Initial Contribution

libc/kernel/common/linux/shm.h

@@ -0,0 +1,74 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef _LINUX_SHM_H_
+#define _LINUX_SHM_H_
+
+#include <linux/ipc.h>
+#include <linux/errno.h>
+#include <asm/page.h>
+
+#define SHMMAX 0x2000000  
+#define SHMMIN 1  
+#define SHMMNI 4096  
+#define SHMALL (SHMMAX/PAGE_SIZE*(SHMMNI/16))  
+#define SHMSEG SHMMNI  
+
+#include <asm/shmparam.h>
+
+struct shmid_ds {
+ struct ipc_perm shm_perm;
+ int shm_segsz;
+ __kernel_time_t shm_atime;
+ __kernel_time_t shm_dtime;
+ __kernel_time_t shm_ctime;
+ __kernel_ipc_pid_t shm_cpid;
+ __kernel_ipc_pid_t shm_lpid;
+ unsigned short shm_nattch;
+ unsigned short shm_unused;
+ void *shm_unused2;
+ void *shm_unused3;
+};
+
+#include <asm/shmbuf.h>
+
+#define SHM_R 0400  
+#define SHM_W 0200  
+
+#define SHM_RDONLY 010000  
+#define SHM_RND 020000  
+#define SHM_REMAP 040000  
+#define SHM_EXEC 0100000  
+
+#define SHM_LOCK 11
+#define SHM_UNLOCK 12
+
+#define SHM_STAT 13
+#define SHM_INFO 14
+
+struct shminfo {
+ int shmmax;
+ int shmmin;
+ int shmmni;
+ int shmseg;
+ int shmall;
+};
+
+struct shm_info {
+ int used_ids;
+ unsigned long shm_tot;
+ unsigned long shm_rss;
+ unsigned long shm_swp;
+ unsigned long swap_attempts;
+ unsigned long swap_successes;
+};
+
+#endif