user: Demonstrate the C code that generates the assembly output below:

```asm
<revparseip>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x58,%rsp
  mov    %rdi,(%rsp)
  mov    %rsi,%rbx
  mov    %rdx,0x8(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x48(%rsp)
  xor    %eax,%eax
  lea    0x20(%rsp),%rdi
  mov    $0x1e,%edx
  mov    $0x0,%esi
  call   <memset@plt>
  movsbl 0x3(%rbx),%ecx
  movsbl 0x2(%rbx),%edx
  movsbl (%rbx),%esi
  lea    D52(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movsbl 0x3(%rbx),%ecx
  movsbl 0x2(%rbx),%edx
  movsbl (%rbx),%esi
  lea    D39(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movzbl (%rbx),%ebp
  test   %bpl,%bpl
  je     L35
  mov    $0x0,%r12d
  lea    0x20(%rsp),%r13
  lea    D57(%rip),%r15
  lea    D41(%rip),%r14
  jmp    L26
L20:
  mov    %rbx,%rbp
  jmp    L28
L52:
  mov    %r13,%rsi
  mov    %r14,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movzbl (%rbx),%ebp
  test   %bpl,%bpl
  je     L35
L26:
  movsbl %bpl,%esi
  movslq %r12d,%rax
  movb   $0x2e,0x20(%rsp,%rax,1)
  test   %esi,%esi
  jle    L20
  mov    $0x0,%eax
  movslq %r12d,%rcx
  add    %r13,%rcx
L27:
  movzbl 0x1(%rbx,%rax,1),%edx
  mov    %dl,0x1(%rcx,%rax,1)
  add    $0x1,%rax
  cmp    %eax,%esi
  jg     L27
  movsbl %bpl,%ebp
  add    %ebp,%r12d
  mov    %ebp,%ebp
  add    %rbx,%rbp
L28:
  lea    0x1(%rbp),%rbx
  add    $0x1,%r12d
  mov    %rbx,%rsi
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movsbl 0x1(%rbp),%eax
  and    $0xc0,%eax
  cmp    $0xc0,%eax
  jne    L52
  lea    D29(%rip),%rdi
  call   <puts@plt>
  lea    0x1e(%rsp),%rdi
  mov    $0x2,%edx
  mov    %rbx,%rsi
  call   <memcpy@plt>
  movswl 0x1e(%rsp),%edi
  call   <htons@plt>
  xor    $0xc000,%ax
  mov    %ax,0x1e(%rsp)
  movswq %ax,%rax
  mov    (%rsp),%rdi
  lea    (%rdi,%rax,1),%rbx
  jmp    L52
L35:
  lea    0x20(%rsp),%rbx
  mov    %rbx,%rsi
  lea    D41(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %rbx,%rdi
  call   <strlen@plt>
  mov    %eax,%edx
  mov    %rbx,%rsi
  mov    0x8(%rsp),%rdi
  call   <memcpy@plt>
  mov    0x48(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L30
  mov    $0x0,%eax
  add    $0x58,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L30:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D52
type: string
name: unpack_data
arguments: data_tag: D39
type: string
name: unpack_data
arguments: data_tag: D57
type: string
name: unpack_data
arguments: data_tag: D41
type: string
name: unpack_data
arguments: data_tag: D29
type: string

tool: D52: Reversep tmpptr = %x,%x,%x


tool: D39: Reversep ipptr = %x,%x,%x


tool: D57: Reversep tmpptr = %s


tool: D41: Str = %s


tool: D29: Pointer Found!

assistant: ```c
int revparseip(struct nserver *ns, char *ipstr, char *outip) {
  char tmp[30];
  char *tmpptr;
  int j, i = 0;
  short tmpsh;
  int lastcount;
  memset(tmp, 0x00, sizeof(tmp));
  tmpptr = ipstr;
  printf("Reversep tmpptr = %x,%x,%x\n", tmpptr[0], tmpptr[2], tmpptr[3]);
  printf("Reversep ipptr = %x,%x,%x\n", ipstr[0], ipstr[2], ipstr[3]);
  while (tmpptr[0] != 0x00) {
    lastcount = tmpptr[0];
    tmp[i] = '.';
    for (j = 0; j < lastcount; j++) {
      i++;
      tmpptr++;
      tmp[i] = tmpptr[0];
    }
    tmpptr++;
    i++;
    printf("Reversep tmpptr = %s\n", tmpptr);
    if ((tmpptr[0] & 0xc0) == 0xc0) {
      printf("Pointer Found!\n");
      memcpy((char *)&tmpsh, tmpptr, sizeof(tmpsh));
      tmpsh = (htons(tmpsh) ^ 0xc000);
      tmpptr = &((char *)ns)[tmpsh];
    }
    printf("Str = %s\n", tmp);
  }
  printf("Str = %s\n", tmp);
  memcpy(outip, tmp, strlen(tmp));
}
```