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00018 #include <netlink-local.h>
00019 #include <netlink-tc.h>
00020 #include <netlink/netlink.h>
00021 #include <netlink/route/tc.h>
00022 #include <netlink/route/class.h>
00023 #include <netlink/route/class-modules.h>
00024 #include <netlink/route/qdisc.h>
00025 #include <netlink/route/classifier.h>
00026 #include <netlink/utils.h>
00027
00028 static void class_free_data(struct nl_object *obj)
00029 {
00030 struct rtnl_class *class = (struct rtnl_class *) obj;
00031 struct rtnl_class_ops *cops;
00032
00033 tca_free_data((struct rtnl_tca *) class);
00034
00035 cops = rtnl_class_lookup_ops(class);
00036 if (cops && cops->co_free_data)
00037 cops->co_free_data(class);
00038 }
00039
00040 static int class_clone(struct nl_object *_dst, struct nl_object *_src)
00041 {
00042 struct rtnl_class *dst = nl_object_priv(_dst);
00043 struct rtnl_class *src = nl_object_priv(_src);
00044 struct rtnl_class_ops *cops;
00045 int err;
00046
00047 err = tca_clone((struct rtnl_tca *) dst, (struct rtnl_tca *) src);
00048 if (err < 0)
00049 goto errout;
00050
00051 cops = rtnl_class_lookup_ops(src);
00052 if (cops && cops->co_clone)
00053 err = cops->co_clone(dst, src);
00054 errout:
00055 return err;
00056 }
00057
00058 static int class_dump_brief(struct nl_object *obj, struct nl_dump_params *p)
00059 {
00060 struct rtnl_class *class = (struct rtnl_class *) obj;
00061 struct rtnl_class_ops *cops;
00062
00063 int line = tca_dump_brief((struct rtnl_tca *) class, "class", p, 0);
00064
00065 cops = rtnl_class_lookup_ops(class);
00066 if (cops && cops->co_dump[NL_DUMP_BRIEF])
00067 line = cops->co_dump[NL_DUMP_BRIEF](class, p, line);
00068 dp_dump(p, "\n");
00069
00070 return line;
00071 }
00072
00073 static int class_dump_full(struct nl_object *obj, struct nl_dump_params *p)
00074 {
00075 struct rtnl_class *class = (struct rtnl_class *) obj;
00076 struct rtnl_class_ops *cops;
00077 int line;
00078
00079 line = class_dump_brief(obj, p);
00080 line = tca_dump_full((struct rtnl_tca *) class, p, line);
00081
00082 if (class->c_info) {
00083 char buf[32];
00084 dp_dump(p, "child-qdisc %s ",
00085 rtnl_tc_handle2str(class->c_info, buf, sizeof(buf)));
00086 }
00087
00088 cops = rtnl_class_lookup_ops(class);
00089 if (cops && cops->co_dump[NL_DUMP_FULL])
00090 line = cops->co_dump[NL_DUMP_FULL](class, p, line);
00091 else if (!class->c_info)
00092 dp_dump(p, "noop (no leaf qdisc)");
00093
00094 dp_dump(p, "\n");
00095
00096 return line;
00097 }
00098
00099 static int class_dump_stats(struct nl_object *obj, struct nl_dump_params *p)
00100 {
00101 struct rtnl_class *class = (struct rtnl_class *) obj;
00102 struct rtnl_class_ops *cops;
00103 int line;
00104
00105 line = class_dump_full(obj, p);
00106 line = tca_dump_stats((struct rtnl_tca *) class, p, line);
00107 dp_dump(p, "\n");
00108
00109 cops = rtnl_class_lookup_ops(class);
00110 if (cops && cops->co_dump[NL_DUMP_STATS])
00111 line = cops->co_dump[NL_DUMP_STATS](class, p, line);
00112
00113 return line;
00114 }
00115
00116
00117
00118
00119
00120
00121 struct rtnl_class *rtnl_class_alloc(void)
00122 {
00123 return (struct rtnl_class *) nl_object_alloc(&class_obj_ops);
00124 }
00125
00126 void rtnl_class_put(struct rtnl_class *class)
00127 {
00128 nl_object_put((struct nl_object *) class);
00129 }
00130
00131
00132
00133
00134
00135
00136
00137
00138
00139
00140
00141
00142
00143
00144
00145 struct rtnl_qdisc *rtnl_class_leaf_qdisc(struct rtnl_class *class,
00146 struct nl_cache *cache)
00147 {
00148 struct rtnl_qdisc *leaf;
00149
00150 if (!class->c_info)
00151 return NULL;
00152
00153 leaf = rtnl_qdisc_get_by_parent(cache, class->c_ifindex,
00154 class->c_handle);
00155 if (!leaf || leaf->q_handle != class->c_info)
00156 return NULL;
00157
00158 return leaf;
00159 }
00160
00161
00162
00163
00164
00165
00166
00167
00168
00169
00170
00171
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00174
00175
00176
00177 void rtnl_class_foreach_child(struct rtnl_class *class, struct nl_cache *cache,
00178 void (*cb)(struct nl_object *, void *), void *arg)
00179 {
00180 struct rtnl_class *filter;
00181
00182 filter = rtnl_class_alloc();
00183 if (!filter)
00184 return;
00185
00186 rtnl_class_set_parent(filter, class->c_handle);
00187 rtnl_class_set_ifindex(filter, class->c_ifindex);
00188 rtnl_class_set_kind(filter, class->c_kind);
00189
00190 nl_cache_foreach_filter(cache, (struct nl_object *) filter, cb, arg);
00191 rtnl_class_put(filter);
00192 }
00193
00194
00195
00196
00197
00198
00199
00200
00201
00202 void rtnl_class_foreach_cls(struct rtnl_class *class, struct nl_cache *cache,
00203 void (*cb)(struct nl_object *, void *), void *arg)
00204 {
00205 struct rtnl_cls *filter;
00206
00207 filter = rtnl_cls_alloc();
00208 if (!filter)
00209 return;
00210
00211 rtnl_cls_set_ifindex(filter, class->c_ifindex);
00212 rtnl_cls_set_parent(filter, class->c_parent);
00213
00214 nl_cache_foreach_filter(cache, (struct nl_object *) filter, cb, arg);
00215 rtnl_cls_put(filter);
00216 }
00217
00218
00219
00220
00221
00222
00223
00224
00225
00226 void rtnl_class_set_ifindex(struct rtnl_class *class, int ifindex)
00227 {
00228 tca_set_ifindex((struct rtnl_tca *) class, ifindex);
00229 }
00230
00231 int rtnl_class_get_ifindex(struct rtnl_class *class)
00232 {
00233 return tca_get_ifindex((struct rtnl_tca *) class);
00234 }
00235
00236 void rtnl_class_set_handle(struct rtnl_class *class, uint32_t handle)
00237 {
00238 tca_set_handle((struct rtnl_tca *) class, handle);
00239 }
00240
00241 uint32_t rtnl_class_get_handle(struct rtnl_class *class)
00242 {
00243 return tca_get_handle((struct rtnl_tca *) class);
00244 }
00245
00246 void rtnl_class_set_parent(struct rtnl_class *class, uint32_t parent)
00247 {
00248 tca_set_parent((struct rtnl_tca *) class, parent);
00249 }
00250
00251 uint32_t rtnl_class_get_parent(struct rtnl_class *class)
00252 {
00253 return tca_get_parent((struct rtnl_tca *) class);
00254 }
00255
00256 void rtnl_class_set_kind(struct rtnl_class *class, const char *name)
00257 {
00258 tca_set_kind((struct rtnl_tca *) class, name);
00259 class->c_ops = __rtnl_class_lookup_ops(name);
00260 }
00261
00262 char *rtnl_class_get_kind(struct rtnl_class *class)
00263 {
00264 return tca_get_kind((struct rtnl_tca *) class);
00265 }
00266
00267 uint64_t rtnl_class_get_stat(struct rtnl_class *class,
00268 enum rtnl_tc_stats_id id)
00269 {
00270 return tca_get_stat((struct rtnl_tca *) class, id);
00271 }
00272
00273
00274
00275 struct nl_object_ops class_obj_ops = {
00276 .oo_name = "route/class",
00277 .oo_size = sizeof(struct rtnl_class),
00278 .oo_free_data = class_free_data,
00279 .oo_clone = class_clone,
00280 .oo_dump[NL_DUMP_BRIEF] = class_dump_brief,
00281 .oo_dump[NL_DUMP_FULL] = class_dump_full,
00282 .oo_dump[NL_DUMP_STATS] = class_dump_stats,
00283 .oo_compare = tca_compare,
00284 .oo_id_attrs = (TCA_ATTR_IFINDEX | TCA_ATTR_HANDLE),
00285 };
00286
00287