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Some platforms provide getcontext() but it does not work

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Some platforms claim to be POSIX but their getcontext() implementation
does not work. Therefore we update the ASYNC_is_capable() function to test
for this.

RT#4366

Reviewed-by: Richard Levitte <levitte@openssl.org>
This commit is contained in:
Matt Caswell 2016-03-16 10:38:39 +00:00 committed by Richard Levitte
parent 685b6f293b
commit c521edc3a1
2 changed files with 20 additions and 31 deletions
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8
crypto/async/arch/async_posix.c
View File

@ -62,7 +62,13 @@
int ASYNC_is_capable(void)
{
return 1;
ucontext_t ctx;
/*
* Some platforms provide getcontext() but it does not work (notably
* MacOSX PPC64). Check for a working getcontext();
*/
return getcontext(&ctx) == 0;
}
void async_local_cleanup(void)

43
test/asynctest.c
View File

@ -61,21 +61,6 @@
#include <openssl/crypto.h>
#include <../apps/apps.h>
#if (defined(OPENSSL_SYS_UNIX) || defined(OPENSSL_SYS_CYGWIN)) && defined(OPENSSL_THREADS)
# include <unistd.h>
# if _POSIX_VERSION >= 200112L
# define ASYNC_POSIX
# endif
#elif defined(_WIN32)
# define ASYNC_WIN
#endif
#if !defined(ASYNC_POSIX) && !defined(ASYNC_WIN)
# define ASYNC_NULL
#endif
#ifndef ASYNC_NULL
static int ctr = 0;
static ASYNC_JOB *currjob = NULL;
@ -308,25 +293,23 @@ static int test_ASYNC_block_pause()
return 1;
}
#endif
int main(int argc, char **argv)
{
if (!ASYNC_is_capable()) {
fprintf(stderr,
"OpenSSL build is not ASYNC capable - skipping async tests\n");
} else {
CRYPTO_set_mem_debug(1);
CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
#ifdef ASYNC_NULL
fprintf(stderr, "NULL implementation - skipping async tests\n");
#else
CRYPTO_set_mem_debug(1);
CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
if ( !test_ASYNC_init_thread()
|| !test_ASYNC_start_job()
|| !test_ASYNC_get_current_job()
|| !test_ASYNC_WAIT_CTX_get_all_fds()
|| !test_ASYNC_block_pause()) {
return 1;
if ( !test_ASYNC_init_thread()
|| !test_ASYNC_start_job()
|| !test_ASYNC_get_current_job()
|| !test_ASYNC_WAIT_CTX_get_all_fds()
|| !test_ASYNC_block_pause()) {
return 1;
}
}
#endif
printf("PASS\n");
return 0;
}