| linux_ipc.c (140214) | linux_ipc.c (140839) |
|---|---|
| 1/*- 2 * Copyright (c) 1994-1995 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 13 unchanged lines hidden (view full) --- 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 1994-1995 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 13 unchanged lines hidden (view full) --- 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include <sys/cdefs.h> |
| 30__FBSDID("$FreeBSD: head/sys/compat/linux/linux_ipc.c 140214 2005-01-14 04:44:56Z obrien $"); | 30__FBSDID("$FreeBSD: head/sys/compat/linux/linux_ipc.c 140839 2005-01-26 00:46:36Z sobomax $"); |
| 31 32#include <sys/param.h> 33#include <sys/systm.h> 34#include <sys/syscallsubr.h> 35#include <sys/sysproto.h> 36#include <sys/proc.h> 37#include <sys/limits.h> 38#include <sys/msg.h> --- 590 unchanged lines hidden (view full) --- 629 bsd_args.key = args->key; 630 bsd_args.msgflg = args->msgflg; 631 return msgget(td, &bsd_args); 632} 633 634int 635linux_msgctl(struct thread *td, struct linux_msgctl_args *args) 636{ | 31 32#include <sys/param.h> 33#include <sys/systm.h> 34#include <sys/syscallsubr.h> 35#include <sys/sysproto.h> 36#include <sys/proc.h> 37#include <sys/limits.h> 38#include <sys/msg.h> --- 590 unchanged lines hidden (view full) --- 629 bsd_args.key = args->key; 630 bsd_args.msgflg = args->msgflg; 631 return msgget(td, &bsd_args); 632} 633 634int 635linux_msgctl(struct thread *td, struct linux_msgctl_args *args) 636{ |
| 637 struct msgctl_args /* { 638 int msqid; 639 int cmd; 640 struct msqid_ds *buf; 641 } */ bsd_args; 642 int error; | 637 int error, bsd_cmd; |
| 643 struct l_msqid_ds linux_msqid; | 638 struct l_msqid_ds linux_msqid; |
| 644 caddr_t sg = stackgap_init(); | 639 struct msqid_ds bsd_msqid; 640 struct msqid_ds *bsd_msqptr; |
| 645 646 error = linux_msqid_pullup(args->cmd & LINUX_IPC_64, 647 &linux_msqid, (caddr_t)PTRIN(args->buf)); 648 if (error != 0) 649 return (error); | 641 642 error = linux_msqid_pullup(args->cmd & LINUX_IPC_64, 643 &linux_msqid, (caddr_t)PTRIN(args->buf)); 644 if (error != 0) 645 return (error); |
| 650 bsd_args.buf = (struct msqid_ds*)stackgap_alloc(&sg, 651 sizeof(struct l_msqid_ds)); 652 bsd_args.msqid = args->msqid; 653 bsd_args.cmd = args->cmd & ~LINUX_IPC_64; 654 if (bsd_args.cmd == LINUX_IPC_SET) 655 linux_to_bsd_msqid_ds(&linux_msqid, bsd_args.buf); | 646 bsd_cmd = args->cmd & ~LINUX_IPC_64; 647 if (bsd_cmd == LINUX_IPC_SET) 648 linux_to_bsd_msqid_ds(&linux_msqid, &bsd_msqid); |
| 656 | 649 |
| 657 error = msgctl(td, &bsd_args); | 650 error = kern_msgctl(td, args->msqid, bsd_cmd, &bsd_msqid, &bsd_msqptr); |
| 658 if (error != 0) | 651 if (error != 0) |
| 659 if (bsd_args.cmd != LINUX_IPC_RMID || error != EINVAL) | 652 if (bsd_cmd != LINUX_IPC_RMID || error != EINVAL) |
| 660 return (error); 661 | 653 return (error); 654 |
| 662 if (bsd_args.cmd == LINUX_IPC_STAT) { 663 bsd_to_linux_msqid_ds(bsd_args.buf, &linux_msqid); | 655 if (bsd_cmd == LINUX_IPC_STAT) { 656 bsd_to_linux_msqid_ds(bsd_msqptr, &linux_msqid); |
| 664 return (linux_msqid_pushdown(args->cmd & LINUX_IPC_64, 665 &linux_msqid, (caddr_t)PTRIN(args->buf))); 666 } 667 668 return (0); 669} 670 671int --- 153 unchanged lines hidden --- | 657 return (linux_msqid_pushdown(args->cmd & LINUX_IPC_64, 658 &linux_msqid, (caddr_t)PTRIN(args->buf))); 659 } 660 661 return (0); 662} 663 664int --- 153 unchanged lines hidden --- |