user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<parse_config_file>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    -0x40(%rbp),%rax
  lea    -0x3(%rax),%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x40(%rbp),%rax
  lea    -0x7(%rax),%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x38(%rbp),%rax
  mov    %rax,-0x20(%rbp)
  jmp    L228
L99:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isalnum@plt>
  test   %rax,%rax
  jne    L201
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x5f,%al
  jne    L6
L201:
  mov    -0x20(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jae    L209
  mov    -0x20(%rbp),%rax
  add    $0x6,%rax
  movzbl (%rax),%eax
  cmp    $0x5f,%al
  jne    L209
  mov    -0x20(%rbp),%rax
  mov    $0x6,%edx
  lea    D7(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcmp@plt>
  test   %eax,%eax
  je     L253
  mov    -0x20(%rbp),%rax
  mov    $0x6,%edx
  lea    D13(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcmp@plt>
  test   %eax,%eax
  je     L65
  mov    -0x20(%rbp),%rax
  mov    $0x6,%edx
  lea    D27(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcmp@plt>
  test   %eax,%eax
  je     L4
L209:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x49,%al
  jne    L75
  mov    -0x20(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0x46,%al
  jne    L75
  mov    -0x20(%rbp),%rax
  add    $0x2,%rax
  movzbl (%rax),%eax
  cmp    $0x5f,%al
  jne    L75
  movl   $0x3,-0x24(%rbp)
  jmp    L3
L261:
  addq   $0x1,-0x20(%rbp)
L75:
  mov    -0x20(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  ja     L188
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isalnum@plt>
  test   %rax,%rax
  jne    L261
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x5f,%al
  je     L261
  jmp    L188
L253:
  nop
  jmp    L158
L65:
  nop
  jmp    L158
L4:
  nop
L158:
  movl   $0x7,-0x24(%rbp)
L3:
  mov    -0x24(%rbp),%eax
  cltq
  add    %rax,-0x20(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %rax,-0x18(%rbp)
  jmp    L108
L238:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isalnum@plt>
  test   %rax,%rax
  jne    L107
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x5f,%al
  jne    L121
L107:
  addq   $0x1,-0x18(%rbp)
L108:
  mov    -0x10(%rbp),%rax
  add    $0x3,%rax
  cmp    %rax,-0x18(%rbp)
  jb     L238
  jmp    L171
L121:
  nop
L171:
  mov    -0x18(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  je     L79
  mov    -0x18(%rbp),%rax
  sub    -0x20(%rbp),%rax
  mov    %eax,%edx
  mov    -0x20(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <use_config@plt>
  jmp    L79
L6:
  nop
  jmp    L79
L188:
  nop
L79:
  addq   $0x1,-0x20(%rbp)
L228:
  mov    -0x20(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  jbe    L99
  nop
  nop
  leave
  ret
```

tool_calls: name: unpack_data
arguments: tag: D7
type_guessed: string
name: unpack_data
arguments: tag: D13
type_guessed: string
name: unpack_data
arguments: tag: D27
type_guessed: string

tool: D7: CONFIG

tool: D13: ENABLE

tool: D27: IF_NOT

assistant: ```c
void parse_config_file(char *map, size_t len) {
  char *end_3 = map + len - 3;
  char *end_7 = map + len - 7;
  char *p = map;
  char *q;
  int off;
  for (; p <= end_3; p++) {
    if (!(isalnum(*p) || *p == '_'))
      continue;
    if (p < end_7 && p[6] == '_') {
      if (!memcmp(p, "CONFIG", 6))
        goto conf7;
      if (!memcmp(p, "ENABLE", 6))
        goto conf7;
      if (!memcmp(p, "IF_NOT", 6))
        goto conf7;
    }
    if (p[0] == 'I' && p[1] == 'F' && p[2] == '_') {
      off = 3;
      goto conf;
    }
    while (p <= end_3 && (isalnum(*p) || *p == '_'))
      p++;
    continue;
  conf7:
    off = 7;
  conf:
    p += off;
    for (q = p; q < end_3 + 3; q++) {
      if (!(isalnum(*q) || *q == '_'))
        break;
    }
    if (q != p) {
      use_config(p, q - p);
    }
  }
}
```