extern DLLSERVER_API bool decompressResource(size32_t len, const void *data, StringBuffer &result)
{
bool hasVersion = len && (*(const byte *)data == 0x80);
MemoryBuffer src;
src.setBuffer(len, const_cast<void *>(data), false);
byte version = 1;
if (hasVersion)
{
src.skip(1);
src.read(version);
}
MemoryBuffer tgt;
switch (version)
{
case 1:
decompressToBuffer(tgt, src);
break;
default:
throwUnexpected();
}
tgt.append((char)0);
unsigned expandedLen = tgt.length();
result.setBuffer(expandedLen, reinterpret_cast<char *>(tgt.detach()), expandedLen-1);
return true;
}
size32_t aesDecryptWithRSAEncryptedKey(MemoryBuffer &out, size32_t inSz, const void *inBytes, const CLoadedKey &privateKey)
{
MemoryBuffer in;
in.setBuffer(inSz, (void *)inBytes, false);
// read encrypted AES key
size32_t encryptedAESKeySz;
in.read(encryptedAESKeySz);
MemoryBuffer aesKey;
size32_t decryptedAesKeySz = privateKeyDecrypt(aesKey, encryptedAESKeySz, in.readDirect(encryptedAESKeySz), privateKey);
if (decryptedAesKeySz != aesMaxKeySize)
throw makeStringException(0, "aesDecryptWithRSAEncryptedKey - invalid input");
unsigned iVPos = in.getPos(); // read directly further down
in.skip(aesBlockSize);
size32_t aesEncryptedSz;
in.read(aesEncryptedSz);
return aesDecrypt(out, aesEncryptedSz, in.readDirect(aesEncryptedSz), aesMaxKeySize, (const char *)aesKey.bytes(), (const char *)in.bytes()+iVPos);
}
extern DLLSERVER_API bool decompressResource(size32_t len, const void *data, MemoryBuffer &result)
{
bool hasVersion = len && (*(const byte *)data == 0x80);
MemoryBuffer src;
src.setBuffer(len, const_cast<void *>(data), false);
byte version = 1;
if (hasVersion)
{
src.skip(1);
src.read(version);
}
switch (version)
{
case 1:
decompressToBuffer(result, src);
break;
default:
throwUnexpected();
}
return true;
}
