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bugfixes

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This commit is contained in:
Akash Mozumdar 2018-08-23 13:15:24 -04:00
parent 389db72dd2
commit 679317b5f5
3 changed files with 5 additions and 5 deletions
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2
host/host.cc
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@ -19,7 +19,7 @@ struct ProcessRecord
// Artikash 5/31/2018: required for unordered_map to work with struct key // Artikash 5/31/2018: required for unordered_map to work with struct key
template <> struct std::hash<ThreadParam> { size_t operator()(const ThreadParam& tp) const { return std::hash<__int64>()((tp.pid + tp.hook) ^ (tp.retn + tp.spl)); } }; template <> struct std::hash<ThreadParam> { size_t operator()(const ThreadParam& tp) const { return std::hash<__int64>()((tp.pid + tp.hook) ^ (tp.retn + tp.spl)); } };
bool operator==(const ThreadParam& one, const ThreadParam& two) { return memcmp(&one, &two, sizeof(ThreadParam)) == 0; } bool operator==(const ThreadParam& one, const ThreadParam& two) { return one.pid == two.pid && one.hook == two.hook && one.retn == two.retn && one.spl == two.spl; }
// Artikash 7/20/2018: similar to std::lock guard but use Winapi objects for cross process comms // Artikash 7/20/2018: similar to std::lock guard but use Winapi objects for cross process comms
class MutexLocker class MutexLocker

6
vnrhook/hijack/texthook.cc
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@ -448,12 +448,12 @@ DWORD WINAPI ReaderThread(LPVOID threadParam)
TextHook* hook = (TextHook*)threadParam; TextHook* hook = (TextHook*)threadParam;
BYTE buffer[PIPE_BUFFER_SIZE] = {}; BYTE buffer[PIPE_BUFFER_SIZE] = {};
unsigned int changeCount = 0; unsigned int changeCount = 0;
int dataLen = 1; int dataLen = 0;
const char* currentAddress = (char*)hook->hp.address; const char* currentAddress = (char*)hook->hp.address;
while (true) while (true)
{ {
Sleep(500); Sleep(500);
if (memcmp(buffer + sizeof(ThreadParam), currentAddress, dataLen) == 0) if (memcmp(buffer + sizeof(ThreadParam), currentAddress, dataLen + 1) == 0)
{ {
changeCount = 0; changeCount = 0;
continue; continue;
@ -471,7 +471,7 @@ DWORD WINAPI ReaderThread(LPVOID threadParam)
dataLen = strlen(currentAddress); dataLen = strlen(currentAddress);
*(ThreadParam*)buffer = { GetCurrentProcessId(), hook->hp.address, 0, 0 }; *(ThreadParam*)buffer = { GetCurrentProcessId(), hook->hp.address, 0, 0 };
memcpy(buffer + sizeof(ThreadParam), currentAddress, dataLen); memcpy(buffer + sizeof(ThreadParam), currentAddress, dataLen + 1);
DWORD unused; DWORD unused;
WriteFile(::hookPipe, buffer, dataLen + sizeof(ThreadParam), &unused, nullptr); WriteFile(::hookPipe, buffer, dataLen + sizeof(ThreadParam), &unused, nullptr);
} }

2
vnrhook/main.cc
View File

@ -66,7 +66,7 @@ BOOL WINAPI DllMain(HINSTANCE hModule, DWORD fdwReason, LPVOID unused)
{ {
::running = false; ::running = false;
for (TextHook *man = ::hookman; man < ::hookman + MAX_HOOK; man++) man->ClearHook(); for (TextHook *man = ::hookman; man < ::hookman + MAX_HOOK; man++) if (man->Address()) man->ClearHook();
//if (ith_has_section) //if (ith_has_section)
UnmapViewOfFile(::hookman); UnmapViewOfFile(::hookman);