Fix compile on Linux

diff --git a/common.h b/common.h
index 499dd47f4000dc84da3056a4b27ea18ec8282dc3..e8aab84aa0ad0571b17b9405355a3938fc08055a 100644 (file)
--- a/common.h
+++ b/common.h
@@ -54,6 +54,34 @@
 #define MSEC_PER_SEC           1000L
 #define MSEC_PER_NSEC          1000000L
 
+/* Some systems don't define timespec macros */
+#ifndef timespecclear
+#define timespecclear(tsp)      (tsp)->tv_sec = (time_t)((tsp)->tv_nsec = 0L)
+#define timespecisset(tsp)      ((tsp)->tv_sec || (tsp)->tv_nsec)
+#define timespeccmp(tsp, usp, cmp)                                      \
+        (((tsp)->tv_sec == (usp)->tv_sec) ?                             \
+            ((tsp)->tv_nsec cmp (usp)->tv_nsec) :                       \
+            ((tsp)->tv_sec cmp (usp)->tv_sec))
+#define timespecadd(tsp, usp, vsp)                                      \
+        do {                                                            \
+                (vsp)->tv_sec = (tsp)->tv_sec + (usp)->tv_sec;          \
+                (vsp)->tv_nsec = (tsp)->tv_nsec + (usp)->tv_nsec;       \
+                if ((vsp)->tv_nsec >= 1000000000L) {                    \
+                        (vsp)->tv_sec++;                                \
+                        (vsp)->tv_nsec -= 1000000000L;                  \
+                }                                                       \
+        } while (/* CONSTCOND */ 0)
+#define timespecsub(tsp, usp, vsp)                                      \
+        do {                                                            \
+                (vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec;          \
+                (vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec;       \
+                if ((vsp)->tv_nsec < 0) {                               \
+                        (vsp)->tv_sec--;                                \
+                        (vsp)->tv_nsec += 1000000000L;                  \
+                }                                                       \
+        } while (/* CONSTCOND */ 0)
+#endif
+
 #define timespec_to_double(tv)                                              \
        ((double)(tv)->tv_sec + (double)((tv)->tv_nsec) / 1000000000.0)
 #define timespecnorm(tv) do {                                               \

diff --git a/if-linux.c b/if-linux.c
index 1e08035cfea00b1bb5d512818fd665d75b92f103..874391895c887f8e8d82a97c6166115ca4e455fb 100644 (file)
--- a/if-linux.c
+++ b/if-linux.c
@@ -320,8 +320,7 @@ err_netlink(struct nlmsghdr *nlm)
 
 static int
 get_netlink(struct dhcpcd_ctx *ctx, struct interface *ifp, int fd, int flags,
-    int (*callback)(struct dhcpcd_ctx *, struct interface *,
-    struct nlmsghdr *, void *), void *data)
+    int (*callback)(struct dhcpcd_ctx *, struct interface *, struct nlmsghdr *))
 {
        char *buf = NULL, *nbuf;
        ssize_t bytes;
@@ -379,7 +378,7 @@ get_netlink(struct dhcpcd_ctx *ctx, struct interface *ifp, int fd, int flags,
                        if (r)
                                continue;
                        if (callback) {
-                               r = callback(ctx, ifp, nlm, data);
+                               r = callback(ctx, ifp, nlm);
                                if (r != 0)
                                        goto eexit;
                        }
@@ -723,7 +722,7 @@ link_neigh(struct dhcpcd_ctx *ctx, __unused struct interface *ifp,
 
 static int
 link_netlink(struct dhcpcd_ctx *ctx, struct interface *ifp,
-    struct nlmsghdr *nlm, __unused void *data)
+    struct nlmsghdr *nlm)
 {
        int r;
        size_t len;
@@ -824,14 +823,13 @@ if_managelink(struct dhcpcd_ctx *ctx)
 {
 
        return get_netlink(ctx, NULL,
-           ctx->link_fd, MSG_DONTWAIT, &link_netlink, NULL);
+           ctx->link_fd, MSG_DONTWAIT, &link_netlink);
 }
 
 static int
 send_netlink(struct dhcpcd_ctx *ctx, struct interface *ifp,
     int protocol, struct nlmsghdr *hdr,
-    int (*callback)(struct dhcpcd_ctx *, struct interface *,
-    struct nlmsghdr *, void *), void *data)
+    int (*callback)(struct dhcpcd_ctx *, struct interface *, struct nlmsghdr *))
 {
        int s, r;
        struct sockaddr_nl snl;
@@ -855,7 +853,7 @@ send_netlink(struct dhcpcd_ctx *ctx, struct interface *ifp,
        hdr->nlmsg_seq = ++seq;
 
        if (sendmsg(s, &msg, 0) != -1)
-               r = get_netlink(ctx, ifp, s, 0, callback, data);
+               r = get_netlink(ctx, ifp, s, 0, callback);
        else
                r = -1;
        close(s);
@@ -1001,7 +999,7 @@ gnl_parse(struct nlmsghdr *nlm, struct nlattr *tb[], int maxtype)
 
 static int
 _gnl_getfamily(__unused struct dhcpcd_ctx *ctx, __unused struct interface *ifp,
-    struct nlmsghdr *nlm, __unused void *data)
+    struct nlmsghdr *nlm)
 {
        struct nlattr *tb[CTRL_ATTR_FAMILY_ID + 1];
        uint16_t family;
@@ -1031,12 +1029,12 @@ gnl_getfamily(struct dhcpcd_ctx *ctx, const char *name)
            CTRL_ATTR_FAMILY_NAME, name) == -1)
                return -1;
        return send_netlink(ctx, NULL, NETLINK_GENERIC, &nlm.hdr,
-           &_gnl_getfamily, NULL);
+           &_gnl_getfamily);
 }
 
 static int
 _if_getssid(__unused struct dhcpcd_ctx *ctx, struct interface *ifp,
-    struct nlmsghdr *nlm, __unused void *data)
+    struct nlmsghdr *nlm)
 {
        struct nlattr *tb[NL80211_ATTR_SSID + 1];
 
@@ -1081,7 +1079,7 @@ if_getssid_nl80211(struct interface *ifp)
        nla_put_32(&nlm.hdr, sizeof(nlm), NL80211_ATTR_IFINDEX, ifp->index);
 
        return send_netlink(ifp->ctx, ifp,
-           NETLINK_GENERIC, &nlm.hdr, &_if_getssid, NULL);
+           NETLINK_GENERIC, &nlm.hdr, &_if_getssid);
 }
 #endif
 
@@ -1299,22 +1297,13 @@ if_address(const struct interface *iface,
                add_attr_l(&nlm.hdr, sizeof(nlm), IFA_BROADCAST,
                    &broadcast->s_addr, sizeof(broadcast->s_addr));
 
-       if (send_netlink(iface->ctx, NULL, NETLINK_ROUTE, &nlm.hdr,
-           NULL, NULL) == -1)
+       if (send_netlink(iface->ctx, NULL, NETLINK_ROUTE, &nlm.hdr, NULL) == -1)
                retval = -1;
        return retval;
 }
 
-static int
-_if_copyrt(struct dhcpcd_ctx *ctx, __unused struct interface *ifp,
-    struct nlmsghdr *nlm, void *data)
-{
-
-       return if_copyrt(ctx, (struct rt *)data, nlm);
-}
-
 int
-if_route(unsigned char cmd, const struct rt *rt, struct rt *srt)
+if_route(unsigned char cmd, const struct rt *rt)
 {
        struct nlmr nlm;
        int retval = 0;
@@ -1323,9 +1312,6 @@ if_route(unsigned char cmd, const struct rt *rt, struct rt *srt)
        memset(&nlm, 0, sizeof(nlm));
        nlm.hdr.nlmsg_len = NLMSG_LENGTH(sizeof(struct rtmsg));
        switch (cmd) {
-       case RTM_GET:
-               nlm.hdr.nlmsg_type = RTM_GETROUTE;
-               break;
        case RTM_CHANGE:
                nlm.hdr.nlmsg_type = RTM_NEWROUTE;
                nlm.hdr.nlmsg_flags = NLM_F_CREATE | NLM_F_REPLACE;
@@ -1384,14 +1370,14 @@ if_route(unsigned char cmd, const struct rt *rt, struct rt *srt)
                add_attr_32(&nlm.hdr, sizeof(nlm), RTA_PRIORITY, rt->metric);
 
        if (send_netlink(rt->iface->ctx, NULL,
-           NETLINK_ROUTE, &nlm.hdr, &_if_copyrt, srt) == -1)
+           NETLINK_ROUTE, &nlm.hdr, NULL) == -1)
                retval = -1;
        return retval;
 }
 
 static int
 _if_initrt(struct dhcpcd_ctx *ctx, __unused struct interface *ifp,
-    struct nlmsghdr *nlm, __unused void *data)
+    struct nlmsghdr *nlm)
 {
        struct rt rt;
 
@@ -1417,7 +1403,7 @@ if_initrt(struct interface *ifp)
        add_attr_32(&nlm.hdr, sizeof(nlm), RTA_OIF, ifp->index);
 
        return send_netlink(ifp->ctx, ifp,
-           NETLINK_ROUTE, &nlm.hdr, &_if_initrt, NULL);
+           NETLINK_ROUTE, &nlm.hdr, &_if_initrt);
 }
 #endif
 
@@ -1482,8 +1468,8 @@ if_address6(const struct ipv6_addr *ap, int action)
                add_attr_32(&nlm.hdr, sizeof(nlm), IFA_FLAGS, flags);
 #endif
 
-       if (send_netlink(ap->iface->ctx, NULL,
-           NETLINK_ROUTE, &nlm.hdr, NULL, NULL) == -1)
+       if (send_netlink(ap->iface->ctx, NULL, NETLINK_ROUTE, &nlm.hdr,
+           NULL) == -1)
                retval = -1;
        return retval;
 }
@@ -1509,16 +1495,8 @@ rta_add_attr_32(struct rtattr *rta, unsigned short maxlen,
        return 0;
 }
 
-static int
-_if_copyrt6(struct dhcpcd_ctx *ctx, __unused struct interface *ifp,
-    struct nlmsghdr *nlm, void *data)
-{
-
-       return if_copyrt6(ctx, (struct rt6 *)data, nlm);
-}
-
 int
-if_route6(unsigned char cmd, const struct rt6 *rt, struct rt6 *srt)
+if_route6(unsigned char cmd, const struct rt6 *rt)
 {
        struct nlmr nlm;
        int retval = 0;
@@ -1526,9 +1504,6 @@ if_route6(unsigned char cmd, const struct rt6 *rt, struct rt6 *srt)
        memset(&nlm, 0, sizeof(nlm));
        nlm.hdr.nlmsg_len = NLMSG_LENGTH(sizeof(struct rtmsg));
        switch (cmd) {
-       case RTM_GET:
-               nlm.hdr.nlmsg_type = RTM_GETROUTE;
-               break;
        case RTM_CHANGE:
                nlm.hdr.nlmsg_type = RTM_NEWROUTE;
                nlm.hdr.nlmsg_flags = NLM_F_CREATE | NLM_F_REPLACE;
@@ -1589,14 +1564,14 @@ if_route6(unsigned char cmd, const struct rt6 *rt, struct rt6 *srt)
        }
 
        if (send_netlink(rt->iface->ctx, NULL,
-           NETLINK_ROUTE, &nlm.hdr, &_if_copyrt6, srt) == -1)
+           NETLINK_ROUTE, &nlm.hdr, NULL) == -1)
                retval = -1;
        return retval;
 }
 
 static int
 _if_initrt6(struct dhcpcd_ctx *ctx, __unused struct interface *ifp,
-    struct nlmsghdr *nlm, __unused void *data)
+    struct nlmsghdr *nlm)
 {
        struct rt6 rt;
 
@@ -1622,7 +1597,7 @@ if_initrt6(struct interface *ifp)
        add_attr_32(&nlm.hdr, sizeof(nlm), RTA_OIF, ifp->index);
 
        return send_netlink(ifp->ctx, ifp,
-           NETLINK_ROUTE, &nlm.hdr, &_if_initrt6, NULL);
+           NETLINK_ROUTE, &nlm.hdr, &_if_initrt6);
 }
 
 int
@@ -1724,7 +1699,7 @@ if_disable_autolinklocal(struct dhcpcd_ctx *ctx, int ifindex)
        add_attr_nest_end(&nlm.hdr, afs6);
        add_attr_nest_end(&nlm.hdr, afs);
 
-       return send_netlink(ctx, NULL, NETLINK_ROUTE, &nlm.hdr, NULL, NULL);
+       return send_netlink(ctx, NULL, NETLINK_ROUTE, &nlm.hdr, NULL);
 }
 
 static const char *prefix = "/proc/sys/net/ipv6/conf";