1 /***************************************************************************
3 * Project ___| | | | _ \| |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
8 * Copyright (C) 1998 - 2022, Daniel Stenberg, <daniel@haxx.se>, et al.
10 * This software is licensed as described in the file COPYING, which
11 * you should have received as part of this distribution. The terms
12 * are also available at https://curl.se/docs/copyright.html.
14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
15 * copies of the Software, and permit persons to whom the Software is
16 * furnished to do so, under the terms of the COPYING file.
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
21 * SPDX-License-Identifier: curl
23 ***************************************************************************/
25 #include "curl_setup.h"
34 #include "curl_printf.h"
38 #define QLOGMODE O_WRONLY|O_CREAT|O_BINARY
40 #define QLOGMODE O_WRONLY|O_CREAT
44 * If the QLOGDIR environment variable is set, open and return a file
45 * descriptor to write the log to.
47 * This function returns error if something failed outside of failing to
48 * create the file. Open file success is deemed by seeing if the returned fd
51 CURLcode Curl_qlogdir(struct Curl_easy *data,
56 const char *qlog_dir = getenv("QLOGDIR");
62 Curl_dyn_init(&fname, DYN_QLOG_NAME);
63 result = Curl_dyn_add(&fname, qlog_dir);
65 result = Curl_dyn_add(&fname, "/");
66 for(i = 0; (i < scidlen) && !result; i++) {
68 msnprintf(hex, 3, "%02x", scid[i]);
69 result = Curl_dyn_add(&fname, hex);
72 result = Curl_dyn_add(&fname, ".sqlog");
75 int qlogfd = open(Curl_dyn_ptr(&fname), QLOGMODE,
76 data->set.new_file_perms);
80 Curl_dyn_free(&fname);