251 lines
18 KiB
C
251 lines
18 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#pragma once
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#include "sd-bus.h"
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#include "unit.h"
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int bus_property_get_triggered_unit(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error);
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#define BUS_DEFINE_SET_TRANSIENT(function, bus_type, type, cast_type, fmt) \
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int bus_set_transient_##function( \
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Unit *u, \
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const char *name, \
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cast_type *p, \
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sd_bus_message *message, \
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UnitWriteFlags flags, \
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sd_bus_error *error) { \
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\
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type v; \
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int r; \
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\
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assert(p); \
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\
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r = sd_bus_message_read(message, bus_type, &v); \
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if (r < 0) \
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return r; \
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\
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if (!UNIT_WRITE_FLAGS_NOOP(flags)) { \
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*p = (cast_type) v; \
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unit_write_settingf(u, flags, name, \
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"%s=" fmt, name, v); \
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} \
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\
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return 1; \
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}
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#define BUS_DEFINE_SET_TRANSIENT_IS_VALID(function, bus_type, type, cast_type, fmt, check) \
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int bus_set_transient_##function( \
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Unit *u, \
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const char *name, \
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cast_type *p, \
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sd_bus_message *message, \
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UnitWriteFlags flags, \
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sd_bus_error *error) { \
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\
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type v; \
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int r; \
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\
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assert(p); \
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\
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r = sd_bus_message_read(message, bus_type, &v); \
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if (r < 0) \
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return r; \
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\
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if (!check(v)) \
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return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, \
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"Invalid %s setting: " fmt, name, v); \
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\
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if (!UNIT_WRITE_FLAGS_NOOP(flags)) { \
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*p = (cast_type) v; \
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unit_write_settingf(u, flags, name, \
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"%s=" fmt, name, v); \
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} \
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\
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return 1; \
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}
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#define BUS_DEFINE_SET_TRANSIENT_TO_STRING(function, bus_type, type, cast_type, fmt, to_string) \
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int bus_set_transient_##function( \
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Unit *u, \
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const char *name, \
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cast_type *p, \
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sd_bus_message *message, \
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UnitWriteFlags flags, \
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sd_bus_error *error) { \
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\
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const char *s; \
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type v; \
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int r; \
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\
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assert(p); \
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\
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r = sd_bus_message_read(message, bus_type, &v); \
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if (r < 0) \
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return r; \
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\
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s = to_string(v); \
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if (!s) \
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return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, \
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"Invalid %s setting: " fmt, name, v); \
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\
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if (!UNIT_WRITE_FLAGS_NOOP(flags)) { \
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*p = (cast_type) v; \
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unit_write_settingf(u, flags, name, \
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"%s=%s", name, s); \
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} \
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\
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return 1; \
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}
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#define BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(function, bus_type, type, cast_type, fmt, to_string) \
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int bus_set_transient_##function( \
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Unit *u, \
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const char *name, \
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cast_type *p, \
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sd_bus_message *message, \
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UnitWriteFlags flags, \
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sd_bus_error *error) { \
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\
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_cleanup_free_ char *s = NULL; \
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type v; \
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int r; \
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\
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assert(p); \
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\
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r = sd_bus_message_read(message, bus_type, &v); \
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if (r < 0) \
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return r; \
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\
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r = to_string(v, &s); \
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if (r == -EINVAL) \
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return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, \
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"Invalid %s setting: " fmt, name, v); \
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if (r < 0) \
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return r; \
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\
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if (!UNIT_WRITE_FLAGS_NOOP(flags)) { \
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*p = (cast_type) v; \
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unit_write_settingf(u, flags, name, \
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"%s=%s", \
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name, strempty(s)); \
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} \
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\
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return 1; \
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}
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#define BUS_DEFINE_SET_TRANSIENT_PARSE(function, type, parse) \
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int bus_set_transient_##function( \
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Unit *u, \
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const char *name, \
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type *p, \
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sd_bus_message *message, \
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UnitWriteFlags flags, \
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sd_bus_error *error) { \
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\
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const char *s; \
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type v; \
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int r; \
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\
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assert(p); \
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\
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r = sd_bus_message_read(message, "s", &s); \
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if (r < 0) \
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return r; \
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\
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v = parse(s); \
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if (v < 0) \
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return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, \
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"Invalid %s setting: %s", name, s); \
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\
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if (!UNIT_WRITE_FLAGS_NOOP(flags)) { \
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*p = v; \
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unit_write_settingf(u, flags, name, \
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"%s=%s", name, s); \
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} \
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\
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return 1; \
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}
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#define BUS_DEFINE_SET_TRANSIENT_PARSE_PTR(function, type, parse) \
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int bus_set_transient_##function( \
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Unit *u, \
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const char *name, \
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type *p, \
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sd_bus_message *message, \
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UnitWriteFlags flags, \
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sd_bus_error *error) { \
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\
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const char *s; \
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type v; \
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int r; \
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\
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assert(p); \
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\
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r = sd_bus_message_read(message, "s", &s); \
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if (r < 0) \
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return r; \
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\
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r = parse(s, &v); \
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if (r < 0) \
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return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, \
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"Invalid %s setting: %s", name, s); \
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\
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if (!UNIT_WRITE_FLAGS_NOOP(flags)) { \
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*p = v; \
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unit_write_settingf(u, flags, name, \
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"%s=%s", name, strempty(s)); \
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} \
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\
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return 1; \
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}
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#define BUS_DEFINE_SET_TRANSIENT_STRING_WITH_CHECK(function, check) \
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int bus_set_transient_##function( \
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Unit *u, \
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const char *name, \
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char **p, \
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sd_bus_message *message, \
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UnitWriteFlags flags, \
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sd_bus_error *error) { \
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\
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const char *v; \
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int r; \
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\
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assert(p); \
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\
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r = sd_bus_message_read(message, "s", &v); \
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if (r < 0) \
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return r; \
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\
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if (!isempty(v) && !check(v)) \
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return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, \
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"Invalid %s setting: %s", name, v); \
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\
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if (!UNIT_WRITE_FLAGS_NOOP(flags)) { \
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r = free_and_strdup(p, empty_to_null(v)); \
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if (r < 0) \
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return r; \
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\
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unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, \
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"%s=%s", name, strempty(v)); \
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} \
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\
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return 1; \
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}
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int bus_set_transient_mode_t(Unit *u, const char *name, mode_t *p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error);
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int bus_set_transient_unsigned(Unit *u, const char *name, unsigned *p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error);
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int bus_set_transient_user_relaxed(Unit *u, const char *name, char **p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error);
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int bus_set_transient_path(Unit *u, const char *name, char **p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error);
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int bus_set_transient_string(Unit *u, const char *name, char **p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error);
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int bus_set_transient_bool(Unit *u, const char *name, bool *p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error);
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int bus_set_transient_percent(Unit *u, const char *name, int *p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error);
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int bus_set_transient_usec_internal(Unit *u, const char *name, usec_t *p, bool fix_0, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error);
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static inline int bus_set_transient_usec(Unit *u, const char *name, usec_t *p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error) {
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return bus_set_transient_usec_internal(u, name, p, false, message, flags, error);
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}
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static inline int bus_set_transient_usec_fix_0(Unit *u, const char *name, usec_t *p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error) {
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return bus_set_transient_usec_internal(u, name, p, true, message, flags, error);
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}
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