bool RedisCommandDecoder::Decode(ChannelHandlerContext& ctx, Channel* channel, Buffer& buffer, RedisCommandFrame& msg)
{
bool have_empty = false;
while (buffer.Readable() && (buffer.GetRawReadBuffer()[0] == '\r' || buffer.GetRawReadBuffer()[0] == '\n'))
{
buffer.AdvanceReadIndex(1);
have_empty = true;
}
if(!m_ignore_empty && have_empty)
{
msg.Clear();
return true;
}
return Decode(channel, buffer, msg);
}
bool RedisCommandDecoder::Decode(Channel* channel, Buffer& buffer, RedisCommandFrame& msg)
{
while (buffer.Readable() && (buffer.GetRawReadBuffer()[0] == '\r' || buffer.GetRawReadBuffer()[0] == '\n'))
{
buffer.AdvanceReadIndex(1);
}
size_t mark_read_index = buffer.GetReadIndex();
char ch;
if (buffer.ReadByte(ch))
{
int ret = -1;
if (ch == '*')
{
//reqtype = REDIS_REQ_MULTIBULK;
msg.m_is_inline = false;
ret = ProcessMultibulkBuffer(channel, buffer, msg);
}
else
{
//reqtype = REDIS_REQ_INLINE;
msg.m_is_inline = true;
buffer.AdvanceReadIndex(-1);
ret = ProcessInlineBuffer(buffer, msg);
}
if (ret > 0)
{
size_t raw_data_size = buffer.GetReadIndex() - mark_read_index;
msg.m_raw_msg.WrapReadableContent(buffer.GetRawReadBuffer() - raw_data_size, raw_data_size);
return true;
}
else
{
msg.Clear();
if (0 == ret)
{
buffer.SetReadIndex(mark_read_index);
}
return false;
}
}
buffer.SetReadIndex(mark_read_index);
return false;
}