user: 下面的汇编指令对应的C源代码是什么:

```asm
<decode_dns_response>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%rdi
  mov    %rdx,0x18(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  call   <strlen@plt>
  mov    %eax,%ebx
  lea    0x6(%rbp),%rdi
  call   <decode2short@plt>
  movslq %ebx,%rdx
  lea    0x12(%rbp,%rdx,1),%rbx
  movswl %ax,%r15d
  test   %r15d,%r15d
  jle    L27
  mov    $0x0,%r13d
  lea    0x2(%rdx),%rax
  mov    %rax,0x8(%rsp)
L23:
  movsbl (%rbx),%eax
  and    $0xc0,%eax
  lea    0x2(%rbx),%rbp
  add    0x8(%rsp),%rbx
  cmp    $0xc0,%eax
  cmovne %rbx,%rbp
  mov    %rbp,%rdi
  call   <decode2short@plt>
  mov    %rax,%r14
  lea    0x8(%rbp),%rdi
  call   <decode2short@plt>
  mov    %rax,%r12
  mov    %eax,0x10(%rsp)
  lea    0xa(%rbp),%rbx
  cmp    $0x1,%r14w
  je     L59
  movslq %eax,%r12
  add    %r12,%rbx
L70:
  add    $0x1,%r13d
  cmp    %r15d,%r13d
  jne    L23
L27:
  mov    0x38(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L97
  add    $0x48,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L59:
  mov    $0x100,%esi
  mov    0x18(%rsp),%rdi
  call   <bzero@plt>
  test   %r12d,%r12d
  jle    L70
  lea    -0x1(%r12),%eax
  lea    0x1(%rax),%rcx
  mov    %rcx,0x20(%rsp)
  mov    $0x0,%r12d
  lea    0x34(%rsp),%r14
  mov    0x10(%rsp),%ecx
  sub    $0x1,%ecx
  mov    %rbx,0x10(%rsp)
  mov    %r13d,0x28(%rsp)
  mov    %r15d,0x2c(%rsp)
  mov    %rax,%r13
  mov    0x18(%rsp),%rbx
  mov    %ecx,%r15d
  jmp    L74
L95:
  lea    0x1(%r12),%rax
  cmp    %r13,%r12
  je     L4
  mov    %rax,%r12
L74:
  movsbl 0xa(%rbp,%r12,1),%edx
  movzbl %dl,%eax
  test   %edx,%edx
  cmovle %eax,%edx
  lea    D1(%rip),%rsi
  mov    %r14,%rdi
  call   <sprintf@plt>
  mov    %r14,%rsi
  mov    %rbx,%rdi
  call   <strcat@plt>
  cmp    %r12d,%r15d
  jle    L95
  lea    D16(%rip),%rsi
  mov    %rbx,%rdi
  call   <strcat@plt>
  jmp    L95
L4:
  mov    0x10(%rsp),%rbx
  mov    0x28(%rsp),%r13d
  mov    0x2c(%rsp),%r15d
  add    0x20(%rsp),%rbx
  jmp    L70
L97:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D1
type_guessed: string
name: disassemble_data
arguments: data_label: D16
type_guessed: string

tool: D1: %d

tool: D16: .

assistant: ```c
void decode_dns_response(char *buffer, const char *hostna, char *ip) {
  int h_len = strlen(hostna);
  char *p = buffer + 6;
  short qncount = decode2short(p);
  p = buffer + 1 + 12 + h_len + 1 + 4;
  int i;
  for (i = 0; i < qncount; i++) {
    char flag = p[0];
    if ((flag & 0xc0) == 0xc0) {
      p += 2;
    } else {
      p += 1 + h_len + 1;
    }
    short query_type = decode2short(p);
    p += 8;
    int data_len = decode2short(p);
    p += 2;
    if (query_type == 0x0001) {
      bzero(ip, 256);
      int j;
      for (j = 0; j < data_len; j++) {
        int v = p[0];
        v = v > 0 ? v : 0x0ff & v;
        char tmp[4];
        sprintf(tmp, "%d", v);
        strcat(ip, tmp);
        if (j < data_len - 1) {
          strcat(ip, ".");
        }
        p++;
      }
    } else {
      p += data_len;
    }
  }
}
```