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[PATCH v6 21/23] bsd-user: Implement shmctl(2)
From: |
Karim Taha |
Subject: |
[PATCH v6 21/23] bsd-user: Implement shmctl(2) |
Date: |
Mon, 25 Sep 2023 21:27:07 +0300 |
From: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Karim Taha <kariem.taha2.7@gmail.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
bsd-user/bsd-mem.h | 39 +++++++++++++++++++++++++++++++++++
bsd-user/freebsd/os-syscall.c | 4 ++++
2 files changed, 43 insertions(+)
diff --git a/bsd-user/bsd-mem.h b/bsd-user/bsd-mem.h
index c362cc07a3..b82f3eaa25 100644
--- a/bsd-user/bsd-mem.h
+++ b/bsd-user/bsd-mem.h
@@ -305,4 +305,43 @@ static inline abi_long do_bsd_shmget(abi_long arg1,
abi_ulong arg2,
return get_errno(shmget(arg1, arg2, arg3));
}
+/* shmctl(2) */
+static inline abi_long do_bsd_shmctl(abi_long shmid, abi_long cmd,
+ abi_ulong buff)
+{
+ struct shmid_ds dsarg;
+ abi_long ret = -TARGET_EINVAL;
+
+ cmd &= 0xff;
+
+ switch (cmd) {
+ case IPC_STAT:
+ if (target_to_host_shmid_ds(&dsarg, buff)) {
+ return -TARGET_EFAULT;
+ }
+ ret = get_errno(shmctl(shmid, cmd, &dsarg));
+ if (host_to_target_shmid_ds(buff, &dsarg)) {
+ return -TARGET_EFAULT;
+ }
+ break;
+
+ case IPC_SET:
+ if (target_to_host_shmid_ds(&dsarg, buff)) {
+ return -TARGET_EFAULT;
+ }
+ ret = get_errno(shmctl(shmid, cmd, &dsarg));
+ break;
+
+ case IPC_RMID:
+ ret = get_errno(shmctl(shmid, cmd, NULL));
+ break;
+
+ default:
+ ret = -TARGET_EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
#endif /* BSD_USER_BSD_MEM_H */
diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c
index f0ccd787e5..664b8de104 100644
--- a/bsd-user/freebsd/os-syscall.c
+++ b/bsd-user/freebsd/os-syscall.c
@@ -663,6 +663,10 @@ static abi_long freebsd_syscall(void *cpu_env, int num,
abi_long arg1,
ret = do_bsd_shmget(arg1, arg2, arg3);
break;
+ case TARGET_FREEBSD_NR_shmctl: /* shmctl(2) */
+ ret = do_bsd_shmctl(arg1, arg2, arg3);
+ break;
+
/*
* Misc
*/
--
2.42.0
- [PATCH v6 05/23] bsd-user: Implement shm_open2(2) system call, (continued)
- [PATCH v6 05/23] bsd-user: Implement shm_open2(2) system call, Karim Taha, 2023/09/25
- [PATCH v6 10/23] bsd-user: Implement shmid_ds conversion between host and target., Karim Taha, 2023/09/25
- [PATCH v6 09/23] bsd-user: Implement ipc_perm conversion between host and target., Karim Taha, 2023/09/25
- [PATCH v6 12/23] bsd-user: Implement mmap(2) and munmap(2), Karim Taha, 2023/09/25
- [PATCH v6 11/23] bsd-user: Introduce bsd-mem.h to the source tree, Karim Taha, 2023/09/25
- [PATCH v6 14/23] bsd-user: Implement msync(2), Karim Taha, 2023/09/25
- [PATCH v6 13/23] bsd-user: Implement mprotect(2), Karim Taha, 2023/09/25
- [PATCH v6 15/23] bsd-user: Implement mlock(2), munlock(2), mlockall(2), munlockall(2), minherit(2), Karim Taha, 2023/09/25
- [PATCH v6 16/23] bsd-user: Implment madvise(2) to match the linux-user implementation., Karim Taha, 2023/09/25
- [PATCH v6 18/23] bsd-user: Implement do_obreak function, Karim Taha, 2023/09/25
- [PATCH v6 21/23] bsd-user: Implement shmctl(2),
Karim Taha <=
- [PATCH v6 19/23] bsd-user: Implement shm_open(2), Karim Taha, 2023/09/25
- [PATCH v6 22/23] bsd-user: Implement shmat(2) and shmdt(2), Karim Taha, 2023/09/25
- [PATCH v6 17/23] bsd-user: Implement mincore(2), Karim Taha, 2023/09/25
- [PATCH v6 20/23] bsd-user: Implement shm_unlink(2) and shmget(2), Karim Taha, 2023/09/25
- [PATCH v6 23/23] bsd-user: Add stubs for vadvise(), sbrk() and sstk(), Karim Taha, 2023/09/25
- Re: [PATCH v6 00/23] bsd-user: Implement mmap related system calls for FreeBSD., Warner Losh, 2023/09/27