+2000-01-17 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/bits/ipc.h: New file.
+ * sysdeps/unix/sysv/linux/bits/sem.h: New file.
+ * sysdeps/unix/sysv/linux/bits/shm.h: New file.
+ * sysdeps/unix/sysv/linux/bits/msg.h: New file.
+ * sysdeps/unix/sysv/linux/bits/alpha/ipc.h: Update for new ipc.
+ * sysdeps/unix/sysv/linux/bits/alpha/sem.h: New file.
+ * sysdeps/unix/sysv/linux/bits/alpha/shm.h: New file.
+ * sysdeps/unix/sysv/linux/bits/alpha/msg.h: New file.
+ * sysdeps/unix/sysv/linux/bits/sparc/ipc.h: New file.
+ * sysdeps/unix/sysv/linux/bits/sparc/sem.h: New file.
+ * sysdeps/unix/sysv/linux/bits/sparc/shm.h: New file.
+ * sysdeps/unix/sysv/linux/bits/sparc/msg.h: New file.
+
+ * sysdeps/unix/sysv/linux/msgctl.c (__old_msgctl):
+ Renamed from msgctl.
+ (__new_msgctl): New function.
+ * sysdeps/unix/sysv/linux/semctl.c (__old_semctl):
+ Renamed from semctl.
+ (__new_semctl): New function.
+ * sysdeps/unix/sysv/linux/shmctl.c (__old_shmctl):
+ Renamed from shmctl.
+ (__new_shmctl): New function.
+
+ * sysdeps/unix/sysv/linux/msgget.c: Define __LIBC_IPC_INTERNAL.
+ * sysdeps/unix/sysv/linux/msgrcv.c: Likewise.
+ * sysdeps/unix/sysv/linux/semget.c: Likewise.
+ * sysdeps/unix/sysv/linux/msgsnd.c: Likewise.
+ * sysdeps/unix/sysv/linux/semop.c: Likewise.
+ * sysdeps/unix/sysv/linux/shmat.c: Likewise.
+ * sysdeps/unix/sysv/linux/shmdt.c: Likewise.
+ * sysdeps/unix/sysv/linux/shmget.c: Likewise.
+
+ * sysdeps/unix/sysv/linux/sparc/sparc64/semctl.c: New file.
+ * sysdeps/unix/sysv/linux/sparc/sparc64/msgctl.c: New file.
+ * sysdeps/unix/sysv/linux/sparc/sparc64/shmctl.c: New file.
+
+ * sysdeps/unix/sysv/linux/Versions: Add msgctl, semctl, shmctl.
+
+2000-01-17 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/sparc/sparc32/seteuid.c: New file.
+ * sysdeps/unix/sysv/linux/sparc/sparc32/setegid.c: New file.
+ * sysdeps/unix/sysv/linux/sparc/sparc32/Dist: Remove setres[ug]id.
+ * sysdeps/unix/sysv/linux/sparc/sparc32/mmap64.c: Kill warnings.
+ * sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list: Define needed
+ syscalls.
+
+ * sysdeps/unix/sysv/linux/pwrite64.c: Use proper prototype.
+ * sysdeps/unix/sysv/linux/truncate64.c: Likewise.
+
+ * sysdeps/unix/sysv/linux/kernel-features.h: [gs]etres[ug]id are
+ available on sparc since 2.3.39.
+
+ * sysdeps/unix/sysv/linux/execve.c: Kill warnings.
+
+2000-01-17 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/i386/chown.c (__syscall_chown): Use proper
+ prototype.
+ (__real_chown): Return EINVAL if owner or group are out of the range
+ -1U .. 65534.
+ * sysdeps/unix/sysv/linux/i386/lchown.c (__lchown): Likewise.
+ * sysdeps/unix/sysv/linux/i386/fchown.c (__fchown): Likewise.
+ * sysdeps/unix/sysv/linux/i386/setresuid.c (__setresuid): Return
+ EINVAL if ruid, euid or suid are out of the range -1U .. 65534.
+ * sysdeps/unix/sysv/linux/i386/setresgid.c (__setresgid): Similarly.
+ * sysdeps/unix/sysv/linux/i386/setreuid.c (__setreuid): Simplify.
+ * sysdeps/unix/sysv/linux/i386/setregid.c (__setregid): Likewise.
+ * sysdeps/unix/sysv/linux/m68k/chown.c (__syscall_chown): Use proper
+ prototype.
+ Don't include non-existant header.
+ (__chown): Return EINVAL if owner or group are out of the range
+ -1U .. 65534.
+ * sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list (setresuid,
+ setresgid): Inherit standard linux/syscalls.list definitions.
+ * sysdeps/unix/sysv/linux/sparc/sparc32/setresuid.c: Remove.
+ * sysdeps/unix/sysv/linux/sparc/sparc32/setresgid.c: Remove.
+ * sysdeps/unix/sysv/linux/syscalls.list (setresgid): Provide
+ __setresgid symbol.
+
2000-01-17 Ulrich Drepper <drepper@cygnus.com>
* locale/iso-639.def: Update Hebrew, Yiddish, and Indonesian entry
# u*
umount2;
}
+ GLIBC_2.2 {
+ # ipc ctl interface change.
+ semctl; shmctl; msgctl;
+ }
}
-/* Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
unsigned int cgid; /* Creator's group ID. */
unsigned int mode; /* Read/write permission. */
unsigned short int __seq; /* Sequence number. */
+ unsigned short int __pad1;
+ unsigned long int __unused1;
+ unsigned long int __unused2;
};
+#ifdef __LIBC_IPC_INTERNAL
+struct __old_ipc_perm
+ {
+ __key_t __key; /* Key. */
+ unsigned int uid; /* Owner's user ID. */
+ unsigned int gid; /* Owner's group ID. */
+ unsigned int cuid; /* Creator's user ID. */
+ unsigned int cgid; /* Creator's group ID. */
+ unsigned int mode; /* Read/write permission. */
+ unsigned short int __seq; /* Sequence number. */
+ };
__BEGIN_DECLS
/* The actual system call: all functions are multiplexed by this. */
-extern int __ipc __P ((int __call, int __first, int __second, int __third,
- void *__ptr));
+extern int __ipc (int __call, int __first, int __second, int __third,
+ void *__ptr);
__END_DECLS
#define IPCOP_shmdt 22
#define IPCOP_shmget 23
#define IPCOP_shmctl 24
+
+#endif
--- /dev/null
+/* Copyright (C) 1995, 1996, 1997, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _SYS_MSG_H
+# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."
+#endif
+
+#include <sys/types.h>
+
+/* Define options for message queue functions. */
+#define MSG_NOERROR 010000 /* no error if message is too big */
+#define MSG_EXCEPT 020000 /* recv any msg except of specified type */
+
+
+/* Structure of record for one message inside the kernel.
+ The type `struct msg' is opaque. */
+struct msqid_ds
+{
+ struct ipc_perm msg_perm; /* structure describing operation permission */
+ __time_t msg_stime; /* time of last msgsnd command */
+ __time_t msg_rtime; /* time of last msgrcv command */
+ __time_t msg_ctime; /* time of last change */
+ unsigned long int __msg_cbytes; /* current number of bytes on queue */
+ unsigned long int msg_qnum; /* number of messages currently on queue */
+ unsigned long int msg_qbytes; /* max number of bytes allowed on queue */
+ pid_t msg_lspid; /* pid of last msgsnd() */
+ pid_t msg_lrpid; /* pid of last msgrcv() */
+ unsigned long int __unused1;
+ unsigned long int __unused2;
+};
+
+#ifdef __LIBC_IPC_INTERNAL
+struct __old_msqid_ds
+{
+ struct __old_ipc_perm msg_perm; /* structure describing operation permission */
+ struct msg *__msg_first; /* pointer to first message on queue */
+ struct msg *__msg_last; /* pointer to last message on queue */
+ __time_t msg_stime; /* time of last msgsnd command */
+ __time_t msg_rtime; /* time of last msgrcv command */
+ __time_t msg_ctime; /* time of last change */
+ struct wait_queue *__wwait; /* ??? */
+ struct wait_queue *__rwait; /* ??? */
+ unsigned short int __msg_cbytes; /* current number of bytes on queue */
+ unsigned short int msg_qnum; /* number of messages currently on queue */
+ unsigned short int msg_qbytes; /* max number of bytes allowed on queue */
+ __ipc_pid_t msg_lspid; /* pid of last msgsnd() */
+ __ipc_pid_t msg_lrpid; /* pid of last msgrcv() */
+};
+#endif
+
+#ifdef __USE_MISC
+
+# define msg_cbytes __msg_cbytes
+
+/* ipcs ctl commands */
+# define MSG_STAT 11
+# define MSG_INFO 12
+
+/* buffer for msgctl calls IPC_INFO, MSG_INFO */
+struct msginfo
+ {
+ int msgpool;
+ int msgmap;
+ int msgmax;
+ int msgmnb;
+ int msgmni;
+ int msgssz;
+ int msgtql;
+ unsigned short int msgseg;
+ };
+
+#endif /* __USE_MISC */
--- /dev/null
+/* Copyright (C) 1995, 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _SYS_SEM_H
+# error "Never include <bits/sem.h> directly; use <sys/sem.h> instead."
+#endif
+
+#include <sys/types.h>
+
+/* Flags for `semop'. */
+#define SEM_UNDO 0x1000 /* undo the operation on exit */
+
+/* Commands for `semctl'. */
+#define GETPID 11 /* get sempid */
+#define GETVAL 12 /* get semval */
+#define GETALL 13 /* get all semval's */
+#define GETNCNT 14 /* get semncnt */
+#define GETZCNT 15 /* get semzcnt */
+#define SETVAL 16 /* set semval */
+#define SETALL 17 /* set all semval's */
+
+
+/* Data structure describing a set of semaphores. */
+struct semid_ds
+{
+ struct ipc_perm sem_perm; /* operation permission struct */
+ __time_t sem_otime; /* last semop() time */
+ __time_t sem_ctime; /* last time changed by semctl() */
+ unsigned long int sem_nsems; /* number of semaphores in set */
+ unsigned long int __unused1;
+ unsigned long int __unused2;
+};
+
+#ifdef __LIBC_IPC_INTERNAL
+struct __old_semid_ds
+{
+ struct __old_ipc_perm sem_perm; /* operation permission struct */
+ __time_t sem_otime; /* last semop() time */
+ __time_t sem_ctime; /* last time changed by semctl() */
+ struct sem *__sembase; /* ptr to first semaphore in array */
+ struct sem_queue *__sem_pending; /* pending operations */
+ struct sem_queue *__sem_pending_last; /* last pending operation */
+ struct sem_undo *__undo; /* ondo requests on this array */
+ unsigned short int sem_nsems; /* number of semaphores in set */
+};
+#endif
+
+/* The user should define a union like the following to use it for arguments
+ for `semctl'.
+
+ union semun
+ {
+ int val; <= value for SETVAL
+ struct semid_ds *buf; <= buffer for IPC_STAT & IPC_SET
+ unsigned short int *array; <= array for GETALL & SETALL
+ struct seminfo *__buf; <= buffer for IPC_INFO
+ };
+
+ Previous versions of this file used to define this union but this is
+ incorrect. One can test the macro _SEM_SEMUN_UNDEFINED to see whether
+ one must define the union or not. */
+#define _SEM_SEMUN_UNDEFINED 1
+
+#ifdef __USE_MISC
+
+/* ipcs ctl cmds */
+# define SEM_STAT 18
+# define SEM_INFO 19
+
+struct seminfo
+{
+ int semmap;
+ int semmni;
+ int semmns;
+ int semmnu;
+ int semmsl;
+ int semopm;
+ int semume;
+ int semusz;
+ int semvmx;
+ int semaem;
+};
+
+#endif /* __USE_MISC */
--- /dev/null
+/* Copyright (C) 1995, 1996, 1997, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _SYS_SHM_H
+# error "Never include <bits/shm.h> directly; use <sys/shm.h> instead."
+#endif
+
+#include <sys/types.h>
+
+/* Permission flag for shmget. */
+#define SHM_R 0400 /* or S_IRUGO from <linux/stat.h> */
+#define SHM_W 0200 /* or S_IWUGO from <linux/stat.h> */
+
+/* Flags for `shmat'. */
+#define SHM_RDONLY 010000 /* attach read-only else read-write */
+#define SHM_RND 020000 /* round attach address to SHMLBA */
+#define SHM_REMAP 040000 /* take-over region on attach */
+
+/* Commands for `shmctl'. */
+#define SHM_LOCK 11 /* lock segment (root only) */
+#define SHM_UNLOCK 12 /* unlock segment (root only) */
+
+
+/* Data structure describing a set of semaphores. */
+struct shmid_ds
+ {
+ struct ipc_perm shm_perm; /* operation permission struct */
+ size_t shm_segsz; /* size of segment in bytes */
+ __time_t shm_atime; /* time of last shmat() */
+ __time_t shm_dtime; /* time of last shmdt() */
+ __time_t shm_ctime; /* time of last change by shmctl() */
+ pid_t shm_cpid; /* pid of creator */
+ pid_t shm_lpid; /* pid of last shmop */
+ unsigned long int shm_nattch; /* number of current attaches */
+ unsigned long int __unused1;
+ unsigned long int __unused2;
+ };
+
+#ifdef __LIBC_IPC_INTERNAL
+struct __old_shmid_ds
+ {
+ struct __old_ipc_perm shm_perm; /* operation permission struct */
+ int shm_segsz; /* size of segment in bytes */
+ __time_t shm_atime; /* time of last shmat() */
+ __time_t shm_dtime; /* time of last shmdt() */
+ __time_t shm_ctime; /* time of last change by shmctl() */
+ __ipc_pid_t shm_cpid; /* pid of creator */
+ __ipc_pid_t shm_lpid; /* pid of last shmop */
+ unsigned short int shm_nattch; /* number of current attaches */
+ unsigned short int __shm_npages; /* size of segment (pages) */
+ unsigned long int *__shm_pages; /* array of ptrs to frames -> SHMMAX */
+ struct vm_area_struct *__attaches; /* descriptors for attaches */
+ };
+#endif
+
+#ifdef __USE_MISC
+
+/* ipcs ctl commands */
+# define SHM_STAT 13
+# define SHM_INFO 14
+
+/* shm_mode upper byte flags */
+# define SHM_DEST 01000 /* segment will be destroyed on last detach */
+# define SHM_LOCKED 02000 /* segment will not be swapped */
+
+struct shminfo
+ {
+ unsigned long int shmmax;
+ unsigned long int shmmin;
+ unsigned long int shmmni;
+ unsigned long int shmseg;
+ unsigned long int shmall;
+ unsigned long int __unused1;
+ unsigned long int __unused2;
+ unsigned long int __unused3;
+ unsigned long int __unused4;
+ };
+
+struct __old_shminfo
+ {
+ int shmmax;
+ int shmmin;
+ int shmmni;
+ int shmseg;
+ int shmall;
+ };
+
+struct shm_info
+ {
+ int used_ids;
+ unsigned long int shm_tot; /* total allocated shm */
+ unsigned long int shm_rss; /* total resident shm */
+ unsigned long int shm_swp; /* total swapped shm */
+ unsigned long int swap_attempts;
+ unsigned long int swap_successes;
+ };
+
+#endif /* __USE_MISC */
--- /dev/null
+/* Copyright (C) 1995-1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _SYS_IPC_H
+# error "Never use <bits/ipc.h> directly; include <sys/ipc.h> instead."
+#endif
+
+#include <bits/types.h>
+
+/* Mode bits for `msgget', `semget', and `shmget'. */
+#define IPC_CREAT 01000 /* Create key if key does not exist. */
+#define IPC_EXCL 02000 /* Fail if key exists. */
+#define IPC_NOWAIT 04000 /* Return error on wait. */
+
+/* Control commands for `msgctl', `semctl', and `shmctl'. */
+#define IPC_RMID 0 /* Remove identifier. */
+#define IPC_SET 1 /* Set `ipc_perm' options. */
+#define IPC_STAT 2 /* Get `ipc_perm' options. */
+#define IPC_INFO 3 /* See ipcs. */
+
+/* Special key values. */
+#define IPC_PRIVATE ((__key_t) 0) /* Private key. */
+
+#define __IPC_64 0x100
+
+
+/* Data structure used to pass permission information to IPC operations. */
+struct ipc_perm
+ {
+ __key_t __key; /* Key. */
+ __uid_t uid; /* Owner's user ID. */
+ __gid_t gid; /* Owner's group ID. */
+ __uid_t cuid; /* Creator's user ID. */
+ __gid_t cgid; /* Creator's group ID. */
+ unsigned short int mode; /* Read/write permission. */
+ unsigned short int __pad1;
+ unsigned short int __seq; /* Sequence number. */
+ unsigned short int __pad2;
+ unsigned long int __unused1;
+ unsigned long int __unused2;
+ };
+
+#ifdef __LIBC_IPC_INTERNAL
+struct __old_ipc_perm
+ {
+ __key_t __key; /* Key. */
+ unsigned short int uid; /* Owner's user ID. */
+ unsigned short int gid; /* Owner's group ID. */
+ unsigned short int cuid; /* Creator's user ID. */
+ unsigned short int cgid; /* Creator's group ID. */
+ unsigned short int mode; /* Read/write permission. */
+ unsigned short int __seq; /* Sequence number. */
+ };
+
+__BEGIN_DECLS
+
+/* The actual system call: all functions are multiplexed by this. */
+extern int __syscall_ipc (int __call, int __first, int __second,
+ int __third, void *__ptr);
+
+__END_DECLS
+
+
+/* The codes for the functions to use the multiplexer `__syscall_ipc'. */
+#define IPCOP_semop 1
+#define IPCOP_semget 2
+#define IPCOP_semctl 3
+#define IPCOP_msgsnd 11
+#define IPCOP_msgrcv 12
+#define IPCOP_msgget 13
+#define IPCOP_msgctl 14
+#define IPCOP_shmat 21
+#define IPCOP_shmdt 22
+#define IPCOP_shmget 23
+#define IPCOP_shmctl 24
+
+#endif /* __LIBC_IPC_INTERNAL */
--- /dev/null
+/* Copyright (C) 1995, 1996, 1997, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _SYS_MSG_H
+# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."
+#endif
+
+#include <sys/types.h>
+
+/* Define options for message queue functions. */
+#define MSG_NOERROR 010000 /* no error if message is too big */
+#define MSG_EXCEPT 020000 /* recv any msg except of specified type */
+
+
+/* Structure of record for one message inside the kernel.
+ The type `struct msg' is opaque. */
+struct msqid_ds
+{
+ struct ipc_perm msg_perm; /* structure describing operation permission */
+ __time_t msg_stime; /* time of last msgsnd command */
+ unsigned long int __unused1;
+ __time_t msg_rtime; /* time of last msgrcv command */
+ unsigned long int __unused2;
+ __time_t msg_ctime; /* time of last change */
+ unsigned long int __unused3;
+ unsigned long int __msg_cbytes; /* current number of bytes on queue */
+ unsigned long int msg_qnum; /* number of messages currently on queue */
+ unsigned long int msg_qbytes; /* max number of bytes allowed on queue */
+ pid_t msg_lspid; /* pid of last msgsnd() */
+ pid_t msg_lrpid; /* pid of last msgrcv() */
+ unsigned long int __unused4;
+ unsigned long int __unused5;
+};
+
+#ifdef __LIBC_IPC_INTERNAL
+struct __old_msqid_ds
+{
+ struct __old_ipc_perm msg_perm; /* structure describing operation permission */
+ struct msg *__msg_first; /* pointer to first message on queue */
+ struct msg *__msg_last; /* pointer to last message on queue */
+ __time_t msg_stime; /* time of last msgsnd command */
+ __time_t msg_rtime; /* time of last msgrcv command */
+ __time_t msg_ctime; /* time of last change */
+ struct wait_queue *__wwait; /* ??? */
+ struct wait_queue *__rwait; /* ??? */
+ unsigned short int __msg_cbytes; /* current number of bytes on queue */
+ unsigned short int msg_qnum; /* number of messages currently on queue */
+ unsigned short int msg_qbytes; /* max number of bytes allowed on queue */
+ __ipc_pid_t msg_lspid; /* pid of last msgsnd() */
+ __ipc_pid_t msg_lrpid; /* pid of last msgrcv() */
+};
+#endif
+
+#ifdef __USE_MISC
+
+# define msg_cbytes __msg_cbytes
+
+/* ipcs ctl commands */
+# define MSG_STAT 11
+# define MSG_INFO 12
+
+/* buffer for msgctl calls IPC_INFO, MSG_INFO */
+struct msginfo
+ {
+ int msgpool;
+ int msgmap;
+ int msgmax;
+ int msgmnb;
+ int msgmni;
+ int msgssz;
+ int msgtql;
+ unsigned short int msgseg;
+ };
+
+#endif /* __USE_MISC */
--- /dev/null
+/* Copyright (C) 1995, 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _SYS_SEM_H
+# error "Never include <bits/sem.h> directly; use <sys/sem.h> instead."
+#endif
+
+#include <sys/types.h>
+
+/* Flags for `semop'. */
+#define SEM_UNDO 0x1000 /* undo the operation on exit */
+
+/* Commands for `semctl'. */
+#define GETPID 11 /* get sempid */
+#define GETVAL 12 /* get semval */
+#define GETALL 13 /* get all semval's */
+#define GETNCNT 14 /* get semncnt */
+#define GETZCNT 15 /* get semzcnt */
+#define SETVAL 16 /* set semval */
+#define SETALL 17 /* set all semval's */
+
+
+/* Data structure describing a set of semaphores. */
+struct semid_ds
+{
+ struct ipc_perm sem_perm; /* operation permission struct */
+ __time_t sem_otime; /* last semop() time */
+ unsigned long int __unused1;
+ __time_t sem_ctime; /* last time changed by semctl() */
+ unsigned long int __unused2;
+ unsigned long int sem_nsems; /* number of semaphores in set */
+ unsigned long int __unused3;
+ unsigned long int __unused4;
+};
+
+#ifdef __LIBC_IPC_INTERNAL
+struct __old_semid_ds
+{
+ struct __old_ipc_perm sem_perm; /* operation permission struct */
+ __time_t sem_otime; /* last semop() time */
+ __time_t sem_ctime; /* last time changed by semctl() */
+ struct sem *__sembase; /* ptr to first semaphore in array */
+ struct sem_queue *__sem_pending; /* pending operations */
+ struct sem_queue *__sem_pending_last; /* last pending operation */
+ struct sem_undo *__undo; /* ondo requests on this array */
+ unsigned short int sem_nsems; /* number of semaphores in set */
+};
+#endif
+
+/* The user should define a union like the following to use it for arguments
+ for `semctl'.
+
+ union semun
+ {
+ int val; <= value for SETVAL
+ struct semid_ds *buf; <= buffer for IPC_STAT & IPC_SET
+ unsigned short int *array; <= array for GETALL & SETALL
+ struct seminfo *__buf; <= buffer for IPC_INFO
+ };
+
+ Previous versions of this file used to define this union but this is
+ incorrect. One can test the macro _SEM_SEMUN_UNDEFINED to see whether
+ one must define the union or not. */
+#define _SEM_SEMUN_UNDEFINED 1
+
+#ifdef __USE_MISC
+
+/* ipcs ctl cmds */
+# define SEM_STAT 18
+# define SEM_INFO 19
+
+struct seminfo
+{
+ int semmap;
+ int semmni;
+ int semmns;
+ int semmnu;
+ int semmsl;
+ int semopm;
+ int semume;
+ int semusz;
+ int semvmx;
+ int semaem;
+};
+
+#endif /* __USE_MISC */
--- /dev/null
+/* Copyright (C) 1995, 1996, 1997, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _SYS_SHM_H
+# error "Never include <bits/shm.h> directly; use <sys/shm.h> instead."
+#endif
+
+#include <sys/types.h>
+
+/* Permission flag for shmget. */
+#define SHM_R 0400 /* or S_IRUGO from <linux/stat.h> */
+#define SHM_W 0200 /* or S_IWUGO from <linux/stat.h> */
+
+/* Flags for `shmat'. */
+#define SHM_RDONLY 010000 /* attach read-only else read-write */
+#define SHM_RND 020000 /* round attach address to SHMLBA */
+#define SHM_REMAP 040000 /* take-over region on attach */
+
+/* Commands for `shmctl'. */
+#define SHM_LOCK 11 /* lock segment (root only) */
+#define SHM_UNLOCK 12 /* unlock segment (root only) */
+
+
+/* Data structure describing a set of semaphores. */
+struct shmid_ds
+ {
+ struct ipc_perm shm_perm; /* operation permission struct */
+ size_t shm_segsz; /* size of segment in bytes */
+ __time_t shm_atime; /* time of last shmat() */
+ unsigned long int __unused1;
+ __time_t shm_dtime; /* time of last shmdt() */
+ unsigned long int __unused2;
+ __time_t shm_ctime; /* time of last change by shmctl() */
+ unsigned long int __unused3;
+ pid_t shm_cpid; /* pid of creator */
+ pid_t shm_lpid; /* pid of last shmop */
+ unsigned long int shm_nattch; /* number of current attaches */
+ unsigned long int __unused4;
+ unsigned long int __unused5;
+ };
+
+#ifdef __LIBC_IPC_INTERNAL
+struct __old_shmid_ds
+ {
+ struct __old_ipc_perm shm_perm; /* operation permission struct */
+ int shm_segsz; /* size of segment in bytes */
+ __time_t shm_atime; /* time of last shmat() */
+ __time_t shm_dtime; /* time of last shmdt() */
+ __time_t shm_ctime; /* time of last change by shmctl() */
+ __ipc_pid_t shm_cpid; /* pid of creator */
+ __ipc_pid_t shm_lpid; /* pid of last shmop */
+ unsigned short int shm_nattch; /* number of current attaches */
+ unsigned short int __shm_npages; /* size of segment (pages) */
+ unsigned long int *__shm_pages; /* array of ptrs to frames -> SHMMAX */
+ struct vm_area_struct *__attaches; /* descriptors for attaches */
+ };
+#endif
+
+#ifdef __USE_MISC
+
+/* ipcs ctl commands */
+# define SHM_STAT 13
+# define SHM_INFO 14
+
+/* shm_mode upper byte flags */
+# define SHM_DEST 01000 /* segment will be destroyed on last detach */
+# define SHM_LOCKED 02000 /* segment will not be swapped */
+
+struct shminfo
+ {
+ unsigned long int shmmax;
+ unsigned long int shmmin;
+ unsigned long int shmmni;
+ unsigned long int shmseg;
+ unsigned long int shmall;
+ unsigned long int __unused1;
+ unsigned long int __unused2;
+ unsigned long int __unused3;
+ unsigned long int __unused4;
+ };
+
+struct __old_shminfo
+ {
+ int shmmax;
+ int shmmin;
+ int shmmni;
+ int shmseg;
+ int shmall;
+ };
+
+struct shm_info
+ {
+ int used_ids;
+ unsigned long int shm_tot; /* total allocated shm */
+ unsigned long int shm_rss; /* total resident shm */
+ unsigned long int shm_swp; /* total swapped shm */
+ unsigned long int swap_attempts;
+ unsigned long int swap_successes;
+ };
+
+#endif /* __USE_MISC */
-/* Copyright (C) 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
#include <sysdep.h>
#include <sys/syscall.h>
-extern int __syscall_execve (const char *file, char **argv, char **envp);
+extern int __syscall_execve (const char *file, char * const argv[],
+ char * const envp[]);
extern void __pthread_kill_other_threads_np __P ((void));
weak_extern (__pthread_kill_other_threads_np)
*/
extern int __syscall_chown (const char *__file,
- uid_t __owner, gid_t __group);
+ __kernel_uid_t __owner, __kernel_gid_t __group);
#if defined __NR_lchown || __ASSUME_LCHOWN_SYSCALL > 0
/* Running under Linux > 2.1.80. */
__libc_missing_32bit_uids = 1;
}
# endif /* __NR_chown32 */
+ if (((owner + 1) > (uid_t) ((__kernel_uid_t) -1U))
+ || ((group + 1) > (gid_t) ((__kernel_gid_t) -1U)))
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
result = INLINE_SYSCALL (chown, 3, file, owner, group);
if (result >= 0 || errno != ENOSYS)
__libc_missing_32bit_uids = 1;
}
# endif /* __NR_chown32 */
+ if (((owner + 1) > (uid_t) ((__kernel_uid_t) -1U))
+ || ((group + 1) > (gid_t) ((__kernel_gid_t) -1U)))
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
return INLINE_SYSCALL (chown, 3, file, owner, group);
# endif
}
}
# endif /* __NR_fchown32 */
- if ( (owner != (uid_t) ((__kernel_uid_t) owner)) ||
- (group != (gid_t) ((__kernel_gid_t) group)) )
+ if (((owner + 1) > (uid_t) ((__kernel_uid_t) -1U))
+ || ((group + 1) > (gid_t) ((__kernel_gid_t) -1U)))
{
__set_errno (EINVAL);
return -1;
}
# endif /* __NR_lchown32 */
- if ( (owner != (uid_t) ((__kernel_uid_t) owner)) ||
- (group != (gid_t) ((__kernel_gid_t) group)) )
+ if (((owner + 1) > (uid_t) ((__kernel_uid_t) -1U))
+ || ((group + 1) > (gid_t) ((__kernel_gid_t) -1U)))
{
__set_errno (EINVAL);
return -1;
#else
# include <sysdeps/generic/lchown.c>
#endif
-
__libc_missing_32bit_uids = 1;
}
# endif /* __NR_setregid32 */
- if ((rgid != (gid_t) -1 && rgid != (gid_t) (__kernel_gid_t) rgid)
- || (egid != (gid_t) -1 && egid != (gid_t) (__kernel_gid_t) egid))
+ if (((rgid + 1) > (gid_t) ((__kernel_gid_t) -1U))
+ || ((egid + 1) > (gid_t) ((__kernel_gid_t) -1U)))
{
__set_errno (EINVAL);
return -1;
}
# endif /* __NR_setresgid32 */
- if ((rgid != (gid_t) -1 && rgid != (gid_t) (__kernel_gid_t) rgid)
- || (egid != (gid_t) -1 && egid != (gid_t) (__kernel_gid_t) egid)
- || (sgid != (gid_t) -1 && sgid != (gid_t) (__kernel_gid_t) sgid))
+ if (((rgid + 1) > (gid_t) ((__kernel_gid_t) -1U))
+ || ((egid + 1) > (gid_t) ((__kernel_gid_t) -1U))
+ || ((sgid + 1) > (gid_t) ((__kernel_gid_t) -1U)))
{
__set_errno (EINVAL);
return -1;
int
__setresuid (uid_t ruid, uid_t euid, uid_t suid)
{
-# if __ASSUME_32BITUIDS > 0
+# if __ASSUME_32BITUIDS > 0
return INLINE_SYSCALL (setresuid32, 3, ruid, euid, suid);
# else
# ifdef __NR_setresuid32
}
# endif /* __NR_setresuid32 */
- if ((ruid != (uid_t) -1 && ruid != (uid_t) (__kernel_uid_t) ruid)
- || (euid != (uid_t) -1 && euid != (uid_t) (__kernel_uid_t) euid)
- || (suid != (uid_t) -1 && suid != (uid_t) (__kernel_uid_t) suid))
+ if (((ruid + 1) > (uid_t) ((__kernel_uid_t) -1U))
+ || ((euid + 1) > (uid_t) ((__kernel_uid_t) -1U))
+ || ((suid + 1) > (uid_t) ((__kernel_uid_t) -1U)))
{
__set_errno (EINVAL);
return -1;
__libc_missing_32bit_uids = 1;
}
# endif /* __NR_setreuid32 */
- if ((ruid != (uid_t) -1 && ruid != (uid_t) (__kernel_uid_t) ruid)
- || (euid != (uid_t) -1 && euid != (uid_t) (__kernel_uid_t) euid))
+ if (((ruid + 1) > (uid_t) ((__kernel_uid_t) -1U))
+ || ((euid + 1) > (uid_t) ((__kernel_uid_t) -1U)))
{
__set_errno (EINVAL);
return -1;
#endif
/* When did the `setresuid' sysall became available? */
-#if __LINUX_KERNEL_VERSION >= 131584
+#if __LINUX_KERNEL_VERSION >= 131584 && !defined __sparc__
# define __ASSUME_SETRESUID_SYSCALL 1
#endif
/* Linux 2.3.39 introduced 32bit UID/GIDs. */
#if __LINUX_KERNEL_VERSION >= 131879
# define __ASSUME_32BITUIDS 1
+# ifdef __sparc__
+# define __ASSUME_SETRESUID_SYSCALL 1
+# endif
#endif
-/* Copyright (C) 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
#include <linux/posix_types.h>
-#include <sysdeps/unix/sysv/linux/32bit_uid_compat.h>
-
extern int __syscall_chown (const char *__file,
- uid_t __owner, gid_t __group);
+ __kernel_uid_t __owner, __kernel_gid_t __group);
#ifdef __NR_chown32
extern int __syscall_chown32 (const char *__file,
__kernel_uid32_t owner, __kernel_gid32_t group);
+
+# if __ASSUME_32BITUIDS == 0
+/* This variable is shared with all files that need to check for 32bit
+ uids. */
+extern int __libc_missing_32bit_uids;
+# endif
#endif /* __NR_chown32 */
int
__chown (const char *file, uid_t owner, gid_t group)
{
-#ifdef __NR_chown32
- if (__libc_missing_32bit_uids != NO_HIGHUIDS)
+#if __ASSUME_32BITUIDS
+ return INLINE_SYSCALL (chown32, 3, file, owner, group);
+#else
+# ifdef __NR_chown32
+ if (!__libc_missing_32bit_uids)
{
int result;
int saved_errno = errno;
return result;
__set_errno (saved_errno);
- __libc_missing_32bit_uids = NO_HIGHUIDS;
+ __libc_missing_32bit_uids = 1;
+ }
+# endif /* __NR_chown32 */
+
+ if (((owner + 1) > (gid_t) ((__kernel_uid_t) -1U))
+ || ((group + 1) > (gid_t) ((__kernel_gid_t) -1U)))
+ {
+ __set_errno (EINVAL);
+ return -1;
}
-#endif /* __NR_chown32 */
return INLINE_SYSCALL (chown, 3, file, owner, group);
+#endif
}
weak_alias (__chown, chown)
-/* Copyright (C) 1995, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1997, 1998, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#define __LIBC_IPC_INTERNAL
#include <errno.h>
#include <sys/msg.h>
#include <sysdep.h>
+#include <string.h>
#include <sys/syscall.h>
+#include "kernel-features.h"
+
/* Allows to control internal state and destruction of message queue
objects. */
+int __old_msgctl (int, int, struct __old_msqid_ds *);
+int __new_msgctl (int, int, struct msqid_ds *);
int
-msgctl (msqid, cmd, buf)
- int msqid;
- int cmd;
- struct msqid_ds *buf;
+__old_msgctl (int msqid, int cmd, struct __old_msqid_ds *buf)
{
return INLINE_SYSCALL (ipc, 5, IPCOP_msgctl, msqid, cmd, 0, buf);
}
+
+int
+__new_msgctl (int msqid, int cmd, struct msqid_ds *buf)
+{
+#if __ASSUME_32BITUIDS > 0
+ return INLINE_SYSCALL (ipc, 5, IPCOP_msgctl, msqid, cmd | __IPC_64, 0, buf);
+#else
+ switch (cmd) {
+ case MSG_STAT:
+ case IPC_STAT:
+ case IPC_SET:
+ break;
+ default:
+ return INLINE_SYSCALL (ipc, 5, IPCOP_msgctl, msqid, cmd, 0, buf);
+ }
+
+ {
+ int save_errno = errno, result;
+ struct __old_msqid_ds old;
+
+ /* Unfortunately there is no way how to find out for sure whether
+ we should use old or new msgctl. */
+ result = INLINE_SYSCALL (ipc, 5, IPCOP_msgctl, msqid, cmd | __IPC_64, 0, buf);
+ if (result != -1 || errno != EINVAL)
+ return result;
+
+ __set_errno(save_errno);
+ if (cmd == IPC_SET)
+ {
+ old.msg_perm.uid = buf->msg_perm.uid;
+ old.msg_perm.gid = buf->msg_perm.gid;
+ old.msg_perm.mode = buf->msg_perm.mode;
+ old.msg_qbytes = buf->msg_qbytes;
+ if (old.msg_perm.uid != buf->msg_perm.uid ||
+ old.msg_perm.gid != buf->msg_perm.gid ||
+ old.msg_qbytes != buf->msg_qbytes)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+ }
+ result = INLINE_SYSCALL (ipc, 5, IPCOP_msgctl, msqid, cmd, 0, &old);
+ if (result != -1 && cmd != IPC_SET)
+ {
+ memset(buf, 0, sizeof(*buf));
+ buf->msg_perm.__key = old.msg_perm.__key;
+ buf->msg_perm.uid = old.msg_perm.uid;
+ buf->msg_perm.gid = old.msg_perm.gid;
+ buf->msg_perm.cuid = old.msg_perm.cuid;
+ buf->msg_perm.cgid = old.msg_perm.cgid;
+ buf->msg_perm.mode = old.msg_perm.mode;
+ buf->msg_perm.__seq = old.msg_perm.__seq;
+ buf->msg_stime = old.msg_stime;
+ buf->msg_rtime = old.msg_rtime;
+ buf->msg_ctime = old.msg_ctime;
+ buf->__msg_cbytes = old.__msg_cbytes;
+ buf->msg_qnum = old.msg_qnum;
+ buf->msg_qbytes = old.msg_qbytes;
+ buf->msg_lspid = old.msg_lspid;
+ buf->msg_lrpid = old.msg_lrpid;
+ }
+ return result;
+ }
+#endif
+}
+
+#if defined PIC && DO_VERSIONING
+default_symbol_version (__new_msgctl, msgctl, GLIBC_2.2);
+symbol_version (__old_msgctl, msgctl, GLIBC_2.0);
+#else
+weak_alias (__new_msgctl, msgctl);
+#endif
-/* Copyright (C) 1995, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1997, 1998, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#define __LIBC_IPC_INTERNAL
#include <errno.h>
#include <sys/msg.h>
#include <stdlib.h> /* for definition of NULL */
-/* Copyright (C) 1995, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1997, 1998, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#define __LIBC_IPC_INTERNAL
#include <errno.h>
#include <sys/msg.h>
-/* Copyright (C) 1995, 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, August 1995.
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#define __LIBC_IPC_INTERNAL
#include <errno.h>
#include <sys/msg.h>
size_t msgsz;
int msgflg;
{
- return INLINE_SYSCALL (ipc, 5, IPCOP_msgsnd, msqid, msgsz, msgflg, msgp);
+ return INLINE_SYSCALL (ipc, 5, IPCOP_msgsnd, msqid, msgsz, msgflg, (void *)msgp);
}
#if defined __NR_pwrite || __ASSUME_PWRITE_SYSCALL > 0
-extern ssize_t __syscall_pwrite64 (int fd, const void *buf, size_t count,
- off_t offset_hi, off_t offset_lo);
+extern ssize_t __syscall_pwrite (int fd, const void *buf, size_t count,
+ off_t offset_hi, off_t offset_lo);
# if __ASSUME_PWRITE_SYSCALL == 0
static ssize_t __emulate_pwrite64 (int fd, const void *buf, size_t count,
-/* Copyright (C) 1995, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1997, 1998, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#define __LIBC_IPC_INTERNAL
#include <errno.h>
#include <stdarg.h>
#include <sys/sem.h>
#include <sysdep.h>
+#include <string.h>
#include <sys/syscall.h>
+#include "kernel-features.h"
+
/* Define a `union semun' suitable for Linux here. */
union semun
{
/* Return identifier for array of NSEMS semaphores associated with
KEY. */
+int __old_semctl (int semid, int semnum, int cmd, ...);
+int __new_semctl (int semid, int semnum, int cmd, ...);
int
-semctl (int semid, int semnum, int cmd, ...)
+__old_semctl (int semid, int semnum, int cmd, ...)
{
union semun arg;
va_list ap;
return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd, &arg);
}
+
+int
+__new_semctl (int semid, int semnum, int cmd, ...)
+{
+ union semun arg;
+ va_list ap;
+
+ va_start (ap, cmd);
+
+ /* Get the argument. */
+ arg = va_arg (ap, union semun);
+
+ va_end (ap);
+
+#if __ASSUME_32BITUIDS > 0
+ return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd | __IPC_64, &arg);
+#else
+ switch (cmd) {
+ case SEM_STAT:
+ case IPC_STAT:
+ case IPC_SET:
+ break;
+ default:
+ return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd, &arg);
+ }
+
+ {
+ int save_errno = errno, result;
+ struct __old_semid_ds old;
+ struct semid_ds *buf;
+
+ /* Unfortunately there is no way how to find out for sure whether
+ we should use old or new semctl. */
+ result = INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd | __IPC_64, &arg);
+ if (result != -1 || errno != EINVAL)
+ return result;
+
+ __set_errno(save_errno);
+ buf = arg.buf;
+ arg.buf = (struct semid_ds *)&old;
+ if (cmd == IPC_SET)
+ {
+ old.sem_perm.uid = buf->sem_perm.uid;
+ old.sem_perm.gid = buf->sem_perm.gid;
+ old.sem_perm.mode = buf->sem_perm.mode;
+ if (old.sem_perm.uid != buf->sem_perm.uid ||
+ old.sem_perm.gid != buf->sem_perm.gid)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+ }
+ result = INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd, &arg);
+ if (result != -1 && cmd != IPC_SET)
+ {
+ memset(buf, 0, sizeof(*buf));
+ buf->sem_perm.__key = old.sem_perm.__key;
+ buf->sem_perm.uid = old.sem_perm.uid;
+ buf->sem_perm.gid = old.sem_perm.gid;
+ buf->sem_perm.cuid = old.sem_perm.cuid;
+ buf->sem_perm.cgid = old.sem_perm.cgid;
+ buf->sem_perm.mode = old.sem_perm.mode;
+ buf->sem_perm.__seq = old.sem_perm.__seq;
+ buf->sem_otime = old.sem_otime;
+ buf->sem_ctime = old.sem_ctime;
+ buf->sem_nsems = old.sem_nsems;
+ }
+ return result;
+ }
+#endif
+}
+
+#if defined PIC && DO_VERSIONING
+default_symbol_version (__new_semctl, semctl, GLIBC_2.2);
+symbol_version (__old_semctl, semctl, GLIBC_2.0);
+#else
+weak_alias (__new_semctl, semctl);
+#endif
-/* Copyright (C) 1995, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1997, 1998, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#define __LIBC_IPC_INTERNAL
#include <errno.h>
#include <sys/sem.h>
#include <stdlib.h> /* for definition of NULL */
-/* Copyright (C) 1995, 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, August 1995.
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#define __LIBC_IPC_INTERNAL
#include <errno.h>
#include <sys/sem.h>
-/* Copyright (C) 1995, 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#define __LIBC_IPC_INTERNAL
#include <errno.h>
#include <sys/shm.h>
-/* Copyright (C) 1995, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1997, 1998, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#define __LIBC_IPC_INTERNAL
#include <errno.h>
#include <sys/shm.h>
#include <sysdep.h>
+#include <string.h>
#include <sys/syscall.h>
+#include <bits/wordsize.h>
+
+#include "kernel-features.h"
/* Provide operations to control over shared memory segments. */
+int __old_shmctl (int, int, struct __old_shmid_ds *);
+int __new_shmctl (int, int, struct shmid_ds *);
int
-shmctl (shmid, cmd, buf)
- int shmid;
- int cmd;
- struct shmid_ds *buf;
+__old_shmctl (int shmid, int cmd, struct __old_shmid_ds *buf)
{
return INLINE_SYSCALL (ipc, 5, IPCOP_shmctl, shmid, cmd, 0, buf);
}
+
+int
+__new_shmctl (int shmid, int cmd, struct shmid_ds *buf)
+{
+#if __ASSUME_32BITUIDS > 0
+ return INLINE_SYSCALL (ipc, 5, IPCOP_shmctl, shmid, cmd | __IPC_64, 0, buf);
+#else
+ switch (cmd) {
+ case SHM_STAT:
+ case IPC_STAT:
+ case IPC_SET:
+#if __WORDSIZE != 32
+ case IPC_INFO:
+#endif
+ break;
+ default:
+ return INLINE_SYSCALL (ipc, 5, IPCOP_shmctl, shmid, cmd, 0, buf);
+ }
+
+ {
+ int save_errno = errno, result;
+ struct __old_shmid_ds old;
+
+ /* Unfortunately there is no way how to find out for sure whether
+ we should use old or new shmctl. */
+ result = INLINE_SYSCALL (ipc, 5, IPCOP_shmctl, shmid, cmd | __IPC_64, 0, buf);
+ if (result != -1 || errno != EINVAL)
+ return result;
+
+ __set_errno(save_errno);
+ if (cmd == IPC_SET)
+ {
+ old.shm_perm.uid = buf->shm_perm.uid;
+ old.shm_perm.gid = buf->shm_perm.gid;
+ old.shm_perm.mode = buf->shm_perm.mode;
+ if (old.shm_perm.uid != buf->shm_perm.uid ||
+ old.shm_perm.gid != buf->shm_perm.gid)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+ }
+ result = INLINE_SYSCALL (ipc, 5, IPCOP_shmctl, shmid, cmd, 0, &old);
+ if (result != -1 && (cmd == SHM_STAT || cmd == IPC_STAT))
+ {
+ memset(buf, 0, sizeof(*buf));
+ buf->shm_perm.__key = old.shm_perm.__key;
+ buf->shm_perm.uid = old.shm_perm.uid;
+ buf->shm_perm.gid = old.shm_perm.gid;
+ buf->shm_perm.cuid = old.shm_perm.cuid;
+ buf->shm_perm.cgid = old.shm_perm.cgid;
+ buf->shm_perm.mode = old.shm_perm.mode;
+ buf->shm_perm.__seq = old.shm_perm.__seq;
+ buf->shm_atime = old.shm_atime;
+ buf->shm_dtime = old.shm_dtime;
+ buf->shm_ctime = old.shm_ctime;
+ buf->shm_segsz = old.shm_segsz;
+ buf->shm_nattch = old.shm_nattch;
+ buf->shm_cpid = old.shm_cpid;
+ buf->shm_lpid = old.shm_lpid;
+ }
+#if __WORDSIZE != 32
+ else if (result != -1 && cmd == IPC_INFO)
+ {
+ struct __old_shminfo *oldi = (struct __old_shminfo *)&old;
+ struct shminfo *i = (struct shminfo *)buf;
+
+ memset(i, 0, sizeof(*i));
+ i->shmmax = oldi->shmmax;
+ i->shmmin = oldi->shmmin;
+ i->shmmni = oldi->shmmni;
+ i->shmseg = oldi->shmseg;
+ i->shmall = oldi->shmall;
+ }
+#endif
+ return result;
+ }
+#endif
+}
+
+#if defined PIC && DO_VERSIONING
+default_symbol_version (__new_shmctl, shmctl, GLIBC_2.2);
+symbol_version (__old_shmctl, shmctl, GLIBC_2.0);
+#else
+weak_alias (__new_shmctl, shmctl);
+#endif
-/* Copyright (C) 1995, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1997, 1998, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#define __LIBC_IPC_INTERNAL
#include <errno.h>
#include <sys/shm.h>
-/* Copyright (C) 1995, 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, August 1995.
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#define __LIBC_IPC_INTERNAL
#include <errno.h>
#include <sys/shm.h>
#include <stdlib.h> /* for definition of NULL */
--- /dev/null
+/* Copyright (C) 1995-1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _SYS_IPC_H
+# error "Never use <bits/ipc.h> directly; include <sys/ipc.h> instead."
+#endif
+
+#include <bits/types.h>
+#include <bits/wordsize.h>
+
+/* Mode bits for `msgget', `semget', and `shmget'. */
+#define IPC_CREAT 01000 /* Create key if key does not exist. */
+#define IPC_EXCL 02000 /* Fail if key exists. */
+#define IPC_NOWAIT 04000 /* Return error on wait. */
+
+/* Control commands for `msgctl', `semctl', and `shmctl'. */
+#define IPC_RMID 0 /* Remove identifier. */
+#define IPC_SET 1 /* Set `ipc_perm' options. */
+#define IPC_STAT 2 /* Get `ipc_perm' options. */
+#define IPC_INFO 3 /* See ipcs. */
+
+/* Special key values. */
+#define IPC_PRIVATE ((__key_t) 0) /* Private key. */
+
+#define __IPC_64 0x100
+
+
+/* Data structure used to pass permission information to IPC operations. */
+struct ipc_perm
+ {
+ __key_t __key; /* Key. */
+ __uid_t uid; /* Owner's user ID. */
+ __gid_t gid; /* Owner's group ID. */
+ __uid_t cuid; /* Creator's user ID. */
+ __gid_t cgid; /* Creator's group ID. */
+#if __WORDSIZE == 32
+ unsigned short int __pad1;
+ unsigned short int mode; /* Read/write permission. */
+ unsigned short int __pad2;
+#else
+ unsigned int mode; /* Read/write permission. */
+ unsigned short int __pad1;
+#endif
+ unsigned short int __seq; /* Sequence number. */
+ unsigned long long int __unused1;
+ unsigned long long int __unused2;
+ };
+
+#ifdef __LIBC_IPC_INTERNAL
+struct __old_ipc_perm
+ {
+ __key_t __key; /* Key. */
+ unsigned short int uid; /* Owner's user ID. */
+ unsigned short int gid; /* Owner's group ID. */
+ unsigned short int cuid; /* Creator's user ID. */
+ unsigned short int cgid; /* Creator's group ID. */
+ unsigned short int mode; /* Read/write permission. */
+ unsigned short int __seq; /* Sequence number. */
+ };
+
+__BEGIN_DECLS
+
+/* The actual system call: all functions are multiplexed by this. */
+extern int __syscall_ipc (int __call, int __first, int __second,
+ int __third, void *__ptr);
+
+__END_DECLS
+
+
+/* The codes for the functions to use the multiplexer `__syscall_ipc'. */
+#define IPCOP_semop 1
+#define IPCOP_semget 2
+#define IPCOP_semctl 3
+#define IPCOP_msgsnd 11
+#define IPCOP_msgrcv 12
+#define IPCOP_msgget 13
+#define IPCOP_msgctl 14
+#define IPCOP_shmat 21
+#define IPCOP_shmdt 22
+#define IPCOP_shmget 23
+#define IPCOP_shmctl 24
+
+#endif /* __LIBC_IPC_INTERNAL */
--- /dev/null
+/* Copyright (C) 1995, 1996, 1997, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _SYS_MSG_H
+# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."
+#endif
+
+#include <sys/types.h>
+#include <bits/wordsize.h>
+
+/* Define options for message queue functions. */
+#define MSG_NOERROR 010000 /* no error if message is too big */
+#define MSG_EXCEPT 020000 /* recv any msg except of specified type */
+
+
+/* Structure of record for one message inside the kernel.
+ The type `struct msg' is opaque. */
+struct msqid_ds
+{
+ struct ipc_perm msg_perm; /* structure describing operation permission */
+#if __WORDSIZE == 32
+ unsigned int __pad1;
+#endif
+ __time_t msg_stime; /* time of last msgsnd command */
+#if __WORDSIZE == 32
+ unsigned int __pad2;
+#endif
+ __time_t msg_rtime; /* time of last msgrcv command */
+#if __WORDSIZE == 32
+ unsigned int __pad3;
+#endif
+ __time_t msg_ctime; /* time of last change */
+ unsigned long int __msg_cbytes; /* current number of bytes on queue */
+ unsigned long int msg_qnum; /* number of messages currently on queue */
+ unsigned long int msg_qbytes; /* max number of bytes allowed on queue */
+ pid_t msg_lspid; /* pid of last msgsnd() */
+ pid_t msg_lrpid; /* pid of last msgrcv() */
+ unsigned long int __unused1;
+ unsigned long int __unused2;
+};
+
+#ifdef __LIBC_IPC_INTERNAL
+
+struct __old_msqid_ds
+{
+ struct __old_ipc_perm msg_perm; /* structure describing operation permission */
+ struct msg *__msg_first; /* pointer to first message on queue */
+ struct msg *__msg_last; /* pointer to last message on queue */
+ __time_t msg_stime; /* time of last msgsnd command */
+ __time_t msg_rtime; /* time of last msgrcv command */
+ __time_t msg_ctime; /* time of last change */
+ struct wait_queue *__wwait; /* ??? */
+ struct wait_queue *__rwait; /* ??? */
+ unsigned short int __msg_cbytes; /* current number of bytes on queue */
+ unsigned short int msg_qnum; /* number of messages currently on queue */
+ unsigned short int msg_qbytes; /* max number of bytes allowed on queue */
+ __ipc_pid_t msg_lspid; /* pid of last msgsnd() */
+ __ipc_pid_t msg_lrpid; /* pid of last msgrcv() */
+};
+
+#endif
+
+#ifdef __USE_MISC
+
+# define msg_cbytes __msg_cbytes
+
+/* ipcs ctl commands */
+# define MSG_STAT 11
+# define MSG_INFO 12
+
+/* buffer for msgctl calls IPC_INFO, MSG_INFO */
+struct msginfo
+ {
+ int msgpool;
+ int msgmap;
+ int msgmax;
+ int msgmnb;
+ int msgmni;
+ int msgssz;
+ int msgtql;
+ unsigned short int msgseg;
+ };
+
+#endif /* __USE_MISC */
--- /dev/null
+/* Copyright (C) 1995, 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _SYS_SEM_H
+# error "Never include <bits/sem.h> directly; use <sys/sem.h> instead."
+#endif
+
+#include <sys/types.h>
+#include <bits/wordsize.h>
+
+/* Flags for `semop'. */
+#define SEM_UNDO 0x1000 /* undo the operation on exit */
+
+/* Commands for `semctl'. */
+#define GETPID 11 /* get sempid */
+#define GETVAL 12 /* get semval */
+#define GETALL 13 /* get all semval's */
+#define GETNCNT 14 /* get semncnt */
+#define GETZCNT 15 /* get semzcnt */
+#define SETVAL 16 /* set semval */
+#define SETALL 17 /* set all semval's */
+
+
+/* Data structure describing a set of semaphores. */
+struct semid_ds
+{
+ struct ipc_perm sem_perm; /* operation permission struct */
+#if __WORDSIZE == 32
+ unsigned int __pad1;
+#endif
+ __time_t sem_otime; /* last semop() time */
+#if __WORDSIZE == 32
+ unsigned int __pad2;
+#endif
+ __time_t sem_ctime; /* last time changed by semctl() */
+ unsigned long int sem_nsems; /* number of semaphores in set */
+ unsigned long int __unused1;
+ unsigned long int __unused2;
+};
+
+#ifdef __LIBC_IPC_INTERNAL
+struct __old_semid_ds
+{
+ struct __old_ipc_perm sem_perm; /* operation permission struct */
+ __time_t sem_otime; /* last semop() time */
+ __time_t sem_ctime; /* last time changed by semctl() */
+ struct sem *__sembase; /* ptr to first semaphore in array */
+ struct sem_queue *__sem_pending; /* pending operations */
+ struct sem_queue *__sem_pending_last; /* last pending operation */
+ struct sem_undo *__undo; /* ondo requests on this array */
+ unsigned short int sem_nsems; /* number of semaphores in set */
+};
+#endif
+
+/* The user should define a union like the following to use it for arguments
+ for `semctl'.
+
+ union semun
+ {
+ int val; <= value for SETVAL
+ struct semid_ds *buf; <= buffer for IPC_STAT & IPC_SET
+ unsigned short int *array; <= array for GETALL & SETALL
+ struct seminfo *__buf; <= buffer for IPC_INFO
+ };
+
+ Previous versions of this file used to define this union but this is
+ incorrect. One can test the macro _SEM_SEMUN_UNDEFINED to see whether
+ one must define the union or not. */
+#define _SEM_SEMUN_UNDEFINED 1
+
+#ifdef __USE_MISC
+
+/* ipcs ctl cmds */
+# define SEM_STAT 18
+# define SEM_INFO 19
+
+struct seminfo
+{
+ int semmap;
+ int semmni;
+ int semmns;
+ int semmnu;
+ int semmsl;
+ int semopm;
+ int semume;
+ int semusz;
+ int semvmx;
+ int semaem;
+};
+
+#endif /* __USE_MISC */
--- /dev/null
+/* Copyright (C) 1995, 1996, 1997, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _SYS_SHM_H
+# error "Never include <bits/shm.h> directly; use <sys/shm.h> instead."
+#endif
+
+#include <sys/types.h>
+#include <bits/wordsize.h>
+
+/* Permission flag for shmget. */
+#define SHM_R 0400 /* or S_IRUGO from <linux/stat.h> */
+#define SHM_W 0200 /* or S_IWUGO from <linux/stat.h> */
+
+/* Flags for `shmat'. */
+#define SHM_RDONLY 010000 /* attach read-only else read-write */
+#define SHM_RND 020000 /* round attach address to SHMLBA */
+#define SHM_REMAP 040000 /* take-over region on attach */
+
+/* Commands for `shmctl'. */
+#define SHM_LOCK 11 /* lock segment (root only) */
+#define SHM_UNLOCK 12 /* unlock segment (root only) */
+
+
+/* Data structure describing a set of semaphores. */
+struct shmid_ds
+ {
+ struct ipc_perm shm_perm; /* operation permission struct */
+#if __WORDSIZE == 32
+ unsigned int __pad1;
+#endif
+ __time_t shm_atime; /* time of last shmat() */
+#if __WORDSIZE == 32
+ unsigned int __pad2;
+#endif
+ __time_t shm_dtime; /* time of last shmdt() */
+#if __WORDSIZE == 32
+ unsigned int __pad3;
+#endif
+ __time_t shm_ctime; /* time of last change by shmctl() */
+ size_t shm_segsz; /* size of segment in bytes */
+ pid_t shm_cpid; /* pid of creator */
+ pid_t shm_lpid; /* pid of last shmop */
+ unsigned long int shm_nattch; /* number of current attaches */
+ unsigned long int __unused1;
+ unsigned long int __unused2;
+ };
+
+#ifdef __LIBC_IPC_INTERNAL
+struct __old_shmid_ds
+ {
+ struct __old_ipc_perm shm_perm; /* operation permission struct */
+ int shm_segsz; /* size of segment in bytes */
+ __time_t shm_atime; /* time of last shmat() */
+ __time_t shm_dtime; /* time of last shmdt() */
+ __time_t shm_ctime; /* time of last change by shmctl() */
+ __ipc_pid_t shm_cpid; /* pid of creator */
+ __ipc_pid_t shm_lpid; /* pid of last shmop */
+ unsigned short int shm_nattch; /* number of current attaches */
+ unsigned short int __shm_npages; /* size of segment (pages) */
+ unsigned long int *__shm_pages; /* array of ptrs to frames -> SHMMAX */
+ struct vm_area_struct *__attaches; /* descriptors for attaches */
+ };
+#endif
+
+#ifdef __USE_MISC
+
+/* ipcs ctl commands */
+# define SHM_STAT 13
+# define SHM_INFO 14
+
+/* shm_mode upper byte flags */
+# define SHM_DEST 01000 /* segment will be destroyed on last detach */
+# define SHM_LOCKED 02000 /* segment will not be swapped */
+
+struct shminfo
+ {
+ unsigned long shmmax;
+ unsigned long shmmin;
+ unsigned long shmmni;
+ unsigned long shmseg;
+ unsigned long shmall;
+ unsigned long __unused1;
+ unsigned long __unused2;
+ unsigned long __unused3;
+ unsigned long __unused4;
+ };
+
+struct __old_shminfo
+ {
+ int shmmax;
+ int shmmin;
+ int shmmni;
+ int shmseg;
+ int shmall;
+ };
+
+struct shm_info
+ {
+ int used_ids;
+ unsigned long int shm_tot; /* total allocated shm */
+ unsigned long int shm_rss; /* total resident shm */
+ unsigned long int shm_swp; /* total swapped shm */
+ unsigned long int swap_attempts;
+ unsigned long int swap_successes;
+ };
+
+#endif /* __USE_MISC */
clone.S
kernel_stat.h
init-first.h
-setresuid.c
-setresgid.c
setfsuid.c
setfsgid.c
#include "kernel-features.h"
#ifdef __NR_mmap2
-extern int __syscall_mmap2(__ptr_t, size_t, int, int, int, off_t);
+extern __ptr_t __syscall_mmap2(__ptr_t, size_t, int, int, int, off_t);
#ifndef __ASSUME_MMAP2_SYSCALL
static int have_no_mmap2;
#endif
int saved_errno = errno;
#endif
/* This will be always 12, no matter what page size is. */
- int result = INLINE_SYSCALL (mmap2, 6, addr, len, prot, flags,
- fd, (off_t) (offset >> 12));
+ __ptr_t result = INLINE_SYSCALL (mmap2, 6, addr, len, prot, flags,
+ fd, (off_t) (offset >> 12));
#ifndef __ASSUME_MMAP2_SYSCALL
- if (result != -1 || errno != ENOSYS)
+ if (result != (__ptr_t) -1 || errno != ENOSYS)
#endif
return result;
-#include <sysdeps/unix/sysv/linux/i386/setegid.c>
+/* Copyright (C) 1998, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <errno.h>
+#include <sys/syscall.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#ifdef __NR_setresgid32
+
+extern int __setresgid (gid_t rgid, gid_t egid, gid_t sgid);
+
+int
+setegid (gid_t gid)
+{
+ int result;
+
+ if (gid == (gid_t) ~0)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ /* First try the syscall. */
+ result = __setresgid (-1, gid, -1);
+ if (result == -1 && errno == ENOSYS)
+ /* No system call available. Use emulation. This may not work
+ since `setregid' also sets the saved group ID when GID is not
+ equal to the real group ID, making it impossible to switch back. */
+ result = __setregid (-1, gid);
+
+ return result;
+}
+#else
+# include <sysdeps/unix/bsd/setegid.c>
+#endif
-#include <sysdeps/unix/sysv/linux/i386/seteuid.c>
+/* Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <errno.h>
+#include <sys/syscall.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include "kernel-features.h"
+
+#if defined __NR_setresuid32 || __ASSUME_SETRESUID_SYSCALL > 0
+
+extern int __setresuid (uid_t ruid, uid_t euid, uid_t suid);
+
+int
+seteuid (uid_t uid)
+{
+ int result;
+
+ if (uid == (uid_t) ~0)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ /* First try the syscall. */
+ result = __setresuid (-1, uid, -1);
+# if __ASSUME_SETRESUID_SYSCALL == 0
+ if (result == -1 && errno == ENOSYS)
+ /* No system call available. Use emulation. This may not work
+ since `setreuid' also sets the saved user ID when UID is not
+ equal to the real user ID, making it impossible to switch back. */
+ result = __setreuid (-1, uid);
+# endif
+
+ return result;
+}
+#else
+# include <sysdeps/unix/bsd/seteuid.c>
+#endif
+++ /dev/null
-#include <sysdeps/unix/sysv/linux/i386/setresgid.c>
+++ /dev/null
-#include <sysdeps/unix/sysv/linux/i386/setresuid.c>
s_setgid setgid setgid 1 __syscall_setgid
s_setgroups setgroups setgroups 2 __syscall_setgroups
s_setregid setregid setregid 2 __syscall_setregid
-s_setresgid setresgid setresgid 3 __syscall_setresgid
-s_setresuid setresuid setresuid 3 __syscall_setresuid
s_setreuid setreuid setreuid 2 __syscall_setreuid
s_setrlimit setrlimit setrlimit 3 __syscall_setrlimit
s_ipc msgget ipc 5 __syscall_ipc
s_setuid setuid setuid 1 __syscall_setuid
+setresuid EXTRA setresuid32 3 __setresuid setresuid
+setresgid EXTRA setresgid32 3 __setresgid setresgid
+getresuid EXTRA getresuid32 3 getresuid
+getresgid EXTRA getresgid32 3 getresgid
# System calls with wrappers.
rt_sigaction - rt_sigaction 4 __syscall_rt_sigaction
sys_readv readv readv 3 __syscall_readv
sys_stat xstat stat 2 __syscall_stat
sys_writev writev writev 3 __syscall_writev
+s_chown chown chown 3 __syscall_chown
+s_chown32 chown chown32 3 __syscall_chown32
+s_fchown fchown fchown 3 __syscall_fchown
+s_fchown32 fchown fchown32 3 __syscall_fchown32
+s_lchown lchown lchown 3 __syscall_lchown
+s_lchown32 lchown lchown32 3 __syscall_lchown32
+s_getgid getgid getgid 0 __syscall_getgid
+s_getgid32 getgid getgid32 0 __syscall_getgid32
+s_getuid getuid getuid 0 __syscall_getuid
+s_getuid32 getuid getuid32 0 __syscall_getuid32
+s_getgroups32 getgroups getgroups32 2 __syscall_getgroups32
+s_setgroups32 setgroups setgroups32 2 __syscall_setgroups32
+s_setfsgid32 setfsgid setfsgid32 1 __syscall_setfsgid32
+s_setfsuid32 setfsuid setfsuid32 1 __syscall_setfsuid32
+s_setregid32 setregid setregid32 2 __syscall_setregid32
+s_setreuid32 setreuid setreuid32 2 __syscall_setreuid32
+s_getegid getegid getegid 0 __syscall_getegid
+s_geteuid geteuid geteuid 0 __syscall_geteuid
+s_getegid32 getegid getegid32 0 __syscall_getegid32
+s_geteuid32 geteuid geteuid32 0 __syscall_geteuid32
+s_setgid32 setgid setgid32 1 __syscall_setgid32
+s_setuid32 setuid setuid32 1 __syscall_setuid32
--- /dev/null
+/* Copyright (C) 1995, 1997, 1998, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <errno.h>
+#include <sys/msg.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+
+/* Allows to control internal state and destruction of message queue
+ objects. */
+
+int
+msgctl (msqid, cmd, buf)
+ int msqid;
+ int cmd;
+ struct msqid_ds *buf;
+{
+ return INLINE_SYSCALL (ipc, 5, IPCOP_msgctl, msqid, cmd, 0, buf);
+}
--- /dev/null
+/* Copyright (C) 1995, 1997, 1998, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <errno.h>
+#include <stdarg.h>
+#include <sys/sem.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+
+/* Define a `union semun' suitable for Linux here. */
+union semun
+{
+ int val; /* value for SETVAL */
+ struct semid_ds *buf; /* buffer for IPC_STAT & IPC_SET */
+ unsigned short int *array; /* array for GETALL & SETALL */
+ struct seminfo *__buf; /* buffer for IPC_INFO */
+};
+
+
+/* Return identifier for array of NSEMS semaphores associated with
+ KEY. */
+
+int
+semctl (int semid, int semnum, int cmd, ...)
+{
+ union semun arg;
+ va_list ap;
+
+ va_start (ap, cmd);
+
+ /* Get the argument. */
+ arg = va_arg (ap, union semun);
+
+ va_end (ap);
+
+ return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd, &arg);
+}
--- /dev/null
+/* Copyright (C) 1995, 1997, 1998, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <errno.h>
+#include <sys/shm.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+
+/* Provide operations to control over shared memory segments. */
+
+int
+shmctl (shmid, cmd, buf)
+ int shmid;
+ int cmd;
+ struct shmid_ds *buf;
+{
+ return INLINE_SYSCALL (ipc, 5, IPCOP_shmctl, shmid, cmd, 0, buf);
+}
setfsuid EXTRA setfsuid 1 setfsuid
setpgid - setpgid 2 __setpgid setpgid
setresuid EXTRA setresuid 3 __setresuid setresuid
-setresgid EXTRA setresgid 3 setresgid
+setresgid EXTRA setresgid 3 __setresgid setresgid
sigaltstack - sigaltstack 2 __sigaltstack sigaltstack
sysinfo EXTRA sysinfo 1 sysinfo
swapon - swapon 2 __swapon swapon
int __have_no_truncate64;
#endif
-extern int __syscall_truncate64 (int fd, int high_length, int low_length);
+extern int __syscall_truncate64 (const char *path, int high_length, int low_length);
/* Truncate the file FD refers to to LENGTH bytes. */
git://sourceware.org / glibc.git / commitdiff