C++ (Cpp) _nss_nisplus_parse_etherent Examples

Example #1

File: nisplus-ethers.c Project: alucas/glibc

enum nss_status
_nss_nisplus_gethostton_r (const char *name, struct etherent *eth,
			   char *buffer, size_t buflen, int *errnop)
{
  if (tablename_val == NULL)
    {
      enum nss_status status = _nss_create_tablename (errnop);

      if (status != NSS_STATUS_SUCCESS)
	return status;
    }

  if (name == NULL)
    {
      *errnop = EINVAL;
      return NSS_STATUS_UNAVAIL;
    }

  char buf[strlen (name) + 9 + tablename_len];
  int olderr = errno;

  snprintf (buf, sizeof (buf), "[name=%s],%s", name, tablename_val);

  nis_result *result = nis_list (buf, FOLLOW_PATH | FOLLOW_LINKS | USE_DGRAM,
				 NULL, NULL);

  if (result == NULL)
    {
      *errnop = ENOMEM;
      return NSS_STATUS_TRYAGAIN;
    }

  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
    {
      enum nss_status status = niserr2nss (result->status);
      nis_freeresult (result);
      return status;
    }

  int parse_res = _nss_nisplus_parse_etherent (result, eth, buffer,
					       buflen, errnop);

  /* We do not need the lookup result anymore.  */
  nis_freeresult (result);

  if (__glibc_unlikely (parse_res < 1))
    {
      __set_errno (olderr);

      if (parse_res == -1)
	return NSS_STATUS_TRYAGAIN;

      return NSS_STATUS_NOTFOUND;
    }

  return NSS_STATUS_SUCCESS;
}

Example #2

File: nisplus-ethers.c Project: KrisChaplin/octeon_toolchain-4.1

static enum nss_status
internal_nisplus_getetherent_r (struct etherent *ether, char *buffer,
				size_t buflen, int *errnop)
{
  if (tablename_val == NULL)
    {
      enum nss_status status = _nss_create_tablename (errnop);

      if (status != NSS_STATUS_SUCCESS)
	return status;
    }

  /* Get the next entry until we found a correct one. */
  int parse_res;
  do
    {
      nis_result *saved_result;

      if (result == NULL)
	{
	  saved_result = NULL;
	  result = nis_first_entry (tablename_val);
	  if (niserr2nss (result->status) != NSS_STATUS_SUCCESS)
	    return niserr2nss (result->status);
	}
      else
	{
	  saved_result = result;
	  result = nis_next_entry (tablename_val, &result->cookie);
	  if (niserr2nss (result->status) != NSS_STATUS_SUCCESS)
	    {
	      nis_freeresult (saved_result);
	      return niserr2nss (result->status);
	    }
	}

      parse_res = _nss_nisplus_parse_etherent (result, ether, buffer,
					       buflen, errnop);
      if (parse_res == -1)
	{
	  nis_freeresult (result);
	  result = saved_result;
	  return NSS_STATUS_TRYAGAIN;
	}

      if (saved_result != NULL)
	nis_freeresult (saved_result);

    }
  while (!parse_res);

  return NSS_STATUS_SUCCESS;
}

Example #3

File: nisplus-ethers.c Project: alucas/glibc

enum nss_status
_nss_nisplus_getntohost_r (const struct ether_addr *addr, struct etherent *eth,
			   char *buffer, size_t buflen, int *errnop)
{
  if (tablename_val == NULL)
    {
      __libc_lock_lock (lock);

      enum nss_status status = _nss_create_tablename (errnop);

      __libc_lock_unlock (lock);

      if (status != NSS_STATUS_SUCCESS)
	return status;
    }

  if (addr == NULL)
    {
      *errnop = EINVAL;
      return NSS_STATUS_UNAVAIL;
    }

  char buf[26 + tablename_len];

  snprintf (buf, sizeof (buf),
	    "[addr=%" PRIx8 ":%" PRIx8 ":%" PRIx8 ":%" PRIx8 ":%" PRIx8
	    ":%" PRIx8 "],%s",
	    addr->ether_addr_octet[0], addr->ether_addr_octet[1],
	    addr->ether_addr_octet[2], addr->ether_addr_octet[3],
	    addr->ether_addr_octet[4], addr->ether_addr_octet[5],
	    tablename_val);

  nis_result *result = nis_list (buf, FOLLOW_PATH | FOLLOW_LINKS | USE_DGRAM,
				 NULL, NULL);

  if (result == NULL)
    {
      *errnop = ENOMEM;
      return NSS_STATUS_TRYAGAIN;
    }

  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
    {
      enum nss_status status = niserr2nss (result->status);
      nis_freeresult (result);
      return status;
    }

  int parse_res = _nss_nisplus_parse_etherent (result, eth, buffer,
					       buflen, errnop);

  /* We do not need the lookup result anymore.  */
  nis_freeresult (result);

  if (__glibc_unlikely (parse_res < 1))
    {
      if (parse_res == -1)
	return NSS_STATUS_TRYAGAIN;

      return NSS_STATUS_NOTFOUND;
    }

  return NSS_STATUS_SUCCESS;
}