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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 void class_dump_line(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 tca_dump_line((struct rtnl_tca *) class, "class", p);
00064
00065 cops = rtnl_class_lookup_ops(class);
00066 if (cops && cops->co_dump[NL_DUMP_LINE])
00067 cops->co_dump[NL_DUMP_LINE](class, p);
00068 nl_dump(p, "\n");
00069 }
00070
00071 static void class_dump_details(struct nl_object *obj, struct nl_dump_params *p)
00072 {
00073 struct rtnl_class *class = (struct rtnl_class *) obj;
00074 struct rtnl_class_ops *cops;
00075
00076 class_dump_line(obj, p);
00077 tca_dump_details((struct rtnl_tca *) class, p);
00078
00079 if (class->c_info) {
00080 char buf[32];
00081 nl_dump(p, "child-qdisc %s ",
00082 rtnl_tc_handle2str(class->c_info, buf, sizeof(buf)));
00083 }
00084
00085 cops = rtnl_class_lookup_ops(class);
00086 if (cops && cops->co_dump[NL_DUMP_DETAILS])
00087 cops->co_dump[NL_DUMP_DETAILS](class, p);
00088 else if (!class->c_info)
00089 nl_dump(p, "noop (no leaf qdisc)");
00090
00091 nl_dump(p, "\n");
00092 }
00093
00094 static void class_dump_stats(struct nl_object *obj, struct nl_dump_params *p)
00095 {
00096 struct rtnl_class *class = (struct rtnl_class *) obj;
00097 struct rtnl_class_ops *cops;
00098
00099 class_dump_details(obj, p);
00100 tca_dump_stats((struct rtnl_tca *) class, p);
00101 nl_dump(p, "\n");
00102
00103 cops = rtnl_class_lookup_ops(class);
00104 if (cops && cops->co_dump[NL_DUMP_STATS])
00105 cops->co_dump[NL_DUMP_STATS](class, p);
00106 }
00107
00108
00109
00110
00111
00112
00113 struct rtnl_class *rtnl_class_alloc(void)
00114 {
00115 return (struct rtnl_class *) nl_object_alloc(&class_obj_ops);
00116 }
00117
00118 void rtnl_class_put(struct rtnl_class *class)
00119 {
00120 nl_object_put((struct nl_object *) class);
00121 }
00122
00123
00124
00125
00126
00127
00128
00129
00130
00131
00132
00133
00134
00135
00136
00137 struct rtnl_qdisc *rtnl_class_leaf_qdisc(struct rtnl_class *class,
00138 struct nl_cache *cache)
00139 {
00140 struct rtnl_qdisc *leaf;
00141
00142 if (!class->c_info)
00143 return NULL;
00144
00145 leaf = rtnl_qdisc_get_by_parent(cache, class->c_ifindex,
00146 class->c_handle);
00147 if (!leaf || leaf->q_handle != class->c_info)
00148 return NULL;
00149
00150 return leaf;
00151 }
00152
00153
00154
00155
00156
00157
00158
00159
00160
00161
00162
00163
00164
00165
00166
00167
00168
00169 void rtnl_class_foreach_child(struct rtnl_class *class, struct nl_cache *cache,
00170 void (*cb)(struct nl_object *, void *), void *arg)
00171 {
00172 struct rtnl_class *filter;
00173
00174 filter = rtnl_class_alloc();
00175 if (!filter)
00176 return;
00177
00178 rtnl_class_set_parent(filter, class->c_handle);
00179 rtnl_class_set_ifindex(filter, class->c_ifindex);
00180 rtnl_class_set_kind(filter, class->c_kind);
00181
00182 nl_cache_foreach_filter(cache, (struct nl_object *) filter, cb, arg);
00183 rtnl_class_put(filter);
00184 }
00185
00186
00187
00188
00189
00190
00191
00192
00193
00194 void rtnl_class_foreach_cls(struct rtnl_class *class, struct nl_cache *cache,
00195 void (*cb)(struct nl_object *, void *), void *arg)
00196 {
00197 struct rtnl_cls *filter;
00198
00199 filter = rtnl_cls_alloc();
00200 if (!filter)
00201 return;
00202
00203 rtnl_cls_set_ifindex(filter, class->c_ifindex);
00204 rtnl_cls_set_parent(filter, class->c_parent);
00205
00206 nl_cache_foreach_filter(cache, (struct nl_object *) filter, cb, arg);
00207 rtnl_cls_put(filter);
00208 }
00209
00210
00211
00212
00213
00214
00215
00216
00217
00218 void rtnl_class_set_ifindex(struct rtnl_class *class, int ifindex)
00219 {
00220 tca_set_ifindex((struct rtnl_tca *) class, ifindex);
00221 }
00222
00223 int rtnl_class_get_ifindex(struct rtnl_class *class)
00224 {
00225 return tca_get_ifindex((struct rtnl_tca *) class);
00226 }
00227
00228 void rtnl_class_set_handle(struct rtnl_class *class, uint32_t handle)
00229 {
00230 tca_set_handle((struct rtnl_tca *) class, handle);
00231 }
00232
00233 uint32_t rtnl_class_get_handle(struct rtnl_class *class)
00234 {
00235 return tca_get_handle((struct rtnl_tca *) class);
00236 }
00237
00238 void rtnl_class_set_parent(struct rtnl_class *class, uint32_t parent)
00239 {
00240 tca_set_parent((struct rtnl_tca *) class, parent);
00241 }
00242
00243 uint32_t rtnl_class_get_parent(struct rtnl_class *class)
00244 {
00245 return tca_get_parent((struct rtnl_tca *) class);
00246 }
00247
00248 void rtnl_class_set_kind(struct rtnl_class *class, const char *name)
00249 {
00250 tca_set_kind((struct rtnl_tca *) class, name);
00251 class->c_ops = __rtnl_class_lookup_ops(name);
00252 }
00253
00254 char *rtnl_class_get_kind(struct rtnl_class *class)
00255 {
00256 return tca_get_kind((struct rtnl_tca *) class);
00257 }
00258
00259 uint64_t rtnl_class_get_stat(struct rtnl_class *class,
00260 enum rtnl_tc_stats_id id)
00261 {
00262 return tca_get_stat((struct rtnl_tca *) class, id);
00263 }
00264
00265
00266
00267 struct nl_object_ops class_obj_ops = {
00268 .oo_name = "route/class",
00269 .oo_size = sizeof(struct rtnl_class),
00270 .oo_free_data = class_free_data,
00271 .oo_clone = class_clone,
00272 .oo_dump = {
00273 [NL_DUMP_LINE] = class_dump_line,
00274 [NL_DUMP_DETAILS] = class_dump_details,
00275 [NL_DUMP_STATS] = class_dump_stats,
00276 },
00277 .oo_compare = tca_compare,
00278 .oo_id_attrs = (TCA_ATTR_IFINDEX | TCA_ATTR_HANDLE),
00279 };
00280
00281