user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <pipe@plt>
  mov    $0x0,%eax
  call   <fork@plt>
  test   %rax,%rax
  je     L62
  mov    -0x20(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    -0x1c(%rbp),%eax
  mov    $0x1,%esi
  mov    %eax,%edi
  call   <dup2@plt>
  mov    $0x0,%r9d
  lea    D24(%rip),%r8
  lea    D130(%rip),%rax
  mov    %rax,%rcx
  lea    D16(%rip),%rax
  mov    %rax,%rdx
  lea    D86(%rip),%rax
  mov    %rax,%rsi
  lea    D86(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <execlp@plt>
  jmp    L47
L62:
  mov    -0x1c(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    -0x20(%rbp),%eax
  mov    $0x0,%esi
  mov    %eax,%edi
  call   <dup2@plt>
  lea    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <pipe@plt>
  mov    $0x0,%eax
  call   <fork@plt>
  test   %rax,%rax
  je     L13
  mov    -0x18(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    -0x14(%rbp),%eax
  mov    $0x1,%esi
  mov    %eax,%edi
  call   <dup2@plt>
  mov    $0x0,%r8d
  lea    D3(%rip),%rax
  mov    %rax,%rcx
  lea    D116(%rip),%rax
  mov    %rax,%rdx
  lea    D48(%rip),%rax
  mov    %rax,%rsi
  lea    D48(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <execlp@plt>
  jmp    L47
L13:
  mov    -0x14(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    -0x18(%rbp),%eax
  mov    $0x0,%esi
  mov    %eax,%edi
  call   <dup2@plt>
  lea    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <pipe@plt>
  mov    $0x0,%eax
  call   <fork@plt>
  test   %rax,%rax
  je     L41
  mov    -0x10(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    -0xc(%rbp),%eax
  mov    $0x1,%esi
  mov    %eax,%edi
  call   <dup2@plt>
  mov    $0x0,%edx
  lea    D30(%rip),%rax
  mov    %rax,%rsi
  lea    D30(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <execlp@plt>
  jmp    L47
L41:
  mov    -0xc(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    -0x10(%rbp),%eax
  mov    $0x0,%esi
  mov    %eax,%edi
  call   <dup2@plt>
  mov    $0x0,%ecx
  lea    D85(%rip),%rax
  mov    %rax,%rdx
  lea    D98(%rip),%rax
  mov    %rax,%rsi
  lea    D98(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <execlp@plt>
L47:
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L10
  call   <__stack_chk_fail@plt>
L10:
  leave
  ret
```

tool_calls: name: read_data
arguments: tag: D24
type_guessed: string
name: read_data
arguments: tag: D130
type_guessed: string
name: read_data
arguments: tag: D16
type_guessed: string
name: read_data
arguments: tag: D86
type_guessed: string
name: read_data
arguments: tag: D3
type_guessed: string
name: read_data
arguments: tag: D116
type_guessed: string
name: read_data
arguments: tag: D48
type_guessed: string
name: read_data
arguments: tag: D30
type_guessed: string
name: read_data
arguments: tag: D85
type_guessed: string
name: read_data
arguments: tag: D98
type_guessed: string

tool: D24: /etc/passwd

tool: D130: ^#

tool: D16: -v

tool: D86: grep

tool: D3: -d:

tool: D116: -f7

tool: D48: cut

tool: D30: uniq

tool: D85: -l

tool: D98: wc

assistant: ```c
int main() {
  int fd[2];
  pipe(fd);
  if (fork() != 0) {
    close(fd[0]);
    dup2(fd[1], 1);
    execlp("grep", "grep", "-v", "^#", "/etc/passwd", NULL);
  } else {
    close(fd[1]);
    dup2(fd[0], 0);
    int fd2[2];
    pipe(fd2);
    if (fork() != 0) {
      close(fd2[0]);
      dup2(fd2[1], 1);
      execlp("cut", "cut", "-f7", "-d:", NULL);
    } else {
      close(fd2[1]);
      dup2(fd2[0], 0);
      int fd3[2];
      pipe(fd3);
      if (fork() != 0) {
        close(fd3[0]);
        dup2(fd3[1], 1);
        execlp("uniq", "uniq", NULL);
      } else {
        close(fd3[1]);
        dup2(fd3[0], 0);
        execlp("wc", "wc", "-l", NULL);
      }
    }
  }
}
```