#include "scsh-ldap.h"

s48_value scsh_enter_ldap(LDAP *ldap) 
{
  s48_value rec = S48_FALSE;
  S48_DECLARE_GC_PROTECT(1);

  S48_GC_PROTECT_1(rec);
  rec = s48_make_record(scsh_ldap_record_type);
  S48_RECORD_SET(rec, 0, s48_enter_integer((long) ldap));
  S48_GC_UNPROTECT();
  return rec;
}

s48_value scsh_enter_ldapmessage(LDAPMessage *lm)
{
  s48_value rec = S48_FALSE;
  S48_DECLARE_GC_PROTECT(1);

  S48_GC_PROTECT_1(rec);
  rec = s48_make_record(scsh_ldapmessage_record_type);
  S48_RECORD_SET(rec, 0, s48_enter_integer((long) lm));
  S48_GC_UNPROTECT();
  return rec;
}

s48_value scsh_ldap_open(s48_value host, s48_value port)
{
  LDAP *ldap;
  S48_DECLARE_GC_PROTECT(2);
  
  S48_GC_PROTECT_2(host, port);
  ldap = ldap_open(s48_extract_string(host), s48_extract_integer(port));
  S48_GC_UNPROTECT();
  return ldap == NULL ? S48_FALSE : scsh_enter_ldap(ldap);
}

s48_value scsh_ldap_init(s48_value host, s48_value port)
{
  LDAP *ldap;
  S48_DECLARE_GC_PROTECT(2);
  
  S48_GC_PROTECT_2(host, port);
  ldap = ldap_init(s48_extract_string(host), s48_extract_integer(port));
  S48_GC_UNPROTECT();
  return ldap == NULL ? S48_FALSE : scsh_enter_ldap(ldap);
}

s48_value scsh_ldap_bind_s(s48_value ldap, s48_value user, 
			   s48_value cred, s48_value method)
{
  int r;
  S48_DECLARE_GC_PROTECT(4);

  S48_GC_PROTECT_4(ldap, user, cred, method);
  r = ldap_bind_s(scsh_extract_ldap(ldap), s48_extract_string(user),
		  s48_extract_string(cred), s48_extract_integer(method));
  S48_GC_UNPROTECT();
  return s48_enter_integer(r);
}

s48_value scsh_ldap_simple_bind_s(s48_value ldap, s48_value user, s48_value cred)
{
  int r;
  S48_DECLARE_GC_PROTECT(3);

  S48_GC_PROTECT_3(ldap, user, cred);
  r = ldap_simple_bind_s(scsh_extract_ldap(ldap), s48_extract_string(user),
			 s48_extract_string(cred));
  S48_GC_UNPROTECT();
  return r;
}

s48_value scsh_ldap_unbind_s(s48_value ldap)
{
  return s48_enter_integer(ldap_unbind_s(scsh_extract_ldap(ldap)));
}

s48_value scsh_ldap_error_string(s48_value errcode)
{
  return s48_enter_string(ldap_err2string(s48_extract_integer(errcode)));
}

s48_value scsh_ldap_result_error(s48_value ldap, s48_value res)
{
  int r;
  S48_DECLARE_GC_PROTECT(2);
  
  S48_GC_PROTECT_2(ldap, res);
  r = s48_enter_integer(ldap_result2error(scsh_extract_ldap(ldap), 
					  scsh_extract_ldapmessage(res), 0));
  S48_GC_UNPROTECT();
  return s48_enter_integer(r);
}

s48_value scsh_ldap_memfree(s48_value ldap)
{
  ldap_memfree(scsh_extract_ldap(ldap));
  return S48_UNSPECIFIC;
}

s48_value scsh_ldap_msgfree(s48_value ldapmsg)
{
  ldap_msgfree(scsh_extract_ldapmessage(ldapmsg));
  return S48_UNSPECIFIC;
}

void scsh_ldap_main(void)
{
  S48_GC_PROTECT_GLOBAL(scsh_ldap_record_type);
  scsh_ldap_record_type = s48_get_imported_binding("ldap");

  S48_GC_PROTECT_GLOBAL(scsh_ldapmessage_record_type);
  scsh_ldapmessage_record_type = s48_get_imported_binding("ldap-message");

  S48_EXPORT_FUNCTION(scsh_ldap_open);
  S48_EXPORT_FUNCTION(scsh_ldap_init);
  S48_EXPORT_FUNCTION(scsh_ldap_bind_s);
  S48_EXPORT_FUNCTION(scsh_ldap_simple_bind_s);
  S48_EXPORT_FUNCTION(scsh_ldap_unbind_s);
  S48_EXPORT_FUNCTION(scsh_ldap_error_string);
  S48_EXPORT_FUNCTION(scsh_ldap_result_error);
  S48_EXPORT_FUNCTION(scsh_ldap_memfree);
  S48_EXPORT_FUNCTION(scsh_ldap_msgfree);
}