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mars-nwe/connect.c

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/* connect.c 04-May-96 */
/* (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 "unxfile.h"
#include <dirent.h>
#include <utime.h>
/* #define TEST_FNAME "PRINT.000"
*/
#ifdef TEST_FNAME
static int test_handle=-1;
#endif
#define DONT_KNOW_IF_OK 1
static int default_uid=-1;
static int default_gid=-1;
#include "nwvolume.h"
#include "nwfile.h"
#include "connect.h"
NW_DIR dirs[MAX_NW_DIRS];
int used_dirs=0;
static int connect_is_init = 0;
#define MAX_DIRHANDLES 80
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, *pp;
if (volume < 0 || volume >= used_nw_volumes
|| !nw_volumes[volume].unixnamlen) {
errorp(0, "build_unix_name", "volume=%d not ok\n", volume);
strcpy(unixname, "Z/Z/Z/Z"); /* */
return(unixname);
}
strcpy(unixname, (char*)nw_volumes[volume].unixname); /* first UNIXNAME VOLUME */
p = pp = unixname+strlen(unixname);
strcpy(p, (char*)nwpath->path); /* now the path */
p += strlen((char*)nwpath->path);
if ( (!(modus & 1)) && nwpath->fn[0])
strcpy(p, (char*)nwpath->fn); /* and now fn */
else if ((modus & 2) && (*(p-1) == '/')) {
if (p > unixname+1) *(--p) = '\0';
else {
*p++ = '.';
*p = '\0';
}
}
if (nw_volumes[volume].options & VOL_OPTION_DOWNSHIFT) downstr((uint8*)pp);
return(unixname);
}
static int new_dir_handle(ino_t inode, NW_PATH *nwpath)
/*
* RETURN=errorcode (<0) or dir_handle
*/
{
int rethandle;
DIR_HANDLE *fh = NULL;
time_t akttime = time(NULL);
time_t last_time = akttime;
int thandle = 0;
int nhandle = 0;
for (rethandle=0; rethandle < anz_dirhandles; rethandle++){
fh=&(dir_handles[rethandle]);
if (!fh->inode) {
if (!nhandle) nhandle = rethandle+1;
} else if (fh->inode == inode && fh->volume == nwpath->volume){
/* Dieser hat Vorrang */
if (fh->f) closedir(fh->f);
fh->f = NULL;
fh->timestamp = akttime;
nhandle = rethandle+1;
break;
} else if (fh->timestamp < last_time){
thandle = rethandle+1;
last_time = fh->timestamp;
}
}
if (!nhandle){
if (anz_dirhandles < MAX_DIRHANDLES) {
fh=&(dir_handles[anz_dirhandles]);
rethandle = ++anz_dirhandles;
} else {
fh=&(dir_handles[thandle-1]);
if (fh->f) closedir(fh->f);
fh->f = NULL;
rethandle = thandle;
}
} else rethandle=nhandle;
/* init dir_handle */
fh=&(dir_handles[rethandle-1]);
strcpy(fh->unixname, build_unix_name(nwpath, 0));
if ((fh->f = opendir(fh->unixname)) != (DIR*) NULL){
fh->kpath = fh->unixname + strlen(fh->unixname);
fh->volume = nwpath->volume;
fh->vol_options = nw_volumes[fh->volume].options;
fh->inode = inode;
fh->timestamp = akttime;
if (fh->vol_options & VOL_OPTION_REMOUNT) {
closedir(fh->f);
fh->f = NULL;
}
} else {
fh->f = (DIR*)NULL;
fh->unixname[0] = '\0';
fh->vol_options = 0;
fh->kpath = (char*)NULL;
rethandle = -0x9c;
}
return(rethandle);
}
static int free_dir_handle(int dhandle)
{
if (dhandle > 0 && --dhandle < anz_dirhandles) {
DIR_HANDLE *fh=&(dir_handles[dhandle]);
if (fh->f != (DIR*) NULL) {
closedir(fh->f);
fh->f = (DIR*)NULL;
}
fh->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, !! Abort !!",
"Cannot set default gid=%d and uid=%d" , default_gid, default_uid);
exit(1);
}
}
void set_guid(int gid, int uid)
{
char aktname[100];
if (gid > -1 && uid > -1) {
seteuid(uid);
cuserid(aktname);
} else aktname[0] = '\0';
if ( gid < 0 || uid < 0
|| seteuid(0)
|| setegid(gid) == -1
|| seteuid(uid) == -1 ) {
DPRINTF(("SET GID=%d, UID=%d failed\n", gid, uid));
set_default_guid();
} else {
if (aktname[0]) {
seteuid(0);
initgroups(aktname, gid);
if (seteuid(uid) == -1) set_default_guid();
}
XDPRINTF((5,0,"SET GID=%d, UID=%d OK", gid, uid));
}
}
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) {
sprintf(volname, "<%d=NOT-OK>", (int)p->volume);
} else strcpy(volname, (char*)nw_volumes[p->volume].sysname);
sprintf(nwpathname, "%s:%s%s", volname, p->path, p->fn);
return(nwpathname);
}
static int x_str_match(uint8 *s, uint8 *p)
{
uint8 pc, sc;
uint state = 0;
uint8 anf, ende;
int not = 0;
uint found = 0;
while ( (pc = *p++) != 0) {
switch (state){
case 0 :
switch (pc) {
case 255: if (*p == '*' || *p == '?' || *p==0xaa || *p==0xae) continue;
break;
case '\\': /* beliebiges Folgezeichen */
if (*p++ != *s++) return(0);
break;
case '?' : if ((sc = *s++) == '.') {
uint8 *pp=p;
while (*pp) {
if (*pp++ == '.') p=pp;
}
} else if (!sc) return(1); /* one character */
break;
case '.' :
if (!*s && (!*p || *p == '*' || *p == '?')) return(1);
if (pc != *s++) return(0);
if (*p == '*') return(1);
break;
case '*' :
if (!*p) return(1);
while (*s){
if (x_str_match(s, p) == 1) return(1);
++s;
}
return((*p == '.' && *(p+1) == '*') ? 1 : 0);
case '[' : if ( (*p == '!') || (*p == '^') ){
++p;
not = 1;
}
state = 1;
continue;
default : if (pc != *s++) return(0); /* normal char */
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);
}
int fn_match(uint8 *s, uint8 *p, int options)
{
uint8 *ss=s;
int len=0;
int pf=0;
for (; *ss; ss++){
if (*ss == '.') {
if (pf++) return(0); /* no 2. pouint */
len=0;
} else {
if ((pf && len > 3) || len > 8) return(0);
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));
}
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;
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;
strcpy((char*)entry, (char*)nwpath->fn);
if (soptions & VOL_OPTION_DOWNSHIFT) downstr(entry); /* now downshift chars */
nwpath->fn[0] = '\0';
strcpy(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 ((f=opendir(xkpath)) != (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);
okflag = (name[0] != '.' &&
( (entry[0] == '*' && entry[1] == '\0')
|| (!strcmp((char*)name, (char*)entry))
|| fn_match(name, entry, soptions)));
if (okflag) {
*kpath = '\0';
strcpy(kpath, (char*)name);
if (!stat(xkpath, &(fs->statb))) {
okflag = ( ( ( (fs->statb.st_mode & S_IFMT) == S_IFDIR) && (attrib & 0x10))
|| ( ( (fs->statb.st_mode & S_IFMT) != S_IFDIR) && !(attrib & 0x10)));
if (okflag){
strcpy((char*)nwpath->fn, (char*)name);
if (soptions & VOL_OPTION_DOWNSHIFT) upstr(nwpath->fn);
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 1 if OK and 0 if not OK */
{
struct dirent* dirbuff;
DIR *f;
int okflag=0;
char xkpath[256];
uint8 entry[256];
int volume = nwpath->volume;
int soptions;
if (volume < 0 || volume >= used_nw_volumes) return(0); /* something wrong */
else soptions = nw_volumes[volume].options;
strcpy((char*)entry, (char*)nwpath->fn);
if (soptions & VOL_OPTION_DOWNSHIFT) downstr(entry); /* now downshift chars */
nwpath->fn[0] = '\0';
strcpy(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 ((f=opendir(xkpath)) != (DIR*)NULL) {
char *kpath=xkpath+strlen(xkpath);
*kpath++ = '/';
if (*sequence == MAX_U16) *sequence = 0;
else seekdir(f, (long)*sequence);
while ((dirbuff = readdir(f)) != (struct dirent*)NULL){
okflag = 0;
if (dirbuff->d_ino) {
uint8 *name=(uint8*)(dirbuff->d_name);
okflag = (name[0] != '.' &&
( (entry[0] == '*' && entry[1] == '\0')
|| (!strcmp((char*)name, (char*)entry))
|| fn_match(name, entry, soptions)));
if (okflag) {
*kpath = '\0';
strcpy(kpath, (char*)name);
if (!stat(xkpath, statb)) {
okflag = ( ( ( (statb->st_mode & S_IFMT) == S_IFDIR) && (attrib & 0x10))
|| ( ( (statb->st_mode & S_IFMT) != S_IFDIR) && !(attrib & 0x10)));
if (okflag){
strcpy((char*)nwpath->fn, (char*)name);
if (soptions & VOL_OPTION_DOWNSHIFT) upstr(nwpath->fn);
XDPRINTF((5,0,"FOUND=:%s: attrib=0x%x", nwpath->fn, statb->st_mode));
break; /* ready */
}
} else okflag = 0;
}
XDPRINTF((6,0, "NAME=:%s: OKFLAG %d", name, okflag));
} /* if */
} /* while */
*sequence = (int) telldir(f);
closedir(f);
} /* if */
return(okflag);
}
static DIR *give_dh_f(DIR_HANDLE *dh)
{
if (!dh->f) {
*(dh->kpath) = '\0';
dh->f = opendir(dh->unixname);
}
return(dh->f);
}
static void release_dh_f(DIR_HANDLE *dh)
{
if (dh->f && (dh->vol_options & VOL_OPTION_REMOUNT) ) {
closedir(dh->f);
dh->f = NULL;
}
}
static int get_dh_entry(DIR_HANDLE *dh,
uint8 *search,
int *sequence,
int attrib,
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];
strmaxcpy(entry, search, 255);
if (dh->vol_options & VOL_OPTION_DOWNSHIFT) downstr(entry);
if ( (uint16)*sequence == MAX_U16) *sequence = 0;
seekdir(f, (long) *sequence);
XDPRINTF((5,0,"get_dh_entry attrib=0x%x path:%s:, entry:%s:",
attrib, dh->unixname, entry));
while ((dirbuff = readdir(f)) != (struct dirent*)NULL){
okflag = 0;
if (dirbuff->d_ino) {
uint8 *name=(uint8*)(dirbuff->d_name);
okflag = (name[0] != '.' && (
(!strcmp((char*)name, (char*)entry)) ||
(entry[0] == '*' && entry[1] == '\0')
|| fn_match(name, entry, dh->vol_options)));
if (okflag) {
strcpy(dh->kpath, (char*)name);
XDPRINTF((5,0,"get_dh_entry Name=%s unixname=%s",
name, dh->unixname));
if (!stat(dh->unixname, statb)) {
okflag = ( (( (statb->st_mode & S_IFMT) == S_IFDIR) && (attrib & 0x10))
|| (((statb->st_mode & S_IFMT) != S_IFDIR) && !(attrib & 0x10)));
if (okflag){
strcpy((char*)search, (char*)name);
if (dh->vol_options & VOL_OPTION_DOWNSHIFT) upstr(search);
break; /* ready */
}
} else okflag = 0;
}
} /* if */
} /* while */
dh->kpath[0] = '\0';
*sequence = (int) telldir(f);
release_dh_f(dh);
} /* if */
return(okflag);
}
void conn_build_path_fn( uint8 *vol,
uint8 *path,
uint8 *fn,
int *has_wild,
uint8 *data,
int len)
/* 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 > 0x60 && *data < 0x7b) {
*p1++ = *data - 0x20; /* all is upshift */
} else if (*data == 0xaa|| *data == '*' ) {
*p1++ = '*';
(*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';
p1 = path;
} else *p1++ = *data;
data++;
}
*p1 = '\0';
if (fn != NULL) { /* if with filename */
if (p != NULL){ /* exist directory-path */
strcpy((char*)fn, (char*)p);
*p = '\0';
} else { /* only filename */
strcpy((char*)fn, (char*)path);
*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[20];
conn_build_path_fn(vol, path->path,
(only_dir) ? (uint8)NULL
: path->fn,
&(path->has_wild),
data, len);
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;
break;
}
}
if (path->volume < 0) return(-0x98);
}
return(0);
}
static int nw_path_ok(NW_PATH *nwpath)
/* returns UNIX inode of path */
{
int j = 0;
NW_DIR *d=&(dirs[0]);
struct stat stbuff;
int result = -0x9c; /* wrong path */
while (j++ < (int)used_dirs){
if (d->inode && d->volume == nwpath->volume
&& !strcmp((char*)nwpath->path, (char*)d->path)){
return(d->inode);
}
d++;
} /* while */
if (!stat(build_unix_name(nwpath, 1 | 2 ), &stbuff)
&& (stbuff.st_mode & S_IFMT) == S_IFDIR) result=stbuff.st_ino;
else {
XDPRINTF((4,0, "NW_PATH_OK failed:`%s`", conn_get_nwpath_name(nwpath)));
}
return(result);
}
static int build_verz_name(NW_PATH *nwpath, /* gets complete path */
int dir_handle) /* search with dirhandle */
/* return -completition code or inode */
{
uint8 searchpath[256];
uint8 *p=searchpath;
int completition=0;
strcpy((char*)searchpath, (char*)nwpath->path); /* save path */
if (nwpath->volume > -1) { /* absolute path */
nwpath->path[0] = '\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++;
nwpath->path[0] = '\0';
} else /* get path from dir_handle */
strcpy((char*)nwpath->path, (char*)dirs[dir_handle].path);
} 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_verz_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++;
} else if (state == 9) completition= -0x9c; /* something wrong */
else if (state < 14){
if (w == '.') return(-0x9c);
else if (w == '/') state = 30;
else state++;
} else if (state == 14) completition= -0x9c; /* something wrong */
else if (state == 20){
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; /* '/' stoert hier */
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) completition = nw_path_ok(nwpath);
return(completition);
}
static int lastdirhandle=0;
int conn_get_kpl_path(NW_PATH *nwpath, 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;
#if DONT_KNOW_IF_OK
if (!dirhandle && len > 1 && *data== ':' && *(data+1) == '/') {
--len;
data++;
dirhandle = lastdirhandle;
} else if (dirhandle) lastdirhandle = dirhandle;
#endif
completition = build_path(nwpath, data, len, only_dir);
XDPRINTF((5, 0, "conn_get_kpl_path %s", conn_get_nwpath_name(nwpath)));
if (!completition) completition = build_verz_name(nwpath, dirhandle);
return(completition);
}
uint16 un_date_2_nw(time_t time, uint8 *d)
{
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 (d) U16_TO_BE16(xdate, d);
return(xdate);
}
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;
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;
return(mktime(&s_tm));
}
uint16 un_time_2_nw(time_t time, uint8 *d)
{
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 (d) U16_TO_BE16(xdate, d);
return(xdate);
}
static int get_file_attrib(NW_FILE_INFO *f, struct stat *stb,
NW_PATH *nwpath)
{
XDPRINTF((5,0, "get_file_attrib of %s", conn_get_nwpath_name(nwpath) ));
strncpy((char*)f->name, (char*)nwpath->fn, sizeof(f->name));
/* Attribute */
/* 0x20 Archive Flag */
/* 0x80 Sharable */ /* TLINK (TCC 2.0) don't like it ???? */
#if 1
if (!strcmp((char*)nwpath->fn, "TURBOC.$LN")) f->attrib = 0x20;
else f->attrib = 0x80;
#else
f->attrib = 0x20;
#endif
f->ext_attrib = 0;
un_date_2_nw(stb->st_mtime, f->create_date);
un_date_2_nw(stb->st_atime, f->acces_date );
un_date_2_nw(stb->st_mtime, f->modify_date);
un_time_2_nw(stb->st_mtime, f->modify_time);
U32_TO_BE32(stb->st_size, f->size);
return(1);
}
static int get_dir_attrib(NW_DIR_INFO *d, struct stat *stb,
NW_PATH *nwpath)
{
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 = 0x10; /* Verzeichnis */
d->ext_attrib = 0xff; /* effektive rights ?? */
un_date_2_nw(stb->st_mtime, d->create_date);
un_time_2_nw(stb->st_mtime, d->create_time);
U32_TO_BE32(1L, 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];
strcpy(unname, build_unix_name(nwpath, 0));
XDPRINTF((5,0,"DELETE FILE unname:%s:", unname));
if (get_volume_options(nwpath->volume, 1) & VOL_OPTION_IS_PIPE)
return(0); /* don't delete 'pipe commands' */
else if (get_volume_options(nwpath->volume, 1) & VOL_OPTION_READONLY)
return(-0x8a); /* don't delete 'readonly' */
if (!unlink(unname)) return(0);
return(-0x8a); /* NO Delete Privileges */
}
int nw_delete_datei(int dir_handle, uint8 *data, int len)
{
NW_PATH nwpath;
int completition = conn_get_kpl_path(&nwpath, dir_handle, data, len, 0);
if (completition > -1) {
completition = func_search_entry(&nwpath, 0x6, do_delete_file, NULL);
if (completition < 0) return(completition);
else if (!completition) return(-0xff);
}
return(completition);
}
static int do_set_file_info(NW_PATH *nwpath, FUNC_SEARCH *fs)
{
char unname[256];
NW_FILE_INFO *f=(NW_FILE_INFO*)fs->ubuf;
int voloption;
strcpy(unname, build_unix_name(nwpath, 0));
XDPRINTF((5,0,"set_file_info unname:%s:", unname));
if ((voloption = get_volume_options(nwpath->volume, 1)) & VOL_OPTION_IS_PIPE)
return(0); /* don't change 'pipe commands' */
else if (voloption & VOL_OPTION_READONLY)
return(-0x8c); /* no modify rights */
else {
struct utimbuf ut;
ut.actime = ut.modtime = nw_2_un_time(f->modify_date, f->modify_time);
if (!utime(unname, &ut)) return(0);
}
return(-0x85); /* NO Privileges */
}
int nw_set_file_information(int dir_handle, uint8 *data, int len,
int searchattrib, NW_FILE_INFO *f)
{
NW_PATH nwpath;
int completition = conn_get_kpl_path(&nwpath, 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_chmod_datei(int dir_handle, uint8 *data, int len, int modus)
{
char unname[256];
struct stat stbuff;
int completition=-0x9c;
NW_PATH nwpath;
#if DONT_KNOW_IF_OK
if (!dir_handle && len > 1 && *data== ':' && *(data+1) == '/') {
--len;
data++;
dir_handle = lastdirhandle;
} else if (dir_handle) lastdirhandle = dir_handle;
#endif
build_path(&nwpath, data, len, 0);
if (nwpath.fn[0] != '.') { /* Files with . at the beginning are not ok */
completition = build_verz_name(&nwpath, dir_handle);
}
if (completition < 0) return(completition);
strcpy(unname, build_unix_name(&nwpath, 2));
XDPRINTF((5,0,"CHMOD DATEI unname:%s:", unname));
if (!stat(unname, &stbuff)){
return(0);
}
return(-0x9c); /* wrong path */
}
int nw_mk_rd_dir(int dir_handle, uint8 *data, int len, int mode)
{
NW_PATH nwpath;
int completition = conn_get_kpl_path(&nwpath, dir_handle, data, len, !mode);
if (completition > -1) {
char unname[256];
strcpy(unname, build_unix_name(&nwpath, 2));
if (get_volume_options(nwpath.volume, 1) & VOL_OPTION_READONLY)
return(mode ? -0x84 : -0x8a);
if (mode) {
XDPRINTF((5,0,"MKDIR dirname:%s:", unname));
if (!mkdir(unname, 0777)) return(0);
completition = -0x84; /* No Create Priv.*/ /* -0x9f Direktory Aktive */
} else { /* rmdir */
int j = -1;
while (++j < (int)anz_dirhandles){
DIR_HANDLE *fh=&(dir_handles[j]);
if (fh->inode == completition && fh->f != (DIR*) NULL) {
closedir(fh->f);
fh->f = (DIR*)NULL;
}
}
XDPRINTF((5,0,"RMDIR dirname:%s:", unname));
if (!rmdir(unname)) {
NW_DIR *d=&(dirs[0]);
j = 0;
while (j++ < (int)used_dirs){
if (d->inode == completition) d->inode = 0;
d++;
}
j = -1;
while (++j < (int)anz_dirhandles){
DIR_HANDLE *fh=&(dir_handles[j]);
if (fh->inode == completition) free_dir_handle(j+1);
}
completition = 0;
} else if (errno == EEXIST)
completition = -0xa0; /* dir not empty */
else completition = -0x8a; /* No privilegs */
}
}
return(completition);
}
int mv_file(int qdirhandle, uint8 *q, int qlen,
int zdirhandle, uint8 *z, int zlen)
{
NW_PATH quellpath;
NW_PATH zielpath;
int completition=conn_get_kpl_path(&quellpath, qdirhandle, q, qlen, 0);
if (!completition > -1) {
completition=conn_get_kpl_path(&zielpath, zdirhandle, z, zlen, 0);
if (completition > -1) {
int optq = get_volume_options(quellpath.volume, 1);
int optz = get_volume_options(zielpath.volume, 1);
if ((optq & VOL_OPTION_IS_PIPE) ||
(optz & VOL_OPTION_IS_PIPE)) completition = -0x9c;
else if ((optq & VOL_OPTION_READONLY) ||
(optz & VOL_OPTION_READONLY)) completition = -0x8b;
}
if (completition > -1){
char unquelle[256];
char unziel[256];
strcpy(unquelle, build_unix_name(&quellpath,0));
strcpy(unziel, build_unix_name(&zielpath,0));
if (!link(unquelle, unziel)){
if (unlink(unquelle)) {
completition=-0x8b;
/* TODO: here completition must be no pernmissions */
unlink(unziel);
}
} else {
if (errno == EEXIST)
completition=-0x92; /* allready exist */
else if (errno == EXDEV)
completition=-0x9a; /* cross devices */
else completition=-0x9c; /* wrong path */
}
}
}
return(completition);
}
int mv_dir(int dir_handle, uint8 *q, int qlen,
uint8 *z, int zlen)
{
NW_PATH quellpath;
NW_PATH zielpath;
int completition=conn_get_kpl_path(&quellpath, dir_handle, q, qlen, 0);
if (!completition > -1){
memcpy(&zielpath, &quellpath, sizeof(NW_PATH));
strmaxcpy(zielpath.fn, z, zlen);
if (completition > -1) {
int optq = get_volume_options(quellpath.volume, 1);
int optz = get_volume_options(zielpath.volume, 1);
if ((optq & VOL_OPTION_IS_PIPE) ||
(optz & VOL_OPTION_IS_PIPE)) completition = -0x9c;
else if ((optq & VOL_OPTION_READONLY) ||
(optz & VOL_OPTION_READONLY)) completition = -0x8b;
}
if (completition > -1){
int result;
char unquelle[256];
char unziel[256];
strcpy(unquelle, build_unix_name(&quellpath, 0));
strcpy(unziel, build_unix_name(&zielpath, 0));
result = unx_mvdir((uint8 *)unquelle, (uint8 *)unziel);
XDPRINTF((2,0, "rendir result=%d, '%s'->'%s'",
result, unquelle, 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, ino_t inode,
int driveletter, int is_temp,
int new_entry, int task)
{
if (new_entry || (dir->inode && dir->is_temp != 2)) {
new_str(dir->path, path);
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();
}
}
int nw_init_connect(void)
/* Cann 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]);
strcpy((char*)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();
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 == 10) { /* GID */
default_gid = atoi((char*)buff);
} else if (what == 11) { /* UID */
default_uid = atoi((char*)buff);
} else if (what == 103) { /* Debug */
nw_debug = atoi((char*)buff);
}
} /* while */
nw_init_volumes(f);
fclose(f);
if (used_nw_volumes < 1) {
errorp(1, "No Volumes defined. Look at ini file entry 1, Abort !!", NULL);
return(-1);
}
if (stat(build_unix_name(&nwlogin, 0), &stbuff)) {
errorp(1, "Stat error LOGIN Directory, Abort !!",
"UnixPath=`%s`", build_unix_name(&nwlogin, 0));
return(-1);
}
(void)change_dir_entry(&(dirs[0]), 0, nwlogin.path, 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==0 then all is initialized
* else the temp handles of the actuell task and greater
* are deleted. I hope it is right. !??
*/
{
if (!task) return(nw_init_connect());
else {
NW_DIR *d = &(dirs[0]);
int k = used_dirs;
while (k--) {
if (d->is_temp && d->task >= task) {
xfree(d->path);
d->volume = 0;
d->inode = 0;
d->is_temp = 0;
d->drive = 0;
}
d++;
}
}
return(0);
}
int xinsert_new_dir(int volume, uint8 *path, int inode, int drive, int is_temp, int task)
{
int j = 0;
time_t lowtime = time(NULL);
int freehandle = 0;
int timedhandle = 0;
/* first look, whether drive is allready in use */
for (j = 0; j < (int)used_dirs; j++) {
NW_DIR *d = &(dirs[j]);
if (d->inode && !is_temp && !d->is_temp && (int)d->drive == drive) {
(void)change_dir_entry(d, volume, path, inode, drive, is_temp, 1, task);
return(++j);
} else if (!d->inode) freehandle = j+1;
else if (d->is_temp && d->timestamp < lowtime) {
timedhandle = j+1;
lowtime = d->timestamp;
}
}
if (!freehandle && used_dirs < MAX_NW_DIRS) freehandle = ++used_dirs;
if (!freehandle) freehandle = timedhandle;
if (freehandle){
(void)change_dir_entry(&(dirs[freehandle-1]),
volume, path, 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 */
}
int insert_new_dir(NW_PATH *nwpath, int inode, int drive, int is_temp, int task)
{
return(xinsert_new_dir(nwpath->volume, nwpath->path,
inode, drive, is_temp, task));
}
int nw_search(uint8 *info,
int dirhandle, int searchsequence,
int search_attrib, uint8 *data, int len)
{
NW_PATH nwpath;
int completition= conn_get_kpl_path(&nwpath, 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;
if (get_dir_entry(&nwpath,
&searchsequence,
search_attrib,
&stbuff)){
#if 1
if ( (stbuff.st_mode & S_IFMT) == S_IFDIR) {
#else
if (search_attrib & 0x10) {
#endif
get_dir_attrib((NW_DIR_INFO*)info, &stbuff,
&nwpath);
} else {
get_file_attrib((NW_FILE_INFO*)info, &stbuff,
&nwpath);
}
return(searchsequence);
} else return(-0xff); /* not found */
} else return(completition); /* wrong path */
}
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]);
struct stat stbuff;
if (get_dh_entry(dh,
nwpath.fn,
&searchsequence,
search_attrib,
&stbuff)){
#if 1
if ( (stbuff.st_mode & S_IFMT) == S_IFDIR) {
#else
if (search_attrib & 0x10) {
#endif
get_dir_attrib((NW_DIR_INFO*)info, &stbuff,
&nwpath);
} else {
get_file_attrib((NW_FILE_INFO*)info, &stbuff,
&nwpath);
}
return(searchsequence);
} else return(-0xff); /* not found */
} else return(completition); /* wrong path */
}
int nw_alloc_dir_handle( int dir_handle, /* Suche ab Pfad dirhandle */
uint8 *data, /* zusaetzl. Pfad */
int len, /* L<>nge DATA */
int driveletter, /* A .. Z normal */
int is_temphandle, /* temporaeres Handle 1 */
/* spez. temp Handle 2 */
int task) /* Prozess Task */
{
NW_PATH nwpath;
int inode=conn_get_kpl_path(&nwpath, dir_handle, data, len, 1);
if (inode > -1)
inode = insert_new_dir(&nwpath, inode, driveletter, is_temphandle, task);
XDPRINTF((5,0,"Allocate %shandle:%s, Handle=%d, drive=%d, result=0x%x",
(is_temphandle) ? "Temp" : "Perm", conn_get_nwpath_name(&nwpath),
dir_handle, driveletter, 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 ACCES Rights
*/
{
NW_PATH nwpath;
int completition = conn_get_kpl_path(&nwpath, 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((ino_t)completition, &nwpath);
if (completition > -1) {
DIR_HANDLE *fh = &(dir_handles[completition-1]);
*volume = fh->volume;
*dir_id = completition;
*searchsequence = MAX_U16;
completition = 0xff; /* Alle Rechte */
}
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)
{
if (dir_handle && --dir_handle < (int)used_dirs) {
NW_DIR *d=&(dirs[dir_handle]);
if (!d->inode) return(-0x9b); /* wrong handle */
else {
d->inode = 0;
xfree(d->path);
}
return(0);
} else return(-0x9b); /* wrong 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;
int inode = conn_get_kpl_path(&nwpath, dir_handle, data, len, 1);
if (inode > -1){
if (targetdir > 0 && --targetdir < used_dirs
&& dirs[targetdir].is_temp != 2) { /* not a spez. temphandle */
XDPRINTF((5,0,"Change dhandle:%d -> `%s`", targetdir+1, conn_get_nwpath_name(&nwpath)));
return(change_dir_entry(&dirs[targetdir], nwpath.volume, nwpath.path, inode, -1, -1, 0, task));
/* here the existing handle is only modified */
} else return(-0x9b); /* BAD DIR Handle */
}
return(inode); /* invalid PATH */
}
int nw_get_directory_path(int dir_handle, uint8 *name)
{
int result = -0x9b;
name[0] = '\0';
if (dir_handle > 0 && --dir_handle < (int)used_dirs) {
int volume = dirs[dir_handle].volume;
if (volume > -1 && volume < used_nw_volumes){
result=sprintf((char*)name, "%s:%s", nw_volumes[volume].sysname, dirs[dir_handle].path);
if (name[result-1] == '/') name[--result] = '\0';
} 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) {
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, dir_handle, data, len,
(modus) ? 0 : 1);
if (completition < 0) return(completition);
strcpy(unname, build_unix_name(&nwpath, 0));
if (stat(unname, &stbuff) ||
(!modus && (stbuff.st_mode & S_IFMT) != S_IFDIR) ) {
completition = -0x9c;
} else completition=0xff; /* all rights */
return(completition);
}
int nw_creat_open_file(int dir_handle, uint8 *data, int len,
NW_FILE_INFO *info, int attrib, int access,
int creatmode)
/*
* creatmode: 0 = open | 1 = creat | 2 = creatnew & 4 == save handle
* attrib ??
* access: 0x1=read, 0x2=write
*/
{
NW_PATH nwpath;
int completition = conn_get_kpl_path(&nwpath, dir_handle, data, len, 0);
if (completition > -1) {
struct stat stbuff;
completition=file_creat_open(nwpath.volume, (uint8*)build_unix_name(&nwpath, 0),
&stbuff, attrib, access, creatmode);
if (completition > -1)
get_file_attrib(info, &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;
int searchsequence = MAX_U16;
uint16 dirsequenz = GET_BE16(subnr);
uint16 aktsequenz = 0;
uint8 dirname[256];
if (!dirsequenz) dirsequenz++;
strcpy((char*)dirname, (char*)wild);
XDPRINTF((5,0,"SCAN_DIR: rights = 0x%x, subnr = %d",
(int)rights, (int)GET_BE16(subnr)));
if (*dirname) {
while ( get_dh_entry( dh,
dirname,
&searchsequence,
0x10,
&stbuff) ) {
XDPRINTF((5,0,"SCAN_DIR: von %s, found %s:", dh->unixname, dirname));
if (++aktsequenz == dirsequenz) { /* actual found */
U16_TO_BE16(aktsequenz, subnr);
strncpy((char*)subname, (char*)dirname, 16);
U32_TO_BE32(1L, owner); /* erstmal */
un_date_2_nw(stbuff.st_mtime, subdatetime);
un_time_2_nw(stbuff.st_mtime, subdatetime+2);
return(0xff);
}
strcpy((char*)dirname, (char*)wild);
} /* while */
} else {
strcpy(dh->kpath, ".");
if (!stat(dh->unixname, &stbuff)) {
U16_TO_BE16(1, subnr);
memset(subname, 0, 16);
U32_TO_BE32(1L, owner);
un_date_2_nw(stbuff.st_mtime, subdatetime);
un_time_2_nw(stbuff.st_mtime, subdatetime+2);
return(0xff);
}
}
/* 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));
}
typedef struct {
uint8 time[2];
uint8 date[2];
uint8 id[4];
} NW_FILE_DATES_INFO;
typedef struct {
uint8 subdir[4];
uint8 attributes[4]; /* 0x20,0,0,0 File */
uint8 uniqueid; /* 0 */
uint8 flags; /* 0x18 */
uint8 namespace; /* 0 */
uint8 namlen;
uint8 name[12];
NW_FILE_DATES_INFO created;
NW_FILE_DATES_INFO archived;
NW_FILE_DATES_INFO updated;
uint8 size[4];
uint8 reserved_1[44];
uint8 inherited_rights_mask[2];
uint8 last_access_date[2];
uint8 reserved_2[28];
} NW_DOS_FILE_INFO;
void xun_date_2_nw(time_t time, uint8 *d)
{
uint16 i = un_date_2_nw(time, NULL);
memcpy(d, &i, 2);
}
void xun_time_2_nw(time_t time, uint8 *d)
{
uint16 i = un_time_2_nw(time, NULL);
memcpy(d, &i, 2);
}
static void get_dos_file_attrib(NW_DOS_FILE_INFO *f,
struct stat *stb,
NW_PATH *nwpath)
{
f->namlen=min(strlen((char*)nwpath->fn), 12);
strncpy((char*)f->name, (char*)nwpath->fn, f->namlen);
/* Attribute */
/* 0x20 Archive Flag */
/* 0x80 Sharable */
f->attributes[0] = 0x20;
xun_date_2_nw(stb->st_mtime, f->created.date);
xun_time_2_nw(stb->st_mtime, f->created.time);
U32_TO_BE32(1, f->created.id);
memcpy(&(f->updated), &(f->created), sizeof(NW_DOS_FILE_INFO));
xun_date_2_nw(stb->st_atime, f->last_access_date);
memcpy(f->size, &(stb->st_size), 4);
}
typedef struct {
uint8 subdir[4];
uint8 attributes[4]; /* 0x10,0,0,0 DIR */
uint8 uniqueid; /* 0 */
uint8 flags; /* 0x14 or 0x1c */
uint8 namespace; /* 0 */
uint8 namlen;
uint8 name[12];
NW_FILE_DATES_INFO created;
NW_FILE_DATES_INFO archived;
uint8 modify_time[2];
uint8 modify_date[2];
uint8 next_trustee[4];
uint8 reserved_1[48];
uint8 max_space[4];
uint8 inherited_rights_mask[2];
uint8 reserved_2[26];
} NW_DOS_DIR_INFO;
static void get_dos_dir_attrib(NW_DOS_DIR_INFO *f,
struct stat *stb,
NW_PATH *nwpath)
{
f->namlen=min(strlen((char*)nwpath->fn), 12);
strncpy((char*)f->name, (char*)nwpath->fn, f->namlen);
f->attributes[0] = 0x10; /* Dir */
xun_date_2_nw(stb->st_mtime, f->created.date);
xun_time_2_nw(stb->st_mtime, f->created.time);
U32_TO_BE32(1, f->created.id);
xun_date_2_nw(stb->st_mtime, f->modify_date);
xun_time_2_nw(stb->st_mtime, f->modify_time);
U32_TO_BE32(MAX_U32, f->max_space);
}
typedef struct {
uint8 searchsequence[4];
union {
NW_DOS_DIR_INFO d;
NW_DOS_FILE_INFO f;
} u;
} NW_SCAN_DIR_INFO;
int nw_scan_a_directory(uint8 *rdata,
int dirhandle,
uint8 *data,
int len,
int searchattrib,
uint32 searchbeg) /* 32 bit */
{
NW_PATH nwpath;
int completition = conn_get_kpl_path(&nwpath, 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) {
struct stat stbuff;
int searchsequence = (searchbeg == MAX_U32) ? MAX_U16 : searchbeg;
if (get_dir_entry(&nwpath,
&searchsequence,
searchattrib,
&stbuff)){
NW_SCAN_DIR_INFO *scif = (NW_SCAN_DIR_INFO*)rdata;
memset(rdata, 0, sizeof(NW_SCAN_DIR_INFO));
U32_TO_BE32((uint32)searchsequence, scif->searchsequence);
if ( (stbuff.st_mode & S_IFMT) == S_IFDIR) {
get_dos_dir_attrib(&(scif->u.d), &stbuff,
&nwpath);
} else {
get_dos_file_attrib(&(scif->u.f), &stbuff,
&nwpath);
}
return(sizeof(NW_SCAN_DIR_INFO));
} else return(-0xff); /* not found */
} else return(completition); /* wrong path */
}
int nw_scan_a_root_dir(uint8 *rdata,
int dirhandle)
{
NW_PATH nwpath;
uint8 data[2];
int completition = conn_get_kpl_path(&nwpath, dirhandle, data, 0, 1);
XDPRINTF((5,0,"nw_scan_a_directory_2 path:%s:, fn:%s:, completition:0x%x",
nwpath.path, nwpath.fn, completition));
if (completition > -1) {
struct stat stbuff;
if (!stat(build_unix_name(&nwpath, 2), &stbuff)) {
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);
return(sizeof(NW_DOS_DIR_INFO));
} else return(-0xff); /* not found */
} else return(completition); /* wrong path */
}
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