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#include "stdafx.h"
#pragma comment(lib, "crypt32.lib")
WORD CSteamProto::SteamToMirandaStatus(int state)
{
switch (state)
{
case 0: //Offline
return ID_STATUS_OFFLINE;
case 1: //Online
return ID_STATUS_ONLINE;
case 2: //Busy
return ID_STATUS_DND;
case 3: //Away
return ID_STATUS_AWAY;
case 4: //Snoozing
return ID_STATUS_NA;
case 5: //Looking to trade
return ID_STATUS_OUTTOLUNCH;
case 6: //Looking to play
return ID_STATUS_FREECHAT;
default:
return ID_STATUS_ONLINE;
}
}
int CSteamProto::MirandaToSteamState(int status)
{
switch (status)
{
case ID_STATUS_OFFLINE:
return 0; //Offline
case ID_STATUS_ONLINE:
return 1; //Online
case ID_STATUS_DND:
return 2; //Busy
case ID_STATUS_AWAY:
return 3; //Away
case ID_STATUS_NA:
return 4; //Snoozing
case ID_STATUS_OUTTOLUNCH:
return 5; //Looking to trade
case ID_STATUS_FREECHAT:
return 6; //Looking to play
default:
return 1;
}
}
int CSteamProto::RsaEncrypt(const char *pszModulus, DWORD &exponent, const char *data, BYTE *encryptedData, DWORD &encryptedSize)
{
DWORD cchModulus = (DWORD)mir_strlen(pszModulus);
int result = 0;
BYTE *pbBuffer = nullptr;
BYTE *pKeyBlob = nullptr;
HCRYPTKEY phKey = 0;
HCRYPTPROV hCSP = 0;
// convert hex string to byte array
DWORD cbLen = 0, dwSkip = 0, dwFlags = 0;
if (!CryptStringToBinaryA(pszModulus, cchModulus, CRYPT_STRING_HEX, nullptr, &cbLen, &dwSkip, &dwFlags))
{
result = GetLastError();
goto exit;
}
// allocate a new buffer.
pbBuffer = (BYTE*)malloc(cbLen);
if (!CryptStringToBinaryA(pszModulus, cchModulus, CRYPT_STRING_HEX, pbBuffer, &cbLen, &dwSkip, &dwFlags))
{
result = GetLastError();
goto exit;
}
// reverse byte array, because of microsoft
for (int i = 0; i < (int)(cbLen / 2); ++i)
{
BYTE temp = pbBuffer[cbLen - i - 1];
pbBuffer[cbLen - i - 1] = pbBuffer[i];
pbBuffer[i] = temp;
}
if (!CryptAcquireContext(&hCSP, nullptr, nullptr, PROV_RSA_AES, CRYPT_SILENT) &&
!CryptAcquireContext(&hCSP, nullptr, nullptr, PROV_RSA_AES, CRYPT_SILENT | CRYPT_NEWKEYSET))
{
result = GetLastError();
goto exit;
}
// Move the key into the key container.
DWORD cbKeyBlob = sizeof(PUBLICKEYSTRUC) + sizeof(RSAPUBKEY) + cbLen;
pKeyBlob = (BYTE*)malloc(cbKeyBlob);
// Fill in the data.
PUBLICKEYSTRUC *pPublicKey = (PUBLICKEYSTRUC*)pKeyBlob;
pPublicKey->bType = PUBLICKEYBLOB;
pPublicKey->bVersion = CUR_BLOB_VERSION; // Always use this value.
pPublicKey->reserved = 0; // Must be zero.
pPublicKey->aiKeyAlg = CALG_RSA_KEYX; // RSA public-key key exchange.
// The next block of data is the RSAPUBKEY structure.
RSAPUBKEY *pRsaPubKey = (RSAPUBKEY*)(pKeyBlob + sizeof(PUBLICKEYSTRUC));
pRsaPubKey->magic = 0x31415352; // RSA1 // Use public key
pRsaPubKey->bitlen = cbLen * 8; // Number of bits in the modulus.
pRsaPubKey->pubexp = exponent; // Exponent.
// Copy the modulus into the blob. Put the modulus directly after the
// RSAPUBKEY structure in the blob.
BYTE *pKey = (BYTE*)(((BYTE *)pRsaPubKey) + sizeof(RSAPUBKEY));
//pKeyBlob + sizeof(BLOBHEADER)+ sizeof(RSAPUBKEY);
memcpy(pKey, pbBuffer, cbLen);
// Now import public key
if (!CryptImportKey(hCSP, pKeyBlob, cbKeyBlob, 0, 0, &phKey))
{
result = GetLastError();
goto exit;
}
DWORD dataSize = (DWORD)mir_strlen(data);
// if data is not allocated just renurn size
if (encryptedData == nullptr)
{
// get length of encrypted data
if (!CryptEncrypt(phKey, 0, TRUE, 0, nullptr, &encryptedSize, dataSize))
result = GetLastError();
goto exit;
}
// encrypt password
memcpy(encryptedData, data, dataSize);
if (!CryptEncrypt(phKey, 0, TRUE, 0, encryptedData, &dataSize, encryptedSize))
{
result = GetLastError();
goto exit;
}
// reverse byte array again
for (int i = 0; i < (int)(encryptedSize / 2); ++i)
{
BYTE temp = encryptedData[encryptedSize - i - 1];
encryptedData[encryptedSize - i - 1] = encryptedData[i];
encryptedData[i] = temp;
}
exit:
if (pKeyBlob)
free(pKeyBlob);
if (phKey)
CryptDestroyKey(phKey);
if (pbBuffer)
free(pbBuffer);
if (hCSP)
CryptReleaseContext(hCSP, 0);
return 0;
}
void CSteamProto::ShowNotification(const wchar_t *caption, const wchar_t *message, int flags, MCONTACT hContact)
{
if (Miranda_IsTerminated())
return;
if (ServiceExists(MS_POPUP_ADDPOPUPT) && db_get_b(NULL, "Popup", "ModuleIsEnabled", 1))
{
POPUPDATAT ppd = { 0 };
ppd.lchContact = hContact;
wcsncpy(ppd.lpwzContactName, caption, MAX_CONTACTNAME);
wcsncpy(ppd.lpwzText, message, MAX_SECONDLINE);
ppd.lchIcon = IcoLib_GetIcon(MODULE"_main");
if (!PUAddPopupT(&ppd))
return;
}
MessageBox(nullptr, message, caption, MB_OK | flags);
}
void CSteamProto::ShowNotification(const wchar_t *message, int flags, MCONTACT hContact)
{
ShowNotification(_A2W(MODULE), message, flags, hContact);
}
INT_PTR __cdecl CSteamProto::OnGetEventTextChatStates(WPARAM pEvent, LPARAM datatype)
{
// Retrieves a chat state description from an event
DBEVENTINFO *dbei = (DBEVENTINFO *)pEvent;
if (dbei->cbBlob > 0) {
if (dbei->pBlob[0] == STEAM_DB_EVENT_CHATSTATES_GONE) {
if (datatype == DBVT_WCHAR)
return (INT_PTR)mir_wstrdup(TranslateT("closed chat session"));
return (INT_PTR)mir_strdup(Translate("closed chat session"));
}
}
return NULL;
}
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