1/*- 2 * Copyright (c) 2002 Poul-Henning Kamp 3 * Copyright (c) 2002 Networks Associates Technology, Inc. 4 * All rights reserved. 5 * 6 * This software was developed for the FreeBSD Project by Poul-Henning Kamp 7 * and NAI Labs, the Security Research Division of Network Associates, Inc. 8 * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the --- 18 unchanged lines hidden (view full) --- 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * |
35 * $FreeBSD: head/sys/geom/geom_mbr.c 105551 2002-10-20 20:28:24Z phk $ |
36 */ 37 38#include <sys/param.h> 39#ifndef _KERNEL 40#include <stdio.h> 41#include <string.h> 42#include <signal.h> 43#include <sys/param.h> --- 143 unchanged lines hidden (view full) --- 187 gp->dumpconf = g_mbr_dumpconf; 188 npart = 0; 189 while (1) { /* a trick to allow us to use break */ 190 if (gp->rank != 2 && insist == 0) 191 break; 192 error = g_getattr("GEOM::fwsectors", cp, &fwsectors); 193 if (error) 194 fwsectors = 17; |
195 sectorsize = cp->provider->sectorsize; |
196 if (sectorsize != 512) 197 break; 198 gsp->frontstuff = sectorsize * fwsectors; 199#ifdef GEOM_GPT 200 /* 201 * XXX: GPT hack: Read the second sector as well and back-off 202 * if it has the GPT signature. The ultimate behaviour would 203 * be to back-off if we detect a protective MBR (PMBR). --- 144 unchanged lines hidden (view full) --- 348 slice = 0; 349 while (1) { /* a trick to allow us to use break */ 350 error = g_getattr("MBR::type", cp, &i); 351 if (error || (i != DOSPTYP_EXT && i != DOSPTYP_EXTLBA)) 352 break; 353 error = g_getattr("GEOM::fwsectors", cp, &fwsectors); 354 if (error) 355 fwsectors = 17; |
356 sectorsize = cp->provider->sectorsize; |
357 if (sectorsize != 512) 358 break; 359 gsp->frontstuff = sectorsize * fwsectors; 360 for (;;) { 361 buf = g_read_data(cp, off, sectorsize, &error); 362 if (buf == NULL || error != 0) 363 break; 364 if (buf[0x1fe] != 0x55 && buf[0x1ff] != 0xaa) --- 56 unchanged lines hidden --- |