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https://gitlab.freedesktop.org/NetworkManager/NetworkManager
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9c3a59341f
[1/73] Compiling C object 'libnm-core/2b1af02@@nm-core@sta/.._shared_nm-ethtool-utils.c.o'.
../shared/nm-ethtool-utils.c:93:14: warning: duplicate 'const' declaration specifier [-Wduplicate-decl-specifier]
const guint8 const _by_name[_NM_ETHTOOL_ID_NUM] = {
^~~~~
225 lines
7.6 KiB
C
225 lines
7.6 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
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/*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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* Copyright 2018 Red Hat, Inc.
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*/
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#include "nm-default.h"
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#include "nm-ethtool-utils.h"
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#include "nm-setting-ethtool.h"
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/*****************************************************************************/
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#define ETHT_DATA(xname) \
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[NM_ETHTOOL_ID_##xname] = (&((const NMEthtoolData) { \
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.optname = NM_ETHTOOL_OPTNAME_##xname, \
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.id = NM_ETHTOOL_ID_##xname, \
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}))
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const NMEthtoolData *const nm_ethtool_data[_NM_ETHTOOL_ID_NUM + 1] = {
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/* indexed by NMEthtoolID */
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ETHT_DATA (FEATURE_ESP_HW_OFFLOAD),
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ETHT_DATA (FEATURE_ESP_TX_CSUM_HW_OFFLOAD),
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ETHT_DATA (FEATURE_FCOE_MTU),
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ETHT_DATA (FEATURE_GRO),
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ETHT_DATA (FEATURE_GSO),
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ETHT_DATA (FEATURE_HIGHDMA),
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ETHT_DATA (FEATURE_HW_TC_OFFLOAD),
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ETHT_DATA (FEATURE_L2_FWD_OFFLOAD),
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ETHT_DATA (FEATURE_LOOPBACK),
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ETHT_DATA (FEATURE_LRO),
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ETHT_DATA (FEATURE_NTUPLE),
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ETHT_DATA (FEATURE_RX),
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ETHT_DATA (FEATURE_RXHASH),
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ETHT_DATA (FEATURE_RXVLAN),
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ETHT_DATA (FEATURE_RX_ALL),
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ETHT_DATA (FEATURE_RX_FCS),
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ETHT_DATA (FEATURE_RX_GRO_HW),
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ETHT_DATA (FEATURE_RX_UDP_TUNNEL_PORT_OFFLOAD),
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ETHT_DATA (FEATURE_RX_VLAN_FILTER),
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ETHT_DATA (FEATURE_RX_VLAN_STAG_FILTER),
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ETHT_DATA (FEATURE_RX_VLAN_STAG_HW_PARSE),
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ETHT_DATA (FEATURE_SG),
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ETHT_DATA (FEATURE_TLS_HW_RECORD),
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ETHT_DATA (FEATURE_TLS_HW_TX_OFFLOAD),
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ETHT_DATA (FEATURE_TSO),
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ETHT_DATA (FEATURE_TX),
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ETHT_DATA (FEATURE_TXVLAN),
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ETHT_DATA (FEATURE_TX_CHECKSUM_FCOE_CRC),
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ETHT_DATA (FEATURE_TX_CHECKSUM_IPV4),
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ETHT_DATA (FEATURE_TX_CHECKSUM_IPV6),
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ETHT_DATA (FEATURE_TX_CHECKSUM_IP_GENERIC),
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ETHT_DATA (FEATURE_TX_CHECKSUM_SCTP),
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ETHT_DATA (FEATURE_TX_ESP_SEGMENTATION),
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ETHT_DATA (FEATURE_TX_FCOE_SEGMENTATION),
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ETHT_DATA (FEATURE_TX_GRE_CSUM_SEGMENTATION),
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ETHT_DATA (FEATURE_TX_GRE_SEGMENTATION),
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ETHT_DATA (FEATURE_TX_GSO_PARTIAL),
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ETHT_DATA (FEATURE_TX_GSO_ROBUST),
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ETHT_DATA (FEATURE_TX_IPXIP4_SEGMENTATION),
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ETHT_DATA (FEATURE_TX_IPXIP6_SEGMENTATION),
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ETHT_DATA (FEATURE_TX_NOCACHE_COPY),
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ETHT_DATA (FEATURE_TX_SCATTER_GATHER),
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ETHT_DATA (FEATURE_TX_SCATTER_GATHER_FRAGLIST),
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ETHT_DATA (FEATURE_TX_SCTP_SEGMENTATION),
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ETHT_DATA (FEATURE_TX_TCP6_SEGMENTATION),
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ETHT_DATA (FEATURE_TX_TCP_ECN_SEGMENTATION),
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ETHT_DATA (FEATURE_TX_TCP_MANGLEID_SEGMENTATION),
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ETHT_DATA (FEATURE_TX_TCP_SEGMENTATION),
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ETHT_DATA (FEATURE_TX_UDP_SEGMENTATION),
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ETHT_DATA (FEATURE_TX_UDP_TNL_CSUM_SEGMENTATION),
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ETHT_DATA (FEATURE_TX_UDP_TNL_SEGMENTATION),
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ETHT_DATA (FEATURE_TX_VLAN_STAG_HW_INSERT),
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[_NM_ETHTOOL_ID_NUM] = NULL,
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};
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static const guint8 _by_name[_NM_ETHTOOL_ID_NUM] = {
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/* sorted by optname. */
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NM_ETHTOOL_ID_FEATURE_ESP_HW_OFFLOAD,
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NM_ETHTOOL_ID_FEATURE_ESP_TX_CSUM_HW_OFFLOAD,
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NM_ETHTOOL_ID_FEATURE_FCOE_MTU,
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NM_ETHTOOL_ID_FEATURE_GRO,
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NM_ETHTOOL_ID_FEATURE_GSO,
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NM_ETHTOOL_ID_FEATURE_HIGHDMA,
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NM_ETHTOOL_ID_FEATURE_HW_TC_OFFLOAD,
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NM_ETHTOOL_ID_FEATURE_L2_FWD_OFFLOAD,
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NM_ETHTOOL_ID_FEATURE_LOOPBACK,
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NM_ETHTOOL_ID_FEATURE_LRO,
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NM_ETHTOOL_ID_FEATURE_NTUPLE,
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NM_ETHTOOL_ID_FEATURE_RX,
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NM_ETHTOOL_ID_FEATURE_RX_ALL,
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NM_ETHTOOL_ID_FEATURE_RX_FCS,
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NM_ETHTOOL_ID_FEATURE_RX_GRO_HW,
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NM_ETHTOOL_ID_FEATURE_RX_UDP_TUNNEL_PORT_OFFLOAD,
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NM_ETHTOOL_ID_FEATURE_RX_VLAN_FILTER,
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NM_ETHTOOL_ID_FEATURE_RX_VLAN_STAG_FILTER,
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NM_ETHTOOL_ID_FEATURE_RX_VLAN_STAG_HW_PARSE,
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NM_ETHTOOL_ID_FEATURE_RXHASH,
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NM_ETHTOOL_ID_FEATURE_RXVLAN,
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NM_ETHTOOL_ID_FEATURE_SG,
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NM_ETHTOOL_ID_FEATURE_TLS_HW_RECORD,
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NM_ETHTOOL_ID_FEATURE_TLS_HW_TX_OFFLOAD,
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NM_ETHTOOL_ID_FEATURE_TSO,
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NM_ETHTOOL_ID_FEATURE_TX,
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NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_FCOE_CRC,
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NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_IP_GENERIC,
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NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_IPV4,
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NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_IPV6,
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NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_SCTP,
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NM_ETHTOOL_ID_FEATURE_TX_ESP_SEGMENTATION,
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NM_ETHTOOL_ID_FEATURE_TX_FCOE_SEGMENTATION,
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NM_ETHTOOL_ID_FEATURE_TX_GRE_CSUM_SEGMENTATION,
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NM_ETHTOOL_ID_FEATURE_TX_GRE_SEGMENTATION,
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NM_ETHTOOL_ID_FEATURE_TX_GSO_PARTIAL,
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NM_ETHTOOL_ID_FEATURE_TX_GSO_ROBUST,
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NM_ETHTOOL_ID_FEATURE_TX_IPXIP4_SEGMENTATION,
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NM_ETHTOOL_ID_FEATURE_TX_IPXIP6_SEGMENTATION,
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NM_ETHTOOL_ID_FEATURE_TX_NOCACHE_COPY,
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NM_ETHTOOL_ID_FEATURE_TX_SCATTER_GATHER,
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NM_ETHTOOL_ID_FEATURE_TX_SCATTER_GATHER_FRAGLIST,
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NM_ETHTOOL_ID_FEATURE_TX_SCTP_SEGMENTATION,
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NM_ETHTOOL_ID_FEATURE_TX_TCP_ECN_SEGMENTATION,
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NM_ETHTOOL_ID_FEATURE_TX_TCP_MANGLEID_SEGMENTATION,
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NM_ETHTOOL_ID_FEATURE_TX_TCP_SEGMENTATION,
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NM_ETHTOOL_ID_FEATURE_TX_TCP6_SEGMENTATION,
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NM_ETHTOOL_ID_FEATURE_TX_UDP_SEGMENTATION,
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NM_ETHTOOL_ID_FEATURE_TX_UDP_TNL_CSUM_SEGMENTATION,
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NM_ETHTOOL_ID_FEATURE_TX_UDP_TNL_SEGMENTATION,
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NM_ETHTOOL_ID_FEATURE_TX_VLAN_STAG_HW_INSERT,
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NM_ETHTOOL_ID_FEATURE_TXVLAN,
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};
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/*****************************************************************************/
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static void
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_ASSERT_data (void)
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{
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#if NM_MORE_ASSERTS > 10
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int i;
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G_STATIC_ASSERT_EXPR (_NM_ETHTOOL_ID_FIRST == 0);
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G_STATIC_ASSERT_EXPR (_NM_ETHTOOL_ID_LAST == _NM_ETHTOOL_ID_NUM - 1);
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G_STATIC_ASSERT_EXPR (_NM_ETHTOOL_ID_NUM > 0);
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nm_assert (NM_PTRARRAY_LEN (nm_ethtool_data) == _NM_ETHTOOL_ID_NUM);
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nm_assert (G_N_ELEMENTS (_by_name) == _NM_ETHTOOL_ID_NUM);
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nm_assert (G_N_ELEMENTS (nm_ethtool_data) == _NM_ETHTOOL_ID_NUM + 1);
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for (i = 0; i < _NM_ETHTOOL_ID_NUM; i++) {
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const NMEthtoolData *d = nm_ethtool_data[i];
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nm_assert (d);
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nm_assert (d->id == (NMEthtoolID) i);
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nm_assert (d->optname && d->optname[0]);
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}
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for (i = 0; i < _NM_ETHTOOL_ID_NUM; i++) {
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NMEthtoolID id = _by_name[i];
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const NMEthtoolData *d;
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nm_assert (id >= 0);
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nm_assert (id < _NM_ETHTOOL_ID_NUM);
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d = nm_ethtool_data[id];
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if (i > 0) {
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/* since we assert that all optnames are sorted strictly monotonically increasing,
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* it also follows that there are no duplicates in the _by_name.
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* It also follows, that all names in nm_ethtool_data are unique. */
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if (strcmp (nm_ethtool_data[_by_name[i - 1]]->optname, d->optname) >= 0) {
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g_error ("nm_ethtool_data is not sorted asciibetically: %u/%s should be after %u/%s",
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i - 1, nm_ethtool_data[_by_name[i - 1]]->optname,
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i, d->optname);
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}
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}
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}
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#endif
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}
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static int
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_by_name_cmp (gconstpointer a,
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gconstpointer b,
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gpointer user_data)
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{
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const guint8 *p_id = a;
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const char *optname = b;
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nm_assert (p_id && p_id >= _by_name && p_id <= &_by_name[_NM_ETHTOOL_ID_NUM]);
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nm_assert (*p_id < _NM_ETHTOOL_ID_NUM);
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return strcmp (nm_ethtool_data[*p_id]->optname, optname);
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}
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const NMEthtoolData *
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nm_ethtool_data_get_by_optname (const char *optname)
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{
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gssize idx;
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nm_assert (optname);
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_ASSERT_data ();
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idx = nm_utils_array_find_binary_search ((gconstpointer *) _by_name,
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sizeof (_by_name[0]),
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_NM_ETHTOOL_ID_NUM,
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optname,
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_by_name_cmp,
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NULL);
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return (idx < 0) ? NULL : nm_ethtool_data[_by_name[idx]];
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}
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