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Diffstat (limited to 'src/libsystemd/sd-netlink')
-rw-r--r--src/libsystemd/sd-netlink/netlink-internal.h2
-rw-r--r--src/libsystemd/sd-netlink/netlink-message.c48
-rw-r--r--src/libsystemd/sd-netlink/netlink-types.c33
3 files changed, 57 insertions, 26 deletions
diff --git a/src/libsystemd/sd-netlink/netlink-internal.h b/src/libsystemd/sd-netlink/netlink-internal.h
index 6f51ebe73d..4026e2c341 100644
--- a/src/libsystemd/sd-netlink/netlink-internal.h
+++ b/src/libsystemd/sd-netlink/netlink-internal.h
@@ -94,6 +94,8 @@ struct sd_netlink {
struct netlink_attribute {
size_t offset; /* offset from hdr to attribute */
+ bool nested:1;
+ bool net_byteorder:1;
};
struct netlink_container {
diff --git a/src/libsystemd/sd-netlink/netlink-message.c b/src/libsystemd/sd-netlink/netlink-message.c
index 13573dcea8..b0ed2f2882 100644
--- a/src/libsystemd/sd-netlink/netlink-message.c
+++ b/src/libsystemd/sd-netlink/netlink-message.c
@@ -38,6 +38,7 @@
#define PUSH_CONTAINER(m, new) (m)->container_offsets[(m)->n_containers ++] = (uint8_t*)(new) - (uint8_t*)(m)->hdr;
#define RTA_TYPE(rta) ((rta)->rta_type & NLA_TYPE_MASK)
+#define RTA_FLAGS(rta) ((rta)->rta_type & ~NLA_TYPE_MASK)
int message_new_empty(sd_netlink *rtnl, sd_netlink_message **ret) {
sd_netlink_message *m;
@@ -475,7 +476,7 @@ int sd_netlink_message_close_container(sd_netlink_message *m) {
return 0;
}
-static int netlink_message_read_internal(sd_netlink_message *m, unsigned short type, void **data) {
+static int netlink_message_read_internal(sd_netlink_message *m, unsigned short type, void **data, bool *net_byteorder) {
struct netlink_attribute *attribute;
struct rtattr *rta;
@@ -495,6 +496,9 @@ static int netlink_message_read_internal(sd_netlink_message *m, unsigned short t
*data = RTA_DATA(rta);
+ if (net_byteorder)
+ *net_byteorder = attribute->net_byteorder;
+
return RTA_PAYLOAD(rta);
}
@@ -508,7 +512,7 @@ int sd_netlink_message_read_string(sd_netlink_message *m, unsigned short type, c
if (r < 0)
return r;
- r = netlink_message_read_internal(m, type, &attr_data);
+ r = netlink_message_read_internal(m, type, &attr_data, NULL);
if (r < 0)
return r;
else if (strnlen(attr_data, r) >= (size_t) r)
@@ -530,7 +534,7 @@ int sd_netlink_message_read_u8(sd_netlink_message *m, unsigned short type, uint8
if (r < 0)
return r;
- r = netlink_message_read_internal(m, type, &attr_data);
+ r = netlink_message_read_internal(m, type, &attr_data, NULL);
if (r < 0)
return r;
else if ((size_t) r < sizeof(uint8_t))
@@ -543,8 +547,9 @@ int sd_netlink_message_read_u8(sd_netlink_message *m, unsigned short type, uint8
}
int sd_netlink_message_read_u16(sd_netlink_message *m, unsigned short type, uint16_t *data) {
- int r;
void *attr_data;
+ bool net_byteorder;
+ int r;
assert_return(m, -EINVAL);
@@ -552,21 +557,26 @@ int sd_netlink_message_read_u16(sd_netlink_message *m, unsigned short type, uint
if (r < 0)
return r;
- r = netlink_message_read_internal(m, type, &attr_data);
+ r = netlink_message_read_internal(m, type, &attr_data, &net_byteorder);
if (r < 0)
return r;
else if ((size_t) r < sizeof(uint16_t))
return -EIO;
- if (data)
- *data = *(uint16_t *) attr_data;
+ if (data) {
+ if (net_byteorder)
+ *data = be16toh(*(uint16_t *) attr_data);
+ else
+ *data = *(uint16_t *) attr_data;
+ }
return 0;
}
int sd_netlink_message_read_u32(sd_netlink_message *m, unsigned short type, uint32_t *data) {
- int r;
void *attr_data;
+ bool net_byteorder;
+ int r;
assert_return(m, -EINVAL);
@@ -574,14 +584,18 @@ int sd_netlink_message_read_u32(sd_netlink_message *m, unsigned short type, uint
if (r < 0)
return r;
- r = netlink_message_read_internal(m, type, &attr_data);
+ r = netlink_message_read_internal(m, type, &attr_data, &net_byteorder);
if (r < 0)
return r;
else if ((size_t)r < sizeof(uint32_t))
return -EIO;
- if (data)
- *data = *(uint32_t *) attr_data;
+ if (data) {
+ if (net_byteorder)
+ *data = be32toh(*(uint32_t *) attr_data);
+ else
+ *data = *(uint32_t *) attr_data;
+ }
return 0;
}
@@ -596,7 +610,7 @@ int sd_netlink_message_read_ether_addr(sd_netlink_message *m, unsigned short typ
if (r < 0)
return r;
- r = netlink_message_read_internal(m, type, &attr_data);
+ r = netlink_message_read_internal(m, type, &attr_data, NULL);
if (r < 0)
return r;
else if ((size_t)r < sizeof(struct ether_addr))
@@ -618,7 +632,7 @@ int sd_netlink_message_read_cache_info(sd_netlink_message *m, unsigned short typ
if (r < 0)
return r;
- r = netlink_message_read_internal(m, type, &attr_data);
+ r = netlink_message_read_internal(m, type, &attr_data, NULL);
if (r < 0)
return r;
else if ((size_t)r < sizeof(struct ifa_cacheinfo))
@@ -640,7 +654,7 @@ int sd_netlink_message_read_in_addr(sd_netlink_message *m, unsigned short type,
if (r < 0)
return r;
- r = netlink_message_read_internal(m, type, &attr_data);
+ r = netlink_message_read_internal(m, type, &attr_data, NULL);
if (r < 0)
return r;
else if ((size_t)r < sizeof(struct in_addr))
@@ -662,7 +676,7 @@ int sd_netlink_message_read_in6_addr(sd_netlink_message *m, unsigned short type,
if (r < 0)
return r;
- r = netlink_message_read_internal(m, type, &attr_data);
+ r = netlink_message_read_internal(m, type, &attr_data, NULL);
if (r < 0)
return r;
else if ((size_t)r < sizeof(struct in6_addr))
@@ -699,6 +713,8 @@ static int netlink_container_parse(sd_netlink_message *m,
log_debug("rtnl: message parse - overwriting repeated attribute");
attributes[type].offset = (uint8_t *) rta - (uint8_t *) m->hdr;
+ attributes[type].nested = RTA_FLAGS(rta) & NLA_F_NESTED;
+ attributes[type].net_byteorder = RTA_FLAGS(rta) & NLA_F_NET_BYTEORDER;
}
container->attributes = attributes;
@@ -781,7 +797,7 @@ int sd_netlink_message_enter_container(sd_netlink_message *m, unsigned short typ
} else
return -EINVAL;
- r = netlink_message_read_internal(m, type_id, &container);
+ r = netlink_message_read_internal(m, type_id, &container, NULL);
if (r < 0)
return r;
else
diff --git a/src/libsystemd/sd-netlink/netlink-types.c b/src/libsystemd/sd-netlink/netlink-types.c
index 74ac2ab344..ff1b8a260f 100644
--- a/src/libsystemd/sd-netlink/netlink-types.c
+++ b/src/libsystemd/sd-netlink/netlink-types.c
@@ -196,19 +196,29 @@ static const NLType rtnl_link_info_data_iptun_types[IFLA_IPTUN_MAX + 1] = {
[IFLA_IPTUN_6RD_RELAY_PREFIX] = { .type = NETLINK_TYPE_U32 },
[IFLA_IPTUN_6RD_PREFIXLEN] = { .type = NETLINK_TYPE_U16 },
[IFLA_IPTUN_6RD_RELAY_PREFIXLEN] = { .type = NETLINK_TYPE_U16 },
+ [IFLA_IPTUN_ENCAP_TYPE] = { .type = NETLINK_TYPE_U16},
+ [IFLA_IPTUN_ENCAP_FLAGS] = { .type = NETLINK_TYPE_U16},
+ [IFLA_IPTUN_ENCAP_SPORT] = { .type = NETLINK_TYPE_U16},
+ [IFLA_IPTUN_ENCAP_DPORT] = { .type = NETLINK_TYPE_U16},
};
static const NLType rtnl_link_info_data_ipgre_types[IFLA_GRE_MAX + 1] = {
- [IFLA_GRE_LINK] = { .type = NETLINK_TYPE_U32 },
- [IFLA_GRE_IFLAGS] = { .type = NETLINK_TYPE_U16 },
- [IFLA_GRE_OFLAGS] = { .type = NETLINK_TYPE_U16 },
- [IFLA_GRE_IKEY] = { .type = NETLINK_TYPE_U32 },
- [IFLA_GRE_OKEY] = { .type = NETLINK_TYPE_U32 },
- [IFLA_GRE_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR },
- [IFLA_GRE_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR },
- [IFLA_GRE_TTL] = { .type = NETLINK_TYPE_U8 },
- [IFLA_GRE_TOS] = { .type = NETLINK_TYPE_U8 },
- [IFLA_GRE_PMTUDISC] = { .type = NETLINK_TYPE_U8 },
+ [IFLA_GRE_LINK] = { .type = NETLINK_TYPE_U32 },
+ [IFLA_GRE_IFLAGS] = { .type = NETLINK_TYPE_U16 },
+ [IFLA_GRE_OFLAGS] = { .type = NETLINK_TYPE_U16 },
+ [IFLA_GRE_IKEY] = { .type = NETLINK_TYPE_U32 },
+ [IFLA_GRE_OKEY] = { .type = NETLINK_TYPE_U32 },
+ [IFLA_GRE_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR },
+ [IFLA_GRE_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR },
+ [IFLA_GRE_TTL] = { .type = NETLINK_TYPE_U8 },
+ [IFLA_GRE_TOS] = { .type = NETLINK_TYPE_U8 },
+ [IFLA_GRE_PMTUDISC] = { .type = NETLINK_TYPE_U8 },
+ [IFLA_GRE_FLOWINFO] = { .type = NETLINK_TYPE_U32 },
+ [IFLA_GRE_FLAGS] = { .type = NETLINK_TYPE_U32 },
+ [IFLA_GRE_ENCAP_TYPE] = { .type = NETLINK_TYPE_U16 },
+ [IFLA_GRE_ENCAP_FLAGS] = { .type = NETLINK_TYPE_U16 },
+ [IFLA_GRE_ENCAP_SPORT] = { .type = NETLINK_TYPE_U16 },
+ [IFLA_GRE_ENCAP_DPORT] = { .type = NETLINK_TYPE_U16 },
};
static const NLType rtnl_link_info_data_ipvti_types[IFLA_VTI_MAX + 1] = {
@@ -319,8 +329,11 @@ static const struct NLType rtnl_prot_info_bridge_port_types[IFLA_BRPORT_MAX + 1]
[IFLA_BRPORT_MODE] = { .type = NETLINK_TYPE_U8 },
[IFLA_BRPORT_GUARD] = { .type = NETLINK_TYPE_U8 },
[IFLA_BRPORT_PROTECT] = { .type = NETLINK_TYPE_U8 },
+ [IFLA_BRPORT_FAST_LEAVE] = { .type = NETLINK_TYPE_U8 },
[IFLA_BRPORT_LEARNING] = { .type = NETLINK_TYPE_U8 },
[IFLA_BRPORT_UNICAST_FLOOD] = { .type = NETLINK_TYPE_U8 },
+ [IFLA_BRPORT_PROXYARP] = { .type = NETLINK_TYPE_U8 },
+ [IFLA_BRPORT_LEARNING_SYNC] = { .type = NETLINK_TYPE_U8 },
};
static const NLTypeSystem rtnl_prot_info_type_systems[AF_MAX] = {
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2025-02-12 01:25:31 +0000