diff options
Diffstat (limited to 'src/core/dbus-swap.c')
| -rw-r--r-- | src/core/dbus-swap.c | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/src/core/dbus-swap.c b/src/core/dbus-swap.c new file mode 100644 index 0000000000..09cd1e8b9c --- /dev/null +++ b/src/core/dbus-swap.c @@ -0,0 +1,111 @@ +/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ + +/*** + This file is part of systemd. + + Copyright 2010 Lennart Poettering + Copyright 2010 Maarten Lankhorst + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 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 + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +***/ + +#include <errno.h> + +#include "dbus-unit.h" +#include "dbus-swap.h" +#include "dbus-execute.h" +#include "dbus-common.h" + +#define BUS_SWAP_INTERFACE \ + " <interface name=\"org.freedesktop.systemd1.Swap\">\n" \ + " <property name=\"What\" type=\"s\" access=\"read\"/>\n" \ + " <property name=\"Priority\" type=\"i\" access=\"read\"/>\n" \ + " <property name=\"TimeoutUSec\" type=\"t\" access=\"read\"/>\n" \ + BUS_EXEC_COMMAND_INTERFACE("ExecActivate") \ + BUS_EXEC_COMMAND_INTERFACE("ExecDeactivate") \ + BUS_EXEC_CONTEXT_INTERFACE \ + " <property name=\"ControlPID\" type=\"u\" access=\"read\"/>\n" \ + " <property name=\"Result\" type=\"s\" access=\"read\"/>\n" \ + " </interface>\n" + +#define INTROSPECTION \ + DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \ + "<node>\n" \ + BUS_UNIT_INTERFACE \ + BUS_SWAP_INTERFACE \ + BUS_PROPERTIES_INTERFACE \ + BUS_PEER_INTERFACE \ + BUS_INTROSPECTABLE_INTERFACE \ + "</node>\n" + +#define INTERFACES_LIST \ + BUS_UNIT_INTERFACES_LIST \ + "org.freedesktop.systemd1.Swap\0" + +const char bus_swap_interface[] _introspect_("Swap") = BUS_SWAP_INTERFACE; + +const char bus_swap_invalidating_properties[] = + "What\0" + "Priority\0" + "ExecActivate\0" + "ExecDeactivate\0" + "ControlPID\0" + "Result\0"; + +static int bus_swap_append_priority(DBusMessageIter *i, const char *property, void *data) { + Swap *s = data; + dbus_int32_t j; + + assert(i); + assert(property); + assert(s); + + if (s->from_proc_swaps) + j = s->parameters_proc_swaps.priority; + else if (s->from_fragment) + j = s->parameters_fragment.priority; + else if (s->from_etc_fstab) + j = s->parameters_etc_fstab.priority; + else + j = -1; + + if (!dbus_message_iter_append_basic(i, DBUS_TYPE_INT32, &j)) + return -ENOMEM; + + return 0; +} + +static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_swap_append_swap_result, swap_result, SwapResult); + +static const BusProperty bus_swap_properties[] = { + { "What", bus_property_append_string, "s", offsetof(Swap, what), true }, + { "Priority", bus_swap_append_priority, "i", 0 }, + BUS_EXEC_COMMAND_PROPERTY("ExecActivate", offsetof(Swap, exec_command[SWAP_EXEC_ACTIVATE]), false), + BUS_EXEC_COMMAND_PROPERTY("ExecDeactivate", offsetof(Swap, exec_command[SWAP_EXEC_DEACTIVATE]), false), + { "ControlPID", bus_property_append_pid, "u", offsetof(Swap, control_pid) }, + { "Result", bus_swap_append_swap_result,"s", offsetof(Swap, result) }, + { NULL, } +}; + +DBusHandlerResult bus_swap_message_handler(Unit *u, DBusConnection *c, DBusMessage *message) { + Swap *s = SWAP(u); + const BusBoundProperties bps[] = { + { "org.freedesktop.systemd1.Unit", bus_unit_properties, u }, + { "org.freedesktop.systemd1.Swap", bus_swap_properties, s }, + { "org.freedesktop.systemd1.Swap", bus_exec_context_properties, &s->exec_context }, + { NULL, } + }; + + return bus_default_message_handler(c, message, INTROSPECTION, INTERFACES_LIST, bps); +} |