diff options
Diffstat (limited to 'Utilities/cmcurl/lib/ws.h')
| -rw-r--r-- | Utilities/cmcurl/lib/ws.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/Utilities/cmcurl/lib/ws.h b/Utilities/cmcurl/lib/ws.h new file mode 100644 index 0000000000..341242e50e --- /dev/null +++ b/Utilities/cmcurl/lib/ws.h @@ -0,0 +1,69 @@ +#ifndef HEADER_CURL_WS_H +#define HEADER_CURL_WS_H +/*************************************************************************** + * _ _ ____ _ + * Project ___| | | | _ \| | + * / __| | | | |_) | | + * | (__| |_| | _ <| |___ + * \___|\___/|_| \_\_____| + * + * Copyright (C) 1998 - 2022, Daniel Stenberg, <daniel@haxx.se>, et al. + * + * This software is licensed as described in the file COPYING, which + * you should have received as part of this distribution. The terms + * are also available at https://curl.se/docs/copyright.html. + * + * You may opt to use, copy, modify, merge, publish, distribute and/or sell + * copies of the Software, and permit persons to whom the Software is + * furnished to do so, under the terms of the COPYING file. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + * SPDX-License-Identifier: curl + * + ***************************************************************************/ +#include "curl_setup.h" + +#ifdef USE_WEBSOCKETS + +#ifdef USE_HYPER +#define REQTYPE void +#else +#define REQTYPE struct dynbuf +#endif + +/* this is the largest single fragment size we support */ +#define MAX_WS_SIZE 65535 + +/* part of 'struct HTTP', when used in the 'struct SingleRequest' in the + Curl_easy struct */ +struct websocket { + bool contfragment; /* set TRUE if the previous fragment sent was not final */ + unsigned char mask[4]; /* 32 bit mask for this connection */ + struct Curl_easy *data; /* used for write callback handling */ + struct dynbuf buf; + size_t usedbuf; /* number of leading bytes in 'buf' the most recent complete + websocket frame uses */ + struct curl_ws_frame frame; /* the struct used for frame state */ + curl_off_t oleft; /* outstanding number of payload bytes left from the + server */ + curl_off_t stillbuffer; /* number of bytes left in the buffer to deliver in + the next curl_ws_recv() call */ + char *stillb; /* the stillbuffer pending bytes are here */ + curl_off_t sleft; /* outstanding number of payload bytes left to send */ + unsigned int xori; /* xor index */ +}; + +CURLcode Curl_ws_request(struct Curl_easy *data, REQTYPE *req); +CURLcode Curl_ws_accept(struct Curl_easy *data); + +size_t Curl_ws_writecb(char *buffer, size_t size, size_t nitems, void *userp); +void Curl_ws_done(struct Curl_easy *data); + +#else +#define Curl_ws_request(x,y) CURLE_OK +#define Curl_ws_done(x) Curl_nop_stmt +#endif + +#endif /* HEADER_CURL_WS_H */ |