Textractor/vnr/texthook/host/textthread.cc

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// textthread.cc
// 8/24/2013 jichi
// Branch IHF/TextThread.cpp, rev 133
// 8/24/2013 TODO: Clean up this file
#ifdef _MSC_VER
# pragma warning (disable:4100) // C4100: unreference formal parameter
#endif // _MSC_VER
#include "settings.h"
#include "textthread.h"
//#include "wintimer/wintimer.h"
#include "vnrhook/include/const.h"
#include "ithsys/ithsys.h"
#include <stdio.h>
MK_BASIC_TYPE(BYTE)
MK_BASIC_TYPE(ThreadParameter)
static DWORD MIN_DETECT = 0x20;
static DWORD MIN_REDETECT = 0x80;
//#define MIN_DETECT 0x20
//#define MIN_REDETECT 0x80
#ifndef CURRENT_SELECT
# define CURRENT_SELECT 0x1000
#endif
#ifndef REPEAT_NUMBER_DECIDED
# define REPEAT_NUMBER_DECIDED 0x2000
#endif
DWORD GetHookName(LPSTR str, DWORD pid, DWORD hook_addr,DWORD max);
extern Settings *settings;
extern HWND dummyWindow;
void CALLBACK NewLineBuff(HWND hwnd, UINT uMsg, UINT_PTR idEvent, DWORD dwTime)
{
KillTimer(hwnd,idEvent);
TextThread *id=(TextThread*)idEvent;
if (id->Status()&CURRENT_SELECT)
//texts->SetLine();
id->CopyLastToClipboard();
id->SetNewLineFlag();
}
// jichi 10/27/2013: removed
//void CALLBACK NewLineConsole(HWND hwnd, UINT uMsg, UINT_PTR idEvent, DWORD dwTime)
//{
// KillTimer(hwnd,idEvent);
// TextThread *id=(TextThread*)idEvent;
// if (id->Status()&USING_UNICODE)
// id->AddText((BYTE*)L"\r\n",4,true,true);
// if (id->Status()&CURRENT_SELECT)
// {
// //texts->SetLine();
// }
//}
// jichi 10/27/2013: removed
//void ReplaceSentence(BYTE* text, int len)
//{
// __asm int 3
//}
TextThread::TextThread(DWORD id, DWORD hook, DWORD retn, DWORD spl, WORD num) :
//,tp
thread_number(num)
// jichi 9/21/2013: zero all fields
, link_number(-1)
, last (0)
, align_space(0)
, repeat_single(0)
, repeat_single_current(0)
, repeat_single_count(0)
, repeat_detect_count(0)
, head(new RepeatCountNode())
, link(nullptr)
//, filter(nullptr)
, output(nullptr)
, app_data(nullptr)
//, comment(nullptr)
, thread_string(nullptr)
, timer(0)
, status (0)
, repeat_detect_limit(0x80)
, last_sentence(0)
, prev_sentence(0)
, sentence_length(0)
, repeat_index(0)
, last_time(0)
// , tp({id, hook, retn, spl})
{
tp.pid = id;
tp.hook = hook;
tp.retn = retn;
tp.spl = spl;
//head = new RepeatCountNode;
//::memset(head, 0, sizeof(RepeatCountNode)); // jichi 9/21/2013: zero memory
//link_number = -1;
//repeat_detect_limit = 0x80;
//filter = nullptr;
//output = nullptr;
}
TextThread::~TextThread()
{
//KillTimer(dummyWindow,timer);
RepeatCountNode *t = head,
*tt;
while (t) {
tt = t;
t = tt->next;
delete tt;
}
head = nullptr;
//if (comment) {
// delete[] comment;
// comment = nullptr;
//}
if (thread_string)
delete[] thread_string;
}
void TextThread::Reset()
{
//timer=0;
last_sentence = 0;
//if (comment) {
// delete[] comment;
// comment = nullptr;
//}
MyVector::Reset();
}
void TextThread::RemoveSingleRepeatAuto(const BYTE *con, int &len)
{
#ifdef ITH_DISABLE_REPEAT // jichi 9/28/2013: only for debugging purpose
return;
#endif // ITH_DISABLE_REPEAT
WORD *text = (WORD *)con;
if (len <= 2) {
if (repeat_single) {
if (repeat_single_count<repeat_single&&
last == *text) {
len = 0;
repeat_single_count++;
} else {
last = *text;
repeat_single_count=0;
}
}
if (status & REPEAT_NUMBER_DECIDED) {
if (++repeat_detect_count>MIN_REDETECT) {
repeat_detect_count = 0;
status ^= REPEAT_NUMBER_DECIDED;
last = 0;
RepeatCountNode *t = head,
*tt;
while (t) {
tt = t;
t = tt->next;
delete tt;
}
head = new RepeatCountNode;
::memset(head, 0, sizeof(RepeatCountNode)); // jichi 9/21/2013: zero memory
}
} else {
repeat_detect_count++;
if (last == *text)
repeat_single_current++;
else {
if (last == 0) {
last = *text;
return;
}
if (repeat_single_current == 0) {
status |= REPEAT_NUMBER_DECIDED;
repeat_single = 0;
return;
}
last = *text;
RepeatCountNode *it = head;
if (repeat_detect_count > MIN_DETECT) {
while (it = it->next)
if (it->count>head->count) {
head->count=it->count;
head->repeat=it->repeat;
}
repeat_single = head->repeat;
repeat_single_current = 0;
repeat_detect_count = 0;
status |= REPEAT_NUMBER_DECIDED;
DWORD repeat_sc = repeat_single*4;
if (repeat_sc > MIN_DETECT) {
MIN_DETECT <<= 1;
MIN_REDETECT <<= 1;
}
} else {
bool flag=true;
while (it) {
if (it->repeat == repeat_single_current) {
it->count++;
flag = false;
break;
}
it=it->next;
}
if (flag) {
RepeatCountNode *n = new RepeatCountNode;
n->count = 1;
n->repeat = repeat_single_current;
n->next = head->next;
head->next = n;
}
repeat_single_current = 0;
} //Decide repeat_single
} //Check Repeat
} //repeat_single decided?
} //len
else {
status |= REPEAT_NUMBER_DECIDED;
repeat_single = 0;
}
}
void TextThread::RemoveSingleRepeatForce(BYTE *con,int &len)
{
// jichi 9/1/2013: manual repetition count removed
WORD *text = (WORD *)con;
//if (repeat_single_count<setman->GetValue(SETTING_REPEAT_COUNT)&&last==*text) {
// len=0;
// repeat_single_count++;
//}
//else
{
last = *text;
repeat_single_count=0;
}
}
void TextThread::RemoveCyclicRepeat(BYTE* &con, int &len)
{
DWORD current_time = GetTickCount();
if (status & REPEAT_SUPPRESS) {
if (current_time - last_time < (unsigned)settings->splittingInterval &&
::memcmp(storage + last_sentence + repeat_index, con, len) == 0) {
repeat_index += len;
if (repeat_index>=sentence_length)
repeat_index -= sentence_length;
len = 0;
} else {
repeat_index = 0;
status &= ~REPEAT_SUPPRESS;
}
} else if (status & REPEAT_DETECT) {
if (::memcmp(storage + last_sentence + repeat_index, con, len) == 0) {
int half_length=repeat_index+len;
if (::memcmp(storage + last_sentence, storage + last_sentence + half_length, repeat_index) == 0) {
len=0;
sentence_length=half_length;
status&=~REPEAT_DETECT;
status|=REPEAT_SUPPRESS;
// jichi 10/27/2013: Not used
//if (status&CURRENT_SELECT)
// ReplaceSentence(storage+last_sentence+half_length,repeat_index);
ClearMemory(last_sentence+half_length,repeat_index);
used-=repeat_index;
repeat_index=0;
}
else
repeat_index += len;
}
else {
repeat_index=0;
status &= ~REPEAT_DETECT;
}
} else {
if (sentence_length == 0)
return;
else if (len <= (int)sentence_length) {
if (memcmp(storage + last_sentence, con, len) == 0) {
status |= REPEAT_DETECT;
repeat_index = len;
if (repeat_index == sentence_length) {
repeat_index = 0;
len = 0;
}
} else if (sentence_length > repeat_detect_limit) {
if (len > 2) {
DWORD u = used;
while (memcmp(storage + u - len, con, len) == 0)
u -= len;
ClearMemory(u, used - u);
used = u;
repeat_index = 0;
// jichi 10/27/2013: Not used
//if (status & CURRENT_SELECT)
// ReplaceSentence(storage + last_sentence, used - u);
status |= REPEAT_SUPPRESS;
len = 0;
} else if (len <= 2)
{
WORD tmp = *(WORD *)(storage + last_sentence);
DWORD index, last_index, tmp_len;
index = used-len;
if (index < last_sentence)
index = last_sentence;
//Locate position of current input.
_again:
*(WORD *)(storage+last_sentence) = *(WORD *)con;
while (*(WORD *)(storage + index) != *(WORD *)con)
index--;
*(WORD *)(storage + last_sentence) = tmp;
if (index > last_sentence) {
tmp_len = used - index;
if (tmp_len <= 2) {
repeat_detect_limit += 0x40;
last_time = current_time;
return;
}
if (index - last_sentence >= tmp_len &&
memcmp(storage + index - tmp_len, storage + index, tmp_len) == 0) {
repeat_detect_limit = 0x80;
sentence_length =tmp_len;
index -= tmp_len;
while (memcmp(storage + index - sentence_length, storage + index, sentence_length) == 0)
index -= sentence_length;
repeat_index = 2;
len = 0;
last_index = index;
if (status&USING_UNICODE) {
while (storage[index] == storage[index + sentence_length])
index -= 2;
index += 2;
while (true) {
tmp = *(WORD *)(storage + index);
if (tmp >= 0x3000 && tmp < 0x3020)
index += 2;
else
break;
}
} else {
DWORD last_char_len;
while (storage[index] == storage[index + sentence_length]) {
last_char_len = LeadByteTable[storage[index]];
index -= last_char_len;
}
index += last_char_len;
while (storage[index] == 0x81) {
if ((storage[index+1]>>4) == 4)
index += 2;
else
break;
}
}
repeat_index += last_index - index;
status |= REPEAT_SUPPRESS;
last_sentence = index;
index += sentence_length;
// jichi 10/27/2013: Not used
//if (status&CURRENT_SELECT)
// ReplaceSentence(storage + index, used - index);
ClearMemory(index, used - index);
//memset(storage + index, 0, used - index);
used = index;
} else {
index--;
goto _again;
}
}
else
repeat_detect_limit += 0x40;
}
}
}
}
last_time = current_time;
}
void TextThread::ResetRepeatStatus()
{
last=0;
repeat_single=0;
repeat_single_current=0;
repeat_single_count=0;
repeat_detect_count=0;
RepeatCountNode *t = head->next,
*tt;
while (t) {
tt = t;
t = tt->next;
delete tt;
}
//head=new RepeatCountNode;
head->count = head->repeat = 0;
status &= ~REPEAT_NUMBER_DECIDED;
}
void TextThread::AddLineBreak()
{
if (sentence_length == 0) return;
if (status&BUFF_NEWLINE)
{
prev_sentence=last_sentence;
sentence_length=0;
if (status & USING_UNICODE)
AddToStore((BYTE *)L"\r\n\r\n", 8);
else
AddToStore((BYTE *)"\r\n\r\n", 4);
if (output)
output(this, 0, 8, TRUE, app_data, false); // jichi 10/27/2013: space is false
last_sentence = used;
status &= ~BUFF_NEWLINE;
}
}
void TextThread::AddText(const BYTE *con, int len, bool new_line, bool space)
{
if (!con || (len <= 0 && !space))
return;
if (len && !new_line) {
// jichi 9/1/2013: manual repetition count removed
//if (setman->GetValue(SETTING_REPEAT_COUNT)) {
// status|=REPEAT_NUMBER_DECIDED;
// RemoveSingleRepeatForce(con,len);
//}
//else
RemoveSingleRepeatAuto(con, len);
if (len <= 0 && !space)
return;
}
// jichi 9/1/2013: manual repetition count removed
//if(setman->GetValue(SETTING_CYCLIC_REMOVE)) {
// //if (status & REPEAT_NUMBER_DECIDED)
// RemoveCyclicRepeat(con,len);
//}
//if (len <= 0)
// return;
// jichi 10/27/2013: User-defined filter callback is disabled
//if (filter)
// len = filter(this, con,len, new_line, app_data);
//if (len <= 0)
// return;
if (len && sentence_length == 0) {
if (status & USING_UNICODE) {
if (*(WORD *)con == 0x3000) { // jichi 10/27/2013: why skip unicode space?!
con += 2;
len -= 2;
}
} else if (*(WORD *)con == 0x4081) {
con += 2;
len -= 2;
}
if (len <= 0 && !space)
return;
}
if (status & BUFF_NEWLINE)
AddLineBreak();
if (len)
if (new_line) {
prev_sentence = last_sentence;
last_sentence = used + 4;
if (status & USING_UNICODE)
last_sentence += 4;
sentence_length = 0;
} else {
SetNewLineTimer();
if (link) {
const BYTE *send = con;
int l = len;
if (status & USING_UNICODE) { // Although unlikely, a thread and its link may have different encoding.
if ((link->Status() & USING_UNICODE) == 0) {
send = new BYTE[l];
//::memset(send, 0, l); // jichi 9/26/2013: zero memory
l = WC_MB((LPWSTR)con, (char *)send);
}
link->AddTextDirect(send, l, space);
} else {
if (link->Status() & USING_UNICODE) {
size_t sz = len * 2 + 2;
send = new BYTE[sz];
//::memset(send, 0, sz); // jichi 9/26/2013: zero memory
l = MB_WC((char *)con, (LPWSTR)send) << 1;
}
link->AddTextDirect(send, l, space);
}
link->SetNewLineTimer();
if (send != con)
delete[] send;
}
sentence_length += len;
}
BYTE *data = const_cast<BYTE *>(con); // jichi 10/27/2013: TODO: Figure out where con is modified
if (output)
len = output(this, data, len, new_line, app_data, space);
if (AddToStore(data, len)) {
//sentence_length += len;
/*ResetRepeatStatus();
last_sentence=0;
prev_sentence=0;
sentence_length=len;
repeat_index=0;
status&=~REPEAT_DETECT|REPEAT_SUPPRESS; */
}
}
void TextThread::AddTextDirect(const BYTE* con, int len, bool space) // Add to store directly, penetrating repetition filters.
{
// jichi 10/27/2013: Accordig to the logic, both len and con must be > 0
if (status & BUFF_NEWLINE)
AddLineBreak();
//SetNewLineTimer();
if (link) {
const BYTE *send = con;
int l = len;
if (status & USING_UNICODE) {
if ((link->Status()&USING_UNICODE) == 0) {
send = new BYTE[l];
//::memset(send, 0, l); // jichi 9/26/2013: zero memory
l = WC_MB((LPWSTR)con,(char*)send);
}
link->AddText(send, l, false, space); // new_line is false
} else {
if (link->Status()&USING_UNICODE) {
size_t sz = len * 2 + 2;
send = new BYTE[sz];
//::memset(send, 0, sz); // jichi 9/26/2013: zero memory
l = MB_WC((char *)con, (LPWSTR)send) << 1;
}
link->AddText(send, l, false, space); // new_line is false
}
link->SetNewLineTimer();
if (send != con)
delete[] send;
}
sentence_length += len;
BYTE *data = const_cast<BYTE *>(con); // jichi 10/27/2013: TODO: Figure out where con is modified
if (output)
len = output(this, data, len, false, app_data, space);
AddToStore(data, len);
}
DWORD TextThread::GetEntryString(LPSTR str, DWORD max)
{
DWORD len = 0;
if (str && max > 0x40) {
max--;
if (thread_string) {
len = ::strlen(thread_string);
len = len < max ? len : max;
memcpy(str, thread_string, len);
str[len] = 0;
} else {
len = ::sprintf(str, "%.4X:%.4d:0x%08X:0x%08X:0x%08X:",
2018-05-23 04:31:21 -04:00
thread_number, tp.pid, tp.hook, tp.retn, tp.spl);
len += GetHookName(str + len, tp.pid, tp.hook, max - len);
thread_string = new char[len + 1];
//::memset(thread_string, 0, (len+1) * sizeof(wchar_t)); // jichi 9/26/2013: zero memory
thread_string[len] = 0;
::memcpy(thread_string, str, len);
}
//if (comment) {
// str += len;
// max--;
// DWORD cl = wcslen(comment);
// if (len + cl >= max)
// cl = max - len;
// *str++ = L'-';
// memcpy(str, comment, cl << 1);
// str[cl] = 0;
// len += cl;
//}
}
return len;
}
// jichi 9/28/2013: removed
//void TextThread::CopyLastSentence(LPWSTR str)
//{
// int i,j,l;
// if (status&USING_UNICODE)
// {
// if (used>8)
// {
// j=used>0xF0?(used-0xF0):0;
// for (i=used-0xA;i>=j;i-=2)
// {
// if (*(DWORD*)(storage+i)==0xA000D) break;
// }
// if (i>=j)
// {
// l=used-i;
// if (i>j) l-=4;
// j=4;
// }
// else
// {
// i+=2;
// l=used-i;
// j=0;
// }
// memcpy(str,storage+i+j,l);
// str[l>>1]=0;
// }
// else
// {
// memcpy(str,storage,used);
// str[used>>1]=0;
// }
// }
// else
// {
// if (used>4)
// {
// j=used>0x80?(used-0x80):0;
// for (i=used-5;i>=j;i--)
// {
// if (*(DWORD*)(storage+i)==0xA0D0A0D) break;
// }
// if (i>=j)
// {
// l=used-i;
// if (i>j) l-=4;
// j=4;
// }
// else
// {
// i++;
// l=used-i;
// j=0;
// }
// size_t sz = (l|0xF) + 1;
// char *buff = new char[sz];
// //memset(buff, 0, sz); // jichi 9/26/2013: zero memory
// memcpy(buff, storage + i + j, l);
// buff[l] = 0;
// str[MB_WC(buff, str)] = 0;
// delete[] buff;
// } else {
// storage[used] = 0;
// str[MB_WC((char *)storage, str)] = 0;
// }
// }
//}
static char clipboard_buffer[0x400];
// jichi 8/25/2013: clipboard removed
void CopyToClipboard(void* str,bool unicode, int len)
{
if (settings->clipboardFlag && str && len > 0)
{
int size=(len*2|0xF)+1;
if (len>=1022) return;
memcpy(clipboard_buffer,str,len);
*(WORD*)(clipboard_buffer+len)=0;
HGLOBAL hCopy;
LPWSTR copy;
if (OpenClipboard(0))
{
if (hCopy=GlobalAlloc(GMEM_MOVEABLE,size))
{
if (copy=(LPWSTR)GlobalLock(hCopy))
{
if (unicode)
{
memcpy(copy,clipboard_buffer,len+2);
}
else
copy[MB_WC(clipboard_buffer,copy)]=0;
GlobalUnlock(hCopy);
EmptyClipboard();
SetClipboardData(CF_UNICODETEXT,hCopy);
}
}
CloseClipboard();
}
}
}
void TextThread::CopyLastToClipboard()
{
// jichi 8/25/2013: clipboard removed
CopyToClipboard(storage+last_sentence,(status&USING_UNICODE)>0,used-last_sentence);
}
//void TextThread::ResetEditText()
//{
// //__asm int 3;
// WCHAR str[0x20];
// swprintf(str,L"%.8X",_ReturnAddress());
//}
// jichi 9/25/2013: Removed
//void TextThread::ExportTextToFile(LPWSTR) //filename)
//{
// HANDLE hFile=IthCreateFile(filename,FILE_WRITE_DATA,0,FILE_OPEN_IF);
// if (hFile==INVALID_HANDLE_VALUE) return;
// EnterCriticalSection(&cs_store);
// IO_STATUS_BLOCK ios;
// LPVOID buffer=storage;
// DWORD len=used;
// BYTE bom[4]={0xFF,0xFE,0,0};
// LARGE_INTEGER offset={2,0};
// if ((status&USING_UNICODE)==0)
// {
// len=MB_WC_count((char*)storage,used);
// buffer = new wchar_t[len+1];
// MB_WC((char*)storage,(wchar_t*)buffer);
// len<<=1;
// }
// NtWriteFile(hFile,0,0,0,&ios,bom,2,0,0);
// NtWriteFile(hFile,0,0,0,&ios,buffer,len,&offset,0);
// NtFlushBuffersFile(hFile,&ios);
// if (buffer !=storage)
// delete[] buffer;
// NtClose(hFile);
// LeaveCriticalSection(&cs_store);
//}
//void TextThread::SetComment(LPWSTR str)
//{
// if (comment)
// delete[] comment;
// size_t sz = wcslen(str);
// comment = new wchar_t[sz + 1];
// comment[sz] = 0;
// wcscpy(comment, str);
//}
void TextThread::SetNewLineFlag() { status |= BUFF_NEWLINE; }
bool TextThread::CheckCycle(TextThread* start)
{
if (link==start||this==start) return true;
if (link==0) return false;
return link->CheckCycle(start);
}
void TextThread::SetNewLineTimer()
{
if (thread_number == 0)
// jichi 10/27/2013: Not used
timer = 0; //SetTimer(dummyWindow,(UINT_PTR)this, settings->splittingInterval, NewLineConsole);
else
timer = SetTimer(dummyWindow, (UINT_PTR)this, settings->splittingInterval, NewLineBuff);
}
DWORD TextThread::GetThreadString(LPSTR str, DWORD max)
{
DWORD len = 0;
if (max) {
char buffer[0x200];
char c;
if (thread_string == nullptr)
GetEntryString(buffer, 0x200); //This will allocate thread_string.
LPSTR end = thread_string;
for (; *end; end++);
c = thread_string[0];
thread_string[0] = ':';
LPSTR p1 = end;
for (; *p1 != ':'; p1--);
thread_string[0] = c;
if (p1 == thread_string)
return 0;
p1++;
len = end - p1;
if (len >= max)
len = max - 1;
::memcpy(str, p1, len);
str[len] = 0;
}
return len;
}
void TextThread::UnLinkAll()
{
if (link) link->UnLinkAll();
link = 0;
link_number = -1;
}
// EOF