rpcs3/rpcs3/Emu/SysCalls/Modules/cellFs.cpp
2015-07-10 04:31:16 +03:00

1032 lines
26 KiB
C++

#include "stdafx.h"
#include "Emu/Memory/Memory.h"
#include "Emu/System.h"
#include "Emu/IdManager.h"
#include "Emu/SysCalls/Modules.h"
#include "Emu/SysCalls/Callback.h"
#include "Emu/SysCalls/CB_FUNC.h"
#include "Emu/FS/VFS.h"
#include "Emu/FS/vfsFile.h"
#include "Emu/FS/vfsDir.h"
#include "Emu/SysCalls/lv2/sys_fs.h"
#include "cellFs.h"
extern Module cellFs;
s32 cellFsOpen(vm::cptr<char> path, s32 flags, vm::ptr<u32> fd, vm::cptr<void> arg, u64 size)
{
cellFs.Warning("cellFsOpen(path=*0x%x, flags=%#o, fd=*0x%x, arg=*0x%x, size=0x%llx) -> sys_fs_open()", path, flags, fd, arg, size);
// TODO
// call the syscall
return sys_fs_open(path, flags, fd, flags & CELL_FS_O_CREAT ? CELL_FS_S_IRUSR | CELL_FS_S_IWUSR : 0, arg, size);
}
s32 cellFsRead(PPUThread& CPU, u32 fd, vm::ptr<void> buf, u64 nbytes, vm::ptr<u64> nread)
{
cellFs.Log("cellFsRead(fd=0x%x, buf=0x%x, nbytes=0x%llx, nread=0x%x)", fd, buf, nbytes, nread);
// call the syscall
return sys_fs_read(fd, buf, nbytes, nread ? nread : vm::stackvar<be_t<u64>>(CPU));
}
s32 cellFsWrite(PPUThread& CPU, u32 fd, vm::cptr<void> buf, u64 nbytes, vm::ptr<u64> nwrite)
{
cellFs.Log("cellFsWrite(fd=0x%x, buf=*0x%x, nbytes=0x%llx, nwrite=*0x%x)", fd, buf, nbytes, nwrite);
// call the syscall
return sys_fs_write(fd, buf, nbytes, nwrite ? nwrite : vm::stackvar<be_t<u64>>(CPU));
}
s32 cellFsClose(u32 fd)
{
cellFs.Log("cellFsClose(fd=0x%x)", fd);
// call the syscall
return sys_fs_close(fd);
}
s32 cellFsOpendir(vm::cptr<char> path, vm::ptr<u32> fd)
{
cellFs.Warning("cellFsOpendir(path=*0x%x, fd=*0x%x) -> sys_fs_opendir()", path, fd);
// TODO
// call the syscall
return sys_fs_opendir(path, fd);
}
s32 cellFsReaddir(u32 fd, vm::ptr<CellFsDirent> dir, vm::ptr<u64> nread)
{
cellFs.Log("cellFsReaddir(fd=0x%x, dir=*0x%x, nread=*0x%x)", fd, dir, nread);
// call the syscall
return dir && nread ? sys_fs_readdir(fd, dir, nread) : CELL_FS_EFAULT;
}
s32 cellFsClosedir(u32 fd)
{
cellFs.Log("cellFsClosedir(fd=0x%x)", fd);
// call the syscall
return sys_fs_closedir(fd);
}
s32 cellFsStat(vm::cptr<char> path, vm::ptr<CellFsStat> sb)
{
cellFs.Warning("cellFsStat(path=*0x%x, sb=*0x%x) -> sys_fs_stat()", path, sb);
// TODO
// call the syscall
return sys_fs_stat(path, sb);
}
s32 cellFsFstat(u32 fd, vm::ptr<CellFsStat> sb)
{
cellFs.Log("cellFsFstat(fd=0x%x, sb=*0x%x)", fd, sb);
// call the syscall
return sys_fs_fstat(fd, sb);
}
s32 cellFsMkdir(vm::cptr<char> path, s32 mode)
{
cellFs.Warning("cellFsMkdir(path=*0x%x, mode=%#o) -> sys_fs_mkdir()", path, mode);
// TODO
// call the syscall
return sys_fs_mkdir(path, mode);
}
s32 cellFsRename(vm::cptr<char> from, vm::cptr<char> to)
{
cellFs.Warning("cellFsRename(from=*0x%x, to=*0x%x) -> sys_fs_rename()", from, to);
// TODO
// call the syscall
return sys_fs_rename(from, to);
}
s32 cellFsRmdir(vm::cptr<char> path)
{
cellFs.Warning("cellFsRmdir(path=*0x%x) -> sys_fs_rmdir()", path);
// TODO
// call the syscall
return sys_fs_rmdir(path);
}
s32 cellFsUnlink(vm::cptr<char> path)
{
cellFs.Warning("cellFsUnlink(path=*0x%x) -> sys_fs_unlink()", path);
// TODO
// call the syscall
return sys_fs_unlink(path);
}
s32 cellFsLseek(u32 fd, s64 offset, u32 whence, vm::ptr<u64> pos)
{
cellFs.Log("cellFsLseek(fd=0x%x, offset=0x%llx, whence=0x%x, pos=*0x%x)", fd, offset, whence, pos);
// call the syscall
return pos ? sys_fs_lseek(fd, offset, whence, pos) : CELL_FS_EFAULT;
}
s32 cellFsFsync(u32 fd)
{
cellFs.Todo("cellFsFsync(fd=0x%x)", fd);
return CELL_OK;
}
s32 cellFsFGetBlockSize(PPUThread& CPU, u32 fd, vm::ptr<u64> sector_size, vm::ptr<u64> block_size)
{
cellFs.Log("cellFsFGetBlockSize(fd=0x%x, sector_size=*0x%x, block_size=*0x%x)", fd, sector_size, block_size);
// call the syscall
return sector_size && block_size ? sys_fs_fget_block_size(fd, sector_size, block_size, vm::stackvar<be_t<u64>>(CPU), vm::stackvar<be_t<u64>>(CPU)) : CELL_FS_EFAULT;
}
s32 cellFsGetBlockSize(PPUThread& CPU, vm::cptr<char> path, vm::ptr<u64> sector_size, vm::ptr<u64> block_size)
{
cellFs.Warning("cellFsGetBlockSize(path=*0x%x, sector_size=*0x%x, block_size=*0x%x) -> sys_fs_get_block_size()", path, sector_size, block_size);
// TODO
// call the syscall
return sys_fs_get_block_size(path, sector_size, block_size, vm::stackvar<be_t<u64>>(CPU));
}
s32 cellFsTruncate(vm::cptr<char> path, u64 size)
{
cellFs.Warning("cellFsTruncate(path=*0x%x, size=0x%llx) -> sys_fs_truncate()", path, size);
// TODO
// call the syscall
return sys_fs_truncate(path, size);
}
s32 cellFsFtruncate(u32 fd, u64 size)
{
cellFs.Log("cellFsFtruncate(fd=0x%x, size=0x%llx)", fd, size);
// call the syscall
return sys_fs_ftruncate(fd, size);
}
s32 cellFsChmod(vm::cptr<char> path, s32 mode)
{
cellFs.Warning("cellFsChmod(path=*0x%x, mode=%#o) -> sys_fs_chmod()", path, mode);
// TODO
// call the syscall
return sys_fs_chmod(path, mode);
}
s32 cellFsGetFreeSize(vm::cptr<char> path, vm::ptr<u32> block_size, vm::ptr<u64> block_count)
{
cellFs.Warning("cellFsGetFreeSize(path=*0x%x, block_size=*0x%x, block_count=*0x%x)", path, block_size, block_count);
cellFs.Warning("*** path = '%s'", path.get_ptr());
// TODO: Get real values. Currently, it always returns 40 GB of free space divided in 4 KB blocks
*block_size = 4096; // ?
*block_count = 10 * 1024 * 1024; // ?
return CELL_OK;
}
s32 cellFsGetDirectoryEntries(u32 fd, vm::ptr<CellFsDirectoryEntry> entries, u32 entries_size, vm::ptr<u32> data_count)
{
cellFs.Warning("cellFsGetDirectoryEntries(fd=0x%x, entries=*0x%x, entries_size=0x%x, data_count=*0x%x)", fd, entries, entries_size, data_count);
const auto directory = Emu.GetIdManager().get<lv2_dir_t>(fd);
if (!directory)
{
return CELL_FS_EBADF;
}
u32 count = 0;
entries_size /= sizeof(CellFsDirectoryEntry);
for (; count < entries_size; count++)
{
if (const auto info = directory->Read())
{
entries[count].attribute.mode = info->flags & DirEntry_TypeDir ? CELL_FS_S_IFDIR | 0777 : CELL_FS_S_IFREG | 0666;
entries[count].attribute.uid = 1; // ???
entries[count].attribute.gid = 1; // ???
entries[count].attribute.atime = info->access_time;
entries[count].attribute.mtime = info->modify_time;
entries[count].attribute.ctime = info->create_time;
entries[count].attribute.size = info->size;
entries[count].attribute.blksize = 4096; // ???
entries[count].entry_name.d_type = info->flags & DirEntry_TypeFile ? CELL_FS_TYPE_REGULAR : CELL_FS_TYPE_DIRECTORY;
entries[count].entry_name.d_namlen = u8(std::min<size_t>(info->name.length(), CELL_FS_MAX_FS_FILE_NAME_LENGTH));
strcpy_trunc(entries[count].entry_name.d_name, info->name);
}
else
{
break;
}
}
*data_count = count;
return CELL_OK;
}
s32 cellFsReadWithOffset(u32 fd, u64 offset, vm::ptr<void> buf, u64 buffer_size, vm::ptr<u64> nread)
{
cellFs.Log("cellFsReadWithOffset(fd=0x%x, offset=0x%llx, buf=*0x%x, buffer_size=0x%llx, nread=*0x%x)", fd, offset, buf, buffer_size, nread);
// TODO: use single sys_fs_fcntl syscall
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file || file->flags & CELL_FS_O_WRONLY)
{
return CELL_FS_EBADF;
}
std::lock_guard<std::mutex> lock(file->mutex);
const auto old_position = file->file->Tell();
file->file->Seek(offset);
const auto read = file->file->Read(buf.get_ptr(), buffer_size);
file->file->Seek(old_position);
if (nread)
{
*nread = read;
}
return CELL_OK;
}
s32 cellFsWriteWithOffset(u32 fd, u64 offset, vm::cptr<void> buf, u64 data_size, vm::ptr<u64> nwrite)
{
cellFs.Log("cellFsWriteWithOffset(fd=0x%x, offset=0x%llx, buf=*0x%x, data_size=0x%llx, nwrite=*0x%x)", fd, offset, buf, data_size, nwrite);
// TODO: use single sys_fs_fcntl syscall
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file || !(file->flags & CELL_FS_O_ACCMODE))
{
return CELL_FS_EBADF;
}
std::lock_guard<std::mutex> lock(file->mutex);
const auto old_position = file->file->Tell();
file->file->Seek(offset);
const auto written = file->file->Write(buf.get_ptr(), data_size);
file->file->Seek(old_position);
if (nwrite)
{
*nwrite = written;
}
return CELL_OK;
}
s32 cellFsStReadInit(u32 fd, vm::cptr<CellFsRingBuffer> ringbuf)
{
cellFs.Warning("cellFsStReadInit(fd=0x%x, ringbuf=*0x%x)", fd, ringbuf);
if (ringbuf->copy & ~CELL_FS_ST_COPYLESS)
{
return CELL_FS_EINVAL;
}
if (ringbuf->block_size & 0xfff) // check if a multiple of sector size
{
return CELL_FS_EINVAL;
}
if (ringbuf->ringbuf_size % ringbuf->block_size) // check if a multiple of block_size
{
return CELL_FS_EINVAL;
}
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file)
{
return CELL_FS_EBADF;
}
if (file->flags & CELL_FS_O_WRONLY)
{
return CELL_FS_EPERM;
}
std::lock_guard<std::mutex> lock(file->mutex);
if (!file->st_status.compare_and_swap_test(SSS_NOT_INITIALIZED, SSS_INITIALIZED))
{
return CELL_FS_EBUSY;
}
file->st_ringbuf_size = ringbuf->ringbuf_size;
file->st_block_size = ringbuf->ringbuf_size;
file->st_trans_rate = ringbuf->transfer_rate;
file->st_copyless = ringbuf->copy == CELL_FS_ST_COPYLESS;
const u64 alloc_size = align(file->st_ringbuf_size, file->st_ringbuf_size < 1024 * 1024 ? 64 * 1024 : 1024 * 1024);
file->st_buffer = vm::alloc(static_cast<u32>(alloc_size), vm::main);
file->st_read_size = 0;
file->st_total_read = 0;
file->st_copied = 0;
return CELL_OK;
}
s32 cellFsStReadFinish(u32 fd)
{
cellFs.Warning("cellFsStReadFinish(fd=0x%x)", fd);
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file)
{
return CELL_FS_EBADF; // ???
}
std::lock_guard<std::mutex> lock(file->mutex);
if (!file->st_status.compare_and_swap_test(SSS_INITIALIZED, SSS_NOT_INITIALIZED))
{
return CELL_FS_ENXIO;
}
vm::dealloc(file->st_buffer, vm::main);
return CELL_OK;
}
s32 cellFsStReadGetRingBuf(u32 fd, vm::ptr<CellFsRingBuffer> ringbuf)
{
cellFs.Warning("cellFsStReadGetRingBuf(fd=0x%x, ringbuf=*0x%x)", fd, ringbuf);
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file)
{
return CELL_FS_EBADF;
}
if (file->st_status.load() == SSS_NOT_INITIALIZED)
{
return CELL_FS_ENXIO;
}
ringbuf->ringbuf_size = file->st_ringbuf_size;
ringbuf->block_size = file->st_block_size;
ringbuf->transfer_rate = file->st_trans_rate;
ringbuf->copy = file->st_copyless ? CELL_FS_ST_COPYLESS : CELL_FS_ST_COPY;
return CELL_OK;
}
s32 cellFsStReadGetStatus(u32 fd, vm::ptr<u64> status)
{
cellFs.Warning("cellFsStReadGetRingBuf(fd=0x%x, status=*0x%x)", fd, status);
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file)
{
return CELL_FS_EBADF;
}
switch (file->st_status.load())
{
case SSS_INITIALIZED:
case SSS_STOPPED:
{
*status = CELL_FS_ST_INITIALIZED | CELL_FS_ST_STOP;
break;
}
case SSS_STARTED:
{
*status = CELL_FS_ST_INITIALIZED | CELL_FS_ST_PROGRESS;
break;
}
default:
{
*status = CELL_FS_ST_NOT_INITIALIZED | CELL_FS_ST_STOP;
break;
}
}
return CELL_OK;
}
s32 cellFsStReadGetRegid(u32 fd, vm::ptr<u64> regid)
{
cellFs.Warning("cellFsStReadGetRingBuf(fd=0x%x, regid=*0x%x)", fd, regid);
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file)
{
return CELL_FS_EBADF;
}
if (file->st_status.load() == SSS_NOT_INITIALIZED)
{
return CELL_FS_ENXIO;
}
*regid = file->st_total_read - file->st_copied;
return CELL_OK;
}
s32 cellFsStReadStart(u32 fd, u64 offset, u64 size)
{
cellFs.Warning("cellFsStReadStart(fd=0x%x, offset=0x%llx, size=0x%llx)", fd, offset, size);
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file)
{
return CELL_FS_EBADF;
}
switch (auto status = file->st_status.compare_and_swap(SSS_INITIALIZED, SSS_STARTED))
{
case SSS_NOT_INITIALIZED:
{
return CELL_FS_ENXIO;
}
case SSS_STARTED:
{
return CELL_FS_EBUSY;
}
}
offset = std::min<u64>(file->file->GetSize(), offset);
size = std::min<u64>(file->file->GetSize() - offset, size);
file->st_read_size = size;
file->st_thread.start([=]{ return fmt::format("FS ST Thread[0x%x]", fd); }, [=]()
{
std::unique_lock<std::mutex> lock(file->mutex);
while (file->st_status.load() == SSS_STARTED && !Emu.IsStopped())
{
// check free space in buffer and available data in stream
if (file->st_total_read - file->st_copied <= file->st_ringbuf_size - file->st_block_size && file->st_total_read < file->st_read_size)
{
// get buffer position
const u32 position = vm::cast(file->st_buffer + file->st_total_read % file->st_ringbuf_size);
// read data
auto old = file->file->Tell();
file->file->Seek(offset + file->st_total_read);
auto res = file->file->Read(vm::get_ptr(position), file->st_block_size);
file->file->Seek(old);
// notify
file->st_total_read += res;
file->cv.notify_one();
}
// check callback condition if set
if (file->st_callback.data.func)
{
const u64 available = file->st_total_read - file->st_copied;
if (available >= file->st_callback.data.size)
{
const auto func = file->st_callback.exchange({}).func;
Emu.GetCallbackManager().Async([=](PPUThread& CPU)
{
func(CPU, fd, available);
});
}
}
file->cv.wait_for(lock, std::chrono::milliseconds(1));
}
file->st_status.compare_and_swap(SSS_STOPPED, SSS_INITIALIZED);
file->st_read_size = 0;
file->st_total_read = 0;
file->st_copied = 0;
file->st_callback.data = {};
});
return CELL_OK;
}
s32 cellFsStReadStop(u32 fd)
{
cellFs.Warning("cellFsStReadStop(fd=0x%x)", fd);
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file)
{
return CELL_FS_EBADF;
}
switch (auto status = file->st_status.compare_and_swap(SSS_STARTED, SSS_STOPPED))
{
case SSS_NOT_INITIALIZED:
{
return CELL_FS_ENXIO;
}
case SSS_INITIALIZED:
case SSS_STOPPED:
{
return CELL_OK;
}
}
file->cv.notify_all();
file->st_thread.join();
return CELL_OK;
}
s32 cellFsStRead(u32 fd, vm::ptr<u8> buf, u64 size, vm::ptr<u64> rsize)
{
cellFs.Warning("cellFsStRead(fd=0x%x, buf=*0x%x, size=0x%llx, rsize=*0x%x)", fd, buf, size, rsize);
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file)
{
return CELL_FS_EBADF;
}
if (file->st_status.load() == SSS_NOT_INITIALIZED || file->st_copyless)
{
return CELL_FS_ENXIO;
}
const u64 copied = file->st_copied.load();
const u32 position = vm::cast(file->st_buffer + copied % file->st_ringbuf_size);
const u64 total_read = file->st_total_read.load();
const u64 copy_size = (*rsize = std::min<u64>(size, total_read - copied)); // write rsize
// copy data
const u64 first_size = std::min<u64>(copy_size, file->st_ringbuf_size - (position - file->st_buffer));
memcpy(buf.get_ptr(), vm::get_ptr(position), first_size);
memcpy((buf + first_size).get_ptr(), vm::get_ptr(file->st_buffer), copy_size - first_size);
// notify
file->st_copied += copy_size;
file->cv.notify_one();
// check end of stream
return total_read < file->st_read_size ? CELL_OK : CELL_FS_ERANGE;
}
s32 cellFsStReadGetCurrentAddr(u32 fd, vm::ptr<u32> addr, vm::ptr<u64> size)
{
cellFs.Warning("cellFsStReadGetCurrentAddr(fd=0x%x, addr=*0x%x, size=*0x%x)", fd, addr, size);
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file)
{
return CELL_FS_EBADF;
}
if (file->st_status.load() == SSS_NOT_INITIALIZED || !file->st_copyless)
{
return CELL_FS_ENXIO;
}
const u64 copied = file->st_copied.load();
const u32 position = vm::cast(file->st_buffer + copied % file->st_ringbuf_size);
const u64 total_read = file->st_total_read.load();
if ((*size = std::min<u64>(file->st_ringbuf_size - (position - file->st_buffer), total_read - copied)).data())
{
*addr = position;
}
else
{
*addr = 0;
}
// check end of stream
return total_read < file->st_read_size ? CELL_OK : CELL_FS_ERANGE;
}
s32 cellFsStReadPutCurrentAddr(u32 fd, vm::ptr<u8> addr, u64 size)
{
cellFs.Warning("cellFsStReadPutCurrentAddr(fd=0x%x, addr=*0x%x, size=0x%llx)", fd, addr, size);
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file)
{
return CELL_FS_EBADF;
}
if (file->st_status.load() == SSS_NOT_INITIALIZED || !file->st_copyless)
{
return CELL_FS_ENXIO;
}
const u64 copied = file->st_copied.load();
const u64 total_read = file->st_total_read.load();
// notify
file->st_copied += size;
file->cv.notify_one();
// check end of stream
return total_read < file->st_read_size ? CELL_OK : CELL_FS_ERANGE;
}
s32 cellFsStReadWait(u32 fd, u64 size)
{
cellFs.Warning("cellFsStReadWait(fd=0x%x, size=0x%llx)", fd, size);
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file)
{
return CELL_FS_EBADF;
}
if (file->st_status.load() == SSS_NOT_INITIALIZED)
{
return CELL_FS_ENXIO;
}
std::unique_lock<std::mutex> lock(file->mutex);
while (file->st_total_read - file->st_copied < size && file->st_total_read < file->st_read_size)
{
// wait for size availability or stream end
if (Emu.IsStopped())
{
cellFs.Warning("cellFsStReadWait(0x%x) aborted", fd);
return CELL_OK;
}
file->cv.wait_for(lock, std::chrono::milliseconds(1));
}
return CELL_OK;
}
s32 cellFsStReadWaitCallback(u32 fd, u64 size, fs_st_cb_t func)
{
cellFs.Warning("cellFsStReadWaitCallback(fd=0x%x, size=0x%llx, func=*0x%x)", fd, size, func);
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file)
{
return CELL_FS_EBADF;
}
if (file->st_status.load() == SSS_NOT_INITIALIZED)
{
return CELL_FS_ENXIO;
}
if (!file->st_callback.compare_and_swap_test({}, { size, func }))
{
return CELL_FS_EIO;
}
return CELL_OK;
}
bool sdata_check(u32 version, u32 flags, u64 filesizeInput, u64 filesizeTmp)
{
if (version > 4 || flags & 0x7EFFFFC0){
printf("ERROR: unknown version");
return false;
}
if ((version == 1 && (flags & 0x7FFFFFFE)) ||
(version == 2 && (flags & 0x7EFFFFC0))){
printf("ERROR: unknown or unsupported type");
return false;
}
if (filesizeTmp > filesizeInput){
printf("ERROR: input file size is too short.");
return false;
}
if (!(flags & 0x80000000)){
printf("ERROR: cannot extract finalized edata.");
return false;
}
return true;
}
int sdata_unpack(const std::string& packed_file, const std::string& unpacked_file)
{
std::shared_ptr<vfsFileBase> packed_stream(Emu.GetVFS().OpenFile(packed_file, vfsRead));
std::shared_ptr<vfsFileBase> unpacked_stream(Emu.GetVFS().OpenFile(unpacked_file, vfsWriteNew));
if (!packed_stream || !packed_stream->IsOpened())
{
cellFs.Error("File '%s' not found!", packed_file.c_str());
return CELL_ENOENT;
}
if (!unpacked_stream || !unpacked_stream->IsOpened())
{
cellFs.Error("File '%s' couldn't be created!", unpacked_file.c_str());
return CELL_ENOENT;
}
char buffer[10200];
packed_stream->Read(buffer, 256);
u32 format = *(be_t<u32>*)&buffer[0];
if (format != 0x4E504400) // "NPD\x00"
{
cellFs.Error("Illegal format. Expected 0x4E504400, but got 0x%08x", format);
return CELL_EFSSPECIFIC;
}
u32 version = *(be_t<u32>*)&buffer[0x04];
u32 flags = *(be_t<u32>*)&buffer[0x80];
u32 blockSize = *(be_t<u32>*)&buffer[0x84];
u64 filesizeOutput = *(be_t<u64>*)&buffer[0x88];
u64 filesizeInput = packed_stream->GetSize();
u32 blockCount = (u32)((filesizeOutput + blockSize - 1) / blockSize);
// SDATA file is compressed
if (flags & 0x1)
{
cellFs.Warning("cellFsSdataOpen: Compressed SDATA files are not supported yet.");
return CELL_EFSSPECIFIC;
}
// SDATA file is NOT compressed
else
{
u32 t1 = (flags & 0x20) ? 0x20 : 0x10;
u32 startOffset = (blockCount * t1) + 0x100;
u64 filesizeTmp = (filesizeOutput + 0xF) & 0xFFFFFFF0 + startOffset;
if (!sdata_check(version, flags, filesizeInput, filesizeTmp))
{
cellFs.Error("cellFsSdataOpen: Wrong header information.");
return CELL_EFSSPECIFIC;
}
if (flags & 0x20)
packed_stream->Seek(0x100);
else
packed_stream->Seek(startOffset);
for (u32 i = 0; i < blockCount; i++)
{
if (flags & 0x20)
packed_stream->Seek(packed_stream->Tell() + t1);
if (!(blockCount - i - 1))
blockSize = (u32)(filesizeOutput - i * blockSize);
packed_stream->Read(buffer + 256, blockSize);
unpacked_stream->Write(buffer + 256, blockSize);
}
}
return CELL_OK;
}
s32 cellFsSdataOpen(PPUThread& CPU, vm::cptr<char> path, s32 flags, vm::ptr<u32> fd, vm::cptr<void> arg, u64 size)
{
cellFs.Log("cellFsSdataOpen(path=*0x%x, flags=%#o, fd=*0x%x, arg=*0x%x, size=0x%llx)", path, flags, fd, arg, size);
if (flags != CELL_FS_O_RDONLY)
{
return CELL_FS_EINVAL;
}
return cellFsOpen(path, CELL_FS_O_RDONLY, fd, vm::stackvar<be_t<u64>>(CPU), 8);
// Don't implement sdata decryption in this function, it should be done in sys_fs_open() syscall or somewhere else
/*
std::string suffix = path.substr(path.length() - 5, 5);
if (suffix != ".sdat" && suffix != ".SDAT")
return CELL_ENOTSDATA;
std::string::size_type last_slash = path.rfind('/'); //TODO: use a filesystem library to solve this more robustly
last_slash = last_slash == std::string::npos ? 0 : last_slash+1;
std::string unpacked_path = "/dev_hdd1/"+path.substr(last_slash,path.length()-last_slash)+".unpacked";
int ret = sdata_unpack(path, unpacked_path);
if (ret) return ret;
fd = Emu.GetIdManager().GetNewID(Emu.GetVFS().OpenFile(unpacked_path, vfsRead), TYPE_FS_FILE);
return CELL_OK;
*/
}
s32 cellFsSdataOpenByFd(u32 mself_fd, s32 flags, vm::ptr<u32> sdata_fd, u64 offset, vm::cptr<void> arg, u64 size)
{
cellFs.Todo("cellFsSdataOpenByFd(mself_fd=0x%x, flags=%#o, sdata_fd=*0x%x, offset=0x%llx, arg=*0x%x, size=0x%llx)", mself_fd, flags, sdata_fd, offset, arg, size);
// TODO:
return CELL_OK;
}
using fs_aio_cb_t = vm::ptr<void(vm::ptr<CellFsAio> xaio, s32 error, s32 xid, u64 size)>;
void fsAio(vm::ptr<CellFsAio> aio, bool write, s32 xid, fs_aio_cb_t func)
{
cellFs.Notice("FS AIO Request(%d): fd=0x%x, offset=0x%llx, buf=*0x%x, size=0x%llx, user_data=0x%llx", xid, aio->fd, aio->offset, aio->buf, aio->size, aio->user_data);
s32 error = CELL_OK;
u64 result = 0;
const auto file = Emu.GetIdManager().get<lv2_file_t>(aio->fd);
if (!file || (!write && file->flags & CELL_FS_O_WRONLY) || (write && !(file->flags & CELL_FS_O_ACCMODE)))
{
error = CELL_FS_EBADF;
}
else
{
std::lock_guard<std::mutex> lock(file->mutex);
const auto old_position = file->file->Tell();
file->file->Seek(aio->offset);
result = write ? file->file->Write(aio->buf.get_ptr(), aio->size) : file->file->Read(aio->buf.get_ptr(), aio->size);
file->file->Seek(old_position);
}
// should be executed directly by FS AIO thread
Emu.GetCallbackManager().Async([=](PPUThread& CPU)
{
func(CPU, aio, error, xid, result);
});
}
s32 cellFsAioInit(vm::cptr<char> mount_point)
{
cellFs.Warning("cellFsAioInit(mount_point=*0x%x)", mount_point);
cellFs.Warning("*** mount_point = '%s'", mount_point.get_ptr());
// TODO: create AIO thread (if not exists) for specified mount point
return CELL_OK;
}
s32 cellFsAioFinish(vm::cptr<char> mount_point)
{
cellFs.Warning("cellFsAioFinish(mount_point=*0x%x)", mount_point);
cellFs.Warning("*** mount_point = '%s'", mount_point.get_ptr());
// TODO: delete existing AIO thread for specified mount point
return CELL_OK;
}
std::atomic<s32> g_fs_aio_id(0);
s32 cellFsAioRead(vm::ptr<CellFsAio> aio, vm::ptr<s32> id, fs_aio_cb_t func)
{
cellFs.Warning("cellFsAioRead(aio=*0x%x, id=*0x%x, func=*0x%x)", aio, id, func);
// TODO: detect mount point and send AIO request to the AIO thread of this mount point
const s32 xid = (*id = ++g_fs_aio_id);
thread_t(WRAP_EXPR("FS AIO Read Thread"), [=]{ fsAio(aio, false, xid, func); }).detach();
return CELL_OK;
}
s32 cellFsAioWrite(vm::ptr<CellFsAio> aio, vm::ptr<s32> id, fs_aio_cb_t func)
{
cellFs.Warning("cellFsAioWrite(aio=*0x%x, id=*0x%x, func=*0x%x)", aio, id, func);
// TODO: detect mount point and send AIO request to the AIO thread of this mount point
const s32 xid = (*id = ++g_fs_aio_id);
thread_t(WRAP_EXPR("FS AIO Write Thread"), [=]{ fsAio(aio, true, xid, func); }).detach();
return CELL_OK;
}
s32 cellFsAioCancel(s32 id)
{
cellFs.Warning("cellFsAioCancel(id=%d) -> CELL_FS_EINVAL", id);
// TODO: cancelled requests return CELL_FS_ECANCELED through their own callbacks
return CELL_FS_EINVAL;
}
s32 cellFsSetDefaultContainer(u32 id, u32 total_limit)
{
cellFs.Todo("cellFsSetDefaultContainer(id=0x%x, total_limit=%d)", id, total_limit);
return CELL_OK;
}
s32 cellFsSetIoBufferFromDefaultContainer(u32 fd, u32 buffer_size, u32 page_type)
{
cellFs.Todo("cellFsSetIoBufferFromDefaultContainer(fd=0x%x, buffer_size=%d, page_type=%d)", fd, buffer_size, page_type);
const auto file = Emu.GetIdManager().get<lv2_file_t>(fd);
if (!file)
{
return CELL_FS_EBADF;
}
return CELL_OK;
}
Module cellFs("cellFs", []()
{
REG_FUNC(cellFs, cellFsOpen);
REG_FUNC(cellFs, cellFsSdataOpen);
REG_FUNC(cellFs, cellFsSdataOpenByFd);
REG_FUNC(cellFs, cellFsRead);
REG_FUNC(cellFs, cellFsWrite);
REG_FUNC(cellFs, cellFsClose);
REG_FUNC(cellFs, cellFsOpendir);
REG_FUNC(cellFs, cellFsReaddir);
REG_FUNC(cellFs, cellFsClosedir);
REG_FUNC(cellFs, cellFsStat);
REG_FUNC(cellFs, cellFsFstat);
REG_FUNC(cellFs, cellFsMkdir);
REG_FUNC(cellFs, cellFsRename);
REG_FUNC(cellFs, cellFsChmod);
REG_FUNC(cellFs, cellFsFsync);
REG_FUNC(cellFs, cellFsRmdir);
REG_FUNC(cellFs, cellFsUnlink);
REG_FUNC(cellFs, cellFsLseek);
REG_FUNC(cellFs, cellFsFtruncate);
REG_FUNC(cellFs, cellFsTruncate);
REG_FUNC(cellFs, cellFsFGetBlockSize);
REG_FUNC(cellFs, cellFsAioInit);
REG_FUNC(cellFs, cellFsAioFinish);
REG_FUNC(cellFs, cellFsAioRead);
REG_FUNC(cellFs, cellFsAioWrite);
REG_FUNC(cellFs, cellFsAioCancel);
REG_FUNC(cellFs, cellFsGetBlockSize);
REG_FUNC(cellFs, cellFsGetFreeSize);
REG_FUNC(cellFs, cellFsReadWithOffset);
REG_FUNC(cellFs, cellFsWriteWithOffset);
REG_FUNC(cellFs, cellFsGetDirectoryEntries);
REG_FUNC(cellFs, cellFsStReadInit);
REG_FUNC(cellFs, cellFsStReadFinish);
REG_FUNC(cellFs, cellFsStReadGetRingBuf);
REG_FUNC(cellFs, cellFsStReadGetStatus);
REG_FUNC(cellFs, cellFsStReadGetRegid);
REG_FUNC(cellFs, cellFsStReadStart);
REG_FUNC(cellFs, cellFsStReadStop);
REG_FUNC(cellFs, cellFsStRead);
REG_FUNC(cellFs, cellFsStReadGetCurrentAddr);
REG_FUNC(cellFs, cellFsStReadPutCurrentAddr);
REG_FUNC(cellFs, cellFsStReadWait);
REG_FUNC(cellFs, cellFsStReadWaitCallback);
REG_FUNC(cellFs, cellFsSetDefaultContainer);
REG_FUNC(cellFs, cellFsSetIoBufferFromDefaultContainer);
});