user: 请将以下的汇编代码转换成C语言代码:

```asm
<main>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x810,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x808(%rsp)
  xor    %eax,%eax
  movq   $0x0,(%rsp)
  movq   $0x0,0x8(%rsp)
  lea    0x10(%rsp),%rdi
  mov    $0x7e,%ecx
  rep stos %rax,%es:(%rdi)
  movq   $0x0,0x400(%rsp)
  movq   $0x0,0x408(%rsp)
  lea    0x410(%rsp),%rdi
  mov    $0x7e,%ecx
  rep stos %rax,%es:(%rdi)
  lea    D18(%rip),%rdi
  call   <BIO_new_connect@plt>
  test   %rax,%rax
  je     L12
  mov    %rax,%rbp
  mov    %rax,%rdi
  call   <BIO_do_connect@plt>
  test   %rax,%rax
  jle    L15
  mov    %rsp,%rbx
  lea    D49(%rip),%rsi
  mov    %rbx,%rdi
  call   <strcat@plt>
  lea    D54(%rip),%rsi
  mov    %rbx,%rdi
  call   <strcat@plt>
  lea    D27(%rip),%rsi
  mov    %rbx,%rdi
  call   <strcat@plt>
  mov    %rbx,%rdi
  call   <strlen@plt>
  mov    %eax,%edx
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <BIO_write@plt>
  lea    D21(%rip),%r12
  jmp    L27
L12:
  lea    D35(%rip),%rdi
  call   <puts@plt>
  mov    $0xffffffff,%eax
  jmp    L13
L15:
  lea    D36(%rip),%rdi
  call   <puts@plt>
  mov    %rbp,%rdi
  call   <BIO_free_all@plt>
  mov    $0xfffffffe,%eax
  jmp    L13
L55:
  lea    0x400(%rsp),%rbx
  mov    %rbx,%rsi
  mov    %r12,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x400,%edx
  mov    $0x0,%esi
  mov    %rbx,%rdi
  call   <memset@plt>
L27:
  lea    0x400(%rsp),%rsi
  mov    $0x3ff,%edx
  mov    %rbp,%rdi
  call   <BIO_read@plt>
  test   %eax,%eax
  jg     L55
  mov    %rbp,%rdi
  call   <BIO_free_all@plt>
  mov    $0x0,%eax
L13:
  mov    0x808(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L64
  add    $0x810,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L64:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D18
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D49
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D54
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D27
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D21
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D35
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D36
type_guessed: string

tool: D18: bgstation0.com:80

tool: D49: GET /index.html HTTP/1.1


tool: D54: Host: bgstation0.com


tool: D27: Connection: Close



tool: D21: %s

tool: D35: BIO_new_connect error!

tool: D36: BIO_do_connect error!

assistant: ```c
int main(void) {
  BIO *bio = NULL;
  char request_str[1024] = {0};
  int request_len = 0;
  char response_buf[1024] = {0};
  int response_len = 0;
  bio = BIO_new_connect("bgstation0.com:80");
  if (bio == NULL) {
    printf("BIO_new_connect error!\n");
    return -1;
  }
  if (BIO_do_connect(bio) <= 0) {
    printf("BIO_do_connect error!\n");
    BIO_free_all(bio);
    return -2;
  }
  strcat(request_str, "GET /index.html HTTP/1.1\r\n");
  strcat(request_str, "Host: bgstation0.com\r\n");
  strcat(request_str, "Connection: Close\r\n\r\n");
  request_len = strlen(request_str);
  BIO_write(bio, request_str, request_len);
  while ((response_len = BIO_read(bio, response_buf, 1024 - 1)) > 0) {
    printf("%s", response_buf);
    memset(response_buf, 0, sizeof(char) * 1024);
  }
  BIO_free_all(bio);
  return 0;
}
```