Adding upstream version 1:9.11.5.P4+dfsg.upstream/1%9.11.5.P4+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 194 insertions, 0 deletions

diff --git a/lib/isc/tests/isctest.c b/lib/isc/tests/isctest.c
new file mode 100644
index 0000000..cf4ae97
--- /dev/null
+++ b/lib/isc/tests/isctest.c
@@ -0,0 +1,194 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+/*! \file */
+
+#include <config.h>
+
+#include <inttypes.h>
+#include <stdbool.h>
+#include <stdlib.h>
+#include <time.h>
+
+#include <isc/app.h>
+#include <isc/buffer.h>
+#include <isc/entropy.h>
+#include <isc/hash.h>
+#include <isc/mem.h>
+#include <isc/os.h>
+#include <isc/socket.h>
+#include <isc/string.h>
+#include <isc/task.h>
+#include <isc/timer.h>
+#include <isc/util.h>
+
+#include "isctest.h"
+
+isc_mem_t *mctx = NULL;
+isc_entropy_t *ectx = NULL;
+isc_log_t *lctx = NULL;
+isc_taskmgr_t *taskmgr = NULL;
+isc_timermgr_t *timermgr = NULL;
+isc_socketmgr_t *socketmgr = NULL;
+isc_task_t *maintask = NULL;
+int ncpus;
+
+static bool hash_active = false;
+
+/*
+ * Logging categories: this needs to match the list in bin/named/log.c.
+ */
+static isc_logcategory_t categories[] = {
+		{ "",                0 },
+		{ "client",          0 },
+		{ "network",         0 },
+		{ "update",          0 },
+		{ "queries",         0 },
+		{ "unmatched",       0 },
+		{ "update-security", 0 },
+		{ "query-errors",    0 },
+		{ NULL,              0 }
+};
+
+static void
+cleanup_managers(void) {
+	if (maintask != NULL)
+		isc_task_destroy(&maintask);
+	if (socketmgr != NULL)
+		isc_socketmgr_destroy(&socketmgr);
+	if (taskmgr != NULL)
+		isc_taskmgr_destroy(&taskmgr);
+	if (timermgr != NULL)
+		isc_timermgr_destroy(&timermgr);
+}
+
+static isc_result_t
+create_managers(unsigned int workers) {
+	isc_result_t result;
+	char *p;
+
+	if (workers == 0) {
+#ifdef ISC_PLATFORM_USETHREADS
+		workers = isc_os_ncpus();
+#else
+		workers = 1;
+#endif
+	}
+
+	p = getenv("ISC_TASK_WORKERS");
+	if (p != NULL) {
+		workers = atoi(p);
+	}
+
+	CHECK(isc_taskmgr_create(mctx, workers, 0, &taskmgr));
+	CHECK(isc_task_create(taskmgr, 0, &maintask));
+	isc_taskmgr_setexcltask(taskmgr, maintask);
+
+	CHECK(isc_timermgr_create(mctx, &timermgr));
+	CHECK(isc_socketmgr_create(mctx, &socketmgr));
+	return (ISC_R_SUCCESS);
+
+ cleanup:
+	cleanup_managers();
+	return (result);
+}
+
+isc_result_t
+isc_test_begin(FILE *logfile, bool start_managers,
+	       unsigned int workers)
+{
+	isc_result_t result;
+
+	isc_mem_debugging |= ISC_MEM_DEBUGRECORD;
+	CHECK(isc_mem_create(0, 0, &mctx));
+	CHECK(isc_entropy_create(mctx, &ectx));
+
+	CHECK(isc_hash_create(mctx, ectx, 255));
+	hash_active = true;
+
+	if (logfile != NULL) {
+		isc_logdestination_t destination;
+		isc_logconfig_t *logconfig = NULL;
+
+		CHECK(isc_log_create(mctx, &lctx, &logconfig));
+		isc_log_registercategories(lctx, categories);
+		isc_log_setcontext(lctx);
+
+		destination.file.stream = logfile;
+		destination.file.name = NULL;
+		destination.file.versions = ISC_LOG_ROLLNEVER;
+		destination.file.maximum_size = 0;
+		CHECK(isc_log_createchannel(logconfig, "stderr",
+					    ISC_LOG_TOFILEDESC,
+					    ISC_LOG_DYNAMIC,
+					    &destination, 0));
+		CHECK(isc_log_usechannel(logconfig, "stderr", NULL, NULL));
+	}
+
+#ifdef ISC_PLATFORM_USETHREADS
+	ncpus = isc_os_ncpus();
+#else
+	ncpus = 1;
+#endif
+
+	if (start_managers) {
+		CHECK(create_managers(workers));
+	}
+
+	return (ISC_R_SUCCESS);
+
+  cleanup:
+	isc_test_end();
+	return (result);
+}
+
+void
+isc_test_end(void) {
+	if (maintask != NULL)
+		isc_task_detach(&maintask);
+	if (taskmgr != NULL)
+		isc_taskmgr_destroy(&taskmgr);
+	if (hash_active) {
+		isc_hash_destroy();
+		hash_active = false;
+	}
+	if (ectx != NULL)
+		isc_entropy_detach(&ectx);
+
+	cleanup_managers();
+
+	if (lctx != NULL)
+		isc_log_destroy(&lctx);
+	if (mctx != NULL)
+		isc_mem_destroy(&mctx);
+}
+
+/*
+ * Sleep for 'usec' microseconds.
+ */
+void
+isc_test_nap(uint32_t usec) {
+#ifdef HAVE_NANOSLEEP
+	struct timespec ts;
+
+	ts.tv_sec = usec / 1000000;
+	ts.tv_nsec = (usec % 1000000) * 1000;
+	nanosleep(&ts, NULL);
+#elif HAVE_USLEEP
+	usleep(usec);
+#else
+	/*
+	 * No fractional-second sleep function is available, so we
+	 * round up to the nearest second and sleep instead
+	 */
+	sleep((usec / 1000000) + 1);
+#endif
+}