user: 这段汇编代码用C语言表示是什么样的?

```asm
<udev_node_add>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x428,%rsp
  mov    %rdi,%rbx
  mov    %esi,%r12d
  mov    %edx,%r13d
  mov    %ecx,%r14d
  mov    %fs:0x28,%rax
  mov    %rax,0x418(%rsp)
  xor    %eax,%eax
  call   <udev_device_get_udev@plt>
  mov    %rax,%rbp
  mov    %rbx,%rdi
  call   <udev_device_get_devnum@plt>
  mov    %eax,%edi
  call   <minor@plt>
  mov    %eax,%r15d
  mov    %rbx,%rdi
  call   <udev_device_get_devnum@plt>
  mov    %eax,%edi
  call   <major@plt>
  mov    %eax,0xc(%rsp)
  mov    %rbx,%rdi
  call   <udev_device_get_devnode@plt>
  mov    %eax,%edx
  push   %r14
  push   %r13
  mov    %r12d,%r9d
  mov    %r15d,%r8d
  mov    0x1c(%rsp),%ecx
  lea    D23(%rip),%rsi
  mov    %rbp,%rdi
  call   <udev_log_null@plt>
  mov    %r14d,%r8d
  mov    %r13d,%ecx
  mov    %r12d,%edx
  mov    $0x0,%esi
  mov    %rbx,%rdi
  call   <udev_node_mknod@plt>
  add    $0x10,%rsp
  test   %rax,%rax
  jne    L7
  mov    %rbx,%rdi
  call   <udev_device_get_devnum@plt>
  mov    %eax,%edi
  call   <minor@plt>
  mov    %eax,%r15d
  mov    %rbx,%rdi
  call   <udev_device_get_devnum@plt>
  mov    %eax,%edi
  call   <major@plt>
  mov    %eax,%r14d
  mov    %rbx,%rdi
  call   <udev_device_get_subsystem@plt>
  mov    %eax,%edi
  lea    D41(%rip),%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  lea    D41(%rip),%r12
  lea    D40(%rip),%rax
  cmovne %rax,%r12
  mov    %rbp,%rdi
  call   <udev_get_dev_path@plt>
  mov    %rax,%rcx
  lea    0x10(%rsp),%r13
  sub    $0x8,%rsp
  push   %r15
  mov    %r14d,%r9d
  mov    %r12,%r8
  lea    D0(%rip),%rdx
  mov    $0x400,%esi
  mov    %r13,%rdi
  call   <snprintf@plt>
  mov    %rbx,%rdi
  call   <udev_device_get_devnode@plt>
  mov    %eax,%esi
  mov    %r13,%rdx
  mov    %rbp,%rdi
  call   <node_symlink@plt>
  mov    %rbx,%rdi
  call   <udev_device_get_devlinks_list_entry@plt>
  mov    %rax,%r12
  add    $0x10,%rsp
  test   %rax,%rax
  jne    L12
  mov    $0x0,%eax
  jmp    L68
L61:
  mov    %r12,%rdi
  call   <udev_list_entry_get_name@plt>
  mov    %rax,%rsi
  mov    $0x1,%edx
  mov    %rbx,%rdi
  call   <link_update@plt>
L74:
  mov    %r12,%rdi
  call   <udev_list_entry_get_next@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L52
L12:
  mov    %r12,%rdi
  call   <udev_list_entry_get_num@plt>
  test   %rax,%rax
  je     L61
  mov    %r12,%rdi
  call   <udev_list_entry_get_name@plt>
  mov    %rax,%r13
  mov    %rbx,%rdi
  call   <udev_device_get_devnode@plt>
  mov    %eax,%esi
  mov    %r13,%rdx
  mov    %rbp,%rdi
  call   <node_symlink@plt>
  jmp    L74
L52:
  mov    $0x0,%eax
L68:
  mov    0x418(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L26
  add    $0x428,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L7:
  mov    $0xffffffff,%eax
  jmp    L68
L26:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D23
type: string
name: disassemble_data
arguments: data_label: D41
type: string
name: disassemble_data
arguments: data_label: D40
type: string
name: disassemble_data
arguments: data_label: D0
type: string

tool: D23: creating device node '%s', devnum=%d:%d, mode=%#o, uid=%d, gid=%d


tool: D41: block

tool: D40: char

tool: D0: %s/%s/%u:%u

assistant: ```c
int udev_node_add(struct udev_device *dev, mode_t mode, uid_t uid, gid_t gid) {
  struct udev *udev = udev_device_get_udev(dev);
  char filename[1024];
  struct udev_list_entry *list_entry;
  int err = 0;
  udev_log_null(udev, "creating device node '%s', devnum=%d:%d, mode=%#o, uid=%d, gid=%d\n", udev_device_get_devnode(dev), major(udev_device_get_devnum(dev)), minor(udev_device_get_devnum(dev)), mode, uid, gid);
  if (udev_node_mknod(dev, NULL, mode, uid, gid) != 0) {
    err = -1;
    goto exit;
  }
  snprintf(filename, sizeof(filename), "%s/%s/%u:%u", udev_get_dev_path(udev), strcmp(udev_device_get_subsystem(dev), "block") == 0 ? "block" : "char", major(udev_device_get_devnum(dev)), minor(udev_device_get_devnum(dev)));
  node_symlink(udev, udev_device_get_devnode(dev), filename);
  for (list_entry = udev_device_get_devlinks_list_entry(dev); list_entry != NULL; list_entry = udev_list_entry_get_next(list_entry)) {
    if (udev_list_entry_get_num(list_entry))
      node_symlink(udev, udev_device_get_devnode(dev), udev_list_entry_get_name(list_entry));
    else
      link_update(dev, udev_list_entry_get_name(list_entry), 1);
  }
exit:
  return err;
}
```