user: Please show me the C implementation that matches the assembly code listed below:

```asm
<for_1pipe>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x120,%rsp
  mov    %rdi,-0x108(%rbp)
  mov    %rsi,-0x110(%rbp)
  mov    %rdx,-0x118(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x108(%rbp),%rax
  mov    $0x20,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  je     L83
  lea    D15(%rip),%rax
  mov    %rax,-0xe8(%rbp)
  lea    D15(%rip),%rax
  mov    %rax,-0xd8(%rbp)
  mov    -0x108(%rbp),%rax
  mov    $0x20,%esi
  mov    %rax,%rdi
  call   <strrchr@plt>
  mov    %rax,-0xd0(%rbp)
  cmpq   $0x0,-0xd0(%rbp)
  je     L61
  mov    -0xd0(%rbp),%rax
  movb   $0x0,(%rax)
  mov    -0xd0(%rbp),%rax
  add    $0x1,%rax
  mov    %rax,-0xe8(%rbp)
L61:
  mov    -0x108(%rbp),%rax
  mov    %rax,-0xd8(%rbp)
  mov    -0xd8(%rbp),%rax
  mov    %rax,-0xb0(%rbp)
  mov    -0xe8(%rbp),%rax
  mov    %rax,-0xa8(%rbp)
  movq   $0x0,-0xa0(%rbp)
  jmp    L65
L83:
  mov    -0x108(%rbp),%rax
  mov    %rax,-0xb0(%rbp)
  movq   $0x0,-0xa8(%rbp)
L65:
  mov    -0x110(%rbp),%rax
  mov    $0x20,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  je     L60
  lea    D15(%rip),%rax
  mov    %rax,-0xe0(%rbp)
  lea    D15(%rip),%rax
  mov    %rax,-0xc8(%rbp)
  mov    -0x110(%rbp),%rax
  mov    $0x20,%esi
  mov    %rax,%rdi
  call   <strrchr@plt>
  mov    %rax,-0xc0(%rbp)
  cmpq   $0x0,-0xc0(%rbp)
  je     L74
  mov    -0xc0(%rbp),%rax
  movb   $0x0,(%rax)
  mov    -0xc0(%rbp),%rax
  add    $0x1,%rax
  mov    %rax,-0xe0(%rbp)
L74:
  mov    -0x110(%rbp),%rax
  mov    %rax,-0xc8(%rbp)
  mov    -0xc8(%rbp),%rax
  mov    %rax,-0x60(%rbp)
  mov    -0xe0(%rbp),%rax
  mov    %rax,-0x58(%rbp)
  movq   $0x0,-0x50(%rbp)
  jmp    L5
L60:
  mov    -0x110(%rbp),%rax
  mov    %rax,-0x60(%rbp)
  movq   $0x0,-0x58(%rbp)
L5:
  call   <fork@plt>
  mov    %eax,-0xf0(%rbp)
  cmpl   $0x0,-0xf0(%rbp)
  jne    L28
  lea    -0xb8(%rbp),%rax
  mov    %rax,%rdi
  call   <pipe@plt>
  call   <fork@plt>
  mov    %eax,-0xec(%rbp)
  cmpl   $0x0,-0xec(%rbp)
  jne    L25
  mov    $0x1,%edi
  call   <close@plt>
  mov    -0xb4(%rbp),%eax
  mov    $0x1,%esi
  mov    %eax,%edi
  call   <dup2@plt>
  mov    -0xb8(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    -0xb0(%rbp),%rax
  mov    -0x118(%rbp),%rdx
  lea    -0xb0(%rbp),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <execve@plt>
  mov    $0x0,%edi
  call   <exit@plt>
  jmp    L37
L25:
  mov    $0x0,%edi
  call   <close@plt>
  mov    -0xb8(%rbp),%eax
  mov    $0x0,%esi
  mov    %eax,%edi
  call   <dup2@plt>
  mov    -0xb4(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    -0x60(%rbp),%rax
  mov    -0x118(%rbp),%rdx
  lea    -0x60(%rbp),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <execve@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L37
L28:
  lea    -0xf4(%rbp),%rcx
  mov    -0xf0(%rbp),%eax
  mov    $0x0,%edx
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <waitpid@plt>
L37:
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L47
  call   <__stack_chk_fail@plt>
L47:
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D15
data_type: string

tool: 

assistant: ```c
void for_1pipe(char *ip1, char *ip2, char *envp[]) {
  int pipefd[2];
  int pid1, pid2, stat;
  char *myargv[10];
  if (strstr(ip1, " ") != NULL) {
    char *a1 = {""}, *a2 = {""};
    char *tmp = strrchr(ip1, ' ');
    if (tmp != NULL) {
      *tmp = '\0';
      a1 = tmp + 1;
    }
    a2 = ip1;
    myargv[0] = a2;
    myargv[1] = a1;
    myargv[2] = NULL;
  } else {
    myargv[0] = ip1;
    myargv[1] = NULL;
  }
  char *argv2[10];
  if (strstr(ip2, " ") != NULL) {
    char *a3 = {""}, *a4 = {""};
    char *tmp = strrchr(ip2, ' ');
    if (tmp != NULL) {
      *tmp = '\0';
      a3 = tmp + 1;
    }
    a4 = ip2;
    argv2[0] = a4;
    argv2[1] = a3;
    argv2[2] = NULL;
  } else {
    argv2[0] = ip2;
    argv2[1] = NULL;
  }
  pid1 = fork();
  if (pid1 == 0) {
    pipe(pipefd);
    pid2 = fork();
    if (pid2 == 0) {
      close(1);
      dup2(pipefd[1], 1);
      close(pipefd[0]);
      execve(myargv[0], myargv, envp);
      exit(0);
    } else {
      close(0);
      dup2(pipefd[0], 0);
      close(pipefd[1]);
      execve(argv2[0], argv2, envp);
      exit(1);
    }
  } else {
    waitpid(pid1, &stat, 0);
    return;
  }
}
```