user: 下面的汇编指令对应的C源代码是什么:

```asm
<config_get_line>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %esi,-0x2c(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %rcx,-0x40(%rbp)
  mov    %r8,-0x48(%rbp)
  jmp    L215
L207:
  mov    -0x40(%rbp),%rax
  mov    (%rax),%eax
  lea    0x1(%rax),%edx
  mov    -0x40(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x2c(%rbp),%eax
  cltq
  lea    -0x1(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x18(%rbp)
  jmp    L32
L26:
  addq   $0x1,-0x18(%rbp)
L32:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L26
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x9,%al
  je     L26
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xd,%al
  je     L26
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x23,%al
  je     L215
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  je     L215
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L5
  jmp    L215
L5:
  mov    -0x18(%rbp),%rax
  mov    $0x22,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L19
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
  mov    $0x22,%esi
  mov    %rax,%rdi
  call   <strrchr@plt>
  mov    %rax,-0x8(%rbp)
L19:
  cmpq   $0x0,-0x8(%rbp)
  jne    L108
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
L108:
  mov    -0x8(%rbp),%rax
  mov    $0x23,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  mov    %rax,-0x10(%rbp)
  cmpq   $0x0,-0x10(%rbp)
  je     L161
  mov    -0x10(%rbp),%rax
  lea    -0x1(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  movb   $0x0,(%rax)
  jmp    L130
L161:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cltq
  lea    -0x1(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  jmp    L130
L34:
  mov    -0x10(%rbp),%rax
  lea    -0x1(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  movb   $0x0,(%rax)
L130:
  mov    -0x10(%rbp),%rax
  cmp    -0x18(%rbp),%rax
  jbe    L40
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  je     L34
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L34
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x9,%al
  je     L34
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xd,%al
  je     L34
L40:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L206
  jmp    L215
L206:
  cmpq   $0x0,-0x48(%rbp)
  je     L95
  mov    -0x48(%rbp),%rax
  mov    -0x18(%rbp),%rdx
  mov    %rdx,(%rax)
L95:
  mov    -0x18(%rbp),%rax
  jmp    L199
L215:
  mov    -0x38(%rbp),%rdx
  mov    -0x2c(%rbp),%ecx
  mov    -0x28(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <fgets@plt>
  test   %rax,%rax
  jne    L207
  cmpq   $0x0,-0x48(%rbp)
  je     L57
  mov    -0x48(%rbp),%rax
  movq   $0x0,(%rax)
L57:
  mov    $0x0,%eax
L199:
  leave
  ret
```

assistant: ```c
char *config_get_line(char *s, int size, FILE *stream, int *line, char **_pos) {
  char *pos, *end, *sstart;
  while (fgets(s, size, stream)) {
    (*line)++;
    s[size - 1] = '\0';
    pos = s;
    while (*pos == ' ' || *pos == '\t' || *pos == '\r')
      pos++;
    if (*pos == '#' || *pos == '\n' || *pos == '\0')
      continue;
    sstart = strchr(pos, '"');
    if (sstart)
      sstart = strrchr(sstart + 1, '"');
    if (!sstart)
      sstart = pos;
    end = strchr(sstart, '#');
    if (end)
      *end-- = '\0';
    else
      end = pos + strlen(pos) - 1;
    while (end > pos && (*end == '\n' || *end == ' ' || *end == '\t' || *end == '\r'))
      *end-- = '\0';
    if (*pos == '\0')
      continue;
    if (_pos)
      *_pos = pos;
    return pos;
  }
  if (_pos)
    *_pos = NULL;
  return NULL;
}
```