From: Karim Taha <kariem.taha2.7@gmail.com>
To: qemu-devel@nongnu.org
Cc: imp@bsdimp.com, Stacey Son <sson@FreeBSD.org>,
Karim Taha <kariem.taha2.7@gmail.com>
Subject: [PATCH v2 10/23] bsd-user: Implement shmid_ds conversion between host and target.
Date: Thu, 7 Sep 2023 09:42:49 +0200 [thread overview]
Message-ID: <20230907074302.79234-11-kariem.taha2.7@gmail.com> (raw)
In-Reply-To: <20230907074302.79234-1-kariem.taha2.7@gmail.com>
From: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Karim Taha <kariem.taha2.7@gmail.com>
---
bsd-user/bsd-mem.c | 43 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)
diff --git a/bsd-user/bsd-mem.c b/bsd-user/bsd-mem.c
index 46cda8eb5c..eea499a727 100644
--- a/bsd-user/bsd-mem.c
+++ b/bsd-user/bsd-mem.c
@@ -43,6 +43,28 @@ void target_to_host_ipc_perm__locked(struct ipc_perm *host_ip,
__get_user(host_ip->key, &target_ip->key);
}
+abi_long target_to_host_shmid_ds(struct shmid_ds *host_sd,
+ abi_ulong target_addr)
+{
+ struct target_shmid_ds *target_sd;
+
+ if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) {
+ return -TARGET_EFAULT;
+ }
+
+ target_to_host_ipc_perm__locked(&(host_sd->shm_perm), &(target_sd->shm_perm));
+ __get_user(host_sd->shm_segsz, &target_sd->shm_segsz);
+ __get_user(host_sd->shm_lpid, &target_sd->shm_lpid);
+ __get_user(host_sd->shm_cpid, &target_sd->shm_cpid);
+ __get_user(host_sd->shm_nattch, &target_sd->shm_nattch);
+ __get_user(host_sd->shm_atime, &target_sd->shm_atime);
+ __get_user(host_sd->shm_dtime, &target_sd->shm_dtime);
+ __get_user(host_sd->shm_ctime, &target_sd->shm_ctime);
+ unlock_user_struct(target_sd, target_addr, 0);
+
+ return 0;
+}
+
void host_to_target_ipc_perm__locked(struct target_ipc_perm *target_ip,
struct ipc_perm *host_ip)
{
@@ -55,3 +77,24 @@ void host_to_target_ipc_perm__locked(struct target_ipc_perm *target_ip,
__put_user(host_ip->key, &target_ip->key);
}
+abi_long host_to_target_shmid_ds(abi_ulong target_addr,
+ struct shmid_ds *host_sd)
+{
+ struct target_shmid_ds *target_sd;
+
+ if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) {
+ return -TARGET_EFAULT;
+ }
+
+ host_to_target_ipc_perm__locked(&(target_sd->shm_perm), &(host_sd->shm_perm));
+ __put_user(host_sd->shm_segsz, &target_sd->shm_segsz);
+ __put_user(host_sd->shm_lpid, &target_sd->shm_lpid);
+ __put_user(host_sd->shm_cpid, &target_sd->shm_cpid);
+ __put_user(host_sd->shm_nattch, &target_sd->shm_nattch);
+ __put_user(host_sd->shm_atime, &target_sd->shm_atime);
+ __put_user(host_sd->shm_dtime, &target_sd->shm_dtime);
+ __put_user(host_sd->shm_ctime, &target_sd->shm_ctime);
+ unlock_user_struct(target_sd, target_addr, 1);
+
+ return 0;
+}
--
2.42.0
next prev parent reply other threads:[~2023-09-09 4:37 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-07 7:42 [PATCH v2 00/23] bsd-user: Implement mmap related system calls for FreeBSD Karim Taha
2023-09-07 7:42 ` [PATCH v2 01/23] bsd-user: Implement struct target_ipc_perm Karim Taha
2023-09-07 7:42 ` [PATCH v2 02/23] bsd-user: Implement struct target_shmid_ds Karim Taha
2023-09-07 7:42 ` [PATCH v2 03/23] bsd-user: Declarations for ipc_perm and shmid_ds conversion functions Karim Taha
2023-09-07 7:42 ` [PATCH v2 04/23] bsd-user: Introduce freebsd/os-misc.h to the source tree Karim Taha
2023-09-07 7:42 ` [PATCH v2 05/23] bsd-user: Implement shm_open2(2) system call Karim Taha
2023-09-07 7:42 ` [PATCH v2 06/23] bsd-user: Implement shm_rename(2) " Karim Taha
2023-09-07 7:42 ` [PATCH v2 07/23] bsd-user: Add bsd-mem.c to meson.build Karim Taha
2023-09-07 7:42 ` [PATCH v2 08/23] bsd-user: Implement target_set_brk function in bsd-mem.c instead of os-syscall.c Karim Taha
2023-09-07 7:42 ` [PATCH v2 09/23] bsd-user: Implement ipc_perm conversion between host and target Karim Taha
2023-09-07 7:42 ` Karim Taha [this message]
2023-09-07 7:42 ` [PATCH v2 11/23] bsd-user: Introduce bsd-mem.h to the source tree Karim Taha
2023-09-07 7:42 ` [PATCH v2 12/23] bsd-user: Implement mmap(2) and munmap(2) Karim Taha
2023-09-07 7:42 ` [PATCH v2 13/23] bsd-user: Implement mprotect(2) Karim Taha
2023-09-07 7:42 ` [PATCH v2 14/23] bsd-user: Implement msync(2) Karim Taha
2023-09-07 7:42 ` [PATCH v2 15/23] bsd-user: Implement mlock(2), munlock(2), mlockall(2), munlockall(2), minherit(2) Karim Taha
2023-09-07 7:42 ` [PATCH v2 16/23] bsd-user: Implment madvise(2) to match the linux-user implementation Karim Taha
2023-09-07 7:42 ` [PATCH v2 17/23] bsd-user: Implement mincore(2) Karim Taha
2023-09-07 7:42 ` [PATCH v2 18/23] bsd-user: Implement do_obreak function Karim Taha
2023-09-07 7:42 ` [PATCH v2 19/23] bsd-user: Implement shm_open(2) Karim Taha
2023-09-07 7:42 ` [PATCH v2 20/23] bsd-user: Implement shm_unlink(2) and shmget(2) Karim Taha
2023-09-07 7:43 ` [PATCH v2 21/23] bsd-user: Implement shmctl(2) Karim Taha
2023-09-07 7:43 ` [PATCH v2 22/23] bsd-user: Implement shmat(2) and shmdt(2) Karim Taha
2023-09-07 7:43 ` [PATCH v2 23/23] bsd-user: Add stubs for vadvise(), sbrk() and sstk() Karim Taha
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