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mars-nwe/src/connect.c

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/* connect.c 15-Apr-00 */
/* (C)opyright (C) 1993-2000, 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.
*/
/* history since 01-Sep-00
* mst:01-Sep-00: pcz:added real unix rights patch from Przemyslaw Czerpak
*
*/
#include "net.h"
#include "unxfile.h"
#include <dirent.h>
#include <utime.h>
/* #define TEST_FNAME "PRINT.000"
*/
int use_mmap=USE_MMAP;
int tells_server_version=1; /* defaults to 3.11 */
int server_version_flags=0;
int max_burst_send_size=0x2000;
int max_burst_recv_size=0x2000;
int default_uid=-1;
int default_gid=-1;
#ifdef TEST_FNAME
static int test_handle=-1;
#endif
static int default_umode_dir = 0751;
static int default_umode_file = 0640;
static int act_umode_dir=0;
static int act_umode_file=0;
#include "nwfname.h"
#include "nwvolume.h"
#include "nwshare.h"
#include "nwattrib.h"
#include "trustee.h"
#include "nwfile.h"
#include "nwconn.h"
#include "namspace.h"
#include "connect.h"
typedef struct {
int dev; /* unix dev */
ino_t inode; /* unix inode */
time_t timestamp; /* Zeitmarke */
uint8 *path; /* path ab Volume */
uint8 volume; /* Welches Volume */
uint8 is_temp; /* 0:perm. 1:temp 2: spez. temp */
uint8 drive; /* driveletter */
uint8 task; /* actual task */
} NW_DIR;
NW_DIR dirs[MAX_NW_DIRS];
int used_dirs=0;
int act_uid=-1; /* unix uid 0=root */
int act_gid=-1; /* unix gid */
int act_obj_id=0L; /* mars_nwe UID, 0=not logged in, 1=supervisor */
int act_id_flags=0; /* &1 == supervisor equivalence !!! */
int entry8_flags=0; /* special flags, see examples nw.ini, entry 8 */
int entry31_flags=0; /* not used yet */
static gid_t *act_grouplist=NULL; /* first element is counter !! */
static int connect_is_init = 0;
#define MAX_DIRHANDLES 80
#define EXPIRE_COST 86400 /* Is one day enough? :) */
typedef struct {
DIR *f;
char unixname[256]; /* full unixname */
int dev; /* Unix dev */
ino_t inode; /* Unix Inode */
time_t timestamp; /* last allocation */
char *kpath; /* one char after unixname */
int vol_options; /* searchoptions */
int volume; /* Volume Number */
int sequence; /* Search sequence */
off_t dirpos; /* Current pos in unix dir */
int no_search_trustee; /* mst:15-Apr-00 */
} DIR_HANDLE;
static DIR_HANDLE dir_handles[MAX_DIRHANDLES];
static int anz_dirhandles=0;
static char *build_unix_name(NW_PATH *nwpath, int modus)
/*
* returns complete UNIX path
* modus & 1 : ignore fn, (only path)
* modus & 2 : no '/' at end
*/
{
static char unixname[300]; /* must be big enouugh */
int volume = nwpath->volume;
char *p;
if (volume < 0 || volume >= used_nw_volumes
|| !nw_volumes[volume].unixnamlen
|| nw_volumes[volume].unixnamlen > 250) {
errorp(10, "build_unix_name", "volume=%d not ok\n", volume);
xstrcpy(unixname, "Z/Z/Z/Z"); /* */
return(unixname);
}
memcpy(unixname, (char*)nw_volumes[volume].unixname,
nw_volumes[volume].unixnamlen ); /* first UNIXNAME VOLUME */
p = unixname + nw_volumes[volume].unixnamlen;
p += strmaxcpy(p, (char*)nwpath->path, sizeof(unixname) - nw_volumes[volume].unixnamlen -1); /* now the path */
if ( (!(modus & 1)) && nwpath->fn[0])
strmaxcpy(p, (char*)nwpath->fn, sizeof(unixname) - (int)(p-unixname) -1); /* and now fn */
else if ((modus & 2) && (*(p-1) == '/')) {
if (p > unixname+1) *(--p) = '\0';
else {
*p++ = '.';
*p = '\0';
}
}
dos2unixcharset(unixname);
return(unixname);
}
static int new_dir_handle(struct stat *stb, NW_PATH *nwpath)
/*
* RETURN=errorcode (<0) or dir_handle
*/
{
int rethandle;
DIR_HANDLE *dh = NULL;
time_t akttime = time(NULL);
time_t last_time = akttime;
int thandle = 1;
int nhandle = 0;
for (rethandle=0; rethandle < anz_dirhandles; rethandle++){
dh=&(dir_handles[rethandle]);
if (dh->f) { /* only the actual dir-handle should remain open */
closedir(dh->f);
dh->f=NULL;
}
if (!dh->inode) {
if (!nhandle)
nhandle = rethandle+1;
} else if (dh->dev == stb->st_dev && dh->inode == stb->st_ino
&& dh->volume == nwpath->volume){
nhandle = rethandle+1;
break;
} else if (dh->timestamp < last_time){
thandle = rethandle+1;
last_time = dh->timestamp;
}
}
if (!nhandle){
if (anz_dirhandles < MAX_DIRHANDLES) {
dh=&(dir_handles[anz_dirhandles]);
dh->f=NULL;
rethandle = ++anz_dirhandles;
} else {
dh=&(dir_handles[thandle-1]);
rethandle = thandle;
}
} else
rethandle=nhandle;
/* init dir_handle */
dh=&(dir_handles[rethandle-1]);
dh->kpath = dh->unixname + xstrcpy(dh->unixname, build_unix_name(nwpath, 0));
if (dh->f) {
closedir(dh->f);
dh->f=NULL;
}
if ( ( !(dh->no_search_trustee=tru_eff_rights_exists(nwpath->volume, dh->unixname, stb, TRUSTEE_F)))
|| (dh->no_search_trustee & TRUSTEE_T) ) {
if ((dh->f=opendir(dh->unixname)) == (DIR*)NULL) {
seteuid(0);
dh->f=opendir(dh->unixname);
reseteuid();
}
}
if (NULL != dh->f) {
dh->volume = nwpath->volume;
dh->vol_options = nw_volumes[dh->volume].options;
dh->dev = stb->st_dev;
dh->inode = stb->st_ino;
dh->timestamp = akttime;
dh->sequence = 0;
dh->dirpos = (off_t)0;
if (dh->vol_options & VOL_OPTION_REMOUNT) {
closedir(dh->f);
dh->f = NULL;
}
} else {
dh->inode = 0;
dh->unixname[0] = '\0';
dh->vol_options = 0;
dh->kpath = dh->unixname;
rethandle = /* -0x9c */ -0xff;
}
return(rethandle);
}
static int free_dir_handle(int dhandle)
{
if (dhandle > 0 && --dhandle < anz_dirhandles) {
DIR_HANDLE *dh=&(dir_handles[dhandle]);
if (dh->f != (DIR*) NULL) {
closedir(dh->f);
dh->f = (DIR*)NULL;
}
dh->inode = 0;
while (anz_dirhandles && !dir_handles[anz_dirhandles-1].inode)
anz_dirhandles--;
return(0);
}
return(-0x88); /* wrong dir_handle */
}
void set_default_guid(void)
{
seteuid(0);
setgroups(0, NULL);
if (setegid(default_gid) < 0 || seteuid(default_uid) < 0) {
errorp(1, "set_default_guid, !! SecurityAbort !!",
"Cannot set default gid=%d and uid=%d" , default_gid, default_uid);
exit(1);
}
act_gid = default_gid;
act_uid = default_uid;
act_umode_dir = default_umode_dir;
act_umode_file = default_umode_file;
xfree(act_grouplist);
}
void set_guid(int gid, int uid)
{
if ( gid < 0 || uid < 0
|| seteuid(0)
|| setegid(gid)
|| seteuid(uid) ) {
set_default_guid();
if (gid < 0 && uid < 0) {
/* don't print error */
gid = act_gid;
uid = act_uid;
}
} else if (act_gid != gid || act_uid != uid) {
struct passwd *pw = getpwuid(uid);
if (NULL != pw) {
seteuid(0);
initgroups(pw->pw_name, gid);
}
act_gid = gid;
act_uid = uid;
act_umode_dir = default_umode_dir;
act_umode_file = default_umode_file;
xfree(act_grouplist);
if (seteuid(uid))
set_default_guid();
else {
int k=getgroups(0, NULL);
if (k > 0) {
act_grouplist=(gid_t*)xmalloc((k+1) * sizeof(gid_t));
getgroups(k, act_grouplist+1);
*act_grouplist=(gid_t)k;
}
}
}
XDPRINTF((5,0,"SET GID=%d, UID=%d %s", gid, uid,
(gid==act_gid && uid == act_uid) ? "OK" : "failed"));
}
void reset_guid(void)
{
set_guid(act_gid, act_uid);
}
void reseteuid(void)
{
if (seteuid(act_uid))
reset_guid();
}
int in_act_groups(gid_t gid)
/* returns 1 if gid is member of act_grouplist else 0 */
{
int k;
gid_t *g;
if (!act_grouplist) return(0);
k=(int)*act_grouplist;
g = act_grouplist;
while (k--) {
if (*(++g) == gid) return(1);
}
return(0);
}
/* pcz:01-Sep-00 */
int get_unix_access_rights(struct stat *stb, uint8 *unixname)
/* returns F_OK, R_OK, W_OK, X_OK */
/* ----- old ----------------------*/
/* ORED with 0x10 if owner access */
/* ORED with 0x20 if group access */
/* ----- corrent-------------------*/
/* ORED with 0x20 if W_OK access */
/* --------------------------------*/
{
int mode=0;
uid_t ruid, euid, rgid;
ruid=getuid();
euid=geteuid();
rgid=getgid();
setreuid(act_uid,0);
setgid(act_gid);
if (!access(unixname, F_OK)) {
if (!access(unixname, R_OK))
mode |= R_OK;
if (!access(unixname, W_OK))
/* mode |= W_OK; */
mode |= W_OK | 0x20;
if (!access(unixname, X_OK))
mode |= X_OK;
/* mode |= get_unix_eff_rights(stb) & ~(R_OK|W_OK|X_OK); */
}
setgid(rgid);
setreuid(ruid, euid);
return(mode);
}
int get_unix_eff_rights(struct stat *stb)
/* returns F_OK, R_OK, W_OK, X_OK */
/* ORED with 0x10 if owner access */
/* ORED with 0x20 if group access */
{
int mode = 0;
if (!act_uid)
return(0x10 | R_OK | W_OK | X_OK) ; /* root */
else {
if (act_uid == stb->st_uid) {
mode |= 0x10;
if (stb->st_mode & S_IXUSR)
mode |= X_OK;
if (stb->st_mode & S_IRUSR)
mode |= R_OK;
if (stb->st_mode & S_IWUSR)
mode |= W_OK;
} else if ( (act_gid == stb->st_gid)
|| in_act_groups(stb->st_gid) ) {
mode |= 0x20;
if (stb->st_mode & S_IXGRP)
mode |= X_OK;
if (stb->st_mode & S_IRGRP)
mode |= R_OK;
if (stb->st_mode & S_IWGRP)
mode |= W_OK;
} else {
if (stb->st_mode & S_IXOTH)
mode |= X_OK;
if (stb->st_mode & S_IROTH)
mode |= R_OK;
if (stb->st_mode & S_IWOTH)
mode |= W_OK;
}
}
return(mode);
}
/* next routine is called after new login */
void set_nw_user(int gid, int uid,
int id_flags,
uint32 obj_id, uint8 *objname,
int unxloginlen, uint8 *unxloginname,
int grpcount, uint32 *grps)
{
uint8 unxlogin[20];
strmaxcpy(unxlogin, unxloginname, min(unxloginlen, sizeof(unxlogin)-1));
nwconn_set_program_title(objname);
set_guid(gid, uid);
act_obj_id = obj_id;
act_id_flags = id_flags;
XDPRINTF((5, 0, "actual obj_id is set to 0x%x", obj_id));
if ((act_id_flags&1) && obj_id != 1) {
XDPRINTF((1, 0, "logged in user %s (%s) has supervisor privilegs", objname, unxlogin));
}
nw_setup_vol_opts(act_gid, act_uid,
act_umode_dir, act_umode_file,
unxlogin);
tru_init_trustees(grpcount, grps);
}
uint32 get_file_owner(struct stat *stb)
/* returns nwuser creator of file */
{
uint32 owner=1L; /* default Supervisor */
if (act_obj_id && stb && (stb->st_uid == act_uid))
owner=act_obj_id;
XDPRINTF((5, 0, "get_file_owner owner=0x%x", owner));
return(owner);
}
static char *conn_get_nwpath_name(NW_PATH *p)
/* for debugging */
{
static char nwpathname[300];
char volname[100];
if (p->volume < 0 || p->volume >= used_nw_volumes) {
slprintf(volname, sizeof(volname)-1, "<%d=NOT-OK>", (int)p->volume);
} else xstrcpy(volname, (char*)nw_volumes[p->volume].sysname);
slprintf(nwpathname, sizeof(nwpathname)-1, "%s:%s%s", volname, p->path, p->fn);
return(nwpathname);
}
/* new from Andrew Sapozhnikov <sapa@hq.icb.chel.su>
* added in 0.99.pl7, removes old x_str_match routine
* Do not work for namespace routines, see namespace.c !!
*/
/* NW3.12/MSDOS-like filename matching. *
* Wildcards '*' and '?' allowed. */
static int x_str_match(uint8 *s, uint8 *p, int soptions)
{
while (*p) {
switch (*p) {
case 0xbf:
case '?': if (*s && *s != '.') s++;
p++;
break;
#if 0
case 0xaa:
case '*': while (*s && *s != '.') s++;
while (*p && *p != '.' && *p != 0xae) p++;
break;
#else
/* changed 27-May-98, 0.99.pl10 to handle '*' correct,
* and to handle '*xy.xyz' in a `better` (non DOS) way.
* now I know again why my old routine was so terrible ;-)
*/
case 0xaa:
case '*': ++p;
if (*p) {
while (*s && *s != '.') {
if (x_str_match(s, p, soptions))
return(1);
else
s++;
}
} else {
if (*(p-1) == '*') /* last star '*' match everything */
return(1);
else /* but 0xaa not */
while (*s && *s != '.') s++;
}
break;
#endif
case 0xae:
case '.': if (*s) {
if(*s != '.') return 0;
else s++;
}
p++;
break;
default : if (! ((soptions & VOL_OPTION_IGNCASE) ?
dfn_imatch(*s, *p) : (*s == *p)) ) return 0;
p++;
s++;
}
}
return (*s ? 0 : 1);
}
int fn_dos_match(uint8 *s, uint8 *p, int options)
{
uint8 *ss=s;
int len=0;
int pf=0;
uint8 p_buff[200];
uint8 *pp=p_buff;
for (; *p; p++){
if (*p != 0xff)
*pp++=*p;
}
*pp='\0';
p=p_buff;
for (; *ss; ss++){
if (*ss == '.') {
if (pf++) return(0); /* no 2. point */
len=0;
} else {
++len;
if ((pf && len > 3) || len > 8) return(0);
if (!(options & VOL_OPTION_IGNCASE)){
if (options & VOL_OPTION_DOWNSHIFT){ /* only downshift chars */
if (*ss >= 'A' && *ss <= 'Z') return(0);
} else { /* only upshift chars */
if (*ss >= 'a' && *ss <= 'z') return(0);
}
}
}
}
return(x_str_match(s, p, options));
}
typedef struct {
int attrib;
struct stat statb;
uint8 *ubuf; /* userbuff */
} FUNC_SEARCH;
static int func_search_entry(NW_PATH *nwpath, int attrib,
int (*fs_func)(NW_PATH *nwpath, FUNC_SEARCH *fs), FUNC_SEARCH *fs)
/* returns > 0 if OK < 1 if not ok or not found */
{
struct dirent* dirbuff;
DIR *f=NULL;
int result=0;
int okflag=0;
char xkpath[256];
uint8 entry[256];
int volume = nwpath->volume;
int soptions;
FUNC_SEARCH fs_local;
if (!fs) {
fs = &fs_local;
fs->ubuf = NULL;
}
fs->attrib = attrib;
if (volume < 0 || volume >= used_nw_volumes) return(-1); /* something wrong */
else soptions = nw_volumes[volume].options;
xstrcpy(entry, (char*)nwpath->fn);
nwpath->fn[0] = '\0';
xstrcpy(xkpath, build_unix_name(nwpath, 1|2));
XDPRINTF((5,0,"func_search_entry attrib=0x%x path:%s:, xkpath:%s:, entry:%s:",
attrib, nwpath->path, xkpath, entry));
if ( (!stat(xkpath, &(fs->statb)))
&& !tru_eff_rights_exists(volume, xkpath, &(fs->statb), TRUSTEE_F)) {
if ((f=opendir(xkpath)) == (DIR*)NULL) {
seteuid(0);
f=opendir(xkpath);
reseteuid();
}
}
if (f != (DIR*)NULL) {
char *kpath=xkpath+strlen(xkpath);
*kpath++ = '/';
while ((dirbuff = readdir(f)) != (struct dirent*)NULL){
okflag = 0;
if (dirbuff->d_ino) {
uint8 *name=(uint8*)(dirbuff->d_name);
uint8 dname[256];
xstrcpy(dname, name);
unix2doscharset(dname);
okflag = (name[0] != '.' &&
( (!strcmp((char*)dname, (char*)entry))
|| fn_dos_match(dname, entry, soptions)));
if (okflag) {
*kpath = '\0';
strmaxcpy(kpath, (char*)name, sizeof(xkpath) - (int)(kpath-xkpath) -1 );
if (!s_stat(xkpath, &(fs->statb), NULL)) {
okflag = ( ( ( (fs->statb.st_mode & S_IFMT) == S_IFDIR) && (attrib & 0x10))
|| ( ( (fs->statb.st_mode & S_IFMT) != S_IFDIR) && !(attrib & 0x10)));
if (okflag){
xstrcpy(nwpath->fn, (char*)dname);
XDPRINTF((5,0,"FOUND=:%s: attrib=0x%x", nwpath->fn, fs->statb.st_mode));
result = (*fs_func)(nwpath, fs);
if (result < 0) break;
else result=1;
}
} else okflag = 0;
}
XDPRINTF((6,0, "NAME=:%s: OKFLAG %d", name, okflag));
} /* if */
} /* while */
closedir(f);
} /* if */
return(result);
}
static int get_dir_entry(NW_PATH *nwpath,
int *sequence,
int attrib,
struct stat *statb)
/* returns 0 if OK and errcode if not OK */
{
struct dirent* dirbuff;
DIR *f=NULL;
int okflag=-0xff; /* not found */
char xkpath[256];
uint8 entry[256];
int volume = nwpath->volume;
int soptions;
int akt_sequence=0;
int no_search_trustee = 0;
if (volume < 0 || volume >= used_nw_volumes) return(-0x98); /* something wrong */
else soptions = nw_volumes[volume].options;
xstrcpy(entry, (char*)nwpath->fn);
nwpath->fn[0] = '\0';
xstrcpy(xkpath, build_unix_name(nwpath, 1|2));
XDPRINTF((5,0,"get_dir_entry attrib=0x%x path:%s:, xkpath:%s:, entry:%s:",
attrib, nwpath->path, xkpath, entry));
if ( (!stat(xkpath, statb))
&& ( (!(no_search_trustee = tru_eff_rights_exists(volume, xkpath, statb, TRUSTEE_F)))
|| (no_search_trustee&TRUSTEE_T)) ) {
if ((f=opendir(xkpath)) == (DIR*)NULL) {
seteuid(0);
f=opendir(xkpath);
reseteuid();
}
}
if (f != (DIR*)NULL) {
char *kpath=xkpath+strlen(xkpath);
*kpath++ = '/';
if (*sequence == MAX_U16) *sequence = 0;
while (akt_sequence++ < *sequence) {
if (NULL == readdir(f)) {
closedir(f);
return(-0xff);
}
}
while ((dirbuff = readdir(f)) != (struct dirent*)NULL){
okflag = -0xff;
(*sequence)++;
if (dirbuff->d_ino) {
uint8 *name=(uint8*)(dirbuff->d_name);
uint8 dname[256];
xstrcpy(dname, name);
unix2doscharset(dname);
okflag = ((name[0] != '.' &&
( (!strcmp((char*)dname, (char*)entry))
|| fn_dos_match(dname, entry, soptions)))) ? 0 : -0xff;
if (!okflag) {
*kpath = '\0';
strmaxcpy(kpath, (char*)name, sizeof(xkpath) - (int)(kpath-xkpath) -1);
if (!s_stat(xkpath, statb, NULL)) {
okflag = (( ( ( (statb->st_mode & S_IFMT) == S_IFDIR) && (attrib & 0x10))
|| ( ( (statb->st_mode & S_IFMT) != S_IFDIR) && !(attrib & 0x10))))
? 0 : -0xff;
if (!okflag){
if ( (!no_search_trustee) ||
!tru_eff_rights_exists(volume, xkpath, statb, TRUSTEE_T)) {
if (soptions & VOL_OPTION_IS_PIPE) {
statb->st_size = 0x70000000|(statb->st_mtime&0xfffffff);
}
xstrcpy(nwpath->fn, (char*)dname);
XDPRINTF((5,0,"FOUND=:%s: attrib=0x%x", nwpath->fn, statb->st_mode));
break; /* ready */
} else
okflag = -0xff;
}
} else okflag = -0xff;
}
XDPRINTF((6,0, "NAME=:%s: OKFLAG %d", name, okflag));
} /* if */
} /* while */
closedir(f);
} else okflag=-0x89; /* no search rights */
return(okflag);
}
static DIR *give_dh_f(DIR_HANDLE *dh)
{
if (!dh->f) {
*(dh->kpath) = '\0';
seteuid(0);
dh->f = opendir(dh->unixname);
reseteuid();
}
dh->timestamp=time(NULL); /* tnx to Andrew Sapozhnikov */
return(dh->f);
}
static void release_dh_f(DIR_HANDLE *dh, int expire)
{
if (dh->f && (dh->vol_options & VOL_OPTION_REMOUNT) ) {
closedir(dh->f);
dh->f = NULL;
}
if (expire)
dh->timestamp-=EXPIRE_COST; /* tnx to Andrew Sapozhnikov */
}
static int get_dh_entry(DIR_HANDLE *dh,
uint8 *search,
int size_search,
int *sequence,
int attrib,
char *unixname,
int size_unixname,
struct stat *statb)
/* returns 1 if OK and 0 if not OK */
{
DIR *f = give_dh_f(dh);
int okflag = 0;
if (f != (DIR*)NULL) {
struct dirent *dirbuff;
uint8 entry[256];
xstrcpy(entry, search);
if ( (uint16)*sequence == MAX_U16) *sequence = 0;
if (*sequence < dh->sequence || ((long)dh->dirpos) < 0L) {
dh->dirpos = (off_t)0;
dh->sequence = 0;
}
SEEKDIR(f, dh->dirpos);
if (dh->sequence != *sequence) {
while (dh->sequence < *sequence) {
if (NULL == readdir(f)) {
dh->dirpos = TELLDIR(f);
release_dh_f(dh, 1);
return(0);
}
dh->sequence++;
}
dh->dirpos = TELLDIR(f);
}
XDPRINTF((5,0,"get_dh_entry seq=0x%x, attrib=0x%x path:%s:, entry:%s:",
*sequence, attrib, dh->unixname, entry));
while ((dirbuff = readdir(f)) != (struct dirent*)NULL){
okflag = 0;
dh->sequence++;
if (dirbuff->d_ino) {
uint8 *name=(uint8*)(dirbuff->d_name);
uint8 dname[256];
xstrcpy(dname, name);
unix2doscharset(dname);
okflag = (name[0] != '.' &&
( (!strcmp((char*)dname, (char*)entry))
|| fn_dos_match(dname, entry, dh->vol_options)));
if (okflag) {
strmaxcpy(dh->kpath, (char*)name,
sizeof(dh->unixname) - (int)(dh->kpath-dh->unixname) -1 );
XDPRINTF((5,0,"get_dh_entry Name=%s unixname=%s",
name, dh->unixname));
if (!s_stat(dh->unixname, statb, NULL)) {
okflag = ( (( (statb->st_mode & S_IFMT) == S_IFDIR) && (attrib & 0x10))
|| (((statb->st_mode & S_IFMT) != S_IFDIR) && !(attrib & 0x10)));
/* mst:15-Apr-00 */
if (okflag && dh->no_search_trustee
&& tru_eff_rights_exists(dh->volume, dh->unixname, statb, TRUSTEE_T))
okflag=0;
if (okflag){
if (unixname)
strmaxcpy(unixname, dh->unixname, size_unixname-1);
strmaxcpy((char*)search, (char*)dname, size_search-1);
break; /* ready */
}
} else okflag = 0;
}
} /* if */
} /* while */
dh->kpath[0] = '\0';
*sequence = dh->sequence;
dh->dirpos = TELLDIR(f);
release_dh_f(dh, (dirbuff==NULL));
} /* if */
return(okflag);
}
static void conn_build_path_fn(uint8 *vol,
uint8 *path,
uint8 *fn,
int *has_wild,
uint8 *data,
int len,
int lenn)
/* is called from build_path */
{
uint8 *p = NULL;
uint8 *p1 = path;
*vol = '\0';
*has_wild = 0; /* no wild char */
while (len-- && *data){
if (*data == 0xae) *p1++ = '.';
else if (*data == 0xaa|| *data == '*' ) {
/* *p1++ = '*'; */
*p1++ = *data;
(*has_wild)++;
} else if (*data == 0xbf|| *data == '?' ) {
*p1++ = '?';
(*has_wild)++;
} else if (*data == '/' || *data == '\\') {
*p1++ = '/';
p = p1;
} else if (*data == ':') { /* extract volume */
int len = (int)(p1 - path);
memcpy(vol, path, len);
vol[len] = '\0';
up_fn(vol);
p1 = path;
} else *p1++ = *data;
data++;
}
*p1 = '\0';
if (fn != NULL) { /* if with filename */
if (p != NULL){ /* exist directory-path */
strmaxcpy((char*)fn, (char*)p, 255);
*p = '\0';
} else { /* only filename */
strmaxcpy((char*)fn, (char*)path, 255);
*path= '\0';
}
}
}
static int build_path( NW_PATH *path,
uint8 *data,
int len,
int only_dir)
/*
* fills path structure with the right values
* if only_dir > 0, then the full path will be interpreted
* as directory, in the other way, the last segment of path
* will be interpreted as fn.
* returns -0x98, if volume is wrong
*/
{
uint8 vol[256];
if (len > 255) len = 255;
conn_build_path_fn(vol,
path->path,
(only_dir) ? (uint8)NULL
: path->fn,
&(path->has_wild),
data, len, sizeof(path->fn));
path->volume = -1;
if (only_dir) path->fn[0] = '\0';
if (vol[0]) { /* there is a volume in path */
int j = used_nw_volumes;
while (j--) {
if (!strcmp((char*)nw_volumes[j].sysname, (char*)vol)) {
path->volume = j;
if (nw_volumes[j].options & VOL_OPTION_DOWNSHIFT) {
down_fn(path->path);
down_fn(path->fn);
} else {
up_fn(path->path);
up_fn(path->fn);
}
break;
}
}
if (path->volume < 0) return(-0x98);
}
return(0);
}
static int nw_path_directory_is_ok(NW_PATH *nwpath, struct stat *stbuff)
/* returns UNIX inode of path */
{
int result=0;
if ((!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 && !s_stat(build_unix_name(nwpath, 1 | 2 ), stbuff, NULL)
&& S_ISDIR(stbuff->st_mode))
return(stbuff->st_ino);
else if (!result)
result = -0x9c; /* wrong path */
XDPRINTF((4,0x10, "NW_PATH_OK failed:`%s`", conn_get_nwpath_name(nwpath)));
return(result);
}
static int build_dir_name(NW_PATH *nwpath, /* gets complete path */
struct stat *stbuff,
int dir_handle) /* search with dirhandle */
/* return -completition code or inode */
{
uint8 searchpath[256];
uint8 *p=searchpath;
uint8 *ppp=nwpath->path;
int completition=0;
xstrcpy(searchpath, (char*)ppp); /* save path */
if (nwpath->volume > -1) { /* absolute path */
*ppp= '\0';
} else { /* volume not kwown yet, I must get it about dir_handle */
if (dir_handle > 0 &&
--dir_handle < (int)used_dirs && dirs[dir_handle].inode){
nwpath->volume = dirs[dir_handle].volume;
if (searchpath[0] == '/') { /* absolute path */
p++;
*ppp = '\0';
} else { /* get path from dir_handle */
NW_VOL *v = &nw_volumes[nwpath->volume];
strmaxcpy((char*)ppp, (char*)dirs[dir_handle].path,
sizeof(nwpath->path) - (int)(ppp-nwpath->path) -1 );
if (v->options & VOL_OPTION_IGNCASE)
ppp += strlen(ppp);
}
} else return(-0x9b); /* wrong dir handle */
}
if (*p) {
uint8 *panf = nwpath->path;
uint8 *p1 = panf+strlen((char*)panf);
uint8 *a = p;
uint8 w;
int state = 0;
while ((!completition) && (w = *p++) > 0){
if (!state){
XDPRINTF((5,0,"in build_dir_name path=:%s:", nwpath->path));
if (w == '.') state = 20;
else if (w == '/') state = 30;
else state++;
} else if (state < 9){
if (w == '.') state = 10;
else if (w == '/') state = 30;
else state++;
if (state == 9) completition= -0x9c; /* something wrong */
} else if (state < 14){
if (w == '.') return(-0x9c);
else if (w == '/') state = 30;
else state++;
if (state == 14) completition= -0x9c; /* something wrong */
} else if (state == 20){
if (ppp > nwpath->path)
ppp=nwpath->path;
if (w == '/') state = 30;
else if (w != '.') completition= -0x9c; /* something wrong */
}
if (state == 30 || !*p) { /* now action */
uint8 *xpath=a;
int len = (int)(p-a);
if (len && state == 30) --len; /* '/' don not need it here */
a = p;
if (len) {
if (*xpath == '.') {
uint8 *xp=xpath+1;
if (*xp == '.') {
while (*xp++ == '.' && completition > -1) {
p1--; /* steht nun auf letztem Zeichen '/' od. ':' */
if (p1 < panf) completition = -0x9c ;
/* wrong path, don't can go back any more */
else {
while (p1 > panf && *(--p1) != '/');;
if (p1 == panf) *p1='\0';
else *(++p1) = '\0';
}
}
}
} else {
memcpy(p1, xpath, len);
p1 += len;
*p1++ = '/';
*p1 = '\0';
}
} /* if len */
state = 0;
}
}
}
if (!completition) {
if (nwpath->volume > -1 && nwpath->volume < used_nw_volumes){
NW_VOL *v = &nw_volumes[nwpath->volume];
if (v->options & VOL_OPTION_DOWNSHIFT) {
down_fn(ppp);
down_fn(nwpath->fn);
} else {
up_fn(ppp);
up_fn(nwpath->fn);
}
if (v->options & VOL_OPTION_IGNCASE) {
uint8 unixname[1024]; /* should be enough */
uint8 *pp=unixname+v->unixnamlen;
int offset = ppp - nwpath->path;
int pathlen = strlen(nwpath->path);
int fnlen = strlen(nwpath->fn);
memcpy(unixname, v->unixname, v->unixnamlen);
strmaxcpy(pp, nwpath->path, sizeof(unixname) - v->unixnamlen-1);
if (fnlen)
strmaxcpy(pp+pathlen, nwpath->fn,
sizeof(unixname) - v->unixnamlen - pathlen-1 );
dos2unixcharset(pp);
pp += offset;
pathlen -= offset;
mangle_dos_name(v, unixname, pp);
unix2doscharset(pp);
XDPRINTF((5, 0, "Mangled DOS/unixname=%s", unixname));
memcpy(ppp, pp, pathlen);
if (fnlen)
memcpy(nwpath->fn, pp+pathlen, fnlen);
}
} else return(-0x98); /* wrong volume */
completition = nw_path_directory_is_ok(nwpath, stbuff);
}
return(completition);
}
static int conn_get_kpl_path(NW_PATH *nwpath, struct stat *stbuff,
int dirhandle, uint8 *data, int len, int only_dir)
/*
* if ok then the inode of dir will be returned
* else a negativ errcode will be returned
*/
{
int completition = build_path(nwpath, data, len, only_dir);
XDPRINTF((5, 0, "compl=0x%x, conn_get_kpl_path %s",
completition, conn_get_nwpath_name(nwpath)));
if (!completition) completition = build_dir_name(nwpath, stbuff, dirhandle);
return(completition);
}
int conn_get_full_path(int dirhandle, uint8 *data, int len,
uint8 *fullpath, int size_fullpath)
/* returns path in form VOLUME:PATH */
{
NW_PATH nwpath;
struct stat stbuff;
int result = build_path(&nwpath, data, len, 0);
fullpath[0]='\0';
if (!result)
result = build_dir_name(&nwpath, &stbuff, dirhandle);
if (result > -1) {
uint8 *p=(*nwpath.path=='/') ? nwpath.path+1 : nwpath.path;
int len = slprintf(fullpath, size_fullpath-1, "%s:%s",
nw_volumes[nwpath.volume].sysname, p);
if (len > 0) {
if (nwpath.fn[0]) {
if (*p) fullpath[len++]='/';
strmaxcpy(fullpath+len, nwpath.fn, size_fullpath - len -1);
}
result = len + strlen(nwpath.fn);
} else result = -0x9c; /* wrong path */
}
XDPRINTF((1, 0, "conn_get_full_path: result=%d,(0x%x),`%s`", result, result, fullpath));
return(result);
}
int conn_get_kpl_unxname(char *unixname,
int size_unixname,
int dirhandle,
uint8 *data, int len)
/*
* gives the unixname of dirhandle + path
* returns volumenumber, or < 0 if error
*/
{
NW_PATH nwpath;
struct stat stbuff;
int completition = build_path(&nwpath, data, len, 0);
if (!completition)
completition = build_dir_name(&nwpath, &stbuff, dirhandle);
if (completition > -1) {
if (unixname)
strmaxcpy(unixname, build_unix_name(&nwpath, 0), size_unixname-1);
completition=nwpath.volume;
}
XDPRINTF((5, 0, "conn_get_kpl_unxname: completition=0x%x", completition));
return(completition);
}
void un_date_2_nw(time_t time, uint8 *d, int high_low)
{
struct tm *s_tm=localtime(&time);
uint16 xdate=s_tm->tm_year - 80;
xdate <<= 4;
xdate |= s_tm->tm_mon+1;
xdate <<= 5;
xdate |= s_tm->tm_mday;
if (high_low) {
U16_TO_BE16(xdate, d);
} else {
U16_TO_16(xdate, d);
}
}
void un_time_2_nw(time_t time, uint8 *d, int high_low)
{
struct tm *s_tm=localtime(&time);
uint16 xdate=s_tm->tm_hour;
xdate <<= 6;
xdate |= s_tm->tm_min;
xdate <<= 5;
xdate |= (s_tm->tm_sec / 2);
if (high_low) {
U16_TO_BE16(xdate, d);
} else {
U16_TO_16(xdate, d);
}
}
time_t nw_2_un_time(uint8 *d, uint8 *t)
{
uint16 xdate = GET_BE16(d);
uint16 xtime = (t != (uint8*) NULL) ? GET_BE16(t) : 0;
int year = (xdate >> 9) + 80;
int month = (xdate >> 5) & 0x0F;
int day = xdate & 0x1f;
int hour = xtime >> 11;
int minu = (xtime >> 5) & 0x3f;
int sec = (xtime & 0x1f) << 1; /* Tnx to Csoma Csaba */
struct tm s_tm;
s_tm.tm_year = year;
s_tm.tm_mon = month-1;
s_tm.tm_mday = day;
s_tm.tm_hour = hour;
s_tm.tm_min = minu;
s_tm.tm_sec = sec;
s_tm.tm_isdst = -1;
return(mktime(&s_tm));
}
static int get_file_attrib(NW_FILE_INFO *f, char *unixname, struct stat *stb,
NW_PATH *nwpath)
{
uint32 dwattrib;
strncpy((char*)f->name, (char*)nwpath->fn, sizeof(f->name));
f->attrib[0]=0; /* d->name could be too long */
up_fn(f->name);
dwattrib = get_nw_attrib_dword(nwpath->volume, unixname, stb);
U16_TO_16(dwattrib, f->attrib);
un_date_2_nw(stb->st_mtime, f->create_date, 1);
un_date_2_nw(stb->st_atime, f->acces_date, 1);
un_date_2_nw(stb->st_mtime, f->modify_date, 1);
un_time_2_nw(stb->st_mtime, f->modify_time, 1);
U32_TO_BE32(stb->st_size, f->size);
return(1);
}
static int get_dir_attrib(NW_DIR_INFO *d, char *unixname, struct stat *stb,
NW_PATH *nwpath)
{
uint32 dwattrib;
XDPRINTF((5,0, "get_dir_attrib of %s", conn_get_nwpath_name(nwpath)));
strncpy((char*)d->name, (char*)nwpath->fn, sizeof(d->name));
d->attrib[0]=0; /* d->name could be too long */
up_fn(d->name);
dwattrib = get_nw_attrib_dword(nwpath->volume, unixname, stb);
U16_TO_16(dwattrib, d->attrib);
un_date_2_nw(stb->st_mtime, d->create_date, 1);
un_time_2_nw(stb->st_mtime, d->create_time, 1);
U32_TO_BE32(get_file_owner(stb), d->owner_id);
d->access_right_mask = 0;
d->reserved = 0;
U16_TO_BE16(0, d->next_search);
return(1);
}
static int do_delete_file(NW_PATH *nwpath, FUNC_SEARCH *fs)
{
char unname[256];
xstrcpy(unname, build_unix_name(nwpath, 0));
XDPRINTF((5,0,"DELETE FILE unname:%s:", unname));
return(nw_unlink_node(nwpath->volume, unname, &(fs->statb)));
}
int nw_delete_files(int dir_handle, int searchattrib, uint8 *data, int len)
{
NW_PATH nwpath;
struct stat stbuff;
int completition = conn_get_kpl_path(&nwpath, &stbuff, dir_handle, data, len, 0);
if (completition > -1) {
completition = func_search_entry(&nwpath, searchattrib, do_delete_file, NULL);
if (completition < 0) return(completition);
else if (!completition) return(-0xff);
}
return(completition);
}
#if 1
/* new since 22-May-99, 0.99.pl16 */
/* corrected 03-Jun-99, 0.99.pl17 */
typedef struct {
NW_PATH destpath;
struct stat statbuf;
} MV_FILES_STRUCT;
static int do_mv_file(NW_PATH *nwpath, FUNC_SEARCH *fs)
/* rename one File */
{
char unsource[256];
int result=0;
MV_FILES_STRUCT *nws=(MV_FILES_STRUCT*)fs->ubuf;
struct stat statb;
xstrcpy(unsource, build_unix_name(nwpath, 0));
if (stat(unsource, &statb) ||
tru_eff_rights_exists(nwpath->volume, unsource, &statb,
TRUSTEE_W|TRUSTEE_M|TRUSTEE_R))
result=-0x8b;
else if ( !S_ISDIR(fs->statb.st_mode) /* file */ && !(entry8_flags&0x80) &&
-1 == share_file(fs->statb.st_dev, fs->statb.st_ino, 0x10f, 2) )
result = -0x8a; /* NO Rename Privileges, file is shared open */
/* patch from Przemyslaw Czerpak */
if (!result) {
/* sourcefile is ok, now try to move to destfile */
char undest[256];
char saved_fn[256];
uint8 *frompath = nwpath->fn;
uint8 *topath = nws->destpath.fn;
uint8 *otopath = saved_fn;
uint8 c;
/* we must save destpath, because perhaps we must modify it */
strmaxcpy(saved_fn, nws->destpath.fn, sizeof(saved_fn)-1);
while ((0 != (c = *otopath++))) {
switch (c) {
case '?' :
case 0xbf:
if ( *frompath
&& *frompath != '.'
&& *frompath != 0xae )
*topath++ = *frompath++;
break;
case '.' :
case 0xae:
while (*frompath
&& *frompath != '.'
&& *frompath != 0xae )
frompath++;
if (*frompath)
frompath++;
/* only append '.' if not at end */
if (*otopath)
*topath++='.';
break;
default:
if (*frompath && *frompath != '.' && *frompath != 0xae)
frompath++;
*topath++=c;
break;
} /* switch */
} /* while */
*topath='\0';
xstrcpy(undest, build_unix_name(&nws->destpath, 0));
/* now restore destpath.fn */
xstrcpy(nws->destpath.fn, saved_fn);
seteuid(0);
if (entry8_flags & 0x4) /* new: 20-Nov-96 */
result = unx_mvfile_or_dir(unsource, undest);
else
result = unx_mvfile(unsource, undest);
reseteuid();
switch (result) {
case 0 : break; /* ok */
case EEXIST : result = -0x92; break; /* allready exist */
case EXDEV : result = -0x9a; break; /* cross device */
case EROFS : result = -0x8b; break; /* no rights */
default : result = -0xff; break; /* unknown error */
}
}
return(result);
}
int nw_mv_files(int searchattrib,
int sourcedirhandle, uint8 *sourcedata, int sourcedatalen,
int destdirhandle, uint8 *destdata, int destdatalen)
{
NW_PATH nwpath;
struct stat stbuff;
int completition = conn_get_kpl_path(&nwpath, &stbuff, sourcedirhandle, sourcedata, sourcedatalen, 0);
if (completition > -1) {
FUNC_SEARCH fs;
MV_FILES_STRUCT mvs;
completition=conn_get_kpl_path(&mvs.destpath, &mvs.statbuf,
destdirhandle, destdata, destdatalen, 0);
if (completition > -1) {
char destpath[256];
completition=0;
xstrcpy(destpath, build_unix_name(&mvs.destpath, 1));
if (tru_eff_rights_exists(mvs.destpath.volume, destpath,
&mvs.statbuf, TRUSTEE_W))
completition=-0x8b;
/* now destpath is tested to be writable */
}
if (completition > -1) {
fs.ubuf = (uint8*)&mvs;
completition = func_search_entry(&nwpath, searchattrib, do_mv_file, &fs);
if (completition < 0) return(completition);
else if (!completition) return(-0xff);
else return(0);
}
}
return(completition);
}
#else /* old version (before 22-May-99, 0.99.pl15 ) */
/* "Resolve" string 'topath' (possible with wildcards '?') using
* 'frompath' as source for substitution. Make changes directly in
* 'topath'. Return new length of topath (equal or less than original value)
* Routine from: Andrew Sapozhnikov
*/
static int apply_wildcards (uint8 *frompath, int flen, uint8 *topath, int tlen)
{
int i,tlen2;
uint8 c,*topath2;
for (i=flen; i > 0; i--) {
c=frompath[i-1];
if (c == ':' || c == '\\' || c == '/') break;
}
frompath+=i;
flen-=i;
for (i=tlen; i > 0; i--) {
c=topath[i-1];
if(c == ':' || c == '\\' || c == '/') break;
}
topath2=(topath+=i);
tlen2=tlen-i;
while (tlen2--) {
switch (c=*topath2++) {
case '?':
case 0xbf:
if (flen && *frompath != '.' && *frompath != 0xae) {
*topath++ = *frompath++;
flen--;
} else tlen--;
break;
case '.':
case 0xae:
while (flen && *frompath != '.' && *frompath != 0xae) {
frompath++;
flen--;
}
if (flen) {
frompath++;
flen--;
}
*topath++=c;
break;
default:
if (flen && *frompath != '.' && *frompath != 0xae) {
frompath++;
flen--;
}
*topath++=c;
}
}
return tlen;
}
int mv_file(int qdirhandle, uint8 *q, int qlen,
int zdirhandle, uint8 *z, int zlen)
{
NW_PATH quellpath;
struct stat qstbuff;
NW_PATH zielpath;
struct stat zstbuff;
int completition;
zlen=apply_wildcards(q, qlen, z, zlen);
completition=conn_get_kpl_path(&quellpath, &qstbuff, qdirhandle, q, qlen, 0);
if (completition > -1) {
char qfn[256];
xstrcpy(qfn, build_unix_name(&quellpath,0));
completition=conn_get_kpl_path(&zielpath, &zstbuff, zdirhandle, z, zlen, 0);
if (completition > -1) {
char zpath[256];
completition=0;
xstrcpy(zpath, build_unix_name(&zielpath, 1));
if (stat(qfn, &qstbuff) ||
tru_eff_rights_exists(quellpath.volume, qfn, &qstbuff,
TRUSTEE_W|TRUSTEE_M|TRUSTEE_R))
completition=-0x8b;
else if (tru_eff_rights_exists(zielpath.volume, zpath, &zstbuff,
TRUSTEE_W))
completition=-0x8b;
}
if (!completition){
char unziel[256];
xstrcpy(unziel, build_unix_name(&zielpath,0));
seteuid(0);
if (entry8_flags & 0x4) /* new: 20-Nov-96 */
completition = unx_mvfile_or_dir(qfn, unziel);
else
completition = unx_mvfile(qfn, unziel);
reseteuid();
switch (completition) {
case 0 : break;
case EEXIST : completition = -0x92; break; /* allready exist */
case EXDEV : completition = -0x9a; break; /* cross device */
case EROFS : completition = -0x8b; break; /* no rights */
default : completition = -0xff;
}
}
}
return(completition);
}
#endif
static int do_set_file_info(NW_PATH *nwpath, FUNC_SEARCH *fs)
{
char unname[256];
int result=0;
NW_FILE_INFO *f=(NW_FILE_INFO*)fs->ubuf;
int voloptions = get_volume_options(nwpath->volume);
struct stat statb;
xstrcpy(unname, build_unix_name(nwpath, 0));
if (!stat(unname, &statb)) {
if (S_ISFIFO(statb.st_mode) || (voloptions&VOL_OPTION_IS_PIPE))
return(0); /* do nothing but report OK */
if (tru_eff_rights_exists(nwpath->volume, unname, &statb, TRUSTEE_M))
result=-0x8c; /* no modify rights */
} else result=-0xff;
if (!result) {
struct utimbuf ut;
ut.actime = ut.modtime = nw_2_un_time(f->modify_date, f->modify_time);
result=set_nw_attrib_word(nwpath->volume, unname, &statb,
(int)GET_16(f->attrib));
if (!result) {
seteuid(0);
if (utime(unname, &ut))
result= (-0x8c); /* no modify rights */
reseteuid();
}
}
XDPRINTF((5,0,"set_file_info result=0x%x, unname:%s:", unname, -result));
return(result);
}
static void free_dir_stuff(struct stat *stb, int complete)
{
NW_DIR *d=&(dirs[0]);
int j = -1;
if (complete) {
while (++j < (int)used_dirs){
if ( d->dev == stb->st_dev &&
d->inode == stb->st_ino)
d->inode = 0;
d++;
}
j = -1;
}
while (++j < (int)anz_dirhandles){
DIR_HANDLE *dh=&(dir_handles[j]);
if (dh && dh->dev == stb->st_dev && dh->inode == stb->st_ino) {
if (complete)
free_dir_handle(j+1);
else if (dh->f) { /* only close directories */
/* needed to ask for null pointer, hint from Boris Popov, 21-Feb-99 */
closedir(dh->f);
dh->f = (DIR*)NULL;
}
}
}
}
int nw_set_file_information(int dir_handle, uint8 *data, int len,
int searchattrib, NW_FILE_INFO *f)
{
NW_PATH nwpath;
struct stat stbuff;
int completition = conn_get_kpl_path(&nwpath, &stbuff, dir_handle, data, len, 0);
if (completition > -1) {
FUNC_SEARCH fs;
fs.ubuf = (uint8*)f;
completition = func_search_entry(&nwpath, searchattrib,
do_set_file_info, &fs);
if (completition < 0) return(completition);
else if (!completition) return(-0xff);
}
return(completition);
}
int nw_set_file_attributes(int dir_handle, uint8 *data, int len,
int attrib, int newattrib)
{
char unname[256];
struct stat stbuff;
int completition=-0x9c;
NW_PATH nwpath;
#if PERSISTENT_SYMLINKS
S_STATB stb;
#endif
build_path(&nwpath, data, len, 0);
if (nwpath.fn[0] != '.') { /* Files with . at the beginning are not ok */
completition = build_dir_name(&nwpath, &stbuff, dir_handle);
}
if (completition < 0) return(completition);
xstrcpy(unname, build_unix_name(&nwpath, 2));
XDPRINTF((5,0,"set file attrib 0x%x, unname:%s:", newattrib, unname));
if (!s_stat(unname, &stbuff, &stb)){
int result = set_nw_attrib_byte(nwpath.volume, unname, &stbuff, newattrib);
return( (result != 0) ? -0x8c : 0); /* no modify rights */
}
return(-0x9c); /* wrong path */
}
static int nw_rmdir(uint8 *unname)
{
if (rmdir(unname)) {
if (errno == /*EEXIST*/ ENOTEMPTY) return(-0xa0); /* directory not empty */
return(-0x8a); /* no privilegs */
}
return(0);
}
int nw_unlink_node(int volume, uint8 *unname, struct stat *stb)
{
int result=-1;
uint32 attrib=get_nw_attrib_dword(volume, unname, stb);
/* first we look for attributes */
if (attrib & (FILE_ATTR_R|FILE_ATTR_DELETE_INH))
return(-0x8a); /* don't delete 'readonly' */
if (tru_eff_rights_exists(volume, unname, stb, TRUSTEE_E))
return(-0x8a); /* no delete rights */
if (S_ISDIR(stb->st_mode)) { /* directory */
free_dir_stuff(stb, 0);
result=nw_rmdir(unname);
if (result==-0x8a){ /* no privilegs */
seteuid(0);
result=nw_rmdir(unname);
reseteuid();
}
if (!result)
free_dir_stuff(stb, 1);
} else {
/* changed by: Ingmar Thiemann <ingmar@gefas.com>
* because share_file() changed
*/
if (!(entry8_flags&0x10) &&
-1 == share_file(stb->st_dev, stb->st_ino, 0x10f, 2))
return(-0x8a); /* NO Delete Privileges, file is open */
if (0 != (result=unlink(unname))){
seteuid(0);
result=unlink(unname) ? -0x8a : 0;
reseteuid();
}
}
if (!result) {
free_nw_ext_inode(volume, unname, stb->st_dev, stb->st_ino);
}
return(result);
}
int nw_creat_node(int volume, uint8 *unname, int mode)
/* creat file or directory, depending on mode */
/* mode & 0x1 == directory */
/* mode & 0x2 == creat/trunc */
/* next is only for file creation, needed by some queue functions */
/* mode & 0x8 == ignore rights, try to open as root */
{
struct stat stb;
uint8 path[260];
uint8 *p=path+strlen(unname);
xstrcpy(path, unname);
while (p > path && *p != '/') --p;
if (p > path) {
*p='\0';
if (stat(path, &stb)) return(-0x9c);
} else if (*p=='/') {
*(p+1)='.';
*(p+2)='\0';
if (stat(path, &stb)) return(-0x9c);
} else
return(-0x9c);
if (mode & 1) { /* directory */
int result=-0xff;
if (!tru_eff_rights_exists(volume, path, &stb, TRUSTEE_C)){
result=mkdir(unname, 0777);
if (result) {
seteuid(0);
if (0==(result=mkdir(unname, 0755)))
chown(unname, act_uid, act_gid);
reseteuid();
}
if (result)
result=-0xff;
} else result=-0x84; /* no creat rights */
if (!result) {
int umode_dir=get_volume_umode_dir(volume);
if (umode_dir) {
if (umode_dir == -1) /* we get parent dir */
umode_dir=stb.st_mode;
seteuid(0);
chmod(unname, umode_dir);
reseteuid();
}
}
return(result);
} else { /* file */
int fd=-1;
struct stat stbuff;
int exist;
seteuid(0);
exist=stat(unname, &stbuff) ? 0 : 1;
reseteuid();
if (!(mode&0x8)) { /* we must test for access */
if (exist) { /* test for write rights */
if (get_nw_attrib_dword(volume, unname, &stbuff) & FILE_ATTR_R)
return(-0x94); /* No write rights */
if (tru_eff_rights_exists(volume, unname, &stbuff, TRUSTEE_W))
return(-0x94); /* No write rights */
} else { /* test for creat rights */
if (tru_eff_rights_exists(volume, path, &stb, TRUSTEE_C))
return(-0x84); /* No creat rights */
}
}
if (mode & 2 || (exist && (mode&0x8)) ) { /* trunc */
if (0 > (fd=open(unname, O_CREAT|O_TRUNC|O_RDWR, 0666))) {
seteuid(0);
if (-1 < (fd=open(unname, O_CREAT|O_TRUNC|O_RDWR, 0600)))
chown(unname, act_uid, act_gid);
reseteuid();
}
} else if (!exist) {
if (0 > (fd = creat(unname, 0777))) {
seteuid(0);
if (-1 < (fd = creat(unname, 0751)))
chown(unname, act_uid, act_gid);
reseteuid();
}
}
if ( fd > -1 ) {
int umode_file=get_volume_umode_file(volume);
close(fd);
if (umode_file > 0)
chmod(unname, umode_file);
return(0);
}
}
return(-0xff);
}
int nw_utime_node(int volume, uint8 *unname, struct stat *stb,
time_t t)
{
if (!tru_eff_rights_exists(volume, unname, stb, TRUSTEE_M)){
struct utimbuf ut;
ut.actime = ut.modtime = t;
if (!utime(unname, &ut))
return(0);
seteuid(0);
if (!utime(unname, &ut)) {
reseteuid();
return(0);
}
reseteuid();
}
return(-0x8c); /* no modify privileges */
}
int nw_mk_rd_dir(int dir_handle, uint8 *data, int len, int mode)
{
NW_PATH nwpath;
struct stat stbuff;
int completition = conn_get_kpl_path(&nwpath, &stbuff,
dir_handle, data, len, (mode) ? 0 : 1 );
if (completition > -1) {
char unname[256];
xstrcpy(unname, build_unix_name(&nwpath, 2));
if (mode) {
completition=nw_creat_node(nwpath.volume, unname, 1);
} else { /* rmdir */
if (!stat(unname, &stbuff))
completition=nw_unlink_node(nwpath.volume, unname, &stbuff);
else
completition=-0x9c;
}
}
return(completition);
}
int mv_dir(int dir_handle, uint8 *sourcedata, int sourcedatalen,
uint8 *destdata, int destdatalen)
{
NW_PATH quellpath;
struct stat qstbuff;
NW_PATH zielpath;
int completition=conn_get_kpl_path(&quellpath, &qstbuff, dir_handle,
sourcedata, sourcedatalen, 0);
if (completition > -1){
char qfn[256];
char zpath[256];
struct stat zstbuff;
completition = 0;
xstrcpy(qfn, build_unix_name(&quellpath,0));
memcpy(&zielpath, &quellpath, sizeof(NW_PATH));
strmaxcpy(zielpath.fn, destdata, destdatalen);
/* patch from Sven Norinder <snorinder@sgens.ericsson.se> :09-Nov-96 */
if (get_volume_options(zielpath.volume) & VOL_OPTION_DOWNSHIFT)
down_fn(zielpath.fn);
else
up_fn(zielpath.fn);
#if 0
/* this is not possible ---- */
completition=conn_get_kpl_path(&zielpath, &zstbuff, dir_handle, destdata, destdatalen, 0);
/* ----------- because ----- */
/* for example the novell rendir.exe does something like this
* 0x0,0xd,0xf,0x0,0x7,'T','M','P',':','\','I','I',0x2,'K','K'
* no dirhandle, qpath = fullpath, zpath = only name
*/
#endif
xstrcpy(zpath, build_unix_name(&zielpath, 1));
if (stat(qfn, &qstbuff) ||
tru_eff_rights_exists(quellpath.volume, qfn, &qstbuff,
TRUSTEE_W|TRUSTEE_M|TRUSTEE_R))
completition=-0x8b;
else if (stat(zpath, &zstbuff) ||
tru_eff_rights_exists(zielpath.volume, zpath, &zstbuff,
TRUSTEE_W))
completition=-0x8b;
if (completition > -1){
int result;
char unziel[256];
xstrcpy(unziel, build_unix_name(&zielpath, 0));
seteuid(0);
result = unx_mvdir((uint8 *)qfn, (uint8 *)unziel);
reseteuid();
XDPRINTF((4,0, "rendir result=%d, '%s'->'%s'",
result, qfn, unziel));
if (!result)
completition = 0;
else {
if (result == EEXIST)
completition=-0x92; /* allready exist */
else if (result == EXDEV)
completition=-0x9a; /* cross devices */
else completition=-0x9c; /* wrong path */
}
}
}
return(completition);
}
static int change_dir_entry( NW_DIR *dir, int volume,
uint8 *path,
int dev, ino_t inode,
int driveletter, int is_temp,
int new_entry, int task)
{
if (new_entry || (dir->inode && dir->is_temp != 2)) {
int len;
if (*path=='/' && *(path+1) != '\0') path++;
len=strlen(path);
if (dir->path) xfree(dir->path);
dir->path=xmalloc(len+2);
if (len) {
memcpy(dir->path, path, len);
if (dir->path[len-1] != '/') {
*(dir->path + len) = '/';
++len;
}
} else {
*(dir->path) = '/';
++len;
}
*(dir->path+len) = '\0';
dir->dev = dev;
dir->inode = inode;
dir->volume = (uint8) volume;
dir->timestamp = time(NULL);
if (driveletter > -1) {
dir->drive = (uint8) driveletter;
dir->task = (uint8)task;
} else {
if (task < (int)dir->task) dir->task = (uint8) task;
}
if (is_temp > -1) dir->is_temp = (uint8) is_temp;
return(0);
} else {
if (!dir->inode) return(-0x9b); /* wrong handle */
else return(-0xfa); /* temp remap Error */
}
}
void nw_exit_connect(void)
{
if (connect_is_init) {
init_file_module(-1);
}
#if WITH_NAME_SPACE_CALLS
exit_name_space_module();
#endif
}
int nw_init_connect(void)
/* May be called when ever you want */
{
uint8 *login = (uint8*) "LOGIN/";
NW_PATH nwlogin;
FILE *f= open_nw_ini();
if (f != (FILE*) NULL){
uint8 buff[256];
struct stat stbuff;
int what;
int k = MAX_NW_DIRS;
NW_DIR *d = &(dirs[0]);
int namspace_max_baseh=0;
int namspace_max_searchh=0;
xstrcpy(nwlogin.path, (char*)login);
nwlogin.fn[0] = '\0';
nwlogin.volume = 0;
while (k--) {
if (connect_is_init)
xfree(d->path);
else
d->path = NULL;
d->volume = 0;
d->inode = 0;
d->is_temp = 0;
d->drive = 0;
d++;
}
init_file_module(-1);
if (connect_is_init) {
k = 0;
while (k++ < anz_dirhandles)
free_dir_handle(k);
} else
connect_is_init++;
while (0 != (what = get_ini_entry(f, 0, buff, sizeof(buff)))) {
if (what == 6) { /* version */
if (2 != sscanf((char*)buff, "%d %x",
&tells_server_version,
&server_version_flags))
server_version_flags=0;
} else if (what == 8) { /* entry8_flags */
entry8_flags = hextoi((char*)buff);
} else if (what == 9) { /* umode */
uint8 buf1[300], buf2[300];
if (2 == sscanf((char*)buff, "%300s %300s", buf1, buf2)) {
default_umode_dir = octtoi(buf1);
default_umode_file = octtoi(buf2);
}
} else if (what == 10) { /* GID */
default_gid = atoi((char*)buff);
} else if (what == 11) { /* UID */
default_uid = atoi((char*)buff);
} else if (what == 30) { /* Burstmodus */
int recvsize, sendsize;
int i= sscanf((char*)buff, "%i %i", &recvsize, &sendsize);
if (i>0){
max_burst_recv_size=recvsize;
if (i>1)
max_burst_send_size=sendsize;
}
} else if (what == 31) { /* entry31_flags */
entry31_flags = hextoi((char*)buff);
} else if (50 == what) {
init_nwfname(buff);
} else if (63 == what) { /* MAX_DIR_BASE */
namspace_max_baseh=atoi(buff);
} else if (68 == what) { /* USE_MMAP */
use_mmap=atoi(buff);
} else if (80 == what) {
namspace_max_searchh=atoi(buff);
} else if (what == 103) { /* Debug */
get_debug_level(buff);
}
} /* while */
nw_init_volumes(f);
fclose(f);
#if WITH_NAME_SPACE_CALLS
init_name_space_module(namspace_max_baseh, namspace_max_searchh);
#endif
if (used_nw_volumes < 1) {
errorp(1, "No Volumes defined. Look at ini file entry 1, Abort !!", NULL);
return(-1);
}
if (get_volume_options(0) & VOL_OPTION_DOWNSHIFT)
down_fn(nwlogin.path);
if (stat(build_unix_name(&nwlogin, 0), &stbuff)) {
errorp(1, "Stat error LOGIN Directory, Abort !!",
"UnixPath=`%s`, nwlogin.path=%s, nwlogin.fn=%s",
build_unix_name(&nwlogin, 0), nwlogin.path, nwlogin.fn );
return(-1);
}
(void)change_dir_entry(&(dirs[0]), 0, nwlogin.path,
stbuff.st_dev, stbuff.st_ino,
0, 0, 1, 0);
/* first Handle must be known und must not be temp */
/* and has no Drive-Character */
used_dirs = 1;
anz_dirhandles = 0;
return(0);
} else return(-1);
}
int nw_free_handles(int task)
/*
* if task== -1 then all is initialized
* else the temp handles of the actual task
* are deleted. I hope this is right. !??
*/
{
if (task == -1)
return(nw_init_connect());
else {
NW_DIR *d = &(dirs[0]);
int k = used_dirs;
while (k--) {
if (d->is_temp && d->task == task) {
/* only actual task */
xfree(d->path);
d->volume = 0;
d->inode = 0;
d->is_temp = 0;
d->drive = 0;
}
d++;
}
for (k=0; k < anz_dirhandles; k++){
DIR_HANDLE *dh=&(dir_handles[k]);
if (dh->f) {
closedir(dh->f);
dh->f=NULL;
}
}
init_file_module(task);
}
return(0);
}
int xinsert_new_dir(int volume, uint8 *path, int dev, int inode, int drive, int is_temp, int task)
{
int j = 0;
int freehandle = 0;
#if 0
time_t lowtime = time(NULL);
int timedhandle = 0;
#endif
/* first look, whether drive is allready in use */
for (j = (used_dirs) ? 1 : 0; j < (int)used_dirs; j++) {
NW_DIR *d = &(dirs[j]);
if (!d->inode)
freehandle = j+1;
#if 0
} else if (d->is_temp && d->timestamp < lowtime) {
timedhandle = j+1;
lowtime = d->timestamp;
}
#endif
}
if (!freehandle && used_dirs < MAX_NW_DIRS) freehandle = ++used_dirs;
#if 0
if (!freehandle) freehandle = timedhandle;
#endif
if (freehandle){
(void)change_dir_entry(&(dirs[freehandle-1]),
volume, path, dev, inode,
drive, is_temp, 1, task);
while (used_dirs > freehandle && !dirs[used_dirs-1].inode) used_dirs--;
return(freehandle);
} else return(-0x9d); /* no dir Handles */
}
static int insert_new_dir(NW_PATH *nwpath, int dev, int inode,
int drive, int is_temp, int task)
{
return(xinsert_new_dir(nwpath->volume, nwpath->path,
dev, inode, drive, is_temp, task));
}
int nw_search(uint8 *info, uint32 *fileowner,
int dirhandle, int searchsequence,
int search_attrib, uint8 *data, int len)
{
NW_PATH nwpath;
struct stat stbuff;
int completition = conn_get_kpl_path(&nwpath, &stbuff, dirhandle, data, len, 0);
XDPRINTF((5,0,"nw_search path:%s:, fn:%s:, completition:0x%x",
nwpath.path, nwpath.fn, completition));
if (completition > -1) {
struct stat stbuff;
completition=get_dir_entry(&nwpath,
&searchsequence,
search_attrib,
&stbuff);
if (!completition) {
char unixname[300];
xstrcpy(unixname, build_unix_name(&nwpath, 0));
if ( S_ISDIR(stbuff.st_mode) ) {
get_dir_attrib((NW_DIR_INFO*)info, unixname, &stbuff,
&nwpath);
} else {
get_file_attrib((NW_FILE_INFO*)info, unixname, &stbuff,
&nwpath);
}
if (fileowner) *fileowner = get_file_owner(&stbuff);
return(searchsequence);
}
}
return(completition);
}
int nw_dir_get_vol_path(int dirhandle, uint8 *path)
/* returns volume or error ( < 0) */
{
int result;
NW_DIR *dir = (dirhandle > 0 && dirhandle <= used_dirs)
? &(dirs[dirhandle-1])
: NULL;
if (dir && dir->inode) {
int llen = strlen(dir->path);
uint8 *p = path+llen;
result = dir->volume;
memcpy(path, dir->path, llen+1);
if (llen && *(p-1) == '/')
*(p-1) = '\0';
if (result < 0) result = -0x98; /* wrong volume */
} else result = -0x9b;
return(result);
}
int nw_dir_search(uint8 *info,
int dirhandle, int searchsequence,
int search_attrib, uint8 *data, int len)
{
NW_PATH nwpath;
int completition=-0x9c;
build_path(&nwpath, data, len, 0);
if (dirhandle > 0 && --dirhandle < anz_dirhandles){
DIR_HANDLE *dh = &(dir_handles[dirhandle]);
char unixname[300];
struct stat stbuff;
if (dh->vol_options & VOL_OPTION_DOWNSHIFT) {
down_fn(nwpath.fn);
} else {
up_fn(nwpath.fn);
}
nwpath.volume=dh->volume;
if (get_dh_entry(dh,
nwpath.fn,
sizeof(nwpath.fn),
&searchsequence,
search_attrib,
unixname,
sizeof(unixname),
&stbuff)){
if ( S_ISDIR(stbuff.st_mode) ) {
get_dir_attrib((NW_DIR_INFO*)info, unixname, &stbuff,
&nwpath);
} else {
if (dh->vol_options & VOL_OPTION_IS_PIPE)
stbuff.st_size = 0x70000000|(stbuff.st_mtime&0xfffffff);
get_file_attrib((NW_FILE_INFO*)info, unixname, &stbuff,
&nwpath);
}
return(searchsequence);
} else return(-0xff); /* not found */
} else return(completition); /* wrong path */
}
int nw_alloc_dir_handle( int dir_handle, /* source directory handle */
uint8 *data, /* source path */
int len, /* pathlen */
int driveletter, /* A .. Z normal */
int is_temphandle, /* temp handle = 1 */
/* special temp handle = 2 */
int task, /* process task */
int *eff_rights)
{
NW_PATH nwpath;
struct stat stbuff;
int inode=conn_get_kpl_path(&nwpath, &stbuff, dir_handle, data, len, 1);
if (inode > -1) {
uint8 unixname[257];
xstrcpy(unixname, build_unix_name(&nwpath, 0));
inode = insert_new_dir(&nwpath, stbuff.st_dev, stbuff.st_ino,
driveletter, is_temphandle, task);
*eff_rights=tru_get_eff_rights(nwpath.volume, unixname, &stbuff);
}
XDPRINTF((4,0,"Allocate %shandle:%s, Qhandle=%d, drive=%d, Task=%d, result=0x%x",
(is_temphandle) ? "Temp" : "Perm", conn_get_nwpath_name(&nwpath),
dir_handle, driveletter, task, inode));
return(inode);
}
int nw_open_dir_handle( int dir_handle,
uint8 *data, /* extra path */
int len, /* len of DATA */
int *volume, /* Volume */
int *dir_id,
int *searchsequence)
/*
* Routine returns handle to use in searchroutines.
* RETURN=errcode ( <0 ) or eff. ACCES Rights
*/
{
NW_PATH nwpath;
struct stat stbuff;
int completition = conn_get_kpl_path(&nwpath, &stbuff, dir_handle, data, len, 1);
if (completition > -1) {
XDPRINTF((5,0,"NW_OPEN_DIR: completition = 0x%x; nwpath= %s",
(int)completition, conn_get_nwpath_name(&nwpath) ));
completition = new_dir_handle(&stbuff, &nwpath);
if (completition > -1) {
struct stat stb;
DIR_HANDLE *dh = &(dir_handles[completition-1]);
s_stat(dh->unixname, &stb, NULL);
*volume = dh->volume;
*dir_id = completition;
*searchsequence = MAX_U16;
completition = tru_get_eff_rights(dh->volume, dh->unixname, &stb);
}
XDPRINTF((5,0,"NW_OPEN_DIR_2: completition = 0x%x",
completition));
} else {
XDPRINTF((4,0,"NW_OPEN_DIR failed: completition = -0x%x", -completition));
}
return(completition);
}
int nw_free_dir_handle(int dir_handle, int task)
{
if (dir_handle && --dir_handle < (int)used_dirs) {
NW_DIR *d=&(dirs[dir_handle]);
XDPRINTF((4,0,"free dhandle:%d, task=%d, d->inode=0x%x, used_dirs=%d",
dir_handle+1, task, d->inode, used_dirs));
if (!d->inode
#if 0
|| d->task != task
#endif
) return(-0x9b); /* wrong handle */
else {
d->inode = 0;
xfree(d->path);
}
return(0);
} else return(-0x9b); /* wrong handle */
}
int alter_dir_handle(int targetdir, int volume, uint8 *path,
int dev, int inode, int task)
/* targetdir will be changed */
{
if (targetdir > 0 && --targetdir < used_dirs
&& dirs[targetdir].is_temp != 2) {
/* do not change special temphandles */
XDPRINTF((5,0,"Change dhandle:%d(%d) -> '%d:%s'", targetdir+1, task,
volume, path));
return(change_dir_entry(&dirs[targetdir],
volume, path, dev, inode,
-1, -1, 0, task));
/* here the existing handle is only modified */
} else return(-0x9b); /* BAD DIR Handle */
}
int nw_set_dir_handle(int targetdir, int dir_handle,
uint8 *data, int len, int task)
/* targetdirs gets path of dirhandle + data */
{
NW_PATH nwpath;
struct stat stbuff;
int inode = conn_get_kpl_path(&nwpath, &stbuff, dir_handle, data, len, 1);
if (inode > -1)
inode = alter_dir_handle(targetdir, nwpath.volume, nwpath.path,
stbuff.st_dev, stbuff.st_ino, task);
return(inode); /* invalid PATH */
}
int nw_get_directory_path(int dir_handle, uint8 *name, int size_name)
{
int result = -0x9b;
name[0] = '\0';
if (dir_handle > 0 && --dir_handle < (int)used_dirs
&& dirs[dir_handle].inode) {
int volume = dirs[dir_handle].volume;
if (volume > -1 && volume < used_nw_volumes){
result = slprintf((char*)name, size_name-1, "%s:%s", nw_volumes[volume].sysname, dirs[dir_handle].path);
if (result > 0) {
if (name[result-1] == '/') name[--result] = '\0';
up_fn(name);
} else result= -0x9c; /* wrong path */
} else result = -0x98;
}
XDPRINTF((5,0,"nw_get_directory_path:%s: Handle=%d, result=0x%x", name, dir_handle+1, result));
return(result);
}
int nw_get_vol_number(int dir_handle)
/* Get Volume Nummmer with Handle */
{
int result = -0x9b; /* wrong handle */
if (dir_handle > 0 && --dir_handle < (int)used_dirs
&& dirs[dir_handle].inode ) {
result = dirs[dir_handle].volume;
if (result < 0 || result >= used_nw_volumes) result = -0x98; /* wrong volume */
}
XDPRINTF((5,0,"nw_get_vol_number:0x%x: von Handle=%d", result, dir_handle+1));
return(result);
}
int nw_get_eff_dir_rights(int dir_handle, uint8 *data, int len, int modus)
/* modus 0=only_dir, 1=dirs and files */
{
char unname[256];
struct stat stbuff;
NW_PATH nwpath;
int completition = conn_get_kpl_path(&nwpath, &stbuff,
dir_handle, data, len, 0);
if (completition < 0) return(completition);
xstrcpy(unname, build_unix_name(&nwpath, 0));
if (s_stat(unname, &stbuff, NULL) ||
(!modus && !S_ISDIR(stbuff.st_mode)) ) {
completition = -0x9c;
} else
completition=tru_get_eff_rights(nwpath.volume, unname, &stbuff);
return(completition);
}
int nw_creat_open_file(int dir_handle, uint8 *data, int len,
NW_FILE_INFO *info, int attrib, int access,
int creatmode, int task)
/*
* creatmode: 0 = open | 1 = creat | 2 = creatnew & 4 == save handle
* attrib ??
* access: 0x1=read, 0x2=write
*/
{
NW_PATH nwpath;
struct stat stbuff;
int completition = conn_get_kpl_path(&nwpath, &stbuff, dir_handle, data, len, 0);
if (completition > -1) {
char unixname[300];
xstrcpy(unixname, build_unix_name(&nwpath, 0));
completition=file_creat_open(nwpath.volume, (uint8*)unixname,
&stbuff, attrib, access, creatmode, task);
if (completition > -1)
get_file_attrib(info, unixname, &stbuff, &nwpath);
}
return(completition);
}
static int s_nw_scan_dir_info(int dir_handle,
uint8 *data, int len, uint8 *subnr,
uint8 *subname, uint8 *subdatetime,
uint8 *owner, uint8 *wild)
{
int volume;
int searchsequence;
int dir_id;
int rights = nw_open_dir_handle(dir_handle, data, len,
&volume, &dir_id, &searchsequence);
if (rights > -1) {
DIR_HANDLE *dh = &(dir_handles[dir_id-1]);
struct stat stbuff;
uint16 dirsequence = GET_BE16(subnr);
uint16 aktsequence = 0;
uint8 dirname[256];
if (!dirsequence) dirsequence++;
if (dh->vol_options & VOL_OPTION_DOWNSHIFT) {
down_fn(wild);
} else {
up_fn(wild);
}
xstrcpy(dirname, (char*)wild);
XDPRINTF((5,0,"SCAN_DIR: rights = 0x%x, subnr = %d",
(int)rights, (int)GET_BE16(subnr)));
if (*dirname) {
char unixname[300];
while ( get_dh_entry( dh,
dirname,
sizeof(dirname),
&searchsequence,
0x10,
unixname,
sizeof(unixname),
&stbuff) ) {
XDPRINTF((5,0,"SCAN_DIR: von %s, found %s:", dh->unixname, dirname));
if (++aktsequence == dirsequence) { /* actual found */
U16_TO_BE16(aktsequence, subnr);
up_fn(dirname);
strncpy((char*)subname, (char*)dirname, 16);
U32_TO_BE32(get_file_owner(&stbuff), owner);
un_date_2_nw(stbuff.st_mtime, subdatetime, 1);
un_time_2_nw(stbuff.st_mtime, subdatetime+2, 1);
return(tru_get_inherited_mask(volume, unixname, &stbuff));
}
xstrcpy(dirname, (char*)wild);
} /* while */
} else {
*(dh->kpath) = '.';
*(dh->kpath+1) = '\0';
if (!s_stat(dh->unixname, &stbuff, NULL)) {
U16_TO_BE16(1, subnr);
memset(subname, 0, 16);
U32_TO_BE32(get_file_owner(&stbuff), owner);
un_date_2_nw(stbuff.st_mtime, subdatetime, 1);
un_time_2_nw(stbuff.st_mtime, subdatetime+2, 1);
return(tru_get_inherited_mask(volume, dh->unixname, &stbuff));
}
}
/* return(-0x9c); NO MORE INFO */
return(-0xff);
}
return(rights);
}
int nw_scan_dir_info(int dir_handle, uint8 *data, int len, uint8 *subnr,
uint8 *subname, uint8 *subdatetime, uint8 *owner)
{
int k = len;
uint8 *p = data+len;
uint8 dirname[256];
while (k) {
uint8 c = *--p;
if (c == '/' || c == '\\' || c == ':') {
p++;
break;
}
--k;
}
if (len && k < len) {
strmaxcpy(dirname, p, len-k);
len = k;
} else dirname[0] = '\0';
XDPRINTF((7, 0, "nw_scan_dir_info, dirname=`%s`, len=%d, k=%d",
dirname, len , k));
return(s_nw_scan_dir_info(dir_handle, data, len, subnr,
subname, subdatetime, owner, dirname));
}
void get_dos_file_attrib(NW_DOS_FILE_INFO *f,
struct stat *stb,
int volume,
uint8 *path,
char *unixname)
{
uint8 spath[14];
uint32 nw_owner=get_file_owner(stb);
f->namlen=min(strlen((char*)path), 12);
strmaxcpy(spath, path, 12);
up_fn(spath);
strncpy((char*)f->name, (char*)spath, f->namlen);
U32_TO_32(get_nw_attrib_dword(volume, unixname, stb), f->attributes);
U16_TO_16(tru_get_inherited_mask(volume, unixname, stb),
f->inherited_rights_mask);
un_date_2_nw(stb->st_mtime, f->created.date, 0);
un_time_2_nw(stb->st_mtime, f->created.time, 0);
U32_TO_BE32(nw_owner, f->created.id);
un_date_2_nw(stb->st_mtime, f->updated.date, 0);
un_time_2_nw(stb->st_mtime, f->updated.time, 0);
U32_TO_BE32(nw_owner, f->updated.id);
un_date_2_nw(stb->st_atime, f->last_access_date, 0);
U32_TO_32(stb->st_size, f->size);
}
void get_dos_dir_attrib(NW_DOS_DIR_INFO *f,
struct stat *stb,
int volume,
uint8 *path,
char *unixname)
{
uint8 spath[14];
f->namlen=min(strlen((char*)path), 12);
strmaxcpy(spath, path, 12);
up_fn(spath);
strncpy((char*)f->name, (char*)spath, f->namlen);
U32_TO_32(get_nw_attrib_dword(volume, unixname, stb),
f->attributes);
U16_TO_16(tru_get_inherited_mask(volume, unixname, stb),
f->inherited_rights_mask);
un_date_2_nw(stb->st_mtime, f->created.date,0);
un_time_2_nw(stb->st_mtime, f->created.time,0);
U32_TO_BE32(get_file_owner(stb), f->created.id);
un_date_2_nw(stb->st_mtime, f->modify_date, 0);
un_time_2_nw(stb->st_mtime, f->modify_time, 0);
U32_TO_BE32(MAX_U32, f->max_space);
}
int nw_scan_a_directory(uint8 *rdata,
int dirhandle,
uint8 *data,
int len,
int searchattrib,
uint32 searchbeg) /* 32 bit */
{
NW_PATH nwpath;
struct stat stbuff;
int completition = conn_get_kpl_path(&nwpath, &stbuff, dirhandle, data, len, 0);
XDPRINTF((5,0,"nw_scan_a_directory path:%s:, fn:%s:, completition:0x%x",
nwpath.path, nwpath.fn, completition));
if (completition > -1) {
int searchsequence = (searchbeg == MAX_U32) ? MAX_U16 : searchbeg;
completition=get_dir_entry(&nwpath,
&searchsequence,
searchattrib,
&stbuff);
if (!completition) {
char unixname[300];
NW_SCAN_DIR_INFO *scif = (NW_SCAN_DIR_INFO*)rdata;
xstrcpy(unixname, build_unix_name(&nwpath, 0));
memset(rdata, 0, sizeof(NW_SCAN_DIR_INFO));
U32_TO_BE32((uint32)searchsequence, scif->searchsequence);
XDPRINTF((5,0, "nw_scan_a_directory = %s, uid=%d, gid=%d",
conn_get_nwpath_name(&nwpath),
stbuff.st_uid, stbuff.st_gid));
if ( S_ISDIR(stbuff.st_mode)) {
get_dos_dir_attrib(&(scif->u.d), &stbuff,
nwpath.volume, nwpath.fn, unixname);
} else {
get_dos_file_attrib(&(scif->u.f), &stbuff,
nwpath.volume, nwpath.fn, unixname);
}
return(sizeof(NW_SCAN_DIR_INFO));
}
}
return(completition); /* wrong path */
}
int nw_scan_a_root_dir(uint8 *rdata,
int dirhandle)
{
NW_PATH nwpath;
struct stat stbuff;
uint8 data[2];
int completition = conn_get_kpl_path(&nwpath, &stbuff, dirhandle, data, 0, 1);
XDPRINTF((5,0,"nw_scan_a_root_directory_2 path:%s:, fn:%s:, completition:0x%x",
nwpath.path, nwpath.fn, completition));
if (completition > -1) {
char unixname[300];
xstrcpy(unixname, build_unix_name(&nwpath, 2));
if (!s_stat(unixname, &stbuff, NULL)) {
NW_DOS_DIR_INFO *d=(NW_DOS_DIR_INFO*)rdata;
memset(rdata, 0, sizeof(NW_DOS_DIR_INFO));
get_dos_dir_attrib(d, &stbuff, nwpath.volume, nwpath.fn, unixname);
return(sizeof(NW_DOS_DIR_INFO));
} else return(-0xff); /* not found */
} else return(completition); /* wrong path */
}
int nw_set_a_directory_entry(int dirhandle,
uint8 *data,
int len,
int searchattrib,
uint32 searchbeg,
NW_SET_DIR_INFO *f)
{
NW_PATH nwpath;
struct stat stbuff;
int completition = conn_get_kpl_path(&nwpath, &stbuff, dirhandle, data, len, 0);
XDPRINTF((5,0,"nw_set_a_directory_entry path:%s:, fn:%s:, completition:0x%x",
nwpath.path, nwpath.fn, completition));
if (completition > -1) {
int searchsequence = MAX_U16;
/* (searchbeg == MAX_U32) ? MAX_U16 : searchbeg; */
completition=get_dir_entry(&nwpath,
&searchsequence,
searchattrib,
&stbuff);
if (!completition) {
char unixname[300];
uint32 change_mask=GET_32(f->change_bits);
xstrcpy(unixname,build_unix_name(&nwpath, 0));
if (change_mask & 0x2) {
completition=set_nw_attrib_dword(nwpath.volume, unixname, &stbuff,
GET_32(f->u.f.attributes));
}
if (S_ISDIR(stbuff.st_mode)) {
if (change_mask & 0x1000) {
int result=tru_set_inherited_mask(nwpath.volume, unixname,
&stbuff, GET_16(f->u.d.inherited_rights_mask));
if (result)
completition=result;
}
} else {
if (change_mask & 0x1000) {
int result=tru_set_inherited_mask(nwpath.volume, unixname,
&stbuff, GET_16(f->u.f.inherited_rights_mask));
if (result)
completition=result;
}
}
}
}
return(completition);
}
static int my_match(uint8 *s, uint8 *p)
{
int len=0;
int dot=0;
for (; *s && *p; s++,p++) {
if (len == 12) return(0);
if (*s == '.') {
if (dot) return(0);
dot++;
} else if (dot) {
if (dot++ > 3) return(0);
} else if (len == 8) return(0);
if (!ufn_imatch(*s, *p))
return(0);
++len;
}
return( ((!*s) && (*p=='/' || *p == '\0')) ? len : 0);
}
static int get_match(uint8 *unixname, uint8 *p)
{
DIR *d;
uint8 *pp;
#if 0
uint8 *p1;
int inode=0;
#endif
if (!p || !*p) return(1);
*p = '\0';
pp=p+1;
while (*pp == '/') ++pp;
#if 0
p1=strchr(pp, '/');
if (!p1) p1=pp+strlen(pp);
if (p1 > pp+4 && *(p1-4) == '.'
&& *(p1-3) == '_'
&& *(p1-2) == '_'
&& *(p1-1) == '_' ) {
*(p1-4) = '\0';
inode=atoi(pp);
*(p1-4) = '.';
}
#endif
seteuid(0);
d=opendir(unixname);
reseteuid();
if (NULL != d) {
struct dirent *dirbuff;
XDPRINTF((10, 0, "opendir OK unixname='%s' pp='%s'", unixname, pp));
*p = '/';
while ((dirbuff = readdir(d)) != (struct dirent*)NULL){
int len;
if (dirbuff->d_ino) {
XDPRINTF((10, 0, "get match found d_name='%s'", dirbuff->d_name));
if (
#if 0
(dirbuff->d_ino ==inode) ||
#endif
0 != (len=my_match(dirbuff->d_name, pp))) {
memcpy(pp, dirbuff->d_name, len);
XDPRINTF((10, 0, "get match, match OK"));
closedir(d);
return(get_match(unixname, pp+len));
}
}
}
closedir(d);
} else {
XDPRINTF((3, 0, "DOS get_match opendir failed unixname='%s'", unixname));
*p='/';
}
return(0);
}
void mangle_dos_name(NW_VOL *vol, uint8 *unixname, uint8 *pp)
{
struct stat stb;
if (!s_stat(unixname, &stb, NULL)) /* path is ok I hope */
return;
get_match(unixname, pp-1);
}
int nw_add_trustee(int dir_handle, uint8 *data, int len,
uint32 id, int trustee, int extended)
/* extended 0=add trustee to dir, 1= add ext trustee to dirs and files */
{
char unname[256];
struct stat stbuff;
NW_PATH nwpath;
int result = conn_get_kpl_path(&nwpath, &stbuff, dir_handle, data, len, 0);
if (result < 0) return(result);
xstrcpy(unname, build_unix_name(&nwpath, 0));
if (s_stat(unname, &stbuff, NULL) ||
(!extended && !S_ISDIR(stbuff.st_mode)) ) {
result = -0x9c;
} else {
NW_OIC nwoic;
nwoic.id = id;
nwoic.trustee = trustee;
result=tru_add_trustee_set(nwpath.volume, unname,
&stbuff,
1, &nwoic);
}
return(result);
}
int nw_del_trustee(int dir_handle, uint8 *data, int len,
uint32 id, int extended)
/* extended 0=del trustee from dir, 1= del ext trustee from dirs and files */
{
char unname[256];
struct stat stbuff;
NW_PATH nwpath;
int result = conn_get_kpl_path(&nwpath, &stbuff, dir_handle, data, len, 0);
if (result < 0) return(result);
xstrcpy(unname, build_unix_name(&nwpath, 0));
if (s_stat(unname, &stbuff, NULL) ||
(!extended && !S_ISDIR(stbuff.st_mode)) ) {
result = -0x9c;
} else {
result=tru_del_trustee(nwpath.volume, unname, &stbuff, id);
}
return(result);
}
int nw_set_dir_info(int dir_handle, uint8 *data, int len,
uint32 owner_id, int max_rights,
uint8 *creationdate, uint8 *creationtime)
{
char unname[256];
struct stat stbuff;
NW_PATH nwpath;
int result = conn_get_kpl_path(&nwpath, &stbuff, dir_handle, data, len,0);
if (result < 0) return(result);
xstrcpy(unname, build_unix_name(&nwpath, 0));
if (s_stat(unname, &stbuff, NULL) || !S_ISDIR(stbuff.st_mode)) {
result = -0x9c;
} else {
result=nw_utime_node(nwpath.volume, unname, &stbuff,
nw_2_un_time(creationdate, creationtime));
if (!result)
result=tru_set_inherited_mask(nwpath.volume, unname,
&stbuff, max_rights);
}
return(result);
}
int nw_scan_user_trustee(int volume, int *sequence, uint32 id,
int *access_mask, uint8 *path)
{
uint8 volname[100];
int result = nw_get_volume_name(volume, volname, sizeof(volname));
if (result > 0) {
if (*sequence==-1 || *sequence==0xffff)
*sequence=0;
result=get_volume_user_trustee(volume, id, 0, sequence,
access_mask, path);
}
return(result);
}
int nw_scan_for_trustee( int dir_handle,
int sequence,
uint8 *path,
int len,
int max_entries,
uint32 *ids,
int *trustees,
int extended)
{
char unname[256];
struct stat stbuff;
NW_PATH nwpath;
int result = conn_get_kpl_path(&nwpath, &stbuff, dir_handle, path, len,
(extended) ? 0 : 1);
if (result < 0) return(result);
xstrcpy(unname, build_unix_name(&nwpath, 0));
if (s_stat(unname, &stbuff, NULL) ||
(!extended && !S_ISDIR(stbuff.st_mode)) ) {
result = -0x9c;
} else {
result=tru_get_trustee_set(nwpath.volume, unname,
&stbuff,
sequence,
max_entries, ids, trustees);
}
return(result);
}
/* quick and dirty hack for 0.99.pl18, 25-Sep-99 */
int nw_log_file(int lock_flag,
int timeout,
int dir_handle,
int len,
char *data)
/*
* lock_flag
* -1 = remove lock
* -2 = remove lock + log
* 0 = log
* 1 = lock exclusive
* 3 = shared lock
*/
{
NW_PATH nwpath;
struct stat stbuff;
int completition = conn_get_kpl_path(&nwpath, &stbuff, dir_handle, data, len, 0);
if (completition > -1) {
char unixname[300];
xstrcpy(unixname, build_unix_name(&nwpath, 0));
seteuid(0);
completition = stat(unixname, &stbuff);
reseteuid();
if (!completition) {
if (lock_flag < 0) { /* remove lock */
if (lock_flag != -1)
completition =
share_set_file_add_rm(lock_flag, stbuff.st_dev, stbuff.st_ino);
if (!completition)
completition = share_file(stbuff.st_dev, stbuff.st_ino,
0x300, 0) ? -0xff : 0;
} else if (lock_flag == 0 || lock_flag == 1 || lock_flag == 3) {
completition =
share_set_file_add_rm(lock_flag, stbuff.st_dev, stbuff.st_ino);
if ((!completition) && lock_flag)
/* add lock */
completition = share_file(stbuff.st_dev, stbuff.st_ino,
lock_flag << 8, 1) ? -0xfe : 0;
} else
completition = -0xfb;
} else
completition = -0xff; /* not exist, errorcode TODO ! */
}
return(completition);
}
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