diff options
Diffstat (limited to 'src/udev/net/ethtool-util.c')
| -rw-r--r-- | src/udev/net/ethtool-util.c | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/src/udev/net/ethtool-util.c b/src/udev/net/ethtool-util.c deleted file mode 100644 index c00ff79123..0000000000 --- a/src/udev/net/ethtool-util.c +++ /dev/null @@ -1,208 +0,0 @@ -/*** - This file is part of systemd. - - Copyright (C) 2013 Tom Gundersen <teg@jklm.no> - - systemd 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 2.1 of the License, or - (at your option) any later version. - - systemd 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 systemd; If not, see <http://www.gnu.org/licenses/>. -***/ - -#include <net/if.h> -#include <sys/ioctl.h> -#include <linux/ethtool.h> -#include <linux/sockios.h> - -#include "conf-parser.h" -#include "ethtool-util.h" -#include "log.h" -#include "string-table.h" -#include "strxcpyx.h" -#include "util.h" - -static const char* const duplex_table[_DUP_MAX] = { - [DUP_FULL] = "full", - [DUP_HALF] = "half" -}; - -DEFINE_STRING_TABLE_LOOKUP(duplex, Duplex); -DEFINE_CONFIG_PARSE_ENUM(config_parse_duplex, duplex, Duplex, "Failed to parse duplex setting"); - -static const char* const wol_table[_WOL_MAX] = { - [WOL_PHY] = "phy", - [WOL_MAGIC] = "magic", - [WOL_OFF] = "off" -}; - -DEFINE_STRING_TABLE_LOOKUP(wol, WakeOnLan); -DEFINE_CONFIG_PARSE_ENUM(config_parse_wol, wol, WakeOnLan, "Failed to parse WakeOnLan setting"); - -int ethtool_connect(int *ret) { - int fd; - - assert_return(ret, -EINVAL); - - fd = socket(PF_INET, SOCK_DGRAM, 0); - if (fd < 0) - return -errno; - - *ret = fd; - - return 0; -} - -int ethtool_get_driver(int *fd, const char *ifname, char **ret) { - struct ethtool_drvinfo ecmd = { - .cmd = ETHTOOL_GDRVINFO - }; - struct ifreq ifr = { - .ifr_data = (void*) &ecmd - }; - char *d; - int r; - - if (*fd < 0) { - r = ethtool_connect(fd); - if (r < 0) - return log_warning_errno(r, "link_config: could not connect to ethtool: %m"); - } - - strscpy(ifr.ifr_name, IFNAMSIZ, ifname); - - r = ioctl(*fd, SIOCETHTOOL, &ifr); - if (r < 0) - return -errno; - - d = strdup(ecmd.driver); - if (!d) - return -ENOMEM; - - *ret = d; - return 0; -} - -int ethtool_set_speed(int *fd, const char *ifname, unsigned int speed, Duplex duplex) { - struct ethtool_cmd ecmd = { - .cmd = ETHTOOL_GSET - }; - struct ifreq ifr = { - .ifr_data = (void*) &ecmd - }; - bool need_update = false; - int r; - - if (speed == 0 && duplex == _DUP_INVALID) - return 0; - - if (*fd < 0) { - r = ethtool_connect(fd); - if (r < 0) - return log_warning_errno(r, "link_config: could not connect to ethtool: %m"); - } - - strscpy(ifr.ifr_name, IFNAMSIZ, ifname); - - r = ioctl(*fd, SIOCETHTOOL, &ifr); - if (r < 0) - return -errno; - - if (ethtool_cmd_speed(&ecmd) != speed) { - ethtool_cmd_speed_set(&ecmd, speed); - need_update = true; - } - - switch (duplex) { - case DUP_HALF: - if (ecmd.duplex != DUPLEX_HALF) { - ecmd.duplex = DUPLEX_HALF; - need_update = true; - } - break; - case DUP_FULL: - if (ecmd.duplex != DUPLEX_FULL) { - ecmd.duplex = DUPLEX_FULL; - need_update = true; - } - break; - default: - break; - } - - if (need_update) { - ecmd.cmd = ETHTOOL_SSET; - - r = ioctl(*fd, SIOCETHTOOL, &ifr); - if (r < 0) - return -errno; - } - - return 0; -} - -int ethtool_set_wol(int *fd, const char *ifname, WakeOnLan wol) { - struct ethtool_wolinfo ecmd = { - .cmd = ETHTOOL_GWOL - }; - struct ifreq ifr = { - .ifr_data = (void*) &ecmd - }; - bool need_update = false; - int r; - - if (wol == _WOL_INVALID) - return 0; - - if (*fd < 0) { - r = ethtool_connect(fd); - if (r < 0) - return log_warning_errno(r, "link_config: could not connect to ethtool: %m"); - } - - strscpy(ifr.ifr_name, IFNAMSIZ, ifname); - - r = ioctl(*fd, SIOCETHTOOL, &ifr); - if (r < 0) - return -errno; - - switch (wol) { - case WOL_PHY: - if (ecmd.wolopts != WAKE_PHY) { - ecmd.wolopts = WAKE_PHY; - need_update = true; - } - break; - case WOL_MAGIC: - if (ecmd.wolopts != WAKE_MAGIC) { - ecmd.wolopts = WAKE_MAGIC; - need_update = true; - } - break; - case WOL_OFF: - if (ecmd.wolopts != 0) { - ecmd.wolopts = 0; - need_update = true; - } - break; - default: - break; - } - - if (need_update) { - ecmd.cmd = ETHTOOL_SWOL; - - r = ioctl(*fd, SIOCETHTOOL, &ifr); - if (r < 0) - return -errno; - } - - return 0; -} |