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authorAndrea Grandi <andrea.grandi@intel.com>2017-01-26 03:17:54 +0000
committerMatt Caswell <matt@openssl.org>2017-02-13 15:29:42 +0000
commitf44e63644d29e5908be52b7896d5031a5cf460eb (patch)
tree79fba2669dc80e8518615a5c70fbdc5a5d6572c3 /test/asynctest.c
parent2dfb52d3968e838876406d47861488324d5990b4 (diff)
Add test to show wrong behavior of ASYNC_WAIT_CTX
This happens when a fd is added and then immediately removed from the ASYNC_WAIT_CTX before pausing the job. Reviewed-by: Rich Salz <rsalz@openssl.org> Reviewed-by: Matt Caswell <matt@openssl.org> (Merged from https://github.com/openssl/openssl/pull/2581)
Diffstat (limited to 'test/asynctest.c')
-rw-r--r--test/asynctest.c29
1 files changed, 25 insertions, 4 deletions
diff --git a/test/asynctest.c b/test/asynctest.c
index 5057ce1d46..7be2e5f888 100644
--- a/test/asynctest.c
+++ b/test/asynctest.c
@@ -49,17 +49,29 @@ static int waitfd(void *args)
{
ASYNC_JOB *job;
ASYNC_WAIT_CTX *waitctx;
- ASYNC_pause_job();
job = ASYNC_get_current_job();
if (job == NULL)
return 0;
waitctx = ASYNC_get_wait_ctx(job);
if (waitctx == NULL)
return 0;
+
+ /* First case: no fd added or removed */
+ ASYNC_pause_job();
+
+ /* Second case: one fd added */
if (!ASYNC_WAIT_CTX_set_wait_fd(waitctx, waitctx, MAGIC_WAIT_FD, NULL, NULL))
return 0;
ASYNC_pause_job();
+ /* Third case: all fd removed */
+ if (!ASYNC_WAIT_CTX_clear_fd(waitctx, waitctx))
+ return 0;
+ ASYNC_pause_job();
+
+ /* Last case: fd added and immediately removed */
+ if (!ASYNC_WAIT_CTX_set_wait_fd(waitctx, waitctx, MAGIC_WAIT_FD, NULL, NULL))
+ return 0;
if (!ASYNC_WAIT_CTX_clear_fd(waitctx, waitctx))
return 0;
@@ -195,15 +207,15 @@ static int test_ASYNC_WAIT_CTX_get_all_fds()
|| fd != MAGIC_WAIT_FD
|| (fd = OSSL_BAD_ASYNC_FD, 0) /* Assign to something else */
|| !ASYNC_WAIT_CTX_get_changed_fds(waitctx, NULL, &numfds, NULL,
- &numdelfds)
+ &numdelfds)
|| numfds != 1
|| numdelfds != 0
|| !ASYNC_WAIT_CTX_get_changed_fds(waitctx, &fd, &numfds, NULL,
&numdelfds)
|| fd != MAGIC_WAIT_FD
- /* On final run we expect one deleted fd */
+ /* On third run we expect one deleted fd */
|| ASYNC_start_job(&job, waitctx, &funcret, waitfd, NULL, 0)
- != ASYNC_FINISH
+ != ASYNC_PAUSE
|| !ASYNC_WAIT_CTX_get_all_fds(waitctx, NULL, &numfds)
|| numfds != 0
|| !ASYNC_WAIT_CTX_get_changed_fds(waitctx, NULL, &numfds, NULL,
@@ -213,6 +225,15 @@ static int test_ASYNC_WAIT_CTX_get_all_fds()
|| !ASYNC_WAIT_CTX_get_changed_fds(waitctx, NULL, &numfds, &delfd,
&numdelfds)
|| delfd != MAGIC_WAIT_FD
+ /* On last run we are not expecting any wait fd */
+ || ASYNC_start_job(&job, waitctx, &funcret, waitfd, NULL, 0)
+ != ASYNC_FINISH
+ || !ASYNC_WAIT_CTX_get_all_fds(waitctx, NULL, &numfds)
+ || numfds != 0
+ || !ASYNC_WAIT_CTX_get_changed_fds(waitctx, NULL, &numfds, NULL,
+ &numdelfds)
+ || numfds != 0
+ || numdelfds != 0
|| funcret != 1) {
fprintf(stderr, "test_ASYNC_get_wait_fd() failed\n");
ASYNC_WAIT_CTX_free(waitctx);