user: What would the C source look like for the assembly code provided here?

```asm
<BasicFreopen>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  sub    $0x18,%rsp
  mov    $0x3fe,%ecx
  pxor   %xmm0,%xmm0
  mov    %fs:0x28,%rax
  mov    %rax,0x2008(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r13
  lea    0x10(%rsp),%rdi
  movaps %xmm0,(%rsp)
  rep stos %rax,%es:(%rdi)
  mov    %r13,%rdi
  call   <xtmpnam@plt>
  xor    %eax,%eax
  call   <testbreak@plt>
  lea    D9(%rip),%rsi
  mov    %r13,%rdi
  call   <fopen_test@plt>
  xor    %edi,%edi
  mov    %rax,%rsi
  mov    %rax,%rbp
  call   <expect_ptr@plt>
  mov    %eax,%r12d
  test   %eax,%eax
  jne    L48
L32:
  mov    %rbp,%rdx
  lea    D24(%rip),%rsi
  mov    %r13,%rdi
  call   <freopen_test@plt>
  mov    %rbp,%rdi
  mov    %rax,%rsi
  mov    %rax,%r14
  call   <expect_vap@plt>
  mov    %eax,%ebp
  test   %eax,%eax
  jne    L104
L88:
  mov    %r14,%rdi
  call   <fclose_test@plt>
  xor    %edi,%edi
  mov    %eax,%esi
  call   <expect_zng@plt>
  test   %eax,%eax
  jne    L62
L94:
  mov    %r13,%rdi
  call   <unlink_test@plt>
  xor    %edi,%edi
  mov    %eax,%esi
  call   <expect_zng@plt>
  test   %eax,%eax
  jne    L74
L35:
  xor    %eax,%eax
  call   <testbreak@plt>
L41:
  mov    0x2008(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L66
  add    $0x2018,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax)
L48:
  lea    D53(%rip),%rdi
  call   <printf@plt>
  xor    %edi,%edi
  call   <fflush@plt>
  cmp    $0xffffffff,%r12d
  je     L28
  mov    $0xffffffff,%r12d
  jmp    L32
  nopl   0x0(%rax)
L104:
  lea    D53(%rip),%rdi
  call   <printf@plt>
  xor    %edi,%edi
  call   <fflush@plt>
  cmp    $0xffffffff,%ebp
  je     L28
  mov    $0xffffffff,%r12d
  jmp    L88
  nopl   0x0(%rax,%rax,1)
L62:
  lea    D53(%rip),%rdi
  mov    $0xffffffff,%r12d
  call   <printf@plt>
  xor    %edi,%edi
  call   <fflush@plt>
  jmp    L94
  cs nopw 0x0(%rax,%rax,1)
L74:
  lea    D53(%rip),%rdi
  mov    $0xffffffff,%r12d
  call   <printf@plt>
  xor    %edi,%edi
  call   <fflush@plt>
  jmp    L35
  xchg   %ax,%ax
L28:
  lea    D58(%rip),%rdi
  mov    $0xffffffff,%r12d
  call   <printf@plt>
  xor    %edi,%edi
  call   <fflush@plt>
  jmp    L41
L66:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D9
datatype: string
name: unpack_data
arguments: data_tag: D24
datatype: string
name: unpack_data
arguments: data_tag: D53
datatype: string
name: unpack_data
arguments: data_tag: D58
datatype: string

tool: D9: w+

tool: D24: ad

tool: D53: 	Failed Phase 2: This call did something unexpected.


tool: D58: 	Fail Phase 2: Aborting test because of catastrophic failure


assistant: ```c
int BasicFreopen(void) {
  int block = 0;
  FILE *fp;
  FILE *fp2;
  int passed;
  char tf[8192] = {0};
  xtmpnam(tf);
  testbreak();
  passed = expect_ptr(0, fp = fopen_test(tf, "w+"));
  if (passed != 0) {
    printf("\tFailed Phase 2: This call did something unexpected.\n");
    fflush(NULL);
    block = -1;
  };
  if (passed == -1) {
    printf("\tFail Phase 2: Aborting test because of catastrophic failure\n");
    fflush(NULL);
    return passed;
  };
  passed = expect_vap(fp, fp2 = freopen_test(tf, "ad", fp));
  if (passed != 0) {
    printf("\tFailed Phase 2: This call did something unexpected.\n");
    fflush(NULL);
    block = -1;
  };
  if (passed == -1) {
    printf("\tFail Phase 2: Aborting test because of catastrophic failure\n");
    fflush(NULL);
    return passed;
  };
  passed = expect_zng(0, fclose_test(fp2));
  if (passed != 0) {
    printf("\tFailed Phase 2: This call did something unexpected.\n");
    fflush(NULL);
    block = -1;
  };
  passed = expect_zng(0, unlink_test(tf));
  if (passed != 0) {
    printf("\tFailed Phase 2: This call did something unexpected.\n");
    fflush(NULL);
    block = -1;
  };
  testbreak();
  return block;
}
```