Added appletGetFriendInvitationStorageChannelEvent, appletTryPopFromFriendInvitationStorageChannel, appletGetNotificationStorageChannelEvent, and appletTryPopFromNotificationStorageChannel. Added appletPushToFriendInvitationStorageChannel/appletPushToNotificationStorageChannel. Added friendsGetFriendInvitationNotificationEvent/friendsTryPopFriendInvitationNotificationInfo. Added notif, for adding notifGetNotificationSystemEvent/notifTryPopNotifiedApplicationParameter.

nx/include/switch.h

@@ -102,6 +102,7 @@ extern "C" {
 #include "switch/services/pdm.h"
 #include "switch/services/grc.h"
 #include "switch/services/friends.h"
+#include "switch/services/notif.h"
 
 #include "switch/display/binder.h"
 #include "switch/display/parcel.h"

nx/include/switch/services/applet.h

@@ -1478,6 +1478,40 @@ Result appletRestartProgram(const void* buffer, size_t size);
  */
 Result appletGetPreviousProgramIndex(s32 *programIndex);
 
+/**
+ * @brief Gets an Event which is signaled when a new storage is available with \ref appletTryPopFromFriendInvitationStorageChannel where previously no storage was available, this event is automatically cleared by the system once the last storage is popped.
+ * @note This is used by \ref friendsGetFriendInvitationNotificationEvent.
+ * @note Only available with AppletType_*Application on [9.0.0+].
+ * @note The Event must be closed by the user once finished with it.
+ * @param[out] out_event Output Event with autoclear=false.
+ */
+Result appletGetFriendInvitationStorageChannelEvent(Event *out_event);
+
+/**
+ * @brief Pops a storage from the FriendInvitation StorageChannel.
+ * @note This is used by \ref friendsTryPopFriendInvitationNotificationInfo.
+ * @note Only available with AppletType_*Application on [9.0.0+].
+ * @param[out] s Storage object.
+ */
+Result appletTryPopFromFriendInvitationStorageChannel(AppletStorage *s);
+
+/**
+ * @brief Gets an Event which is signaled when a new storage is available with \ref appletTryPopFromNotificationStorageChannel where previously no storage was available, this event is automatically cleared by the system once the last storage is popped.
+ * @note This is used by \ref notifGetNotificationSystemEvent.
+ * @note Only available with AppletType_*Application on [9.0.0+].
+ * @note The Event must be closed by the user once finished with it.
+ * @param[out] out_event Output Event with autoclear=false.
+ */
+Result appletGetNotificationStorageChannelEvent(Event *out_event);
+
+/**
+ * @brief Pops a storage from the Notification StorageChannel.
+ * @note This is used by \ref notifTryPopNotifiedApplicationParameter.
+ * @note Only available with AppletType_*Application on [9.0.0+].
+ * @param[out] s Storage object.
+ */
+Result appletTryPopFromNotificationStorageChannel(AppletStorage *s);
+
 /**
  * @brief GetHealthWarningDisappearedSystemEvent
  * @note Only available with AppletType_*Application on [9.0.0+].
@@ -1863,6 +1897,28 @@ Result appletApplicationSetApplicationAttribute(AppletApplication *a, const Appl
  */
 Result appletApplicationHasSaveDataAccessPermission(AppletApplication *a, u64 application_id, bool *out);
 
+/**
+ * @brief Creates a storage using the specified input then pushes it to the FriendInvitation StorageChannel.
+ * @note The system will clear the StorageChannel before pushing the storage.
+ * @note Only available on [9.0.0+].
+ * @param a \ref AppletApplication
+ * @param[in] uid \ref AccountUid
+ * @param[in] buffer Input buffer.
+ * @param[in] size Input buffer size.
+ */
+Result appletPushToFriendInvitationStorageChannel(AppletApplication *a, AccountUid uid, const void* buffer, u64 size);
+
+/**
+ * @brief Creates a storage using the specified input then pushes it to the Notification StorageChannel.
+ * @note The system will clear the StorageChannel before pushing the storage.
+ * @note Only available on [9.0.0+].
+ * @param a \ref AppletApplication
+ * @param[in] uid \ref AccountUid
+ * @param[in] buffer Input buffer.
+ * @param[in] size Input buffer size.
+ */
+Result appletPushToNotificationStorageChannel(AppletApplication *a, const void* buffer, u64 size);
+
 ///@}
 
 ///@name ILibraryAppletSelfAccessor

nx/include/switch/services/friends.h

@@ -6,6 +6,9 @@
  */
 #pragma once
 #include "../types.h"
+#include "../kernel/event.h"
+#include "../services/applet.h"
+#include "../services/acc.h"
 #include "../sf/service.h"
 
 /// InAppScreenName
@@ -29,3 +32,23 @@ typedef struct {
     u64 id;                            ///< Id.
 } FriendsFriendInvitationGroupId;
 
+/**
+ * @brief Gets an Event which is signaled when data is available with \ref friendsTryPopFriendInvitationNotificationInfo.
+ * @note This is a wrapper for \ref appletGetFriendInvitationStorageChannelEvent, see that for the usage requirements.
+ * @note The Event must be closed by the user once finished with it.
+ * @param[out] out_event Output Event with autoclear=false.
+ */
+NX_INLINE Result friendsGetFriendInvitationNotificationEvent(Event *out_event) {
+    return appletGetFriendInvitationStorageChannelEvent(out_event);
+}
+
+/**
+ * @brief Uses \ref appletTryPopFromFriendInvitationStorageChannel then reads the data from there into the output params.
+ * @note This is a wrapper for \ref appletTryPopFromFriendInvitationStorageChannel, see that for the usage requirements.
+ * @param[out] uid \ref AccountUid. Optional, can be NULL.
+ * @param[out] buffer Output buffer.
+ * @param[out] size Output buffer size.
+ * @param[out] out_size Size of the data which was written into the output buffer. Optional, can be NULL.
+ */
+Result friendsTryPopFriendInvitationNotificationInfo(AccountUid *uid, void* buffer, u64 size, u64 *out_size);
+

nx/include/switch/services/notif.h

@@ -0,0 +1,31 @@
+/**
+ * @file notif.h
+ * @brief Alarm notification (notif:*) service IPC wrapper.
+ * @author yellows8
+ * @copyright libnx Authors
+ */
+#pragma once
+#include "../types.h"
+#include "../kernel/event.h"
+#include "../services/applet.h"
+#include "../sf/service.h"
+
+/**
+ * @brief Gets an Event which is signaled when data is available with \ref notifTryPopNotifiedApplicationParameter.
+ * @note This is a wrapper for \ref appletGetNotificationStorageChannelEvent, see that for the usage requirements.
+ * @note The Event must be closed by the user once finished with it.
+ * @param[out] out_event Output Event with autoclear=false.
+ */
+NX_INLINE Result notifGetNotificationSystemEvent(Event *out_event) {
+    return appletGetNotificationStorageChannelEvent(out_event);
+}
+
+/**
+ * @brief Uses \ref appletTryPopFromNotificationStorageChannel then reads the data from there into the output params.
+ * @note This is a wrapper for \ref appletTryPopFromNotificationStorageChannel, see that for the usage requirements.
+ * @param[out] buffer Output buffer.
+ * @param[out] size Output buffer size.
+ * @param[out] out_size Size of the data which was written into the output buffer. Optional, can be NULL.
+ */
+Result notifTryPopNotifiedApplicationParameter(void* buffer, u64 size, u64 *out_size);
+

nx/source/services/applet.c

@@ -2230,6 +2230,10 @@ Result appletRestartProgram(const void* buffer, size_t size) {
 }
 
 IPC_MAKE_CMD_IMPL_INITEXPR_HOSVER(Result appletGetPreviousProgramIndex(s32 *programIndex),                 &g_appletIFunctions, 123,  _appletCmdNoInOutU32,       !_appletIsApplication(), (5,0,0), (u32*)programIndex)
+IPC_MAKE_CMD_IMPL_INITEXPR_HOSVER(Result appletGetFriendInvitationStorageChannelEvent(Event *out_event),   &g_appletIFunctions, 140,  _appletCmdGetEvent,         !_appletIsApplication(), (9,0,0), out_event, false)
+IPC_MAKE_CMD_IMPL_INITEXPR_HOSVER(Result appletTryPopFromFriendInvitationStorageChannel(AppletStorage *s), &g_appletIFunctions, 141,  _appletCmdNoInOutStorage,   !_appletIsApplication(), (9,0,0), s)
+IPC_MAKE_CMD_IMPL_INITEXPR_HOSVER(Result appletGetNotificationStorageChannelEvent(Event *out_event),       &g_appletIFunctions, 150,  _appletCmdGetEvent,         !_appletIsApplication(), (9,0,0), out_event, false)
+IPC_MAKE_CMD_IMPL_INITEXPR_HOSVER(Result appletTryPopFromNotificationStorageChannel(AppletStorage *s),     &g_appletIFunctions, 151,  _appletCmdNoInOutStorage,   !_appletIsApplication(), (9,0,0), s)
 IPC_MAKE_CMD_IMPL_INITEXPR_HOSVER(Result appletGetHealthWarningDisappearedSystemEvent(Event *out_event),   &g_appletIFunctions, 160,  _appletCmdGetEvent,         !_appletIsApplication(), (9,0,0), out_event, false)
 IPC_MAKE_CMD_IMPL_INITEXPR_HOSVER(Result appletSetHdcpAuthenticationActivated(bool flag),                  &g_appletIFunctions, 170,  _appletCmdInBoolNoOut,      !_appletIsApplication(), (9,0,0), flag)
 IPC_MAKE_CMD_IMPL_INITEXPR_HOSVER(Result appletCreateMovieMaker(Service* srv_out, TransferMemory *tmem),   &g_appletIFunctions, 1000, _appletCmdInTmemOutSession, !_appletIsApplication(), (5,0,0), srv_out, tmem)
@@ -2474,6 +2478,41 @@ Result appletApplicationHasSaveDataAccessPermission(AppletApplication *a, u64 ap
     return rc;
 }
 
+Result appletPushToFriendInvitationStorageChannel(AppletApplication *a, AccountUid uid, const void* buffer, u64 size) {
+    if (!serviceIsActive(&a->s))
+        return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);
+    if (hosversionBefore(9,0,0))
+        return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+
+    Result rc=0;
+    AppletStorage storage;
+
+    rc = appletCreateStorage(&storage, size+sizeof(uid));
+    if (R_SUCCEEDED(rc)) rc = appletStorageWrite(&storage, 0, &uid, sizeof(uid));
+    if (R_SUCCEEDED(rc)) rc = appletStorageWrite(&storage, sizeof(uid), buffer, size);
+    if (R_SUCCEEDED(rc)) rc = _appletCmdInStorage(&a->s, &storage, 180);
+    appletStorageClose(&storage);
+
+    return rc;
+}
+
+Result appletPushToNotificationStorageChannel(AppletApplication *a, const void* buffer, u64 size) {
+    if (!serviceIsActive(&a->s))
+        return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);
+    if (hosversionBefore(9,0,0))
+        return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+
+    Result rc=0;
+    AppletStorage storage;
+
+    rc = appletCreateStorage(&storage, size);
+    if (R_SUCCEEDED(rc)) rc = appletStorageWrite(&storage, 0, buffer, size);
+    if (R_SUCCEEDED(rc)) rc = _appletCmdInStorage(&a->s, &storage, 190);
+    appletStorageClose(&storage);
+
+    return rc;
+}
+
 // ILibraryAppletSelfAccessor
 
 IPC_MAKE_CMD_IMPL_INITEXPR(       Result appletPopInData(AppletStorage *s),                               &g_appletILibraryAppletSelfAccessor, 0,  _appletCmdNoInOutStorage,    __nx_applet_type != AppletType_LibraryApplet,          s)

nx/source/services/friends.c

@@ -0,0 +1,30 @@
+#include "service_guard.h"
+#include "services/friends.h"
+
+Result friendsTryPopFriendInvitationNotificationInfo(AccountUid *uid, void* buffer, u64 size, u64 *out_size) {
+    Result rc=0;
+    AppletStorage storage;
+    s64 storage_size=0;
+    u64 data_size = size;
+    AccountUid tmpuid={0};
+
+    rc = appletTryPopFromFriendInvitationStorageChannel(&storage);
+    if (R_SUCCEEDED(rc)) rc = appletStorageGetSize(&storage, &storage_size);
+    if (R_SUCCEEDED(rc) && storage_size < sizeof(AccountUid)) rc = MAKERESULT(Module_Libnx, LibnxError_BadInput);
+    if (R_SUCCEEDED(rc)) {
+        storage_size-=sizeof(AccountUid);
+        rc = appletStorageRead(&storage, 0, &tmpuid, sizeof(AccountUid));
+        if (R_SUCCEEDED(rc)) {
+            if (data_size > storage_size) data_size = storage_size;
+            if (data_size) rc = appletStorageRead(&storage, sizeof(AccountUid), buffer, data_size);
+            if (R_SUCCEEDED(rc)) {
+                if (out_size) *out_size = data_size;
+                if (uid) *uid = tmpuid;
+            }
+        }
+    }
+
+    appletStorageClose(&storage);
+    return rc;
+}
+

nx/source/services/notif.c

@@ -0,0 +1,21 @@
+#include "service_guard.h"
+#include "services/notif.h"
+
+Result notifTryPopNotifiedApplicationParameter(void* buffer, u64 size, u64 *out_size) {
+    Result rc=0;
+    AppletStorage storage;
+    s64 storage_size=0;
+    u64 data_size = size;
+
+    rc = appletTryPopFromNotificationStorageChannel(&storage);
+    if (R_SUCCEEDED(rc)) rc = appletStorageGetSize(&storage, &storage_size);
+    if (R_SUCCEEDED(rc)) {
+        if (data_size > storage_size) data_size = storage_size;
+        if (data_size) rc = appletStorageRead(&storage, 0, buffer, data_size);
+        if (R_SUCCEEDED(rc) && out_size) *out_size = data_size;
+    }
+
+    appletStorageClose(&storage);
+    return rc;
+}
+