curl/lib/capsule.h
Daniel Stenberg d1b482caec
unit3400: repair after capsule_encap_udp_hdr went static
Access the static function with UNITTEST as designed.

Follow-up to 73c2b4b435

Closes #21788
2026-05-28 00:13:24 +02:00

70 lines
2.5 KiB
C

#ifndef HEADER_CURL_CAPSULE_H
#define HEADER_CURL_CAPSULE_H
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 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"
#if !defined(CURL_DISABLE_PROXY) && !defined(CURL_DISABLE_HTTP)
#include "curlx/dynbuf.h"
#include "bufq.h"
/* HTTP Capsule constants */
#define HTTP_CAPSULE_HEADER_MAX_SIZE 10
/* HTTP Capsule function prototypes */
/**
* Encapsulate UDP payload into HTTP Datagram capsule format
* @param dyn Dynamic buffer to write capsule to
* @param buf Payload buffer
* @param blen Payload buffer length
* @return CURLE_OK on success, error code on failure
*/
CURLcode Curl_capsule_encap_udp_datagram(struct dynbuf *dyn,
const void *buf, size_t blen);
struct Curl_easy;
struct Curl_cfilter;
/**
* Process one UDP capsule from buffer into raw datagram payload bytes.
* @param cf Connection filter
* @param data Easy handle
* @param recvbufq Buffer queue containing capsule data
* @param buf Output buffer for one datagram payload
* @param len Size of output buffer in bytes
* @param err Error code output
* @return Number of payload bytes written. Check `err` for status.
*/
size_t Curl_capsule_process_udp_raw(struct Curl_cfilter *cf,
struct Curl_easy *data,
struct bufq *recvbufq,
unsigned char *buf, size_t len,
CURLcode *err);
#endif /* !CURL_DISABLE_PROXY && !CURL_DISABLE_HTTP */
#endif /* HEADER_CURL_CAPSULE_H */