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-rw-r--r--src/mnl.c68
1 files changed, 38 insertions, 30 deletions
diff --git a/src/mnl.c b/src/mnl.c
index d19b5213..4d60d64b 100644
--- a/src/mnl.c
+++ b/src/mnl.c
@@ -34,24 +34,15 @@ uint32_t mnl_seqnum_alloc(void)
}
static int
-mnl_talk(struct mnl_socket *nf_sock, const void *data, unsigned int len,
- int (*cb)(const struct nlmsghdr *nlh, void *data), void *cb_data)
+nft_mnl_recv(struct mnl_socket *nf_sock, uint32_t seqnum, uint32_t portid,
+ int (*cb)(const struct nlmsghdr *nlh, void *data), void *cb_data)
{
char buf[MNL_SOCKET_BUFFER_SIZE];
- uint32_t portid = mnl_socket_get_portid(nf_sock);
int ret;
-#ifdef DEBUG
- if (debug_level & DEBUG_MNL)
- mnl_nlmsg_fprintf(stdout, data, len, sizeof(struct nfgenmsg));
-#endif
-
- if (mnl_socket_sendto(nf_sock, data, len) < 0)
- return -1;
-
ret = mnl_socket_recvfrom(nf_sock, buf, sizeof(buf));
while (ret > 0) {
- ret = mnl_cb_run(buf, ret, seq, portid, cb, cb_data);
+ ret = mnl_cb_run(buf, ret, seqnum, portid, cb, cb_data);
if (ret <= 0)
goto out;
@@ -64,6 +55,23 @@ out:
return ret;
}
+static int
+nft_mnl_talk(struct mnl_socket *nf_sock, const void *data, unsigned int len,
+ int (*cb)(const struct nlmsghdr *nlh, void *data), void *cb_data)
+{
+ uint32_t portid = mnl_socket_get_portid(nf_sock);
+
+#ifdef DEBUG
+ if (debug_level & DEBUG_MNL)
+ mnl_nlmsg_fprintf(stdout, data, len, sizeof(struct nfgenmsg));
+#endif
+
+ if (mnl_socket_sendto(nf_sock, data, len) < 0)
+ return -1;
+
+ return nft_mnl_recv(nf_sock, seq, portid, cb, cb_data);
+}
+
/*
* Batching
*/
@@ -333,7 +341,7 @@ int mnl_nft_rule_add(struct mnl_socket *nf_sock, struct nft_rule *nlr,
NLM_F_ACK | NLM_F_CREATE | flags, seq);
nft_rule_nlmsg_build_payload(nlh, nlr);
- return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
+ return nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
}
int mnl_nft_rule_delete(struct mnl_socket *nf_sock, struct nft_rule *nlr,
@@ -347,7 +355,7 @@ int mnl_nft_rule_delete(struct mnl_socket *nf_sock, struct nft_rule *nlr,
NLM_F_ACK, seq);
nft_rule_nlmsg_build_payload(nlh, nlr);
- return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
+ return nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
}
static int rule_cb(const struct nlmsghdr *nlh, void *data)
@@ -384,7 +392,7 @@ struct nft_rule_list *mnl_nft_rule_dump(struct mnl_socket *nf_sock, int family)
nlh = nft_rule_nlmsg_build_hdr(buf, NFT_MSG_GETRULE, family,
NLM_F_DUMP, seq);
- ret = mnl_talk(nf_sock, nlh, nlh->nlmsg_len, rule_cb, nlr_list);
+ ret = nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, rule_cb, nlr_list);
if (ret < 0)
goto err;
@@ -409,7 +417,7 @@ int mnl_nft_chain_add(struct mnl_socket *nf_sock, struct nft_chain *nlc,
NLM_F_CREATE | NLM_F_ACK | flags, seq);
nft_chain_nlmsg_build_payload(nlh, nlc);
- return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
+ return nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
}
int mnl_nft_chain_delete(struct mnl_socket *nf_sock, struct nft_chain *nlc,
@@ -423,7 +431,7 @@ int mnl_nft_chain_delete(struct mnl_socket *nf_sock, struct nft_chain *nlc,
NLM_F_ACK, seq);
nft_chain_nlmsg_build_payload(nlh, nlc);
- return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
+ return nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
}
static int chain_cb(const struct nlmsghdr *nlh, void *data)
@@ -460,7 +468,7 @@ struct nft_chain_list *mnl_nft_chain_dump(struct mnl_socket *nf_sock, int family
nlh = nft_chain_nlmsg_build_hdr(buf, NFT_MSG_GETCHAIN, family,
NLM_F_DUMP, seq);
- ret = mnl_talk(nf_sock, nlh, nlh->nlmsg_len, chain_cb, nlc_list);
+ ret = nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, chain_cb, nlc_list);
if (ret < 0)
goto err;
@@ -487,7 +495,7 @@ int mnl_nft_chain_get(struct mnl_socket *nf_sock, struct nft_chain *nlc,
NLM_F_ACK | flags, seq);
nft_chain_nlmsg_build_payload(nlh, nlc);
- return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, chain_get_cb, nlc);
+ return nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, chain_get_cb, nlc);
}
/*
@@ -504,7 +512,7 @@ int mnl_nft_table_add(struct mnl_socket *nf_sock, struct nft_table *nlt,
NLM_F_ACK | flags, seq);
nft_table_nlmsg_build_payload(nlh, nlt);
- return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
+ return nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
}
int mnl_nft_table_delete(struct mnl_socket *nf_sock, struct nft_table *nlt,
@@ -518,7 +526,7 @@ int mnl_nft_table_delete(struct mnl_socket *nf_sock, struct nft_table *nlt,
NLM_F_ACK, seq);
nft_table_nlmsg_build_payload(nlh, nlt);
- return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
+ return nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
}
static int table_cb(const struct nlmsghdr *nlh, void *data)
@@ -555,7 +563,7 @@ struct nft_table_list *mnl_nft_table_dump(struct mnl_socket *nf_sock, int family
nlh = nft_table_nlmsg_build_hdr(buf, NFT_MSG_GETTABLE, family,
NLM_F_DUMP, seq);
- ret = mnl_talk(nf_sock, nlh, nlh->nlmsg_len, table_cb, nlt_list);
+ ret = nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, table_cb, nlt_list);
if (ret < 0)
goto err;
@@ -582,7 +590,7 @@ int mnl_nft_table_get(struct mnl_socket *nf_sock, struct nft_table *nlt,
nlh = nft_table_nlmsg_build_hdr(buf, NFT_MSG_GETTABLE,
nft_table_attr_get_u32(nlt, NFT_TABLE_ATTR_FAMILY),
NLM_F_ACK, seq);
- return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, table_get_cb, nlt);
+ return nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, table_get_cb, nlt);
}
/*
@@ -605,7 +613,7 @@ int mnl_nft_set_add(struct mnl_socket *nf_sock, struct nft_set *nls,
NLM_F_CREATE | NLM_F_ACK | flags, seq);
nft_set_nlmsg_build_payload(nlh, nls);
- return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, set_add_cb, nls);
+ return nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, set_add_cb, nls);
}
int mnl_nft_set_delete(struct mnl_socket *nf_sock, struct nft_set *nls,
@@ -619,7 +627,7 @@ int mnl_nft_set_delete(struct mnl_socket *nf_sock, struct nft_set *nls,
flags|NLM_F_ACK, seq);
nft_set_nlmsg_build_payload(nlh, nls);
- return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
+ return nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
}
static int set_cb(const struct nlmsghdr *nlh, void *data)
@@ -666,7 +674,7 @@ mnl_nft_set_dump(struct mnl_socket *nf_sock, int family, const char *table)
if (nls_list == NULL)
memory_allocation_error();
- ret = mnl_talk(nf_sock, nlh, nlh->nlmsg_len, set_cb, nls_list);
+ ret = nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, set_cb, nls_list);
if (ret < 0)
goto err;
@@ -694,7 +702,7 @@ int mnl_nft_set_get(struct mnl_socket *nf_sock, struct nft_set *nls)
NLM_F_ACK, seq);
nft_set_nlmsg_build_payload(nlh, nls);
- return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, set_get_cb, nls);
+ return nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, set_get_cb, nls);
}
/*
@@ -711,7 +719,7 @@ int mnl_nft_setelem_add(struct mnl_socket *nf_sock, struct nft_set *nls,
NLM_F_CREATE | NLM_F_ACK | flags, seq);
nft_set_elems_nlmsg_build_payload(nlh, nls);
- return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
+ return nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
}
int mnl_nft_setelem_delete(struct mnl_socket *nf_sock, struct nft_set *nls,
@@ -725,7 +733,7 @@ int mnl_nft_setelem_delete(struct mnl_socket *nf_sock, struct nft_set *nls,
NLM_F_ACK, seq);
nft_set_elems_nlmsg_build_payload(nlh, nls);
- return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
+ return nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, NULL, NULL);
}
static int set_elem_cb(const struct nlmsghdr *nlh, void *data)
@@ -744,7 +752,7 @@ int mnl_nft_setelem_get(struct mnl_socket *nf_sock, struct nft_set *nls)
NLM_F_DUMP|NLM_F_ACK, seq);
nft_set_nlmsg_build_payload(nlh, nls);
- return mnl_talk(nf_sock, nlh, nlh->nlmsg_len, set_elem_cb, nls);
+ return nft_mnl_talk(nf_sock, nlh, nlh->nlmsg_len, set_elem_cb, nls);
}
/*