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3.15b
/* userdat.c */
/* Synchronet user data-related routines (exported) */
/* $Id: userdat.c,v 1.1.1.2 2018/04/24 16:42:46 root Exp $ */
/****************************************************************************
* @format.tab-size 4 (Plain Text/Source Code File Header) *
* @format.use-tabs true (see http://www.synchro.net/ptsc_hdr.html) *
* *
* Copyright 2011 Rob Swindell - http://www.synchro.net/copyright.html *
* *
* 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. *
* See the GNU General Public License for more details: gpl.txt or *
* http://www.fsf.org/copyleft/gpl.html *
* *
* Anonymous FTP access to the most recent released source is available at *
* ftp://vert.synchro.net, ftp://cvs.synchro.net and ftp://ftp.synchro.net *
* *
* Anonymous CVS access to the development source and modification history *
* is available at cvs.synchro.net:/cvsroot/sbbs, example: *
* cvs -d :pserver:[email protected]:/cvsroot/sbbs login *
* (just hit return, no password is necessary) *
* cvs -d :pserver:[email protected]:/cvsroot/sbbs checkout src *
* *
* For Synchronet coding style and modification guidelines, see *
* http://www.synchro.net/source.html *
* *
* You are encouraged to submit any modifications (preferably in Unix diff *
* format) via e-mail to [email protected] *
* *
* Note: If this box doesn't appear square, then you need to fix your tabs. *
****************************************************************************/
#include "sbbs.h"
#include "cmdshell.h"
#ifndef USHRT_MAX
#define USHRT_MAX ((unsigned short)~0)
#endif
/* convenient space-saving global variables */
char* crlf="\r\n";
char* nulstr="";
#define VALID_CFG(cfg) (cfg!=NULL && cfg->size==sizeof(scfg_t))
/****************************************************************************/
/* Looks for a perfect match amoung all usernames (not deleted users) */
/* Makes dots and underscores synomynous with spaces for comparisions */
/* Returns the number of the perfect matched username or 0 if no match */
/****************************************************************************/
uint DLLCALL matchuser(scfg_t* cfg, const char *name, BOOL sysop_alias)
{
int file,c;
char* p;
char dat[LEN_ALIAS+2];
char str[256];
char tmp[256];
ulong l,length;
FILE* stream;
if(!VALID_CFG(cfg) || name==NULL)
return(0);
if(sysop_alias &&
(!stricmp(name,"SYSOP") || !stricmp(name,"POSTMASTER") || !stricmp(name,cfg->sys_id)))
return(1);
SAFEPRINTF(str,"%suser/name.dat",cfg->data_dir);
if((file=nopen(str,O_RDONLY))==-1)
return(0);
length=(long)filelength(file);
if((stream=fdopen(file,"rb"))==NULL)
return(0);
for(l=0;l<length;l+=LEN_ALIAS+2) {
fread(dat,sizeof(dat),1,stream);
for(c=0;c<LEN_ALIAS;c++)
if(dat[c]==ETX) break;
dat[c]=0;
if(!stricmp(dat,name))
break;
/* convert dots to spaces */
strcpy(str,dat);
REPLACE_CHARS(str,'.',' ',p);
if(!stricmp(str,name))
break;
/* convert spaces to dots */
strcpy(str,dat);
REPLACE_CHARS(str,' ','.',p);
if(!stricmp(str,name))
break;
/* convert dots to underscores */
strcpy(str,dat);
REPLACE_CHARS(str,'.','_',p);
if(!stricmp(str,name))
break;
/* convert underscores to dots */
strcpy(str,dat);
REPLACE_CHARS(str,'_','.',p);
if(!stricmp(str,name))
break;
/* convert spaces to underscores */
strcpy(str,dat);
REPLACE_CHARS(str,' ','_',p);
if(!stricmp(str,name))
break;
/* convert underscores to spaces */
strcpy(str,dat);
REPLACE_CHARS(str,'_',' ',p);
if(!stricmp(str,name))
break;
/* strip spaces (from both) */
strip_space(dat,str);
strip_space(name,tmp);
if(!stricmp(str,tmp))
break;
}
fclose(stream);
if(l<length)
return((l/(LEN_ALIAS+2))+1);
return(0);
}
/****************************************************************************/
uint DLLCALL total_users(scfg_t* cfg)
{
char str[MAX_PATH+1];
uint total_users=0;
int file;
long l,length;
if(!VALID_CFG(cfg))
return(0);
SAFEPRINTF(str,"%suser/user.dat", cfg->data_dir);
if((file=nopen(str,O_RDONLY|O_DENYNONE))==-1)
return(0);
length=(long)filelength(file);
for(l=0;l<length;l+=U_LEN) {
lseek(file,l+U_MISC,SEEK_SET);
if(read(file,str,8)!=8)
continue;
getrec(str,0,8,str);
if(ahtoul(str)&(DELETED|INACTIVE))
continue;
total_users++;
}
close(file);
return(total_users);
}
/****************************************************************************/
/* Returns the number of the last user in user.dat (deleted ones too) */
/****************************************************************************/
uint DLLCALL lastuser(scfg_t* cfg)
{
char str[256];
long length;
if(!VALID_CFG(cfg))
return(0);
SAFEPRINTF(str,"%suser/user.dat", cfg->data_dir);
if((length=(long)flength(str))>0)
return((uint)(length/U_LEN));
return(0);
}
/****************************************************************************/
/* Deletes last user record in user.dat */
/****************************************************************************/
BOOL DLLCALL del_lastuser(scfg_t* cfg)
{
char str[256];
int file;
long length;
if(!VALID_CFG(cfg))
return(FALSE);
SAFEPRINTF(str,"%suser/user.dat", cfg->data_dir);
if((file=nopen(str,O_RDWR|O_DENYNONE))==-1)
return(FALSE);
length=(long)filelength(file);
if(length<U_LEN) {
close(file);
return(FALSE);
}
chsize(file,length-U_LEN);
close(file);
return(TRUE);
}
/****************************************************************************/
/* Fills the structure 'user' with info for user.number from user.dat */
/* Called from functions useredit, waitforcall and main_sec */
/****************************************************************************/
int DLLCALL getuserdat(scfg_t* cfg, user_t *user)
{
char userdat[U_LEN+1],str[U_LEN+1];
int i,file;
unsigned user_number;
if(user==NULL)
return(-1);
user_number=user->number;
memset(user,0,sizeof(user_t));
if(!VALID_CFG(cfg) || user_number<1)
return(-1);
SAFEPRINTF(userdat,"%suser/user.dat",cfg->data_dir);
if((file=nopen(userdat,O_RDONLY|O_DENYNONE))==-1)
return(errno);
if(user_number > (unsigned)(filelength(file)/U_LEN)) {
close(file);
return(-1); /* no such user record */
}
lseek(file,(long)((long)(user_number-1)*U_LEN),SEEK_SET);
i=0;
while(i<LOOP_NODEDAB
&& lock(file,(long)((long)(user_number-1)*U_LEN),U_LEN)==-1) {
if(i)
mswait(100);
i++;
}
if(i>=LOOP_NODEDAB) {
close(file);
return(-2);
}
if(read(file,userdat,U_LEN)!=U_LEN) {
unlock(file,(long)((long)(user_number-1)*U_LEN),U_LEN);
close(file);
return(-3);
}
unlock(file,(long)((long)(user_number-1)*U_LEN),U_LEN);
close(file);
/* order of these function calls is irrelevant */
getrec(userdat,U_ALIAS,LEN_ALIAS,user->alias);
getrec(userdat,U_NAME,LEN_NAME,user->name);
getrec(userdat,U_HANDLE,LEN_HANDLE,user->handle);
getrec(userdat,U_NOTE,LEN_NOTE,user->note);
getrec(userdat,U_COMP,LEN_COMP,user->comp);
getrec(userdat,U_COMMENT,LEN_COMMENT,user->comment);
getrec(userdat,U_NETMAIL,LEN_NETMAIL,user->netmail);
getrec(userdat,U_ADDRESS,LEN_ADDRESS,user->address);
getrec(userdat,U_LOCATION,LEN_LOCATION,user->location);
getrec(userdat,U_ZIPCODE,LEN_ZIPCODE,user->zipcode);
getrec(userdat,U_PASS,LEN_PASS,user->pass);
getrec(userdat,U_PHONE,LEN_PHONE,user->phone);
getrec(userdat,U_BIRTH,LEN_BIRTH,user->birth);
getrec(userdat,U_MODEM,LEN_MODEM,user->modem);
getrec(userdat,U_LASTON,8,str); user->laston=ahtoul(str);
getrec(userdat,U_FIRSTON,8,str); user->firston=ahtoul(str);
getrec(userdat,U_EXPIRE,8,str); user->expire=ahtoul(str);
getrec(userdat,U_PWMOD,8,str); user->pwmod=ahtoul(str);
getrec(userdat,U_NS_TIME,8,str);
user->ns_time=ahtoul(str);
if(user->ns_time<0x20000000L)
user->ns_time=user->laston; /* Fix for v2.00->v2.10 */
getrec(userdat,U_LOGONTIME,8,str); user->logontime=ahtoul(str);
getrec(userdat,U_LOGONS,5,str); user->logons=atoi(str);
getrec(userdat,U_LTODAY,5,str); user->ltoday=atoi(str);
getrec(userdat,U_TIMEON,5,str); user->timeon=atoi(str);
getrec(userdat,U_TEXTRA,5,str); user->textra=atoi(str);
getrec(userdat,U_TTODAY,5,str); user->ttoday=atoi(str);
getrec(userdat,U_TLAST,5,str); user->tlast=atoi(str);
getrec(userdat,U_POSTS,5,str); user->posts=atoi(str);
getrec(userdat,U_EMAILS,5,str); user->emails=atoi(str);
getrec(userdat,U_FBACKS,5,str); user->fbacks=atoi(str);
getrec(userdat,U_ETODAY,5,str); user->etoday=atoi(str);
getrec(userdat,U_PTODAY,5,str); user->ptoday=atoi(str);
getrec(userdat,U_ULB,10,str); user->ulb=atol(str);
getrec(userdat,U_ULS,5,str); user->uls=atoi(str);
getrec(userdat,U_DLB,10,str); user->dlb=atol(str);
getrec(userdat,U_DLS,5,str); user->dls=atoi(str);
getrec(userdat,U_CDT,10,str); user->cdt=atol(str);
getrec(userdat,U_MIN,10,str); user->min=atol(str);
getrec(userdat,U_LEVEL,2,str); user->level=atoi(str);
getrec(userdat,U_FLAGS1,8,str); user->flags1=ahtoul(str);
getrec(userdat,U_FLAGS2,8,str); user->flags2=ahtoul(str);
getrec(userdat,U_FLAGS3,8,str); user->flags3=ahtoul(str);
getrec(userdat,U_FLAGS4,8,str); user->flags4=ahtoul(str);
getrec(userdat,U_EXEMPT,8,str); user->exempt=ahtoul(str);
getrec(userdat,U_REST,8,str); user->rest=ahtoul(str);
getrec(userdat,U_ROWS,2,str); user->rows=atoi(str);
if(user->rows && user->rows<10)
user->rows=10;
user->sex=userdat[U_SEX];
if(!user->sex)
user->sex=' '; /* fix for v1b04 that could save as 0 */
user->prot=userdat[U_PROT];
if(user->prot<' ')
user->prot=' ';
getrec(userdat,U_MISC,8,str); user->misc=ahtoul(str);
if(user->rest&FLAG('Q'))
user->misc&=~SPIN;
getrec(userdat,U_LEECH,2,str);
user->leech=(uchar)ahtoul(str);
getrec(userdat,U_CURSUB,sizeof(user->cursub)-1,user->cursub);
getrec(userdat,U_CURDIR,sizeof(user->curdir)-1,user->curdir);
getrec(userdat,U_CURXTRN,8,user->curxtrn);
getrec(userdat,U_FREECDT,10,str);
user->freecdt=atol(str);
getrec(userdat,U_XEDIT,8,str);
for(i=0;i<cfg->total_xedits;i++)
if(!stricmp(str,cfg->xedit[i]->code) && chk_ar(cfg,cfg->xedit[i]->ar,user,/* client: */NULL))
break;
user->xedit=i+1;
if(user->xedit>cfg->total_xedits)
user->xedit=0;
getrec(userdat,U_SHELL,8,str);
for(i=0;i<cfg->total_shells;i++)
if(!stricmp(str,cfg->shell[i]->code))
break;
if(i==cfg->total_shells)
i=0;
user->shell=i;
getrec(userdat,U_QWK,8,str);
if(str[0]<' ') { /* v1c, so set defaults */
if(user->rest&FLAG('Q'))
user->qwk=QWK_DEFAULT|QWK_RETCTLA;
else
user->qwk=QWK_DEFAULT;
}
else
user->qwk=ahtoul(str);
getrec(userdat,U_TMPEXT,3,user->tmpext);
if((!user->tmpext[0] || !strcmp(user->tmpext,"0")) && cfg->total_fcomps)
strcpy(user->tmpext,cfg->fcomp[0]->ext); /* For v1x to v2x conversion */
getrec(userdat,U_CHAT,8,str);
user->chat=ahtoul(str);
user->number=user_number; /* Signal of success */
/* Reset daily stats if not already logged on today */
if(user->ltoday || user->etoday || user->ptoday || user->ttoday) {
time_t now;
struct tm now_tm;
struct tm logon_tm;
now=time(NULL);
if(localtime_r(&now, &now_tm)!=NULL
&& localtime_r(&user->logontime, &logon_tm)!=NULL) {
if(now_tm.tm_year!=logon_tm.tm_year
|| now_tm.tm_mon!=logon_tm.tm_mon
|| now_tm.tm_mday!=logon_tm.tm_mday)
resetdailyuserdat(cfg,user,/* write: */FALSE);
}
}
return(0);
}
/****************************************************************************/
/****************************************************************************/
static void dirtyuserdat(scfg_t* cfg, uint usernumber)
{
int i,file;
node_t node;
for(i=1;i<=cfg->sys_nodes;i++) { /* instant user data update */
// if(i==cfg->node_num)
// continue;
getnodedat(cfg, i,&node,NULL);
if(node.useron==usernumber && (node.status==NODE_INUSE
|| node.status==NODE_QUIET)) {
getnodedat(cfg, i,&node,&file);
node.misc|=NODE_UDAT;
putnodedat(cfg, i,&node,file);
break;
}
}
}
/****************************************************************************/
/* Writes into user.number's slot in user.dat data in structure 'user' */
/* Called from functions newuser, useredit and main */
/****************************************************************************/
int DLLCALL putuserdat(scfg_t* cfg, user_t* user)
{
int i,file;
char userdat[U_LEN],str[MAX_PATH+1];
if(user==NULL)
return(-1);
if(!VALID_CFG(cfg) || user->number<1)
return(-1);
memset(userdat,ETX,U_LEN);
putrec(userdat,U_ALIAS,LEN_ALIAS+5,user->alias);
putrec(userdat,U_NAME,LEN_NAME,user->name);
putrec(userdat,U_HANDLE,LEN_HANDLE,user->handle);
putrec(userdat,U_HANDLE+LEN_HANDLE,2,crlf);
putrec(userdat,U_NOTE,LEN_NOTE,user->note);
putrec(userdat,U_COMP,LEN_COMP,user->comp);
putrec(userdat,U_COMP+LEN_COMP,2,crlf);
putrec(userdat,U_COMMENT,LEN_COMMENT,user->comment);
putrec(userdat,U_COMMENT+LEN_COMMENT,2,crlf);
putrec(userdat,U_NETMAIL,LEN_NETMAIL,user->netmail);
putrec(userdat,U_NETMAIL+LEN_NETMAIL,2,crlf);
putrec(userdat,U_ADDRESS,LEN_ADDRESS,user->address);
putrec(userdat,U_LOCATION,LEN_LOCATION,user->location);
putrec(userdat,U_ZIPCODE,LEN_ZIPCODE,user->zipcode);
putrec(userdat,U_ZIPCODE+LEN_ZIPCODE,2,crlf);
putrec(userdat,U_PASS,LEN_PASS,user->pass);
putrec(userdat,U_PHONE,LEN_PHONE,user->phone);
putrec(userdat,U_BIRTH,LEN_BIRTH,user->birth);
putrec(userdat,U_MODEM,LEN_MODEM,user->modem);
putrec(userdat,U_LASTON,8,ultoa(user->laston,str,16));
putrec(userdat,U_FIRSTON,8,ultoa(user->firston,str,16));
putrec(userdat,U_EXPIRE,8,ultoa(user->expire,str,16));
putrec(userdat,U_PWMOD,8,ultoa(user->pwmod,str,16));
putrec(userdat,U_PWMOD+8,2,crlf);
putrec(userdat,U_LOGONS,5,ultoa(user->logons,str,10));
putrec(userdat,U_LTODAY,5,ultoa(user->ltoday,str,10));
putrec(userdat,U_TIMEON,5,ultoa(user->timeon,str,10));
putrec(userdat,U_TEXTRA,5,ultoa(user->textra,str,10));
putrec(userdat,U_TTODAY,5,ultoa(user->ttoday,str,10));
putrec(userdat,U_TLAST,5,ultoa(user->tlast,str,10));
putrec(userdat,U_POSTS,5,ultoa(user->posts,str,10));
putrec(userdat,U_EMAILS,5,ultoa(user->emails,str,10));
putrec(userdat,U_FBACKS,5,ultoa(user->fbacks,str,10));
putrec(userdat,U_ETODAY,5,ultoa(user->etoday,str,10));
putrec(userdat,U_PTODAY,5,ultoa(user->ptoday,str,10));
putrec(userdat,U_PTODAY+5,2,crlf);
putrec(userdat,U_ULB,10,ultoa(user->ulb,str,10));
putrec(userdat,U_ULS,5,ultoa(user->uls,str,10));
putrec(userdat,U_DLB,10,ultoa(user->dlb,str,10));
putrec(userdat,U_DLS,5,ultoa(user->dls,str,10));
putrec(userdat,U_CDT,10,ultoa(user->cdt,str,10));
putrec(userdat,U_MIN,10,ultoa(user->min,str,10));
putrec(userdat,U_MIN+10,2,crlf);
putrec(userdat,U_LEVEL,2,ultoa(user->level,str,10));
putrec(userdat,U_FLAGS1,8,ultoa(user->flags1,str,16));
putrec(userdat,U_TL,2,nulstr); /* unused */
putrec(userdat,U_FLAGS2,8,ultoa(user->flags2,str,16));
putrec(userdat,U_EXEMPT,8,ultoa(user->exempt,str,16));
putrec(userdat,U_REST,8,ultoa(user->rest,str,16));
putrec(userdat,U_REST+8,2,crlf);
putrec(userdat,U_ROWS,2,ultoa(user->rows,str,10));
userdat[U_SEX]=user->sex;
userdat[U_PROT]=user->prot;
putrec(userdat,U_MISC,8,ultoa(user->misc,str,16));
putrec(userdat,U_LEECH,2,ultoa(user->leech,str,16));
putrec(userdat,U_CURSUB,sizeof(user->cursub)-1,user->cursub);
putrec(userdat,U_CURDIR,sizeof(user->curdir)-1,user->curdir);
putrec(userdat,U_CURXTRN,8,user->curxtrn);
putrec(userdat,U_CURXTRN+8,2,crlf);
putrec(userdat,U_XFER_CMD+LEN_XFER_CMD,2,crlf);
putrec(userdat,U_MAIL_CMD+LEN_MAIL_CMD,2,crlf);
putrec(userdat,U_FREECDT,10,ultoa(user->freecdt,str,10));
putrec(userdat,U_FLAGS3,8,ultoa(user->flags3,str,16));
putrec(userdat,U_FLAGS4,8,ultoa(user->flags4,str,16));
if(user->xedit)
putrec(userdat,U_XEDIT,8,cfg->xedit[user->xedit-1]->code);
else
putrec(userdat,U_XEDIT,8,nulstr);
putrec(userdat,U_SHELL,8,cfg->shell[user->shell]->code);
putrec(userdat,U_QWK,8,ultoa(user->qwk,str,16));
putrec(userdat,U_TMPEXT,3,user->tmpext);
putrec(userdat,U_CHAT,8,ultoa(user->chat,str,16));
putrec(userdat,U_NS_TIME,8,ultoa(user->ns_time,str,16));
putrec(userdat,U_LOGONTIME,8,ultoa(user->logontime,str,16));
putrec(userdat,U_UNUSED,U_LEN-(U_UNUSED)-2,crlf);
putrec(userdat,U_UNUSED+(U_LEN-(U_UNUSED)-2),2,crlf);
SAFEPRINTF(str,"%suser/user.dat", cfg->data_dir);
if((file=nopen(str,O_RDWR|O_CREAT|O_DENYNONE))==-1) {
return(errno);
}
if(filelength(file)<((long)user->number-1)*U_LEN) {
close(file);
return(-4);
}
lseek(file,(long)((long)((long)user->number-1)*U_LEN),SEEK_SET);
i=0;
while(i<LOOP_NODEDAB
&& lock(file,(long)((long)(user->number-1)*U_LEN),U_LEN)==-1) {
if(i)
mswait(100);
i++;
}
if(i>=LOOP_NODEDAB) {
close(file);
return(-2);
}
if(write(file,userdat,U_LEN)!=U_LEN) {
unlock(file,(long)((long)(user->number-1)*U_LEN),U_LEN);
close(file);
return(-3);
}
unlock(file,(long)((long)(user->number-1)*U_LEN),U_LEN);
close(file);
dirtyuserdat(cfg,user->number);
return(0);
}
/****************************************************************************/
/* Returns the username in 'str' that corresponds to the 'usernumber' */
/* Called from functions everywhere */
/****************************************************************************/
char* DLLCALL username(scfg_t* cfg, int usernumber, char *name)
{
char str[256];
int c;
int file;
if(name==NULL)
return(NULL);
if(!VALID_CFG(cfg) || usernumber<1) {
name[0]=0;
return(name);
}
SAFEPRINTF(str,"%suser/name.dat",cfg->data_dir);
if(flength(str)<1L) {
name[0]=0;
return(name);
}
if((file=nopen(str,O_RDONLY))==-1) {
name[0]=0;
return(name);
}
if(filelength(file)<(long)((long)usernumber*(LEN_ALIAS+2))) {
close(file);
name[0]=0;
return(name);
}
lseek(file,(long)((long)(usernumber-1)*(LEN_ALIAS+2)),SEEK_SET);
read(file,name,LEN_ALIAS);
close(file);
for(c=0;c<LEN_ALIAS;c++)
if(name[c]==ETX) break;
name[c]=0;
if(!c)
strcpy(name,"DELETED USER");
return(name);
}
/****************************************************************************/
/* Puts 'name' into slot 'number' in user/name.dat */
/****************************************************************************/
int DLLCALL putusername(scfg_t* cfg, int number, char *name)
{
char str[256];
int file;
int wr;
long length;
uint total_users;
if(!VALID_CFG(cfg) || name==NULL || number<1)
return(-1);
SAFEPRINTF(str,"%suser/name.dat", cfg->data_dir);
if((file=nopen(str,O_RDWR|O_CREAT))==-1)
return(errno);
length=(long)filelength(file);
/* Truncate corrupted name.dat */
total_users=lastuser(cfg);
if((uint)(length/(LEN_ALIAS+2))>total_users)
chsize(file,total_users*(LEN_ALIAS+2));
if(length && length%(LEN_ALIAS+2)) {
close(file);
return(-3);
}
if(length<(((long)number-1)*(LEN_ALIAS+2))) {
SAFEPRINTF2(str,"%*s",LEN_ALIAS,nulstr);
memset(str,ETX,LEN_ALIAS);
strcat(str,crlf);
lseek(file,0L,SEEK_END);
while(filelength(file)<((long)number*(LEN_ALIAS+2)))
write(file,str,(LEN_ALIAS+2));
}
lseek(file,(long)(((long)number-1)*(LEN_ALIAS+2)),SEEK_SET);
putrec(str,0,LEN_ALIAS,name);
putrec(str,LEN_ALIAS,2,crlf);
wr=write(file,str,LEN_ALIAS+2);
close(file);
if(wr!=LEN_ALIAS+2)
return(errno);
return(0);
}
/****************************************************************************/
/* Returns the age derived from the string 'birth' in the format MM/DD/YY */
/****************************************************************************/
uint DLLCALL getage(scfg_t* cfg, char *birth)
{
uint age;
struct tm tm;
time_t now;
if(!VALID_CFG(cfg) || birth==NULL)
return(0);
if(!atoi(birth) || !atoi(birth+3)) /* Invalid */
return(0);
now=time(NULL);
if(localtime_r(&now,&tm)==NULL)
return(0);
age=(tm.tm_year)-(((birth[6]&0xf)*10)+(birth[7]&0xf));
if(age>105)
age-=100;
tm.tm_mon++; /* convert to 1 based */
if(cfg->sys_misc&SM_EURODATE) { /* DD/MM/YY format */
if(atoi(birth)>31 || atoi(birth+3)>12)
return(0);
if(((birth[3]&0xf)*10)+(birth[4]&0xf)>tm.tm_mon ||
(((birth[3]&0xf)*10)+(birth[4]&0xf)==tm.tm_mon &&
((birth[0]&0xf)*10)+(birth[1]&0xf)>tm.tm_mday))
age--;
} else { /* MM/DD/YY format */
if(atoi(birth)>12 || atoi(birth+3)>31)
return(0);
if(((birth[0]&0xf)*10)+(birth[1]&0xf)>tm.tm_mon ||
(((birth[0]&0xf)*10)+(birth[1]&0xf)==tm.tm_mon &&
((birth[3]&0xf)*10)+(birth[4]&0xf)>tm.tm_mday))
age--;
}
return(age);
}
/****************************************************************************/
/* Reads the data for node number 'number' into the structure 'node' */
/* from node.dab */
/****************************************************************************/
int DLLCALL getnodedat(scfg_t* cfg, uint number, node_t *node, int* fdp)
{
char str[MAX_PATH+1];
int rd;
int count=0;
int file;
if(fdp!=NULL)
*fdp=-1;
if(!VALID_CFG(cfg)
|| node==NULL || number<1 || number>cfg->sys_nodes)
return(-1);
memset(node,0,sizeof(node_t));
SAFEPRINTF(str,"%snode.dab",cfg->ctrl_dir);
if((file=nopen(str,O_RDWR|O_DENYNONE))==-1)
return(errno);
if(filelength(file)>=(long)(number*sizeof(node_t))) {
number--; /* make zero based */
for(count=0;count<LOOP_NODEDAB;count++) {
if(count)
mswait(100);
lseek(file,(long)number*sizeof(node_t),SEEK_SET);
if(fdp!=NULL
&& lock(file,(long)number*sizeof(node_t),sizeof(node_t))!=0)
continue;
rd=read(file,node,sizeof(node_t));
if(fdp==NULL || rd!=sizeof(node_t))
unlock(file,(long)number*sizeof(node_t),sizeof(node_t));
if(rd==sizeof(node_t))
break;
}
}
if(fdp==NULL || count==LOOP_NODEDAB)
close(file);
else
*fdp=file;
if(count==LOOP_NODEDAB)
return(-2);
return(0);
}
/****************************************************************************/
/* Write the data from the structure 'node' into node.dab */
/****************************************************************************/
int DLLCALL putnodedat(scfg_t* cfg, uint number, node_t* node, int file)
{
size_t wr=0;
int wrerr=0;
int attempts;
if(!VALID_CFG(cfg)
|| node==NULL || number<1 || number>cfg->sys_nodes || file<0) {
close(file);
return(-1);
}
number--; /* make zero based */
for(attempts=0;attempts<10;attempts++) {
lseek(file,(long)number*sizeof(node_t),SEEK_SET);
if((wr=write(file,node,sizeof(node_t)))==sizeof(node_t))
break;
wrerr=errno; /* save write error */
mswait(100);
}
unlock(file,(long)number*sizeof(node_t),sizeof(node_t));
close(file);
if(wr!=sizeof(node_t))
return(wrerr);
return(0);
}
/****************************************************************************/
/* Packs the password 'pass' into 5bit ASCII inside node_t. 32bits in */
/* node.extaux, and the other 8bits in the upper byte of node.aux */
/****************************************************************************/
void DLLCALL packchatpass(char *pass, node_t *node)
{
char bits;
int i,j;
if(pass==NULL || node==NULL)
return;
node->aux&=~0xff00; /* clear the password */
node->extaux=0L;
if((j=strlen(pass))==0) /* there isn't a password */
return;
node->aux|=(int)((pass[0]-64)<<8); /* 1st char goes in low 5bits of aux */
if(j==1) /* password is only one char, we're done */
return;
node->aux|=(int)((pass[1]-64)<<13); /* low 3bits of 2nd char go in aux */
node->extaux|=(long)((pass[1]-64)>>3); /* high 2bits of 2nd char go extaux */
bits=2;
for(i=2;i<j;i++) { /* now process the 3rd char through the last */
node->extaux|=(long)((long)(pass[i]-64)<<bits);
bits+=5;
}
}
/****************************************************************************/
/* Unpacks the password 'pass' from the 5bit ASCII inside node_t. 32bits in */
/* node.extaux, and the other 8bits in the upper byte of node.aux */
/****************************************************************************/
char* DLLCALL unpackchatpass(char *pass, node_t* node)
{
char bits;
int i;
if(pass==NULL || node==NULL)
return(NULL);
pass[0]=(node->aux&0x1f00)>>8;
pass[1]=(char)(((node->aux&0xe000)>>13)|((node->extaux&0x3)<<3));
bits=2;
for(i=2;i<8;i++) {
pass[i]=(char)((node->extaux>>bits)&0x1f);
bits+=5;
}
pass[8]=0;
for(i=0;i<8;i++)
if(pass[i])
pass[i]+=64;
return(pass);
}
static char* node_connection_desc(ushort conn, char* str)
{
switch(conn) {
case NODE_CONNECTION_LOCAL:
strcpy(str,"Locally");
break;
case NODE_CONNECTION_TELNET:
strcpy(str,"via telnet");
break;
case NODE_CONNECTION_RLOGIN:
strcpy(str,"via rlogin");
break;
case NODE_CONNECTION_SSH:
strcpy(str,"via ssh");
break;
default:
sprintf(str,"at %ubps",conn);
break;
}
return str;
}
char* DLLCALL nodestatus(scfg_t* cfg, node_t* node, char* buf, size_t buflen)
{
char str[256];
char tmp[128];
char* mer;
int hour;
if(node==NULL) {
strncpy(buf,"(null)",buflen);
return(buf);
}
switch(node->status) {
case NODE_WFC:
strcpy(str,"Waiting for connection");
break;
case NODE_OFFLINE:
strcpy(str,"Offline");
break;
case NODE_NETTING: /* Obsolete */
strcpy(str,"Networking");
break;
case NODE_LOGON:
SAFEPRINTF(str,"At logon prompt %s"
,node_connection_desc(node->connection, tmp));
break;
case NODE_EVENT_WAITING:
strcpy(str,"Waiting for all nodes to become inactive");
break;
case NODE_EVENT_LIMBO:
SAFEPRINTF(str,"Waiting for node %d to finish external event"
,node->aux);
break;
case NODE_EVENT_RUNNING:
strcpy(str,"Running external event");
break;
case NODE_NEWUSER:
SAFEPRINTF(str,"New user applying for access %s"
,node_connection_desc(node->connection, tmp));
break;
case NODE_QUIET:
case NODE_INUSE:
username(cfg,node->useron,str);
strcat(str," ");
switch(node->action) {
case NODE_MAIN:
strcat(str,"at main menu");
break;
case NODE_RMSG:
strcat(str,"reading messages");
break;
case NODE_RMAL:
strcat(str,"reading mail");
break;
case NODE_RSML:
strcat(str,"reading sent mail");
break;
case NODE_RTXT:
strcat(str,"reading text files");
break;
case NODE_PMSG:
strcat(str,"posting message");
break;
case NODE_SMAL:
strcat(str,"sending mail");
break;
case NODE_AMSG:
strcat(str,"posting auto-message");
break;
case NODE_XTRN:
if(!node->aux)
strcat(str,"at external program menu");
else if(node->aux<=cfg->total_xtrns)
sprintf(str+strlen(str),"running %s"
,cfg->xtrn[node->aux-1]->name);
else
sprintf(str+strlen(str),"running external program #%d"
,node->aux);
break;
case NODE_DFLT:
strcat(str,"changing defaults");
break;
case NODE_XFER:
strcat(str,"at transfer menu");
break;
case NODE_RFSD:
sprintf(str+strlen(str),"retrieving from device #%d",node->aux);
break;
case NODE_DLNG:
strcat(str,"downloading");
break;
case NODE_ULNG:
strcat(str,"uploading");
break;
case NODE_BXFR:
strcat(str,"transferring bidirectional");
break;
case NODE_LFIL:
strcat(str,"listing files");
break;
case NODE_LOGN:
strcat(str,"logging on");
break;
case NODE_LCHT:
strcat(str,"in local chat with sysop");
break;
case NODE_MCHT:
if(node->aux) {
sprintf(str+strlen(str),"in multinode chat channel %d"
,node->aux&0xff);
if(node->aux&0x1f00) { /* password */
strcat(str,"* ");
unpackchatpass(str+strlen(str),node);
}
}
else
strcat(str,"in multinode global chat channel");
break;
case NODE_PAGE:
sprintf(str+strlen(str)
,"paging node %u for private chat",node->aux);
break;
case NODE_PCHT:
if(!node->aux)
strcat(str,"in local chat with sysop");
else
sprintf(str+strlen(str)
,"in private chat with node %u"
,node->aux);
break;
case NODE_GCHT:
strcat(str,"chatting with The Guru");
break;
case NODE_CHAT:
strcat(str,"in chat section");
break;
case NODE_TQWK:
strcat(str,"transferring QWK packet");
break;
case NODE_SYSP:
strcat(str,"performing sysop activities");
break;
default:
sprintf(str+strlen(str),"%d",node->action);
break;
}
sprintf(str+strlen(str)," %s",node_connection_desc(node->connection, tmp));
if(node->action==NODE_DLNG) {
if((node->aux/60)>=12) {
if(node->aux/60==12)
hour=12;
else
hour=(node->aux/60)-12;
mer="pm";
} else {
if((node->aux/60)==0) /* 12 midnite */
hour=12;
else hour=node->aux/60;
mer="am";
}
sprintf(str+strlen(str), " ETA %02d:%02d %s"
,hour,node->aux-((node->aux/60)*60),mer);
}
break;
}
if(node->misc&(NODE_LOCK|NODE_POFF|NODE_AOFF|NODE_MSGW|NODE_NMSG)) {
strcat(str," (");
if(node->misc&NODE_AOFF)
strcat(str,"A");
if(node->misc&NODE_LOCK)
strcat(str,"L");
if(node->misc&(NODE_MSGW|NODE_NMSG))
strcat(str,"M");
if(node->misc&NODE_POFF)
strcat(str,"P");
strcat(str,")");
}
if(((node->misc
&(NODE_ANON|NODE_UDAT|NODE_INTR|NODE_RRUN|NODE_EVENT|NODE_DOWN))
|| node->status==NODE_QUIET)) {
strcat(str," [");
if(node->misc&NODE_ANON)
strcat(str,"A");
if(node->misc&NODE_INTR)
strcat(str,"I");
if(node->misc&NODE_RRUN)
strcat(str,"R");
if(node->misc&NODE_UDAT)
strcat(str,"U");
if(node->status==NODE_QUIET)
strcat(str,"Q");
if(node->misc&NODE_EVENT)
strcat(str,"E");
if(node->misc&NODE_DOWN)
strcat(str,"D");
if(node->misc&NODE_LCHAT)
strcat(str,"C");
strcat(str,"]");
}
if(node->errors)
sprintf(str+strlen(str)
," %d error%c",node->errors, node->errors>1 ? 's' : '\0' );
strncpy(buf,str,buflen);
return(buf);
}
/****************************************************************************/
/* Displays the information for node number 'number' contained in 'node' */
/****************************************************************************/
void DLLCALL printnodedat(scfg_t* cfg, uint number, node_t* node)
{
char status[128];
printf("Node %2d: %s\n",number,nodestatus(cfg,node,status,sizeof(status)));
}
/****************************************************************************/
uint DLLCALL userdatdupe(scfg_t* cfg, uint usernumber, uint offset, uint datlen
,char *dat, BOOL del, BOOL next)
{
char str[MAX_PATH+1];
uint i;
int file;
long l,length;
if(!VALID_CFG(cfg) || dat==NULL)
return(0);
truncsp(dat);
SAFEPRINTF(str,"%suser/user.dat", cfg->data_dir);
if((file=nopen(str,O_RDONLY|O_DENYNONE))==-1)
return(0);
length=(long)filelength(file);
if(usernumber && next)
l=((long)usernumber) * U_LEN;
else
l=0;
for(;l<length;l+=U_LEN) {
if(usernumber && l/U_LEN==(long)usernumber-1)
continue;
lseek(file,l+offset,SEEK_SET);
i=0;
while(i<LOOP_NODEDAB && lock(file,l,U_LEN)==-1) {
if(i)
mswait(100);
i++;
}
if(i>=LOOP_NODEDAB) {
close(file);
return(0);
}
read(file,str,datlen);
for(i=0;i<datlen;i++)
if(str[i]==ETX) break;
str[i]=0;
truncsp(str);
if(!stricmp(str,dat)) {
if(!del) { /* Don't include deleted users in search */
lseek(file,l+U_MISC,SEEK_SET);
read(file,str,8);
getrec(str,0,8,str);
if(ahtoul(str)&(DELETED|INACTIVE)) {
unlock(file,l,U_LEN);
continue;
}
}
unlock(file,l,U_LEN);
close(file);
return((l/U_LEN)+1);
} else
unlock(file,l,U_LEN);
}
close(file);
return(0);
}
/****************************************************************************/
/* Creates a short message for 'usernumber' that contains 'strin' */
/****************************************************************************/
int DLLCALL putsmsg(scfg_t* cfg, int usernumber, char *strin)
{
char str[256];
int file,i;
node_t node;
if(!VALID_CFG(cfg) || usernumber<1 || strin==NULL)
return(-1);
if(*strin==0)
return(0);
SAFEPRINTF2(str,"%smsgs/%4.4u.msg",cfg->data_dir,usernumber);
if((file=nopen(str,O_WRONLY|O_CREAT|O_APPEND))==-1) {
return(errno);
}
i=strlen(strin);
if(write(file,strin,i)!=i) {
close(file);
return(errno);
}
close(file);
for(i=1;i<=cfg->sys_nodes;i++) { /* flag node if user on that msg waiting */
getnodedat(cfg,i,&node,NULL);
if(node.useron==usernumber
&& (node.status==NODE_INUSE || node.status==NODE_QUIET)
&& !(node.misc&NODE_MSGW)) {
getnodedat(cfg,i,&node,&file);
node.misc|=NODE_MSGW;
putnodedat(cfg,i,&node,file);
}
}
return(0);
}
/****************************************************************************/
/* Returns any short messages waiting for user number, buffer must be freed */
/****************************************************************************/
char* DLLCALL getsmsg(scfg_t* cfg, int usernumber)
{
char str[MAX_PATH+1], *buf;
int i;
int file;
long length;
node_t node;
if(!VALID_CFG(cfg) || usernumber<1)
return(NULL);
for(i=1;i<=cfg->sys_nodes;i++) { /* clear msg waiting flag */
getnodedat(cfg,i,&node,NULL);
if(node.useron==usernumber
&& (node.status==NODE_INUSE || node.status==NODE_QUIET)
&& node.misc&NODE_MSGW) {
getnodedat(cfg,i,&node,&file);
node.misc&=~NODE_MSGW;
putnodedat(cfg,i,&node,file);
}
}
SAFEPRINTF2(str,"%smsgs/%4.4u.msg",cfg->data_dir,usernumber);
if(flength(str)<1L)
return(NULL);
if((file=nopen(str,O_RDWR))==-1)
return(NULL);
length=(long)filelength(file);
if((buf=(char *)malloc(length+1))==NULL) {
close(file);
return(NULL);
}
if(read(file,buf,length)!=length) {
close(file);
free(buf);
return(NULL);
}
chsize(file,0L);
close(file);
buf[length]=0;
return(buf); /* caller must free */
}
char* DLLCALL getnmsg(scfg_t* cfg, int node_num)
{
char str[MAX_PATH+1];
char* buf;
int file;
long length;
node_t node;
if(!VALID_CFG(cfg) || node_num<1)
return(NULL);
getnodedat(cfg,node_num,&node,&file);
node.misc&=~NODE_NMSG; /* clear the NMSG flag */
putnodedat(cfg,node_num,&node,file);
SAFEPRINTF2(str,"%smsgs/n%3.3u.msg",cfg->data_dir,node_num);
if(flength(str)<1L)
return(NULL);
if((file=nopen(str,O_RDWR))==-1)
return(NULL);
length=(long)filelength(file);
if(!length) {
close(file);
return(NULL);
}
if((buf=(char *)malloc(length+1))==NULL) {
close(file);
return(NULL);
}
if(read(file,buf,length)!=length) {
close(file);
free(buf);
return(NULL);
}
chsize(file,0L);
close(file);
buf[length]=0;
return(buf); /* caller must free */
}
/****************************************************************************/
/* Creates a short message for node 'num' that contains 'strin' */
/****************************************************************************/
int DLLCALL putnmsg(scfg_t* cfg, int num, char *strin)
{
char str[256];
int file,i;
node_t node;
if(!VALID_CFG(cfg) || num<1 || strin==NULL)
return(-1);
if(*strin==0)
return(0);
SAFEPRINTF2(str,"%smsgs/n%3.3u.msg",cfg->data_dir,num);
if((file=nopen(str,O_WRONLY|O_CREAT))==-1)
return(errno);
lseek(file,0L,SEEK_END); /* Instead of opening with O_APPEND */
i=strlen(strin);
if(write(file,strin,i)!=i) {
close(file);
return(errno);
}
close(file);
getnodedat(cfg,num,&node,NULL);
if((node.status==NODE_INUSE || node.status==NODE_QUIET)
&& !(node.misc&NODE_NMSG)) {
getnodedat(cfg,num,&node,&file);
node.misc|=NODE_NMSG;
putnodedat(cfg,num,&node,file);
}
return(0);
}
static int getdirnum(scfg_t* cfg, char* code)
{
size_t i;
for(i=0;i<cfg->total_dirs;i++)
if(stricmp(cfg->dir[i]->code,code)==0)
return(i);
return(-1);
}
static int getlibnum(scfg_t* cfg, char* code)
{
size_t i;
for(i=0;i<cfg->total_dirs;i++)
if(stricmp(cfg->dir[i]->code,code)==0)
return(cfg->dir[i]->lib);
return(-1);
}
static int getsubnum(scfg_t* cfg, char* code)
{
size_t i;
for(i=0;i<cfg->total_subs;i++)
if(stricmp(cfg->sub[i]->code,code)==0)
return(i);
return(-1);
}
static int getgrpnum(scfg_t* cfg, char* code)
{
size_t i;
for(i=0;i<cfg->total_subs;i++)
if(stricmp(cfg->sub[i]->code,code)==0)
return(cfg->sub[i]->grp);
return(-1);
}
static BOOL ar_exp(scfg_t* cfg, uchar **ptrptr, user_t* user, client_t* client)
{
BOOL result,not,or,equal;
uint i,n,artype=AR_LEVEL,age;
ulong l;
time_t now;
struct tm tm;
const char* p;
result = TRUE;
for(;(**ptrptr);(*ptrptr)++) {
if((**ptrptr)==AR_ENDNEST)
break;
not=or=equal = FALSE;
if((**ptrptr)==AR_OR) {
or=1;
(*ptrptr)++;
}
if((**ptrptr)==AR_NOT) {
not=1;
(*ptrptr)++;
}
if((**ptrptr)==AR_EQUAL) {
equal=1;
(*ptrptr)++;
}
if((result && or) || (!result && !or))
break;
if((**ptrptr)==AR_BEGNEST) {
(*ptrptr)++;
if(ar_exp(cfg,ptrptr,user,client))
result=!not;
else
result=not;
while((**ptrptr)!=AR_ENDNEST && (**ptrptr)) /* in case of early exit */
(*ptrptr)++;
if(!(**ptrptr))
break;
continue;
}
artype=(**ptrptr);
switch(artype) {
case AR_ANSI: /* No arguments */
case AR_RIP:
case AR_WIP:
case AR_LOCAL:
case AR_EXPERT:
case AR_SYSOP:
case AR_GUEST:
case AR_QNODE:
case AR_QUIET:
case AR_OS2:
case AR_DOS:
case AR_WIN32:
case AR_UNIX:
case AR_LINUX:
break;
default:
(*ptrptr)++;
break;
}
n=(**ptrptr);
i=(*(short *)*ptrptr);
switch(artype) {
case AR_LEVEL:
if(user==NULL
|| (equal && user->level!=n)
|| (!equal && user->level<n))
result=not;
else
result=!not;
break;
case AR_AGE:
if(user==NULL)
result=not;
else {
age=getage(cfg,user->birth);
if((equal && age!=n) || (!equal && age<n))
result=not;
else
result=!not;
}
break;
case AR_BPS:
result=!not;
(*ptrptr)++;
break;
case AR_ANSI:
if(user==NULL || !(user->misc&ANSI))
result=not;
else result=!not;
break;
case AR_RIP:
if(user==NULL || !(user->misc&RIP))
result=not;
else result=!not;
break;
case AR_WIP:
if(user==NULL || !(user->misc&WIP))
result=not;
else result=!not;
break;
case AR_OS2:
#ifndef __OS2__
result=not;
#else
result=!not;
#endif
break;
case AR_DOS:
result=not;
break;
case AR_WIN32:
#ifndef _WIN32
result=not;
#else
result=!not;
#endif
break;
case AR_UNIX:
#ifndef __unix__
result=not;
#else
result=!not;
#endif
break;
case AR_LINUX:
#ifndef __linux__
result=not;
#else
result=!not;
#endif
break;
case AR_ACTIVE:
if(user==NULL || user->misc&(DELETED|INACTIVE))
result=not;
else result=!not;
break;
case AR_INACTIVE:
if(user==NULL || !(user->misc&INACTIVE))
result=not;
else result=!not;
break;
case AR_DELETED:
if(user==NULL || !(user->misc&DELETED))
result=not;
else result=!not;
break;
case AR_EXPERT:
if(user==NULL || !(user->misc&EXPERT))
result=not;
else result=!not;
break;
case AR_SYSOP:
if(user==NULL || user->level<SYSOP_LEVEL)
result=not;
else result=!not;
break;
case AR_GUEST:
if(user==NULL || !(user->rest&FLAG('G')))
result=not;
else result=!not;
break;
case AR_QNODE:
if(user==NULL || !(user->rest&FLAG('Q')))
result=not;
else result=!not;
break;
case AR_QUIET:
result=not;
break;
case AR_LOCAL:
result=not;
break;
case AR_DAY:
now=time(NULL);
localtime_r(&now,&tm);
if((equal && tm.tm_wday!=(int)n)
|| (!equal && tm.tm_wday<(int)n))
result=not;
else
result=!not;
break;
case AR_CREDIT:
l=(ulong)i*1024UL;
if(user==NULL
|| (equal && user->cdt+user->freecdt!=l)
|| (!equal && user->cdt+user->freecdt<l))
result=not;
else
result=!not;
(*ptrptr)++;
break;
case AR_NODE:
if((equal && cfg->node_num!=n) || (!equal && cfg->node_num<n))
result=not;
else
result=!not;
break;
case AR_USER:
if(user==NULL
|| (equal && user->number!=i)
|| (!equal && user->number<i))
result=not;
else
result=!not;
(*ptrptr)++;
break;
case AR_GROUP:
if(user==NULL)
result=not;
else {
l=getgrpnum(cfg,user->cursub);
if((equal && l!=i) || (!equal && l<i))
result=not;
else
result=!not;
}
(*ptrptr)++;
break;
case AR_SUB:
if(user==NULL)
result=not;
else {
l=getsubnum(cfg,user->cursub);
if((equal && l!=i) || (!equal && l<i))
result=not;
else
result=!not;
}
(*ptrptr)++;
break;
case AR_SUBCODE:
if(user!=NULL && !findstr_in_string(user->cursub,(char *)*ptrptr)==0)
result=!not;
else
result=not;
while(*(*ptrptr))
(*ptrptr)++;
break;
case AR_LIB:
if(user==NULL)
result=not;
else {
l=getlibnum(cfg,user->curdir);
if((equal && l!=i) || (!equal && l<i))
result=not;
else
result=!not;
}
(*ptrptr)++;
break;
case AR_DIR:
if(user==NULL)
result=not;
else {
l=getdirnum(cfg,user->curdir);
if((equal && l!=i) || (!equal && l<i))
result=not;
else
result=!not;
}
(*ptrptr)++;
break;
case AR_DIRCODE:
if(user!=NULL && !findstr_in_string(user->curdir,(char *)*ptrptr)==0)
result=!not;
else
result=not;
while(*(*ptrptr))
(*ptrptr)++;
break;
case AR_EXPIRE:
now=time(NULL);
if(user==NULL
|| user->expire==0
|| now+((long)i*24L*60L*60L)>user->expire)
result=not;
else
result=!not;
(*ptrptr)++;
break;
case AR_RANDOM:
n=xp_random(i+1);
if((equal && n!=i) || (!equal && n<i))
result=not;
else
result=!not;
(*ptrptr)++;
break;
case AR_LASTON:
now=time(NULL);
if(user==NULL || (now-user->laston)/(24L*60L*60L)<(long)i)
result=not;
else
result=!not;
(*ptrptr)++;
break;
case AR_LOGONS:
if(user==NULL
|| (equal && user->logons!=i)
|| (!equal && user->logons<i))
result=not;
else
result=!not;
(*ptrptr)++;
break;
case AR_MAIN_CMDS:
result=not;
(*ptrptr)++;
break;
case AR_FILE_CMDS:
result=not;
(*ptrptr)++;
break;
case AR_TLEFT:
result=not;
break;
case AR_TUSED:
result=not;
break;
case AR_TIME:
now=time(NULL);
localtime_r(&now,&tm);
if((tm.tm_hour*60)+tm.tm_min<(int)i)
result=not;
else
result=!not;
(*ptrptr)++;
break;
case AR_PCR:
if(user==NULL)
result=not;
else if(user->logons>user->posts
&& (!user->posts || 100/((float)user->logons/user->posts)<(long)n))
result=not;
else
result=!not;
break;
case AR_UDR: /* up/download byte ratio */
if(user==NULL)
result=not;
else {
l=user->dlb;
if(!l) l=1;
if(user->dlb>user->ulb
&& (!user->ulb || 100/((float)l/user->ulb)<n))
result=not;
else
result=!not;
}
break;
case AR_UDFR: /* up/download file ratio */
if(user==NULL)
result=not;
else {
i=user->dls;
if(!i) i=1;
if(user->dls>user->uls
&& (!user->uls || 100/((float)i/user->uls)<n))
result=not;
else
result=!not;
}
break;
case AR_ULS:
if(user==NULL || (equal && user->uls!=i) || (!equal && user->uls<i))
result=not;
else
result=!not;
(*ptrptr)++;
break;
case AR_ULK:
if(user==NULL || (equal && user->ulb/1024!=i) || (!equal && user->ulb/1024<i))
result=not;
else
result=!not;
(*ptrptr)++;
break;
case AR_ULM:
if(user==NULL || (equal && user->ulb/(1024*1024)!=i) || (!equal && user->ulb/(1024*1024)<i))
result=not;
else
result=!not;
(*ptrptr)++;
break;
case AR_DLS:
if(user==NULL || (equal && user->dls!=i) || (!equal && user->dls<i))
result=not;
else
result=!not;
(*ptrptr)++;
break;
case AR_DLK:
if(user==NULL || (equal && user->dlb/1024!=i) || (!equal && user->dlb/1024<i))
result=not;
else
result=!not;
(*ptrptr)++;
break;
case AR_DLM:
if(user==NULL || (equal && user->dlb/(1024*1024)!=i) || (!equal && user->dlb/(1024*1024)<i))
result=not;
else
result=!not;
(*ptrptr)++;
break;
case AR_FLAG1:
if(user==NULL
|| (!equal && !(user->flags1&FLAG(n)))
|| (equal && user->flags1!=FLAG(n)))
result=not;
else
result=!not;
break;
case AR_FLAG2:
if(user==NULL
|| (!equal && !(user->flags2&FLAG(n)))
|| (equal && user->flags2!=FLAG(n)))
result=not;
else
result=!not;
break;
case AR_FLAG3:
if(user==NULL
|| (!equal && !(user->flags3&FLAG(n)))
|| (equal && user->flags3!=FLAG(n)))
result=not;
else
result=!not;
break;
case AR_FLAG4:
if(user==NULL
|| (!equal && !(user->flags4&FLAG(n)))
|| (equal && user->flags4!=FLAG(n)))
result=not;
else
result=!not;
break;
case AR_REST:
if(user==NULL
|| (!equal && !(user->rest&FLAG(n)))
|| (equal && user->rest!=FLAG(n)))
result=not;
else
result=!not;
break;
case AR_EXEMPT:
if(user==NULL
|| (!equal && !(user->exempt&FLAG(n)))
|| (equal && user->exempt!=FLAG(n)))
result=not;
else
result=!not;
break;
case AR_SEX:
if(user==NULL || user->sex!=n)
result=not;
else
result=!not;
break;
case AR_SHELL:
if(user==NULL
|| user->shell>=cfg->total_shells
|| !findstr_in_string(cfg->shell[user->shell]->code,(char*)*ptrptr))
result=not;
else
result=!not;
while(*(*ptrptr))
(*ptrptr)++;
break;
case AR_PROT:
if(client!=NULL)
p=client->protocol;
else if(user!=NULL)
p=user->modem;
else
p=NULL;
if(!findstr_in_string(p,(char*)*ptrptr))
result=not;
else
result=!not;
while(*(*ptrptr))
(*ptrptr)++;
break;
case AR_HOST:
if(client!=NULL)
p=client->host;
else if(user!=NULL)
p=user->comp;
else
p=NULL;
if(!findstr_in_string(p,(char*)*ptrptr))
result=not;
else
result=!not;
while(*(*ptrptr))
(*ptrptr)++;
break;
case AR_IP:
if(client!=NULL)
p=client->addr;
else if(user!=NULL)
p=user->note;
else
p=NULL;
if(!findstr_in_string(p,(char*)*ptrptr))
result=not;
else
result=!not;
while(*(*ptrptr))
(*ptrptr)++;
break;
}
}
return(result);
}
BOOL DLLCALL chk_ar(scfg_t* cfg, uchar *ar, user_t* user, client_t* client)
{
uchar *p;
if(ar==NULL)
return(TRUE);
if(!VALID_CFG(cfg))
return(FALSE);
p=ar;
return(ar_exp(cfg,&p,user,client));
}
/****************************************************************************/
/* Fills 'str' with record for usernumber starting at start for length bytes*/
/* Called from function ??? */
/****************************************************************************/
int DLLCALL getuserrec(scfg_t* cfg, int usernumber,int start, int length, char *str)
{
char path[256];
int i,c,file;
if(!VALID_CFG(cfg) || usernumber<1 || str==NULL)
return(-1);
SAFEPRINTF(path,"%suser/user.dat",cfg->data_dir);
if((file=nopen(path,O_RDONLY|O_DENYNONE))==-1)
return(errno);
if(usernumber<1
|| filelength(file)<(long)((long)(usernumber-1L)*U_LEN)+(long)start) {
close(file);
return(-2);
}
lseek(file,(long)((long)(usernumber-1)*U_LEN)+start,SEEK_SET);
if(length==0) /* auto-length */
length=user_rec_len(start);
i=0;
while(i<LOOP_NODEDAB
&& lock(file,(long)((long)(usernumber-1)*U_LEN)+start,length)==-1) {
if(i)
mswait(100);
i++;
}
if(i>=LOOP_NODEDAB) {
close(file);
return(-3);
}
if(read(file,str,length)!=length) {
unlock(file,(long)((long)(usernumber-1)*U_LEN)+start,length);
close(file);
return(-4);
}
unlock(file,(long)((long)(usernumber-1)*U_LEN)+start,length);
close(file);
for(c=0;c<length;c++)
if(str[c]==ETX || str[c]==CR) break;
str[c]=0;
return(0);
}
/****************************************************************************/
/* Places into user.dat at the offset for usernumber+start for length bytes */
/* Called from various locations */
/****************************************************************************/
int DLLCALL putuserrec(scfg_t* cfg, int usernumber,int start, uint length, const char *str)
{
char str2[256];
int file;
uint c,i;
if(!VALID_CFG(cfg) || usernumber<1 || str==NULL)
return(-1);
SAFEPRINTF(str2,"%suser/user.dat",cfg->data_dir);
if((file=nopen(str2,O_RDWR|O_DENYNONE))==-1)
return(errno);
if(filelength(file)<((long)usernumber-1)*U_LEN) {
close(file);
return(-4);
}
if(length==0) /* auto-length */
length=user_rec_len(start);
strcpy(str2,str);
if(strlen(str2)<length) {
for(c=strlen(str2);c<length;c++)
str2[c]=ETX;
str2[c]=0;
}
lseek(file,(long)((long)((long)((long)usernumber-1)*U_LEN)+start),SEEK_SET);
i=0;
while(i<LOOP_NODEDAB
&& lock(file,(long)((long)(usernumber-1)*U_LEN)+start,length)==-1) {
if(i)
mswait(100);
i++;
}
if(i>=LOOP_NODEDAB)
return(-3);
write(file,str2,length);
unlock(file,(long)((long)(usernumber-1)*U_LEN)+start,length);
close(file);
dirtyuserdat(cfg,usernumber);
return(0);
}
/****************************************************************************/
/* Updates user 'usernumber's record (numeric string) by adding 'adj' to it */
/* returns the new value. */
/****************************************************************************/
ulong DLLCALL adjustuserrec(scfg_t* cfg, int usernumber, int start, int length, long adj)
{
char str[256],path[256];
char tmp[32];
int i,c,file;
long val;
if(!VALID_CFG(cfg) || usernumber<1)
return(0);
SAFEPRINTF(path,"%suser/user.dat",cfg->data_dir);
if((file=nopen(path,O_RDWR|O_DENYNONE))==-1)
return(0);
if(filelength(file)<((long)usernumber-1)*U_LEN) {
close(file);
return(0);
}
lseek(file,(long)((long)(usernumber-1)*U_LEN)+start,SEEK_SET);
if(length==0) /* auto-length */
length=user_rec_len(start);
i=0;
while(i<LOOP_NODEDAB
&& lock(file,(long)((long)(usernumber-1)*U_LEN)+start,length)==-1) {
if(i)
mswait(100);
i++;
}
if(i>=LOOP_NODEDAB) {
close(file);
return(0);
}
if(read(file,str,length)!=length) {
unlock(file,(long)((long)(usernumber-1)*U_LEN)+start,length);
close(file);
return(0);
}
for(c=0;c<length;c++)
if(str[c]==ETX || str[c]==CR) break;
str[c]=0;
val=atol(str);
if(adj<0L && val<-adj) /* don't go negative */
val=0;
else val+=adj;
lseek(file,(long)((long)(usernumber-1)*U_LEN)+start,SEEK_SET);
putrec(str,0,length,ultoa(val,tmp,10));
if(write(file,str,length)!=length) {
unlock(file,(long)((long)(usernumber-1)*U_LEN)+start,length);
close(file);
return(val);
}
unlock(file,(long)((long)(usernumber-1)*U_LEN)+start,length);
close(file);
dirtyuserdat(cfg,usernumber);
return(val);
}
/****************************************************************************/
/* Subtract credits from the current user online, accounting for the new */
/* "free credits" field. */
/****************************************************************************/
void DLLCALL subtract_cdt(scfg_t* cfg, user_t* user, long amt)
{
char tmp[64];
long mod;
if(!amt || user==NULL)
return;
if(user->freecdt) {
if((ulong)amt>user->freecdt) { /* subtract both credits and */
mod=amt-user->freecdt; /* free credits */
putuserrec(cfg, user->number,U_FREECDT,10,"0");
user->freecdt=0;
user->cdt=adjustuserrec(cfg, user->number,U_CDT,10,-mod);
} else { /* subtract just free credits */
user->freecdt-=amt;
putuserrec(cfg, user->number,U_FREECDT,10
,ultoa(user->freecdt,tmp,10));
}
}
else /* no free credits */
user->cdt=adjustuserrec(cfg, user->number,U_CDT,10,-amt);
}
BOOL DLLCALL user_posted_msg(scfg_t* cfg, user_t* user, int count)
{
if(user==NULL)
return(FALSE);
user->posts =(ushort)adjustuserrec(cfg, user->number, U_POSTS, 5, count);
user->ptoday=(ushort)adjustuserrec(cfg, user->number, U_PTODAY, 5, count);
return(TRUE);
}
BOOL DLLCALL user_sent_email(scfg_t* cfg, user_t* user, int count, BOOL feedback)
{
if(user==NULL)
return(FALSE);
if(feedback)
user->fbacks=(ushort)adjustuserrec(cfg, user->number, U_FBACKS, 5, count);
else
user->emails=(ushort)adjustuserrec(cfg, user->number, U_EMAILS, 5, count);
user->etoday=(ushort)adjustuserrec(cfg, user->number, U_ETODAY, 5, count);
return(TRUE);
}
BOOL DLLCALL user_downloaded(scfg_t* cfg, user_t* user, int files, long bytes)
{
if(user==NULL)
return(FALSE);
user->dls=(ushort)adjustuserrec(cfg, user->number, U_DLS, 5, files);
user->dlb=adjustuserrec(cfg, user->number, U_DLB, 10, bytes);
return(TRUE);
}
BOOL DLLCALL user_uploaded(scfg_t* cfg, user_t* user, int files, long bytes)
{
if(user==NULL)
return(FALSE);
user->uls=(ushort)adjustuserrec(cfg, user->number, U_ULS, 5, files);
user->ulb=adjustuserrec(cfg, user->number, U_ULB, 10, bytes);
return(TRUE);
}
BOOL DLLCALL user_adjust_credits(scfg_t* cfg, user_t* user, long amount)
{
if(user==NULL)
return(FALSE);
if(amount<0) /* subtract */
subtract_cdt(cfg, user, -amount);
else /* add */
user->cdt=adjustuserrec(cfg, user->number, U_CDT, 10, amount);
return(TRUE);
}
BOOL DLLCALL user_adjust_minutes(scfg_t* cfg, user_t* user, long amount)
{
if(user==NULL)
return(FALSE);
user->min=adjustuserrec(cfg, user->number, U_MIN, 10, amount);
return(TRUE);
}
/****************************************************************************/
/****************************************************************************/
BOOL DLLCALL logoutuserdat(scfg_t* cfg, user_t* user, time_t now, time_t logontime)
{
char str[128];
time_t tused;
struct tm tm, tm_now;
if(user==NULL)
return(FALSE);
if(now==0)
now=time(NULL);
tused=(now-logontime)/60;
user->tlast=(ushort)(tused > USHRT_MAX ? USHRT_MAX : tused);
putuserrec(cfg,user->number,U_LASTON,8,ultoa(now,str,16));
putuserrec(cfg,user->number,U_TLAST,5,ultoa(user->tlast,str,10));
adjustuserrec(cfg,user->number,U_TIMEON,5,user->tlast);
adjustuserrec(cfg,user->number,U_TTODAY,5,user->tlast);
/* Convert time_t to struct tm */
if(localtime_r(&now,&tm_now)==NULL)
return(FALSE);
if(localtime_r(&logontime,&tm)==NULL)
return(FALSE);
/* Reset daily stats if new day */
if(tm.tm_mday!=tm_now.tm_mday)
resetdailyuserdat(cfg, user, /* write: */TRUE);
return(TRUE);
}
/****************************************************************************/
/****************************************************************************/
void DLLCALL resetdailyuserdat(scfg_t* cfg, user_t* user, BOOL write)
{
char str[128];
if(!VALID_CFG(cfg) || user==NULL)
return;
/* logons today */
user->ltoday=0;
if(write) putuserrec(cfg,user->number,U_LTODAY,5,"0");
/* e-mails today */
user->etoday=0;
if(write) putuserrec(cfg,user->number,U_ETODAY,5,"0");
/* posts today */
user->ptoday=0;
if(write) putuserrec(cfg,user->number,U_PTODAY,5,"0");
/* free credits per day */
user->freecdt=cfg->level_freecdtperday[user->level];
if(write) putuserrec(cfg,user->number,U_FREECDT,10
,ultoa(user->freecdt,str,10));
/* time used today */
user->ttoday=0;
if(write) putuserrec(cfg,user->number,U_TTODAY,5,"0");
/* extra time today */
user->textra=0;
if(write) putuserrec(cfg,user->number,U_TEXTRA,5,"0");
}
/****************************************************************************/
/****************************************************************************/
char* DLLCALL usermailaddr(scfg_t* cfg, char* addr, const char* name)
{
int i;
if(!VALID_CFG(cfg) || addr==NULL || name==NULL)
return(NULL);
if(strchr(name,'@')!=NULL) { /* Avoid double-@ */
strcpy(addr,name);
return(addr);
}
if(strchr(name,'.') && strchr(name,' ')) {
/* convert "Dr. Seuss" to "Dr.Seuss" */
strip_space(name,addr);
} else if(strchr(name,'!')) {
sprintf(addr,"\"%s\"",name);
} else {
strcpy(addr,name);
/* convert "first last" to "first.last" */
for(i=0;addr[i];i++)
if(addr[i]==' ' || addr[i]&0x80)
addr[i]='.';
strlwr(addr);
}
strcat(addr,"@");
strcat(addr,cfg->sys_inetaddr);
return(addr);
}
char* DLLCALL alias(scfg_t* cfg, const char* name, char* buf)
{
char line[128];
char* p;
char* np;
char* tp;
char* vp;
char fname[MAX_PATH+1];
size_t namelen;
size_t cmplen;
FILE* fp;
if(!VALID_CFG(cfg) || name==NULL || buf==NULL)
return(NULL);
p=(char*)name;
SAFEPRINTF(fname,"%salias.cfg",cfg->ctrl_dir);
if((fp=fopen(fname,"r"))==NULL)
return((char*)name);
while(!feof(fp)) {
if(!fgets(line,sizeof(line),fp))
break;
np=line;
SKIP_WHITESPACE(np);
if(*np==';' || *np==0) /* no name value, or comment */
continue;
tp=np;
FIND_WHITESPACE(tp);
if(*tp==0) /* no alias value */
continue;
*tp=0;
vp=tp+1;
SKIP_WHITESPACE(vp);
truncsp(vp);
if(*vp==0) /* no value */
continue;
if(*np=='*') {
np++;
cmplen=strlen(np);
namelen=strlen(name);
if(namelen<cmplen)
continue;
if(strnicmp(np,name+(namelen-cmplen),cmplen))
continue;
if(*vp=='*')
sprintf(buf,"%.*s%s",(int)(namelen-cmplen),name,vp+1);
else
strcpy(buf,vp);
p=buf;
break;
}
if(!stricmp(np,name)) {
strcpy(buf,vp);
p=buf;
break;
}
}
fclose(fp);
return(p);
}
int DLLCALL newuserdat(scfg_t* cfg, user_t* user)
{
char str[MAX_PATH+1];
char tmp[128];
int c;
int i;
int err;
int file;
int unum=1;
int last;
long misc;
FILE* stream;
stats_t stats;
if(!VALID_CFG(cfg) || user==NULL)
return(-1);
SAFEPRINTF(str,"%suser/name.dat",cfg->data_dir);
if(fexist(str)) {
if((stream=fnopen(&file,str,O_RDONLY))==NULL) {
return(errno);
}
last=(long)filelength(file)/(LEN_ALIAS+2); /* total users */
while(unum<=last) {
fread(str,LEN_ALIAS+2,1,stream);
for(c=0;c<LEN_ALIAS;c++)
if(str[c]==ETX) break;
str[c]=0;
if(!c) { /* should be a deleted user */
getuserrec(cfg,unum,U_MISC,8,str);
misc=ahtoul(str);
if(misc&DELETED) { /* deleted bit set too */
getuserrec(cfg,unum,U_LASTON,8,str);
if((time(NULL)-ahtoul(str))/86400>=cfg->sys_deldays)
break; /* deleted long enough ? */
}
}
unum++;
}
fclose(stream);
}
last=lastuser(cfg); /* Check against data file */
if(unum>last+1) /* Corrupted name.dat? */
unum=last+1;
else if(unum<=last) { /* Overwriting existing user */
getuserrec(cfg,unum,U_MISC,8,str);
misc=ahtoul(str);
if(!(misc&DELETED)) /* Not deleted? Set usernumber to end+1 */
unum=last+1;
}
user->number=unum; /* store the new user number */
if((err=putusername(cfg,user->number,user->alias))!=0)
return(err);
if((err=putuserdat(cfg,user))!=0)
return(err);
SAFEPRINTF2(str,"%sfile/%04u.in",cfg->data_dir,user->number); /* delete any files */
delfiles(str,ALLFILES); /* waiting for user */
rmdir(str);
SAFEPRINTF(tmp,"%04u.*",user->number);
SAFEPRINTF(str,"%sfile",cfg->data_dir);
delfiles(str,tmp);
SAFEPRINTF(str,"%suser",cfg->data_dir);
delfiles(str,tmp);
SAFEPRINTF2(str,"%suser/%04u",cfg->data_dir,user->number);
delfiles(str,ALLFILES);
rmdir(str);
SAFEPRINTF2(str,"%suser/ptrs/%04u.ixb",cfg->data_dir,user->number); /* msg ptrs */
remove(str);
SAFEPRINTF2(str,"%smsgs/%04u.msg",cfg->data_dir,user->number); /* delete short msg */
remove(str);
/* Update daily statistics database (for system and node) */
for(i=0;i<2;i++) {
SAFEPRINTF(str,"%sdsts.dab",i ? cfg->ctrl_dir : cfg->node_dir);
if((file=nopen(str,O_RDWR))==-1)
continue;
memset(&stats,0,sizeof(stats));
lseek(file,4L,SEEK_SET); /* Skip timestamp */
read(file,&stats,sizeof(stats));
stats.nusers++;
lseek(file,4L,SEEK_SET);
write(file,&stats,sizeof(stats));
close(file);
}
return(0);
}
/* Returns length of specified user record 'field', or -1 if invalid */
int DLLCALL user_rec_len(int offset)
{
switch(offset) {
/* Strings (of different lengths) */
case U_ALIAS: return(LEN_ALIAS);
case U_NAME: return(LEN_NAME);
case U_HANDLE: return(LEN_HANDLE);
case U_NOTE: return(LEN_NOTE);
case U_COMP: return(LEN_COMP);
case U_COMMENT: return(LEN_COMMENT);
case U_NETMAIL: return(LEN_NETMAIL);
case U_ADDRESS: return(LEN_ADDRESS);
case U_LOCATION: return(LEN_LOCATION);
case U_ZIPCODE: return(LEN_ZIPCODE);
case U_PASS: return(LEN_PASS);
case U_PHONE: return(LEN_PHONE);
case U_BIRTH: return(LEN_BIRTH);
case U_MODEM: return(LEN_MODEM);
/* Internal codes (16 chars) */
case U_CURSUB:
case U_CURDIR:
return (16);
/* Dates in time_t format (8 hex digits) */
case U_LASTON:
case U_FIRSTON:
case U_EXPIRE:
case U_PWMOD:
case U_NS_TIME:
case U_LOGONTIME:
/* 32-bit integers (8 hex digits) */
case U_FLAGS1:
case U_FLAGS2:
case U_FLAGS3:
case U_FLAGS4:
case U_EXEMPT:
case U_REST:
case U_MISC:
case U_QWK:
case U_CHAT:
/* Internal codes (8 chars) */
case U_CURXTRN:
case U_XEDIT:
case U_SHELL:
return(8);
/* 16-bit integers (5 decimal digits) */
case U_LOGONS:
case U_LTODAY:
case U_TIMEON:
case U_TEXTRA:
case U_TTODAY:
case U_TLAST:
case U_POSTS:
case U_EMAILS:
case U_FBACKS:
case U_ETODAY:
case U_PTODAY:
case U_ULS:
case U_DLS:
return(5);
/* 32-bit integers (10 decimal digits) */
case U_ULB:
case U_DLB:
case U_CDT:
case U_MIN:
case U_FREECDT:
return(10);
/* 3 char strings */
case U_TMPEXT:
return(3);
/* 2 digits integers (0-99) */
case U_LEVEL:
case U_TL:
case U_ROWS:
case U_LEECH: /* actually, 2 hex digits */
return(2);
/* Single digits chars */
case U_SEX:
case U_PROT:
return(1);
}
return(-1);
}
/****************************************************************************/
/* Determine if the specified user can or cannot access the specified sub */
/****************************************************************************/
BOOL DLLCALL can_user_access_sub(scfg_t* cfg, uint subnum, user_t* user, client_t* client)
{
if(!VALID_CFG(cfg))
return FALSE;
if(subnum>=cfg->total_subs)
return FALSE;
if(!chk_ar(cfg,cfg->grp[cfg->sub[subnum]->grp]->ar,user,client))
return FALSE;
if(!chk_ar(cfg,cfg->sub[subnum]->ar,user,client))
return FALSE;
return TRUE;
}
/****************************************************************************/
/* Determine if the specified user can or cannot read the specified sub */
/****************************************************************************/
BOOL DLLCALL can_user_read_sub(scfg_t* cfg, uint subnum, user_t* user, client_t* client)
{
if(!can_user_access_sub(cfg, subnum, user, client))
return FALSE;
return chk_ar(cfg,cfg->sub[subnum]->read_ar,user,client);
}
/****************************************************************************/
/* Determine if the specified user can or cannot post on the specified sub */
/* 'reason' is an (optional) pointer to a text.dat item number, indicating */
/* the reason the user cannot post, when returning FALSE. */
/****************************************************************************/
BOOL DLLCALL can_user_post(scfg_t* cfg, uint subnum, user_t* user, client_t* client, uint* reason)
{
if(reason!=NULL)
*reason=NoAccessSub;
if(!can_user_access_sub(cfg, subnum, user, client))
return FALSE;
if(reason!=NULL)
*reason=CantPostOnSub;
if(!chk_ar(cfg,cfg->sub[subnum]->post_ar,user,client))
return FALSE;
if(cfg->sub[subnum]->misc&(SUB_QNET|SUB_FIDO|SUB_PNET|SUB_INET)
&& user->rest&FLAG('N')) /* network restriction? */
return FALSE;
if(reason!=NULL)
*reason=R_Post;
if(user->rest&FLAG('P')) /* post restriction? */
return FALSE;
if(reason!=NULL)
*reason=TooManyPostsToday;
if(user->ptoday>=cfg->level_postsperday[user->level])
return FALSE;
return TRUE;
}
/****************************************************************************/
/* Determine if the specified user is a sub-board operator */
/****************************************************************************/
BOOL DLLCALL is_user_subop(scfg_t* cfg, uint subnum, user_t* user, client_t* client)
{
if(!can_user_access_sub(cfg, subnum, user, client))
return FALSE;
if(user->level>=SYSOP_LEVEL)
return TRUE;
return cfg->sub[subnum]->op_ar[0]!=0 && chk_ar(cfg,cfg->sub[subnum]->op_ar,user,client);
}
/****************************************************************************/
/* Determine if downloads from the specified directory are free for the */
/* specified user */
/****************************************************************************/
BOOL DLLCALL is_download_free(scfg_t* cfg, uint dirnum, user_t* user, client_t* client)
{
if(!VALID_CFG(cfg))
return(FALSE);
if(dirnum>=cfg->total_dirs)
return(FALSE);
if(cfg->dir[dirnum]->misc&DIR_FREE)
return(TRUE);
if(user==NULL)
return(FALSE);
if(user->exempt&FLAG('D'))
return(TRUE);
if(cfg->dir[dirnum]->ex_ar==NULL || cfg->dir[dirnum]->ex_ar[0]==0)
return(FALSE);
return(chk_ar(cfg,cfg->dir[dirnum]->ex_ar,user,client));
}
/****************************************************************************/
/* Add an IP address (with comment) to the IP filter/trashcan file */
/* ToDo: Move somewhere more appropriate (filter.c?) */
/****************************************************************************/
BOOL DLLCALL filter_ip(scfg_t* cfg, const char* prot, const char* reason, const char* host
,const char* ip_addr, const char* username, const char* fname)
{
char ip_can[MAX_PATH+1];
char tstr[64];
FILE* fp;
time_t now=time(NULL);
if(ip_addr==NULL)
return(FALSE);
SAFEPRINTF(ip_can,"%sip.can",cfg->text_dir);
if(fname==NULL)
fname=ip_can;
if(findstr(ip_addr, fname)) /* Already filtered? */
return(TRUE);
if((fp=fopen(fname,"a"))==NULL)
return(FALSE);
fprintf(fp,"\n; %s %s by %s on %s\n"
,prot,reason,username,timestr(cfg,now,tstr));
if(host!=NULL)
fprintf(fp,"; Hostname: %s\n",host);
fprintf(fp,"%s\n",ip_addr);
fclose(fp);
return(TRUE);
}
/****************************************************************************/
/* Note: This function does not account for timed events! */
/****************************************************************************/
time_t DLLCALL gettimeleft(scfg_t* cfg, user_t* user, time_t starttime)
{
time_t now;
long tleft;
time_t timeleft;
now=time(NULL);
if(user->exempt&FLAG('T')) { /* Time online exemption */
timeleft=cfg->level_timepercall[user->level];
if(timeleft<10) /* never get below 10 minutes for exempt users */
timeleft=10;
timeleft*=60; /* convert to seconds */
}
else {
tleft=(((long)cfg->level_timeperday[user->level]-user->ttoday)
+user->textra)*60L;
if(tleft<0) tleft=0;
if(tleft>cfg->level_timepercall[user->level]*60)
tleft=cfg->level_timepercall[user->level]*60;
tleft+=user->min*60L;
tleft-=now-starttime;
if(tleft>0x7fffL)
timeleft=0x7fff;
else
timeleft=tleft;
}
return(timeleft);
}
/*************************************************************************/
/* Check a supplied name/alias and see if it's valid by our standards. */
/*************************************************************************/
BOOL DLLCALL check_name(scfg_t* cfg, const char* name)
{
char tmp[512];
size_t len;
len=strlen(name);
if(len<1)
return FALSE;
if ( name[0] <= ' ' /* begins with white-space? */
|| name[len-1] <= ' ' /* ends with white-space */
|| !isalpha(name[0])
|| !stricmp(name,cfg->sys_id)
|| strchr(name,0xff)
|| matchuser(cfg,name,TRUE /* sysop_alias */)
|| trashcan(cfg,name,"name")
|| alias(cfg,name,tmp)!=name
)
return FALSE;
return TRUE;
}
/****************************************************************************/
/* Login attempt/hack tracking */
/****************************************************************************/
/****************************************************************************/
link_list_t* DLLCALL loginAttemptListInit(link_list_t* list)
{
return listInit(list, LINK_LIST_MUTEX);
}
/****************************************************************************/
BOOL DLLCALL loginAttemptListFree(link_list_t* list)
{
return listFree(list);
}
/****************************************************************************/
long DLLCALL loginAttemptListClear(link_list_t* list)
{
long count;
listLock(list);
count=listCountNodes(list);
count-=listFreeNodes(list);
listUnlock(list);
return count;
}
/****************************************************************************/
static list_node_t* login_attempted(link_list_t* list, SOCKADDR_IN* addr)
{
list_node_t* node;
login_attempt_t* attempt;
for(node=list->first; node!=NULL; node=node->next) {
attempt=node->data;
if(memcmp(&attempt->addr,&addr->sin_addr,sizeof(attempt->addr))==0)
break;
}
return node;
}
/****************************************************************************/
long DLLCALL loginAttempts(link_list_t* list, SOCKADDR_IN* addr)
{
long count=0;
list_node_t* node;
listLock(list);
if((node=login_attempted(list, addr))!=NULL)
count = ((login_attempt_t*)node->data)->count - ((login_attempt_t*)node->data)->dupes;
listUnlock(list);
return count;
}
/****************************************************************************/
void DLLCALL loginSuccess(link_list_t* list, SOCKADDR_IN* addr)
{
list_node_t* node;
listLock(list);
if((node=login_attempted(list, addr)) != NULL)
listRemoveNode(list, node, /* freeData: */TRUE);
listUnlock(list);
}
/****************************************************************************/
/* Returns number of *unique* login attempts (excludes consecutive dupes) */
/****************************************************************************/
ulong DLLCALL loginFailure(link_list_t* list, SOCKADDR_IN* addr, const char* prot, const char* user, const char* pass)
{
list_node_t* node;
login_attempt_t first={0};
login_attempt_t* attempt=&first;
ulong count=0;
if(list==NULL)
return 0;
listLock(list);
if((node=login_attempted(list, addr)) != NULL) {
attempt=node->data;
/* Don't count consecutive duplicate attempts (same name and password): */
if(strcmp(attempt->user,user)==0 && (pass==NULL || strcmp(attempt->pass,pass)==0))
attempt->dupes++;
}
SAFECOPY(attempt->prot,prot);
attempt->time=time(NULL);
attempt->addr=addr->sin_addr;
SAFECOPY(attempt->user, user);
SAFECOPY(attempt->pass, pass);
attempt->count++;
count = attempt->count-attempt->dupes;
if(node==NULL)
listPushNodeData(list, attempt, sizeof(login_attempt_t));
listUnlock(list);
return count;
}
This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.