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