3 * Copyright (c) 2015 Samsung Electronics Co., Ltd.
5 * Licensed under the Apache License, Version 2.0 (the License);
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
19 * @file message-port.cpp
20 * @brief This is the implementation file for the MessagePort.
23 #include <sys/socket.h>
29 #include <openssl/md5.h>
31 #include <bundle_internal.h>
32 #include <pkgmgr-info.h>
35 #include <gio/gunixfdlist.h>
37 #include "message-port.h"
38 #include "message-port-log.h"
40 #define MAX_PACKAGE_STR_SIZE 512
41 #define MESSAGEPORT_BUS_NAME_PREFIX "org.tizen.messageport._"
42 #define MESSAGEPORT_OBJECT_PATH "/org/tizen/messageport"
43 #define MESSAGEPORT_INTERFACE_PREFIX "org.tizen.messageport._"
45 #define DBUS_SERVICE_DBUS "org.freedesktop.DBus"
46 #define DBUS_PATH_DBUS "/org/freedesktop/DBus"
47 #define DBUS_INTERFACE_DBUS "org.freedesktop.DBus"
49 #define DBUS_RELEASE_NAME_REPLY_RELEASED 1 /* *< Service was released from the given name */
50 #define DBUS_RELEASE_NAME_REPLY_NON_EXISTENT 2 /* *< The given name does not exist on the bus */
51 #define DBUS_RELEASE_NAME_REPLY_NOT_OWNER 3 /* *< Service is not an owner of the given name */
53 #define MAX_RETRY_CNT 2
54 #define SOCK_PAIR_SENDER 0
55 #define SOCK_PAIR_RECEIVER 1
58 #define retvm_if(expr, val, fmt, arg...) do { \
61 _LOGE("(%s) -> %s() return", #expr, __func__); \
66 #define retv_if(expr, val) do { \
68 _LOGE("(%s) -> %s() return", #expr, __func__); \
73 #define FREE_AND_NULL(ptr) do { \
80 static bool _initialized = false;
81 static GDBusConnection *__gdbus_conn;
82 static char *__app_id;
83 static GHashTable *__local_port_info;
84 static GHashTable *__remote_app_info;
85 static GHashTable *__sender_appid_hash;
86 static GHashTable *__trusted_app_list_hash;
87 static GHashTable *__callback_info_hash;
88 static const int MAX_MESSAGE_SIZE = 16 * 1024;
90 enum __certificate_info_type {
93 CERTIFICATE_NOT_MATCH,
96 typedef struct message_port_pkt {
97 int remote_port_name_len;
98 char *remote_port_name;
103 } message_port_pkt_s;
105 typedef struct message_port_callback_info {
106 messageport_message_cb callback;
109 GIOChannel *gio_read;
111 } message_port_callback_info_s;
113 typedef struct message_port_local_port_info {
114 messageport_message_cb callback;
118 } message_port_local_port_info_s;
120 typedef struct message_port_remote_port_info {
123 int certificate_info;
125 } message_port_remote_app_info_s;
127 typedef struct port_list_info {
129 char *encoded_bus_name;
136 static void __callback_info_free(gpointer data)
138 message_port_callback_info_s *callback_info = (message_port_callback_info_s *)data;
139 GError *error = NULL;
140 if (callback_info == NULL)
143 if (callback_info->remote_app_id)
144 FREE_AND_NULL(callback_info->remote_app_id);
146 if (callback_info->gio_read != NULL) {
147 g_io_channel_shutdown(callback_info->gio_read, TRUE, &error);
149 _LOGE("g_io_channel_shutdown error : %s", error->message);
152 g_io_channel_unref(callback_info->gio_read);
153 callback_info->gio_read = NULL;
156 if (callback_info->g_src_id != 0) {
157 g_source_remove(callback_info->g_src_id);
158 callback_info->g_src_id = 0;
161 FREE_AND_NULL(callback_info);
164 static void __callback_info_free_by_info(message_port_callback_info_s *callback_info)
166 GList *callback_info_list = g_hash_table_lookup(__callback_info_hash, GUINT_TO_POINTER(callback_info->local_id));
169 if (callback_info_list == NULL)
172 find_list = g_list_find(callback_info_list, callback_info);
173 if (find_list == NULL)
176 callback_info_list = g_list_remove_link(callback_info_list, find_list);
177 __callback_info_free(callback_info);
178 g_list_free(find_list);
181 static void __hash_destroy_callback_info(gpointer data)
184 GList *callback_list = (GList *)data;
185 if (callback_list != NULL)
186 g_list_free_full(callback_list, __callback_info_free);
189 static char *__get_encoded_name(const char *remote_app_id, const char *port_name, bool is_trusted)
192 int prefix_len = strlen(MESSAGEPORT_BUS_NAME_PREFIX);
194 char *postfix = is_trusted ? "1" : "0";
196 unsigned char c[MD5_DIGEST_LENGTH] = {0};
197 char *md5_interface = NULL;
201 int encoded_bus_name_len = prefix_len + postfix_len + (MD5_DIGEST_LENGTH * 2) + 2;
202 int bus_name_len = strlen(remote_app_id) + strlen(port_name) + 2;
203 char *bus_name = (char *)calloc(bus_name_len, sizeof(char));
204 if (bus_name == NULL) {
205 _LOGE("bus_name calloc failed");
209 snprintf(bus_name, bus_name_len, "%s_%s", remote_app_id, port_name);
211 MD5_Init(&mdContext);
212 MD5_Update(&mdContext, bus_name, bus_name_len);
213 MD5_Final(c, &mdContext);
215 md5_interface = (char *)calloc(encoded_bus_name_len , sizeof(char));
216 if (md5_interface == NULL) {
220 _LOGE("md5_interface calloc failed!!");
224 snprintf(md5_interface, encoded_bus_name_len, "%s", MESSAGEPORT_BUS_NAME_PREFIX);
225 temp = md5_interface;
228 for (index = 0; index < MD5_DIGEST_LENGTH; index++) {
229 snprintf(temp, 3, "%02x", c[index]);
233 if (postfix && postfix_len > 0)
234 snprintf(temp, encoded_bus_name_len - (temp - md5_interface), "%s", postfix);
238 _LOGI("encoded_bus_name : %s ", md5_interface);
240 return md5_interface;
243 static int __remote_port_compare_cb(gconstpointer a, gconstpointer b)
245 port_list_info_s *key1 = (port_list_info_s *)a;
246 port_list_info_s *key2 = (port_list_info_s *)b;
248 if (key1->is_trusted == key2->is_trusted)
249 return strcmp(key1->port_name, key2->port_name);
255 static bool __is_preloaded(const char *local_appid, const char *remote_appid)
257 _LOGI("IsPreloaded");
259 bool preload_local = false;
260 bool preload_remote = false;
262 pkgmgrinfo_appinfo_h handle = NULL;
263 int ret = pkgmgrinfo_appinfo_get_usr_appinfo(local_appid, getuid(), &handle);
264 if (ret != PMINFO_R_OK) {
265 _LOGE("Failed to get the appinfo. %d", ret);
266 pkgmgrinfo_appinfo_destroy_appinfo(handle);
269 ret = pkgmgrinfo_appinfo_is_preload(handle, &preload_local);
270 if (ret != PMINFO_R_OK) {
271 _LOGE("Failed to check the preloaded application. %d", ret);
272 pkgmgrinfo_appinfo_destroy_appinfo(handle);
275 ret = pkgmgrinfo_appinfo_get_usr_appinfo(remote_appid, getuid(), &handle);
276 if (ret != PMINFO_R_OK) {
277 _LOGE("Failed to get the appinfo. %d", ret);
278 pkgmgrinfo_appinfo_destroy_appinfo(handle);
281 ret = pkgmgrinfo_appinfo_is_preload(handle, &preload_remote);
282 if (ret != PMINFO_R_OK) {
283 _LOGE("Failed to check the preloaded application. %d", ret);
284 pkgmgrinfo_appinfo_destroy_appinfo(handle);
288 if (preload_local && preload_remote) {
289 pkgmgrinfo_appinfo_destroy_appinfo(handle);
292 pkgmgrinfo_appinfo_destroy_appinfo(handle);
296 static int __check_certificate(const char *local_appid, const char *remote_appid)
298 _LOGI("CheckCertificate");
300 pkgmgrinfo_cert_compare_result_type_e res;
301 int ret = pkgmgrinfo_pkginfo_compare_usr_app_cert_info(local_appid, remote_appid, getuid(), &res);
303 _LOGE(":CheckCertificate() Failed");
304 return MESSAGEPORT_ERROR_IO_ERROR;
306 if (res != PMINFO_CERT_COMPARE_MATCH) {
307 _LOGE("CheckCertificate() Failed : MESSAGEPORT_ERROR_CERTIFICATE_NOT_MATCH");
308 return MESSAGEPORT_ERROR_CERTIFICATE_NOT_MATCH;
311 return MESSAGEPORT_ERROR_NONE;
314 static void on_name_appeared(GDBusConnection *connection,
316 const gchar *name_owner,
319 _LOGI("name appeared : %s %s", __app_id, name);
322 static void on_name_vanished(GDBusConnection *connection,
326 _LOGI("name vanished : %s", name);
327 port_list_info_s *pli = (port_list_info_s *)user_data;
328 g_bus_unwatch_name(pli->watcher_id);
331 _LOGI("name vanished socket : %d", pli->send_sock_fd);
332 if (pli->send_sock_fd > 0) {
333 close(pli->send_sock_fd);
334 pli->send_sock_fd = 0;
338 static int __get_local_port_info(int id, message_port_local_port_info_s **info)
340 message_port_local_port_info_s *mi = (message_port_local_port_info_s *)g_hash_table_lookup(__local_port_info, GINT_TO_POINTER(id));
343 return MESSAGEPORT_ERROR_INVALID_PARAMETER;
346 return MESSAGEPORT_ERROR_NONE;
349 static port_list_info_s *__set_remote_port_info(const char *remote_app_id, const char *remote_port, bool is_trusted)
351 int ret_val = MESSAGEPORT_ERROR_NONE;
352 port_list_info_s *port_info = (port_list_info_s *)calloc(1, sizeof(port_list_info_s));
355 ret_val = MESSAGEPORT_ERROR_OUT_OF_MEMORY;
358 port_info->port_name = strdup(remote_port);
359 if (!port_info->port_name) {
360 ret_val = MESSAGEPORT_ERROR_OUT_OF_MEMORY;
363 port_info->is_trusted = is_trusted;
364 port_info->encoded_bus_name = __get_encoded_name(remote_app_id, remote_port, is_trusted);
365 if (port_info->encoded_bus_name == NULL) {
366 ret_val = MESSAGEPORT_ERROR_OUT_OF_MEMORY;
369 port_info->send_sock_fd = 0;
371 if (ret_val != MESSAGEPORT_ERROR_NONE) {
373 FREE_AND_NULL(port_info->port_name);
374 FREE_AND_NULL(port_info->encoded_bus_name);
382 static message_port_remote_app_info_s *__set_remote_app_info(const char *remote_app_id, const char *remote_port, bool is_trusted)
384 message_port_remote_app_info_s *remote_app_info = NULL;
385 int ret_val = MESSAGEPORT_ERROR_NONE;
387 remote_app_info = (message_port_remote_app_info_s *)calloc(1, sizeof(message_port_remote_app_info_s));
388 if (!remote_app_info) {
389 ret_val = MESSAGEPORT_ERROR_OUT_OF_MEMORY;
393 remote_app_info->remote_app_id = strdup(remote_app_id);
394 if (remote_app_info->remote_app_id == NULL) {
395 ret_val = MESSAGEPORT_ERROR_OUT_OF_MEMORY;;
400 if (ret_val != MESSAGEPORT_ERROR_NONE) {
401 if (remote_app_info) {
402 FREE_AND_NULL(remote_app_info->remote_app_id);
403 FREE_AND_NULL(remote_app_info);
407 return remote_app_info;
410 static int __get_remote_port_info(const char *remote_app_id, const char *remote_port, bool is_trusted,
411 message_port_remote_app_info_s **mri, port_list_info_s **pli)
413 message_port_remote_app_info_s *remote_app_info = NULL;
414 port_list_info_s port_info;
415 GList *cb_list = NULL;
416 int ret_val = MESSAGEPORT_ERROR_NONE;
418 remote_app_info = (message_port_remote_app_info_s *)g_hash_table_lookup(__remote_app_info, remote_app_id);
420 if (remote_app_info == NULL) {
421 remote_app_info = __set_remote_app_info(remote_app_id, remote_port, is_trusted);
423 if (remote_app_info == NULL) {
424 ret_val = MESSAGEPORT_ERROR_OUT_OF_MEMORY;
427 g_hash_table_insert(__remote_app_info, remote_app_info->remote_app_id, remote_app_info);
429 *mri = remote_app_info;
431 port_info.port_name = strdup(remote_port);
432 port_info.is_trusted = is_trusted;
433 cb_list = g_list_find_custom(remote_app_info->port_list, &port_info,
434 (GCompareFunc)__remote_port_compare_cb);
435 if (port_info.port_name)
436 free(port_info.port_name);
437 if (cb_list == NULL) {
438 port_list_info_s *tmp = __set_remote_port_info(remote_app_id, remote_port, is_trusted);
440 ret_val = MESSAGEPORT_ERROR_OUT_OF_MEMORY;
443 remote_app_info->port_list = g_list_append(remote_app_info->port_list, tmp);
446 *pli = (port_list_info_s *)cb_list->data;
448 if ((*pli)->watcher_id < 1) {
449 LOGI("watch remote port : %s", (*pli)->encoded_bus_name);
450 (*pli)->watcher_id = g_bus_watch_name_on_connection(
452 (*pli)->encoded_bus_name,
453 G_BUS_NAME_WATCHER_FLAGS_NONE,
464 static bool __is_local_port_registed(const char *local_port, bool trusted, int *local_id, message_port_local_port_info_s **lpi)
469 g_hash_table_iter_init(&iter, __local_port_info);
470 while (g_hash_table_iter_next(&iter, &key, &value)) {
471 message_port_local_port_info_s *mi = (message_port_local_port_info_s *)value;
473 if ((mi->is_trusted == trusted) && strcmp(mi->port_name, local_port) == 0) {
474 *local_id = mi->local_id;
483 static int __get_sender_pid(GDBusConnection *conn, const char *sender_name)
485 GDBusMessage *msg = NULL;
486 GDBusMessage *reply = NULL;
491 msg = g_dbus_message_new_method_call("org.freedesktop.DBus", "/org/freedesktop/DBus",
492 "org.freedesktop.DBus", "GetConnectionUnixProcessID");
494 _LOGE("Can't allocate new method call");
498 g_dbus_message_set_body(msg, g_variant_new("(s)", sender_name));
499 reply = g_dbus_connection_send_message_with_reply_sync(conn, msg,
500 G_DBUS_SEND_MESSAGE_FLAGS_NONE, -1, NULL, NULL, &err);
504 _LOGE("Failed to get pid [%s]", err->message);
510 body = g_dbus_message_get_body(reply);
511 g_variant_get(body, "(u)", &pid);
517 g_object_unref(reply);
522 static int __write_socket(int fd,
525 unsigned int *bytes_write)
527 unsigned int left = nbytes;
532 while (left && (retry_cnt < MAX_RETRY_CNT)) {
533 nb = write(fd, buffer, left);
535 if (errno == EINTR) {
536 LOGE("__write_socket: EINTR error continue ...");
540 LOGE("__write_socket: ...error fd %d: errno %d\n", fd, errno);
541 return MESSAGEPORT_ERROR_IO_ERROR;
549 return MESSAGEPORT_ERROR_NONE;
552 static int __write_string_to_socket(int fd, const char *buffer, int string_len)
555 if (__write_socket(fd, (char *)&string_len, sizeof(string_len), &nb) != MESSAGEPORT_ERROR_NONE) {
556 _LOGE("write string_len fail");
557 return MESSAGEPORT_ERROR_IO_ERROR;
560 if (string_len > 0) {
561 if (__write_socket(fd, buffer, string_len, &nb) != MESSAGEPORT_ERROR_NONE) {
562 _LOGE("wirte buffer fail");
563 return MESSAGEPORT_ERROR_IO_ERROR;
566 return MESSAGEPORT_ERROR_NONE;
569 static int __read_socket(int fd,
572 unsigned int *bytes_read)
574 unsigned int left = nbytes;
579 while (left && (retry_cnt < MAX_RETRY_CNT)) {
580 nb = read(fd, buffer, left);
582 LOGE("__read_socket: ...read EOF, socket closed %d: nb %d\n", fd, nb);
583 return MESSAGEPORT_ERROR_IO_ERROR;
584 } else if (nb == -1) {
585 if (errno == EINTR) {
586 LOGE("__read_socket: EINTR error continue ...");
590 LOGE("__read_socket: ...error fd %d: errno %d\n", fd, errno);
591 return MESSAGEPORT_ERROR_IO_ERROR;
599 return MESSAGEPORT_ERROR_NONE;
602 static int __read_string_from_socket(int fd, char **buffer, int *string_len)
605 if (__read_socket(fd, (char *)string_len, sizeof(*string_len), &nb) != MESSAGEPORT_ERROR_NONE) {
606 LOGE("read socket fail");
607 return MESSAGEPORT_ERROR_IO_ERROR;
609 if (*string_len > 0 && *string_len < MAX_MESSAGE_SIZE) {
610 *buffer = (char *)calloc(*string_len, sizeof(char));
611 if (*buffer == NULL) {
612 LOGE("Out of memory.");
613 return MESSAGEPORT_ERROR_IO_ERROR;
615 if (__read_socket(fd, *buffer, *string_len, &nb) != MESSAGEPORT_ERROR_NONE) {
616 LOGE("read socket fail");
617 return MESSAGEPORT_ERROR_IO_ERROR;
620 LOGE("Invalid string len %d", &string_len);
621 return MESSAGEPORT_ERROR_IO_ERROR;
623 return MESSAGEPORT_ERROR_NONE;
626 message_port_pkt_s *__message_port_recv_raw(int fd)
628 message_port_pkt_s *pkt = NULL;
631 pkt = (message_port_pkt_s *)calloc(sizeof(message_port_pkt_s), 1);
637 if (__read_string_from_socket(fd, (char **)&pkt->remote_port_name, &pkt->remote_port_name_len) != MESSAGEPORT_ERROR_NONE) {
638 LOGE("read socket fail: port_name");
639 free(pkt->remote_port_name);
644 if (__read_socket(fd, (char *)&pkt->is_bidirection, sizeof(pkt->is_bidirection), &nb) != MESSAGEPORT_ERROR_NONE) {
645 LOGE("read socket fail: is_bidirection");
646 free(pkt->remote_port_name);
651 if (__read_socket(fd, (char *)&pkt->is_trusted, sizeof(pkt->is_trusted), &nb) != MESSAGEPORT_ERROR_NONE) {
652 LOGE("read socket fail: is_trusted");
653 free(pkt->remote_port_name);
658 if (__read_string_from_socket(fd, (char **)&pkt->data, &pkt->data_len) != MESSAGEPORT_ERROR_NONE) {
659 LOGE("read socket fail: data");
660 free(pkt->remote_port_name);
668 static gboolean __socket_request_handler(GIOChannel *gio,
673 message_port_callback_info_s *mi;
674 message_port_pkt_s *pkt;
676 GError *error = NULL;
678 mi = (message_port_callback_info_s *)data;
681 g_io_channel_shutdown(gio, TRUE, &error);
683 _LOGE("g_io_channel_shutdown error : %s", error->message);
686 g_io_channel_unref(gio);
690 if (cond == G_IO_HUP) {
692 _LOGI("socket G_IO_HUP");
693 __callback_info_free_by_info(mi);
698 if ((fd = g_io_channel_unix_get_fd(gio)) < 0) {
699 _LOGE("fail to get fd from io channel");
700 __callback_info_free_by_info(mi);
704 if ((pkt = __message_port_recv_raw(fd)) == NULL) {
705 _LOGE("recv error on SOCKET");
706 __callback_info_free_by_info(mi);
710 kb = bundle_decode(pkt->data, pkt->data_len);
711 if (pkt->is_bidirection)
712 mi->callback(mi->local_id, mi->remote_app_id, pkt->remote_port_name, pkt->is_trusted, kb, NULL);
714 mi->callback(mi->local_id, mi->remote_app_id, NULL, pkt->is_trusted, kb, NULL);
718 if (pkt->remote_port_name)
719 free(pkt->remote_port_name);
729 static bool send_message(GVariant *parameters, GDBusMethodInvocation *invocation)
731 char *local_port = NULL;
732 char *local_appid = NULL;
733 char *remote_appid = NULL;
734 char *remote_port = NULL;
735 gboolean local_trusted = false;
736 gboolean remote_trusted = false;
737 gboolean bi_dir = false;
741 bundle_raw *raw = NULL;
742 message_port_local_port_info_s *mi;
743 int local_reg_id = 0;
744 message_port_callback_info_s *callback_info;
745 message_port_callback_info_s *head_callback_info;
746 GList *callback_info_list = NULL;
750 GUnixFDList *fd_list;
752 int *returned_fds = NULL;
755 g_variant_get(parameters, "(&s&sbb&s&sbu&s)", &local_appid, &local_port, &local_trusted, &bi_dir,
756 &remote_appid, &remote_port, &remote_trusted, &len, &raw);
759 _LOGE("Invalid argument : remote_port is NULL");
763 _LOGE("Invalid argument : remote_appid is NULL");
766 if (!__is_local_port_registed(remote_port, remote_trusted, &local_reg_id, &mi)) {
767 _LOGE("Invalid argument : remote_port:(%s) trusted(%d)", remote_port, remote_trusted);
771 _LOGE("Invalid argument : local_appid");
775 _LOGE("Invalid argument : local_port");
778 if (strcmp(remote_appid, __app_id) != 0) {
779 _LOGE("Invalid argument : remote_appid (%s)", remote_appid);
782 if (strcmp(remote_port, mi->port_name) != 0) {
783 _LOGE("Invalid argument : remote_port (%s)", remote_port);
787 _LOGE("Invalid argument : data_len");
790 if (remote_trusted) {
791 if (g_hash_table_lookup(__trusted_app_list_hash, (gpointer)local_appid) == NULL) {
792 if (!__is_preloaded(local_appid, remote_appid)) {
793 int ret = __check_certificate(local_appid, remote_appid);
794 if (ret == MESSAGEPORT_ERROR_NONE)
795 g_hash_table_insert(__trusted_app_list_hash, local_appid, "TRUE");
797 _LOGE("The application (%s) is not signed with the same certificate",
805 callback_info = (message_port_callback_info_s *)calloc(1, sizeof(message_port_callback_info_s));
806 if (callback_info == NULL)
809 callback_info->local_id = mi->local_id;
810 callback_info->remote_app_id = strdup(local_appid);
811 callback_info->callback = mi->callback;
813 msg = g_dbus_method_invocation_get_message(invocation);
814 fd_list = g_dbus_message_get_unix_fd_list(msg);
816 /* When application send message to self fd_list is NULL */
817 if (fd_list != NULL) {
818 returned_fds = g_unix_fd_list_steal_fds(fd_list, &fd_len);
819 if (returned_fds == NULL) {
820 _LOGE("fail to get fds");
821 __callback_info_free(callback_info);
824 fd = returned_fds[0];
826 LOGI("g_unix_fd_list_get %d fd: [%d]", fd_len, fd);
829 callback_info->gio_read = g_io_channel_unix_new(fd);
830 if (!callback_info->gio_read) {
831 _LOGE("Error is %s\n", strerror_r(errno, buf, sizeof(buf)));
832 __callback_info_free(callback_info);
836 callback_info->g_src_id = g_io_add_watch(callback_info->gio_read, G_IO_IN | G_IO_HUP,
837 __socket_request_handler, (gpointer)callback_info);
838 if (callback_info->g_src_id == 0) {
839 _LOGE("fail to add watch on socket");
840 __callback_info_free(callback_info);
844 callback_info_list = g_hash_table_lookup(__callback_info_hash, GUINT_TO_POINTER(mi->local_id));
845 if (callback_info_list == NULL) {
846 head_callback_info = (message_port_callback_info_s *)calloc(1, sizeof(message_port_callback_info_s));
847 if (head_callback_info == NULL) {
848 _LOGE("fail to alloc head_callback_info");
849 __callback_info_free(callback_info);
852 head_callback_info->local_id = 0;
853 head_callback_info->remote_app_id = NULL;
854 head_callback_info->callback = NULL;
855 head_callback_info->gio_read = NULL;
856 head_callback_info->g_src_id = 0;
857 callback_info_list = g_list_append(callback_info_list, head_callback_info);
858 callback_info_list = g_list_append(callback_info_list, callback_info);
859 g_hash_table_insert(__callback_info_hash, GUINT_TO_POINTER(mi->local_id), callback_info_list);
861 callback_info_list = g_list_append(callback_info_list, callback_info);
866 data = bundle_decode(raw, len);
868 _LOGE("Invalid argument : message");
872 LOGI("call calback %s", local_appid);
874 mi->callback(mi->local_id, local_appid, local_port, local_trusted, data, NULL);
876 mi->callback(mi->local_id, local_appid, NULL, false, data, NULL);
885 static int __check_remote_port(const char *remote_app_id, const char *remote_port, bool is_trusted, bool *exist)
887 _LOGI("Check a remote port : [%s:%s]", remote_app_id, remote_port);
889 GVariant *result = NULL;
891 int ret_val = MESSAGEPORT_ERROR_NONE;
892 char *bus_name = NULL;
893 message_port_remote_app_info_s *remote_app_info = NULL;
894 port_list_info_s *port_info = NULL;
895 int local_reg_id = 0;
896 message_port_local_port_info_s *mi = NULL;
897 gboolean name_exist = false;
899 _LOGI("remote_app_id, app_id :[%s : %s] ", remote_app_id, __app_id);
901 ret_val = __get_remote_port_info(remote_app_id, remote_port, is_trusted, &remote_app_info, &port_info);
902 if (ret_val != MESSAGEPORT_ERROR_NONE)
906 if (strcmp(remote_app_id, __app_id) == 0) {
908 _LOGI("__is_local_port_registed ");
909 if (!__is_local_port_registed(remote_port, is_trusted, &local_reg_id, &mi))
914 _LOGI("__is_local_port_registed : %d ", *exist);
915 return MESSAGEPORT_ERROR_NONE;
918 port_info->exist = false;
919 bus_name = port_info->encoded_bus_name;
921 result = g_dbus_connection_call_sync(
927 g_variant_new("(s)", bus_name),
928 G_VARIANT_TYPE("(b)"),
929 G_DBUS_CALL_FLAGS_NONE,
934 if (err || (result == NULL)) {
936 _LOGE("No reply. error = %s", err->message);
939 ret_val = MESSAGEPORT_ERROR_RESOURCE_UNAVAILABLE;
941 g_variant_get(result, "(b)", &name_exist);
944 LOGE("Name not exist %s", bus_name);
946 ret_val = MESSAGEPORT_ERROR_NONE;
950 if (remote_app_info->certificate_info != CERTIFICATE_MATCH) {
951 if (!__is_preloaded(__app_id, remote_app_id)) {
952 if (__check_certificate(__app_id, remote_app_id) != MESSAGEPORT_ERROR_NONE) {
953 ret_val = MESSAGEPORT_ERROR_CERTIFICATE_NOT_MATCH;
957 remote_app_info->certificate_info = CERTIFICATE_MATCH;
960 port_info->exist = true;
962 ret_val = MESSAGEPORT_ERROR_NONE;
967 g_variant_unref(result);
972 static void __on_sender_name_appeared(GDBusConnection *connection,
974 const gchar *name_owner,
977 _LOGI("sender name appeared : %s", name);
980 static void __on_sender_name_vanished(GDBusConnection *connection,
984 gboolean remove_result = FALSE;
985 int *watcher_id = (int *)user_data;
986 remove_result = g_hash_table_remove(__sender_appid_hash, (gpointer)name);
988 _LOGE("Fail to remove sender appid from hash : %s", name);
990 g_bus_unwatch_name(*watcher_id);
994 static bool __check_sender_validation(GVariant *parameters, const char *sender, GDBusConnection *conn)
997 char buffer[MAX_PACKAGE_STR_SIZE] = {0, };
998 char *local_appid = NULL;
999 int pid = __get_sender_pid(conn, sender);
1000 int *watcher_id = (int *)calloc(1, sizeof(int));
1002 ret = aul_app_get_appid_bypid(pid, buffer, sizeof(buffer));
1003 if (ret != AUL_R_OK) {
1004 _LOGE("Failed to get the sender ID: (%s) (%d)", sender, pid);
1009 g_variant_get_child(parameters, 0, "&s", &local_appid);
1010 if (local_appid == NULL) {
1011 _LOGE("appid is NULL : (%s) (%d)", sender, pid);
1016 if (strncmp(buffer, local_appid, MAX_PACKAGE_STR_SIZE) == 0) {
1017 _LOGI("insert sender !!!!! %s", sender);
1018 g_hash_table_insert(__sender_appid_hash, (gpointer)strdup(sender), GINT_TO_POINTER(pid));
1019 *watcher_id = g_bus_watch_name_on_connection(
1022 G_BUS_NAME_WATCHER_FLAGS_NONE,
1023 __on_sender_name_appeared,
1024 __on_sender_name_vanished,
1034 static void __dbus_method_call_handler(GDBusConnection *conn,
1035 const gchar *sender, const gchar *object_path,
1036 const gchar *iface_name, const gchar *method_name,
1037 GVariant *parameters, GDBusMethodInvocation *invocation,
1040 _LOGI("method_name: %s, sender: %s", method_name, sender);
1041 gpointer sender_pid = g_hash_table_lookup(__sender_appid_hash, sender);
1042 if (sender_pid == NULL) {
1043 if (!__check_sender_validation(parameters, sender, conn))
1046 if (g_strcmp0(method_name, "send_message") == 0)
1047 send_message(parameters, invocation);
1049 g_dbus_method_invocation_return_value(invocation, NULL);
1052 static const GDBusInterfaceVTable interface_vtable = {
1053 __dbus_method_call_handler,
1058 static int __dbus_init(void)
1061 GError *error = NULL;
1063 __gdbus_conn = g_bus_get_sync(G_BUS_TYPE_SESSION, NULL, &error);
1064 if (__gdbus_conn == NULL) {
1065 if (error != NULL) {
1066 _LOGE("Failed to get dbus [%s]", error->message);
1067 g_error_free(error);
1076 g_object_unref(__gdbus_conn);
1082 int __register_dbus_interface(const char *port_name, bool is_trusted)
1085 GDBusNodeInfo *introspection_data = NULL;
1086 int registration_id = 0;
1088 static gchar introspection_prefix[] =
1090 " <interface name='";
1092 static gchar introspection_postfix[] =
1094 " <method name='send_message'>"
1095 " <arg type='s' name='local_appid' direction='in'/>"
1096 " <arg type='s' name='local_port' direction='in'/>"
1097 " <arg type='b' name='local_trusted' direction='in'/>"
1098 " <arg type='b' name='bi_dir' direction='in'/>"
1099 " <arg type='s' name='remote_appid' direction='in'/>"
1100 " <arg type='s' name='remote_port' direction='in'/>"
1101 " <arg type='b' name='remote_trusted' direction='in'/>"
1102 " <arg type='u' name='data_len' direction='in'/>"
1103 " <arg type='s' name='data' direction='in'/>"
1108 char *introspection_xml = NULL;
1109 int introspection_xml_len = 0;
1113 GError *error = NULL;
1114 char *bus_name = NULL;
1115 char *interface_name = NULL;
1116 GVariant *result = NULL;
1118 bus_name = __get_encoded_name(__app_id, port_name, is_trusted);
1120 _LOGE("Fail to get bus name");
1123 interface_name = bus_name;
1125 introspection_xml_len = strlen(introspection_prefix) + strlen(interface_name) +
1126 strlen(introspection_postfix) + 1;
1128 introspection_xml = (char *)calloc(introspection_xml_len, sizeof(char));
1129 if (!introspection_xml) {
1130 _LOGE("out of memory");
1135 result = g_dbus_connection_call_sync(
1139 DBUS_INTERFACE_DBUS,
1141 g_variant_new("(su)", bus_name, G_BUS_NAME_OWNER_FLAGS_NONE),
1142 G_VARIANT_TYPE("(u)"),
1143 G_DBUS_CALL_FLAGS_NONE,
1148 _LOGE("RequestName fail : %s", error->message);
1151 if (result == NULL) {
1152 _LOGE("fail to get name NULL");
1155 g_variant_get(result, "(u)", &owner_id);
1156 if (owner_id == 0) {
1157 _LOGE("Acquiring the own name is failed");
1161 _LOGI("Acquiring the own name : %d", owner_id);
1163 snprintf(introspection_xml, introspection_xml_len, "%s%s%s", introspection_prefix, interface_name, introspection_postfix);
1165 introspection_data = g_dbus_node_info_new_for_xml(introspection_xml, NULL);
1166 if (!introspection_data) {
1167 _LOGE("g_dbus_node_info_new_for_xml() is failed.");
1171 registration_id = g_dbus_connection_register_object(__gdbus_conn,
1172 MESSAGEPORT_OBJECT_PATH, introspection_data->interfaces[0],
1173 &interface_vtable, NULL, NULL, NULL);
1175 _LOGI("registration_id %d", registration_id);
1177 if (registration_id == 0) {
1178 _LOGE("Failed to g_dbus_connection_register_object");
1183 if (introspection_data)
1184 g_dbus_node_info_unref(introspection_data);
1185 if (introspection_xml)
1186 free(introspection_xml);
1190 g_variant_unref(result);
1193 return registration_id;
1196 /* LCOV_EXCL_START */
1197 void __list_free_port_list(gpointer data)
1199 port_list_info_s *n = (port_list_info_s *)data;
1201 FREE_AND_NULL(n->encoded_bus_name);
1202 FREE_AND_NULL(n->port_name);
1205 /* LCOV_EXCL_STOP */
1207 /* LCOV_EXCL_START */
1208 static void __hash_destory_local_value(gpointer data)
1210 message_port_local_port_info_s *mli = (message_port_local_port_info_s *)data;
1213 free(mli->port_name);
1217 /* LCOV_EXCL_STOP */
1219 /* LCOV_EXCL_START */
1220 static void __hash_destory_remote_value(gpointer data)
1222 message_port_remote_app_info_s *mri = (message_port_remote_app_info_s *)data;
1224 FREE_AND_NULL(mri->sender_id);
1225 FREE_AND_NULL(mri->remote_app_id);
1227 g_list_free_full(mri->port_list, __list_free_port_list);
1232 /* LCOV_EXCL_STOP */
1234 static bool __initialize(void)
1237 #if !GLIB_CHECK_VERSION(2, 35, 0)
1243 char buffer[MAX_PACKAGE_STR_SIZE] = {0, };
1245 _LOGI("initialize");
1246 ret = aul_app_get_appid_bypid(pid, buffer, sizeof(buffer));
1247 retvm_if(ret != AUL_R_OK, false, "Failed to get the application ID: %d", ret);
1249 __app_id = strdup(buffer);
1250 retvm_if(!__app_id, false, "Malloc failed");
1251 _LOGI("init : %s", __app_id);
1253 if (__local_port_info == NULL) {
1254 __local_port_info = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, __hash_destory_local_value);
1255 retvm_if(!__local_port_info, false, "fail to create __local_port_info");
1258 if (__remote_app_info == NULL) {
1259 __remote_app_info = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, __hash_destory_remote_value);
1260 retvm_if(!__remote_app_info, false, "fail to create __remote_app_info");
1263 if (__sender_appid_hash == NULL) {
1264 __sender_appid_hash = g_hash_table_new_full(g_str_hash, g_str_equal, free, NULL);
1265 retvm_if(!__sender_appid_hash, false, "fail to create __sender_appid_hash");
1268 if (__trusted_app_list_hash == NULL) {
1269 __trusted_app_list_hash = g_hash_table_new(g_str_hash, g_str_equal);
1270 retvm_if(!__trusted_app_list_hash, false, "fail to create __trusted_app_list_hash");
1273 if (__callback_info_hash == NULL) {
1274 __callback_info_hash = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, __hash_destroy_callback_info);
1275 retvm_if(!__trusted_app_list_hash, false, "fail to create __trusted_app_list_hash");
1280 _initialized = true;
1286 static bool __message_port_register_port(const int local_id, const char *local_port, bool is_trusted, messageport_message_cb callback)
1288 message_port_local_port_info_s *mi = (message_port_local_port_info_s *)calloc(1, sizeof(message_port_local_port_info_s));
1289 retvm_if(!mi, false, "Malloc failed");
1291 mi->callback = callback;
1292 mi->is_trusted = is_trusted;
1293 mi->port_name = strdup(local_port);
1294 if (mi->port_name == NULL) {
1295 _LOGE("Malloc failed (%s)", local_port);
1299 mi->local_id = local_id;
1301 g_hash_table_insert(__local_port_info, GINT_TO_POINTER(mi->local_id), mi);
1305 static int __register_message_port(const char *local_port, bool is_trusted, messageport_message_cb callback)
1307 _SECURE_LOGI("Register a message port : [%s:%s]", __app_id, local_port);
1311 /* Check the message port is already registed */
1312 if (__is_local_port_registed(local_port, is_trusted, &local_id, NULL))
1315 local_id = __register_dbus_interface(local_port, is_trusted);
1317 _LOGE("register_dbus_interface fail !!");
1318 return MESSAGEPORT_ERROR_OUT_OF_MEMORY;
1321 if (!__message_port_register_port(local_id, local_port, is_trusted, callback))
1322 return MESSAGEPORT_ERROR_OUT_OF_MEMORY;
1327 int __message_port_send_async(int sockfd, bundle *kb, const char *local_port,
1328 bool local_trusted, bool is_bidirection)
1332 int local_port_len = 0;
1334 bundle_raw *kb_data = NULL;
1336 if (local_port != NULL)
1337 local_port_len = strlen(local_port) + 1;
1339 if (__write_string_to_socket(sockfd, local_port, local_port_len) != MESSAGEPORT_ERROR_NONE) {
1340 _LOGE("write local_port fail");
1341 return MESSAGEPORT_ERROR_IO_ERROR;
1344 if (__write_socket(sockfd, (char *)&is_bidirection, sizeof(is_bidirection), &nb) != MESSAGEPORT_ERROR_NONE) {
1345 _LOGE("write is_bidirection fail");
1346 return MESSAGEPORT_ERROR_IO_ERROR;
1349 if (__write_socket(sockfd, (char *)&local_trusted, sizeof(local_trusted), &nb) != MESSAGEPORT_ERROR_NONE) {
1350 _LOGE("write local_trusted fail");
1351 return MESSAGEPORT_ERROR_IO_ERROR;
1354 bundle_encode(kb, &kb_data, &data_len);
1355 if (kb_data == NULL) {
1356 _LOGE("bundle encode fail");
1357 ret = MESSAGEPORT_ERROR_IO_ERROR;
1361 if (data_len > MAX_MESSAGE_SIZE) {
1362 _LOGE("bigger than max size\n");
1363 ret = MESSAGEPORT_ERROR_MAX_EXCEEDED;
1367 if (__write_string_to_socket(sockfd, (void *)kb_data, data_len) != MESSAGEPORT_ERROR_NONE) {
1368 _LOGE("write kb_data fail");
1369 ret = MESSAGEPORT_ERROR_IO_ERROR;
1378 static int __message_port_send_message(const char *remote_appid, const char *remote_port,
1379 const char *local_port, bool trusted_message, bool local_trusted, bool bi_dir, bundle *message)
1382 int ret = MESSAGEPORT_ERROR_NONE;
1383 GUnixFDList *fd_list = NULL;
1386 bundle_raw *raw = NULL;
1387 char *bus_name = NULL;
1388 char *interface_name = NULL;
1390 message_port_remote_app_info_s *remote_app_info = NULL;
1391 port_list_info_s *port_info = NULL;
1392 GDBusMessage *msg = NULL;
1394 GVariant *body = NULL;
1395 int sock_pair[2] = {0,};
1397 ret = __get_remote_port_info(remote_appid, remote_port, trusted_message, &remote_app_info, &port_info);
1398 if (ret != MESSAGEPORT_ERROR_NONE)
1401 if (port_info->exist == false) {
1403 _LOGI("port exist check !!");
1404 ret = __check_remote_port(remote_appid, remote_port, trusted_message, &exist);
1405 if (ret != MESSAGEPORT_ERROR_NONE) {
1407 } else if (!exist) {
1408 ret = MESSAGEPORT_ERROR_MESSAGEPORT_NOT_FOUND;
1413 if (port_info->send_sock_fd > 0) {
1414 ret = __message_port_send_async(port_info->send_sock_fd, message,
1415 (local_port) ? local_port : "", local_trusted, bi_dir);
1418 bus_name = port_info->encoded_bus_name;
1419 interface_name = bus_name;
1421 if (bundle_encode(message, &raw, &len) != BUNDLE_ERROR_NONE) {
1422 ret = MESSAGEPORT_ERROR_INVALID_PARAMETER;
1426 if (MAX_MESSAGE_SIZE < len) {
1427 _LOGE("The size of message (%d) has exceeded the maximum limit.", len);
1428 ret = MESSAGEPORT_ERROR_MAX_EXCEEDED;
1432 body = g_variant_new("(ssbbssbus)", __app_id, (local_port) ? local_port : "", local_trusted, bi_dir,
1433 remote_appid, remote_port, trusted_message, len, raw);
1434 if (strcmp(remote_appid, __app_id) != 0) { /* self send */
1436 /* if message-port fail to get socket pair, communicate using GDBus */
1437 if (aul_request_message_port_socket_pair(sock_pair) != AUL_R_OK) {
1438 _LOGE("error create socket pair");
1441 _LOGI("sock pair : %d, %d",
1442 sock_pair[SOCK_PAIR_SENDER], sock_pair[SOCK_PAIR_RECEIVER]);
1443 fd_list = g_unix_fd_list_new();
1444 g_unix_fd_list_append(fd_list, sock_pair[SOCK_PAIR_RECEIVER], &err);
1446 _LOGE("g_unix_fd_list_append [%s]", err->message);
1447 ret = MESSAGEPORT_ERROR_IO_ERROR;
1451 port_info->send_sock_fd = sock_pair[SOCK_PAIR_SENDER];
1452 close(sock_pair[SOCK_PAIR_RECEIVER]);
1456 msg = g_dbus_message_new_method_call(bus_name, MESSAGEPORT_OBJECT_PATH, interface_name, "send_message");
1458 _LOGE("Can't allocate new method call");
1459 ret = MESSAGEPORT_ERROR_OUT_OF_MEMORY;
1463 g_dbus_message_set_unix_fd_list(msg, fd_list);
1464 g_dbus_message_set_body(msg, body);
1465 g_dbus_connection_send_message(__gdbus_conn, msg, G_DBUS_SEND_MESSAGE_FLAGS_NONE, NULL, &err);
1467 _LOGE("No reply. error = %s", err->message);
1469 ret = MESSAGEPORT_ERROR_IO_ERROR;
1478 g_object_unref(msg);
1480 bundle_free_encoded_rawdata(&raw);
1482 g_object_unref(fd_list);
1488 int __message_send_bidirectional_message(int id, const char *remote_app_id, const char *remote_port, bool trusted_message, bundle *message)
1490 message_port_local_port_info_s *local_info;
1491 int ret = __get_local_port_info(id, &local_info);
1492 if (ret != MESSAGEPORT_ERROR_NONE)
1495 _LOGI("bidirectional_message %s", local_info->port_name);
1496 return __message_port_send_message(remote_app_id, remote_port,
1497 local_info->port_name, trusted_message, local_info->is_trusted, true, message);
1500 int messageport_unregister_local_port(int local_port_id, bool trusted_port)
1504 char *bus_name = NULL;
1508 _LOGI("unregister : %d", local_port_id);
1510 message_port_local_port_info_s *mi =
1511 (message_port_local_port_info_s *)
1512 g_hash_table_lookup(__local_port_info, GINT_TO_POINTER(local_port_id));
1514 return MESSAGEPORT_ERROR_MESSAGEPORT_NOT_FOUND;
1516 if (mi->is_trusted != trusted_port)
1517 return MESSAGEPORT_ERROR_INVALID_PARAMETER;
1519 g_hash_table_remove(__callback_info_hash, GUINT_TO_POINTER(local_port_id));
1521 bus_name = __get_encoded_name(__app_id, mi->port_name, mi->is_trusted);
1522 if (bus_name == NULL)
1523 return MESSAGEPORT_ERROR_OUT_OF_MEMORY;
1525 g_dbus_connection_unregister_object(__gdbus_conn, local_port_id);
1527 result = g_dbus_connection_call_sync(
1531 DBUS_INTERFACE_DBUS,
1533 g_variant_new("(s)", bus_name),
1534 G_VARIANT_TYPE("(u)"),
1535 G_DBUS_CALL_FLAGS_NONE,
1544 _LOGE("RequestName fail : %s", err->message);
1546 return MESSAGEPORT_ERROR_MESSAGEPORT_NOT_FOUND;
1548 g_variant_get(result, "(u)", &ret);
1551 g_variant_unref(result);
1553 if (ret != DBUS_RELEASE_NAME_REPLY_RELEASED) {
1555 if (ret == DBUS_RELEASE_NAME_REPLY_NON_EXISTENT) {
1556 _LOGE("Port Not exist");
1557 return MESSAGEPORT_ERROR_MESSAGEPORT_NOT_FOUND;
1558 } else if (ret == DBUS_RELEASE_NAME_REPLY_NOT_OWNER) {
1559 _LOGE("Try to release not owned name. MESSAGEPORT_ERROR_INVALID_PARAMETER");
1560 return MESSAGEPORT_ERROR_INVALID_PARAMETER;
1565 g_hash_table_remove(__local_port_info, GINT_TO_POINTER(local_port_id));
1567 return MESSAGEPORT_ERROR_NONE;
1570 int messageport_register_local_port(const char *local_port, messageport_message_cb callback)
1572 if (!_initialized) {
1573 if (!__initialize())
1574 return MESSAGEPORT_ERROR_IO_ERROR;
1577 return __register_message_port(local_port, false, callback);
1580 int messageport_register_trusted_local_port(const char *local_port, messageport_message_cb callback)
1582 if (!_initialized) {
1583 if (!__initialize())
1584 return MESSAGEPORT_ERROR_IO_ERROR;
1587 return __register_message_port(local_port, true, callback);
1591 int messageport_check_remote_port(const char *remote_app_id, const char *remote_port, bool *exist)
1593 if (!_initialized) {
1594 if (!__initialize())
1595 return MESSAGEPORT_ERROR_IO_ERROR;
1598 int ret = __check_remote_port(remote_app_id, remote_port, false, exist);
1599 if (ret == MESSAGEPORT_ERROR_MESSAGEPORT_NOT_FOUND) {
1601 ret = MESSAGEPORT_ERROR_NONE;
1607 int messageport_check_trusted_remote_port(const char *remote_app_id, const char *remote_port, bool *exist)
1609 if (!_initialized) {
1610 if (!__initialize())
1611 return MESSAGEPORT_ERROR_IO_ERROR;
1614 int ret = __check_remote_port(remote_app_id, remote_port, true, exist);
1615 if (ret == MESSAGEPORT_ERROR_MESSAGEPORT_NOT_FOUND) {
1617 ret = MESSAGEPORT_ERROR_NONE;
1623 int messageport_send_message(const char *remote_app_id, const char *remote_port, bundle *message)
1625 if (!_initialized) {
1626 if (!__initialize())
1627 return MESSAGEPORT_ERROR_IO_ERROR;
1630 return __message_port_send_message(remote_app_id, remote_port, NULL, false, false, false, message);
1633 int messageport_send_trusted_message(const char *remote_app_id, const char *remote_port, bundle *message)
1635 if (!_initialized) {
1636 if (!__initialize())
1637 return MESSAGEPORT_ERROR_IO_ERROR;
1640 return __message_port_send_message(remote_app_id, remote_port, NULL, true, false, false, message);
1643 int messageport_send_bidirectional_message(int id, const char *remote_app_id, const char *remote_port,
1646 if (!_initialized) {
1647 if (!__initialize())
1648 return MESSAGEPORT_ERROR_IO_ERROR;
1651 return __message_send_bidirectional_message(id, remote_app_id, remote_port, false, message);
1654 int messageport_send_bidirectional_trusted_message(int id, const char *remote_app_id, const char *remote_port,
1657 if (!_initialized) {
1658 if (!__initialize())
1659 return MESSAGEPORT_ERROR_IO_ERROR;
1661 return __message_send_bidirectional_message(id, remote_app_id, remote_port, true, message);