"bionic/sync_file_range.cpp",
"bionic/sysinfo.cpp",
"bionic/syslog.cpp",
+ "bionic/sys_msg.cpp",
+ "bionic/sys_sem.cpp",
+ "bionic/sys_shm.cpp",
"bionic/sys_siglist.c",
"bionic/sys_signame.c",
"bionic/sys_time.cpp",
--- /dev/null
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/msg.h>
+
+#include <sys/syscall.h>
+#include <unistd.h>
+
+int msgctl(int id, int cmd, msqid_ds* buf) {
+#if !defined(__LP64__)
+ // Annoyingly, the kernel requires this for 32-bit but rejects it for 64-bit.
+ cmd |= IPC_64;
+#endif
+#if __i386__
+ return syscall(SYS_ipc, MSGCTL, id, cmd, 0, buf, 0);
+#else
+ return syscall(SYS_msgctl, id, cmd, buf);
+#endif
+}
+
+int msgget(key_t key, int flags) {
+#if __i386__
+ return syscall(SYS_ipc, MSGGET, key, flags, 0, 0, 0);
+#else
+ return syscall(SYS_msgget, key, flags);
+#endif
+}
+
+ssize_t msgrcv(int id, void* msg, size_t n, long type, int flags) {
+#if __i386__
+ return syscall(SYS_ipc, IPCCALL(1, MSGRCV), id, n, flags, msg, type);
+#else
+ return syscall(SYS_msgrcv, id, msg, n, type, flags);
+#endif
+}
+
+int msgsnd(int id, const void* msg, size_t n, int flags) {
+#if __i386__
+ return syscall(SYS_ipc, MSGSND, id, n, flags, msg, 0);
+#else
+ return syscall(SYS_msgsnd, id, msg, n, flags);
+#endif
+}
--- /dev/null
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/sem.h>
+
+#include <stdarg.h>
+#include <sys/syscall.h>
+#include <unistd.h>
+
+int semctl(int id, int num, int cmd, ...) {
+#if !defined(__LP64__)
+ // Annoyingly, the kernel requires this for 32-bit but rejects it for 64-bit.
+ cmd |= IPC_64;
+#endif
+ va_list ap;
+ va_start(ap, cmd);
+ semun arg = va_arg(ap, semun);
+ va_end(ap);
+#if __i386__
+ return syscall(SYS_ipc, SEMCTL, id, num, cmd, &arg, 0);
+#else
+ return syscall(SYS_semctl, id, num, cmd, arg);
+#endif
+}
+
+int semget(key_t key, int n, int flags) {
+#if __i386__
+ return syscall(SYS_ipc, SEMGET, key, n, flags, 0, 0);
+#else
+ return syscall(SYS_semget, key, n, flags);
+#endif
+}
+
+int semop(int id, sembuf* ops, size_t op_count) {
+ return semtimedop(id, ops, op_count, nullptr);
+}
+
+int semtimedop(int id, sembuf* ops, size_t op_count, const timespec* ts) {
+#if __i386__
+ return syscall(SYS_ipc, SEMTIMEDOP, id, op_count, 0, ops, ts);
+#else
+ return syscall(SYS_semtimedop, id, ops, op_count, ts);
+#endif
+}
--- /dev/null
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/shm.h>
+
+#include <sys/syscall.h>
+#include <unistd.h>
+
+void* shmat(int id, const void* address, int flags) {
+#if __i386__
+ // See the kernel's ipc/syscall.c for the other side of this dance.
+ void* result = nullptr;
+ if (syscall(SYS_ipc, SHMAT, id, flags, &result, address, 0) == -1) {
+ return reinterpret_cast<void*>(-1);
+ }
+ return result;
+#else
+ return reinterpret_cast<void*>(syscall(SYS_shmat, id, address, flags));
+#endif
+}
+
+int shmctl(int id, int cmd, struct shmid_ds* buf) {
+#if !defined(__LP64__)
+ // Annoyingly, the kernel requires this for 32-bit but rejects it for 64-bit.
+ cmd |= IPC_64;
+#endif
+#if __i386__
+ return syscall(SYS_ipc, SHMCTL, id, cmd, 0, buf, 0);
+#else
+ return syscall(SYS_shmctl, id, cmd, buf);
+#endif
+}
+
+int shmdt(const void* address) {
+#if __i386__
+ return syscall(SYS_ipc, SHMDT, 0, 0, 0, address, 0);
+#else
+ return syscall(SYS_shmdt, address);
+#endif
+}
+
+int shmget(key_t key, size_t size, int flags) {
+#if __i386__
+ return syscall(SYS_ipc, SHMGET, key, size, flags, 0, 0);
+#else
+ return syscall(SYS_shmget, key, size, flags);
+#endif
+}
#include <sys/types.h>
#include <linux/ipc.h>
+#define ipc_perm ipc64_perm
+
__BEGIN_DECLS
key_t ftok(const char* path, int id);
#define _SYS_MSG_H_
#include <sys/cdefs.h>
+#include <sys/ipc.h>
+
#include <linux/msg.h>
+#define msqid_ds msqid64_ds
+
+__BEGIN_DECLS
+
+typedef __kernel_ulong_t msgqnum_t;
+typedef __kernel_ulong_t msglen_t;
+
+int msgctl(int, int, struct msqid_ds*) __INTRODUCED_IN_FUTURE;
+int msgget(key_t, int) __INTRODUCED_IN_FUTURE;
+ssize_t msgrcv(int, void*, size_t, long, int) __INTRODUCED_IN_FUTURE;
+int msgsnd(int, const void*, size_t, int) __INTRODUCED_IN_FUTURE;
+
+__END_DECLS
+
#endif /* _SYS_MSG_H_ */
#define _SYS_SEM_H_
#include <sys/cdefs.h>
+#include <sys/ipc.h>
+#include <sys/types.h>
+
+#if defined(__USE_GNU)
+#include <bits/timespec.h>
+#endif
+
#include <linux/sem.h>
-#endif /* _SYS_SEM_H_ */
+#define semid_ds semid64_ds
+
+__BEGIN_DECLS
+
+int semctl(int, int, int, ...) __INTRODUCED_IN_FUTURE;
+int semget(key_t, int, int) __INTRODUCED_IN_FUTURE;
+int semop(int, struct sembuf*, size_t) __INTRODUCED_IN_FUTURE;
+
+#if defined(__USE_GNU)
+int semtimedop(int, struct sembuf*, size_t, const struct timespec*) __INTRODUCED_IN_FUTURE;
+#endif
+
+__END_DECLS
+
+#endif
--- /dev/null
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef _SYS_SHM_H_
+#define _SYS_SHM_H_
+
+#include <sys/cdefs.h>
+#include <sys/ipc.h>
+#include <sys/types.h>
+
+#include <linux/shm.h>
+
+#define shmid_ds shmid64_ds
+#define SHMLBA 4096
+
+__BEGIN_DECLS
+
+typedef unsigned long shmatt_t;
+
+void* shmat(int, const void*, int) __INTRODUCED_IN_FUTURE;
+int shmctl(int, int, struct shmid_ds*) __INTRODUCED_IN_FUTURE;
+int shmdt(const void*) __INTRODUCED_IN_FUTURE;
+int shmget(key_t, size_t, int) __INTRODUCED_IN_FUTURE;
+
+__END_DECLS
+
+#endif
"ARG_MAX": "_KERNEL_ARG_MAX",
# The kernel usage of __unused for unused struct fields conflicts with the macro defined in <sys/cdefs.h>.
"__unused": "__linux_unused",
+ # The non-64 stuff is legacy; msqid64_ds/ipc64_perm is what userspace wants.
+ "msqid_ds": "__kernel_legacy_msqid_ds",
+ "semid_ds": "__kernel_legacy_semid_ds",
+ "shmid_ds": "__kernel_legacy_shmid_ds",
+ "ipc_perm": "__kernel_legacy_ipc_perm",
# The kernel's _NSIG/NSIG are one less than the userspace value, so we need to move them aside.
"_NSIG": "_KERNEL__NSIG",
"NSIG": "_KERNEL_NSIG",
#include <linux/types.h>
#define IPC_PRIVATE ((__kernel_key_t) 0)
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-struct ipc_perm {
+struct __kernel_legacy_ipc_perm {
__kernel_key_t key;
__kernel_uid_t uid;
__kernel_gid_t gid;
#define MSG_EXCEPT 020000
#define MSG_COPY 040000
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-struct msqid_ds {
- struct ipc_perm msg_perm;
+struct __kernel_legacy_msqid_ds {
+ struct __kernel_legacy_ipc_perm msg_perm;
struct msg * msg_first;
struct msg * msg_last;
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
#define SEM_STAT 18
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
#define SEM_INFO 19
-struct semid_ds {
- struct ipc_perm sem_perm;
+struct __kernel_legacy_semid_ds {
+ struct __kernel_legacy_ipc_perm sem_perm;
__kernel_time_t sem_otime;
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
__kernel_time_t sem_ctime;
};
union semun {
int val;
- struct semid_ds __user * buf;
+ struct __kernel_legacy_semid_ds __user * buf;
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
unsigned short __user * array;
struct seminfo __user * __buf;
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
#define SHMALL (ULONG_MAX - (1UL << 24))
#define SHMSEG SHMMNI
-struct shmid_ds {
- struct ipc_perm shm_perm;
+struct __kernel_legacy_shmid_ds {
+ struct __kernel_legacy_ipc_perm shm_perm;
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
int shm_segsz;
__kernel_time_t shm_atime;
hasmntopt; # future
lutimes; # future
mblen; # future
+ msgctl; # future
+ msgget; # future
+ msgrcv; # future
+ msgsnd; # future
pthread_getname_np; # future
quotactl; # future
+ semctl; # future
+ semget; # future
+ semop; # future
+ semtimedop; # future
setdomainname; # future
setgrent; # future
setpwent; # future
+ shmat; # future
+ shmctl; # future
+ shmdt; # future
+ shmget; # future
sighold; # future
sigignore; # future
sigpause; # future
hasmntopt; # future
lutimes; # future
mblen; # future
+ msgctl; # future
+ msgget; # future
+ msgrcv; # future
+ msgsnd; # future
pthread_getname_np; # future
quotactl; # future
+ semctl; # future
+ semget; # future
+ semop; # future
+ semtimedop; # future
setdomainname; # future
setgrent; # future
setpwent; # future
+ shmat; # future
+ shmctl; # future
+ shmdt; # future
+ shmget; # future
sighold; # future
sigignore; # future
sigpause; # future
hasmntopt; # future
lutimes; # future
mblen; # future
+ msgctl; # future
+ msgget; # future
+ msgrcv; # future
+ msgsnd; # future
pthread_getname_np; # future
quotactl; # future
+ semctl; # future
+ semget; # future
+ semop; # future
+ semtimedop; # future
setdomainname; # future
setgrent; # future
setpwent; # future
+ shmat; # future
+ shmctl; # future
+ shmdt; # future
+ shmget; # future
sighold; # future
sigignore; # future
sigpause; # future
hasmntopt; # future
lutimes; # future
mblen; # future
+ msgctl; # future
+ msgget; # future
+ msgrcv; # future
+ msgsnd; # future
pthread_getname_np; # future
quotactl; # future
+ semctl; # future
+ semget; # future
+ semop; # future
+ semtimedop; # future
setdomainname; # future
setgrent; # future
setpwent; # future
+ shmat; # future
+ shmctl; # future
+ shmdt; # future
+ shmget; # future
sighold; # future
sigignore; # future
sigpause; # future
hasmntopt; # future
lutimes; # future
mblen; # future
+ msgctl; # future
+ msgget; # future
+ msgrcv; # future
+ msgsnd; # future
pthread_getname_np; # future
quotactl; # future
+ semctl; # future
+ semget; # future
+ semop; # future
+ semtimedop; # future
setdomainname; # future
setgrent; # future
setpwent; # future
+ shmat; # future
+ shmctl; # future
+ shmdt; # future
+ shmget; # future
sighold; # future
sigignore; # future
sigpause; # future
hasmntopt; # future
lutimes; # future
mblen; # future
+ msgctl; # future
+ msgget; # future
+ msgrcv; # future
+ msgsnd; # future
pthread_getname_np; # future
quotactl; # future
+ semctl; # future
+ semget; # future
+ semop; # future
+ semtimedop; # future
setdomainname; # future
setgrent; # future
setpwent; # future
+ shmat; # future
+ shmctl; # future
+ shmdt; # future
+ shmget; # future
sighold; # future
sigignore; # future
sigpause; # future
hasmntopt; # future
lutimes; # future
mblen; # future
+ msgctl; # future
+ msgget; # future
+ msgrcv; # future
+ msgsnd; # future
pthread_getname_np; # future
quotactl; # future
+ semctl; # future
+ semget; # future
+ semop; # future
+ semtimedop; # future
setdomainname; # future
setgrent; # future
setpwent; # future
+ shmat; # future
+ shmctl; # future
+ shmdt; # future
+ shmget; # future
sighold; # future
sigignore; # future
sigpause; # future
"sstream_test.cpp",
"sys_epoll_test.cpp",
"sys_mman_test.cpp",
+ "sys_msg_test.cpp",
"sys_personality_test.cpp",
"sys_prctl_test.cpp",
"sys_procfs_test.cpp",
"sys_quota_test.cpp",
"sys_resource_test.cpp",
"sys_select_test.cpp",
+ "sys_sem_test.cpp",
"sys_sendfile_test.cpp",
+ "sys_shm_test.cpp",
"sys_socket_test.cpp",
"sys_stat_test.cpp",
"sys_statvfs_test.cpp",
--- /dev/null
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <gtest/gtest.h>
+
+#include <errno.h>
+#include <sys/msg.h>
+
+#include "TemporaryFile.h"
+
+TEST(sys_msg, smoke) {
+ // Create a queue.
+ TemporaryDir dir;
+ key_t key = ftok(dir.dirname, 1);
+ int id = msgget(key, IPC_CREAT|0666);
+ ASSERT_NE(id, -1);
+
+ // Queue should be empty.
+ msqid_ds ds;
+ memset(&ds, 0, sizeof(ds));
+ ASSERT_EQ(0, msgctl(id, IPC_STAT, &ds));
+ ASSERT_EQ(0U, ds.msg_qnum);
+ ASSERT_EQ(0U, ds.msg_cbytes);
+
+ // Send a message.
+ struct {
+ long type;
+ char data[32];
+ } msg = { 1, "hello world" };
+ ASSERT_EQ(0, msgsnd(id, &msg, sizeof(msg), 0));
+
+ // Queue should be non-empty.
+ ASSERT_EQ(0, msgctl(id, IPC_STAT, &ds));
+ ASSERT_EQ(1U, ds.msg_qnum);
+ ASSERT_EQ(sizeof(msg), ds.msg_cbytes);
+
+ // Read the message.
+ memset(&msg, 0, sizeof(msg));
+ ASSERT_EQ(static_cast<ssize_t>(sizeof(msg)), msgrcv(id, &msg, sizeof(msg), 0, 0));
+ ASSERT_EQ(1, msg.type);
+ ASSERT_STREQ("hello world", msg.data);
+
+ // Destroy the queue.
+ ASSERT_EQ(0, msgctl(id, IPC_RMID, 0));
+}
+
+TEST(sys_msg, msgctl_failure) {
+ errno = 0;
+ ASSERT_EQ(-1, msgctl(-1, IPC_STAT, nullptr));
+ ASSERT_EQ(EINVAL, errno);
+}
+
+TEST(sys_msg, msgget_failure) {
+ errno = 0;
+ ASSERT_EQ(-1, msgget(-1, 0));
+ ASSERT_EQ(ENOENT, errno);
+}
+
+TEST(sys_msg, msgrcv_failure) {
+ errno = 0;
+ ASSERT_EQ(-1, msgrcv(-1, nullptr, 0, 0, 0));
+ ASSERT_EQ(EINVAL, errno);
+}
+
+TEST(sys_msg, msgsnd_failure) {
+ errno = 0;
+ ASSERT_EQ(-1, msgsnd(-1, "", 0, 0));
+ ASSERT_EQ(EINVAL, errno);
+}
--- /dev/null
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <gtest/gtest.h>
+
+#include <errno.h>
+#include <sys/sem.h>
+
+#include "TemporaryFile.h"
+
+TEST(sys_sem, smoke) {
+ // Create a semaphore.
+ TemporaryDir dir;
+ key_t key = ftok(dir.dirname, 1);
+ int id = semget(key, 1, IPC_CREAT|0666);
+ ASSERT_NE(id, -1);
+
+ // Check semaphore info.
+ semid_ds ds;
+ memset(&ds, 0, sizeof(ds));
+ ASSERT_EQ(0, semctl(id, 0, IPC_STAT, &ds));
+ ASSERT_EQ(1U, ds.sem_nsems);
+
+ ASSERT_EQ(0, semctl(id, 0, GETVAL));
+
+ // Increment.
+ sembuf ops[] = {{ .sem_num = 0, .sem_op = 1, .sem_flg = 0 }};
+ ASSERT_EQ(0, semop(id, ops, 1));
+ ASSERT_EQ(1, semctl(id, 0, GETVAL));
+
+ // Test timeouts.
+ timespec ts = { .tv_sec = 0, .tv_nsec = 100 };
+ ops[0] = { .sem_num = 0, .sem_op = 0, .sem_flg = 0 };
+ errno = 0;
+ ASSERT_EQ(-1, semtimedop(id, ops, 1, &ts));
+ ASSERT_EQ(EAGAIN, errno);
+ ASSERT_EQ(1, semctl(id, 0, GETVAL));
+
+ // Decrement.
+ ops[0] = { .sem_num = 0, .sem_op = -1, .sem_flg = 0 };
+ ASSERT_EQ(0, semop(id, ops, 1));
+ ASSERT_EQ(0, semctl(id, 0, GETVAL));
+
+ // Destroy the semaphore.
+ ASSERT_EQ(0, semctl(id, 0, IPC_RMID));
+}
+
+TEST(sys_sem, semget_failure) {
+ errno = 0;
+ ASSERT_EQ(-1, semget(-1, -1, 0));
+ ASSERT_EQ(EINVAL, errno);
+}
+
+TEST(sys_sem, semctl_failure) {
+ errno = 0;
+ ASSERT_EQ(-1, semctl(-1, 0, IPC_RMID));
+ ASSERT_EQ(EINVAL, errno);
+}
+
+TEST(sys_sem, semop_failure) {
+ errno = 0;
+ ASSERT_EQ(-1, semop(-1, nullptr, 0));
+ ASSERT_EQ(EINVAL, errno);
+}
+
+TEST(sys_sem, semtimedop_failure) {
+ errno = 0;
+ ASSERT_EQ(-1, semtimedop(-1, nullptr, 0, nullptr));
+ ASSERT_EQ(EINVAL, errno);
+}
--- /dev/null
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <gtest/gtest.h>
+
+#include <errno.h>
+#include <sys/shm.h>
+
+#include "TemporaryFile.h"
+
+TEST(sys_shm, smoke) {
+ // Create a segment.
+ TemporaryDir dir;
+ key_t key = ftok(dir.dirname, 1);
+ int id = shmget(key, 1234, IPC_CREAT|0666);
+ ASSERT_NE(id, -1);
+
+ // Check segment info.
+ shmid_ds ds;
+ memset(&ds, 0, sizeof(ds));
+ ASSERT_EQ(0, shmctl(id, IPC_STAT, &ds));
+ ASSERT_EQ(1234U, ds.shm_segsz);
+
+ // Attach.
+ void* p = shmat(id, 0, SHM_RDONLY);
+ ASSERT_NE(p, nullptr);
+
+ // Detach.
+ ASSERT_EQ(0, shmdt(p));
+
+ // Destroy the segment.
+ ASSERT_EQ(0, shmctl(id, IPC_RMID, 0));
+}
+
+TEST(sys_shm, shmat_failure) {
+ errno = 0;
+ ASSERT_EQ(reinterpret_cast<void*>(-1), shmat(-1, 0, SHM_RDONLY));
+ ASSERT_EQ(EINVAL, errno);
+}
+
+TEST(sys_shm, shmctl_failure) {
+ errno = 0;
+ ASSERT_EQ(-1, shmctl(-1, IPC_STAT, nullptr));
+ ASSERT_EQ(EINVAL, errno);
+}
+
+TEST(sys_shm, shmdt_failure) {
+ errno = 0;
+ ASSERT_EQ(-1, shmdt(nullptr));
+ ASSERT_EQ(EINVAL, errno);
+}
+
+TEST(sys_shm, shmget_failure) {
+ errno = 0;
+ ASSERT_EQ(-1, shmget(-1, 1234, 0));
+ ASSERT_EQ(ENOENT, errno);
+}