size_t Variant::deserialize(const unsigned char *buffer, size_t size)
{
if (buffer != NULL && size > 0)
{
Variant::Type type = static_cast<Variant::Type>(*buffer);
++buffer;
switch (type)
{
case UINT8:
{
typedef uint8_t Type;
if ((size - 1) < sizeof(Type))
return 0;
else
{
setUint8(static_cast<Type>(*buffer));
size = sizeof(Type) + 1;
}
break;
}
case INT8:
{
typedef uint8_t Type;
if ((size - 1) < sizeof(Type))
return 0;
else
{
setInt8(static_cast<Type>(*buffer));
size = sizeof(Type) + 1;
}
break;
}
case UINT16:
{
typedef uint16_t Type;
if ((size - 1) < sizeof(Type))
return 0;
else
{
setUint16(ntohs(*reinterpret_cast<const Type *>(buffer)));
size = sizeof(Type) + 1;
}
break;
}
case INT16:
{
typedef int16_t Type;
if ((size - 1) < sizeof(Type))
return 0;
else
{
setInt16(ntohs(*reinterpret_cast<const Type *>(buffer)));
size = sizeof(Type) + 1;
}
break;
}
case UINT32:
{
typedef uint32_t Type;
if ((size - 1) < sizeof(Type))
return 0;
else
{
setUint32(ntohl(*reinterpret_cast<const Type *>(buffer)));
size = sizeof(Type) + 1;
}
break;
}
case INT32:
{
typedef int32_t Type;
if ((size - 1) < sizeof(Type))
return 0;
else
{
setInt32(ntohl(*reinterpret_cast<const Type *>(buffer)));
size = sizeof(Type) + 1;
}
break;
}
case UINT64:
{
typedef uint64_t Type;
if ((size - 1) < sizeof(Type))
return 0;
else
{
setUint64(ntohll(*reinterpret_cast<const Type *>(buffer)));
size = sizeof(Type) + 1;
}
break;
}
case INT64:
{
typedef int64_t Type;
if ((size - 1) < sizeof(Type))
return 0;
else
{
setInt64(ntohll(*reinterpret_cast<const Type *>(buffer)));
size = sizeof(Type) + 1;
}
break;
}
case FLOAT:
{
typedef uint32_t Type;
if ((size - 1) < sizeof(Type))
return 0;
else
{
setFloat(ntohf(*reinterpret_cast<const Type *>(buffer)));
size = sizeof(Type) + 1;
}
break;
}
case DOUBLE:
{
typedef uint64_t Type;
if ((size - 1) < sizeof(Type))
return 0;
else
{
setDouble(ntohd(*reinterpret_cast<const Type *>(buffer)));
size = sizeof(Type) + 1;
}
break;
}
case BOOL:
{
typedef bool Type;
if ((size - 1) < sizeof(Type))
return 0;
else
{
setBool(*reinterpret_cast<const Type *>(buffer));
size = sizeof(Type) + 1;
}
break;
}
case CHAR:
{
typedef char Type;
if ((size - 1) < sizeof(Type))
return 0;
else
{
setChar(*reinterpret_cast<const Type *>(buffer));
size = sizeof(Type) + 1;
}
break;
}
case STRING:
{
typedef uint32_t Type;
if ((size - 1) < sizeof(Type))
return 0;
else
{
Type len = ntohl(*reinterpret_cast<const Type *>(buffer));
if (len > 0 && len <= ((size - 1) - sizeof(Type)))
setString(reinterpret_cast<const char *>(buffer + sizeof(Type)), len);
size = sizeof(Type) + 1 + len;
}
break;
}
case BINARY:
{
typedef uint32_t Type;
if ((size - 1) < sizeof(Type))
return 0;
else
{
Type len = ntohl(*reinterpret_cast<const Type *>(buffer));
if (len > 0 && len <= ((size - 1) - sizeof(Type)))
setBinary(reinterpret_cast<const unsigned char *>(buffer + sizeof(Type)), len);
size = sizeof(Type) + 1 + len;
}
break;
}
}
return size;
}
return 0;
}
bool CLuaBinary::setStruct(luabridge::LuaRef objVal, luabridge::LuaRef objAttr)
{
assert(objVal.isTable());
assert(objAttr.isTable());
bool bOk = false;
DataType emType;
int iSize = Q_INIT_NUMBER;
std::string strName;
for (int i = 1; i <= objAttr.length(); i++)
{
luabridge::LuaRef objTmp = objAttr[i];
if (!objTmp.isTable()
|| STATTRTAB_MINLENS > objTmp.length())
{
return false;
}
luabridge::LuaRef objChildStAttr = getStructAttr(objTmp, strName, emType, iSize);
luabridge::LuaRef objFieldVal = objVal[strName];
switch(emType)
{
case DTYPE_SINT8:
{
bOk = setSint8(getLuaNumber<short>(objFieldVal));
}
break;
case DTYPE_UINT8:
{
bOk = setUint8(getLuaNumber<unsigned short>(objFieldVal));
}
break;
case DTYPE_BOOL:
{
bOk = setBool(((Q_INIT_NUMBER != getLuaNumber<unsigned short>(objFieldVal)) ? true : false));
}
break;
case DTYPE_SINT16:
{
bOk = setSint16(getLuaNumber<short>(objFieldVal));
}
break;
case DTYPE_UINT16:
{
bOk = setUint16(getLuaNumber<unsigned short>(objFieldVal));
}
break;
case DTYPE_SINT32:
{
bOk = setSint32(getLuaNumber<int>(objFieldVal));
}
break;
case DTYPE_UINT32:
{
bOk = setUint32(getLuaNumber<unsigned int>(objFieldVal));
}
break;
case DTYPE_SINT64:
{
bOk = setSint64(Q_ToString(getLuaNumber<int64_t>(objFieldVal)).c_str());
}
break;
case DTYPE_UINT64:
{
bOk = setUint64(Q_ToString(getLuaNumber<uint64_t>(objFieldVal)).c_str());
}
break;
case DTYPE_FLOAT:
{
bOk = setFloat(getLuaNumber<float>(objFieldVal));
}
break;
case DTYPE_DOUBLE:
{
bOk = setDouble(getLuaNumber<double>(objFieldVal));
}
break;
case DTYPE_STRING:
{
if (!objFieldVal.isString())
{
bOk = false;
break;
}
const char *pszVal = objFieldVal.cast<const char*>();
if (objFieldVal.length() >= iSize)
{
bOk = false;
Q_Printf("%s", "data len too large.");
break;
}
bOk = setString(pszVal);
if (bOk)
{
bOk = skipWrite(iSize - (objFieldVal.length() + 1));
}
}
break;
case DTYPE_BYTE:
{
if (!objFieldVal.isString())
{
bOk = false;
break;
}
const char *pszVal = objFieldVal.cast<const char*>();
if (objFieldVal.length() > iSize)
{
bOk = false;
Q_Printf("%s", "data len too large.");
break;
}
bOk = setByte(pszVal, objFieldVal.length());
if (bOk)
{
bOk = skipWrite(iSize - objFieldVal.length());
}
}
break;
case DTYPE_STRUCT:
{
if (!objFieldVal.isTable()
|| !objChildStAttr.isTable())
{
bOk = false;
break;
}
bOk = setStruct(objFieldVal, objChildStAttr);
}
break;
case DTYPE_SKIP:
{
if (iSize > Q_INIT_NUMBER)
{
bOk = skipWrite(iSize);
}
}
break;
default:
bOk = false;
break;
}
if (!bOk)
{
return bOk;
}
}
return true;
}
