mirror of
https://github.com/curl/curl.git
synced 2024-12-27 06:59:43 +08:00
97c0f89bd0
add checks for sendmmsg in configure and CmakeLists.txt for enabling use of these functions in ngtcp2/quiche quic. Closes #14880
992 lines
28 KiB
C
992 lines
28 KiB
C
#ifndef HEADER_CURL_SETUP_H
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#define HEADER_CURL_SETUP_H
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/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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* SPDX-License-Identifier: curl
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*
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***************************************************************************/
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#if defined(BUILDING_LIBCURL) && !defined(CURL_NO_OLDIES)
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#define CURL_NO_OLDIES
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#endif
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/* Tell "curl/curl.h" not to include "curl/mprintf.h" */
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#define CURL_SKIP_INCLUDE_MPRINTF
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/* FIXME: Delete this once the warnings have been fixed. */
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#if !defined(CURL_WARN_SIGN_CONVERSION)
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#ifdef __GNUC__
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#pragma GCC diagnostic ignored "-Wsign-conversion"
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#endif
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#endif
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/* Set default _WIN32_WINNT */
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#ifdef __MINGW32__
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#include <_mingw.h>
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#endif
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/* Workaround for Homebrew gcc 12.4.0, 13.3.0, 14.1.0 and newer (as of 14.1.0)
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that started advertising the `availability` attribute, which then gets used
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by Apple SDK, but, in a way incompatible with gcc, resulting in misc errors
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inside SDK headers, e.g.:
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error: attributes should be specified before the declarator in a function
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definition
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error: expected ',' or '}' before
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Followed by missing declarations.
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Fix it by overriding the built-in feature-check macro used by the headers
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to enable the problematic attributes. This makes the feature check fail. */
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#if defined(__APPLE__) && \
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!defined(__clang__) && \
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defined(__GNUC__) && __GNUC__ >= 12 && \
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defined(__has_attribute)
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#define availability curl_pp_attribute_disabled
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#endif
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#if defined(__APPLE__)
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#include <sys/types.h>
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#include <TargetConditionals.h>
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/* Fixup faulty target macro initialization in macOS SDK since v14.4 (as of
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15.0 beta). The SDK target detection in `TargetConditionals.h` correctly
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detects macOS, but fails to set the macro's old name `TARGET_OS_OSX`, then
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continues to set it to a default value of 0. Other parts of the SDK still
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rely on the old name, and with this inconsistency our builds fail due to
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missing declarations. It happens when using mainline llvm older than v18.
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Later versions fixed it by predefining these target macros, avoiding the
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faulty dynamic detection. gcc is not affected (for now) because it lacks
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the necessary dynamic detection features, so the SDK falls back to
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a codepath that sets both the old and new macro to 1. */
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#if defined(TARGET_OS_MAC) && TARGET_OS_MAC && \
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defined(TARGET_OS_OSX) && !TARGET_OS_OSX && \
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(!defined(TARGET_OS_IPHONE) || !TARGET_OS_IPHONE) && \
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(!defined(TARGET_OS_SIMULATOR) || !TARGET_OS_SIMULATOR)
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#undef TARGET_OS_OSX
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#define TARGET_OS_OSX TARGET_OS_MAC
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#endif
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#endif
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/*
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* Disable Visual Studio warnings:
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* 4127 "conditional expression is constant"
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*/
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#ifdef _MSC_VER
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#pragma warning(disable:4127)
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#endif
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#ifdef _WIN32
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/*
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* Do not include unneeded stuff in Windows headers to avoid compiler
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* warnings and macro clashes.
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* Make sure to define this macro before including any Windows headers.
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*/
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# ifndef WIN32_LEAN_AND_MEAN
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# define WIN32_LEAN_AND_MEAN
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# endif
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# ifndef NOGDI
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# define NOGDI
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# endif
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/* Detect Windows App environment which has a restricted access
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* to the Win32 APIs. */
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# if (defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0602)) || \
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defined(WINAPI_FAMILY)
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# include <winapifamily.h>
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# if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP) && \
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!WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
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# define CURL_WINDOWS_UWP
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# endif
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# endif
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#endif
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/* Compatibility */
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#if defined(ENABLE_IPV6)
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# define USE_IPV6 1
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#endif
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/*
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* Include configuration script results or hand-crafted
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* configuration file for platforms which lack config tool.
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*/
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#ifdef HAVE_CONFIG_H
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#include "curl_config.h"
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#else /* HAVE_CONFIG_H */
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#ifdef _WIN32_WCE
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# include "config-win32ce.h"
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#else
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# ifdef _WIN32
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# include "config-win32.h"
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# endif
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#endif
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#ifdef macintosh
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# include "config-mac.h"
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#endif
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#ifdef __riscos__
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# include "config-riscos.h"
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#endif
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#ifdef __AMIGA__
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# include "config-amigaos.h"
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#endif
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#ifdef __OS400__
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# include "config-os400.h"
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#endif
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#ifdef __PLAN9__
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# include "config-plan9.h"
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#endif
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#ifdef MSDOS
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# include "config-dos.h"
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#endif
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#endif /* HAVE_CONFIG_H */
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/* ================================================================ */
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/* Definition of preprocessor macros/symbols which modify compiler */
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/* behavior or generated code characteristics must be done here, */
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/* as appropriate, before any system header file is included. It is */
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/* also possible to have them defined in the config file included */
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/* before this point. As a result of all this we frown inclusion of */
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/* system header files in our config files, avoid this at any cost. */
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/* ================================================================ */
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/*
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* AIX 4.3 and newer needs _THREAD_SAFE defined to build
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* proper reentrant code. Others may also need it.
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*/
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#ifdef NEED_THREAD_SAFE
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# ifndef _THREAD_SAFE
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# define _THREAD_SAFE
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# endif
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#endif
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/*
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* Tru64 needs _REENTRANT set for a few function prototypes and
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* things to appear in the system header files. Unixware needs it
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* to build proper reentrant code. Others may also need it.
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*/
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#ifdef NEED_REENTRANT
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# ifndef _REENTRANT
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# define _REENTRANT
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# endif
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#endif
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/* Solaris needs this to get a POSIX-conformant getpwuid_r */
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#if defined(sun) || defined(__sun)
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# ifndef _POSIX_PTHREAD_SEMANTICS
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# define _POSIX_PTHREAD_SEMANTICS 1
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# endif
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#endif
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/* ================================================================ */
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/* If you need to include a system header file for your platform, */
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/* please, do it beyond the point further indicated in this file. */
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/* ================================================================ */
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/* Give calloc a chance to be dragging in early, so we do not redefine */
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#if defined(USE_THREADS_POSIX) && defined(HAVE_PTHREAD_H)
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# include <pthread.h>
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#endif
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/*
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* Disable other protocols when http is the only one desired.
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*/
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#ifdef HTTP_ONLY
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# ifndef CURL_DISABLE_DICT
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# define CURL_DISABLE_DICT
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# endif
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# ifndef CURL_DISABLE_FILE
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# define CURL_DISABLE_FILE
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# endif
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# ifndef CURL_DISABLE_FTP
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# define CURL_DISABLE_FTP
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# endif
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# ifndef CURL_DISABLE_GOPHER
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# define CURL_DISABLE_GOPHER
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# endif
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# ifndef CURL_DISABLE_IMAP
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# define CURL_DISABLE_IMAP
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# endif
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# ifndef CURL_DISABLE_LDAP
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# define CURL_DISABLE_LDAP
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# endif
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# ifndef CURL_DISABLE_LDAPS
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# define CURL_DISABLE_LDAPS
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# endif
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# ifndef CURL_DISABLE_MQTT
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# define CURL_DISABLE_MQTT
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# endif
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# ifndef CURL_DISABLE_POP3
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# define CURL_DISABLE_POP3
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# endif
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# ifndef CURL_DISABLE_RTSP
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# define CURL_DISABLE_RTSP
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# endif
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# ifndef CURL_DISABLE_SMB
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# define CURL_DISABLE_SMB
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# endif
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# ifndef CURL_DISABLE_SMTP
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# define CURL_DISABLE_SMTP
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# endif
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# ifndef CURL_DISABLE_TELNET
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# define CURL_DISABLE_TELNET
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# endif
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# ifndef CURL_DISABLE_TFTP
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# define CURL_DISABLE_TFTP
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# endif
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#endif
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/*
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* When http is disabled rtsp is not supported.
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*/
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#if defined(CURL_DISABLE_HTTP) && !defined(CURL_DISABLE_RTSP)
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# define CURL_DISABLE_RTSP
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#endif
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/*
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* When HTTP is disabled, disable HTTP-only features
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*/
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#if defined(CURL_DISABLE_HTTP)
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# define CURL_DISABLE_ALTSVC 1
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# define CURL_DISABLE_COOKIES 1
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# define CURL_DISABLE_BASIC_AUTH 1
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# define CURL_DISABLE_BEARER_AUTH 1
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# define CURL_DISABLE_AWS 1
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# define CURL_DISABLE_DOH 1
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# define CURL_DISABLE_FORM_API 1
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# define CURL_DISABLE_HEADERS_API 1
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# define CURL_DISABLE_HSTS 1
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# define CURL_DISABLE_HTTP_AUTH 1
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#endif
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/* ================================================================ */
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/* No system header file shall be included in this file before this */
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/* point. */
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/* ================================================================ */
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/*
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* OS/400 setup file includes some system headers.
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*/
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#ifdef __OS400__
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# include "setup-os400.h"
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#endif
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/*
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* VMS setup file includes some system headers.
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*/
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#ifdef __VMS
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# include "setup-vms.h"
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#endif
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/*
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* Windows setup file includes some system headers.
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*/
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#ifdef _WIN32
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# include "setup-win32.h"
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#endif
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#include <curl/system.h>
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/* Helper macro to expand and concatenate two macros.
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* Direct macros concatenation does not work because macros
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* are not expanded before direct concatenation.
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*/
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#define CURL_CONC_MACROS_(A,B) A ## B
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#define CURL_CONC_MACROS(A,B) CURL_CONC_MACROS_(A,B)
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/* curl uses its own printf() function internally. It understands the GNU
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* format. Use this format, so that is matches the GNU format attribute we
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* use with the MinGW compiler, allowing it to verify them at compile-time.
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*/
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#ifdef __MINGW32__
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# undef CURL_FORMAT_CURL_OFF_T
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# undef CURL_FORMAT_CURL_OFF_TU
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# define CURL_FORMAT_CURL_OFF_T "lld"
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# define CURL_FORMAT_CURL_OFF_TU "llu"
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#endif
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/* based on logic in "curl/mprintf.h" */
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#if (defined(__GNUC__) || defined(__clang__) || \
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defined(__IAR_SYSTEMS_ICC__)) && \
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defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && \
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!defined(CURL_NO_FMT_CHECKS)
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#if defined(__MINGW32__) && !defined(__clang__)
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#define CURL_PRINTF(fmt, arg) \
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__attribute__((format(gnu_printf, fmt, arg)))
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#else
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#define CURL_PRINTF(fmt, arg) \
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__attribute__((format(__printf__, fmt, arg)))
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#endif
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#else
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#define CURL_PRINTF(fmt, arg)
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#endif
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/* Override default printf mask check rules in "curl/mprintf.h" */
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#define CURL_TEMP_PRINTF CURL_PRINTF
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/* Workaround for mainline llvm v16 and earlier missing a built-in macro
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expected by macOS SDK v14 / Xcode v15 (2023) and newer.
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gcc (as of v14) is also missing it. */
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#if defined(__APPLE__) && \
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((!defined(__apple_build_version__) && \
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defined(__clang__) && __clang_major__ < 17) || \
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(defined(__GNUC__) && __GNUC__ <= 14)) && \
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defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && \
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!defined(__ENVIRONMENT_OS_VERSION_MIN_REQUIRED__)
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#define __ENVIRONMENT_OS_VERSION_MIN_REQUIRED__ \
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__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__
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#endif
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/*
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* Use getaddrinfo to resolve the IPv4 address literal. If the current network
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* interface does not support IPv4, but supports IPv6, NAT64, and DNS64,
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* performing this task will result in a synthesized IPv6 address.
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*/
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#if defined(__APPLE__) && !defined(USE_ARES)
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#define USE_RESOLVE_ON_IPS 1
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# if TARGET_OS_MAC && !(defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE) && \
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defined(USE_IPV6)
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# define CURL_MACOS_CALL_COPYPROXIES 1
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# endif
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#endif
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#ifdef USE_LWIPSOCK
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# include <lwip/init.h>
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# include <lwip/sockets.h>
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# include <lwip/netdb.h>
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#endif
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#ifdef HAVE_EXTRA_STRICMP_H
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# include <extra/stricmp.h>
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#endif
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#ifdef HAVE_EXTRA_STRDUP_H
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# include <extra/strdup.h>
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#endif
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#ifdef __AMIGA__
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# ifdef __amigaos4__
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# define __USE_INLINE__
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/* use our own resolver which uses runtime feature detection */
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# define CURLRES_AMIGA
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/* getaddrinfo() currently crashes bsdsocket.library, so disable */
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# undef HAVE_GETADDRINFO
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# if !(defined(__NEWLIB__) || \
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(defined(__CLIB2__) && defined(__THREAD_SAFE)))
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/* disable threaded resolver with clib2 - requires newlib or clib-ts */
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# undef USE_THREADS_POSIX
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# endif
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# endif
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# include <exec/types.h>
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# include <exec/execbase.h>
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# include <proto/exec.h>
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# include <proto/dos.h>
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# include <unistd.h>
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# if defined(HAVE_PROTO_BSDSOCKET_H) && \
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(!defined(__amigaos4__) || defined(USE_AMISSL))
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/* use bsdsocket.library directly, instead of libc networking functions */
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# define _SYS_MBUF_H /* m_len define clashes with curl */
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# include <proto/bsdsocket.h>
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# ifdef __amigaos4__
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int Curl_amiga_select(int nfds, fd_set *readfds, fd_set *writefds,
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fd_set *errorfds, struct timeval *timeout);
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# define select(a,b,c,d,e) Curl_amiga_select(a,b,c,d,e)
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# else
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# define select(a,b,c,d,e) WaitSelect(a,b,c,d,e,0)
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# endif
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/* must not use libc's fcntl() on bsdsocket.library sockfds! */
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# undef HAVE_FCNTL
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# undef HAVE_FCNTL_O_NONBLOCK
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# else
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/* use libc networking and hence close() and fnctl() */
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# undef HAVE_CLOSESOCKET_CAMEL
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# undef HAVE_IOCTLSOCKET_CAMEL
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# endif
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/*
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* In clib2 arpa/inet.h warns that some prototypes may clash
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* with bsdsocket.library. This avoids the definition of those.
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*/
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# define __NO_NET_API
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#endif
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#include <stdio.h>
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#include <assert.h>
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#ifdef __TANDEM /* for ns*-tandem-nsk systems */
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# if ! defined __LP64
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# include <floss.h> /* FLOSS is only used for 32-bit builds. */
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# endif
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#endif
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#ifndef STDC_HEADERS /* no standard C headers! */
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#include <curl/stdcheaders.h>
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#endif
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/*
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* Large file (>2Gb) support using Win32 functions.
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*/
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#ifdef USE_WIN32_LARGE_FILES
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# include <io.h>
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# include <sys/types.h>
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# include <sys/stat.h>
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# undef lseek
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# define lseek(fdes,offset,whence) _lseeki64(fdes, offset, whence)
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# undef fstat
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# define fstat(fdes,stp) _fstati64(fdes, stp)
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# undef stat
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# define stat(fname,stp) curlx_win32_stat(fname, stp)
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# define struct_stat struct _stati64
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# define LSEEK_ERROR (__int64)-1
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# define open curlx_win32_open
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# define fopen(fname,mode) curlx_win32_fopen(fname, mode)
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int curlx_win32_open(const char *filename, int oflag, ...);
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int curlx_win32_stat(const char *path, struct_stat *buffer);
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FILE *curlx_win32_fopen(const char *filename, const char *mode);
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#endif
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/*
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* Small file (<2Gb) support using Win32 functions.
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*/
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#ifdef USE_WIN32_SMALL_FILES
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# include <io.h>
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# include <sys/types.h>
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# include <sys/stat.h>
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# ifndef _WIN32_WCE
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# undef lseek
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# define lseek(fdes,offset,whence) _lseek(fdes, (long)offset, whence)
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# define fstat(fdes,stp) _fstat(fdes, stp)
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# define stat(fname,stp) curlx_win32_stat(fname, stp)
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# define struct_stat struct _stat
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# define open curlx_win32_open
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# define fopen(fname,mode) curlx_win32_fopen(fname, mode)
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int curlx_win32_stat(const char *path, struct_stat *buffer);
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int curlx_win32_open(const char *filename, int oflag, ...);
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FILE *curlx_win32_fopen(const char *filename, const char *mode);
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|
# endif
|
|
# define LSEEK_ERROR (long)-1
|
|
#endif
|
|
|
|
#ifndef struct_stat
|
|
# define struct_stat struct stat
|
|
#endif
|
|
|
|
#ifndef LSEEK_ERROR
|
|
# define LSEEK_ERROR (off_t)-1
|
|
#endif
|
|
|
|
#ifndef SIZEOF_TIME_T
|
|
/* assume default size of time_t to be 32 bits */
|
|
#define SIZEOF_TIME_T 4
|
|
#endif
|
|
|
|
#ifndef SIZEOF_CURL_SOCKET_T
|
|
/* configure and cmake check and set the define */
|
|
# ifdef _WIN64
|
|
# define SIZEOF_CURL_SOCKET_T 8
|
|
# else
|
|
/* default guess */
|
|
# define SIZEOF_CURL_SOCKET_T 4
|
|
# endif
|
|
#endif
|
|
|
|
#if SIZEOF_CURL_SOCKET_T < 8
|
|
# define FMT_SOCKET_T "d"
|
|
#elif defined(__MINGW32__)
|
|
# define FMT_SOCKET_T "zd"
|
|
#else
|
|
# define FMT_SOCKET_T "qd"
|
|
#endif
|
|
|
|
/*
|
|
* Default sizeof(off_t) in case it has not been defined in config file.
|
|
*/
|
|
|
|
#ifndef SIZEOF_OFF_T
|
|
# if defined(__VMS) && !defined(__VAX)
|
|
# if defined(_LARGEFILE)
|
|
# define SIZEOF_OFF_T 8
|
|
# endif
|
|
# elif defined(__OS400__) && defined(__ILEC400__)
|
|
# if defined(_LARGE_FILES)
|
|
# define SIZEOF_OFF_T 8
|
|
# endif
|
|
# elif defined(__MVS__) && defined(__IBMC__)
|
|
# if defined(_LP64) || defined(_LARGE_FILES)
|
|
# define SIZEOF_OFF_T 8
|
|
# endif
|
|
# elif defined(__370__) && defined(__IBMC__)
|
|
# if defined(_LP64) || defined(_LARGE_FILES)
|
|
# define SIZEOF_OFF_T 8
|
|
# endif
|
|
# endif
|
|
# ifndef SIZEOF_OFF_T
|
|
# define SIZEOF_OFF_T 4
|
|
# endif
|
|
#endif
|
|
|
|
#if (SIZEOF_CURL_OFF_T < 8)
|
|
#error "too small curl_off_t"
|
|
#else
|
|
/* assume SIZEOF_CURL_OFF_T == 8 */
|
|
# define CURL_OFF_T_MAX CURL_OFF_T_C(0x7FFFFFFFFFFFFFFF)
|
|
#endif
|
|
#define CURL_OFF_T_MIN (-CURL_OFF_T_MAX - CURL_OFF_T_C(1))
|
|
|
|
#if (SIZEOF_CURL_OFF_T != 8)
|
|
# error "curl_off_t must be exactly 64 bits"
|
|
#else
|
|
typedef unsigned CURL_TYPEOF_CURL_OFF_T curl_uint64_t;
|
|
typedef CURL_TYPEOF_CURL_OFF_T curl_int64_t;
|
|
# ifndef CURL_SUFFIX_CURL_OFF_TU
|
|
# error "CURL_SUFFIX_CURL_OFF_TU must be defined"
|
|
# endif
|
|
# define CURL_UINT64_SUFFIX CURL_SUFFIX_CURL_OFF_TU
|
|
# define CURL_UINT64_C(val) CURL_CONC_MACROS(val,CURL_UINT64_SUFFIX)
|
|
# define FMT_PRId64 CURL_FORMAT_CURL_OFF_T
|
|
# define FMT_PRIu64 CURL_FORMAT_CURL_OFF_TU
|
|
#endif
|
|
|
|
#define FMT_OFF_T CURL_FORMAT_CURL_OFF_T
|
|
#define FMT_OFF_TU CURL_FORMAT_CURL_OFF_TU
|
|
|
|
#if (SIZEOF_TIME_T == 4)
|
|
# ifdef HAVE_TIME_T_UNSIGNED
|
|
# define TIME_T_MAX UINT_MAX
|
|
# define TIME_T_MIN 0
|
|
# else
|
|
# define TIME_T_MAX INT_MAX
|
|
# define TIME_T_MIN INT_MIN
|
|
# endif
|
|
#else
|
|
# ifdef HAVE_TIME_T_UNSIGNED
|
|
# define TIME_T_MAX 0xFFFFFFFFFFFFFFFF
|
|
# define TIME_T_MIN 0
|
|
# else
|
|
# define TIME_T_MAX 0x7FFFFFFFFFFFFFFF
|
|
# define TIME_T_MIN (-TIME_T_MAX - 1)
|
|
# endif
|
|
#endif
|
|
|
|
#ifndef SIZE_T_MAX
|
|
/* some limits.h headers have this defined, some do not */
|
|
#if defined(SIZEOF_SIZE_T) && (SIZEOF_SIZE_T > 4)
|
|
#define SIZE_T_MAX 18446744073709551615U
|
|
#else
|
|
#define SIZE_T_MAX 4294967295U
|
|
#endif
|
|
#endif
|
|
|
|
#ifndef SSIZE_T_MAX
|
|
/* some limits.h headers have this defined, some do not */
|
|
#if defined(SIZEOF_SIZE_T) && (SIZEOF_SIZE_T > 4)
|
|
#define SSIZE_T_MAX 9223372036854775807
|
|
#else
|
|
#define SSIZE_T_MAX 2147483647
|
|
#endif
|
|
#endif
|
|
|
|
/*
|
|
* Arg 2 type for gethostname in case it has not been defined in config file.
|
|
*/
|
|
|
|
#ifndef GETHOSTNAME_TYPE_ARG2
|
|
# ifdef USE_WINSOCK
|
|
# define GETHOSTNAME_TYPE_ARG2 int
|
|
# else
|
|
# define GETHOSTNAME_TYPE_ARG2 size_t
|
|
# endif
|
|
#endif
|
|
|
|
/* Below we define some functions. They should
|
|
|
|
4. set the SIGALRM signal timeout
|
|
5. set dir/file naming defines
|
|
*/
|
|
|
|
#ifdef _WIN32
|
|
|
|
# define DIR_CHAR "\\"
|
|
|
|
#else /* _WIN32 */
|
|
|
|
# ifdef MSDOS /* Watt-32 */
|
|
|
|
# include <sys/ioctl.h>
|
|
# define select(n,r,w,x,t) select_s(n,r,w,x,t)
|
|
# define ioctl(x,y,z) ioctlsocket(x,y,(char *)(z))
|
|
# include <tcp.h>
|
|
# ifdef word
|
|
# undef word
|
|
# endif
|
|
# ifdef byte
|
|
# undef byte
|
|
# endif
|
|
|
|
# endif /* MSDOS */
|
|
|
|
# ifdef __minix
|
|
/* Minix 3 versions up to at least 3.1.3 are missing these prototypes */
|
|
extern char *strtok_r(char *s, const char *delim, char **last);
|
|
extern struct tm *gmtime_r(const time_t * const timep, struct tm *tmp);
|
|
# endif
|
|
|
|
# define DIR_CHAR "/"
|
|
|
|
#endif /* _WIN32 */
|
|
|
|
/* ---------------------------------------------------------------- */
|
|
/* resolver specialty compile-time defines */
|
|
/* CURLRES_* defines to use in the host*.c sources */
|
|
/* ---------------------------------------------------------------- */
|
|
|
|
/*
|
|
* MSVC threads support requires a multi-threaded runtime library.
|
|
* _beginthreadex() is not available in single-threaded ones.
|
|
*/
|
|
|
|
#if defined(_MSC_VER) && !defined(_MT)
|
|
# undef USE_THREADS_POSIX
|
|
# undef USE_THREADS_WIN32
|
|
#endif
|
|
|
|
/*
|
|
* Mutually exclusive CURLRES_* definitions.
|
|
*/
|
|
|
|
#if defined(USE_IPV6) && defined(HAVE_GETADDRINFO)
|
|
# define CURLRES_IPV6
|
|
#elif defined(USE_IPV6) && (defined(_WIN32) || defined(__CYGWIN__))
|
|
/* assume on Windows that IPv6 without getaddrinfo is a broken build */
|
|
# error "Unexpected build: IPv6 is enabled but getaddrinfo was not found."
|
|
#else
|
|
# define CURLRES_IPV4
|
|
#endif
|
|
|
|
#ifdef USE_ARES
|
|
# define CURLRES_ASYNCH
|
|
# define CURLRES_ARES
|
|
/* now undef the stock libc functions just to avoid them being used */
|
|
# undef HAVE_GETADDRINFO
|
|
# undef HAVE_FREEADDRINFO
|
|
#elif defined(USE_THREADS_POSIX) || defined(USE_THREADS_WIN32)
|
|
# define CURLRES_ASYNCH
|
|
# define CURLRES_THREADED
|
|
#else
|
|
# define CURLRES_SYNCH
|
|
#endif
|
|
|
|
/* ---------------------------------------------------------------- */
|
|
|
|
#if defined(HAVE_LIBIDN2) && defined(HAVE_IDN2_H) && \
|
|
!defined(USE_WIN32_IDN) && !defined(USE_APPLE_IDN)
|
|
/* The lib and header are present */
|
|
#define USE_LIBIDN2
|
|
#endif
|
|
|
|
#if defined(USE_LIBIDN2) && (defined(USE_WIN32_IDN) || defined(USE_APPLE_IDN))
|
|
#error "libidn2 cannot be enabled with WinIDN or AppleIDN, choose one."
|
|
#endif
|
|
|
|
#define LIBIDN_REQUIRED_VERSION "0.4.1"
|
|
|
|
#if defined(USE_GNUTLS) || defined(USE_OPENSSL) || defined(USE_MBEDTLS) || \
|
|
defined(USE_WOLFSSL) || defined(USE_SCHANNEL) || defined(USE_SECTRANSP) || \
|
|
defined(USE_BEARSSL) || defined(USE_RUSTLS)
|
|
#define USE_SSL /* SSL support has been enabled */
|
|
#endif
|
|
|
|
#if defined(USE_WOLFSSL) && defined(USE_GNUTLS)
|
|
/* Avoid defining unprefixed wolfSSL SHA macros colliding with nettle ones */
|
|
#define NO_OLD_WC_NAMES
|
|
#endif
|
|
|
|
/* Single point where USE_SPNEGO definition might be defined */
|
|
#if !defined(CURL_DISABLE_NEGOTIATE_AUTH) && \
|
|
(defined(HAVE_GSSAPI) || defined(USE_WINDOWS_SSPI))
|
|
#define USE_SPNEGO
|
|
#endif
|
|
|
|
/* Single point where USE_KERBEROS5 definition might be defined */
|
|
#if !defined(CURL_DISABLE_KERBEROS_AUTH) && \
|
|
(defined(HAVE_GSSAPI) || defined(USE_WINDOWS_SSPI))
|
|
#define USE_KERBEROS5
|
|
#endif
|
|
|
|
/* Single point where USE_NTLM definition might be defined */
|
|
#if !defined(CURL_DISABLE_NTLM)
|
|
# if defined(USE_OPENSSL) || defined(USE_MBEDTLS) || \
|
|
defined(USE_GNUTLS) || defined(USE_SECTRANSP) || \
|
|
defined(USE_OS400CRYPTO) || defined(USE_WIN32_CRYPTO) || \
|
|
(defined(USE_WOLFSSL) && defined(HAVE_WOLFSSL_DES_ECB_ENCRYPT))
|
|
# define USE_CURL_NTLM_CORE
|
|
# endif
|
|
# if defined(USE_CURL_NTLM_CORE) || defined(USE_WINDOWS_SSPI)
|
|
# define USE_NTLM
|
|
# endif
|
|
#endif
|
|
|
|
#ifdef CURL_WANTS_CA_BUNDLE_ENV
|
|
#error "No longer supported. Set CURLOPT_CAINFO at runtime instead."
|
|
#endif
|
|
|
|
#if defined(USE_LIBSSH2) || defined(USE_LIBSSH) || defined(USE_WOLFSSH)
|
|
#define USE_SSH
|
|
#endif
|
|
|
|
/*
|
|
* Provide a mechanism to silence picky compilers, such as gcc 4.6+.
|
|
* Parameters should of course normally not be unused, but for example when
|
|
* we have multiple implementations of the same interface it may happen.
|
|
*/
|
|
|
|
#if defined(__GNUC__) && ((__GNUC__ >= 3) || \
|
|
((__GNUC__ == 2) && defined(__GNUC_MINOR__) && (__GNUC_MINOR__ >= 7)))
|
|
# define UNUSED_PARAM __attribute__((__unused__))
|
|
# define WARN_UNUSED_RESULT __attribute__((warn_unused_result))
|
|
#elif defined(__IAR_SYSTEMS_ICC__)
|
|
# define UNUSED_PARAM __attribute__((__unused__))
|
|
# if (__VER__ >= 9040001)
|
|
# define WARN_UNUSED_RESULT __attribute__((warn_unused_result))
|
|
# else
|
|
# define WARN_UNUSED_RESULT
|
|
# endif
|
|
#else
|
|
# define UNUSED_PARAM /* NOTHING */
|
|
# define WARN_UNUSED_RESULT
|
|
#endif
|
|
|
|
/* noreturn attribute */
|
|
|
|
#if !defined(CURL_NORETURN)
|
|
#if (defined(__GNUC__) && (__GNUC__ >= 3)) || defined(__clang__) || \
|
|
defined(__IAR_SYSTEMS_ICC__)
|
|
# define CURL_NORETURN __attribute__((__noreturn__))
|
|
#elif defined(_MSC_VER) && (_MSC_VER >= 1200)
|
|
# define CURL_NORETURN __declspec(noreturn)
|
|
#else
|
|
# define CURL_NORETURN
|
|
#endif
|
|
#endif
|
|
|
|
/* fallthrough attribute */
|
|
|
|
#if !defined(FALLTHROUGH)
|
|
#if (defined(__GNUC__) && __GNUC__ >= 7) || \
|
|
(defined(__clang__) && __clang_major__ >= 10)
|
|
# define FALLTHROUGH() __attribute__((fallthrough))
|
|
#else
|
|
# define FALLTHROUGH() do {} while (0)
|
|
#endif
|
|
#endif
|
|
|
|
/*
|
|
* Include macros and defines that should only be processed once.
|
|
*/
|
|
|
|
#ifndef HEADER_CURL_SETUP_ONCE_H
|
|
#include "curl_setup_once.h"
|
|
#endif
|
|
|
|
/*
|
|
* Definition of our NOP statement Object-like macro
|
|
*/
|
|
|
|
#ifndef Curl_nop_stmt
|
|
# define Curl_nop_stmt do { } while(0)
|
|
#endif
|
|
|
|
/*
|
|
* Ensure that Winsock and lwIP TCP/IP stacks are not mixed.
|
|
*/
|
|
|
|
#if defined(__LWIP_OPT_H__) || defined(LWIP_HDR_OPT_H)
|
|
# if defined(SOCKET) || defined(USE_WINSOCK)
|
|
# error "Winsock and lwIP TCP/IP stack definitions shall not coexist!"
|
|
# endif
|
|
#endif
|
|
|
|
/*
|
|
* shutdown() flags for systems that do not define them
|
|
*/
|
|
|
|
#ifndef SHUT_RD
|
|
#define SHUT_RD 0x00
|
|
#endif
|
|
|
|
#ifndef SHUT_WR
|
|
#define SHUT_WR 0x01
|
|
#endif
|
|
|
|
#ifndef SHUT_RDWR
|
|
#define SHUT_RDWR 0x02
|
|
#endif
|
|
|
|
/* Define S_ISREG if not defined by system headers, e.g. MSVC */
|
|
#if !defined(S_ISREG) && defined(S_IFMT) && defined(S_IFREG)
|
|
#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
|
|
#endif
|
|
|
|
/* Define S_ISDIR if not defined by system headers, e.g. MSVC */
|
|
#if !defined(S_ISDIR) && defined(S_IFMT) && defined(S_IFDIR)
|
|
#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
|
|
#endif
|
|
|
|
/* In Windows the default file mode is text but an application can override it.
|
|
Therefore we specify it explicitly. https://github.com/curl/curl/pull/258
|
|
*/
|
|
#if defined(_WIN32) || defined(MSDOS)
|
|
#define FOPEN_READTEXT "rt"
|
|
#define FOPEN_WRITETEXT "wt"
|
|
#define FOPEN_APPENDTEXT "at"
|
|
#elif defined(__CYGWIN__)
|
|
/* Cygwin has specific behavior we need to address when _WIN32 is not defined.
|
|
https://cygwin.com/cygwin-ug-net/using-textbinary.html
|
|
For write we want our output to have line endings of LF and be compatible with
|
|
other Cygwin utilities. For read we want to handle input that may have line
|
|
endings either CRLF or LF so 't' is appropriate.
|
|
*/
|
|
#define FOPEN_READTEXT "rt"
|
|
#define FOPEN_WRITETEXT "w"
|
|
#define FOPEN_APPENDTEXT "a"
|
|
#else
|
|
#define FOPEN_READTEXT "r"
|
|
#define FOPEN_WRITETEXT "w"
|
|
#define FOPEN_APPENDTEXT "a"
|
|
#endif
|
|
|
|
/* for systems that do not detect this in configure */
|
|
#ifndef CURL_SA_FAMILY_T
|
|
# if defined(HAVE_SA_FAMILY_T)
|
|
# define CURL_SA_FAMILY_T sa_family_t
|
|
# elif defined(HAVE_ADDRESS_FAMILY)
|
|
# define CURL_SA_FAMILY_T ADDRESS_FAMILY
|
|
# else
|
|
/* use a sensible default */
|
|
# define CURL_SA_FAMILY_T unsigned short
|
|
# endif
|
|
#endif
|
|
|
|
/* Some convenience macros to get the larger/smaller value out of two given.
|
|
We prefix with CURL to prevent name collisions. */
|
|
#define CURLMAX(x,y) ((x)>(y)?(x):(y))
|
|
#define CURLMIN(x,y) ((x)<(y)?(x):(y))
|
|
|
|
/* A convenience macro to provide both the string literal and the length of
|
|
the string literal in one go, useful for functions that take "string,len"
|
|
as their argument */
|
|
#define STRCONST(x) x,sizeof(x)-1
|
|
|
|
/* Some versions of the Android SDK is missing the declaration */
|
|
#if defined(HAVE_GETPWUID_R) && defined(HAVE_DECL_GETPWUID_R_MISSING)
|
|
struct passwd;
|
|
int getpwuid_r(uid_t uid, struct passwd *pwd, char *buf,
|
|
size_t buflen, struct passwd **result);
|
|
#endif
|
|
|
|
#ifdef UNITTESTS
|
|
#define UNITTEST
|
|
#else
|
|
#define UNITTEST static
|
|
#endif
|
|
|
|
/* Hyper supports HTTP2 also, but Curl's integration with Hyper does not */
|
|
#if defined(USE_NGHTTP2)
|
|
#define USE_HTTP2
|
|
#endif
|
|
|
|
#if (defined(USE_NGTCP2) && defined(USE_NGHTTP3)) || \
|
|
(defined(USE_OPENSSL_QUIC) && defined(USE_NGHTTP3)) || \
|
|
defined(USE_QUICHE) || defined(USE_MSH3)
|
|
|
|
#ifdef CURL_WITH_MULTI_SSL
|
|
#error "Multi-SSL combined with QUIC is not supported"
|
|
#endif
|
|
|
|
#define USE_HTTP3
|
|
#endif
|
|
|
|
/* Certain Windows implementations are not aligned with what curl expects,
|
|
so always use the local one on this platform. E.g. the mingw-w64
|
|
implementation can return wrong results for non-ASCII inputs. */
|
|
#if defined(HAVE_BASENAME) && defined(_WIN32)
|
|
#undef HAVE_BASENAME
|
|
#endif
|
|
|
|
#if defined(USE_UNIX_SOCKETS) && defined(_WIN32)
|
|
# if !defined(UNIX_PATH_MAX)
|
|
/* Replicating logic present in afunix.h
|
|
(distributed with newer Windows 10 SDK versions only) */
|
|
# define UNIX_PATH_MAX 108
|
|
/* !checksrc! disable TYPEDEFSTRUCT 1 */
|
|
typedef struct sockaddr_un {
|
|
ADDRESS_FAMILY sun_family;
|
|
char sun_path[UNIX_PATH_MAX];
|
|
} SOCKADDR_UN, *PSOCKADDR_UN;
|
|
# define WIN32_SOCKADDR_UN
|
|
# endif
|
|
#endif
|
|
|
|
/* OpenSSLv3 marks DES, MD5 and ENGINE functions deprecated but we have no
|
|
replacements (yet) so tell the compiler to not warn for them. */
|
|
#ifdef USE_OPENSSL
|
|
#define OPENSSL_SUPPRESS_DEPRECATED
|
|
#endif
|
|
|
|
#if defined(inline)
|
|
/* 'inline' is defined as macro and assumed to be correct */
|
|
/* No need for 'inline' replacement */
|
|
#elif defined(__cplusplus)
|
|
/* The code is compiled with C++ compiler.
|
|
C++ always supports 'inline'. */
|
|
/* No need for 'inline' replacement */
|
|
#elif defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901
|
|
/* C99 (and later) supports 'inline' keyword */
|
|
/* No need for 'inline' replacement */
|
|
#elif defined(__GNUC__) && __GNUC__ >= 3
|
|
/* GCC supports '__inline__' as an extension */
|
|
# define inline __inline__
|
|
#elif defined(_MSC_VER) && _MSC_VER >= 1400
|
|
/* MSC supports '__inline' from VS 2005 (or even earlier) */
|
|
# define inline __inline
|
|
#else
|
|
/* Probably 'inline' is not supported by compiler.
|
|
Define to the empty string to be on the safe side. */
|
|
# define inline /* empty */
|
|
#endif
|
|
|
|
#endif /* HEADER_CURL_SETUP_H */
|