static int
scrub(int bootable)
{
unsigned int part_size;
/* int major, minor, blocks;
int bytesread;
char done;
char *dev;
char *line;
char *ptr; */
char *buf;
char *diskdevice;
FILE *fd;
char *cmd = "format </dev/null | nawk '/[0-9]+. c[0-9]/ { print $2\"p0\"}'";
int i;
// printf("Command is: %s\n",cmd);
part_size = 2048;
buf = malloc(part_size);
memset(buf,'\0',part_size);
// debug("after buffer memset\n");
if ((fd = popen(cmd, "r")) != NULL)
fgets(buf, part_size, fd);
(void) pclose(fd);
diskdevice = buf;
for(i=0;i<part_size;i++)
if(diskdevice[i]=='\n'){
diskdevice[i]='\0';
}
fprintf(stderr,"Disk Device is %s\n",diskdevice);
nuke_it(diskdevice, bootable);
return(0);
}
static int
scrub(int bootable)
{
unsigned int part_size;
int fd;
int major, minor, blocks;
int bytesread;
char done;
char *buf;
char *dev;
char *diskdevice;
char *line;
char *ptr;
part_size = 2048;
done = 0;
while (!done) {
if ((buf = (char *)malloc(part_size)) == NULL) {
perror("scrub:malloc failed");
return(-1);
}
if ((fd = open("/proc/partitions", O_RDONLY)) < 0) {
perror("scrub:open failed for /proc/partitions");
return(-1);
}
bytesread = read(fd, buf, part_size);
if (bytesread < 0) {
perror("scrub:read failed for /proc/partitions");
return(-1);
}
if (bytesread < part_size) {
done = 1;
} else {
free(buf);
part_size = part_size * 2;
}
close(fd);
}
diskdevice = NULL;
/*
* eat the first two lines
*
* there is a two line header on the output of
* /proc/partitions -- toss those lines, then do
* the work
*/
ptr = buf;
line = strsep(&ptr, "\n");
line = strsep(&ptr, "\n");
while ((line = strsep(&ptr, "\n")) != NULL) {
if (strcmp(line, "") != 0) {
major = atoi(strtok(line, " "));
minor = atoi(strtok(NULL, " "));
blocks = atoi(strtok(NULL, " "));
dev = strtok(NULL, " ");
if (diskdevice == NULL) {
diskdevice = strdup(dev);
nuke_it(diskdevice, bootable);
} else {
if (strncmp(dev, diskdevice,
strlen(diskdevice)) != 0) {
free(diskdevice);
diskdevice = strdup(dev);
nuke_it(diskdevice, bootable);
}
}
}
}
if (diskdevice != NULL) {
free(diskdevice);
}
free(buf);
return(0);
}
