| /* |
| * Copyright (C) 2002 Jeff Dike (jdike@karaya.com) |
| * Licensed under the GPL |
| */ |
| |
| #ifndef __SKAS_H |
| #define __SKAS_H |
| |
| #include "mm_id.h" |
| #include "sysdep/ptrace.h" |
| |
| extern int userspace_pid[]; |
| extern int proc_mm, ptrace_faultinfo, ptrace_ldt; |
| extern int skas_needs_stub; |
| |
| extern void switch_threads(void *me, void *next); |
| extern void thread_wait(void *sw, void *fb); |
| extern void new_thread(void *stack, void **switch_buf_ptr, void **fork_buf_ptr, |
| void (*handler)(int)); |
| extern int start_idle_thread(void *stack, void *switch_buf_ptr, |
| void **fork_buf_ptr); |
| extern int user_thread(unsigned long stack, int flags); |
| extern void userspace(union uml_pt_regs *regs); |
| extern void new_thread_proc(void *stack, void (*handler)(int sig)); |
| extern void new_thread_handler(int sig); |
| extern void handle_syscall(union uml_pt_regs *regs); |
| extern int map(struct mm_id * mm_idp, unsigned long virt, |
| unsigned long len, int r, int w, int x, int phys_fd, |
| unsigned long long offset, int done, void **data); |
| extern int unmap(struct mm_id * mm_idp, void *addr, unsigned long len, |
| int done, void **data); |
| extern int protect(struct mm_id * mm_idp, unsigned long addr, |
| unsigned long len, int r, int w, int x, int done, |
| void **data); |
| extern void user_signal(int sig, union uml_pt_regs *regs, int pid); |
| extern int new_mm(unsigned long stack); |
| extern int start_userspace(unsigned long stub_stack); |
| extern int copy_context_skas0(unsigned long stack, int pid); |
| extern void get_skas_faultinfo(int pid, struct faultinfo * fi); |
| extern long execute_syscall_skas(void *r); |
| extern unsigned long current_stub_stack(void); |
| extern long run_syscall_stub(struct mm_id * mm_idp, |
| int syscall, unsigned long *args, long expected, |
| void **addr, int done); |
| extern long syscall_stub_data(struct mm_id * mm_idp, |
| unsigned long *data, int data_count, |
| void **addr, void **stub_addr); |
| |
| #endif |