core: rearrange code so that libsystemd/sd-bus/ does not include header files from core

Stuff in src/shared or src/libsystemd should *never* include code from
src/core or any of the tools, so don't do that here either. It's not OK!

17 files changed, 74 insertions, 302 deletions

diff --git a/Makefile.am b/Makefile.am
index 904517ffa6..96c9fc44f2 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1046,10 +1046,10 @@ libsystemd_core_la_SOURCES = \
 	src/core/socket.h \
 	src/core/busname.c \
 	src/core/busname.h \
-	src/core/bus-common.c \
-	src/core/bus-common.h \
 	src/core/bus-endpoint.c \
 	src/core/bus-endpoint.h \
+	src/core/bus-policy.c \
+	src/core/bus-policy.h \
 	src/core/target.c \
 	src/core/target.h \
 	src/core/snapshot.c \
@@ -1713,8 +1713,8 @@ test_unaligned_SOURCES = \
 test_tables_SOURCES = \
 	src/test/test-tables.c \
 	src/shared/test-tables.h \
-	src/bus-proxyd/bus-policy.c \
-	src/bus-proxyd/bus-policy.h \
+	src/bus-proxyd/bus-xml-policy.c \
+	src/bus-proxyd/bus-xml-policy.h \
 	src/journal/journald-server.c \
 	src/journal/journald-server.h
 
@@ -1948,9 +1948,9 @@ test_conf_files_LDADD = \
 	libsystemd-shared.la
 
 test_bus_policy_SOURCES = \
-	src/bus-proxyd/test-bus-policy.c \
-	src/bus-proxyd/bus-policy.c \
-	src/bus-proxyd/bus-policy.h
+	src/bus-proxyd/test-bus-xml-policy.c \
+	src/bus-proxyd/bus-xml-policy.c \
+	src/bus-proxyd/bus-xml-policy.h
 
 test_bus_policy_LDADD = \
 	libsystemd-internal.la \
@@ -2598,8 +2598,8 @@ systemd_run_LDADD = \
 # ------------------------------------------------------------------------------
 systemd_bus_proxyd_SOURCES = \
 	src/bus-proxyd/bus-proxyd.c \
-	src/bus-proxyd/bus-policy.c \
-	src/bus-proxyd/bus-policy.h
+	src/bus-proxyd/bus-xml-policy.c \
+	src/bus-proxyd/bus-xml-policy.h
 
 systemd_bus_proxyd_LDADD = \
 	libsystemd-internal.la \
diff --git a/src/bus-proxyd/bus-proxyd.c b/src/bus-proxyd/bus-proxyd.c
index 6da7fb9b55..64c11ffd16 100644
--- a/src/bus-proxyd/bus-proxyd.c
+++ b/src/bus-proxyd/bus-proxyd.c
@@ -44,9 +44,10 @@
 #include "strv.h"
 #include "def.h"
 #include "capability.h"
-#include "bus-policy.h"
 #include "bus-control.h"
 #include "smack-util.h"
+#include "set.h"
+#include "bus-xml-policy.h"
 
 static char *arg_address = NULL;
 static char *arg_command_line_buffer = NULL;
diff --git a/src/bus-proxyd/bus-policy.c b/src/bus-proxyd/bus-xml-policy.c
index 59cc1d788b..ac0e14b4f9 100644
--- a/src/bus-proxyd/bus-policy.c
+++ b/src/bus-proxyd/bus-xml-policy.c
@@ -25,7 +25,7 @@
 #include "conf-files.h"
 #include "bus-internal.h"
 #include "bus-message.h"
-#include "bus-policy.h"
+#include "bus-xml-policy.h"
 
 static void policy_item_free(PolicyItem *i) {
         assert(i);
diff --git a/src/bus-proxyd/bus-policy.h b/src/bus-proxyd/bus-xml-policy.h
index 933a53ceb5..933a53ceb5 100644
--- a/src/bus-proxyd/bus-policy.h
+++ b/src/bus-proxyd/bus-xml-policy.h
diff --git a/src/bus-proxyd/test-bus-policy.c b/src/bus-proxyd/test-bus-xml-policy.c
index 91ab33da4a..b0f4ed7d3d 100644
--- a/src/bus-proxyd/test-bus-policy.c
+++ b/src/bus-proxyd/test-bus-xml-policy.c
@@ -40,11 +40,9 @@
 #include "strv.h"
 #include "def.h"
 #include "capability.h"
+#include "bus-xml-policy.h"
 
-#include <bus-proxyd/bus-policy.h>
-
-static int test_policy_load(Policy *p, const char *name)
-{
+static int test_policy_load(Policy *p, const char *name) {
         _cleanup_free_ char *path = NULL;
         int r = 0;
 
diff --git a/src/core/bus-common.c b/src/core/bus-common.c
deleted file mode 100644
index 4a61cb9a3a..0000000000
--- a/src/core/bus-common.c
+++ /dev/null
@@ -1,35 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
-  This file is part of systemd.
-
-  Copyright 2014 Daniel Mack
-
-  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 "special.h"
-#include "bus-kernel.h"
-#include "bus-internal.h"
-#include "bus-util.h"
-#include "service.h"
-#include "bus-common.h"
-
-static const char* const bus_policy_access_table[_BUS_POLICY_ACCESS_MAX] = {
-        [BUS_POLICY_ACCESS_SEE] = "see",
-        [BUS_POLICY_ACCESS_TALK] = "talk",
-        [BUS_POLICY_ACCESS_OWN] = "own",
-};
-
-DEFINE_STRING_TABLE_LOOKUP(bus_policy_access, BusPolicyAccess);
diff --git a/src/core/bus-common.h b/src/core/bus-common.h
deleted file mode 100644
index 209f870c72..0000000000
--- a/src/core/bus-common.h
+++ /dev/null
@@ -1,35 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-#pragma once
-
-#include "macro.h"
-
-/***
-  This file is part of systemd.
-
-  Copyright 2014 Daniel Mack
-
-  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/>.
-***/
-
-typedef enum BusPolicyAccess {
-        BUS_POLICY_ACCESS_SEE,
-        BUS_POLICY_ACCESS_TALK,
-        BUS_POLICY_ACCESS_OWN,
-        _BUS_POLICY_ACCESS_MAX,
-        _BUS_POLICY_ACCESS_INVALID = -1
-} BusPolicyAccess;
-
-const char* bus_policy_access_to_string(BusPolicyAccess i) _const_;
-BusPolicyAccess bus_policy_access_from_string(const char *s) _pure_;
diff --git a/src/core/bus-endpoint.c b/src/core/bus-endpoint.c
index aac540ddee..27dd192a2f 100644
--- a/src/core/bus-endpoint.c
+++ b/src/core/bus-endpoint.c
@@ -19,10 +19,56 @@
 
 #include <stdlib.h>
 
+#include "kdbus.h"
+#include "bus-kernel.h"
+#include "bus-policy.h"
 #include "bus-endpoint.h"
 
-int bus_endpoint_new(BusEndpoint **ep)
-{
+int bus_kernel_set_endpoint_policy(int fd, uid_t uid, BusEndpoint *ep) {
+
+        struct kdbus_cmd_update *update;
+        struct kdbus_item *n;
+        BusEndpointPolicy *po;
+        Iterator i;
+        size_t size;
+        int r;
+
+        size = ALIGN8(offsetof(struct kdbus_cmd_update, items));
+
+        HASHMAP_FOREACH(po, ep->policy_hash, i) {
+                size += ALIGN8(offsetof(struct kdbus_item, str) + strlen(po->name) + 1);
+                size += ALIGN8(offsetof(struct kdbus_item, policy_access) + sizeof(struct kdbus_policy_access));
+        }
+
+        update = alloca0_align(size, 8);
+        update->size = size;
+
+        n = update->items;
+
+        HASHMAP_FOREACH(po, ep->policy_hash, i) {
+                n->type = KDBUS_ITEM_NAME;
+                n->size = offsetof(struct kdbus_item, str) + strlen(po->name) + 1;
+                strcpy(n->str, po->name);
+                n = KDBUS_ITEM_NEXT(n);
+
+                n->type = KDBUS_ITEM_POLICY_ACCESS;
+                n->size = offsetof(struct kdbus_item, policy_access) + sizeof(struct kdbus_policy_access);
+
+                n->policy_access.type = KDBUS_POLICY_ACCESS_USER;
+                n->policy_access.access = bus_kernel_translate_access(po->access);
+                n->policy_access.id = uid;
+
+                n = KDBUS_ITEM_NEXT(n);
+        }
+
+        r = ioctl(fd, KDBUS_CMD_ENDPOINT_UPDATE, update);
+        if (r < 0)
+                return -errno;
+
+        return 0;
+}
+
+int bus_endpoint_new(BusEndpoint **ep) {
         assert(ep);
 
         *ep = new0(BusEndpoint, 1);
@@ -32,8 +78,7 @@ int bus_endpoint_new(BusEndpoint **ep)
         return 0;
 }
 
-int bus_endpoint_add_policy(BusEndpoint *ep, const char *name, BusPolicyAccess access)
-{
+int bus_endpoint_add_policy(BusEndpoint *ep, const char *name, BusPolicyAccess access) {
         _cleanup_free_ BusEndpointPolicy *po = NULL;
         _cleanup_free_ char *key = NULL;
         int r;
@@ -80,8 +125,7 @@ int bus_endpoint_add_policy(BusEndpoint *ep, const char *name, BusPolicyAccess a
         return 0;
 }
 
-void bus_endpoint_free(BusEndpoint *endpoint)
-{
+void bus_endpoint_free(BusEndpoint *endpoint) {
         if (!endpoint)
                 return;
 
diff --git a/src/core/bus-endpoint.h b/src/core/bus-endpoint.h
index 2c5415f34e..4a31f4c4be 100644
--- a/src/core/bus-endpoint.h
+++ b/src/core/bus-endpoint.h
@@ -24,8 +24,8 @@
 typedef struct BusEndpoint BusEndpoint;
 typedef struct BusEndpointPolicy BusEndpointPolicy;
 
-#include "bus-common.h"
 #include "hashmap.h"
+#include "bus-policy.h"
 
 struct BusEndpointPolicy {
         char *name;
@@ -40,3 +40,5 @@ int bus_endpoint_new(BusEndpoint **ep);
 void bus_endpoint_free(BusEndpoint *endpoint);
 
 int bus_endpoint_add_policy(BusEndpoint *ep, const char *name, BusPolicyAccess access);
+
+int bus_kernel_set_endpoint_policy(int fd, uid_t uid, BusEndpoint *ep);
diff --git a/src/core/busname.c b/src/core/busname.c
index acd665282d..9ab95569eb 100644
--- a/src/core/busname.c
+++ b/src/core/busname.c
@@ -26,9 +26,10 @@
 #include "bus-internal.h"
 #include "bus-util.h"
 #include "service.h"
+#include "kdbus.h"
+#include "bus-policy.h"
 #include "dbus-busname.h"
 #include "busname.h"
-#include "kdbus.h"
 
 static const UnitActiveState state_translation_table[_BUSNAME_STATE_MAX] = {
         [BUSNAME_DEAD] = UNIT_INACTIVE,
diff --git a/src/core/busname.h b/src/core/busname.h
index c9b653d82e..775822d8de 100644
--- a/src/core/busname.h
+++ b/src/core/busname.h
@@ -25,7 +25,6 @@ typedef struct BusName BusName;
 typedef struct BusNamePolicy BusNamePolicy;
 
 #include "unit.h"
-#include "bus-common.h"
 
 typedef enum BusNameState {
         BUSNAME_DEAD,
@@ -52,22 +51,6 @@ typedef enum BusNameResult {
         _BUSNAME_RESULT_INVALID = -1
 } BusNameResult;
 
-typedef enum BusNamePolicyType {
-        BUSNAME_POLICY_TYPE_USER,
-        BUSNAME_POLICY_TYPE_GROUP,
-        _BUSNAME_POLICY_TYPE_MAX,
-        _BUSNAME_POLICY_TYPE_INVALID = -1
-} BusNamePolicyType;
-
-struct BusNamePolicy {
-        BusNamePolicyType type;
-        BusPolicyAccess access;
-
-        char *name;
-
-        LIST_FIELDS(BusNamePolicy, policy);
-};
-
 struct BusName {
         Unit meta;
 
diff --git a/src/core/execute.c b/src/core/execute.c
index 4735ab2417..c472dadfed 100644
--- a/src/core/execute.c
+++ b/src/core/execute.c
@@ -84,7 +84,7 @@
 #include "mkdir.h"
 #include "apparmor-util.h"
 #include "smack-util.h"
-#include "bus-kernel.h"
+#include "bus-endpoint.h"
 #include "label.h"
 #include "cap-list.h"
 
diff --git a/src/libsystemd/sd-bus/bus-internal.h b/src/libsystemd/sd-bus/bus-internal.h
index 977b3407ba..cb529d5a9e 100644
--- a/src/libsystemd/sd-bus/bus-internal.h
+++ b/src/libsystemd/sd-bus/bus-internal.h
@@ -31,6 +31,7 @@
 #include "list.h"
 #include "util.h"
 #include "refcnt.h"
+#include "socket-util.h"
 
 #include "sd-bus.h"
 #include "bus-error.h"
diff --git a/src/libsystemd/sd-bus/bus-kernel.c b/src/libsystemd/sd-bus/bus-kernel.c
index a69628945d..a7811eea0a 100644
--- a/src/libsystemd/sd-bus/bus-kernel.c
+++ b/src/libsystemd/sd-bus/bus-kernel.c
@@ -1576,69 +1576,6 @@ int bus_kernel_create_bus(const char *name, bool world, char **s) {
         return fd;
 }
 
-static int bus_kernel_translate_access(BusPolicyAccess access) {
-        assert(access >= 0);
-        assert(access < _BUS_POLICY_ACCESS_MAX);
-
-        switch (access) {
-
-        case BUS_POLICY_ACCESS_SEE:
-                return KDBUS_POLICY_SEE;
-
-        case BUS_POLICY_ACCESS_TALK:
-                return KDBUS_POLICY_TALK;
-
-        case BUS_POLICY_ACCESS_OWN:
-                return KDBUS_POLICY_OWN;
-
-        default:
-                assert_not_reached("Unknown policy access");
-        }
-}
-
-static int bus_kernel_translate_policy(const BusNamePolicy *policy, struct kdbus_item *item) {
-        int r;
-
-        assert(policy);
-        assert(item);
-
-        switch (policy->type) {
-
-        case BUSNAME_POLICY_TYPE_USER: {
-                const char *user = policy->name;
-                uid_t uid;
-
-                r = get_user_creds(&user, &uid, NULL, NULL, NULL);
-                if (r < 0)
-                        return r;
-
-                item->policy_access.type = KDBUS_POLICY_ACCESS_USER;
-                item->policy_access.id = uid;
-                break;
-        }
-
-        case BUSNAME_POLICY_TYPE_GROUP: {
-                const char *group = policy->name;
-                gid_t gid;
-
-                r = get_group_creds(&group, &gid);
-                if (r < 0)
-                        return r;
-
-                item->policy_access.type = KDBUS_POLICY_ACCESS_GROUP;
-                item->policy_access.id = gid;
-                break;
-        }
-
-        default:
-                assert_not_reached("Unknown policy type");
-        }
-
-        item->policy_access.access = bus_kernel_translate_access(policy->access);
-
-        return 0;
-}
-
 int bus_kernel_open_bus_fd(const char *bus, char **path) {
         char *p;
         int fd;
@@ -1715,128 +1652,6 @@ int bus_kernel_create_endpoint(const char *bus_name, const char *ep_name, char *
         return fd;
 }
 
-int bus_kernel_set_endpoint_policy(int fd, uid_t uid, BusEndpoint *ep) {
-
-        struct kdbus_cmd_update *update;
-        struct kdbus_item *n;
-        BusEndpointPolicy *po;
-        Iterator i;
-        size_t size;
-        int r;
-
-        size = ALIGN8(offsetof(struct kdbus_cmd_update, items));
-
-        HASHMAP_FOREACH(po, ep->policy_hash, i) {
-                size += ALIGN8(offsetof(struct kdbus_item, str) + strlen(po->name) + 1);
-                size += ALIGN8(offsetof(struct kdbus_item, policy_access) + sizeof(struct kdbus_policy_access));
-        }
-
-        update = alloca0_align(size, 8);
-        update->size = size;
-
-        n = update->items;
-
-        HASHMAP_FOREACH(po, ep->policy_hash, i) {
-                n->type = KDBUS_ITEM_NAME;
-                n->size = offsetof(struct kdbus_item, str) + strlen(po->name) + 1;
-                strcpy(n->str, po->name);
-                n = KDBUS_ITEM_NEXT(n);
-
-                n->type = KDBUS_ITEM_POLICY_ACCESS;
-                n->size = offsetof(struct kdbus_item, policy_access) + sizeof(struct kdbus_policy_access);
-
-                n->policy_access.type = KDBUS_POLICY_ACCESS_USER;
-                n->policy_access.access = bus_kernel_translate_access(po->access);
-                n->policy_access.id = uid;
-
-                n = KDBUS_ITEM_NEXT(n);
-        }
-
-        r = ioctl(fd, KDBUS_CMD_ENDPOINT_UPDATE, update);
-        if (r < 0)
-                return -errno;
-
-        return 0;
-}
-
-int bus_kernel_make_starter(
-                int fd,
-                const char *name,
-                bool activating,
-                bool accept_fd,
-                BusNamePolicy *policy,
-                BusPolicyAccess world_policy) {
-
-        struct kdbus_cmd_free cmd_free = { .size = sizeof(cmd_free) };
-        struct kdbus_cmd_hello *hello;
-        struct kdbus_item *n;
-        size_t policy_cnt = 0;
-        BusNamePolicy *po;
-        size_t size;
-        int r;
-
-        assert(fd >= 0);
-        assert(name);
-
-        LIST_FOREACH(policy, po, policy)
-                policy_cnt++;
-
-        if (world_policy >= 0)
-                policy_cnt++;
-
-        size = offsetof(struct kdbus_cmd_hello, items) +
-               ALIGN8(offsetof(struct kdbus_item, str) + strlen(name) + 1) +
-               policy_cnt * ALIGN8(offsetof(struct kdbus_item, policy_access) + sizeof(struct kdbus_policy_access));
-
-        hello = alloca0_align(size, 8);
-
-        n = hello->items;
-        strcpy(n->str, name);
-        n->size = offsetof(struct kdbus_item, str) + strlen(n->str) + 1;
-        n->type = KDBUS_ITEM_NAME;
-        n = KDBUS_ITEM_NEXT(n);
-
-        LIST_FOREACH(policy, po, policy) {
-                n->type = KDBUS_ITEM_POLICY_ACCESS;
-                n->size = offsetof(struct kdbus_item, policy_access) + sizeof(struct kdbus_policy_access);
-
-                r = bus_kernel_translate_policy(po, n);
-                if (r < 0)
-                        return r;
-
-                n = KDBUS_ITEM_NEXT(n);
-        }
-
-        if (world_policy >= 0) {
-                n->type = KDBUS_ITEM_POLICY_ACCESS;
-                n->size = offsetof(struct kdbus_item, policy_access) + sizeof(struct kdbus_policy_access);
-                n->policy_access.type = KDBUS_POLICY_ACCESS_WORLD;
-                n->policy_access.access = bus_kernel_translate_access(world_policy);
-        }
-
-        hello->size = size;
-        hello->flags =
-                (activating ? KDBUS_HELLO_ACTIVATOR : KDBUS_HELLO_POLICY_HOLDER) |
-                (accept_fd ? KDBUS_HELLO_ACCEPT_FD : 0);
-        hello->pool_size = KDBUS_POOL_SIZE;
-        hello->attach_flags_send = _KDBUS_ATTACH_ANY;
-        hello->attach_flags_recv = _KDBUS_ATTACH_ANY;
-
-        if (ioctl(fd, KDBUS_CMD_HELLO, hello) < 0)
-                return -errno;
-
-        /* not interested in any output values */
-        cmd_free.offset = hello->offset;
-        (void) ioctl(fd, KDBUS_CMD_FREE, &cmd_free);
-
-        /* The higher 32bit of the bus_flags fields are considered
-         * 'incompatible flags'. Refuse them all for now. */
-        if (hello->bus_flags > 0xFFFFFFFFULL)
-                return -ENOTSUP;
-
-        return fd;
-}
-
 int bus_kernel_try_close(sd_bus *bus) {
         assert(bus);
         assert(bus->is_kernel);
diff --git a/src/libsystemd/sd-bus/bus-kernel.h b/src/libsystemd/sd-bus/bus-kernel.h
index 2152f62d12..7b1e9ef981 100644
--- a/src/libsystemd/sd-bus/bus-kernel.h
+++ b/src/libsystemd/sd-bus/bus-kernel.h
@@ -23,8 +23,6 @@
 
 #include <stdbool.h>
 
-#include "busname.h"
-#include "bus-endpoint.h"
 #include "sd-bus.h"
 
 #define KDBUS_ITEM_NEXT(item) \
@@ -67,13 +65,10 @@ int bus_kernel_write_message(sd_bus *bus, sd_bus_message *m, bool hint_sync_call
 int bus_kernel_read_message(sd_bus *bus, bool hint_priority, int64_t priority);
 
 int bus_kernel_open_bus_fd(const char *bus, char **path);
-int bus_kernel_make_starter(int fd, const char *name, bool activating, bool accept_fd, BusNamePolicy *policy, BusPolicyAccess world_policy);
 
 int bus_kernel_create_bus(const char *name, bool world, char **s);
 int bus_kernel_create_endpoint(const char *bus_name, const char *ep_name, char **path);
 
-int bus_kernel_set_endpoint_policy(int fd, uid_t uid, BusEndpoint *ep);
-
 int bus_kernel_pop_memfd(sd_bus *bus, void **address, size_t *mapped, size_t *allocated);
 void bus_kernel_push_memfd(sd_bus *bus, int fd, void *address, size_t mapped, size_t allocated);
 
diff --git a/src/libsystemd/sd-bus/busctl.c b/src/libsystemd/sd-bus/busctl.c
index dd6ae865b6..3233c1b29b 100644
--- a/src/libsystemd/sd-bus/busctl.c
+++ b/src/libsystemd/sd-bus/busctl.c
@@ -28,6 +28,7 @@
 #include "pager.h"
 #include "xml.h"
 #include "path-util.h"
+#include "set.h"
 
 #include "sd-bus.h"
 #include "bus-message.h"
diff --git a/src/test/test-tables.c b/src/test/test-tables.c
index 97d5609adf..bda224bec6 100644
--- a/src/test/test-tables.c
+++ b/src/test/test-tables.c
@@ -46,7 +46,8 @@
 #include "util.h"
 #include "architecture.h"
 #include "link-config.h"
-#include "bus-policy.h"
+#include "bus-xml-policy.h"
+#include "busname.h"
 #include "journald-server.h"
 #include "locale-util.h"