From 9d14db15b121c81a008098c46053d98cd6a0da6b Mon Sep 17 00:00:00 2001 From: Stacey Son Date: Mon, 25 Sep 2023 21:27:06 +0300 Subject: [PATCH] bsd-user: Implement shm_unlink(2) and shmget(2) Signed-off-by: Stacey Son Signed-off-by: Karim Taha Reviewed-by: Warner Losh Reviewed-by: Richard Henderson Message-Id: <20230925182709.4834-21-kariem.taha2.7@gmail.com> --- bsd-user/bsd-mem.h | 23 +++++++++++++++++++++++ bsd-user/freebsd/os-syscall.c | 8 ++++++++ 2 files changed, 31 insertions(+) diff --git a/bsd-user/bsd-mem.h b/bsd-user/bsd-mem.h index f8dc943c23..c362cc07a3 100644 --- a/bsd-user/bsd-mem.h +++ b/bsd-user/bsd-mem.h @@ -282,4 +282,27 @@ static inline abi_long do_bsd_shm_open(abi_ulong arg1, abi_long arg2, return ret; } +/* shm_unlink(2) */ +static inline abi_long do_bsd_shm_unlink(abi_ulong arg1) +{ + int ret; + void *p; + + p = lock_user_string(arg1); + if (p == NULL) { + return -TARGET_EFAULT; + } + ret = get_errno(shm_unlink(p)); /* XXX path(p)? */ + unlock_user(p, arg1, 0); + + return ret; +} + +/* shmget(2) */ +static inline abi_long do_bsd_shmget(abi_long arg1, abi_ulong arg2, + abi_long arg3) +{ + return get_errno(shmget(arg1, arg2, arg3)); +} + #endif /* BSD_USER_BSD_MEM_H */ diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index 0d4c3118f0..4f67677eb9 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -859,6 +859,14 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1, break; #endif + case TARGET_FREEBSD_NR_shm_unlink: /* shm_unlink(2) */ + ret = do_bsd_shm_unlink(arg1); + break; + + case TARGET_FREEBSD_NR_shmget: /* shmget(2) */ + ret = do_bsd_shmget(arg1, arg2, arg3); + break; + /* * Misc */ -- 2.39.5