The-Homebrew-Cloud/MemoryMappingModule
2
0
Fork 0
mirror of https://github.com/wiiu-env/MemoryMappingModule.git synced 2024-11-22 01:39:20 +01:00
Code Issues Packages Projects Releases Wiki Activity

Fix KiGetOrPutUserData

Browse Source
This commit is contained in:
Maschell 2023-02-16 12:35:33 +01:00
parent 88de314828
commit 3a8d8a979c
1 changed files with 13 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
source/function_replacements.cpp
View File

@ -56,17 +56,22 @@ DECL_FUNCTION(uint32_t, KiIsEffectiveRangeValid, uint32_t addressSpace, uint32_t
// clang-format on // clang-format on
DECL_FUNCTION(uint32_t, KiGetOrPutUserData, void *src, uint32_t size, void *dst, bool isRead) { DECL_FUNCTION(uint32_t, KiGetOrPutUserData, void *src, uint32_t size, void *dst, bool isRead) {
// if (real_KiGetOrPutUserData(src, size, dst, isRead)) {
if (isRead && MemoryMapping_EffectiveToPhysical((uint32_t) src) > 0) {
k_memcpy(dst, src, size);
return 1;
} else if (!isRead && MemoryMapping_EffectiveToPhysical((uint32_t) dst) > 0) {
// src and dst are swapped here
k_memcpy(src, dst, size);
return 1; return 1;
} }
return real_KiGetOrPutUserData(src, size, dst, isRead); // check if the src (src is the destication for writes) buffer is valid
if (MemoryMapping_EffectiveToPhysical((uint32_t) src) == 0) {
return 0;
}
if (isRead) {
k_memcpy(dst, src, size);
} else if (!isRead && MemoryMapping_EffectiveToPhysical((uint32_t) src) > 0) {
// src and dst are swapped here
k_memcpy(src, dst, size);
}
return 1;
} }
DECL_FUNCTION(MEMHeapHandle, MEMFindContainHeap, void *block) { DECL_FUNCTION(MEMHeapHandle, MEMFindContainHeap, void *block) {