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Diffstat (limited to 'share/examples/kld/cdev/module/cdev.c')
| -rw-r--r-- | share/examples/kld/cdev/module/cdev.c | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/share/examples/kld/cdev/module/cdev.c b/share/examples/kld/cdev/module/cdev.c deleted file mode 100644 index 4c9e1397d26bb..0000000000000 --- a/share/examples/kld/cdev/module/cdev.c +++ /dev/null @@ -1,124 +0,0 @@ -/* 08 Nov 1998*/ -/* - * cdev.c - * - * 08 Nov 1998 Rajesh Vaidheeswarran - * - * Copyright (c) 1998 Rajesh Vaidheeswarran - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Rajesh Vaidheeswarran. - * 4. The name Rajesh Vaidheeswarran may not be used to endorse or promote - * products derived from this software without specific prior written - * permission. - * - * THIS SOFTWARE IS PROVIDED BY RAJESH VAIDHEESWARRAN ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE RAJESH VAIDHEESWARRAN BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * Copyright (c) 1993 Terrence R. Lambert. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Terrence R. Lambert. - * 4. The name Terrence R. Lambert may not be used to endorse or promote - * products derived from this software without specific prior written - * permission. - * - * THIS SOFTWARE IS PROVIDED BY TERRENCE R. LAMBERT ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE TERRENCE R. LAMBERT BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - */ -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/ioccom.h> -#include "cdev.h" - -/* - * This is the actual code for the system call... it can't be static because - * it is exported to another part of the module... the only place it needs - * to be referenced is the sysent we are interested in. - * - * To write your own system call using this as a template, you could strip - * out this code and use the rest as a prototype module, changing only the - * function names and the number of arguments to the call in the module - * specific "sysent". - * - * You would have to use the "-R" option of "ld" to ensure a linkable file - * if you were to do this, since you would need to combine multiple ".o" - * files into a single ".o" file for use by "modload". - */ - -#define CDEV_IOCTL1 _IOR('C', 1, u_int) - -int -mydev_open(dev_t dev, int flag, int otyp, struct proc *procp) -{ - printf("mydev_open: dev_t=%d, flag=%x, otyp=%x, procp=%p\n", - dev, flag, otyp, procp); - return (0); -} - -int -mydev_close(dev_t dev, int flag, int otyp, struct proc *procp) -{ - printf("mydev_close: dev_t=%d, flag=%x, otyp=%x, procp=%p\n", - dev, flag, otyp, procp); - return (0); -} - -int -mydev_ioctl(dev_t dev, u_long cmd, caddr_t arg, int mode, struct proc *procp) -{ - int error = 0; - - printf("mydev_ioctl: dev_t=%d, cmd=%lx, arg=%p, mode=%x procp=%p\n", - dev, cmd, arg, mode, procp); - - switch(cmd) { - case CDEV_IOCTL1: - printf("you called mydev_ioctl CDEV_IOCTL1\n"); - break; - default: - printf("No such ioctl for me!\n"); - error = EINVAL; - break; - } - return error; -} |