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bsd-user: Implement shm_unlink(2) and shmget(2) 

Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Karim Taha <kariem.taha2.7@gmail.com>
Reviewed-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230925182709.4834-21-kariem.taha2.7@gmail.com>
This commit is contained in:
Stacey Son 2023-09-25 21:27:06 +03:00 committed by Warner Losh
parent 4f0be683e3
commit 9d14db15b1
2 changed files with 31 additions and 0 deletions
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23
bsd-user/bsd-mem.h
View File

@ -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 */

8
bsd-user/freebsd/os-syscall.c
View File

@ -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
*/