1 files changed, 145 insertions, 0 deletions
diff --git a/src/kernel/tests/lib/tst_safe_sysv_ipc.c b/src/kernel/tests/lib/tst_safe_sysv_ipc.c
new file mode 100644
index 0000000..30b5f6e
--- /dev/null
+++ b/src/kernel/tests/lib/tst_safe_sysv_ipc.c
@@ -0,0 +1,145 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2017 Xiao yang <yangx.jy@cn.fujitsu.com>
+ */
+
+#include <sys/types.h>
+#include <sys/ipc.h>
+#include <sys/msg.h>
+#include <sys/shm.h>
+#define TST_NO_DEFAULT_MAIN
+#include "tst_test.h"
+#include "tst_safe_sysv_ipc.h"
+
+/*
+ * The IPC_STAT, IPC_SET and IPC_RMID can return either 0 or -1.
+ *
+ * Linux specific cmds either returns -1 on failure or positive integer
+ * either index into an kernel array or shared primitive indentifier.
+ */
+static int ret_check(int cmd, int ret)
+{
+	switch (cmd) {
+	case IPC_STAT:
+	case IPC_SET:
+	case IPC_RMID:
+		return ret != 0;
+	default:
+		return ret == -1;
+	}
+}
+
+int safe_msgget(const char *file, const int lineno, key_t key, int msgflg)
+{
+	int rval;
+
+	rval = msgget(key, msgflg);
+	if (rval == -1) {
+		tst_brk(TBROK | TERRNO, "%s:%d: msgget(%i, %x) failed",
+			file, lineno, (int)key, msgflg);
+	}
+
+	return rval;
+}
+
+int safe_msgsnd(const char *file, const int lineno, int msqid, const void *msgp,
+		size_t msgsz, int msgflg)
+{
+	int rval;
+
+	rval = msgsnd(msqid, msgp, msgsz, msgflg);
+	if (rval == -1) {
+		tst_brk(TBROK | TERRNO,
+			"%s:%d: msgsnd(%i, %p, %zu, %x) failed",
+			file, lineno, msqid, msgp, msgsz, msgflg);
+	}
+
+	return rval;
+}
+
+ssize_t safe_msgrcv(const char *file, const int lineno, int msqid, void *msgp,
+		size_t msgsz, long msgtyp, int msgflg)
+{
+	ssize_t rval;
+
+	rval = msgrcv(msqid, msgp, msgsz, msgtyp, msgflg);
+	if (rval == -1) {
+		tst_brk(TBROK | TERRNO,
+			"%s:%d: msgrcv(%i, %p, %zu, %li, %x) failed",
+			file, lineno, msqid, msgp, msgsz, msgtyp, msgflg);
+	}
+
+	return rval;
+}
+
+int safe_msgctl(const char *file, const int lineno, int msqid, int cmd,
+		struct msqid_ds *buf)
+{
+	int rval;
+
+	rval = msgctl(msqid, cmd, buf);
+	if (ret_check(cmd, rval)) {
+		tst_brk(TBROK | TERRNO,
+			"%s:%d: msgctl(%i, %i, %p) = %i failed",
+			file, lineno, msqid, cmd, buf, rval);
+	}
+
+
+	return rval;
+}
+
+int safe_shmget(const char *file, const int lineno, key_t key, size_t size,
+		int shmflg)
+{
+	int rval;
+
+	rval = shmget(key, size, shmflg);
+	if (rval == -1) {
+		tst_brk(TBROK | TERRNO, "%s:%d: shmget(%i, %zu, %x) failed",
+			file, lineno, (int)key, size, shmflg);
+	}
+
+	return rval;
+}
+
+void *safe_shmat(const char *file, const int lineno, int shmid,
+		const void *shmaddr, int shmflg)
+{
+	void *rval;
+
+	rval = shmat(shmid, shmaddr, shmflg);
+	if (rval == (void *)-1) {
+		tst_brk(TBROK | TERRNO, "%s:%d: shmat(%i, %p, %x) failed",
+			file, lineno, shmid, shmaddr, shmflg);
+	}
+
+	return rval;
+}
+
+int safe_shmdt(const char *file, const int lineno, const void *shmaddr)
+{
+	int rval;
+
+	rval = shmdt(shmaddr);
+	if (rval == -1) {
+		tst_brk(TBROK | TERRNO, "%s:%d: shmdt(%p) failed",
+			file, lineno, shmaddr);
+	}
+
+	return rval;
+}
+
+int safe_shmctl(const char *file, const int lineno, int shmid, int cmd,
+		struct shmid_ds *buf)
+{
+	int rval;
+
+	rval = shmctl(shmid, cmd, buf);
+	if (ret_check(cmd, rval)) {
+		tst_brk(TBROK | TERRNO,
+			"%s:%d: shmctl(%i, %i, %p) = %i failed",
+			file, lineno, shmid, cmd, buf, rval);
+	}
+
+	return rval;
+}