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

[Kernel] More TranslateVirtual/HostToGuestVirtual usage

Browse Source
This commit is contained in:
Triang3l
2019-08-14 08:28:30 +03:00
parent 2152c79965
commit 0067f5561d
6 changed files with 14 additions and 37 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
src/xenia/kernel/xboxkrnl/xboxkrnl_rtl.cc
View File

@@ -241,7 +241,7 @@ dword_result_t RtlUnicodeStringToAnsiString(
uint32_t buffer_ptr =
kernel_memory()->SystemHeapAlloc(uint32_t(ansi_str.size() + 1));
memcpy(kernel_memory()->virtual_membase() + buffer_ptr, ansi_str.data(),
memcpy(kernel_memory()->TranslateVirtual(buffer_ptr), ansi_str.data(),
ansi_str.size() + 1);
destination_ptr->length = static_cast<uint16_t>(ansi_str.size());
destination_ptr->maximum_length =
@@ -250,7 +250,7 @@ dword_result_t RtlUnicodeStringToAnsiString(
} else {
uint32_t buffer_capacity = destination_ptr->maximum_length;
auto buffer_ptr =
kernel_memory()->virtual_membase() + destination_ptr->pointer;
kernel_memory()->TranslateVirtual(destination_ptr->pointer);
if (buffer_capacity < ansi_str.size() + 1) {
// Too large - we just write what we can.
result = X_STATUS_BUFFER_OVERFLOW;
@@ -332,7 +332,7 @@ pointer_result_t RtlImageNtHeader(lpvoid_t module) {
if (nt_magic != 0x4550) { // 'PE'
return 0;
}
return static_cast<uint32_t>(nt_header - kernel_memory()->virtual_membase());
return kernel_memory()->HostToGuestVirtual(nt_header);
}
DECLARE_XBOXKRNL_EXPORT1(RtlImageNtHeader, kNone, kImplemented);