mirror of
https://git.kernel.org/pub/scm/libs/libgpiod/libgpiod.git
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a5ab76da1e
Add the D-Bus API definition and its implementation in the form of a GPIO manager daemon and a companion command-line client as well as some additional configuration and data files (systemd service, example udev configuration, etc.) and test suites. Tested-by: Alexander Sverdlin <alexander.sverdlin@siemens.com> Link: https://lore.kernel.org/r/20240812-dbus-v5-4-ead288509217@linaro.org Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
117 lines
3.8 KiB
C
117 lines
3.8 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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// SPDX-FileCopyrightText: 2022-2023 Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
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#include <gio/gio.h>
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#include <glib.h>
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#include <gpiod-test.h>
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#include <gpiod-test-common.h>
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#include <gpiodbus.h>
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#include <gpiosim-glib.h>
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#include "daemon-process.h"
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#include "helpers.h"
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#define GPIOD_TEST_GROUP "gpiodbus/request"
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static GVariant *make_empty_request_config(void)
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{
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GVariantBuilder builder;
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g_variant_builder_init(&builder, G_VARIANT_TYPE("a{sv}"));
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return g_variant_ref_sink(g_variant_builder_end(&builder));
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}
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static GVariant *make_input_lines_line_config(void)
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{
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g_autoptr(GVariant) output_values = NULL;
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g_autoptr(GVariant) line_settings = NULL;
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g_autoptr(GVariant) line_offsets = NULL;
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g_autoptr(GVariant) line_configs = NULL;
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g_autoptr(GVariant) line_config = NULL;
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GVariantBuilder builder;
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g_variant_builder_init(&builder, G_VARIANT_TYPE_ARRAY);
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g_variant_builder_add_value(&builder, g_variant_new_uint32(3));
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g_variant_builder_add_value(&builder, g_variant_new_uint32(5));
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g_variant_builder_add_value(&builder, g_variant_new_uint32(7));
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line_offsets = g_variant_builder_end(&builder);
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g_variant_builder_init(&builder, G_VARIANT_TYPE_ARRAY);
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g_variant_builder_add_value(&builder,
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g_variant_new("{sv}", "direction",
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g_variant_new_string("input")));
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line_settings = g_variant_builder_end(&builder);
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g_variant_builder_init(&builder, G_VARIANT_TYPE_TUPLE);
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g_variant_builder_add_value(&builder, g_variant_ref(line_offsets));
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g_variant_builder_add_value(&builder, g_variant_ref(line_settings));
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line_config = g_variant_builder_end(&builder);
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g_variant_builder_init(&builder, G_VARIANT_TYPE_ARRAY);
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g_variant_builder_add_value(&builder, g_variant_ref(line_config));
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line_configs = g_variant_builder_end(&builder);
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output_values = g_variant_new("ai", NULL);
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g_variant_builder_init(&builder, G_VARIANT_TYPE_TUPLE);
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g_variant_builder_add_value(&builder, g_variant_ref(line_configs));
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g_variant_builder_add_value(&builder, g_variant_ref(output_values));
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return g_variant_ref_sink(g_variant_builder_end(&builder));
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}
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GPIOD_TEST_CASE(request_input_lines)
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{
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g_autoptr(GPIOSimChip) sim = g_gpiosim_chip_new("num-lines", 8, NULL);
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g_autoptr(GpiodbusDaemonProcess) mgr = NULL;
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g_autoptr(GVariant) request_config = NULL;
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g_autoptr(GVariant) line_config = NULL;
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g_autofree gchar *request_path = NULL;
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g_autoptr(GpiodbusChip) chip = NULL;
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g_autofree gchar *obj_path = NULL;
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mgr = gpiodbus_daemon_process_new();
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gpiodbus_test_wait_for_sim_intf(sim);
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obj_path = g_strdup_printf("/io/gpiod1/chips/%s",
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g_gpiosim_chip_get_name(sim));
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chip = gpiodbus_test_get_chip_proxy_or_fail(obj_path);
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line_config = make_input_lines_line_config();
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request_config = make_empty_request_config();
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gpiodbus_test_chip_call_request_lines_sync_or_fail(chip, line_config,
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request_config,
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&request_path);
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}
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GPIOD_TEST_CASE(release_request)
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{
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g_autoptr(GPIOSimChip) sim = g_gpiosim_chip_new("num-lines", 8, NULL);
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g_autoptr(GpiodbusDaemonProcess) mgr = NULL;
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g_autoptr(GVariant) request_config = NULL;
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g_autoptr(GpiodbusRequest) request = NULL;
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g_autoptr(GVariant) line_config = NULL;
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g_autofree gchar *request_path = NULL;
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g_autoptr(GpiodbusChip) chip = NULL;
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g_autofree gchar *obj_path = NULL;
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mgr = gpiodbus_daemon_process_new();
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gpiodbus_test_wait_for_sim_intf(sim);
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obj_path = g_strdup_printf("/io/gpiod1/chips/%s",
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g_gpiosim_chip_get_name(sim));
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chip = gpiodbus_test_get_chip_proxy_or_fail(obj_path);
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line_config = make_input_lines_line_config();
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request_config = make_empty_request_config();
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gpiodbus_test_chip_call_request_lines_sync_or_fail(chip, line_config,
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request_config,
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&request_path);
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request = gpiodbus_test_get_request_proxy_or_fail(request_path);
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gpiodbus_test_request_call_release_sync_or_fail(request);
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}
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