user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<parse_cores>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %rdx,%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  movzbl (%rdx),%eax
  sub    $0x30,%eax
  cmp    $0x9,%al
  ja     L200
  mov    %rdi,%rbx
  mov    %rsi,%r12
  xor    %r15d,%r15d
  xor    %ebp,%ebp
  mov    %rsp,%r14
L43:
  mov    $0xa,%edx
  mov    %r14,%rsi
  mov    %r13,%rdi
  call   <strtol@plt>
  mov    %rax,%rdx
  cmp    %r12,%rax
  jae    L200
  mov    (%rsp),%rcx
  cmp    %rbp,%rax
  jb     L213
  test   %r15d,%r15d
  jne    L78
L19:
  cmpb   $0x2d,(%rcx)
  je     L134
  orl    $0x1,(%rbx,%rdx,4)
L93:
  movzbl (%rcx),%eax
  test   %al,%al
  je     L225
L186:
  xor    %r15d,%r15d
  cmp    $0x2d,%al
  je     L134
L137:
  movzbl 0x1(%rcx),%eax
  lea    0x1(%rcx),%r13
  sub    $0x30,%eax
  cmp    $0x9,%al
  jbe    L43
L200:
  mov    %r13,%rax
  jmp    L217
  cs nopw 0x0(%rax,%rax,1)
L213:
  test   %r15d,%r15d
  je     L19
  cmp    %rbp,%rax
  ja     L93
  mov    %rbp,%rax
  nopl   (%rax)
L107:
  orl    $0x1,(%rbx,%rax,4)
  sub    $0x1,%rax
  cmp    %rax,%rdx
  ja     L93
  cmp    %rbp,%rax
  jbe    L107
  movzbl (%rcx),%eax
  test   %al,%al
  jne    L186
  nopl   0x0(%rax)
L225:
  xor    %eax,%eax
L217:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L100
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L134:
  mov    %rdx,%rbp
  mov    $0x1,%r15d
  jmp    L137
  cs nopw 0x0(%rax,%rax,1)
L78:
  lea    0x1(%rax),%rsi
  lea    0x1(%rbp),%r8
  sub    %rbp,%rax
  mov    $0x1,%r9d
  lea    0x1(%rax),%rdi
  cmp    %rsi,%r8
  cmova  %r9,%rdi
  cmp    $0x2,%rax
  jbe    L179
  cmp    %rsi,%r8
  ja     L179
  mov    %rdi,%rsi
  lea    (%rbx,%rbp,4),%rax
  shr    $0x2,%rsi
  shl    $0x4,%rsi
  add    %rax,%rsi
  nopl   (%rax)
L70:
  movdqu (%rax),%xmm0
  por    D5(%rip),%xmm0
  add    $0x10,%rax
  movups %xmm0,-0x10(%rax)
  cmp    %rsi,%rax
  jne    L70
  mov    %rdi,%rax
  and    $0xfffffffffffffffc,%rax
  lea    (%rax,%rbp,1),%rsi
  cmp    %rdi,%rax
  je     L93
L231:
  lea    0x0(,%rsi,4),%rax
  lea    0x1(%rsi),%rdi
  orl    $0x1,(%rbx,%rax,1)
  cmp    %rdi,%rdx
  jb     L93
  add    $0x2,%rsi
  orl    $0x1,0x4(%rbx,%rax,1)
  cmp    %rsi,%rdx
  jb     L93
  orl    $0x1,0x8(%rbx,%rax,1)
  jmp    L93
  nopw   0x0(%rax,%rax,1)
L179:
  mov    %rbp,%rsi
  jmp    L231
L100:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D5
datatype: byte[16]

tool: {"D5": [0x01,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x01,0x00,0x00,0x00]}

assistant: ```c
const char *parse_cores(uint8_t *dest, size_t len, const char *str) {
  size_t i, start = 0, val;
  uint8_t range = 0;
  char *err;
  while (1) {
    if (*str < '0' || *str > '9')
      return str;
    val = strtol(str, &err, 10);
    if (val >= len)
      return str;
    if (range && val >= start) {
      for (i = start; i <= val; i++)
        dest[i] |= 1;
    } else if (range) {
      for (i = start; i >= val && i <= start; i--)
        dest[i] |= 1;
    } else if (*err != '-') {
      dest[val] |= 1;
    }
    range = 0;
    switch (*err) {
    case ',':
      break;
    case '-':
      range = 1;
      start = val;
      break;
    case '\0':
      return NULL;
    }
    str = err + 1;
  }
}
```