Imported Upstream version 230

14 files changed, 95 insertions, 254 deletions

diff --git a/src/libsystemd/sd-bus/bus-common-errors.c b/src/libsystemd/sd-bus/bus-common-errors.c
index 3c19f2b108..02e3bf904c 100644
--- a/src/libsystemd/sd-bus/bus-common-errors.c
+++ b/src/libsystemd/sd-bus/bus-common-errors.c
@@ -38,6 +38,8 @@ BUS_ERROR_MAP_ELF_REGISTER const sd_bus_error_map bus_common_errors[] = {
         SD_BUS_ERROR_MAP(BUS_ERROR_TRANSACTION_ORDER_IS_CYCLIC,  EDEADLK),
         SD_BUS_ERROR_MAP(BUS_ERROR_TRANSACTION_IS_DESTRUCTIVE,   EDEADLK),
         SD_BUS_ERROR_MAP(BUS_ERROR_UNIT_MASKED,                  ESHUTDOWN),
+        SD_BUS_ERROR_MAP(BUS_ERROR_UNIT_GENERATED,               EADDRNOTAVAIL),
+        SD_BUS_ERROR_MAP(BUS_ERROR_UNIT_LINKED,                  ELOOP),
         SD_BUS_ERROR_MAP(BUS_ERROR_JOB_TYPE_NOT_APPLICABLE,      EBADR),
         SD_BUS_ERROR_MAP(BUS_ERROR_NO_ISOLATION,                 EPERM),
         SD_BUS_ERROR_MAP(BUS_ERROR_SHUTTING_DOWN,                ECANCELED),
@@ -68,10 +70,8 @@ BUS_ERROR_MAP_ELF_REGISTER const sd_bus_error_map bus_common_errors[] = {
         SD_BUS_ERROR_MAP(BUS_ERROR_NO_NAME_SERVERS,              ESRCH),
         SD_BUS_ERROR_MAP(BUS_ERROR_INVALID_REPLY,                EINVAL),
         SD_BUS_ERROR_MAP(BUS_ERROR_NO_SUCH_RR,                   ENOENT),
-        SD_BUS_ERROR_MAP(BUS_ERROR_NO_RESOURCES,                 ENOMEM),
         SD_BUS_ERROR_MAP(BUS_ERROR_CNAME_LOOP,                   EDEADLK),
         SD_BUS_ERROR_MAP(BUS_ERROR_ABORTED,                      ECANCELED),
-        SD_BUS_ERROR_MAP(BUS_ERROR_CONNECTION_FAILURE,           ECONNREFUSED),
         SD_BUS_ERROR_MAP(BUS_ERROR_NO_SUCH_SERVICE,              EUNATCH),
         SD_BUS_ERROR_MAP(BUS_ERROR_DNSSEC_FAILED,                EHOSTUNREACH),
         SD_BUS_ERROR_MAP(BUS_ERROR_NO_TRUST_ANCHOR,              EHOSTUNREACH),
diff --git a/src/libsystemd/sd-bus/bus-common-errors.h b/src/libsystemd/sd-bus/bus-common-errors.h
index fab8748f46..c8f369cb78 100644
--- a/src/libsystemd/sd-bus/bus-common-errors.h
+++ b/src/libsystemd/sd-bus/bus-common-errors.h
@@ -34,6 +34,8 @@
 #define BUS_ERROR_TRANSACTION_ORDER_IS_CYCLIC "org.freedesktop.systemd1.TransactionOrderIsCyclic"
 #define BUS_ERROR_TRANSACTION_IS_DESTRUCTIVE "org.freedesktop.systemd1.TransactionIsDestructive"
 #define BUS_ERROR_UNIT_MASKED "org.freedesktop.systemd1.UnitMasked"
+#define BUS_ERROR_UNIT_GENERATED "org.freedesktop.systemd1.UnitGenerated"
+#define BUS_ERROR_UNIT_LINKED "org.freedesktop.systemd1.UnitLinked"
 #define BUS_ERROR_JOB_TYPE_NOT_APPLICABLE "org.freedesktop.systemd1.JobTypeNotApplicable"
 #define BUS_ERROR_NO_ISOLATION "org.freedesktop.systemd1.NoIsolation"
 #define BUS_ERROR_SHUTTING_DOWN "org.freedesktop.systemd1.ShuttingDown"
@@ -67,10 +69,8 @@
 #define BUS_ERROR_NO_NAME_SERVERS "org.freedesktop.resolve1.NoNameServers"
 #define BUS_ERROR_INVALID_REPLY "org.freedesktop.resolve1.InvalidReply"
 #define BUS_ERROR_NO_SUCH_RR "org.freedesktop.resolve1.NoSuchRR"
-#define BUS_ERROR_NO_RESOURCES "org.freedesktop.resolve1.NoResources"
 #define BUS_ERROR_CNAME_LOOP "org.freedesktop.resolve1.CNameLoop"
 #define BUS_ERROR_ABORTED "org.freedesktop.resolve1.Aborted"
-#define BUS_ERROR_CONNECTION_FAILURE "org.freedesktop.resolve1.ConnectionFailure"
 #define BUS_ERROR_NO_SUCH_SERVICE "org.freedesktop.resolve1.NoSuchService"
 #define BUS_ERROR_DNSSEC_FAILED "org.freedesktop.resolve1.DnssecFailed"
 #define BUS_ERROR_NO_TRUST_ANCHOR "org.freedesktop.resolve1.NoTrustAnchor"
diff --git a/src/libsystemd/sd-bus/bus-control.c b/src/libsystemd/sd-bus/bus-control.c
index 05222b8d30..52128e7b5c 100644
--- a/src/libsystemd/sd-bus/bus-control.c
+++ b/src/libsystemd/sd-bus/bus-control.c
@@ -678,6 +678,7 @@ int bus_get_name_creds_kdbus(
             (mask & (SD_BUS_CREDS_PPID|
                      SD_BUS_CREDS_UID|SD_BUS_CREDS_EUID|SD_BUS_CREDS_SUID|SD_BUS_CREDS_FSUID|
                      SD_BUS_CREDS_GID|SD_BUS_CREDS_EGID|SD_BUS_CREDS_SGID|SD_BUS_CREDS_FSGID|
+                     SD_BUS_CREDS_SUPPLEMENTARY_GIDS|
                      SD_BUS_CREDS_COMM|SD_BUS_CREDS_TID_COMM|SD_BUS_CREDS_EXE|SD_BUS_CREDS_CMDLINE|
                      SD_BUS_CREDS_CGROUP|SD_BUS_CREDS_UNIT|SD_BUS_CREDS_USER_UNIT|SD_BUS_CREDS_SLICE|SD_BUS_CREDS_SESSION|SD_BUS_CREDS_OWNER_UID|
                      SD_BUS_CREDS_EFFECTIVE_CAPS|SD_BUS_CREDS_PERMITTED_CAPS|SD_BUS_CREDS_INHERITABLE_CAPS|SD_BUS_CREDS_BOUNDING_CAPS|
@@ -795,6 +796,7 @@ static int bus_get_name_creds_dbus1(
                     ((mask & SD_BUS_CREDS_AUGMENT) &&
                      (mask & (SD_BUS_CREDS_UID|SD_BUS_CREDS_SUID|SD_BUS_CREDS_FSUID|
                               SD_BUS_CREDS_GID|SD_BUS_CREDS_EGID|SD_BUS_CREDS_SGID|SD_BUS_CREDS_FSGID|
+                              SD_BUS_CREDS_SUPPLEMENTARY_GIDS|
                               SD_BUS_CREDS_COMM|SD_BUS_CREDS_EXE|SD_BUS_CREDS_CMDLINE|
                               SD_BUS_CREDS_CGROUP|SD_BUS_CREDS_UNIT|SD_BUS_CREDS_USER_UNIT|SD_BUS_CREDS_SLICE|SD_BUS_CREDS_SESSION|SD_BUS_CREDS_OWNER_UID|
                               SD_BUS_CREDS_EFFECTIVE_CAPS|SD_BUS_CREDS_PERMITTED_CAPS|SD_BUS_CREDS_INHERITABLE_CAPS|SD_BUS_CREDS_BOUNDING_CAPS|
@@ -947,6 +949,7 @@ static int bus_get_owner_creds_kdbus(sd_bus *bus, uint64_t mask, sd_bus_creds **
             (mask & (SD_BUS_CREDS_PPID|
                      SD_BUS_CREDS_UID|SD_BUS_CREDS_EUID|SD_BUS_CREDS_SUID|SD_BUS_CREDS_FSUID|
                      SD_BUS_CREDS_GID|SD_BUS_CREDS_EGID|SD_BUS_CREDS_SGID|SD_BUS_CREDS_FSGID|
+                     SD_BUS_CREDS_SUPPLEMENTARY_GIDS|
                      SD_BUS_CREDS_COMM|SD_BUS_CREDS_TID_COMM|SD_BUS_CREDS_EXE|SD_BUS_CREDS_CMDLINE|
                      SD_BUS_CREDS_CGROUP|SD_BUS_CREDS_UNIT|SD_BUS_CREDS_USER_UNIT|SD_BUS_CREDS_SLICE|SD_BUS_CREDS_SESSION|SD_BUS_CREDS_OWNER_UID|
                      SD_BUS_CREDS_EFFECTIVE_CAPS|SD_BUS_CREDS_PERMITTED_CAPS|SD_BUS_CREDS_INHERITABLE_CAPS|SD_BUS_CREDS_BOUNDING_CAPS|
@@ -1131,8 +1134,7 @@ static int add_name_change_match(sd_bus *bus,
                 item->name_change.old_id.id = old_owner_id;
                 item->name_change.new_id.id = new_owner_id;
 
-                if (name)
-                        memcpy(item->name_change.name, name, l);
+                memcpy_safe(item->name_change.name, name, l);
 
                 /* If the old name is unset or empty, then
                  * this can match against added names */
diff --git a/src/libsystemd/sd-bus/bus-dump.c b/src/libsystemd/sd-bus/bus-dump.c
index 7c81e7a25d..21a6b20a11 100644
--- a/src/libsystemd/sd-bus/bus-dump.c
+++ b/src/libsystemd/sd-bus/bus-dump.c
@@ -74,7 +74,7 @@ int bus_message_dump(sd_bus_message *m, FILE *f, unsigned flags) {
                         "%s%s%s Type=%s%s%s  Endian=%c  Flags=%u  Version=%u  Priority=%"PRIi64,
                         m->header->type == SD_BUS_MESSAGE_METHOD_ERROR ? ansi_highlight_red() :
                         m->header->type == SD_BUS_MESSAGE_METHOD_RETURN ? ansi_highlight_green() :
-                        m->header->type != SD_BUS_MESSAGE_SIGNAL ? ansi_highlight() : "", draw_special_char(DRAW_TRIANGULAR_BULLET), ansi_normal(),
+                        m->header->type != SD_BUS_MESSAGE_SIGNAL ? ansi_highlight() : "", special_glyph(TRIANGULAR_BULLET), ansi_normal(),
                         ansi_highlight(), bus_message_type_to_string(m->header->type), ansi_normal(),
                         m->header->endian,
                         m->header->flags,
@@ -198,7 +198,7 @@ int bus_message_dump(sd_bus_message *m, FILE *f, unsigned flags) {
                         else if (type == SD_BUS_TYPE_DICT_ENTRY)
                                 fprintf(f, "%sDICT_ENTRY \"%s\" {\n", prefix, contents);
 
-                        level ++;
+                        level++;
 
                         continue;
                 }
diff --git a/src/libsystemd/sd-bus/bus-kernel.c b/src/libsystemd/sd-bus/bus-kernel.c
index 0896eeb177..59398b841d 100644
--- a/src/libsystemd/sd-bus/bus-kernel.c
+++ b/src/libsystemd/sd-bus/bus-kernel.c
@@ -1693,50 +1693,6 @@ int bus_kernel_open_bus_fd(const char *bus, char **path) {
         return fd;
 }
 
-int bus_kernel_create_endpoint(const char *bus_name, const char *ep_name, char **ep_path) {
-        _cleanup_free_ char *path = NULL;
-        struct kdbus_cmd *make;
-        struct kdbus_item *n;
-        const char *name;
-        int fd;
-
-        fd = bus_kernel_open_bus_fd(bus_name, &path);
-        if (fd < 0)
-                return fd;
-
-        make = alloca0_align(ALIGN8(offsetof(struct kdbus_cmd, items)) +
-                             ALIGN8(offsetof(struct kdbus_item, str) + DECIMAL_STR_MAX(uid_t) + 1 + strlen(ep_name) + 1),
-                             8);
-        make->size = ALIGN8(offsetof(struct kdbus_cmd, items));
-        make->flags = KDBUS_MAKE_ACCESS_WORLD;
-
-        n = make->items;
-        sprintf(n->str, UID_FMT "-%s", getuid(), ep_name);
-        n->size = offsetof(struct kdbus_item, str) + strlen(n->str) + 1;
-        n->type = KDBUS_ITEM_MAKE_NAME;
-        make->size += ALIGN8(n->size);
-        name = n->str;
-
-        if (ioctl(fd, KDBUS_CMD_ENDPOINT_MAKE, make) < 0) {
-                safe_close(fd);
-                return -errno;
-        }
-
-        if (ep_path) {
-                char *p;
-
-                p = strjoin(dirname(path), "/", name, NULL);
-                if (!p) {
-                        safe_close(fd);
-                        return -ENOMEM;
-                }
-
-                *ep_path = p;
-        }
-
-        return fd;
-}
-
 int bus_kernel_try_close(sd_bus *bus) {
         struct kdbus_cmd byebye = { .size = sizeof(byebye) };
 
diff --git a/src/libsystemd/sd-bus/bus-message.c b/src/libsystemd/sd-bus/bus-message.c
index 7be28c509b..b8958ec7bb 100644
--- a/src/libsystemd/sd-bus/bus-message.c
+++ b/src/libsystemd/sd-bus/bus-message.c
@@ -1131,10 +1131,7 @@ _public_ int sd_bus_message_set_expect_reply(sd_bus_message *m, int b) {
         assert_return(!m->sealed, -EPERM);
         assert_return(m->header->type == SD_BUS_MESSAGE_METHOD_CALL, -EPERM);
 
-        if (b)
-                m->header->flags &= ~BUS_MESSAGE_NO_REPLY_EXPECTED;
-        else
-                m->header->flags |= BUS_MESSAGE_NO_REPLY_EXPECTED;
+        SET_FLAG(m->header->flags, BUS_MESSAGE_NO_REPLY_EXPECTED, !b);
 
         return 0;
 }
@@ -1143,10 +1140,7 @@ _public_ int sd_bus_message_set_auto_start(sd_bus_message *m, int b) {
         assert_return(m, -EINVAL);
         assert_return(!m->sealed, -EPERM);
 
-        if (b)
-                m->header->flags &= ~BUS_MESSAGE_NO_AUTO_START;
-        else
-                m->header->flags |= BUS_MESSAGE_NO_AUTO_START;
+        SET_FLAG(m->header->flags, BUS_MESSAGE_NO_AUTO_START, !b);
 
         return 0;
 }
@@ -1155,10 +1149,7 @@ _public_ int sd_bus_message_set_allow_interactive_authorization(sd_bus_message *
         assert_return(m, -EINVAL);
         assert_return(!m->sealed, -EPERM);
 
-        if (b)
-                m->header->flags |= BUS_MESSAGE_ALLOW_INTERACTIVE_AUTHORIZATION;
-        else
-                m->header->flags &= ~BUS_MESSAGE_ALLOW_INTERACTIVE_AUTHORIZATION;
+        SET_FLAG(m->header->flags, BUS_MESSAGE_ALLOW_INTERACTIVE_AUTHORIZATION, b);
 
         return 0;
 }
@@ -1198,7 +1189,7 @@ struct bus_body_part *message_append_part(sd_bus_message *m) {
 
         part->memfd = -1;
         m->body_end = part;
-        m->n_body_parts ++;
+        m->n_body_parts++;
 
         return part;
 }
@@ -1643,7 +1634,7 @@ int message_append_basic(sd_bus_message *m, char type, const void *p, const void
         }
 
         if (type == SD_BUS_TYPE_UNIX_FD)
-                m->n_fds ++;
+                m->n_fds++;
 
         if (c->enclosing != SD_BUS_TYPE_ARRAY)
                 c->index++;
@@ -2387,9 +2378,9 @@ int bus_message_append_ap(
 
                 t = types;
                 if (n_array != (unsigned) -1)
-                        n_array --;
+                        n_array--;
                 else {
-                        types ++;
+                        types++;
                         n_struct--;
                 }
 
@@ -2631,8 +2622,7 @@ _public_ int sd_bus_message_append_array(
         if (r < 0)
                 return r;
 
-        if (size > 0)
-                memcpy(p, ptr, size);
+        memcpy_safe(p, ptr, size);
 
         return 0;
 }
@@ -3867,7 +3857,7 @@ static int build_struct_offsets(
                 if (r < 0)
                         return r;
                 if (r == 0 && p[n] != 0) /* except the last item */
-                        n_variable ++;
+                        n_variable++;
                 n_total++;
 
                 p += n;
@@ -4467,9 +4457,9 @@ static int message_read_ap(
 
                 t = types;
                 if (n_array != (unsigned) -1)
-                        n_array --;
+                        n_array--;
                 else {
-                        types ++;
+                        types++;
                         n_struct--;
                 }
 
diff --git a/src/libsystemd/sd-bus/bus-objects.c b/src/libsystemd/sd-bus/bus-objects.c
index 1f285ae8a6..9bd07ffcab 100644
--- a/src/libsystemd/sd-bus/bus-objects.c
+++ b/src/libsystemd/sd-bus/bus-objects.c
@@ -145,7 +145,7 @@ static int add_enumerated_to_set(
                                 continue;
                         }
 
-                        if (!object_path_is_valid(*k)){
+                        if (!object_path_is_valid(*k)) {
                                 free(*k);
                                 r = -EINVAL;
                                 continue;
@@ -337,7 +337,7 @@ static int check_access(sd_bus *bus, sd_bus_message *m, struct vtable_member *c,
         if (cap == 0)
                 cap = CAP_SYS_ADMIN;
         else
-                cap --;
+                cap--;
 
         r = sd_bus_query_sender_privilege(m, cap);
         if (r < 0)
diff --git a/src/libsystemd/sd-bus/bus-slot.c b/src/libsystemd/sd-bus/bus-slot.c
index a8c74011bf..8e9074c7df 100644
--- a/src/libsystemd/sd-bus/bus-slot.c
+++ b/src/libsystemd/sd-bus/bus-slot.c
@@ -206,7 +206,7 @@ _public_ sd_bus_slot* sd_bus_slot_unref(sd_bus_slot *slot) {
         assert(slot->n_ref > 0);
 
         if (slot->n_ref > 1) {
-                slot->n_ref --;
+                slot->n_ref--;
                 return NULL;
         }
 
diff --git a/src/libsystemd/sd-bus/bus-socket.c b/src/libsystemd/sd-bus/bus-socket.c
index a2fb391239..f1e2a06050 100644
--- a/src/libsystemd/sd-bus/bus-socket.c
+++ b/src/libsystemd/sd-bus/bus-socket.c
@@ -60,7 +60,7 @@ static void iovec_advance(struct iovec iov[], unsigned *idx, size_t size) {
                 i->iov_base = NULL;
                 i->iov_len = 0;
 
-                (*idx) ++;
+                (*idx)++;
         }
 }
 
@@ -350,7 +350,7 @@ static int bus_socket_auth_write(sd_bus *b, const char *t) {
         if (!p)
                 return -ENOMEM;
 
-        memcpy(p, b->auth_iovec[0].iov_base, b->auth_iovec[0].iov_len);
+        memcpy_safe(p, b->auth_iovec[0].iov_base, b->auth_iovec[0].iov_len);
         memcpy(p + b->auth_iovec[0].iov_len, t, l);
 
         b->auth_iovec[0].iov_base = p;
@@ -787,7 +787,7 @@ int bus_socket_write_message(sd_bus *bus, sd_bus_message *m, size_t *idx) {
 
         n = m->n_iovec * sizeof(struct iovec);
         iov = alloca(n);
-        memcpy(iov, m->iovec, n);
+        memcpy_safe(iov, m->iovec, n);
 
         j = 0;
         iovec_advance(iov, &j, *idx);
@@ -998,7 +998,7 @@ int bus_socket_read_message(sd_bus *bus) {
                                         return -ENOMEM;
                                 }
 
-                                memcpy(f + bus->n_fds, CMSG_DATA(cmsg), n * sizeof(int));
+                                memcpy_safe(f + bus->n_fds, CMSG_DATA(cmsg), n * sizeof(int));
                                 bus->fds = f;
                                 bus->n_fds += n;
                         } else
diff --git a/src/libsystemd/sd-bus/bus-track.c b/src/libsystemd/sd-bus/bus-track.c
index bdbf7d4a85..1f436fe560 100644
--- a/src/libsystemd/sd-bus/bus-track.c
+++ b/src/libsystemd/sd-bus/bus-track.c
@@ -129,7 +129,7 @@ _public_ sd_bus_track* sd_bus_track_unref(sd_bus_track *track) {
         assert(track->n_ref > 0);
 
         if (track->n_ref > 1) {
-                track->n_ref --;
+                track->n_ref--;
                 return NULL;
         }
 
diff --git a/src/libsystemd/sd-bus/busctl.c b/src/libsystemd/sd-bus/busctl.c
index 35fabf038c..bfe967bfb0 100644
--- a/src/libsystemd/sd-bus/busctl.c
+++ b/src/libsystemd/sd-bus/busctl.c
@@ -62,15 +62,6 @@ static bool arg_allow_interactive_authorization = true;
 static bool arg_augment_creds = true;
 static usec_t arg_timeout = 0;
 
-static void pager_open_if_enabled(void) {
-
-        /* Cache result before we open the pager */
-        if (arg_no_pager)
-                return;
-
-        pager_open(false);
-}
-
 #define NAME_IS_ACQUIRED INT_TO_PTR(1)
 #define NAME_IS_ACTIVATABLE INT_TO_PTR(2)
 
@@ -95,7 +86,7 @@ static int list_bus_names(sd_bus *bus, char **argv) {
         if (r < 0)
                 return log_error_errno(r, "Failed to list names: %m");
 
-        pager_open_if_enabled();
+        pager_open(arg_no_pager, false);
 
         names = hashmap_new(&string_hash_ops);
         if (!names)
@@ -258,8 +249,8 @@ static void print_subtree(const char *prefix, const char *path, char **l) {
                 l++;
         }
 
-        vertical = strjoina(prefix, draw_special_char(DRAW_TREE_VERTICAL));
-        space = strjoina(prefix, draw_special_char(DRAW_TREE_SPACE));
+        vertical = strjoina(prefix, special_glyph(TREE_VERTICAL));
+        space = strjoina(prefix, special_glyph(TREE_SPACE));
 
         for (;;) {
                 bool has_more = false;
@@ -280,7 +271,7 @@ static void print_subtree(const char *prefix, const char *path, char **l) {
                         n++;
                 }
 
-                printf("%s%s%s\n", prefix, draw_special_char(has_more ? DRAW_TREE_BRANCH : DRAW_TREE_RIGHT), *l);
+                printf("%s%s%s\n", prefix, special_glyph(has_more ? TREE_BRANCH : TREE_RIGHT), *l);
 
                 print_subtree(has_more ? vertical : space, *l, l);
                 l = n;
@@ -289,7 +280,7 @@ static void print_subtree(const char *prefix, const char *path, char **l) {
 
 static void print_tree(const char *prefix, char **l) {
 
-        pager_open_if_enabled();
+        pager_open(arg_no_pager, false);
 
         prefix = strempty(prefix);
 
@@ -409,7 +400,7 @@ static int tree_one(sd_bus *bus, const char *service, const char *prefix, bool m
                 p = NULL;
         }
 
-        pager_open_if_enabled();
+        pager_open(arg_no_pager, false);
 
         l = set_get_strv(done);
         if (!l)
@@ -438,7 +429,7 @@ static int tree(sd_bus *bus, char **argv) {
                 if (r < 0)
                         return log_error_errno(r, "Failed to get name list: %m");
 
-                pager_open_if_enabled();
+                pager_open(arg_no_pager, false);
 
                 STRV_FOREACH(i, names) {
                         int q;
@@ -468,7 +459,7 @@ static int tree(sd_bus *bus, char **argv) {
                                 printf("\n");
 
                         if (argv[2]) {
-                                pager_open_if_enabled();
+                                pager_open(arg_no_pager, false);
                                 printf("Service %s%s%s:\n", ansi_highlight(), *i, ansi_normal());
                         }
 
@@ -501,8 +492,10 @@ static int format_cmdline(sd_bus_message *m, FILE *f, bool needs_space) {
                 } basic;
 
                 r = sd_bus_message_peek_type(m, &type, &contents);
-                if (r <= 0)
+                if (r < 0)
                         return r;
+                if (r == 0)
+                        return needs_space;
 
                 if (bus_type_is_container(type) > 0) {
 
@@ -533,18 +526,23 @@ static int format_cmdline(sd_bus_message *m, FILE *f, bool needs_space) {
                                         fputc(' ', f);
 
                                 fprintf(f, "%u", n);
+                                needs_space = true;
+
                         } else if (type == SD_BUS_TYPE_VARIANT) {
 
                                 if (needs_space)
                                         fputc(' ', f);
 
                                 fprintf(f, "%s", contents);
+                                needs_space = true;
                         }
 
-                        r = format_cmdline(m, f, needs_space || IN_SET(type, SD_BUS_TYPE_ARRAY, SD_BUS_TYPE_VARIANT));
+                        r = format_cmdline(m, f, needs_space);
                         if (r < 0)
                                 return r;
 
+                        needs_space = r > 0;
+
                         r = sd_bus_message_exit_container(m);
                         if (r < 0)
                                 return r;
@@ -985,7 +983,7 @@ static int introspect(sd_bus *bus, char **argv) {
                         return bus_log_parse_error(r);
         }
 
-        pager_open_if_enabled();
+        pager_open(arg_no_pager, false);
 
         name_width = strlen("NAME");
         type_width = strlen("TYPE");
@@ -1081,10 +1079,21 @@ static int message_pcap(sd_bus_message *m, FILE *f) {
 }
 
 static int monitor(sd_bus *bus, char *argv[], int (*dump)(sd_bus_message *m, FILE *f)) {
-        bool added_something = false;
+        _cleanup_(sd_bus_message_unrefp) sd_bus_message *message = NULL;
+        _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
         char **i;
+        uint32_t flags = 0;
         int r;
 
+        /* upgrade connection; it's not used for anything else after this call */
+        r = sd_bus_message_new_method_call(bus, &message, "org.freedesktop.DBus", "/org/freedesktop/DBus", "org.freedesktop.DBus.Monitoring", "BecomeMonitor");
+        if (r < 0)
+                return bus_log_create_error(r);
+
+        r = sd_bus_message_open_container(message, 'a', "s");
+        if (r < 0)
+                return bus_log_create_error(r);
+
         STRV_FOREACH(i, argv+1) {
                 _cleanup_free_ char *m = NULL;
 
@@ -1097,34 +1106,38 @@ static int monitor(sd_bus *bus, char *argv[], int (*dump)(sd_bus_message *m, FIL
                 if (!m)
                         return log_oom();
 
-                r = sd_bus_add_match(bus, NULL, m, NULL, NULL);
+                r = sd_bus_message_append_basic(message, 's', m);
                 if (r < 0)
-                        return log_error_errno(r, "Failed to add match: %m");
+                        return bus_log_create_error(r);
 
                 free(m);
                 m = strjoin("destination='", *i, "'", NULL);
                 if (!m)
                         return log_oom();
 
-                r = sd_bus_add_match(bus, NULL, m, NULL, NULL);
+                r = sd_bus_message_append_basic(message, 's', m);
                 if (r < 0)
-                        return log_error_errno(r, "Failed to add match: %m");
-
-                added_something = true;
+                        return bus_log_create_error(r);
         }
 
         STRV_FOREACH(i, arg_matches) {
-                r = sd_bus_add_match(bus, NULL, *i, NULL, NULL);
+                r = sd_bus_message_append_basic(message, 's', *i);
                 if (r < 0)
-                        return log_error_errno(r, "Failed to add match: %m");
-
-                added_something = true;
+                        return bus_log_create_error(r);
         }
 
-        if (!added_something) {
-                r = sd_bus_add_match(bus, NULL, "", NULL, NULL);
-                if (r < 0)
-                        return log_error_errno(r, "Failed to add match: %m");
+        r = sd_bus_message_close_container(message);
+        if (r < 0)
+                return bus_log_create_error(r);
+
+        r = sd_bus_message_append_basic(message, 'u', &flags);
+        if (r < 0)
+                return bus_log_create_error(r);
+
+        r = sd_bus_call(bus, message, arg_timeout, &error, NULL);
+        if (r < 0) {
+                log_error("%s", bus_error_message(&error, r));
+                return r;
         }
 
         log_info("Monitoring bus message stream.");
@@ -1552,7 +1565,7 @@ static int call(sd_bus *bus, char *argv[]) {
         if (r == 0 && !arg_quiet) {
 
                 if (arg_verbose) {
-                        pager_open_if_enabled();
+                        pager_open(arg_no_pager, false);
 
                         r = bus_message_dump(reply, stdout, 0);
                         if (r < 0)
@@ -1607,7 +1620,7 @@ static int get_property(sd_bus *bus, char *argv[]) {
                         return bus_log_parse_error(r);
 
                 if (arg_verbose)  {
-                        pager_open_if_enabled();
+                        pager_open(arg_no_pager, false);
 
                         r = bus_message_dump(reply, stdout, BUS_MESSAGE_DUMP_SUBTREE_ONLY);
                         if (r < 0)
diff --git a/src/libsystemd/sd-bus/sd-bus.c b/src/libsystemd/sd-bus/sd-bus.c
index c6f626d8aa..ed5f94e136 100644
--- a/src/libsystemd/sd-bus/sd-bus.c
+++ b/src/libsystemd/sd-bus/sd-bus.c
@@ -313,10 +313,7 @@ _public_ int sd_bus_negotiate_creds(sd_bus *bus, int b, uint64_t mask) {
         assert_return(!IN_SET(bus->state, BUS_CLOSING, BUS_CLOSED), -EPERM);
         assert_return(!bus_pid_changed(bus), -ECHILD);
 
-        if (b)
-                bus->creds_mask |= mask;
-        else
-                bus->creds_mask &= ~mask;
+        SET_FLAG(bus->creds_mask, mask, b);
 
         /* The well knowns we need unconditionally, so that matches can work */
         bus->creds_mask |= SD_BUS_CREDS_WELL_KNOWN_NAMES|SD_BUS_CREDS_UNIQUE_NAME;
@@ -530,7 +527,7 @@ static void skip_address_key(const char **p) {
         *p += strcspn(*p, ",");
 
         if (**p == ',')
-                (*p) ++;
+                (*p)++;
 }
 
 static int parse_unix_address(sd_bus *b, const char **p, char **guid) {
@@ -695,7 +692,7 @@ static int parse_exec_address(sd_bus *b, const char **p, char **guid) {
                                 goto fail;
                         }
 
-                        (*p) ++;
+                        (*p)++;
 
                         if (ul >= n_argv) {
                                 if (!GREEDY_REALLOC0(argv, allocated, ul + 2)) {
@@ -839,7 +836,7 @@ static int parse_container_unix_address(sd_bus *b, const char **p, char **guid)
 
         b->sockaddr.un.sun_family = AF_UNIX;
         strncpy(b->sockaddr.un.sun_path, "/var/run/dbus/system_bus_socket", sizeof(b->sockaddr.un.sun_path));
-        b->sockaddr_size = offsetof(struct sockaddr_un, sun_path) + strlen("/var/run/dbus/system_bus_socket");
+        b->sockaddr_size = SOCKADDR_UN_LEN(b->sockaddr.un);
 
         return 0;
 }
@@ -1668,7 +1665,7 @@ static int dispatch_wqueue(sd_bus *bus) {
                          * it got full, then all bets are off
                          * anyway. */
 
-                        bus->wqueue_size --;
+                        bus->wqueue_size--;
                         sd_bus_message_unref(bus->wqueue[0]);
                         memmove(bus->wqueue, bus->wqueue + 1, sizeof(sd_bus_message*) * bus->wqueue_size);
                         bus->windex = 0;
@@ -1717,7 +1714,7 @@ static int dispatch_rqueue(sd_bus *bus, bool hint_priority, int64_t priority, sd
                         /* Dispatch a queued message */
 
                         *m = bus->rqueue[0];
-                        bus->rqueue_size --;
+                        bus->rqueue_size--;
                         memmove(bus->rqueue, bus->rqueue + 1, sizeof(sd_bus_message*) * bus->rqueue_size);
                         return 1;
                 }
@@ -1781,7 +1778,7 @@ static int bus_send_internal(sd_bus *bus, sd_bus_message *_m, uint64_t *cookie,
 
                 r = bus_write_message(bus, m, hint_sync_call, &idx);
                 if (r < 0) {
-                        if (r == -ENOTCONN || r == -ECONNRESET || r == -EPIPE || r == -ESHUTDOWN) {
+                        if (IN_SET(r, -ENOTCONN, -ECONNRESET, -EPIPE, -ESHUTDOWN)) {
                                 bus_enter_closing(bus);
                                 return -ECONNRESET;
                         }
@@ -1809,7 +1806,7 @@ static int bus_send_internal(sd_bus *bus, sd_bus_message *_m, uint64_t *cookie,
                 if (!GREEDY_REALLOC(bus->wqueue, bus->wqueue_allocated, bus->wqueue_size + 1))
                         return -ENOMEM;
 
-                bus->wqueue[bus->wqueue_size ++] = sd_bus_message_ref(m);
+                bus->wqueue[bus->wqueue_size++] = sd_bus_message_ref(m);
         }
 
 finish:
@@ -2086,7 +2083,7 @@ _public_ int sd_bus_call(
 
                 r = bus_read_message(bus, false, 0);
                 if (r < 0) {
-                        if (r == -ENOTCONN || r == -ECONNRESET || r == -EPIPE || r == -ESHUTDOWN) {
+                        if (IN_SET(r, -ENOTCONN, -ECONNRESET, -EPIPE, -ESHUTDOWN)) {
                                 bus_enter_closing(bus);
                                 r = -ECONNRESET;
                         }
@@ -2119,7 +2116,7 @@ _public_ int sd_bus_call(
 
                 r = dispatch_wqueue(bus);
                 if (r < 0) {
-                        if (r == -ENOTCONN || r == -ECONNRESET || r == -EPIPE || r == -ESHUTDOWN) {
+                        if (IN_SET(r, -ENOTCONN, -ECONNRESET, -EPIPE, -ESHUTDOWN)) {
                                 bus_enter_closing(bus);
                                 r = -ECONNRESET;
                         }
@@ -2257,7 +2254,7 @@ static int process_timeout(sd_bus *bus) {
 
         slot = container_of(c, sd_bus_slot, reply_callback);
 
-        bus->iteration_counter ++;
+        bus->iteration_counter++;
 
         bus->current_message = m;
         bus->current_slot = sd_bus_slot_ref(slot);
@@ -2769,7 +2766,7 @@ static int bus_process_internal(sd_bus *bus, bool hint_priority, int64_t priorit
 
         case BUS_OPENING:
                 r = bus_socket_process_opening(bus);
-                if (r == -ENOTCONN || r == -ECONNRESET || r == -EPIPE || r == -ESHUTDOWN) {
+                if (IN_SET(r, -ENOTCONN, -ECONNRESET, -EPIPE, -ESHUTDOWN)) {
                         bus_enter_closing(bus);
                         r = 1;
                 } else if (r < 0)
@@ -2780,7 +2777,7 @@ static int bus_process_internal(sd_bus *bus, bool hint_priority, int64_t priorit
 
         case BUS_AUTHENTICATING:
                 r = bus_socket_process_authenticating(bus);
-                if (r == -ENOTCONN || r == -ECONNRESET || r == -EPIPE || r == -ESHUTDOWN) {
+                if (IN_SET(r, -ENOTCONN, -ECONNRESET, -EPIPE, -ESHUTDOWN)) {
                         bus_enter_closing(bus);
                         r = 1;
                 } else if (r < 0)
@@ -2794,7 +2791,7 @@ static int bus_process_internal(sd_bus *bus, bool hint_priority, int64_t priorit
         case BUS_RUNNING:
         case BUS_HELLO:
                 r = process_running(bus, hint_priority, priority, ret);
-                if (r == -ENOTCONN || r == -ECONNRESET || r == -EPIPE || r == -ESHUTDOWN) {
+                if (IN_SET(r, -ENOTCONN, -ECONNRESET, -EPIPE, -ESHUTDOWN)) {
                         bus_enter_closing(bus);
                         r = 1;
 
@@ -2917,7 +2914,7 @@ _public_ int sd_bus_flush(sd_bus *bus) {
         for (;;) {
                 r = dispatch_wqueue(bus);
                 if (r < 0) {
-                        if (r == -ENOTCONN || r == -ECONNRESET || r == -EPIPE || r == -ESHUTDOWN) {
+                        if (IN_SET(r, -ENOTCONN, -ECONNRESET, -EPIPE, -ESHUTDOWN)) {
                                 bus_enter_closing(bus);
                                 return -ECONNRESET;
                         }
diff --git a/src/libsystemd/sd-bus/test-bus-error.c b/src/libsystemd/sd-bus/test-bus-error.c
index 46d18abd29..66a3874f10 100644
--- a/src/libsystemd/sd-bus/test-bus-error.c
+++ b/src/libsystemd/sd-bus/test-bus-error.c
@@ -146,7 +146,7 @@ static void dump_mapping_table(void) {
                 }
 
                 printf("%s -> %i/%s\n", strna(m->name), m->code, strna(errno_to_name(m->code)));
-                m ++;
+                m++;
         }
         printf("---------------------------\n");
 }
diff --git a/src/libsystemd/sd-bus/test-bus-proxy.c b/src/libsystemd/sd-bus/test-bus-proxy.c
deleted file mode 100644
index 45d0a5ffce..0000000000
--- a/src/libsystemd/sd-bus/test-bus-proxy.c
+++ /dev/null
@@ -1,117 +0,0 @@
-/***
-  This file is part of systemd.
-
-  Copyright 2015 David Herrmann <dh.herrmann@gmail.com>
-
-  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 <errno.h>
-#include <fcntl.h>
-#include <stdlib.h>
-
-#include "sd-bus.h"
-
-#include "alloc-util.h"
-#include "bus-dump.h"
-#include "bus-kernel.h"
-#include "bus-util.h"
-#include "log.h"
-#include "util.h"
-
-typedef struct {
-        const char *sender;
-        int matched_acquired;
-} TestProxyMatch;
-
-static int test_proxy_acquired(sd_bus_message *m, void *userdata, sd_bus_error *error) {
-        TestProxyMatch *match = userdata;
-        const char *name;
-        int r;
-
-        r = sd_bus_message_read(m, "s", &name);
-        assert_se(r >= 0);
-
-        if (!streq_ptr(match->sender, name))
-                return 0;
-
-        ++match->matched_acquired;
-        return 1;
-}
-
-static void test_proxy_matched(void) {
-        _cleanup_(sd_bus_flush_close_unrefp) sd_bus *a = NULL;
-        _cleanup_free_ char *matchstr = NULL;
-        TestProxyMatch match = {};
-        const char *me;
-        int r;
-
-        /* open bus 'a' */
-
-        r = sd_bus_new(&a);
-        assert_se(r >= 0);
-
-        r = sd_bus_set_address(a, "unix:path=/var/run/dbus/system_bus_socket");
-        assert_se(r >= 0);
-
-        r = sd_bus_set_bus_client(a, true);
-        assert_se(r >= 0);
-
-        r = sd_bus_start(a);
-        assert_se(r >= 0);
-
-        r = sd_bus_get_unique_name(a, &me);
-        assert_se(r >= 0);
-
-        matchstr = strjoin("type='signal',"
-                           "member='NameAcquired',"
-                           "destination='",
-                           me,
-                           "'",
-                           NULL);
-        assert_se(matchstr);
-        r = sd_bus_add_match(a, NULL, matchstr, test_proxy_acquired, &match);
-        assert_se(r >= 0);
-
-        r = sd_bus_get_unique_name(a, &match.sender);
-        assert_se(r >= 0);
-
-        /* barrier to guarantee proxy/dbus-daemon handled the previous data  */
-        r = sd_bus_call_method(a,
-                               "org.freedesktop.DBus",
-                               "/org/freedesktop/DBus",
-                               "org.freedesktop.DBus",
-                               "GetId",
-                               NULL, NULL, NULL);
-        assert_se(r >= 0);
-
-        /* now we can be sure the Name* signals were sent */
-        do {
-                r = sd_bus_process(a, NULL);
-        } while (r > 0);
-        assert_se(r == 0);
-
-        assert_se(match.matched_acquired == 1);
-}
-
-int main(int argc, char **argv) {
-        if (access("/var/run/dbus/system_bus_socket", F_OK) < 0)
-                return EXIT_TEST_SKIP;
-
-        log_parse_environment();
-
-        test_proxy_matched();
-
-        return EXIT_SUCCESS;
-}