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Moving all kernel files around just to fuck with whoever's keeping track ;)

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This commit is contained in:
Ben Vanik
2014-01-04 17:12:46 -08:00
parent aad4d7bebf
commit 4d92720109
108 changed files with 449 additions and 677 deletions
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403
src/xenia/kernel/xboxkrnl_io.cc Normal file
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/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2013 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#include <xenia/kernel/xboxkrnl_io.h>
#include <xenia/kernel/async_request.h>
#include <xenia/kernel/kernel_state.h>
#include <xenia/kernel/xboxkrnl_private.h>
#include <xenia/kernel/objects/xevent.h>
#include <xenia/kernel/objects/xfile.h>
#include <xenia/kernel/util/shim_utils.h>
using namespace xe;
using namespace xe::kernel;
using namespace xe::kernel::fs;
namespace xe {
namespace kernel {
SHIM_CALL NtCreateFile_shim(
PPCContext* ppc_state, KernelState* state) {
uint32_t handle_ptr = SHIM_GET_ARG_32(0);
uint32_t desired_access = SHIM_GET_ARG_32(1);
uint32_t object_attributes_ptr = SHIM_GET_ARG_32(2);
uint32_t io_status_block_ptr = SHIM_GET_ARG_32(3);
uint32_t allocation_size_ptr = SHIM_GET_ARG_32(4);
uint32_t file_attributes = SHIM_GET_ARG_32(5);
uint32_t share_access = SHIM_GET_ARG_32(6);
uint32_t creation_disposition = SHIM_GET_ARG_32(7);
X_OBJECT_ATTRIBUTES attrs(SHIM_MEM_BASE, object_attributes_ptr);
XELOGD(
"NtCreateFile(%.8X, %.8X, %.8X(%s), %.8X, %.8X, %.8X, %d, %d)",
handle_ptr,
desired_access,
object_attributes_ptr,
attrs.object_name.buffer,
io_status_block_ptr,
allocation_size_ptr,
file_attributes,
share_access,
creation_disposition);
uint64_t allocation_size = 0; // is this correct???
if (allocation_size_ptr != 0) {
allocation_size = SHIM_MEM_64(allocation_size_ptr);
}
X_STATUS result = X_STATUS_NO_SUCH_FILE;
uint32_t info = X_FILE_DOES_NOT_EXIST;
uint32_t handle;
// Resolve the file using the virtual file system.
FileSystem* fs = state->file_system();
Entry* entry = fs->ResolvePath(attrs.object_name.buffer);
XFile* file = NULL;
if (entry && entry->type() == Entry::kTypeFile) {
// Open the file.
result = entry->Open(
state,
desired_access,
false, // TODO(benvanik): pick async mode, if needed.
&file);
} else {
result = X_STATUS_NO_SUCH_FILE;
info = X_FILE_DOES_NOT_EXIST;
}
if (XSUCCEEDED(result)) {
// Handle ref is incremented, so return that.
handle = file->handle();
file->Release();
result = X_STATUS_SUCCESS;
info = X_FILE_OPENED;
}
if (io_status_block_ptr) {
SHIM_SET_MEM_32(io_status_block_ptr, result); // Status
SHIM_SET_MEM_32(io_status_block_ptr + 4, info); // Information
}
if (XSUCCEEDED(result)) {
if (handle_ptr) {
SHIM_SET_MEM_32(handle_ptr, handle);
}
}
SHIM_SET_RETURN(result);
}
SHIM_CALL NtOpenFile_shim(
PPCContext* ppc_state, KernelState* state) {
SHIM_SET_RETURN(X_STATUS_NO_SUCH_FILE);
}
class xeNtReadFileState {
public:
uint32_t x;
};
void xeNtReadFileCompleted(XAsyncRequest* request, xeNtReadFileState* state) {
// TODO(benvanik): set io_status_block_ptr
delete request;
delete state;
}
SHIM_CALL NtReadFile_shim(
PPCContext* ppc_state, KernelState* state) {
uint32_t file_handle = SHIM_GET_ARG_32(0);
uint32_t event_handle = SHIM_GET_ARG_32(1);
uint32_t apc_routine_ptr = SHIM_GET_ARG_32(2);
uint32_t apc_context = SHIM_GET_ARG_32(3);
uint32_t io_status_block_ptr = SHIM_GET_ARG_32(4);
uint32_t buffer = SHIM_GET_ARG_32(5);
uint32_t buffer_length = SHIM_GET_ARG_32(6);
uint32_t byte_offset_ptr = SHIM_GET_ARG_32(7);
size_t byte_offset = byte_offset_ptr ? SHIM_MEM_64(byte_offset_ptr) : 0;
XELOGD(
"NtReadFile(%.8X, %.8X, %.8X, %.8X, %.8X, %.8X, %d, %d)",
file_handle,
event_handle,
apc_routine_ptr,
apc_context,
io_status_block_ptr,
buffer,
buffer_length,
byte_offset_ptr);
// Async not supported yet.
XEASSERTNULL(apc_routine_ptr);
X_STATUS result = X_STATUS_SUCCESS;
uint32_t info = 0;
// Grab event to signal.
XEvent* ev = NULL;
bool signal_event = false;
if (event_handle) {
result = state->object_table()->GetObject(
event_handle, (XObject**)&ev);
}
// Grab file.
XFile* file = NULL;
if (XSUCCEEDED(result)) {
result = state->object_table()->GetObject(
file_handle, (XObject**)&file);
}
// Execute read.
if (XSUCCEEDED(result)) {
// Reset event before we begin.
if (ev) {
ev->Reset();
}
// TODO(benvanik): async path.
if (true) {
// Synchronous request.
if (!byte_offset_ptr ||
byte_offset == 0xFFFFFFFFfffffffe) {
// FILE_USE_FILE_POINTER_POSITION
byte_offset = -1;
}
// Read now.
size_t bytes_read = 0;
result = file->Read(
SHIM_MEM_ADDR(buffer), buffer_length, byte_offset,
&bytes_read);
if (XSUCCEEDED(result)) {
info = (int32_t)bytes_read;
}
// Mark that we should signal the event now. We do this after
// we have written the info out.
signal_event = true;
} else {
// X_STATUS_PENDING if not returning immediately.
// XFile is waitable and signalled after each async req completes.
// reset the input event (->Reset())
/*xeNtReadFileState* call_state = new xeNtReadFileState();
XAsyncRequest* request = new XAsyncRequest(
state, file,
(XAsyncRequest::CompletionCallback)xeNtReadFileCompleted,
call_state);*/
//result = file->Read(buffer, buffer_length, byte_offset, request);
result = X_STATUS_PENDING;
info = 0;
}
}
if (io_status_block_ptr) {
SHIM_SET_MEM_32(io_status_block_ptr, result); // Status
SHIM_SET_MEM_32(io_status_block_ptr + 4, info); // Information
}
if (file) {
file->Release();
}
if (ev) {
if (signal_event) {
ev->Set(0, false);
}
ev->Release();
}
SHIM_SET_RETURN(result);
}
SHIM_CALL NtSetInformationFile_shim(
PPCContext* ppc_state, KernelState* state) {
uint32_t file_handle = SHIM_GET_ARG_32(0);
uint32_t io_status_block_ptr = SHIM_GET_ARG_32(1);
uint32_t file_info_ptr = SHIM_GET_ARG_32(2);
uint32_t length = SHIM_GET_ARG_32(3);
uint32_t file_info_class = SHIM_GET_ARG_32(4);
XELOGD(
"NtSetInformationFile(%.8X, %.8X, %.8X, %.8X, %.8X)",
file_handle,
io_status_block_ptr,
file_info_ptr,
length,
file_info_class);
X_STATUS result = X_STATUS_SUCCESS;
uint32_t info = 0;
// Grab file.
XFile* file = NULL;
result = state->object_table()->GetObject(
file_handle, (XObject**)&file);
if (XSUCCEEDED(result)) {
result = X_STATUS_SUCCESS;
switch (file_info_class) {
case XFilePositionInformation:
// struct FILE_POSITION_INFORMATION {
// LARGE_INTEGER CurrentByteOffset;
// };
XEASSERT(length == 8);
info = 8;
file->set_position(SHIM_MEM_64(file_info_ptr));
break;
default:
// Unsupported, for now.
XEASSERTALWAYS();
info = 0;
break;
}
}
if (XFAILED(result)) {
info = 0;
}
if (io_status_block_ptr) {
SHIM_SET_MEM_32(io_status_block_ptr, result); // Status
SHIM_SET_MEM_32(io_status_block_ptr + 4, info); // Information
}
if (file) {
file->Release();
}
SHIM_SET_RETURN(result);
}
SHIM_CALL NtQueryInformationFile_shim(
PPCContext* ppc_state, KernelState* state) {
uint32_t file_handle = SHIM_GET_ARG_32(0);
uint32_t io_status_block_ptr = SHIM_GET_ARG_32(1);
uint32_t file_info_ptr = SHIM_GET_ARG_32(2);
uint32_t length = SHIM_GET_ARG_32(3);
uint32_t file_info_class = SHIM_GET_ARG_32(4);
XELOGD(
"NtQueryInformationFile(%.8X, %.8X, %.8X, %.8X, %.8X)",
file_handle,
io_status_block_ptr,
file_info_ptr,
length,
file_info_class);
X_STATUS result = X_STATUS_SUCCESS;
uint32_t info = 0;
// Grab file.
XFile* file = NULL;
result = state->object_table()->GetObject(
file_handle, (XObject**)&file);
if (XSUCCEEDED(result)) {
result = X_STATUS_SUCCESS;
switch (file_info_class) {
case XFilePositionInformation:
// struct FILE_POSITION_INFORMATION {
// LARGE_INTEGER CurrentByteOffset;
// };
XEASSERT(length == 8);
info = 8;
SHIM_SET_MEM_64(file_info_ptr, file->position());
break;
case XFileNetworkOpenInformation:
// struct FILE_NETWORK_OPEN_INFORMATION {
// LARGE_INTEGER CreationTime;
// LARGE_INTEGER LastAccessTime;
// LARGE_INTEGER LastWriteTime;
// LARGE_INTEGER ChangeTime;
// LARGE_INTEGER AllocationSize;
// LARGE_INTEGER EndOfFile;
// ULONG FileAttributes;
// ULONG Unknown;
// };
XEASSERT(length == 56);
XFileInfo file_info;
result = file->QueryInfo(&file_info);
if (XSUCCEEDED(result)) {
info = 56;
file_info.Write(SHIM_MEM_BASE, file_info_ptr);
}
break;
default:
// Unsupported, for now.
XEASSERTALWAYS();
info = 0;
break;
}
}
if (XFAILED(result)) {
info = 0;
}
if (io_status_block_ptr) {
SHIM_SET_MEM_32(io_status_block_ptr, result); // Status
SHIM_SET_MEM_32(io_status_block_ptr + 4, info); // Information
}
if (file) {
file->Release();
}
SHIM_SET_RETURN(result);
}
SHIM_CALL NtQueryFullAttributesFile_shim(
PPCContext* ppc_state, KernelState* state) {
uint32_t object_attributes_ptr = SHIM_GET_ARG_32(0);
uint32_t file_info_ptr = SHIM_GET_ARG_32(1);
X_OBJECT_ATTRIBUTES attrs(SHIM_MEM_BASE, object_attributes_ptr);
XELOGD(
"NtQueryFullAttributesFile(%.8X(%s), %.8X)",
object_attributes_ptr,
attrs.object_name.buffer,
file_info_ptr);
X_STATUS result = X_STATUS_NO_SUCH_FILE;
// Resolve the file using the virtual file system.
FileSystem* fs = state->file_system();
Entry* entry = fs->ResolvePath(attrs.object_name.buffer);
if (entry && entry->type() == Entry::kTypeFile) {
// Found.
XFileInfo file_info;
result = entry->QueryInfo(&file_info);
if (XSUCCEEDED(result)) {
file_info.Write(SHIM_MEM_BASE, file_info_ptr);
}
}
SHIM_SET_RETURN(result);
}
SHIM_CALL NtQueryVolumeInformationFile_shim(
PPCContext* ppc_state, KernelState* state) {
SHIM_SET_RETURN(X_STATUS_NO_SUCH_FILE);
}
} // namespace kernel
} // namespace xe
void xe::kernel::xboxkrnl::RegisterIoExports(
ExportResolver* export_resolver, KernelState* state) {
SHIM_SET_MAPPING("xboxkrnl.exe", NtCreateFile, state);
SHIM_SET_MAPPING("xboxkrnl.exe", NtOpenFile, state);
SHIM_SET_MAPPING("xboxkrnl.exe", NtReadFile, state);
SHIM_SET_MAPPING("xboxkrnl.exe", NtQueryInformationFile, state);
SHIM_SET_MAPPING("xboxkrnl.exe", NtSetInformationFile, state);
SHIM_SET_MAPPING("xboxkrnl.exe", NtQueryFullAttributesFile, state);
SHIM_SET_MAPPING("xboxkrnl.exe", NtQueryVolumeInformationFile, state);
}