drivers: Move driver_wired_get_ifflags() to a common file
This continues refactoring of the common parts of wired drivers code into a shared file, so that they can be reused by other drivers. Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
This commit is contained in:
parent
693124a1e4
commit
567b7d4ec2
4 changed files with 34 additions and 58 deletions
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@ -99,31 +99,6 @@ static int macsec_qca_get_capa(void *priv, struct wpa_driver_capa *capa)
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}
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static int macsec_qca_get_ifflags(const char *ifname, int *flags)
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{
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struct ifreq ifr;
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int s;
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s = socket(PF_INET, SOCK_DGRAM, 0);
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if (s < 0) {
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wpa_printf(MSG_ERROR, "socket: %s", strerror(errno));
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return -1;
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}
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os_memset(&ifr, 0, sizeof(ifr));
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os_strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);
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if (ioctl(s, SIOCGIFFLAGS, (caddr_t) &ifr) < 0) {
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wpa_printf(MSG_ERROR, "ioctl[SIOCGIFFLAGS]: %s",
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strerror(errno));
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close(s);
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return -1;
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}
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close(s);
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*flags = ifr.ifr_flags & 0xffff;
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return 0;
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}
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static int macsec_qca_set_ifflags(const char *ifname, int flags)
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{
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struct ifreq ifr;
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@ -252,7 +227,7 @@ static void * macsec_qca_init(void *ctx, const char *ifname)
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drv->common.pf_sock = -1;
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#endif /* __linux__ */
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if (macsec_qca_get_ifflags(ifname, &flags) == 0 &&
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if (driver_wired_get_ifflags(ifname, &flags) == 0 &&
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!(flags & IFF_UP) &&
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macsec_qca_set_ifflags(ifname, flags | IFF_UP) == 0) {
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drv->common.iff_up = 1;
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@ -270,7 +245,7 @@ static void * macsec_qca_init(void *ctx, const char *ifname)
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"%s: Added multicast membership with SIOCADDMULTI",
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__func__);
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drv->common.multi = 1;
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} else if (macsec_qca_get_ifflags(ifname, &flags) < 0) {
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} else if (driver_wired_get_ifflags(ifname, &flags) < 0) {
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wpa_printf(MSG_INFO, "%s: Could not get interface flags",
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__func__);
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os_free(drv);
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@ -325,7 +300,7 @@ static void macsec_qca_deinit(void *priv)
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}
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if (drv->common.iff_allmulti &&
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(macsec_qca_get_ifflags(drv->common.ifname, &flags) < 0 ||
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(driver_wired_get_ifflags(drv->common.ifname, &flags) < 0 ||
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macsec_qca_set_ifflags(drv->common.ifname,
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flags & ~IFF_ALLMULTI) < 0)) {
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wpa_printf(MSG_DEBUG, "%s: Failed to disable allmulti mode",
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@ -333,7 +308,7 @@ static void macsec_qca_deinit(void *priv)
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}
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if (drv->common.iff_up &&
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macsec_qca_get_ifflags(drv->common.ifname, &flags) == 0 &&
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driver_wired_get_ifflags(drv->common.ifname, &flags) == 0 &&
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(flags & IFF_UP) &&
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macsec_qca_set_ifflags(drv->common.ifname, flags & ~IFF_UP) < 0) {
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wpa_printf(MSG_DEBUG, "%s: Failed to set the interface down",
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@ -390,31 +390,6 @@ static int wpa_driver_wired_get_capa(void *priv, struct wpa_driver_capa *capa)
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}
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static int wpa_driver_wired_get_ifflags(const char *ifname, int *flags)
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{
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struct ifreq ifr;
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int s;
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s = socket(PF_INET, SOCK_DGRAM, 0);
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if (s < 0) {
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wpa_printf(MSG_ERROR, "socket: %s", strerror(errno));
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return -1;
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}
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os_memset(&ifr, 0, sizeof(ifr));
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os_strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);
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if (ioctl(s, SIOCGIFFLAGS, (caddr_t) &ifr) < 0) {
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wpa_printf(MSG_ERROR, "ioctl[SIOCGIFFLAGS]: %s",
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strerror(errno));
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close(s);
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return -1;
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}
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close(s);
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*flags = ifr.ifr_flags & 0xffff;
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return 0;
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}
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static int wpa_driver_wired_set_ifflags(const char *ifname, int flags)
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{
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struct ifreq ifr;
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@ -488,7 +463,7 @@ static void * wpa_driver_wired_init(void *ctx, const char *ifname)
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drv->common.pf_sock = -1;
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#endif /* __linux__ */
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if (wpa_driver_wired_get_ifflags(ifname, &flags) == 0 &&
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if (driver_wired_get_ifflags(ifname, &flags) == 0 &&
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!(flags & IFF_UP) &&
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wpa_driver_wired_set_ifflags(ifname, flags | IFF_UP) == 0) {
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drv->common.iff_up = 1;
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@ -504,7 +479,7 @@ static void * wpa_driver_wired_init(void *ctx, const char *ifname)
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wpa_printf(MSG_DEBUG, "%s: Added multicast membership with "
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"SIOCADDMULTI", __func__);
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drv->common.multi = 1;
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} else if (wpa_driver_wired_get_ifflags(ifname, &flags) < 0) {
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} else if (driver_wired_get_ifflags(ifname, &flags) < 0) {
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wpa_printf(MSG_INFO, "%s: Could not get interface "
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"flags", __func__);
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os_free(drv);
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@ -558,7 +533,7 @@ static void wpa_driver_wired_deinit(void *priv)
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}
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if (drv->common.iff_allmulti &&
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(wpa_driver_wired_get_ifflags(drv->common.ifname, &flags) < 0 ||
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(driver_wired_get_ifflags(drv->common.ifname, &flags) < 0 ||
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wpa_driver_wired_set_ifflags(drv->common.ifname,
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flags & ~IFF_ALLMULTI) < 0)) {
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wpa_printf(MSG_DEBUG, "%s: Failed to disable allmulti mode",
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@ -566,7 +541,7 @@ static void wpa_driver_wired_deinit(void *priv)
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}
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if (drv->common.iff_up &&
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wpa_driver_wired_get_ifflags(drv->common.ifname, &flags) == 0 &&
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driver_wired_get_ifflags(drv->common.ifname, &flags) == 0 &&
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(flags & IFF_UP) &&
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wpa_driver_wired_set_ifflags(drv->common.ifname,
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flags & ~IFF_UP) < 0) {
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@ -30,6 +30,31 @@
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#endif /* __sun__ */
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int driver_wired_get_ifflags(const char *ifname, int *flags)
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{
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struct ifreq ifr;
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int s;
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s = socket(PF_INET, SOCK_DGRAM, 0);
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if (s < 0) {
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wpa_printf(MSG_ERROR, "socket: %s", strerror(errno));
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return -1;
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}
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os_memset(&ifr, 0, sizeof(ifr));
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os_strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);
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if (ioctl(s, SIOCGIFFLAGS, (caddr_t) &ifr) < 0) {
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wpa_printf(MSG_ERROR, "ioctl[SIOCGIFFLAGS]: %s",
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strerror(errno));
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close(s);
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return -1;
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}
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close(s);
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*flags = ifr.ifr_flags & 0xffff;
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return 0;
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}
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int driver_wired_multi(const char *ifname, const u8 *addr, int add)
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{
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struct ifreq ifr;
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@ -22,6 +22,7 @@ struct driver_wired_common_data {
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static const u8 pae_group_addr[ETH_ALEN] =
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{ 0x01, 0x80, 0xc2, 0x00, 0x00, 0x03 };
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int driver_wired_get_ifflags(const char *ifname, int *flags);
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int driver_wired_multi(const char *ifname, const u8 *addr, int add);
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int wired_multicast_membership(int sock, int ifindex, const u8 *addr, int add);
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