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-rw-r--r--common.c211
1 files changed, 211 insertions, 0 deletions
diff --git a/common.c b/common.c
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index 0000000..b8fd4d5
--- /dev/null
+++ b/common.c
@@ -0,0 +1,211 @@
+/*
+ * common.h - common code header
+ *
+ * Data and functions shared by ioctl and netlink implementation.
+ */
+
+#include "internal.h"
+#include "common.h"
+
+#ifndef HAVE_NETIF_MSG
+enum {
+ NETIF_MSG_DRV = 0x0001,
+ NETIF_MSG_PROBE = 0x0002,
+ NETIF_MSG_LINK = 0x0004,
+ NETIF_MSG_TIMER = 0x0008,
+ NETIF_MSG_IFDOWN = 0x0010,
+ NETIF_MSG_IFUP = 0x0020,
+ NETIF_MSG_RX_ERR = 0x0040,
+ NETIF_MSG_TX_ERR = 0x0080,
+ NETIF_MSG_TX_QUEUED = 0x0100,
+ NETIF_MSG_INTR = 0x0200,
+ NETIF_MSG_TX_DONE = 0x0400,
+ NETIF_MSG_RX_STATUS = 0x0800,
+ NETIF_MSG_PKTDATA = 0x1000,
+ NETIF_MSG_HW = 0x2000,
+ NETIF_MSG_WOL = 0x4000,
+};
+#endif
+
+const struct flag_info flags_msglvl[] = {
+ { "drv", NETIF_MSG_DRV },
+ { "probe", NETIF_MSG_PROBE },
+ { "link", NETIF_MSG_LINK },
+ { "timer", NETIF_MSG_TIMER },
+ { "ifdown", NETIF_MSG_IFDOWN },
+ { "ifup", NETIF_MSG_IFUP },
+ { "rx_err", NETIF_MSG_RX_ERR },
+ { "tx_err", NETIF_MSG_TX_ERR },
+ { "tx_queued", NETIF_MSG_TX_QUEUED },
+ { "intr", NETIF_MSG_INTR },
+ { "tx_done", NETIF_MSG_TX_DONE },
+ { "rx_status", NETIF_MSG_RX_STATUS },
+ { "pktdata", NETIF_MSG_PKTDATA },
+ { "hw", NETIF_MSG_HW },
+ { "wol", NETIF_MSG_WOL },
+ {}
+};
+const unsigned int n_flags_msglvl = ARRAY_SIZE(flags_msglvl) - 1;
+
+const struct off_flag_def off_flag_def[] = {
+ { "rx", "rx-checksumming", "rx-checksum",
+ ETHTOOL_GRXCSUM, ETHTOOL_SRXCSUM, ETH_FLAG_RXCSUM, 0 },
+ { "tx", "tx-checksumming", "tx-checksum-*",
+ ETHTOOL_GTXCSUM, ETHTOOL_STXCSUM, ETH_FLAG_TXCSUM, 0 },
+ { "sg", "scatter-gather", "tx-scatter-gather*",
+ ETHTOOL_GSG, ETHTOOL_SSG, ETH_FLAG_SG, 0 },
+ { "tso", "tcp-segmentation-offload", "tx-tcp*-segmentation",
+ ETHTOOL_GTSO, ETHTOOL_STSO, ETH_FLAG_TSO, 0 },
+ { "ufo", "udp-fragmentation-offload", "tx-udp-fragmentation",
+ ETHTOOL_GUFO, ETHTOOL_SUFO, ETH_FLAG_UFO, 0 },
+ { "gso", "generic-segmentation-offload", "tx-generic-segmentation",
+ ETHTOOL_GGSO, ETHTOOL_SGSO, ETH_FLAG_GSO, 0 },
+ { "gro", "generic-receive-offload", "rx-gro",
+ ETHTOOL_GGRO, ETHTOOL_SGRO, ETH_FLAG_GRO, 0 },
+ { "lro", "large-receive-offload", "rx-lro",
+ 0, 0, ETH_FLAG_LRO,
+ KERNEL_VERSION(2,6,24) },
+ { "rxvlan", "rx-vlan-offload", "rx-vlan-hw-parse",
+ 0, 0, ETH_FLAG_RXVLAN,
+ KERNEL_VERSION(2,6,37) },
+ { "txvlan", "tx-vlan-offload", "tx-vlan-hw-insert",
+ 0, 0, ETH_FLAG_TXVLAN,
+ KERNEL_VERSION(2,6,37) },
+ { "ntuple", "ntuple-filters", "rx-ntuple-filter",
+ 0, 0, ETH_FLAG_NTUPLE, 0 },
+ { "rxhash", "receive-hashing", "rx-hashing",
+ 0, 0, ETH_FLAG_RXHASH, 0 },
+};
+
+void print_flags(const struct flag_info *info, unsigned int n_info, u32 value)
+{
+ const char *sep = "";
+
+ while (n_info) {
+ if (value & info->value) {
+ printf("%s%s", sep, info->name);
+ sep = " ";
+ value &= ~info->value;
+ }
+ ++info;
+ --n_info;
+ }
+
+ /* Print any unrecognised flags in hex */
+ if (value)
+ printf("%s%#x", sep, value);
+}
+
+static char *unparse_wolopts(int wolopts)
+{
+ static char buf[16];
+ char *p = buf;
+
+ memset(buf, 0, sizeof(buf));
+
+ if (wolopts) {
+ if (wolopts & WAKE_PHY)
+ *p++ = 'p';
+ if (wolopts & WAKE_UCAST)
+ *p++ = 'u';
+ if (wolopts & WAKE_MCAST)
+ *p++ = 'm';
+ if (wolopts & WAKE_BCAST)
+ *p++ = 'b';
+ if (wolopts & WAKE_ARP)
+ *p++ = 'a';
+ if (wolopts & WAKE_MAGIC)
+ *p++ = 'g';
+ if (wolopts & WAKE_MAGICSECURE)
+ *p++ = 's';
+ if (wolopts & WAKE_FILTER)
+ *p++ = 'f';
+ } else {
+ *p = 'd';
+ }
+
+ return buf;
+}
+
+int dump_wol(struct ethtool_wolinfo *wol)
+{
+ fprintf(stdout, " Supports Wake-on: %s\n",
+ unparse_wolopts(wol->supported));
+ fprintf(stdout, " Wake-on: %s\n",
+ unparse_wolopts(wol->wolopts));
+ if (wol->supported & WAKE_MAGICSECURE) {
+ int i;
+ int delim = 0;
+
+ fprintf(stdout, " SecureOn password: ");
+ for (i = 0; i < SOPASS_MAX; i++) {
+ fprintf(stdout, "%s%02x", delim ? ":" : "",
+ wol->sopass[i]);
+ delim = 1;
+ }
+ fprintf(stdout, "\n");
+ }
+
+ return 0;
+}
+
+void dump_mdix(u8 mdix, u8 mdix_ctrl)
+{
+ fprintf(stdout, " MDI-X: ");
+ if (mdix_ctrl == ETH_TP_MDI) {
+ fprintf(stdout, "off (forced)\n");
+ } else if (mdix_ctrl == ETH_TP_MDI_X) {
+ fprintf(stdout, "on (forced)\n");
+ } else {
+ switch (mdix) {
+ case ETH_TP_MDI:
+ fprintf(stdout, "off");
+ break;
+ case ETH_TP_MDI_X:
+ fprintf(stdout, "on");
+ break;
+ default:
+ fprintf(stdout, "Unknown");
+ break;
+ }
+ if (mdix_ctrl == ETH_TP_MDI_AUTO)
+ fprintf(stdout, " (auto)");
+ fprintf(stdout, "\n");
+ }
+}
+
+void print_indir_table(struct cmd_context *ctx, u64 ring_count,
+ u32 indir_size, u32 *indir)
+{
+ u32 i;
+
+ printf("RX flow hash indirection table for %s with %llu RX ring(s):\n",
+ ctx->devname, ring_count);
+
+ if (!indir_size)
+ printf("Operation not supported\n");
+
+ for (i = 0; i < indir_size; i++) {
+ if (i % 8 == 0)
+ printf("%5u: ", i);
+ printf(" %5u", indir[i]);
+ if (i % 8 == 7 || i == indir_size - 1)
+ fputc('\n', stdout);
+ }
+}
+
+void print_rss_hkey(u8 *hkey, u32 hkey_size)
+{
+ u32 i;
+
+ printf("RSS hash key:\n");
+ if (!hkey_size || !hkey)
+ printf("Operation not supported\n");
+
+ for (i = 0; i < hkey_size; i++) {
+ if (i == (hkey_size - 1))
+ printf("%02x\n", hkey[i]);
+ else
+ printf("%02x:", hkey[i]);
+ }
+}