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broadband-modem: strip prefixes from GMM/GMR/GMI replies

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Some devices prefix the replies with the command, some don't, so
strip off the prefix if it exists.
This commit is contained in:
Dan Williams
2012-12-05 14:38:13 -06:00
parent 4b23fd00a0
commit d952571b2b
1 changed files with 42 additions and 35 deletions
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77
src/mm-broadband-modem.c
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@@ -606,20 +606,34 @@ modem_load_current_capabilities (MMIfaceModem *self,
/*****************************************************************************/
/* Manufacturer loading (Modem interface) */
static gchar *
sanitize_info_reply (GVariant *v, const char *prefix)
{
const gchar *reply, *p;
gchar *sanitized;
/* Strip any leading command reply */
reply = g_variant_get_string (v, NULL);
p = strstr (reply, prefix);
if (p)
reply = p + strlen (prefix);
sanitized = g_strdup (reply);
return mm_strip_quotes (g_strstrip (sanitized));
}
static gchar *
modem_load_manufacturer_finish (MMIfaceModem *self,
GAsyncResult *res,
GError **error)
{
GVariant *result;
gchar *manufacturer;
gchar *manufacturer = NULL;
result = mm_base_modem_at_sequence_finish (MM_BASE_MODEM (self), res, NULL, error);
if (!result)
return NULL;
manufacturer = g_strstrip (g_variant_dup_string (result, NULL));
mm_dbg ("loaded manufacturer: %s", manufacturer);
if (result) {
manufacturer = sanitize_info_reply (result, "GMI:");
mm_dbg ("loaded manufacturer: %s", manufacturer);
}
return manufacturer;
}
@@ -653,24 +667,13 @@ modem_load_model_finish (MMIfaceModem *self,
GError **error)
{
GVariant *result;
const gchar *p;
gchar *model;
gchar *model = NULL;
result = mm_base_modem_at_sequence_finish (MM_BASE_MODEM (self), res, NULL, error);
if (!result)
return NULL;
p = g_variant_get_string (result, NULL);
/* Some devices (e.g. ZTE MF820D) seem to include the command prefix */
p = mm_strip_tag (p, "+CGMM:");
p = mm_strip_tag (p, "+GMM:");
model = g_strdup (p);
/* Stripping quotes modifies string in place */
model = mm_strip_quotes (model);
mm_dbg ("loaded model: %s", model);
if (result) {
model = sanitize_info_reply (result, "GMM:");
mm_dbg ("loaded model: %s", model);
}
return model;
}
@@ -704,14 +707,13 @@ modem_load_revision_finish (MMIfaceModem *self,
GError **error)
{
GVariant *result;
gchar *revision;
gchar *revision = NULL;
result = mm_base_modem_at_sequence_finish (MM_BASE_MODEM (self), res, NULL, error);
if (!result)
return NULL;
revision = g_strstrip (g_variant_dup_string (result, NULL));
mm_dbg ("loaded revision: %s", revision);
if (result) {
revision = sanitize_info_reply (result, "GMR:");
mm_dbg ("loaded revision: %s", revision);
}
return revision;
}
@@ -745,15 +747,20 @@ modem_load_equipment_identifier_finish (MMIfaceModem *self,
GError **error)
{
GVariant *result;
gchar *equipment_identifier;
gchar *equip_id = NULL, *tmp;
result = mm_base_modem_at_sequence_finish (MM_BASE_MODEM (self), res, NULL, error);
if (!result)
return NULL;
equipment_identifier = g_variant_dup_string (result, NULL);
mm_dbg ("loaded equipment identifier: %s", equipment_identifier);
return equipment_identifier;
if (result) {
equip_id = sanitize_info_reply (result, "GSN:");
/* Some CDMA devices prefix the ESN with "0x" */
if (strncmp (equip_id, "0x", 2) == 0 && strlen (equip_id) == 10) {
tmp = g_strdup (equip_id + 2);
g_free (equip_id);
equip_id = tmp;
}
mm_dbg ("loaded equipment identifier: %s", equip_id);
}
return equip_id;
}
static const MMBaseModemAtCommand equipment_identifiers[] = {