mika/libnx
1
0
Fork 0
mirror of https://github.com/switchbrew/libnx.git synced 2025-06-21 12:32:40 +02:00
Code Issues Packages Projects Releases Wiki Activity

Added fsOpenDataStorageByDataId and romfsMountFromDataArchive

Browse Source
This commit is contained in:
Michael Scire 2019-03-24 23:40:34 +01:00 committed by fincs
parent 43128b613b
commit 1bea504732
4 changed files with 57 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
nx/include/switch/runtime/devices/romfs_dev.h
View File

@ -84,6 +84,13 @@ static inline Result romfsInitFromStorage(FsStorage storage, u64 offset)
return romfsMountFromStorage(storage, offset, "romfs");
}
/**
* @brief Mounts RomFS from a system data archive.
* @param dataId Title ID of system data archive to mount.
* @param storageId Storage ID to mount from.
* @param name Device mount name.
*/
Result romfsMountFromDataArchive(u64 dataId, FsStorageId storageId, const char *name);
/// Unmounts the RomFS device.
Result romfsUnmount(const char *name);

1
nx/include/switch/services/fs.h
View File

@ -175,6 +175,7 @@ Result fsMountSaveData(FsFileSystem* out, u8 inval, FsSave *save);
Result fsMountSystemSaveData(FsFileSystem* out, u8 inval, FsSave *save);
Result fsOpenSaveDataIterator(FsSaveDataIterator* out, s32 SaveDataSpaceId);
Result fsOpenDataStorageByCurrentProcess(FsStorage* out);
Result fsOpenDataStorageByDataId(FsStorage* out, u64 dataId, FsStorageId storageId);
Result fsOpenDeviceOperator(FsDeviceOperator* out);
Result fsOpenSdCardDetectionEventNotifier(FsEventNotifier* out);
// todo: Rest of commands here

9
nx/source/runtime/devices/romfs_dev.c
View File

@ -305,7 +305,16 @@ Result romfsMountFromStorage(FsStorage storage, u64 offset, const char *name)
mount->offset = offset;
return romfsMountCommon(name, mount);
}
Result romfsMountFromDataArchive(u64 dataId, FsStorageId storageId, const char *name) {
FsStorage storage;
Result rc = fsOpenDataStorageByDataId(&storage, dataId, storageId);
if (R_FAILED(rc))
return rc;
return romfsMountFromStorage(storage, 0, name);
}
Result romfsMountCommon(const char *name, romfs_mount *mount)

40
nx/source/services/fs.c
View File

@ -353,6 +353,46 @@ Result fsOpenDataStorageByCurrentProcess(FsStorage* out) {
return rc;
}
Result fsOpenDataStorageByDataId(FsStorage* out, u64 dataId, FsStorageId storageId) {
IpcCommand c;
ipcInitialize(&c);
struct {
u64 magic;
u64 cmd_id;
u64 storage_id;
u64 data_id;
} *raw;
raw = serviceIpcPrepareHeader(&g_fsSrv, &c, sizeof(*raw));
raw->magic = SFCI_MAGIC;
raw->cmd_id = 202;
raw->storage_id = storageId;
raw->data_id = dataId;
Result rc = serviceIpcDispatch(&g_fsSrv);
if (R_SUCCEEDED(rc)) {
IpcParsedCommand r;
struct {
u64 magic;
u64 result;
} *resp;
serviceIpcParse(&g_fsSrv, &r, sizeof(*resp));
resp = r.Raw;
rc = resp->result;
if (R_SUCCEEDED(rc)) {
serviceCreateSubservice(&out->s, &g_fsSrv, &r, 0);
}
}
return rc;
}
Result fsOpenDeviceOperator(FsDeviceOperator* out) {
IpcCommand c;
ipcInitialize(&c);