mirror of
https://github.com/openssl/openssl.git
synced 2024-12-15 06:01:37 +08:00
48e5119a6b
Reviewed-by: Paul Dale <paul.dale@oracle.com> (Merged from https://github.com/openssl/openssl/pull/5110)
58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
/*
|
|
* Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved.
|
|
*
|
|
* Licensed under the OpenSSL license (the "License"). You may not use
|
|
* this file except in compliance with the License. You can obtain a copy
|
|
* in the file LICENSE in the source distribution or at
|
|
* https://www.openssl.org/source/license.html
|
|
*/
|
|
|
|
#ifndef OPENSSL_ASYNC_ARCH_ASYNC_POSIX_H
|
|
#define OPENSSL_ASYNC_ARCH_ASYNC_POSIX_H
|
|
#include <openssl/e_os2.h>
|
|
|
|
#if defined(OPENSSL_SYS_UNIX) \
|
|
&& defined(OPENSSL_THREADS) && !defined(OPENSSL_NO_ASYNC) \
|
|
&& !defined(__ANDROID__) && !defined(__OpenBSD__)
|
|
|
|
# include <unistd.h>
|
|
|
|
# if _POSIX_VERSION >= 200112L
|
|
|
|
# include <pthread.h>
|
|
|
|
# define ASYNC_POSIX
|
|
# define ASYNC_ARCH
|
|
|
|
# include <ucontext.h>
|
|
# include <setjmp.h>
|
|
|
|
typedef struct async_fibre_st {
|
|
ucontext_t fibre;
|
|
jmp_buf env;
|
|
int env_init;
|
|
} async_fibre;
|
|
|
|
static ossl_inline int async_fibre_swapcontext(async_fibre *o, async_fibre *n, int r)
|
|
{
|
|
o->env_init = 1;
|
|
|
|
if (!r || !_setjmp(o->env)) {
|
|
if (n->env_init)
|
|
_longjmp(n->env, 1);
|
|
else
|
|
setcontext(&n->fibre);
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
# define async_fibre_init_dispatcher(d)
|
|
|
|
int async_fibre_makecontext(async_fibre *fibre);
|
|
void async_fibre_free(async_fibre *fibre);
|
|
|
|
# endif
|
|
#endif
|
|
#endif /* OPENSSL_ASYNC_ARCH_ASYNC_POSIX_H */
|