@@ -29,4 +29,5 @@ CFLAGS_nfsd:=$(call get_hdr_inc,_LINUX_NFSD_NETLINK_H,nfsd_netlink.h)
CFLAGS_ovs_datapath:=$(call get_hdr_inc,__LINUX_OPENVSWITCH_H,openvswitch.h)
CFLAGS_ovs_flow:=$(call get_hdr_inc,__LINUX_OPENVSWITCH_H,openvswitch.h)
CFLAGS_ovs_vport:=$(call get_hdr_inc,__LINUX_OPENVSWITCH_H,openvswitch.h)
+CFLAGS_rt-addr:=$(call get_hdr_inc,__LINUX_RTNETLINK_H,rtnetlink.h)
CFLAGS_tcp_metrics:=$(call get_hdr_inc,_LINUX_TCP_METRICS_H,tcp_metrics.h)
@@ -25,7 +25,7 @@ SPECS_DIR:=../../../../Documentation/netlink/specs
GENS_PATHS=$(shell grep -nrI --files-without-match \
'protocol: netlink' \
$(SPECS_DIR))
-GENS=$(patsubst $(SPECS_DIR)/%.yaml,%,${GENS_PATHS})
+GENS=$(patsubst $(SPECS_DIR)/%.yaml,%,${GENS_PATHS}) rt-addr
SRCS=$(patsubst %,%-user.c,${GENS})
HDRS=$(patsubst %,%-user.h,${GENS})
OBJS=$(patsubst %,%-user.o,${GENS})
new file mode 100644
@@ -0,0 +1,80 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <stdio.h>
+#include <string.h>
+
+#include <ynl.h>
+
+#include <arpa/inet.h>
+#include <net/if.h>
+
+#include "rt-addr-user.h"
+
+static void rt_addr_print(struct rt_addr_getaddr_rsp *a)
+{
+ char ifname[IF_NAMESIZE];
+ char addr_str[64];
+ const char *addr;
+ const char *name;
+
+ name = if_indextoname(a->_hdr.ifa_index, ifname);
+ if (name)
+ printf("%16s: ", name);
+
+ switch (a->_present.address_len) {
+ case 4:
+ addr = inet_ntop(AF_INET, a->address,
+ addr_str, sizeof(addr_str));
+ break;
+ case 16:
+ addr = inet_ntop(AF_INET6, a->address,
+ addr_str, sizeof(addr_str));
+ break;
+ default:
+ addr = NULL;
+ break;
+ }
+ if (addr)
+ printf("%s", addr);
+ else
+ printf("[%d]", a->_present.address_len);
+
+ printf("\n");
+}
+
+int main(int argc, char **argv)
+{
+ struct rt_addr_getaddr_list *rsp;
+ struct rt_addr_getaddr_req *req;
+ struct ynl_error yerr;
+ struct ynl_sock *ys;
+
+ ys = ynl_sock_create(&ynl_rt_addr_family, &yerr);
+ if (!ys) {
+ fprintf(stderr, "YNL: %s\n", yerr.msg);
+ return 1;
+ }
+
+ req = rt_addr_getaddr_req_alloc();
+ if (!req)
+ goto err_destroy;
+
+ rsp = rt_addr_getaddr_dump(ys, req);
+ rt_addr_getaddr_req_free(req);
+ if (!rsp)
+ goto err_close;
+
+ if (ynl_dump_empty(rsp))
+ fprintf(stderr, "Error: no addresses reported\n");
+ ynl_dump_foreach(rsp, addr)
+ rt_addr_print(addr);
+ rt_addr_getaddr_list_free(rsp);
+
+ ynl_sock_destroy(ys);
+ return 0;
+
+err_close:
+ fprintf(stderr, "YNL: %s\n", ys->err.msg);
+err_destroy:
+ ynl_sock_destroy(ys);
+ return 2;
+}
@@ -2,4 +2,5 @@ ethtool
devlink
netdev
ovs
-page-pool
\ No newline at end of file
+page-pool
+rt-addr
YNL C can now generate code for simple classic netlink families. Include rt-addr in the Makefile for generation and add a sample. $ ./tools/net/ynl/samples/rt-addr lo: 127.0.0.1 wlp0s20f3: 192.168.1.101 lo: :: wlp0s20f3: fe80::6385:be6:746e:8116 vpn0: fe80::3597:d353:b5a7:66dd Reviewed-by: Jacob Keller <jacob.e.keller@intel.com> Reviewed-by: Donald Hunter <donald.hunter@gmail.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org> --- v2: remove unused function argument --- tools/net/ynl/Makefile.deps | 1 + tools/net/ynl/generated/Makefile | 2 +- tools/net/ynl/samples/rt-addr.c | 80 ++++++++++++++++++++++++++++++++ tools/net/ynl/samples/.gitignore | 3 +- 4 files changed, 84 insertions(+), 2 deletions(-) create mode 100644 tools/net/ynl/samples/rt-addr.c