user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<validate_sys_macaddr>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    $0x0,%ebx
  test   %rdi,%rdi
  je     L57
  mov    %rdi,%rbp
  call   <validate_macaddr@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  jne    L82
L57:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L113
  mov    %ebx,%eax
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  ret
L82:
  mov    %rsp,%rdx
  lea    0x4(%rsp),%rcx
  lea    0x14(%rsp),%rax
  push   %rax
  lea    0x18(%rsp),%rax
  push   %rax
  lea    0x1c(%rsp),%r9
  lea    0x18(%rsp),%r8
  lea    D32(%rip),%rsi
  mov    %rbp,%rdi
  call   <sscanf@plt>
  add    $0x10,%rsp
  cmp    $0x6,%eax
  jne    L108
  mov    (%rsp),%esi
  mov    %esi,%ebx
  and    $0x1,%ebx
  jne    L3
  mov    0x4(%rsp),%eax
  cmpl   $0x5e,0x8(%rsp)
  je     L54
L92:
  mov    %rsp,%rax
  lea    0x18(%rsp),%rdx
L95:
  add    (%rax),%ebx
  add    $0x4,%rax
  cmp    %rdx,%rax
  jne    L95
  test   %ebx,%ebx
  je     L20
  mov    $0x1,%ebx
  jmp    L57
L108:
  lea    D18(%rip),%rdi
  call   <puts@plt>
  mov    $0x0,%ebx
  jmp    L57
L3:
  sub    $0x8,%rsp
  mov    0x1c(%rsp),%eax
  push   %rax
  mov    0x20(%rsp),%r9d
  mov    0x1c(%rsp),%r8d
  mov    0x18(%rsp),%ecx
  mov    0x14(%rsp),%edx
  lea    D4(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x10,%rsp
  mov    $0x0,%ebx
  jmp    L57
L54:
  or     %eax,%esi
  or     0xc(%rsp),%esi
  mov    %esi,%ebp
  jne    L92
  cmpl   $0x1,0x10(%rsp)
  jne    L92
  sub    $0x8,%rsp
  mov    0x1c(%rsp),%eax
  push   %rax
  mov    $0x1,%r9d
  mov    $0x0,%r8d
  mov    $0x5e,%ecx
  mov    $0x0,%edx
  mov    $0x0,%esi
  lea    D46(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x10,%rsp
  mov    %ebp,%ebx
  jmp    L57
L20:
  lea    D41(%rip),%rdi
  call   <puts@plt>
  jmp    L57
L113:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: label: D32
type_guessed: string
name: retrieve_data
arguments: label: D18
type_guessed: string
name: retrieve_data
arguments: label: D4
type_guessed: string
name: retrieve_data
arguments: label: D46
type_guessed: string
name: retrieve_data
arguments: label: D41
type_guessed: string

tool: D32: %x:%x:%x:%x:%x:%x

tool: D18: Error: wrong number of octets

tool: D4: Error: %x:%x:%x:%x:%x:%x is a multicast address


tool: D46: Error: %x:%x:%x:%x:%x:%x is a vrrp mac address


tool: D41: Error: zero is not a valid address

assistant: ```c
int validate_sys_macaddr(const char *str) {
  if (!str)
    return 0;
  if (!validate_macaddr(str))
    return 0;
  int a[6];
  int sum = 0;
  if (sscanf(str, "%x:%x:%x:%x:%x:%x", &a[0], &a[1], &a[2], &a[3], &a[4], &a[5]) != 6) {
    printf("Error: wrong number of octets\n");
    return 0;
  }
  if (a[0] & 1) {
    printf("Error: %x:%x:%x:%x:%x:%x is a multicast address\n", a[0], a[1], a[2], a[3], a[4], a[5]);
    return 0;
  }
  if ((a[0] == 0) && (a[1] == 0) && (a[2] == 94) && (a[3] == 0) && (a[4] == 1)) {
    printf("Error: %x:%x:%x:%x:%x:%x is a vrrp mac address\n", a[0], a[1], a[2], a[3], a[4], a[5]);
    return 0;
  }
  int i;
  for (i = 0; i < 6; ++i) {
    sum += a[i];
  }
  if (sum == 0) {
    printf("Error: zero is not a valid address\n");
    return 0;
  }
  return 1;
}
```