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l---------src/libsystemd/sd-netlink/Makefile1
-rw-r--r--src/libsystemd/sd-netlink/local-addresses.c275
-rw-r--r--src/libsystemd/sd-netlink/local-addresses.h36
-rw-r--r--src/libsystemd/sd-netlink/netlink-internal.h137
-rw-r--r--src/libsystemd/sd-netlink/netlink-message.c963
-rw-r--r--src/libsystemd/sd-netlink/netlink-socket.c474
-rw-r--r--src/libsystemd/sd-netlink/netlink-types.c692
-rw-r--r--src/libsystemd/sd-netlink/netlink-types.h95
-rw-r--r--src/libsystemd/sd-netlink/netlink-util.c170
-rw-r--r--src/libsystemd/sd-netlink/netlink-util.h39
-rw-r--r--src/libsystemd/sd-netlink/rtnl-message.c702
-rw-r--r--src/libsystemd/sd-netlink/sd-netlink.c957
-rw-r--r--src/libsystemd/sd-netlink/test-local-addresses.c56
-rw-r--r--src/libsystemd/sd-netlink/test-netlink.c440
14 files changed, 0 insertions, 5037 deletions
diff --git a/src/libsystemd/sd-netlink/Makefile b/src/libsystemd/sd-netlink/Makefile
deleted file mode 120000
index 94aaae2c4d..0000000000
--- a/src/libsystemd/sd-netlink/Makefile
+++ /dev/null
@@ -1 +0,0 @@
-../../Makefile \ No newline at end of file
diff --git a/src/libsystemd/sd-netlink/local-addresses.c b/src/libsystemd/sd-netlink/local-addresses.c
deleted file mode 100644
index ed9ee041ab..0000000000
--- a/src/libsystemd/sd-netlink/local-addresses.c
+++ /dev/null
@@ -1,275 +0,0 @@
-/***
- This file is part of systemd.
-
- Copyright 2008-2011 Lennart Poettering
- Copyright 2014 Tom Gundersen
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include "sd-netlink.h"
-
-#include "alloc-util.h"
-#include "local-addresses.h"
-#include "macro.h"
-#include "netlink-util.h"
-
-static int address_compare(const void *_a, const void *_b) {
- const struct local_address *a = _a, *b = _b;
-
- /* Order lowest scope first, IPv4 before IPv6, lowest interface index first */
-
- if (a->family == AF_INET && b->family == AF_INET6)
- return -1;
- if (a->family == AF_INET6 && b->family == AF_INET)
- return 1;
-
- if (a->scope < b->scope)
- return -1;
- if (a->scope > b->scope)
- return 1;
-
- if (a->metric < b->metric)
- return -1;
- if (a->metric > b->metric)
- return 1;
-
- if (a->ifindex < b->ifindex)
- return -1;
- if (a->ifindex > b->ifindex)
- return 1;
-
- return memcmp(&a->address, &b->address, FAMILY_ADDRESS_SIZE(a->family));
-}
-
-int local_addresses(sd_netlink *context, int ifindex, int af, struct local_address **ret) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL, *reply = NULL;
- _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
- _cleanup_free_ struct local_address *list = NULL;
- size_t n_list = 0, n_allocated = 0;
- sd_netlink_message *m;
- int r;
-
- assert(ret);
-
- if (context)
- rtnl = sd_netlink_ref(context);
- else {
- r = sd_netlink_open(&rtnl);
- if (r < 0)
- return r;
- }
-
- r = sd_rtnl_message_new_addr(rtnl, &req, RTM_GETADDR, 0, af);
- if (r < 0)
- return r;
-
- r = sd_netlink_call(rtnl, req, 0, &reply);
- if (r < 0)
- return r;
-
- for (m = reply; m; m = sd_netlink_message_next(m)) {
- struct local_address *a;
- unsigned char flags;
- uint16_t type;
- int ifi, family;
-
- r = sd_netlink_message_get_errno(m);
- if (r < 0)
- return r;
-
- r = sd_netlink_message_get_type(m, &type);
- if (r < 0)
- return r;
- if (type != RTM_NEWADDR)
- continue;
-
- r = sd_rtnl_message_addr_get_ifindex(m, &ifi);
- if (r < 0)
- return r;
- if (ifindex > 0 && ifi != ifindex)
- continue;
-
- r = sd_rtnl_message_addr_get_family(m, &family);
- if (r < 0)
- return r;
- if (af != AF_UNSPEC && af != family)
- continue;
-
- r = sd_rtnl_message_addr_get_flags(m, &flags);
- if (r < 0)
- return r;
- if (flags & IFA_F_DEPRECATED)
- continue;
-
- if (!GREEDY_REALLOC0(list, n_allocated, n_list+1))
- return -ENOMEM;
-
- a = list + n_list;
-
- r = sd_rtnl_message_addr_get_scope(m, &a->scope);
- if (r < 0)
- return r;
-
- if (ifindex == 0 && (a->scope == RT_SCOPE_HOST || a->scope == RT_SCOPE_NOWHERE))
- continue;
-
- switch (family) {
-
- case AF_INET:
- r = sd_netlink_message_read_in_addr(m, IFA_LOCAL, &a->address.in);
- if (r < 0) {
- r = sd_netlink_message_read_in_addr(m, IFA_ADDRESS, &a->address.in);
- if (r < 0)
- continue;
- }
- break;
-
- case AF_INET6:
- r = sd_netlink_message_read_in6_addr(m, IFA_LOCAL, &a->address.in6);
- if (r < 0) {
- r = sd_netlink_message_read_in6_addr(m, IFA_ADDRESS, &a->address.in6);
- if (r < 0)
- continue;
- }
- break;
-
- default:
- continue;
- }
-
- a->ifindex = ifi;
- a->family = family;
-
- n_list++;
- };
-
- qsort_safe(list, n_list, sizeof(struct local_address), address_compare);
-
- *ret = list;
- list = NULL;
-
- return (int) n_list;
-}
-
-int local_gateways(sd_netlink *context, int ifindex, int af, struct local_address **ret) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL, *reply = NULL;
- _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
- _cleanup_free_ struct local_address *list = NULL;
- sd_netlink_message *m = NULL;
- size_t n_list = 0, n_allocated = 0;
- int r;
-
- assert(ret);
-
- if (context)
- rtnl = sd_netlink_ref(context);
- else {
- r = sd_netlink_open(&rtnl);
- if (r < 0)
- return r;
- }
-
- r = sd_rtnl_message_new_route(rtnl, &req, RTM_GETROUTE, af, RTPROT_UNSPEC);
- if (r < 0)
- return r;
-
- r = sd_netlink_message_request_dump(req, true);
- if (r < 0)
- return r;
-
- r = sd_netlink_call(rtnl, req, 0, &reply);
- if (r < 0)
- return r;
-
- for (m = reply; m; m = sd_netlink_message_next(m)) {
- struct local_address *a;
- uint16_t type;
- unsigned char dst_len, src_len;
- uint32_t ifi;
- int family;
-
- r = sd_netlink_message_get_errno(m);
- if (r < 0)
- return r;
-
- r = sd_netlink_message_get_type(m, &type);
- if (r < 0)
- return r;
- if (type != RTM_NEWROUTE)
- continue;
-
- /* We only care for default routes */
- r = sd_rtnl_message_route_get_dst_prefixlen(m, &dst_len);
- if (r < 0)
- return r;
- if (dst_len != 0)
- continue;
-
- r = sd_rtnl_message_route_get_src_prefixlen(m, &src_len);
- if (r < 0)
- return r;
- if (src_len != 0)
- continue;
-
- r = sd_netlink_message_read_u32(m, RTA_OIF, &ifi);
- if (r < 0)
- return r;
- if (ifindex > 0 && (int) ifi != ifindex)
- continue;
-
- r = sd_rtnl_message_route_get_family(m, &family);
- if (r < 0)
- return r;
- if (af != AF_UNSPEC && af != family)
- continue;
-
- if (!GREEDY_REALLOC0(list, n_allocated, n_list + 1))
- return -ENOMEM;
-
- a = list + n_list;
-
- switch (family) {
- case AF_INET:
- r = sd_netlink_message_read_in_addr(m, RTA_GATEWAY, &a->address.in);
- if (r < 0)
- continue;
-
- break;
- case AF_INET6:
- r = sd_netlink_message_read_in6_addr(m, RTA_GATEWAY, &a->address.in6);
- if (r < 0)
- continue;
-
- break;
- default:
- continue;
- }
-
- sd_netlink_message_read_u32(m, RTA_PRIORITY, &a->metric);
-
- a->ifindex = ifi;
- a->family = family;
-
- n_list++;
- }
-
- if (n_list > 0)
- qsort(list, n_list, sizeof(struct local_address), address_compare);
-
- *ret = list;
- list = NULL;
-
- return (int) n_list;
-}
diff --git a/src/libsystemd/sd-netlink/local-addresses.h b/src/libsystemd/sd-netlink/local-addresses.h
deleted file mode 100644
index 18d71e797e..0000000000
--- a/src/libsystemd/sd-netlink/local-addresses.h
+++ /dev/null
@@ -1,36 +0,0 @@
-#pragma once
-
-/***
- This file is part of systemd.
-
- Copyright 2008-2011 Lennart Poettering
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-
-#include "sd-netlink.h"
-
-#include "in-addr-util.h"
-
-struct local_address {
- int family, ifindex;
- unsigned char scope;
- uint32_t metric;
- union in_addr_union address;
-};
-
-int local_addresses(sd_netlink *rtnl, int ifindex, int af, struct local_address **ret);
-
-int local_gateways(sd_netlink *rtnl, int ifindex, int af, struct local_address **ret);
diff --git a/src/libsystemd/sd-netlink/netlink-internal.h b/src/libsystemd/sd-netlink/netlink-internal.h
deleted file mode 100644
index dcfb080ad3..0000000000
--- a/src/libsystemd/sd-netlink/netlink-internal.h
+++ /dev/null
@@ -1,137 +0,0 @@
-#pragma once
-
-/***
- This file is part of systemd.
-
- Copyright 2013 Tom Gundersen <teg@jklm.no>
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <linux/netlink.h>
-
-#include "sd-netlink.h"
-
-#include "list.h"
-#include "netlink-types.h"
-#include "prioq.h"
-#include "refcnt.h"
-
-#define RTNL_DEFAULT_TIMEOUT ((usec_t) (25 * USEC_PER_SEC))
-
-#define RTNL_WQUEUE_MAX 1024
-#define RTNL_RQUEUE_MAX 64*1024
-
-#define RTNL_CONTAINER_DEPTH 32
-
-struct reply_callback {
- sd_netlink_message_handler_t callback;
- void *userdata;
- usec_t timeout;
- uint64_t serial;
- unsigned prioq_idx;
-};
-
-struct match_callback {
- sd_netlink_message_handler_t callback;
- uint16_t type;
- void *userdata;
-
- LIST_FIELDS(struct match_callback, match_callbacks);
-};
-
-struct sd_netlink {
- RefCount n_ref;
-
- int fd;
-
- union {
- struct sockaddr sa;
- struct sockaddr_nl nl;
- } sockaddr;
-
- Hashmap *broadcast_group_refs;
- bool broadcast_group_dont_leave:1; /* until we can rely on 4.2 */
-
- sd_netlink_message **rqueue;
- unsigned rqueue_size;
- size_t rqueue_allocated;
-
- sd_netlink_message **rqueue_partial;
- unsigned rqueue_partial_size;
- size_t rqueue_partial_allocated;
-
- struct nlmsghdr *rbuffer;
- size_t rbuffer_allocated;
-
- bool processing:1;
-
- uint32_t serial;
-
- struct Prioq *reply_callbacks_prioq;
- Hashmap *reply_callbacks;
-
- LIST_HEAD(struct match_callback, match_callbacks);
-
- pid_t original_pid;
-
- sd_event_source *io_event_source;
- sd_event_source *time_event_source;
- sd_event_source *exit_event_source;
- sd_event *event;
-};
-
-struct netlink_attribute {
- size_t offset; /* offset from hdr to attribute */
- bool nested:1;
- bool net_byteorder:1;
-};
-
-struct netlink_container {
- const struct NLTypeSystem *type_system; /* the type system of the container */
- size_t offset; /* offset from hdr to the start of the container */
- struct netlink_attribute *attributes;
- unsigned short n_attributes; /* number of attributes in container */
-};
-
-struct sd_netlink_message {
- RefCount n_ref;
-
- sd_netlink *rtnl;
-
- struct nlmsghdr *hdr;
- struct netlink_container containers[RTNL_CONTAINER_DEPTH];
- unsigned n_containers; /* number of containers */
- bool sealed:1;
- bool broadcast:1;
-
- sd_netlink_message *next; /* next in a chain of multi-part messages */
-};
-
-int message_new(sd_netlink *rtnl, sd_netlink_message **ret, uint16_t type);
-int message_new_empty(sd_netlink *rtnl, sd_netlink_message **ret);
-
-int socket_open(int family);
-int socket_bind(sd_netlink *nl);
-int socket_broadcast_group_ref(sd_netlink *nl, unsigned group);
-int socket_broadcast_group_unref(sd_netlink *nl, unsigned group);
-int socket_write_message(sd_netlink *nl, sd_netlink_message *m);
-int socket_read_message(sd_netlink *nl);
-
-int rtnl_rqueue_make_room(sd_netlink *rtnl);
-int rtnl_rqueue_partial_make_room(sd_netlink *rtnl);
-
-/* Make sure callbacks don't destroy the rtnl connection */
-#define NETLINK_DONT_DESTROY(rtnl) \
- _cleanup_(sd_netlink_unrefp) _unused_ sd_netlink *_dont_destroy_##rtnl = sd_netlink_ref(rtnl)
diff --git a/src/libsystemd/sd-netlink/netlink-message.c b/src/libsystemd/sd-netlink/netlink-message.c
deleted file mode 100644
index df3b3c922e..0000000000
--- a/src/libsystemd/sd-netlink/netlink-message.c
+++ /dev/null
@@ -1,963 +0,0 @@
-/***
- This file is part of systemd.
-
- Copyright 2013 Tom Gundersen <teg@jklm.no>
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <netinet/in.h>
-#include <stdbool.h>
-#include <unistd.h>
-
-#include "sd-netlink.h"
-
-#include "alloc-util.h"
-#include "formats-util.h"
-#include "missing.h"
-#include "netlink-internal.h"
-#include "netlink-types.h"
-#include "netlink-util.h"
-#include "refcnt.h"
-#include "socket-util.h"
-#include "util.h"
-
-#define GET_CONTAINER(m, i) ((i) < (m)->n_containers ? (struct rtattr*)((uint8_t*)(m)->hdr + (m)->containers[i].offset) : NULL)
-#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;
-
- assert_return(ret, -EINVAL);
-
- /* Note that 'rtnl' is currently unused, if we start using it internally
- we must take care to avoid problems due to mutual references between
- buses and their queued messages. See sd-bus.
- */
-
- m = new0(sd_netlink_message, 1);
- if (!m)
- return -ENOMEM;
-
- m->n_ref = REFCNT_INIT;
-
- m->sealed = false;
-
- *ret = m;
-
- return 0;
-}
-
-int message_new(sd_netlink *rtnl, sd_netlink_message **ret, uint16_t type) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *m = NULL;
- const NLType *nl_type;
- size_t size;
- int r;
-
- r = type_system_get_type(&type_system_root, &nl_type, type);
- if (r < 0)
- return r;
-
- if (type_get_type(nl_type) != NETLINK_TYPE_NESTED)
- return -EINVAL;
-
- r = message_new_empty(rtnl, &m);
- if (r < 0)
- return r;
-
- size = NLMSG_SPACE(type_get_size(nl_type));
-
- assert(size >= sizeof(struct nlmsghdr));
- m->hdr = malloc0(size);
- if (!m->hdr)
- return -ENOMEM;
-
- m->hdr->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK;
-
- type_get_type_system(nl_type, &m->containers[0].type_system);
- m->hdr->nlmsg_len = size;
- m->hdr->nlmsg_type = type;
-
- *ret = m;
- m = NULL;
-
- return 0;
-}
-
-int sd_netlink_message_request_dump(sd_netlink_message *m, int dump) {
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(m->hdr->nlmsg_type == RTM_GETLINK ||
- m->hdr->nlmsg_type == RTM_GETADDR ||
- m->hdr->nlmsg_type == RTM_GETROUTE ||
- m->hdr->nlmsg_type == RTM_GETNEIGH,
- -EINVAL);
-
- SET_FLAG(m->hdr->nlmsg_flags, NLM_F_DUMP, dump);
-
- return 0;
-}
-
-sd_netlink_message *sd_netlink_message_ref(sd_netlink_message *m) {
- if (m)
- assert_se(REFCNT_INC(m->n_ref) >= 2);
-
- return m;
-}
-
-sd_netlink_message *sd_netlink_message_unref(sd_netlink_message *m) {
- sd_netlink_message *t;
-
- while (m && REFCNT_DEC(m->n_ref) == 0) {
- unsigned i;
-
- free(m->hdr);
-
- for (i = 0; i <= m->n_containers; i++)
- free(m->containers[i].attributes);
-
- t = m;
- m = m->next;
- free(t);
- }
-
- return NULL;
-}
-
-int sd_netlink_message_get_type(sd_netlink_message *m, uint16_t *type) {
- assert_return(m, -EINVAL);
- assert_return(type, -EINVAL);
-
- *type = m->hdr->nlmsg_type;
-
- return 0;
-}
-
-int sd_netlink_message_set_flags(sd_netlink_message *m, uint16_t flags) {
- assert_return(m, -EINVAL);
- assert_return(flags, -EINVAL);
-
- m->hdr->nlmsg_flags = flags;
-
- return 0;
-}
-
-int sd_netlink_message_is_broadcast(sd_netlink_message *m) {
- assert_return(m, -EINVAL);
-
- return m->broadcast;
-}
-
-/* If successful the updated message will be correctly aligned, if
- unsuccessful the old message is untouched. */
-static int add_rtattr(sd_netlink_message *m, unsigned short type, const void *data, size_t data_length) {
- uint32_t rta_length;
- size_t message_length, padding_length;
- struct nlmsghdr *new_hdr;
- struct rtattr *rta;
- char *padding;
- unsigned i;
- int offset;
-
- assert(m);
- assert(m->hdr);
- assert(!m->sealed);
- assert(NLMSG_ALIGN(m->hdr->nlmsg_len) == m->hdr->nlmsg_len);
- assert(!data || data_length);
-
- /* get offset of the new attribute */
- offset = m->hdr->nlmsg_len;
-
- /* get the size of the new rta attribute (with padding at the end) */
- rta_length = RTA_LENGTH(data_length);
-
- /* get the new message size (with padding at the end) */
- message_length = offset + RTA_ALIGN(rta_length);
-
- /* realloc to fit the new attribute */
- new_hdr = realloc(m->hdr, message_length);
- if (!new_hdr)
- return -ENOMEM;
- m->hdr = new_hdr;
-
- /* get pointer to the attribute we are about to add */
- rta = (struct rtattr *) ((uint8_t *) m->hdr + offset);
-
- /* if we are inside containers, extend them */
- for (i = 0; i < m->n_containers; i++)
- GET_CONTAINER(m, i)->rta_len += message_length - offset;
-
- /* fill in the attribute */
- rta->rta_type = type;
- rta->rta_len = rta_length;
- if (data)
- /* we don't deal with the case where the user lies about the type
- * and gives us too little data (so don't do that)
- */
- padding = mempcpy(RTA_DATA(rta), data, data_length);
-
- else
- /* if no data was passed, make sure we still initialize the padding
- note that we can have data_length > 0 (used by some containers) */
- padding = RTA_DATA(rta);
-
- /* make sure also the padding at the end of the message is initialized */
- padding_length = (uint8_t*)m->hdr + message_length - (uint8_t*)padding;
- memzero(padding, padding_length);
-
- /* update message size */
- m->hdr->nlmsg_len = message_length;
-
- return offset;
-}
-
-static int message_attribute_has_type(sd_netlink_message *m, size_t *out_size, uint16_t attribute_type, uint16_t data_type) {
- const NLType *type;
- int r;
-
- assert(m);
-
- r = type_system_get_type(m->containers[m->n_containers].type_system, &type, attribute_type);
- if (r < 0)
- return r;
-
- if (type_get_type(type) != data_type)
- return -EINVAL;
-
- if (out_size)
- *out_size = type_get_size(type);
- return 0;
-}
-
-int sd_netlink_message_append_string(sd_netlink_message *m, unsigned short type, const char *data) {
- size_t length, size;
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(!m->sealed, -EPERM);
- assert_return(data, -EINVAL);
-
- r = message_attribute_has_type(m, &size, type, NETLINK_TYPE_STRING);
- if (r < 0)
- return r;
-
- if (size) {
- length = strnlen(data, size+1);
- if (length > size)
- return -EINVAL;
- } else
- length = strlen(data);
-
- r = add_rtattr(m, type, data, length + 1);
- if (r < 0)
- return r;
-
- return 0;
-}
-
-int sd_netlink_message_append_flag(sd_netlink_message *m, unsigned short type) {
- size_t size;
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(!m->sealed, -EPERM);
-
- r = message_attribute_has_type(m, &size, type, NETLINK_TYPE_FLAG);
- if (r < 0)
- return r;
-
- r = add_rtattr(m, type, NULL, 0);
- if (r < 0)
- return r;
-
- return 0;
-}
-
-int sd_netlink_message_append_u8(sd_netlink_message *m, unsigned short type, uint8_t data) {
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(!m->sealed, -EPERM);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_U8);
- if (r < 0)
- return r;
-
- r = add_rtattr(m, type, &data, sizeof(uint8_t));
- if (r < 0)
- return r;
-
- return 0;
-}
-
-
-int sd_netlink_message_append_u16(sd_netlink_message *m, unsigned short type, uint16_t data) {
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(!m->sealed, -EPERM);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_U16);
- if (r < 0)
- return r;
-
- r = add_rtattr(m, type, &data, sizeof(uint16_t));
- if (r < 0)
- return r;
-
- return 0;
-}
-
-int sd_netlink_message_append_u32(sd_netlink_message *m, unsigned short type, uint32_t data) {
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(!m->sealed, -EPERM);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_U32);
- if (r < 0)
- return r;
-
- r = add_rtattr(m, type, &data, sizeof(uint32_t));
- if (r < 0)
- return r;
-
- return 0;
-}
-
-int sd_netlink_message_append_data(sd_netlink_message *m, unsigned short type, const void *data, size_t len) {
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(!m->sealed, -EPERM);
-
- r = add_rtattr(m, type, data, len);
- if (r < 0)
- return r;
-
- return 0;
-}
-
-int sd_netlink_message_append_in_addr(sd_netlink_message *m, unsigned short type, const struct in_addr *data) {
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(!m->sealed, -EPERM);
- assert_return(data, -EINVAL);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_IN_ADDR);
- if (r < 0)
- return r;
-
- r = add_rtattr(m, type, data, sizeof(struct in_addr));
- if (r < 0)
- return r;
-
- return 0;
-}
-
-int sd_netlink_message_append_in6_addr(sd_netlink_message *m, unsigned short type, const struct in6_addr *data) {
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(!m->sealed, -EPERM);
- assert_return(data, -EINVAL);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_IN_ADDR);
- if (r < 0)
- return r;
-
- r = add_rtattr(m, type, data, sizeof(struct in6_addr));
- if (r < 0)
- return r;
-
- return 0;
-}
-
-int sd_netlink_message_append_ether_addr(sd_netlink_message *m, unsigned short type, const struct ether_addr *data) {
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(!m->sealed, -EPERM);
- assert_return(data, -EINVAL);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_ETHER_ADDR);
- if (r < 0)
- return r;
-
- r = add_rtattr(m, type, data, ETH_ALEN);
- if (r < 0)
- return r;
-
- return 0;
-}
-
-int sd_netlink_message_append_cache_info(sd_netlink_message *m, unsigned short type, const struct ifa_cacheinfo *info) {
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(!m->sealed, -EPERM);
- assert_return(info, -EINVAL);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_CACHE_INFO);
- if (r < 0)
- return r;
-
- r = add_rtattr(m, type, info, sizeof(struct ifa_cacheinfo));
- if (r < 0)
- return r;
-
- return 0;
-}
-
-int sd_netlink_message_open_container(sd_netlink_message *m, unsigned short type) {
- size_t size;
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(!m->sealed, -EPERM);
- assert_return(m->n_containers < RTNL_CONTAINER_DEPTH, -ERANGE);
-
- r = message_attribute_has_type(m, &size, type, NETLINK_TYPE_NESTED);
- if (r < 0) {
- const NLTypeSystemUnion *type_system_union;
- int family;
-
- r = message_attribute_has_type(m, &size, type, NETLINK_TYPE_UNION);
- if (r < 0)
- return r;
-
- r = sd_rtnl_message_get_family(m, &family);
- if (r < 0)
- return r;
-
- r = type_system_get_type_system_union(m->containers[m->n_containers].type_system, &type_system_union, type);
- if (r < 0)
- return r;
-
- r = type_system_union_protocol_get_type_system(type_system_union,
- &m->containers[m->n_containers + 1].type_system,
- family);
- if (r < 0)
- return r;
- } else {
- r = type_system_get_type_system(m->containers[m->n_containers].type_system,
- &m->containers[m->n_containers + 1].type_system,
- type);
- if (r < 0)
- return r;
- }
-
- r = add_rtattr(m, type | NLA_F_NESTED, NULL, size);
- if (r < 0)
- return r;
-
- m->containers[m->n_containers++].offset = r;
-
- return 0;
-}
-
-int sd_netlink_message_open_container_union(sd_netlink_message *m, unsigned short type, const char *key) {
- const NLTypeSystemUnion *type_system_union;
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(!m->sealed, -EPERM);
-
- r = type_system_get_type_system_union(m->containers[m->n_containers].type_system, &type_system_union, type);
- if (r < 0)
- return r;
-
- r = type_system_union_get_type_system(type_system_union,
- &m->containers[m->n_containers + 1].type_system,
- key);
- if (r < 0)
- return r;
-
- r = sd_netlink_message_append_string(m, type_system_union->match, key);
- if (r < 0)
- return r;
-
- /* do we evere need non-null size */
- r = add_rtattr(m, type | NLA_F_NESTED, NULL, 0);
- if (r < 0)
- return r;
-
- m->containers[m->n_containers++].offset = r;
-
- return 0;
-}
-
-
-int sd_netlink_message_close_container(sd_netlink_message *m) {
- assert_return(m, -EINVAL);
- assert_return(!m->sealed, -EPERM);
- assert_return(m->n_containers > 0, -EINVAL);
-
- m->containers[m->n_containers].type_system = NULL;
- m->n_containers--;
-
- return 0;
-}
-
-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;
-
- assert_return(m, -EINVAL);
- assert_return(m->sealed, -EPERM);
- assert_return(data, -EINVAL);
- assert(m->n_containers < RTNL_CONTAINER_DEPTH);
- assert(m->containers[m->n_containers].attributes);
- assert(type < m->containers[m->n_containers].n_attributes);
-
- attribute = &m->containers[m->n_containers].attributes[type];
-
- if (!attribute->offset)
- return -ENODATA;
-
- rta = (struct rtattr*)((uint8_t *) m->hdr + attribute->offset);
-
- *data = RTA_DATA(rta);
-
- if (net_byteorder)
- *net_byteorder = attribute->net_byteorder;
-
- return RTA_PAYLOAD(rta);
-}
-
-int sd_netlink_message_read_string(sd_netlink_message *m, unsigned short type, const char **data) {
- int r;
- void *attr_data;
-
- assert_return(m, -EINVAL);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_STRING);
- if (r < 0)
- return r;
-
- r = netlink_message_read_internal(m, type, &attr_data, NULL);
- if (r < 0)
- return r;
- else if (strnlen(attr_data, r) >= (size_t) r)
- return -EIO;
-
- if (data)
- *data = (const char *) attr_data;
-
- return 0;
-}
-
-int sd_netlink_message_read_u8(sd_netlink_message *m, unsigned short type, uint8_t *data) {
- int r;
- void *attr_data;
-
- assert_return(m, -EINVAL);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_U8);
- if (r < 0)
- return r;
-
- r = netlink_message_read_internal(m, type, &attr_data, NULL);
- if (r < 0)
- return r;
- else if ((size_t) r < sizeof(uint8_t))
- return -EIO;
-
- if (data)
- *data = *(uint8_t *) attr_data;
-
- return 0;
-}
-
-int sd_netlink_message_read_u16(sd_netlink_message *m, unsigned short type, uint16_t *data) {
- void *attr_data;
- bool net_byteorder;
- int r;
-
- assert_return(m, -EINVAL);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_U16);
- if (r < 0)
- return r;
-
- 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) {
- 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) {
- void *attr_data;
- bool net_byteorder;
- int r;
-
- assert_return(m, -EINVAL);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_U32);
- if (r < 0)
- return r;
-
- 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) {
- if (net_byteorder)
- *data = be32toh(*(uint32_t *) attr_data);
- else
- *data = *(uint32_t *) attr_data;
- }
-
- return 0;
-}
-
-int sd_netlink_message_read_ether_addr(sd_netlink_message *m, unsigned short type, struct ether_addr *data) {
- int r;
- void *attr_data;
-
- assert_return(m, -EINVAL);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_ETHER_ADDR);
- if (r < 0)
- return r;
-
- r = netlink_message_read_internal(m, type, &attr_data, NULL);
- if (r < 0)
- return r;
- else if ((size_t)r < sizeof(struct ether_addr))
- return -EIO;
-
- if (data)
- memcpy(data, attr_data, sizeof(struct ether_addr));
-
- return 0;
-}
-
-int sd_netlink_message_read_cache_info(sd_netlink_message *m, unsigned short type, struct ifa_cacheinfo *info) {
- int r;
- void *attr_data;
-
- assert_return(m, -EINVAL);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_CACHE_INFO);
- if (r < 0)
- return r;
-
- r = netlink_message_read_internal(m, type, &attr_data, NULL);
- if (r < 0)
- return r;
- else if ((size_t)r < sizeof(struct ifa_cacheinfo))
- return -EIO;
-
- if (info)
- memcpy(info, attr_data, sizeof(struct ifa_cacheinfo));
-
- return 0;
-}
-
-int sd_netlink_message_read_in_addr(sd_netlink_message *m, unsigned short type, struct in_addr *data) {
- int r;
- void *attr_data;
-
- assert_return(m, -EINVAL);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_IN_ADDR);
- if (r < 0)
- return r;
-
- r = netlink_message_read_internal(m, type, &attr_data, NULL);
- if (r < 0)
- return r;
- else if ((size_t)r < sizeof(struct in_addr))
- return -EIO;
-
- if (data)
- memcpy(data, attr_data, sizeof(struct in_addr));
-
- return 0;
-}
-
-int sd_netlink_message_read_in6_addr(sd_netlink_message *m, unsigned short type, struct in6_addr *data) {
- int r;
- void *attr_data;
-
- assert_return(m, -EINVAL);
-
- r = message_attribute_has_type(m, NULL, type, NETLINK_TYPE_IN_ADDR);
- if (r < 0)
- return r;
-
- r = netlink_message_read_internal(m, type, &attr_data, NULL);
- if (r < 0)
- return r;
- else if ((size_t)r < sizeof(struct in6_addr))
- return -EIO;
-
- if (data)
- memcpy(data, attr_data, sizeof(struct in6_addr));
-
- return 0;
-}
-
-static int netlink_container_parse(sd_netlink_message *m,
- struct netlink_container *container,
- int count,
- struct rtattr *rta,
- unsigned int rt_len) {
- _cleanup_free_ struct netlink_attribute *attributes = NULL;
-
- attributes = new0(struct netlink_attribute, count);
- if (!attributes)
- return -ENOMEM;
-
- for (; RTA_OK(rta, rt_len); rta = RTA_NEXT(rta, rt_len)) {
- unsigned short type;
-
- type = RTA_TYPE(rta);
-
- /* if the kernel is newer than the headers we used
- when building, we ignore out-of-range attributes */
- if (type >= count)
- continue;
-
- if (attributes[type].offset)
- 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;
- attributes = NULL;
- container->n_attributes = count;
-
- return 0;
-}
-
-int sd_netlink_message_enter_container(sd_netlink_message *m, unsigned short type_id) {
- const NLType *nl_type;
- const NLTypeSystem *type_system;
- void *container;
- uint16_t type;
- size_t size;
- int r;
-
- assert_return(m, -EINVAL);
- assert_return(m->n_containers < RTNL_CONTAINER_DEPTH, -EINVAL);
-
- r = type_system_get_type(m->containers[m->n_containers].type_system,
- &nl_type,
- type_id);
- if (r < 0)
- return r;
-
- type = type_get_type(nl_type);
-
- if (type == NETLINK_TYPE_NESTED) {
- r = type_system_get_type_system(m->containers[m->n_containers].type_system,
- &type_system,
- type_id);
- if (r < 0)
- return r;
- } else if (type == NETLINK_TYPE_UNION) {
- const NLTypeSystemUnion *type_system_union;
-
- r = type_system_get_type_system_union(m->containers[m->n_containers].type_system,
- &type_system_union,
- type_id);
- if (r < 0)
- return r;
-
- switch (type_system_union->match_type) {
- case NL_MATCH_SIBLING:
- {
- const char *key;
-
- r = sd_netlink_message_read_string(m, type_system_union->match, &key);
- if (r < 0)
- return r;
-
- r = type_system_union_get_type_system(type_system_union,
- &type_system,
- key);
- if (r < 0)
- return r;
-
- break;
- }
- case NL_MATCH_PROTOCOL:
- {
- int family;
-
- r = sd_rtnl_message_get_family(m, &family);
- if (r < 0)
- return r;
-
- r = type_system_union_protocol_get_type_system(type_system_union,
- &type_system,
- family);
- if (r < 0)
- return r;
-
- break;
- }
- default:
- assert_not_reached("sd-netlink: invalid type system union type");
- }
- } else
- return -EINVAL;
-
- r = netlink_message_read_internal(m, type_id, &container, NULL);
- if (r < 0)
- return r;
- else
- size = (size_t)r;
-
- m->n_containers++;
-
- r = netlink_container_parse(m,
- &m->containers[m->n_containers],
- type_system_get_count(type_system),
- container,
- size);
- if (r < 0) {
- m->n_containers--;
- return r;
- }
-
- m->containers[m->n_containers].type_system = type_system;
-
- return 0;
-}
-
-int sd_netlink_message_exit_container(sd_netlink_message *m) {
- assert_return(m, -EINVAL);
- assert_return(m->sealed, -EINVAL);
- assert_return(m->n_containers > 0, -EINVAL);
-
- m->containers[m->n_containers].attributes = mfree(m->containers[m->n_containers].attributes);
- m->containers[m->n_containers].type_system = NULL;
-
- m->n_containers--;
-
- return 0;
-}
-
-uint32_t rtnl_message_get_serial(sd_netlink_message *m) {
- assert(m);
- assert(m->hdr);
-
- return m->hdr->nlmsg_seq;
-}
-
-int sd_netlink_message_is_error(sd_netlink_message *m) {
- assert_return(m, 0);
- assert_return(m->hdr, 0);
-
- return m->hdr->nlmsg_type == NLMSG_ERROR;
-}
-
-int sd_netlink_message_get_errno(sd_netlink_message *m) {
- struct nlmsgerr *err;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
-
- if (!sd_netlink_message_is_error(m))
- return 0;
-
- err = NLMSG_DATA(m->hdr);
-
- return err->error;
-}
-
-int sd_netlink_message_rewind(sd_netlink_message *m) {
- const NLType *nl_type;
- uint16_t type;
- size_t size;
- unsigned i;
- int r;
-
- assert_return(m, -EINVAL);
-
- /* don't allow appending to message once parsed */
- if (!m->sealed)
- rtnl_message_seal(m);
-
- for (i = 1; i <= m->n_containers; i++)
- m->containers[i].attributes = mfree(m->containers[i].attributes);
-
- m->n_containers = 0;
-
- if (m->containers[0].attributes)
- /* top-level attributes have already been parsed */
- return 0;
-
- assert(m->hdr);
-
- r = type_system_get_type(&type_system_root, &nl_type, m->hdr->nlmsg_type);
- if (r < 0)
- return r;
-
- type = type_get_type(nl_type);
- size = type_get_size(nl_type);
-
- if (type == NETLINK_TYPE_NESTED) {
- const NLTypeSystem *type_system;
-
- type_get_type_system(nl_type, &type_system);
-
- m->containers[0].type_system = type_system;
-
- r = netlink_container_parse(m,
- &m->containers[m->n_containers],
- type_system_get_count(type_system),
- (struct rtattr*)((uint8_t*)NLMSG_DATA(m->hdr) + NLMSG_ALIGN(size)),
- NLMSG_PAYLOAD(m->hdr, size));
- if (r < 0)
- return r;
- }
-
- return 0;
-}
-
-void rtnl_message_seal(sd_netlink_message *m) {
- assert(m);
- assert(!m->sealed);
-
- m->sealed = true;
-}
-
-sd_netlink_message *sd_netlink_message_next(sd_netlink_message *m) {
- assert_return(m, NULL);
-
- return m->next;
-}
diff --git a/src/libsystemd/sd-netlink/netlink-socket.c b/src/libsystemd/sd-netlink/netlink-socket.c
deleted file mode 100644
index c165fa3359..0000000000
--- a/src/libsystemd/sd-netlink/netlink-socket.c
+++ /dev/null
@@ -1,474 +0,0 @@
-/***
- This file is part of systemd.
-
- Copyright 2013 Tom Gundersen <teg@jklm.no>
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <netinet/in.h>
-#include <stdbool.h>
-#include <unistd.h>
-
-#include "sd-netlink.h"
-
-#include "alloc-util.h"
-#include "formats-util.h"
-#include "missing.h"
-#include "netlink-internal.h"
-#include "netlink-types.h"
-#include "netlink-util.h"
-#include "refcnt.h"
-#include "socket-util.h"
-#include "util.h"
-
-int socket_open(int family) {
- int fd;
-
- fd = socket(PF_NETLINK, SOCK_RAW|SOCK_CLOEXEC|SOCK_NONBLOCK, family);
- if (fd < 0)
- return -errno;
-
- return fd;
-}
-
-static int broadcast_groups_get(sd_netlink *nl) {
- _cleanup_free_ uint32_t *groups = NULL;
- socklen_t len = 0, old_len;
- unsigned i, j;
- int r;
-
- assert(nl);
- assert(nl->fd >= 0);
-
- r = getsockopt(nl->fd, SOL_NETLINK, NETLINK_LIST_MEMBERSHIPS, NULL, &len);
- if (r < 0) {
- if (errno == ENOPROTOOPT) {
- nl->broadcast_group_dont_leave = true;
- return 0;
- } else
- return -errno;
- }
-
- if (len == 0)
- return 0;
-
- groups = new0(uint32_t, len);
- if (!groups)
- return -ENOMEM;
-
- old_len = len;
-
- r = getsockopt(nl->fd, SOL_NETLINK, NETLINK_LIST_MEMBERSHIPS, groups, &len);
- if (r < 0)
- return -errno;
-
- if (old_len != len)
- return -EIO;
-
- r = hashmap_ensure_allocated(&nl->broadcast_group_refs, NULL);
- if (r < 0)
- return r;
-
- for (i = 0; i < len; i++) {
- for (j = 0; j < sizeof(uint32_t) * 8; j++) {
- uint32_t offset;
- unsigned group;
-
- offset = 1U << j;
-
- if (!(groups[i] & offset))
- continue;
-
- group = i * sizeof(uint32_t) * 8 + j + 1;
-
- r = hashmap_put(nl->broadcast_group_refs, UINT_TO_PTR(group), UINT_TO_PTR(1));
- if (r < 0)
- return r;
- }
- }
-
- return 0;
-}
-
-int socket_bind(sd_netlink *nl) {
- socklen_t addrlen;
- int r, one = 1;
-
- r = setsockopt(nl->fd, SOL_NETLINK, NETLINK_PKTINFO, &one, sizeof(one));
- if (r < 0)
- return -errno;
-
- addrlen = sizeof(nl->sockaddr);
-
- r = bind(nl->fd, &nl->sockaddr.sa, addrlen);
- /* ignore EINVAL to allow opening an already bound socket */
- if (r < 0 && errno != EINVAL)
- return -errno;
-
- r = getsockname(nl->fd, &nl->sockaddr.sa, &addrlen);
- if (r < 0)
- return -errno;
-
- r = broadcast_groups_get(nl);
- if (r < 0)
- return r;
-
- return 0;
-}
-
-static unsigned broadcast_group_get_ref(sd_netlink *nl, unsigned group) {
- assert(nl);
-
- return PTR_TO_UINT(hashmap_get(nl->broadcast_group_refs, UINT_TO_PTR(group)));
-}
-
-static int broadcast_group_set_ref(sd_netlink *nl, unsigned group, unsigned n_ref) {
- int r;
-
- assert(nl);
-
- r = hashmap_replace(nl->broadcast_group_refs, UINT_TO_PTR(group), UINT_TO_PTR(n_ref));
- if (r < 0)
- return r;
-
- return 0;
-}
-
-static int broadcast_group_join(sd_netlink *nl, unsigned group) {
- int r;
-
- assert(nl);
- assert(nl->fd >= 0);
- assert(group > 0);
-
- r = setsockopt(nl->fd, SOL_NETLINK, NETLINK_ADD_MEMBERSHIP, &group, sizeof(group));
- if (r < 0)
- return -errno;
-
- return 0;
-}
-
-int socket_broadcast_group_ref(sd_netlink *nl, unsigned group) {
- unsigned n_ref;
- int r;
-
- assert(nl);
-
- n_ref = broadcast_group_get_ref(nl, group);
-
- n_ref++;
-
- r = hashmap_ensure_allocated(&nl->broadcast_group_refs, NULL);
- if (r < 0)
- return r;
-
- r = broadcast_group_set_ref(nl, group, n_ref);
- if (r < 0)
- return r;
-
- if (n_ref > 1)
- /* not yet in the group */
- return 0;
-
- r = broadcast_group_join(nl, group);
- if (r < 0)
- return r;
-
- return 0;
-}
-
-static int broadcast_group_leave(sd_netlink *nl, unsigned group) {
- int r;
-
- assert(nl);
- assert(nl->fd >= 0);
- assert(group > 0);
-
- if (nl->broadcast_group_dont_leave)
- return 0;
-
- r = setsockopt(nl->fd, SOL_NETLINK, NETLINK_DROP_MEMBERSHIP, &group, sizeof(group));
- if (r < 0)
- return -errno;
-
- return 0;
-}
-
-int socket_broadcast_group_unref(sd_netlink *nl, unsigned group) {
- unsigned n_ref;
- int r;
-
- assert(nl);
-
- n_ref = broadcast_group_get_ref(nl, group);
-
- assert(n_ref > 0);
-
- n_ref--;
-
- r = broadcast_group_set_ref(nl, group, n_ref);
- if (r < 0)
- return r;
-
- if (n_ref > 0)
- /* still refs left */
- return 0;
-
- r = broadcast_group_leave(nl, group);
- if (r < 0)
- return r;
-
- return 0;
-}
-
-/* returns the number of bytes sent, or a negative error code */
-int socket_write_message(sd_netlink *nl, sd_netlink_message *m) {
- union {
- struct sockaddr sa;
- struct sockaddr_nl nl;
- } addr = {
- .nl.nl_family = AF_NETLINK,
- };
- ssize_t k;
-
- assert(nl);
- assert(m);
- assert(m->hdr);
-
- k = sendto(nl->fd, m->hdr, m->hdr->nlmsg_len,
- 0, &addr.sa, sizeof(addr));
- if (k < 0)
- return -errno;
-
- return k;
-}
-
-static int socket_recv_message(int fd, struct iovec *iov, uint32_t *_group, bool peek) {
- union sockaddr_union sender;
- uint8_t cmsg_buffer[CMSG_SPACE(sizeof(struct nl_pktinfo))];
- struct msghdr msg = {
- .msg_iov = iov,
- .msg_iovlen = 1,
- .msg_name = &sender,
- .msg_namelen = sizeof(sender),
- .msg_control = cmsg_buffer,
- .msg_controllen = sizeof(cmsg_buffer),
- };
- struct cmsghdr *cmsg;
- uint32_t group = 0;
- int r;
-
- assert(fd >= 0);
- assert(iov);
-
- r = recvmsg(fd, &msg, MSG_TRUNC | (peek ? MSG_PEEK : 0));
- if (r < 0) {
- /* no data */
- if (errno == ENOBUFS)
- log_debug("rtnl: kernel receive buffer overrun");
- else if (errno == EAGAIN)
- log_debug("rtnl: no data in socket");
-
- return (errno == EAGAIN || errno == EINTR) ? 0 : -errno;
- }
-
- if (sender.nl.nl_pid != 0) {
- /* not from the kernel, ignore */
- log_debug("rtnl: ignoring message from portid %"PRIu32, sender.nl.nl_pid);
-
- if (peek) {
- /* drop the message */
- r = recvmsg(fd, &msg, 0);
- if (r < 0)
- return (errno == EAGAIN || errno == EINTR) ? 0 : -errno;
- }
-
- return 0;
- }
-
- CMSG_FOREACH(cmsg, &msg) {
- if (cmsg->cmsg_level == SOL_NETLINK &&
- cmsg->cmsg_type == NETLINK_PKTINFO &&
- cmsg->cmsg_len == CMSG_LEN(sizeof(struct nl_pktinfo))) {
- struct nl_pktinfo *pktinfo = (void *)CMSG_DATA(cmsg);
-
- /* multi-cast group */
- group = pktinfo->group;
- }
- }
-
- if (_group)
- *_group = group;
-
- return r;
-}
-
-/* On success, the number of bytes received is returned and *ret points to the received message
- * which has a valid header and the correct size.
- * If nothing useful was received 0 is returned.
- * On failure, a negative error code is returned.
- */
-int socket_read_message(sd_netlink *rtnl) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *first = NULL;
- struct iovec iov = {};
- uint32_t group = 0;
- bool multi_part = false, done = false;
- struct nlmsghdr *new_msg;
- size_t len;
- int r;
- unsigned i = 0;
-
- assert(rtnl);
- assert(rtnl->rbuffer);
- assert(rtnl->rbuffer_allocated >= sizeof(struct nlmsghdr));
-
- /* read nothing, just get the pending message size */
- r = socket_recv_message(rtnl->fd, &iov, NULL, true);
- if (r <= 0)
- return r;
- else
- len = (size_t)r;
-
- /* make room for the pending message */
- if (!greedy_realloc((void **)&rtnl->rbuffer,
- &rtnl->rbuffer_allocated,
- len, sizeof(uint8_t)))
- return -ENOMEM;
-
- iov.iov_base = rtnl->rbuffer;
- iov.iov_len = rtnl->rbuffer_allocated;
-
- /* read the pending message */
- r = socket_recv_message(rtnl->fd, &iov, &group, false);
- if (r <= 0)
- return r;
- else
- len = (size_t)r;
-
- if (len > rtnl->rbuffer_allocated)
- /* message did not fit in read buffer */
- return -EIO;
-
- if (NLMSG_OK(rtnl->rbuffer, len) && rtnl->rbuffer->nlmsg_flags & NLM_F_MULTI) {
- multi_part = true;
-
- for (i = 0; i < rtnl->rqueue_partial_size; i++) {
- if (rtnl_message_get_serial(rtnl->rqueue_partial[i]) ==
- rtnl->rbuffer->nlmsg_seq) {
- first = rtnl->rqueue_partial[i];
- break;
- }
- }
- }
-
- for (new_msg = rtnl->rbuffer; NLMSG_OK(new_msg, len) && !done; new_msg = NLMSG_NEXT(new_msg, len)) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *m = NULL;
- const NLType *nl_type;
-
- if (!group && new_msg->nlmsg_pid != rtnl->sockaddr.nl.nl_pid)
- /* not broadcast and not for us */
- continue;
-
- if (new_msg->nlmsg_type == NLMSG_NOOP)
- /* silently drop noop messages */
- continue;
-
- if (new_msg->nlmsg_type == NLMSG_DONE) {
- /* finished reading multi-part message */
- done = true;
-
- /* if first is not defined, put NLMSG_DONE into the receive queue. */
- if (first)
- continue;
- }
-
- /* check that we support this message type */
- r = type_system_get_type(&type_system_root, &nl_type, new_msg->nlmsg_type);
- if (r < 0) {
- if (r == -EOPNOTSUPP)
- log_debug("sd-netlink: ignored message with unknown type: %i",
- new_msg->nlmsg_type);
-
- continue;
- }
-
- /* check that the size matches the message type */
- if (new_msg->nlmsg_len < NLMSG_LENGTH(type_get_size(nl_type))) {
- log_debug("sd-netlink: message larger than expected, dropping");
- continue;
- }
-
- r = message_new_empty(rtnl, &m);
- if (r < 0)
- return r;
-
- m->broadcast = !!group;
-
- m->hdr = memdup(new_msg, new_msg->nlmsg_len);
- if (!m->hdr)
- return -ENOMEM;
-
- /* seal and parse the top-level message */
- r = sd_netlink_message_rewind(m);
- if (r < 0)
- return r;
-
- /* push the message onto the multi-part message stack */
- if (first)
- m->next = first;
- first = m;
- m = NULL;
- }
-
- if (len)
- log_debug("sd-netlink: discarding %zu bytes of incoming message", len);
-
- if (!first)
- return 0;
-
- if (!multi_part || done) {
- /* we got a complete message, push it on the read queue */
- r = rtnl_rqueue_make_room(rtnl);
- if (r < 0)
- return r;
-
- rtnl->rqueue[rtnl->rqueue_size++] = first;
- first = NULL;
-
- if (multi_part && (i < rtnl->rqueue_partial_size)) {
- /* remove the message form the partial read queue */
- memmove(rtnl->rqueue_partial + i,rtnl->rqueue_partial + i + 1,
- sizeof(sd_netlink_message*) * (rtnl->rqueue_partial_size - i - 1));
- rtnl->rqueue_partial_size--;
- }
-
- return 1;
- } else {
- /* we only got a partial multi-part message, push it on the
- partial read queue */
- if (i < rtnl->rqueue_partial_size) {
- rtnl->rqueue_partial[i] = first;
- } else {
- r = rtnl_rqueue_partial_make_room(rtnl);
- if (r < 0)
- return r;
-
- rtnl->rqueue_partial[rtnl->rqueue_partial_size++] = first;
- }
- first = NULL;
-
- return 0;
- }
-}
diff --git a/src/libsystemd/sd-netlink/netlink-types.c b/src/libsystemd/sd-netlink/netlink-types.c
deleted file mode 100644
index 566a050432..0000000000
--- a/src/libsystemd/sd-netlink/netlink-types.c
+++ /dev/null
@@ -1,692 +0,0 @@
-/***
- This file is part of systemd.
-
- Copyright 2014 Tom Gundersen <teg@jklm.no>
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <stdint.h>
-#include <sys/socket.h>
-#include <linux/netlink.h>
-#include <linux/rtnetlink.h>
-#include <linux/in6.h>
-#include <linux/veth.h>
-#include <linux/if_bridge.h>
-#include <linux/if_addr.h>
-#include <linux/if.h>
-#include <linux/ip.h>
-#include <linux/if_link.h>
-#include <linux/if_tunnel.h>
-
-#include "macro.h"
-#include "missing.h"
-#include "netlink-types.h"
-#include "string-table.h"
-#include "util.h"
-
-/* Maximum ARP IP target defined in kernel */
-#define BOND_MAX_ARP_TARGETS 16
-
-typedef enum {
- BOND_ARP_TARGETS_0,
- BOND_ARP_TARGETS_1,
- BOND_ARP_TARGETS_2,
- BOND_ARP_TARGETS_3,
- BOND_ARP_TARGETS_4,
- BOND_ARP_TARGETS_5,
- BOND_ARP_TARGETS_6,
- BOND_ARP_TARGETS_7,
- BOND_ARP_TARGETS_8,
- BOND_ARP_TARGETS_9,
- BOND_ARP_TARGETS_10,
- BOND_ARP_TARGETS_11,
- BOND_ARP_TARGETS_12,
- BOND_ARP_TARGETS_13,
- BOND_ARP_TARGETS_14,
- BOND_ARP_TARGETS_MAX = BOND_MAX_ARP_TARGETS,
-} BondArpTargets;
-
-struct NLType {
- uint16_t type;
- size_t size;
- const NLTypeSystem *type_system;
- const NLTypeSystemUnion *type_system_union;
-};
-
-struct NLTypeSystem {
- uint16_t count;
- const NLType *types;
-};
-
-static const NLTypeSystem rtnl_link_type_system;
-
-static const NLType empty_types[1] = {
- /* fake array to avoid .types==NULL, which denotes invalid type-systems */
-};
-
-static const NLTypeSystem empty_type_system = {
- .count = 0,
- .types = empty_types,
-};
-
-static const NLType rtnl_link_info_data_veth_types[] = {
- [VETH_INFO_PEER] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
-};
-
-static const NLType rtnl_link_info_data_ipvlan_types[] = {
- [IFLA_IPVLAN_MODE] = { .type = NETLINK_TYPE_U16 },
-};
-
-static const NLType rtnl_link_info_data_macvlan_types[] = {
- [IFLA_MACVLAN_MODE] = { .type = NETLINK_TYPE_U32 },
- [IFLA_MACVLAN_FLAGS] = { .type = NETLINK_TYPE_U16 },
-};
-
-static const NLType rtnl_link_info_data_bridge_types[] = {
- [IFLA_BR_FORWARD_DELAY] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BR_HELLO_TIME] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BR_MAX_AGE] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BR_AGEING_TIME] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BR_STP_STATE] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BR_PRIORITY] = { .type = NETLINK_TYPE_U16 },
- [IFLA_BR_VLAN_FILTERING] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BR_VLAN_PROTOCOL] = { .type = NETLINK_TYPE_U16 },
- [IFLA_BR_GROUP_FWD_MASK] = { .type = NETLINK_TYPE_U16 },
- [IFLA_BR_ROOT_PORT] = { .type = NETLINK_TYPE_U16 },
- [IFLA_BR_ROOT_PATH_COST] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BR_TOPOLOGY_CHANGE] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BR_TOPOLOGY_CHANGE_DETECTED] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BR_HELLO_TIMER] = { .type = NETLINK_TYPE_U16 },
- [IFLA_BR_TCN_TIMER] = { .type = NETLINK_TYPE_U16 },
- [IFLA_BR_TOPOLOGY_CHANGE_TIMER] = { .type = NETLINK_TYPE_U16 },
- [IFLA_BR_GC_TIMER] = { .type = NETLINK_TYPE_U64 },
- [IFLA_BR_GROUP_ADDR] = { .type = NETLINK_TYPE_U16 },
- [IFLA_BR_FDB_FLUSH] = { .type = NETLINK_TYPE_U16 },
- [IFLA_BR_MCAST_ROUTER] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BR_MCAST_SNOOPING] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BR_MCAST_QUERY_USE_IFADDR] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BR_MCAST_QUERIER] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BR_MCAST_HASH_ELASTICITY] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BR_MCAST_HASH_MAX] = { .type = NETLINK_TYPE_U16 },
- [IFLA_BR_MCAST_LAST_MEMBER_CNT] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BR_MCAST_STARTUP_QUERY_CNT] = { .type = NETLINK_TYPE_U16 },
- [IFLA_BR_MCAST_LAST_MEMBER_INTVL] = { .type = NETLINK_TYPE_U64 },
- [IFLA_BR_MCAST_MEMBERSHIP_INTVL] = { .type = NETLINK_TYPE_U64 },
- [IFLA_BR_MCAST_QUERIER_INTVL] = { .type = NETLINK_TYPE_U64 },
- [IFLA_BR_MCAST_QUERY_INTVL] = { .type = NETLINK_TYPE_U64 },
- [IFLA_BR_MCAST_QUERY_RESPONSE_INTVL] = { .type = NETLINK_TYPE_U64 },
- [IFLA_BR_MCAST_STARTUP_QUERY_INTVL] = { .type = NETLINK_TYPE_U64 },
- [IFLA_BR_NF_CALL_IPTABLES] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BR_NF_CALL_IP6TABLES] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BR_NF_CALL_ARPTABLES] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BR_VLAN_DEFAULT_PVID] = { .type = NETLINK_TYPE_U16 },
-};
-
-static const NLType rtnl_link_info_data_vlan_types[] = {
- [IFLA_VLAN_ID] = { .type = NETLINK_TYPE_U16 },
-/*
- [IFLA_VLAN_FLAGS] = { .len = sizeof(struct ifla_vlan_flags) },
- [IFLA_VLAN_EGRESS_QOS] = { .type = NETLINK_TYPE_NESTED },
- [IFLA_VLAN_INGRESS_QOS] = { .type = NETLINK_TYPE_NESTED },
-*/
- [IFLA_VLAN_PROTOCOL] = { .type = NETLINK_TYPE_U16 },
-};
-
-static const NLType rtnl_link_info_data_vxlan_types[] = {
- [IFLA_VXLAN_ID] = { .type = NETLINK_TYPE_U32 },
- [IFLA_VXLAN_GROUP] = { .type = NETLINK_TYPE_IN_ADDR },
- [IFLA_VXLAN_LINK] = { .type = NETLINK_TYPE_U32 },
- [IFLA_VXLAN_LOCAL] = { .type = NETLINK_TYPE_U32},
- [IFLA_VXLAN_TTL] = { .type = NETLINK_TYPE_U8 },
- [IFLA_VXLAN_TOS] = { .type = NETLINK_TYPE_U8 },
- [IFLA_VXLAN_LEARNING] = { .type = NETLINK_TYPE_U8 },
- [IFLA_VXLAN_AGEING] = { .type = NETLINK_TYPE_U32 },
- [IFLA_VXLAN_LIMIT] = { .type = NETLINK_TYPE_U32 },
- [IFLA_VXLAN_PORT_RANGE] = { .type = NETLINK_TYPE_U32},
- [IFLA_VXLAN_PROXY] = { .type = NETLINK_TYPE_U8 },
- [IFLA_VXLAN_RSC] = { .type = NETLINK_TYPE_U8 },
- [IFLA_VXLAN_L2MISS] = { .type = NETLINK_TYPE_U8 },
- [IFLA_VXLAN_L3MISS] = { .type = NETLINK_TYPE_U8 },
- [IFLA_VXLAN_PORT] = { .type = NETLINK_TYPE_U16 },
- [IFLA_VXLAN_GROUP6] = { .type = NETLINK_TYPE_IN_ADDR },
- [IFLA_VXLAN_LOCAL6] = { .type = NETLINK_TYPE_IN_ADDR },
- [IFLA_VXLAN_UDP_CSUM] = { .type = NETLINK_TYPE_U8 },
- [IFLA_VXLAN_UDP_ZERO_CSUM6_TX] = { .type = NETLINK_TYPE_U8 },
- [IFLA_VXLAN_UDP_ZERO_CSUM6_RX] = { .type = NETLINK_TYPE_U8 },
- [IFLA_VXLAN_REMCSUM_TX] = { .type = NETLINK_TYPE_U8 },
- [IFLA_VXLAN_REMCSUM_RX] = { .type = NETLINK_TYPE_U8 },
- [IFLA_VXLAN_GBP] = { .type = NETLINK_TYPE_FLAG },
- [IFLA_VXLAN_REMCSUM_NOPARTIAL] = { .type = NETLINK_TYPE_FLAG },
-};
-
-static const NLType rtnl_bond_arp_target_types[] = {
- [BOND_ARP_TARGETS_0] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_1] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_2] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_3] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_4] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_5] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_6] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_7] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_8] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_9] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_10] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_11] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_12] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_13] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_14] = { .type = NETLINK_TYPE_U32 },
- [BOND_ARP_TARGETS_MAX] = { .type = NETLINK_TYPE_U32 },
-};
-
-static const NLTypeSystem rtnl_bond_arp_type_system = {
- .count = ELEMENTSOF(rtnl_bond_arp_target_types),
- .types = rtnl_bond_arp_target_types,
-};
-
-static const NLType rtnl_link_info_data_bond_types[] = {
- [IFLA_BOND_MODE] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BOND_ACTIVE_SLAVE] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BOND_MIIMON] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BOND_UPDELAY] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BOND_DOWNDELAY] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BOND_USE_CARRIER] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BOND_ARP_INTERVAL] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BOND_ARP_IP_TARGET] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_bond_arp_type_system },
- [IFLA_BOND_ARP_VALIDATE] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BOND_ARP_ALL_TARGETS] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BOND_PRIMARY] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BOND_PRIMARY_RESELECT] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BOND_FAIL_OVER_MAC] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BOND_XMIT_HASH_POLICY] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BOND_RESEND_IGMP] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BOND_NUM_PEER_NOTIF] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BOND_ALL_SLAVES_ACTIVE] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BOND_MIN_LINKS] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BOND_LP_INTERVAL] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BOND_PACKETS_PER_SLAVE] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BOND_AD_LACP_RATE] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BOND_AD_SELECT] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BOND_AD_INFO] = { .type = NETLINK_TYPE_NESTED },
-};
-
-static const NLType rtnl_link_info_data_iptun_types[] = {
- [IFLA_IPTUN_LINK] = { .type = NETLINK_TYPE_U32 },
- [IFLA_IPTUN_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR },
- [IFLA_IPTUN_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR },
- [IFLA_IPTUN_TTL] = { .type = NETLINK_TYPE_U8 },
- [IFLA_IPTUN_TOS] = { .type = NETLINK_TYPE_U8 },
- [IFLA_IPTUN_PMTUDISC] = { .type = NETLINK_TYPE_U8 },
- [IFLA_IPTUN_FLAGS] = { .type = NETLINK_TYPE_U16 },
- [IFLA_IPTUN_PROTO] = { .type = NETLINK_TYPE_U8 },
- [IFLA_IPTUN_6RD_PREFIX] = { .type = NETLINK_TYPE_IN_ADDR },
- [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_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_LINK] = { .type = NETLINK_TYPE_U32 },
- [IFLA_VTI_IKEY] = { .type = NETLINK_TYPE_U32 },
- [IFLA_VTI_OKEY] = { .type = NETLINK_TYPE_U32 },
- [IFLA_VTI_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR },
- [IFLA_VTI_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR },
-};
-
-static const NLType rtnl_link_info_data_ip6tnl_types[] = {
- [IFLA_IPTUN_LINK] = { .type = NETLINK_TYPE_U32 },
- [IFLA_IPTUN_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR },
- [IFLA_IPTUN_REMOTE] = { .type = NETLINK_TYPE_IN_ADDR },
- [IFLA_IPTUN_TTL] = { .type = NETLINK_TYPE_U8 },
- [IFLA_IPTUN_FLAGS] = { .type = NETLINK_TYPE_U32 },
- [IFLA_IPTUN_PROTO] = { .type = NETLINK_TYPE_U8 },
- [IFLA_IPTUN_ENCAP_LIMIT] = { .type = NETLINK_TYPE_U8 },
- [IFLA_IPTUN_FLOWINFO] = { .type = NETLINK_TYPE_U32 },
-};
-
-static const NLType rtnl_link_info_data_vrf_types[] = {
- [IFLA_VRF_TABLE] = { .type = NETLINK_TYPE_U32 },
-};
-
-/* these strings must match the .kind entries in the kernel */
-static const char* const nl_union_link_info_data_table[] = {
- [NL_UNION_LINK_INFO_DATA_BOND] = "bond",
- [NL_UNION_LINK_INFO_DATA_BRIDGE] = "bridge",
- [NL_UNION_LINK_INFO_DATA_VLAN] = "vlan",
- [NL_UNION_LINK_INFO_DATA_VETH] = "veth",
- [NL_UNION_LINK_INFO_DATA_DUMMY] = "dummy",
- [NL_UNION_LINK_INFO_DATA_MACVLAN] = "macvlan",
- [NL_UNION_LINK_INFO_DATA_MACVTAP] = "macvtap",
- [NL_UNION_LINK_INFO_DATA_IPVLAN] = "ipvlan",
- [NL_UNION_LINK_INFO_DATA_VXLAN] = "vxlan",
- [NL_UNION_LINK_INFO_DATA_IPIP_TUNNEL] = "ipip",
- [NL_UNION_LINK_INFO_DATA_IPGRE_TUNNEL] = "gre",
- [NL_UNION_LINK_INFO_DATA_IPGRETAP_TUNNEL] = "gretap",
- [NL_UNION_LINK_INFO_DATA_IP6GRE_TUNNEL] = "ip6gre",
- [NL_UNION_LINK_INFO_DATA_IP6GRETAP_TUNNEL] = "ip6gretap",
- [NL_UNION_LINK_INFO_DATA_SIT_TUNNEL] = "sit",
- [NL_UNION_LINK_INFO_DATA_VTI_TUNNEL] = "vti",
- [NL_UNION_LINK_INFO_DATA_VTI6_TUNNEL] = "vti6",
- [NL_UNION_LINK_INFO_DATA_IP6TNL_TUNNEL] = "ip6tnl",
- [NL_UNION_LINK_INFO_DATA_VRF] = "vrf",
-};
-
-DEFINE_STRING_TABLE_LOOKUP(nl_union_link_info_data, NLUnionLinkInfoData);
-
-static const NLTypeSystem rtnl_link_info_data_type_systems[] = {
- [NL_UNION_LINK_INFO_DATA_BOND] = { .count = ELEMENTSOF(rtnl_link_info_data_bond_types),
- .types = rtnl_link_info_data_bond_types },
- [NL_UNION_LINK_INFO_DATA_BRIDGE] = { .count = ELEMENTSOF(rtnl_link_info_data_bridge_types),
- .types = rtnl_link_info_data_bridge_types },
- [NL_UNION_LINK_INFO_DATA_VLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_vlan_types),
- .types = rtnl_link_info_data_vlan_types },
- [NL_UNION_LINK_INFO_DATA_VETH] = { .count = ELEMENTSOF(rtnl_link_info_data_veth_types),
- .types = rtnl_link_info_data_veth_types },
- [NL_UNION_LINK_INFO_DATA_MACVLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_macvlan_types),
- .types = rtnl_link_info_data_macvlan_types },
- [NL_UNION_LINK_INFO_DATA_MACVTAP] = { .count = ELEMENTSOF(rtnl_link_info_data_macvlan_types),
- .types = rtnl_link_info_data_macvlan_types },
- [NL_UNION_LINK_INFO_DATA_IPVLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvlan_types),
- .types = rtnl_link_info_data_ipvlan_types },
- [NL_UNION_LINK_INFO_DATA_VXLAN] = { .count = ELEMENTSOF(rtnl_link_info_data_vxlan_types),
- .types = rtnl_link_info_data_vxlan_types },
- [NL_UNION_LINK_INFO_DATA_IPIP_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_iptun_types),
- .types = rtnl_link_info_data_iptun_types },
- [NL_UNION_LINK_INFO_DATA_IPGRE_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
- .types = rtnl_link_info_data_ipgre_types },
- [NL_UNION_LINK_INFO_DATA_IPGRETAP_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
- .types = rtnl_link_info_data_ipgre_types },
- [NL_UNION_LINK_INFO_DATA_IP6GRE_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
- .types = rtnl_link_info_data_ipgre_types },
- [NL_UNION_LINK_INFO_DATA_IP6GRETAP_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipgre_types),
- .types = rtnl_link_info_data_ipgre_types },
- [NL_UNION_LINK_INFO_DATA_SIT_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_iptun_types),
- .types = rtnl_link_info_data_iptun_types },
- [NL_UNION_LINK_INFO_DATA_VTI_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvti_types),
- .types = rtnl_link_info_data_ipvti_types },
- [NL_UNION_LINK_INFO_DATA_VTI6_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ipvti_types),
- .types = rtnl_link_info_data_ipvti_types },
- [NL_UNION_LINK_INFO_DATA_IP6TNL_TUNNEL] = { .count = ELEMENTSOF(rtnl_link_info_data_ip6tnl_types),
- .types = rtnl_link_info_data_ip6tnl_types },
-
- [NL_UNION_LINK_INFO_DATA_VRF] = { .count = ELEMENTSOF(rtnl_link_info_data_vrf_types),
- .types = rtnl_link_info_data_vrf_types },
-
-};
-
-static const NLTypeSystemUnion rtnl_link_info_data_type_system_union = {
- .num = _NL_UNION_LINK_INFO_DATA_MAX,
- .lookup = nl_union_link_info_data_from_string,
- .type_systems = rtnl_link_info_data_type_systems,
- .match_type = NL_MATCH_SIBLING,
- .match = IFLA_INFO_KIND,
-};
-
-static const NLType rtnl_link_info_types[] = {
- [IFLA_INFO_KIND] = { .type = NETLINK_TYPE_STRING },
- [IFLA_INFO_DATA] = { .type = NETLINK_TYPE_UNION, .type_system_union = &rtnl_link_info_data_type_system_union},
-/*
- [IFLA_INFO_XSTATS],
- [IFLA_INFO_SLAVE_KIND] = { .type = NETLINK_TYPE_STRING },
- [IFLA_INFO_SLAVE_DATA] = { .type = NETLINK_TYPE_NESTED },
-*/
-};
-
-static const NLTypeSystem rtnl_link_info_type_system = {
- .count = ELEMENTSOF(rtnl_link_info_types),
- .types = rtnl_link_info_types,
-};
-
-static const struct NLType rtnl_prot_info_bridge_port_types[] = {
- [IFLA_BRPORT_STATE] = { .type = NETLINK_TYPE_U8 },
- [IFLA_BRPORT_COST] = { .type = NETLINK_TYPE_U32 },
- [IFLA_BRPORT_PRIORITY] = { .type = NETLINK_TYPE_U16 },
- [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_BRIDGE] = { .count = ELEMENTSOF(rtnl_prot_info_bridge_port_types),
- .types = rtnl_prot_info_bridge_port_types },
-};
-
-static const NLTypeSystemUnion rtnl_prot_info_type_system_union = {
- .num = AF_MAX,
- .type_systems = rtnl_prot_info_type_systems,
- .match_type = NL_MATCH_PROTOCOL,
-};
-
-static const struct NLType rtnl_af_spec_inet6_types[] = {
- [IFLA_INET6_FLAGS] = { .type = NETLINK_TYPE_U32 },
-/*
- IFLA_INET6_CONF,
- IFLA_INET6_STATS,
- IFLA_INET6_MCAST,
- IFLA_INET6_CACHEINFO,
- IFLA_INET6_ICMP6STATS,
-*/
- [IFLA_INET6_TOKEN] = { .type = NETLINK_TYPE_IN_ADDR },
- [IFLA_INET6_ADDR_GEN_MODE] = { .type = NETLINK_TYPE_U8 },
-};
-
-static const NLTypeSystem rtnl_af_spec_inet6_type_system = {
- .count = ELEMENTSOF(rtnl_af_spec_inet6_types),
- .types = rtnl_af_spec_inet6_types,
-};
-
-static const NLType rtnl_af_spec_types[] = {
- [AF_INET6] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_af_spec_inet6_type_system },
-};
-
-static const NLTypeSystem rtnl_af_spec_type_system = {
- .count = ELEMENTSOF(rtnl_af_spec_types),
- .types = rtnl_af_spec_types,
-};
-
-static const NLType rtnl_link_types[] = {
- [IFLA_ADDRESS] = { .type = NETLINK_TYPE_ETHER_ADDR },
- [IFLA_BROADCAST] = { .type = NETLINK_TYPE_ETHER_ADDR },
- [IFLA_IFNAME] = { .type = NETLINK_TYPE_STRING, .size = IFNAMSIZ - 1 },
- [IFLA_MTU] = { .type = NETLINK_TYPE_U32 },
- [IFLA_LINK] = { .type = NETLINK_TYPE_U32 },
-/*
- [IFLA_QDISC],
- [IFLA_STATS],
- [IFLA_COST],
- [IFLA_PRIORITY],
-*/
- [IFLA_MASTER] = { .type = NETLINK_TYPE_U32 },
-/*
- [IFLA_WIRELESS],
-*/
- [IFLA_PROTINFO] = { .type = NETLINK_TYPE_UNION, .type_system_union = &rtnl_prot_info_type_system_union },
- [IFLA_TXQLEN] = { .type = NETLINK_TYPE_U32 },
-/*
- [IFLA_MAP] = { .len = sizeof(struct rtnl_link_ifmap) },
-*/
- [IFLA_WEIGHT] = { .type = NETLINK_TYPE_U32 },
- [IFLA_OPERSTATE] = { .type = NETLINK_TYPE_U8 },
- [IFLA_LINKMODE] = { .type = NETLINK_TYPE_U8 },
- [IFLA_LINKINFO] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_info_type_system },
- [IFLA_NET_NS_PID] = { .type = NETLINK_TYPE_U32 },
- [IFLA_IFALIAS] = { .type = NETLINK_TYPE_STRING, .size = IFALIASZ - 1 },
-/*
- [IFLA_NUM_VF],
- [IFLA_VFINFO_LIST] = {. type = NETLINK_TYPE_NESTED, },
- [IFLA_STATS64],
- [IFLA_VF_PORTS] = { .type = NETLINK_TYPE_NESTED },
- [IFLA_PORT_SELF] = { .type = NETLINK_TYPE_NESTED },
-*/
- [IFLA_AF_SPEC] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_af_spec_type_system },
-/*
- [IFLA_VF_PORTS],
- [IFLA_PORT_SELF],
- [IFLA_AF_SPEC],
-*/
- [IFLA_GROUP] = { .type = NETLINK_TYPE_U32 },
- [IFLA_NET_NS_FD] = { .type = NETLINK_TYPE_U32 },
- [IFLA_EXT_MASK] = { .type = NETLINK_TYPE_U32 },
- [IFLA_PROMISCUITY] = { .type = NETLINK_TYPE_U32 },
- [IFLA_NUM_TX_QUEUES] = { .type = NETLINK_TYPE_U32 },
- [IFLA_NUM_RX_QUEUES] = { .type = NETLINK_TYPE_U32 },
- [IFLA_CARRIER] = { .type = NETLINK_TYPE_U8 },
-/*
- [IFLA_PHYS_PORT_ID] = { .type = NETLINK_TYPE_BINARY, .len = MAX_PHYS_PORT_ID_LEN },
-*/
-};
-
-static const NLTypeSystem rtnl_link_type_system = {
- .count = ELEMENTSOF(rtnl_link_types),
- .types = rtnl_link_types,
-};
-
-/* IFA_FLAGS was defined in kernel 3.14, but we still support older
- * kernels where IFA_MAX is lower. */
-static const NLType rtnl_address_types[] = {
- [IFA_ADDRESS] = { .type = NETLINK_TYPE_IN_ADDR },
- [IFA_LOCAL] = { .type = NETLINK_TYPE_IN_ADDR },
- [IFA_LABEL] = { .type = NETLINK_TYPE_STRING, .size = IFNAMSIZ - 1 },
- [IFA_BROADCAST] = { .type = NETLINK_TYPE_IN_ADDR }, /* 6? */
- [IFA_CACHEINFO] = { .type = NETLINK_TYPE_CACHE_INFO, .size = sizeof(struct ifa_cacheinfo) },
-/*
- [IFA_ANYCAST],
- [IFA_MULTICAST],
-*/
- [IFA_FLAGS] = { .type = NETLINK_TYPE_U32 },
-};
-
-static const NLTypeSystem rtnl_address_type_system = {
- .count = ELEMENTSOF(rtnl_address_types),
- .types = rtnl_address_types,
-};
-
-static const NLType rtnl_route_types[] = {
- [RTA_DST] = { .type = NETLINK_TYPE_IN_ADDR }, /* 6? */
- [RTA_SRC] = { .type = NETLINK_TYPE_IN_ADDR }, /* 6? */
- [RTA_IIF] = { .type = NETLINK_TYPE_U32 },
- [RTA_OIF] = { .type = NETLINK_TYPE_U32 },
- [RTA_GATEWAY] = { .type = NETLINK_TYPE_IN_ADDR },
- [RTA_PRIORITY] = { .type = NETLINK_TYPE_U32 },
- [RTA_PREFSRC] = { .type = NETLINK_TYPE_IN_ADDR }, /* 6? */
-/*
- [RTA_METRICS] = { .type = NETLINK_TYPE_NESTED },
- [RTA_MULTIPATH] = { .len = sizeof(struct rtnexthop) },
-*/
- [RTA_FLOW] = { .type = NETLINK_TYPE_U32 }, /* 6? */
-/*
- RTA_CACHEINFO,
- RTA_TABLE,
- RTA_MARK,
- RTA_MFC_STATS,
- RTA_VIA,
- RTA_NEWDST,
-*/
- [RTA_PREF] = { .type = NETLINK_TYPE_U8 },
-
-};
-
-static const NLTypeSystem rtnl_route_type_system = {
- .count = ELEMENTSOF(rtnl_route_types),
- .types = rtnl_route_types,
-};
-
-static const NLType rtnl_neigh_types[] = {
- [NDA_DST] = { .type = NETLINK_TYPE_IN_ADDR },
- [NDA_LLADDR] = { .type = NETLINK_TYPE_ETHER_ADDR },
- [NDA_CACHEINFO] = { .type = NETLINK_TYPE_CACHE_INFO, .size = sizeof(struct nda_cacheinfo) },
- [NDA_PROBES] = { .type = NETLINK_TYPE_U32 },
- [NDA_VLAN] = { .type = NETLINK_TYPE_U16 },
- [NDA_PORT] = { .type = NETLINK_TYPE_U16 },
- [NDA_VNI] = { .type = NETLINK_TYPE_U32 },
- [NDA_IFINDEX] = { .type = NETLINK_TYPE_U32 },
-};
-
-static const NLTypeSystem rtnl_neigh_type_system = {
- .count = ELEMENTSOF(rtnl_neigh_types),
- .types = rtnl_neigh_types,
-};
-
-static const NLType rtnl_types[] = {
- [NLMSG_DONE] = { .type = NETLINK_TYPE_NESTED, .type_system = &empty_type_system, .size = 0 },
- [NLMSG_ERROR] = { .type = NETLINK_TYPE_NESTED, .type_system = &empty_type_system, .size = sizeof(struct nlmsgerr) },
- [RTM_NEWLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
- [RTM_DELLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
- [RTM_GETLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
- [RTM_SETLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
- [RTM_NEWADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) },
- [RTM_DELADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) },
- [RTM_GETADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) },
- [RTM_NEWROUTE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_route_type_system, .size = sizeof(struct rtmsg) },
- [RTM_DELROUTE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_route_type_system, .size = sizeof(struct rtmsg) },
- [RTM_GETROUTE] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_route_type_system, .size = sizeof(struct rtmsg) },
- [RTM_NEWNEIGH] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_neigh_type_system, .size = sizeof(struct ndmsg) },
- [RTM_DELNEIGH] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_neigh_type_system, .size = sizeof(struct ndmsg) },
- [RTM_GETNEIGH] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_neigh_type_system, .size = sizeof(struct ndmsg) },
-};
-
-const NLTypeSystem type_system_root = {
- .count = ELEMENTSOF(rtnl_types),
- .types = rtnl_types,
-};
-
-uint16_t type_get_type(const NLType *type) {
- assert(type);
- return type->type;
-}
-
-size_t type_get_size(const NLType *type) {
- assert(type);
- return type->size;
-}
-
-void type_get_type_system(const NLType *nl_type, const NLTypeSystem **ret) {
- assert(nl_type);
- assert(ret);
- assert(nl_type->type == NETLINK_TYPE_NESTED);
- assert(nl_type->type_system);
-
- *ret = nl_type->type_system;
-}
-
-void type_get_type_system_union(const NLType *nl_type, const NLTypeSystemUnion **ret) {
- assert(nl_type);
- assert(ret);
- assert(nl_type->type == NETLINK_TYPE_UNION);
- assert(nl_type->type_system_union);
-
- *ret = nl_type->type_system_union;
-}
-
-uint16_t type_system_get_count(const NLTypeSystem *type_system) {
- assert(type_system);
- return type_system->count;
-}
-
-int type_system_get_type(const NLTypeSystem *type_system, const NLType **ret, uint16_t type) {
- const NLType *nl_type;
-
- assert(ret);
- assert(type_system);
- assert(type_system->types);
-
- if (type >= type_system->count)
- return -EOPNOTSUPP;
-
- nl_type = &type_system->types[type];
-
- if (nl_type->type == NETLINK_TYPE_UNSPEC)
- return -EOPNOTSUPP;
-
- *ret = nl_type;
-
- return 0;
-}
-
-int type_system_get_type_system(const NLTypeSystem *type_system, const NLTypeSystem **ret, uint16_t type) {
- const NLType *nl_type;
- int r;
-
- assert(ret);
-
- r = type_system_get_type(type_system, &nl_type, type);
- if (r < 0)
- return r;
-
- type_get_type_system(nl_type, ret);
- return 0;
-}
-
-int type_system_get_type_system_union(const NLTypeSystem *type_system, const NLTypeSystemUnion **ret, uint16_t type) {
- const NLType *nl_type;
- int r;
-
- assert(ret);
-
- r = type_system_get_type(type_system, &nl_type, type);
- if (r < 0)
- return r;
-
- type_get_type_system_union(nl_type, ret);
- return 0;
-}
-
-int type_system_union_get_type_system(const NLTypeSystemUnion *type_system_union, const NLTypeSystem **ret, const char *key) {
- int type;
-
- assert(type_system_union);
- assert(type_system_union->match_type == NL_MATCH_SIBLING);
- assert(type_system_union->lookup);
- assert(type_system_union->type_systems);
- assert(ret);
- assert(key);
-
- type = type_system_union->lookup(key);
- if (type < 0)
- return -EOPNOTSUPP;
-
- assert(type < type_system_union->num);
-
- *ret = &type_system_union->type_systems[type];
-
- return 0;
-}
-
-int type_system_union_protocol_get_type_system(const NLTypeSystemUnion *type_system_union, const NLTypeSystem **ret, uint16_t protocol) {
- const NLTypeSystem *type_system;
-
- assert(type_system_union);
- assert(type_system_union->type_systems);
- assert(type_system_union->match_type == NL_MATCH_PROTOCOL);
- assert(ret);
-
- if (protocol >= type_system_union->num)
- return -EOPNOTSUPP;
-
- type_system = &type_system_union->type_systems[protocol];
- if (!type_system->types)
- return -EOPNOTSUPP;
-
- *ret = type_system;
-
- return 0;
-}
diff --git a/src/libsystemd/sd-netlink/netlink-types.h b/src/libsystemd/sd-netlink/netlink-types.h
deleted file mode 100644
index 7c0e598b26..0000000000
--- a/src/libsystemd/sd-netlink/netlink-types.h
+++ /dev/null
@@ -1,95 +0,0 @@
-#pragma once
-
-/***
- This file is part of systemd.
-
- Copyright 2014 Tom Gundersen <teg@jklm.no>
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include "macro.h"
-
-enum {
- NETLINK_TYPE_UNSPEC,
- NETLINK_TYPE_U8, /* NLA_U8 */
- NETLINK_TYPE_U16, /* NLA_U16 */
- NETLINK_TYPE_U32, /* NLA_U32 */
- NETLINK_TYPE_U64, /* NLA_U64 */
- NETLINK_TYPE_STRING, /* NLA_STRING */
- NETLINK_TYPE_FLAG, /* NLA_FLAG */
- NETLINK_TYPE_IN_ADDR,
- NETLINK_TYPE_ETHER_ADDR,
- NETLINK_TYPE_CACHE_INFO,
- NETLINK_TYPE_NESTED, /* NLA_NESTED */
- NETLINK_TYPE_UNION,
-};
-
-typedef enum NLMatchType {
- NL_MATCH_SIBLING,
- NL_MATCH_PROTOCOL,
-} NLMatchType;
-
-typedef struct NLTypeSystemUnion NLTypeSystemUnion;
-typedef struct NLTypeSystem NLTypeSystem;
-typedef struct NLType NLType;
-
-struct NLTypeSystemUnion {
- int num;
- NLMatchType match_type;
- uint16_t match;
- int (*lookup)(const char *);
- const NLTypeSystem *type_systems;
-};
-
-extern const NLTypeSystem type_system_root;
-
-uint16_t type_get_type(const NLType *type);
-size_t type_get_size(const NLType *type);
-void type_get_type_system(const NLType *type, const NLTypeSystem **ret);
-void type_get_type_system_union(const NLType *type, const NLTypeSystemUnion **ret);
-
-uint16_t type_system_get_count(const NLTypeSystem *type_system);
-int type_system_get_type(const NLTypeSystem *type_system, const NLType **ret, uint16_t type);
-int type_system_get_type_system(const NLTypeSystem *type_system, const NLTypeSystem **ret, uint16_t type);
-int type_system_get_type_system_union(const NLTypeSystem *type_system, const NLTypeSystemUnion **ret, uint16_t type);
-int type_system_union_get_type_system(const NLTypeSystemUnion *type_system_union, const NLTypeSystem **ret, const char *key);
-int type_system_union_protocol_get_type_system(const NLTypeSystemUnion *type_system_union, const NLTypeSystem **ret, uint16_t protocol);
-
-typedef enum NLUnionLinkInfoData {
- NL_UNION_LINK_INFO_DATA_BOND,
- NL_UNION_LINK_INFO_DATA_BRIDGE,
- NL_UNION_LINK_INFO_DATA_VLAN,
- NL_UNION_LINK_INFO_DATA_VETH,
- NL_UNION_LINK_INFO_DATA_DUMMY,
- NL_UNION_LINK_INFO_DATA_MACVLAN,
- NL_UNION_LINK_INFO_DATA_MACVTAP,
- NL_UNION_LINK_INFO_DATA_IPVLAN,
- NL_UNION_LINK_INFO_DATA_VXLAN,
- NL_UNION_LINK_INFO_DATA_IPIP_TUNNEL,
- NL_UNION_LINK_INFO_DATA_IPGRE_TUNNEL,
- NL_UNION_LINK_INFO_DATA_IPGRETAP_TUNNEL,
- NL_UNION_LINK_INFO_DATA_IP6GRE_TUNNEL,
- NL_UNION_LINK_INFO_DATA_IP6GRETAP_TUNNEL,
- NL_UNION_LINK_INFO_DATA_SIT_TUNNEL,
- NL_UNION_LINK_INFO_DATA_VTI_TUNNEL,
- NL_UNION_LINK_INFO_DATA_VTI6_TUNNEL,
- NL_UNION_LINK_INFO_DATA_IP6TNL_TUNNEL,
- NL_UNION_LINK_INFO_DATA_VRF,
- _NL_UNION_LINK_INFO_DATA_MAX,
- _NL_UNION_LINK_INFO_DATA_INVALID = -1
-} NLUnionLinkInfoData;
-
-const char *nl_union_link_info_data_to_string(NLUnionLinkInfoData p) _const_;
-NLUnionLinkInfoData nl_union_link_info_data_from_string(const char *p) _pure_;
diff --git a/src/libsystemd/sd-netlink/netlink-util.c b/src/libsystemd/sd-netlink/netlink-util.c
deleted file mode 100644
index 73b9ac0258..0000000000
--- a/src/libsystemd/sd-netlink/netlink-util.c
+++ /dev/null
@@ -1,170 +0,0 @@
-/***
- This file is part of systemd.
-
- Copyright (C) 2013 Tom Gundersen <teg@jklm.no>
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include "sd-netlink.h"
-
-#include "netlink-internal.h"
-#include "netlink-util.h"
-
-int rtnl_set_link_name(sd_netlink **rtnl, int ifindex, const char *name) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *message = NULL;
- int r;
-
- assert(rtnl);
- assert(ifindex > 0);
- assert(name);
-
- if (!*rtnl) {
- r = sd_netlink_open(rtnl);
- if (r < 0)
- return r;
- }
-
- r = sd_rtnl_message_new_link(*rtnl, &message, RTM_SETLINK, ifindex);
- if (r < 0)
- return r;
-
- r = sd_netlink_message_append_string(message, IFLA_IFNAME, name);
- if (r < 0)
- return r;
-
- r = sd_netlink_call(*rtnl, message, 0, NULL);
- if (r < 0)
- return r;
-
- return 0;
-}
-
-int rtnl_set_link_properties(sd_netlink **rtnl, int ifindex, const char *alias,
- const struct ether_addr *mac, unsigned mtu) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *message = NULL;
- int r;
-
- assert(rtnl);
- assert(ifindex > 0);
-
- if (!alias && !mac && mtu == 0)
- return 0;
-
- if (!*rtnl) {
- r = sd_netlink_open(rtnl);
- if (r < 0)
- return r;
- }
-
- r = sd_rtnl_message_new_link(*rtnl, &message, RTM_SETLINK, ifindex);
- if (r < 0)
- return r;
-
- if (alias) {
- r = sd_netlink_message_append_string(message, IFLA_IFALIAS, alias);
- if (r < 0)
- return r;
- }
-
- if (mac) {
- r = sd_netlink_message_append_ether_addr(message, IFLA_ADDRESS, mac);
- if (r < 0)
- return r;
- }
-
- if (mtu > 0) {
- r = sd_netlink_message_append_u32(message, IFLA_MTU, mtu);
- if (r < 0)
- return r;
- }
-
- r = sd_netlink_call(*rtnl, message, 0, NULL);
- if (r < 0)
- return r;
-
- return 0;
-}
-
-int rtnl_message_new_synthetic_error(int error, uint32_t serial, sd_netlink_message **ret) {
- struct nlmsgerr *err;
- int r;
-
- assert(error <= 0);
-
- r = message_new(NULL, ret, NLMSG_ERROR);
- if (r < 0)
- return r;
-
- (*ret)->hdr->nlmsg_seq = serial;
-
- err = NLMSG_DATA((*ret)->hdr);
-
- err->error = error;
-
- return 0;
-}
-
-bool rtnl_message_type_is_neigh(uint16_t type) {
- switch (type) {
- case RTM_NEWNEIGH:
- case RTM_GETNEIGH:
- case RTM_DELNEIGH:
- return true;
- default:
- return false;
- }
-}
-
-bool rtnl_message_type_is_route(uint16_t type) {
- switch (type) {
- case RTM_NEWROUTE:
- case RTM_GETROUTE:
- case RTM_DELROUTE:
- return true;
- default:
- return false;
- }
-}
-
-bool rtnl_message_type_is_link(uint16_t type) {
- switch (type) {
- case RTM_NEWLINK:
- case RTM_SETLINK:
- case RTM_GETLINK:
- case RTM_DELLINK:
- return true;
- default:
- return false;
- }
-}
-
-bool rtnl_message_type_is_addr(uint16_t type) {
- switch (type) {
- case RTM_NEWADDR:
- case RTM_GETADDR:
- case RTM_DELADDR:
- return true;
- default:
- return false;
- }
-}
-
-int rtnl_log_parse_error(int r) {
- return log_error_errno(r, "Failed to parse netlink message: %m");
-}
-
-int rtnl_log_create_error(int r) {
- return log_error_errno(r, "Failed to create netlink message: %m");
-}
diff --git a/src/libsystemd/sd-netlink/netlink-util.h b/src/libsystemd/sd-netlink/netlink-util.h
deleted file mode 100644
index f49bf4eaa6..0000000000
--- a/src/libsystemd/sd-netlink/netlink-util.h
+++ /dev/null
@@ -1,39 +0,0 @@
-#pragma once
-
-/***
- This file is part of systemd.
-
- Copyright (C) 2013 Tom Gundersen <teg@jklm.no>
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include "sd-netlink.h"
-
-#include "util.h"
-
-int rtnl_message_new_synthetic_error(int error, uint32_t serial, sd_netlink_message **ret);
-uint32_t rtnl_message_get_serial(sd_netlink_message *m);
-void rtnl_message_seal(sd_netlink_message *m);
-
-bool rtnl_message_type_is_link(uint16_t type);
-bool rtnl_message_type_is_addr(uint16_t type);
-bool rtnl_message_type_is_route(uint16_t type);
-bool rtnl_message_type_is_neigh(uint16_t type);
-
-int rtnl_set_link_name(sd_netlink **rtnl, int ifindex, const char *name);
-int rtnl_set_link_properties(sd_netlink **rtnl, int ifindex, const char *alias, const struct ether_addr *mac, unsigned mtu);
-
-int rtnl_log_parse_error(int r);
-int rtnl_log_create_error(int r);
diff --git a/src/libsystemd/sd-netlink/rtnl-message.c b/src/libsystemd/sd-netlink/rtnl-message.c
deleted file mode 100644
index 09240c7b2a..0000000000
--- a/src/libsystemd/sd-netlink/rtnl-message.c
+++ /dev/null
@@ -1,702 +0,0 @@
-/***
- This file is part of systemd.
-
- Copyright 2013 Tom Gundersen <teg@jklm.no>
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <netinet/in.h>
-#include <stdbool.h>
-#include <unistd.h>
-
-#include "sd-netlink.h"
-
-#include "formats-util.h"
-#include "missing.h"
-#include "netlink-internal.h"
-#include "netlink-types.h"
-#include "netlink-util.h"
-#include "refcnt.h"
-#include "socket-util.h"
-#include "util.h"
-
-int sd_rtnl_message_route_set_dst_prefixlen(sd_netlink_message *m, unsigned char prefixlen) {
- struct rtmsg *rtm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
-
- rtm = NLMSG_DATA(m->hdr);
-
- if ((rtm->rtm_family == AF_INET && prefixlen > 32) ||
- (rtm->rtm_family == AF_INET6 && prefixlen > 128))
- return -ERANGE;
-
- rtm->rtm_dst_len = prefixlen;
-
- return 0;
-}
-
-int sd_rtnl_message_route_set_src_prefixlen(sd_netlink_message *m, unsigned char prefixlen) {
- struct rtmsg *rtm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
-
- rtm = NLMSG_DATA(m->hdr);
-
- if ((rtm->rtm_family == AF_INET && prefixlen > 32) ||
- (rtm->rtm_family == AF_INET6 && prefixlen > 128))
- return -ERANGE;
-
- rtm->rtm_src_len = prefixlen;
-
- return 0;
-}
-
-int sd_rtnl_message_route_set_scope(sd_netlink_message *m, unsigned char scope) {
- struct rtmsg *rtm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
-
- rtm = NLMSG_DATA(m->hdr);
-
- rtm->rtm_scope = scope;
-
- return 0;
-}
-
-int sd_rtnl_message_route_set_flags(sd_netlink_message *m, unsigned flags) {
- struct rtmsg *rtm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
-
- rtm = NLMSG_DATA(m->hdr);
-
- rtm->rtm_flags = flags;
-
- return 0;
-}
-
-int sd_rtnl_message_route_get_flags(sd_netlink_message *m, unsigned *flags) {
- struct rtmsg *rtm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
- assert_return(flags, -EINVAL);
-
- rtm = NLMSG_DATA(m->hdr);
-
- *flags = rtm->rtm_flags;
-
- return 0;
-}
-
-int sd_rtnl_message_route_set_table(sd_netlink_message *m, unsigned char table) {
- struct rtmsg *rtm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
-
- rtm = NLMSG_DATA(m->hdr);
-
- rtm->rtm_table = table;
-
- return 0;
-}
-
-int sd_rtnl_message_route_get_family(sd_netlink_message *m, int *family) {
- struct rtmsg *rtm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
- assert_return(family, -EINVAL);
-
- rtm = NLMSG_DATA(m->hdr);
-
- *family = rtm->rtm_family;
-
- return 0;
-}
-
-int sd_rtnl_message_route_set_family(sd_netlink_message *m, int family) {
- struct rtmsg *rtm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
-
- rtm = NLMSG_DATA(m->hdr);
-
- rtm->rtm_family = family;
-
- return 0;
-}
-
-int sd_rtnl_message_route_get_protocol(sd_netlink_message *m, unsigned char *protocol) {
- struct rtmsg *rtm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
- assert_return(protocol, -EINVAL);
-
- rtm = NLMSG_DATA(m->hdr);
-
- *protocol = rtm->rtm_protocol;
-
- return 0;
-}
-
-int sd_rtnl_message_route_get_scope(sd_netlink_message *m, unsigned char *scope) {
- struct rtmsg *rtm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
- assert_return(scope, -EINVAL);
-
- rtm = NLMSG_DATA(m->hdr);
-
- *scope = rtm->rtm_scope;
-
- return 0;
-}
-
-int sd_rtnl_message_route_get_tos(sd_netlink_message *m, unsigned char *tos) {
- struct rtmsg *rtm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
- assert_return(tos, -EINVAL);
-
- rtm = NLMSG_DATA(m->hdr);
-
- *tos = rtm->rtm_tos;
-
- return 0;
-}
-
-int sd_rtnl_message_route_get_table(sd_netlink_message *m, unsigned char *table) {
- struct rtmsg *rtm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
- assert_return(table, -EINVAL);
-
- rtm = NLMSG_DATA(m->hdr);
-
- *table = rtm->rtm_table;
-
- return 0;
-}
-
-int sd_rtnl_message_route_get_dst_prefixlen(sd_netlink_message *m, unsigned char *dst_len) {
- struct rtmsg *rtm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
- assert_return(dst_len, -EINVAL);
-
- rtm = NLMSG_DATA(m->hdr);
-
- *dst_len = rtm->rtm_dst_len;
-
- return 0;
-}
-
-int sd_rtnl_message_route_get_src_prefixlen(sd_netlink_message *m, unsigned char *src_len) {
- struct rtmsg *rtm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
- assert_return(src_len, -EINVAL);
-
- rtm = NLMSG_DATA(m->hdr);
-
- *src_len = rtm->rtm_src_len;
-
- return 0;
-}
-
-int sd_rtnl_message_new_route(sd_netlink *rtnl, sd_netlink_message **ret,
- uint16_t nlmsg_type, int rtm_family,
- unsigned char rtm_protocol) {
- struct rtmsg *rtm;
- int r;
-
- assert_return(rtnl_message_type_is_route(nlmsg_type), -EINVAL);
- assert_return((nlmsg_type == RTM_GETROUTE && rtm_family == AF_UNSPEC) ||
- rtm_family == AF_INET || rtm_family == AF_INET6, -EINVAL);
- assert_return(ret, -EINVAL);
-
- r = message_new(rtnl, ret, nlmsg_type);
- if (r < 0)
- return r;
-
- if (nlmsg_type == RTM_NEWROUTE)
- (*ret)->hdr->nlmsg_flags |= NLM_F_CREATE | NLM_F_APPEND;
-
- rtm = NLMSG_DATA((*ret)->hdr);
-
- rtm->rtm_family = rtm_family;
- rtm->rtm_scope = RT_SCOPE_UNIVERSE;
- rtm->rtm_type = RTN_UNICAST;
- rtm->rtm_table = RT_TABLE_MAIN;
- rtm->rtm_protocol = rtm_protocol;
-
- return 0;
-}
-
-int sd_rtnl_message_neigh_set_flags(sd_netlink_message *m, uint8_t flags) {
- struct ndmsg *ndm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_neigh(m->hdr->nlmsg_type), -EINVAL);
-
- ndm = NLMSG_DATA(m->hdr);
- ndm->ndm_flags |= flags;
-
- return 0;
-}
-
-int sd_rtnl_message_neigh_set_state(sd_netlink_message *m, uint16_t state) {
- struct ndmsg *ndm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_neigh(m->hdr->nlmsg_type), -EINVAL);
-
- ndm = NLMSG_DATA(m->hdr);
- ndm->ndm_state |= state;
-
- return 0;
-}
-
-int sd_rtnl_message_neigh_get_flags(sd_netlink_message *m, uint8_t *flags) {
- struct ndmsg *ndm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_neigh(m->hdr->nlmsg_type), -EINVAL);
-
- ndm = NLMSG_DATA(m->hdr);
- *flags = ndm->ndm_flags;
-
- return 0;
-}
-
-int sd_rtnl_message_neigh_get_state(sd_netlink_message *m, uint16_t *state) {
- struct ndmsg *ndm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_neigh(m->hdr->nlmsg_type), -EINVAL);
-
- ndm = NLMSG_DATA(m->hdr);
- *state = ndm->ndm_state;
-
- return 0;
-}
-
-int sd_rtnl_message_neigh_get_family(sd_netlink_message *m, int *family) {
- struct ndmsg *ndm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_neigh(m->hdr->nlmsg_type), -EINVAL);
- assert_return(family, -EINVAL);
-
- ndm = NLMSG_DATA(m->hdr);
-
- *family = ndm->ndm_family;
-
- return 0;
-}
-
-int sd_rtnl_message_neigh_get_ifindex(sd_netlink_message *m, int *index) {
- struct ndmsg *ndm;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_neigh(m->hdr->nlmsg_type), -EINVAL);
- assert_return(index, -EINVAL);
-
- ndm = NLMSG_DATA(m->hdr);
-
- *index = ndm->ndm_ifindex;
-
- return 0;
-}
-
-int sd_rtnl_message_new_neigh(sd_netlink *rtnl, sd_netlink_message **ret, uint16_t nlmsg_type, int index, int ndm_family) {
- struct ndmsg *ndm;
- int r;
-
- assert_return(rtnl_message_type_is_neigh(nlmsg_type), -EINVAL);
- assert_return(ndm_family == AF_INET ||
- ndm_family == AF_INET6 ||
- ndm_family == PF_BRIDGE, -EINVAL);
- assert_return(ret, -EINVAL);
-
- r = message_new(rtnl, ret, nlmsg_type);
- if (r < 0)
- return r;
-
- if (nlmsg_type == RTM_NEWNEIGH)
- (*ret)->hdr->nlmsg_flags |= NLM_F_CREATE | NLM_F_APPEND;
-
- ndm = NLMSG_DATA((*ret)->hdr);
-
- ndm->ndm_family = ndm_family;
- ndm->ndm_ifindex = index;
-
- return 0;
-}
-
-int sd_rtnl_message_link_set_flags(sd_netlink_message *m, unsigned flags, unsigned change) {
- struct ifinfomsg *ifi;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_link(m->hdr->nlmsg_type), -EINVAL);
- assert_return(change, -EINVAL);
-
- ifi = NLMSG_DATA(m->hdr);
-
- ifi->ifi_flags = flags;
- ifi->ifi_change = change;
-
- return 0;
-}
-
-int sd_rtnl_message_link_set_type(sd_netlink_message *m, unsigned type) {
- struct ifinfomsg *ifi;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_link(m->hdr->nlmsg_type), -EINVAL);
-
- ifi = NLMSG_DATA(m->hdr);
-
- ifi->ifi_type = type;
-
- return 0;
-}
-
-int sd_rtnl_message_link_set_family(sd_netlink_message *m, unsigned family) {
- struct ifinfomsg *ifi;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_link(m->hdr->nlmsg_type), -EINVAL);
-
- ifi = NLMSG_DATA(m->hdr);
-
- ifi->ifi_family = family;
-
- return 0;
-}
-
-int sd_rtnl_message_new_link(sd_netlink *rtnl, sd_netlink_message **ret,
- uint16_t nlmsg_type, int index) {
- struct ifinfomsg *ifi;
- int r;
-
- assert_return(rtnl_message_type_is_link(nlmsg_type), -EINVAL);
- assert_return(ret, -EINVAL);
-
- r = message_new(rtnl, ret, nlmsg_type);
- if (r < 0)
- return r;
-
- if (nlmsg_type == RTM_NEWLINK)
- (*ret)->hdr->nlmsg_flags |= NLM_F_CREATE | NLM_F_EXCL;
-
- ifi = NLMSG_DATA((*ret)->hdr);
-
- ifi->ifi_family = AF_UNSPEC;
- ifi->ifi_index = index;
-
- return 0;
-}
-
-int sd_rtnl_message_addr_set_prefixlen(sd_netlink_message *m, unsigned char prefixlen) {
- struct ifaddrmsg *ifa;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
-
- ifa = NLMSG_DATA(m->hdr);
-
- if ((ifa->ifa_family == AF_INET && prefixlen > 32) ||
- (ifa->ifa_family == AF_INET6 && prefixlen > 128))
- return -ERANGE;
-
- ifa->ifa_prefixlen = prefixlen;
-
- return 0;
-}
-
-int sd_rtnl_message_addr_set_flags(sd_netlink_message *m, unsigned char flags) {
- struct ifaddrmsg *ifa;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
-
- ifa = NLMSG_DATA(m->hdr);
-
- ifa->ifa_flags = flags;
-
- return 0;
-}
-
-int sd_rtnl_message_addr_set_scope(sd_netlink_message *m, unsigned char scope) {
- struct ifaddrmsg *ifa;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
-
- ifa = NLMSG_DATA(m->hdr);
-
- ifa->ifa_scope = scope;
-
- return 0;
-}
-
-int sd_rtnl_message_addr_get_family(sd_netlink_message *m, int *family) {
- struct ifaddrmsg *ifa;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
- assert_return(family, -EINVAL);
-
- ifa = NLMSG_DATA(m->hdr);
-
- *family = ifa->ifa_family;
-
- return 0;
-}
-
-int sd_rtnl_message_addr_get_prefixlen(sd_netlink_message *m, unsigned char *prefixlen) {
- struct ifaddrmsg *ifa;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
- assert_return(prefixlen, -EINVAL);
-
- ifa = NLMSG_DATA(m->hdr);
-
- *prefixlen = ifa->ifa_prefixlen;
-
- return 0;
-}
-
-int sd_rtnl_message_addr_get_scope(sd_netlink_message *m, unsigned char *scope) {
- struct ifaddrmsg *ifa;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
- assert_return(scope, -EINVAL);
-
- ifa = NLMSG_DATA(m->hdr);
-
- *scope = ifa->ifa_scope;
-
- return 0;
-}
-
-int sd_rtnl_message_addr_get_flags(sd_netlink_message *m, unsigned char *flags) {
- struct ifaddrmsg *ifa;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
- assert_return(flags, -EINVAL);
-
- ifa = NLMSG_DATA(m->hdr);
-
- *flags = ifa->ifa_flags;
-
- return 0;
-}
-
-int sd_rtnl_message_addr_get_ifindex(sd_netlink_message *m, int *ifindex) {
- struct ifaddrmsg *ifa;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
- assert_return(ifindex, -EINVAL);
-
- ifa = NLMSG_DATA(m->hdr);
-
- *ifindex = ifa->ifa_index;
-
- return 0;
-}
-
-int sd_rtnl_message_new_addr(sd_netlink *rtnl, sd_netlink_message **ret,
- uint16_t nlmsg_type, int index,
- int family) {
- struct ifaddrmsg *ifa;
- int r;
-
- assert_return(rtnl_message_type_is_addr(nlmsg_type), -EINVAL);
- assert_return((nlmsg_type == RTM_GETADDR && index == 0) ||
- index > 0, -EINVAL);
- assert_return((nlmsg_type == RTM_GETADDR && family == AF_UNSPEC) ||
- family == AF_INET || family == AF_INET6, -EINVAL);
- assert_return(ret, -EINVAL);
-
- r = message_new(rtnl, ret, nlmsg_type);
- if (r < 0)
- return r;
-
- if (nlmsg_type == RTM_GETADDR)
- (*ret)->hdr->nlmsg_flags |= NLM_F_DUMP;
-
- ifa = NLMSG_DATA((*ret)->hdr);
-
- ifa->ifa_index = index;
- ifa->ifa_family = family;
- if (family == AF_INET)
- ifa->ifa_prefixlen = 32;
- else if (family == AF_INET6)
- ifa->ifa_prefixlen = 128;
-
- return 0;
-}
-
-int sd_rtnl_message_new_addr_update(sd_netlink *rtnl, sd_netlink_message **ret,
- int index, int family) {
- int r;
-
- r = sd_rtnl_message_new_addr(rtnl, ret, RTM_NEWADDR, index, family);
- if (r < 0)
- return r;
-
- (*ret)->hdr->nlmsg_flags |= NLM_F_REPLACE;
-
- return 0;
-}
-
-int sd_rtnl_message_link_get_ifindex(sd_netlink_message *m, int *ifindex) {
- struct ifinfomsg *ifi;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_link(m->hdr->nlmsg_type), -EINVAL);
- assert_return(ifindex, -EINVAL);
-
- ifi = NLMSG_DATA(m->hdr);
-
- *ifindex = ifi->ifi_index;
-
- return 0;
-}
-
-int sd_rtnl_message_link_get_flags(sd_netlink_message *m, unsigned *flags) {
- struct ifinfomsg *ifi;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_link(m->hdr->nlmsg_type), -EINVAL);
- assert_return(flags, -EINVAL);
-
- ifi = NLMSG_DATA(m->hdr);
-
- *flags = ifi->ifi_flags;
-
- return 0;
-}
-
-int sd_rtnl_message_link_get_type(sd_netlink_message *m, unsigned short *type) {
- struct ifinfomsg *ifi;
-
- assert_return(m, -EINVAL);
- assert_return(m->hdr, -EINVAL);
- assert_return(rtnl_message_type_is_link(m->hdr->nlmsg_type), -EINVAL);
- assert_return(type, -EINVAL);
-
- ifi = NLMSG_DATA(m->hdr);
-
- *type = ifi->ifi_type;
-
- return 0;
-}
-
-int sd_rtnl_message_get_family(sd_netlink_message *m, int *family) {
- assert_return(m, -EINVAL);
- assert_return(family, -EINVAL);
-
- assert(m->hdr);
-
- if (rtnl_message_type_is_link(m->hdr->nlmsg_type)) {
- struct ifinfomsg *ifi;
-
- ifi = NLMSG_DATA(m->hdr);
-
- *family = ifi->ifi_family;
-
- return 0;
- } else if (rtnl_message_type_is_route(m->hdr->nlmsg_type)) {
- struct rtmsg *rtm;
-
- rtm = NLMSG_DATA(m->hdr);
-
- *family = rtm->rtm_family;
-
- return 0;
- } else if (rtnl_message_type_is_neigh(m->hdr->nlmsg_type)) {
- struct ndmsg *ndm;
-
- ndm = NLMSG_DATA(m->hdr);
-
- *family = ndm->ndm_family;
-
- return 0;
- } else if (rtnl_message_type_is_addr(m->hdr->nlmsg_type)) {
- struct ifaddrmsg *ifa;
-
- ifa = NLMSG_DATA(m->hdr);
-
- *family = ifa->ifa_family;
-
- return 0;
- }
-
- return -EOPNOTSUPP;
-}
diff --git a/src/libsystemd/sd-netlink/sd-netlink.c b/src/libsystemd/sd-netlink/sd-netlink.c
deleted file mode 100644
index 43114eb825..0000000000
--- a/src/libsystemd/sd-netlink/sd-netlink.c
+++ /dev/null
@@ -1,957 +0,0 @@
-/***
- This file is part of systemd.
-
- Copyright 2013 Tom Gundersen <teg@jklm.no>
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <poll.h>
-#include <sys/socket.h>
-
-#include "sd-netlink.h"
-
-#include "alloc-util.h"
-#include "fd-util.h"
-#include "hashmap.h"
-#include "macro.h"
-#include "missing.h"
-#include "netlink-internal.h"
-#include "netlink-util.h"
-#include "socket-util.h"
-#include "util.h"
-
-static int sd_netlink_new(sd_netlink **ret) {
- _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
-
- assert_return(ret, -EINVAL);
-
- rtnl = new0(sd_netlink, 1);
- if (!rtnl)
- return -ENOMEM;
-
- rtnl->n_ref = REFCNT_INIT;
- rtnl->fd = -1;
- rtnl->sockaddr.nl.nl_family = AF_NETLINK;
- rtnl->original_pid = getpid();
-
- LIST_HEAD_INIT(rtnl->match_callbacks);
-
- /* We guarantee that the read buffer has at least space for
- * a message header */
- if (!greedy_realloc((void**)&rtnl->rbuffer, &rtnl->rbuffer_allocated,
- sizeof(struct nlmsghdr), sizeof(uint8_t)))
- return -ENOMEM;
-
- /* Change notification responses have sequence 0, so we must
- * start our request sequence numbers at 1, or we may confuse our
- * responses with notifications from the kernel */
- rtnl->serial = 1;
-
- *ret = rtnl;
- rtnl = NULL;
-
- return 0;
-}
-
-int sd_netlink_new_from_netlink(sd_netlink **ret, int fd) {
- _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
- socklen_t addrlen;
- int r;
-
- assert_return(ret, -EINVAL);
-
- r = sd_netlink_new(&rtnl);
- if (r < 0)
- return r;
-
- addrlen = sizeof(rtnl->sockaddr);
-
- r = getsockname(fd, &rtnl->sockaddr.sa, &addrlen);
- if (r < 0)
- return -errno;
-
- if (rtnl->sockaddr.nl.nl_family != AF_NETLINK)
- return -EINVAL;
-
- rtnl->fd = fd;
-
- *ret = rtnl;
- rtnl = NULL;
-
- return 0;
-}
-
-static bool rtnl_pid_changed(sd_netlink *rtnl) {
- assert(rtnl);
-
- /* We don't support people creating an rtnl connection and
- * keeping it around over a fork(). Let's complain. */
-
- return rtnl->original_pid != getpid();
-}
-
-int sd_netlink_open_fd(sd_netlink **ret, int fd) {
- _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
- int r;
-
- assert_return(ret, -EINVAL);
- assert_return(fd >= 0, -EBADF);
-
- r = sd_netlink_new(&rtnl);
- if (r < 0)
- return r;
-
- rtnl->fd = fd;
-
- r = socket_bind(rtnl);
- if (r < 0) {
- rtnl->fd = -1; /* on failure, the caller remains owner of the fd, hence don't close it here */
- return r;
- }
-
- *ret = rtnl;
- rtnl = NULL;
-
- return 0;
-}
-
-int sd_netlink_open(sd_netlink **ret) {
- _cleanup_close_ int fd = -1;
- int r;
-
- fd = socket_open(NETLINK_ROUTE);
- if (fd < 0)
- return fd;
-
- r = sd_netlink_open_fd(ret, fd);
- if (r < 0)
- return r;
-
- fd = -1;
-
- return 0;
-}
-
-int sd_netlink_inc_rcvbuf(sd_netlink *rtnl, size_t size) {
- assert_return(rtnl, -EINVAL);
- assert_return(!rtnl_pid_changed(rtnl), -ECHILD);
-
- return fd_inc_rcvbuf(rtnl->fd, size);
-}
-
-sd_netlink *sd_netlink_ref(sd_netlink *rtnl) {
- assert_return(rtnl, NULL);
- assert_return(!rtnl_pid_changed(rtnl), NULL);
-
- if (rtnl)
- assert_se(REFCNT_INC(rtnl->n_ref) >= 2);
-
- return rtnl;
-}
-
-sd_netlink *sd_netlink_unref(sd_netlink *rtnl) {
- if (!rtnl)
- return NULL;
-
- assert_return(!rtnl_pid_changed(rtnl), NULL);
-
- if (REFCNT_DEC(rtnl->n_ref) == 0) {
- struct match_callback *f;
- unsigned i;
-
- for (i = 0; i < rtnl->rqueue_size; i++)
- sd_netlink_message_unref(rtnl->rqueue[i]);
- free(rtnl->rqueue);
-
- for (i = 0; i < rtnl->rqueue_partial_size; i++)
- sd_netlink_message_unref(rtnl->rqueue_partial[i]);
- free(rtnl->rqueue_partial);
-
- free(rtnl->rbuffer);
-
- hashmap_free_free(rtnl->reply_callbacks);
- prioq_free(rtnl->reply_callbacks_prioq);
-
- sd_event_source_unref(rtnl->io_event_source);
- sd_event_source_unref(rtnl->time_event_source);
- sd_event_unref(rtnl->event);
-
- while ((f = rtnl->match_callbacks)) {
- sd_netlink_remove_match(rtnl, f->type, f->callback, f->userdata);
- }
-
- hashmap_free(rtnl->broadcast_group_refs);
-
- safe_close(rtnl->fd);
- free(rtnl);
- }
-
- return NULL;
-}
-
-static void rtnl_seal_message(sd_netlink *rtnl, sd_netlink_message *m) {
- assert(rtnl);
- assert(!rtnl_pid_changed(rtnl));
- assert(m);
- assert(m->hdr);
-
- /* don't use seq == 0, as that is used for broadcasts, so we
- would get confused by replies to such messages */
- m->hdr->nlmsg_seq = rtnl->serial++ ? : rtnl->serial++;
-
- rtnl_message_seal(m);
-
- return;
-}
-
-int sd_netlink_send(sd_netlink *nl,
- sd_netlink_message *message,
- uint32_t *serial) {
- int r;
-
- assert_return(nl, -EINVAL);
- assert_return(!rtnl_pid_changed(nl), -ECHILD);
- assert_return(message, -EINVAL);
- assert_return(!message->sealed, -EPERM);
-
- rtnl_seal_message(nl, message);
-
- r = socket_write_message(nl, message);
- if (r < 0)
- return r;
-
- if (serial)
- *serial = rtnl_message_get_serial(message);
-
- return 1;
-}
-
-int rtnl_rqueue_make_room(sd_netlink *rtnl) {
- assert(rtnl);
-
- if (rtnl->rqueue_size >= RTNL_RQUEUE_MAX) {
- log_debug("rtnl: exhausted the read queue size (%d)", RTNL_RQUEUE_MAX);
- return -ENOBUFS;
- }
-
- if (!GREEDY_REALLOC(rtnl->rqueue, rtnl->rqueue_allocated, rtnl->rqueue_size + 1))
- return -ENOMEM;
-
- return 0;
-}
-
-int rtnl_rqueue_partial_make_room(sd_netlink *rtnl) {
- assert(rtnl);
-
- if (rtnl->rqueue_partial_size >= RTNL_RQUEUE_MAX) {
- log_debug("rtnl: exhausted the partial read queue size (%d)", RTNL_RQUEUE_MAX);
- return -ENOBUFS;
- }
-
- if (!GREEDY_REALLOC(rtnl->rqueue_partial, rtnl->rqueue_partial_allocated,
- rtnl->rqueue_partial_size + 1))
- return -ENOMEM;
-
- return 0;
-}
-
-static int dispatch_rqueue(sd_netlink *rtnl, sd_netlink_message **message) {
- int r;
-
- assert(rtnl);
- assert(message);
-
- if (rtnl->rqueue_size <= 0) {
- /* Try to read a new message */
- r = socket_read_message(rtnl);
- if (r <= 0)
- return r;
- }
-
- /* Dispatch a queued message */
- *message = rtnl->rqueue[0];
- rtnl->rqueue_size--;
- memmove(rtnl->rqueue, rtnl->rqueue + 1, sizeof(sd_netlink_message*) * rtnl->rqueue_size);
-
- return 1;
-}
-
-static int process_timeout(sd_netlink *rtnl) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *m = NULL;
- struct reply_callback *c;
- usec_t n;
- int r;
-
- assert(rtnl);
-
- c = prioq_peek(rtnl->reply_callbacks_prioq);
- if (!c)
- return 0;
-
- n = now(CLOCK_MONOTONIC);
- if (c->timeout > n)
- return 0;
-
- r = rtnl_message_new_synthetic_error(-ETIMEDOUT, c->serial, &m);
- if (r < 0)
- return r;
-
- assert_se(prioq_pop(rtnl->reply_callbacks_prioq) == c);
- hashmap_remove(rtnl->reply_callbacks, &c->serial);
-
- r = c->callback(rtnl, m, c->userdata);
- if (r < 0)
- log_debug_errno(r, "sd-netlink: timedout callback failed: %m");
-
- free(c);
-
- return 1;
-}
-
-static int process_reply(sd_netlink *rtnl, sd_netlink_message *m) {
- _cleanup_free_ struct reply_callback *c = NULL;
- uint64_t serial;
- uint16_t type;
- int r;
-
- assert(rtnl);
- assert(m);
-
- serial = rtnl_message_get_serial(m);
- c = hashmap_remove(rtnl->reply_callbacks, &serial);
- if (!c)
- return 0;
-
- if (c->timeout != 0)
- prioq_remove(rtnl->reply_callbacks_prioq, c, &c->prioq_idx);
-
- r = sd_netlink_message_get_type(m, &type);
- if (r < 0)
- return 0;
-
- if (type == NLMSG_DONE)
- m = NULL;
-
- r = c->callback(rtnl, m, c->userdata);
- if (r < 0)
- log_debug_errno(r, "sd-netlink: callback failed: %m");
-
- return 1;
-}
-
-static int process_match(sd_netlink *rtnl, sd_netlink_message *m) {
- struct match_callback *c;
- uint16_t type;
- int r;
-
- assert(rtnl);
- assert(m);
-
- r = sd_netlink_message_get_type(m, &type);
- if (r < 0)
- return r;
-
- LIST_FOREACH(match_callbacks, c, rtnl->match_callbacks) {
- if (type == c->type) {
- r = c->callback(rtnl, m, c->userdata);
- if (r != 0) {
- if (r < 0)
- log_debug_errno(r, "sd-netlink: match callback failed: %m");
-
- break;
- }
- }
- }
-
- return 1;
-}
-
-static int process_running(sd_netlink *rtnl, sd_netlink_message **ret) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *m = NULL;
- int r;
-
- assert(rtnl);
-
- r = process_timeout(rtnl);
- if (r != 0)
- goto null_message;
-
- r = dispatch_rqueue(rtnl, &m);
- if (r < 0)
- return r;
- if (!m)
- goto null_message;
-
- if (sd_netlink_message_is_broadcast(m)) {
- r = process_match(rtnl, m);
- if (r != 0)
- goto null_message;
- } else {
- r = process_reply(rtnl, m);
- if (r != 0)
- goto null_message;
- }
-
- if (ret) {
- *ret = m;
- m = NULL;
-
- return 1;
- }
-
- return 1;
-
-null_message:
- if (r >= 0 && ret)
- *ret = NULL;
-
- return r;
-}
-
-int sd_netlink_process(sd_netlink *rtnl, sd_netlink_message **ret) {
- NETLINK_DONT_DESTROY(rtnl);
- int r;
-
- assert_return(rtnl, -EINVAL);
- assert_return(!rtnl_pid_changed(rtnl), -ECHILD);
- assert_return(!rtnl->processing, -EBUSY);
-
- rtnl->processing = true;
- r = process_running(rtnl, ret);
- rtnl->processing = false;
-
- return r;
-}
-
-static usec_t calc_elapse(uint64_t usec) {
- if (usec == (uint64_t) -1)
- return 0;
-
- if (usec == 0)
- usec = RTNL_DEFAULT_TIMEOUT;
-
- return now(CLOCK_MONOTONIC) + usec;
-}
-
-static int rtnl_poll(sd_netlink *rtnl, bool need_more, uint64_t timeout_usec) {
- struct pollfd p[1] = {};
- struct timespec ts;
- usec_t m = USEC_INFINITY;
- int r, e;
-
- assert(rtnl);
-
- e = sd_netlink_get_events(rtnl);
- if (e < 0)
- return e;
-
- if (need_more)
- /* Caller wants more data, and doesn't care about
- * what's been read or any other timeouts. */
- e |= POLLIN;
- else {
- usec_t until;
- /* Caller wants to process if there is something to
- * process, but doesn't care otherwise */
-
- r = sd_netlink_get_timeout(rtnl, &until);
- if (r < 0)
- return r;
- if (r > 0) {
- usec_t nw;
- nw = now(CLOCK_MONOTONIC);
- m = until > nw ? until - nw : 0;
- }
- }
-
- if (timeout_usec != (uint64_t) -1 && (m == (uint64_t) -1 || timeout_usec < m))
- m = timeout_usec;
-
- p[0].fd = rtnl->fd;
- p[0].events = e;
-
- r = ppoll(p, 1, m == (uint64_t) -1 ? NULL : timespec_store(&ts, m), NULL);
- if (r < 0)
- return -errno;
-
- return r > 0 ? 1 : 0;
-}
-
-int sd_netlink_wait(sd_netlink *nl, uint64_t timeout_usec) {
- assert_return(nl, -EINVAL);
- assert_return(!rtnl_pid_changed(nl), -ECHILD);
-
- if (nl->rqueue_size > 0)
- return 0;
-
- return rtnl_poll(nl, false, timeout_usec);
-}
-
-static int timeout_compare(const void *a, const void *b) {
- const struct reply_callback *x = a, *y = b;
-
- if (x->timeout != 0 && y->timeout == 0)
- return -1;
-
- if (x->timeout == 0 && y->timeout != 0)
- return 1;
-
- if (x->timeout < y->timeout)
- return -1;
-
- if (x->timeout > y->timeout)
- return 1;
-
- return 0;
-}
-
-int sd_netlink_call_async(sd_netlink *nl,
- sd_netlink_message *m,
- sd_netlink_message_handler_t callback,
- void *userdata,
- uint64_t usec,
- uint32_t *serial) {
- struct reply_callback *c;
- uint32_t s;
- int r, k;
-
- assert_return(nl, -EINVAL);
- assert_return(m, -EINVAL);
- assert_return(callback, -EINVAL);
- assert_return(!rtnl_pid_changed(nl), -ECHILD);
-
- r = hashmap_ensure_allocated(&nl->reply_callbacks, &uint64_hash_ops);
- if (r < 0)
- return r;
-
- if (usec != (uint64_t) -1) {
- r = prioq_ensure_allocated(&nl->reply_callbacks_prioq, timeout_compare);
- if (r < 0)
- return r;
- }
-
- c = new0(struct reply_callback, 1);
- if (!c)
- return -ENOMEM;
-
- c->callback = callback;
- c->userdata = userdata;
- c->timeout = calc_elapse(usec);
-
- k = sd_netlink_send(nl, m, &s);
- if (k < 0) {
- free(c);
- return k;
- }
-
- c->serial = s;
-
- r = hashmap_put(nl->reply_callbacks, &c->serial, c);
- if (r < 0) {
- free(c);
- return r;
- }
-
- if (c->timeout != 0) {
- r = prioq_put(nl->reply_callbacks_prioq, c, &c->prioq_idx);
- if (r > 0) {
- c->timeout = 0;
- sd_netlink_call_async_cancel(nl, c->serial);
- return r;
- }
- }
-
- if (serial)
- *serial = s;
-
- return k;
-}
-
-int sd_netlink_call_async_cancel(sd_netlink *nl, uint32_t serial) {
- struct reply_callback *c;
- uint64_t s = serial;
-
- assert_return(nl, -EINVAL);
- assert_return(serial != 0, -EINVAL);
- assert_return(!rtnl_pid_changed(nl), -ECHILD);
-
- c = hashmap_remove(nl->reply_callbacks, &s);
- if (!c)
- return 0;
-
- if (c->timeout != 0)
- prioq_remove(nl->reply_callbacks_prioq, c, &c->prioq_idx);
-
- free(c);
- return 1;
-}
-
-int sd_netlink_call(sd_netlink *rtnl,
- sd_netlink_message *message,
- uint64_t usec,
- sd_netlink_message **ret) {
- usec_t timeout;
- uint32_t serial;
- int r;
-
- assert_return(rtnl, -EINVAL);
- assert_return(!rtnl_pid_changed(rtnl), -ECHILD);
- assert_return(message, -EINVAL);
-
- r = sd_netlink_send(rtnl, message, &serial);
- if (r < 0)
- return r;
-
- timeout = calc_elapse(usec);
-
- for (;;) {
- usec_t left;
- unsigned i;
-
- for (i = 0; i < rtnl->rqueue_size; i++) {
- uint32_t received_serial;
-
- received_serial = rtnl_message_get_serial(rtnl->rqueue[i]);
-
- if (received_serial == serial) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *incoming = NULL;
- uint16_t type;
-
- incoming = rtnl->rqueue[i];
-
- /* found a match, remove from rqueue and return it */
- memmove(rtnl->rqueue + i,rtnl->rqueue + i + 1,
- sizeof(sd_netlink_message*) * (rtnl->rqueue_size - i - 1));
- rtnl->rqueue_size--;
-
- r = sd_netlink_message_get_errno(incoming);
- if (r < 0)
- return r;
-
- r = sd_netlink_message_get_type(incoming, &type);
- if (r < 0)
- return r;
-
- if (type == NLMSG_DONE) {
- *ret = NULL;
- return 0;
- }
-
- if (ret) {
- *ret = incoming;
- incoming = NULL;
- }
-
- return 1;
- }
- }
-
- r = socket_read_message(rtnl);
- if (r < 0)
- return r;
- if (r > 0)
- /* received message, so try to process straight away */
- continue;
-
- if (timeout > 0) {
- usec_t n;
-
- n = now(CLOCK_MONOTONIC);
- if (n >= timeout)
- return -ETIMEDOUT;
-
- left = timeout - n;
- } else
- left = (uint64_t) -1;
-
- r = rtnl_poll(rtnl, true, left);
- if (r < 0)
- return r;
- else if (r == 0)
- return -ETIMEDOUT;
- }
-}
-
-int sd_netlink_get_events(sd_netlink *rtnl) {
- assert_return(rtnl, -EINVAL);
- assert_return(!rtnl_pid_changed(rtnl), -ECHILD);
-
- if (rtnl->rqueue_size == 0)
- return POLLIN;
- else
- return 0;
-}
-
-int sd_netlink_get_timeout(sd_netlink *rtnl, uint64_t *timeout_usec) {
- struct reply_callback *c;
-
- assert_return(rtnl, -EINVAL);
- assert_return(timeout_usec, -EINVAL);
- assert_return(!rtnl_pid_changed(rtnl), -ECHILD);
-
- if (rtnl->rqueue_size > 0) {
- *timeout_usec = 0;
- return 1;
- }
-
- c = prioq_peek(rtnl->reply_callbacks_prioq);
- if (!c) {
- *timeout_usec = (uint64_t) -1;
- return 0;
- }
-
- *timeout_usec = c->timeout;
-
- return 1;
-}
-
-static int io_callback(sd_event_source *s, int fd, uint32_t revents, void *userdata) {
- sd_netlink *rtnl = userdata;
- int r;
-
- assert(rtnl);
-
- r = sd_netlink_process(rtnl, NULL);
- if (r < 0)
- return r;
-
- return 1;
-}
-
-static int time_callback(sd_event_source *s, uint64_t usec, void *userdata) {
- sd_netlink *rtnl = userdata;
- int r;
-
- assert(rtnl);
-
- r = sd_netlink_process(rtnl, NULL);
- if (r < 0)
- return r;
-
- return 1;
-}
-
-static int prepare_callback(sd_event_source *s, void *userdata) {
- sd_netlink *rtnl = userdata;
- int r, e;
- usec_t until;
-
- assert(s);
- assert(rtnl);
-
- e = sd_netlink_get_events(rtnl);
- if (e < 0)
- return e;
-
- r = sd_event_source_set_io_events(rtnl->io_event_source, e);
- if (r < 0)
- return r;
-
- r = sd_netlink_get_timeout(rtnl, &until);
- if (r < 0)
- return r;
- if (r > 0) {
- int j;
-
- j = sd_event_source_set_time(rtnl->time_event_source, until);
- if (j < 0)
- return j;
- }
-
- r = sd_event_source_set_enabled(rtnl->time_event_source, r > 0);
- if (r < 0)
- return r;
-
- return 1;
-}
-
-int sd_netlink_attach_event(sd_netlink *rtnl, sd_event *event, int64_t priority) {
- int r;
-
- assert_return(rtnl, -EINVAL);
- assert_return(!rtnl->event, -EBUSY);
-
- assert(!rtnl->io_event_source);
- assert(!rtnl->time_event_source);
-
- if (event)
- rtnl->event = sd_event_ref(event);
- else {
- r = sd_event_default(&rtnl->event);
- if (r < 0)
- return r;
- }
-
- r = sd_event_add_io(rtnl->event, &rtnl->io_event_source, rtnl->fd, 0, io_callback, rtnl);
- if (r < 0)
- goto fail;
-
- r = sd_event_source_set_priority(rtnl->io_event_source, priority);
- if (r < 0)
- goto fail;
-
- r = sd_event_source_set_description(rtnl->io_event_source, "rtnl-receive-message");
- if (r < 0)
- goto fail;
-
- r = sd_event_source_set_prepare(rtnl->io_event_source, prepare_callback);
- if (r < 0)
- goto fail;
-
- r = sd_event_add_time(rtnl->event, &rtnl->time_event_source, CLOCK_MONOTONIC, 0, 0, time_callback, rtnl);
- if (r < 0)
- goto fail;
-
- r = sd_event_source_set_priority(rtnl->time_event_source, priority);
- if (r < 0)
- goto fail;
-
- r = sd_event_source_set_description(rtnl->time_event_source, "rtnl-timer");
- if (r < 0)
- goto fail;
-
- return 0;
-
-fail:
- sd_netlink_detach_event(rtnl);
- return r;
-}
-
-int sd_netlink_detach_event(sd_netlink *rtnl) {
- assert_return(rtnl, -EINVAL);
- assert_return(rtnl->event, -ENXIO);
-
- rtnl->io_event_source = sd_event_source_unref(rtnl->io_event_source);
-
- rtnl->time_event_source = sd_event_source_unref(rtnl->time_event_source);
-
- rtnl->event = sd_event_unref(rtnl->event);
-
- return 0;
-}
-
-int sd_netlink_add_match(sd_netlink *rtnl,
- uint16_t type,
- sd_netlink_message_handler_t callback,
- void *userdata) {
- _cleanup_free_ struct match_callback *c = NULL;
- int r;
-
- assert_return(rtnl, -EINVAL);
- assert_return(callback, -EINVAL);
- assert_return(!rtnl_pid_changed(rtnl), -ECHILD);
-
- c = new0(struct match_callback, 1);
- if (!c)
- return -ENOMEM;
-
- c->callback = callback;
- c->type = type;
- c->userdata = userdata;
-
- switch (type) {
- case RTM_NEWLINK:
- case RTM_DELLINK:
- r = socket_broadcast_group_ref(rtnl, RTNLGRP_LINK);
- if (r < 0)
- return r;
-
- break;
- case RTM_NEWADDR:
- case RTM_DELADDR:
- r = socket_broadcast_group_ref(rtnl, RTNLGRP_IPV4_IFADDR);
- if (r < 0)
- return r;
-
- r = socket_broadcast_group_ref(rtnl, RTNLGRP_IPV6_IFADDR);
- if (r < 0)
- return r;
-
- break;
- case RTM_NEWROUTE:
- case RTM_DELROUTE:
- r = socket_broadcast_group_ref(rtnl, RTNLGRP_IPV4_ROUTE);
- if (r < 0)
- return r;
-
- r = socket_broadcast_group_ref(rtnl, RTNLGRP_IPV6_ROUTE);
- if (r < 0)
- return r;
- break;
- default:
- return -EOPNOTSUPP;
- }
-
- LIST_PREPEND(match_callbacks, rtnl->match_callbacks, c);
-
- c = NULL;
-
- return 0;
-}
-
-int sd_netlink_remove_match(sd_netlink *rtnl,
- uint16_t type,
- sd_netlink_message_handler_t callback,
- void *userdata) {
- struct match_callback *c;
- int r;
-
- assert_return(rtnl, -EINVAL);
- assert_return(callback, -EINVAL);
- assert_return(!rtnl_pid_changed(rtnl), -ECHILD);
-
- LIST_FOREACH(match_callbacks, c, rtnl->match_callbacks)
- if (c->callback == callback && c->type == type && c->userdata == userdata) {
- LIST_REMOVE(match_callbacks, rtnl->match_callbacks, c);
- free(c);
-
- switch (type) {
- case RTM_NEWLINK:
- case RTM_DELLINK:
- r = socket_broadcast_group_unref(rtnl, RTNLGRP_LINK);
- if (r < 0)
- return r;
-
- break;
- case RTM_NEWADDR:
- case RTM_DELADDR:
- r = socket_broadcast_group_unref(rtnl, RTNLGRP_IPV4_IFADDR);
- if (r < 0)
- return r;
-
- r = socket_broadcast_group_unref(rtnl, RTNLGRP_IPV6_IFADDR);
- if (r < 0)
- return r;
-
- break;
- case RTM_NEWROUTE:
- case RTM_DELROUTE:
- r = socket_broadcast_group_unref(rtnl, RTNLGRP_IPV4_ROUTE);
- if (r < 0)
- return r;
-
- r = socket_broadcast_group_unref(rtnl, RTNLGRP_IPV6_ROUTE);
- if (r < 0)
- return r;
- break;
- default:
- return -EOPNOTSUPP;
- }
-
- return 1;
- }
-
- return 0;
-}
diff --git a/src/libsystemd/sd-netlink/test-local-addresses.c b/src/libsystemd/sd-netlink/test-local-addresses.c
deleted file mode 100644
index e0e28cc0cc..0000000000
--- a/src/libsystemd/sd-netlink/test-local-addresses.c
+++ /dev/null
@@ -1,56 +0,0 @@
-/***
- This file is part of systemd.
-
- Copyright 2014 Lennart Poettering
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include "af-list.h"
-#include "alloc-util.h"
-#include "in-addr-util.h"
-#include "local-addresses.h"
-
-static void print_local_addresses(struct local_address *a, unsigned n) {
- unsigned i;
-
- for (i = 0; i < n; i++) {
- _cleanup_free_ char *b = NULL;
-
- assert_se(in_addr_to_string(a[i].family, &a[i].address, &b) >= 0);
- printf("%s if%i scope=%i metric=%u address=%s\n", af_to_name(a[i].family), a[i].ifindex, a[i].scope, a[i].metric, b);
- }
-}
-
-int main(int argc, char *argv[]) {
- struct local_address *a;
- int n;
-
- a = NULL;
- n = local_addresses(NULL, 0, AF_UNSPEC, &a);
- assert_se(n >= 0);
-
- printf("Local Addresses:\n");
- print_local_addresses(a, (unsigned) n);
- a = mfree(a);
-
- n = local_gateways(NULL, 0, AF_UNSPEC, &a);
- assert_se(n >= 0);
-
- printf("Local Gateways:\n");
- print_local_addresses(a, (unsigned) n);
- free(a);
-
- return 0;
-}
diff --git a/src/libsystemd/sd-netlink/test-netlink.c b/src/libsystemd/sd-netlink/test-netlink.c
deleted file mode 100644
index 58c2e892f5..0000000000
--- a/src/libsystemd/sd-netlink/test-netlink.c
+++ /dev/null
@@ -1,440 +0,0 @@
-/***
- This file is part of systemd.
-
- Copyright 2013 Tom Gundersen <teg@jklm.no>
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <net/if.h>
-#include <netinet/ether.h>
-
-#include "sd-netlink.h"
-
-#include "ether-addr-util.h"
-#include "macro.h"
-#include "missing.h"
-#include "netlink-util.h"
-#include "socket-util.h"
-#include "string-util.h"
-#include "util.h"
-
-static void test_message_link_bridge(sd_netlink *rtnl) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *message = NULL;
- uint32_t cost;
-
- assert_se(sd_rtnl_message_new_link(rtnl, &message, RTM_NEWLINK, 1) >= 0);
- assert_se(sd_rtnl_message_link_set_family(message, PF_BRIDGE) >= 0);
- assert_se(sd_netlink_message_open_container(message, IFLA_PROTINFO) >= 0);
- assert_se(sd_netlink_message_append_u32(message, IFLA_BRPORT_COST, 10) >= 0);
- assert_se(sd_netlink_message_close_container(message) >= 0);
-
- assert_se(sd_netlink_message_rewind(message) >= 0);
-
- assert_se(sd_netlink_message_enter_container(message, IFLA_PROTINFO) >= 0);
- assert_se(sd_netlink_message_read_u32(message, IFLA_BRPORT_COST, &cost) >= 0);
- assert_se(cost == 10);
- assert_se(sd_netlink_message_exit_container(message) >= 0);
-}
-
-static void test_link_configure(sd_netlink *rtnl, int ifindex) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *message = NULL;
- const char *mac = "98:fe:94:3f:c6:18", *name = "test";
- char buffer[ETHER_ADDR_TO_STRING_MAX];
- unsigned int mtu = 1450, mtu_out;
- const char *name_out;
- struct ether_addr mac_out;
-
- /* we'd really like to test NEWLINK, but let's not mess with the running kernel */
- assert_se(sd_rtnl_message_new_link(rtnl, &message, RTM_GETLINK, ifindex) >= 0);
- assert_se(sd_netlink_message_append_string(message, IFLA_IFNAME, name) >= 0);
- assert_se(sd_netlink_message_append_ether_addr(message, IFLA_ADDRESS, ether_aton(mac)) >= 0);
- assert_se(sd_netlink_message_append_u32(message, IFLA_MTU, mtu) >= 0);
-
- assert_se(sd_netlink_call(rtnl, message, 0, NULL) == 1);
- assert_se(sd_netlink_message_rewind(message) >= 0);
-
- assert_se(sd_netlink_message_read_string(message, IFLA_IFNAME, &name_out) >= 0);
- assert_se(streq(name, name_out));
-
- assert_se(sd_netlink_message_read_ether_addr(message, IFLA_ADDRESS, &mac_out) >= 0);
- assert_se(streq(mac, ether_addr_to_string(&mac_out, buffer)));
-
- assert_se(sd_netlink_message_read_u32(message, IFLA_MTU, &mtu_out) >= 0);
- assert_se(mtu == mtu_out);
-}
-
-static void test_link_get(sd_netlink *rtnl, int ifindex) {
- sd_netlink_message *m;
- sd_netlink_message *r;
- unsigned int mtu = 1500;
- const char *str_data;
- uint8_t u8_data;
- uint32_t u32_data;
- struct ether_addr eth_data;
-
- assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_GETLINK, ifindex) >= 0);
- assert_se(m);
-
- /* u8 test cases */
- assert_se(sd_netlink_message_append_u8(m, IFLA_CARRIER, 0) >= 0);
- assert_se(sd_netlink_message_append_u8(m, IFLA_OPERSTATE, 0) >= 0);
- assert_se(sd_netlink_message_append_u8(m, IFLA_LINKMODE, 0) >= 0);
-
- /* u32 test cases */
- assert_se(sd_netlink_message_append_u32(m, IFLA_MTU, mtu) >= 0);
- assert_se(sd_netlink_message_append_u32(m, IFLA_GROUP, 0) >= 0);
- assert_se(sd_netlink_message_append_u32(m, IFLA_TXQLEN, 0) >= 0);
- assert_se(sd_netlink_message_append_u32(m, IFLA_NUM_TX_QUEUES, 0) >= 0);
- assert_se(sd_netlink_message_append_u32(m, IFLA_NUM_RX_QUEUES, 0) >= 0);
-
- assert_se(sd_netlink_call(rtnl, m, -1, &r) == 1);
-
- assert_se(sd_netlink_message_read_string(r, IFLA_IFNAME, &str_data) == 0);
-
- assert_se(sd_netlink_message_read_u8(r, IFLA_CARRIER, &u8_data) == 0);
- assert_se(sd_netlink_message_read_u8(r, IFLA_OPERSTATE, &u8_data) == 0);
- assert_se(sd_netlink_message_read_u8(r, IFLA_LINKMODE, &u8_data) == 0);
-
- assert_se(sd_netlink_message_read_u32(r, IFLA_MTU, &u32_data) == 0);
- assert_se(sd_netlink_message_read_u32(r, IFLA_GROUP, &u32_data) == 0);
- assert_se(sd_netlink_message_read_u32(r, IFLA_TXQLEN, &u32_data) == 0);
- assert_se(sd_netlink_message_read_u32(r, IFLA_NUM_TX_QUEUES, &u32_data) == 0);
- assert_se(sd_netlink_message_read_u32(r, IFLA_NUM_RX_QUEUES, &u32_data) == 0);
-
- assert_se(sd_netlink_message_read_ether_addr(r, IFLA_ADDRESS, &eth_data) == 0);
-
- assert_se((m = sd_netlink_message_unref(m)) == NULL);
- assert_se((r = sd_netlink_message_unref(r)) == NULL);
-}
-
-
-static void test_address_get(sd_netlink *rtnl, int ifindex) {
- sd_netlink_message *m;
- sd_netlink_message *r;
- struct in_addr in_data;
- struct ifa_cacheinfo cache;
- const char *label;
-
- assert_se(sd_rtnl_message_new_addr(rtnl, &m, RTM_GETADDR, ifindex, AF_INET) >= 0);
- assert_se(m);
-
- assert_se(sd_netlink_call(rtnl, m, -1, &r) == 1);
-
- assert_se(sd_netlink_message_read_in_addr(r, IFA_LOCAL, &in_data) == 0);
- assert_se(sd_netlink_message_read_in_addr(r, IFA_ADDRESS, &in_data) == 0);
- assert_se(sd_netlink_message_read_string(r, IFA_LABEL, &label) == 0);
- assert_se(sd_netlink_message_read_cache_info(r, IFA_CACHEINFO, &cache) == 0);
-
- assert_se((m = sd_netlink_message_unref(m)) == NULL);
- assert_se((r = sd_netlink_message_unref(r)) == NULL);
-
-}
-
-static void test_route(void) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req;
- struct in_addr addr, addr_data;
- uint32_t index = 2, u32_data;
- int r;
-
- r = sd_rtnl_message_new_route(NULL, &req, RTM_NEWROUTE, AF_INET, RTPROT_STATIC);
- if (r < 0) {
- log_error_errno(r, "Could not create RTM_NEWROUTE message: %m");
- return;
- }
-
- addr.s_addr = htonl(INADDR_LOOPBACK);
-
- r = sd_netlink_message_append_in_addr(req, RTA_GATEWAY, &addr);
- if (r < 0) {
- log_error_errno(r, "Could not append RTA_GATEWAY attribute: %m");
- return;
- }
-
- r = sd_netlink_message_append_u32(req, RTA_OIF, index);
- if (r < 0) {
- log_error_errno(r, "Could not append RTA_OIF attribute: %m");
- return;
- }
-
- assert_se(sd_netlink_message_rewind(req) >= 0);
-
- assert_se(sd_netlink_message_read_in_addr(req, RTA_GATEWAY, &addr_data) >= 0);
- assert_se(addr_data.s_addr == addr.s_addr);
-
- assert_se(sd_netlink_message_read_u32(req, RTA_OIF, &u32_data) >= 0);
- assert_se(u32_data == index);
-
- assert_se((req = sd_netlink_message_unref(req)) == NULL);
-}
-
-static void test_multiple(void) {
- sd_netlink *rtnl1, *rtnl2;
-
- assert_se(sd_netlink_open(&rtnl1) >= 0);
- assert_se(sd_netlink_open(&rtnl2) >= 0);
-
- rtnl1 = sd_netlink_unref(rtnl1);
- rtnl2 = sd_netlink_unref(rtnl2);
-}
-
-static int link_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
- char *ifname = userdata;
- const char *data;
-
- assert_se(rtnl);
- assert_se(m);
-
- log_info("got link info about %s", ifname);
- free(ifname);
-
- assert_se(sd_netlink_message_read_string(m, IFLA_IFNAME, &data) >= 0);
- assert_se(streq(data, "lo"));
-
- return 1;
-}
-
-static void test_event_loop(int ifindex) {
- _cleanup_(sd_event_unrefp) sd_event *event = NULL;
- _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *m = NULL;
- char *ifname;
-
- ifname = strdup("lo2");
- assert_se(ifname);
-
- assert_se(sd_netlink_open(&rtnl) >= 0);
- assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_GETLINK, ifindex) >= 0);
-
- assert_se(sd_netlink_call_async(rtnl, m, link_handler, ifname, 0, NULL) >= 0);
-
- assert_se(sd_event_default(&event) >= 0);
-
- assert_se(sd_netlink_attach_event(rtnl, event, 0) >= 0);
-
- assert_se(sd_event_run(event, 0) >= 0);
-
- assert_se(sd_netlink_detach_event(rtnl) >= 0);
-
- assert_se((rtnl = sd_netlink_unref(rtnl)) == NULL);
-}
-
-static int pipe_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
- int *counter = userdata;
- int r;
-
- (*counter)--;
-
- r = sd_netlink_message_get_errno(m);
-
- log_info_errno(r, "%d left in pipe. got reply: %m", *counter);
-
- assert_se(r >= 0);
-
- return 1;
-}
-
-static void test_async(int ifindex) {
- _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *m = NULL, *r = NULL;
- uint32_t serial;
- char *ifname;
-
- ifname = strdup("lo");
- assert_se(ifname);
-
- assert_se(sd_netlink_open(&rtnl) >= 0);
-
- assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_GETLINK, ifindex) >= 0);
-
- assert_se(sd_netlink_call_async(rtnl, m, link_handler, ifname, 0, &serial) >= 0);
-
- assert_se(sd_netlink_wait(rtnl, 0) >= 0);
- assert_se(sd_netlink_process(rtnl, &r) >= 0);
-
- assert_se((rtnl = sd_netlink_unref(rtnl)) == NULL);
-}
-
-static void test_pipe(int ifindex) {
- _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *m1 = NULL, *m2 = NULL;
- int counter = 0;
-
- assert_se(sd_netlink_open(&rtnl) >= 0);
-
- assert_se(sd_rtnl_message_new_link(rtnl, &m1, RTM_GETLINK, ifindex) >= 0);
- assert_se(sd_rtnl_message_new_link(rtnl, &m2, RTM_GETLINK, ifindex) >= 0);
-
- counter++;
- assert_se(sd_netlink_call_async(rtnl, m1, pipe_handler, &counter, 0, NULL) >= 0);
-
- counter++;
- assert_se(sd_netlink_call_async(rtnl, m2, pipe_handler, &counter, 0, NULL) >= 0);
-
- while (counter > 0) {
- assert_se(sd_netlink_wait(rtnl, 0) >= 0);
- assert_se(sd_netlink_process(rtnl, NULL) >= 0);
- }
-
- assert_se((rtnl = sd_netlink_unref(rtnl)) == NULL);
-}
-
-static void test_container(void) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *m = NULL;
- uint16_t u16_data;
- uint32_t u32_data;
- const char *string_data;
-
- assert_se(sd_rtnl_message_new_link(NULL, &m, RTM_NEWLINK, 0) >= 0);
-
- assert_se(sd_netlink_message_open_container(m, IFLA_LINKINFO) >= 0);
- assert_se(sd_netlink_message_open_container_union(m, IFLA_INFO_DATA, "vlan") >= 0);
- assert_se(sd_netlink_message_append_u16(m, IFLA_VLAN_ID, 100) >= 0);
- assert_se(sd_netlink_message_close_container(m) >= 0);
- assert_se(sd_netlink_message_append_string(m, IFLA_INFO_KIND, "vlan") >= 0);
- assert_se(sd_netlink_message_close_container(m) >= 0);
- assert_se(sd_netlink_message_close_container(m) == -EINVAL);
-
- assert_se(sd_netlink_message_rewind(m) >= 0);
-
- assert_se(sd_netlink_message_enter_container(m, IFLA_LINKINFO) >= 0);
- assert_se(sd_netlink_message_read_string(m, IFLA_INFO_KIND, &string_data) >= 0);
- assert_se(streq("vlan", string_data));
-
- assert_se(sd_netlink_message_enter_container(m, IFLA_INFO_DATA) >= 0);
- assert_se(sd_netlink_message_read_u16(m, IFLA_VLAN_ID, &u16_data) >= 0);
- assert_se(sd_netlink_message_exit_container(m) >= 0);
-
- assert_se(sd_netlink_message_read_string(m, IFLA_INFO_KIND, &string_data) >= 0);
- assert_se(streq("vlan", string_data));
- assert_se(sd_netlink_message_exit_container(m) >= 0);
-
- assert_se(sd_netlink_message_read_u32(m, IFLA_LINKINFO, &u32_data) < 0);
-
- assert_se(sd_netlink_message_exit_container(m) == -EINVAL);
-}
-
-static void test_match(void) {
- _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
-
- assert_se(sd_netlink_open(&rtnl) >= 0);
-
- assert_se(sd_netlink_add_match(rtnl, RTM_NEWLINK, link_handler, NULL) >= 0);
- assert_se(sd_netlink_add_match(rtnl, RTM_NEWLINK, link_handler, NULL) >= 0);
-
- assert_se(sd_netlink_remove_match(rtnl, RTM_NEWLINK, link_handler, NULL) == 1);
- assert_se(sd_netlink_remove_match(rtnl, RTM_NEWLINK, link_handler, NULL) == 1);
- assert_se(sd_netlink_remove_match(rtnl, RTM_NEWLINK, link_handler, NULL) == 0);
-
- assert_se((rtnl = sd_netlink_unref(rtnl)) == NULL);
-}
-
-static void test_get_addresses(sd_netlink *rtnl) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL, *reply = NULL;
- sd_netlink_message *m;
-
- assert_se(sd_rtnl_message_new_addr(rtnl, &req, RTM_GETADDR, 0, AF_UNSPEC) >= 0);
-
- assert_se(sd_netlink_call(rtnl, req, 0, &reply) >= 0);
-
- for (m = reply; m; m = sd_netlink_message_next(m)) {
- uint16_t type;
- unsigned char scope, flags;
- int family, ifindex;
-
- assert_se(sd_netlink_message_get_type(m, &type) >= 0);
- assert_se(type == RTM_NEWADDR);
-
- assert_se(sd_rtnl_message_addr_get_ifindex(m, &ifindex) >= 0);
- assert_se(sd_rtnl_message_addr_get_family(m, &family) >= 0);
- assert_se(sd_rtnl_message_addr_get_scope(m, &scope) >= 0);
- assert_se(sd_rtnl_message_addr_get_flags(m, &flags) >= 0);
-
- assert_se(ifindex > 0);
- assert_se(family == AF_INET || family == AF_INET6);
-
- log_info("got IPv%u address on ifindex %i", family == AF_INET ? 4: 6, ifindex);
- }
-}
-
-static void test_message(void) {
- _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *m = NULL;
-
- assert_se(rtnl_message_new_synthetic_error(-ETIMEDOUT, 1, &m) >= 0);
- assert_se(sd_netlink_message_get_errno(m) == -ETIMEDOUT);
-}
-
-int main(void) {
- sd_netlink *rtnl;
- sd_netlink_message *m;
- sd_netlink_message *r;
- const char *string_data;
- int if_loopback;
- uint16_t type;
-
- test_message();
-
- test_match();
-
- test_multiple();
-
- test_route();
-
- test_container();
-
- assert_se(sd_netlink_open(&rtnl) >= 0);
- assert_se(rtnl);
-
- if_loopback = (int) if_nametoindex("lo");
- assert_se(if_loopback > 0);
-
- test_async(if_loopback);
-
- test_pipe(if_loopback);
-
- test_event_loop(if_loopback);
-
- test_link_configure(rtnl, if_loopback);
-
- test_get_addresses(rtnl);
-
- test_message_link_bridge(rtnl);
-
- assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_GETLINK, if_loopback) >= 0);
- assert_se(m);
-
- assert_se(sd_netlink_message_get_type(m, &type) >= 0);
- assert_se(type == RTM_GETLINK);
-
- assert_se(sd_netlink_message_read_string(m, IFLA_IFNAME, &string_data) == -EPERM);
-
- assert_se(sd_netlink_call(rtnl, m, 0, &r) == 1);
- assert_se(sd_netlink_message_get_type(r, &type) >= 0);
- assert_se(type == RTM_NEWLINK);
-
- assert_se((r = sd_netlink_message_unref(r)) == NULL);
-
- assert_se(sd_netlink_call(rtnl, m, -1, &r) == -EPERM);
- assert_se((m = sd_netlink_message_unref(m)) == NULL);
- assert_se((r = sd_netlink_message_unref(r)) == NULL);
-
- test_link_get(rtnl, if_loopback);
- test_address_get(rtnl, if_loopback);
-
- assert_se((m = sd_netlink_message_unref(m)) == NULL);
- assert_se((r = sd_netlink_message_unref(r)) == NULL);
- assert_se((rtnl = sd_netlink_unref(rtnl)) == NULL);
-
- return EXIT_SUCCESS;
-}