int cellFsStReadInit(u32 fd, mem_ptr_t<CellFsRingBuffer> ringbuf)
{
sys_fs.Warning("cellFsStReadInit(fd=%d, ringbuf_addr=0x%x)", fd, ringbuf.GetAddr());
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
if(!ringbuf.IsGood())
return CELL_EFAULT;
FsRingBuffer& buffer = m_fs_config.m_ring_buffer;
buffer.m_block_size = ringbuf->block_size;
buffer.m_copy = ringbuf->copy;
buffer.m_ringbuf_size = ringbuf->ringbuf_size;
buffer.m_transfer_rate = ringbuf->transfer_rate;
if(buffer.m_ringbuf_size < 0x40000000) // If the size is less than 1MB
m_fs_config.m_alloc_mem_size = ((ringbuf->ringbuf_size + 64 * 1024 - 1) / (64 * 1024)) * (64 * 1024);
m_fs_config.m_alloc_mem_size = ((ringbuf->ringbuf_size + 1024 * 1024 - 1) / (1024 * 1024)) * (1024 * 1024);
// alloc memory
m_fs_config.m_buffer = Memory.Alloc(m_fs_config.m_alloc_mem_size, 1024);
memset(Memory + m_fs_config.m_buffer, 0, m_fs_config.m_alloc_mem_size);
m_fs_config.m_fs_status = CELL_FS_ST_INITIALIZED;
return CELL_OK;
}
int cellFsFtruncate(u32 fd, u64 size)
{
sys_fs.Log("cellFsFtruncate(fd=%d, size=%lld)", fd, size);
u32 attr;
vfsStream* file;
if(!sys_fs.CheckId(fd, file, attr) || attr != IDFlag_File) return CELL_ESRCH;
u64 initialSize = file->GetSize();
if (initialSize < size)
{
u64 last_pos = file->Tell();
file->Seek(0, vfsSeekEnd);
static const char nullbyte = 0;
file->Seek(size-initialSize-1, vfsSeekCur);
file->Write(&nullbyte, sizeof(char));
file->Seek(last_pos, vfsSeekSet);
}
if (initialSize > size)
{
// (TODO)
}
return CELL_OK;
}
int cellFsReaddir(u32 fd, mem_ptr_t<CellFsDirent> dir, mem64_t nread)
{
sys_fs.Log("cellFsReaddir(fd=%d, dir_addr=0x%x, nread_addr=0x%x)", fd, dir.GetAddr(), nread.GetAddr());
vfsDirBase* directory;
if(!sys_fs.CheckId(fd, directory))
return CELL_ESRCH;
if(!dir.IsGood() || !nread.IsGood())
return CELL_EFAULT;
const DirEntryInfo* info = directory->Read();
if(info)
{
nread = 1;
Memory.WriteString(dir.GetAddr()+2, info->name.wx_str());
dir->d_namlen = info->name.Length();
dir->d_type = (info->flags & DirEntry_TypeFile) ? CELL_FS_TYPE_REGULAR : CELL_FS_TYPE_DIRECTORY;
}
else
{
nread = 0;
}
return CELL_OK;
}
int cellPngDecDecodeData(u32 mainHandle, u32 subHandle, mem8_ptr_t data, const mem_struct_ptr_t<CellPngDecDataCtrlParam> dataCtrlParam, mem_struct_ptr_t<CellPngDecDataOutInfo> dataOutInfo)
{
dataOutInfo->status = CELL_PNGDEC_DEC_STATUS_STOP;
ID sub_handle_id_data;
if(!cellPngDec.CheckId(subHandle, sub_handle_id_data))
return CELL_PNGDEC_ERROR_FATAL;
auto subHandle_data = (CellPngDecSubHandle*)sub_handle_id_data.m_data;
const u32& fd = subHandle_data->fd;
const u64& fileSize = subHandle_data->fileSize;
const CellPngDecOutParam& current_outParam = subHandle_data->outParam;
//Copy the PNG file to a buffer
MemoryAllocator<unsigned char> png(fileSize);
MemoryAllocator<u64> pos, nread;
cellFsLseek(fd, 0, CELL_SEEK_SET, pos);
cellFsRead(fd, png.GetAddr(), png.GetSize(), nread);
//Decode PNG file. (TODO: Is there any faster alternative? Can we do it without external libraries?)
int width, height, actual_components;
std::shared_ptr<unsigned char> image(stbi_load_from_memory(png, fileSize, &width, &height, &actual_components, 4));
if (!image) return CELL_PNGDEC_ERROR_STREAM_FORMAT;
uint image_size = width * height;
switch(current_outParam.outputColorSpace)
{
case CELL_PNGDEC_RGB:
case CELL_PNGDEC_RGBA:
image_size *= current_outParam.outputColorSpace == CELL_PNGDEC_RGBA ? 4 : 3;
memcpy(data, image.get(), image_size);
break;
case CELL_PNGDEC_ARGB:
image_size *= 4;
for(uint i = 0; i < image_size; i+=4)
{
data += image.get()[i+3];
data += image.get()[i+0];
data += image.get()[i+1];
data += image.get()[i+2];
}
break;
case CELL_PNGDEC_GRAYSCALE:
case CELL_PNGDEC_PALETTE:
case CELL_PNGDEC_GRAYSCALE_ALPHA:
cellPngDec.Error("cellPngDecDecodeData: Unsupported color space (%d)", current_outParam.outputColorSpace.ToLE());
break;
default:
return CELL_PNGDEC_ERROR_ARG;
}
dataOutInfo->status = CELL_PNGDEC_DEC_STATUS_FINISH;
return CELL_OK;
}
int cellPngDecReadHeader(u32 mainHandle, u32 subHandle, mem_ptr_t<CellPngDecInfo> info)
{
if (!info.IsGood())
return CELL_PNGDEC_ERROR_ARG;
cellPngDec.Warning("cellPngDecReadHeader(mainHandle=0x%x, subHandle=0x%x, info_addr=0x%llx)", mainHandle, subHandle, info.GetAddr());
CellPngDecSubHandle* subHandle_data;
if(!cellPngDec.CheckId(subHandle, subHandle_data))
return CELL_PNGDEC_ERROR_FATAL;
const u32& fd = subHandle_data->fd;
const u64& fileSize = subHandle_data->fileSize;
CellPngDecInfo& current_info = subHandle_data->info;
//Check size of file
if(fileSize < 29) return CELL_PNGDEC_ERROR_HEADER; // Error: The file is smaller than the length of a PNG header
//Write the header to buffer
MemoryAllocator<be_t<u32>> buffer(34); // Alloc buffer for PNG header
MemoryAllocator<be_t<u64>> pos, nread;
switch(subHandle_data->src.srcSelect.ToLE())
{
case CELL_PNGDEC_BUFFER:
Memory.Copy(buffer.GetAddr(), subHandle_data->src.streamPtr.ToLE(), buffer.GetSize());
break;
case CELL_PNGDEC_FILE:
cellFsLseek(fd, 0, CELL_SEEK_SET, pos.GetAddr());
cellFsRead(fd, buffer.GetAddr(), buffer.GetSize(), nread.GetAddr());
break;
}
if (buffer[0] != 0x89504E47 ||
buffer[1] != 0x0D0A1A0A || // Error: The first 8 bytes are not a valid PNG signature
buffer[3] != 0x49484452) // Error: The PNG file does not start with an IHDR chunk
{
return CELL_PNGDEC_ERROR_HEADER;
}
switch (buffer.To<u8>()[25])
{
case 0: current_info.colorSpace = CELL_PNGDEC_GRAYSCALE; current_info.numComponents = 1; break;
case 2: current_info.colorSpace = CELL_PNGDEC_RGB; current_info.numComponents = 3; break;
case 3: current_info.colorSpace = CELL_PNGDEC_PALETTE; current_info.numComponents = 1; break;
case 4: current_info.colorSpace = CELL_PNGDEC_GRAYSCALE_ALPHA; current_info.numComponents = 2; break;
case 6: current_info.colorSpace = CELL_PNGDEC_RGBA; current_info.numComponents = 4; break;
default: return CELL_PNGDEC_ERROR_HEADER; // Not supported color type
}
current_info.imageWidth = buffer[4];
current_info.imageHeight = buffer[5];
current_info.bitDepth = buffer.To<u8>()[24];
current_info.interlaceMethod = buffer.To<u8>()[28];
current_info.chunkInformation = 0; // Unimplemented
*info = current_info;
return CELL_OK;
}
int cellJpgDecReadHeader(u32 mainHandle, u32 subHandle, mem_struct_ptr_t<CellJpgDecInfo> info)
{
cellJpgDec.Log("cellJpgDecReadHeader(mainHandle=0x%x, subHandle=0x%x, info_addr=0x%llx)", mainHandle, subHandle, info.GetAddr());
ID sub_handle_id_data;
if(!cellJpgDec.CheckId(subHandle, sub_handle_id_data))
return CELL_JPGDEC_ERROR_FATAL;
auto subHandle_data = (CellJpgDecSubHandle*)sub_handle_id_data.m_data;
const u32& fd = subHandle_data->fd;
const u64& fileSize = subHandle_data->fileSize;
CellJpgDecInfo& current_info = subHandle_data->info;
//Copy the JPG file to a buffer
MemoryAllocator<u8> buffer(fileSize);
MemoryAllocator<be_t<u64>> pos, nread;
cellFsLseek(fd, 0, CELL_SEEK_SET, pos);
cellFsRead(fd, buffer.GetAddr(), buffer.GetSize(), nread);
if (*buffer.To<u32>(0) != 0xE0FFD8FF || // Error: Not a valid SOI header
*buffer.To<u32>(6) != 0x4649464A) // Error: Not a valid JFIF string
{
return CELL_JPGDEC_ERROR_HEADER;
}
u32 i = 4;
if(i >= fileSize)
return CELL_JPGDEC_ERROR_HEADER;
u16 block_length = buffer[i] * 0xFF + buffer[i+1];
while(true)
{
i += block_length; // Increase the file index to get to the next block
if (i >= fileSize || // Check to protect against segmentation faults
buffer[i] != 0xFF) // Check that we are truly at the start of another block
{
return CELL_JPGDEC_ERROR_HEADER;
}
if(buffer[i+1] == 0xC0)
break; // 0xFFC0 is the "Start of frame" marker which contains the file size
i += 2; // Skip the block marker
block_length = buffer[i] * 0xFF + buffer[i+1]; // Go to the next block
}
current_info.imageWidth = buffer[i+7]*0x100 + buffer[i+8];
current_info.imageHeight = buffer[i+5]*0x100 + buffer[i+6];
current_info.numComponents = 3; // Unimplemented
current_info.colorSpace = CELL_JPG_RGB;
info = current_info;
return CELL_OK;
}
int cellFsStReadWait(u32 fd, u64 size)
{
sys_fs.Warning("TODO: cellFsStReadWait(fd=%d, size = 0x%llx)", fd, size);
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
return CELL_OK;
}
int cellFsStReadGetRegid(u32 fd, mem64_t regid)
{
sys_fs.Warning("cellFsStReadGetRingBuf(fd=%d, regid_addr=0x%x)", fd, regid.GetAddr());
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
regid = m_fs_config.m_regid;
return CELL_OK;
}
int cellFsStReadStop(u32 fd)
{
sys_fs.Warning("cellFsStReadStop(fd=%d)", fd);
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
m_fs_config.m_fs_status = CELL_FS_ST_STOP;
return CELL_OK;
}
int cellJpgDecClose(u32 mainHandle, u32 subHandle)
{
CellJpgDecSubHandle* subHandle_data;
if(!cellJpgDec.CheckId(subHandle, subHandle_data))
return CELL_JPGDEC_ERROR_FATAL;
cellFsClose(subHandle_data->fd);
Emu.GetIdManager().RemoveID(subHandle);
return CELL_OK;
}
int cellFsStReadGetCurrentAddr(u32 fd, mem32_t addr_addr, mem64_t size)
{
sys_fs.Warning("TODO: cellFsStReadGetCurrentAddr(fd=%d, addr_addr=0x%x, size_addr = 0x%x)", fd, addr_addr.GetAddr(), size.GetAddr());
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
if (!addr_addr.IsGood() && !size.IsGood()) return CELL_EFAULT;
return CELL_OK;
}
int cellFsStReadPutCurrentAddr(u32 fd, u32 addr_addr, u64 size)
{
sys_fs.Warning("TODO: cellFsStReadPutCurrentAddr(fd=%d, addr_addr=0x%x, size = 0x%llx)", fd, addr_addr, size);
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
if (!Memory.IsGoodAddr(addr_addr)) return CELL_EFAULT;
return CELL_OK;
}
int cellFsStReadGetStatus(u32 fd, mem64_t status)
{
sys_fs.Warning("cellFsStReadGetRingBuf(fd=%d, status_addr=0x%x)", fd, status.GetAddr());
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
status = m_fs_config.m_fs_status;
return CELL_OK;
}
int cellGifDecDecodeData(u32 mainHandle, u32 subHandle, mem8_ptr_t data, const mem_ptr_t<CellGifDecDataCtrlParam> dataCtrlParam, mem_ptr_t<CellGifDecDataOutInfo> dataOutInfo)
{
if (!data.IsGood() || !dataCtrlParam.IsGood() || !dataOutInfo.IsGood())
return CELL_GIFDEC_ERROR_ARG;
dataOutInfo->status = CELL_GIFDEC_DEC_STATUS_STOP;
CellGifDecSubHandle* subHandle_data;
if(!cellGifDec.CheckId(subHandle, subHandle_data))
return CELL_GIFDEC_ERROR_FATAL;
const u32& fd = subHandle_data->fd;
const u64& fileSize = subHandle_data->fileSize;
const CellGifDecOutParam& current_outParam = subHandle_data->outParam;
//Copy the GIF file to a buffer
MemoryAllocator<unsigned char> gif(fileSize);
MemoryAllocator<u64> pos, nread;
cellFsLseek(fd, 0, CELL_SEEK_SET, pos);
cellFsRead(fd, gif.GetAddr(), gif.GetSize(), nread);
//Decode GIF file. (TODO: Is there any faster alternative? Can we do it without external libraries?)
int width, height, actual_components;
std::shared_ptr<unsigned char> image(stbi_load_from_memory(gif, fileSize, &width, &height, &actual_components, 4));
if (!image) return CELL_GIFDEC_ERROR_STREAM_FORMAT;
uint image_size = width * height * 4;
switch(current_outParam.outputColorSpace)
{
case CELL_GIFDEC_RGBA:
Memory.CopyFromReal(data.GetAddr(), image.get(), image_size);
break;
case CELL_GIFDEC_ARGB:
for(uint i = 0; i < image_size; i+=4)
{
data += image.get()[i+3];
data += image.get()[i+0];
data += image.get()[i+1];
data += image.get()[i+2];
}
break;
default:
return CELL_GIFDEC_ERROR_ARG;
}
dataOutInfo->status = CELL_GIFDEC_DEC_STATUS_FINISH;
dataOutInfo->recordType = CELL_GIFDEC_RECORD_TYPE_IMAGE_DESC;
return CELL_OK;
}
int cellFsStReadWaitCallback(u32 fd, u64 size, mem_func_ptr_t<void (*)(int xfd, u64 xsize)> func)
{
sys_fs.Warning("TODO: cellFsStReadWaitCallback(fd=%d, size = 0x%llx, func_addr = 0x%x)", fd, size, func.GetAddr());
if (!func.IsGood())
return CELL_EFAULT;
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
return CELL_OK;
}
int cellFsStReadFinish(u32 fd)
{
sys_fs.Warning("cellFsStReadFinish(fd=%d)", fd);
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
Memory.Free(m_fs_config.m_buffer);
m_fs_config.m_fs_status = CELL_FS_ST_NOT_INITIALIZED;
return CELL_OK;
}
int cellFsStReadStart(u32 fd, u64 offset, u64 size)
{
sys_fs.Warning("TODO: cellFsStReadStart(fd=%d, offset=0x%llx, size=0x%llx)", fd, offset, size);
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
m_fs_config.m_current_addr = m_fs_config.m_buffer + (u32)offset;
m_fs_config.m_fs_status = CELL_FS_ST_PROGRESS;
return CELL_OK;
}
int cellFsFGetBlockSize(u32 fd, mem64_t sector_size, mem64_t block_size)
{
sys_fs.Log("cellFsFGetBlockSize(fd=%d, sector_size_addr: 0x%x, block_size_addr: 0x%x)", fd, sector_size.GetAddr(), block_size.GetAddr());
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
sector_size = 4096; // ?
block_size = 4096; // ?
return CELL_OK;
}
int cellPngDecClose(u32 mainHandle, u32 subHandle)
{
ID sub_handle_id_data;
if(!cellPngDec.CheckId(subHandle, sub_handle_id_data))
return CELL_PNGDEC_ERROR_FATAL;
auto subHandle_data = (CellPngDecSubHandle*)sub_handle_id_data.m_data;
cellFsClose(subHandle_data->fd);
Emu.GetIdManager().RemoveID(subHandle);
return CELL_OK;
}
int cellPngDecClose(u32 mainHandle, u32 subHandle)
{
cellPngDec.Warning("cellPngDecClose(mainHandle=0x%x,subHandle=0x%x)", mainHandle, subHandle);
CellPngDecSubHandle* subHandle_data;
if(!cellPngDec.CheckId(subHandle, subHandle_data))
return CELL_PNGDEC_ERROR_FATAL;
cellFsClose(subHandle_data->fd);
Emu.GetIdManager().RemoveID(subHandle);
return CELL_OK;
}
int cellFsStRead(u32 fd, u32 buf_addr, u64 size, mem64_t rsize)
{
sys_fs.Warning("TODO: cellFsStRead(fd=%d, buf_addr=0x%x, size=0x%llx, rsize_addr = 0x%x)", fd, buf_addr, size, rsize.GetAddr());
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
if (rsize.GetAddr() && !rsize.IsGood()) return CELL_EFAULT;
m_fs_config.m_regid += size;
rsize = m_fs_config.m_regid;
return CELL_OK;
}
int cellFsRead(u32 fd, u32 buf_addr, u64 nbytes, mem64_t nread)
{
sys_fs.Log("cellFsRead(fd=%d, buf_addr=0x%x, nbytes=0x%llx, nread_addr=0x%x)",
fd, buf_addr, nbytes, nread.GetAddr());
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
if (nread.GetAddr() && !nread.IsGood()) return CELL_EFAULT;
u32 res = 0;
u32 count = nbytes;
if (nbytes != (u64)count) return CELL_ENOMEM;
if (!Memory.IsGoodAddr(buf_addr)) return CELL_EFAULT;
if (count) if (u32 frag = buf_addr & 4095) // memory page fragment
{
u32 req = min(count, 4096 - frag);
u32 read = file->Read(Memory + buf_addr, req);
buf_addr += req;
res += read;
count -= req;
if (read < req) goto fin;
}
for (u32 pages = count / 4096; pages > 0; pages--) // full pages
{
if (!Memory.IsGoodAddr(buf_addr)) goto fin; // ??? (probably EFAULT)
u32 read = file->Read(Memory + buf_addr, 4096);
buf_addr += 4096;
res += read;
count -= 4096;
if (read < 4096) goto fin;
}
if (count) // last fragment
{
if (!Memory.IsGoodAddr(buf_addr)) goto fin;
res += file->Read(Memory + buf_addr, count);
}
fin:
if (nread.GetAddr()) nread = res; // write value if not NULL
return CELL_OK;
}
int cellFsLseek(u32 fd, s64 offset, u32 whence, mem64_t pos)
{
vfsSeekMode seek_mode;
sys_fs.Log("cellFsLseek(fd: %d, offset: 0x%llx, whence: %d, pos_addr: 0x%x)", fd, offset, whence, pos.GetAddr());
switch(whence)
{
case CELL_SEEK_SET: seek_mode = vfsSeekSet; break;
case CELL_SEEK_CUR: seek_mode = vfsSeekCur; break;
case CELL_SEEK_END: seek_mode = vfsSeekEnd; break;
default:
sys_fs.Error(fd, "Unknown seek whence! (%d)", whence);
return CELL_EINVAL;
}
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
pos = file->Seek(offset, seek_mode);
return CELL_OK;
}
int cellJpgDecSetParameter(u32 mainHandle, u32 subHandle, const mem_ptr_t<CellJpgDecInParam> inParam, mem_ptr_t<CellJpgDecOutParam> outParam)
{
if (!inParam.IsGood() || !outParam.IsGood())
return CELL_JPGDEC_ERROR_ARG;
CellJpgDecSubHandle* subHandle_data;
if(!cellJpgDec.CheckId(subHandle, subHandle_data))
return CELL_JPGDEC_ERROR_FATAL;
CellJpgDecInfo& current_info = subHandle_data->info;
CellJpgDecOutParam& current_outParam = subHandle_data->outParam;
current_outParam.outputWidthByte = (current_info.imageWidth * current_info.numComponents);
current_outParam.outputWidth = current_info.imageWidth;
current_outParam.outputHeight = current_info.imageHeight;
current_outParam.outputColorSpace = inParam->outputColorSpace;
switch ((u32)current_outParam.outputColorSpace)
{
case CELL_JPG_GRAYSCALE: current_outParam.outputComponents = 1; break;
case CELL_JPG_RGB:
case CELL_JPG_YCbCr: current_outParam.outputComponents = 3; break;
case CELL_JPG_UPSAMPLE_ONLY: current_outParam.outputComponents = current_info.numComponents; break;
case CELL_JPG_RGBA:
case CELL_JPG_ARGB:
case CELL_JPG_GRAYSCALE_TO_ALPHA_RGBA:
case CELL_JPG_GRAYSCALE_TO_ALPHA_ARGB: current_outParam.outputComponents = 4; break;
default: return CELL_JPGDEC_ERROR_ARG; // Not supported color space
}
current_outParam.outputMode = inParam->outputMode;
current_outParam.downScale = inParam->downScale;
current_outParam.useMemorySpace = 0; // Unimplemented
*outParam = current_outParam;
return CELL_OK;
}
int cellFsRead(u32 fd, u32 buf_addr, u64 nbytes, mem64_t nread)
{
sys_fs.Log("cellFsRead(fd: %d, buf_addr: 0x%x, nbytes: 0x%llx, nread_addr: 0x%x)",
fd, buf_addr, nbytes, nread.GetAddr());
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
if(Memory.IsGoodAddr(buf_addr) && !Memory.IsGoodAddr(buf_addr, nbytes))
{
MemoryBlock& block = Memory.GetMemByAddr(buf_addr);
nbytes = block.GetSize() - (buf_addr - block.GetStartAddr());
}
const u64 res = nbytes ? file->Read(Memory.GetMemFromAddr(buf_addr), nbytes) : 0;
if(nread.IsGood())
nread = res;
return CELL_OK;
}
int cellFsWrite(u32 fd, u32 buf_addr, u64 nbytes, mem64_t nwrite)
{
sys_fs.Log("cellFsWrite(fd=%d, buf_addr=0x%x, nbytes=0x%llx, nwrite_addr=0x%x)",
fd, buf_addr, nbytes, nwrite.GetAddr());
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
if(Memory.IsGoodAddr(buf_addr) && !Memory.IsGoodAddr(buf_addr, nbytes))
{
MemoryBlock& block = Memory.GetMemByAddr(buf_addr);
nbytes = block.GetSize() - (buf_addr - block.GetStartAddr());
}
const u64 res = nbytes ? file->Write(Memory.GetMemFromAddr(buf_addr), nbytes) : 0;
if(nwrite.IsGood())
nwrite = res;
return CELL_OK;
}
int cellFsStReadGetRingBuf(u32 fd, mem_ptr_t<CellFsRingBuffer> ringbuf)
{
sys_fs.Warning("cellFsStReadGetRingBuf(fd=%d, ringbuf_addr=0x%x)", fd, ringbuf.GetAddr());
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
if(!ringbuf.IsGood())
return CELL_EFAULT;
FsRingBuffer& buffer = m_fs_config.m_ring_buffer;
ringbuf->block_size = buffer.m_block_size;
ringbuf->copy = buffer.m_copy;
ringbuf->ringbuf_size = buffer.m_ringbuf_size;
ringbuf->transfer_rate = buffer.m_transfer_rate;
sys_fs.Warning("*** fs stream config: block_size=0x%llx, copy=%d, ringbuf_size = 0x%llx, transfer_rate = 0x%llx", ringbuf->block_size, ringbuf->copy,
ringbuf->ringbuf_size, ringbuf->transfer_rate);
return CELL_OK;
}
int cellGifDecReadHeader(u32 mainHandle, u32 subHandle, mem_ptr_t<CellGifDecInfo> info)
{
if (!info.IsGood())
return CELL_GIFDEC_ERROR_ARG;
CellGifDecSubHandle* subHandle_data;
if(!cellGifDec.CheckId(subHandle, subHandle_data))
return CELL_GIFDEC_ERROR_FATAL;
const u32& fd = subHandle_data->fd;
const u64& fileSize = subHandle_data->fileSize;
CellGifDecInfo& current_info = subHandle_data->info;
//Write the header to buffer
MemoryAllocator<u8> buffer(13); // Alloc buffer for GIF header
MemoryAllocator<be_t<u64>> pos, nread;
cellFsLseek(fd, 0, CELL_SEEK_SET, pos);
cellFsRead(fd, buffer.GetAddr(), buffer.GetSize(), nread);
if (*buffer.To<be_t<u32>>(0) != 0x47494638 ||
(*buffer.To<u16>(4) != 0x6139 && *buffer.To<u16>(4) != 0x6137)) // Error: The first 6 bytes are not a valid GIF signature
{
return CELL_GIFDEC_ERROR_STREAM_FORMAT; // Surprisingly there is no error code related with headerss
}
u8 packedField = buffer[10];
current_info.SWidth = buffer[6] + buffer[7] * 0x100;
current_info.SHeight = buffer[8] + buffer[9] * 0x100;
current_info.SGlobalColorTableFlag = packedField >> 7;
current_info.SColorResolution = ((packedField >> 4) & 7)+1;
current_info.SSortFlag = (packedField >> 3) & 1;
current_info.SSizeOfGlobalColorTable = (packedField & 7)+1;
current_info.SBackGroundColor = buffer[11];
current_info.SPixelAspectRatio = buffer[12];
*info = current_info;
return CELL_OK;
}
int cellPngDecSetParameter(u32 mainHandle, u32 subHandle, const mem_struct_ptr_t<CellPngDecInParam> inParam, mem_struct_ptr_t<CellPngDecOutParam> outParam)
{
ID sub_handle_id_data;
if(!cellPngDec.CheckId(subHandle, sub_handle_id_data))
return CELL_PNGDEC_ERROR_FATAL;
auto subHandle_data = (CellPngDecSubHandle*)sub_handle_id_data.m_data;
CellPngDecInfo& current_info = subHandle_data->info;
CellPngDecOutParam& current_outParam = subHandle_data->outParam;
current_outParam.outputWidthByte = (current_info.imageWidth * current_info.numComponents * current_info.bitDepth) / 8;
current_outParam.outputWidth = current_info.imageWidth;
current_outParam.outputHeight = current_info.imageHeight;
current_outParam.outputColorSpace = inParam->outputColorSpace;
switch (current_outParam.outputColorSpace)
{
case CELL_PNGDEC_PALETTE:
case CELL_PNGDEC_GRAYSCALE: current_outParam.outputComponents = 1; break;
case CELL_PNGDEC_GRAYSCALE_ALPHA: current_outParam.outputComponents = 2; break;
case CELL_PNGDEC_RGB: current_outParam.outputComponents = 3; break;
case CELL_PNGDEC_RGBA:
case CELL_PNGDEC_ARGB: current_outParam.outputComponents = 4; break;
default: return CELL_PNGDEC_ERROR_ARG; // Not supported color space
}
current_outParam.outputBitDepth = inParam->outputBitDepth;
current_outParam.outputMode = inParam->outputMode;
current_outParam.useMemorySpace = 0; // Unimplemented
outParam = current_outParam;
return CELL_OK;
}
int cellFsFstat(u32 fd, mem_ptr_t<CellFsStat> sb)
{
sys_fs.Log("cellFsFstat(fd: %d, sb_addr: 0x%x)", fd, sb.GetAddr());
vfsStream* file;
if(!sys_fs.CheckId(fd, file)) return CELL_ESRCH;
sb->st_mode =
CELL_FS_S_IRUSR | CELL_FS_S_IWUSR | CELL_FS_S_IXUSR |
CELL_FS_S_IRGRP | CELL_FS_S_IWGRP | CELL_FS_S_IXGRP |
CELL_FS_S_IROTH | CELL_FS_S_IWOTH | CELL_FS_S_IXOTH;
sb->st_mode |= CELL_FS_S_IFREG; //TODO: dir CELL_FS_S_IFDIR
sb->st_uid = 0;
sb->st_gid = 0;
sb->st_atime_ = 0; //TODO
sb->st_mtime_ = 0; //TODO
sb->st_ctime_ = 0; //TODO
sb->st_size = file->GetSize();
sb->st_blksize = 4096;
return CELL_OK;
}
