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

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %edi,-0x34(%rbp)
  mov    %rsi,-0x40(%rbp)
  movl   $0x1,-0x28(%rbp)
  movq   $0x0,-0x20(%rbp)
  cmpl   $0x2,-0x34(%rbp)
  jne    L92
  mov    -0x40(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  jne    L2
L92:
  lea    D68(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x1,%eax
  jmp    L51
L2:
  mov    -0x40(%rbp),%rax
  mov    0x8(%rax),%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <filename2varname@plt>
  mov    %rax,-0x10(%rbp)
  cmpq   $0x0,-0x10(%rbp)
  jne    L5
  lea    D64(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x2,%eax
  jmp    L51
L5:
  mov    -0x18(%rbp),%rax
  lea    D13(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <fopen@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L22
  mov    -0x40(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  mov    %rax,%rsi
  lea    D49(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x3,%eax
  jmp    L51
L22:
  mov    -0x10(%rbp),%rax
  mov    %rax,%rsi
  lea    D75(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L28:
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <getc@plt>
  mov    %eax,-0x24(%rbp)
  cmpl   $0x0,-0x24(%rbp)
  js     L109
  cmpq   $0x0,-0x20(%rbp)
  jle    L32
  mov    $0x2c,%edi
  call   <putchar@plt>
L32:
  cmpl   $0xf,-0x28(%rbp)
  jle    L7
  movl   $0x1,-0x28(%rbp)
  mov    $0xa,%edi
  call   <putchar@plt>
L7:
  addl   $0x1,-0x28(%rbp)
  addq   $0x1,-0x20(%rbp)
  mov    -0x24(%rbp),%eax
  mov    %eax,%esi
  lea    D9(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L28
L109:
  nop
  cmpq   $0x0,-0x20(%rbp)
  jle    L34
  mov    $0x2c,%edi
  call   <putchar@plt>
L34:
  lea    D34(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x20(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  mov    %rax,%rsi
  lea    D20(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    $0x0,%eax
L51:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: label: D68
type_infered: string
name: disassemble_data
arguments: label: D3
type_infered: string
name: disassemble_data
arguments: label: D64
type_infered: string
name: disassemble_data
arguments: label: D13
type_infered: string
name: disassemble_data
arguments: label: D49
type_infered: string
name: disassemble_data
arguments: label: D75
type_infered: string
name: disassemble_data
arguments: label: D9
type_infered: string
name: disassemble_data
arguments: label: D34
type_infered: string
name: disassemble_data
arguments: label: D20
type_infered: string

tool: D68: file2c transforms a data file into C code. Copyright (C) Mateusz Viste 2014

tool: D3: Usage: file2c file.dat

tool: D64: Error: unable to parse filename.

tool: D13: rb

tool: D49: Error: failed to open '%s'.


tool: D75: unsigned char %s[] = {


tool: D9: 0x%02X

tool: D34: 0x00};

tool: D20: long %s_len = %ldl;


assistant: ```c
int main(int argc, char **argv) {
  FILE *fd;
  int bytebuff, column = 1;
  long bytecount = 0;
  char *varname, *filename;
  if ((argc != 2) || (argv[1][0] == '-')) {
    puts("file2c transforms a data file into C code. Copyright (C) Mateusz Viste 2014");
    puts("Usage: file2c file.dat");
    return (1);
  }
  filename = argv[1];
  varname = filename2varname(filename);
  if (varname == NULL) {
    puts("Error: unable to parse filename.");
    return (2);
  }
  fd = fopen(filename, "rb");
  if (fd == NULL) {
    printf("Error: failed to open '%s'.\n", argv[1]);
    return (3);
  }
  printf("unsigned char %s[] = {\n", varname);
  for (;;) {
    bytebuff = getc(fd);
    if (bytebuff < 0)
      break;
    if (bytecount > 0)
      printf(",");
    if (column > 15) {
      column = 1;
      printf("\n");
    }
    column += 1;
    bytecount += 1;
    printf("0x%02X", bytebuff);
  }
  if (bytecount > 0)
    printf(",");
  printf("0x00};\n");
  printf("long %s_len = %ldl;\n", varname, bytecount);
  fclose(fd);
  free(varname);
  return (0);
}
```