New upstream version 1.13.90 upstream/1.13.90

1 files changed, 225 insertions, 0 deletions

diff --git a/shared/nm-ethtool-utils.c b/shared/nm-ethtool-utils.c
new file mode 100644
index 00000000..d50695ae
--- /dev/null
+++ b/shared/nm-ethtool-utils.c
@@ -0,0 +1,225 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
+
+/*
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ *
+ * Copyright 2018 Red Hat, Inc.
+ */
+
+#include "nm-default.h"
+
+#include "nm-ethtool-utils.h"
+
+#include "nm-setting-ethtool.h"
+
+/*****************************************************************************/
+
+#define ETHT_DATA(xname) \
+	[NM_ETHTOOL_ID_##xname] = (&((const NMEthtoolData) { \
+	   .optname = NM_ETHTOOL_OPTNAME_##xname, \
+	   .id = NM_ETHTOOL_ID_##xname, \
+	}))
+
+const NMEthtoolData *const nm_ethtool_data[_NM_ETHTOOL_ID_NUM + 1] = {
+	/* indexed by NMEthtoolID */
+	ETHT_DATA (FEATURE_ESP_HW_OFFLOAD),
+	ETHT_DATA (FEATURE_ESP_TX_CSUM_HW_OFFLOAD),
+	ETHT_DATA (FEATURE_FCOE_MTU),
+	ETHT_DATA (FEATURE_GRO),
+	ETHT_DATA (FEATURE_GSO),
+	ETHT_DATA (FEATURE_HIGHDMA),
+	ETHT_DATA (FEATURE_HW_TC_OFFLOAD),
+	ETHT_DATA (FEATURE_L2_FWD_OFFLOAD),
+	ETHT_DATA (FEATURE_LOOPBACK),
+	ETHT_DATA (FEATURE_LRO),
+	ETHT_DATA (FEATURE_NTUPLE),
+	ETHT_DATA (FEATURE_RX),
+	ETHT_DATA (FEATURE_RXHASH),
+	ETHT_DATA (FEATURE_RXVLAN),
+	ETHT_DATA (FEATURE_RX_ALL),
+	ETHT_DATA (FEATURE_RX_FCS),
+	ETHT_DATA (FEATURE_RX_GRO_HW),
+	ETHT_DATA (FEATURE_RX_UDP_TUNNEL_PORT_OFFLOAD),
+	ETHT_DATA (FEATURE_RX_VLAN_FILTER),
+	ETHT_DATA (FEATURE_RX_VLAN_STAG_FILTER),
+	ETHT_DATA (FEATURE_RX_VLAN_STAG_HW_PARSE),
+	ETHT_DATA (FEATURE_SG),
+	ETHT_DATA (FEATURE_TLS_HW_RECORD),
+	ETHT_DATA (FEATURE_TLS_HW_TX_OFFLOAD),
+	ETHT_DATA (FEATURE_TSO),
+	ETHT_DATA (FEATURE_TX),
+	ETHT_DATA (FEATURE_TXVLAN),
+	ETHT_DATA (FEATURE_TX_CHECKSUM_FCOE_CRC),
+	ETHT_DATA (FEATURE_TX_CHECKSUM_IPV4),
+	ETHT_DATA (FEATURE_TX_CHECKSUM_IPV6),
+	ETHT_DATA (FEATURE_TX_CHECKSUM_IP_GENERIC),
+	ETHT_DATA (FEATURE_TX_CHECKSUM_SCTP),
+	ETHT_DATA (FEATURE_TX_ESP_SEGMENTATION),
+	ETHT_DATA (FEATURE_TX_FCOE_SEGMENTATION),
+	ETHT_DATA (FEATURE_TX_GRE_CSUM_SEGMENTATION),
+	ETHT_DATA (FEATURE_TX_GRE_SEGMENTATION),
+	ETHT_DATA (FEATURE_TX_GSO_PARTIAL),
+	ETHT_DATA (FEATURE_TX_GSO_ROBUST),
+	ETHT_DATA (FEATURE_TX_IPXIP4_SEGMENTATION),
+	ETHT_DATA (FEATURE_TX_IPXIP6_SEGMENTATION),
+	ETHT_DATA (FEATURE_TX_NOCACHE_COPY),
+	ETHT_DATA (FEATURE_TX_SCATTER_GATHER),
+	ETHT_DATA (FEATURE_TX_SCATTER_GATHER_FRAGLIST),
+	ETHT_DATA (FEATURE_TX_SCTP_SEGMENTATION),
+	ETHT_DATA (FEATURE_TX_TCP6_SEGMENTATION),
+	ETHT_DATA (FEATURE_TX_TCP_ECN_SEGMENTATION),
+	ETHT_DATA (FEATURE_TX_TCP_MANGLEID_SEGMENTATION),
+	ETHT_DATA (FEATURE_TX_TCP_SEGMENTATION),
+	ETHT_DATA (FEATURE_TX_UDP_SEGMENTATION),
+	ETHT_DATA (FEATURE_TX_UDP_TNL_CSUM_SEGMENTATION),
+	ETHT_DATA (FEATURE_TX_UDP_TNL_SEGMENTATION),
+	ETHT_DATA (FEATURE_TX_VLAN_STAG_HW_INSERT),
+	[_NM_ETHTOOL_ID_NUM] = NULL,
+};
+
+const guint8 const _by_name[_NM_ETHTOOL_ID_NUM] = {
+	/* sorted by optname. */
+	NM_ETHTOOL_ID_FEATURE_ESP_HW_OFFLOAD,
+	NM_ETHTOOL_ID_FEATURE_ESP_TX_CSUM_HW_OFFLOAD,
+	NM_ETHTOOL_ID_FEATURE_FCOE_MTU,
+	NM_ETHTOOL_ID_FEATURE_GRO,
+	NM_ETHTOOL_ID_FEATURE_GSO,
+	NM_ETHTOOL_ID_FEATURE_HIGHDMA,
+	NM_ETHTOOL_ID_FEATURE_HW_TC_OFFLOAD,
+	NM_ETHTOOL_ID_FEATURE_L2_FWD_OFFLOAD,
+	NM_ETHTOOL_ID_FEATURE_LOOPBACK,
+	NM_ETHTOOL_ID_FEATURE_LRO,
+	NM_ETHTOOL_ID_FEATURE_NTUPLE,
+	NM_ETHTOOL_ID_FEATURE_RX,
+	NM_ETHTOOL_ID_FEATURE_RX_ALL,
+	NM_ETHTOOL_ID_FEATURE_RX_FCS,
+	NM_ETHTOOL_ID_FEATURE_RX_GRO_HW,
+	NM_ETHTOOL_ID_FEATURE_RX_UDP_TUNNEL_PORT_OFFLOAD,
+	NM_ETHTOOL_ID_FEATURE_RX_VLAN_FILTER,
+	NM_ETHTOOL_ID_FEATURE_RX_VLAN_STAG_FILTER,
+	NM_ETHTOOL_ID_FEATURE_RX_VLAN_STAG_HW_PARSE,
+	NM_ETHTOOL_ID_FEATURE_RXHASH,
+	NM_ETHTOOL_ID_FEATURE_RXVLAN,
+	NM_ETHTOOL_ID_FEATURE_SG,
+	NM_ETHTOOL_ID_FEATURE_TLS_HW_RECORD,
+	NM_ETHTOOL_ID_FEATURE_TLS_HW_TX_OFFLOAD,
+	NM_ETHTOOL_ID_FEATURE_TSO,
+	NM_ETHTOOL_ID_FEATURE_TX,
+	NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_FCOE_CRC,
+	NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_IP_GENERIC,
+	NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_IPV4,
+	NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_IPV6,
+	NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_SCTP,
+	NM_ETHTOOL_ID_FEATURE_TX_ESP_SEGMENTATION,
+	NM_ETHTOOL_ID_FEATURE_TX_FCOE_SEGMENTATION,
+	NM_ETHTOOL_ID_FEATURE_TX_GRE_CSUM_SEGMENTATION,
+	NM_ETHTOOL_ID_FEATURE_TX_GRE_SEGMENTATION,
+	NM_ETHTOOL_ID_FEATURE_TX_GSO_PARTIAL,
+	NM_ETHTOOL_ID_FEATURE_TX_GSO_ROBUST,
+	NM_ETHTOOL_ID_FEATURE_TX_IPXIP4_SEGMENTATION,
+	NM_ETHTOOL_ID_FEATURE_TX_IPXIP6_SEGMENTATION,
+	NM_ETHTOOL_ID_FEATURE_TX_NOCACHE_COPY,
+	NM_ETHTOOL_ID_FEATURE_TX_SCATTER_GATHER,
+	NM_ETHTOOL_ID_FEATURE_TX_SCATTER_GATHER_FRAGLIST,
+	NM_ETHTOOL_ID_FEATURE_TX_SCTP_SEGMENTATION,
+	NM_ETHTOOL_ID_FEATURE_TX_TCP_ECN_SEGMENTATION,
+	NM_ETHTOOL_ID_FEATURE_TX_TCP_MANGLEID_SEGMENTATION,
+	NM_ETHTOOL_ID_FEATURE_TX_TCP_SEGMENTATION,
+	NM_ETHTOOL_ID_FEATURE_TX_TCP6_SEGMENTATION,
+	NM_ETHTOOL_ID_FEATURE_TX_UDP_SEGMENTATION,
+	NM_ETHTOOL_ID_FEATURE_TX_UDP_TNL_CSUM_SEGMENTATION,
+	NM_ETHTOOL_ID_FEATURE_TX_UDP_TNL_SEGMENTATION,
+	NM_ETHTOOL_ID_FEATURE_TX_VLAN_STAG_HW_INSERT,
+	NM_ETHTOOL_ID_FEATURE_TXVLAN,
+};
+
+/*****************************************************************************/
+
+static void
+_ASSERT_data (void)
+{
+#if NM_MORE_ASSERTS > 10
+	int i;
+
+	G_STATIC_ASSERT_EXPR (_NM_ETHTOOL_ID_FIRST == 0);
+	G_STATIC_ASSERT_EXPR (_NM_ETHTOOL_ID_LAST == _NM_ETHTOOL_ID_NUM - 1);
+	G_STATIC_ASSERT_EXPR (_NM_ETHTOOL_ID_NUM > 0);
+
+	nm_assert (NM_PTRARRAY_LEN (nm_ethtool_data) == _NM_ETHTOOL_ID_NUM);
+	nm_assert (G_N_ELEMENTS (_by_name)           == _NM_ETHTOOL_ID_NUM);
+	nm_assert (G_N_ELEMENTS (nm_ethtool_data)    == _NM_ETHTOOL_ID_NUM + 1);
+
+	for (i = 0; i < _NM_ETHTOOL_ID_NUM; i++) {
+		const NMEthtoolData *d = nm_ethtool_data[i];
+
+		nm_assert (d);
+		nm_assert (d->id == (NMEthtoolID) i);
+		nm_assert (d->optname && d->optname[0]);
+	}
+
+	for (i = 0; i < _NM_ETHTOOL_ID_NUM; i++) {
+		NMEthtoolID id = _by_name[i];
+		const NMEthtoolData *d;
+
+		nm_assert (id >= 0);
+		nm_assert (id < _NM_ETHTOOL_ID_NUM);
+
+		d = nm_ethtool_data[id];
+		if (i > 0) {
+			/* since we assert that all optnames are sorted strictly monotonically increasing,
+			 * it also follows that there are no duplicates in the _by_name.
+			 * It also follows, that all names in nm_ethtool_data are unique. */
+			if (strcmp (nm_ethtool_data[_by_name[i - 1]]->optname, d->optname) >= 0) {
+				g_error ("nm_ethtool_data is not sorted asciibetically: %u/%s should be after %u/%s",
+				         i - 1, nm_ethtool_data[_by_name[i - 1]]->optname,
+				         i, d->optname);
+			}
+		}
+	}
+#endif
+}
+
+static int
+_by_name_cmp (gconstpointer a,
+              gconstpointer b,
+              gpointer user_data)
+{
+	const guint8 *p_id = a;
+	const char *optname = b;
+
+	nm_assert (p_id && p_id >= _by_name && p_id <= &_by_name[_NM_ETHTOOL_ID_NUM]);
+	nm_assert (*p_id < _NM_ETHTOOL_ID_NUM);
+
+	return strcmp (nm_ethtool_data[*p_id]->optname, optname);
+}
+
+const NMEthtoolData *
+nm_ethtool_data_get_by_optname (const char *optname)
+{
+	gssize idx;
+
+	nm_assert (optname);
+
+	_ASSERT_data ();
+
+	idx = nm_utils_array_find_binary_search ((gconstpointer *) _by_name,
+	                                         sizeof (_by_name[0]),
+	                                         _NM_ETHTOOL_ID_NUM,
+	                                         optname,
+	                                         _by_name_cmp,
+	                                         NULL);
+	return (idx < 0) ? NULL : nm_ethtool_data[_by_name[idx]];
+}