From 5fd83771641d15c418f747bd343ba6738d3875f7 Mon Sep 17 00:00:00 2001
From: Cameron Katri <me@cameronkatri.com>
Date: Sun, 9 May 2021 14:20:58 -0400
Subject: Import macOS userland

adv_cmds-176
basic_cmds-55
bootstrap_cmds-116.100.1
developer_cmds-66
diskdev_cmds-667.40.1
doc_cmds-53.60.1
file_cmds-321.40.3
mail_cmds-35
misc_cmds-34
network_cmds-606.40.1
patch_cmds-17
remote_cmds-63
shell_cmds-216.60.1
system_cmds-880.60.2
text_cmds-106
---
 diskdev_cmds/fdisk.tproj/cmd.c | 507 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 507 insertions(+)
 create mode 100644 diskdev_cmds/fdisk.tproj/cmd.c

(limited to 'diskdev_cmds/fdisk.tproj/cmd.c')

diff --git a/diskdev_cmds/fdisk.tproj/cmd.c b/diskdev_cmds/fdisk.tproj/cmd.c
new file mode 100644
index 0000000..41cee77
--- /dev/null
+++ b/diskdev_cmds/fdisk.tproj/cmd.c
@@ -0,0 +1,507 @@
+/*
+ * Copyright (c) 2002-2005 Apple Computer, Inc. All rights reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ * 
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+
+/*
+ * Copyright (c) 1997 Tobias Weingartner
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *    This product includes software developed by Tobias Weingartner.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <ctype.h>
+#include <memory.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <signal.h>
+#include <sys/fcntl.h>
+#include "disk.h"
+#include "misc.h"
+#include "user.h"
+#include "part.h"
+#include "cmd.h"
+#include "auto.h"
+#define MAX(a, b) ((a) >= (b) ? (a) : (b))
+
+int
+Xerase(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+        bzero(mbr->part, sizeof(mbr->part));
+	mbr->signature = MBR_SIGNATURE;
+	return (CMD_DIRTY);
+}
+
+int
+Xreinit(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+	/* Copy template MBR */
+	MBR_make(tt);
+	MBR_parse(disk, offset, 0, mbr);
+
+	MBR_init(disk, mbr);
+
+	/* Tell em we did something */
+	printf("In memory copy is initialized to:\n");
+	printf("Offset: %d\t", offset);
+	MBR_print(mbr);
+	printf("Use 'write' to update disk.\n");
+
+	return (CMD_DIRTY);
+}
+
+int
+Xauto(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+	if (cmd->args[0] == '\0') {
+	    printf("usage: auto <style>\n");
+	    printf("  where style is one of:\n");
+	    AUTO_print_styles(stdout);
+	    return (CMD_CONT);
+	}
+
+        if (AUTO_init(disk, cmd->args, mbr) != AUTO_OK) {
+	    return (CMD_CONT);
+	}
+	MBR_make(mbr);
+	return (CMD_DIRTY);
+}
+
+int
+Xdisk(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+	int maxcyl  = 1024;
+	int maxhead = 256;
+	int maxsec  = 63;
+
+	/* Print out disk info */
+	DISK_printmetrics(disk);
+
+#if defined (__powerpc__) || defined (__mips__)
+	maxcyl  = 9999999;
+	maxhead = 9999999;
+	maxsec  = 9999999;
+#endif
+
+	/* Ask for new info */
+	if (ask_yn("Change disk geometry?", 0)) {
+		disk->real->cylinders = ask_num("BIOS Cylinders", ASK_DEC,
+		    disk->real->cylinders, 1, maxcyl, NULL);
+		disk->real->heads = ask_num("BIOS Heads", ASK_DEC,
+		    disk->real->heads, 1, maxhead, NULL);
+		disk->real->sectors = ask_num("BIOS Sectors", ASK_DEC,
+		    disk->real->sectors, 1, maxsec, NULL);
+
+		disk->real->size = disk->real->cylinders * disk->real->heads
+			* disk->real->sectors;
+	}
+
+	return (CMD_CONT);
+}
+
+int
+Xedit(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+	int pn, num, ret;
+	prt_t *pp;
+
+	ret = CMD_CONT;
+
+	if (!isdigit(cmd->args[0])) {
+		printf("Invalid argument: %s <partition number>\n", cmd->cmd);
+		return (ret);
+	}
+	pn = atoi(cmd->args) - 1;
+
+	if (pn < 0 || pn > 3) {
+		printf("Invalid partition number.\n");
+		return (ret);
+	}
+
+	/* Print out current table entry */
+	pp = &mbr->part[pn];
+	PRT_print(0, NULL);
+	PRT_print(pn, pp);
+
+#define	EDIT(p, f, v, n, m, h)				\
+	if ((num = ask_num(p, f, v, n, m, h)) != v)	\
+		ret = CMD_DIRTY;			\
+	v = num;
+
+	/* Ask for partition type */
+	EDIT("Partition id ('0' to disable) ", ASK_HEX, pp->id, 0, 0xFF, PRT_printall);
+
+	/* Unused, so just zero out */
+	if (pp->id == DOSPTYP_UNUSED) {
+		memset(pp, 0, sizeof(*pp));
+		printf("Partition %d is disabled.\n", pn + 1);
+		return (ret);
+	}
+
+	/* Change table entry */
+	if (ask_yn("Do you wish to edit in CHS mode?", 0)) {
+		int maxcyl, maxhead, maxsect;
+
+		/* Shorter */
+		maxcyl = disk->real->cylinders - 1;
+		maxhead = disk->real->heads - 1;
+		maxsect = disk->real->sectors;
+
+		/* Get data */
+		EDIT("BIOS Starting cylinder", ASK_DEC, pp->scyl,  0, maxcyl, NULL);
+		EDIT("BIOS Starting head",     ASK_DEC, pp->shead, 0, maxhead, NULL);
+		EDIT("BIOS Starting sector",   ASK_DEC, pp->ssect, 1, maxsect, NULL);
+		EDIT("BIOS Ending cylinder",   ASK_DEC, pp->ecyl,  0, maxcyl, NULL);
+		EDIT("BIOS Ending head",       ASK_DEC, pp->ehead, 0, maxhead, NULL);
+		EDIT("BIOS Ending sector",     ASK_DEC, pp->esect, 1, maxsect, NULL);
+		/* Fix up off/size values */
+		PRT_fix_BN(disk, pp, pn);
+		/* Fix up CHS values for LBA */
+		PRT_fix_CHS(disk, pp, pn);
+	} else {
+		u_int m;
+
+		if (pn == 0) {
+			pp->bs = 63 + offset;
+		} else {
+			if (mbr->part[pn-1].id != 0) {
+				pp->bs = mbr->part[pn-1].bs + mbr->part[pn-1].ns;
+			}
+		}
+		/* Get data */
+		EDIT("Partition offset", ASK_DEC, pp->bs, 0,
+		    disk->real->size, NULL);
+		m = MAX(pp->ns, disk->real->size - pp->bs);
+		if ( m > disk->real->size - pp->bs) {
+			/* dont have default value extend beyond end of disk */
+			m = disk->real->size - pp->bs;
+		}
+		pp->ns = m;
+		EDIT("Partition size", ASK_DEC, pp->ns, 1,
+		    m, NULL);
+
+		/* Fix up CHS values */
+		PRT_fix_CHS(disk, pp, pn);
+	}
+#undef EDIT
+	return (ret);
+}
+
+int
+Xsetpid(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+	int pn, num, ret;
+	prt_t *pp;
+
+	ret = CMD_CONT;
+
+	if (!isdigit(cmd->args[0])) {
+		printf("Invalid argument: %s <partition number>\n", cmd->cmd);
+		return (ret);
+	}
+	pn = atoi(cmd->args) - 1;
+
+	if (pn < 0 || pn > 3) {
+		printf("Invalid partition number.\n");
+		return (ret);
+	}
+
+	/* Print out current table entry */
+	pp = &mbr->part[pn];
+	PRT_print(0, NULL);
+	PRT_print(pn, pp);
+
+#define	EDIT(p, f, v, n, m, h)				\
+	if ((num = ask_num(p, f, v, n, m, h)) != v)	\
+		ret = CMD_DIRTY;			\
+	v = num;
+
+	/* Ask for partition type */
+	EDIT("Partition id ('0' to disable) ", ASK_HEX, pp->id, 0, 0xFF, PRT_printall);
+
+#undef EDIT
+	return (ret);
+}
+int
+Xselect(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+	static int firstoff = 0;
+	int off;
+	int pn;
+
+	if (!isdigit(cmd->args[0])) {
+		printf("Invalid argument: %s <partition number>\n", cmd->cmd);
+		return (CMD_CONT);
+	}
+
+	pn = atoi(cmd->args) - 1;
+	if (pn < 0 || pn > 3) {
+		printf("Invalid partition number.\n");
+		return (CMD_CONT);
+	}
+
+	off = mbr->part[pn].bs;
+
+	/* Sanity checks */
+	if ((mbr->part[pn].id != DOSPTYP_EXTEND) &&
+	    (mbr->part[pn].id != DOSPTYP_EXTENDL)) {
+		printf("Partition %d is not an extended partition.\n", pn + 1);
+		return (CMD_CONT);
+	}
+
+	if (firstoff == 0)
+		firstoff = off;
+
+	if (!off) {
+		printf("Loop to offset 0!  Not selected.\n");
+		return (CMD_CONT);
+	} else {
+		printf("Selected extended partition %d\n", pn + 1);
+		printf("New MBR at offset %d.\n", off);
+	}
+
+	/* Recursion is beautifull! */
+	USER_modify(disk, tt, off, firstoff);
+	return (CMD_CONT);
+}
+
+int
+Xprint(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+
+	DISK_printmetrics(disk);
+	printf("Offset: %d\t", offset);
+	MBR_print(mbr);
+
+	return (CMD_CONT);
+}
+
+int
+Xwrite(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+	int fd;
+	int shared = 0;
+
+	fd = DISK_openshared(disk->name, O_RDWR, &shared);
+	if(shared) {
+	  if(!ask_yn("Device could not be accessed exclusively.\nA reboot will be needed for changes to take effect. OK?", 0)) {
+	    close(fd);
+	    printf("MBR unchanged\n");
+	    return (CMD_CONT);
+	  }
+	}
+
+	printf("Writing MBR at offset %d.\n", offset);
+
+	MBR_make(mbr);
+	MBR_write(disk, fd, mbr);
+	close(fd);
+	return (CMD_CLEAN);
+}
+
+int
+Xquit(cmd, disk, r, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *r;
+	mbr_t *tt;
+	int offset;
+{
+
+	/* Nothing to do here */
+	return (CMD_SAVE);
+}
+
+int
+Xabort(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+	exit(0);
+
+	/* NOTREACHED */
+	return (CMD_CONT);
+}
+
+
+int
+Xexit(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+
+	/* Nothing to do here */
+	return (CMD_EXIT);
+}
+
+int
+Xhelp(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+	cmd_table_t *cmd_table = cmd->table;
+	int i;
+
+	/* Hmm, print out cmd_table here... */
+	for (i = 0; cmd_table[i].cmd != NULL; i++)
+		printf("\t%s\t\t%s\n", cmd_table[i].cmd, cmd_table[i].help);
+	return (CMD_CONT);
+}
+
+int
+Xupdate(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+	extern char *mbr_binary;
+	/* Update code */
+	memcpy(mbr->code, mbr_binary, MBR_CODE_SIZE);
+	printf("Machine code updated.\n");
+	return (CMD_DIRTY);
+}
+
+int
+Xflag(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+	int i, pn = -1;
+
+	/* Parse partition table entry number */
+	if (!isdigit(cmd->args[0])) {
+		printf("Invalid argument: %s <partition number>\n", cmd->cmd);
+		return (CMD_CONT);
+	}
+	pn = atoi(cmd->args) - 1;
+
+	if (pn < 0 || pn > 3) {
+		printf("Invalid partition number.\n");
+		return (CMD_CONT);
+	}
+
+	/* Set active flag */
+	for (i = 0; i < 4; i++) {
+		if (i == pn)
+			mbr->part[i].flag = DOSACTIVE;
+		else
+			mbr->part[i].flag = 0x00;
+	}
+
+	printf("Partition %d marked active.\n", pn + 1);
+	return (CMD_DIRTY);
+}
+
+int
+Xmanual(cmd, disk, mbr, tt, offset)
+	cmd_t *cmd;
+	disk_t *disk;
+	mbr_t *mbr;
+	mbr_t *tt;
+	int offset;
+{
+	system("man 8 fdisk");
+	return (CMD_CONT);
+}
-- 
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