a6df500f7d
CYGSERVER_REQUEST_MSG and CYGSERVER_REQUEST_SEM. (admininstrator_group_sid): Add extern declaration. * cygserver_ipc.h: Rewrite. * cygserver_msg.h: New file. * cygserver_sem.h: New file. * cygserver_shm.h: More or less rewrite. * cygwin.din: Add msgctl, msgget, msgrcv, msgsnd, semctl, semget and semop. * msg.cc: Rewrite. * safe_memory.h: Remove. * sem.cc: Rewrite. * shm.cc: Rewrite. * include/cygwin/ipc.h: Use appropriate guard. (struct ipc_perm): Add seq. (IPCID_TO_IX): New define from BSD. (IPCID_TO_SEQ): Ditto. (IXSEQ_TO_IPCID): Ditto. (IPC_R): Ditto. (IPC_W): Ditto. (IPC_M): Ditto. * include/cygwin/msg.h: Use appropriate guard. #ifdef _KERNEL all stuff not explicitely defined by SUSv3. Use signed types in structs to match types used in BSD. (msgqnum_t): Define unsigned. (msglen_t): Ditto. (struct msqid_ds): Add msg_first and msg_last. (struct msginfo): Remove msgpool. Add msgssz and msgseg. * include/cygwin/sem.h: Use appropriate guard. #ifdef _KERNEL all stuff not explicitely defined by SUSv3. Use signed types in structs to match types used in BSD. (SEM_UNDO): Define appropriately. (struct semid_ds): Add sem_base. (struct seminfo): Add semmap and semusz. (SEM_A): New define from BSD. (SEM_R): Ditto. (SEM_ALLOC): Ditto. (union semun): Define. * include/cygwin/shm.h: Use appropriate guard. #ifdef _KERNEL all stuff not explicitely defined by SUSv3. Use signed types in structs to match types used in BSD. (SHMLBA): Define using cygwin_internal(CW_GET_SHMLBA) call. (struct shmid_ds): Add shm_internal. (struct shm_info): Rename shm_ids to used_ids as in BSD. Add define for shm_ids. * include/cygwin/sysproto.h: New file. * include/cygwin/version.h: Bump API minor number. * include/sys/ipc.h: New file. * include/sys/msg.h: New file. * include/sys/queue.h: New file from BSD. * include/sys/sem.h: New file. * include/sys/shm.h: New file. * include/sys/sysproto.h: New file.
92 lines
1.9 KiB
C++
92 lines
1.9 KiB
C++
/* cygserver_msg.h: Single unix specification IPC interface for Cygwin.
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Copyright 2003 Red Hat, Inc.
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#ifndef __CYGSERVER_MSG_H__
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#define __CYGSERVER_MSG_H__
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#include <sys/types.h>
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#include <sys/sysproto.h>
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#ifndef _KERNEL
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#define _KERNEL 1
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#endif
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#include <cygwin/msg.h>
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#include "cygserver.h"
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#include "cygserver_ipc.h"
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#ifndef __INSIDE_CYGWIN__
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class transport_layer_base;
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class process_cache;
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#endif
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class client_request_msg : public client_request
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{
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friend class client_request;
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public:
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enum msgop_t
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{
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MSGOP_msgctl,
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MSGOP_msgget,
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MSGOP_msgrcv,
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MSGOP_msgsnd
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};
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private:
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union
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{
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struct
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{
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msgop_t msgop;
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proc ipcblk;
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union
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{
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struct msgctl_args ctlargs;
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struct msgget_args getargs;
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struct msgrcv_args rcvargs;
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struct msgsnd_args sndargs;
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};
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} in;
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union {
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int ret;
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ssize_t rcv;
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} out;
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} _parameters;
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#ifndef __INSIDE_CYGWIN__
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client_request_msg ();
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virtual void serve (transport_layer_base *, process_cache *);
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#endif
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public:
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#ifdef __INSIDE_CYGWIN__
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client_request_msg (int, int, struct msqid_ds *); // msgctl
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client_request_msg (key_t, int); // msgget
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client_request_msg (int, void *, size_t, long, int); // msgrcv
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client_request_msg (int, const void *, size_t, int); // msgsnd
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#endif
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int retval (void) const { return _parameters.out.ret; }
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ssize_t rcvval (void) const { return _parameters.out.rcv; }
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};
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#ifndef __INSIDE_CYGWIN__
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int msginit (void);
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int msgunload (void);
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int msgctl (struct thread *, struct msgctl_args *);
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int msgget (struct thread *, struct msgget_args *);
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int msgsnd (struct thread *, struct msgsnd_args *);
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int msgrcv (struct thread *, struct msgrcv_args *);
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#endif
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#endif /* __CYGSERVER_MSG_H__ */
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