fabi/Xenia-Canary
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Reversed engineered X_OBJECT_HEADER a bit better

Browse Source
This commit is contained in:
Dr. Chat
2015-07-27 18:26:07 -05:00
parent 766788be7b
commit 997de209ec
2 changed files with 29 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
src/xenia/kernel/xobject.cc
View File

@@ -40,8 +40,8 @@ XObject::~XObject() {
auto header = memory()->TranslateVirtual<X_OBJECT_HEADER*>(ptr);
// Free the object creation info
if (header->object_create_info) {
memory()->SystemHeapFree(header->object_create_info);
if (header->object_type_ptr) {
memory()->SystemHeapFree(header->object_type_ptr);
}
memory()->SystemHeapFree(ptr);
@@ -241,15 +241,13 @@ uint8_t* XObject::CreateNative(uint32_t size) {
auto header = memory()->TranslateVirtual<X_OBJECT_HEADER*>(mem);
auto creation_info =
memory()->SystemHeapAlloc(sizeof(X_OBJECT_CREATE_INFORMATION));
if (creation_info) {
memory()->Zero(creation_info, sizeof(X_OBJECT_CREATE_INFORMATION));
auto object_type =
memory()->SystemHeapAlloc(sizeof(X_OBJECT_TYPE));
if (object_type) {
// Set it up in the header.
// Some kernel method is accessing this struct and dereferencing a member.
// With our current definition that member is non_paged_pool_charge.
header->object_create_info = creation_info;
// Some kernel method is accessing this struct and dereferencing a member
// @ offset 0x14
header->object_type_ptr = object_type;
}
return memory()->TranslateVirtual(guest_object_ptr_);