1 files changed, 0 insertions, 434 deletions
diff --git a/mdk-stage1/tools.c b/mdk-stage1/tools.c
deleted file mode 100644
index e5d37f28b..000000000
--- a/mdk-stage1/tools.c
+++ /dev/null
@@ -1,434 +0,0 @@
-/*
- * Guillaume Cottenceau (gc@mandrakesoft.com)
- *
- * Copyright 2000 MandrakeSoft
- *
- * This software may be freely redistributed under the terms of the GNU
- * public license.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-/*
- * Portions from Erik Troan (ewt@redhat.com)
- *
- * Copyright 1996 Red Hat Software 
- *
- */
-
-#include <stdlib.h>
-#include <unistd.h>
-#include <sys/time.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <string.h>
-#include <ctype.h>
-#include <stdio.h>
-#include <dirent.h>
-#include <sys/types.h>
-#include <bzlib.h>
-#include <sys/mount.h>
-#include <sys/poll.h>
-#include "stage1.h"
-#include "log.h"
-#include "mount.h"
-#include "frontend.h"
-#include "automatic.h"
-
-#include "tools.h"
-
-
-static struct param_elem params[50];
-static int param_number = 0;
-
-void process_cmdline(void)
-{
-	char buf[512];
-	int fd, size, i;
-	
-	log_message("opening /proc/cmdline... ");
-	
-	if ((fd = open("/proc/cmdline", O_RDONLY)) == -1)
-		fatal_error("could not open /proc/cmdline");
-	
-	size = read(fd, buf, sizeof(buf));
-	buf[size-1] = '\0'; // -1 to eat the \n
-	close(fd);
-
-	log_message("\t%s", buf);
-
-	i = 0;
-	while (buf[i] != '\0') {
-		char *name, *value = NULL;
-		int j = i;
-		while (buf[i] != ' ' && buf[i] != '=' && buf[i] != '\0')
-			i++;
-		if (i == j) {
-			i++;
-			continue;
-		}
-		name = memdup(&buf[j], i-j + 1);
-		name[i-j] = '\0';
-
-		if (buf[i] == '=') {
-			int k = i+1;
-			i++;
-			while (buf[i] != ' ' && buf[i] != '\0')
-				i++;
-			value = memdup(&buf[k], i-k + 1);
-			value[i-k] = '\0';
-		}
-
-		params[param_number].name = name;
-		params[param_number].value = value;
-		param_number++;
-		if (!strcmp(name, "expert")) set_param(MODE_EXPERT);
-		if (!strcmp(name, "changedisk")) set_param(MODE_CHANGEDISK);
-		if (!strcmp(name, "updatemodules")) set_param(MODE_UPDATEMODULES);
-		if (!strcmp(name, "rescue")) set_param(MODE_RESCUE);
-		if (!strcmp(name, "special_stage2")) set_param(MODE_SPECIAL_STAGE2);
-		if (!strcmp(name, "automatic")) {
-			set_param(MODE_AUTOMATIC);
-			grab_automatic_params(value);
-		}
-		if (buf[i] == '\0')
-			break;
-		i++;
-	}
-	
-	log_message("\tgot %d args", param_number);
-}
-
-
-int stage1_mode = 0;
-
-int get_param(int i)
-{
-#ifdef SPAWN_INTERACTIVE
-	static int fd = 0;
-	char buf[5000];
-	char * ptr;
-	int nb;
-
-	if (fd <= 0) {
-		fd = open(interactive_fifo, O_RDONLY);
-		if (fd == -1)
-			return (stage1_mode & i);
-		fcntl(fd, F_SETFL, O_NONBLOCK);
-	}
-
-	if (fd > 0) {
-		if ((nb = read(fd, buf, sizeof(buf))) > 0) {
-			buf[nb] = '\0';
-			ptr = buf;
-			while ((ptr = strstr(ptr, "+ "))) {
-				if (!strncmp(ptr+2, "expert", 6)) set_param(MODE_EXPERT);
-				if (!strncmp(ptr+2, "rescue", 6)) set_param(MODE_RESCUE);
-				ptr++;
-			}
-			ptr = buf;
-			while ((ptr = strstr(ptr, "- "))) {
-				if (!strncmp(ptr+2, "expert", 6)) unset_param(MODE_EXPERT);
-				if (!strncmp(ptr+2, "rescue", 6)) unset_param(MODE_RESCUE);
-				ptr++;
-			}
-		}
-	}
-#endif
-
-	return (stage1_mode & i);
-}
-
-char * get_param_valued(char *param_name)
-{
-	int i;
-	for (i = 0; i < param_number ; i++)
-		if (!strcmp(params[i].name, param_name))
-			return params[i].value;
-
-	return NULL;
-}
-
-void set_param_valued(char *param_name, char *param_value)
-{
-	params[param_number].name = param_name;
-	params[param_number].value = param_value;
-	param_number++;
-}
-
-void set_param(int i)
-{
-	stage1_mode |= i;
-	if (i == MODE_RESCUE) {
-		set_param_valued("special_stage2", "rescue");
-		set_param(MODE_SPECIAL_STAGE2);
-	}
-}
-
-void unset_param(int i)
-{
-	stage1_mode &= ~i;
-}
-
-// warning, many things rely on the fact that:
-// - when failing it returns 0
-// - it stops on first non-digit char
-int charstar_to_int(char * s)
-{
-	int number = 0;
-	while (*s && isdigit(*s)) {
-		number = (number * 10) + (*s - '0');
-		s++;
-	}
-	return number;
-}
-
-int total_memory(void)
-{
-	int value;
-	struct stat statr;
-	if (stat("/proc/kcore", &statr))
-		return 0;
-
-	/* drakx powered: use /proc/kcore and rounds every 4 Mbytes */
-	value = 4 * ((int)((float)statr.st_size / 1024 / 1024 / 4 + 0.5));
-	log_message("Total Memory: %d Mbytes", value);
-
-	return value;
-}
-
-
-int ramdisk_possible(void)
-{
-	if (total_memory() > (IS_RESCUE ? MEM_LIMIT_RESCUE : MEM_LIMIT_RAMDISK))
-		return 1;
-	else {
-		log_message("warning, ramdisk is not possible due to low mem!");
-		return 0;
-	}
-}
-
-
-static void save_stuff_for_rescue(void)
-{
-	void save_this_file(char * file) {
-		char buf[5000];
-		int fd_r, fd_w, i;
-		char location[100];
-
-		if ((fd_r = open(file, O_RDONLY)) < 0) {
-			log_message("can't open %s for read", file);
-			return;
-		}
-		strcpy(location, STAGE2_LOCATION);
-		strcat(location, file);
-		if ((fd_w = open(location, O_WRONLY)) < 0) {
-			log_message("can't open %s for write", location);
-			close(fd_r);
-			return;
-		}
-		if ((i = read(fd_r, buf, sizeof(buf))) <= 0) {
-			log_message("can't read from %s", file);
-			close(fd_r); close(fd_w);
-			return;
-		}
-		if (write(fd_w, buf, i) != i)
-			log_message("can't write %d bytes to %s", i, location);
-		close(fd_r); close(fd_w);
-		log_message("saved file %s for rescue (%d bytes)", file, i);
-	}
-	save_this_file("/etc/resolv.conf");
-}
-
-
-enum return_type load_ramdisk_fd(int ramdisk_fd, int size)
-{
-	BZFILE * st2;
-	char * ramdisk = "/dev/ram3"; /* warning, verify that this file exists in the initrd, and that root=/dev/ram3 is actually passed to the kernel at boot time */
-	int ram_fd;
-	char buffer[32768];
-	int z_errnum;
-	char * wait_msg = "Loading program into memory...";
-	int bytes_read = 0;
-	int actually;
-	int seems_ok = 0;
-
-	st2 = BZ2_bzdopen(ramdisk_fd, "r");
-
-	if (!st2) {
-		log_message("Opening compressed ramdisk: %s", BZ2_bzerror(st2, &z_errnum));
-		stg1_error_message("Could not open compressed ramdisk file.");
-		return RETURN_ERROR;
-	}
-
-	ram_fd = open(ramdisk, O_WRONLY);
-	if (ram_fd == -1) {
-		log_perror(ramdisk);
-		stg1_error_message("Could not open ramdisk device file.");
-		return RETURN_ERROR;
-	}
-	
-	init_progression(wait_msg, size);
-
-	while ((actually = BZ2_bzread(st2, buffer, sizeof(buffer))) > 0) {
-		seems_ok = 1;
-		if (write(ram_fd, buffer, actually) != actually) {
-			log_perror("writing ramdisk");
-			remove_wait_message();
-			return RETURN_ERROR;
-		}
-		update_progression((int)((bytes_read += actually) / RAMDISK_COMPRESSION_RATIO));
-	}
-
-	if (!seems_ok) {
-		log_message("reading compressed ramdisk: %s", BZ2_bzerror(st2, &z_errnum));
-		BZ2_bzclose(st2); /* opened by gzdopen, but also closes the associated fd */
-		close(ram_fd);
-		remove_wait_message();
-		stg1_error_message("Could not uncompress second stage ramdisk. "
-				   "This is probably an hardware error while reading the data. "
-				   "(this may be caused by a hardware failure or a Linux kernel bug)");
-		return RETURN_ERROR;
-	}
-
-	end_progression();
-
-	BZ2_bzclose(st2); /* opened by gzdopen, but also closes the associated fd */
-	close(ram_fd);
-
-	if (my_mount(ramdisk, STAGE2_LOCATION, "ext2", 1))
-		return RETURN_ERROR;
-
-	set_param(MODE_RAMDISK);
-
-	if (IS_RESCUE) {
-		save_stuff_for_rescue();
-		if (umount(STAGE2_LOCATION)) {
-			log_perror(ramdisk);
-			return RETURN_ERROR;
-		}
-		return RETURN_OK; /* fucksike, I lost several hours wondering why the kernel won't see the rescue if it is alreay mounted */
-	}
-
-	return RETURN_OK;
-}
-
-
-char * get_ramdisk_realname(void)
-{
-	char img_name[500];
-	char * stg2_name = get_param_valued("special_stage2");
-	char * begin_img = RAMDISK_LOCATION;
-	char * end_img = "_stage2.bz2";
-
-	if (!stg2_name)
-		stg2_name = "mdkinst";
-
-	if (IS_RESCUE)
-		stg2_name = "rescue";
-	
-	strcpy(img_name, begin_img);
-	strcat(img_name, stg2_name);
-	strcat(img_name, end_img);
-
-	return strdup(img_name);
-}
-
-
-enum return_type load_ramdisk(void)
-{
-	int st2_fd;
-	struct stat statr;
-	char img_name[500];
-
-	strcpy(img_name, IMAGE_LOCATION);
-	strcat(img_name, get_ramdisk_realname());
-
-	log_message("trying to load %s as a ramdisk", img_name);
-
-	st2_fd = open(img_name, O_RDONLY); /* to be able to see the progression */
-
-	if (st2_fd == -1) {
-		log_message("open ramdisk file (%s) failed", img_name);
-		stg1_error_message("Could not open compressed ramdisk file (%s).", img_name);
-		return RETURN_ERROR;
-	}
-
-	if (stat(img_name, &statr))
-		return RETURN_ERROR;
-	else
-		return load_ramdisk_fd(st2_fd, statr.st_size);
-}
-
-/* pixel's */
-void * memdup(void *src, size_t size)
-{
-	void * r;
-	r = malloc(size);
-	memcpy(r, src, size);
-	return r;
-}
-
-
-static char ** my_env = NULL;
-static int env_size = 0;
-
-void handle_env(char ** env)
-{
-	char ** ptr = env;
-	while (ptr && *ptr) {
-		ptr++;
-		env_size++;
-	}
-	my_env = malloc(sizeof(char *) * 100);
-	memcpy(my_env, env, sizeof(char *) * (env_size+1));
-}
-
-char ** grab_env(void) {
-	return my_env;
-}
-
-void add_to_env(char * name, char * value)
-{
-	char tmp[500];
-	sprintf(tmp, "%s=%s", name, value);
-	my_env[env_size] = strdup(tmp);
-	env_size++;
-	my_env[env_size] = NULL;
-}
-
-
-char ** list_directory(char * direct)
-{
-	char * tmp[50000]; /* in /dev there can be many many files.. */
-	int i = 0;
-	struct dirent *ep;
-	DIR *dp = opendir(direct);
-	while (dp && (ep = readdir(dp))) {
-		if (strcmp(ep->d_name, ".") && strcmp(ep->d_name, "..")) {
-			tmp[i] = strdup(ep->d_name);
-			i++;
-		}
-	}
-	if (dp)
-		closedir(dp);
-	tmp[i] = NULL;
-	return memdup(tmp, sizeof(char*) * (i+1));
-}
-
-
-int string_array_length(char ** a)
-{
-	int i = 0;
-	if (!a)
-		return -1;
-	while (a && *a) {
-		a++;
-		i++;
-	}
-	return i;
-}