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modem-helpers: new method to validate and/or parse MCC/MNC operator ID string

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This commit is contained in:
Aleksander Morgado
2012-08-08 10:12:43 +02:00
parent 02573a5565
commit 51678e141b
3 changed files with 138 additions and 0 deletions
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60
src/mm-modem-helpers.c
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@@ -1465,6 +1465,66 @@ mm_3gpp_get_ip_family_from_pdp_type (const gchar *pdp_type)
/*************************************************************************/
gboolean
mm_3gpp_parse_operator_id (const gchar *operator_id,
guint16 *mcc,
guint16 *mnc,
GError **error)
{
guint len;
guint i;
gchar aux[4];
guint16 tmp;
g_assert (operator_id != NULL);
len = strlen (operator_id);
if (len != 5 && len != 6) {
g_set_error (error,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Operator ID must have 5 or 6 digits");
return FALSE;
}
for (i = 0; i < len; i++) {
if (!g_ascii_isdigit (operator_id[i])) {
g_set_error (error,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Operator ID must only contain digits");
return FALSE;
}
}
memcpy (&aux[0], operator_id, 3);
aux[3] = '\0';
tmp = atoi (aux);
if (tmp == 0) {
g_set_error (error,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"MCC must not be zero");
return FALSE;
}
if (mcc)
*mcc = tmp;
if (mnc) {
if (len == 5) {
memcpy (&aux[0], &operator_id[3], 2);
aux[2] = '\0';
} else
memcpy (&aux[0], &operator_id[3], 3);
*mnc = atoi (aux);
}
return TRUE;
}
/*************************************************************************/
gboolean
mm_cdma_parse_spservice_read_response (const gchar *reply,
MMModemCdmaRegistrationState *out_cdma_1x_state,