user: Demonstrate the C code that generates the assembly output below:

```asm
<hide>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %rdx,-0x48(%rbp)
  mov    %rcx,-0x50(%rbp)
  mov    -0x38(%rbp),%rax
  mov    %rax,-0x20(%rbp)
  mov    -0x20(%rbp),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x18(%rbp)
  movq   $0x0,-0x10(%rbp)
  movq   $0x0,-0x8(%rbp)
  movb   $0x0,-0x29(%rbp)
  movl   $0x0,-0x28(%rbp)
  movl   $0x1,-0x24(%rbp)
  cmpq   $0x0,-0x38(%rbp)
  je     L8
  cmpq   $0x0,-0x48(%rbp)
  je     L8
  cmpq   $0x0,-0x50(%rbp)
  jne    L176
L8:
  mov    $0x1,%eax
  jmp    L131
L176:
  mov    -0x50(%rbp),%rax
  lea    D14(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <fopen@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L43
  mov    -0x50(%rbp),%rax
  mov    %rax,%rsi
  lea    D48(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x1,%eax
  jmp    L131
L43:
  mov    -0x48(%rbp),%rax
  lea    D29(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <fopen@plt>
  mov    %rax,-0x10(%rbp)
  cmpq   $0x0,-0x10(%rbp)
  jne    L38
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    -0x48(%rbp),%rax
  mov    %rax,%rsi
  lea    D31(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x1,%eax
  jmp    L131
L38:
  mov    -0x10(%rbp),%rdx
  mov    -0x40(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <has_enough_lines@plt>
  test   %eax,%eax
  jne    L141
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    -0x50(%rbp),%rax
  mov    %rax,%rdi
  call   <remove@plt>
  mov    $0x1,%eax
  jmp    L131
L141:
  movl   $0x7,-0x28(%rbp)
  jmp    L152
L130:
  mov    -0x28(%rbp),%eax
  shl    $0x3,%eax
  mov    -0x40(%rbp),%rdx
  mov    %eax,%ecx
  shr    %cl,%rdx
  mov    %rdx,%rax
  mov    %al,-0x29(%rbp)
  movzbl -0x29(%rbp),%eax
  movsbl %al,%eax
  mov    -0x8(%rbp),%rdx
  mov    -0x10(%rbp),%rcx
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <hide_byte@plt>
  mov    %eax,-0x24(%rbp)
  subl   $0x1,-0x28(%rbp)
L152:
  cmpl   $0x0,-0x28(%rbp)
  js     L147
  cmpl   $0x0,-0x24(%rbp)
  jne    L130
  jmp    L147
L144:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    -0x8(%rbp),%rdx
  mov    -0x10(%rbp),%rcx
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <hide_byte@plt>
  mov    %eax,-0x24(%rbp)
  addq   $0x1,-0x20(%rbp)
L147:
  mov    -0x20(%rbp),%rax
  cmp    -0x18(%rbp),%rax
  je     L50
  cmpl   $0x0,-0x24(%rbp)
  jne    L144
L50:
  cmpl   $0x0,-0x24(%rbp)
  je     L72
  nop
L126:
  mov    -0x8(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  mov    %rax,%rsi
  mov    $0x0,%edi
  call   <hide_byte@plt>
  test   %eax,%eax
  jne    L126
L72:
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <fclose@plt>
  cmpl   $0x0,-0x24(%rbp)
  sete   %al
  movzbl %al,%eax
L131:
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: tag: D14
type_guessed: string
name: extract_symbolic_data
arguments: tag: D48
type_guessed: string
name: extract_symbolic_data
arguments: tag: D29
type_guessed: string
name: extract_symbolic_data
arguments: tag: D31
type_guessed: string
name: extract_symbolic_data
arguments: tag: D1
type_guessed: string

tool: D14: wb

tool: D48: ERROR: unable to write to "%s".


tool: D29: rb

tool: D31: ERROR: unable to read from "%s".


tool: D1: ERROR: the cover file must be larger.

assistant: ```c
int hide(const char *input_buf, const size_t input_buf_size, const char *cover_path, const char *output_path) {
  const char *ip = input_buf;
  const char *ip_end = ip + input_buf_size;
  FILE *cover_fp = NULL;
  FILE *output_fp = NULL;
  unsigned char byte = 0;
  int b = 0;
  int should_continue = 1;
  if (input_buf == NULL || cover_path == NULL || output_path == NULL) {
    return 1;
  }
  output_fp = fopen(output_path, "wb");
  if (output_fp == NULL) {
    printf("ERROR: unable to write to \"%s\".\n", output_path);
    return 1;
  }
  cover_fp = fopen(cover_path, "rb");
  if (cover_fp == NULL) {
    fclose(output_fp);
    printf("ERROR: unable to read from \"%s\".\n", cover_path);
    return 1;
  }
  if (!has_enough_lines(input_buf_size, cover_fp)) {
    printf("ERROR: the cover file must be larger.\n");
    fclose(output_fp);
    fclose(cover_fp);
    remove(output_path);
    return 1;
  }
  b = sizeof(input_buf_size) - 1;
  while (b > -1 && should_continue) {
    byte = input_buf_size >> (8 * b);
    should_continue = hide_byte(byte, cover_fp, output_fp);
    b--;
  }
  while (ip != ip_end && should_continue) {
    should_continue = hide_byte(*ip, cover_fp, output_fp);
    ip++;
  }
  if (should_continue) {
    while (hide_byte(0, cover_fp, output_fp))
      ;
  }
  fclose(output_fp);
  fclose(cover_fp);
  return (should_continue) ? 0 : 1;
}
```