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

```asm
<comment_var>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  sub    $0x18,%rsp
  mov    %rdx,%r10
  mov    %r9d,%r11d
  mov    0x1040(%rsp),%rbp
  mov    0x1048(%rsp),%rbx
  mov    0x1058(%rsp),%eax
  mov    %fs:0x28,%rdx
  mov    %rdx,0x1008(%rsp)
  xor    %edx,%edx
  cmp    $0x1,%eax
  je     L74
  cmp    $0x2,%eax
  je     L76
L56:
  mov    0x1008(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L64
  add    $0x1018,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L74:
  cmpl   $0x1,0x1050(%rsp)
  je     L61
  movsbl %sil,%esi
  lea    0x1(%r10),%rdx
  lea    0x1(%rdi),%rax
  cmpl   $0x0,0x1050(%rsp)
  cmovne %rdx,%rax
  lea    0x1(%rdi),%rdx
  mov    %rsp,%rdi
  push   %rsi
  push   %rax
  movsbl %r8b,%r8d
  push   %r8
  movsbl %cl,%ecx
  push   %rcx
  lea    0x1(%r10),%r9
  movsbl %r11b,%r8d
  mov    %esi,%ecx
  lea    D17(%rip),%rsi
  mov    $0x0,%eax
  call   <sprintf@plt>
  add    $0x20,%rsp
L24:
  mov    %rsp,%rsi
  mov    %rbx,%rdi
  call   <dyn_strcat@plt>
  test   %rbp,%rbp
  je     L49
  mov    %rsp,%r12
  mov    %rbp,%rdx
  lea    D44(%rip),%rsi
  mov    %r12,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  mov    %r12,%rsi
  mov    %rbx,%rdi
  call   <dyn_strcat@plt>
L49:
  lea    D18(%rip),%rsi
  mov    %rbx,%rdi
  call   <dyn_strcat@plt>
  jmp    L56
L61:
  movsbl %cl,%ecx
  lea    0x1(%r10),%r9
  movsbl %sil,%esi
  lea    0x1(%rdi),%rdx
  mov    %rsp,%rdi
  push   %rcx
  push   %r9
  movsbl %r8b,%r8d
  push   %r8
  push   %rcx
  movsbl %r11b,%r8d
  mov    %esi,%ecx
  lea    D13(%rip),%rsi
  mov    $0x0,%eax
  call   <sprintf@plt>
  add    $0x20,%rsp
  jmp    L24
L76:
  cmpl   $0x1,0x1050(%rsp)
  setne  %r13b
  lea    0x56(%r13,%r13,1),%r13d
  sete   %r12b
  lea    0x56(%r12,%r12,1),%r12d
  movsbl %r13b,%r13d
  movsbl %r12b,%r12d
  mov    %rsp,%rbp
  sub    $0x8,%rsp
  movsbl %cl,%edx
  push   %rdx
  lea    0x1(%r10),%rax
  push   %rax
  movsbl %r9b,%eax
  push   %rax
  movsbl %sil,%r9d
  lea    0x1(%rdi),%r8
  mov    %r13d,%ecx
  mov    %r12d,%edx
  lea    D37(%rip),%rsi
  mov    %rbp,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  mov    %rbp,%rsp
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <dyn_strcat@plt>
  jmp    L56
L64:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: label: D17
type: string
name: parse_data
arguments: label: D44
type: string
name: parse_data
arguments: label: D18
type: string
name: parse_data
arguments: label: D13
type: string
name: parse_data
arguments: label: D37
type: string

tool: D17:  qVariant: %d%c%c%d%c : %c%d%c

tool: D44:  : %s

tool: D18: 


tool: D13:  Variant: %d%c%c%d%c : %c%d%c

tool: D37: |%c%c:%ld%c%c%ld%c

assistant: ```c
void comment_var(long i0_pos, char sp0, long i1_pos, char sp1, char o_sp1, char sim_char, const char *ann_comment, struct dyn_string_str *annot_var_dyn, int target, int d_type) {
  char tmp_str[4096], tc, ann_ch0, ann_ch1;
  char *d1_fmt;
  if (d_type == 1) {
    if (target == 1) {
      d1_fmt = " Variant: %d%c%c%d%c : %c%d%c";
      sprintf(tmp_str, d1_fmt, i0_pos + 1, sp0, sim_char, i1_pos + 1, sp1, o_sp1, (target ? i1_pos + 1 : i0_pos + 1), sp1);
    } else {
      d1_fmt = " qVariant: %d%c%c%d%c : %c%d%c";
      sprintf(tmp_str, d1_fmt, i0_pos + 1, sp0, sim_char, i1_pos + 1, sp1, o_sp1, (target ? i1_pos + 1 : i0_pos + 1), sp0);
    }
    dyn_strcat(annot_var_dyn, tmp_str);
    if (ann_comment) {
      sprintf(tmp_str, " : %s", ann_comment);
      dyn_strcat(annot_var_dyn, tmp_str);
    }
    dyn_strcat(annot_var_dyn, "\n");
  } else if (d_type == 2) {
    if (target == 1) {
      ann_ch0 = 'X';
      ann_ch1 = 'V';
    } else {
      ann_ch0 = 'V';
      ann_ch1 = 'X';
    }
    sprintf(tmp_str, "|%c%c:%ld%c%c%ld%c", ann_ch0, ann_ch1, i0_pos + 1, sp0, sim_char, i1_pos + 1, sp1);
    dyn_strcat(annot_var_dyn, tmp_str);
  }
}
```