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[v4,02/23] bsd-user: Implement struct target_shmid_ds

Message ID 20230914200242.20148-3-kariem.taha2.7@gmail.com
State New
Headers show
Series bsd-user: Implement mmap related system calls for FreeBSD. | expand

Commit Message

Karim Taha Sept. 14, 2023, 8:02 p.m. UTC 
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>
Reviewed-by: Warner Losh <imp@bsdimp.com>
---
 bsd-user/syscall_defs.h | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
diff mbox series

Patch

diff --git a/bsd-user/syscall_defs.h b/bsd-user/syscall_defs.h
index 39a9bc8ed7..074df7bdd6 100644
--- a/bsd-user/syscall_defs.h
+++ b/bsd-user/syscall_defs.h
@@ -72,6 +72,26 @@  struct target_ipc_perm {
 #define TARGET_IPC_SET  1   /* set options */
 #define TARGET_IPC_STAT 2   /* get options */
 
+/*
+ * sys/shm.h
+ */
+struct target_shmid_ds {
+    struct  target_ipc_perm shm_perm; /* peration permission structure */
+    abi_ulong   shm_segsz;  /* size of segment in bytes */
+    int32_t     shm_lpid;   /* process ID of last shared memory op */
+    int32_t     shm_cpid;   /* process ID of creator */
+    int32_t     shm_nattch; /* number of current attaches */
+    target_time_t shm_atime;  /* time of last shmat() */
+    target_time_t shm_dtime;  /* time of last shmdt() */
+    target_time_t shm_ctime;  /* time of last change by shmctl() */
+};
+
+#define N_BSD_SHM_REGIONS   32
+struct bsd_shm_regions {
+    abi_long start;
+    abi_long size;
+};
+
 /*
  *  sys/mman.h
  */