[PATCH] plugins: Adding implementation for voice call history plugin

--- Makefile.am | 3 + plugins/callhistory.c | 582 +++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 585 insertions(+), 0 deletions(-) create mode 100644 plugins/callhistory.c diff --git a/Makefile.am b/Makefile.am index 802e94b..4471aef 100644 --- a/Makefile.am +++ b/Makefile.am @@ -261,6 +261,9 @@ builtin_sources += plugins/ste.c builtin_modules += caif builtin_sources += plugins/caif.c + +builtin_modules += callhistory +builtin_sources += plugins/callhistory.c endif if MAINTAINER_MODE diff --git a/plugins/callhistory.c b/plugins/callhistory.c new file mode 100644 index 0000000..71feecd --- /dev/null +++ b/plugins/callhistory.c @@ -0,0 +1,582 @@ +/* + * + * oFono - Open Source Telephony + * + * Copyright (C) 2008-2010 Intel Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#define OFONO_API_SUBJECT_TO_CHANGE +#include <string.h> +#include <stdio.h> +#include <stdint.h> +#include <stdlib.h> +#include <errno.h> +#include <glib.h> +#include <time.h> +#include <unistd.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/dir.h> +#include <sys/mman.h> +#include <semaphore.h> +#include <fcntl.h> +#include <ofono/dbus.h> +#include <dbus/dbus-glib.h> +#include <ofono/types.h> +#include <ofono/plugin.h> +#include <ofono/log.h> +#include <ofono/history.h> +#include "gdbus.h" +#include "common.h" + +#define HISTORY_FILE_PATH "/var/cache/callhistory/" +#define HISTORY_FILE HISTORY_FILE_PATH"voicecallhistorydata" +#define OFONO_MANAGER_PATH "/" +#define PHONE_NUMBER_SIZE 64 +#define RECORD_SIZE 78 +#define HEADER_SIZE 16 +#define MAX_ITEMS 50 + +#define TOTAL_SIZE (MAX_ITEMS * RECORD_SIZE + HEADER_SIZE) + +enum VOICE_CALL_TYPE { + OUTGOING = 0, + INCOMING, + MISSED +}; + +struct file_header { + int head; + int tail; + int unread; + unsigned int lastid; +}; + +struct voice_history { + int id; + char lineid[PHONE_NUMBER_SIZE]; + short int calltype; + time_t starttime; + time_t endtime; +}; + +struct shared_info { + struct file_header header; + void *dataMap; + sem_t mutex; + int temp_unread; + int temp_tail; +}; + +static struct shared_info *shared_data; + +static int call_history_probe(struct ofono_history_context *context) +{ + DBG("History Probe for modem: %p", context->modem); + return 0; +} + +static void call_history_remove(struct ofono_history_context *context) +{ + DBG("Example History Remove for modem: %p", context->modem); +} + +static void clean_up() +{ + g_return_if_fail(shared_data != NULL); + + sem_wait(&(shared_data->mutex)); + /* unmap */ + munmap(shared_data->dataMap, TOTAL_SIZE); + sem_post(&(shared_data->mutex)); + + /* remove semaphore */ + if (sem_destroy(&(shared_data->mutex)) < 0) + perror("sem_destroy failed"); + + g_free(shared_data); +} + +static int init_sem() +{ + unsigned int value = 1; + g_return_val_if_fail(shared_data != NULL, -1); + + if (sem_init(&(shared_data->mutex), TRUE, value) < 0) { + perror("sem_init failed"); + return -1; + } + return 0; +} + +/* Start of DBus stuff */ +/* ************************************************************************* + * Expose an interface, properties and signals for querying storage backend + * *************************************************************************/ +#define OFONO_CALL_HISTORY_INTERFACE OFONO_SERVICE".CallHistory" + +static void callhistory_emit_voice_history_changed(int userdata) +{ + int *valint = &userdata; + DBusConnection *conn = ofono_dbus_get_connection(); + g_dbus_emit_signal(conn, + OFONO_MANAGER_PATH, + OFONO_CALL_HISTORY_INTERFACE, + "VoiceHistoryChanged", + DBUS_TYPE_UINT32, + valint, + DBUS_TYPE_INVALID); +} + +static DBusMessage *call_history_set_voice_history_read(DBusConnection *conn, + DBusMessage *msg, + void *userdata) +{ + DBusMessage *reply; + DBusMessageIter iter; + g_return_val_if_fail((shared_data != NULL), NULL); + + ofono_debug("Read ack received"); + + reply = dbus_message_new_method_return(msg); + if (!reply) + return NULL; + + dbus_message_iter_init_append(reply, &iter); + sem_wait(&(shared_data->mutex)); + shared_data->header.unread = (shared_data->header).unread - + shared_data->temp_unread; + shared_data->header.tail = shared_data->temp_tail; + /* write to file */ + memcpy(shared_data->dataMap, &(shared_data->header), HEADER_SIZE); + sem_post(&(shared_data->mutex)); + msync(shared_data->dataMap, TOTAL_SIZE, MS_ASYNC); + return reply; +} + +static int init_header(void *dataPtr) +{ + int unread = 0; + + g_return_val_if_fail((shared_data != NULL), -1); + g_return_val_if_fail((dataPtr != NULL), -1); + unread = (shared_data->header).unread; + + sem_wait(&(shared_data->mutex)); + memcpy(&(shared_data->header), (struct file_header *)(dataPtr), + HEADER_SIZE); + + ofono_debug("Unread: %d, Header: %d, Tail: %d, serialno: %d\n", + unread, + (shared_data->header).head, + (shared_data->header).tail, + (shared_data->header).lastid); + sem_post(&(shared_data->mutex)); + if (unread > 0) + callhistory_emit_voice_history_changed(unread); + + return 0; +} + +static void sync_mem_file(struct voice_history *vcall) +{ + void *writeMap = NULL; + int unread = 0; + + g_return_if_fail(vcall != NULL); + g_return_if_fail(shared_data != NULL); + g_return_if_fail(shared_data->dataMap != NULL); + + sem_wait(&(shared_data->mutex)); + + writeMap = shared_data->dataMap; + writeMap = writeMap + (shared_data->header).head; + vcall->id = (shared_data->header).lastid; + (shared_data->header).lastid++; + memcpy(writeMap, vcall, RECORD_SIZE); + + /* update header */ + ((shared_data->header).unread)++; + (shared_data->header).head += RECORD_SIZE; + if ((shared_data->header).lastid >= UINT_MAX) + (shared_data->header).lastid = 0; + + unread = (shared_data->header).unread; + + /* header reaches end of file */ + if ((shared_data->header).head >= TOTAL_SIZE) { + /* reset head back to front */ + (shared_data->header).head = HEADER_SIZE; + + ofono_debug("Header = %d, Tail = %d", + (shared_data->header).head, + (shared_data->header).tail); + + if (unread >= MAX_ITEMS) + ofono_error("No one reading history data"); + } + + memcpy(shared_data->dataMap, &(shared_data->header), HEADER_SIZE); + msync(shared_data->dataMap, TOTAL_SIZE, MS_ASYNC); + + sem_post(&(shared_data->mutex)); + + callhistory_emit_voice_history_changed(unread); +} + +/** + * Creates file "callhistory" + */ +static gboolean init_file() +{ + int historyFile; + struct stat statbuf; + DIR *dirptr; + char *fill = NULL; + + g_return_val_if_fail((shared_data != NULL), FALSE); + + dirptr = opendir(HISTORY_FILE_PATH); + if (!dirptr) { + ofono_debug("%s: doesnt exist", HISTORY_FILE_PATH); + + if (mkdir(HISTORY_FILE_PATH, + S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH) < 0) { + perror("Error creating callhistory dir"); + return FALSE; + } + } + + historyFile = open(HISTORY_FILE, + O_RDWR|O_CREAT|O_APPEND, + S_IRWXU); + if (historyFile < 0) { + perror("Open file failed"); + return FALSE; + } + + if (stat(HISTORY_FILE, &statbuf) < -1) { + perror("stat failed"); + return FALSE; + } + + ofono_debug("stat file: %d", (int) (statbuf.st_size)); + + if (statbuf.st_size == 0) { + int byteswritten = 0; + /* write header to the file */ + (shared_data->header).head = HEADER_SIZE; + (shared_data->header).tail = (shared_data->header).head; + (shared_data->header).unread = 0; + ofono_debug("setting head: %d, tail: %d, unread: %d", + (shared_data->header).head, + (shared_data->header).tail, + (shared_data->header).unread); + + /* fill the file with zeros */ + ofono_debug("Trying to allocate %d size", TOTAL_SIZE); + fill = (char *) g_try_malloc0(TOTAL_SIZE); + + if (!fill) { + ofono_debug("Error allocating init memory"); + return FALSE; + } + + /* Predefine file size and fill with some data */ + bzero(fill, TOTAL_SIZE); + memcpy(fill, &(shared_data->header), HEADER_SIZE); + + byteswritten = write(historyFile, fill, TOTAL_SIZE); + if (byteswritten < 0) { + ofono_debug("Error writing to file"); + return FALSE; + } + + g_free(fill); + + statbuf.st_size = TOTAL_SIZE; + ofono_debug("History file %d size created\n", byteswritten); + } + + /* create semaphor */ + if (init_sem() < 0) + return FALSE; + + sem_wait(&(shared_data->mutex)); + shared_data->dataMap = mmap((caddr_t)NULL, + statbuf.st_size, + PROT_READ|PROT_WRITE|PROT_EXEC, + MAP_SHARED, + historyFile, + 0); + sem_post(&(shared_data->mutex)); + + if (shared_data->dataMap == (void *)(-1)) { + perror("mmap falied"); + return FALSE; + } + + close(historyFile); + + init_header(shared_data->dataMap); + + return TRUE; +} + +/** + * call_history_call_ended: + * ofono calls this method with the call information + */ +static void call_history_call_ended(struct ofono_history_context *context, + const struct ofono_call *call, + time_t start, + time_t end) +{ + const char *from = "Unknown"; + struct tm tmstart, tmend; + char sttime[128], endtime[128]; + int fromlen = 0; + struct voice_history vcall; + + ofono_debug("Call Ended on modem: %p", context->modem); + + if (call->type != 0) + return; + + ofono_debug("Voice Call, %s", + call->direction ? "Incoming" : "Outgoing"); + + if (call->direction) + vcall.calltype = INCOMING; + else + vcall.calltype = OUTGOING; + + if (call->clip_validity == 0) + from = phone_number_to_string(&call->phone_number); + fromlen = strlen(from); + strcpy(vcall.lineid, from); + + vcall.lineid[fromlen] = '\0'; + + vcall.starttime = start; + gmtime_r(&start, &tmstart); + strftime(sttime, 127, "%a, %d %b %Y %H:%M:%S %z", &tmstart); + sttime[127] = '\0'; + + ofono_debug("StartTime: %s", sttime); + + vcall.endtime = end; + gmtime_r(&end, &tmend); + strftime(endtime, 127, "%a, %d %b %Y %H:%M:%S %z", &tmend); + endtime[127] = '\0'; + ofono_debug("EndTime: %s", endtime); + + sync_mem_file(&vcall); +} +/** + * call_history_call_missed: + * ofono calls this method with the call information + */ +static void call_history_call_missed(struct ofono_history_context *context, + const struct ofono_call *call, + time_t when) +{ + const char *from = "Unknown"; + struct tm mtime; + char sttime[128]; + struct voice_history vcall; + int fromlen = 0; + + ofono_debug("Call Missed on modem: %p", context->modem); + + if (call->type != 0) + return; + + ofono_debug("Voice Call, Missed"); + ofono_debug("Voice Call, %s", + call->direction ? "Incoming" : "Outgoing"); + + vcall.calltype = MISSED; + + if (call->clip_validity == 0) + from = phone_number_to_string(&call->phone_number); + + fromlen = strlen(from); + strncpy(vcall.lineid, from, fromlen); + vcall.lineid[fromlen] = '\0'; + + vcall.starttime = when; + + gmtime_r(&when, &mtime); + ofono_debug("From: %s", vcall.lineid); + strftime(sttime, 127, "%a, %d %b %Y %H:%M:%S %z", &mtime); + sttime[127] = '\0'; + ofono_debug("Missed Time: %s", sttime); + + vcall.endtime = when; + + sync_mem_file(&vcall); +} + +static void read_data(struct voice_history *data, int temp) +{ + void *readMap = NULL; + g_return_if_fail(shared_data != NULL); + g_return_if_fail(shared_data->dataMap != NULL); + + sem_wait(&(shared_data->mutex)); + readMap = shared_data->dataMap+temp; + + /* read a chunk into *data */ + memcpy(data, readMap, RECORD_SIZE); + shared_data->temp_unread++; + sem_post(&(shared_data->mutex)); +} + +static DBusMessage *call_history_get_voice_history(DBusConnection *conn, + DBusMessage *msg, + void *userdata) +{ + DBusMessage *reply; + DBusMessageIter iter; + DBusMessageIter array, struct_s; + int i; + char *lineid; + struct voice_history data; + int unread = 0; + + reply = dbus_message_new_method_return(msg); + + if (!reply) + return NULL; + g_return_val_if_fail(shared_data != NULL, NULL); + + dbus_message_iter_init_append(reply, &iter); + + dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, + DBUS_STRUCT_BEGIN_CHAR_AS_STRING + DBUS_TYPE_UINT32_AS_STRING + DBUS_TYPE_STRING_AS_STRING + DBUS_TYPE_UINT16_AS_STRING + DBUS_TYPE_INT32_AS_STRING + DBUS_TYPE_INT32_AS_STRING + DBUS_STRUCT_END_CHAR_AS_STRING + , &array); + + sem_wait(&(shared_data->mutex)); + shared_data->temp_unread = 0; + + shared_data->temp_tail = (shared_data->header).tail; + unread = (shared_data->header).unread; + sem_post(&(shared_data->mutex)); + + for (i = 0; i < unread; i++) { + read_data(&data, shared_data->temp_tail); + lineid = data.lineid; + dbus_message_iter_open_container(&array, + DBUS_TYPE_STRUCT, + NULL, + &struct_s); + dbus_message_iter_append_basic(&struct_s, + DBUS_TYPE_UINT32, + &(data.id)); + dbus_message_iter_append_basic(&struct_s, + DBUS_TYPE_STRING, + &(lineid)); + dbus_message_iter_append_basic(&struct_s, + DBUS_TYPE_UINT16, + &(data.calltype)); + dbus_message_iter_append_basic(&struct_s, + DBUS_TYPE_INT32, + &(data.starttime)); + dbus_message_iter_append_basic(&struct_s, + DBUS_TYPE_INT32, + &(data.endtime)); + dbus_message_iter_close_container(&array, &struct_s); + + shared_data->temp_tail = shared_data->temp_tail + RECORD_SIZE; + + if (shared_data->temp_tail == TOTAL_SIZE) { + ofono_debug("End of Queue: %d", + shared_data->temp_tail); + /* reset back to front */ + shared_data->temp_tail = HEADER_SIZE; + } + } + dbus_message_iter_close_container(&iter, &array); + + return reply; +} + +static GDBusMethodTable call_history_methods[] = { + { "GetVoiceHistory", "", "a(usqii)", call_history_get_voice_history }, + { "SetVoiceHistoryRead", "", "", call_history_set_voice_history_read }, + { } +}; + +static GDBusSignalTable call_history_signals[] = { + { "VoiceHistoryChanged", "u" }, + {} +}; + +/* End of DBus stuff */ +static struct ofono_history_driver call_history_driver = { + .name = "callhistory", + .probe = call_history_probe, + .remove = call_history_remove, + .call_ended = call_history_call_ended, + .call_missed = call_history_call_missed, +}; + +static int call_history_init(void) +{ + DBusConnection *conn = ofono_dbus_get_connection(); + + if (!shared_data) { + shared_data = g_try_new0(struct shared_info, 1); + if (!shared_data) + return -ENOMEM; + } + if (!g_dbus_register_interface(conn, + OFONO_MANAGER_PATH, + OFONO_CALL_HISTORY_INTERFACE, + call_history_methods, + call_history_signals, + NULL, /* Properties */ + shared_data, /* Userdata */ + NULL)) /* Destroy func */ + return -EIO; + + if (!init_file()) + return -ENOENT; + + return ofono_history_driver_register(&call_history_driver); +} + +static void call_history_exit(void) +{ + clean_up(); + ofono_history_driver_unregister(&call_history_driver); +} + +OFONO_PLUGIN_DEFINE(callhistory, "Call History Plugin", + OFONO_VERSION, OFONO_PLUGIN_PRIORITY_DEFAULT, + call_history_init, call_history_exit) -- 1.6.3.3