6b3a9a0f3d
semantic patch: @@ expression rights, r; @@ - cap_rights_init(&rights, r) + cap_rights_init_one(&rights, r)
120 lines
4.2 KiB
C
120 lines
4.2 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2009 IronPort Systems Inc. <ambrisko@ironport.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*
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* Linux ioctl handler for the ipmi device driver
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/capsicum.h>
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#include <sys/conf.h>
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#include <sys/kernel.h>
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#include <sys/module.h>
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#include <sys/file.h>
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#include <sys/proc.h>
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#ifdef __amd64__
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#include <machine/../linux32/linux.h>
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#include <machine/../linux32/linux32_proto.h>
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#else
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#include <machine/../linux/linux.h>
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#include <machine/../linux/linux_proto.h>
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#endif
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#include <compat/linux/linux_ioctl.h>
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#include <sys/ioccom.h>
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#include <sys/ipmi.h>
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/* There are multiple ioctl number ranges that need to be handled */
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#define IPMI_LINUX_IOCTL_MIN 0x690b
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#define IPMI_LINUX_IOCTL_MAX 0x6915
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/* Linux versions of ioctl's */
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#define L_IPMICTL_RECEIVE_MSG_TRUNC _IOWR(IPMI_IOC_MAGIC, 11, struct ipmi_recv)
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#define L_IPMICTL_RECEIVE_MSG _IOWR(IPMI_IOC_MAGIC, 12, struct ipmi_recv)
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#define L_IPMICTL_SEND_COMMAND _IOW(IPMI_IOC_MAGIC, 13, struct ipmi_req)
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#define L_IPMICTL_REGISTER_FOR_CMD _IOW(IPMI_IOC_MAGIC, 14, struct ipmi_cmdspec)
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#define L_IPMICTL_UNREGISTER_FOR_CMD _IOW(IPMI_IOC_MAGIC, 15, struct ipmi_cmdspec)
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#define L_IPMICTL_SET_GETS_EVENTS_CMD _IOW(IPMI_IOC_MAGIC, 16, int)
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#define L_IPMICTL_SET_MY_ADDRESS_CMD _IOW(IPMI_IOC_MAGIC, 17, unsigned int)
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#define L_IPMICTL_GET_MY_ADDRESS_CMD _IOW(IPMI_IOC_MAGIC, 18, unsigned int)
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#define L_IPMICTL_SET_MY_LUN_CMD _IOW(IPMI_IOC_MAGIC, 19, unsigned int)
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#define L_IPMICTL_GET_MY_LUN_CMD _IOW(IPMI_IOC_MAGIC, 20, unsigned int)
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static linux_ioctl_function_t ipmi_linux_ioctl;
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static struct linux_ioctl_handler ipmi_linux_handler = {ipmi_linux_ioctl,
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IPMI_LINUX_IOCTL_MIN,
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IPMI_LINUX_IOCTL_MAX};
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SYSINIT (ipmi_linux_register, SI_SUB_KLD, SI_ORDER_MIDDLE,
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linux_ioctl_register_handler, &ipmi_linux_handler);
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SYSUNINIT(ipmi_linux_unregister, SI_SUB_KLD, SI_ORDER_MIDDLE,
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linux_ioctl_unregister_handler, &ipmi_linux_handler);
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static int
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ipmi_linux_modevent(module_t mod, int type, void *data)
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{
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/* Do we care about any specific load/unload actions? */
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return (0);
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}
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DEV_MODULE(ipmi_linux, ipmi_linux_modevent, NULL);
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MODULE_DEPEND(ipmi_linux, linux, 1, 1, 1);
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static int
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ipmi_linux_ioctl(struct thread *td, struct linux_ioctl_args *args)
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{
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cap_rights_t rights;
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struct file *fp;
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u_long cmd;
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int error;
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error = fget(td, args->fd, cap_rights_init_one(&rights, CAP_IOCTL),
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&fp);
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if (error != 0)
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return (error);
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cmd = args->cmd;
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switch(cmd) {
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case L_IPMICTL_GET_MY_ADDRESS_CMD:
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cmd = IPMICTL_GET_MY_ADDRESS_CMD;
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break;
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case L_IPMICTL_GET_MY_LUN_CMD:
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cmd = IPMICTL_GET_MY_LUN_CMD;
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break;
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}
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/*
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* Pass the ioctl off to our standard handler.
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*/
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error = (fo_ioctl(fp, cmd, (caddr_t)args->arg, td->td_ucred, td));
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fdrop(fp, td);
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return (error);
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}
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