a29b6fccc0
Rules for only one fat & one extended in MBR.
134 lines
2.8 KiB
C
134 lines
2.8 KiB
C
/*
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* ----------------------------------------------------------------------------
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* "THE BEER-WARE LICENSE" (Revision 42):
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* <phk@login.dknet.dk> wrote this file. As long as you retain this notice you
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* can do whatever you want with this stuff. If we meet some day, and you think
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* this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
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* ----------------------------------------------------------------------------
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*
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* $Id: create_chunk.c,v 1.2 1995/04/29 01:55:20 phk Exp $
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*
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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 <string.h>
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#include <sys/types.h>
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#include <sys/disklabel.h>
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#include <sys/diskslice.h>
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#include <sys/types.h>
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#include <err.h>
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#include "libdisk.h"
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void
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Fixup_FreeBSD_Names(struct disk *d, struct chunk *c)
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{
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struct chunk *c1, *c2, *c3;
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int j;
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char *p=0;
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for (c1 = c->part; c1 ; c1 = c1->next) {
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if (c1->type == unused) continue;
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if (c1->type == reserved) continue;
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if (strcmp(c1->name, "X")) continue;
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for(j=0;j<=8;j++) {
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if (j == 2)
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continue;
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p = malloc(12);
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if(!p) err(1,"malloc failed");
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sprintf(p,"%s%c",c->name,j+'a');
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for(c3 = c->part; c3 ; c3 = c3->next)
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if (c3 != c1 && !strcmp(c3->name, p))
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goto match;
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free(c1->name);
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c1->name = p;
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p = 0;
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break;
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match:
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continue;
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}
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if(p)
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free(p);
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}
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}
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void
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Fixup_Extended_Names(struct disk *d, struct chunk *c)
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{
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struct chunk *c1, *c2, *c3;
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int j;
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char *p=0;
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for (c1 = c->part; c1 ; c1 = c1->next) {
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if (c1->type == freebsd)
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Fixup_FreeBSD_Names(d,c1);
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if (c1->type == unused) continue;
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if (c1->type == reserved) continue;
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if (strcmp(c1->name, "X")) continue;
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for(j=5;j<=29;j++) {
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p = malloc(12);
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if(!p) err(1,"malloc failed");
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sprintf(p,"%ss%d",c->name,j);
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for(c3 = c->part; c3 ; c3 = c3->next)
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if (c3 != c1 && !strcmp(c3->name, p))
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goto match;
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free(c1->name);
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c1->name = p;
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p = 0;
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break;
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match:
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continue;
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}
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if(p)
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free(p);
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}
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}
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void
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Fixup_Names(struct disk *d)
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{
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struct chunk *c1, *c2, *c3;
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int i,j;
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char *p=0;
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c1 = d->chunks;
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for(i=1,c2 = c1->part; c2 ; c2 = c2->next) {
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if (c2->type == freebsd)
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Fixup_FreeBSD_Names(d,c2);
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if (c2->type == extended)
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Fixup_Extended_Names(d,c2);
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if (c2->type == unused)
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continue;
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if (c2->type == reserved)
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continue;
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if (strcmp(c2->name,"X"))
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continue;
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p = malloc(12);
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if(!p) err(1,"malloc failed");
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for(j=1;j<=NDOSPART;j++) {
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sprintf(p,"%ss%d",c1->name,j);
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for(c3 = c1->part; c3 ; c3 = c3->next)
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if (c3 != c2 && !strcmp(c3->name, p))
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goto match;
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free(c2->name);
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c2->name = p;
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p = 0;
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break;
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match:
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continue;
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}
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if(p)
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free(p);
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}
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}
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int
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Create_Chunk(struct disk *d, u_long offset, u_long size, chunk_e type, int subtype, u_long flags)
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{
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int i;
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i = Add_Chunk(d,offset,size,"X",type,subtype,flags);
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Fixup_Names(d);
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return i;
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}
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