88071abb43
Our coding style recommends C style comments (/* */) instead of C++ (//). Also, systemd (which we partly fork) uses C style comments for the SPDX-License-Identifier. Unify the style. $ sed -i '1 s#// SPDX-License-Identifier: \([^ ]\+\)$#/* SPDX-License-Identifier: \1 */#' -- $(git ls-files -- '*.[hc]' '*.[hc]pp')
86 lines
2.5 KiB
C
86 lines
2.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (C) 2011 Red Hat, Inc.
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*/
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/*
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* The example shows how to list connections. Contrast this example with
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* list-connections-gdbus.c, which is a bit lower level and talks directly to NM
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* using GDBus.
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*
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* Compile with:
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* gcc -Wall list-connections-libnm.c -o list-connections-libnm `pkg-config --cflags --libs libnm`
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*/
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#include <glib.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <NetworkManager.h>
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/* Print details of connection */
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static void
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show_connection(NMConnection *connection)
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{
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NMSettingConnection *s_con;
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guint64 timestamp;
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char * timestamp_str;
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char timestamp_real_str[64];
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const char * val1, *val2, *val3, *val4, *val5;
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s_con = nm_connection_get_setting_connection(connection);
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if (s_con) {
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struct tm localtime_data;
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/* Get various info from NMSettingConnection and show it */
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timestamp = nm_setting_connection_get_timestamp(s_con);
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timestamp_str = g_strdup_printf("%" G_GUINT64_FORMAT, timestamp);
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strftime(timestamp_real_str,
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sizeof(timestamp_real_str),
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"%c",
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localtime_r((time_t *) ×tamp, &localtime_data));
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val1 = nm_setting_connection_get_id(s_con);
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val2 = nm_setting_connection_get_uuid(s_con);
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val3 = nm_setting_connection_get_connection_type(s_con);
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val4 = nm_connection_get_path(connection);
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val5 = timestamp ? timestamp_real_str : "never";
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printf("%-25s | %s | %-15s | %-43s | %s\n", val1, val2, val3, val4, val5);
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g_free(timestamp_str);
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}
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}
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int
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main(int argc, char *argv[])
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{
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NMClient * client;
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GError * error = NULL;
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const GPtrArray *connections;
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int i;
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if (!(client = nm_client_new(NULL, &error))) {
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g_message("Error: Could not connect to NetworkManager: %s.", error->message);
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g_error_free(error);
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return EXIT_FAILURE;
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}
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if (!nm_client_get_nm_running(client)) {
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g_message("Error: Can't obtain connections: NetworkManager is not running.");
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return EXIT_FAILURE;
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}
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/* Now the connections can be listed. */
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connections = nm_client_get_connections(client);
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printf("Connections:\n===================\n");
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for (i = 0; i < connections->len; i++)
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show_connection(connections->pdata[i]);
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g_object_unref(client);
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return EXIT_SUCCESS;
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}
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