/*****************************************************************************************
Copyright (c) 2002-2004 The UbixOS Project
All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are
permitted provided that the following conditions are met:
Redistributions of source code must retain the above copyright notice, this list of
conditions, the following disclaimer and the list of authors. Redistributions in binary
form must reproduce the above copyright notice, this list of conditions, the following
disclaimer and the list of authors in the documentation and/or other materials provided
with the distribution. Neither the name of the UbixOS Project nor the names of its
contributors may be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER OR CONTRIBUTORS 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.
$Id: ubixfs.c 79 2016-01-11 16:21:27Z reddawg $
*****************************************************************************************/
#include <ubixfs/ubixfs.h>
#include <ubixfs/dirCache.h>
#include <vfs/vfs.h>
#include <ubixos/sched.h>
#include <ubixos/kpanic.h>
#include <ubixos/exec.h>
#include <lib/kmalloc.h>
#include <string.h>
#include <lib/kprintf.h>
#include <assert.h>
/* Static defines */
static int ubixfs_loadData(fileDescriptor_t *fd,char *data,uInt32 size,uInt32 batIndex);
static int openFileUbixFS(const char *file, fileDescriptor_t *fd) {
//int x = 0;
/* mji struct directoryEntry *dirEntry = (struct directoryEntry *)kmalloc(0x4000); */
struct cacheNode * cacheNode = NULL;
//struct directoryEntry * dirEntry = NULL;
struct ubixFSInfo *fsInfo = fd->mp->fsInfo;
/* kprintf("openFileUbixFS(%s), cwd: %s\n", file, _current->oInfo.cwd); */
//if (fsInfo->dirCache == NULL) kprintf("dirCache is null!\n");
assert(fd);
assert(fd->mp);
assert(fd->mp->device);
assert(fd->mp->device->devInfo);
assert(fd->mp->device->devInfo->read);
assert(fsInfo);
assert(fsInfo->dirCache);
assert(file);
if ((fd->mode & fileRead) == fileRead) {
do {
cacheNode = ubixfs_cacheFind(fsInfo->dirCache,(char *) file);
if (cacheNode == NULL) return 0;
if (cacheNode->present == 1) break;
assert(cacheNode->size);
if (*cacheNode->size != 0 && cacheNode->info == NULL) {
//kprintf("caching name(size): %s(%d)\n",cacheNode->name,*cacheNode->size);
cacheNode->info = kmalloc(UBIXFS_ALIGN(*cacheNode->size));
fd->size = *cacheNode->size;
assert(cacheNode->startCluster);
ubixfs_loadData(fd,
cacheNode->info,
*cacheNode->size,
*cacheNode->startCluster);
cacheNode->present = 1;
} /* if */
} while(1);
assert(cacheNode);
if (cacheNode == NULL) return 0; /* this should be caught above */
fd->start = *cacheNode->startCluster;
fd->size = *cacheNode->size;
fd->perms = *cacheNode->permissions;
fd->cacheNode = cacheNode; /* Directory Start Sector */
/*
if (cacheNode->size != 0x0 && cacheNode->info == NULL) {
cacheNode->info = kmalloc(UBIXFS_ALIGN(*cacheNode->size));
ubixfs_loadData(fd,cacheNode->info,cacheNode->size,cacheNode->startCluster);
cacheNode->present = 0x1;
}
*/
return(0x1);
}
else
if ((fd->mode & fileWrite) == fileWrite) {
kprintf("Ouch! in filewrite!\n");
#if 0
fd->start = dirEntry->startCluster;
fd->size = dirEntry->size;
fd->perms = dirEntry->permissions;
// fd->dirBlock = 0x0; /* Directory Start Sector */
#endif
return(0x1);
}
return 0;
}
int writeFileByte(int ch, fileDescriptor_t *fd, long offset) {
int blockCount = 0x0,batIndex = 0x0,batIndexPrev = 0x0;
uInt32 i = 0x0;
struct directoryEntry *dirEntry = 0x0;
struct ubixFSInfo *fsInfo = NULL;
assert(fd);
assert(fd->mp);
assert(fd->mp->diskLabel);
batIndexPrev = fd->start;
fsInfo = fd->mp->fsInfo;
/* Find Out How Many Blocks Long This File Is */
blockCount = (offset/4096);
/* Find The Block If It Doesn't Exist We Will Have To Allocate One */
for (i=0x0; i <= fd->mp->diskLabel->partitions[fd->mp->partition].pBatSize;
i++) {
batIndex = fsInfo->blockAllocationTable[batIndexPrev].nextBlock;
if (batIndex == 0x0) {
break;
}
batIndexPrev = batIndex;
}
if ((offset%4096 == 0) && (fd->status == fdRead)) {
fd->status = fdOpen;
}
/* If batIndex == 0x0 Then We Must Allocate A New Block */
if (batIndex == 0x0) {
for (i=1;i < fsInfo->batEntries;i++) {
if (fsInfo->blockAllocationTable[i].attributes == 0x0) {
fsInfo->blockAllocationTable[batIndexPrev].nextBlock = i;
fsInfo->blockAllocationTable[batIndex].nextBlock = -1;
batIndex = i;
fd->start = i;
break;
}
}
/* fd->mp->drive->read(fd->mp->drive->driveInfoStruct,diskLabel->partitions[0].pOffset+blockAllocationTable[batIndex].realSector,8,fd->buffer); */
fd->buffer[offset-(blockCount*4096)] = ch;
fd->mp->device->devInfo->write(fd->mp->device->devInfo->info,fd->buffer,fd->mp->diskLabel->partitions[fd->mp->partition].pOffset+fsInfo->blockAllocationTable[batIndex].realSector,8);
}
else {
if (fd->status != fdRead) {
fd->mp->device->devInfo->read(fd->mp->device->devInfo->info,fd->buffer,fd->mp->diskLabel->partitions[fd->mp->partition].pOffset+fsInfo->blockAllocationTable[batIndex].realSector,8);
fd->status = fdRead;
}
fd->buffer[offset-(blockCount*4096)] = ch;
fd->mp->device->devInfo->write(fd->mp->device->devInfo->info,fd->buffer,fd->mp->diskLabel->partitions[fd->mp->partition].pOffset+fsInfo->blockAllocationTable[batIndex].realSector,8);
}
if ((uInt32)offset > fd->size) {
fd->size = offset;
dirEntry = (struct directoryEntry *)kmalloc(4096);
/*
fd->mp->device->devInfo->read(fd->mp->device->devInfo->info,dirEntry,(fd->mp->diskLabel->partitions[fd->mp->partition].pOffset+fsInfo->blockAllocationTable[fd->dirBlock].realSector),8);
*/
for (i=0x0;i<(4096/sizeof(struct directoryEntry));i++) {
if ((int)!strcmp(dirEntry[i].fileName,fd->fileName))
break;
}
dirEntry[i].size = fd->size;
/*
fd->mp->device->devInfo->write(fd->mp->device->devInfo->info,dirEntry,(fd->mp->diskLabel->partitions[fd->mp->partition].pOffset+fsInfo->blockAllocationTable[fd->dirBlock].realSector),8);
*/
kfree(dirEntry);
}
return(ch);
}
/* Verified Functions */
int readUbixFS(fileDescriptor_t *fd,char *data,uInt32 offset,long size) {
int i = 0x0;
char *buffer = 0x0;
struct ubixFSInfo *fsInfo = NULL;
assert(fd);
assert(fd->mp);
assert(fd->mp->fsInfo);
fsInfo = fd->mp->fsInfo;
if (fd->cacheNode->present != 1)
kpanic("ERROR with cache node\n");
buffer = (char *)fd->cacheNode->info;
for (i=0x0; i<size; i++) {
if (offset > fd->size) {
/* Set File EOF If There Is Nothing To Do */
/* data[i] = '\0'; Is this safe? */
fd->status = fdEof;
return(size);
}
/* Copy Data From Buffer To Data */
data[i] = buffer[i + offset];
}
/* Return */
return(size);
}
/************************************************************************
Function: int writeUbixFS(fileDescriptor_t *fd,char *data,long offset,long size)
Description: Write Data Into File
Notes:
************************************************************************/
int writeUbixFS(fileDescriptor_t *fd,char *data,long offset,long size) {
uInt32 blockOffset = 0x0;
uInt32 blockIndex;
uInt32 blockIndexPrev;
uInt32 i = 0x0;
struct ubixFSInfo *fsInfo = NULL;
struct directoryEntry *dirEntry = 0x0;
assert(fd);
assert(fd->mp);
assert(fd->mp->fsInfo);
assert(fd->mp->device);
assert(fd->mp->device->devInfo);
blockIndex = blockIndexPrev = fd->start;
fsInfo = fd->mp->fsInfo;
blockOffset = (offset/0x1000);
if (fd->size != 0x0) {
for (i = 0x0;i < blockOffset;i++) {
blockIndex = fsInfo->blockAllocationTable[blockIndexPrev].nextBlock;
if ((int)blockIndex == EOBC) {
blockIndex = getFreeBlocks(1,fd);
fsInfo->blockAllocationTable[blockIndexPrev].nextBlock = blockIndex;
fsInfo->blockAllocationTable[blockIndex].nextBlock = EOBC;
break;
}
blockIndexPrev = blockIndex;
}
}
fd->mp->device->devInfo->read(fd->mp->device->devInfo->info,fd->buffer,fd->mp->diskLabel->partitions[fd->mp->partition].pOffset+fsInfo->blockAllocationTable[blockIndex].realSector,blockSize);
for (i = 0x0;i < (uInt32)size;i++) {
fd->buffer[(offset- (blockOffset *0x1000))] = data[i];
offset++;
if (offset%4096 == 0x0) {
blockOffset++;
fd->mp->device->devInfo->write(fd->mp->device->devInfo->info,fd->buffer,fd->mp->diskLabel->partitions[fd->mp->partition].pOffset+fsInfo->blockAllocationTable[blockIndex].realSector,blockSize);
if (fsInfo->blockAllocationTable[blockIndex].nextBlock == EOBC) {
blockIndexPrev = blockIndex;
blockIndex = getFreeBlocks(1,fd);
fsInfo->blockAllocationTable[blockIndexPrev].nextBlock = blockIndex;
fsInfo->blockAllocationTable[blockIndex].nextBlock = EOBC;
}
else {
blockIndex = fsInfo->blockAllocationTable[blockIndex].nextBlock;
fd->mp->device->devInfo->read(fd->mp->device->devInfo->info,fd->buffer,fd->mp->diskLabel->partitions[fd->mp->partition].pOffset+fsInfo->blockAllocationTable[blockIndex].realSector,blockSize);
}
}
}
fd->mp->device->devInfo->write(fd->mp->device->devInfo->info,fd->buffer,fd->mp->diskLabel->partitions[fd->mp->partition].pOffset+fsInfo->blockAllocationTable[blockIndex].realSector,blockSize);
if ((uInt32)offset > fd->size) {
fd->size = offset;
dirEntry = (struct directoryEntry *)kmalloc(4096);
/*
fd->mp->device->devInfo->read(fd->mp->device->devInfo->info,dirEntry,(fd->mp->diskLabel->partitions[fd->mp->partition].pOffset+fsInfo->blockAllocationTable[fd->dirBlock].realSector),blockSize);
*/
for (i=0x0;i<(4096/sizeof(struct directoryEntry));i++) {
if ((int)!strcmp(dirEntry[i].fileName,fd->fileName))
break;
}
dirEntry[i].size = fd->size;
dirEntry[i].startCluster = fd->start;
/*
fd->mp->device->devInfo->write(fd->mp->device->devInfo->info,dirEntry,(fd->mp->diskLabel->partitions[fd->mp->partition].pOffset+fsInfo->blockAllocationTable[fd->dirBlock].realSector),blockSize);
*/
kfree(dirEntry);
}
/* Return */
return(size);
}
void ubixFSUnlink(char *path,struct vfs_mountPoint *mp) {
int x=0;
struct directoryEntry *dirEntry = (struct directoryEntry *)kmalloc(0x1000);
struct ubixFSInfo *fsInfo = mp->fsInfo;
mp->device->devInfo->read(mp->device->devInfo->info,dirEntry,(mp->diskLabel->partitions[mp->partition].pOffset+fsInfo->blockAllocationTable[fsInfo->rootDir].realSector),8);
for (x=0;(uInt32)x<(4096/sizeof(struct directoryEntry));x++) {
if ((int)!strcmp(dirEntry[x].fileName,path)) {
dirEntry[x].attributes |= typeDeleted;
dirEntry[x].fileName[0] = '?';
mp->device->devInfo->write(mp->device->devInfo->info,dirEntry,(mp->diskLabel->partitions[mp->partition].pOffset+fsInfo->blockAllocationTable[fsInfo->rootDir].realSector),8);
return;
}
}
kprintf("File Not Found\n");
return;
}
/*****************************************************************************************
Function: static
int ubixfs_loadData(fileDescriptor_t *fd,char *data,uInt32 size,uInt32 batIndex)
Description: This will load the node data in from the disk
Notes:
07/23/2004 - This loads complete blocks from disk so it is aligned to 0x1000 not the
actual file size
*****************************************************************************************/
static int ubixfs_loadData(fileDescriptor_t *fd,char *data,uInt32 size,uInt32 batIndex) {
uInt32 i = 0x0;
struct ubixFSInfo *fsInfo = NULL;
assert(fd);
assert(fd->mp);
assert(fd->mp->fsInfo);
fsInfo = fd->mp->fsInfo;
size = UBIXFS_ALIGN(size);
/* Loop by block size */
for (i=0x0; i<size; i += (UBIXFS_BLOCKSIZE_BYTES)) {
/* Get next block if we are ready for it */
if (i != 0x0)
batIndex = fsInfo->blockAllocationTable[batIndex].nextBlock;
/* Read data in from media */
fd->mp->device->devInfo->read(fd->mp->device->devInfo->info,data+i,fd->mp->diskLabel->partitions[fd->mp->partition].pOffset+fsInfo->blockAllocationTable[batIndex].realSector,blockSize);
}
/* Return */
return(0x0);
}
/*****************************************************************************************
Function: int ubixfs_initialize()
Description: This will initialize a mount point it loads the BAT and Caches the rootDir
Notes:
*****************************************************************************************/
int ubixfs_initialize(struct vfs_mountPoint *mp) {
struct ubixFSInfo *fsInfo = 0x0;
assert(mp);
assert(mp->diskLabel);
assert(mp->diskLabel->partitions);
mp->fsInfo = (struct ubixFSInfo *)kmalloc(sizeof(struct ubixFSInfo));
assert(mp->fsInfo);
fsInfo = mp->fsInfo;
fsInfo->rootDir = 0x0; /* Root directory is always 0x0 on the UbixFS */
/*
Check the disk label to ensure this is an UbixFS partition
*/
if ((mp->diskLabel->magicNum == UBIXDISKMAGIC) && (mp->diskLabel->magicNum2 == UBIXDISKMAGIC)) {
/* Allocate memory for BAT */
fsInfo->blockAllocationTable = (struct blockAllocationTableEntry *)kmalloc(mp->diskLabel->partitions[mp->partition].pBatSize * 512);
assert(fsInfo->blockAllocationTable);
/* Set up the amount of BAT entries */
fsInfo->batEntries = (mp->diskLabel->partitions[mp->partition].pBatSize*512) / sizeof(struct blockAllocationTableEntry);
/* Read the BAT to memory */
assert(mp->device->devInfo->read);
mp->device->devInfo->read(mp->device->devInfo->info,
fsInfo->blockAllocationTable,
mp->diskLabel->partitions[mp->partition].pOffset,
mp->diskLabel->partitions[mp->partition].pBatSize);
/* Set up root directory cache */
fsInfo->dirCache = ubixfs_cacheNew("/");
assert(fsInfo->dirCache);
fsInfo->dirCache->info = (struct directoryEntry *)kmalloc(0x4000); /* allocate root dir */
fsInfo->dirCache->present = 1;
fsInfo->dirCache->size = kmalloc(sizeof(fsInfo->dirCache->size));
fsInfo->dirCache->startCluster = kmalloc(sizeof(fsInfo->dirCache->startCluster));
fsInfo->dirCache->attributes = kmalloc(sizeof(fsInfo->dirCache->attributes));
fsInfo->dirCache->permissions = kmalloc(sizeof(fsInfo->dirCache->permissions));
*fsInfo->dirCache->size = 0x4000;
*fsInfo->dirCache->startCluster = fsInfo->rootDir;
assert(fsInfo->dirCache->info);
/* Read root dir in from disk it is always 0x4000 bytes long */
mp->device->devInfo->read(mp->device->devInfo->info,
fsInfo->dirCache->info,
(mp->diskLabel->partitions[mp->partition].pOffset+fsInfo->blockAllocationTable[fsInfo->rootDir].realSector),
0x4000 / 512);
/* Start our ubixfs_thread to manage the mount point */
/*
UBU disable for now
execThread(ubixfs_Thread,0x2000),0x0);
*/
kprintf(" Offset: [%i], Partition: [%i]\n",
mp->diskLabel->partitions[mp->partition].pOffset,mp->partition);
kprintf("UbixFS Initialized\n");
return(0x1);
}
kprintf("Not a valid UbixFS disk.\n");
/* Return */
return(0x0);
}
/*****************************************************************************************
Function: int ubixfs_init()
Description: This is the master initialization for the Ubix File System it will make the
OS UbixFS aware.
It does not in any way shape or form connect a mount point an medium that is
upto the ubixfs_initialize() function
Notes:
*****************************************************************************************/
int ubixfs_init() {
/* Set up our file system structure */
struct fileSystem ubixFileSystem =
{NULL, /* prev */
NULL, /* next */
(void *)ubixfs_initialize, /* vfsInitFS */
(void *)readUbixFS, /* vfsRead */
(void *)writeUbixFS, /* vfsWrite */
(void *)openFileUbixFS, /* vfsOpenFile */
(void *)ubixFSUnlink, /* vfsUnlink */
(void *)ubixFSmkDir, /* vfsMakeDir */
NULL, /* vfsRemDir */
NULL, /* vfsSync */
0 /* vfsType */
}; /* ubixFileSystem */
/* Add UbixFS */
if (vfsRegisterFS(ubixFileSystem) != 0x0) {
kpanic("Unable To Enable UbixFS");
return(0x1);
}
/* Return */
return(0x0);
}
/***
$Log: ubixfs.c,v $
Revision 1.2 2006/12/05 14:10:21 reddawg
Workign Distro
Revision 1.1.1.1 2006/06/01 12:46:17 reddawg
ubix2
Revision 1.2 2005/10/12 00:13:37 reddawg
Removed
Revision 1.1.1.1 2005/09/26 17:24:42 reddawg
no message
Revision 1.44 2004/08/26 22:51:19 reddawg
TCA touched me :( i think he likes men....
sched.h: kTask_t added parentPid
endtask.c: fixed term back to parentPid
exec.c: cleaned warnings
fork.c: fixed term to childPid
sched.c: clean up for dead tasks
systemtask.c: clean up dead tasks
kmalloc.c: cleaned up warnings
udp.c: cleaned up warnings
bot.c: cleaned up warnings
shell.c: cleaned up warnings
tcpdump.c: took a dump
hd.c: cleaned up warnings
ubixfs.c: stopped prning debug info
Revision 1.43 2004/08/14 11:23:02 reddawg
Changes
Revision 1.42 2004/08/09 12:58:05 reddawg
let me know when you got the surce
Revision 1.41 2004/08/01 17:58:39 flameshadow
chg: fixed string allocation bug in ubixfs_cacheNew()
Revision 1.40 2004/07/28 17:07:29 flameshadow
chg: re-added moving cached nodes to the front of the list when found
add: added an assert() in ubixfs.c
Revision 1.39 2004/07/27 19:24:31 flameshadow
chg: reduced the number of debugging statements in the kernel.
Revision 1.38 2004/07/27 12:02:01 reddawg
chg: fixed marks bug readFile did a lookup which is why it looked like it was loopping so much
Revision 1.37 2004/07/27 09:05:43 flameshadow
chg: fixed file not found bug. Still can't find looping issue
Revision 1.36 2004/07/27 04:05:20 flameshadow
chg: kinda fixed it. Added bunches of debug info
Revision 1.35 2004/07/26 19:15:49 reddawg
test code, fixes and the like
Revision 1.34 2004/07/24 23:04:44 reddawg
Changes... mark let me know if you fault at pid 185 when you type stress
Revision 1.33 2004/07/23 09:10:06 reddawg
ubixfs: cleaned up some functions played with the caching a bit
vfs: renamed a bunch of functions
cleaned up a few misc bugs
Revision 1.32 2004/07/22 23:01:51 reddawg
Ok checking in before I sleep
Revision 1.31 2004/07/22 22:37:03 reddawg
Caching is working now the FS is extremely fast but needs to be optimized to do 32bit copies over 8bit
Revision 1.30 2004/07/22 19:01:59 flameshadow
chg: more directory and file caching
Revision 1.29 2004/07/22 16:34:32 flameshadow
add: file and dir caching kinda work
Revision 1.28 2004/07/21 22:07:18 flameshadow
chg: renamed caching functions (again)
Revision 1.27 2004/07/21 21:08:05 flameshadow
add: added provisions for file caching
Revision 1.26 2004/07/20 23:21:31 flameshadow
syncing
Revision 1.25 2004/07/20 21:39:53 reddawg
ubixfs: does propper caching now problem was you did not seek realSector however the os starts but I am getting a segfault could be from anything haven't looked into it right quick
Revision 1.24 2004/07/20 21:38:08 flameshadow
try now
Revision 1.23 2004/07/20 21:35:09 reddawg
Let me commit before we start to overlap
Revision 1.22 2004/07/20 21:28:16 flameshadow
oops
Revision 1.20 2004/07/20 19:36:49 reddawg
UBU Tags
Revision 1.19 2004/07/20 18:09:37 flameshadow
add: directory caching related stuff
Revision 1.18 2004/07/17 03:21:34 flameshadow
chg: cleaned up code; added assert() statements
Revision 1.15 2004/07/14 12:21:49 reddawg
ubixfs: enableUbixFs to ubixfs_init
Changed Startup Routines
Revision 1.14 2004/06/28 23:12:58 reddawg
file format now container:/path/to/file
Revision 1.13 2004/06/28 18:12:44 reddawg
We need these files
Revision 1.12 2004/06/28 11:57:58 reddawg
Fixing Up Filesystem
Revision 1.10 2004/06/04 13:20:22 reddawg
ubixFSmkDir(): played with it a bit to see if it still worked
Revision 1.9 2004/06/04 10:19:42 reddawg
notes: we compile again, thank g-d anyways i was about to cry
Revision 1.8 2004/06/01 00:04:53 reddawg
Try now mark
Revision 1.7 2004/05/19 15:20:06 reddawg
Fixed reference problems due to changes in drive subsystem
Revision 1.6 2004/05/19 04:07:43 reddawg
kmalloc(size,pid) no more it is no kmalloc(size); the way it should of been
Revision 1.5 2004/04/29 15:45:19 reddawg
Fixed some bugs so now the automade images will work correctly
Revision 1.4 2004/04/28 21:10:40 reddawg
Lots Of changes to make it work with existing os
Revision 1.3 2004/04/28 13:33:09 reddawg
Overhaul to ubixfs and boot loader and MBR to work well with our schema
now BAT and dir and file entries are all offset 64Sectors from the start of the partition
Revision 1.2 2004/04/28 02:22:55 reddawg
This is a fiarly large commit but we are starting to use new driver model
all around
Revision 1.1.1.1 2004/04/15 12:07:08 reddawg
UbixOS v1.0
Revision 1.31 2004/04/13 16:36:34 reddawg
Changed our copyright, it is all now under a BSD-Style license
END
***/
Charlie Root