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

```asm
<testSquaring>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x1f8,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x1e8(%rsp)
  xor    %eax,%eax
  lea    D16(%rip),%rdi
  call   <printf@plt>
  movl   $0xa9,(%rsp)
  movl   $0x100,0x4(%rsp)
  movl   $0x0,0x8(%rsp)
  movl   $0x0,0xc(%rsp)
  movl   $0x0,0x10(%rsp)
  movl   $0x0,0x14(%rsp)
  lea    0x60(%rsp),%rbx
  mov    %rsp,%rsi
  mov    %rbx,%rdx
  mov    $0x6,%edi
  call   <f2m_square@plt>
  movq   $0x0,0x90(%rsp)
  movq   $0x0,0x98(%rsp)
  movq   $0x0,0xa0(%rsp)
  movq   $0x0,0xa8(%rsp)
  movq   $0x0,0xb0(%rsp)
  movq   $0x0,0xb8(%rsp)
  movl   $0x4441,0x90(%rsp)
  movl   $0x10000,0x98(%rsp)
  lea    0x90(%rsp),%rdx
  mov    %rbx,%rsi
  mov    $0xc,%edi
  call   <f2m_is_equal@plt>
  mov    %eax,%edi
  call   <assert@plt>
  movl   $0x10116,0x20(%rsp)
  movl   $0x1,0x24(%rsp)
  movl   $0x0,0x28(%rsp)
  movl   $0x10000,0x2c(%rsp)
  movl   $0x0,0x30(%rsp)
  movl   $0x0,0x34(%rsp)
  lea    0xc0(%rsp),%rbx
  lea    0x20(%rsp),%rsi
  mov    %rbx,%rdx
  mov    $0x6,%edi
  call   <f2m_square@plt>
  movl   $0x10114,0xf0(%rsp)
  movl   $0x1,0xf4(%rsp)
  movl   $0x1,0xf8(%rsp)
  movl   $0x0,0xfc(%rsp)
  movl   $0x0,0x100(%rsp)
  movl   $0x0,0x104(%rsp)
  movl   $0x0,0x108(%rsp)
  movl   $0x1,0x10c(%rsp)
  movl   $0x0,0x110(%rsp)
  movl   $0x0,0x114(%rsp)
  movl   $0x0,0x118(%rsp)
  movl   $0x0,0x11c(%rsp)
  lea    0xf0(%rsp),%rdx
  mov    %rbx,%rsi
  mov    $0xc,%edi
  call   <f2m_is_equal@plt>
  mov    %eax,%edi
  call   <assert@plt>
  movl   $0x6ca670cf,0x40(%rsp)
  movl   $0x1,0x44(%rsp)
  movl   $0x0,0x48(%rsp)
  movl   $0x10000,0x4c(%rsp)
  movl   $0x0,0x50(%rsp)
  movl   $0x80000000,0x54(%rsp)
  lea    0x120(%rsp),%rbp
  lea    0x40(%rsp),%rsi
  mov    %rbp,%rdx
  mov    $0x6,%edi
  call   <f2m_square@plt>
  movl   $0x15005055,0x150(%rsp)
  movl   $0x14504414,0x154(%rsp)
  movl   $0x1,0x158(%rsp)
  movl   $0x0,0x15c(%rsp)
  movl   $0x0,0x160(%rsp)
  movl   $0x0,0x164(%rsp)
  movl   $0x0,0x168(%rsp)
  movl   $0x1,0x16c(%rsp)
  movl   $0x0,0x170(%rsp)
  movl   $0x0,0x174(%rsp)
  movl   $0x0,0x178(%rsp)
  movl   $0x40000000,0x17c(%rsp)
  lea    0x150(%rsp),%rbx
  mov    %rbx,%rdx
  mov    %rbp,%rsi
  mov    $0xc,%edi
  call   <f2m_is_equal@plt>
  mov    %eax,%edi
  call   <assert@plt>
  lea    0x180(%rsp),%rbp
  mov    %rbp,%rsi
  mov    $0x18,%edi
  call   <initZero@plt>
  mov    %rbp,%rdx
  mov    %rbx,%rsi
  mov    $0xc,%edi
  call   <f2m_square@plt>
  lea    D1(%rip),%rdi
  call   <printf@plt>
  mov    0x1e8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L8
  add    $0x1f8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_label: D16
type_guessed: string
name: unpack_data
arguments: data_label: D1
type_guessed: string

tool: D16: Testing squaring


tool: D1: Tests squaring passed


assistant: ```c
void testSquaring() {
  printf("Testing squaring\n");
  uint32_t input1[6] = {0xA9, 0x100, 0x0, 0x0, 0x0, 0x0};
  uint32_t result1[12];
  f2m_square(6, input1, result1);
  uint32_t validResult1[12] = {0x4441, 0x0, 0x10000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
  assert(f2m_is_equal(12, result1, validResult1));
  uint32_t input2[6] = {0x10116, 0x1, 0x0, 0x10000, 0x0, 0x0};
  uint32_t result2[12];
  f2m_square(6, input2, result2);
  uint32_t validResult2[12] = {0x10114, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0};
  assert(f2m_is_equal(12, result2, validResult2));
  uint32_t input3[6] = {0x6CA670CF, 0x1, 0x0, 0x10000, 0x0, 0x80000000};
  uint32_t result3[12];
  f2m_square(6, input3, result3);
  uint32_t validResult3[12] = {0x15005055, 0x14504414, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x40000000};
  assert(f2m_is_equal(12, result3, validResult3));
  uint32_t r24[24];
  initZero(24, r24);
  f2m_square(12, validResult3, r24);
  uint32_t vr24[24] = {0x11001111, 0x1110000, 0x10100110, 0x1101100, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000000};
  printf("Tests squaring passed\n");
}
```