user: 下面的汇编指令对应的C源代码是什么：

```asm
<RandomFunc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  sub    $0x6b,%eax
  mov    %al,-0x9(%rbp)
  movb   $0x0,-0xa(%rbp)
  jmp    L47
L41:
  movzbl -0x9(%rbp),%eax
  cmp    %al,-0xa(%rbp)
  jae    L20
  movzbl -0x9(%rbp),%eax
  cmp    %al,-0xa(%rbp)
  jb     L50
  movzbl -0x9(%rbp),%eax
  mov    %eax,%edx
  movzbl -0x9(%rbp),%eax
  movzbl %al,%eax
  shl    $0x3,%eax
  and    $0x78,%eax
  or     %edx,%eax
  mov    %al,-0x9(%rbp)
  movzbl -0x9(%rbp),%eax
  mov    %eax,%edx
  movzbl -0xa(%rbp),%eax
  cltq
  movzbl -0x9(%rbp,%rax,1),%eax
  movzbl %al,%eax
  shl    $0x3,%eax
  and    $0x78,%eax
  or     %edx,%eax
  mov    %al,-0x9(%rbp)
  jmp    L81
L50:
  movzbl -0xa(%rbp),%eax
  cltq
  movzbl -0x9(%rbp,%rax,1),%eax
  mov    %eax,%edx
  movzbl -0xa(%rbp),%eax
  cltq
  movzbl -0x9(%rbp,%rax,1),%eax
  movzbl %al,%eax
  add    %eax,%eax
  shl    $0x4,%eax
  and    $0xffffffe0,%eax
  or     %eax,%edx
  movzbl -0xa(%rbp),%eax
  cltq
  mov    %dl,-0x9(%rbp,%rax,1)
  movzbl -0xa(%rbp),%eax
  cltq
  movzbl -0x9(%rbp,%rax,1),%eax
  mov    %eax,%edx
  movzbl -0xa(%rbp),%eax
  cltq
  movzbl -0x9(%rbp,%rax,1),%eax
  movzbl %al,%eax
  shl    $0x2,%eax
  and    $0x3c,%eax
  or     %eax,%edx
  movzbl -0xa(%rbp),%eax
  cltq
  mov    %dl,-0x9(%rbp,%rax,1)
  jmp    L81
L20:
  movzbl -0x9(%rbp),%eax
  cmp    %al,-0xa(%rbp)
  jne    L55
  movzbl -0x9(%rbp),%eax
  mov    %eax,%edx
  movzbl -0x9(%rbp),%eax
  movzbl %al,%eax
  shl    $0x3,%eax
  or     %edx,%eax
  mov    %al,-0x9(%rbp)
  movzbl -0x9(%rbp),%eax
  mov    %eax,%edx
  movzbl -0xa(%rbp),%eax
  cltq
  movzbl -0x9(%rbp,%rax,1),%eax
  movzbl %al,%eax
  shl    $0x4,%eax
  and    $0xfffffff0,%eax
  or     %edx,%eax
  mov    %al,-0x9(%rbp)
  jmp    L81
L55:
  movzbl -0x9(%rbp),%eax
  mov    %eax,%edx
  movzbl -0x9(%rbp),%eax
  movzbl %al,%eax
  add    %eax,%eax
  shl    $0x3,%eax
  and    $0xfffffff0,%eax
  or     %edx,%eax
  mov    %al,-0x9(%rbp)
  movzbl -0x9(%rbp),%eax
  movzbl %al,%edx
  movzbl -0x9(%rbp),%eax
  shr    $0x3,%al
  movzbl %al,%eax
  and    $0xe,%eax
  or     $0x1,%eax
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  mov    %eax,%esi
  movzbl -0x9(%rbp),%eax
  movzbl %al,%edx
  movzbl -0x9(%rbp),%eax
  shr    $0x3,%al
  movzbl %al,%eax
  and    $0xe,%eax
  or     $0x1,%eax
  mov    %eax,%ecx
  mov    $0x8,%eax
  sub    %ecx,%eax
  mov    %eax,%ecx
  sar    %cl,%edx
  mov    %edx,%eax
  or     %esi,%eax
  mov    %al,-0x9(%rbp)
L81:
  movzbl -0xa(%rbp),%eax
  add    $0x1,%eax
  mov    %al,-0xa(%rbp)
L47:
  cmpb   $0x0,-0xa(%rbp)
  je     L41
  movzbl -0x9(%rbp),%eax
  movzbl %al,%eax
  sar    $0x9,%eax
  mov    %eax,%esi
  movzbl -0x9(%rbp),%eax
  movzbl %al,%eax
  mov    $0xff,%edx
  mov    %edx,%ecx
  shl    %cl,%eax
  or     %esi,%eax
  mov    %eax,%edx
  mov    -0x20(%rbp),%rax
  mov    %dl,(%rax)
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L17
  call   <__stack_chk_fail@plt>
L17:
  leave
  ret
```

assistant: ```c
void RandomFunc(unsigned char input[1], unsigned char output[1]) {
  unsigned char state[1];
  unsigned char local1;
  {
    state[0UL] = (input[0UL] - 51238316UL) - (unsigned char)191;
    local1 = 0UL;
    while (local1 < 1UL) {
      if (state[0UL] > local1) {
        if (state[0UL] <= local1) {
          state[0UL] |= (state[0UL] & (unsigned char)15) << 3UL;
          state[0UL] |= (state[local1] & (unsigned char)15) << 3UL;
        } else {
          state[local1] |= ((state[local1] + state[local1]) & (unsigned char)31) << 4UL;
          state[local1] |= (state[local1] & (unsigned char)15) << 2UL;
        }
      } else if (state[0UL] == local1) {
        state[0UL] |= (state[0UL] & (unsigned char)31) << 3UL;
        state[0UL] |= (state[local1] & (unsigned char)31) << 4UL;
      } else {
        state[0UL] |= ((state[0UL] + state[0UL]) & (unsigned char)31) << 3UL;
        state[0UL] = (state[0UL] << (((state[0UL] >> (unsigned char)3) & (unsigned char)15) | 1UL)) | (state[0UL] >> (8 - (((state[0UL] >> (unsigned char)3) & (unsigned char)15) | 1UL)));
      }
      local1++;
    }
    output[0UL] = (state[0UL] >> (unsigned char)9) | (state[0UL] << (unsigned char)255);
  }
}
```