12 #include <arpa/inet.h>
16 #include <linux/netfilter/nf_tables.h>
19 #include <libmnl/libmnl.h>
20 #include <libnftnl/object.h>
24 static int nftnl_obj_quota_set(
struct nftnl_obj *e, uint16_t type,
25 const void *data, uint32_t data_len)
27 struct nftnl_obj_quota *quota = nftnl_obj_data(e);
30 case NFTNL_OBJ_QUOTA_BYTES:
31 quota->bytes = *((uint64_t *)data);
33 case NFTNL_OBJ_QUOTA_CONSUMED:
34 quota->consumed = *((uint64_t *)data);
36 case NFTNL_OBJ_QUOTA_FLAGS:
37 quota->flags = *((uint32_t *)data);
45 static const void *nftnl_obj_quota_get(
const struct nftnl_obj *e,
46 uint16_t type, uint32_t *data_len)
48 struct nftnl_obj_quota *quota = nftnl_obj_data(e);
51 case NFTNL_OBJ_QUOTA_BYTES:
52 *data_len =
sizeof(quota->bytes);
54 case NFTNL_OBJ_QUOTA_CONSUMED:
55 *data_len =
sizeof(quota->consumed);
56 return "a->consumed;
57 case NFTNL_OBJ_QUOTA_FLAGS:
58 *data_len =
sizeof(quota->flags);
64 static int nftnl_obj_quota_cb(
const struct nlattr *attr,
void *data)
66 int type = mnl_attr_get_type(attr);
67 const struct nlattr **tb = data;
69 if (mnl_attr_type_valid(attr, NFTA_QUOTA_MAX) < 0)
73 case NFTA_QUOTA_BYTES:
74 case NFTA_QUOTA_CONSUMED:
75 if (mnl_attr_validate(attr, MNL_TYPE_U64) < 0)
78 case NFTA_QUOTA_FLAGS:
79 if (mnl_attr_validate(attr, MNL_TYPE_U32) < 0)
89 nftnl_obj_quota_build(
struct nlmsghdr *nlh,
const struct nftnl_obj *e)
91 struct nftnl_obj_quota *quota = nftnl_obj_data(e);
93 if (e->flags & (1 << NFTNL_OBJ_QUOTA_BYTES))
94 mnl_attr_put_u64(nlh, NFTA_QUOTA_BYTES, htobe64(quota->bytes));
95 if (e->flags & (1 << NFTNL_OBJ_QUOTA_CONSUMED))
96 mnl_attr_put_u64(nlh, NFTA_QUOTA_CONSUMED,
97 htobe64(quota->consumed));
98 if (e->flags & (1 << NFTNL_OBJ_QUOTA_FLAGS))
99 mnl_attr_put_u32(nlh, NFTA_QUOTA_FLAGS, htonl(quota->flags));
103 nftnl_obj_quota_parse(
struct nftnl_obj *e,
struct nlattr *attr)
105 struct nftnl_obj_quota *quota = nftnl_obj_data(e);
106 struct nlattr *tb[NFTA_QUOTA_MAX + 1] = {};
108 if (mnl_attr_parse_nested(attr, nftnl_obj_quota_cb, tb) < 0)
111 if (tb[NFTA_QUOTA_BYTES]) {
112 quota->bytes = be64toh(mnl_attr_get_u64(tb[NFTA_QUOTA_BYTES]));
113 e->flags |= (1 << NFTNL_OBJ_QUOTA_BYTES);
115 if (tb[NFTA_QUOTA_CONSUMED]) {
117 be64toh(mnl_attr_get_u64(tb[NFTA_QUOTA_CONSUMED]));
118 e->flags |= (1 << NFTNL_OBJ_QUOTA_CONSUMED);
120 if (tb[NFTA_QUOTA_FLAGS]) {
121 quota->flags = ntohl(mnl_attr_get_u32(tb[NFTA_QUOTA_FLAGS]));
122 e->flags |= (1 << NFTNL_OBJ_QUOTA_FLAGS);
129 nftnl_obj_quota_json_parse(
struct nftnl_obj *e, json_t *root,
130 struct nftnl_parse_err *err)
136 if (nftnl_jansson_parse_val(root,
"bytes", NFTNL_TYPE_U64, &bytes,
138 nftnl_obj_set_u64(e, NFTNL_OBJ_QUOTA_BYTES, bytes);
139 if (nftnl_jansson_parse_val(root,
"consumed", NFTNL_TYPE_U64, &bytes,
141 nftnl_obj_set_u64(e, NFTNL_OBJ_QUOTA_CONSUMED, bytes);
142 if (nftnl_jansson_parse_val(root,
"flags", NFTNL_TYPE_U32, &flags,
144 nftnl_obj_set_u32(e, NFTNL_OBJ_QUOTA_FLAGS, flags);
153 static int nftnl_obj_quota_export(
char *buf,
size_t size,
154 const struct nftnl_obj *e,
int type)
156 struct nftnl_obj_quota *quota = nftnl_obj_data(e);
157 NFTNL_BUF_INIT(b, buf, size);
159 if (e->flags & (1 << NFTNL_OBJ_QUOTA_BYTES))
160 nftnl_buf_u64(&b, type, quota->bytes, BYTES);
161 if (e->flags & (1 << NFTNL_OBJ_QUOTA_CONSUMED))
162 nftnl_buf_u64(&b, type, quota->consumed, CONSUMED);
163 if (e->flags & (1 << NFTNL_OBJ_QUOTA_FLAGS))
164 nftnl_buf_u32(&b, type, quota->flags, FLAGS);
166 return nftnl_buf_done(&b);
169 static int nftnl_obj_quota_snprintf_default(
char *buf,
size_t len,
170 const struct nftnl_obj *e)
172 struct nftnl_obj_quota *quota = nftnl_obj_data(e);
174 return snprintf(buf, len,
"bytes %"PRIu64
" flags %u ",
175 quota->bytes, quota->flags);
178 static int nftnl_obj_quota_snprintf(
char *buf,
size_t len, uint32_t type,
180 const struct nftnl_obj *e)
186 case NFTNL_OUTPUT_DEFAULT:
187 return nftnl_obj_quota_snprintf_default(buf, len, e);
188 case NFTNL_OUTPUT_XML:
189 case NFTNL_OUTPUT_JSON:
190 return nftnl_obj_quota_export(buf, len, e, type);
197 struct obj_ops obj_ops_quota = {
199 .type = NFT_OBJECT_QUOTA,
200 .alloc_len =
sizeof(
struct nftnl_obj_quota),
201 .max_attr = NFTA_QUOTA_MAX,
202 .set = nftnl_obj_quota_set,
203 .get = nftnl_obj_quota_get,
204 .parse = nftnl_obj_quota_parse,
205 .build = nftnl_obj_quota_build,
206 .snprintf = nftnl_obj_quota_snprintf,
207 .json_parse = nftnl_obj_quota_json_parse,