user: 下面的汇编指令对应的C源代码是什么：

```asm
<get_casilleros_from_index>:
  endbr64
  push   %rbp
  mov    %esi,%ebp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  lea    0xd(%rsp),%rdi
  movb   $0x0,0x15(%rsp)
  movq   $0x0,0xd(%rsp)
  movq   $0x0,0x16(%rsp)
  movb   $0x0,0x1e(%rsp)
  movq   $0x0,0x1f(%rsp)
  movb   $0x0,0x27(%rsp)
  call   <get_cuadrante_from_index@plt>
  lea    0x16(%rsp),%rdi
  mov    %ebp,%esi
  call   <get_fila_from_index@plt>
  lea    0x1f(%rsp),%rdi
  mov    %ebp,%esi
  call   <get_columna_from_index@plt>
  movsbq 0xd(%rsp),%rax
  movq   $0x0,(%rbx)
  movb   $0x0,0x8(%rbx)
  test   %al,%al
  jle    L205
  movb   $0x1,-0x1(%rbx,%rax,1)
L205:
  movsbq 0x16(%rsp),%rax
  test   %al,%al
  jle    L21
  movb   $0x1,-0x1(%rbx,%rax,1)
L21:
  movsbq 0x1f(%rsp),%rax
  test   %al,%al
  jle    L258
  movb   $0x1,-0x1(%rbx,%rax,1)
L258:
  movsbq 0xe(%rsp),%rax
  test   %al,%al
  jle    L59
  movb   $0x1,-0x1(%rbx,%rax,1)
L59:
  movsbq 0x17(%rsp),%rax
  test   %al,%al
  jle    L100
  movb   $0x1,-0x1(%rbx,%rax,1)
L100:
  movsbq 0x20(%rsp),%rax
  test   %al,%al
  jle    L55
  movb   $0x1,-0x1(%rbx,%rax,1)
L55:
  movsbq 0xf(%rsp),%rax
  test   %al,%al
  jle    L125
  movb   $0x1,-0x1(%rbx,%rax,1)
L125:
  movsbq 0x18(%rsp),%rax
  test   %al,%al
  jle    L131
  movb   $0x1,-0x1(%rbx,%rax,1)
L131:
  movsbq 0x21(%rsp),%rax
  test   %al,%al
  jle    L278
  movb   $0x1,-0x1(%rbx,%rax,1)
L278:
  movsbq 0x10(%rsp),%rax
  test   %al,%al
  jle    L53
  movb   $0x1,-0x1(%rbx,%rax,1)
L53:
  movsbq 0x19(%rsp),%rax
  test   %al,%al
  jle    L13
  movb   $0x1,-0x1(%rbx,%rax,1)
L13:
  movsbq 0x22(%rsp),%rax
  test   %al,%al
  jle    L148
  movb   $0x1,-0x1(%rbx,%rax,1)
L148:
  movsbq 0x11(%rsp),%rax
  test   %al,%al
  jle    L84
  movb   $0x1,-0x1(%rbx,%rax,1)
L84:
  movsbq 0x1a(%rsp),%rax
  test   %al,%al
  jle    L208
  movb   $0x1,-0x1(%rbx,%rax,1)
L208:
  movsbq 0x23(%rsp),%rax
  test   %al,%al
  jle    L32
  movb   $0x1,-0x1(%rbx,%rax,1)
L32:
  movsbq 0x12(%rsp),%rax
  test   %al,%al
  jle    L5
  movb   $0x1,-0x1(%rbx,%rax,1)
L5:
  movsbq 0x1b(%rsp),%rax
  test   %al,%al
  jle    L155
  movb   $0x1,-0x1(%rbx,%rax,1)
L155:
  movsbq 0x24(%rsp),%rax
  test   %al,%al
  jle    L81
  movb   $0x1,-0x1(%rbx,%rax,1)
L81:
  movsbq 0x13(%rsp),%rax
  test   %al,%al
  jle    L26
  movb   $0x1,-0x1(%rbx,%rax,1)
L26:
  movsbq 0x1c(%rsp),%rax
  test   %al,%al
  jle    L82
  movb   $0x1,-0x1(%rbx,%rax,1)
L82:
  movsbq 0x25(%rsp),%rax
  test   %al,%al
  jle    L248
  movb   $0x1,-0x1(%rbx,%rax,1)
L248:
  movsbq 0x14(%rsp),%rax
  test   %al,%al
  jle    L173
  movb   $0x1,-0x1(%rbx,%rax,1)
L173:
  movsbq 0x1d(%rsp),%rax
  test   %al,%al
  jle    L94
  movb   $0x1,-0x1(%rbx,%rax,1)
L94:
  movsbq 0x26(%rsp),%rax
  test   %al,%al
  jle    L68
  movb   $0x1,-0x1(%rbx,%rax,1)
L68:
  movsbq 0x15(%rsp),%rax
  test   %al,%al
  jle    L152
  movb   $0x1,-0x1(%rbx,%rax,1)
L152:
  movsbq 0x1e(%rsp),%rax
  test   %al,%al
  jle    L255
  movb   $0x1,-0x1(%rbx,%rax,1)
L255:
  movsbq 0x27(%rsp),%rax
  test   %al,%al
  jle    L263
  movb   $0x1,-0x1(%rbx,%rax,1)
L263:
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L221
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  ret
L221:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void get_casilleros_from_index(char *unicos, int index) {
  char cuadrante[9] = {0};
  char fila[9] = {0};
  char columna[9] = {0};
  int i = 0;
  get_cuadrante_from_index(cuadrante, index);
  get_fila_from_index(fila, index);
  get_columna_from_index(columna, index);
  for (i = 0; i < 9; i++) {
    unicos[i] = 0;
  }
  for (i = 0; i < 9; i++) {
    if (cuadrante[i] > 0) {
      unicos[cuadrante[i] - 1] = 1;
    }
    if (fila[i] > 0) {
      unicos[fila[i] - 1] = 1;
    }
    if (columna[i] > 0) {
      unicos[columna[i] - 1] = 1;
    }
  }
}
```