user: 这段汇编代码用C语言表示是什么样的：

```asm
<mjt_ntop6>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %rsi,0x8(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  cmp    $0x27,%edx
  jle    L14
  mov    %rdi,%r12
  mov    %edx,%r14d
  xor    %esi,%esi
  xor    %ebx,%ebx
  xor    %edi,%edi
  xor    %r13d,%r13d
  lea    0x10(%rsp),%rcx
  jmp    L182
  cs nopw 0x0(%rax,%rax,1)
L205:
  test   %esi,%esi
  je     L120
  add    $0x1,%esi
L230:
  add    $0x1,%rax
  cmp    $0x8,%rax
  je     L206
L182:
  movzwl (%r12,%rax,2),%edx
  rol    $0x8,%dx
  mov    %dx,(%rcx,%rax,2)
  test   %dx,%dx
  je     L205
  cmp    %esi,%ebx
  jae    L230
  add    $0x1,%rax
  mov    %esi,%ebx
  mov    %edi,%r13d
  cmp    $0x8,%rax
  jne    L182
L206:
  cmp    %esi,%ebx
  jae    L167
  mov    %esi,%ebx
  mov    %edi,%r13d
L167:
  cmp    $0x1,%ebx
  ja     L22
  mov    0x8(%rsp),%rax
  xor    %r15d,%r15d
  xor    %ebx,%ebx
L35:
  lea    0x1(%r15),%ebp
  jmp    L200
  nopl   0x0(%rax,%rax,1)
L83:
  movb   $0x3a,(%rax)
  lea    0x1(%rax),%rdi
  cmp    $0x6,%r15d
  jne    L52
  test   %r13d,%r13d
  jne    L52
  cmp    $0x6,%ebx
  je     L85
  cmp    $0x5,%ebx
  je     L209
L147:
  mov    %r15d,%eax
  movzwl 0x10(%rsp,%rax,2),%esi
  call   <hexc@plt>
L32:
  add    $0x1,%r15d
  add    $0x1,%ebp
L200:
  test   %r15d,%r15d
  jne    L83
  mov    %rax,%rdi
  jmp    L147
  nopw   0x0(%rax,%rax,1)
L120:
  mov    %eax,%edi
  mov    $0x1,%esi
  jmp    L230
  nopl   0x0(%rax)
L22:
  test   %r13d,%r13d
  je     L50
  lea    -0x1(%r13),%eax
  mov    0x8(%rsp),%rdi
  mov    %rcx,%r15
  lea    (%rcx,%rax,2),%rbp
  jmp    L256
  nopl   0x0(%rax,%rax,1)
L220:
  movb   $0x3a,(%rcx)
  lea    0x1(%rcx),%rdi
  add    $0x2,%r15
L256:
  movzwl (%r15),%esi
  call   <hexc@plt>
  mov    %rax,%rcx
  cmp    %r15,%rbp
  jne    L220
  lea    0x0(%r13,%rbx,1),%r15d
L247:
  movb   $0x3a,(%rcx)
  cmp    $0x8,%r15d
  je     L181
  lea    0x1(%rcx),%rax
  cmp    $0x7,%r15d
  jbe    L35
  jmp    L127
  nopl   0x0(%rax)
L209:
  cmpw   $0xffff,0x1a(%rsp)
  jne    L147
L85:
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L46
  mov    %rdi,%rax
  mov    %r14d,%edx
  sub    0x8(%rsp),%rax
  add    $0xc,%r12
  add    $0x38,%rsp
  mov    %rdi,%rsi
  sub    %eax,%edx
  mov    %r12,%rdi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1080 <mjt_ntop4@plt>
  nopw   0x0(%rax,%rax,1)
L14:
  xor    %eax,%eax
L111:
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L46
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L52:
  mov    %r15d,%eax
  movzwl 0x10(%rsp,%rax,2),%esi
  call   <hexc@plt>
  cmp    $0x7,%ebp
  jbe    L32
L127:
  movb   $0x0,(%rax)
  mov    $0x1,%eax
  jmp    L111
L181:
  movb   $0x3a,0x1(%rcx)
  lea    0x2(%rcx),%rax
  jmp    L127
L50:
  mov    0x8(%rsp),%rcx
  mov    %ebx,%r15d
  jmp    L247
L46:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int mjt_ntop6(const void *_src, char *dst, int size) {
  unsigned i;
  unsigned short w[8];
  unsigned bs = 0, cs = 0;
  unsigned bl = 0, cl = 0;
  char *p;
  const unsigned char *s = (const unsigned char *)_src;
  if (size < 40)
    return 0;
  for (i = 0; i < 8; ++i, s += 2) {
    w[i] = (((unsigned short)(s[0])) << 8) | s[1];
    if (!w[i]) {
      if (!cl++)
        cs = i;
    } else {
      if (cl > bl)
        bl = cl, bs = cs;
    }
  }
  if (cl > bl)
    bl = cl, bs = cs;
  p = dst;
  if (bl == 1)
    bl = 0;
  if (bl) {
    for (i = 0; i < bs; ++i) {
      if (i)
        *p++ = ':';
      p = hexc(p, w[i]);
    }
    *p++ = ':';
    i += bl;
    if (i == 8)
      *p++ = ':';
  } else
    i = 0;
  for (; i < 8; ++i) {
    if (i)
      *p++ = ':';
    if (i == 6 && !bs && (bl == 6 || (bl == 5 && w[5] == 0xffff)))
      return mjt_ntop4(s - 4, p, size - (p - dst));
    p = hexc(p, w[i]);
  }
  *p = '\0';
  return 1;
}
```