89 lines
2.5 KiB
C
89 lines
2.5 KiB
C
/*
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* Copyright (c) 1995 Andrew McRae. 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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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/ioctl.h>
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#include <pccard/cardinfo.h>
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int
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rdattr_main(argc, argv)
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int argc;
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char *argv[];
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{
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int i, reg, length;
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char name[64];
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u_char *buf;
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int fd;
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off_t offs;
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if (argc != 4) {
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fprintf(stderr, "usage: %s rdattr slot offs length\n", argv[0]);
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exit(1);
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}
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sprintf(name, CARD_DEVICE, atoi(argv[1]));
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fd = open(name, O_RDONLY);
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if (fd < 0) {
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perror(name);
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exit(1);
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}
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reg = MDF_ATTR;
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if (ioctl(fd, PIOCRWFLAG, ®)) {
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perror("ioctl (PIOCRWFLAG)");
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exit(1);
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}
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if (sscanf(argv[2], "%x", ®) != 1 ||
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sscanf(argv[3], "%x", &length) != 1) {
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fprintf(stderr, "arg error\n");
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exit(1);
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}
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offs = reg;
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if ((buf = malloc(length)) == 0) {
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perror(name);
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exit(1);
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}
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lseek(fd, offs, SEEK_SET);
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if (read(fd, buf, length) != length) {
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perror(name);
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exit(1);
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}
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for (i = 0; i < length; i++) {
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if (i % 16 == 0) {
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printf("%04x: ", (int) offs + i);
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}
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printf("%02x ", buf[i]);
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if (i % 16 == 15) {
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printf("\n");
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}
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}
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if (i % 16 != 0) {
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printf("\n");
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}
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return 0;
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}
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