user: 这段汇编代码用C语言表示是什么样的？

```asm
<capitalisepath>:
  endbr64
  push   %r15
  mov    %rsi,%r15
  push   %r14
  mov    %rdi,%r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    D8(%rip),%rax
  movq   $0x0,(%rax)
  call   <strlen@plt>
  lea    0x1(%rax),%edi
  call   <malloc@plt>
  mov    %rax,(%r15)
  test   %rax,%rax
  je     L101
  mov    %r14,%rdi
  call   <strlen@plt>
  lea    -0x1(%rax),%ebx
  mov    %rbx,%rdx
  test   %ebx,%ebx
  je     L49
  add    %r14,%rbx
  jmp    L171
  nopw   0x0(%rax,%rax,1)
L80:
  sub    $0x1,%rbx
  sub    $0x1,%edx
  je     L57
L171:
  cmpb   $0x2f,(%rbx)
  jne    L80
  mov    %edx,%ebx
  xor    %ebp,%ebp
  xor    %r12d,%r12d
  jmp    L146
  nopl   0x0(%rax,%rax,1)
L126:
  add    %rbp,%r13
  cmp    $0x2f,%al
  je     L137
  cmp    $0x20,%al
  je     L137
  mov    %dil,0x0(%r13)
L176:
  add    $0x1,%rbp
  cmp    %rbp,%rbx
  je     L12
L146:
  movzbl (%r14,%rbp,1),%edi
  mov    %r12d,%eax
  mov    %edi,%r12d
  test   %dil,%dil
  je     L12
  mov    (%r15),%r13
  test   %rbp,%rbp
  jne    L126
  cmp    $0x2f,%dil
  je     L75
  movzbl %dil,%edi
  mov    %edx,0xc(%rsp)
  call   <toupper@plt>
  mov    %al,0x0(%r13)
  mov    0xc(%rsp),%edx
  jmp    L176
  nopl   0x0(%rax)
L189:
  movzbl (%r14,%rbx,1),%ecx
  mov    (%r15),%rax
  add    $0x1,%edx
  mov    %r14,%rdi
  mov    %edx,0xc(%rsp)
  mov    %cl,(%rax,%rbx,1)
  call   <strlen@plt>
  mov    0xc(%rsp),%ebx
  mov    %rbx,%rdx
L49:
  cmp    %rax,%rbx
  jb     L189
  mov    (%r15),%rdx
  movb   $0x0,(%rdx,%rax,1)
  mov    (%r15),%rdi
  call   <strlen@plt>
  mov    D17(%rip),%rdx
  cmp    %rax,(%rdx)
  mov    $0x0,%edx
  cmovb  %edx,%eax
L92:
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  xchg   %ax,%ax
L137:
  mov    %edx,0xc(%rsp)
  call   <toupper@plt>
  mov    %al,0x0(%r13)
  mov    0xc(%rsp),%edx
  jmp    L176
  cs nopw 0x0(%rax,%rax,1)
L75:
  movb   $0x2f,0x0(%r13)
  jmp    L176
  nopw   0x0(%rax,%rax,1)
L12:
  mov    %r14,%rdi
  mov    %edx,0xc(%rsp)
  call   <strlen@plt>
  mov    0xc(%rsp),%edx
  jmp    L49
  nopl   (%rax)
L57:
  xor    %ebx,%ebx
  jmp    L49
L101:
  mov    $0xffffffff,%eax
  jmp    L92
```

assistant: ```c
int capitalisepath(const char *string, char **result) {
  unsigned char lastchar = 0;
  unsigned long len;
  errno = 0;
  if (!(*result = (char *)malloc(strlen(string) + 1))) {
    ;
    return -1;
  }
  unsigned int max;
  for (max = strlen(string) - 1; max > 0; --max) {
    unsigned char c = string[max];
    if (c == '/')
      break;
  }
  for (unsigned int n = 0; n < max; n++) {
    unsigned char c = string[n];
    if (0 == c)
      break;
    if (0 == n) {
      lastchar = c;
      if (lastchar != '/')
        (*result)[n] = toupper(c);
      else
        (*result)[n] = c;
    } else {
      if (lastchar == '/' || lastchar == ' ')
        (*result)[n] = toupper(c);
      else
        (*result)[n] = c;
      lastchar = c;
    }
  }
  for (; max < strlen(string); max++) {
    unsigned char c = string[max];
    (*result)[max] = c;
  }
  (*result)[strlen(string)] = '\0';
  len = strlen(*result);
  if (len > INT_MAX) {
    return 0;
  } else {
    return (int)len;
  }
}
```