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38c27b50f1
mars-nwe/namspace.c
Mario Fetka 38c27b50f1 mars_nwe-0.99.pl02
2011-11-13 00:38:59 +01:00

2415 lines
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/* namspace.c 12-Aug-97 : NameSpace Services, mars_nwe */
/* !!!!!!!!!!!! NOTE !!!!!!!!!! */
/* Its still dirty, but it should work fairly well */
/* (C)opyright (C) 1993,1996 Martin Stover, Marburg, Germany
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "net.h"
#include <dirent.h>
#include <utime.h>
#ifndef LINUX
#include <errno.h>
#endif
#include "nwfname.h"
#include "nwvolume.h"
#include "connect.h"
#include "nwconn.h"
#include "nwfile.h"
#include "unxfile.h"
#include "namspace.h"
#include "nameos2.h"
#if WITH_NAME_SPACE_CALLS
#define NW_PATH /* */
#if 0
/* for tests only */
# undef MAX_DIR_BASE_ENTRIES
# define MAX_DIR_BASE_ENTRIES 10
#endif
typedef struct {
int volume; /* Volume Number */
int has_wild; /* fn has wildcards */
int namespace; /* which namespace do we use here*/
struct stat statb; /* stat buff */
uint8 *fn; /* points to last entry of path */
uint8 path[512]; /* path + fn, unixfilename */
} N_NW_PATH;
typedef struct {
DIR *fdir; /* for dir searches */
uint8 *kpath; /* points one after unixname */
uint8 *unixname; /* allocated fullname of path */
/* + 257 Byte for filename. */
} DIR_SEARCH_STRUCT;
typedef struct {
uint32 basehandle;
int slot; /* act slot in table */
int locked; /* if locked then do not remove */
/* and do not move till end */
N_NW_PATH nwpath;
} DIR_BASE_ENTRY;
static DIR_BASE_ENTRY *dir_base[MAX_DIR_BASE_ENTRIES];
static int anz_dbe = 0;
#define MAX_DIR_SEARCH_HANDLES 10
#if MAX_DIR_SEARCH_HANDLES > 255
# undef MAX_DIR_SEARCH_HANDLES
# define MAX_DIR_SEARCH_HANDLES 255
#endif
typedef struct {
int idle;
off_t dirpos; /* last readdirpos */
ino_t found_inode; /* last found inode at readdirpos */
int lastsequence; /* last sequence */
} DIR_SEARCH_HANDLE;
static DIR_SEARCH_HANDLE *dir_search_handles[MAX_DIR_SEARCH_HANDLES];
static int count_dsh = 0;
static uint32 new_search_handle(void)
{
int k=count_dsh;
int foundfree=-1;
DIR_SEARCH_HANDLE *d;
while (k--) {
if (!dir_search_handles[k]) {
foundfree=k;
break;
} else dir_search_handles[k]->idle++;
}
if (foundfree < 0 && count_dsh < MAX_DIR_SEARCH_HANDLES)
foundfree=count_dsh++;
if (foundfree < 0) {
int idle=-1;
for (k=0; k < count_dsh; k++){
if (dir_search_handles[k]->idle > idle) {
foundfree=k;
idle=dir_search_handles[k]->idle;
}
}
} else {
dir_search_handles[foundfree]=
(DIR_SEARCH_HANDLE*)xmalloc(sizeof(DIR_SEARCH_HANDLE));
}
d=dir_search_handles[foundfree];
memset(d, 0, sizeof(DIR_SEARCH_HANDLE));
return((uint32) foundfree);
}
#if 0 /* probably never needed */
static void free_search_handle(uint32 handle)
{
if (handle < count_dsh) {
xfree(dir_search_handles[handle]);
if (count_dsh == handle+1)
--count_dsh;
}
}
#endif
static void init_nwpath(N_NW_PATH *nwpath, int namespace)
{
nwpath->volume = -1;
nwpath->namespace = namespace;
nwpath->has_wild = 0;
nwpath->fn = nwpath->path;
*(nwpath->path) = '\0';
nwpath->statb.st_ino = -1;
}
static void norm_nwpath_fn(N_NW_PATH *nwpath)
{
nwpath->fn = (uint8*)strrchr((char*)nwpath->path, '/');
if (nwpath->fn) nwpath->fn++;
else nwpath->fn=nwpath->path;
}
static char *xnwpath_2_unix(N_NW_PATH *nwpath, int modus,
int allocate_extra, uint8 *extra_path)
/*
* returns complete UNIX path
* modus & 1 : ignore fn, (only path)
* modus & 2 : no '/' at end
*
* if allocate_extra > 0, then the returned buffer must be
* deallocated later
*/
{
static char *last_unixname=NULL;
char *unixname;
int len;
int volume = nwpath->volume;
int len_extra = (extra_path) ? strlen(extra_path) : 0;
char *p, *pp;
if (volume < 0 || volume >= used_nw_volumes || !nw_volumes[volume].unixnamlen ) {
char *errorstr="Z/Z/Z";
errorp(0, "xnwpath_2_unix", "volume=%d not ok", volume);
len = strlen(errorstr);
unixname=xmalloc(len_extra+allocate_extra+len+10);
strcpy(unixname, errorstr);
} else {
int m = ((modus & 1) && nwpath->fn > nwpath->path) /* last path = fn */
? nwpath->fn - nwpath->path
: strlen((char*)nwpath->path);
len = nw_volumes[volume].unixnamlen;
unixname=xmalloc(len_extra+allocate_extra+m+len+10);
memcpy(unixname, nw_volumes[volume].unixname, len);
/* first UNIXNAME VOLUME */
p = pp = unixname+len;
memcpy(p, nwpath->path, m); /* path or partiell path */
len += m;
p += m;
if ((modus & 2) && *(p-1) == '/' ) {
if (p > unixname+1) {
--p;
--len;
--m;
} else {
*p++ = '.';
++len;
}
} else if (len_extra) {
if (*(p-1) != '/') {
*p++='/';
len++;
}
memcpy(p, extra_path, len_extra);
p += len_extra;
len += len_extra;
}
*p = '\0';
}
dos2unixcharset(unixname);
if (!allocate_extra) {
xfree(last_unixname);
last_unixname=unixname;
}
return(unixname);
}
#define nwpath_2_unix(nwpath, modus) \
xnwpath_2_unix((nwpath), (modus), 0, NULL)
#define nwpath_2_unix1(nwpath, modus, extrabytes) \
xnwpath_2_unix((nwpath), (modus), (extrabytes), NULL)
#define nwpath_2_unix2(nwpath, modus, extrabytes, extrastr) \
xnwpath_2_unix((nwpath), (modus), (extrabytes), extrastr)
char *debug_nwpath_name(N_NW_PATH *p)
/* only for debugging */
{
#if DO_DEBUG
static char *nwpathname=NULL;
char volname[300];
int len;
if (nw_get_volume_name(p->volume, volname) < 1)
sprintf(volname, "<%d=NOT-OK>", (int)p->volume);
len = strlen(volname) + strlen(p->path) + strlen(p->fn) + 40;
xfree(nwpathname);
nwpathname=xmalloc(len);
sprintf(nwpathname, "%d `%s:%s`,fn=`%s`",
p->namespace, volname, p->path, p->fn);
#else
static char nwpathname[2];
nwpathname[0]='\0';
nwpathname[1]='\0';
#endif
return(nwpathname);
}
static int nwp_stat(N_NW_PATH *nwpath, char *debstr)
{
uint8 *uname=nwpath_2_unix1(nwpath, 2, 1);
int result=stat(uname, &(nwpath->statb));
if (nw_debug) {
char xdebstr[2];
if (!debstr) {
xdebstr[0]='\0';
debstr = xdebstr;
}
XDPRINTF((4, 0, "nwp_stat:%s:%d,%s",
debstr,
result,
debug_nwpath_name(nwpath)));
}
xfree(uname);
return(result);
}
static int downsort_dbe_entries(int dbase)
{
DIR_BASE_ENTRY **dbep=&(dir_base[dbase]);
DIR_BASE_ENTRY **dbpq=dbep;
int k=dbase;
while (k--) {
--dbpq;
if (!(*dbpq) || !(*dbpq)->locked) {
*dbep = *dbpq;
if (*dbep) (*dbep)->slot = dbase;
dbep=dbpq;
dbase=k;
}
}
return(dbase);
}
static void put_dbe_to_disk(DIR_BASE_ENTRY *dbe)
{
char buf[255];
char volname[100];
int l;
uint8 inode_uc[4];
#if 0
int voloptions=get_volume_options(dbe->nwpath.volume);
#endif
if (nw_get_volume_name(dbe->nwpath.volume, volname) < 1)
return;
U32_TO_BE32(dbe->nwpath.statb.st_ino, inode_uc);
l=sprintf(buf, "%s/%s/%x/%x/%x/%x/%x", path_vol_inodes_cache, volname,
#if 0
(voloptions & VOL_OPTION_IS_HOME) ? act_connection : 0,
#else
0,
#endif
dbe->nwpath.statb.st_dev,
(int) inode_uc[0],
(int) inode_uc[1],
(int) inode_uc[2]);
seteuid(0);
unx_xmkdir(buf, 0755);
sprintf(buf+l, "/%x", (int) inode_uc[3]);
unlink(buf);
symlink(dbe->nwpath.path, buf);
reseteuid();
}
static void del_dbe_from_disk(DIR_BASE_ENTRY *dbe)
{
char buf[255];
char volname[100];
uint8 inode_uc[4];
#if 0
int voloptions=get_volume_options(dbe->nwpath.volume);
#endif
if (nw_get_volume_name(dbe->nwpath.volume, volname) < 1)
return;
U32_TO_BE32(dbe->nwpath.statb.st_ino, inode_uc);
sprintf(buf, "%s/%s/%x/%x/%x/%x/%x/%x", path_vol_inodes_cache, volname,
#if 0
(voloptions & VOL_OPTION_IS_HOME) ? act_connection : 0,
#else
0,
#endif
dbe->nwpath.statb.st_dev,
(int) inode_uc[0],
(int) inode_uc[1],
(int) inode_uc[2],
(int) inode_uc[3]);
seteuid(0);
unlink(buf);
reseteuid();
}
static int get_dbe_data_from_disk(int volume,
int dev, int ino, uint8 *path,
struct stat *statb)
/* returns 0 if all ok */
{
char buf[255];
char volname[100];
int l;
uint8 inode_uc[4];
#if 0
int voloptions=get_volume_options(volume);
#endif
if (nw_get_volume_name(volume, volname) < 1)
return (-1);
U32_TO_BE32(ino, inode_uc);
sprintf(buf, "%s/%s/%x/%x/%x/%x/%x/%x", path_vol_inodes_cache, volname,
#if 0
(voloptions & VOL_OPTION_IS_HOME) ? act_connection : 0,
#else
0,
#endif
dev,
(int) inode_uc[0],
(int) inode_uc[1],
(int) inode_uc[2],
(int) inode_uc[3]);
l=readlink(buf, path, 511);
if (l > 0) {
path[l]='\0';
return(0);
}
return(-1);
}
static DIR_BASE_ENTRY *allocate_dbe_p(int namespace)
/* returns new allocated dir_base_entry_pointer */
{
int j =-1;
int to_use_free=-1;
int to_use_file=-1;
DIR_BASE_ENTRY *dbe;
while (++j < anz_dbe && NULL != (dbe = dir_base[j])){
if (j > 3 && !dbe->locked) {
if (!dbe->basehandle)
to_use_free=j;
else if (j > 10 && !S_ISDIR(dbe->nwpath.statb.st_mode))
to_use_file=j;
}
if (dbe->slot != j) {
errorp(0, "allocate_dbe_p", "slot %d != %d", dbe->slot);
}
}
if (j == anz_dbe) {
if (anz_dbe == MAX_DIR_BASE_ENTRIES) {
if (to_use_free > -1) {
j = to_use_free;
} else if (to_use_file > -1) {
j = to_use_file;
/* caching directories is more important than caching files */
} else {
while (j && dir_base[--j]->locked) ;;
}
if (S_ISDIR(dir_base[j]->nwpath.statb.st_mode)
|| (entry8_flags & 0x20) ) {
put_dbe_to_disk(dir_base[j]);
}
xfree(dir_base[j]);
} else
anz_dbe++;
dir_base[j] = NULL;
}
j=downsort_dbe_entries(j);
dbe=dir_base[j]=(DIR_BASE_ENTRY*)xcmalloc(sizeof(DIR_BASE_ENTRY));
dbe->slot = j;
init_nwpath(&(dbe->nwpath), namespace);
return(dbe);
}
static void xx_free_dbe_p(DIR_BASE_ENTRY **dbe)
{
if (NULL != dbe && NULL != *dbe) {
int slot=(*dbe)->slot;
xfree(*dbe);
*dbe=dir_base[slot] = NULL;
while (anz_dbe && ((DIR_BASE_ENTRY*)NULL == dir_base[anz_dbe-1]) )
--anz_dbe;
}
}
#define free_dbe_p(dbe) xx_free_dbe_p(&(dbe))
static int touch_handle_entry_p(DIR_BASE_ENTRY *dbe)
/* routine touchs this entry and returns the new offset */
{
int dbase = (NULL != dbe) ? dbe->slot : -1;
XDPRINTF((7, 0, "touch_handle_entry_p entry dbase=%d", dbase));
if (dbase > 4) {
dir_base[dbase] = NULL;
dbase=downsort_dbe_entries(dbase);
dir_base[dbase] = dbe;
dbe->slot = dbase;
}
XDPRINTF((7, 0, "touch_handle_entry_p return dbase=%d", dbase));
return(dbase);
}
static int get_comp_pathes_size(NW_HPATH *nwp, uint8 *pp_pathes)
/* returns size of path components in bytes */
{
int k = -1;
int size = 0;
while (++k < nwp->components) {
int len = (int) *(pp_pathes++);
pp_pathes+= len;
size += len;
size++;
}
return(size);
}
static int add_hpath_to_nwpath(N_NW_PATH *nwpath,
NW_HPATH *nwp, uint8 *pp_pathes)
/*
* Routine adds nwp to nwpath
* nwpath must be filled correctly before entry
* return > -1 if ok
*/
{
int result = 0;
int k = -1;
int npbeg = strlen(nwpath->path);
uint8 *pp = nwpath->path+npbeg;
#if 0
int perhaps_inode_mode = 0;
#endif
XDPRINTF((2, 0, "entry add_hpath_to_nwpath: %s",
debug_nwpath_name(nwpath)));
while (!result && ++k < nwp->components) {
int len = (int) *(pp_pathes++);
uint8 *p = pp_pathes;
pp_pathes+=len;
if (!len) { /* this means '..' ! */
if (pp > nwpath->path) {
pp=strrchr((char*)nwpath->path, '/');
if (!pp)
pp=nwpath->path;
*pp='\0';
npbeg = pp - nwpath->path;
continue;
} else {
result=-0x9c; /* wrong path */
goto leave_build_nwpath;
}
}
if (!k && nwpath->volume == -1) { /* first component is volume */
if ((nwpath->volume=nw_get_volume_number(p, len)) < 0) {
/* something not OK */
result = nwpath->volume;
goto leave_build_nwpath;
}
pp = nwpath->path;
*pp = '\0';
npbeg = 0;
} else { /* here is path (+ fn ) */
int i=len;
if (pp > nwpath->path) { /* not the first entry */
*pp = '/'; /* we must add a slash */
if (*(nwpath->path+npbeg) == '/') ++npbeg;
*++pp = '\0';
}
while (i--) {
if (*p == 0xae || *p == '.') {
*pp++ = '.';
#if 0
if (nwpath->namespace == NAME_DOS) {
if (i==3 && *(p+1) == '_')
perhaps_inode_mode++;
}
#endif
} else if (*p == 0xaa || *p == '*' ) {
*pp++ = '*';
nwpath->has_wild++;
} else if (*p == 0xbf || *p == '?' ) {
*pp++ = '?';
nwpath->has_wild++;
} else if (*p == '/' || *p == '\\') {
*pp++ = '/';
} else if (*p == ':') { /* extract volumename */
int vlen = (int) (pp - nwpath->path);
if ((nwpath->volume=nw_get_volume_number(nwpath->path, vlen)) < 0) {
result = nwpath->volume;
goto leave_build_nwpath;
}
pp = nwpath->path;
*pp = '\0';
npbeg = 0;
} else *pp++ = *p;
p++;
} /* while */
*pp = '\0';
} /* else */
} /* while */
if (nwpath->volume < 0) result=-0x9c; /* wrong path */
leave_build_nwpath:
if ((!result) && (!act_obj_id) && !(entry8_flags & 1)) {
if (nwpath->volume)
result = -0x9c; /* wrong path, only volume 0 is OK */
else {
char *p=nwpath->path;
char pp[10];
while (*p=='/') ++p;
strmaxcpy(pp, p, 6);
up_fn(pp);
p=pp+5;
if (memcmp(pp, "LOGIN", 5) || (*p!='\0' && *p!='/') )
result=-0x9c;
}
}
if (!result) {
NW_VOL *v = &nw_volumes[nwpath->volume];
if (nwpath->namespace == NAME_DOS || nwpath->namespace == NAME_OS2) {
if (v->options & VOL_OPTION_IGNCASE /* || perhaps_inode_mode*/) {
int nplen= (int)(pp - nwpath->path) - npbeg;
uint8 unixname[1024]; /* should be enough */
memcpy(unixname, v->unixname, v->unixnamlen);
strcpy(unixname+v->unixnamlen, nwpath->path);
pp=unixname+v->unixnamlen;
if (nwpath->namespace == NAME_OS2) {
dos2unixcharset(pp);
pp+=npbeg;
mangle_os2_name(v, unixname, pp);
if (nplen > 0) {
unix2doscharset(pp);
memcpy(nwpath->path+npbeg, pp, nplen);
}
XDPRINTF((5,0, "Mangle OS/2 unixname='%s'", unixname));
} else if (nwpath->namespace == NAME_DOS) {
dos2unixcharset(pp);
pp+=npbeg;
if (v->options & VOL_OPTION_DOWNSHIFT)
down_fn(pp);
else
up_fn(pp);
mangle_dos_name(v, unixname, pp);
if (nplen > 0) {
unix2doscharset(pp);
memcpy(nwpath->path+npbeg, pp, nplen);
}
XDPRINTF((5,0, "Mangle DOS unixname='%s'", unixname));
}
} else {
if (v->options & VOL_OPTION_DOWNSHIFT)
down_fn(nwpath->path);
else
up_fn(nwpath->path);
#if 0
if (nwpath->namespace == NAME_DOS){
}
#endif
}
}
}
XDPRINTF((2, 0, "add_hpath_to_nwpath: result=0x%x, %s",
result, debug_nwpath_name(nwpath)));
return(result);
}
static uint32 name_2_base(N_NW_PATH *nwpath, int namespace, int no_stat)
/* returns basehandle of path, or 0 if not exist !! */
/* nwpath must be filled, namespace must be specified */
{
uint32 basehandle=0L;
if (no_stat || !nwp_stat(nwpath, "name_2_base")) {
DEV_NAMESPACE_MAP dnm;
dnm.dev = nwpath->statb.st_dev;
dnm.namespace = namespace;
basehandle = nw_vol_inode_to_handle(nwpath->volume,
nwpath->statb.st_ino,
&dnm);
}
return(basehandle);
}
static int add_dbe_entry(int namspace, int volume,
uint32 basehandle, uint8 *path,
struct stat *stb)
/* creats an dbe entry
* returns slot on success
* or errorcode
*/
{
DIR_BASE_ENTRY *dbe=allocate_dbe_p(namspace);
if (dbe) {
dbe->nwpath.volume = volume;
dbe->basehandle = basehandle;
if (path) {
strcpy(dbe->nwpath.path, path);
norm_nwpath_fn(&(dbe->nwpath));
}
if (stb)
memcpy(&(dbe->nwpath.statb), stb, sizeof(struct stat));
else {
if (nwp_stat(&(dbe->nwpath), "add_dbe_entry")){
del_dbe_from_disk(dbe);
free_dbe_p(dbe);
return(-0x9b); /* we use wrong path here */
}
}
return(dbe->slot);
}
return(-0x96); /* we use out of memory here */
}
static int find_base_entry(int volume, uint32 basehandle)
/* returns base_entry from volume/basehandle pair */
{
int k=-1;
DEV_NAMESPACE_MAP dnm;
ino_t ino;
if (!basehandle) return(-0x9b);
ino = nw_vol_handle_to_inode(volume, basehandle, &dnm);
while (++k < anz_dbe) {
DIR_BASE_ENTRY *e=dir_base[k];
if ( (DIR_BASE_ENTRY*)NULL != e
&& volume == e->nwpath.volume
&& ino == e->nwpath.statb.st_ino
&& dnm.dev == e->nwpath.statb.st_dev) {
if (!nwp_stat(&(e->nwpath), "find_base_entry")) {
return(touch_handle_entry_p(e));
} else { /* the path has changed, we say handle is wrong */
free_dbe_p(e);
return(-0x9b);
}
}
}
/* now we test whether it is the root of volume */
if (0 < ino) {
struct stat statb;
uint8 path[512];
if (ino == get_volume_inode(volume, &statb)) {
/* its the handle of the volumes root */
return(add_dbe_entry(dnm.namespace, volume, basehandle, NULL, &statb));
}
if (!get_dbe_data_from_disk(volume, dnm.dev, ino, path, &statb)) {
/* we found it on disk */
return(add_dbe_entry(dnm.namespace, volume, basehandle, path, NULL));
}
}
XDPRINTF((1, 0, "Could not find path of vol=%d, base=0x%x", volume, basehandle));
return(-0x9b);
}
static int insert_get_base_entry(N_NW_PATH *nwpath,
int namespace, int creatmode)
{
uint32 basehandle = name_2_base(nwpath, namespace, 0);
if (!basehandle && creatmode) { /* now creat the entry (file or dir) */
int result = 0;
char *unname = nwpath_2_unix(nwpath, 2);
if (get_volume_options(nwpath->volume) &
VOL_OPTION_READONLY) return(-0x8a);
if (creatmode & FILE_ATTR_DIR) {
/* creat dir */
if (mkdir(unname, 0777))
result=-0x84;
else if (act_umode_dir)
chmod(unname, act_umode_dir);
} else {
/* creat file */
if ((result = creat(unname, 0777)) > -1) {
if (act_umode_file)
chmod(unname, act_umode_file);
close(result);
result = 0;
} else result=-0x84;
}
if (result) return(result);
basehandle = name_2_base(nwpath, namespace, 0);
}
if (basehandle) {
int k=-1;
while (++k < anz_dbe) {
DIR_BASE_ENTRY *e=dir_base[k];
if ( (DIR_BASE_ENTRY*)NULL != e
&& nwpath->volume == e->nwpath.volume
&& nwpath->statb.st_ino == e->nwpath.statb.st_ino
&& nwpath->statb.st_dev == e->nwpath.statb.st_dev) {
if (nwp_stat(&(e->nwpath), "insert_get_base_entry")
|| strcmp(e->nwpath.path, nwpath->path)) {
/* the path has changed, we remove this entry */
free_dbe_p(e);
} else {
return(touch_handle_entry_p(e));
}
break;
}
}
/* now i know that it's a new base entry */
return(add_dbe_entry(namespace, nwpath->volume,
basehandle, nwpath->path, &(nwpath->statb)));
}
return(-0xff); /* invalid path = -0x9c, -0xff no matching files */
}
static int build_base(int namespace,
NW_HPATH *nwp,
uint8 *pathes,
int mode,
uint8 *rets)
/*
* routine returns the actual dbe entry offset or
* < 0 if error
* if mode == 1, then last path element will be ignored
* and will be put into the rets variable
*/
{
int result=0;
N_NW_PATH loc_nwpath;
N_NW_PATH *nwpath=&loc_nwpath;
init_nwpath(nwpath, namespace);
if (!nwp->flag) { /* short directory handle */
result=nw_dir_get_vol_path((int)nwp->base[0], nwpath->path);
if (result > -1){
nwpath->volume = result;
result=0;
}
XDPRINTF((4, 0, "build_base with short_dir_handle=%d, result=0x%x",
(int)nwp->base[0], result));
} else if (nwp->flag == 1) { /* basehandle */
if (-1 < (result = find_base_entry(nwp->volume, GET_32(nwp->base)))) {
DIR_BASE_ENTRY *e = dir_base[result];
nwpath->volume = nwp->volume;
strcpy(nwpath->path, e->nwpath.path);
result = 0;
} else if (!GET_32(nwp->base)) {
nwpath->volume = nwp->volume;
nwpath->path[0] = '\0';
result = 0;
}
XDPRINTF((4, 0, "build_base with basehandle=%ld, result=0x%x",
GET_32(nwp->base), result));
} else if (nwp->flag != 0xff)
result=-0xff;
if (!result) {
nwpath->namespace = namespace;
if ((result = add_hpath_to_nwpath(nwpath, nwp, pathes)) > -1) {
char *pp=strrchr((char*)nwpath->path, '/');
if (mode) {
if (pp) {
if (rets) strcpy(rets, pp+1);
*(pp)=0;
pp=strrchr((char*)nwpath->path, '/');
} else {
if (rets) strcpy(rets, nwpath->path);
*(nwpath->path) = '\0';
}
}
nwpath->fn = (pp) ? (uint8*)pp+1 : nwpath->path;
result = insert_get_base_entry(nwpath, namespace, 0);
}
}
return(result);
}
static int build_dos_name(DIR_BASE_ENTRY *e, uint8 *fname)
{
uint8 *ss=e->nwpath.fn;
int len=0;
int pf=0;
int is_ok=1;
int options=get_volume_options(e->nwpath.volume);
for (; *ss; ss++){
if (*ss == '.') {
if (pf++) { /* no 2. point */
is_ok=0;
break;
}
len=0;
} else {
++len;
if ((pf && len > 3) || len > 8) {
is_ok=0;
break;
}
if (!(options & VOL_OPTION_IGNCASE)){
if (options & VOL_OPTION_DOWNSHIFT){ /* only downshift chars */
if (*ss >= 'A' && *ss <= 'Z') {
is_ok=0;
break;
}
} else { /* only upshift chars */
if (*ss >= 'a' && *ss <= 'z') {
is_ok=0;
break;
}
}
}
}
}
if (is_ok) {
strcpy(fname, e->nwpath.fn);
up_fn(fname);
return(strlen(fname));
} else {
return(sprintf(fname, "%ld.___", (long)e->nwpath.statb.st_ino));
}
}
#if 0
typedef struct {
int anz;
DIR_BASE_ENTRY *ee[MAX_DIR_BASE_ENTRIES];
} BASE_COMPONENTS;
static BASE_COMPONENTS *get_path_components(DIR_BASE_ENTRY *dbe)
{
BASE_COMPONENTS *be=(BASE_COMPONENTS*)xcmalloc(sizeof(BASE_COMPONENTS));
uint8 *p=dbe->nwpath.path;
uint8 *lastpp = p+strlen(p);
int len=0;
int k=0;
int done=(lastpp==dbe->nwpath.path ||
(lastpp==dbe->nwpath.path+1 && *(dbe->nwpath.path)== '/' ));
result = insert_get_base_entry(nwpath, namespace, 0);
int l;
while (!done) {
uint8 *pp=lastpp;
while (pp > dbe->nwpath.path && *pp!='/') --pp;
if (*pp != '/') {
done++;
l = lastpp-pp;
} else {
pp++;
l = lastpp-pp;
lastpp=pp-1;
}
if (!k++) {
} else {
}
if (l > 255)
return(-0xff);
len+=(l+1);
*(p++) = (uint8)l;
memcpy(p, pp, l);
*(p+l)='\0';
k++;
XDPRINTF((5, 0, "component=%d, path=`%s`", k ,p));
p+=l;
}
/* now as last element the volume */
l=strlen(nw_volumes[dbe->nwpath.volume].sysname);
len+=(l+1);
*(p++) = (uint8)l;
memcpy(p, nw_volumes[dbe->nwpath.volume].sysname, l);
*(p+l)='\0';
k++;
XDPRINTF((5, 0, "component=%d, path=`%s`", k ,p));
if (len > 400)
return(-0xff); /* we support only 'short' pathnames */
}
#endif
int nw_generate_dir_path(int namespace,
NW_HPATH *nwp,
uint8 *ns_dir_base,
uint8 *dos_dir_base)
/* returns Volume Number >=0 or errcode < 0 if error */
{
int result = build_base(namespace, nwp, nwp->pathes, 0, NULL);
if (result > -1) {
DIR_BASE_ENTRY *dbe=dir_base[result];
U32_TO_32(dbe->basehandle, ns_dir_base); /* LOW - HIGH */
if (namespace != NAME_DOS) {
U32_TO_32(name_2_base(&(dbe->nwpath), NAME_DOS, 1), dos_dir_base);
} else {
U32_TO_32(dbe->basehandle, dos_dir_base);
}
XDPRINTF((3, 0, "nw_generate_dir_path path=%s, result=%d, basehandle=0x%x",
debug_nwpath_name(&(dbe->nwpath)), result, dbe->basehandle));
result= dbe->nwpath.volume;
} else {
XDPRINTF((3, 0, "nw_generate_dir_path NOT OK result=-0x%x", -result));
}
return(result);
}
static int build_dir_info(DIR_BASE_ENTRY *dbe,
int namespace,
uint32 infomask, uint8 *p)
{
N_NW_PATH *nwpath=&(dbe->nwpath);
struct stat *stb=&(nwpath->statb);
int result = 76; /* minimumsize */
uint32 owner = get_file_owner(stb);
int voloptions = get_volume_options(nwpath->volume);
memset(p, 0, result+2);
if ( (!S_ISDIR(stb->st_mode))
&& (voloptions & VOL_OPTION_IS_PIPE) ) {
(void)time(&(stb->st_mtime));
stb->st_size = 0x70000000|(stb->st_mtime&0xfffffff);
stb->st_atime = stb->st_mtime;
}
if (infomask & INFO_MSK_DATA_STREAM_SPACE) {
U32_TO_32(stb->st_size, p);
}
p += 4;
if (infomask & INFO_MSK_ATTRIBUTE_INFO) {
uint32 attrib = ( (!S_ISDIR(stb->st_mode))
&& (voloptions & VOL_OPTION_IS_PIPE) )
? (uint32) FILE_ATTR_SHARE|FILE_ATTR_A
: (uint32) un_nw_attrib(stb, 0, 0);
U32_TO_32(attrib, p);
p += 4;
U16_TO_16((uint16)(attrib & 0xFFFF), p);
p += 2;
} else p+=6;
if (infomask & INFO_MSK_DATA_STREAM_SIZE) {
U32_TO_32(stb->st_size, p);
}
p +=4;
if (infomask & INFO_MSK_TOTAL_DATA_STREAM_SIZE) {
U32_TO_32(stb->st_size, p);
p +=4;
U16_TO_16(0, p);
p +=2;
} else p+=6;
if (infomask & INFO_MSK_CREAT_INFO) {
un_time_2_nw(stb->st_mtime, p, 0);
p +=2;
un_date_2_nw(stb->st_mtime, p, 0);
p +=2;
U32_TO_BE32(owner, p); /* HI-LOW ! */
p +=4;
} else p+=8;
if (infomask & INFO_MSK_MODIFY_INFO) {
un_time_2_nw(stb->st_mtime, p, 0);
p +=2;
un_date_2_nw(stb->st_mtime, p, 0);
p +=2;
U32_TO_BE32(owner, p); /* HI-LOW ! */
p +=4;
un_date_2_nw(stb->st_atime, p, 0); /* access date */
p +=2;
} else p+=10;
if (infomask & INFO_MSK_ARCHIVE_INFO) {
un_time_2_nw(0, p, 0);
p +=2;
un_date_2_nw(0, p, 0);
p +=2;
U32_TO_BE32(0, p); /* HI-LOW */
p +=4;
} else p+=8;
if (infomask & INFO_MSK_RIGHTS_INFO) { /* eff. rights ! */
U16_TO_16( un_nw_rights(stb), p);
}
p +=2;
if (infomask & INFO_MSK_DIR_ENTRY_INFO) {
U32_TO_32(dbe->basehandle, p);
p +=4;
#if 0
U32_TO_32(dbe->basehandle, p);
#else
U32_TO_32(name_2_base(nwpath, NAME_DOS, 1), p);
#endif
p +=4;
U32_TO_32(nwpath->volume, p);
p +=4;
} else p+=12;
if (infomask & INFO_MSK_EXT_ATTRIBUTES) {
U32_TO_32(0, p); /* Ext Attr Data Size */
p +=4;
U32_TO_32(0, p); /* Ext Attr Count */
p +=4;
U32_TO_32(0, p); /* Ext Attr Key Size */
p +=4;
} else p+=12;
if (infomask & INFO_MSK_NAME_SPACE_INFO){
U32_TO_32(namespace, p); /* using namespace */
}
p +=4;
/* ---------------------------------------------- */
if (infomask & INFO_MSK_ENTRY_NAME) {
result++;
if (namespace == NAME_DOS) {
*p=(uint8) build_dos_name(dbe, p+1);
result += (int) *p;
} else {
*p = (uint8) strlen(nwpath->fn);
if (*p) {
memcpy(p+1, nwpath->fn, (int) *p);
result += (int) *p;
}
}
}
XDPRINTF((3, 0, "build_d_i:space=%d, path=%s, result=%d, handle=0x%x, mask=0x%lx",
namespace, debug_nwpath_name(nwpath), result, dbe->basehandle, infomask));
return(result);
}
int nw_optain_file_dir_info(int namespace, NW_HPATH *nwp,
int destnamspace,
int searchattrib, uint32 infomask,
uint8 *responsedata)
/* returns sizeof info_mask
* the sizeof info_mask is NOT related by the infomask.
* But the _valid_ info is.
* must return -0xff for file not found !
*/
{
int result = build_base(namespace, nwp, nwp->pathes, 0, NULL);
if (result > -1) {
DIR_BASE_ENTRY *dbe=dir_base[result];
nwp_stat(&(dbe->nwpath), "nw_optain_file_dir_info");
result = build_dir_info(dbe, destnamspace, infomask, responsedata);
} else {
XDPRINTF((3, 0, "nw_optain_file_dir_info NOT OK result=-0x%x",
-result));
}
return(result);
}
int nw_get_eff_rights(int namespace, NW_HPATH *nwp,
int destnamspace,
int searchattrib, uint32 infomask,
uint8 *responsedata)
{
int result = build_base(namespace, nwp, nwp->pathes, 0, NULL);
if (result > -1) {
DIR_BASE_ENTRY *dbe=dir_base[result];
nwp_stat(&(dbe->nwpath), "nw_get_eff_rights");
U16_TO_16(un_nw_rights(&(dbe->nwpath.statb)), responsedata);
responsedata+=2;
result = 2+build_dir_info(dbe, destnamspace, infomask, responsedata);
} else {
XDPRINTF((3, 0, "nw_get_eff_rights NOT OK result=-0x%x",
-result));
}
return(result);
}
static int nw_init_search(int namespace,
NW_HPATH *nwp,
uint8 *pathes,
uint8 *responsedata)
{
int result = build_base(namespace, nwp, pathes, 0, NULL);
if (result > -1) {
DIR_BASE_ENTRY *dbe=dir_base[result];
result = S_ISDIR(dbe->nwpath.statb.st_mode) ? 0 : -0xff;
if (result > -1) {
*responsedata++ = dbe->nwpath.volume;
U32_TO_32(dbe->basehandle, responsedata);
responsedata+=4;
memset(responsedata, 0xff, 4); /* INIT sequence */
result = 9;
}
XDPRINTF((3, 0, "nw_init_search path=%s, result=%d, basehandle=0x%x",
debug_nwpath_name(&(dbe->nwpath)), result, dbe->basehandle));
} else {
XDPRINTF((3, 0, "nw_init_search NOT OK result=%d", result));
}
return(result);
}
static int get_add_new_entry(DIR_BASE_ENTRY *qbe, int namespace,
uint8 *path, int creatmode)
{
N_NW_PATH nwpath;
nwpath.volume = qbe->nwpath.volume;
nwpath.namespace = namespace;
strcpy(nwpath.path, qbe->nwpath.path);
nwpath.fn = nwpath.path+strlen(nwpath.path);
if (nwpath.fn > nwpath.path && *(nwpath.fn-1) != '/') {
*(nwpath.fn) = '/';
*(++nwpath.fn) = '\0';
}
strcpy(nwpath.fn, path);
return(insert_get_base_entry(&nwpath, namespace, creatmode));
}
static int namespace_fn_match(uint8 *s, uint8 *p, int namespace)
/* for *OTHER* namespaces than DOS + OS2 */
{
int pc, sc;
uint state = 0;
int anf, ende;
int not = 0;
uint found = 0;
while ( (pc = *p++) != 0) {
switch (state){
case 0 :
if (pc == 255) {
switch (pc=*p++) {
case 0xaa :
case '*' : pc=3000; break; /* star */
case 0xae :
case '.' : pc=1000; break; /* point */
case 0xbf :
case '?' : pc=2000; break; /* ? */
default : pc=*(--p);
break;
}
} else if (pc == '\\') continue;
switch (pc) {
case 1000: if ('.' != *s++) return(0);
break;
case 2000: if (!*s++) return(0);
break;
case 3000 : if (!*p) return(1);
while (*s){
if (namespace_fn_match(s, p, namespace) == 1) return(1);
++s;
}
return(0);
case '[' : if ( (*p == '!') || (*p == '^') ){
++p;
not = 1;
}
state = 1;
continue;
default : if ( pc != *s )
return(0);
++s;
break;
} /* switch */
break;
case 1 : /* Bereich von Zeichen */
sc = *s++;
found = not;
if (!sc) return(0);
do {
if (pc == '\\') pc = *(p++);
if (!pc) return(0);
anf = pc;
if (*p == '-' && *(p+1) != ']'){
ende = *(++p);
p++;
}
else ende = anf;
if (found == not) { /* only if not found */
if (anf == sc || (anf <= sc && sc <= ende))
found = !not;
}
} while ((pc = *(p++)) != ']');
if (! found ) return(0);
not = 0;
found = 0;
state = 0;
break;
default : break;
} /* switch */
} /* while */
return ( (*s) ? 0 : 1);
}
static int search_match(struct dirent *dirbuff,
int vol_options,
int namespace,
int inode_search, /* do we search an inode */
uint8 *entry,
int searchattrib,
uint8 *dname,
DIR_SEARCH_STRUCT *ds)
/* returns 1 if match, 0= no match */
{
int flag=0;
if (dirbuff->d_ino && strlen(dirbuff->d_name) < 256) {
uint8 *name=(uint8*)(dirbuff->d_name);
struct stat statb;
if (namespace == NAME_DOS || namespace == NAME_OS2) {
strcpy(dname, name);
unix2doscharset(dname);
} else
strcpy(dname, name);
XDPRINTF((8,0,"search_match, Name='%s' dname='%s'", name, dname));
if (!inode_search) {
if (namespace == NAME_DOS) {
flag = (*name != '.' && fn_dos_match(dname, entry, vol_options));
} else if (namespace == NAME_OS2) {
flag = (*name != '.' || (*(name+1) != '.' && *(name+1) != '\0' ))
&& fn_os2_match(dname, entry, vol_options);
} else {
flag = (!strcmp(name, entry)
|| namespace_fn_match(name, entry, namespace));
}
} else
flag = (dirbuff->d_ino == inode_search);
if (flag) {
strcpy(ds->kpath, name);
XDPRINTF((7,0,"search_match, Name found=%s unixname=%s",
name, ds->unixname));
if (!stat(ds->unixname, &statb)) {
flag = (searchattrib & W_SEARCH_ATTR_ALL) == W_SEARCH_ATTR_ALL;
if (!flag) {
if (S_ISDIR(statb.st_mode))
flag=(searchattrib & FILE_ATTR_DIR);
else
flag = !(searchattrib & FILE_ATTR_DIR);
}
if (!flag) {
XDPRINTF((10, 0, "type = %s not ok searchattrib=0x%x",
S_ISDIR(statb.st_mode) ? "DIR" :"FILE" ,searchattrib));
}
} else {
XDPRINTF((2,0,"search_match: stat error fn='%s'",
ds->unixname));
}
*(ds->kpath) = '\0';
}
}
return(flag);
}
int nw_search_file_dir(int namespace, int datastream,
uint32 searchattrib, uint32 infomask, int *count,
int volume, uint32 basehandle, uint32 *psequence,
int len, uint8 *path, uint8 *info, int *perhaps_more)
{
#if 0
int max_counts = *count;
#endif
int result = find_base_entry(volume, basehandle);
DIR_BASE_ENTRY *dest_dbe=NULL;
int sequence;
*perhaps_more = 0;
*count = 0;
MDEBUG(D_FN_SEARCH, {
char fname[300];
strmaxcpy(fname, path, min(sizeof(fname)-1, len));
xdprintf(1,0,"nwsfd:seqence=%d, base=%d, attrib=0x%x, fn=`%s`",
*psequence, basehandle, searchattrib, fname);
})
if (len > 255) result=-0x9c; /* we say wrong path here */
else if (result > -1) {
if (*psequence == MAX_U32) {
*psequence=new_search_handle();
MDEBUG(D_FN_SEARCH, {
xdprintf(1,0,"nwsfd:got new search seqence=%d", *psequence);
})
}
}
sequence = *psequence >> 8;
*psequence &= 0xff;
if (result > -1 && *psequence < count_dsh) {
DIR_SEARCH_HANDLE *dsh=dir_search_handles[*psequence];
DIR_BASE_ENTRY *dbe=dir_base[result];
DIR_SEARCH_STRUCT *ds=(DIR_SEARCH_STRUCT*) xcmalloc(sizeof(DIR_SEARCH_STRUCT));
ds->unixname = (uint8*)nwpath_2_unix1(&(dbe->nwpath), 2, 258);
if (NULL != (ds->fdir = opendir(ds->unixname)) ) {
uint8 entry[257];
uint8 *pe=entry;
int have_wild=0; /* do we have a wildcard entry */
int inode_search=0;
uint8 *is_ap=NULL; /* one after point */
struct dirent *dirbuff=NULL;
int dest_entry=-1;
int vol_options = get_volume_options(volume);
ds->kpath = ds->unixname+strlen(ds->unixname);
*(ds->kpath) = '/';
*(++(ds->kpath)) = '\0';
dbe->locked++; /* lock dbe */
dsh->idle=0; /* touch dsh */
while (len--) {
uint8 c=*path++;
*pe++=c;
if (!have_wild) {
if (c==0xff) {
if (*path == '?' || *path == '*'
|| *path == 0xae || *path == 0xbf || *path==0xaa)
have_wild++;
} else if (c == '.') is_ap=pe;
}
}
*pe='\0';
if ((!have_wild) && is_ap && pe - is_ap == 3 && *is_ap== '_'
&& *(is_ap+1) == '_' && *(is_ap+2) == '_') {
*(is_ap -1) = '\0';
inode_search=atoi(entry);
*(is_ap -1) = '.';
}
if ( (namespace == NAME_DOS || namespace == NAME_OS2)
&& !(vol_options & VOL_OPTION_IGNCASE) ) {
if (vol_options & VOL_OPTION_DOWNSHIFT) {
down_fn(entry);
} else {
up_fn(entry);
}
}
XDPRINTF((5,0,"nw_s_f_d namsp=%d, sequence=%d, search='%s'",
namespace, sequence, entry ));
if ( (!sequence) || (sequence != dsh->lastsequence)) {
XDPRINTF((5, 0, "dirpos set to 0 dsh->lastsequence = %d, dirpos=%d",
dsh->lastsequence, dsh->dirpos));
dsh->dirpos = (off_t)0;
}
if (dsh->dirpos) {
seekdir(ds->fdir, dsh->dirpos);
if (( (dirbuff=readdir(ds->fdir)) == NULL
|| (dirbuff->d_ino != dsh->found_inode))
&& dsh->found_inode>0) {
seekdir(ds->fdir, 0L);
XDPRINTF((5, 0, "dirbuff->d_ino %d != dsh->found_inode=%d ",
(dirbuff)?dirbuff->d_ino:0, dsh->found_inode));
dsh->lastsequence=0;
while((dirbuff=readdir(ds->fdir)) != NULL
&& dirbuff->d_ino != dsh->found_inode)
dsh->lastsequence++;
}
if (!dirbuff) /* inode not found */
seekdir(ds->fdir, 0L);
}
if (dirbuff==NULL) {
dsh->lastsequence=0;
while ((dirbuff=readdir(ds->fdir)) != NULL
&& dsh->lastsequence < sequence)
dsh->lastsequence++;
}
while (dirbuff!=NULL) {
uint8 dname[257];
if (search_match( dirbuff,
vol_options,
namespace,
inode_search,
entry,
searchattrib,
dname,
ds)) {
if ((dest_entry = get_add_new_entry(dbe, namespace, dname, 0)) > -1)
break;
else {
XDPRINTF((2, 0, "nw_search_file_dir:Cannot add entry '%s'", entry));
}
} /* if */
dirbuff = readdir(ds->fdir);
dsh->lastsequence++;
} /* while */
*(ds->kpath) = '\0';
if (dest_entry > -1) {
dest_dbe=dir_base[dest_entry];
(void) nwp_stat(&(dest_dbe->nwpath), "nw_search_file_dir");
result = build_dir_info(dest_dbe, datastream,
infomask |INFO_MSK_NAME_SPACE_INFO,
info);
*count=1;
dsh->dirpos = telldir(ds->fdir);
dirbuff = readdir(ds->fdir);
dsh->found_inode=0;
*perhaps_more=0;
dsh->lastsequence++; /* set to next */
while (dirbuff) {
uint8 dname[257];
if (search_match( dirbuff,
vol_options,
namespace,
inode_search,
entry,
searchattrib,
dname,
ds)) {
*perhaps_more=0xff;
dsh->found_inode=dirbuff->d_ino;
break;
}
dsh->dirpos = telldir(ds->fdir);
dirbuff = readdir(ds->fdir);
dsh->lastsequence++;
} /* while */
*psequence |= (dsh->lastsequence << 8);
XDPRINTF((5, 0, "more=%d, sequence = 0x%x, file=%s,next=%s",
*perhaps_more, *psequence, dest_dbe->nwpath.path,
dirbuff?dirbuff->d_name:""));
} else {
dsh->idle = 1000;
dsh->dirpos = (off_t)0;
result=-0xff; /* no files matching */
XDPRINTF((5, 0, "no files matching"));
}
dbe->locked=0;
closedir(ds->fdir);
} else { /* if NULL != ds->fdir */
result=-0xff; /* thanks Peter Gerhard :) */
XDPRINTF((5, 0, "could not opendir=`%s`", ds->unixname));
}
xfree(ds->unixname);
xfree(ds);
} else if (result > -1) result=-0xff;
MDEBUG(D_FN_SEARCH, {
char fname[300];
strmaxcpy(fname, path, min(sizeof(fname-1), len));
xdprintf(1, (result>-1)?2:0,"nwsfd:result=0x%x,more=%d ", result, *perhaps_more);
if (result>-1) {
xdprintf(1, 1,"found='%s'", (dest_dbe) ? (char*) (dest_dbe->nwpath.path) : "" );
}
})
return(result);
}
static int nw_open_creat_file_or_dir(
int namespace,
int opencreatmode,
int attrib, uint32 infomask,
uint32 creatattrib,
int access_rights,
NW_HPATH *nwp, uint8 *pathes,
uint8 *responsedata,
int task)
{
int result = build_base(namespace, nwp, pathes, 0, NULL);
int exist = result;
uint8 last_part[258];
*last_part='\0';
if (result < 0 && (opencreatmode & (OPC_MODE_CREAT|OPC_MODE_REPLACE))) {
/* do not exist */
result = build_base(namespace, nwp, pathes, 1, last_part);
XDPRINTF((5, 0, "nw_open_c... result=%d, last_part='%s'",
result, last_part));
if (result > -1)
result = get_add_new_entry(dir_base[result], namespace, last_part,
(creatattrib & FILE_ATTR_DIR) ? FILE_ATTR_DIR : 1);
}
if (result > -1) {
uint32 fhandle=0L;
int actionresult=0;
DIR_BASE_ENTRY *dbe=dir_base[result];
if (exist < 0) actionresult |= OPC_ACTION_CREAT;
if (!(creatattrib & FILE_ATTR_DIR)) {
int creatmode=0; /* open */
int attrib=0;
if (opencreatmode & (OPC_MODE_OPEN | OPC_MODE_CREAT| OPC_MODE_REPLACE) ) {
if (opencreatmode & OPC_MODE_CREAT) {
#if 0
if (exist > -1 && !(opencreatmode & OPC_MODE_REPLACE))
creatmode=2;
else
#endif
creatmode = 1;
}
if ((result = file_creat_open(dbe->nwpath.volume,
nwpath_2_unix(&dbe->nwpath, 2), &(dbe->nwpath.statb),
attrib, access_rights, creatmode, task)) > -1) {
fhandle = (uint32) result;
#if 1 /* should be ok, 31-Jul-97 0.99.pl1 */
actionresult |= OPC_ACTION_OPEN; /* FILE OPEN */
#endif
if (exist > -1 && (opencreatmode & OPC_MODE_REPLACE))
actionresult |= OPC_ACTION_REPLACE; /* FILE REPLACED */
}
} else
result=-0xff;
} else if
(exist > -1) result=-0x84;
if (result > -1) {
U32_TO_32(fhandle, responsedata);
responsedata += 4;
*responsedata =(uint8) actionresult;
*(responsedata+1) = 0;
responsedata+=2;
result = 6 + build_dir_info(dbe, namespace, infomask, responsedata);
}
}
XDPRINTF((3, 0, "nw_open_creat mode=0x%x, creatattr=0x%x, access=0x%x, attr=0x%x, result=%d",
opencreatmode, creatattrib, access_rights, attrib, result));
return(result);
}
typedef struct {
int searchattrib;
uint8 *ubuf; /* userbuff */
} FUNC_SEARCH;
static int func_search_entry(DIR_BASE_ENTRY *dbe, int namespace,
uint8 *path, int len, int searchattrib,
int (*fs_func)(DIR_BASE_ENTRY *dbe, FUNC_SEARCH *fs), FUNC_SEARCH *fs)
{
int result=-0xff;
FUNC_SEARCH fs_local;
DIR_SEARCH_STRUCT *ds=(DIR_SEARCH_STRUCT*) xcmalloc(sizeof(DIR_SEARCH_STRUCT));
if (!fs) {
fs = &fs_local;
fs->ubuf = NULL;
}
fs->searchattrib = searchattrib;
ds->unixname = (uint8*)nwpath_2_unix1(&(dbe->nwpath), 2, 258);
if (NULL != (ds->fdir = opendir(ds->unixname)) ) {
uint8 entry[257];
uint8 *pe=entry;
int have_wild = 0; /* do we have a wildcard entry */
int inode_search = 0;
uint8 *is_ap = NULL; /* one after point */
struct dirent *dirbuff = NULL;
int vol_options = get_volume_options(dbe->nwpath.volume);
ds->kpath = ds->unixname+strlen(ds->unixname);
*(ds->kpath) = '/';
*(++(ds->kpath)) = '\0';
dbe->locked++; /* lock dbe */
while (len--) {
uint8 c=*path++;
*pe++=c;
if (!have_wild) {
if (c==0xff) {
if (*path == '?' || *path == '*'
|| *path == 0xae || *path == 0xbf || *path==0xaa)
have_wild++;
} else if (c == '.') is_ap=pe;
}
}
*pe='\0';
if ((!have_wild) && is_ap && pe - is_ap == 3 && *is_ap== '_'
&& *(is_ap+1) == '_' && *(is_ap+2) == '_') {
*(is_ap -1) = '\0';
inode_search=atoi(entry);
*(is_ap -1) = '.';
}
if ( (namespace == NAME_DOS || namespace == NAME_OS2)
&& !(vol_options & VOL_OPTION_IGNCASE) ) {
if (vol_options & VOL_OPTION_DOWNSHIFT) {
down_fn(entry);
} else {
up_fn(entry);
}
}
while (NULL != (dirbuff=readdir(ds->fdir))) {
uint8 dname[257];
if (search_match( dirbuff,
vol_options,
namespace,
inode_search,
entry,
searchattrib,
dname,
ds)) {
int dest_entry = get_add_new_entry(dbe, namespace, dname, 0);
if (dest_entry > -1) {
int res = (*fs_func)(dir_base[dest_entry], fs);
if (res < 0) {
result=res;
break;
} else
result=0;
} else {
XDPRINTF((2, 0, "func_search_entry:Cannot add entry '%s'", entry));
}
}
} /* while */
*(ds->kpath) = '\0';
dbe->locked=0;
closedir(ds->fdir);
} else { /* if NULL != ds->fdir */
XDPRINTF((5, 0, "func_search_entry:could not opendir=`%s`", ds->unixname));
}
xfree(ds->unixname);
xfree(ds);
return(result);
}
static int delete_file_dir(DIR_BASE_ENTRY *dbe, FUNC_SEARCH *fs)
/* callbackroutine */
{
uint8 *unname=(uint8*)nwpath_2_unix(&(dbe->nwpath), 2);
int result;
if (S_ISDIR(dbe->nwpath.statb.st_mode)) {
result = rmdir(unname);
if (result < 0) {
switch (errno) {
case EEXIST: result=-0xa0; /* dir not empty */
default: result=-0x8a; /* No privilegs */
}
} else {
result = 0;
free_dbe_p(dbe);
}
} else {
if (-1 < (result = nw_unlink(dbe->nwpath.volume, unname)))
free_dbe_p(dbe);
}
return(result);
}
static int nw_delete_file_dir(int namespace, int searchattrib,
NW_HPATH *nwp)
{
uint8 search_entry[258];
int result = build_base(namespace, nwp, nwp->pathes, 1, search_entry);
if (result > -1) {
DIR_BASE_ENTRY *dbe=dir_base[result];
if (get_volume_options(dbe->nwpath.volume) &
VOL_OPTION_READONLY) result = -0x8a;
else result=func_search_entry(dbe, namespace,
search_entry, strlen(search_entry), searchattrib,
delete_file_dir, NULL);
}
return(result);
}
static int nw_alloc_short_dir_handle(int namespace, int hmode,
NW_HPATH *nwp, int task, int *volume)
{
int result = build_base(namespace, nwp, nwp->pathes, 0, NULL);
if (result > -1) {
DIR_BASE_ENTRY *dbe=dir_base[result];
if (S_ISDIR(dbe->nwpath.statb.st_mode)) {
result=xinsert_new_dir(dbe->nwpath.volume, dbe->nwpath.path,
dbe->nwpath.statb.st_ino, 300, hmode, task);
*volume=dbe->nwpath.volume;
} else result=-0xff;
}
return(result);
}
static int nw_set_short_dir_handle(int namespace, int desthandle,
NW_HPATH *nwp, int task)
{
int result = build_base(namespace, nwp, nwp->pathes, 0, NULL);
if (result > -1) {
DIR_BASE_ENTRY *dbe=dir_base[result];
if (S_ISDIR(dbe->nwpath.statb.st_mode)) {
result=alter_dir_handle(desthandle,
dbe->nwpath.volume, dbe->nwpath.path,
dbe->nwpath.statb.st_ino, task);
} else result=-0x9c; /* wrong path */
}
return((result > 0) ? 0 : result);
}
static int nw_get_full_path_cookies(int namespace,
int destnamspace,
NW_HPATH *nwp, int *cookieflags,
uint32 *cookie1, uint32 *cookie2,
int *components, uint8 *componentpath)
/* SIMPLE IMPLEMENTATION, needs more work !!!! */
{
int result = build_base(namespace, nwp, nwp->pathes, 0, NULL);
if (result > -1) {
DIR_BASE_ENTRY *dbe=dir_base[result];
uint8 *p = componentpath;
uint8 *lastpp = dbe->nwpath.path+strlen(dbe->nwpath.path);
int len=0;
int k=0;
int done=(lastpp==dbe->nwpath.path ||
(lastpp==dbe->nwpath.path+1 && *(dbe->nwpath.path)== '/' ));
int l;
if (*cookie1 != MAX_U32 || *cookie2 != MAX_U32)
return(-0xff);
if (strlen(dbe->nwpath.path) > 256)
return(-0xfb); /* we do support 'short' pathnames only */
while (!done) {
uint8 *pp=lastpp;
while (pp > dbe->nwpath.path && *--pp !='/');;
if (*pp == '/') {
if (pp < dbe->nwpath.path + 1) ++done;
pp++;
l = lastpp-pp;
lastpp = pp-1;
} else {
done++;
l = lastpp-pp;
}
if (l > 255)
return(-0xff);
else if (l > 0) {
len+=(l+1);
*(p++) = (uint8)l;
memcpy(p, pp, l);
*(p+l)='\0';
if (!namespace)
up_fn(p);
k++;
XDPRINTF((5, 0, "component=%d, path=`%s`", k ,p));
p+=l;
} else {
XDPRINTF((1, 0, "component=%d, l=%d", k ,l));
}
}
/* now as last element the volume */
l=strlen(nw_volumes[dbe->nwpath.volume].sysname);
len+=(l+1);
*(p++) = (uint8)l;
memcpy(p, nw_volumes[dbe->nwpath.volume].sysname, l);
*(p+l)='\0';
k++;
XDPRINTF((5, 0, "component=%d, path=`%s`", k ,p));
if (len > 400)
return(-0xff); /* we support only 'short' pathnames */
*components = k;
*cookieflags = (S_ISDIR(dbe->nwpath.statb.st_mode)) ? 0 : 1;
*cookie1 = 0;
*cookie2 = MAX_U32; /* no more cookies */
return(len);
}
return(result);
}
static int nw_rename_file_dir(int namespace,
NW_HPATH *nwps, uint8 *pathes_s,
NW_HPATH *nwpd, uint8 *pathes_d,
int searchattrib,
int renameflag)
{
int result = build_base(namespace, nwps, pathes_s, 0, NULL);
if (result > -1) {
DIR_BASE_ENTRY *dbe_s = dir_base[result];
uint8 last_part[258];
uint8 *unname_s=
(uint8*)nwpath_2_unix1(&(dbe_s->nwpath), 2, 1);
result = build_base(namespace, nwpd, pathes_d, 1, last_part);
if (result > -1) {
DIR_BASE_ENTRY *dbe_d = dir_base[result];
uint8 *unname_d =
(uint8*)nwpath_2_unix2(&(dbe_d->nwpath), 0, 1, last_part);
if (get_volume_options(dbe_s->nwpath.volume) &
VOL_OPTION_READONLY) result= EROFS;
else if (get_volume_options(dbe_d->nwpath.volume) &
VOL_OPTION_READONLY) result= EROFS;
else {
if (S_ISDIR(dbe_s->nwpath.statb.st_mode))
result = unx_mvdir(unname_s, unname_d);
else
result = unx_mvfile(unname_s, unname_d);
}
XDPRINTF((5, 0, "Rename:%d '%s' -> '%s'", result, unname_s, unname_d));
xfree(unname_d);
switch (result) {
case 0 : break;
case EEXIST : result = -0x92; break;
case EROFS : result = -0x8b; break;
default : result = -0x8b;
}
if (!result) {
free_dbe_p(dbe_s);
if ((result=get_add_new_entry(dbe_d, namespace, last_part, 0)) > -1)
result = 0;
}
}
xfree(unname_s);
}
return(result);
}
static int nw_modify_file_dir(int namespace,
NW_HPATH *nwp, uint8 *pathes,
int searchattrib,
uint32 infomask, DOS_MODIFY_INFO *dmi)
{
int result = build_base(namespace, nwp, pathes, 0, NULL);
if (result > -1) {
DIR_BASE_ENTRY *dbe=dir_base[result];
uint8 *uname=nwpath_2_unix1(&(dbe->nwpath), 2, 1);
struct stat *stb = &(dbe->nwpath.statb);
if (-1 != (result=stat(uname, stb))){
struct utimbuf ut;
int do_utime=0;
uint8 datetime[4];
un_time_2_nw(stb->st_mtime, datetime, 1);
un_date_2_nw(stb->st_mtime, datetime+2, 1);
ut.actime = stb->st_atime;
ut.modtime = stb->st_mtime;
XDPRINTF((5, 0, "modify datetime 1=%2x,%2x,%2x,%2x",
(int) *datetime,
(int) *(datetime+1),
(int) *(datetime+2),
(int) *(datetime+3)));
if (infomask & DOS_MSK_MODIFY_DATE || infomask & DOS_MSK_MODIFY_TIME) {
#if 1
if (infomask & DOS_MSK_MODIFY_TIME){
datetime[0] = dmi->modified_time[1];
datetime[1] = dmi->modified_time[0];
}
if (infomask & DOS_MSK_MODIFY_DATE) {
datetime[2] = dmi->modified_date[1];
datetime[3] = dmi->modified_date[0];
}
#endif
do_utime++;
} else if (infomask & DOS_MSK_CREAT_DATE
|| infomask & DOS_MSK_CREAT_TIME) {
#if 1
if (infomask & DOS_MSK_CREAT_TIME) {
datetime[0] = dmi->created_time[1];
datetime[1] = dmi->created_time[0];
}
if (infomask & DOS_MSK_CREAT_DATE) {
datetime[2] = dmi->created_date[1];
datetime[3] = dmi->created_date[0];
}
#endif
do_utime++;
}
if (do_utime) {
XDPRINTF((5, 0, "modify datetime 2=%2x,%2x,%2x,%2x",
(int) *datetime,
(int) *(datetime+1),
(int) *(datetime+2),
(int) *(datetime+3)));
ut.modtime = nw_2_un_time(datetime+2, datetime);
utime(uname, &ut);
}
return(0);
} else result=-0xff;
xfree(uname);
}
return(result);
}
int handle_func_0x57(uint8 *p, uint8 *responsedata, int task)
{
int result = -0xfb; /* unknown request */
int ufunc = (int) *p++;
/* now p locates at 4 byte boundary ! */
int namespace = (int) *p; /* for most calls */
XDPRINTF((3, 0, "0x57 call ufunc=0x%x namespace=%d", ufunc, namespace));
switch (ufunc) {
case 0x01 : /* open creat file or subdir */
{
/* NW PATH STRUC */
int opencreatmode = (int) *(p+1);
int attrib = (int) GET_16(p+2); /* LOW-HI */
uint32 infomask = GET_32(p+4); /* LOW-HI */
uint32 creatattrib = GET_32(p+8);
int access_rights = (int) GET_16(p+12); /* LOW-HI */
NW_HPATH nwpathstruct;
memcpy(&nwpathstruct, p+14, sizeof(nwpathstruct));
result = nw_open_creat_file_or_dir(namespace, opencreatmode,
attrib, infomask, creatattrib, access_rights,
&nwpathstruct, p+21, responsedata, task);
}
break;
case 0x02 : /* Initialize Search */
{
/* NW PATH STRUC */
NW_HPATH nwpathstruct;
memcpy(&nwpathstruct, p+2, sizeof(nwpathstruct));
result = nw_init_search(namespace,
&nwpathstruct,
p+9, /* pathes */
responsedata);
}
break;
case 0x03 : /* Search for File or DIR */
{
struct OUTPUT {
uint8 volume;
uint8 basehandle[4];
uint8 sequence[4];
uint8 reserved;
} *xdata= (struct OUTPUT*)responsedata;
/* NW PATH STRUC */
#if 0
int datastream = (int) *(p+1);
#endif
int searchattrib = (int) GET_16(p+2); /* LOW-HI */
uint32 infomask = GET_32(p+4); /* LOW-HI */
int volume = *(p+8);
uint32 basehandle = GET_32(p+9); /* LOW-HI */
uint32 sequence = GET_32(p+13); /* LOW-HI */
int len = *(p+17);
uint8 *path = p+18;
int count = 1;
int more_entries;
result = nw_search_file_dir(namespace, namespace /*datastream*/,
searchattrib, infomask, &count,
volume, basehandle, &sequence,
len, path,
responsedata+sizeof(struct OUTPUT),
&more_entries);
if (result > -1) {
xdata->volume = (uint8)volume;
U32_TO_32(basehandle, xdata->basehandle);
U32_TO_32(sequence, xdata->sequence);
xdata->reserved = (uint8) 0;
result+=sizeof(struct OUTPUT);
}
}
break;
case 0x04 : /* rename File or Dir */
{
int renameflag = *(p+1);
int searchattrib = (int) GET_16(p+2); /* LOW-HI */
NW_HPATH nwps;
NW_HPATH nwpd;
int size;
p+=4;
memcpy(&nwps, p, 7); p+=7;
memcpy(&nwpd, p, 7); p+=7;
size = get_comp_pathes_size(&nwps, p);
result = nw_rename_file_dir(namespace,
&nwps, p, &nwpd, p+size, searchattrib, renameflag);
}
break;
case 0x06 : /* Obtain File or Subdir Info */
{
#if 0
static int code = 0;
#endif
int destnamspace = (int) *(p+1);
int searchattrib = (int) GET_16(p+2); /* LOW-HI */
uint32 infomask = GET_32(p+4); /* LOW-HI */
NW_HPATH *nwpathstruct = (NW_HPATH *) (p+8);
result = nw_optain_file_dir_info(namespace, nwpathstruct,
destnamspace,
searchattrib, infomask,
responsedata);
#if 0
if (result < 0) {
/* Unix Client errormessages */
/* there exist *NO* result to force client to use new */
/* basehandles :-(( */
/* most are -> IO/Error */
/* -0x9c; -> no such file or dir */
/* -0xfb; -> Protokoll Error */
/* -0xff; -> no such file or dir */
if (code < 0xff) result=-(++code);
else result=-0xfe;
}
#endif
}
break;
case 0x07 : /* Modify File or Dir Info */
{
NW_HPATH nwp;
DOS_MODIFY_INFO dmi;
int searchattrib = (int) GET_16(p+2);
uint32 infomask = GET_32(p+4); /* LOW-HI */
p+=8;
memcpy(&dmi, p, sizeof(DOS_MODIFY_INFO));
p+= sizeof(DOS_MODIFY_INFO);
memcpy(&nwp, p, 7);
result = nw_modify_file_dir(namespace, &nwp, p+7,
searchattrib, infomask, &dmi);
}
break;
case 0x08 : /* Delete a File or Subdir */
{
int searchattrib = (int) GET_16(p+2); /* LOW-HI */
NW_HPATH *nwpathstruct = (NW_HPATH *) (p+4);
result = nw_delete_file_dir(namespace, searchattrib, nwpathstruct);
}
break;
case 0x09 : /* Set short Dir Handle*/
{ /* nw32client needs it */
int desthandle = (int)*(p+2);
NW_HPATH *nwp = (NW_HPATH *)(p+4);
result = nw_set_short_dir_handle(namespace, desthandle, nwp, task);
/* NO REPLY Packet */
}
break;
case 0x0c : /* alloc short dir Handle */
{
int hmode = (int) GET_16(p+2); /* 0=p, 1=temp, 2=speztemp */
NW_HPATH *nwp = (NW_HPATH *)(p+4);
struct OUTPUT {
uint8 dir_handle;
uint8 volume;
uint8 reserved[4];
} *xdata= (struct OUTPUT*)responsedata;
int volume;
result = nw_alloc_short_dir_handle(namespace, hmode, nwp, task,
&volume);
if (result > -1) {
xdata->dir_handle = (uint8) result;
xdata->volume = (uint8) volume;
U32_TO_32(0L, xdata->reserved);
result=sizeof(struct OUTPUT);
}
}
break;
case 0x14 : /* Search for File or Subdir Set */
/* SIMPLE IMPLEMENTATION, needs more work !!!! */
{
struct OUTPUT {
uint8 volume;
uint8 basehandle[4];
uint8 sequence[4];
uint8 more_entries; /* NW4.1 (UNIX) says 0xff here */
uint8 count[2]; /* count of entries */
} *xdata= (struct OUTPUT*)responsedata;
#if 0
int datastream = (int) *(p+1);
#endif
int searchattrib = (int) GET_16(p+2); /* LOW-HI */
uint32 infomask = GET_32(p+4); /* LOW-HI */
int count = (int)GET_16(p+8);
int volume = *(p+10);
uint32 basehandle = GET_32(p+11); /* LOW-HI */
uint32 sequence = GET_32(p+15); /* LOW-HI */
int len = *(p+19);
uint8 *path = p+20;
int more_entries;
result = nw_search_file_dir(namespace, namespace /*datastream*/,
searchattrib, infomask, &count,
volume, basehandle, &sequence,
len, path,
responsedata+sizeof(struct OUTPUT),
&more_entries);
if (result > -1) {
xdata->volume = (uint8)volume;
U32_TO_32(basehandle, xdata->basehandle);
U32_TO_32(sequence, xdata->sequence);
xdata->more_entries = (uint8) more_entries;
U16_TO_16(count, xdata->count);
result+=sizeof(struct OUTPUT);
}
}
break;
case 0x15 : /* Get Path String from short dir new */
{
int dir_handle=(int) *(p+1);
result=nw_get_directory_path(dir_handle, responsedata+1);
if (result > -1) {
*responsedata=(uint8) result;
result+=1;
}
}
break;
case 0x16 : /* Generate Dir BASE and VolNumber */
{
NW_HPATH *nwpathstruct = (NW_HPATH *) (p+4);
struct OUTPUT {
uint8 ns_dir_base[4]; /* BASEHANDLE */
uint8 dos_dir_base[4]; /* BASEHANDLE */
uint8 volume; /* Volumenumber*/
} *xdata= (struct OUTPUT*)responsedata;
result = nw_generate_dir_path(namespace,
nwpathstruct, xdata->ns_dir_base, xdata->dos_dir_base);
if (result >-1 ) {
xdata->volume = result;
result = sizeof(struct OUTPUT);
}
}
break;
case 0x18 : /* Get Name Spaces Loaded*/
{
int volume=*(p+2);
struct OUTPUT {
uint8 anz_name_spaces;
uint8 name_space_list[1];
} *xdata= (struct OUTPUT*)responsedata;
result=get_volume_options(volume);
xdata->anz_name_spaces = (uint8) 0;
if (result & VOL_NAMESPACE_DOS)
xdata->name_space_list[xdata->anz_name_spaces++]
= (uint8) NAME_DOS;
if (result & VOL_NAMESPACE_OS2)
xdata->name_space_list[xdata->anz_name_spaces++]
= (uint8) NAME_OS2;
if (result & VOL_NAMESPACE_NFS)
xdata->name_space_list[xdata->anz_name_spaces++]
= (uint8) NAME_NFS;
result=xdata->anz_name_spaces+1;
}
break;
case 0x1a : /* Get Huge NS Info new*/
{
}
break;
case 0x1c : /* GetFullPathString new*/
{ /* nw32 client needs it */
/* SIMPLE IMPLEMENTATION, needs more work !!!! */
int destnamspace = (int)*(p+1);
int cookieflags = (int)GET_16(p+2);
uint32 cookie1 = GET_32(p+4);
uint32 cookie2 = GET_32(p+8);
NW_HPATH *nwpathstruct = (NW_HPATH *)(p+12);
int components;
struct OUTPUT {
uint8 cookieflags[2]; /* 0 = DIR; 1 = FILE */
uint8 cookie1[4];
uint8 cookie2[4];
uint8 pathsize[2]; /* complete components size */
uint8 pathcount[2]; /* component counts */
} *xdata= (struct OUTPUT*)responsedata;
result = nw_get_full_path_cookies(namespace, destnamspace,
nwpathstruct,
&cookieflags, &cookie1, &cookie2, &components,
responsedata+sizeof(struct OUTPUT));
if (result > -1) {
U16_TO_16(cookieflags, xdata->cookieflags);
U32_TO_32(cookie1, xdata->cookie1);
U32_TO_32(cookie2, xdata->cookie2);
U16_TO_16(result, xdata->pathsize);
U16_TO_16(components, xdata->pathcount);
result+=sizeof(struct OUTPUT);
}
}
break;
case 0x1d : /* GetEffDirRights new */
{
int destnamspace = (int) *(p+1);
int searchattrib = (int) GET_16(p+2); /* LOW-HI */
uint32 infomask = GET_32(p+4); /* LOW-HI */
NW_HPATH *nwpathstruct = (NW_HPATH *) (p+8);
result = nw_get_eff_rights(namespace, nwpathstruct,
destnamspace,
searchattrib, infomask,
responsedata);
}
break;
default : result = -0xfb; /* unknown request */
} /* switch */
return(result);
}
int fill_namespace_buffer(int volume, uint8 *rdata)
{
if (volume < used_nw_volumes) {
int voloptions=get_volume_options(volume);
uint8 *p=rdata;
int count=0;
*p++=5; /* we say 5 known namespaces (index 0=DOS .. 4=OS2 */
/* names */
*p++=3; memcpy(p,"DOS", 3); p+=3;
*p++=9; memcpy(p,"MACINTOSH", 9); p+=9;
*p++=3; memcpy(p,"NFS", 3); p+=3;
*p++=4; memcpy(p,"FTAM", 4); p+=4;
*p++=3; memcpy(p,"OS2", 3); p+=3;
/* datastreams */
*p++=3; /* we say 3 datastreams here */
*p++=NAME_DOS;
*p++=19; memcpy(p,"Primary Data Stream", 19); p+=19;
*p++=NAME_MAC;
*p++=23; memcpy(p,"Macintosh Resource Fork", 23); p+=23;
*p++=NAME_FTAM;
*p++=20; memcpy(p,"FTAM Extra Data Fork", 20); p+=20;
if (loaded_namespaces & VOL_NAMESPACE_DOS) ++count;
if (loaded_namespaces & VOL_NAMESPACE_OS2) ++count;
if (loaded_namespaces & VOL_NAMESPACE_NFS) ++count;
*p++ = count; /* loaded namespaces */
if (loaded_namespaces & VOL_NAMESPACE_DOS) *p++ = NAME_DOS;
if (loaded_namespaces & VOL_NAMESPACE_OS2) *p++ = NAME_OS2;
if (loaded_namespaces & VOL_NAMESPACE_NFS) *p++ = NAME_NFS;
count=0;
if (voloptions & VOL_NAMESPACE_DOS) ++count;
if (voloptions & VOL_NAMESPACE_OS2) ++count;
if (voloptions & VOL_NAMESPACE_NFS) ++count;
*p++ = count; /* volume namespaces */
if (voloptions & VOL_NAMESPACE_DOS) *p++ = NAME_DOS;
if (voloptions & VOL_NAMESPACE_OS2) *p++ = NAME_OS2;
if (voloptions & VOL_NAMESPACE_NFS) *p++ = NAME_NFS;
*p++ = 1; /* only one datastream */
*p++ = 0; /* DOS datastream */
return((int)(p-rdata));
} else return(-0x98);
}
int get_namespace_dir_entry(int volume, uint32 basehandle,
int namspace, uint8 *rdata)
{
int result = find_base_entry(volume, basehandle);
XDPRINTF((3, 0, "get_ns_dir_entry: vol=%d, base=0x%lx, namspace=%d",
volume, basehandle, namspace));
if (result > -1) {
DIR_BASE_ENTRY *e = dir_base[result];
NW_SCAN_DIR_INFO *scif = (NW_SCAN_DIR_INFO*)rdata;
uint8 fname[20];
(void) nwp_stat(&(e->nwpath), "get_namespace_dir_entry");
memset(rdata, 0, sizeof(NW_SCAN_DIR_INFO));
#if 0
U32_TO_32(basehandle, scif->searchsequence);
#else
U32_TO_32(name_2_base(&(e->nwpath), NAME_DOS, 1), scif->searchsequence);
#endif
(void)build_dos_name(e, fname);
if (S_ISDIR(e->nwpath.statb.st_mode)) {
get_dos_dir_attrib(&(scif->u.d), &e->nwpath.statb,
e->nwpath.volume, fname);
} else {
get_dos_file_attrib(&(scif->u.f), &e->nwpath.statb,
e->nwpath.volume, fname);
}
return(sizeof(NW_SCAN_DIR_INFO));
}
return(result);
}
int handle_func_0x56(uint8 *p, uint8 *responsedata, int task)
/* extended attribute calls */
{
int result = -0xfb; /* unknown request */
int ufunc = (int) *p++; /* now p locates at 4 byte boundary */
XDPRINTF((3, 0, "0x56 call ufunc=0x%x", ufunc));
switch (ufunc) {
#if 1
case 0x01 : /* close extended attribute handle */
{
/*
uint32 ea_handle=GET_BE32(p+2);
*/
result=0; /* dummy */
}
break;
case 0x02 : /* write extended attribute handle */
{
result=0; /* dummy */
}
break;
case 0x03 : /* read extended attribute */
{
#if 0
int flags = GET_16(p); /* LOW-HIGH */
/* next 2 entries only if flags bits 0-1 = 00 */
/* (~(flags & 3)) volume + basehandle */
/* ( flag s & 2) eahandle + basehandle */
int volume = (int)GET_32(p+2);
uint32 basehandle = (int)GET_32(p+6);
uint32 readpos = GET_32(p+10);
uint32 size = GET_32(p+14);
uint16 keylen = GET_16(p+18); /* LOW-HIGH */
#endif
struct OUTPUT {
uint8 errorcode[4]; /* LOW-HIGH */
uint8 ttl_v_length[4]; /* LOW-HIGH */
uint8 ea_handle[4]; /* ???? */
uint8 access[4]; /* ???? */
uint8 value_length[2]; /* LOW-HIGH */
uint8 value[2];
} *xdata= (struct OUTPUT*)responsedata;
memset(xdata, 0, sizeof(struct OUTPUT));
U32_TO_32(0xc9, xdata->errorcode); /* NO extended Attributes */
result = sizeof(struct OUTPUT);
}
break;
case 0x04 : /* enumerate extended attributes */
{
struct OUTPUT {
uint8 dontknow1[16]; /* all zero */
uint8 ea_handle[4]; /* ???? */
uint8 dontknow3[4]; /* all zero */
} *xdata= (struct OUTPUT*)responsedata;
memset(xdata, 0, sizeof(struct OUTPUT));
result = sizeof(struct OUTPUT);
}
break;
case 0x05 : /* duplicate extended attributes */
{
}
break;
#endif
default : result = -0xfb; /* unknown request */
} /* switch */
return(result);
}
#endif
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