user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<print_diff>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %edi,%r15d
  mov    %esi,%r14d
  mov    %rdx,%r13
  mov    %rdx,0x10(%rsp)
  mov    %rcx,0x8(%rsp)
  mov    $0x10,%ebx
  cmp    %ebx,%esi
  cmovle %esi,%ebx
  lea    D164(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  test   %r14d,%r14d
  jle    L10
  mov    $0x0,%ebp
  movslq %r15d,%r12
  add    %r13,%r12
  lea    D56(%rip),%r13
L27:
  movzbl (%r12,%rbp,1),%esi
  mov    %r13,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%rbp
  cmp    %ebp,%ebx
  jg     L27
  cmp    $0x10,%r14d
  jle    L0
L24:
  lea    D137(%rip),%rbp
  mov    %rbp,%rsi
  lea    D81(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %rbp,0x18(%rsp)
L14:
  mov    $0x0,%ebp
  movslq %r15d,%r12
  mov    0x10(%rsp),%r15
  add    %r12,%r15
  mov    $0x2e,%r14d
  lea    D121(%rip),%r13
L73:
  movzbl (%r15,%rbp,1),%esi
  cmp    $0x20,%sil
  cmovbe %r14d,%esi
  movzbl %sil,%esi
  mov    %r13,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%rbp
  cmp    %ebp,%ebx
  jg     L73
  lea    D49(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x0,%ebp
  lea    D56(%rip),%r14
L51:
  mov    0x8(%rsp),%rax
  lea    (%rax,%r12,1),%r13
  movzbl 0x0(%r13,%rbp,1),%esi
  mov    %r14,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%rbp
  cmp    %ebp,%ebx
  jg     L51
  mov    0x18(%rsp),%rsi
  lea    D81(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x0,%ebp
  lea    D121(%rip),%r12
L53:
  movzbl 0x0(%r13,%rbp,1),%esi
  cmp    $0x20,%sil
  mov    $0x2e,%eax
  cmovbe %eax,%esi
  movzbl %sil,%esi
  mov    %r12,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%rbp
  cmp    %ebp,%ebx
  jg     L53
L11:
  mov    $0xa,%edi
  call   <putchar@plt>
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L0:
  lea    D85(%rip),%rsi
  lea    D81(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  test   %r14d,%r14d
  jle    L5
  lea    D85(%rip),%rax
  mov    %rax,0x18(%rsp)
  jmp    L14
L10:
  cmp    $0x10,%r14d
  jg     L24
  lea    D85(%rip),%rsi
  lea    D81(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L5:
  lea    D49(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D85(%rip),%rsi
  lea    D81(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L11
```

tool_calls: name: extract_symbolic_data
arguments: label: D164
datatype: string
name: extract_symbolic_data
arguments: label: D56
datatype: string
name: extract_symbolic_data
arguments: label: D137
datatype: string
name: extract_symbolic_data
arguments: label: D81
datatype: string
name: extract_symbolic_data
arguments: label: D121
datatype: string
name: extract_symbolic_data
arguments: label: D49
datatype: string
name: extract_symbolic_data
arguments: label: D85
datatype: string

tool: D164: OLD:

tool: D56:  %02x

tool: D137:  ...

tool: D81: %s
    

tool: D121:  %2c

tool: D49: 
NEW:

tool: 

assistant: ```c
void print_diff(off_t from, int max, const unsigned char *o, const unsigned char *n) {
  int i, len = max;
  if (len > 16)
    len = 16;
  printf("OLD:");
  for (i = 0; i < len; i++)
    printf(" %02x", o[from + i]);
  printf("%s\n    ", max != len ? " ..." : "");
  for (i = 0; i < len; i++)
    printf(" %2c", o[from + i] > ' ' ? o[from + i] : '.');
  printf("\nNEW:");
  for (i = 0; i < len; i++)
    printf(" %02x", n[from + i]);
  printf("%s\n    ", max != len ? " ..." : "");
  for (i = 0; i < len; i++)
    printf(" %2c", n[from + i] > ' ' ? n[from + i] : '.');
  printf("\n");
}
```