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author | Aleksander Morgado <aleksander@lanedo.com> | 2012-10-02 15:08:46 +0200 |
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committer | Aleksander Morgado <aleksander@lanedo.com> | 2012-10-04 10:17:05 +0200 |
commit | b6d628b3a10bf183b918c7afe89a5b260eb87760 (patch) | |
tree | 8d87e92f2d8b7da99e6a0e41e49a6aa0ebbf55bd /libmm-glib/mm-location-3gpp.c | |
parent | 624fdb6ab4544a82774e9805332cc242c1068b0f (diff) | |
download | ModemManager-b6d628b3a10bf183b918c7afe89a5b260eb87760.tar.gz |
build: merge libmm-common into libmm-glib
It's pointless to have libmm-common around, just merge it into libmm-glib and
make ModemManager depend on libmm-glib directly. At the end, the non-common
stuff in libmm-glib is really minimal.
Diffstat (limited to 'libmm-glib/mm-location-3gpp.c')
-rw-r--r-- | libmm-glib/mm-location-3gpp.c | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/libmm-glib/mm-location-3gpp.c b/libmm-glib/mm-location-3gpp.c new file mode 100644 index 000000000..8ac599f45 --- /dev/null +++ b/libmm-glib/mm-location-3gpp.c @@ -0,0 +1,280 @@ +/* -*- 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 Google, Inc. + */ + +#include <string.h> +#include <ctype.h> +#include <stdlib.h> + +#include "mm-errors-types.h" +#include "mm-common-helpers.h" +#include "mm-location-3gpp.h" + +G_DEFINE_TYPE (MMLocation3gpp, mm_location_3gpp, G_TYPE_OBJECT); + +struct _MMLocation3gppPrivate { + guint mobile_country_code; + guint mobile_network_code; + gulong location_area_code; + gulong cell_id; +}; + +/*****************************************************************************/ + +guint +mm_location_3gpp_get_mobile_country_code (MMLocation3gpp *self) +{ + g_return_val_if_fail (MM_IS_LOCATION_3GPP (self), 0); + + return self->priv->mobile_country_code; +} + +guint +mm_location_3gpp_get_mobile_network_code (MMLocation3gpp *self) +{ + g_return_val_if_fail (MM_IS_LOCATION_3GPP (self), 0); + + return self->priv->mobile_network_code; +} + +gulong +mm_location_3gpp_get_location_area_code (MMLocation3gpp *self) +{ + g_return_val_if_fail (MM_IS_LOCATION_3GPP (self), 0); + + return self->priv->location_area_code; +} + +gulong +mm_location_3gpp_get_cell_id (MMLocation3gpp *self) +{ + g_return_val_if_fail (MM_IS_LOCATION_3GPP (self), 0); + + return self->priv->cell_id; +} + +gboolean +mm_location_3gpp_set_mobile_country_code (MMLocation3gpp *self, + guint mobile_country_code) +{ + g_return_val_if_fail (MM_IS_LOCATION_3GPP (self), FALSE); + + /* If no change in the location info, don't do anything */ + if (self->priv->mobile_country_code == mobile_country_code) + return FALSE; + + self->priv->mobile_country_code = mobile_country_code; + return TRUE; +} + +gboolean +mm_location_3gpp_set_mobile_network_code (MMLocation3gpp *self, + guint mobile_network_code) +{ + g_return_val_if_fail (MM_IS_LOCATION_3GPP (self), FALSE); + + /* If no change in the location info, don't do anything */ + if (self->priv->mobile_network_code == mobile_network_code) + return FALSE; + + self->priv->mobile_network_code = mobile_network_code; + return TRUE; +} + +gboolean +mm_location_3gpp_set_location_area_code (MMLocation3gpp *self, + gulong location_area_code) +{ + g_return_val_if_fail (MM_IS_LOCATION_3GPP (self), FALSE); + + /* If no change in the location info, don't do anything */ + if (self->priv->location_area_code == location_area_code) + return FALSE; + + self->priv->location_area_code = location_area_code; + return TRUE; +} + + +gboolean +mm_location_3gpp_set_cell_id (MMLocation3gpp *self, + gulong cell_id) +{ + g_return_val_if_fail (MM_IS_LOCATION_3GPP (self), FALSE); + + /* If no change in the location info, don't do anything */ + if (self->priv->cell_id == cell_id) + return FALSE; + + self->priv->cell_id = cell_id; + return TRUE; +} + +/*****************************************************************************/ + +GVariant * +mm_location_3gpp_get_string_variant (MMLocation3gpp *self) +{ + GVariant *variant = NULL; + + g_return_val_if_fail (MM_IS_LOCATION_3GPP (self), NULL); + + if (self->priv->mobile_country_code && + self->priv->mobile_network_code && + self->priv->location_area_code && + self->priv->cell_id) { + gchar *str; + + str = g_strdup_printf ("%u,%u,%lX,%lX", + self->priv->mobile_country_code, + self->priv->mobile_network_code, + self->priv->location_area_code, + self->priv->cell_id); + + variant = g_variant_new_string (str); + g_free (str); + } + + return variant; +} + +/*****************************************************************************/ + +static gboolean +validate_string_length (const gchar *display, + const gchar *str, + guint max_length, + GError **error) +{ + /* Avoid empty strings */ + if (!str || !str[0]) { + g_set_error (error, + MM_CORE_ERROR, + MM_CORE_ERROR_INVALID_ARGS, + "Invalid %s: none given", + display); + return FALSE; + } + + /* Check max length of the field */ + if (strlen (str) > max_length) { + g_set_error (error, + MM_CORE_ERROR, + MM_CORE_ERROR_INVALID_ARGS, + "Invalid %s: longer than the maximum expected (%u): '%s'", + display, + max_length, + str); + return FALSE; + } + + return TRUE; +} + +static gboolean +validate_numeric_string_content (const gchar *display, + const gchar *str, + gboolean hex, + GError **error) +{ + guint i; + + for (i = 0; str[i]; i++) { + if ((hex && !g_ascii_isxdigit (str[i])) || + (!hex && !g_ascii_isdigit (str[i]))) { + g_set_error (error, + MM_CORE_ERROR, + MM_CORE_ERROR_INVALID_ARGS, + "Invalid %s: unexpected char (%c): '%s'", + display, + str[i], + str); + return FALSE; + } + } + + return TRUE; +} + +MMLocation3gpp * +mm_location_3gpp_new_from_string_variant (GVariant *string, + GError **error) +{ + MMLocation3gpp *self = NULL; + gchar **split; + + 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 3GPP location from string: " + "invalid variant type received"); + return NULL; + } + + split = g_strsplit (g_variant_get_string (string, NULL), ",", -1); + if (!split) { + g_set_error (error, + MM_CORE_ERROR, + MM_CORE_ERROR_INVALID_ARGS, + "Invalid 3GPP location string: '%s'", + g_variant_get_string (string, NULL)); + return NULL; + } + + /* Validate fields */ + if (validate_string_length ("MCC", split[0], 3, error) && + validate_numeric_string_content ("MCC", split[0], FALSE, error) && + validate_string_length ("MNC", split[1], 3, error) && + validate_numeric_string_content ("MNC", split[1], FALSE, error) && + validate_string_length ("Location area code", split[2], 4, error) && + validate_numeric_string_content ("Location area code", split[2], TRUE, error) && + validate_string_length ("Cell ID", split[3], 8, error) && + validate_numeric_string_content ("Cell ID", split[3], TRUE, error)) { + /* Create new location object */ + self = mm_location_3gpp_new (); + self->priv->mobile_country_code = strtol (split[0], NULL, 10); + self->priv->mobile_network_code = strtol (split[1], NULL, 10); + self->priv->location_area_code = strtol (split[2], NULL, 16); + self->priv->cell_id = strtol (split[3], NULL, 16); + } + + g_strfreev (split); + return self; +} + +/*****************************************************************************/ + +MMLocation3gpp * +mm_location_3gpp_new (void) +{ + return (MM_LOCATION_3GPP ( + g_object_new (MM_TYPE_LOCATION_3GPP, NULL))); +} + +static void +mm_location_3gpp_init (MMLocation3gpp *self) +{ + self->priv = G_TYPE_INSTANCE_GET_PRIVATE ((self), + MM_TYPE_LOCATION_3GPP, + MMLocation3gppPrivate); +} + +static void +mm_location_3gpp_class_init (MMLocation3gppClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + g_type_class_add_private (object_class, sizeof (MMLocation3gppPrivate)); +} |