syscalls/clone.c

   1 /*
   2  * long sys_clone(unsigned long clone_flags, unsigned long newsp,
   3         void __user *parent_tid, void __user *child_tid, struct pt_regs *regs)
   4  * On success, the thread ID of the child process is returned in the caller's thread of execution.
   5  * On failure, -1 is returned in the caller's context, no child process will be created, and errno will be set appropriately.
   6  */
   7
   8 #include <linux/sched.h>
   9 #include "sanitise.h"
  10
  11 struct syscallentry syscall_clone = {
  12         .name = "clone",
  13         .num_args = 5,
  14         .flags = AVOID_SYSCALL,
  15         .arg1name = "clone_flags",
  16         .arg1type = ARG_LIST,
  17         .arg1list = {
  18                 .num = 23,
  19                 .values = { CSIGNAL,
  20                         CLONE_VM, CLONE_FS, CLONE_FILES, CLONE_SIGHAND,
  21                         CLONE_PTRACE, CLONE_VFORK, CLONE_PARENT, CLONE_THREAD,
  22                         CLONE_NEWNS, CLONE_SYSVSEM, CLONE_SETTLS, CLONE_PARENT_SETTID,
  23                         CLONE_CHILD_CLEARTID, CLONE_DETACHED, CLONE_UNTRACED, CLONE_CHILD_SETTID,
  24                         CLONE_NEWUTS, CLONE_NEWIPC, CLONE_NEWUSER, CLONE_NEWPID,
  25                         CLONE_NEWNET, CLONE_IO },
  26         },
  27         .arg2name = "newsp",
  28         .arg2type = ARG_ADDRESS,
  29         .arg3name = "parent_tid",
  30         .arg3type = ARG_ADDRESS,
  31         .arg4name = "child_tid",
  32         .arg4type = ARG_ADDRESS,
  33         .arg5name = "regs",
  34         .arg5type = ARG_ADDRESS,
  35         .rettype = RET_PID_T,
  36 };