user: Please show me the C implementation that matches the assembly code listed below:

```asm
<test_dct>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  lea    D74(%rip),%rax
  mov    %rax,-0x8(%rbp)
  movl   $0x0,-0x10(%rbp)
  movl   $0x1,-0xc(%rbp)
  mov    -0x8(%rbp),%rdx
  mov    -0x18(%rbp),%eax
  mov    %rdx,%rsi
  mov    %eax,%edi
  call   <print_category@plt>
  cmpl   $0x1,-0x18(%rbp)
  jne    L12
  lea    D93(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L12:
  lea    D17(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  call   <print_threads@plt>
  lea    D51(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    -0xc(%rbp),%ecx
  mov    -0x14(%rbp),%edx
  mov    -0x8(%rbp),%rsi
  mov    -0x18(%rbp),%eax
  mov    %eax,%edi
  call   <def_region@plt>
  or     %eax,-0x10(%rbp)
  mov    -0xc(%rbp),%edx
  mov    -0x14(%rbp),%ecx
  mov    -0x18(%rbp),%eax
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <enter_stacks@plt>
  or     %eax,-0x10(%rbp)
  cmpl   $0x1,-0x18(%rbp)
  jne    L37
  lea    D93(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L37:
  lea    D91(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  call   <print_threads@plt>
  lea    D51(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    -0xc(%rbp),%edx
  mov    -0x14(%rbp),%ecx
  mov    -0x18(%rbp),%eax
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <exit_stacks@plt>
  or     %eax,-0x10(%rbp)
  cmpl   $0x1,-0x18(%rbp)
  jne    L39
  lea    D93(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L39:
  lea    D22(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  call   <print_threads@plt>
  lea    D51(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  cmpl   $0x1,-0x18(%rbp)
  jne    L28
  lea    D54(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L28:
  mov    -0x10(%rbp),%eax
  leave
  ret
```

tool_calls: name: read_data
arguments: data_label: D74
type: string
name: read_data
arguments: data_label: D93
type: string
name: read_data
arguments: data_label: D17
type: string
name: read_data
arguments: data_label: D51
type: string
name: read_data
arguments: data_label: D91
type: string
name: read_data
arguments: data_label: D22
type: string
name: read_data
arguments: data_label: D54
type: string

tool: D74: dct

tool: D93: Threads:


tool: D17: init_dct_threads_before=

tool: D51: 


tool: D91: bin_dct_threads_before=

tool: D22: bin_dct_threads_after=

tool: D54: *********


assistant: ```c
int test_dct(uint64_t bid, int message) {
  char *category = "dct";
  int error = 0;
  uint32_t rid = 1;
  print_category(message, category);
  if (message == 1)
    printf("Threads:\n");
  printf("init_dct_threads_before=");
  print_threads();
  printf("\n");
  error |= def_region(message, category, bid, rid);
  error |= enter_stacks(message, bid, rid);
  if (message == 1)
    printf("Threads:\n");
  printf("bin_dct_threads_before=");
  print_threads();
  printf("\n");
  error |= exit_stacks(message, bid, rid);
  if (message == 1)
    printf("Threads:\n");
  printf("bin_dct_threads_after=");
  print_threads();
  printf("\n");
  if (message == 1)
    printf("*********\n");
  return error;
}
```