscall, long arg1, long arg2, long arg3,
53 __asm__ volatile ("int $0x80" : "=a" (ret) : "0" (syscall), "b" (arg1),
54 "c" (arg2), "d" (arg3), "S" (arg4));
59 static inline long stub_syscall5(long syscall, long arg1, long arg2, long arg3,
64 __asm__ volatile ("int $0x80" : "=a" (ret) : "0" (syscall), "b" (arg1),
65 "c" (arg2), "d" (arg3), "S" (arg4), "D" (arg5));
70 static inline long stub_syscall6(long syscall, long arg1, long arg2, long arg3,
71 long arg4, long arg5, long arg6)
75 __asm__ volatile ("push %%ebp ; movl %%eax,%%ebp ; movl %1,%%eax ; "
76 "int $0x80 ; pop %%ebp"
78 : "g" (syscall), "b" (arg1), "c" (arg2), "d" (arg3),
79 "S" (arg4), "D" (arg5), "0" (arg6));
84 static inline void trap_myself(void)