---
 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

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