diff options
Diffstat (limited to 'src/plugins/simtech/mm-modem-helpers-simtech.c')
| -rw-r--r-- | src/plugins/simtech/mm-modem-helpers-simtech.c | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/src/plugins/simtech/mm-modem-helpers-simtech.c b/src/plugins/simtech/mm-modem-helpers-simtech.c new file mode 100644 index 00000000..0403c145 --- /dev/null +++ b/src/plugins/simtech/mm-modem-helpers-simtech.c @@ -0,0 +1,209 @@ +/* -*- 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) 2019 Aleksander Morgado <aleksander@aleksander.es> + */ + +#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-errors-types.h" +#include "mm-modem-helpers-simtech.h" +#include "mm-modem-helpers.h" + + +/*****************************************************************************/ +/* +CLCC test parser + * + * Example (SIM7600E): + * AT+CLCC=? + * +CLCC: (0-1) + */ + +gboolean +mm_simtech_parse_clcc_test (const gchar *response, + gboolean *clcc_urcs_supported, + GError **error) +{ + g_assert (response); + + response = mm_strip_tag (response, "+CLCC:"); + + /* 3GPP specifies that the output of AT+CLCC=? should be just OK, so support + * that */ + if (!response[0]) { + *clcc_urcs_supported = FALSE; + return TRUE; + } + + /* As per 3GPP TS 27.007, the AT+CLCC command doesn't expect any argument, + * as it only is designed to report the current call list, nothing else. + * In the case of the Simtech plugin, though, we are going to support +CLCC + * URCs that can be enabled/disabled via AT+CLCC=1/0. We therefore need to + * detect whether this URC management is possible or not, for now with a + * simple check looking for the specific "(0-1)" string. + */ + if (!strncmp (response, "(0-1)", 5)) { + *clcc_urcs_supported = TRUE; + return TRUE; + } + + g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED, + "unexpected +CLCC test response: '%s'", response); + return FALSE; +} + +/*****************************************************************************/ + +GRegex * +mm_simtech_get_clcc_urc_regex (void) +{ + return g_regex_new ("\\r\\n(\\+CLCC: .*\\r\\n)+", + G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); +} + +gboolean +mm_simtech_parse_clcc_list (const gchar *str, + gpointer log_object, + GList **out_list, + GError **error) +{ + /* Parse the URC contents as a plain +CLCC response, but make sure to skip first + * EOL in the string because the plain +CLCC response would never have that. + */ + return mm_3gpp_parse_clcc_response (mm_strip_tag (str, "\r\n"), log_object, out_list, error); +} + +void +mm_simtech_call_info_list_free (GList *call_info_list) +{ + mm_3gpp_call_info_list_free (call_info_list); +} + +/*****************************************************************************/ + +/* + * <CR><LF>VOICE CALL: BEGIN<CR><LF> + * <CR><LF>VOICE CALL: END: 000041<CR><LF> + */ +GRegex * +mm_simtech_get_voice_call_urc_regex (void) +{ + return g_regex_new ("\\r\\nVOICE CALL:\\s*([A-Z]+)(?::\\s*(\\d+))?\\r\\n", + G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); +} + +gboolean +mm_simtech_parse_voice_call_urc (GMatchInfo *match_info, + gboolean *start_or_stop, + guint *duration, + GError **error) +{ + GError *inner_error = NULL; + gchar *str; + + str = mm_get_string_unquoted_from_match_info (match_info, 1); + if (!str) { + inner_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_FAILED, + "Couldn't read voice call URC action"); + goto out; + } + + if (g_strcmp0 (str, "BEGIN") == 0) { + *start_or_stop = TRUE; + *duration = 0; + goto out; + } + + if (g_strcmp0 (str, "END") == 0) { + *start_or_stop = FALSE; + if (!mm_get_uint_from_match_info (match_info, 2, duration)) + *duration = 0; + goto out; + } + + inner_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_FAILED, + "Unknown voice call URC action: %s", str); + +out: + g_free (str); + if (inner_error) { + g_propagate_error (error, inner_error); + return FALSE; + } + + return TRUE; +} + +/*****************************************************************************/ + +/* + * <CR><LF>MISSED_CALL: 11:01AM 07712345678<CR><LF> + */ +GRegex * +mm_simtech_get_missed_call_urc_regex (void) +{ + return g_regex_new ("\\r\\nMISSED_CALL:\\s*(.+)\\r\\n", + G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); +} + +gboolean +mm_simtech_parse_missed_call_urc (GMatchInfo *match_info, + gchar **details, + GError **error) +{ + gchar *str; + + str = mm_get_string_unquoted_from_match_info (match_info, 1); + if (!str) { + g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED, + "Couldn't read missed call URC details"); + return FALSE; + } + + *details = str; + return TRUE; +} + +/*****************************************************************************/ + +/* + * Using TWO <CR> instead of one... + * <CR><CR><LF>+CRING: VOICE<CR><CR><LF> + */ +GRegex * +mm_simtech_get_cring_urc_regex (void) +{ + return g_regex_new ("(?:\\r)+\\n\\+CRING:\\s*(\\S+)(?:\\r)+\\n", + G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); +} + +/*****************************************************************************/ + +/* + * <CR><CR><LF>+RXDTMF: 8<CR><CR><LF> + * <CR><CR><LF>+RXDTMF: *<CR><CR><LF> + * <CR><CR><LF>+RXDTMF: 7<CR><CR><LF> + * + * Note! using TWO <CR> instead of one... + */ +GRegex * +mm_simtech_get_rxdtmf_urc_regex (void) +{ + return g_regex_new ("(?:\\r)+\\n\\+RXDTMF:\\s*([0-9A-D\\*\\#])(?:\\r)+\\n", + G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); +} |