mirror of
https://github.com/RPCS3/rpcs3.git
synced 2025-07-06 15:01:28 +12:00
1944 lines
40 KiB
C++
1944 lines
40 KiB
C++
#include "stdafx.h"
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#include "sys_sync.h"
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#include "sys_fs.h"
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#include "Emu/Cell/PPUThread.h"
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#include "Crypto/unedat.h"
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#include "Emu/VFS.h"
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#include "Emu/IdManager.h"
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#include "Utilities/StrUtil.h"
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LOG_CHANNEL(sys_fs);
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struct lv2_fs_mount_point
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{
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const u64 sector_size = 512;
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const u64 block_size = 4096;
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const bs_t<lv2_mp_flag> flags{};
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shared_mutex mutex;
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};
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lv2_fs_mount_point g_mp_sys_dev_hdd0;
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lv2_fs_mount_point g_mp_sys_dev_hdd1{512, 32768, lv2_mp_flag::no_uid_gid};
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lv2_fs_mount_point g_mp_sys_dev_usb{512, 4096, lv2_mp_flag::no_uid_gid};
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lv2_fs_mount_point g_mp_sys_dev_bdvd{2048, 65536, lv2_mp_flag::read_only + lv2_mp_flag::no_uid_gid};
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lv2_fs_mount_point g_mp_sys_app_home{512, 512, lv2_mp_flag::strict_get_block_size + lv2_mp_flag::no_uid_gid};
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lv2_fs_mount_point g_mp_sys_host_root{512, 512, lv2_mp_flag::strict_get_block_size + lv2_mp_flag::no_uid_gid};
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lv2_fs_mount_point g_mp_sys_dev_flash{512, 8192, lv2_mp_flag::read_only + lv2_mp_flag::no_uid_gid};
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bool verify_mself(u32 fd, fs::file const& mself_file)
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{
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FsMselfHeader mself_header;
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if (!mself_file.read<FsMselfHeader>(mself_header))
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{
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sys_fs.error("verify_mself: Didn't read expected bytes for header.");
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return false;
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}
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if (mself_header.m_magic != 0x4D534600)
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{
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sys_fs.error("verify_mself: Header magic is incorrect.");
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return false;
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}
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if (mself_header.m_format_version != 1)
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{
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sys_fs.error("verify_mself: Unexpected header format version.");
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return false;
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}
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// sanity check
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if (mself_header.m_entry_size != sizeof(FsMselfEntry))
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{
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sys_fs.error("verify_mself: Unexpected header entry size.");
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return false;
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}
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mself_file.seek(0);
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return true;
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}
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lv2_fs_mount_point* lv2_fs_object::get_mp(std::string_view filename)
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{
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const auto mp_begin = filename.find_first_not_of('/');
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if (mp_begin + 1)
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{
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const auto mp_name = filename.substr(mp_begin, filename.find_first_of('/', mp_begin) - mp_begin);
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if (mp_name == "dev_hdd1"sv)
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return &g_mp_sys_dev_hdd1;
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if (mp_name.substr(0, 7) == "dev_usb"sv)
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return &g_mp_sys_dev_usb;
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if (mp_name == "dev_bdvd"sv)
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return &g_mp_sys_dev_bdvd;
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if (mp_name == "app_home"sv)
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return &g_mp_sys_app_home;
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if (mp_name == "host_root"sv)
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return &g_mp_sys_host_root;
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if (mp_name == "dev_flash"sv)
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return &g_mp_sys_dev_flash;
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}
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// Default
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return &g_mp_sys_dev_hdd0;
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}
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u64 lv2_file::op_read(vm::ptr<void> buf, u64 size)
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{
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// Copy data from intermediate buffer (avoid passing vm pointer to a native API)
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std::unique_ptr<u8[]> local_buf(new u8[size]);
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const u64 result = file.read(local_buf.get(), size);
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std::memcpy(buf.get_ptr(), local_buf.get(), result);
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return result;
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}
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u64 lv2_file::op_write(vm::cptr<void> buf, u64 size)
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{
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// Copy data to intermediate buffer (avoid passing vm pointer to a native API)
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std::unique_ptr<u8[]> local_buf(new u8[size]);
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std::memcpy(local_buf.get(), buf.get_ptr(), size);
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return file.write(local_buf.get(), size);
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}
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struct lv2_file::file_view : fs::file_base
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{
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const std::shared_ptr<lv2_file> m_file;
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const u64 m_off;
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u64 m_pos;
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explicit file_view(const std::shared_ptr<lv2_file>& _file, u64 offset)
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: m_file(_file)
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, m_off(offset)
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, m_pos(0)
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{
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}
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~file_view() override
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{
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}
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fs::stat_t stat() override
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{
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return m_file->file.stat();
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}
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bool trunc(u64 length) override
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{
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return false;
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}
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u64 read(void* buffer, u64 size) override
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{
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const u64 old_pos = m_file->file.pos();
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const u64 new_pos = m_file->file.seek(m_off + m_pos);
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const u64 result = m_file->file.read(buffer, size);
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verify(HERE), old_pos == m_file->file.seek(old_pos);
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m_pos += result;
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return result;
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}
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u64 write(const void* buffer, u64 size) override
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{
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return 0;
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}
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u64 seek(s64 offset, fs::seek_mode whence) override
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{
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const s64 new_pos =
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whence == fs::seek_set ? offset :
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whence == fs::seek_cur ? offset + m_pos :
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whence == fs::seek_end ? offset + size() :
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(fmt::raw_error("lv2_file::file_view::seek(): invalid whence"), 0);
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if (new_pos < 0)
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{
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fs::g_tls_error = fs::error::inval;
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return -1;
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}
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m_pos = new_pos;
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return m_pos;
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}
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u64 size() override
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{
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return m_file->file.size();
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}
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};
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fs::file lv2_file::make_view(const std::shared_ptr<lv2_file>& _file, u64 offset)
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{
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fs::file result;
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result.reset(std::make_unique<lv2_file::file_view>(_file, offset));
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return result;
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}
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error_code sys_fs_test(ppu_thread& ppu, u32 arg1, u32 arg2, vm::ptr<u32> arg3, u32 arg4, vm::ptr<char> buf, u32 buf_size)
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{
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sys_fs.trace("sys_fs_test(arg1=0x%x, arg2=0x%x, arg3=*0x%x, arg4=0x%x, buf=*0x%x, buf_size=0x%x)", arg1, arg2, arg3, arg4, buf, buf_size);
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if (arg1 != 6 || arg2 != 0 || arg4 != sizeof(u32))
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{
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sys_fs.todo("sys_fs_test: unknown arguments (arg1=0x%x, arg2=0x%x, arg3=*0x%x, arg4=0x%x)", arg1, arg2, arg3, arg4);
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}
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if (!arg3)
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{
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return CELL_EFAULT;
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}
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const auto file = idm::get<lv2_fs_object>(*arg3);
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if (!file)
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{
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return CELL_EBADF;
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}
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for (u32 i = 0; i < buf_size; i++)
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{
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if (!(buf[i] = file->name[i]))
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{
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return CELL_OK;
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}
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}
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buf[buf_size - 1] = 0;
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return CELL_OK;
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}
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error_code sys_fs_open(ppu_thread& ppu, vm::cptr<char> path, s32 flags, vm::ptr<u32> fd, s32 mode, vm::cptr<void> arg, u64 size)
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{
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lv2_obj::sleep(ppu);
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sys_fs.warning("sys_fs_open(path=%s, flags=%#o, fd=*0x%x, mode=%#o, arg=*0x%x, size=0x%llx)", path, flags, fd, mode, arg, size);
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if (!path)
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return CELL_EFAULT;
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if (!path[0])
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return CELL_ENOENT;
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std::string processed_path;
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const std::string_view vpath = path.get_ptr();
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const std::string local_path = vfs::get(vpath, nullptr, &processed_path);
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const auto mp = lv2_fs_object::get_mp(vpath);
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if (vpath.find_first_not_of('/') == -1)
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{
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return {CELL_EISDIR, path};
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}
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if (local_path.empty())
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{
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return {CELL_ENOTMOUNTED, path};
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}
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// TODO: other checks for path
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if (fs::is_dir(local_path))
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{
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return {CELL_EISDIR, path};
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}
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bs_t<fs::open_mode> open_mode{};
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switch (flags & CELL_FS_O_ACCMODE)
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{
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case CELL_FS_O_RDONLY: open_mode += fs::read; break;
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case CELL_FS_O_WRONLY: open_mode += fs::write; break;
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case CELL_FS_O_RDWR: open_mode += fs::read + fs::write; break;
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}
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if (mp->flags & lv2_mp_flag::read_only)
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{
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if (flags & CELL_FS_O_ACCMODE || flags & (CELL_FS_O_CREAT | CELL_FS_O_TRUNC))
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{
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return {CELL_EPERM, path};
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}
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}
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if (flags & CELL_FS_O_CREAT)
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{
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open_mode += fs::create;
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if (flags & CELL_FS_O_EXCL)
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{
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open_mode += fs::excl;
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}
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}
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if (flags & CELL_FS_O_TRUNC)
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{
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open_mode += fs::trunc;
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}
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if (flags & CELL_FS_O_MSELF)
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{
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open_mode = fs::read;
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// mself can be mself or mself | rdonly
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if (flags & ~(CELL_FS_O_MSELF | CELL_FS_O_RDONLY))
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{
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open_mode = {};
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}
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}
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if (flags & CELL_FS_O_UNK)
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{
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sys_fs.warning("sys_fs_open called with CELL_FS_O_UNK flag enabled. FLAGS: %#o", flags);
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}
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if (mp->flags & lv2_mp_flag::read_only)
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{
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// Deactivate mutating flags on read-only FS
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open_mode = fs::read;
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}
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// Tests have shown that invalid combinations get resolved internally (without exceptions), but that would complicate code with minimal accuracy gains.
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// For example, no games are known to try and call TRUNCATE | APPEND | RW, or APPEND | READ, which currently would cause an exception.
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if (flags & ~(CELL_FS_O_UNK | CELL_FS_O_ACCMODE | CELL_FS_O_CREAT | CELL_FS_O_TRUNC | CELL_FS_O_APPEND | CELL_FS_O_EXCL | CELL_FS_O_MSELF))
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{
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open_mode = {}; // error
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}
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if ((flags & CELL_FS_O_ACCMODE) == CELL_FS_O_ACCMODE)
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{
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open_mode = {}; // error
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}
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if (!open_mode)
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{
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fmt::throw_exception("sys_fs_open(%s): Invalid or unimplemented flags: %#o" HERE, path, flags);
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}
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fs::file file;
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{
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std::lock_guard lock(mp->mutex);
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file.open(local_path, open_mode);
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}
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if (!file && open_mode == fs::read && fs::g_tls_error == fs::error::noent)
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{
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// Try to gather split file (TODO)
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std::vector<fs::file> fragments;
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for (u32 i = 66600; i <= 66699; i++)
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{
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if (fs::file fragment{fmt::format("%s.%u", local_path, i)})
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{
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fragments.emplace_back(std::move(fragment));
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}
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else
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{
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break;
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}
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}
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if (!fragments.empty())
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{
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file = fs::make_gather(std::move(fragments));
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}
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}
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if (!file)
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{
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if (mp->flags & lv2_mp_flag::read_only)
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{
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// Failed to create file on read-only FS (file doesn't exist)
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if (flags & CELL_FS_O_CREAT)
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{
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return {CELL_EROFS, path};
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}
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}
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if (open_mode & fs::excl && fs::g_tls_error == fs::error::exist)
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{
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return not_an_error(CELL_EEXIST);
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}
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switch (auto error = fs::g_tls_error)
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{
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case fs::error::noent: return {CELL_ENOENT, path};
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default: sys_fs.error("sys_fs_open(): unknown error %s", error);
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}
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return {CELL_EIO, path};
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}
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if (mp->flags & lv2_mp_flag::read_only)
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{
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// Failed to create file on read-only FS (file exists)
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if (flags & CELL_FS_O_CREAT && flags & CELL_FS_O_EXCL)
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{
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return {CELL_EEXIST, path};
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}
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// Failed to truncate file on read-only FS
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if (flags & CELL_FS_O_TRUNC)
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{
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return {CELL_EROFS, path};
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}
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}
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if ((flags & CELL_FS_O_MSELF) && (!verify_mself(*fd, file)))
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{
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return {CELL_ENOTMSELF, path};
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}
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const auto casted_arg = vm::static_ptr_cast<const u64>(arg);
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if (size == 8)
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{
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// check for sdata
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if (*casted_arg == 0x18000000010)
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{
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// check if the file has the NPD header, or else assume its not encrypted
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u32 magic;
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file.read<u32>(magic);
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file.seek(0);
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if (magic == "NPD\0"_u32)
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{
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auto sdata_file = std::make_unique<EDATADecrypter>(std::move(file));
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if (!sdata_file->ReadHeader())
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{
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return {CELL_EFSSPECIFIC, path};
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}
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file.reset(std::move(sdata_file));
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}
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}
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// edata
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else if (*casted_arg == 0x2)
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{
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// check if the file has the NPD header, or else assume its not encrypted
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u32 magic;
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file.read<u32>(magic);
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file.seek(0);
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if (magic == "NPD\0"_u32)
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{
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auto edatkeys = g_fxo->get<loaded_npdrm_keys>();
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auto sdata_file = std::make_unique<EDATADecrypter>(std::move(file), edatkeys->devKlic, edatkeys->rifKey);
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if (!sdata_file->ReadHeader())
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{
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return {CELL_EFSSPECIFIC, path};
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}
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file.reset(std::move(sdata_file));
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}
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}
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}
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if (const u32 id = idm::make<lv2_fs_object, lv2_file>(processed_path, std::move(file), mode, flags))
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{
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*fd = id;
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return CELL_OK;
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}
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// Out of file descriptors
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return {CELL_EMFILE, path};
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}
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error_code sys_fs_read(ppu_thread& ppu, u32 fd, vm::ptr<void> buf, u64 nbytes, vm::ptr<u64> nread)
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{
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lv2_obj::sleep(ppu);
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sys_fs.trace("sys_fs_read(fd=%d, buf=*0x%x, nbytes=0x%llx, nread=*0x%x)", fd, buf, nbytes, nread);
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if (!nread)
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{
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return CELL_EFAULT;
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}
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if (!buf)
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{
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nread.try_write(0);
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return CELL_EFAULT;
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}
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const auto file = idm::get<lv2_fs_object, lv2_file>(fd);
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if (!file || file->flags & CELL_FS_O_WRONLY)
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{
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nread.try_write(0); // nread writing is allowed to fail, error code is unchanged
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return CELL_EBADF;
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}
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std::lock_guard lock(file->mp->mutex);
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if (file->lock == 2)
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{
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nread.try_write(0);
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return CELL_EIO;
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}
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*nread = file->op_read(buf, nbytes);
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return CELL_OK;
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}
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error_code sys_fs_write(ppu_thread& ppu, u32 fd, vm::cptr<void> buf, u64 nbytes, vm::ptr<u64> nwrite)
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{
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lv2_obj::sleep(ppu);
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sys_fs.trace("sys_fs_write(fd=%d, buf=*0x%x, nbytes=0x%llx, nwrite=*0x%x)", fd, buf, nbytes, nwrite);
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if (!nwrite)
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{
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return CELL_EFAULT;
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}
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if (!buf)
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{
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nwrite.try_write(0);
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return CELL_EFAULT;
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}
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const auto file = idm::get<lv2_fs_object, lv2_file>(fd);
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if (!file || !(file->flags & CELL_FS_O_ACCMODE))
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{
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nwrite.try_write(0); // nwrite writing is allowed to fail, error code is unchanged
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return CELL_EBADF;
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}
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if (file->mp->flags & lv2_mp_flag::read_only)
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|
{
|
|
nwrite.try_write(0);
|
|
return CELL_EROFS;
|
|
}
|
|
|
|
std::lock_guard lock(file->mp->mutex);
|
|
|
|
if (file->lock)
|
|
{
|
|
if (file->lock == 2)
|
|
{
|
|
nwrite.try_write(0);
|
|
return CELL_EIO;
|
|
}
|
|
|
|
nwrite.try_write(0);
|
|
return CELL_EBUSY;
|
|
}
|
|
|
|
if (file->flags & CELL_FS_O_APPEND)
|
|
{
|
|
file->file.seek(0, fs::seek_end);
|
|
}
|
|
|
|
*nwrite = file->op_write(buf, nbytes);
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_close(ppu_thread& ppu, u32 fd)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.trace("sys_fs_close(fd=%d)", fd);
|
|
|
|
const auto file = idm::withdraw<lv2_fs_object, lv2_file>(fd);
|
|
|
|
if (!file)
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
if (file->lock == 1)
|
|
{
|
|
return CELL_EBUSY;
|
|
}
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_opendir(ppu_thread& ppu, vm::cptr<char> path, vm::ptr<u32> fd)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.warning("sys_fs_opendir(path=%s, fd=*0x%x)", path, fd);
|
|
|
|
if (!path)
|
|
return CELL_EFAULT;
|
|
|
|
if (!path[0])
|
|
return CELL_ENOENT;
|
|
|
|
std::string processed_path;
|
|
std::vector<std::string> ext;
|
|
const std::string_view vpath = path.get_ptr();
|
|
const std::string local_path = vfs::get(vpath, &ext, &processed_path);
|
|
|
|
processed_path += "/";
|
|
|
|
const auto mp = lv2_fs_object::get_mp(vpath);
|
|
|
|
if (local_path.empty() && ext.empty())
|
|
{
|
|
return {CELL_ENOTMOUNTED, path};
|
|
}
|
|
|
|
// TODO: other checks for path
|
|
|
|
if (fs::is_file(local_path))
|
|
{
|
|
return {CELL_ENOTDIR, path};
|
|
}
|
|
|
|
fs::dir dir;
|
|
{
|
|
std::lock_guard lock(mp->mutex);
|
|
dir.open(local_path);
|
|
}
|
|
|
|
if (!dir)
|
|
{
|
|
switch (auto error = fs::g_tls_error)
|
|
{
|
|
case fs::error::noent:
|
|
{
|
|
if (ext.empty())
|
|
{
|
|
return {CELL_ENOENT, path};
|
|
}
|
|
|
|
break;
|
|
}
|
|
default:
|
|
{
|
|
sys_fs.error("sys_fs_opendir(): unknown error %s", error);
|
|
return {CELL_EIO, path};
|
|
}
|
|
}
|
|
}
|
|
|
|
// Build directory as a vector of entries
|
|
std::vector<fs::dir_entry> data;
|
|
|
|
if (dir)
|
|
{
|
|
// Add real directories
|
|
while (dir.read(data.emplace_back()))
|
|
{
|
|
// Preprocess entries
|
|
data.back().name = vfs::unescape(data.back().name);
|
|
|
|
// Add additional entries for split file candidates (while ends with .66600)
|
|
while (data.back().name.size() >= 6 && data.back().name.compare(data.back().name.size() - 6, 6, ".66600", 6) == 0)
|
|
{
|
|
data.emplace_back(data.back()).name.resize(data.back().name.size() - 6);
|
|
}
|
|
}
|
|
|
|
data.resize(data.size() - 1);
|
|
}
|
|
else
|
|
{
|
|
data.emplace_back().name = ".";
|
|
data.back().is_directory = true;
|
|
data.emplace_back().name = "..";
|
|
data.back().is_directory = true;
|
|
}
|
|
|
|
// Add mount points (TODO)
|
|
for (auto&& ex : ext)
|
|
{
|
|
data.emplace_back().name = std::move(ex);
|
|
data.back().is_directory = true;
|
|
}
|
|
|
|
// Sort files, keeping . and ..
|
|
std::stable_sort(data.begin() + 2, data.end(), [](const fs::dir_entry& a, const fs::dir_entry& b)
|
|
{
|
|
return a.name < b.name;
|
|
});
|
|
|
|
// Remove duplicates
|
|
const auto last = std::unique(data.begin(), data.end(), [](const fs::dir_entry& a, const fs::dir_entry& b)
|
|
{
|
|
return a.name == b.name;
|
|
});
|
|
|
|
data.erase(last, data.end());
|
|
|
|
if (const u32 id = idm::make<lv2_fs_object, lv2_dir>(processed_path, std::move(data)))
|
|
{
|
|
*fd = id;
|
|
return CELL_OK;
|
|
}
|
|
|
|
// Out of file descriptors
|
|
return CELL_EMFILE;
|
|
}
|
|
|
|
error_code sys_fs_readdir(ppu_thread& ppu, u32 fd, vm::ptr<CellFsDirent> dir, vm::ptr<u64> nread)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.warning("sys_fs_readdir(fd=%d, dir=*0x%x, nread=*0x%x)", fd, dir, nread);
|
|
|
|
const auto directory = idm::get<lv2_fs_object, lv2_dir>(fd);
|
|
|
|
if (!directory)
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
if (auto* info = directory->dir_read())
|
|
{
|
|
dir->d_type = info->is_directory ? CELL_FS_TYPE_DIRECTORY : CELL_FS_TYPE_REGULAR;
|
|
dir->d_namlen = u8(std::min<size_t>(info->name.size(), CELL_FS_MAX_FS_FILE_NAME_LENGTH));
|
|
strcpy_trunc(dir->d_name, info->name);
|
|
*nread = sizeof(CellFsDirent);
|
|
}
|
|
else
|
|
{
|
|
*nread = 0;
|
|
}
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_closedir(ppu_thread& ppu, u32 fd)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.warning("sys_fs_closedir(fd=%d)", fd);
|
|
|
|
if (!idm::remove<lv2_fs_object, lv2_dir>(fd))
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_stat(ppu_thread& ppu, vm::cptr<char> path, vm::ptr<CellFsStat> sb)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.warning("sys_fs_stat(path=%s, sb=*0x%x)", path, sb);
|
|
|
|
if (!path)
|
|
return CELL_EFAULT;
|
|
|
|
if (!path[0])
|
|
return CELL_ENOENT;
|
|
|
|
const std::string_view vpath = path.get_ptr();
|
|
const std::string local_path = vfs::get(vpath);
|
|
|
|
const auto mp = lv2_fs_object::get_mp(vpath);
|
|
|
|
if (vpath.find_first_not_of('/') == -1)
|
|
{
|
|
*sb = {CELL_FS_S_IFDIR | 0444};
|
|
return CELL_OK;
|
|
}
|
|
|
|
if (local_path.empty())
|
|
{
|
|
return {CELL_ENOTMOUNTED, path};
|
|
}
|
|
|
|
std::lock_guard lock(mp->mutex);
|
|
|
|
fs::stat_t info{};
|
|
|
|
if (!fs::stat(local_path, info))
|
|
{
|
|
switch (auto error = fs::g_tls_error)
|
|
{
|
|
case fs::error::noent:
|
|
{
|
|
// Try to analyse split file (TODO)
|
|
u64 total_size = 0;
|
|
|
|
for (u32 i = 66601; i <= 66699; i++)
|
|
{
|
|
if (fs::stat(fmt::format("%s.%u", local_path, i), info) && !info.is_directory)
|
|
{
|
|
total_size += info.size;
|
|
}
|
|
else
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Use attributes from the first fragment (consistently with sys_fs_open+fstat)
|
|
if (fs::stat(local_path + ".66600", info) && !info.is_directory)
|
|
{
|
|
// Success
|
|
info.size += total_size;
|
|
break;
|
|
}
|
|
|
|
return {CELL_ENOENT, path};
|
|
}
|
|
default:
|
|
{
|
|
sys_fs.error("sys_fs_stat(): unknown error %s", error);
|
|
return {CELL_EIO, path};
|
|
}
|
|
}
|
|
}
|
|
|
|
sb->mode = info.is_directory ? CELL_FS_S_IFDIR | 0777 : CELL_FS_S_IFREG | 0666;
|
|
sb->uid = mp->flags & lv2_mp_flag::no_uid_gid ? -1 : 0;
|
|
sb->gid = mp->flags & lv2_mp_flag::no_uid_gid ? -1 : 0;
|
|
sb->atime = info.atime;
|
|
sb->mtime = info.mtime;
|
|
sb->ctime = info.ctime;
|
|
sb->size = info.size;
|
|
sb->blksize = mp->block_size;
|
|
|
|
if (mp->flags & lv2_mp_flag::read_only)
|
|
{
|
|
// Remove write permissions
|
|
sb->mode &= ~0222;
|
|
}
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_fstat(ppu_thread& ppu, u32 fd, vm::ptr<CellFsStat> sb)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.warning("sys_fs_fstat(fd=%d, sb=*0x%x)", fd, sb);
|
|
|
|
const auto file = idm::get<lv2_fs_object, lv2_file>(fd);
|
|
|
|
if (!file)
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
std::lock_guard lock(file->mp->mutex);
|
|
|
|
if (file->lock == 2)
|
|
{
|
|
return CELL_EIO;
|
|
}
|
|
|
|
const fs::stat_t& info = file->file.stat();
|
|
|
|
sb->mode = info.is_directory ? CELL_FS_S_IFDIR | 0777 : CELL_FS_S_IFREG | 0666;
|
|
sb->uid = file->mp->flags & lv2_mp_flag::no_uid_gid ? -1 : 0;
|
|
sb->gid = file->mp->flags & lv2_mp_flag::no_uid_gid ? -1 : 0;
|
|
sb->atime = info.atime;
|
|
sb->mtime = info.mtime;
|
|
sb->ctime = info.ctime; // ctime may be incorrect
|
|
sb->size = info.size;
|
|
sb->blksize = file->mp->block_size;
|
|
|
|
if (file->mp->flags & lv2_mp_flag::read_only)
|
|
{
|
|
// Remove write permissions
|
|
sb->mode &= ~0222;
|
|
}
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_link(ppu_thread& ppu, vm::cptr<char> from, vm::cptr<char> to)
|
|
{
|
|
sys_fs.todo("sys_fs_link(from=%s, to=%s)", from, to);
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_mkdir(ppu_thread& ppu, vm::cptr<char> path, s32 mode)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.warning("sys_fs_mkdir(path=%s, mode=%#o)", path, mode);
|
|
|
|
if (!path)
|
|
return CELL_EFAULT;
|
|
|
|
if (!path[0])
|
|
return CELL_ENOENT;
|
|
|
|
const std::string_view vpath = path.get_ptr();
|
|
const std::string local_path = vfs::get(vpath);
|
|
|
|
if (vpath.find_first_not_of('/') == -1)
|
|
{
|
|
return {CELL_EEXIST, path};
|
|
}
|
|
|
|
if (local_path.empty())
|
|
{
|
|
return {CELL_ENOTMOUNTED, path};
|
|
}
|
|
|
|
const auto mp = lv2_fs_object::get_mp(vpath);
|
|
|
|
if (mp->flags & lv2_mp_flag::read_only)
|
|
{
|
|
return {CELL_EROFS, path};
|
|
}
|
|
|
|
std::lock_guard lock(mp->mutex);
|
|
|
|
if (!fs::create_dir(local_path))
|
|
{
|
|
switch (auto error = fs::g_tls_error)
|
|
{
|
|
case fs::error::noent: return {CELL_ENOENT, path};
|
|
case fs::error::exist: return {CELL_EEXIST, path};
|
|
default: sys_fs.error("sys_fs_mkdir(): unknown error %s", error);
|
|
}
|
|
|
|
return {CELL_EIO, path}; // ???
|
|
}
|
|
|
|
sys_fs.notice("sys_fs_mkdir(): directory %s created", path);
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_rename(ppu_thread& ppu, vm::cptr<char> from, vm::cptr<char> to)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.warning("sys_fs_rename(from=%s, to=%s)", from, to);
|
|
|
|
const std::string_view vfrom = from.get_ptr();
|
|
const std::string local_from = vfs::get(vfrom);
|
|
|
|
const std::string_view vto = to.get_ptr();
|
|
const std::string local_to = vfs::get(vto);
|
|
|
|
if (vfrom.find_first_not_of('/') == -1 || vto.find_first_not_of('/') == -1)
|
|
{
|
|
return CELL_EPERM;
|
|
}
|
|
|
|
if (local_from.empty() || local_to.empty())
|
|
{
|
|
return CELL_ENOTMOUNTED;
|
|
}
|
|
|
|
const auto mp = lv2_fs_object::get_mp(vfrom);
|
|
|
|
if (mp != lv2_fs_object::get_mp(vto))
|
|
{
|
|
return CELL_EXDEV;
|
|
}
|
|
|
|
if (mp->flags & lv2_mp_flag::read_only)
|
|
{
|
|
return CELL_EROFS;
|
|
}
|
|
|
|
std::lock_guard lock(mp->mutex);
|
|
|
|
if (!vfs::host::rename(local_from, local_to, false))
|
|
{
|
|
switch (auto error = fs::g_tls_error)
|
|
{
|
|
case fs::error::noent: return {CELL_ENOENT, from};
|
|
case fs::error::exist: return {CELL_EEXIST, to};
|
|
default: sys_fs.error("sys_fs_rename(): unknown error %s", error);
|
|
}
|
|
|
|
return {CELL_EIO, from}; // ???
|
|
}
|
|
|
|
sys_fs.notice("sys_fs_rename(): %s renamed to %s", from, to);
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_rmdir(ppu_thread& ppu, vm::cptr<char> path)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.warning("sys_fs_rmdir(path=%s)", path);
|
|
|
|
if (!path)
|
|
return CELL_EFAULT;
|
|
|
|
if (!path[0])
|
|
return CELL_ENOENT;
|
|
|
|
const std::string_view vpath = path.get_ptr();
|
|
const std::string local_path = vfs::get(vpath);
|
|
|
|
if (vpath.find_first_not_of('/') == -1)
|
|
{
|
|
return {CELL_EPERM, path};
|
|
}
|
|
|
|
if (local_path.empty())
|
|
{
|
|
return {CELL_ENOTMOUNTED, path};
|
|
}
|
|
|
|
const auto mp = lv2_fs_object::get_mp(vpath);
|
|
|
|
if (mp->flags & lv2_mp_flag::read_only)
|
|
{
|
|
return {CELL_EROFS, path};
|
|
}
|
|
|
|
std::lock_guard lock(mp->mutex);
|
|
|
|
if (!fs::remove_dir(local_path))
|
|
{
|
|
switch (auto error = fs::g_tls_error)
|
|
{
|
|
case fs::error::noent: return {CELL_ENOENT, path};
|
|
case fs::error::notempty: return {CELL_ENOTEMPTY, path};
|
|
default: sys_fs.error("sys_fs_rmdir(): unknown error %s", error);
|
|
}
|
|
|
|
return {CELL_EIO, path}; // ???
|
|
}
|
|
|
|
sys_fs.notice("sys_fs_rmdir(): directory %s removed", path);
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_unlink(ppu_thread& ppu, vm::cptr<char> path)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.warning("sys_fs_unlink(path=%s)", path);
|
|
|
|
if (!path)
|
|
return CELL_EFAULT;
|
|
|
|
if (!path[0])
|
|
return CELL_ENOENT;
|
|
|
|
const std::string_view vpath = path.get_ptr();
|
|
const std::string local_path = vfs::get(vpath);
|
|
|
|
const std::size_t dev_start = vpath.find_first_not_of('/');
|
|
|
|
if (dev_start == -1)
|
|
{
|
|
return {CELL_EISDIR, path};
|
|
}
|
|
|
|
if (local_path.empty())
|
|
{
|
|
return {CELL_ENOTMOUNTED, path};
|
|
}
|
|
|
|
if (fs::is_dir(local_path))
|
|
{
|
|
return {CELL_EISDIR, path};
|
|
}
|
|
|
|
const auto mp = lv2_fs_object::get_mp(vpath);
|
|
|
|
if (mp->flags & lv2_mp_flag::read_only)
|
|
{
|
|
return {CELL_EROFS, path};
|
|
}
|
|
|
|
std::lock_guard lock(mp->mutex);
|
|
|
|
// Size of "/dev_hdd0"-alike substring
|
|
const std::size_t dev_size = vpath.find_first_of('/', dev_start);
|
|
|
|
if (!vfs::host::unlink(local_path, vfs::get(vpath.substr(0, dev_size))))
|
|
{
|
|
switch (auto error = fs::g_tls_error)
|
|
{
|
|
case fs::error::noent: return {CELL_ENOENT, path};
|
|
default: sys_fs.error("sys_fs_unlink(): unknown error %s", error);
|
|
}
|
|
|
|
return {CELL_EIO, path}; // ???
|
|
}
|
|
|
|
sys_fs.notice("sys_fs_unlink(): file %s deleted", path);
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_access(ppu_thread& ppu, vm::cptr<char> path, s32 mode)
|
|
{
|
|
sys_fs.todo("sys_fs_access(path=%s, mode=%#o)", path, mode);
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_fcntl(ppu_thread& ppu, u32 fd, u32 op, vm::ptr<void> _arg, u32 _size)
|
|
{
|
|
sys_fs.trace("sys_fs_fcntl(fd=%d, op=0x%x, arg=*0x%x, size=0x%x)", fd, op, _arg, _size);
|
|
|
|
switch (op)
|
|
{
|
|
case 0x80000006: // cellFsAllocateFileAreaByFdWithInitialData
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0x80000007: // cellFsAllocateFileAreaByFdWithoutZeroFill
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0x80000008: // cellFsChangeFileSizeByFdWithoutAllocation
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0x8000000a: // cellFsReadWithOffset
|
|
case 0x8000000b: // cellFsWriteWithOffset
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
const auto arg = vm::static_ptr_cast<lv2_file_op_rw>(_arg);
|
|
|
|
if (_size < arg.size())
|
|
{
|
|
return CELL_EINVAL;
|
|
}
|
|
|
|
const auto file = idm::get<lv2_fs_object, lv2_file>(fd);
|
|
|
|
if (!file)
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
if (op == 0x8000000a && file->flags & CELL_FS_O_WRONLY)
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
if (op == 0x8000000b && !(file->flags & CELL_FS_O_ACCMODE))
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
if (op == 0x8000000b && file->flags & CELL_FS_O_APPEND)
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
if (op == 0x8000000b && file->mp->flags & lv2_mp_flag::read_only)
|
|
{
|
|
return CELL_EROFS;
|
|
}
|
|
|
|
std::lock_guard lock(file->mp->mutex);
|
|
|
|
if (file->lock == 2)
|
|
{
|
|
return CELL_EIO;
|
|
}
|
|
|
|
if (op == 0x8000000b && file->lock)
|
|
{
|
|
return CELL_EBUSY;
|
|
}
|
|
|
|
const u64 old_pos = file->file.pos();
|
|
const u64 new_pos = file->file.seek(arg->offset);
|
|
|
|
arg->out_size = op == 0x8000000a
|
|
? file->op_read(arg->buf, arg->size)
|
|
: file->op_write(arg->buf, arg->size);
|
|
|
|
verify(HERE), old_pos == file->file.seek(old_pos);
|
|
|
|
arg->out_code = CELL_OK;
|
|
return CELL_OK;
|
|
}
|
|
|
|
case 0x80000009: // cellFsSdataOpenByFd
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
const auto arg = vm::static_ptr_cast<lv2_file_op_09>(_arg);
|
|
|
|
if (_size < arg.size())
|
|
{
|
|
return CELL_EINVAL;
|
|
}
|
|
|
|
const auto file = idm::get<lv2_fs_object, lv2_file>(fd);
|
|
|
|
if (!file)
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
auto sdata_file = std::make_unique<EDATADecrypter>(lv2_file::make_view(file, arg->offset));
|
|
|
|
if (!sdata_file->ReadHeader())
|
|
{
|
|
return CELL_EFSSPECIFIC;
|
|
}
|
|
|
|
fs::file stream;
|
|
stream.reset(std::move(sdata_file));
|
|
if (const u32 id = idm::make<lv2_fs_object, lv2_file>(*file, std::move(stream), file->mode, file->flags))
|
|
{
|
|
arg->out_code = CELL_OK;
|
|
arg->out_fd = id;
|
|
return CELL_OK;
|
|
}
|
|
|
|
// Out of file descriptors
|
|
return CELL_EMFILE;
|
|
}
|
|
|
|
case 0xc0000002: // cellFsGetFreeSize (TODO)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
const auto arg = vm::static_ptr_cast<lv2_file_c0000002>(_arg);
|
|
|
|
const auto mp = lv2_fs_object::get_mp("/dev_hdd0");
|
|
|
|
fs::device_stat info;
|
|
if (!fs::statfs(vfs::get("/dev_hdd0"), info))
|
|
{
|
|
sys_fs.error("sys_fs_fcntl(0xc0000002): unexpected error %s", fs::g_tls_error);
|
|
return CELL_EIO; // ???
|
|
}
|
|
|
|
arg->out_block_size = mp->block_size;
|
|
arg->out_block_count = info.avail_free / mp->block_size;
|
|
return CELL_OK;
|
|
}
|
|
|
|
case 0xc0000006: // Unknown
|
|
{
|
|
const auto arg = vm::static_ptr_cast<lv2_file_c0000006>(_arg);
|
|
|
|
sys_fs.warning("0xc0000006: 0x%x, 0x%x, 0x%x, %s, 0x%x, 0x%x, 0x%x", arg->size, arg->_x4, arg->_x8, arg->name, arg->_x14, arg->code, arg->_x1c);
|
|
|
|
arg->code = CELL_ENOTSUP;
|
|
return CELL_OK;
|
|
}
|
|
|
|
case 0xc0000007: // cellFsArcadeHddSerialNumber
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xc0000008: // cellFsSetDefaultContainer, cellFsSetIoBuffer, cellFsSetIoBufferFromDefaultContainer
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xc0000015: // Unknown
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xc0000016: // ps2disc_8160A811
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xc000001a: // cellFsSetDiscReadRetrySetting, 5731DF45
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xc0000021: // 9FDBBA89
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000000: // Unknown (cellFsGetBlockSize)
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000001: // Unknown (cellFsStat)
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000003: // Unknown
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000004: // Unknown
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000005: // Unknown (cellFsMkdir)
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000006: // Unknown
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000007: // Unknown
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000008: // Unknown (cellFsAclRead)
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000009: // Unknown (cellFsAccess)
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe000000a: // Unknown (E3D28395)
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe000000b: // Unknown (cellFsRename, FF29F478)
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe000000c: // Unknown (cellFsTruncate)
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe000000d: // Unknown (cellFsUtime)
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe000000e: // Unknown (cellFsAclWrite)
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe000000f: // Unknown (cellFsChmod)
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000010: // Unknown (cellFsChown)
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000011: // Unknown
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000012: // cellFsGetDirectoryEntries
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
const auto arg = vm::static_ptr_cast<lv2_file_op_dir::dir_info>(_arg);
|
|
|
|
if (_size < arg.size())
|
|
{
|
|
return CELL_EINVAL;
|
|
}
|
|
|
|
const auto directory = idm::get<lv2_fs_object, lv2_dir>(fd);
|
|
|
|
if (!directory)
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
arg->_size = 0; // This write is not really useful for cellFs but do it anyways
|
|
|
|
// NOTE: This function is actually capable of reading only one entry at a time
|
|
if (arg->max)
|
|
{
|
|
std::memset(arg->ptr.get_ptr(), 0, arg->max * arg->ptr.size());
|
|
|
|
if (auto* info = directory->dir_read())
|
|
{
|
|
auto& entry = arg->ptr[arg->_size++];
|
|
|
|
entry.attribute.mode = info->is_directory ? CELL_FS_S_IFDIR | 0777 : CELL_FS_S_IFREG | 0666;
|
|
entry.attribute.uid = directory->mp->flags & lv2_mp_flag::no_uid_gid ? -1 : 0;
|
|
entry.attribute.gid = directory->mp->flags & lv2_mp_flag::no_uid_gid ? -1 : 0;
|
|
entry.attribute.atime = info->atime;
|
|
entry.attribute.mtime = info->mtime;
|
|
entry.attribute.ctime = info->ctime;
|
|
entry.attribute.size = info->size;
|
|
entry.attribute.blksize = directory->mp->block_size;
|
|
|
|
if (directory->mp->flags & lv2_mp_flag::read_only)
|
|
{
|
|
// Remove write permissions
|
|
entry.attribute.mode &= ~0222;
|
|
}
|
|
|
|
entry.entry_name.d_type = info->is_directory ? CELL_FS_TYPE_DIRECTORY : CELL_FS_TYPE_REGULAR;
|
|
entry.entry_name.d_namlen = u8(std::min<size_t>(info->name.size(), CELL_FS_MAX_FS_FILE_NAME_LENGTH));
|
|
strcpy_trunc(entry.entry_name.d_name, info->name);
|
|
}
|
|
}
|
|
|
|
arg->_code = CELL_OK;
|
|
return CELL_OK;
|
|
}
|
|
|
|
case 0xe0000015: // Unknown
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000016: // cellFsAllocateFileAreaWithInitialData
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000017: // cellFsAllocateFileAreaWithoutZeroFill
|
|
{
|
|
const auto arg = vm::static_ptr_cast<lv2_file_e0000017>(_arg);
|
|
|
|
if (_size < arg->size || arg->_x4 != 0x10 || arg->_x8 != 0x20)
|
|
{
|
|
return CELL_EINVAL;
|
|
}
|
|
|
|
arg->out_code = sys_fs_truncate(ppu, arg->file_path, arg->file_size);
|
|
return CELL_OK;
|
|
}
|
|
|
|
case 0xe0000018: // cellFsChangeFileSizeWithoutAllocation
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000019: // Unknown
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe000001b: // Unknown
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe000001d: // Unknown
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe000001e: // Unknown
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe000001f: // Unknown
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0xe0000020: // Unknown
|
|
{
|
|
break;
|
|
}
|
|
|
|
case 0x00000025: // cellFsSdataOpenWithVersion
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
sys_fs.fatal("sys_fs_fcntl(): Unknown operation 0x%08x (fd=%d, arg=*0x%x, size=0x%x)", op, fd, _arg, _size);
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_lseek(ppu_thread& ppu, u32 fd, s64 offset, s32 whence, vm::ptr<u64> pos)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.trace("sys_fs_lseek(fd=%d, offset=0x%llx, whence=0x%x, pos=*0x%x)", fd, offset, whence, pos);
|
|
|
|
const auto file = idm::get<lv2_fs_object, lv2_file>(fd);
|
|
|
|
if (!file)
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
if (whence + 0u >= 3)
|
|
{
|
|
return {CELL_EINVAL, whence};
|
|
}
|
|
|
|
std::lock_guard lock(file->mp->mutex);
|
|
|
|
const u64 result = file->file.seek(offset, static_cast<fs::seek_mode>(whence));
|
|
|
|
if (result == -1)
|
|
{
|
|
switch (auto error = fs::g_tls_error)
|
|
{
|
|
case fs::error::inval: return CELL_EINVAL;
|
|
default: sys_fs.error("sys_fs_lseek(): unknown error %s", error);
|
|
}
|
|
|
|
return CELL_EIO; // ???
|
|
}
|
|
|
|
*pos = result;
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_fdatasync(ppu_thread& ppu, u32 fd)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.trace("sys_fs_fdadasync(fd=%d)", fd);
|
|
|
|
const auto file = idm::get<lv2_fs_object, lv2_file>(fd);
|
|
|
|
if (!file || !(file->flags & CELL_FS_O_ACCMODE))
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
std::lock_guard lock(file->mp->mutex);
|
|
file->file.sync();
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_fsync(ppu_thread& ppu, u32 fd)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.trace("sys_fs_fsync(fd=%d)", fd);
|
|
|
|
const auto file = idm::get<lv2_fs_object, lv2_file>(fd);
|
|
|
|
if (!file || !(file->flags & CELL_FS_O_ACCMODE))
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
std::lock_guard lock(file->mp->mutex);
|
|
file->file.sync();
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_fget_block_size(ppu_thread& ppu, u32 fd, vm::ptr<u64> sector_size, vm::ptr<u64> block_size, vm::ptr<u64> arg4, vm::ptr<s32> out_flags)
|
|
{
|
|
sys_fs.warning("sys_fs_fget_block_size(fd=%d, sector_size=*0x%x, block_size=*0x%x, arg4=*0x%x, out_flags=*0x%x)", fd, sector_size, block_size, arg4, out_flags);
|
|
|
|
const auto file = idm::get<lv2_fs_object, lv2_file>(fd);
|
|
|
|
if (!file)
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
// TODO
|
|
*sector_size = file->mp->sector_size;
|
|
*block_size = file->mp->block_size;
|
|
*arg4 = file->mp->sector_size;
|
|
*out_flags = file->flags;
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_get_block_size(ppu_thread& ppu, vm::cptr<char> path, vm::ptr<u64> sector_size, vm::ptr<u64> block_size, vm::ptr<u64> arg4)
|
|
{
|
|
sys_fs.warning("sys_fs_get_block_size(path=%s, sector_size=*0x%x, block_size=*0x%x, arg4=*0x%x)", path, sector_size, block_size, arg4);
|
|
|
|
if (!path)
|
|
return CELL_EFAULT;
|
|
|
|
if (!path[0])
|
|
return CELL_ENOENT;
|
|
|
|
const std::string_view vpath = path.get_ptr();
|
|
const std::string local_path = vfs::get(vpath);
|
|
|
|
if (vpath.find_first_not_of('/') == -1)
|
|
{
|
|
return {CELL_EISDIR, path};
|
|
}
|
|
|
|
if (local_path.empty())
|
|
{
|
|
return {CELL_ENOTMOUNTED, path};
|
|
}
|
|
|
|
const auto mp = lv2_fs_object::get_mp(vpath);
|
|
|
|
// It appears that /dev_hdd0 mount point is special in this function
|
|
if (mp != &g_mp_sys_dev_hdd0 && (mp->flags & lv2_mp_flag::strict_get_block_size ? !fs::is_file(local_path) : !fs::exists(local_path)))
|
|
{
|
|
switch (auto error = fs::g_tls_error)
|
|
{
|
|
case fs::error::exist: return {CELL_EISDIR, path};
|
|
case fs::error::noent: return {CELL_ENOENT, path};
|
|
default: sys_fs.error("sys_fs_get_block_size(): unknown error %s", error);
|
|
}
|
|
|
|
return {CELL_EIO, path}; // ???
|
|
}
|
|
|
|
// TODO
|
|
*sector_size = mp->sector_size;
|
|
*block_size = mp->block_size;
|
|
*arg4 = mp->sector_size;
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_truncate(ppu_thread& ppu, vm::cptr<char> path, u64 size)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.warning("sys_fs_truncate(path=%s, size=0x%llx)", path, size);
|
|
|
|
if (!path)
|
|
return CELL_EFAULT;
|
|
|
|
if (!path[0])
|
|
return CELL_ENOENT;
|
|
|
|
const std::string_view vpath = path.get_ptr();
|
|
const std::string local_path = vfs::get(vpath);
|
|
|
|
if (vpath.find_first_not_of('/') == -1)
|
|
{
|
|
return {CELL_EISDIR, path};
|
|
}
|
|
|
|
if (local_path.empty())
|
|
{
|
|
return {CELL_ENOTMOUNTED, path};
|
|
}
|
|
|
|
const auto mp = lv2_fs_object::get_mp(vpath);
|
|
|
|
if (mp->flags & lv2_mp_flag::read_only)
|
|
{
|
|
return {CELL_EROFS, path};
|
|
}
|
|
|
|
std::lock_guard lock(mp->mutex);
|
|
|
|
if (!fs::truncate_file(local_path, size))
|
|
{
|
|
switch (auto error = fs::g_tls_error)
|
|
{
|
|
case fs::error::noent: return {CELL_ENOENT, path};
|
|
default: sys_fs.error("sys_fs_truncate(): unknown error %s", error);
|
|
}
|
|
|
|
return {CELL_EIO, path}; // ???
|
|
}
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_ftruncate(ppu_thread& ppu, u32 fd, u64 size)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.warning("sys_fs_ftruncate(fd=%d, size=0x%llx)", fd, size);
|
|
|
|
const auto file = idm::get<lv2_fs_object, lv2_file>(fd);
|
|
|
|
if (!file || !(file->flags & CELL_FS_O_ACCMODE))
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
if (file->mp->flags & lv2_mp_flag::read_only)
|
|
{
|
|
return CELL_EROFS;
|
|
}
|
|
|
|
std::lock_guard lock(file->mp->mutex);
|
|
|
|
if (file->lock == 2)
|
|
{
|
|
return CELL_EIO;
|
|
}
|
|
|
|
if (file->lock)
|
|
{
|
|
return CELL_EBUSY;
|
|
}
|
|
|
|
if (!file->file.trunc(size))
|
|
{
|
|
switch (auto error = fs::g_tls_error)
|
|
{
|
|
case fs::error::ok:
|
|
default: sys_fs.error("sys_fs_ftruncate(): unknown error %s", error);
|
|
}
|
|
|
|
return CELL_EIO; // ???
|
|
}
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_symbolic_link(ppu_thread& ppu, vm::cptr<char> target, vm::cptr<char> linkpath)
|
|
{
|
|
sys_fs.todo("sys_fs_symbolic_link(target=%s, linkpath=%s)", target, linkpath);
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_chmod(ppu_thread& ppu, vm::cptr<char> path, s32 mode)
|
|
{
|
|
sys_fs.todo("sys_fs_chmod(path=%s, mode=%#o)", path, mode);
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_chown(ppu_thread& ppu, vm::cptr<char> path, s32 uid, s32 gid)
|
|
{
|
|
sys_fs.todo("sys_fs_chown(path=%s, uid=%d, gid=%d)", path, uid, gid);
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_disk_free(ppu_thread& ppu, vm::cptr<char> path, vm::ptr<u64> total_free, vm::ptr<u64> avail_free)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.warning("sys_fs_disk_free(path=%s total_free=*0x%x avail_free=*0x%x)", path, total_free, avail_free);
|
|
|
|
if (!path)
|
|
return CELL_EFAULT;
|
|
|
|
if (!path[0])
|
|
return CELL_EINVAL;
|
|
|
|
const std::string_view vpath = path.get_ptr();
|
|
|
|
if (vpath == "/"sv)
|
|
{
|
|
return CELL_ENOTSUP;
|
|
}
|
|
|
|
// It seems max length is 31, and multiple / at the start aren't supported
|
|
if (vpath.size() > CELL_FS_MAX_MP_LENGTH)
|
|
{
|
|
return {CELL_ENAMETOOLONG, path};
|
|
}
|
|
|
|
if (vpath.find_first_not_of('/') != 1)
|
|
{
|
|
return {CELL_EINVAL, path};
|
|
}
|
|
|
|
// Get only device path
|
|
const std::string local_path = vfs::get(vpath.substr(0, vpath.find_first_of('/', 1)));
|
|
|
|
if (local_path.empty())
|
|
{
|
|
return {CELL_EINVAL, path};
|
|
}
|
|
|
|
const auto mp = lv2_fs_object::get_mp(vpath);
|
|
|
|
if (mp->flags & lv2_mp_flag::strict_get_block_size)
|
|
{
|
|
// TODO:
|
|
return {CELL_ENOTSUP, path};
|
|
}
|
|
|
|
if (mp->flags & lv2_mp_flag::read_only)
|
|
{
|
|
// TODO: check /dev_bdvd
|
|
*total_free = 0;
|
|
*avail_free = 0;
|
|
return CELL_OK;
|
|
}
|
|
|
|
fs::device_stat info;
|
|
if (!fs::statfs(local_path, info))
|
|
{
|
|
switch (auto error = fs::g_tls_error)
|
|
{
|
|
case fs::error::noent: return {CELL_ENOENT, path};
|
|
default: sys_fs.error("sys_fs_disk_free(): unknown error %s", error);
|
|
}
|
|
|
|
return {CELL_EIO, path}; // ???
|
|
}
|
|
|
|
*total_free = info.total_free;
|
|
*avail_free = info.avail_free; //Only value used by cellFsGetFreeSize
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_utime(ppu_thread& ppu, vm::cptr<char> path, vm::cptr<CellFsUtimbuf> timep)
|
|
{
|
|
lv2_obj::sleep(ppu);
|
|
|
|
sys_fs.warning("sys_fs_utime(path=%s, timep=*0x%x)", path, timep);
|
|
sys_fs.warning("** actime=%u, modtime=%u", timep->actime, timep->modtime);
|
|
|
|
if (!path)
|
|
return CELL_EFAULT;
|
|
|
|
if (!path[0])
|
|
return CELL_ENOENT;
|
|
|
|
const std::string_view vpath = path.get_ptr();
|
|
const std::string local_path = vfs::get(vpath);
|
|
|
|
if (vpath.find_first_not_of('/') == -1)
|
|
{
|
|
return {CELL_EISDIR, path};
|
|
}
|
|
|
|
if (local_path.empty())
|
|
{
|
|
return {CELL_ENOTMOUNTED, path};
|
|
}
|
|
|
|
const auto mp = lv2_fs_object::get_mp(vpath);
|
|
|
|
if (mp->flags & lv2_mp_flag::read_only)
|
|
{
|
|
return {CELL_EROFS, path};
|
|
}
|
|
|
|
std::lock_guard lock(mp->mutex);
|
|
|
|
if (!fs::utime(local_path, timep->actime, timep->modtime))
|
|
{
|
|
switch (auto error = fs::g_tls_error)
|
|
{
|
|
case fs::error::noent: return {CELL_ENOENT, path};
|
|
default: sys_fs.error("sys_fs_utime(): unknown error %s", error);
|
|
}
|
|
|
|
return {CELL_EIO, path}; // ???
|
|
}
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_acl_read(ppu_thread& ppu, vm::cptr<char> path, vm::ptr<void> ptr)
|
|
{
|
|
sys_fs.todo("sys_fs_acl_read(path=%s, ptr=*0x%x)", path, ptr);
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_acl_write(ppu_thread& ppu, vm::cptr<char> path, vm::ptr<void> ptr)
|
|
{
|
|
sys_fs.todo("sys_fs_acl_write(path=%s, ptr=*0x%x)", path, ptr);
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_lsn_get_cda_size(ppu_thread& ppu, u32 fd, vm::ptr<u64> ptr)
|
|
{
|
|
sys_fs.warning("sys_fs_lsn_get_cda_size(fd=%d, ptr=*0x%x)", fd, ptr);
|
|
|
|
const auto file = idm::get<lv2_fs_object, lv2_file>(fd);
|
|
|
|
if (!file)
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
// TODO
|
|
*ptr = 0;
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_lsn_get_cda(ppu_thread& ppu, u32 fd, vm::ptr<void> arg2, u64 arg3, vm::ptr<u64> arg4)
|
|
{
|
|
sys_fs.todo("sys_fs_lsn_get_cda(fd=%d, arg2=*0x%x, arg3=0x%x, arg4=*0x%x)", fd, arg2, arg3, arg4);
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_lsn_lock(ppu_thread& ppu, u32 fd)
|
|
{
|
|
sys_fs.trace("sys_fs_lsn_lock(fd=%d)", fd);
|
|
|
|
const auto file = idm::get<lv2_fs_object, lv2_file>(fd);
|
|
|
|
if (!file)
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
// TODO: seems to do nothing on /dev_hdd0 or /host_root
|
|
if (file->mp == &g_mp_sys_dev_hdd0 || file->mp->flags & lv2_mp_flag::strict_get_block_size)
|
|
{
|
|
return CELL_OK;
|
|
}
|
|
|
|
file->lock.compare_and_swap(0, 1);
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_lsn_unlock(ppu_thread& ppu, u32 fd)
|
|
{
|
|
sys_fs.trace("sys_fs_lsn_unlock(fd=%d)", fd);
|
|
|
|
const auto file = idm::get<lv2_fs_object, lv2_file>(fd);
|
|
|
|
if (!file)
|
|
{
|
|
return CELL_EBADF;
|
|
}
|
|
|
|
// Unlock unconditionally
|
|
file->lock.compare_and_swap(1, 0);
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_lsn_read(ppu_thread& ppu, u32 fd, vm::cptr<void> ptr, u64 size)
|
|
{
|
|
sys_fs.todo("sys_fs_lsn_read(fd=%d, ptr=*0x%x, size=0x%x)", fd, ptr, size);
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_lsn_write(ppu_thread& ppu, u32 fd, vm::cptr<void> ptr, u64 size)
|
|
{
|
|
sys_fs.todo("sys_fs_lsn_write(fd=%d, ptr=*0x%x, size=0x%x)", fd, ptr, size);
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_mapped_allocate(ppu_thread& ppu, u32 fd, u64 size, vm::pptr<void> out_ptr)
|
|
{
|
|
sys_fs.todo("sys_fs_mapped_allocate(fd=%d, arg2=0x%x, out_ptr=**0x%x)", fd, size, out_ptr);
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_mapped_free(ppu_thread& ppu, u32 fd, vm::ptr<void> ptr)
|
|
{
|
|
sys_fs.todo("sys_fs_mapped_free(fd=%d, ptr=0x%#x)", fd, ptr);
|
|
|
|
return CELL_OK;
|
|
}
|
|
|
|
error_code sys_fs_truncate2(ppu_thread& ppu, u32 fd, u64 size)
|
|
{
|
|
sys_fs.todo("sys_fs_truncate2(fd=%d, size=0x%x)", fd, size);
|
|
|
|
return CELL_OK;
|
|
}
|