1 files changed, 109 insertions, 0 deletions
diff --git a/src/shared/ethtool-util.h b/src/shared/ethtool-util.h
new file mode 100644
index 0000000000..5e2698949f
--- /dev/null
+++ b/src/shared/ethtool-util.h
@@ -0,0 +1,109 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+#pragma once
+
+#include <macro.h>
+#include <linux/ethtool.h>
+
+#include "conf-parser.h"
+
+#define N_ADVERTISE 2
+
+/* we can't use DUPLEX_ prefix, as it
+ * clashes with <linux/ethtool.h> */
+typedef enum Duplex {
+        DUP_HALF = DUPLEX_HALF,
+        DUP_FULL = DUPLEX_FULL,
+        _DUP_MAX,
+        _DUP_INVALID = -1
+} Duplex;
+
+typedef enum WakeOnLan {
+        WOL_PHY,
+        WOL_UCAST,
+        WOL_MCAST,
+        WOL_BCAST,
+        WOL_ARP,
+        WOL_MAGIC,
+        WOL_MAGICSECURE,
+        WOL_OFF,
+        _WOL_MAX,
+        _WOL_INVALID = -1
+} WakeOnLan;
+
+typedef enum NetDevFeature {
+        NET_DEV_FEAT_GSO,
+        NET_DEV_FEAT_GRO,
+        NET_DEV_FEAT_LRO,
+        NET_DEV_FEAT_TSO,
+        NET_DEV_FEAT_TSO6,
+        _NET_DEV_FEAT_MAX,
+        _NET_DEV_FEAT_INVALID = -1
+} NetDevFeature;
+
+typedef enum NetDevPort {
+        NET_DEV_PORT_TP     = PORT_TP,
+        NET_DEV_PORT_AUI    = PORT_AUI,
+        NET_DEV_PORT_MII    = PORT_MII,
+        NET_DEV_PORT_FIBRE  = PORT_FIBRE,
+        NET_DEV_PORT_BNC    = PORT_BNC,
+        NET_DEV_PORT_DA     = PORT_DA,
+        NET_DEV_PORT_NONE   = PORT_NONE,
+        NET_DEV_PORT_OTHER  = PORT_OTHER,
+        _NET_DEV_PORT_MAX,
+        _NET_DEV_PORT_INVALID = -1
+} NetDevPort;
+
+#define ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32    (SCHAR_MAX)
+#define ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NBYTES  (4 * ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32)
+
+/* layout of the struct passed from/to userland */
+struct ethtool_link_usettings {
+        struct ethtool_link_settings base;
+
+        struct {
+                uint32_t supported[ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32];
+                uint32_t advertising[ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32];
+                uint32_t lp_advertising[ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32];
+        } link_modes;
+};
+
+typedef struct netdev_channels {
+        uint32_t rx_count;
+        uint32_t tx_count;
+        uint32_t other_count;
+        uint32_t combined_count;
+
+        bool rx_count_set;
+        bool tx_count_set;
+        bool other_count_set;
+        bool combined_count_set;
+} netdev_channels;
+
+int ethtool_connect(int *ret);
+
+int ethtool_get_driver(int *fd, const char *ifname, char **ret);
+int ethtool_set_speed(int *fd, const char *ifname, unsigned speed, Duplex duplex);
+int ethtool_set_wol(int *fd, const char *ifname, WakeOnLan wol);
+int ethtool_set_features(int *fd, const char *ifname, int *features);
+int ethtool_set_glinksettings(int *fd, const char *ifname,
+                              int autonegotiation, uint32_t advertise[static N_ADVERTISE],
+                              size_t speed, Duplex duplex, NetDevPort port);
+int ethtool_set_channels(int *fd, const char *ifname, netdev_channels *channels);
+
+const char *duplex_to_string(Duplex d) _const_;
+Duplex duplex_from_string(const char *d) _pure_;
+
+const char *wol_to_string(WakeOnLan wol) _const_;
+WakeOnLan wol_from_string(const char *wol) _pure_;
+
+const char *port_to_string(NetDevPort port) _const_;
+NetDevPort port_from_string(const char *port) _pure_;
+
+const char *ethtool_link_mode_bit_to_string(enum ethtool_link_mode_bit_indices val) _const_;
+enum ethtool_link_mode_bit_indices ethtool_link_mode_bit_from_string(const char *str) _pure_;
+
+CONFIG_PARSER_PROTOTYPE(config_parse_duplex);
+CONFIG_PARSER_PROTOTYPE(config_parse_wol);
+CONFIG_PARSER_PROTOTYPE(config_parse_port);
+CONFIG_PARSER_PROTOTYPE(config_parse_channel);
+CONFIG_PARSER_PROTOTYPE(config_parse_advertise);