Kernel updates since December 2009

2026-04-10 14:09:04 +02:00 · 2010-03-25 01:12:40 +02:00
parent 16818191b3
commit 74b5963fcb
487 changed files with 22477 additions and 3857 deletions
--- a/conts/test_suite0/src/captest.c
+++ b/conts/test_suite0/src/captest.c
@@ -0,0 +1,148 @@
+#include <thread.h>
+#include <container.h>
+#include <capability.h>
+#include <tests.h>
+#include <l4/api/errno.h>
+#include <l4lib/macros.h>
+#include L4LIB_INC_ARCH(syslib.h)
+#include <l4/api/capability.h>
+
+int simple_pager_thread(void *arg)
+{
+	int err;
+	int res = *(int *)arg;
+	struct task_ids ids;
+	int testres = 0;
+
+	l4_getid(&ids);
+
+	printf("Thread spawned from pager, \
+	       trying to create new thread.\n");
+	err = l4_thread_control(THREAD_CREATE |
+				TC_SHARE_SPACE, &ids);
+
+	if (res == 0)
+		if (err == -ENOCAP ||
+		    err == -ENOMEM) {
+			printf("Creation failed with %d "
+			       "as expected.\n", err);
+			testres = 0;
+		} else {
+			printf("Creation was supposed to fail "
+			       "with %d or %d, but err = %d\n",
+			       -ENOMEM, -ENOCAP, err);
+			testres = 1;
+		}
+	else
+		if (err == 0) {
+			// printf("Creation succeeded as expected.\n");
+			testres = 0;
+		} else {
+			printf("Creation was supposed to succeed, "
+			       "but err = %d\n", err);
+			testres = 1;
+		}
+
+	/* Destroy thread we created */
+	if (err == 0 &&
+	    res == 0)
+		l4_thread_control(THREAD_DESTROY, &ids);
+
+	/* Destroy self */
+	l4_exit(testres);
+
+	return 0;
+}
+
+int wait_check_test(struct task_ids *ids)
+{
+	int result;
+
+	/* Wait for thread to finish */
+	result = l4_thread_control(THREAD_WAIT, ids);
+	if (result < 0) {
+		printf("Waiting on (%d)'s exit failed.\n", ids->tid);
+		return -1;
+	} else if (result > 0) {
+		printf("Top-level test has failed\n");
+	}
+	/* Else it is a success */
+
+	return 0;
+}
+
+int capability_test(void)
+{
+	int err;
+	struct task_ids ids;
+	int TEST_MUST_FAIL = 0;
+	//int TEST_MUST_SUCCEED = 1;
+
+	/* Read pager capabilities */
+	caps_read_all();
+
+	/*
+	 * Create new thread that will attempt
+	 * a pager privileged operation
+	 */
+	if ((err = thread_create(simple_pager_thread,
+				 &TEST_MUST_FAIL,
+				 TC_SHARE_SPACE, &ids)) < 0) {
+		printf("Top-level simple_pager creation failed.\n");
+		goto out_err;
+	}
+
+	printf("waititng for result\n");
+	/* Wait for test to finish and check result */
+	if (wait_check_test(&ids) < 0)
+		goto out_err;
+#if 0
+
+	/* Destroy test thread */
+	if ((err = l4_thread_control(THREAD_DESTROY, &ids)) < 0) {
+		printf("Destruction of top-level simple_pager failed.\n");
+		BUG();
+	}
+
+	/*
+	 * Share operations with the same thread
+	 * group
+	 */
+	if ((err = l4_capability_control(CAP_CONTROL_SHARE,
+					 CAP_SHARE_CONTAINER, 0)) < 0) {
+		printf("Sharing capability with thread group failed.\n");
+		goto out_err;
+	}
+
+	/*
+	 * Create new thread that will attempt a pager privileged
+	 * operation. This should succeed as we shared caps with
+	 * the thread group.
+	 */
+	if ((err = thread_create(simple_pager_thread,
+				 &TEST_MUST_SUCCEED,
+				 TC_SHARE_SPACE |
+				 TC_SHARE_GROUP, &ids)) < 0) {
+		printf("Top-level simple_pager creation failed.\n");
+		goto out_err;
+	}
+
+	/* Wait for test to finish and check result */
+	if (wait_check_test(&ids) < 0)
+		goto out_err;
+
+	/* Destroy test thread */
+	if ((err = l4_thread_control(THREAD_DESTROY, &ids)) < 0) {
+		printf("Destruction of top-level simple_pager failed.\n");
+		BUG();
+	}
+#endif
+
+	printf("Capability Sharing Test		-- PASSED --\n");
+
+	return 0;
+
+out_err:
+	printf("Capability Sharing Test		-- FAILED --\n");
+	return 0;
+}