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libmm-common: new helper `MMModemLocationGpsNmea' object

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This commit is contained in:
Aleksander Morgado
2012-03-27 16:33:25 +02:00
parent 2072190691
commit 0012b71186
4 changed files with 255 additions and 0 deletions
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4
libmm-common/Makefile.am
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@@ -164,6 +164,7 @@ mm-bearer-properties.c: mm-errors-types.h
mm-sms-properties.c: mm-errors-types.h
mm-bearer-ip-config.c: mm-errors-types.h
mm-location-3gpp.c: mm-errors-types.h
mm-location-gps-nmea.c: mm-errors-types.h
mm-unlock-retries.c: mm-enums-types.h
mm-network-timezone.c: mm-errors-types.h
@@ -178,6 +179,7 @@ include_HEADERS = \
mm-sms-properties.h \
mm-bearer-ip-config.h \
mm-location-3gpp.h \
mm-location-gps-nmea.h \
mm-unlock-retries.h \
mm-network-timezone.h \
mm-gdbus-manager.h \
@@ -205,6 +207,8 @@ libmm_common_la_SOURCES = \
mm-bearer-ip-config.c \
mm-location-3gpp.h \
mm-location-3gpp.c \
mm-location-gps-nmea.h \
mm-location-gps-nmea.c \
mm-unlock-retries.h \
mm-unlock-retries.c \
mm-network-timezone.h \

1
libmm-common/libmm-common.h
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@@ -32,6 +32,7 @@
#include "mm-bearer-properties.h"
#include "mm-bearer-ip-config.h"
#include "mm-location-3gpp.h"
#include "mm-location-gps-nmea.h"
#include "mm-unlock-retries.h"
#include "mm-network-timezone.h"
#include "mm-gdbus-manager.h"

189
libmm-common/mm-location-gps-nmea.c Normal file
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@@ -0,0 +1,189 @@
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* 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:
*
* Copyright (C) 2012 Lanedo GmbH <aleksander@lanedo.com>
*/
#include <string.h>
#include <ctype.h>
#include <stdlib.h>
#include "mm-errors-types.h"
#include "mm-location-gps-nmea.h"
G_DEFINE_TYPE (MMLocationGpsNmea, mm_location_gps_nmea, G_TYPE_OBJECT);
struct _MMLocationGpsNmeaPrivate {
GHashTable *traces;
};
/*****************************************************************************/
static gboolean
location_gps_nmea_take_trace (MMLocationGpsNmea *self,
gchar *trace)
{
gchar *i;
gchar *trace_type;
i = strchr (trace, ',');
if (!i || i == trace)
return FALSE;
trace_type = g_malloc (i - trace + 1);
memcpy (trace_type, trace, i - trace);
trace_type[i - trace] = '\0';
g_hash_table_replace (self->priv->traces,
trace_type,
trace);
return TRUE;
}
gboolean
mm_location_gps_nmea_add_trace (MMLocationGpsNmea *self,
const gchar *trace)
{
return location_gps_nmea_take_trace (self, g_strdup (trace));
}
/*****************************************************************************/
const gchar *
mm_location_gps_nmea_get_trace (MMLocationGpsNmea *self,
const gchar *trace_type)
{
return (const gchar *)g_hash_table_lookup (self->priv->traces, trace_type);
}
/*****************************************************************************/
static void
build_full_foreach (const gchar *trace_type,
const gchar *trace,
GString **built)
{
g_string_append (*built, trace);
}
gchar *
mm_location_gps_nmea_build_full (MMLocationGpsNmea *self)
{
GString *built;
built = g_string_new ("");
g_hash_table_foreach (self->priv->traces,
(GHFunc)build_full_foreach,
&built);
return g_string_free (built, FALSE);
}
/*****************************************************************************/
GVariant *
mm_location_gps_nmea_get_string_variant (MMLocationGpsNmea *self)
{
GVariant *variant = NULL;
gchar *built;
g_return_val_if_fail (MM_IS_LOCATION_GPS_NMEA (self), NULL);
built = mm_location_gps_nmea_build_full (self);
variant = g_variant_new_string (built);
g_free (built);
return variant;
}
/*****************************************************************************/
MMLocationGpsNmea *
mm_location_gps_nmea_new_from_string_variant (GVariant *string,
GError **error)
{
MMLocationGpsNmea *self = NULL;
gchar **split;
guint i;
if (!g_variant_is_of_type (string, G_VARIANT_TYPE_STRING)) {
g_set_error (error,
MM_CORE_ERROR,
MM_CORE_ERROR_INVALID_ARGS,
"Cannot create GPS NMEA location from string: "
"invalid variant type received");
return NULL;
}
split = g_strsplit (g_variant_get_string (string, NULL), "\r\n", -1);
if (!split) {
g_set_error (error,
MM_CORE_ERROR,
MM_CORE_ERROR_INVALID_ARGS,
"Invalid GPS NMEA location string: '%s'",
g_variant_get_string (string, NULL));
return NULL;
}
/* Create new location object */
self = mm_location_gps_nmea_new ();
for (i = 0; split[i]; i++) {
if (!location_gps_nmea_take_trace (self, split[i]))
g_free (split[i]);
}
/* Note that the strings in the array of strings were already taken
* or freed */
g_free (split);
return self;
}
/*****************************************************************************/
MMLocationGpsNmea *
mm_location_gps_nmea_new (void)
{
return (MM_LOCATION_GPS_NMEA (
g_object_new (MM_TYPE_LOCATION_GPS_NMEA, NULL)));
}
static void
mm_location_gps_nmea_init (MMLocationGpsNmea *self)
{
self->priv = G_TYPE_INSTANCE_GET_PRIVATE ((self),
MM_TYPE_LOCATION_GPS_NMEA,
MMLocationGpsNmeaPrivate);
self->priv->traces = g_hash_table_new_full (g_str_hash,
g_str_equal,
g_free,
g_free);
}
static void
finalize (GObject *object)
{
MMLocationGpsNmea *self = MM_LOCATION_GPS_NMEA (object);
g_hash_table_destroy (self->priv->traces);
G_OBJECT_CLASS (mm_location_gps_nmea_parent_class)->finalize (object);
}
static void
mm_location_gps_nmea_class_init (MMLocationGpsNmeaClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
g_type_class_add_private (object_class, sizeof (MMLocationGpsNmeaPrivate));
}

61
libmm-common/mm-location-gps-nmea.h Normal file
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@@ -0,0 +1,61 @@
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* 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:
*
* Copyright (C) 2012 Lanedo GmbH <aleksander@lanedo.com>
*/
#ifndef MM_LOCATION_GPS_NMEA_H
#define MM_LOCATION_GPS_NMEA_H
#include <ModemManager.h>
#include <glib-object.h>
G_BEGIN_DECLS
#define MM_TYPE_LOCATION_GPS_NMEA (mm_location_gps_nmea_get_type ())
#define MM_LOCATION_GPS_NMEA(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), MM_TYPE_LOCATION_GPS_NMEA, MMLocationGpsNmea))
#define MM_LOCATION_GPS_NMEA_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), MM_TYPE_LOCATION_GPS_NMEA, MMLocationGpsNmeaClass))
#define MM_IS_LOCATION_GPS_NMEA(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), MM_TYPE_LOCATION_GPS_NMEA))
#define MM_IS_LOCATION_GPS_NMEA_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), MM_TYPE_LOCATION_GPS_NMEA))
#define MM_LOCATION_GPS_NMEA_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), MM_TYPE_LOCATION_GPS_NMEA, MMLocationGpsNmeaClass))
typedef struct _MMLocationGpsNmea MMLocationGpsNmea;
typedef struct _MMLocationGpsNmeaClass MMLocationGpsNmeaClass;
typedef struct _MMLocationGpsNmeaPrivate MMLocationGpsNmeaPrivate;
struct _MMLocationGpsNmea {
GObject parent;
MMLocationGpsNmeaPrivate *priv;
};
struct _MMLocationGpsNmeaClass {
GObjectClass parent;
};
GType mm_location_gps_nmea_get_type (void);
MMLocationGpsNmea *mm_location_gps_nmea_new (void);
MMLocationGpsNmea *mm_location_gps_nmea_new_from_string_variant (GVariant *string,
GError **error);
gboolean mm_location_gps_nmea_add_trace (MMLocationGpsNmea *self,
const gchar *trace);
const gchar *mm_location_gps_nmea_get_trace (MMLocationGpsNmea *self,
const gchar *trace_type);
gchar *mm_location_gps_nmea_build_full (MMLocationGpsNmea *self);
GVariant *mm_location_gps_nmea_get_string_variant (MMLocationGpsNmea *self);
G_END_DECLS
#endif /* MM_LOCATION_GPS_NMEA_H */