user: Translate the below assembly code into C programming language:

```asm
<ecparam_print_var>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %ecx,-0x2c(%rbp)
  mov    %r8,-0x38(%rbp)
  mov    -0x2c(%rbp),%ecx
  mov    -0x28(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  lea    D16(%rip),%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <BIO_printf@plt>
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <BN_is_zero@plt>
  test   %rax,%rax
  je     L37
  mov    -0x18(%rbp),%rax
  lea    D23(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <BIO_printf@plt>
  jmp    L29
L37:
  mov    -0x38(%rbp),%rdx
  mov    -0x20(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <BN_bn2bin@plt>
  mov    %eax,-0x4(%rbp)
  movl   $0x0,-0x8(%rbp)
  jmp    L49
L44:
  mov    -0x8(%rbp),%ecx
  movslq %ecx,%rax
  imul   $0x2aaaaaab,%rax,%rax
  shr    $0x20,%rax
  sar    %eax
  mov    %ecx,%esi
  sar    $0x1f,%esi
  sub    %esi,%eax
  mov    %eax,%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  shl    $0x2,%eax
  sub    %eax,%ecx
  mov    %ecx,%edx
  test   %edx,%edx
  jne    L16
  mov    -0x18(%rbp),%rax
  lea    D5(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <BIO_printf@plt>
L16:
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0x18(%rbp),%rax
  lea    D47(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <BIO_printf@plt>
  addl   $0x1,-0x8(%rbp)
L49:
  mov    -0x4(%rbp),%eax
  sub    $0x1,%eax
  cmp    %eax,-0x8(%rbp)
  jl     L44
  mov    -0x8(%rbp),%ecx
  movslq %ecx,%rax
  imul   $0x2aaaaaab,%rax,%rax
  shr    $0x20,%rax
  sar    %eax
  mov    %ecx,%esi
  sar    $0x1f,%esi
  sub    %esi,%eax
  mov    %eax,%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  shl    $0x2,%eax
  sub    %eax,%ecx
  mov    %ecx,%edx
  test   %edx,%edx
  jne    L51
  mov    -0x18(%rbp),%rax
  lea    D5(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <BIO_printf@plt>
L51:
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0x18(%rbp),%rax
  lea    D39(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <BIO_printf@plt>
L29:
  mov    -0x18(%rbp),%rax
  lea    D17(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <BIO_printf@plt>
  mov    $0x1,%eax
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D16
type: string
name: unpack_data
arguments: data_label: D23
type: string
name: unpack_data
arguments: data_label: D5
type: string
name: unpack_data
arguments: data_label: D47
type: string
name: unpack_data
arguments: data_label: D39
type: string
name: unpack_data
arguments: data_label: D17
type: string

tool: D16: static unsigned char %s_%d[] = {

tool: D23: 
	0x00

tool: D5: 
	

tool: D47: 0x%02X,

tool: D39: 0x%02X

tool: D17: 
	};



assistant: ```c
int ecparam_print_var(BIO *out, BIGNUM *in, const char *var, int len, unsigned char *buffer) {
  BIO_printf(out, "static unsigned char %s_%d[] = {", var, len);
  if (BN_is_zero(in))
    BIO_printf(out, "\n\t0x00");
  else {
    int i, l;
    l = BN_bn2bin(in, buffer);
    for (i = 0; i < l - 1; i++) {
      if ((i % 12) == 0)
        BIO_printf(out, "\n\t");
      BIO_printf(out, "0x%02X,", buffer[i]);
    }
    if ((i % 12) == 0)
      BIO_printf(out, "\n\t");
    BIO_printf(out, "0x%02X", buffer[i]);
  }
  BIO_printf(out, "\n\t};\n\n");
  return 1;
}
```