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provider: Fixed applying of IPS patches. Handle applying asynchronously

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WerWolv
2022-01-09 21:27:59 +01:00
parent 4e636381fd
commit d38d261bbc
8 changed files with 149 additions and 51 deletions
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27
plugins/libimhex/source/providers/provider.cpp
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@@ -50,11 +50,19 @@ namespace hex::prv {
std::map<u64, u8>& Provider::getPatches() {
return *(this->m_patches.end() - 1 - this->m_patchTreeOffset);
auto iter = this->m_patches.end();
for (auto i = 0; i < this->m_patchTreeOffset + 1; i++)
iter--;
return *(iter);
}
const std::map<u64, u8>& Provider::getPatches() const {
return *(this->m_patches.end() - 1 - this->m_patchTreeOffset);
auto iter = this->m_patches.end();
for (auto i = 0; i < this->m_patchTreeOffset + 1; i++)
iter--;
return *(iter);
}
void Provider::applyPatches() {
@@ -117,18 +125,27 @@ namespace hex::prv {
return page;
}
void Provider::addPatch(u64 offset, const void *buffer, size_t size) {
void Provider::addPatch(u64 offset, const void *buffer, size_t size, bool createUndo) {
if (this->m_patchTreeOffset > 0) {
this->m_patches.erase(this->m_patches.end() - this->m_patchTreeOffset, this->m_patches.end());
auto iter = this->m_patches.end();
for (auto i = 0; i < this->m_patchTreeOffset; i++)
iter--;
this->m_patches.erase(iter, this->m_patches.end());
this->m_patchTreeOffset = 0;
}
this->m_patches.push_back(getPatches());
if (createUndo)
createUndoPoint();
for (u64 i = 0; i < size; i++)
getPatches()[offset + i] = reinterpret_cast<const u8*>(buffer)[i];
}
void Provider::createUndoPoint() {
this->m_patches.push_back(getPatches());
}
void Provider::undo() {
if (canUndo())
this->m_patchTreeOffset++;