Files
ModemManager/plugins/cinterion/mm-modem-helpers-cinterion.c

1673 lines
64 KiB
C

/* -*- 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) 2014 Aleksander Morgado <aleksander@aleksander.es>
* Copyright (C) 2016 Trimble Navigation Limited
* Copyright (C) 2016 Matthew Stanger <matthew_stanger@trimble.com>
* Copyright (C) 2019 Purism SPC
*/
#include <config.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include "ModemManager.h"
#define _LIBMM_INSIDE_MM
#include <libmm-glib.h>
#include "mm-log-object.h"
#include "mm-charsets.h"
#include "mm-errors-types.h"
#include "mm-modem-helpers-cinterion.h"
#include "mm-modem-helpers.h"
#include "mm-port-serial-at.h"
/* Setup relationship between the 3G band bitmask in the modem and the bitmask
* in ModemManager. */
typedef struct {
guint32 cinterion_band_flag;
MMModemBand mm_band;
} CinterionBand;
typedef struct {
MMCinterionRbBlock cinterion_band_block;
guint32 cinterion_band_flag;
MMModemBand mm_band;
} CinterionBandEx;
/* Table checked in PLS8-X/E/J/V/US, HC25 & PHS8 references. The table includes 2/3/4G
* frequencies. Depending on which one is configured, one access technology or
* the other will be used. This may conflict with the allowed mode configuration
* set, so you shouldn't for example set 3G frequency bands, and then use a
* 2G-only allowed mode. */
static const CinterionBand cinterion_bands[] = {
{ (1 << 0), MM_MODEM_BAND_EGSM },
{ (1 << 1), MM_MODEM_BAND_DCS },
{ (1 << 2), MM_MODEM_BAND_G850 },
{ (1 << 3), MM_MODEM_BAND_PCS },
{ (1 << 4), MM_MODEM_BAND_UTRAN_1 },
{ (1 << 5), MM_MODEM_BAND_UTRAN_2 },
{ (1 << 6), MM_MODEM_BAND_UTRAN_5 },
{ (1 << 7), MM_MODEM_BAND_UTRAN_8 },
{ (1 << 8), MM_MODEM_BAND_UTRAN_6 },
{ (1 << 9), MM_MODEM_BAND_UTRAN_4 },
{ (1 << 10), MM_MODEM_BAND_UTRAN_19 },
{ (1 << 12), MM_MODEM_BAND_UTRAN_3 },
{ (1 << 13), MM_MODEM_BAND_EUTRAN_1 },
{ (1 << 14), MM_MODEM_BAND_EUTRAN_2 },
{ (1 << 15), MM_MODEM_BAND_EUTRAN_3 },
{ (1 << 16), MM_MODEM_BAND_EUTRAN_4 },
{ (1 << 17), MM_MODEM_BAND_EUTRAN_5 },
{ (1 << 18), MM_MODEM_BAND_EUTRAN_7 },
{ (1 << 19), MM_MODEM_BAND_EUTRAN_8 },
{ (1 << 20), MM_MODEM_BAND_EUTRAN_17 },
{ (1 << 21), MM_MODEM_BAND_EUTRAN_20 },
{ (1 << 22), MM_MODEM_BAND_EUTRAN_13 },
{ (1 << 24), MM_MODEM_BAND_EUTRAN_19 }
};
static const CinterionBandEx cinterion_bands_ex[] = {
{ MM_CINTERION_RB_BLOCK_GSM, 0x00000001, MM_MODEM_BAND_EGSM },
{ MM_CINTERION_RB_BLOCK_GSM, 0x00000002, MM_MODEM_BAND_DCS },
{ MM_CINTERION_RB_BLOCK_GSM, 0x00000004, MM_MODEM_BAND_G850 },
{ MM_CINTERION_RB_BLOCK_GSM, 0x00000008, MM_MODEM_BAND_PCS },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00000001, MM_MODEM_BAND_UTRAN_1 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00000002, MM_MODEM_BAND_UTRAN_2 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00000004, MM_MODEM_BAND_UTRAN_3 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00000008, MM_MODEM_BAND_UTRAN_4 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00000010, MM_MODEM_BAND_UTRAN_5 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00000020, MM_MODEM_BAND_UTRAN_6 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00000080, MM_MODEM_BAND_UTRAN_8 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00000100, MM_MODEM_BAND_UTRAN_9 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00040000, MM_MODEM_BAND_UTRAN_19 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000001, MM_MODEM_BAND_EUTRAN_1 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000002, MM_MODEM_BAND_EUTRAN_2 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000004, MM_MODEM_BAND_EUTRAN_3 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000008, MM_MODEM_BAND_EUTRAN_4 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000010, MM_MODEM_BAND_EUTRAN_5 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000040, MM_MODEM_BAND_EUTRAN_7 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000080, MM_MODEM_BAND_EUTRAN_8 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000800, MM_MODEM_BAND_EUTRAN_12 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00001000, MM_MODEM_BAND_EUTRAN_13 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00010000, MM_MODEM_BAND_EUTRAN_17 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00020000, MM_MODEM_BAND_EUTRAN_18 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00040000, MM_MODEM_BAND_EUTRAN_19 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00080000, MM_MODEM_BAND_EUTRAN_20 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x02000000, MM_MODEM_BAND_EUTRAN_26 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x08000000, MM_MODEM_BAND_EUTRAN_28 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x10000000, MM_MODEM_BAND_EUTRAN_29 },
{ MM_CINTERION_RB_BLOCK_LTE_HIGH, 0x00000020, MM_MODEM_BAND_EUTRAN_38 },
{ MM_CINTERION_RB_BLOCK_LTE_HIGH, 0x00000040, MM_MODEM_BAND_EUTRAN_39 },
{ MM_CINTERION_RB_BLOCK_LTE_HIGH, 0x00000080, MM_MODEM_BAND_EUTRAN_40 },
{ MM_CINTERION_RB_BLOCK_LTE_HIGH, 0x00000100, MM_MODEM_BAND_EUTRAN_41 }
};
static const CinterionBandEx cinterion_bands_imt[] = {
{ MM_CINTERION_RB_BLOCK_GSM, 0x00000004, MM_MODEM_BAND_EGSM },
{ MM_CINTERION_RB_BLOCK_GSM, 0x00000010, MM_MODEM_BAND_DCS },
{ MM_CINTERION_RB_BLOCK_GSM, 0x00000020, MM_MODEM_BAND_PCS },
{ MM_CINTERION_RB_BLOCK_GSM, 0x00000040, MM_MODEM_BAND_G850 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00000001, MM_MODEM_BAND_UTRAN_1 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00000002, MM_MODEM_BAND_UTRAN_2 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00000008, MM_MODEM_BAND_UTRAN_4 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00000010, MM_MODEM_BAND_UTRAN_5 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00000080, MM_MODEM_BAND_UTRAN_8 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00000100, MM_MODEM_BAND_UTRAN_9 },
{ MM_CINTERION_RB_BLOCK_UMTS, 0x00040000, MM_MODEM_BAND_UTRAN_19 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000001, MM_MODEM_BAND_EUTRAN_1 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000002, MM_MODEM_BAND_EUTRAN_2 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000004, MM_MODEM_BAND_EUTRAN_3 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000008, MM_MODEM_BAND_EUTRAN_4 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000010, MM_MODEM_BAND_EUTRAN_5 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000040, MM_MODEM_BAND_EUTRAN_7 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000080, MM_MODEM_BAND_EUTRAN_8 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00000800, MM_MODEM_BAND_EUTRAN_12 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00020000, MM_MODEM_BAND_EUTRAN_18 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00040000, MM_MODEM_BAND_EUTRAN_19 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x00080000, MM_MODEM_BAND_EUTRAN_20 },
{ MM_CINTERION_RB_BLOCK_LTE_LOW, 0x08000000, MM_MODEM_BAND_EUTRAN_28 }
};
/* Check valid combinations in 2G-only devices */
#define VALIDATE_2G_BAND(cinterion_mask) \
(cinterion_mask == 1 || \
cinterion_mask == 2 || \
cinterion_mask == 4 || \
cinterion_mask == 8 || \
cinterion_mask == 3 || \
cinterion_mask == 5 || \
cinterion_mask == 10 || \
cinterion_mask == 12 || \
cinterion_mask == 15)
/*****************************************************************************/
/* ^SCFG (3G+LTE) test parser
*
* Example 3G:
* AT^SCFG=?
* ...
* ^SCFG: "MEShutdown/OnIgnition",("on","off")
* ^SCFG: "Radio/Band",("1-511","0-1")
* ^SCFG: "Radio/NWSM",("0","1","2")
* ...
* ^SCFG: "Radio/Band\",("1"-"147")
*
* Example LTE1 (GSM charset):
* AT^SCFG=?
* ...
* ^SCFG: "Radio/Band/2G",("0x00000004"-"0x00000074")
* ^SCFG: "Radio/Band/3G",("0x00000001"-"0x0004019B")
* ^SCFG: "Radio/Band/4G",("0x00000001"-"0x080E08DF")
* ...
*
* Example LTE1 (UCS2 charset):
* AT^SCFG=?
* ...
* ^SCFG: "Radio/Band/2G",("0030007800300030003000300030003000300034"-"0030007800300030003000300030003000370034")
* ^SCFG: "Radio/Band/3G",("0030007800300030003000300030003000300031"-"0030007800300030003000340030003100390042")
* ^SCFG: "Radio/Band/4G",("0030007800300030003000300030003000300031"-"0030007800300038003000450030003800440046")
* ...
*
* Example LTE2 (all charsets):
* AT^SCFG=?
* ...
* ^SCFG: "Radio/Band/2G",("00000001-0000000f"),,("0","1")
* ^SCFG: "Radio/Band/3G",("00000001-000400b5"),,("0","1")
* ^SCFG: "Radio/Band/4G",("00000001-8a0e00d5"),("00000002-000001e2"),("0","1")
* ...
*/
static void
parse_bands (guint bandlist,
GArray **bands,
MMCinterionRbBlock block,
MMCinterionModemFamily modem_family)
{
guint i;
const CinterionBandEx *ref_bands;
guint nb_ref_bands;
if (!bandlist)
return;
if (modem_family == MM_CINTERION_MODEM_FAMILY_IMT) {
ref_bands = cinterion_bands_imt;
nb_ref_bands = G_N_ELEMENTS (cinterion_bands_imt);
} else {
ref_bands = cinterion_bands_ex;
nb_ref_bands = G_N_ELEMENTS (cinterion_bands_ex);
}
for (i = 0; i < nb_ref_bands; i++) {
if (block == ref_bands[i].cinterion_band_block && (bandlist & ref_bands[i].cinterion_band_flag)) {
if (G_UNLIKELY (!*bands))
*bands = g_array_sized_new (FALSE, FALSE, sizeof (MMModemBand), 23);
g_array_append_val (*bands, ref_bands[i].mm_band);
}
}
}
static guint
take_and_convert_from_matched_string (gchar *str,
MMModemCharset charset,
MMCinterionModemFamily modem_family,
GError **error)
{
guint val = 0;
g_autofree gchar *utf8 = NULL;
g_autofree gchar *taken_str = str;
if (!taken_str) {
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_INVALID_ARGS,
"Couldn't convert to integer number: no input string");
return 0;
}
if (modem_family == MM_CINTERION_MODEM_FAMILY_IMT) {
utf8 = mm_modem_charset_str_to_utf8 (taken_str, -1, charset, FALSE, error);
if (!utf8) {
g_prefix_error (error, "Couldn't convert to integer number: ");
return 0;
}
}
if (!mm_get_uint_from_hex_str (utf8 ? utf8 : taken_str, &val)) {
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED,
"Couldn't convert to integer number: wrong hex encoding: %s", utf8 ? utf8 : taken_str);
return 0;
}
return val;
}
gboolean
mm_cinterion_parse_scfg_test (const gchar *response,
MMCinterionModemFamily modem_family,
MMModemCharset charset,
GArray **supported_bands,
MMCinterionRadioBandFormat *format,
GError **error)
{
g_autoptr(GRegex) r1 = NULL;
g_autoptr(GMatchInfo) match_info1 = NULL;
g_autoptr(GRegex) r2 = NULL;
g_autoptr(GMatchInfo) match_info2 = NULL;
GError *inner_error = NULL;
GArray *bands = NULL;
g_assert (format);
if (!response) {
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Missing response");
return FALSE;
}
r1 = g_regex_new ("\\^SCFG:\\s*\"Radio/Band\",\\((?:\")?([0-9]*)(?:\")?-(?:\")?([0-9]*)(?:\")?.*\\)",
G_REGEX_DOLLAR_ENDONLY | G_REGEX_RAW, 0, NULL);
g_assert (r1 != NULL);
g_regex_match_full (r1, response, strlen (response), 0, 0, &match_info1, &inner_error);
if (inner_error)
goto finish;
if (g_match_info_matches (match_info1)) {
g_autofree gchar *maxbandstr = NULL;
guint maxband = 0;
*format = MM_CINTERION_RADIO_BAND_FORMAT_SINGLE;
maxbandstr = mm_get_string_unquoted_from_match_info (match_info1, 2);
if (maxbandstr)
mm_get_uint_from_str (maxbandstr, &maxband);
if (maxband == 0) {
inner_error = g_error_new (MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Couldn't parse ^SCFG=? response");
} else {
guint i;
for (i = 0; i < G_N_ELEMENTS (cinterion_bands); i++) {
if (maxband & cinterion_bands[i].cinterion_band_flag) {
if (G_UNLIKELY (!bands))
bands = g_array_sized_new (FALSE, FALSE, sizeof (MMModemBand), 9);
g_array_append_val (bands, cinterion_bands[i].mm_band);
}
}
}
goto finish;
}
r2 = g_regex_new ("\\^SCFG:\\s*\"Radio/Band/([234]G)\","
"\\(\"?([0-9A-Fa-fx]*)\"?-\"?([0-9A-Fa-fx]*)\"?\\)"
"(,*\\(\"?([0-9A-Fa-fx]*)\"?-\"?([0-9A-Fa-fx]*)\"?\\))?",
0, 0, NULL);
g_assert (r2 != NULL);
g_regex_match_full (r2, response, strlen (response), 0, 0, &match_info2, &inner_error);
if (inner_error)
goto finish;
while (g_match_info_matches (match_info2)) {
g_autofree gchar *techstr = NULL;
guint maxband;
*format = MM_CINTERION_RADIO_BAND_FORMAT_MULTIPLE;
techstr = mm_get_string_unquoted_from_match_info (match_info2, 1);
if (g_strcmp0 (techstr, "2G") == 0) {
maxband = take_and_convert_from_matched_string (mm_get_string_unquoted_from_match_info (match_info2, 3),
charset, modem_family, &inner_error);
if (inner_error)
break;
parse_bands (maxband, &bands, MM_CINTERION_RB_BLOCK_GSM, modem_family);
} else if (g_strcmp0 (techstr, "3G") == 0) {
maxband = take_and_convert_from_matched_string (mm_get_string_unquoted_from_match_info (match_info2, 3),
charset, modem_family, &inner_error);
if (inner_error)
break;
parse_bands (maxband, &bands, MM_CINTERION_RB_BLOCK_UMTS, modem_family);
} else if (g_strcmp0 (techstr, "4G") == 0) {
maxband = take_and_convert_from_matched_string (mm_get_string_unquoted_from_match_info (match_info2, 3),
charset, modem_family, &inner_error);
if (inner_error)
break;
parse_bands (maxband, &bands, MM_CINTERION_RB_BLOCK_LTE_LOW, modem_family);
if (modem_family == MM_CINTERION_MODEM_FAMILY_DEFAULT) {
maxband = take_and_convert_from_matched_string (mm_get_string_unquoted_from_match_info (match_info2, 6),
charset, modem_family, &inner_error);
if (inner_error)
break;
parse_bands (maxband, &bands, MM_CINTERION_RB_BLOCK_LTE_HIGH, modem_family);
}
} else {
inner_error = g_error_new (MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Couldn't parse ^SCFG=? response");
break;
}
g_match_info_next (match_info2, NULL);
}
finish:
/* set error only if not already given */
if (!bands && !inner_error)
inner_error = g_error_new (MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"No valid bands found in ^SCFG=? response");
if (inner_error) {
g_propagate_error (error, inner_error);
return FALSE;
}
g_assert (bands != NULL && bands->len > 0);
*supported_bands = bands;
return TRUE;
}
/*****************************************************************************/
/* ^SCFG response parser (2 types: 2G/3G and LTE)
*
* Example (3G):
* AT^SCFG="Radio/Band"
* ^SCFG: "Radio/Band",127
*
* Example (2G, UCS-2):
* AT+SCFG="Radio/Band"
* ^SCFG: "Radio/Band","0031","0031"
*
* Example (2G):
* AT+SCFG="Radio/Band"
* ^SCFG: "Radio/Band","3","3"
*
* Example LTE1 (GSM charset):
* AT^SCFG=?
* ...
* ^SCFG: "Radio/Band/2G","0x00000074"
* ^SCFG: "Radio/Band/3G","0x0004019B"
* ^SCFG: "Radio/Band/4G","0x080E08DF"
* ...
* AT^SCFG=?
* ...
* Example LTE1 (UCS2 charset):
* AT^SCFG=?
* ...
* ^SCFG: "Radio/Band/2G","0030007800300030003000300030003000370034"
* ^SCFG: "Radio/Band/3G","0030007800300030003000340030003100390042"
* ^SCFG: "Radio/Band/4G","0030007800300038003000450030003800440046"
* ...
* Example LTE2 (all charsets):
* AT^SCFG=?
* ...
* ^SCFG: "Radio/Band/2G","0000000f"
* ^SCFG: "Radio/Band/3G","000400b5"
* ^SCFG: "Radio/Band/4G","8a0e00d5","000000e2"
* ...
*/
gboolean
mm_cinterion_parse_scfg_response (const gchar *response,
MMCinterionModemFamily modem_family,
MMModemCharset charset,
GArray **current_bands,
MMCinterionRadioBandFormat format,
GError **error)
{
g_autoptr(GRegex) r = NULL;
g_autoptr(GMatchInfo) match_info = NULL;
GError *inner_error = NULL;
GArray *bands = NULL;
if (!response) {
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Missing response");
return FALSE;
}
if (format == MM_CINTERION_RADIO_BAND_FORMAT_SINGLE) {
r = g_regex_new ("\\^SCFG:\\s*\"Radio/Band\",\\s*\"?([0-9a-fA-F]*)\"?", 0, 0, NULL);
g_assert (r != NULL);
g_regex_match_full (r, response, strlen (response), 0, 0, &match_info, &inner_error);
if (inner_error)
goto finish;
if (g_match_info_matches (match_info)) {
g_autofree gchar *currentstr = NULL;
guint current = 0;
currentstr = mm_get_string_unquoted_from_match_info (match_info, 1);
if (currentstr)
mm_get_uint_from_str (currentstr, &current);
if (current == 0) {
inner_error = g_error_new (MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Couldn't parse ^SCFG? response");
} else {
guint i;
for (i = 0; i < G_N_ELEMENTS (cinterion_bands); i++) {
if (current & cinterion_bands[i].cinterion_band_flag) {
if (G_UNLIKELY (!bands))
bands = g_array_sized_new (FALSE, FALSE, sizeof (MMModemBand), 9);
g_array_append_val (bands, cinterion_bands[i].mm_band);
}
}
}
}
} else if (format == MM_CINTERION_RADIO_BAND_FORMAT_MULTIPLE) {
r = g_regex_new ("\\^SCFG:\\s*\"Radio/Band/([234]G)\",\"?([0-9A-Fa-fx]*)\"?,?\"?([0-9A-Fa-fx]*)?\"?",
0, 0, NULL);
g_assert (r != NULL);
g_regex_match_full (r, response, strlen (response), 0, 0, &match_info, &inner_error);
if (inner_error)
goto finish;
while (g_match_info_matches (match_info)) {
g_autofree gchar *techstr = NULL;
guint current;
techstr = mm_get_string_unquoted_from_match_info (match_info, 1);
if (g_strcmp0 (techstr, "2G") == 0) {
current = take_and_convert_from_matched_string (mm_get_string_unquoted_from_match_info (match_info, 2),
charset, modem_family, &inner_error);
if (inner_error)
break;
parse_bands (current, &bands, MM_CINTERION_RB_BLOCK_GSM, modem_family);
} else if (g_strcmp0 (techstr, "3G") == 0) {
current = take_and_convert_from_matched_string (mm_get_string_unquoted_from_match_info (match_info, 2),
charset, modem_family, &inner_error);
if (inner_error)
break;
parse_bands (current, &bands, MM_CINTERION_RB_BLOCK_UMTS, modem_family);
} else if (g_strcmp0 (techstr, "4G") == 0) {
current = take_and_convert_from_matched_string (mm_get_string_unquoted_from_match_info (match_info, 2),
charset, modem_family, &inner_error);
if (inner_error)
break;
parse_bands (current, &bands, MM_CINTERION_RB_BLOCK_LTE_LOW, modem_family);
if (modem_family == MM_CINTERION_MODEM_FAMILY_DEFAULT) {
current = take_and_convert_from_matched_string (mm_get_string_unquoted_from_match_info (match_info, 3),
charset, modem_family, &inner_error);
if (inner_error)
break;
parse_bands (current, &bands, MM_CINTERION_RB_BLOCK_LTE_HIGH, modem_family);
}
} else {
inner_error = g_error_new (MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Couldn't parse ^SCFG? response");
break;
}
g_match_info_next (match_info, NULL);
}
} else
g_assert_not_reached ();
finish:
/* set error only if not already given */
if (!bands && !inner_error)
inner_error = g_error_new (MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"No valid bands found in ^SCFG response");
if (inner_error) {
g_propagate_error (error, inner_error);
return FALSE;
}
g_assert (bands != NULL && bands->len > 0);
*current_bands = bands;
return TRUE;
}
/*****************************************************************************/
/* +CNMI test parser
*
* Example (PHS8):
* AT+CNMI=?
* +CNMI: (0,1,2),(0,1),(0,2),(0),(1)
*/
gboolean
mm_cinterion_parse_cnmi_test (const gchar *response,
GArray **supported_mode,
GArray **supported_mt,
GArray **supported_bm,
GArray **supported_ds,
GArray **supported_bfr,
GError **error)
{
GRegex *r;
GMatchInfo *match_info;
GError *inner_error = NULL;
GArray *tmp_supported_mode = NULL;
GArray *tmp_supported_mt = NULL;
GArray *tmp_supported_bm = NULL;
GArray *tmp_supported_ds = NULL;
GArray *tmp_supported_bfr = NULL;
if (!response) {
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Missing response");
return FALSE;
}
r = g_regex_new ("\\+CNMI:\\s*\\((.*)\\),\\((.*)\\),\\((.*)\\),\\((.*)\\),\\((.*)\\)",
G_REGEX_DOLLAR_ENDONLY | G_REGEX_RAW,
0, NULL);
g_assert (r != NULL);
g_regex_match_full (r, response, strlen (response), 0, 0, &match_info, &inner_error);
if (!inner_error && g_match_info_matches (match_info)) {
if (supported_mode) {
gchar *str;
str = mm_get_string_unquoted_from_match_info (match_info, 1);
tmp_supported_mode = mm_parse_uint_list (str, &inner_error);
g_free (str);
if (inner_error)
goto out;
}
if (supported_mt) {
gchar *str;
str = mm_get_string_unquoted_from_match_info (match_info, 2);
tmp_supported_mt = mm_parse_uint_list (str, &inner_error);
g_free (str);
if (inner_error)
goto out;
}
if (supported_bm) {
gchar *str;
str = mm_get_string_unquoted_from_match_info (match_info, 3);
tmp_supported_bm = mm_parse_uint_list (str, &inner_error);
g_free (str);
if (inner_error)
goto out;
}
if (supported_ds) {
gchar *str;
str = mm_get_string_unquoted_from_match_info (match_info, 4);
tmp_supported_ds = mm_parse_uint_list (str, &inner_error);
g_free (str);
if (inner_error)
goto out;
}
if (supported_bfr) {
gchar *str;
str = mm_get_string_unquoted_from_match_info (match_info, 5);
tmp_supported_bfr = mm_parse_uint_list (str, &inner_error);
g_free (str);
if (inner_error)
goto out;
}
}
out:
g_match_info_free (match_info);
g_regex_unref (r);
if (inner_error) {
g_clear_pointer (&tmp_supported_mode, g_array_unref);
g_clear_pointer (&tmp_supported_mt, g_array_unref);
g_clear_pointer (&tmp_supported_bm, g_array_unref);
g_clear_pointer (&tmp_supported_ds, g_array_unref);
g_clear_pointer (&tmp_supported_bfr, g_array_unref);
g_propagate_error (error, inner_error);
return FALSE;
}
if (supported_mode)
*supported_mode = tmp_supported_mode;
if (supported_mt)
*supported_mt = tmp_supported_mt;
if (supported_bm)
*supported_bm = tmp_supported_bm;
if (supported_ds)
*supported_ds = tmp_supported_ds;
if (supported_bfr)
*supported_bfr = tmp_supported_bfr;
return TRUE;
}
/*****************************************************************************/
/* Build Cinterion-specific band value */
gboolean
mm_cinterion_build_band (GArray *bands,
guint *supported,
gboolean only_2g,
MMCinterionRadioBandFormat format,
MMCinterionModemFamily modem_family,
guint *out_band,
GError **error)
{
guint band[MM_CINTERION_RB_BLOCK_N] = { 0 };
if (format == MM_CINTERION_RADIO_BAND_FORMAT_SINGLE) {
/* The special case of ANY should be treated separately. */
if (bands->len == 1 && g_array_index (bands, MMModemBand, 0) == MM_MODEM_BAND_ANY) {
if (supported)
band[MM_CINTERION_RB_BLOCK_LEGACY] = supported[MM_CINTERION_RB_BLOCK_LEGACY];
} else {
guint i;
for (i = 0; i < G_N_ELEMENTS (cinterion_bands); i++) {
guint j;
for (j = 0; j < bands->len; j++) {
if (g_array_index (bands, MMModemBand, j) == cinterion_bands[i].mm_band) {
band[MM_CINTERION_RB_BLOCK_LEGACY] |= cinterion_bands[i].cinterion_band_flag;
break;
}
}
}
/* 2G-only modems only support a subset of the possible band
* combinations. Detect it early and error out.
*/
if (only_2g && !VALIDATE_2G_BAND (band[MM_CINTERION_RB_BLOCK_LEGACY]))
band[MM_CINTERION_RB_BLOCK_LEGACY] = 0;
}
if (band[MM_CINTERION_RB_BLOCK_LEGACY] == 0) {
g_autofree gchar *bands_string = NULL;
bands_string = mm_common_build_bands_string ((MMModemBand *)(gpointer)bands->data, bands->len);
g_set_error (error,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"The given band combination is not supported: '%s'",
bands_string);
return FALSE;
}
} else { /* format == MM_CINTERION_RADIO_BAND_FORMAT_MULTIPLE */
if (bands->len == 1 && g_array_index (bands, MMModemBand, 0) == MM_MODEM_BAND_ANY) {
if (supported)
memcpy (band, supported, sizeof (guint) * MM_CINTERION_RB_BLOCK_N);
} else {
guint i;
const CinterionBandEx *ref_bands;
guint nb_ref_bands;
if (modem_family == MM_CINTERION_MODEM_FAMILY_IMT) {
ref_bands = cinterion_bands_imt;
nb_ref_bands = G_N_ELEMENTS (cinterion_bands_imt);
} else {
ref_bands = cinterion_bands_ex;
nb_ref_bands = G_N_ELEMENTS (cinterion_bands_ex);
}
for (i = 0; i < nb_ref_bands; i++) {
guint j;
for (j = 0; j < bands->len; j++) {
if (g_array_index (bands, MMModemBand, j) == ref_bands[i].mm_band) {
band[ref_bands[i].cinterion_band_block] |= ref_bands[i].cinterion_band_flag;
break;
}
}
}
}
/* this modem family does not allow disabling all bands in a given technology through this command */
if (modem_family == MM_CINTERION_MODEM_FAMILY_IMT &&
(!band[MM_CINTERION_RB_BLOCK_GSM] ||
!band[MM_CINTERION_RB_BLOCK_UMTS] ||
!band[MM_CINTERION_RB_BLOCK_LTE_LOW])) {
g_autofree gchar *bands_string = NULL;
bands_string = mm_common_build_bands_string ((MMModemBand *)(gpointer)bands->data, bands->len);
g_set_error (error,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"The given band combination is not supported: '%s'",
bands_string);
return FALSE;
}
}
memcpy (out_band, band, sizeof (guint) * MM_CINTERION_RB_BLOCK_N);
return TRUE;
}
/*****************************************************************************/
/* Single ^SIND response parser */
gboolean
mm_cinterion_parse_sind_response (const gchar *response,
gchar **description,
guint *mode,
guint *value,
GError **error)
{
GRegex *r;
GMatchInfo *match_info;
guint errors = 0;
if (!response) {
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Missing response");
return FALSE;
}
r = g_regex_new ("\\^SIND:\\s*(.*),(\\d+),(\\d+)(\\r\\n)?", 0, 0, NULL);
g_assert (r != NULL);
if (g_regex_match (r, response, 0, &match_info)) {
if (description) {
*description = mm_get_string_unquoted_from_match_info (match_info, 1);
if (*description == NULL)
errors++;
}
if (mode && !mm_get_uint_from_match_info (match_info, 2, mode))
errors++;
if (value && !mm_get_uint_from_match_info (match_info, 3, value))
errors++;
} else
errors++;
g_match_info_free (match_info);
g_regex_unref (r);
if (errors > 0) {
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Failed parsing ^SIND response");
return FALSE;
}
return TRUE;
}
/*****************************************************************************/
/* ^SWWAN read parser
*
* Description: Parses <cid>, <state>[, <WWAN adapter>] or CME ERROR from SWWAN.
*
* The method returns a MMSwwanState with the connection status of a single
* PDP context, the one being queried via the cid given as input.
*
* Note that we use CID for matching because the WWAN adapter field is optional
* it seems.
*
* Read Command
* AT^SWWAN?
* Response(s)
* [^SWWAN: <cid>, <state>[, <WWAN adapter>]]
* [^SWWAN: ...]
* OK
* ERROR
* +CME ERROR: <err>
*
* Examples:
* OK - If no WWAN connection is active, then read command just returns OK
* ^SWWAN: 3,1,1 - 3rd PDP Context, Activated, First WWAN Adaptor
* +CME ERROR: ? -
*/
enum {
MM_SWWAN_STATE_DISCONNECTED = 0,
MM_SWWAN_STATE_CONNECTED = 1,
};
MMBearerConnectionStatus
mm_cinterion_parse_swwan_response (const gchar *response,
guint cid,
gpointer log_object,
GError **error)
{
GRegex *r;
GMatchInfo *match_info;
GError *inner_error = NULL;
MMBearerConnectionStatus status;
g_assert (response);
/* If no WWAN connection is active, then ^SWWAN read command just returns OK
* (which we receive as an empty string) */
if (!response[0])
return MM_BEARER_CONNECTION_STATUS_DISCONNECTED;
if (!g_str_has_prefix (response, "^SWWAN:")) {
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED,
"Couldn't parse ^SWWAN response: '%s'", response);
return MM_BEARER_CONNECTION_STATUS_UNKNOWN;
}
r = g_regex_new ("\\^SWWAN:\\s*(\\d+),\\s*(\\d+)(?:,\\s*(\\d+))?(?:\\r\\n)?",
G_REGEX_DOLLAR_ENDONLY | G_REGEX_RAW, 0, NULL);
g_assert (r != NULL);
status = MM_BEARER_CONNECTION_STATUS_UNKNOWN;
g_regex_match_full (r, response, strlen (response), 0, 0, &match_info, &inner_error);
while (!inner_error && g_match_info_matches (match_info)) {
guint read_state;
guint read_cid;
if (!mm_get_uint_from_match_info (match_info, 1, &read_cid))
mm_obj_warn (log_object, "couldn't read cid in ^SWWAN response: %s", response);
else if (!mm_get_uint_from_match_info (match_info, 2, &read_state))
mm_obj_warn (log_object, "couldn't read state in ^SWWAN response: %s", response);
else if (read_cid == cid) {
if (read_state == MM_SWWAN_STATE_CONNECTED) {
status = MM_BEARER_CONNECTION_STATUS_CONNECTED;
break;
}
if (read_state == MM_SWWAN_STATE_DISCONNECTED) {
status = MM_BEARER_CONNECTION_STATUS_DISCONNECTED;
break;
}
mm_obj_warn (log_object, "invalid state read in ^SWWAN response: %u", read_state);
break;
}
g_match_info_next (match_info, &inner_error);
}
g_match_info_free (match_info);
g_regex_unref (r);
if (status == MM_BEARER_CONNECTION_STATUS_UNKNOWN)
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED,
"No state returned for CID %u", cid);
return status;
}
/*****************************************************************************/
/* ^SGAUTH response parser */
/* at^sgauth?
* ^SGAUTH: 1,2,"vf"
* ^SGAUTH: 3,0,""
* ^SGAUTH: 4,0
*
* OK
*/
gboolean
mm_cinterion_parse_sgauth_response (const gchar *response,
guint cid,
MMBearerAllowedAuth *out_auth,
gchar **out_username,
GError **error)
{
g_autoptr(GRegex) r = NULL;
g_autoptr(GMatchInfo) match_info = NULL;
r = g_regex_new ("\\^SGAUTH:\\s*(\\d+),(\\d+),?\"?([a-zA-Z0-9_-]+)?\"?", 0, 0, NULL);
g_assert (r != NULL);
g_regex_match_full (r, response, strlen (response), 0, 0, &match_info, NULL);
while (g_match_info_matches (match_info)) {
guint sgauth_cid = 0;
if (mm_get_uint_from_match_info (match_info, 1, &sgauth_cid) &&
(sgauth_cid == cid)) {
guint cinterion_auth_type = 0;
mm_get_uint_from_match_info (match_info, 2, &cinterion_auth_type);
*out_auth = mm_auth_type_from_cinterion_auth_type (cinterion_auth_type);
*out_username = mm_get_string_unquoted_from_match_info (match_info, 3);
return TRUE;
}
g_match_info_next (match_info, NULL);
}
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_NOT_FOUND,
"Auth settings for context %u not found", cid);
return FALSE;
}
/*****************************************************************************/
/* ^SMONG response parser */
static gboolean
get_access_technology_from_smong_gprs_status (guint gprs_status,
MMModemAccessTechnology *out,
GError **error)
{
switch (gprs_status) {
case 0:
*out = MM_MODEM_ACCESS_TECHNOLOGY_UNKNOWN;
return TRUE;
case 1:
case 2:
*out = MM_MODEM_ACCESS_TECHNOLOGY_GPRS;
return TRUE;
case 3:
case 4:
*out = MM_MODEM_ACCESS_TECHNOLOGY_EDGE;
return TRUE;
default:
break;
}
g_set_error (error,
MM_CORE_ERROR,
MM_CORE_ERROR_INVALID_ARGS,
"Couldn't get network capabilities, "
"unsupported GPRS status value: '%u'",
gprs_status);
return FALSE;
}
gboolean
mm_cinterion_parse_smong_response (const gchar *response,
MMModemAccessTechnology *access_tech,
GError **error)
{
guint value = 0;
GError *inner_error = NULL;
g_autoptr(GMatchInfo) match_info = NULL;
g_autoptr(GRegex) regex = NULL;
/* The AT^SMONG command returns a cell info table, where the second
* column identifies the "GPRS status", which is exactly what we want.
* So we'll try to read that second number in the values row.
*
* AT^SMONG
* GPRS Monitor
* BCCH G PBCCH PAT MCC MNC NOM TA RAC # Cell #
* 0776 1 - - 214 03 2 00 01
* OK
*/
regex = g_regex_new (".*GPRS Monitor(?:\r\n)*"
"BCCH\\s*G.*\\r\\n"
"\\s*(\\d+)\\s*(\\d+)\\s*",
G_REGEX_DOLLAR_ENDONLY | G_REGEX_RAW,
0, NULL);
g_assert (regex);
g_regex_match_full (regex, response, strlen (response), 0, 0, &match_info, &inner_error);
if (inner_error) {
g_prefix_error (&inner_error, "Failed to match AT^SMONG response: ");
g_propagate_error (error, inner_error);
return FALSE;
}
if (!g_match_info_matches (match_info) || !mm_get_uint_from_match_info (match_info, 2, &value)) {
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED,
"Couldn't read 'GPRS status' field from AT^SMONG response");
return FALSE;
}
return get_access_technology_from_smong_gprs_status (value, access_tech, error);
}
/*****************************************************************************/
/* ^SIND psinfo helper */
MMModemAccessTechnology
mm_cinterion_get_access_technology_from_sind_psinfo (guint val,
gpointer log_object)
{
switch (val) {
case 0:
return MM_MODEM_ACCESS_TECHNOLOGY_UNKNOWN;
case 1:
case 2:
return MM_MODEM_ACCESS_TECHNOLOGY_GPRS;
case 3:
case 4:
return MM_MODEM_ACCESS_TECHNOLOGY_EDGE;
case 5:
case 6:
return MM_MODEM_ACCESS_TECHNOLOGY_UMTS;
case 7:
case 8:
return MM_MODEM_ACCESS_TECHNOLOGY_HSDPA;
case 9:
case 10:
return (MM_MODEM_ACCESS_TECHNOLOGY_HSDPA | MM_MODEM_ACCESS_TECHNOLOGY_HSUPA);
case 16:
case 17:
return MM_MODEM_ACCESS_TECHNOLOGY_LTE;
default:
mm_obj_dbg (log_object, "unable to identify access technology from psinfo reported value: %u", val);
return MM_MODEM_ACCESS_TECHNOLOGY_UNKNOWN;
}
}
/*****************************************************************************/
/* ^SLCC psinfo helper */
GRegex *
mm_cinterion_get_slcc_regex (void)
{
/* The list of active calls displayed with this URC will always be terminated
* with an empty line preceded by prefix "^SLCC: ", in order to indicate the end
* of the list.
*/
return g_regex_new ("\\r\\n(\\^SLCC: .*\\r\\n)*\\^SLCC: \\r\\n",
G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
}
static void
cinterion_call_info_free (MMCallInfo *info)
{
if (!info)
return;
g_free (info->number);
g_slice_free (MMCallInfo, info);
}
gboolean
mm_cinterion_parse_slcc_list (const gchar *str,
gpointer log_object,
GList **out_list,
GError **error)
{
GRegex *r;
GList *list = NULL;
GError *inner_error = NULL;
GMatchInfo *match_info = NULL;
static const MMCallDirection cinterion_call_direction[] = {
[0] = MM_CALL_DIRECTION_OUTGOING,
[1] = MM_CALL_DIRECTION_INCOMING,
};
static const MMCallState cinterion_call_state[] = {
[0] = MM_CALL_STATE_ACTIVE,
[1] = MM_CALL_STATE_HELD,
[2] = MM_CALL_STATE_DIALING, /* Dialing (MOC) */
[3] = MM_CALL_STATE_RINGING_OUT, /* Alerting (MOC) */
[4] = MM_CALL_STATE_RINGING_IN, /* Incoming (MTC) */
[5] = MM_CALL_STATE_WAITING, /* Waiting (MTC) */
};
g_assert (out_list);
/*
* 1 2 3 4 5 6 7 8 9
* ^SLCC: <idx>, <dir>, <stat>, <mode>, <mpty>, <Reserved>[, <number>, <type>[,<alpha>]]
* [^SLCC: <idx>, <dir>, <stat>, <mode>, <mpty>, <Reserved>[, <number>, <type>[,<alpha>]]]
* [... ]
* ^SLCC :
*/
r = g_regex_new ("\\^SLCC:\\s*(\\d+),\\s*(\\d+),\\s*(\\d+),\\s*(\\d+),\\s*(\\d+),\\s*(\\d+)" /* mandatory fields */
"(?:,\\s*([^,]*),\\s*(\\d+)" /* number and type */
"(?:,\\s*([^,]*)" /* alpha */
")?)?$",
G_REGEX_RAW | G_REGEX_MULTILINE | G_REGEX_NEWLINE_CRLF,
G_REGEX_MATCH_NEWLINE_CRLF,
NULL);
g_assert (r != NULL);
g_regex_match_full (r, str, strlen (str), 0, 0, &match_info, &inner_error);
if (inner_error)
goto out;
/* Parse the results */
while (g_match_info_matches (match_info)) {
MMCallInfo *call_info;
guint aux;
call_info = g_slice_new0 (MMCallInfo);
if (!mm_get_uint_from_match_info (match_info, 1, &call_info->index)) {
mm_obj_warn (log_object, "couldn't parse call index from ^SLCC line");
goto next;
}
if (!mm_get_uint_from_match_info (match_info, 2, &aux) ||
(aux >= G_N_ELEMENTS (cinterion_call_direction))) {
mm_obj_warn (log_object, "couldn't parse call direction from ^SLCC line");
goto next;
}
call_info->direction = cinterion_call_direction[aux];
if (!mm_get_uint_from_match_info (match_info, 3, &aux) ||
(aux >= G_N_ELEMENTS (cinterion_call_state))) {
mm_obj_warn (log_object, "couldn't parse call state from ^SLCC line");
goto next;
}
call_info->state = cinterion_call_state[aux];
if (g_match_info_get_match_count (match_info) >= 8)
call_info->number = mm_get_string_unquoted_from_match_info (match_info, 7);
list = g_list_append (list, call_info);
call_info = NULL;
next:
cinterion_call_info_free (call_info);
g_match_info_next (match_info, NULL);
}
out:
g_clear_pointer (&match_info, g_match_info_free);
g_regex_unref (r);
if (inner_error) {
mm_cinterion_call_info_list_free (list);
g_propagate_error (error, inner_error);
return FALSE;
}
*out_list = list;
return TRUE;
}
void
mm_cinterion_call_info_list_free (GList *call_info_list)
{
g_list_free_full (call_info_list, (GDestroyNotify) cinterion_call_info_free);
}
/*****************************************************************************/
/* +CTZU URC helpers */
GRegex *
mm_cinterion_get_ctzu_regex (void)
{
/*
* From PLS-8 AT command spec:
* +CTZU:<nitzUT>, <nitzTZ>[, <nitzDST>]
* E.g.:
* +CTZU: "19/07/09,10:19:15",+08,1
*/
return g_regex_new ("\\r\\n\\+CTZU:\\s*\"(\\d+)\\/(\\d+)\\/(\\d+),(\\d+):(\\d+):(\\d+)\",([\\-\\+\\d]+)(?:,(\\d+))?(?:\\r\\n)?",
G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
}
gboolean
mm_cinterion_parse_ctzu_urc (GMatchInfo *match_info,
gchar **iso8601p,
MMNetworkTimezone **tzp,
GError **error)
{
guint year = 0, month = 0, day = 0, hour = 0, minute = 0, second = 0, dst = 0;
gint tz = 0;
if (!mm_get_uint_from_match_info (match_info, 1, &year) ||
!mm_get_uint_from_match_info (match_info, 2, &month) ||
!mm_get_uint_from_match_info (match_info, 3, &day) ||
!mm_get_uint_from_match_info (match_info, 4, &hour) ||
!mm_get_uint_from_match_info (match_info, 5, &minute) ||
!mm_get_uint_from_match_info (match_info, 6, &second) ||
!mm_get_int_from_match_info (match_info, 7, &tz)) {
g_set_error_literal (error,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Failed to parse +CTZU URC");
return FALSE;
}
/* adjust year */
if (year < 100)
year += 2000;
/*
* tz = timezone offset in 15 minute intervals
*/
if (iso8601p) {
/* Return ISO-8601 format date/time string */
*iso8601p = mm_new_iso8601_time (year, month, day, hour,
minute, second,
TRUE, tz * 15);
}
if (tzp) {
*tzp = mm_network_timezone_new ();
mm_network_timezone_set_offset (*tzp, tz * 15);
}
/* dst flag is optional in the URC
*
* tz = timezone offset in 15 minute intervals
* dst = daylight adjustment, 0 = none, 1 = 1 hour, 2 = 2 hours
*/
if (tzp && mm_get_uint_from_match_info (match_info, 8, &dst))
mm_network_timezone_set_dst_offset (*tzp, dst * 60);
return TRUE;
}
/*****************************************************************************/
/* ^SMONI response parser */
gboolean
mm_cinterion_parse_smoni_query_response (const gchar *response,
MMCinterionRadioGen *out_tech,
gdouble *out_rssi,
gdouble *out_ecn0,
gdouble *out_rscp,
gdouble *out_rsrp,
gdouble *out_rsrq,
GError **error)
{
g_autoptr(GRegex) r = NULL;
g_autoptr(GRegex) pre = NULL;
g_autoptr(GMatchInfo) match_info = NULL;
g_autoptr(GMatchInfo) match_info_pre = NULL;
GError *inner_error = NULL;
MMCinterionRadioGen tech = MM_CINTERION_RADIO_GEN_NONE;
gdouble rssi = -G_MAXDOUBLE;
gdouble ecn0 = -G_MAXDOUBLE;
gdouble rscp = -G_MAXDOUBLE;
gdouble rsrq = -G_MAXDOUBLE;
gdouble rsrp = -G_MAXDOUBLE;
gboolean success = FALSE;
g_assert (out_tech);
g_assert (out_rssi);
g_assert (out_ecn0);
g_assert (out_rscp);
g_assert (out_rsrp);
g_assert (out_rsrq);
g_assert (out_rssi);
/* Possible Responses:
* 2G
* ^SMONI: 2G,ARFCN,BCCH,MCC,MNC,LAC,cell,C1,C2,NCC,BCC,GPRS,Conn_state // registered
* ^SMONI: 2G,ARFCN,BCCH,MCC,MNC,LAC,cell,C1,C2,NCC,BCC,GPRS,ARFCN,TS,timAdv,dBm,Q,ChMod // searching
* ^SMONI: 2G,ARFCN,BCCH,MCC,MNC,LAC,cell,C1,C2,NCC,BCC,GPRS,PWR,RXLev,ARFCN,TS,timAdv,dBm,Q,ChMod // limsrv
* ^SMONI: 2G,ARFCN,BCCH,MCC,MNC,LAC,cell,C1,C2,NCC,BCC,GPRS,ARFCN,TS,timAdv,dBm,Q,ChMod // dedicated channel
*
* ^SMONI: 2G,71,-61,262,02,0143,83BA,33,33,3,6,G,NOCONN
* ^^^
* ^SMONI: 2G,SEARCH,SEARCH
* ^SMONI: 2G,673,-89,262,07,4EED,A500,16,16,7,4,G,5,-107,LIMSRV
* ^^^ ^^^^ RXLev dBm
* ^SMONI: 2G,673,-80,262,07,4EED,A500,35,35,7,4,G,643,4,0,-80,0,S_FR
* ^^^ ^^^ dBm: Receiving level of the traffic channel carrier in dBm
* BCCH: Receiving level of the BCCH carrier in dBm (level is limited from -110dBm to -47dBm)
* -> rssi for 2G, directly without mm_3gpp_rxlev_to_rssi
*
*
* 3G
* ^SMONI: 3G,UARFCN,PSC,EC/n0,RSCP,MCC,MNC,LAC,cell,SQual,SRxLev,,Conn_state",
* ^SMONI: 3G,UARFCN,PSC,EC/n0,RSCP,MCC,MNC,LAC,cell,SQual,SRxLev,PhysCh, SF,Slot,EC/n0,RSCP,ComMod,HSUPA,HSDPA",
* ^SMONI: 3G,UARFCN,PSC,EC/n0,RSCP,MCC,MNC,LAC,cell,SQual,SRxLev,PhysCh, SF,Slot,EC/n0,RSCP,ComMod,HSUPA,HSDPA",
* ^SMONI: 3G,UARFCN,PSC,EC/n0,RSCP,MCC,MNC,LAC,cell,SQual,SRxLev,PhysCh, SF,Slot,EC/n0,RSCP,ComMod,HSUPA,HSDPA",
*
* ^SMONI: 3G,10564,296,-7.5,-79,262,02,0143,00228FF,-92,-78,NOCONN
* ^^^^ ^^^
* ^SMONI: 3G,SEARCH,SEARCH
* ^SMONI: 3G,10564,96,-7.5,-79,262,02,0143,00228FF,-92,-78,LIMSRV
* ^^^^ ^^^
* ^SMONI: 3G,10737,131,-5,-93,260,01,7D3D,C80BC9A,--,--,----,---,-,-5,-93,0,01,06
* ^^ ^^^
* RSCP: Received Signal Code Power in dBm -> no need for mm_3gpp_rscp_level_to_rscp
* EC/n0: EC/n0 Carrier to noise ratio in dB = measured Ec/Io value in dB. Please refer to 3GPP 25.133, section 9.1.2.3, Table 9.9 for details on the mapping from EC/n0 to EC/Io.
* -> direct value, without need for mm_3gpp_ecn0_level_to_ecio
*
*
* 4G
* ^SMONI: 4G,EARFCN,Band,DL bandwidth,UL bandwidth,Mode,MCC,MNC,TAC,Global Cell ID,Physical Cell ID,Srxlev,RSRP,RSRQ,Conn_state
* ^SMONI: 4G,EARFCN,Band,DL bandwidth,UL bandwidth,Mode,MCC,MNC,TAC,Global Cell ID,Physical Cell ID,Srxlev,RSRP,RSRQ,Conn_state
* ^SMONI: 4G,EARFCN,Band,DL bandwidth,UL bandwidth,Mode,MCC,MNC,TAC,Global Cell ID,Physical Cell ID,Srxlev,RSRP,RSRQ,Conn_state
* ^SMONI: 4G,EARFCN,Band,DL bandwidth,UL bandwidth,Mode,MCC,MNC,TAC,Global Cell ID,Physical Cell ID,TX_power,RSRP,RSRQ,Conn_state
*
* ^SMONI: 4G,6300,20,10,10,FDD,262,02,BF75,0345103,350,33,-94,-7,NOCONN
* ^^^ ^^
* ^SMONI: 4G,SEARCH
* ^SMONI: 4G,6300,20,10,10,FDD,262,02,BF75,0345103,350,33,-94,-7,LIMSRV
* ^^^ ^^
* ^SMONI: 4G,6300,20,10,10,FDD,262,02,BF75,0345103,350,90,-94,-7,CONN
* ^^^ ^^
* RSRP Reference Signal Received Power (see 3GPP 36.214 Section 5.1.1.) -> directly the value without mm_3gpp_rsrq_level_to_rsrp
* RSRQ Reference Signal Received Quality (see 3GPP 36.214 Section 5.1.2.) -> directly the value without mm_3gpp_rsrq_level_to_rsrq
*/
if (g_regex_match_simple ("\\^SMONI:\\s*[234]G,SEARCH", response, 0, 0)) {
success = TRUE;
goto out;
}
pre = g_regex_new ("\\^SMONI:\\s*([234])", 0, 0, NULL);
g_assert (pre != NULL);
g_regex_match_full (pre, response, strlen (response), 0, 0, &match_info_pre, &inner_error);
if (!inner_error && g_match_info_matches (match_info_pre)) {
if (!mm_get_uint_from_match_info (match_info_pre, 1, &tech)) {
inner_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Couldn't read tech");
goto out;
}
#define FLOAT "([-+]?[0-9]+\\.?[0-9]*)"
switch (tech) {
case MM_CINTERION_RADIO_GEN_2G:
r = g_regex_new ("\\^SMONI:\\s*2G,(\\d+),"FLOAT, 0, 0, NULL);
g_assert (r != NULL);
g_regex_match_full (r, response, strlen (response), 0, 0, &match_info, &inner_error);
if (!inner_error && g_match_info_matches (match_info)) {
/* skip ARFCN */
if (!mm_get_double_from_match_info (match_info, 2, &rssi)) {
inner_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Couldn't read BCCH=rssi");
goto out;
}
}
break;
case MM_CINTERION_RADIO_GEN_3G:
r = g_regex_new ("\\^SMONI:\\s*3G,(\\d+),(\\d+),"FLOAT","FLOAT, 0, 0, NULL);
g_assert (r != NULL);
g_regex_match_full (r, response, strlen (response), 0, 0, &match_info, &inner_error);
if (!inner_error && g_match_info_matches (match_info)) {
/* skip UARFCN */
/* skip PSC (Primary scrambling code) */
if (!mm_get_double_from_match_info (match_info, 3, &ecn0)) {
inner_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Couldn't read EcN0");
goto out;
}
if (!mm_get_double_from_match_info (match_info, 4, &rscp)) {
inner_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Couldn't read RSCP");
goto out;
}
}
break;
case MM_CINTERION_RADIO_GEN_4G:
r = g_regex_new ("\\^SMONI:\\s*4G,(\\d+),(\\d+),(\\d+),(\\d+),(\\w+),(\\d+),(\\d+),(\\w+),(\\w+),(\\d+),([^,]*),"FLOAT","FLOAT, 0, 0, NULL);
g_assert (r != NULL);
g_regex_match_full (r, response, strlen (response), 0, 0, &match_info, &inner_error);
if (!inner_error && g_match_info_matches (match_info)) {
/* skip EARFCN */
/* skip Band */
/* skip DL bandwidth */
/* skip UL bandwidth */
/* skip Mode */
/* skip MCC */
/* skip MNC */
/* skip TAC */
/* skip Global Cell ID */
/* skip Physical Cell ID */
/* skip Srxlev/TX_power */
if (!mm_get_double_from_match_info (match_info, 12, &rsrp)) {
inner_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Couldn't read RSRQ");
goto out;
}
if (!mm_get_double_from_match_info (match_info, 13, &rsrq)) {
inner_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Couldn't read RSRP");
goto out;
}
}
break;
case MM_CINTERION_RADIO_GEN_NONE:
default:
goto out;
}
#undef FLOAT
success = TRUE;
}
out:
if (inner_error) {
g_propagate_error (error, inner_error);
return FALSE;
}
if (!success) {
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED,
"Couldn't parse ^SMONI response: %s", response);
return FALSE;
}
*out_tech = tech;
*out_rssi = rssi;
*out_rscp = rscp;
*out_ecn0 = ecn0;
*out_rsrq = rsrq;
*out_rsrp = rsrp;
return TRUE;
}
/*****************************************************************************/
/* Get extended signal information */
gboolean
mm_cinterion_smoni_response_to_signal_info (const gchar *response,
MMSignal **out_gsm,
MMSignal **out_umts,
MMSignal **out_lte,
GError **error)
{
MMCinterionRadioGen tech = MM_CINTERION_RADIO_GEN_NONE;
gdouble rssi = MM_SIGNAL_UNKNOWN;
gdouble ecn0 = MM_SIGNAL_UNKNOWN;
gdouble rscp = MM_SIGNAL_UNKNOWN;
gdouble rsrq = MM_SIGNAL_UNKNOWN;
gdouble rsrp = MM_SIGNAL_UNKNOWN;
MMSignal *gsm = NULL;
MMSignal *umts = NULL;
MMSignal *lte = NULL;
if (!mm_cinterion_parse_smoni_query_response (response,
&tech, &rssi,
&ecn0, &rscp,
&rsrp, &rsrq,
error))
return FALSE;
switch (tech) {
case MM_CINTERION_RADIO_GEN_2G:
gsm = mm_signal_new ();
mm_signal_set_rssi (gsm, rssi);
break;
case MM_CINTERION_RADIO_GEN_3G:
umts = mm_signal_new ();
mm_signal_set_rscp (umts, rscp);
mm_signal_set_ecio (umts, ecn0); /* UMTS EcIo (assumed EcN0) */
break;
case MM_CINTERION_RADIO_GEN_4G:
lte = mm_signal_new ();
mm_signal_set_rsrp (lte, rsrp);
mm_signal_set_rsrq (lte, rsrq);
break;
case MM_CINTERION_RADIO_GEN_NONE: /* not registered, searching */
break; /* no error case */
default: /* should not happen, so if it does, error */
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED,
"Couldn't build detailed signal info");
return FALSE;
}
if (out_gsm)
*out_gsm = gsm;
if (out_umts)
*out_umts = umts;
if (out_lte)
*out_lte = lte;
return TRUE;
}
/*****************************************************************************/
/* provider cfg information to CID number for EPS initial settings */
/*
* at^scfg="MEopMode/Prov/Cfg"
* ^SCFG: "MEopMode/Prov/Cfg","vdfde"
* ^SCFG: "MEopMode/Prov/Cfg","attus"
* ^SCFG: "MEopMode/Prov/Cfg","2" -> PLS8-X vzw
* ^SCFG: "MEopMode/Prov/Cfg","vzwdcus" -> PLAS9-x vzw
* ^SCFG: "MEopMode/Prov/Cfg","tmode" -> t-mob germany
* OK
*/
gboolean
mm_cinterion_provcfg_response_to_cid (const gchar *response,
MMCinterionModemFamily modem_family,
MMModemCharset charset,
gpointer log_object,
gint *cid,
GError **error)
{
g_autoptr(GRegex) r = NULL;
g_autoptr(GMatchInfo) match_info = NULL;
g_autofree gchar *mno = NULL;
GError *inner_error = NULL;
r = g_regex_new ("\\^SCFG:\\s*\"MEopMode/Prov/Cfg\",\\s*\"([0-9a-zA-Z*]*)\"", 0, 0, NULL);
g_assert (r != NULL);
g_regex_match_full (r, response, strlen (response), 0, 0, &match_info, &inner_error);
if (inner_error) {
g_prefix_error (&inner_error, "Failed to match Prov/Cfg response: ");
g_propagate_error (error, inner_error);
return FALSE;
}
if (!g_match_info_matches (match_info)) {
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED,
"Couldn't match Prov/Cfg response");
return FALSE;
}
mno = mm_get_string_unquoted_from_match_info (match_info, 1);
if (mno && modem_family == MM_CINTERION_MODEM_FAMILY_IMT) {
gchar *mno_utf8;
mno_utf8 = mm_modem_charset_str_to_utf8 (mno, -1, charset, FALSE, error);
if (!mno_utf8)
return FALSE;
g_free (mno);
mno = mno_utf8;
}
mm_obj_dbg (log_object, "current mno: %s", mno ? mno : "none");
/* for Cinterion LTE modules, some CID numbers have special meaning.
* This is dictated by the chipset and by the MNO:
* - the chipset uses a special one, CID 1, as a LTE combined attach chipset
* - the MNOs can define the sequence and number of APN to be used for their network.
* This takes priority over the chipset preferences, and therefore for some of them
* the CID for the initial EPS context must be changed.
*/
if (g_strcmp0 (mno, "2") == 0 || g_strcmp0 (mno, "vzwdcus") == 0)
*cid = 3;
else if (g_strcmp0 (mno, "tmode") == 0)
*cid = 2;
else
*cid = 1;
return TRUE;
}
/*****************************************************************************/
/* Auth related helpers */
typedef enum {
BEARER_CINTERION_AUTH_UNKNOWN = -1,
BEARER_CINTERION_AUTH_NONE = 0,
BEARER_CINTERION_AUTH_PAP = 1,
BEARER_CINTERION_AUTH_CHAP = 2,
BEARER_CINTERION_AUTH_MSCHAPV2 = 3,
} BearerCinterionAuthType;
static BearerCinterionAuthType
parse_auth_type (MMBearerAllowedAuth mm_auth)
{
switch (mm_auth) {
case MM_BEARER_ALLOWED_AUTH_NONE:
return BEARER_CINTERION_AUTH_NONE;
case MM_BEARER_ALLOWED_AUTH_PAP:
return BEARER_CINTERION_AUTH_PAP;
case MM_BEARER_ALLOWED_AUTH_CHAP:
return BEARER_CINTERION_AUTH_CHAP;
case MM_BEARER_ALLOWED_AUTH_MSCHAPV2:
return BEARER_CINTERION_AUTH_MSCHAPV2;
case MM_BEARER_ALLOWED_AUTH_UNKNOWN:
case MM_BEARER_ALLOWED_AUTH_MSCHAP:
case MM_BEARER_ALLOWED_AUTH_EAP:
default:
return BEARER_CINTERION_AUTH_UNKNOWN;
}
}
MMBearerAllowedAuth
mm_auth_type_from_cinterion_auth_type (guint cinterion_auth)
{
switch (cinterion_auth) {
case BEARER_CINTERION_AUTH_NONE:
return MM_BEARER_ALLOWED_AUTH_NONE;
case BEARER_CINTERION_AUTH_PAP:
return MM_BEARER_ALLOWED_AUTH_PAP;
case BEARER_CINTERION_AUTH_CHAP:
return MM_BEARER_ALLOWED_AUTH_CHAP;
default:
return MM_BEARER_ALLOWED_AUTH_UNKNOWN;
}
}
/* Cinterion authentication is done with the command AT^SGAUTH,
whose syntax depends on the modem family, as follow:
- AT^SGAUTH=<cid>[, <auth_type>[, <user>, <passwd>]] for the IMT family
- AT^SGAUTH=<cid>[, <auth_type>[, <passwd>, <user>]] for the rest */
gchar *
mm_cinterion_build_auth_string (gpointer log_object,
MMCinterionModemFamily modem_family,
MMBearerProperties *config,
guint cid)
{
MMBearerAllowedAuth auth;
BearerCinterionAuthType encoded_auth = BEARER_CINTERION_AUTH_UNKNOWN;
gboolean has_user;
gboolean has_passwd;
const gchar *user;
const gchar *passwd;
g_autofree gchar *quoted_user = NULL;
g_autofree gchar *quoted_passwd = NULL;
user = mm_bearer_properties_get_user (config);
passwd = mm_bearer_properties_get_password (config);
auth = mm_bearer_properties_get_allowed_auth (config);
has_user = (user && user[0]);
has_passwd = (passwd && passwd[0]);
encoded_auth = parse_auth_type (auth);
/* When 'none' requested, we won't require user/password */
if (encoded_auth == BEARER_CINTERION_AUTH_NONE) {
if (has_user || has_passwd)
mm_obj_warn (log_object, "APN user/password given but 'none' authentication requested");
if (modem_family == MM_CINTERION_MODEM_FAMILY_IMT)
return g_strdup_printf ("^SGAUTH=%u,%d,\"\",\"\"", cid, encoded_auth);
return g_strdup_printf ("^SGAUTH=%u,%d", cid, encoded_auth);
}
/* No explicit auth type requested? */
if (encoded_auth == BEARER_CINTERION_AUTH_UNKNOWN) {
/* If no user/passwd given, do nothing */
if (!has_user && !has_passwd)
return NULL;
/* If user/passwd given, default to CHAP (more common than PAP) */
mm_obj_dbg (log_object, "APN user/password given but no authentication type explicitly requested: defaulting to 'CHAP'");
encoded_auth = BEARER_CINTERION_AUTH_CHAP;
}
quoted_user = mm_port_serial_at_quote_string (user ? user : "");
quoted_passwd = mm_port_serial_at_quote_string (passwd ? passwd : "");
if (modem_family == MM_CINTERION_MODEM_FAMILY_IMT)
return g_strdup_printf ("^SGAUTH=%u,%d,%s,%s",
cid,
encoded_auth,
quoted_user,
quoted_passwd);
return g_strdup_printf ("^SGAUTH=%u,%d,%s,%s",
cid,
encoded_auth,
quoted_passwd,
quoted_user);
}