3b6bb15e86
d9b8fa6098d fix: Fake broadcast address for 127.x.x.x aa649165a57 chore: Add code for future netprof TCP testing 9e5693de5ac chore: add to_string functions for netprof enums 52d915e6a90 cleanup: Heap allocate network profile objects 80fabd4a729 feat: Implement Tox network profiler 05abe083cb6 cleanup: Some random cleanups, mostly related to mem. 5cca24513b8 cleanup: Check that onion IP/Port packing worked. e092ecd1244 cleanup: Use tox memory allocator in some more places. 3cfe41c7587 fix: Avoid `memcpy`-ing structs into onion ping id data. e32ac001938 fix: Add more information on why the frame was not sent. ab887003687 fix: Allow TCP connections to fail `connect` calls. 7603170e663 refactor: Use tox memory in group connection allocations. 5bd8a85eb89 cleanup: Align internal logger with external on type of source line. e9bf524d9e1 cleanup: Add missing `#include` to sort_test.cc. d10c966b998 feat: Add `to_string` functions for toxencryptsave errors. 7bfd0dc8003 docs: Update the docs for group join functions 380dde9f2ae test: Add more logging to TCP connection constructor. 0f12f384c8c cleanup: Reduce stack frame sizes to below 4096 bytes. bc43cec0626 chore: Happy new year! fbe78f1702e cleanup: Add a `TOX_HIDE_DEPRECATED` check to hide deprecated symbols. 44d9da07e77 refactor: Use tox memory for group moderation/pack allocations. 7f26d520168 refactor: Use tox memory in group chats allocations. 2f62f3d0e77 refactor: Use tox Memory for group allocations. 8a968162041 chore: Add dispatch/events headers to bazel export. 2bbfb35abf6 docs: Output the error code string instead of int. in toxav logging d55d0e4eaef cleanup: Remove redundant code for checking if group exists 2a6dc643338 chore: Upgrade dependencies for websockify. fc0650601c1 fix: Allow peers to reconnect to group chats using a password git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: d9b8fa6098de6c074038b6664d2572627540b148
79 lines
2.3 KiB
C
79 lines
2.3 KiB
C
/* SPDX-License-Identifier: GPL-3.0-or-later
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* Copyright © 2016-2025 The TokTok team.
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*/
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/**
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* C language compatibility macros for varying compiler support.
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*/
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#ifndef C_TOXCORE_TOXCORE_CCOMPAT_H
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#define C_TOXCORE_TOXCORE_CCOMPAT_H
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#include <stddef.h> // NULL, size_t
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#include "attributes.h"
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//!TOKSTYLE-
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// Variable length arrays.
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// VLA(type, name, size) allocates a variable length array with automatic
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// storage duration. VLA_SIZE(name) evaluates to the runtime size of that array
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// in bytes.
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//
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// If C99 VLAs are not available, an emulation using alloca (stack allocation
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// "function") is used. Note the semantic difference: alloca'd memory does not
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// get freed at the end of the declaration's scope. Do not use VLA() in loops or
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// you may run out of stack space.
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#if !defined(DISABLE_VLA) && !defined(_MSC_VER) && defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
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// C99 VLAs.
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#define ALLOC_VLA(type, name, size) type name[size]
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#else
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// Emulation using alloca.
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#ifdef _WIN32
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#include <malloc.h>
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#elif defined(__COMPCERT__)
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// TODO(iphydf): This leaks memory like crazy, so compcert is useless for now.
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// Once we're rid of VLAs, we can remove this and compcert becomes useful.
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#define alloca malloc
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#include <stdlib.h>
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#elif defined(__linux__)
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#include <alloca.h>
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#else
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#include <stdlib.h>
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#if !defined(alloca) && defined(__GNUC__)
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#define alloca __builtin_alloca
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#endif
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#endif
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#define ALLOC_VLA(type, name, size) \
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type *const name = (type *)alloca((size) * sizeof(type))
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#endif
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#ifdef MAX_VLA_SIZE
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#include <assert.h>
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#define VLA(type, name, size) \
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ALLOC_VLA(type, name, size); \
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assert((size_t)(size) * sizeof(type) <= MAX_VLA_SIZE)
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#else
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#define VLA ALLOC_VLA
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#endif
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#if !defined(__cplusplus) || __cplusplus < 201103L
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#define nullptr NULL
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#ifndef static_assert
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#ifdef __GNUC__
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// We'll just assume gcc and clang support C11 _Static_assert.
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#define static_assert _Static_assert
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#else // !__GNUC__
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#define STATIC_ASSERT_(cond, msg, line) typedef int static_assert_##line[(cond) ? 1 : -1]
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#define STATIC_ASSERT(cond, msg, line) STATIC_ASSERT_(cond, msg, line)
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#define static_assert(cond, msg) STATIC_ASSERT(cond, msg, __LINE__)
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#endif /* !__GNUC__ */
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#endif /* !static_assert */
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#endif /* !__cplusplus */
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//!TOKSTYLE+
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#endif /* C_TOXCORE_TOXCORE_CCOMPAT_H */
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