/src/openssl111/crypto/async/arch/async_posix.h
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved. |
3 | | * |
4 | | * Licensed under the OpenSSL license (the "License"). You may not use |
5 | | * this file except in compliance with the License. You can obtain a copy |
6 | | * in the file LICENSE in the source distribution or at |
7 | | * https://www.openssl.org/source/license.html |
8 | | */ |
9 | | |
10 | | #ifndef OSSL_CRYPTO_ASYNC_POSIX_H |
11 | | #define OSSL_CRYPTO_ASYNC_POSIX_H |
12 | | #include <openssl/e_os2.h> |
13 | | |
14 | | #if defined(OPENSSL_SYS_UNIX) \ |
15 | | && defined(OPENSSL_THREADS) && !defined(OPENSSL_NO_ASYNC) \ |
16 | | && !defined(__ANDROID__) && !defined(__OpenBSD__) |
17 | | |
18 | | # include <unistd.h> |
19 | | |
20 | | # if _POSIX_VERSION >= 200112L \ |
21 | | && (_POSIX_VERSION < 200809L || defined(__GLIBC__)) |
22 | | |
23 | | # include <pthread.h> |
24 | | |
25 | | # define ASYNC_POSIX |
26 | | # define ASYNC_ARCH |
27 | | |
28 | | # include <ucontext.h> |
29 | | # include <setjmp.h> |
30 | | |
31 | | typedef struct async_fibre_st { |
32 | | ucontext_t fibre; |
33 | | jmp_buf env; |
34 | | int env_init; |
35 | | } async_fibre; |
36 | | |
37 | | static ossl_inline int async_fibre_swapcontext(async_fibre *o, async_fibre *n, int r) |
38 | 0 | { |
39 | 0 | o->env_init = 1; |
40 | |
|
41 | 0 | if (!r || !_setjmp(o->env)) { |
42 | 0 | if (n->env_init) |
43 | 0 | _longjmp(n->env, 1); |
44 | 0 | else |
45 | 0 | setcontext(&n->fibre); |
46 | 0 | } |
47 | | |
48 | 0 | return 1; |
49 | 0 | } Unexecuted instantiation: async.c:async_fibre_swapcontext Unexecuted instantiation: async_wait.c:async_fibre_swapcontext Unexecuted instantiation: async_posix.c:async_fibre_swapcontext |
50 | | |
51 | | # define async_fibre_init_dispatcher(d) |
52 | | |
53 | | int async_fibre_makecontext(async_fibre *fibre); |
54 | | void async_fibre_free(async_fibre *fibre); |
55 | | |
56 | | # endif |
57 | | #endif |
58 | | #endif /* OSSL_CRYPTO_ASYNC_POSIX_H */ |