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

```asm
<netLineFileMayOpen>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  call   <netUrlOpen@plt>
  test   %eax,%eax
  js     L22
  mov    %rbp,%rsi
  lea    D31(%rip),%rdi
  mov    %eax,%r12d
  movq   $0x0,0x10(%rsp)
  movl   $0x0,0xc(%rsp)
  call   <startsWith@plt>
  test   %rax,%rax
  je     L56
L42:
  lea    0x10(%rsp),%rcx
  lea    0xc(%rsp),%rdx
  mov    %rbp,%rsi
  mov    %r12d,%edi
  call   <netSkipHttpHeaderLinesHandlingRedirect@plt>
  xor    %r13d,%r13d
  test   %eax,%eax
  je     L119
  mov    0x10(%rsp),%rax
  test   %rax,%rax
  je     L8
  mov    0xc(%rsp),%r12d
  mov    %rax,%rbp
L8:
  mov    %rbp,%rdi
  call   <cloneString@plt>
  mov    %rbp,%rdi
  mov    %rax,%r13
  call   <strlen@plt>
  mov    %r13,%rsi
  mov    %rbp,%rdi
  mov    %eax,%edx
  call   <cgiDecode@plt>
  lea    D5(%rip),%rsi
  mov    %r13,%rdi
  call   <endsWith@plt>
  test   %rax,%rax
  je     L74
L66:
  mov    %r13,%rdi
L113:
  call   <freeMem@plt>
  mov    %r12d,%edx
  mov    $0x1,%esi
  mov    %rbp,%rdi
  call   <lineFileDecompressFd@plt>
  mov    %rax,%r13
L39:
  mov    0x10(%rsp),%rdi
  test   %rdi,%rdi
  je     L119
  call   <freeMem@plt>
L119:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L16
  add    $0x20,%rsp
  mov    %r13,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  cs nopw 0x0(%rax,%rax,1)
L56:
  mov    %rbp,%rsi
  lea    D54(%rip),%rdi
  call   <startsWith@plt>
  test   %rax,%rax
  jne    L42
  jmp    L8
  nopl   (%rax)
L74:
  lea    D13(%rip),%rsi
  mov    %r13,%rdi
  call   <endsWith@plt>
  test   %rax,%rax
  jne    L66
  mov    %r13,%rdi
  lea    D26(%rip),%rsi
  call   <endsWith@plt>
  mov    %r13,%rdi
  test   %rax,%rax
  jne    L113
  call   <freeMem@plt>
  mov    %r12d,%edx
  mov    $0x1,%esi
  mov    %rbp,%rdi
  call   <lineFileAttach@plt>
  mov    %rax,%r13
  jmp    L39
L22:
  mov    %rbp,%rsi
  lea    D38(%rip),%rdi
  xor    %r13d,%r13d
  call   <warn@plt>
  jmp    L119
L16:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D31
type: string
name: disassemble_data
arguments: data_label: D5
type: string
name: disassemble_data
arguments: data_label: D54
type: string
name: disassemble_data
arguments: data_label: D13
type: string
name: disassemble_data
arguments: data_label: D26
type: string
name: disassemble_data
arguments: data_label: D38
type: string

tool: D31: http://

tool: D5: .gz

tool: D54: https://

tool: D13: .Z

tool: D26: .bz2

tool: D38: Couldn't open %s

assistant: ```c
struct lineFile *netLineFileMayOpen(char *url) {
  int sd = netUrlOpen(url);
  if (sd < 0) {
    warn("Couldn't open %s", url);
    return NULL;
  } else {
    struct lineFile *lf = NULL;
    char *newUrl = NULL;
    int newSd = 0;
    if (startsWith("http://", url) || startsWith("https://", url)) {
      if (!netSkipHttpHeaderLinesHandlingRedirect(sd, url, &newSd, &newUrl)) {
        return NULL;
      }
      if (newUrl != NULL) {
        sd = newSd;
        url = newUrl;
      }
    }
    char *urlDecoded = cloneString(url);
    cgiDecode(url, urlDecoded, strlen(url));
    int isCompressed = (endsWith(urlDecoded, ".gz") || endsWith(urlDecoded, ".Z") || endsWith(urlDecoded, ".bz2"));
    freeMem(urlDecoded);
    if (isCompressed) {
      lf = lineFileDecompressFd(url, 1, sd);
    } else {
      lf = lineFileAttach(url, 1, sd);
    }
    if (newUrl)
      freeMem(newUrl);
    return lf;
  }
}
```