user: 这段汇编代码用C语言表示是什么样的：

```asm
<cmd_zero>:
  endbr64
  push   %r14
  push   %r13
  mov    %rdi,%r13
  mov    %rdx,%rdi
  push   %r12
  mov    %rsi,%r12
  lea    D62(%rip),%rsi
  push   %rbp
  mov    %rdx,%rbp
  sub    $0x98,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x88(%rsp)
  xor    %eax,%eax
  call   <strcasecmp@plt>
  test   %eax,%eax
  je     L60
  lea    D107(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcasecmp@plt>
  test   %eax,%eax
  je     L63
  lea    D26(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcasecmp@plt>
  test   %eax,%eax
  je     L144
  lea    D87(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcasecmp@plt>
  test   %eax,%eax
  je     L178
  lea    D28(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcasecmp@plt>
  test   %eax,%eax
  jne    L117
  mov    %rsp,%r14
  mov    $0x81,%edx
  mov    %r13,%rdi
  mov    %r14,%rsi
  call   <atrf_buf_read@plt>
  mov    %eax,%ebp
  test   %eax,%eax
  js     L135
  mov    %eax,%edx
  lea    D31(%rip),%rsi
  mov    %r12,%rdi
  xor    %eax,%eax
  call   <netio_printf@plt>
  mov    %eax,%r8d
  mov    $0xffffffff,%eax
  test   %r8d,%r8d
  js     L28
  movslq %ebp,%rax
  lea    0x1(%rbp),%edx
  mov    %r14,%rsi
  mov    %r12,%rdi
  movb   $0xa,(%rsp,%rax,1)
  call   <netio_write@plt>
L28:
  mov    0x88(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L95
  add    $0x98,%rsp
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax)
L60:
  mov    $0x1,%esi
  mov    %r13,%rdi
  call   <atrf_driver_spec@plt>
  mov    %rax,%rdx
  test   %rax,%rax
  je     L180
  mov    0x88(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L95
  add    $0x98,%rsp
  mov    %r12,%rdi
  lea    D3(%rip),%rsi
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  jmp    1140 <netio_printf@plt>
  nop
L117:
  mov    0x88(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L95
  lea    D90(%rip),%rsi
L49:
  add    $0x98,%rsp
  mov    %r12,%rdi
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  jmp    1140 <netio_printf@plt>
  nopw   0x0(%rax,%rax,1)
L144:
  mov    %r13,%rdi
  call   <atrf_reset_rf@plt>
  mov    0x88(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L95
L185:
  lea    D13(%rip),%rsi
  jmp    L49
  nopl   0x0(%rax)
L63:
  mov    %r13,%rdi
  call   <atrf_reset@plt>
  mov    0x88(%rsp),%rax
  sub    %fs:0x28,%rax
  je     L185
L95:
  call   <__stack_chk_fail@plt>
L180:
  mov    0x88(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L95
  lea    D2(%rip),%rsi
  jmp    L49
  nop
L178:
  mov    %r13,%rdi
  call   <atrf_test_mode@plt>
  mov    0x88(%rsp),%rax
  sub    %fs:0x28,%rax
  je     L185
  jmp    L95
  nopl   (%rax)
L135:
  lea    D95(%rip),%rsi
  mov    %r12,%rdi
  xor    %eax,%eax
  call   <netio_printf@plt>
  jmp    L28
```

tool_calls: name: disassemble_data
arguments: data_tag: D62
datatype: string
name: disassemble_data
arguments: data_tag: D107
datatype: string
name: disassemble_data
arguments: data_tag: D26
datatype: string
name: disassemble_data
arguments: data_tag: D87
datatype: string
name: disassemble_data
arguments: data_tag: D28
datatype: string
name: disassemble_data
arguments: data_tag: D31
datatype: string
name: disassemble_data
arguments: data_tag: D3
datatype: string
name: disassemble_data
arguments: data_tag: D90
datatype: string
name: disassemble_data
arguments: data_tag: D13
datatype: string
name: disassemble_data
arguments: data_tag: D2
datatype: string
name: disassemble_data
arguments: data_tag: D95
datatype: string

tool: D62: spec

tool: D107: reset

tool: D26: reset_rf

tool: D87: test

tool: D28: read

tool: D31: +%d 

tool: D3: +%s


tool: D90: -unrecognized command


tool: D13: +


tool: D2: -can't obtain specification


tool: D95: -I/O error


assistant: ```c
int cmd_zero(struct atrf_dsc *dsc, struct netio *netio, const char *cmd) {
  if (!strcasecmp(cmd, "spec")) {
    const char *spec = atrf_driver_spec(dsc, 1);
    if (spec)
      return netio_printf(netio, "+%s\n", spec);
    else
      return netio_printf(netio, "-can't obtain specification\n");
  }
  if (!strcasecmp(cmd, "reset")) {
    atrf_reset(dsc);
    return netio_printf(netio, "+\n");
  }
  if (!strcasecmp(cmd, "reset_rf")) {
    atrf_reset_rf(dsc);
    return netio_printf(netio, "+\n");
  }
  if (!strcasecmp(cmd, "test")) {
    atrf_test_mode(dsc);
    return netio_printf(netio, "+\n");
  }
  if (!strcasecmp(cmd, "read")) {
    uint8_t buf[128 + 1];
    int got;
    got = atrf_buf_read(dsc, buf, sizeof(buf));
    if (got < 0)
      return netio_printf(netio, "-I/O error\n");
    if (netio_printf(netio, "+%d ", got) < 0)
      return -1;
    buf[got] = '\n';
    return netio_write(netio, buf, got + 1);
  }
  return netio_printf(netio, "-unrecognized command\n");
}
```