bpftool: Stop using bpf_map__def() API

libbpf bpf_map__def() API is being deprecated, replace bpftool's
usage with the appropriate getters and setters
Signed-off-by: Christy Lee <christylee@fb.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20220108004218.355761-3-christylee@fb.com

tools/bpf/bpftool/gen.c

@@ -227,7 +227,7 @@ static int codegen_datasecs(struct bpf_object *obj, const char *obj_name)
 		/* only generate definitions for memory-mapped internal maps */
 		if (!bpf_map__is_internal(map))
 			continue;
-		if (!(bpf_map__def(map)->map_flags & BPF_F_MMAPABLE))
+		if (!(bpf_map__map_flags(map) & BPF_F_MMAPABLE))
 			continue;
 
 		if (!get_map_ident(map, map_ident, sizeof(map_ident)))
@@ -468,7 +468,7 @@ static void codegen_destroy(struct bpf_object *obj, const char *obj_name)
 		if (!get_map_ident(map, ident, sizeof(ident)))
 			continue;
 		if (bpf_map__is_internal(map) &&
-		    (bpf_map__def(map)->map_flags & BPF_F_MMAPABLE))
+		    (bpf_map__map_flags(map) & BPF_F_MMAPABLE))
 			printf("\tmunmap(skel->%1$s, %2$zd);\n",
 			       ident, bpf_map_mmap_sz(map));
 		codegen("\
@@ -536,7 +536,7 @@ static int gen_trace(struct bpf_object *obj, const char *obj_name, const char *h
 			continue;
 
 		if (!bpf_map__is_internal(map) ||
-		    !(bpf_map__def(map)->map_flags & BPF_F_MMAPABLE))
+		    !(bpf_map__map_flags(map) & BPF_F_MMAPABLE))
 			continue;
 
 		codegen("\
@@ -600,10 +600,10 @@ static int gen_trace(struct bpf_object *obj, const char *obj_name, const char *h
 			continue;
 
 		if (!bpf_map__is_internal(map) ||
-		    !(bpf_map__def(map)->map_flags & BPF_F_MMAPABLE))
+		    !(bpf_map__map_flags(map) & BPF_F_MMAPABLE))
 			continue;
 
-		if (bpf_map__def(map)->map_flags & BPF_F_RDONLY_PROG)
+		if (bpf_map__map_flags(map) & BPF_F_RDONLY_PROG)
 			mmap_flags = "PROT_READ";
 		else
 			mmap_flags = "PROT_READ | PROT_WRITE";
@@ -961,7 +961,7 @@ static int do_skeleton(int argc, char **argv)
 				i, bpf_map__name(map), i, ident);
 			/* memory-mapped internal maps */
 			if (bpf_map__is_internal(map) &&
-			    (bpf_map__def(map)->map_flags & BPF_F_MMAPABLE)) {
+			    (bpf_map__map_flags(map) & BPF_F_MMAPABLE)) {
 				printf("\ts->maps[%zu].mmaped = (void **)&obj->%s;\n",
 				       i, ident);
 			}

tools/bpf/bpftool/struct_ops.c

@@ -480,7 +480,6 @@ static int do_unregister(int argc, char **argv)
 static int do_register(int argc, char **argv)
 {
 	LIBBPF_OPTS(bpf_object_open_opts, open_opts);
-	const struct bpf_map_def *def;
 	struct bpf_map_info info = {};
 	__u32 info_len = sizeof(info);
 	int nr_errs = 0, nr_maps = 0;
@@ -510,8 +509,7 @@ static int do_register(int argc, char **argv)
 	}
 
 	bpf_object__for_each_map(map, obj) {
-		def = bpf_map__def(map);
-		if (def->type != BPF_MAP_TYPE_STRUCT_OPS)
+		if (bpf_map__type(map) != BPF_MAP_TYPE_STRUCT_OPS)
 			continue;
 
 		link = bpf_map__attach_struct_ops(map);