C++ sd_bus_message_enter_container函数代码示例

OGeek|极客世界-中国程序员成长平台 › 门户 › 编程› C++›C++教程

原作者: [db:作者] 来自: [db:来源] 收藏邀请

本文整理汇总了C++中sd_bus_message_enter_container函数的典型用法代码示例。如果您正苦于以下问题：C++ sd_bus_message_enter_container函数的具体用法？C++ sd_bus_message_enter_container怎么用？C++ sd_bus_message_enter_container使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了sd_bus_message_enter_container函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: count_addresses

static int count_addresses(sd_bus_message *m, int af, const char **canonical) {
        int c = 0, r, ifindex;

        assert(m);
        assert(canonical);

        r = sd_bus_message_read(m, "i", &ifindex);
        if (r < 0)
                return r;

        r = sd_bus_message_enter_container(m, 'a', "(iay)");
        if (r < 0)
                return r;

        while ((r = sd_bus_message_enter_container(m, 'r', "iay")) > 0) {
                int family;

                r = sd_bus_message_read(m, "i", &family);
                if (r < 0)
                        return r;

                r = sd_bus_message_skip(m, "ay");
                if (r < 0)
                        return r;

                r = sd_bus_message_exit_container(m);
                if (r < 0)
                        return r;

                if (af != AF_UNSPEC && family != af)
                        continue;

                c ++;
        }
        if (r < 0)
                return r;

        r = sd_bus_message_exit_container(m);
        if (r < 0)
                return r;

        r = sd_bus_message_read(m, "s", canonical);
        if (r < 0)
                return r;

        r = sd_bus_message_rewind(m, true);
        if (r < 0)
                return r;

        return c;
}

开发者ID:275288698，项目名称:systemd-ubuntu-with-dbus，代码行数:51，代码来源:nss-resolve.c

示例2: sd_bus_get_property_strv

_public_ int sd_bus_get_property_strv(
                sd_bus *bus,
                const char *destination,
                const char *path,
                const char *interface,
                const char *member,
                sd_bus_error *error,
                char ***ret) {

        _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
        int r;

        assert_return(bus, -EINVAL);
        assert_return(isempty(interface) || interface_name_is_valid(interface), -EINVAL);
        assert_return(member_name_is_valid(member), -EINVAL);
        assert_return(ret, -EINVAL);
        assert_return(!bus_pid_changed(bus), -ECHILD);

        if (!BUS_IS_OPEN(bus->state))
                return -ENOTCONN;

        r = sd_bus_call_method(bus, destination, path, "org.freedesktop.DBus.Properties", "Get", error, &reply, "ss", strempty(interface), member);
        if (r < 0)
                return r;

        r = sd_bus_message_enter_container(reply, 'v', NULL);
        if (r < 0)
                return r;

        r = sd_bus_message_read_strv(reply, ret);
        if (r < 0)
                return r;

        return 0;
}

开发者ID:chenyf，项目名称:systemd，代码行数:35，代码来源:bus-convenience.c

示例3: kbdctx_set_locale

static int kbdctx_set_locale(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
        kbdctx *kc = userdata;
        const char *s, *ctype = NULL, *lang = NULL;
        int r;

        r = sd_bus_message_enter_container(m, 'a', "s");
        if (r < 0)
                goto error;

        while ((r = sd_bus_message_read(m, "s", &s)) > 0) {
                if (!ctype)
                        ctype = startswith(s, "LC_CTYPE=");
                if (!lang)
                        lang = startswith(s, "LANG=");
        }

        if (r < 0)
                goto error;

        r = sd_bus_message_exit_container(m);
        if (r < 0)
                goto error;

        kbdctx_refresh_compose_table(kc, ctype ? : lang);
        r = 0;

error:
        if (r < 0)
                log_debug_errno(r, "idev-keyboard: cannot parse locale property from locale1: %m");

        return r;
}

开发者ID:RaghavanSanthanam，项目名称:systemd，代码行数:32，代码来源:idev-keyboard.c

示例4: sd_bus_get_property_trivial

_public_ int sd_bus_get_property_trivial(
                sd_bus *bus,
                const char *destination,
                const char *path,
                const char *interface,
                const char *member,
                sd_bus_error *error,
                char type, void *ptr) {

        _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
        int r;

        assert_return(bus, -EINVAL);
        assert_return(isempty(interface) || interface_name_is_valid(interface), -EINVAL);
        assert_return(member_name_is_valid(member), -EINVAL);
        assert_return(bus_type_is_trivial(type), -EINVAL);
        assert_return(ptr, -EINVAL);
        assert_return(BUS_IS_OPEN(bus->state), -ENOTCONN);
        assert_return(!bus_pid_changed(bus), -ECHILD);

        r = sd_bus_call_method(bus, destination, path, "org.freedesktop.DBus.Properties", "Get", error, &reply, "ss", strempty(interface), member);
        if (r < 0)
                return r;

        r = sd_bus_message_enter_container(reply, 'v', CHAR_TO_STR(type));
        if (r < 0)
                return r;

        r = sd_bus_message_read_basic(reply, type, ptr);
        if (r < 0)
                return r;

        return 0;
}

开发者ID:ariscop，项目名称:systemd，代码行数:34，代码来源:bus-convenience.c

示例5: print_inhibitors

static void print_inhibitors(sd_bus *bus) {
        _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
        _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
        const char *what, *who, *why, *mode;
        uint32_t uid, pid;
        unsigned n = 0;
        int r;

        r = sd_bus_call_method(bus,
                        "org.freedesktop.login1",
                        "/org/freedesktop/login1",
                        "org.freedesktop.login1.Manager",
                        "ListInhibitors",
                        &error,
                        &reply,
                        "");
        assert_se(r >= 0);

        r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssuu)");
        assert_se(r >= 0);

        while ((r = sd_bus_message_read(reply, "(ssssuu)", &what, &who, &why, &mode, &uid, &pid)) > 0) {
                printf("what=<%s> who=<%s> why=<%s> mode=<%s> uid=<%"PRIu32"> pid=<%"PRIu32">\n",
                       what, who, why, mode, uid, pid);

                n++;
        }
        assert_se(r >= 0);

        printf("%u inhibitors\n", n);
}

开发者ID:275288698，项目名称:systemd-ubuntu-with-dbus，代码行数:31，代码来源:test-inhibit.c

示例6: sd_bus_get_property

_public_ int sd_bus_get_property(
                sd_bus *bus,
                const char *destination,
                const char *path,
                const char *interface,
                const char *member,
                sd_bus_error *error,
                sd_bus_message **reply,
                const char *type) {

        sd_bus_message *rep = NULL;
        int r;

        assert_return(bus, -EINVAL);
        assert_return(isempty(interface) || interface_name_is_valid(interface), -EINVAL);
        assert_return(member_name_is_valid(member), -EINVAL);
        assert_return(reply, -EINVAL);
        assert_return(signature_is_single(type, false), -EINVAL);
        assert_return(BUS_IS_OPEN(bus->state), -ENOTCONN);
        assert_return(!bus_pid_changed(bus), -ECHILD);

        r = sd_bus_call_method(bus, destination, path, "org.freedesktop.DBus.Properties", "Get", error, &rep, "ss", strempty(interface), member);
        if (r < 0)
                return r;

        r = sd_bus_message_enter_container(rep, 'v', type);
        if (r < 0) {
                sd_bus_message_unref(rep);
                return r;
        }

        *reply = rep;
        return 0;
}

开发者ID:ariscop，项目名称:systemd，代码行数:34，代码来源:bus-convenience.c

示例7: callback

static int callback(sd_bus_message *m, void *user, sd_bus_error *error)
{
	sd_event *loop = user;
	int r;
	char *property = NULL;

	r = sd_bus_message_skip(m, "s");
	if (r < 0) {
		fprintf(stderr, "Error skipping message fields: %s\n",
				strerror(-r));
		quit(r, loop);
		return r;
	}

	r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "{sv}");
	if (r < 0) {
		fprintf(stderr, "Error entering container: %s\n",
				strerror(-r));
		quit(r, loop);
		return r;
	}

	while((r = sd_bus_message_enter_container(
					m,
					SD_BUS_TYPE_DICT_ENTRY,
					"sv")) > 0) {
		r = sd_bus_message_read(m, "s", &property);
		if (r < 0) {
			fprintf(stderr, "Error reading message: %s\n",
					strerror(-r));
			quit(r, loop);
			return r;
		}

		if(strcmp(property, "pgood"))
			continue;

		quit(0, loop);
		break;
	}

	return 0;
}

开发者ID:bradbishop，项目名称:skeleton，代码行数:43，代码来源:pgood_wait.c

示例8: print_inhibitors

static int print_inhibitors(sd_bus *bus, sd_bus_error *error) {
        _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
        const char *what, *who, *why, *mode;
        unsigned int uid, pid;
        unsigned n = 0;
        int r;

        r = sd_bus_call_method(
                        bus,
                        "org.freedesktop.login1",
                        "/org/freedesktop/login1",
                        "org.freedesktop.login1.Manager",
                        "ListInhibitors",
                        error,
                        &reply,
                        "");
        if (r < 0)
                return r;

        r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssuu)");
        if (r < 0)
                return bus_log_parse_error(r);

        while ((r = sd_bus_message_read(reply, "(ssssuu)", &what, &who, &why, &mode, &uid, &pid)) > 0) {
                _cleanup_free_ char *comm = NULL, *u = NULL;

                get_process_comm(pid, &comm);
                u = uid_to_name(uid);

                printf("     Who: %s (UID "UID_FMT"/%s, PID "PID_FMT"/%s)\n"
                       "    What: %s\n"
                       "     Why: %s\n"
                       "    Mode: %s\n\n",
                       who, uid, strna(u), pid, strna(comm),
                       what,
                       why,
                       mode);

                n++;
        }
        if (r < 0)
                return bus_log_parse_error(r);

        r = sd_bus_message_exit_container(reply);
        if (r < 0)
                return bus_log_parse_error(r);

        printf("%u inhibitors listed.\n", n);
        return 0;
}

开发者ID:chenyf，项目名称:systemd，代码行数:50，代码来源:inhibit.c

示例9: sd_bus_get_property_string

_public_ int sd_bus_get_property_string(
                sd_bus *bus,
                const char *destination,
                const char *path,
                const char *interface,
                const char *member,
                sd_bus_error *error,
                char **ret) {

        _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
        const char *s;
        char *n;
        int r;

        bus_assert_return(bus, -EINVAL, error);
        bus_assert_return(isempty(interface) || interface_name_is_valid(interface), -EINVAL, error);
        bus_assert_return(member_name_is_valid(member), -EINVAL, error);
        bus_assert_return(ret, -EINVAL, error);
        bus_assert_return(!bus_pid_changed(bus), -ECHILD, error);

        if (!BUS_IS_OPEN(bus->state)) {
                r = -ENOTCONN;
                goto fail;
        }

        r = sd_bus_call_method(bus, destination, path, "org.freedesktop.DBus.Properties", "Get", error, &reply, "ss", strempty(interface), member);
        if (r < 0)
                return r;

        r = sd_bus_message_enter_container(reply, 'v', "s");
        if (r < 0)
                goto fail;

        r = sd_bus_message_read_basic(reply, 's', &s);
        if (r < 0)
                goto fail;

        n = strdup(s);
        if (!n) {
                r = -ENOMEM;
                goto fail;
        }

        *ret = n;
        return 0;

fail:
        return sd_bus_error_set_errno(error, r);
}

开发者ID:dankor，项目名称:systemd，代码行数:49，代码来源:bus-convenience.c

示例10: manager_read_name

static void manager_read_name(struct manager *m)
{
	_cleanup_sd_bus_error_ sd_bus_error err = SD_BUS_ERROR_NULL;
	_cleanup_sd_bus_message_ sd_bus_message *rep = NULL;
	const char *name;
	char *str;
	int r;

	r = sd_bus_call_method(m->bus,
			       "org.freedesktop.hostname1",
			       "/org/freedesktop/hostname1",
			       "org.freedesktop.DBus.Properties",
			       "Get",
			       &err,
			       &rep,
			       "ss", "org.freedesktop.hostname1", "Hostname");
	if (r < 0)
		goto error;

	r = sd_bus_message_enter_container(rep, 'v', "s");
	if (r < 0)
		goto error;

	r = sd_bus_message_read(rep, "s", &name);
	if (r < 0)
		name = "undefined";

	if (shl_isempty(name)) {
		log_warning("no hostname set on systemd.hostname1, using: %s",
			    m->friendly_name);
		return;
	}

	str = strdup(name);
	if (!str)
		return log_vENOMEM();

	free(m->friendly_name);
	m->friendly_name = str;
	log_debug("friendly-name from local hostname: %s", str);

	return;

error:
	log_warning("cannot read hostname from systemd.hostname1: %s",
		    bus_error_message(&err, r));
}

开发者ID:Al3n，项目名称:miraclecast，代码行数:47，代码来源:wifid.c

示例11: list_sessions

static int list_sessions(int argc, char *argv[], void *userdata) {
        _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
        _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
        const char *id, *user, *seat, *object;
        sd_bus *bus = userdata;
        unsigned k = 0;
        uint32_t uid;
        int r;

        assert(bus);
        assert(argv);

        pager_open_if_enabled();

        r = sd_bus_call_method(
                        bus,
                        "org.freedesktop.login1",
                        "/org/freedesktop/login1",
                        "org.freedesktop.login1.Manager",
                        "ListSessions",
                        &error, &reply,
                        "");
        if (r < 0) {
                log_error("Failed to list sessions: %s", bus_error_message(&error, r));
                return r;
        }

        r = sd_bus_message_enter_container(reply, 'a', "(susso)");
        if (r < 0)
                return bus_log_parse_error(r);

        if (arg_legend)
                printf("%10s %10s %-16s %-16s\n", "SESSION", "UID", "USER", "SEAT");

        while ((r = sd_bus_message_read(reply, "(susso)", &id, &uid, &user, &seat, &object)) > 0) {
                printf("%10s %10u %-16s %-16s\n", id, (unsigned) uid, user, seat);
                k++;
        }
        if (r < 0)
                return bus_log_parse_error(r);

        if (arg_legend)
                printf("\n%u sessions listed.\n", k);

        return 0;
}

开发者ID:AlexBaranosky，项目名称:systemd，代码行数:46，代码来源:loginctl.c

示例12: map_server_address

static int map_server_address(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
        char **p = (char **) userdata;
        const void *d;
        int family, r;
        size_t sz;

        assert(p);

        r = sd_bus_message_enter_container(m, 'r', "iay");
        if (r < 0)
                return r;

        r = sd_bus_message_read(m, "i", &family);
        if (r < 0)
                return r;

        r = sd_bus_message_read_array(m, 'y', &d, &sz);
        if (r < 0)
                return r;

        r = sd_bus_message_exit_container(m);
        if (r < 0)
                return r;

        if (sz == 0 && family == AF_UNSPEC) {
                *p = mfree(*p);
                return 0;
        }

        if (!IN_SET(family, AF_INET, AF_INET6)) {
                log_error("Unknown address family %i", family);
                return -EINVAL;
        }

        if (sz != FAMILY_ADDRESS_SIZE(family)) {
                log_error("Invalid address size");
                return -EINVAL;
        }

        r = in_addr_to_string(family, d, p);
        if (r < 0)
                return r;

        return 0;
}

开发者ID:iamyooon，项目名称:systemd，代码行数:45，代码来源:timedatectl.c

示例13: print_changes

static int print_changes(sd_bus_message *m) {
        int r;

        if (arg_quiet)
                return 0;

        r = sd_bus_message_enter_container(m, 'a', "(sss)");
        if (r < 0)
                return bus_log_parse_error(r);

        for (;;) {
                const char *type, *path, *source;

                r = sd_bus_message_read(m, "(sss)", &type, &path, &source);
                if (r < 0)
                        return bus_log_parse_error(r);
                if (r == 0)
                        break;

                if (streq(type, "symlink"))
                        log_info("Created symlink %s %s %s.", path, special_glyph(SPECIAL_GLYPH_ARROW), source);
                else if (streq(type, "copy")) {
                        if (isempty(source))
                                log_info("Copied %s.", path);
                        else
                                log_info("Copied %s %s %s.", source, special_glyph(SPECIAL_GLYPH_ARROW), path);
                } else if (streq(type, "unlink"))
                        log_info("Removed %s.", path);
                else if (streq(type, "write"))
                        log_info("Written %s.", path);
                else if (streq(type, "mkdir"))
                        log_info("Created directory %s.", path);
                else
                        log_error("Unexpected change: %s/%s/%s", type, path, source);
        }

        r = sd_bus_message_exit_container(m);
        if (r < 0)
                return r;

        return 0;
}

开发者ID:l10n-tw，项目名称:systemd，代码行数:42，代码来源:portablectl.c

示例14: map_ntp_message

static int map_ntp_message(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
        NTPStatusInfo *p = userdata;
        const void *d;
        size_t sz;
        int32_t b;
        int r;

        assert(p);

        r = sd_bus_message_enter_container(m, 'r', "uuuuittayttttbtt");
        if (r < 0)
                return r;

        r = sd_bus_message_read(m, "uuuuitt",
                                &p->leap, &p->version, &p->mode, &p->stratum, &p->precision,
                                &p->root_delay, &p->root_dispersion);
        if (r < 0)
                return r;

        r = sd_bus_message_read_array(m, 'y', &d, &sz);
        if (r < 0)
                return r;

        r = sd_bus_message_read(m, "ttttbtt",
                                &p->origin, &p->recv, &p->trans, &p->dest,
                                &b, &p->packet_count, &p->jitter);
        if (r < 0)
                return r;

        r = sd_bus_message_exit_container(m);
        if (r < 0)
                return r;

        if (sz != 4)
                return -EINVAL;

        memcpy(p->reference.str, d, sz);

        p->spike = b;

        return 0;
}

开发者ID:clemensg，项目名称:systemd，代码行数:42，代码来源:timedatectl.c

示例15: list_users

static int list_users(sd_bus *bus, char **args, unsigned n) {
        _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
        _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
        const char *user, *object;
        unsigned k = 0;
        uint32_t uid;
        int r;

        pager_open_if_enabled();

        r = sd_bus_call_method(
                        bus,
                        "org.freedesktop.login1",
                        "/org/freedesktop/login1",
                        "org.freedesktop.login1.Manager",
                        "ListUsers",
                        &error, &reply,
                        "");
        if (r < 0) {
                log_error("Failed to list users: %s", bus_error_message(&error, r));
                return r;
        }

        r = sd_bus_message_enter_container(reply, 'a', "(uso)");
        if (r < 0)
                return bus_log_parse_error(r);

        if (arg_legend)
                printf("%10s %-16s\n", "UID", "USER");

        while ((r = sd_bus_message_read(reply, "(uso)", &uid, &user, &object)) > 0) {
                printf("%10u %-16s\n", (unsigned) uid, user);
                k++;
        }
        if (r < 0)
                return bus_log_parse_error(r);

        if (arg_legend)
                printf("\n%u users listed.\n", k);

        return 0;
}

开发者ID:gcampax，项目名称:systemd，代码行数:42，代码来源:loginctl.c

示例16: list_seats

static int list_seats(sd_bus *bus, char **args, unsigned n) {
        _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
        _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
        const char *seat, *object;
        unsigned k = 0;
        int r;

        pager_open_if_enabled();

        r = sd_bus_call_method(
                        bus,
                        "org.freedesktop.login1",
                        "/org/freedesktop/login1",
                        "org.freedesktop.login1.Manager",
                        "ListSeats",
                        &error, &reply,
                        "");
        if (r < 0) {
                log_error("Failed to list seats: %s", bus_error_message(&error, r));
                return r;
        }

        r = sd_bus_message_enter_container(reply, 'a', "(so)");
        if (r < 0)
                return bus_log_parse_error(r);

        if (arg_legend)
                printf("%-16s\n", "SEAT");

        while ((r = sd_bus_message_read(reply, "(so)", &seat, &object)) > 0) {
                printf("%-16s\n", seat);
                k++;
        }
        if (r < 0)
                return bus_log_parse_error(r);

        if (arg_legend)
                printf("\n%u seats listed.\n", k);

        return 0;
}

开发者ID:gcampax，项目名称:systemd，代码行数:41，代码来源:loginctl.c

示例17: prop_map_first_of_struct

static int prop_map_first_of_struct(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
        const char *contents;
        int r;

        r = sd_bus_message_peek_type(m, NULL, &contents);
        if (r < 0)
                return r;

        r = sd_bus_message_enter_container(m, SD_BUS_TYPE_STRUCT, contents);
        if (r < 0)
                return r;

        if (contents[0] == 's' || contents[0] == 'o') {
                const char *s;
                char **p = (char **) userdata;

                r = sd_bus_message_read_basic(m, contents[0], &s);
                if (r < 0)
                        return r;

                free(*p);
                *p = strdup(s);

                if (!*p)
                        return -ENOMEM;
        } else {
                r = sd_bus_message_read_basic(m, contents[0], userdata);
                if (r < 0)
                        return r;
        }

        r = sd_bus_message_skip(m, contents+1);
        if (r < 0)
                return r;

        r = sd_bus_message_exit_container(m);
        if (r < 0)
                return r;

        return 0;
}

开发者ID:AlexBaranosky，项目名称:systemd，代码行数:41，代码来源:loginctl.c

示例18: prop_map_sessions_strv

static int prop_map_sessions_strv(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
        const char *name;
        int r;

        assert(bus);
        assert(m);

        r = sd_bus_message_enter_container(m, 'a', "(so)");
        if (r < 0)
                return r;

        while ((r = sd_bus_message_read(m, "(so)", &name, NULL)) > 0) {
                r = strv_extend(userdata, name);
                if (r < 0)
                        return r;
        }
        if (r < 0)
                return r;

        return sd_bus_message_exit_container(m);
}

开发者ID:AlexBaranosky，项目名称:systemd，代码行数:21，代码来源:loginctl.c

示例19: resolve_host

static int resolve_host(sd_bus *bus, const char *name) {

        _cleanup_bus_message_unref_ sd_bus_message *req = NULL, *reply = NULL;
        _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
        const char *canonical = NULL;
        char ifname[IF_NAMESIZE] = "";
        unsigned c = 0;
        int r;
        uint64_t flags;
        usec_t ts;

        assert(name);

        if (arg_ifindex > 0 && !if_indextoname(arg_ifindex, ifname))
                return log_error_errno(errno, "Failed to resolve interface name for index %i: %m", arg_ifindex);

        log_debug("Resolving %s (family %s, interface %s).", name, af_to_name(arg_family) ?: "*", isempty(ifname) ? "*" : ifname);

        r = sd_bus_message_new_method_call(
                        bus,
                        &req,
                        "org.freedesktop.resolve1",
                        "/org/freedesktop/resolve1",
                        "org.freedesktop.resolve1.Manager",
                        "ResolveHostname");
        if (r < 0)
                return bus_log_create_error(r);

        r = sd_bus_message_append(req, "isit", arg_ifindex, name, arg_family, arg_flags);
        if (r < 0)
                return bus_log_create_error(r);

        ts = now(CLOCK_MONOTONIC);

        r = sd_bus_call(bus, req, DNS_CALL_TIMEOUT_USEC, &error, &reply);
        if (r < 0) {
                log_error("%s: resolve call failed: %s", name, bus_error_message(&error, r));
                return r;
        }

        ts = now(CLOCK_MONOTONIC) - ts;

        r = sd_bus_message_enter_container(reply, 'a', "(iiay)");
        if (r < 0)
                return bus_log_parse_error(r);

        while ((r = sd_bus_message_enter_container(reply, 'r', "iiay")) > 0) {
                const void *a;
                size_t sz;
                _cleanup_free_ char *pretty = NULL;
                int ifindex, family;

                assert_cc(sizeof(int) == sizeof(int32_t));

                r = sd_bus_message_read(reply, "ii", &ifindex, &family);
                if (r < 0)
                        return bus_log_parse_error(r);

                r = sd_bus_message_read_array(reply, 'y', &a, &sz);
                if (r < 0)
                        return bus_log_parse_error(r);

                r = sd_bus_message_exit_container(reply);
                if (r < 0)
                        return bus_log_parse_error(r);

                if (!IN_SET(family, AF_INET, AF_INET6)) {
                        log_debug("%s: skipping entry with family %d (%s)", name, family, af_to_name(family) ?: "unknown");
                        continue;
                }

                if (sz != FAMILY_ADDRESS_SIZE(family)) {
                        log_error("%s: systemd-resolved returned address of invalid size %zu for family %s", name, sz, af_to_name(family) ?: "unknown");
                        continue;
                }

开发者ID:rothwerx，项目名称:systemd，代码行数:75，代码来源:resolve-host.c

示例20: bus_test_polkit

int bus_test_polkit(
                sd_bus_message *call,
                int capability,
                const char *action,
                const char **details,
                uid_t good_user,
                bool *_challenge,
                sd_bus_error *e) {

        int r;

        assert(call);
        assert(action);

        /* Tests non-interactively! */

        r = check_good_user(call, good_user);
        if (r != 0)
                return r;

        r = sd_bus_query_sender_privilege(call, capability);
        if (r < 0)
                return r;
        else if (r > 0)
                return 1;
#ifdef ENABLE_POLKIT
        else {
                _cleanup_(sd_bus_message_unrefp) sd_bus_message *request = NULL;
                _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
                int authorized = false, challenge = false;
                const char *sender, **k, **v;

                sender = sd_bus_message_get_sender(call);
                if (!sender)
                        return -EBADMSG;

                r = sd_bus_message_new_method_call(
                                call->bus,
                                &request,
                                "org.freedesktop.PolicyKit1",
                                "/org/freedesktop/PolicyKit1/Authority",
                                "org.freedesktop.PolicyKit1.Authority",
                                "CheckAuthorization");
                if (r < 0)
                        return r;

                r = sd_bus_message_append(
                                request,
                                "(sa{sv})s",
                                "system-bus-name", 1, "name", "s", sender,
                                action);
                if (r < 0)
                        return r;

                r = sd_bus_message_open_container(request, 'a', "{ss}");
                if (r < 0)
                        return r;

                STRV_FOREACH_PAIR(k, v, details) {
                        r = sd_bus_message_append(request, "{ss}", *k, *v);
                        if (r < 0)
                                return r;
                }

                r = sd_bus_message_close_container(request);
                if (r < 0)
                        return r;

                r = sd_bus_message_append(request, "us", 0, NULL);
                if (r < 0)
                        return r;

                r = sd_bus_call(call->bus, request, 0, e, &reply);
                if (r < 0) {
                        /* Treat no PK available as access denied */
                        if (sd_bus_error_has_name(e, SD_BUS_ERROR_SERVICE_UNKNOWN)) {
                                sd_bus_error_free(e);
                                return -EACCES;
                        }

                        return r;
                }

                r = sd_bus_message_enter_container(reply, 'r', "bba{ss}");
                if (r < 0)
                        return r;

                r = sd_bus_message_read(reply, "bb", &authorized, &challenge);
                if (r < 0)
                        return r;

                if (authorized)
                        return 1;

                if (_challenge) {
                        *_challenge = challenge;
                        return 0;
                }
        }

开发者ID:ChALkeR，项目名称:systemd，代码行数:99，代码来源:bus-util.c

注：本文中的sd_bus_message_enter_container函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

鲜花

握手

雷人

路过

鸡蛋

该文章已有0人参与评论

请发表评论

全部评论

专题导读

More+

10-27 六六分期app的软件客服如何联系？(六六分期

11-06 可心卡盟:win10系统火狐flash插件崩溃怎么

11-06 亲亲特价:怎么删除回收站图标

11-06 济南大学虚拟社区:鲁大师节能降温的具体办

11-06 xlueops.exe:无线网络安装向导

11-06 女斗合众国:win7系统cf与主机连接不稳定怎

11-06 0xc000022-[cf烟雾头]cf怎么调烟雾头

11-06 qizideyouhuo:应用程序无法正常启动0xc0000

11-06 ipz-185:win7系统vcf文件怎么打开

11-06 傻哥蹦迪:win10系统s4怎么打开usb调试

11-06 八神浩树gtaste:回收站清空了怎么恢复

11-06 妖尾之黑色守护:win10系统电脑没有1440x900

11-06 校园至尊魔王小说:win7系统浏览网页时字体

11-06 女斗合众国:win10系统访问共享文件夹提示请

11-06 tokyo hot n0654:恢复win7系统默认字体一招

11-06 雨酷仙境:设置win7系统转移临时文件夹腾出

11-06 阿穆纳伊之杖:win7系统开始菜单在右边还原

11-06 tunespotting:win10系统火狐flash插件总是

11-06 甘尔葛分析师：计谋网站seo关键词暴涨有什

11-06 蔡贵霖: 计谋网站seo关键词暴涨有什么秘密

11-06 博益网首页:ao3网页版进入不了解决方法

11-06 漏斗子专栏: 网站数据分析小白易懂精华篇

11-06 见证双虹怎么做:win7系统开启telnet命令的

11-06 颾狐蝶蜋:系统资源不足无法完成请求的服务

11-06 国光中学校歌:提交网站到alexa查询详细步骤

11-06 西安有情天:静态网页和动态网页的区别

11-06 红木雅尚斋:外部链接构造对网站的好处

11-06 前官礼遇：防止域名劫持–增强域安全性的10

11-06 密传二转答案: 中文分词算法有哪些

11-06 金泉家园邮编:百度快照劫持的表现及应对方

C++ sd_bus_message_new_method_call函数代码示例发布时间：2022-05-30

C++ sd_bus_message_append函数代码示例发布时间：2022-05-30

剪的笔顺,诠释剪的笔画,认识剪的部首

1 六六分期app的软件客服如何联系？(六六分期

六六分期app的软件客服如何联系？不知道吗？加qq群【895510560】即可！标题：六六分期

阅读：17948|2023-10-27

2 可心卡盟:win10系统火狐flash插件崩溃怎么

今天小编告诉大家如何处理win10系统火狐flash插件总是崩溃的问题，可能很多用户都不知

阅读：9562|2022-11-06

3 亲亲特价:怎么删除回收站图标

今天小编告诉大家如何对win10系统删除桌面回收站图标进行设置，可能很多用户都不知道

阅读：8126|2022-11-06

4 济南大学虚拟社区:鲁大师节能降温的具体办

今天小编告诉大家如何对win10系统电脑设置节能降温的设置方法，想必大家都遇到过需要

阅读：8507|2022-11-06

5 xlueops.exe:无线网络安装向导

我们在使用xp系统的过程中,经常需要对xp系统无线网络安装向导设置进行设置，可能很多

阅读：8410|2022-11-06

6 女斗合众国:win7系统cf与主机连接不稳定怎

今天小编告诉大家如何处理win7系统玩cf老是与主机连接不稳定的问题，可能很多用户都不

阅读：9301|2022-11-06

7 0xc000022-[cf烟雾头]cf怎么调烟雾头

电脑对日常生活的重要性小编就不多说了，可是一旦碰到win7系统设置cf烟雾头的问题，很

阅读：8374|2022-11-06

8 qizideyouhuo:应用程序无法正常启动0xc0000

我们在日常使用电脑的时候，有的小伙伴们可能在打开应用的时候会遇见提示应用程序无法

阅读：7805|2022-11-06

9 ipz-185:win7系统vcf文件怎么打开

今天小编告诉大家如何对win7系统打开vcf文件进行设置，可能很多用户都不知道怎么对win

阅读：8357|2022-11-06

10 傻哥蹦迪:win10系统s4怎么打开usb调试

今天小编告诉大家如何对win10系统s4开启USB调试模式进行设置，可能很多用户都不知道怎

阅读：7359|2022-11-06

客服电话

电子邮件

C++ sd_bus_message_enter_container函数代码示例

示例1: count_addresses

示例2: sd_bus_get_property_strv

示例3: kbdctx_set_locale

示例4: sd_bus_get_property_trivial

示例5: print_inhibitors

示例6: sd_bus_get_property

示例7: callback

示例8: print_inhibitors

示例9: sd_bus_get_property_string

示例10: manager_read_name

示例11: list_sessions

示例12: map_server_address

示例13: print_changes

示例14: map_ntp_message

示例15: list_users

示例16: list_seats

示例17: prop_map_first_of_struct

示例18: prop_map_sessions_strv

示例19: resolve_host

示例20: bus_test_polkit

请发表评论

全部评论

上一篇：

下一篇：

bradtraversy/iweather: Ionic 3 mobile we

geekammo/MicroView-Arduino-Library: Micr

joaomh/curso-de-matlab

断牙刷新位置时间（断牙属性及刷新位置介绍

rugk/mastodon-simplified-federation: Sim

剪的笔顺,诠释剪的笔画,认识剪的部首

六六分期app的软件客服如何联系？(六六分期

florent37/ViewAnimator: A fluent Android

florent37/Shrine-MaterialDesign2: implem

CVE-2020-36276

SimpleSoftwareIO/simple-sms: Send and re

关于我们

产品与服务

解决方案

139-2527-9053