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udev.c
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udev.c
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/* This program 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.
*
* This program 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 this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Copyright (C) 2009 Red Hat, Inc.
* Copyright (c) 2010 Michal Cihar <michal@cihar.com>
*/
#include <glib.h>
#define G_UDEV_API_IS_SUBJECT_TO_CHANGE
#include <gudev/gudev.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
#include <gammu.h> /* For PRINTF_STYLE and locales */
#include "../helper/locales.h" /* For gettext */
#include "config.h"
#include "udev.h"
#include "main.h"
PRINTF_STYLE(2, 3)
static void println(guint indent, const char *fmt, ...)
{
va_list args;
char real_fmt[1000] = "; ";
guint i;
g_return_if_fail(fmt != NULL);
g_return_if_fail(indent < sizeof(real_fmt) - 2 - strlen(fmt));
for (i = 0; i < indent; i++)
real_fmt[i + 2] = ' ';
strcpy(&real_fmt[i + 2], fmt);
real_fmt[i + 2 + strlen(fmt)] = '\n';
real_fmt[i + 2 + strlen(fmt) + 1] = '\0';
va_start(args, fmt);
if (debug)
vprintf(real_fmt, args);
va_end(args);
}
static void dump_device_and_parent(GUdevDevice * device, guint indent)
{
const gchar *const *list;
const gchar *const *iter;
GUdevDevice *parent;
char propstr[500];
guint32 namelen = 0, i;
println(indent, "------------------------------------------------------");
println(indent, "%-20s %s", _("Name:"), g_udev_device_get_name(device));
println(indent, "%-20s %s", _("Type:"), g_udev_device_get_devtype(device));
println(indent, "%-20s %s", _("Subsystem:"), g_udev_device_get_subsystem(device));
println(indent, "%-20s %s", _("Number:"), g_udev_device_get_number(device));
println(indent, "%-20s %s", _("Path:"), g_udev_device_get_sysfs_path(device));
println(indent, "%-20s %s", _("Driver:"), g_udev_device_get_driver(device));
println(indent, "%-20s %lld", _("Sequential Number:"), (long long int)g_udev_device_get_seqnum(device));
println(indent, "%-20s %s", _("Device File:"), g_udev_device_get_device_file(device));
println(indent, " ");
println(indent, _("Properties:"));
/* Get longest property name length for alignment */
list = g_udev_device_get_property_keys(device);
for (iter = list; iter && *iter; iter++) {
if (strlen(*iter) > namelen)
namelen = strlen(*iter);
}
namelen++;
for (iter = list; iter && *iter; iter++) {
strcpy(propstr, *iter);
strcat(propstr, ":");
for (i = 0; i < namelen - strlen(*iter); i++)
strcat(propstr, " ");
strcat(propstr, g_udev_device_get_property(device, *iter));
println(indent + 2, "%s", propstr);
}
println(indent, " ");
parent = g_udev_device_get_parent(device);
if (parent) {
dump_device_and_parent(parent, indent + 4);
g_object_unref(parent);
}
}
static gboolean device_is_acm(GUdevDevice * device)
{
GUdevDevice *parent;
parent = g_udev_device_get_parent(device);
if (parent) {
/* Serial driver */
if (g_strcmp0(g_udev_device_get_driver(parent), "cdc_acm") == 0) {
g_object_unref(parent);
return TRUE;
}
g_object_unref(parent);
}
return FALSE;
}
static gboolean device_is_usb_serial(GUdevDevice * device)
{
GUdevDevice *parent;
parent = g_udev_device_get_parent(device);
if (parent) {
/* Serial driver */
if (g_strcmp0(g_udev_device_get_subsystem(parent), "usb-serial") == 0) {
g_object_unref(parent);
return TRUE;
}
g_object_unref(parent);
}
return FALSE;
}
static gboolean device_is_serial(GUdevDevice * device)
{
GUdevDevice *parent;
parent = g_udev_device_get_parent(device);
if (parent) {
/* Serial driver */
if (g_strcmp0(g_udev_device_get_name(parent), "serial8250") == 0) {
g_object_unref(parent);
return TRUE;
}
g_object_unref(parent);
}
return FALSE;
}
static gboolean device_is_valid(GUdevDevice * device)
{
if (device_is_serial(device)) {
return TRUE;
}
if (device_is_acm(device)) {
return TRUE;
}
if (device_is_usb_serial(device)) {
return TRUE;
}
return FALSE;
}
static void device_dump_config(GUdevDevice * device)
{
gchar *device_name, *name;
device_name = g_strdup_printf("/dev/%s", g_udev_device_get_name(device));
if (device_is_serial(device)) {
name = g_strdup_printf(_("Phone on serial port %s"), g_udev_device_get_number(device));
} else if (device_is_usb_serial(device)) {
name = g_strdup_printf(_("Phone on USB serial port %s %s"), g_udev_device_get_property(device, "ID_VENDOR"), g_udev_device_get_property(device, "ID_MODEL"));
} else if (device_is_acm(device)) {
name = g_strdup_printf("%s %s", g_udev_device_get_property(device, "ID_VENDOR"), g_udev_device_get_property(device, "ID_MODEL"));
} else {
name = NULL;
}
print_config(device_name, name, "at");
g_free(device_name);
g_free(name);
}
void udev_detect(void)
{
GUdevClient *client;
const char *subsys[2] = { "tty", NULL };
GList *list, *iter;
client = g_udev_client_new(subsys);
list = g_udev_client_query_by_subsystem(client, subsys[0]);
for (iter = list; iter; iter = g_list_next(iter)) {
dump_device_and_parent(G_UDEV_DEVICE(iter->data), 0);
if (device_is_valid(G_UDEV_DEVICE(iter->data))) {
device_dump_config(G_UDEV_DEVICE(iter->data));
}
g_object_unref(G_UDEV_DEVICE(iter->data));
}
}
/* How should editor hadle tabs in this file? Add editor commands here.
* vim: noexpandtab sw=8 ts=8 sts=8:
*/