user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<lnp_hexdump>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rdi,0x8(%rsp)
  mov    %edx,0x4(%rsp)
  test   %edx,%edx
  je     L5
  movl   $0x0,(%rsp)
  mov    %rsi,%rbp
  lea    D4(%rip),%r14
  nopl   0x0(%rax)
L86:
  mov    $0x10,%eax
  mov    0x4(%rsp),%ebx
  sub    (%rsp),%ebx
  cmp    %eax,%ebx
  cmova  %eax,%ebx
  mov    0x8(%rsp),%rax
  test   %rax,%rax
  je     L79
  mov    %rax,%rsi
  lea    D8(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
L79:
  mov    (%rsp),%esi
  lea    D18(%rip),%rdi
  xor    %eax,%eax
  xor    %r15d,%r15d
  lea    D19(%rip),%r13
  call   <printf@plt>
  jmp    L32
  nopl   0x0(%rax)
L4:
  movzbl 0x0(%rbp),%esi
  mov    %r13,%rdi
  xor    %eax,%eax
  lea    0x1(%rbp),%r12
  mov    %r12,%rbp
  call   <printf@plt>
  mov    %r15d,%eax
  and    $0x7,%eax
  cmp    $0x7,%eax
  je     L125
L6:
  add    $0x1,%r15d
  cmp    $0x10,%r15d
  je     L87
L32:
  cmp    %r15d,%ebx
  ja     L4
  mov    %r14,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %r15d,%eax
  and    $0x7,%eax
  cmp    $0x7,%eax
  jne    L6
L125:
  mov    $0x20,%edi
  add    $0x1,%r15d
  call   <putchar@plt>
  cmp    $0x10,%r15d
  jne    L32
L87:
  mov    $0x20,%edi
  xor    %r12d,%r12d
  call   <putchar@plt>
  mov    %ebx,%eax
  sub    %rax,%rbp
  jmp    L138
  nopl   0x0(%rax)
L22:
  add    $0x1,%r12
  cmp    $0x10,%r12
  je     L56
L138:
  cmp    %r12d,%ebx
  jbe    L22
  movzbl 0x0(%rbp,%r12,1),%edi
  call   <isprint@plt>
  mov    $0x2e,%edi
  test   %rax,%rax
  je     L47
  movzbl 0x0(%rbp,%r12,1),%edi
L47:
  call   <putchar@plt>
  add    $0x1,%r12
  cmp    $0x10,%r12
  jne    L138
L56:
  mov    $0xa,%edi
  add    $0x10,%rbp
  call   <putchar@plt>
  addl   $0x10,(%rsp)
  mov    (%rsp),%eax
  cmp    %eax,0x4(%rsp)
  ja     L86
L5:
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D4
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D8
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D18
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D19
type_guessed: string

tool: D4:    

tool: D8: %s 

tool: D18: %04d 

tool: D19:  %d

assistant: ```c
void lnp_hexdump(char *prefix, void *data, unsigned length) {
  unsigned offset;
  unsigned char *dataptr = (unsigned char *)data;
  unsigned linesize, lineindex;
  for (offset = 0; offset < length; offset += 16) {
    linesize = (length - offset < 16) ? (length - offset) : 16;
    if (prefix)
      printf("%s ", prefix);
    printf("%04d ", offset);
    for (lineindex = 0; lineindex < 16; lineindex++) {
      if (lineindex < linesize)
        printf(" %d", *(dataptr++));
      else if (1)
        printf("   ");
      if ((lineindex % 8) == (8 - 1))
        printf(" ");
    }
    if (1) {
      printf(" ");
      dataptr -= linesize;
      for (lineindex = 0; lineindex < 16; lineindex++) {
        if (lineindex < linesize)
          printf("%c", (isprint(*dataptr)) ? (*dataptr) : '.');
        dataptr++;
      }
    }
    printf("\n");
  }
}
```