25fce75ee4
multi part stuff centralized. The final check is backwards or something so it always said it failed, even it it didn't. Fixed tcpip address check to not be stupid, 10.0.255.1 is legal.
587 lines
14 KiB
C
587 lines
14 KiB
C
/*
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* The new sysinstall program.
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*
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* This is probably the last attempt in the `sysinstall' line, the next
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* generation being slated to essentially a complete rewrite.
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*
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* $Id: media.c,v 1.19 1995/05/27 10:47:34 jkh Exp $
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*
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* Copyright (c) 1995
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* Jordan Hubbard. 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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* verbatim and that no modifications are made prior to this
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* point in the file.
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Jordan Hubbard
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* for the FreeBSD Project.
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* 4. The name of Jordan Hubbard or the FreeBSD project may not be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY JORDAN HUBBARD ``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 JORDAN HUBBARD OR HIS PETS 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, LIFE 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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*/
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#include <stdio.h>
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#include <sys/errno.h>
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#include <sys/fcntl.h>
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#include <sys/stat.h>
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#include <sys/mman.h>
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#include <sys/wait.h>
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#include <unistd.h>
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#include "sysinstall.h"
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pid_t getDistpid = 0;
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/*
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* This is the generic distribution opening routine. It returns
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* a file descriptor that refers to a stream of bytes coming from
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* _somewhere_ that can be extracted as a gzip'd tar file.
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*/
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int
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genericGetDist(char *path, Attribs *dist_attrib, Boolean prompt)
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{
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int fd;
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char buf[512];
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struct stat sb;
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int pfd[2], numchunks;
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const char *tmp;
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/* reap any previous child corpse - yuck! */
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if (getDistpid) {
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int i, j;
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i = waitpid(getDistpid, &j, 0);
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if (i < 0 || WEXITSTATUS(j))
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msgNotify("Warning: Previous extraction returned status code %d.", WEXITSTATUS(j));
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getDistpid = 0;
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}
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/* How try to figure out how many pieces to expect */
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if (dist_attrib) {
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tmp = attr_match(dist_attrib, "pieces");
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numchunks = atoi(tmp);
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}
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else
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numchunks = 1;
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if (!path)
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return -1;
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if (stat(path, &sb) == 0) {
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fd = open(path, O_RDONLY, 0);
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return(fd);
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}
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snprintf(buf, 512, "%s.tgz", path);
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if (stat(buf, &sb) == 0) {
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fd = open(buf, O_RDONLY, 0);
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return(fd);
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}
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snprintf(buf, 512, "%s.aa", path);
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if (stat(buf, &sb) == 0 && numchunks == 1) {
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fd = open(buf, O_RDONLY, 0);
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if (fd != -1)
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return fd;
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else if (!prompt) {
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}
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}
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if (numchunks < 2 && !prompt) {
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if (!getenv(NO_CONFIRMATION))
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msgConfirm("Cannot find file(s) for distribution in ``%s''!", path);
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else
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msgDebug("Cannot find file(s) for distribution in ``%s''!\n", path);
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return -1;
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}
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msgDebug("Attempting to concatenate %u chunks\n", numchunks);
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pipe(pfd);
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getDistpid = fork();
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if (!getDistpid) {
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caddr_t memory;
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int chunk;
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int retval;
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dup2(pfd[1], 1); close(pfd[1]);
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close(pfd[0]);
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for (chunk = 0; chunk < numchunks; chunk++) {
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int fd;
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unsigned long len, val;
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retval = stat(buf, &sb);
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if ((retval != 0) && (prompt != TRUE))
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{
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msgConfirm("Cannot find file(s) for distribution in ``%s''!\n", path);
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return -1;
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} else {
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char *tmp = index(buf, '/');
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tmp++;
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while (retval != 0)
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{
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if (mediaDevice->shutdown)
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(*mediaDevice->shutdown)(mediaDevice);
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msgConfirm("Please insert the media with the `%s' file on it\n", tmp);
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if (mediaDevice->init)
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if (!mediaDevice->init(mediaDevice))
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return -1;
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retval = stat(buf, &sb);
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}
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}
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snprintf(buf, 512, "%s.%c%c", path, (chunk / 26) + 'a', (chunk % 26) + 'a');
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if ((fd = open(buf, O_RDONLY)) == -1)
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msgFatal("Cannot find file `%s'!", buf);
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if (prompt == TRUE) {
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extern int crc(int, unsigned long *, unsigned long *);
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crc(fd, &val, &len);
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msgDebug("crc for %s is %lu %lu\n", buf, val, len);
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}
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fstat(fd, &sb);
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msgDebug("mmap()ing %s (%d)\n", buf, fd);
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memory = mmap(0, sb.st_size, PROT_READ, MAP_SHARED, fd, (off_t) 0);
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if (memory == (caddr_t) -1)
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msgFatal("mmap error: %s\n", strerror(errno));
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retval = write(1, memory, sb.st_size);
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if (retval != sb.st_size)
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{
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msgConfirm("write didn't write out the complete file!\n(wrote %d bytes of %d bytes)", retval,
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sb.st_size);
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exit(1);
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}
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retval = munmap(memory, sb.st_size);
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if (retval != 0)
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{
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msgConfirm("munmap() returned %d", retval);
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exit(1);
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}
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close(fd);
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}
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close(1);
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msgDebug("Extract of %s finished!!!\n", path);
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exit(0);
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}
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close(pfd[1]);
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return(pfd[0]);
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}
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static int
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genericHook(char *str, DeviceType type)
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{
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Device **devs;
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/* Clip garbage off the ends */
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string_prune(str);
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str = string_skipwhite(str);
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if (!*str)
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return 0;
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devs = deviceFind(str, type);
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if (devs)
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mediaDevice = devs[0];
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return devs ? 1 : 0;
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}
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static int
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cdromHook(char *str)
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{
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return genericHook(str, DEVICE_TYPE_CDROM);
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}
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/*
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* Return 1 if we successfully found and set the installation type to
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* be a CD.
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*/
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int
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mediaSetCDROM(char *str)
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{
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Device **devs;
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int cnt;
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if (OnCDROM == TRUE) {
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static Device bootCD;
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/* This may need to be extended a little, but the basic idea is sound */
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strcpy(bootCD.name, "bootCD");
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bootCD.type = DEVICE_TYPE_CDROM;
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bootCD.get = mediaGetCDROM;
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mediaDevice = &bootCD;
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return 1;
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}
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else {
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devs = deviceFind(NULL, DEVICE_TYPE_CDROM);
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cnt = deviceCount(devs);
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if (!cnt) {
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msgConfirm("No CDROM devices found! Please check that your system's\nconfiguration is correct and that the CDROM drive is of a supported\ntype. For more information, consult the hardware guide\nin the Doc menu.");
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return 0;
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}
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else if (cnt > 1) {
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DMenu *menu;
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menu = deviceCreateMenu(&MenuMediaCDROM, DEVICE_TYPE_CDROM, cdromHook);
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if (!menu)
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msgFatal("Unable to create CDROM menu! Something is seriously wrong.");
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dmenuOpenSimple(menu);
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free(menu);
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}
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else
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mediaDevice = devs[0];
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}
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return mediaDevice ? 1 : 0;
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}
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static int
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floppyHook(char *str)
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{
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return genericHook(str, DEVICE_TYPE_FLOPPY);
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}
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/*
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* Return 1 if we successfully found and set the installation type to
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* be a floppy
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*/
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int
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mediaSetFloppy(char *str)
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{
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Device **devs;
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int cnt;
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devs = deviceFind(NULL, DEVICE_TYPE_FLOPPY);
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cnt = deviceCount(devs);
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if (!cnt) {
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msgConfirm("No floppy devices found! Please check that your system's\nconfiguration is correct. For more information, consult the hardware guide\nin the Doc menu.");
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return 0;
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}
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else if (cnt > 1) {
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DMenu *menu;
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menu = deviceCreateMenu(&MenuMediaFloppy, DEVICE_TYPE_FLOPPY, floppyHook);
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if (!menu)
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msgFatal("Unable to create Floppy menu! Something is seriously wrong.");
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dmenuOpenSimple(menu);
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free(menu);
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}
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else
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mediaDevice = devs[0];
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return mediaDevice ? 1 : 0;
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}
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static int
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DOSHook(char *str)
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{
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return genericHook(str, DEVICE_TYPE_DOS);
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}
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/*
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* Return 1 if we successfully found and set the installation type to
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* be a DOS partition.
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*/
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int
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mediaSetDOS(char *str)
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{
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Device **devs;
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Disk *d;
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Chunk *c1;
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int i, cnt;
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devs = deviceFind(NULL, DEVICE_TYPE_DOS);
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cnt = deviceCount(devs);
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if (cnt > 1) {
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DMenu *menu;
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menu = deviceCreateMenu(&MenuMediaDOS, DEVICE_TYPE_DOS, DOSHook);
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if (!menu)
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msgFatal("Unable to create DOS menu! Something is seriously wrong.");
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dmenuOpenSimple(menu);
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free(menu);
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}
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else if (cnt) {
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mediaDevice = devs[0];
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return 1;
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}
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else {
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devs = deviceFind(NULL, DEVICE_TYPE_DISK);
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if (!devs) {
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msgConfirm("No disk devices found!");
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return 0;
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}
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/* Now go chewing through looking for a DOS FAT partition */
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for (i = 0; devs[i]; i++) {
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d = (Disk *)devs[i]->private;
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/* Now try to find a DOS partition */
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for (c1 = d->chunks->part; c1; c1 = c1->next) {
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if (c1->type == fat) {
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/* Got one! */
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mediaDevice = deviceRegister(c1->name, c1->name, c1->name, DEVICE_TYPE_DOS, TRUE,
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mediaInitDOS, mediaGetDOS, NULL, mediaShutdownDOS, NULL);
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mediaDevice->private = c1;
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msgDebug("Found a DOS partition %s on drive %s\n", c1->name, d->name);
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break;
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}
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}
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}
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}
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if (!mediaDevice)
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msgConfirm("No DOS primary partitions found! This installation method is unavailable");
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return mediaDevice ? 1 : 0;
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}
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static int
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tapeHook(char *str)
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{
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return genericHook(str, DEVICE_TYPE_TAPE);
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}
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/*
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* Return 1 if we successfully found and set the installation type to
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* be a tape drive.
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*/
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int
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mediaSetTape(char *str)
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{
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Device **devs;
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int cnt;
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devs = deviceFind(NULL, DEVICE_TYPE_TAPE);
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cnt = deviceCount(devs);
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if (!cnt) {
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msgConfirm("No tape drive devices found! Please check that your system's\nconfiguration is correct. For more information, consult the hardware guide\nin the Doc menu.");
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return 0;
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}
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else if (cnt > 1) {
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DMenu *menu;
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menu = deviceCreateMenu(&MenuMediaTape, DEVICE_TYPE_TAPE, tapeHook);
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if (!menu)
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msgFatal("Unable to create tape drive menu! Something is seriously wrong.");
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dmenuOpenSimple(menu);
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free(menu);
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}
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else
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mediaDevice = devs[0];
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return mediaDevice ? 1 : 0;
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}
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/*
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* Return 0 if we successfully found and set the installation type to
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* be an ftp server
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*/
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int
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mediaSetFTP(char *str)
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{
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static Device ftpDevice;
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char *cp;
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tcpDeviceSelect(NULL);
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dmenuOpenSimple(&MenuMediaFTP);
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cp = getenv("ftp");
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if (!cp)
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return 0;
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if (!strcmp(cp, "other")) {
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cp = msgGetInput("ftp://", "Please specify the URL of a FreeBSD distribution on a\nremote ftp site. This site must accept anonymous ftp!\nA URL looks like this: ftp://<hostname>/<path>");
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if (!cp || strncmp("ftp://", cp, 6))
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return 0;
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else
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variable_set2("ftp", cp);
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}
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strcpy(ftpDevice.name, cp);
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ftpDevice.type = DEVICE_TYPE_NETWORK;
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ftpDevice.init = mediaInitFTP;
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ftpDevice.get = mediaGetFTP;
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ftpDevice.close = mediaCloseFTP;
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ftpDevice.shutdown = mediaShutdownFTP;
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ftpDevice.private = mediaDevice;
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mediaDevice = &ftpDevice;
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return 1;
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}
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/*
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* Return 0 if we successfully found and set the installation type to
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* be some sort of mounted filesystem (it's also mounted at this point)
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*/
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int
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mediaSetFS(char *str)
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{
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return 0;
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}
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Boolean
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mediaExtractDistBegin(char *distname, char *dir, int *fd, int *zpid, int *cpid)
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{
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int i, pfd[2],qfd[2];
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if (!dir)
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dir = "/";
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msgWeHaveOutput("Extracting %s into %s directory..", distname, dir);
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Mkdir(dir, NULL);
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chdir(dir);
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pipe(pfd);
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pipe(qfd);
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*zpid = fork();
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if (!*zpid) {
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dup2(qfd[0], 0); close(qfd[0]);
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dup2(pfd[1], 1); close(pfd[1]);
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if (DebugFD != -1)
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dup2(DebugFD, 2);
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else {
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close(2);
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open("/dev/null", O_WRONLY);
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}
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close(qfd[1]);
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close(pfd[0]);
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i = execl("/stand/gunzip", "/stand/gunzip", 0);
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msgDebug("/stand/gunzip command returns %d status\n", i);
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exit(i);
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}
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*fd = qfd[1];
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close(qfd[0]);
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*cpid = fork();
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if (!*cpid) {
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dup2(pfd[0], 0); close(pfd[0]);
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close(pfd[1]);
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close(qfd[1]);
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if (DebugFD != -1) {
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dup2(DebugFD, 1);
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dup2(DebugFD, 2);
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}
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else {
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close(1); open("/dev/null", O_WRONLY);
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dup2(1, 2);
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}
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i = execl("/stand/cpio", "/stand/cpio", "-iduVm", "-H", "tar", 0);
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msgDebug("/stand/cpio command returns %d status\n", i);
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exit(i);
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}
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close(pfd[0]);
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close(pfd[1]);
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return TRUE;
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}
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Boolean
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mediaExtractDistEnd(int zpid, int cpid)
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{
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int i,j;
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i = waitpid(zpid, &j, 0);
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if (i < 0) { /* Don't check status - gunzip seems to return a bogus one! */
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dialog_clear();
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msgDebug("wait for gunzip returned status of %d!\n", i);
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return FALSE;
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}
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i = waitpid(cpid, &j, 0);
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if (i < 0 || WEXITSTATUS(j)) {
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dialog_clear();
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msgDebug("cpio returned error status of %d!\n", WEXITSTATUS(j));
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return FALSE;
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}
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return TRUE;
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}
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Boolean
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mediaExtractDist(char *distname, char *dir, int fd)
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{
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int i, j, zpid, cpid, pfd[2];
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if (!dir)
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dir = "/";
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msgWeHaveOutput("Extracting %s into %s directory..", distname, dir);
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Mkdir(dir, NULL);
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chdir(dir);
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pipe(pfd);
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zpid = fork();
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if (!zpid) {
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dup2(fd, 0); close(fd);
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dup2(pfd[1], 1); close(pfd[1]);
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if (DebugFD != -1)
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dup2(DebugFD, 2);
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else {
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close(2);
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open("/dev/null", O_WRONLY);
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}
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close(pfd[0]);
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i = execl("/stand/gunzip", "/stand/gunzip", 0);
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msgDebug("/stand/gunzip command returns %d status\n", i);
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exit(i);
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}
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cpid = fork();
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if (!cpid) {
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dup2(pfd[0], 0); close(pfd[0]);
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close(fd);
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close(pfd[1]);
|
|
if (DebugFD != -1) {
|
|
dup2(DebugFD, 1);
|
|
dup2(DebugFD, 2);
|
|
}
|
|
else {
|
|
close(1); open("/dev/null", O_WRONLY);
|
|
dup2(1, 2);
|
|
}
|
|
i = execl("/stand/cpio", "/stand/cpio", "-iduVm", "-H", "tar", 0);
|
|
msgDebug("/stand/cpio command returns %d status\n", i);
|
|
exit(i);
|
|
}
|
|
close(pfd[0]);
|
|
close(pfd[1]);
|
|
|
|
i = waitpid(zpid, &j, 0);
|
|
if (i < 0) { /* Don't check status - gunzip seems to return a bogus one! */
|
|
dialog_clear();
|
|
msgDebug("wait for gunzip returned status of %d!\n", i);
|
|
return FALSE;
|
|
}
|
|
i = waitpid(cpid, &j, 0);
|
|
if (i < 0 || WEXITSTATUS(j)) {
|
|
dialog_clear();
|
|
msgDebug("cpio returned error status of %d!\n", WEXITSTATUS(j));
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
Boolean
|
|
mediaGetType(void)
|
|
{
|
|
dmenuOpenSimple(&MenuMedia);
|
|
return TRUE;
|
|
}
|
|
|
|
/* Return TRUE if all the media variables are set up correctly */
|
|
Boolean
|
|
mediaVerify(void)
|
|
{
|
|
if (!mediaDevice) {
|
|
msgConfirm("Media type not set! Please select a media type\nfrom the Installation menu before proceeding.");
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|