@ -1,412 +0,0 @@ |
|||||
# --- ROCK-COPYRIGHT-NOTE-BEGIN --- |
|
||||
# |
|
||||
# This copyright note is auto-generated by ./scripts/Create-CopyPatch. |
|
||||
# Please add additional copyright information _after_ the line containing |
|
||||
# the ROCK-COPYRIGHT-NOTE-END tag. Otherwise it might get removed by |
|
||||
# the ./scripts/Create-CopyPatch script. Do not edit this copyright text! |
|
||||
# |
|
||||
# ROCK Linux: rock-src/package/powerpc/quik/lib_update.patch |
|
||||
# ROCK Linux is Copyright (C) 1998 - 2003 Clifford Wolf |
|
||||
# |
|
||||
# This program is free software; you can redistribute it and/or modify |
|
||||
# it under the terms of the GNU General Public License as published by |
|
||||
# the Free Software Foundation; either version 2 of the License, or |
|
||||
# (at your option) any later version. A copy of the GNU General Public |
|
||||
# License can be found at Documentation/COPYING. |
|
||||
# |
|
||||
# Many people helped and are helping developing ROCK Linux. Please |
|
||||
# have a look at http://www.rocklinux.org/ and the Documentation/TEAM |
|
||||
# file for details. |
|
||||
# |
|
||||
# --- ROCK-COPYRIGHT-NOTE-END --- |
|
||||
|
|
||||
--- ./quik/quik.c 2002-06-05 08:04:29.000000000 -0400
|
|
||||
+++ ./quik/quik.c 2002-12-14 19:04:12.000000000 -0500
|
|
||||
@@ -225,7 +225,7 @@
|
|
||||
strcat(buffer, path + 1); |
|
||||
return buffer; |
|
||||
} else |
|
||||
- return strdup(path);
|
|
||||
+ return (char *) strdup(path);
|
|
||||
} |
|
||||
|
|
||||
void write_block_table(char *device, char *config_file, int partno) |
|
||||
--- ./second/cfg.c 2002-06-05 08:04:29.000000000 -0400
|
|
||||
+++ ./second/cfg.c 2002-12-14 18:53:49.000000000 -0500
|
|
||||
@@ -98,10 +98,10 @@
|
|
||||
va_list ap; |
|
||||
|
|
||||
va_start (ap, msg); |
|
||||
- printf ("Config file error: ");
|
|
||||
- vprintf (msg, ap);
|
|
||||
+ q_printf ("Config file error: ");
|
|
||||
+ q_vprintf (msg, ap);
|
|
||||
va_end (ap); |
|
||||
- printf (" near line %d in file %s\n", line_num, file_name);
|
|
||||
+ q_printf (" near line %d in file %s\n", line_num, file_name);
|
|
||||
longjmp (env, 1); |
|
||||
} |
|
||||
|
|
||||
@@ -110,10 +110,10 @@
|
|
||||
va_list ap; |
|
||||
|
|
||||
va_start (ap, msg); |
|
||||
- printf ("Config file warning: ");
|
|
||||
- vprintf (msg, ap);
|
|
||||
+ q_printf ("Config file warning: ");
|
|
||||
+ q_vprintf (msg, ap);
|
|
||||
va_end (ap); |
|
||||
- printf (" near line %d in file %s\n", line_num, file_name);
|
|
||||
+ q_printf (" near line %d in file %s\n", line_num, file_name);
|
|
||||
} |
|
||||
|
|
||||
inline int getc () |
|
||||
@@ -371,8 +371,8 @@
|
|
||||
int len = strlen (label); |
|
||||
|
|
||||
if (!printl_count) |
|
||||
- printf ("\n");
|
|
||||
- printf ("%s", label);
|
|
||||
+ q_printf ("\n");
|
|
||||
+ q_printf ("%s", label);
|
|
||||
while (len++ < 25) |
|
||||
putchar (' '); |
|
||||
printl_count++; |
|
||||
@@ -399,7 +399,7 @@
|
|
||||
if (alias) |
|
||||
printlabel (alias); |
|
||||
} |
|
||||
- printf ("\nYou can also type in custom image locations, in the form\n"
|
|
||||
+ q_printf ("\nYou can also type in custom image locations, in the form\n"
|
|
||||
"{prom_path;}partno/path_to_image or {prom_path;}{partno}[start-end]\n"); |
|
||||
} |
|
||||
|
|
||||
--- ./second/disk.c 2000-03-10 15:59:28.000000000 -0500
|
|
||||
+++ ./second/disk.c 2002-12-14 18:54:37.000000000 -0500
|
|
||||
@@ -10,7 +10,7 @@
|
|
||||
{ |
|
||||
current_dev = call_prom("open", 1, 1, device); |
|
||||
if (current_dev == (ihandle) 0 || current_dev == (ihandle) -1) { |
|
||||
- printf("\nCouldn't open %s\n", device);
|
|
||||
+ q_printf("\nCouldn't open %s\n", device);
|
|
||||
return -1; |
|
||||
} |
|
||||
strcpy(current_devname, device); |
|
||||
@@ -53,7 +53,7 @@
|
|
||||
* just a few partitions. -- Cort |
|
||||
*/ |
|
||||
if ( is_chrp ) |
|
||||
- sprintf(bootdevice, "disk:0");
|
|
||||
+ q_sprintf(bootdevice, "disk:0");
|
|
||||
if( open(bootdevice) ) |
|
||||
{ |
|
||||
/* |
|
||||
@@ -61,7 +61,7 @@
|
|
||||
* try this if disk:0 fails |
|
||||
* -- Cort |
|
||||
*/ |
|
||||
- sprintf(bootdevice, "/pci@fee00000/scsi@c/sd@8:0");
|
|
||||
+ q_sprintf(bootdevice, "/pci@fee00000/scsi@c/sd@8:0");
|
|
||||
return open(bootdevice); |
|
||||
} |
|
||||
return 0; |
|
||||
--- ./second/file.c 2002-06-05 08:04:29.000000000 -0400
|
|
||||
+++ ./second/file.c 2002-12-14 18:59:19.000000000 -0500
|
|
||||
@@ -23,7 +23,7 @@
|
|
||||
#include <sys/types.h> |
|
||||
#include <errno.h> |
|
||||
#include "quik.h" |
|
||||
-typedef int FILE;
|
|
||||
+typedef int q_FILE;
|
|
||||
#include <linux/ext2_fs.h> |
|
||||
#include <ext2fs/ext2fs.h> |
|
||||
#include <setjmp.h> |
|
||||
@@ -155,7 +155,7 @@
|
|
||||
/* check the MSDOS partition magic */ |
|
||||
if ( (blk[0x1fe] != 0x55) || (blk[0x1ff] != 0xaa) ) |
|
||||
{ |
|
||||
- printf("No MSDOS partition magic number on disk!\n");
|
|
||||
+ q_printf("No MSDOS partition magic number on disk!\n");
|
|
||||
return 0; |
|
||||
} |
|
||||
if ( part >= 4 ) |
|
||||
@@ -167,14 +167,14 @@
|
|
||||
return 1; |
|
||||
} |
|
||||
|
|
||||
-int sprintf (char *buf, char *fmt,...)
|
|
||||
+int q_sprintf (char *buf, char *fmt,...)
|
|
||||
{ |
|
||||
strcpy (buf, fmt); |
|
||||
} |
|
||||
|
|
||||
void com_err (const char *a, long i, const char *fmt,...) |
|
||||
{ |
|
||||
- printf ((char *) fmt);
|
|
||||
+ q_printf ((char *) fmt);
|
|
||||
} |
|
||||
|
|
||||
static errcode_t linux_open (const char *name, int flags, io_channel * channel) |
|
||||
@@ -222,7 +222,7 @@
|
|
||||
tempb = (((long long) block) * ((long long)bs)) + doff; |
|
||||
size = (count < 0) ? -count : count * bs; |
|
||||
if (read (data, size, tempb) != size) { |
|
||||
- printf ("\nRead error on block %d", block);
|
|
||||
+ q_printf ("\nRead error on block %d", block);
|
|
||||
return EXT2_ET_SHORT_READ; |
|
||||
} |
|
||||
return 0; |
|
||||
@@ -253,7 +253,7 @@
|
|
||||
static char rot[] = "\\|/-"; |
|
||||
|
|
||||
if (!(i % freq)) |
|
||||
- printf ("%c\b", rot[(i / freq) % 4]);
|
|
||||
+ q_printf ("%c\b", rot[(i / freq) % 4]);
|
|
||||
i++; |
|
||||
} |
|
||||
|
|
||||
@@ -314,7 +314,7 @@
|
|
||||
block_cnt = 0; |
|
||||
retval = ext2fs_block_iterate(fs, inode, 0, 0, dump_block, 0); |
|
||||
if (retval) { |
|
||||
- printf ("Error %d reading %s", retval, filename);
|
|
||||
+ q_printf ("Error %d reading %s", retval, filename);
|
|
||||
return 0; |
|
||||
} |
|
||||
return dump_finish(); |
|
||||
@@ -342,7 +342,7 @@
|
|
||||
} |
|
||||
} |
|
||||
if (end == -1) { |
|
||||
- printf ("\n"
|
|
||||
+ q_printf ("\n"
|
|
||||
"Ranges of physical blocks are specified as {prom_path:}{partno}[xx-yy]\n" |
|
||||
"where {} means optional part, partno defaults to 0 (i.e. whole disk)\n" |
|
||||
"and xx is the starting block (chunk of 512 bytes) and yy end (not\n" |
|
||||
@@ -369,7 +369,7 @@
|
|
||||
} |
|
||||
} |
|
||||
} |
|
||||
- printf ("\nInternal error while loading blocks from device\n");
|
|
||||
+ q_printf ("\nInternal error while loading blocks from device\n");
|
|
||||
return 0; |
|
||||
} |
|
||||
|
|
||||
@@ -406,7 +406,7 @@
|
|
||||
} |
|
||||
type = ext2; |
|
||||
if (retval = ext2fs_namei(fs, root, cwd, filename, &inode)) { |
|
||||
- printf("\nInode error #%d while loading file %s.", retval, filename);
|
|
||||
+ q_printf("\nInode error #%d while loading file %s.", retval, filename);
|
|
||||
ext2fs_close(fs); |
|
||||
return 0; |
|
||||
} |
|
||||
--- ./second/main.c 2002-06-05 08:04:29.000000000 -0400
|
|
||||
+++ ./second/main.c 2002-12-14 18:57:18.000000000 -0500
|
|
||||
@@ -57,14 +57,14 @@
|
|
||||
|
|
||||
void fatal(const char *msg) |
|
||||
{ |
|
||||
- printf("\nFatal error: %s\n", msg);
|
|
||||
+ q_printf("\nFatal error: %s\n", msg);
|
|
||||
} |
|
||||
|
|
||||
void maintabfunc (void) |
|
||||
{ |
|
||||
if (useconf) { |
|
||||
cfg_print_images(); |
|
||||
- printf("boot: %s", cbuff);
|
|
||||
+ q_printf("boot: %s", cbuff);
|
|
||||
} |
|
||||
} |
|
||||
|
|
||||
@@ -217,7 +217,7 @@
|
|
||||
if (useconf && (q = cfg_get_strg(0, "timeout")) != 0 && *q != 0) |
|
||||
timeout = strtol(q, NULL, 0); |
|
||||
} |
|
||||
- printf("boot: ");
|
|
||||
+ q_printf("boot: ");
|
|
||||
c = -1; |
|
||||
if (timeout != -1) { |
|
||||
beg = get_ms(); |
|
||||
@@ -232,14 +232,14 @@
|
|
||||
} |
|
||||
|
|
||||
if (c == '\n') { |
|
||||
- printf("%s", imagename);
|
|
||||
+ q_printf("%s", imagename);
|
|
||||
if (*params) |
|
||||
- printf(" %s", *params);
|
|
||||
- printf("\n");
|
|
||||
+ q_printf(" %s", *params);
|
|
||||
+ q_printf("\n");
|
|
||||
} else { |
|
||||
cmdinit(); |
|
||||
cmdedit(maintabfunc, c); |
|
||||
- printf("\n");
|
|
||||
+ q_printf("\n");
|
|
||||
strcpy(given_bootargs, cbuff); |
|
||||
given_bootargs_by_user = 1; |
|
||||
imagename = cbuff; |
|
||||
@@ -296,7 +296,7 @@
|
|
||||
if (!*device) |
|
||||
*device = defdevice; |
|
||||
if (!*kname) |
|
||||
- printf(
|
|
||||
+ q_printf(
|
|
||||
"Enter the kernel image name as [device:][partno]/path, where partno is a\n" |
|
||||
"number from 0 to 16. Instead of /path you can type [mm-nn] to specify a\n" |
|
||||
"range of disk blocks (512B)\n"); |
|
||||
@@ -328,7 +328,7 @@
|
|
||||
device = cfg_get_strg(0, "device"); |
|
||||
if (load_file(device, part, kname, TMP_BUF, TMP_END, &len, 1, 0)) { |
|
||||
TMP_BUF[len] = 0; |
|
||||
- printf("\n%s", (char *)TMP_BUF);
|
|
||||
+ q_printf("\n%s", (char *)TMP_BUF);
|
|
||||
} |
|
||||
} |
|
||||
} |
|
||||
@@ -377,7 +377,7 @@
|
|
||||
|
|
||||
if ( (unsigned long)prom_entry == 0x426f6f58 ) |
|
||||
{ |
|
||||
- printf("BootX launched us\n");
|
|
||||
+ q_printf("BootX launched us\n");
|
|
||||
prom_entry = (void *)id; |
|
||||
/* |
|
||||
* These should come from the bootx info. |
|
||||
@@ -391,7 +391,7 @@
|
|
||||
|
|
||||
memset(&__bss_start, 0, &_end - &__bss_start); |
|
||||
prom_init(prom_entry); |
|
||||
- printf("Second-stage QUIK loader\n");
|
|
||||
+ q_printf("Second-stage QUIK loader\n");
|
|
||||
|
|
||||
if (diskinit() == -1) |
|
||||
prom_exit(); |
|
||||
@@ -403,24 +403,24 @@
|
|
||||
fileok = load_file(0, quik_conf_part, quik_conf, |
|
||||
TMP_BUF, TMP_END, &len, 1, 0); |
|
||||
if (!fileok || (unsigned) len >= 65535) |
|
||||
- printf("\nCouldn't load %s\n", quik_conf);
|
|
||||
+ q_printf("\nCouldn't load %s\n", quik_conf);
|
|
||||
else { |
|
||||
char *p; |
|
||||
if (cfg_parse(quik_conf, TMP_BUF, len) < 0) |
|
||||
- printf ("Syntax error or read error in %s.\n", quik_conf);
|
|
||||
+ q_printf ("Syntax error or read error in %s.\n", quik_conf);
|
|
||||
useconf = 1; |
|
||||
p = cfg_get_strg(0, "init-code"); |
|
||||
if (p) |
|
||||
call_prom("interpret", 1, 1, p); |
|
||||
p = cfg_get_strg(0, "init-message"); |
|
||||
if (p) |
|
||||
- printf("%s", p);
|
|
||||
+ q_printf("%s", p);
|
|
||||
p = cfg_get_strg(0, "message"); |
|
||||
if (p) |
|
||||
print_message_file(p); |
|
||||
} |
|
||||
} else |
|
||||
- printf ("\n");
|
|
||||
+ q_printf ("\n");
|
|
||||
|
|
||||
for (;;) { |
|
||||
get_params(&device, &part, &kname, ¶ms); |
|
||||
@@ -431,11 +431,11 @@
|
|
||||
TMP_BUF, TMP_END, &image_len, 1, 0); |
|
||||
|
|
||||
if (!fileok) { |
|
||||
- printf ("\nImage not found.... try again\n");
|
|
||||
+ q_printf ("\nImage not found.... try again\n");
|
|
||||
continue; |
|
||||
} |
|
||||
if (image_len > TMP_END - TMP_BUF) { |
|
||||
- printf("\nImage is too large (%u > %u)\n", image_len,
|
|
||||
+ q_printf("\nImage is too large (%u > %u)\n", image_len,
|
|
||||
TMP_END - TMP_BUF); |
|
||||
continue; |
|
||||
} |
|
||||
@@ -448,13 +448,13 @@
|
|
||||
e->e_ident[EI_MAG1] == ELFMAG1 && |
|
||||
e->e_ident[EI_MAG2] == ELFMAG2 && |
|
||||
e->e_ident[EI_MAG3] == ELFMAG3)) { |
|
||||
- printf ("\n%s: unknown image format\n", kname);
|
|
||||
+ q_printf ("\n%s: unknown image format\n", kname);
|
|
||||
continue; |
|
||||
} |
|
||||
|
|
||||
if (e->e_ident[EI_CLASS] != ELFCLASS32 |
|
||||
|| e->e_ident[EI_DATA] != ELFDATA2MSB) { |
|
||||
- printf("Image is not a 32bit MSB ELF image\n");
|
|
||||
+ q_printf("Image is not a 32bit MSB ELF image\n");
|
|
||||
continue; |
|
||||
} |
|
||||
len = 0; |
|
||||
@@ -470,7 +470,7 @@
|
|
||||
len = p->p_offset + p->p_filesz - off; |
|
||||
} |
|
||||
if (len == 0) { |
|
||||
- printf("Cannot find a loadable segment in ELF image\n");
|
|
||||
+ q_printf("Cannot find a loadable segment in ELF image\n");
|
|
||||
continue; |
|
||||
} |
|
||||
entry = e->e_entry & ADDRMASK; |
|
||||
@@ -488,9 +488,9 @@
|
|
||||
|
|
||||
close(); |
|
||||
if (pause_after) { |
|
||||
- printf("%s", pause_message);
|
|
||||
+ q_printf("%s", pause_message);
|
|
||||
prom_pause(); |
|
||||
- printf("\n");
|
|
||||
+ q_printf("\n");
|
|
||||
} |
|
||||
|
|
||||
/* |
|
||||
@@ -509,12 +509,12 @@
|
|
||||
/* doesn't look like a procedure descriptor */ |
|
||||
start += entry; |
|
||||
} |
|
||||
- printf("Starting at %x\n", start);
|
|
||||
+ q_printf("Starting at %x\n", start);
|
|
||||
#ifdef BOOTINFO |
|
||||
/* setup the bootinfo */ |
|
||||
binf.magic_start = bin.magic_end = BOOT_INFO_MAGIC; |
|
||||
- sprintf( binf.cmd_line, "%s", params );
|
|
||||
- sprintf( binf.boot_loader, "Quik" );
|
|
||||
+ q_sprintf( binf.cmd_line, "%s", params );
|
|
||||
+ q_sprintf( binf.boot_loader, "Quik" );
|
|
||||
if ( is_chrp ) |
|
||||
binf._machine = _MACH_chrp; |
|
||||
else |
|
||||
--- ./second/printf.c 2000-03-10 15:59:28.000000000 -0500
|
|
||||
+++ ./second/printf.c 2002-12-14 18:58:02.000000000 -0500
|
|
||||
@@ -20,23 +20,23 @@
|
|
||||
#include "quik.h" |
|
||||
|
|
||||
static void printn(long, int); |
|
||||
-extern void vprintf(char *, va_list);
|
|
||||
+extern void q_vprintf(char *, va_list);
|
|
||||
|
|
||||
/* |
|
||||
* Scaled down version of C Library printf. |
|
||||
* Only %c %s %u %d (==%u) %o %x %D %O are recognized. |
|
||||
*/ |
|
||||
|
|
||||
-void printf (char *fmt,...)
|
|
||||
+void q_printf (char *fmt,...)
|
|
||||
{ |
|
||||
va_list x1; |
|
||||
|
|
||||
va_start (x1, fmt); |
|
||||
- vprintf (fmt, x1);
|
|
||||
+ q_vprintf (fmt, x1);
|
|
||||
va_end (x1); |
|
||||
} |
|
||||
|
|
||||
-void vprintf (char *fmt, va_list adx)
|
|
||||
+void q_vprintf (char *fmt, va_list adx)
|
|
||||
{ |
|
||||
register c; |
|
||||
char *s; |
|
||||
@ -0,0 +1,684 @@ |
|||||
|
--- ./second/file.c.orig 2004-09-25 17:01:31.260931472 +0200
|
||||
|
+++ ./second/file.c 2004-09-25 17:01:41.325401440 +0200
|
||||
|
@@ -23,7 +23,7 @@
|
||||
|
#include <sys/types.h> |
||||
|
#include <errno.h> |
||||
|
#include "quik.h" |
||||
|
-#include <linux/ext2_fs.h>
|
||||
|
+#include "linux/ext2_fs.h"
|
||||
|
#include <ext2fs/ext2fs.h> |
||||
|
#include <setjmp.h> |
||||
|
#include <asm/mac-part.h> |
||||
|
--- ./quik/quik.c.orig 2004-09-25 17:01:48.716277856 +0200
|
||||
|
+++ ./quik/quik.c 2004-09-25 17:01:57.531937672 +0200
|
||||
|
@@ -28,7 +28,7 @@
|
||||
|
#include <string.h> |
||||
|
#include <stdlib.h> |
||||
|
#include <linux/fs.h> |
||||
|
-#include <linux/ext2_fs.h>
|
||||
|
+#include "linux/ext2_fs.h"
|
||||
|
#include <sys/stat.h> |
||||
|
#include <endian.h> |
||||
|
#include <fcntl.h> |
||||
|
--- /dev/null 1970-01-01 01:00:00.000000000 +0100
|
||||
|
+++ ./include/linux/ext2_fs.h 2004-09-25 17:00:05.756930056 +0200
|
||||
|
@@ -0,0 +1,659 @@
|
||||
|
+/*
|
||||
|
+ * linux/include/linux/ext2_fs.h
|
||||
|
+ *
|
||||
|
+ * Copyright (C) 1992, 1993, 1994, 1995
|
||||
|
+ * Remy Card (card@masi.ibp.fr)
|
||||
|
+ * Laboratoire MASI - Institut Blaise Pascal
|
||||
|
+ * Universite Pierre et Marie Curie (Paris VI)
|
||||
|
+ *
|
||||
|
+ * from
|
||||
|
+ *
|
||||
|
+ * linux/include/linux/minix_fs.h
|
||||
|
+ *
|
||||
|
+ * Copyright (C) 1991, 1992 Linus Torvalds
|
||||
|
+ */
|
||||
|
+
|
||||
|
+#ifndef _LINUX_EXT2_FS_H
|
||||
|
+#define _LINUX_EXT2_FS_H
|
||||
|
+
|
||||
|
+#include <linux/types.h>
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * The second extended filesystem constants/structures
|
||||
|
+ */
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Define EXT2FS_DEBUG to produce debug messages
|
||||
|
+ */
|
||||
|
+#undef EXT2FS_DEBUG
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Define EXT2_PREALLOCATE to preallocate data blocks for expanding files
|
||||
|
+ */
|
||||
|
+#define EXT2_PREALLOCATE
|
||||
|
+#define EXT2_DEFAULT_PREALLOC_BLOCKS 8
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * The second extended file system version
|
||||
|
+ */
|
||||
|
+#define EXT2FS_DATE "95/08/09"
|
||||
|
+#define EXT2FS_VERSION "0.5b"
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Debug code
|
||||
|
+ */
|
||||
|
+#ifdef EXT2FS_DEBUG
|
||||
|
+# define ext2_debug(f, a...) { \
|
||||
|
+ printk ("EXT2-fs DEBUG (%s, %d): %s:", \
|
||||
|
+ __FILE__, __LINE__, __FUNCTION__); \
|
||||
|
+ printk (f, ## a); \
|
||||
|
+ }
|
||||
|
+#else
|
||||
|
+# define ext2_debug(f, a...) /**/
|
||||
|
+#endif
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Special inode numbers
|
||||
|
+ */
|
||||
|
+#define EXT2_BAD_INO 1 /* Bad blocks inode */
|
||||
|
+#define EXT2_ROOT_INO 2 /* Root inode */
|
||||
|
+#define EXT2_ACL_IDX_INO 3 /* ACL inode */
|
||||
|
+#define EXT2_ACL_DATA_INO 4 /* ACL inode */
|
||||
|
+#define EXT2_BOOT_LOADER_INO 5 /* Boot loader inode */
|
||||
|
+#define EXT2_UNDEL_DIR_INO 6 /* Undelete directory inode */
|
||||
|
+
|
||||
|
+/* First non-reserved inode for old ext2 filesystems */
|
||||
|
+#define EXT2_GOOD_OLD_FIRST_INO 11
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * The second extended file system magic number
|
||||
|
+ */
|
||||
|
+#define EXT2_SUPER_MAGIC 0xEF53
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Maximal count of links to a file
|
||||
|
+ */
|
||||
|
+#define EXT2_LINK_MAX 32000
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Macro-instructions used to manage several block sizes
|
||||
|
+ */
|
||||
|
+#define EXT2_MIN_BLOCK_SIZE 1024
|
||||
|
+#define EXT2_MAX_BLOCK_SIZE 4096
|
||||
|
+#define EXT2_MIN_BLOCK_LOG_SIZE 10
|
||||
|
+#ifdef __KERNEL__
|
||||
|
+# define EXT2_BLOCK_SIZE(s) ((s)->s_blocksize)
|
||||
|
+#else
|
||||
|
+# define EXT2_BLOCK_SIZE(s) (EXT2_MIN_BLOCK_SIZE << (s)->s_log_block_size)
|
||||
|
+#endif
|
||||
|
+#define EXT2_ACLE_PER_BLOCK(s) (EXT2_BLOCK_SIZE(s) / sizeof (struct ext2_acl_entry))
|
||||
|
+#define EXT2_ADDR_PER_BLOCK(s) (EXT2_BLOCK_SIZE(s) / sizeof (__u32))
|
||||
|
+#ifdef __KERNEL__
|
||||
|
+# define EXT2_BLOCK_SIZE_BITS(s) ((s)->s_blocksize_bits)
|
||||
|
+#else
|
||||
|
+# define EXT2_BLOCK_SIZE_BITS(s) ((s)->s_log_block_size + 10)
|
||||
|
+#endif
|
||||
|
+#ifdef __KERNEL__
|
||||
|
+#define EXT2_ADDR_PER_BLOCK_BITS(s) ((s)->u.ext2_sb.s_addr_per_block_bits)
|
||||
|
+#define EXT2_INODE_SIZE(s) ((s)->u.ext2_sb.s_inode_size)
|
||||
|
+#define EXT2_FIRST_INO(s) ((s)->u.ext2_sb.s_first_ino)
|
||||
|
+#else
|
||||
|
+#define EXT2_INODE_SIZE(s) (((s)->s_rev_level == EXT2_GOOD_OLD_REV) ? \
|
||||
|
+ EXT2_GOOD_OLD_INODE_SIZE : \
|
||||
|
+ (s)->s_inode_size)
|
||||
|
+#define EXT2_FIRST_INO(s) (((s)->s_rev_level == EXT2_GOOD_OLD_REV) ? \
|
||||
|
+ EXT2_GOOD_OLD_FIRST_INO : \
|
||||
|
+ (s)->s_first_ino)
|
||||
|
+#endif
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Macro-instructions used to manage fragments
|
||||
|
+ */
|
||||
|
+#define EXT2_MIN_FRAG_SIZE 1024
|
||||
|
+#define EXT2_MAX_FRAG_SIZE 4096
|
||||
|
+#define EXT2_MIN_FRAG_LOG_SIZE 10
|
||||
|
+#ifdef __KERNEL__
|
||||
|
+# define EXT2_FRAG_SIZE(s) ((s)->u.ext2_sb.s_frag_size)
|
||||
|
+# define EXT2_FRAGS_PER_BLOCK(s) ((s)->u.ext2_sb.s_frags_per_block)
|
||||
|
+#else
|
||||
|
+# define EXT2_FRAG_SIZE(s) (EXT2_MIN_FRAG_SIZE << (s)->s_log_frag_size)
|
||||
|
+# define EXT2_FRAGS_PER_BLOCK(s) (EXT2_BLOCK_SIZE(s) / EXT2_FRAG_SIZE(s))
|
||||
|
+#endif
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * ACL structures
|
||||
|
+ */
|
||||
|
+struct ext2_acl_header /* Header of Access Control Lists */
|
||||
|
+{
|
||||
|
+ __u32 aclh_size;
|
||||
|
+ __u32 aclh_file_count;
|
||||
|
+ __u32 aclh_acle_count;
|
||||
|
+ __u32 aclh_first_acle;
|
||||
|
+};
|
||||
|
+
|
||||
|
+struct ext2_acl_entry /* Access Control List Entry */
|
||||
|
+{
|
||||
|
+ __u32 acle_size;
|
||||
|
+ __u16 acle_perms; /* Access permissions */
|
||||
|
+ __u16 acle_type; /* Type of entry */
|
||||
|
+ __u16 acle_tag; /* User or group identity */
|
||||
|
+ __u16 acle_pad1;
|
||||
|
+ __u32 acle_next; /* Pointer on next entry for the */
|
||||
|
+ /* same inode or on next free entry */
|
||||
|
+};
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Structure of a blocks group descriptor
|
||||
|
+ */
|
||||
|
+struct ext2_group_desc
|
||||
|
+{
|
||||
|
+ __u32 bg_block_bitmap; /* Blocks bitmap block */
|
||||
|
+ __u32 bg_inode_bitmap; /* Inodes bitmap block */
|
||||
|
+ __u32 bg_inode_table; /* Inodes table block */
|
||||
|
+ __u16 bg_free_blocks_count; /* Free blocks count */
|
||||
|
+ __u16 bg_free_inodes_count; /* Free inodes count */
|
||||
|
+ __u16 bg_used_dirs_count; /* Directories count */
|
||||
|
+ __u16 bg_pad;
|
||||
|
+ __u32 bg_reserved[3];
|
||||
|
+};
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Macro-instructions used to manage group descriptors
|
||||
|
+ */
|
||||
|
+#ifdef __KERNEL__
|
||||
|
+# define EXT2_BLOCKS_PER_GROUP(s) ((s)->u.ext2_sb.s_blocks_per_group)
|
||||
|
+# define EXT2_DESC_PER_BLOCK(s) ((s)->u.ext2_sb.s_desc_per_block)
|
||||
|
+# define EXT2_INODES_PER_GROUP(s) ((s)->u.ext2_sb.s_inodes_per_group)
|
||||
|
+# define EXT2_DESC_PER_BLOCK_BITS(s) ((s)->u.ext2_sb.s_desc_per_block_bits)
|
||||
|
+#else
|
||||
|
+# define EXT2_BLOCKS_PER_GROUP(s) ((s)->s_blocks_per_group)
|
||||
|
+# define EXT2_DESC_PER_BLOCK(s) (EXT2_BLOCK_SIZE(s) / sizeof (struct ext2_group_desc))
|
||||
|
+# define EXT2_INODES_PER_GROUP(s) ((s)->s_inodes_per_group)
|
||||
|
+#endif
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Constants relative to the data blocks
|
||||
|
+ */
|
||||
|
+#define EXT2_NDIR_BLOCKS 12
|
||||
|
+#define EXT2_IND_BLOCK EXT2_NDIR_BLOCKS
|
||||
|
+#define EXT2_DIND_BLOCK (EXT2_IND_BLOCK + 1)
|
||||
|
+#define EXT2_TIND_BLOCK (EXT2_DIND_BLOCK + 1)
|
||||
|
+#define EXT2_N_BLOCKS (EXT2_TIND_BLOCK + 1)
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Inode flags
|
||||
|
+ */
|
||||
|
+#define EXT2_SECRM_FL 0x00000001 /* Secure deletion */
|
||||
|
+#define EXT2_UNRM_FL 0x00000002 /* Undelete */
|
||||
|
+#define EXT2_COMPR_FL 0x00000004 /* Compress file */
|
||||
|
+#define EXT2_SYNC_FL 0x00000008 /* Synchronous updates */
|
||||
|
+#define EXT2_IMMUTABLE_FL 0x00000010 /* Immutable file */
|
||||
|
+#define EXT2_APPEND_FL 0x00000020 /* writes to file may only append */
|
||||
|
+#define EXT2_NODUMP_FL 0x00000040 /* do not dump file */
|
||||
|
+#define EXT2_NOATIME_FL 0x00000080 /* do not update atime */
|
||||
|
+/* Reserved for compression usage... */
|
||||
|
+#define EXT2_DIRTY_FL 0x00000100
|
||||
|
+#define EXT2_COMPRBLK_FL 0x00000200 /* One or more compressed clusters */
|
||||
|
+#define EXT2_NOCOMP_FL 0x00000400 /* Don't compress */
|
||||
|
+#define EXT2_ECOMPR_FL 0x00000800 /* Compression error */
|
||||
|
+/* End compression flags --- maybe not all used */
|
||||
|
+#define EXT2_BTREE_FL 0x00001000 /* btree format dir */
|
||||
|
+#define EXT2_RESERVED_FL 0x80000000 /* reserved for ext2 lib */
|
||||
|
+
|
||||
|
+#define EXT2_FL_USER_VISIBLE 0x00001FFF /* User visible flags */
|
||||
|
+#define EXT2_FL_USER_MODIFIABLE 0x000000FF /* User modifiable flags */
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * ioctl commands
|
||||
|
+ */
|
||||
|
+#define EXT2_IOC_GETFLAGS _IOR('f', 1, long)
|
||||
|
+#define EXT2_IOC_SETFLAGS _IOW('f', 2, long)
|
||||
|
+#define EXT2_IOC_GETVERSION _IOR('v', 1, long)
|
||||
|
+#define EXT2_IOC_SETVERSION _IOW('v', 2, long)
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Structure of an inode on the disk
|
||||
|
+ */
|
||||
|
+struct ext2_inode {
|
||||
|
+ __u16 i_mode; /* File mode */
|
||||
|
+ __u16 i_uid; /* Low 16 bits of Owner Uid */
|
||||
|
+ __u32 i_size; /* Size in bytes */
|
||||
|
+ __u32 i_atime; /* Access time */
|
||||
|
+ __u32 i_ctime; /* Creation time */
|
||||
|
+ __u32 i_mtime; /* Modification time */
|
||||
|
+ __u32 i_dtime; /* Deletion Time */
|
||||
|
+ __u16 i_gid; /* Low 16 bits of Group Id */
|
||||
|
+ __u16 i_links_count; /* Links count */
|
||||
|
+ __u32 i_blocks; /* Blocks count */
|
||||
|
+ __u32 i_flags; /* File flags */
|
||||
|
+ union {
|
||||
|
+ struct {
|
||||
|
+ __u32 l_i_reserved1;
|
||||
|
+ } linux1;
|
||||
|
+ struct {
|
||||
|
+ __u32 h_i_translator;
|
||||
|
+ } hurd1;
|
||||
|
+ struct {
|
||||
|
+ __u32 m_i_reserved1;
|
||||
|
+ } masix1;
|
||||
|
+ } osd1; /* OS dependent 1 */
|
||||
|
+ __u32 i_block[EXT2_N_BLOCKS];/* Pointers to blocks */
|
||||
|
+ __u32 i_generation; /* File version (for NFS) */
|
||||
|
+ __u32 i_file_acl; /* File ACL */
|
||||
|
+ __u32 i_dir_acl; /* Directory ACL */
|
||||
|
+ __u32 i_faddr; /* Fragment address */
|
||||
|
+ union {
|
||||
|
+ struct {
|
||||
|
+ __u8 l_i_frag; /* Fragment number */
|
||||
|
+ __u8 l_i_fsize; /* Fragment size */
|
||||
|
+ __u16 i_pad1;
|
||||
|
+ __u16 l_i_uid_high; /* these 2 fields */
|
||||
|
+ __u16 l_i_gid_high; /* were reserved2[0] */
|
||||
|
+ __u32 l_i_reserved2;
|
||||
|
+ } linux2;
|
||||
|
+ struct {
|
||||
|
+ __u8 h_i_frag; /* Fragment number */
|
||||
|
+ __u8 h_i_fsize; /* Fragment size */
|
||||
|
+ __u16 h_i_mode_high;
|
||||
|
+ __u16 h_i_uid_high;
|
||||
|
+ __u16 h_i_gid_high;
|
||||
|
+ __u32 h_i_author;
|
||||
|
+ } hurd2;
|
||||
|
+ struct {
|
||||
|
+ __u8 m_i_frag; /* Fragment number */
|
||||
|
+ __u8 m_i_fsize; /* Fragment size */
|
||||
|
+ __u16 m_pad1;
|
||||
|
+ __u32 m_i_reserved2[2];
|
||||
|
+ } masix2;
|
||||
|
+ } osd2; /* OS dependent 2 */
|
||||
|
+};
|
||||
|
+
|
||||
|
+#define i_size_high i_dir_acl
|
||||
|
+
|
||||
|
+#if defined(__KERNEL__) || defined(__linux__)
|
||||
|
+#define i_reserved1 osd1.linux1.l_i_reserved1
|
||||
|
+#define i_frag osd2.linux2.l_i_frag
|
||||
|
+#define i_fsize osd2.linux2.l_i_fsize
|
||||
|
+#define i_uid_low i_uid
|
||||
|
+#define i_gid_low i_gid
|
||||
|
+#define i_uid_high osd2.linux2.l_i_uid_high
|
||||
|
+#define i_gid_high osd2.linux2.l_i_gid_high
|
||||
|
+#define i_reserved2 osd2.linux2.l_i_reserved2
|
||||
|
+#endif
|
||||
|
+
|
||||
|
+#ifdef __hurd__
|
||||
|
+#define i_translator osd1.hurd1.h_i_translator
|
||||
|
+#define i_frag osd2.hurd2.h_i_frag;
|
||||
|
+#define i_fsize osd2.hurd2.h_i_fsize;
|
||||
|
+#define i_uid_high osd2.hurd2.h_i_uid_high
|
||||
|
+#define i_gid_high osd2.hurd2.h_i_gid_high
|
||||
|
+#define i_author osd2.hurd2.h_i_author
|
||||
|
+#endif
|
||||
|
+
|
||||
|
+#ifdef __masix__
|
||||
|
+#define i_reserved1 osd1.masix1.m_i_reserved1
|
||||
|
+#define i_frag osd2.masix2.m_i_frag
|
||||
|
+#define i_fsize osd2.masix2.m_i_fsize
|
||||
|
+#define i_reserved2 osd2.masix2.m_i_reserved2
|
||||
|
+#endif
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * File system states
|
||||
|
+ */
|
||||
|
+#define EXT2_VALID_FS 0x0001 /* Unmounted cleanly */
|
||||
|
+#define EXT2_ERROR_FS 0x0002 /* Errors detected */
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Mount flags
|
||||
|
+ */
|
||||
|
+#define EXT2_MOUNT_CHECK 0x0001 /* Do mount-time checks */
|
||||
|
+#define EXT2_MOUNT_GRPID 0x0004 /* Create files with directory's group */
|
||||
|
+#define EXT2_MOUNT_DEBUG 0x0008 /* Some debugging messages */
|
||||
|
+#define EXT2_MOUNT_ERRORS_CONT 0x0010 /* Continue on errors */
|
||||
|
+#define EXT2_MOUNT_ERRORS_RO 0x0020 /* Remount fs ro on errors */
|
||||
|
+#define EXT2_MOUNT_ERRORS_PANIC 0x0040 /* Panic on errors */
|
||||
|
+#define EXT2_MOUNT_MINIX_DF 0x0080 /* Mimics the Minix statfs */
|
||||
|
+#define EXT2_MOUNT_NO_UID32 0x0200 /* Disable 32-bit UIDs */
|
||||
|
+
|
||||
|
+#define clear_opt(o, opt) o &= ~EXT2_MOUNT_##opt
|
||||
|
+#define set_opt(o, opt) o |= EXT2_MOUNT_##opt
|
||||
|
+#define test_opt(sb, opt) ((sb)->u.ext2_sb.s_mount_opt & \
|
||||
|
+ EXT2_MOUNT_##opt)
|
||||
|
+/*
|
||||
|
+ * Maximal mount counts between two filesystem checks
|
||||
|
+ */
|
||||
|
+#define EXT2_DFL_MAX_MNT_COUNT 20 /* Allow 20 mounts */
|
||||
|
+#define EXT2_DFL_CHECKINTERVAL 0 /* Don't use interval check */
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Behaviour when detecting errors
|
||||
|
+ */
|
||||
|
+#define EXT2_ERRORS_CONTINUE 1 /* Continue execution */
|
||||
|
+#define EXT2_ERRORS_RO 2 /* Remount fs read-only */
|
||||
|
+#define EXT2_ERRORS_PANIC 3 /* Panic */
|
||||
|
+#define EXT2_ERRORS_DEFAULT EXT2_ERRORS_CONTINUE
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Structure of the super block
|
||||
|
+ */
|
||||
|
+struct ext2_super_block {
|
||||
|
+ __u32 s_inodes_count; /* Inodes count */
|
||||
|
+ __u32 s_blocks_count; /* Blocks count */
|
||||
|
+ __u32 s_r_blocks_count; /* Reserved blocks count */
|
||||
|
+ __u32 s_free_blocks_count; /* Free blocks count */
|
||||
|
+ __u32 s_free_inodes_count; /* Free inodes count */
|
||||
|
+ __u32 s_first_data_block; /* First Data Block */
|
||||
|
+ __u32 s_log_block_size; /* Block size */
|
||||
|
+ __s32 s_log_frag_size; /* Fragment size */
|
||||
|
+ __u32 s_blocks_per_group; /* # Blocks per group */
|
||||
|
+ __u32 s_frags_per_group; /* # Fragments per group */
|
||||
|
+ __u32 s_inodes_per_group; /* # Inodes per group */
|
||||
|
+ __u32 s_mtime; /* Mount time */
|
||||
|
+ __u32 s_wtime; /* Write time */
|
||||
|
+ __u16 s_mnt_count; /* Mount count */
|
||||
|
+ __s16 s_max_mnt_count; /* Maximal mount count */
|
||||
|
+ __u16 s_magic; /* Magic signature */
|
||||
|
+ __u16 s_state; /* File system state */
|
||||
|
+ __u16 s_errors; /* Behaviour when detecting errors */
|
||||
|
+ __u16 s_minor_rev_level; /* minor revision level */
|
||||
|
+ __u32 s_lastcheck; /* time of last check */
|
||||
|
+ __u32 s_checkinterval; /* max. time between checks */
|
||||
|
+ __u32 s_creator_os; /* OS */
|
||||
|
+ __u32 s_rev_level; /* Revision level */
|
||||
|
+ __u16 s_def_resuid; /* Default uid for reserved blocks */
|
||||
|
+ __u16 s_def_resgid; /* Default gid for reserved blocks */
|
||||
|
+ /*
|
||||
|
+ * These fields are for EXT2_DYNAMIC_REV superblocks only.
|
||||
|
+ *
|
||||
|
+ * Note: the difference between the compatible feature set and
|
||||
|
+ * the incompatible feature set is that if there is a bit set
|
||||
|
+ * in the incompatible feature set that the kernel doesn't
|
||||
|
+ * know about, it should refuse to mount the filesystem.
|
||||
|
+ *
|
||||
|
+ * e2fsck's requirements are more strict; if it doesn't know
|
||||
|
+ * about a feature in either the compatible or incompatible
|
||||
|
+ * feature set, it must abort and not try to meddle with
|
||||
|
+ * things it doesn't understand...
|
||||
|
+ */
|
||||
|
+ __u32 s_first_ino; /* First non-reserved inode */
|
||||
|
+ __u16 s_inode_size; /* size of inode structure */
|
||||
|
+ __u16 s_block_group_nr; /* block group # of this superblock */
|
||||
|
+ __u32 s_feature_compat; /* compatible feature set */
|
||||
|
+ __u32 s_feature_incompat; /* incompatible feature set */
|
||||
|
+ __u32 s_feature_ro_compat; /* readonly-compatible feature set */
|
||||
|
+ __u8 s_uuid[16]; /* 128-bit uuid for volume */
|
||||
|
+ char s_volume_name[16]; /* volume name */
|
||||
|
+ char s_last_mounted[64]; /* directory where last mounted */
|
||||
|
+ __u32 s_algorithm_usage_bitmap; /* For compression */
|
||||
|
+ /*
|
||||
|
+ * Performance hints. Directory preallocation should only
|
||||
|
+ * happen if the EXT2_COMPAT_PREALLOC flag is on.
|
||||
|
+ */
|
||||
|
+ __u8 s_prealloc_blocks; /* Nr of blocks to try to preallocate*/
|
||||
|
+ __u8 s_prealloc_dir_blocks; /* Nr to preallocate for dirs */
|
||||
|
+ __u16 s_padding1;
|
||||
|
+ /*
|
||||
|
+ * Journaling support valid if EXT3_FEATURE_COMPAT_HAS_JOURNAL set.
|
||||
|
+ */
|
||||
|
+ __u8 s_journal_uuid[16]; /* uuid of journal superblock */
|
||||
|
+ __u32 s_journal_inum; /* inode number of journal file */
|
||||
|
+ __u32 s_journal_dev; /* device number of journal file */
|
||||
|
+ __u32 s_last_orphan; /* start of list of inodes to delete */
|
||||
|
+ __u32 s_hash_seed[4]; /* HTREE hash seed */
|
||||
|
+ __u8 s_def_hash_version; /* Default hash version to use */
|
||||
|
+ __u8 s_reserved_char_pad;
|
||||
|
+ __u16 s_reserved_word_pad;
|
||||
|
+ __u32 s_default_mount_opts;
|
||||
|
+ __u32 s_first_meta_bg; /* First metablock block group */
|
||||
|
+ __u32 s_reserved[190]; /* Padding to the end of the block */
|
||||
|
+};
|
||||
|
+
|
||||
|
+#ifdef __KERNEL__
|
||||
|
+#define EXT2_SB(sb) (&((sb)->u.ext2_sb))
|
||||
|
+#else
|
||||
|
+/* Assume that user mode programs are passing in an ext2fs superblock, not
|
||||
|
+ * a kernel struct super_block. This will allow us to call the feature-test
|
||||
|
+ * macros from user land. */
|
||||
|
+#define EXT2_SB(sb) (sb)
|
||||
|
+#endif
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Codes for operating systems
|
||||
|
+ */
|
||||
|
+#define EXT2_OS_LINUX 0
|
||||
|
+#define EXT2_OS_HURD 1
|
||||
|
+#define EXT2_OS_MASIX 2
|
||||
|
+#define EXT2_OS_FREEBSD 3
|
||||
|
+#define EXT2_OS_LITES 4
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Revision levels
|
||||
|
+ */
|
||||
|
+#define EXT2_GOOD_OLD_REV 0 /* The good old (original) format */
|
||||
|
+#define EXT2_DYNAMIC_REV 1 /* V2 format w/ dynamic inode sizes */
|
||||
|
+
|
||||
|
+#define EXT2_CURRENT_REV EXT2_GOOD_OLD_REV
|
||||
|
+#define EXT2_MAX_SUPP_REV EXT2_DYNAMIC_REV
|
||||
|
+
|
||||
|
+#define EXT2_GOOD_OLD_INODE_SIZE 128
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Feature set definitions
|
||||
|
+ */
|
||||
|
+
|
||||
|
+#define EXT2_HAS_COMPAT_FEATURE(sb,mask) \
|
||||
|
+ ( EXT2_SB(sb)->s_es->s_feature_compat & cpu_to_le32(mask) )
|
||||
|
+#define EXT2_HAS_RO_COMPAT_FEATURE(sb,mask) \
|
||||
|
+ ( EXT2_SB(sb)->s_es->s_feature_ro_compat & cpu_to_le32(mask) )
|
||||
|
+#define EXT2_HAS_INCOMPAT_FEATURE(sb,mask) \
|
||||
|
+ ( EXT2_SB(sb)->s_es->s_feature_incompat & cpu_to_le32(mask) )
|
||||
|
+#define EXT2_SET_COMPAT_FEATURE(sb,mask) \
|
||||
|
+ EXT2_SB(sb)->s_es->s_feature_compat |= cpu_to_le32(mask)
|
||||
|
+#define EXT2_SET_RO_COMPAT_FEATURE(sb,mask) \
|
||||
|
+ EXT2_SB(sb)->s_es->s_feature_ro_compat |= cpu_to_le32(mask)
|
||||
|
+#define EXT2_SET_INCOMPAT_FEATURE(sb,mask) \
|
||||
|
+ EXT2_SB(sb)->s_es->s_feature_incompat |= cpu_to_le32(mask)
|
||||
|
+#define EXT2_CLEAR_COMPAT_FEATURE(sb,mask) \
|
||||
|
+ EXT2_SB(sb)->s_es->s_feature_compat &= ~cpu_to_le32(mask)
|
||||
|
+#define EXT2_CLEAR_RO_COMPAT_FEATURE(sb,mask) \
|
||||
|
+ EXT2_SB(sb)->s_es->s_feature_ro_compat &= ~cpu_to_le32(mask)
|
||||
|
+#define EXT2_CLEAR_INCOMPAT_FEATURE(sb,mask) \
|
||||
|
+ EXT2_SB(sb)->s_es->s_feature_incompat &= ~cpu_to_le32(mask)
|
||||
|
+
|
||||
|
+#define EXT2_FEATURE_COMPAT_DIR_PREALLOC 0x0001
|
||||
|
+#define EXT2_FEATURE_COMPAT_IMAGIC_INODES 0x0002
|
||||
|
+#define EXT3_FEATURE_COMPAT_HAS_JOURNAL 0x0004
|
||||
|
+#define EXT2_FEATURE_COMPAT_EXT_ATTR 0x0008
|
||||
|
+#define EXT2_FEATURE_COMPAT_RESIZE_INO 0x0010
|
||||
|
+#define EXT2_FEATURE_COMPAT_DIR_INDEX 0x0020
|
||||
|
+#define EXT2_FEATURE_COMPAT_ANY 0xffffffff
|
||||
|
+
|
||||
|
+#define EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER 0x0001
|
||||
|
+#define EXT2_FEATURE_RO_COMPAT_LARGE_FILE 0x0002
|
||||
|
+#define EXT2_FEATURE_RO_COMPAT_BTREE_DIR 0x0004
|
||||
|
+#define EXT2_FEATURE_RO_COMPAT_ANY 0xffffffff
|
||||
|
+
|
||||
|
+#define EXT2_FEATURE_INCOMPAT_COMPRESSION 0x0001
|
||||
|
+#define EXT2_FEATURE_INCOMPAT_FILETYPE 0x0002
|
||||
|
+#define EXT3_FEATURE_INCOMPAT_RECOVER 0x0004
|
||||
|
+#define EXT3_FEATURE_INCOMPAT_JOURNAL_DEV 0x0008
|
||||
|
+#define EXT2_FEATURE_INCOMPAT_META_BG 0x0010
|
||||
|
+#define EXT2_FEATURE_INCOMPAT_ANY 0xffffffff
|
||||
|
+
|
||||
|
+#define EXT2_FEATURE_COMPAT_SUPP 0
|
||||
|
+#define EXT2_FEATURE_INCOMPAT_SUPP (EXT2_FEATURE_INCOMPAT_FILETYPE| \
|
||||
|
+ EXT2_FEATURE_INCOMPAT_META_BG)
|
||||
|
+#define EXT2_FEATURE_RO_COMPAT_SUPP (EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER| \
|
||||
|
+ EXT2_FEATURE_RO_COMPAT_LARGE_FILE| \
|
||||
|
+ EXT2_FEATURE_RO_COMPAT_BTREE_DIR)
|
||||
|
+#define EXT2_FEATURE_RO_COMPAT_UNSUPPORTED ~EXT2_FEATURE_RO_COMPAT_SUPP
|
||||
|
+#define EXT2_FEATURE_INCOMPAT_UNSUPPORTED ~EXT2_FEATURE_INCOMPAT_SUPP
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Default mount options
|
||||
|
+ */
|
||||
|
+#define EXT2_DEFM_DEBUG 0x0001
|
||||
|
+#define EXT2_DEFM_BSDGROUPS 0x0002
|
||||
|
+#define EXT2_DEFM_XATTR_USER 0x0004
|
||||
|
+#define EXT2_DEFM_ACL 0x0008
|
||||
|
+#define EXT2_DEFM_UID16 0x0010
|
||||
|
+ /* Not used by ext2, but reserved for use by ext3 */
|
||||
|
+#define EXT3_DEFM_JMODE 0x0060
|
||||
|
+#define EXT3_DEFM_JMODE_DATA 0x0020
|
||||
|
+#define EXT3_DEFM_JMODE_ORDERED 0x0040
|
||||
|
+#define EXT3_DEFM_JMODE_WBACK 0x0060
|
||||
|
+
|
||||
|
+#define EXT2_DEF_RESUID 0
|
||||
|
+#define EXT2_DEF_RESGID 0
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Structure of a directory entry
|
||||
|
+ */
|
||||
|
+#define EXT2_NAME_LEN 255
|
||||
|
+
|
||||
|
+struct ext2_dir_entry {
|
||||
|
+ __u32 inode; /* Inode number */
|
||||
|
+ __u16 rec_len; /* Directory entry length */
|
||||
|
+ __u16 name_len; /* Name length */
|
||||
|
+ char name[EXT2_NAME_LEN]; /* File name */
|
||||
|
+};
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * The new version of the directory entry. Since EXT2 structures are
|
||||
|
+ * stored in intel byte order, and the name_len field could never be
|
||||
|
+ * bigger than 255 chars, it's safe to reclaim the extra byte for the
|
||||
|
+ * file_type field.
|
||||
|
+ */
|
||||
|
+struct ext2_dir_entry_2 {
|
||||
|
+ __u32 inode; /* Inode number */
|
||||
|
+ __u16 rec_len; /* Directory entry length */
|
||||
|
+ __u8 name_len; /* Name length */
|
||||
|
+ __u8 file_type;
|
||||
|
+ char name[EXT2_NAME_LEN]; /* File name */
|
||||
|
+};
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Ext2 directory file types. Only the low 3 bits are used. The
|
||||
|
+ * other bits are reserved for now.
|
||||
|
+ */
|
||||
|
+enum {
|
||||
|
+ EXT2_FT_UNKNOWN,
|
||||
|
+ EXT2_FT_REG_FILE,
|
||||
|
+ EXT2_FT_DIR,
|
||||
|
+ EXT2_FT_CHRDEV,
|
||||
|
+ EXT2_FT_BLKDEV,
|
||||
|
+ EXT2_FT_FIFO,
|
||||
|
+ EXT2_FT_SOCK,
|
||||
|
+ EXT2_FT_SYMLINK,
|
||||
|
+ EXT2_FT_MAX
|
||||
|
+};
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * EXT2_DIR_PAD defines the directory entries boundaries
|
||||
|
+ *
|
||||
|
+ * NOTE: It must be a multiple of 4
|
||||
|
+ */
|
||||
|
+#define EXT2_DIR_PAD 4
|
||||
|
+#define EXT2_DIR_ROUND (EXT2_DIR_PAD - 1)
|
||||
|
+#define EXT2_DIR_REC_LEN(name_len) (((name_len) + 8 + EXT2_DIR_ROUND) & \
|
||||
|
+ ~EXT2_DIR_ROUND)
|
||||
|
+
|
||||
|
+#ifdef __KERNEL__
|
||||
|
+/*
|
||||
|
+ * Function prototypes
|
||||
|
+ */
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Ok, these declarations are also in <linux/kernel.h> but none of the
|
||||
|
+ * ext2 source programs needs to include it so they are duplicated here.
|
||||
|
+ */
|
||||
|
+# define NORET_TYPE /**/
|
||||
|
+# define ATTRIB_NORET __attribute__((noreturn))
|
||||
|
+# define NORET_AND noreturn,
|
||||
|
+
|
||||
|
+/* balloc.c */
|
||||
|
+extern int ext2_bg_has_super(struct super_block *sb, int group);
|
||||
|
+extern unsigned long ext2_bg_num_gdb(struct super_block *sb, int group);
|
||||
|
+extern int ext2_new_block (struct inode *, unsigned long,
|
||||
|
+ __u32 *, __u32 *, int *);
|
||||
|
+extern void ext2_free_blocks (struct inode *, unsigned long,
|
||||
|
+ unsigned long);
|
||||
|
+extern unsigned long ext2_count_free_blocks (struct super_block *);
|
||||
|
+extern void ext2_check_blocks_bitmap (struct super_block *);
|
||||
|
+extern struct ext2_group_desc * ext2_get_group_desc(struct super_block * sb,
|
||||
|
+ unsigned int block_group,
|
||||
|
+ struct buffer_head ** bh);
|
||||
|
+
|
||||
|
+/* dir.c */
|
||||
|
+extern int ext2_add_link (struct dentry *, struct inode *);
|
||||
|
+extern ino_t ext2_inode_by_name(struct inode *, struct dentry *);
|
||||
|
+extern int ext2_make_empty(struct inode *, struct inode *);
|
||||
|
+extern struct ext2_dir_entry_2 * ext2_find_entry (struct inode *,struct dentry *, struct page **);
|
||||
|
+extern int ext2_delete_entry (struct ext2_dir_entry_2 *, struct page *);
|
||||
|
+extern int ext2_empty_dir (struct inode *);
|
||||
|
+extern struct ext2_dir_entry_2 * ext2_dotdot (struct inode *, struct page **);
|
||||
|
+extern void ext2_set_link(struct inode *, struct ext2_dir_entry_2 *, struct page *, struct inode *);
|
||||
|
+
|
||||
|
+/* fsync.c */
|
||||
|
+extern int ext2_sync_file (struct file *, struct dentry *, int);
|
||||
|
+extern int ext2_fsync_inode (struct inode *, int);
|
||||
|
+
|
||||
|
+/* ialloc.c */
|
||||
|
+extern struct inode * ext2_new_inode (const struct inode *, int);
|
||||
|
+extern void ext2_free_inode (struct inode *);
|
||||
|
+extern unsigned long ext2_count_free_inodes (struct super_block *);
|
||||
|
+extern void ext2_check_inodes_bitmap (struct super_block *);
|
||||
|
+extern unsigned long ext2_count_free (struct buffer_head *, unsigned);
|
||||
|
+
|
||||
|
+/* inode.c */
|
||||
|
+extern void ext2_read_inode (struct inode *);
|
||||
|
+extern void ext2_write_inode (struct inode *, int);
|
||||
|
+extern void ext2_put_inode (struct inode *);
|
||||
|
+extern void ext2_delete_inode (struct inode *);
|
||||
|
+extern int ext2_sync_inode (struct inode *);
|
||||
|
+extern void ext2_discard_prealloc (struct inode *);
|
||||
|
+extern void ext2_truncate (struct inode *);
|
||||
|
+extern void ext2_set_inode_flags(struct inode *inode);
|
||||
|
+
|
||||
|
+/* ioctl.c */
|
||||
|
+extern int ext2_ioctl (struct inode *, struct file *, unsigned int,
|
||||
|
+ unsigned long);
|
||||
|
+
|
||||
|
+/* super.c */
|
||||
|
+extern void ext2_error (struct super_block *, const char *, const char *, ...)
|
||||
|
+ __attribute__ ((format (printf, 3, 4)));
|
||||
|
+extern NORET_TYPE void ext2_panic (struct super_block *, const char *,
|
||||
|
+ const char *, ...)
|
||||
|
+ __attribute__ ((NORET_AND format (printf, 3, 4)));
|
||||
|
+extern void ext2_warning (struct super_block *, const char *, const char *, ...)
|
||||
|
+ __attribute__ ((format (printf, 3, 4)));
|
||||
|
+extern void ext2_update_dynamic_rev (struct super_block *sb);
|
||||
|
+extern void ext2_put_super (struct super_block *);
|
||||
|
+extern void ext2_write_super (struct super_block *);
|
||||
|
+extern int ext2_remount (struct super_block *, int *, char *);
|
||||
|
+extern struct super_block * ext2_read_super (struct super_block *,void *,int);
|
||||
|
+extern int ext2_statfs (struct super_block *, struct statfs *);
|
||||
|
+
|
||||
|
+/*
|
||||
|
+ * Inodes and files operations
|
||||
|
+ */
|
||||
|
+
|
||||
|
+/* dir.c */
|
||||
|
+extern struct file_operations ext2_dir_operations;
|
||||
|
+
|
||||
|
+/* file.c */
|
||||
|
+extern struct inode_operations ext2_file_inode_operations;
|
||||
|
+extern struct file_operations ext2_file_operations;
|
||||
|
+
|
||||
|
+/* inode.c */
|
||||
|
+extern struct address_space_operations ext2_aops;
|
||||
|
+
|
||||
|
+/* namei.c */
|
||||
|
+extern struct inode_operations ext2_dir_inode_operations;
|
||||
|
+
|
||||
|
+/* symlink.c */
|
||||
|
+extern struct inode_operations ext2_fast_symlink_inode_operations;
|
||||
|
+
|
||||
|
+#endif /* __KERNEL__ */
|
||||
|
+
|
||||
|
+#endif /* _LINUX_EXT2_FS_H */
|
||||