check_result

Description:

public bool check_result (Message message, void* read_bytes, size_t bytes_length) throws Error

Checks result of the message and sets the error if it failed.

When it failed and the read_bytes is provided, then these are set to message's response body, thus it can be used later.

this	an SoupSession
message	a Message
read_bytes	optional bytes which had been read from the stream, or `null`
bytes_length	how many bytes had been read; ignored when `read_bytes` is `null`

Whether succeeded, aka true, when no error recognized and false otherwise.