/* * Wslay - The WebSocket Library * * Copyright (c) 2011, 2012 Tatsuhiro Tsujikawa * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #ifndef WSLAY_FRAME_H #define WSLAY_FRAME_H #ifdef HAVE_CONFIG_H # include <config.h> #endif /* HAVE_CONFIG_H */ #include <wslay/wslay.h> enum wslay_frame_state { PREP_HEADER, PREP_HEADER_NOBUF, SEND_HEADER, SEND_PAYLOAD, RECV_HEADER1, RECV_PAYLOADLEN, RECV_EXT_PAYLOADLEN, RECV_MASKKEY, RECV_PAYLOAD }; struct wslay_frame_opcode_memo { uint8_t fin; uint8_t opcode; uint8_t rsv; }; struct wslay_frame_context { uint8_t ibuf[4096]; uint8_t *ibufmark; uint8_t *ibuflimit; struct wslay_frame_opcode_memo iom; uint64_t ipayloadlen; uint64_t ipayloadoff; uint8_t imask; uint8_t imaskkey[4]; enum wslay_frame_state istate; size_t ireqread; uint8_t oheader[14]; uint8_t *oheadermark; uint8_t *oheaderlimit; uint64_t opayloadlen; uint64_t opayloadoff; uint8_t omask; uint8_t omaskkey[4]; enum wslay_frame_state ostate; struct wslay_frame_callbacks callbacks; void *user_data; }; #endif /* WSLAY_FRAME_H */