| /* -*- 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) 2008 - 2009 Novell, Inc. |
| * Copyright (C) 2009 - 2010 Red Hat, Inc. |
| */ |
| |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <errno.h> |
| #include <ctype.h> |
| |
| #define G_UDEV_API_IS_SUBJECT_TO_CHANGE |
| #include <gudev/gudev.h> |
| |
| #include "mm-modem-anydata-cdma.h" |
| #include "mm-errors.h" |
| #include "mm-callback-info.h" |
| #include "mm-serial-port.h" |
| #include "mm-serial-parsers.h" |
| #include "mm-log.h" |
| |
| static void modem_init (MMModem *modem_class); |
| |
| G_DEFINE_TYPE_EXTENDED (MMModemAnydataCdma, mm_modem_anydata_cdma, MM_TYPE_GENERIC_CDMA, 0, |
| G_IMPLEMENT_INTERFACE (MM_TYPE_MODEM, modem_init)) |
| |
| MMModem * |
| mm_modem_anydata_cdma_new (const char *device, |
| const char *driver, |
| const char *plugin, |
| gboolean evdo_rev0, |
| gboolean evdo_revA, |
| guint32 vendor, |
| guint32 product) |
| { |
| g_return_val_if_fail (device != NULL, NULL); |
| g_return_val_if_fail (driver != NULL, NULL); |
| g_return_val_if_fail (plugin != NULL, NULL); |
| |
| return MM_MODEM (g_object_new (MM_TYPE_MODEM_ANYDATA_CDMA, |
| MM_MODEM_MASTER_DEVICE, device, |
| MM_MODEM_DRIVER, driver, |
| MM_MODEM_PLUGIN, plugin, |
| MM_GENERIC_CDMA_EVDO_REV0, evdo_rev0, |
| MM_GENERIC_CDMA_EVDO_REVA, evdo_revA, |
| MM_GENERIC_CDMA_REGISTRATION_TRY_CSS, FALSE, |
| MM_MODEM_HW_VID, vendor, |
| MM_MODEM_HW_PID, product, |
| NULL)); |
| } |
| |
| /*****************************************************************************/ |
| |
| static const char * |
| strip_response (const char *resp, const char *cmd) |
| { |
| const char *p = resp; |
| |
| if (p) { |
| if (!strncmp (p, cmd, strlen (cmd))) |
| p += strlen (cmd); |
| while (*p == ' ') |
| p++; |
| } |
| return p; |
| } |
| |
| static gboolean |
| uint_from_match_item (GMatchInfo *match_info, guint32 num, guint32 *val) |
| { |
| long int tmp; |
| char *str; |
| gboolean success = FALSE; |
| |
| str = g_match_info_fetch (match_info, num); |
| g_return_val_if_fail (str != NULL, FALSE); |
| |
| errno = 0; |
| tmp = strtol (str, NULL, 10); |
| if (errno == 0 && tmp >= 0 && tmp <= G_MAXUINT) { |
| *val = (guint32) tmp; |
| success = TRUE; |
| } |
| g_free (str); |
| return success; |
| } |
| |
| static gboolean |
| int_from_match_item (GMatchInfo *match_info, guint32 num, gint *val) |
| { |
| long int tmp; |
| char *str; |
| gboolean success = FALSE; |
| |
| str = g_match_info_fetch (match_info, num); |
| g_return_val_if_fail (str != NULL, FALSE); |
| |
| errno = 0; |
| tmp = strtol (str, NULL, 10); |
| if (errno == 0 && tmp >= G_MININT && tmp <= G_MAXINT) { |
| *val = (gint) tmp; |
| success = TRUE; |
| } |
| g_free (str); |
| return success; |
| } |
| |
| static void |
| evdo_state_done (MMAtSerialPort *port, |
| GString *response, |
| GError *error, |
| gpointer user_data) |
| { |
| MMCallbackInfo *info = (MMCallbackInfo *) user_data; |
| MMModemCdmaRegistrationState reg_state = MM_MODEM_CDMA_REGISTRATION_STATE_UNKNOWN; |
| const char *reply; |
| GRegex *r; |
| GMatchInfo *match_info; |
| |
| /* If the modem has already been removed, return without |
| * scheduling callback */ |
| if (mm_callback_info_check_modem_removed (info)) |
| return; |
| |
| if (error) { |
| /* Leave superclass' reg state alone if AT*HSTATE isn't supported */ |
| mm_callback_info_schedule (info); |
| return; |
| } |
| |
| reply = strip_response (response->str, "*HSTATE:"); |
| |
| /* Format is "<at state>,<session state>,<channel>,<pn>,<EcIo>,<rssi>,..." */ |
| r = g_regex_new ("\\s*(\\d+)\\s*,\\s*(\\d+)\\s*,\\s*(\\d+)\\s*,\\s*(\\d+)\\s*,\\s*([^,\\)]*)\\s*,\\s*([^,\\)]*)\\s*,.*", |
| G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); |
| if (!r) { |
| /* Parse error; warn about it and assume EVDO is not available */ |
| mm_warn ("ANYDATA: *HSTATE parse regex creation failed."); |
| goto done; |
| } |
| |
| g_regex_match (r, reply, 0, &match_info); |
| if (g_match_info_get_match_count (match_info) >= 6) { |
| guint32 val = 0; |
| gint dbm = 0; |
| |
| /* dBm is between -106 (worst) and -20.7 (best) */ |
| int_from_match_item (match_info, 6, &dbm); |
| |
| /* Parse the EVDO radio state */ |
| if (uint_from_match_item (match_info, 1, &val)) { |
| switch (val) { |
| case 3: /* IDLE */ |
| /* If IDLE and the EVDO dBm is -105 or lower, assume no service. |
| * It may be that IDLE actually means NO SERVICE too; not sure. |
| */ |
| if (dbm > -105) |
| reg_state = MM_MODEM_CDMA_REGISTRATION_STATE_REGISTERED; |
| break; |
| case 4: /* ACCESS */ |
| case 5: /* CONNECT */ |
| reg_state = MM_MODEM_CDMA_REGISTRATION_STATE_REGISTERED; |
| break; |
| default: |
| mm_warn ("ANYDATA: unknown *STATE (%d); assuming no service.", val); |
| /* fall through */ |
| case 0: /* NO SERVICE */ |
| case 1: /* ACQUISITION */ |
| case 2: /* SYNC */ |
| break; |
| } |
| } |
| } |
| |
| g_match_info_free (match_info); |
| g_regex_unref (r); |
| |
| done: |
| mm_generic_cdma_query_reg_state_set_callback_evdo_state (info, reg_state); |
| mm_callback_info_schedule (info); |
| } |
| |
| static void |
| state_done (MMAtSerialPort *port, |
| GString *response, |
| GError *error, |
| gpointer user_data) |
| { |
| MMCallbackInfo *info = (MMCallbackInfo *) user_data; |
| MMModemCdmaRegistrationState reg_state = MM_MODEM_CDMA_REGISTRATION_STATE_UNKNOWN; |
| const char *reply; |
| GRegex *r; |
| GMatchInfo *match_info; |
| |
| /* If the modem has already been removed, return without |
| * scheduling callback */ |
| if (mm_callback_info_check_modem_removed (info)) |
| return; |
| |
| if (error) { |
| /* Leave superclass' reg state alone if AT*STATE isn't supported */ |
| mm_callback_info_schedule (info); |
| return; |
| } |
| |
| reply = strip_response (response->str, "*STATE:"); |
| |
| /* Format is "<channel>,<pn>,<sid>,<nid>,<state>,<rssi>,..." */ |
| r = g_regex_new ("\\s*(\\d+)\\s*,\\s*(\\d+)\\s*,\\s*(\\d+)\\s*,\\s*(\\d+)\\s*,\\s*(\\d+)\\s*,\\s*([^,\\)]*)\\s*,.*", |
| G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); |
| if (!r) { |
| mm_warn ("ANYDATA: *STATE parse regex creation failed."); |
| mm_callback_info_schedule (info); |
| return; |
| } |
| |
| g_regex_match (r, reply, 0, &match_info); |
| if (g_match_info_get_match_count (match_info) >= 6) { |
| guint32 val = 0; |
| gint dbm = 0; |
| |
| /* dBm is between -106 (worst) and -20.7 (best) */ |
| int_from_match_item (match_info, 6, &dbm); |
| |
| /* Parse the 1x radio state */ |
| if (uint_from_match_item (match_info, 5, &val)) { |
| switch (val) { |
| case 1: /* IDLE */ |
| /* If IDLE and the 1X dBm is -105 or lower, assume no service. |
| * It may be that IDLE actually means NO SERVICE too; not sure. |
| */ |
| if (dbm > -105) |
| reg_state = MM_MODEM_CDMA_REGISTRATION_STATE_REGISTERED; |
| break; |
| case 2: /* ACCESS */ |
| case 3: /* PAGING */ |
| case 4: /* TRAFFIC */ |
| reg_state = MM_MODEM_CDMA_REGISTRATION_STATE_REGISTERED; |
| break; |
| default: |
| mm_warn ("ANYDATA: unknown *STATE (%d); assuming no service.", val); |
| /* fall through */ |
| case 0: /* NO SERVICE */ |
| break; |
| } |
| } |
| } |
| |
| g_match_info_free (match_info); |
| g_regex_unref (r); |
| |
| mm_generic_cdma_query_reg_state_set_callback_1x_state (info, reg_state); |
| |
| /* Try for EVDO state too */ |
| mm_at_serial_port_queue_command (port, "*HSTATE?", 3, evdo_state_done, info); |
| } |
| |
| static void |
| query_registration_state (MMGenericCdma *cdma, |
| MMModemCdmaRegistrationState cur_cdma_state, |
| MMModemCdmaRegistrationState cur_evdo_state, |
| MMModemCdmaRegistrationStateFn callback, |
| gpointer user_data) |
| { |
| MMCallbackInfo *info; |
| MMAtSerialPort *port; |
| |
| info = mm_generic_cdma_query_reg_state_callback_info_new (cdma, cur_cdma_state, cur_evdo_state, callback, user_data); |
| |
| port = mm_generic_cdma_get_best_at_port (cdma, &info->error); |
| if (!port) { |
| mm_callback_info_schedule (info); |
| return; |
| } |
| |
| mm_at_serial_port_queue_command (port, "*STATE?", 3, state_done, info); |
| } |
| |
| /*****************************************************************************/ |
| |
| static void |
| reset (MMModem *modem, |
| MMModemFn callback, |
| gpointer user_data) |
| { |
| MMCallbackInfo *info; |
| MMAtSerialPort *port; |
| |
| info = mm_callback_info_new (MM_MODEM (modem), callback, user_data); |
| |
| /* Ensure we have a usable port to use for the command */ |
| port = mm_generic_cdma_get_best_at_port (MM_GENERIC_CDMA (modem), &info->error); |
| if (port) |
| mm_at_serial_port_queue_command (port, "*RESET", 3, NULL, NULL); |
| |
| mm_callback_info_schedule (info); |
| } |
| |
| static void |
| port_grabbed (MMGenericCdma *cdma, |
| MMPort *port, |
| MMAtPortFlags pflags, |
| gpointer user_data) |
| { |
| GRegex *regex; |
| |
| if (MM_IS_AT_SERIAL_PORT (port)) { |
| /* Data state notifications */ |
| |
| /* Data call has connected */ |
| regex = g_regex_new ("\\r\\n\\*ACTIVE:(.*)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); |
| mm_at_serial_port_add_unsolicited_msg_handler (MM_AT_SERIAL_PORT (port), regex, NULL, NULL, NULL); |
| g_regex_unref (regex); |
| |
| /* Data call disconnected */ |
| regex = g_regex_new ("\\r\\n\\*INACTIVE:(.*)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); |
| mm_at_serial_port_add_unsolicited_msg_handler (MM_AT_SERIAL_PORT (port), regex, NULL, NULL, NULL); |
| g_regex_unref (regex); |
| |
| /* Modem is now dormant */ |
| regex = g_regex_new ("\\r\\n\\*DORMANT:(.*)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); |
| mm_at_serial_port_add_unsolicited_msg_handler (MM_AT_SERIAL_PORT (port), regex, NULL, NULL, NULL); |
| g_regex_unref (regex); |
| |
| /* Abnormal state notifications |
| * |
| * FIXME: set 1X/EVDO registration state to UNKNOWN when these |
| * notifications are received? |
| */ |
| |
| /* Network acquisition fail */ |
| regex = g_regex_new ("\\r\\n\\*OFFLINE:(.*)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); |
| mm_at_serial_port_add_unsolicited_msg_handler (MM_AT_SERIAL_PORT (port), regex, NULL, NULL, NULL); |
| g_regex_unref (regex); |
| |
| /* Registration fail */ |
| regex = g_regex_new ("\\r\\n\\*REGREQ:(.*)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); |
| mm_at_serial_port_add_unsolicited_msg_handler (MM_AT_SERIAL_PORT (port), regex, NULL, NULL, NULL); |
| g_regex_unref (regex); |
| |
| /* Authentication fail */ |
| regex = g_regex_new ("\\r\\n\\*AUTHREQ:(.*)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); |
| mm_at_serial_port_add_unsolicited_msg_handler (MM_AT_SERIAL_PORT (port), regex, NULL, NULL, NULL); |
| g_regex_unref (regex); |
| } |
| } |
| |
| /*****************************************************************************/ |
| |
| static void |
| modem_init (MMModem *modem_class) |
| { |
| modem_class->reset = reset; |
| } |
| |
| static void |
| mm_modem_anydata_cdma_init (MMModemAnydataCdma *self) |
| { |
| } |
| |
| static void |
| mm_modem_anydata_cdma_class_init (MMModemAnydataCdmaClass *klass) |
| { |
| MMGenericCdmaClass *cdma_class = MM_GENERIC_CDMA_CLASS (klass); |
| |
| mm_modem_anydata_cdma_parent_class = g_type_class_peek_parent (klass); |
| |
| cdma_class->query_registration_state = query_registration_state; |
| cdma_class->port_grabbed = port_grabbed; |
| |
| #if 0 |
| /* FIXME: maybe use AT*SLEEP=0/1 to disable/enable slotted mode for powersave */ |
| cdma_class->post_enable = post_enable; |
| cdma_class->post_enable = post_disable; |
| #endif |
| } |
| |