/*
* DoSendString - actually sends a string to the X Window having input focus
*
* The main task of this function is to convert the ascii char values
* into X KeyCodes. But they need to be converted to X KeySyms first
* and then to the keycodes. The KeyCodes can have any random values
* and are not contiguous like the ascii values are.
*
* Some escape sequences can be converted to the appropriate KeyCodes
* by this function. See the code below for details
*/
void CKeySendImpl::DoSendString(const StringX& str, unsigned delayMS, bool emulateMods)
{
atGlobals.error_detected = false;
atGlobals.errorString[0] = 0;
AutotypeEvent event(m_display);
// convert all the chars into keycodes and required shift states first
// Abort if any of the characters cannot be converted
typedef std::vector<KeyPressInfo> KeyPressInfoVector;
KeyPressInfoVector keypresses;
for (StringX::const_iterator srcIter = str.begin(); srcIter != str.end(); ++srcIter) {
//throw away 'vertical tab' chars which are only used on Windows to send a shift+tab
//as a workaround for some issues with IE
if (*srcIter == _T('\v'))
continue;
//Try a regular conversion first
KeySym sym = wchar2keysym(*srcIter);
if (NoSymbol != sym) {
KeyPressInfo keypress = {0, 0};
if ((keypress.code = XKeysymToKeycode(event.display, sym)) != 0) {
//non-zero return value implies sym -> code was successful
keypress.state |= CalcModifiersForKeysym(keypress.code, sym, event.display);
keypresses.push_back(keypress);
}
else {
const char* symStr = XKeysymToString(sym);
snprintf(atGlobals.errorString, NumberOf(atGlobals.errorString),
"Could not get keycode for key char(%s) - sym(%#X) - str(%s). Aborting autotype.\n\nIf \'xmodmap -pk\' does not list this KeySym, you probably need to install an appropriate keyboard layout.",
wchar2bytes(*srcIter).str(), static_cast<int>(sym), symStr ? symStr : "NULL");
atGlobals.error_detected = True;
return;
}
}
else {
snprintf(atGlobals.errorString, NumberOf(atGlobals.errorString),
"Cannot convert '%s' [U+%04X] to keysym. Aborting autotype", wchar2bytes(*srcIter).str(), int(*srcIter));
atGlobals.error_detected = True;
return;
}
}
m_method->EmulateMods(emulateMods);
for (KeyPressInfoVector::const_iterator itr = keypresses.begin(); itr != keypresses.end()
&& !atGlobals.error_detected; ++itr) {
event.keycode = itr->code;
event.state = itr->state;
event.time = CurrentTime;
(*m_method)(event);
pws_os::sleep_ms(delayMS);
}
}
StringX CPasswordCharPool::MakePassword() const
{
// We don't care if the policy is inconsistent e.g.
// number of lower case chars > 1 + make pronounceable
// The individual routines (normal, hex, pronounceable) will
// ignore what they don't need.
// Saves an awful amount of bother with setting values to zero and
// back as the user changes their minds!
ASSERT(m_pwlen > 0);
ASSERT(m_uselowercase || m_useuppercase || m_usedigits ||
m_usesymbols || m_usehexdigits || m_pronounceable);
// pronounceable and hex passwords are handled separately:
if (m_pronounceable)
return MakePronounceable();
if (m_usehexdigits)
return MakeHex();
vector<typeFreq_s> typeFreqs;
if (m_uselowercase)
typeFreqs.push_back(typeFreq_s(this, LOWERCASE, m_numlowercase));
if (m_useuppercase)
typeFreqs.push_back(typeFreq_s(this, UPPERCASE, m_numuppercase));
if (m_usedigits)
typeFreqs.push_back(typeFreq_s(this, DIGIT, m_numdigits));
if (m_usesymbols)
typeFreqs.push_back(typeFreq_s(this, SYMBOL, m_numsymbols));
// Sort requested char type in decreasing order
// of requested (at least) frequency:
sort(typeFreqs.begin(), typeFreqs.end(),
[](const typeFreq_s &a, const typeFreq_s &b)
{
return a.numchars > b.numchars;
});
StringX temp;
// First meet the 'at least' constraints
for (auto iter = typeFreqs.begin(); iter != typeFreqs.end(); iter++)
for (uint j = 0; j < iter->numchars; j++) {
if (!iter->vchars.empty()) {
temp.push_back(iter->vchars.back());
iter->vchars.pop_back();
if (temp.length() == m_pwlen)
goto do_shuffle; // break out of two loops, goto needed
}
}
// Now fill in the rest
while (temp.length() != m_pwlen) {
uint i = PWSrand::GetInstance()->RangeRand(typeFreqs.size());
if (!typeFreqs[i].vchars.empty()) {
temp.push_back(typeFreqs[i].vchars.back());
typeFreqs[i].vchars.pop_back();
if (temp.length() == m_pwlen)
goto do_shuffle; // break out of two loops, goto needed
}
}
do_shuffle:
// If 'at least' values were non-zero, we have some unwanted order,
// se we mix things up a bit:
RandomWrapper rnw;
random_shuffle(temp.begin(), temp.end(), rnw);
ASSERT(temp.length() == size_t(m_pwlen));
return temp;
}
void CKeySend::SendString(const StringX &data)
{
for (StringX::const_iterator iter = data.begin();
iter != data.end(); iter++)
m_impl->SendChar(*iter);
}
