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-rw-r--r--usr.sbin/smbmsg/smbmsg.c344
1 files changed, 0 insertions, 344 deletions
diff --git a/usr.sbin/smbmsg/smbmsg.c b/usr.sbin/smbmsg/smbmsg.c
deleted file mode 100644
index 425b782..0000000
--- a/usr.sbin/smbmsg/smbmsg.c
+++ /dev/null
@@ -1,344 +0,0 @@
-/*-
- * Copyright (C) 2004 Joerg Wunsch
- * 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.
- *
- * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``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 AUTHOR OR CONTRIBUTORS 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.
- *
- * $FreeBSD$
- */
-
-/*
- * Send or receive messages over an SMBus.
- */
-
-#include <err.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sysexits.h>
-#include <unistd.h>
-
-#include <sys/types.h>
-#include <sys/ioctl.h>
-
-#include <dev/smbus/smb.h>
-
-#include "pathnames.h"
-
-static const char *dev = PATH_DEFAULTSMBDEV;
-static const char *bytefmt = "0x%02x";
-static const char *wordfmt = "0x%04x";
-static const char *fmt;
-
-static int fd; /* file descriptor for /dev/smbX */
-static int cflag = -1; /* SMBus cmd */
-static int iflag = -1; /* input data */
-static int oflag = -1; /* output data */
-static int pflag; /* probe bus */
-static int slave = -1; /* slave address */
-static int wflag; /* word IO */
-
-static unsigned char ibuf[SMB_MAXBLOCKSIZE];
-static unsigned char obuf[SMB_MAXBLOCKSIZE];
-static unsigned short oword, iword;
-
-/*
- * The I2C specs say that all addresses below 16 and above or equal
- * 240 are reserved. Address 0 is the global address, but we do not
- * care for this detail.
- */
-#define MIN_I2C_ADDR 16
-#define MAX_I2C_ADDR 240
-
-static int do_io(void);
-static int getnum(const char *s);
-static void probe_i2c(void);
-static void usage(void);
-
-static void
-usage(void)
-{
- fprintf(stderr,
- "usage: smbmsg [-f dev] -p\n"
- " smbmsg [-f dev] -s slave [-F fmt] [-c cmd] [-w] "
- "[-i incnt] [-o outcnt] [outdata ...]\n");
- exit(EX_USAGE);
-}
-
-static int
-getnum(const char *s)
-{
- char *endp;
- unsigned long l;
-
- l = strtoul(s, &endp, 0);
- if (*s != '\0' && *endp == '\0')
- return (int)l;
- return (-1);
-}
-
-static void
-probe_i2c(void)
-{
- unsigned char addr;
- int flags;
-#define IS_READABLE 1
-#define IS_WRITEABLE 2
- struct smbcmd c;
-
- printf("Probing for devices on %s:\n", dev);
-
- for (addr = MIN_I2C_ADDR; addr < MAX_I2C_ADDR; addr += 2) {
- c.slave = addr;
- flags = 0;
- if (ioctl(fd, SMB_RECVB, &c) != -1)
- flags = IS_READABLE;
- if (ioctl(fd, SMB_QUICK_WRITE, &c) != -1)
- flags |= IS_WRITEABLE;
- if (flags != 0) {
- printf("Device @0x%02x: ", addr);
- if (flags & IS_READABLE)
- putchar('r');
- if (flags & IS_WRITEABLE)
- putchar('w');
- putchar('\n');
- }
- }
-}
-
-static int
-do_io(void)
-{
- struct smbcmd c;
- int i;
-
- c.slave = slave;
- c.cmd = cflag;
-
- if (fmt == NULL && iflag > 0)
- fmt = wflag? wordfmt: bytefmt;
-
- if (cflag == -1) {
- /* operations that do not require a command byte */
- if (iflag == -1 && oflag == 0)
- /* 0 bytes output: quick write operation */
- return (ioctl(fd, SMB_QUICK_WRITE, &c));
- else if (iflag == 0 && oflag == -1)
- /* 0 bytes input: quick read operation */
- return (ioctl(fd, SMB_QUICK_READ, &c));
- else if (iflag == 1 && oflag == -1) {
- /* no command, 1 byte input: receive byte op. */
- if (ioctl(fd, SMB_RECVB, &c) == -1)
- return (-1);
- printf(fmt, (unsigned char)c.cmd);
- putchar('\n');
- return (0);
- } else if (iflag == -1 && oflag == 1) {
- /* no command, 1 byte output: send byte op. */
- c.cmd = obuf[0];
- return (ioctl(fd, SMB_SENDB, &c));
- } else
- return (-2);
- }
- if (iflag == 1 && oflag == -1) {
- /* command + 1 byte input: read byte op. */
- c.data.byte_ptr = ibuf;
- if (ioctl(fd, SMB_READB, &c) == -1)
- return (-1);
- printf(fmt, (int)(unsigned char)ibuf[0]);
- putchar('\n');
- return (0);
- } else if (iflag == -1 && oflag == 1) {
- /* command + 1 byte output: write byte op. */
- c.data.byte = obuf[0];
- return (ioctl(fd, SMB_WRITEB, &c));
- } else if (wflag && iflag == 2 && oflag == -1) {
- /* command + 2 bytes input: read word op. */
- c.data.word_ptr = &iword;
- if (ioctl(fd, SMB_READW, &c) == -1)
- return (-1);
- printf(fmt, (int)(unsigned short)iword);
- putchar('\n');
- return (0);
- } else if (wflag && iflag == -1 && oflag == 2) {
- /* command + 2 bytes output: write word op. */
- c.data.word = oword;
- return (ioctl(fd, SMB_WRITEW, &c));
- } else if (wflag && iflag == 2 && oflag == 2) {
- /*
- * command + 2 bytes output + 2 bytes input:
- * "process call" op.
- */
- c.data.process.sdata = oword;
- c.data.process.rdata = &iword;
- if (ioctl(fd, SMB_PCALL, &c) == -1)
- return (-1);
- printf(fmt, (int)(unsigned short)iword);
- putchar('\n');
- return (0);
- } else if (iflag > 1 && oflag == -1) {
- /* command + > 1 bytes of input: block read */
- c.data.byte_ptr = ibuf;
- c.count = iflag;
- if (ioctl(fd, SMB_BREAD, &c) == -1)
- return (-1);
- for (i = 0; i < iflag; i++) {
- if (i != 0)
- putchar(' ');
- printf(fmt, ibuf[i]);
- }
- putchar('\n');
- return (0);
- } else if (iflag == -1 && oflag > 1) {
- /* command + > 1 bytes of output: block write */
- c.data.byte_ptr = obuf;
- c.count = oflag;
- return (ioctl(fd, SMB_BWRITE, &c));
- }
-
- return (-2);
-}
-
-
-int
-main(int argc, char **argv)
-{
- int i, n, errs = 0;
- int savederrno;
-
- while ((i = getopt(argc, argv, "F:c:f:i:o:ps:w")) != -1)
- switch (i) {
- case 'F':
- fmt = optarg;
- break;
-
- case 'c':
- if ((cflag = getnum(optarg)) == -1)
- errx(EX_USAGE, "Invalid number: %s", optarg);
- if (cflag < 0 || cflag >= 256)
- errx(EX_USAGE,
- "CMD out of range: %d",
- cflag);
- break;
-
- case 'f':
- dev = optarg;
- break;
-
- case 'i':
- if ((iflag = getnum(optarg)) == -1)
- errx(EX_USAGE, "Invalid number: %s", optarg);
- if (iflag < 0 || iflag > SMB_MAXBLOCKSIZE)
- errx(EX_USAGE,
- "# input bytes out of range: %d",
- iflag);
- break;
-
- case 'o':
- if ((oflag = getnum(optarg)) == -1)
- errx(EX_USAGE, "Invalid number: %s", optarg);
- if (oflag < 0 || oflag > SMB_MAXBLOCKSIZE)
- errx(EX_USAGE,
- "# output bytes out of range: %d",
- oflag);
- break;
-
- case 'p':
- pflag = 1;
- break;
-
- case 's':
- if ((slave = getnum(optarg)) == -1)
- errx(EX_USAGE, "Invalid number: %s", optarg);
-
- if (slave < MIN_I2C_ADDR || slave >= MAX_I2C_ADDR)
- errx(EX_USAGE,
- "Slave address out of range: %d",
- slave);
- break;
-
- case 'w':
- wflag = 1;
- break;
-
- default:
- errs++;
- }
- argc -= optind;
- argv += optind;
- if (errs || (slave != -1 && pflag) || (slave == -1 && !pflag))
- usage();
- if (wflag &&
- !((iflag == 2 && oflag == -1) ||
- (iflag == -1 && oflag == 2) ||
- (iflag == 2 && oflag == 2)))
- errx(EX_USAGE, "Illegal # IO bytes for word IO");
- if (!pflag && iflag == -1 && oflag == -1)
- errx(EX_USAGE, "Nothing to do");
- if (pflag && (cflag != -1 || iflag != -1 || oflag != -1 || wflag != 0))
- usage();
- if (oflag > 0) {
- if (oflag == 2 && wflag) {
- if (argc == 0)
- errx(EX_USAGE, "Too few arguments for -o count");
- if ((n = getnum(*argv)) == -1)
- errx(EX_USAGE, "Invalid number: %s", *argv);
- if (n < 0 || n >= 65535)
- errx(EX_USAGE, "Value out of range: %d", n);
- oword = n;
- argc--;
- argv++;
- } else for (i = 0; i < oflag; i++, argv++, argc--) {
- if (argc == 0)
- errx(EX_USAGE, "Too few arguments for -o count");
- if ((n = getnum(*argv)) == -1)
- errx(EX_USAGE, "Invalid number: %s", *argv);
- if (n < 0 || n >= 256)
- errx(EX_USAGE, "Value out of range: %d", n);
- obuf[i] = n;
- }
- }
- if (argc != 0)
- usage();
-
- if ((fd = open(dev, O_RDWR)) == -1)
- err(EX_UNAVAILABLE, "Cannot open %s", dev);
-
- i = 0;
- if (pflag)
- probe_i2c();
- else
- i = do_io();
-
- savederrno = errno;
- close(fd);
- errno = savederrno;
-
- if (i == -1)
- err(EX_UNAVAILABLE, "Error performing SMBus IO");
- else if (i == -2)
- errx(EX_USAGE, "Invalid option combination");
-
- return (0);
-}
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