user: What is the c source code of the assembly code below:

```asm
<relative_filename>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  movl   $0x0,-0x14(%rbp)
  mov    -0x30(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L89
  mov    -0x28(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L190
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <xstrdup@plt>
  jmp    L122
L190:
  mov    -0x28(%rbp),%rax
  add    $0x1,%rax
  mov    %rax,%rdi
  call   <xstrdup@plt>
  jmp    L122
L60:
  addl   $0x1,-0x14(%rbp)
L89:
  mov    -0x14(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L72
  mov    -0x14(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  mov    -0x14(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x28(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  cmp    %al,%dl
  je     L60
L72:
  mov    -0x14(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L53
  mov    -0x14(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x2f,%al
  jne    L53
  mov    -0x14(%rbp),%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,%rdi
  call   <xstrdup@plt>
  jmp    L122
L53:
  mov    -0x14(%rbp),%edx
  mov    -0x30(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <path_component@plt>
  test   %eax,%eax
  je     L138
  mov    -0x14(%rbp),%edx
  mov    -0x28(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <path_component@plt>
  test   %eax,%eax
  jne    L25
  jmp    L138
L133:
  subl   $0x1,-0x14(%rbp)
L138:
  cmpl   $0x0,-0x14(%rbp)
  jle    L25
  mov    -0x14(%rbp),%eax
  cltq
  lea    -0x1(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x2f,%al
  jne    L133
L25:
  movl   $0x1,-0x18(%rbp)
  mov    -0x14(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,-0x1c(%rbp)
  jmp    L91
L183:
  mov    -0x1c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x2f,%al
  jne    L65
  addl   $0x1,-0x18(%rbp)
L65:
  addl   $0x1,-0x1c(%rbp)
L91:
  mov    -0x1c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L183
  cmpl   $0x2,-0x18(%rbp)
  jle    L102
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <xstrdup@plt>
  jmp    L122
L102:
  mov    -0x14(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x10(%rbp)
  mov    -0x18(%rbp),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %eax,%edx
  mov    -0x10(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,%edi
  call   <xmalloc@plt>
  mov    %rax,-0x8(%rbp)
  movl   $0x0,-0x1c(%rbp)
  jmp    L175
L128:
  mov    -0x1c(%rbp),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    $0x3,%edx
  lea    D6(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
  addl   $0x1,-0x1c(%rbp)
L175:
  mov    -0x1c(%rbp),%eax
  cmp    -0x18(%rbp),%eax
  jl     L128
  mov    -0x10(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    -0x14(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x28(%rbp),%rax
  add    %rax,%rcx
  mov    -0x18(%rbp),%esi
  mov    %esi,%eax
  add    %eax,%eax
  add    %esi,%eax
  movslq %eax,%rsi
  mov    -0x8(%rbp),%rax
  add    %rsi,%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
  mov    -0x8(%rbp),%rax
L122:
  leave
  ret
```

tool_calls: name: read_data
arguments: tag: D6
type: string

tool: D6: ../

assistant: ```c
char *relative_filename(const char *f, const char *cwd) {
  int i, tlen, dotdot, len, clen = 0;
  char *filename;
  if (cwd[1] == 0) {
    if (f[1] == 0)
      return xstrdup(f);
    return xstrdup(f + 1);
  }
  while (cwd[clen] && cwd[clen] == f[clen])
    clen++;
  if (!cwd[clen] && f[clen] == '/') {
    return xstrdup(f + clen + 1);
  }
  if (!path_component(cwd, clen) || !path_component(f, clen)) {
    while (clen > 0 && f[clen - 1] != '/')
      clen--;
  }
  dotdot = 1;
  for (i = clen + 1; cwd[i]; i++) {
    if (cwd[i] == '/')
      dotdot++;
  }
  if (dotdot > 2)
    return xstrdup(f);
  tlen = strlen(f + clen);
  len = dotdot * 3 + tlen;
  filename = (char *)xmalloc(sizeof(char) * (len + 1));
  for (i = 0; i < dotdot; i++)
    memcpy(filename + i * 3, "../", 3);
  memcpy(filename + dotdot * 3, f + clen, tlen + 1);
  return filename;
}
```