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

```asm
<scan_tcp_address>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %rcx,-0x40(%rbp)
  mov    %r8,-0x48(%rbp)
  mov    -0x28(%rbp),%rax
  mov    $0x6,%edx
  lea    D14(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncasecmp@plt>
  test   %rax,%rax
  je     L76
  mov    -0x28(%rbp),%rax
  mov    $0x4,%edx
  lea    D16(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncasecmp@plt>
  test   %rax,%rax
  jne    L116
  mov    $0x4,%edx
  jmp    L104
L116:
  mov    $0x0,%edx
  jmp    L104
L76:
  mov    $0x6,%edx
L104:
  mov    -0x28(%rbp),%rax
  add    %rax,%rdx
  mov    -0x30(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x30(%rbp),%rax
  mov    (%rax),%rax
  mov    $0x3a,%esi
  mov    %rax,%rdi
  call   <strrchr@plt>
  mov    %rax,-0x18(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  jne    L60
  mov    -0x30(%rbp),%rax
  mov    (%rax),%rbx
  mov    -0x30(%rbp),%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cltq
  lea    (%rbx,%rax,1),%rdx
  mov    -0x38(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x38(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x30(%rbp),%rax
  mov    (%rax),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <could_be_hostname@plt>
  test   %eax,%eax
  jne    L36
  mov    $0x0,%eax
  jmp    L68
L36:
  mov    -0x40(%rbp),%rax
  movq   $0x0,(%rax)
  mov    -0x48(%rbp),%rax
  movq   $0x0,(%rax)
  jmp    L93
L60:
  mov    -0x38(%rbp),%rax
  mov    -0x18(%rbp),%rdx
  mov    %rdx,(%rax)
  mov    -0x38(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x30(%rbp),%rax
  mov    (%rax),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <could_be_hostname@plt>
  test   %eax,%eax
  jne    L7
  mov    $0x0,%eax
  jmp    L68
L7:
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    -0x40(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x48(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x48(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x40(%rbp),%rax
  mov    (%rax),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <could_be_servicename@plt>
  test   %eax,%eax
  jne    L93
  mov    $0x0,%eax
  jmp    L68
L93:
  mov    $0x1,%eax
L68:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

tool_calls: name: read_data
arguments: tag: D14
data_type: string
name: read_data
arguments: tag: D16
data_type: string

tool: D14: tcp://

tool: D16: tcp:

assistant: ```c
bool scan_tcp_address(char *s, char **server_s, char **server_e, char **port_s, char **port_e) {
  char *p;
  *server_s = s + (strncasecmp(s, "tcp://", 6) == 0 ? 6 : (strncasecmp(s, "tcp:", 4) == 0 ? 4 : 0));
  if ((p = strrchr(*server_s, ':')) == NULL) {
    *server_e = *server_s + strlen(*server_s);
    if (!could_be_hostname(*server_s, *server_e))
      return false;
    *port_s = NULL;
    *port_e = NULL;
  } else {
    if (!could_be_hostname(*server_s, *server_e = p))
      return false;
    *port_s = p + 1;
    *port_e = p + strlen(p);
    if (!could_be_servicename(*port_s, *port_e))
      return false;
  }
  return true;
}
```