user: Translate the below assembly code into C programming language:

```asm
<trim>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  call   <strlen@plt>
  sub    $0x1,%eax
  js     L4
  movslq %eax,%rdx
  add    %rbx,%rdx
  nopl   0x0(%rax,%rax,1)
L169:
  movzbl (%rdx),%ecx
  lea    -0x9(%rcx),%esi
  cmp    $0x1,%sil
  jbe    L57
  cmp    $0x20,%cl
  jne    L4
L57:
  sub    $0x1,%eax
  movb   $0x0,(%rdx)
  sub    $0x1,%rdx
  cmp    $0xffffffff,%eax
  jne    L169
L4:
  movzbl (%rbx),%edx
  lea    -0x9(%rdx),%ecx
  cmp    $0x1,%cl
  jbe    L164
  cmp    $0x20,%dl
  jne    L203
L164:
  mov    $0x1,%edx
  nopl   0x0(%rax)
L127:
  movzbl (%rbx,%rdx,1),%ecx
  mov    %edx,%edi
  add    $0x1,%rdx
  lea    -0x9(%rcx),%esi
  cmp    $0x1,%sil
  jbe    L127
  cmp    $0x20,%cl
  je     L127
  sub    %edi,%eax
  js     L203
  movslq %edi,%rcx
  cmp    $0x6,%eax
  jbe    L74
  lea    0x1(%rax),%r8d
  cmp    $0xe,%eax
  jbe    L148
  mov    %r8d,%esi
  add    %rbx,%rcx
  xor    %edx,%edx
  shr    $0x4,%esi
  shl    $0x4,%rsi
  nopl   0x0(%rax,%rax,1)
L173:
  movdqu (%rcx,%rdx,1),%xmm0
  movups %xmm0,(%rbx,%rdx,1)
  add    $0x10,%rdx
  cmp    %rdx,%rsi
  jne    L173
  mov    %r8d,%esi
  and    $0xfffffff0,%esi
  mov    %esi,%edx
  cmp    %r8d,%esi
  je     L203
  mov    %eax,%r9d
  sub    %esi,%r9d
  lea    0x1(%r9),%r8d
  cmp    $0x6,%r9d
  jbe    L10
L110:
  mov    (%rcx,%rsi,1),%rcx
  mov    %rcx,(%rbx,%rsi,1)
  mov    %r8d,%ecx
  and    $0xfffffff8,%ecx
  add    %ecx,%edx
  cmp    %ecx,%r8d
  je     L203
L10:
  lea    (%rdi,%rdx,1),%ecx
  movslq %ecx,%rcx
  movzbl (%rbx,%rcx,1),%esi
  movslq %edx,%rcx
  mov    %sil,(%rbx,%rcx,1)
  lea    0x1(%rdx),%ecx
  cmp    %ecx,%eax
  jl     L203
  lea    (%rdi,%rcx,1),%esi
  movslq %ecx,%rcx
  movslq %esi,%rsi
  movzbl (%rbx,%rsi,1),%esi
  mov    %sil,(%rbx,%rcx,1)
  lea    0x2(%rdx),%ecx
  cmp    %ecx,%eax
  jl     L203
  lea    (%rdi,%rcx,1),%esi
  movslq %ecx,%rcx
  movslq %esi,%rsi
  movzbl (%rbx,%rsi,1),%esi
  mov    %sil,(%rbx,%rcx,1)
  lea    0x3(%rdx),%ecx
  cmp    %ecx,%eax
  jl     L203
  lea    (%rdi,%rcx,1),%esi
  movslq %ecx,%rcx
  movslq %esi,%rsi
  movzbl (%rbx,%rsi,1),%esi
  mov    %sil,(%rbx,%rcx,1)
  lea    0x4(%rdx),%ecx
  cmp    %ecx,%eax
  jl     L203
  lea    (%rdi,%rcx,1),%esi
  movslq %ecx,%rcx
  movslq %esi,%rsi
  movzbl (%rbx,%rsi,1),%esi
  mov    %sil,(%rbx,%rcx,1)
  lea    0x5(%rdx),%ecx
  cmp    %ecx,%eax
  jl     L203
  lea    (%rdi,%rcx,1),%esi
  add    $0x6,%edx
  movslq %ecx,%rcx
  movslq %esi,%rsi
  movzbl (%rbx,%rsi,1),%esi
  mov    %sil,(%rbx,%rcx,1)
  cmp    %edx,%eax
  jl     L203
  lea    (%rdi,%rdx,1),%eax
  movslq %edx,%rdx
  cltq
  movzbl (%rbx,%rax,1),%eax
  mov    %al,(%rbx,%rdx,1)
L203:
  pop    %rbx
  ret
L74:
  mov    %eax,%eax
  lea    0x1(%rbx,%rax,1),%rdx
  nopl   0x0(%rax,%rax,1)
L17:
  movzbl (%rbx,%rcx,1),%eax
  add    $0x1,%rbx
  mov    %al,-0x1(%rbx)
  cmp    %rdx,%rbx
  jne    L17
  pop    %rbx
  ret
L148:
  xor    %edx,%edx
  xor    %esi,%esi
  add    %rbx,%rcx
  jmp    L110
```

assistant: ```c
void trim(char *s) {
  int n, i, j;
  for (n = strlen(s) - 1; n >= 0; n--) {
    if (s[n] != ' ' && s[n] != '\t' && s[n] != '\n')
      break;
    s[n] = '\0';
  }
  i = 0;
  while (s[i] == ' ' || s[i] == '\t' || s[i] == '\n')
    i++;
  if (i < 1)
    return;
  for (j = 0; j <= n - i; j++)
    s[j] = s[j + i];
}
```