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Rob Swindell authoredThis should address issue (feature request) #196. The last 20 sets of displayed messages are stored as data/msgs/<user-num>.last.#.msg. This number is currently hard-coded, but could be configurable in the future. I say "sets" because messages are batched-up and displayed together normally, unless a user is actively polling for new users (e.g. while at the Ctrl-P/PrivateMsg prompt). This involved getting rid of some copy/pasta in sbbs_t:getsmsg() as well by creating/using/reusing readsmsg().
Rob Swindell authoredThis should address issue (feature request) #196. The last 20 sets of displayed messages are stored as data/msgs/<user-num>.last.#.msg. This number is currently hard-coded, but could be configurable in the future. I say "sets" because messages are batched-up and displayed together normally, unless a user is actively polling for new users (e.g. while at the Ctrl-P/PrivateMsg prompt). This involved getting rid of some copy/pasta in sbbs_t:getsmsg() as well by creating/using/reusing readsmsg().
userdat.c 104.97 KiB
/* Synchronet user data-related routines (exported) */
/****************************************************************************
* @format.tab-size 4 (Plain Text/Source Code File Header) *
* @format.use-tabs true (see http://www.synchro.net/ptsc_hdr.html) *
* *
* Copyright 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 *
* *
* For Synchronet coding style and modification guidelines, see *
* http://www.synchro.net/source.html *
* *
* Note: If this box doesn't appear square, then you need to fix your tabs. *
****************************************************************************/
#include "str_util.h"
#include "cmdshell.h"
#include "userdat.h"
#include "filedat.h"
#include "ars_defs.h"
#include "text.h"
#include "nopen.h"
#include "datewrap.h"
#include "date_str.h"
#include "smblib.h"
#include "getstats.h"
#include "msgdate.h"
#include "scfglib.h"
#ifndef USHRT_MAX
#define USHRT_MAX ((unsigned short)~0)
#endif
/* convenient space-saving global variables */
static const char* crlf="\r\n";
static const char* nulstr="";
static const char* strIpFilterExemptConfigFile = "ipfilter_exempt.cfg";
#define VALID_CFG(cfg) (cfg!=NULL && cfg->size==sizeof(scfg_t))
/****************************************************************************/
/* Looks for a perfect match among all usernames (not deleted users) */
/* Makes dots and underscores synonymous with spaces for comparisons */
/* Returns the number of the perfect matched username or 0 if no match */
/****************************************************************************/
uint matchuser(scfg_t* cfg, const char *name, BOOL sysop_alias)
{
int file,c;
char dat[LEN_ALIAS+2];
char str[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((stream=fnopen(&file,str,O_RDONLY))==NULL)
return(0);
length=(long)filelength(file); 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(matchusername(cfg, dat, name))
break;
}
fclose(stream);
if(l<length)
return((l/(LEN_ALIAS+2))+1);
return(0);
}
/****************************************************************************/
/* Return TRUE if the user 'name' (or alias) matches with 'comp' */
/* ... ignoring non-alpha-numeric chars in either string */
/* and terminating the comparison string at an '@' */
/****************************************************************************/
BOOL matchusername(scfg_t* cfg, const char* name, const char* comp)
{
(void)cfg; // in case we want this matching logic to be configurable in the future
const char* np = name;
const char* cp = comp;
while(*np != '\0' && *cp != '\0' && *cp != '@') {
if(!IS_ALPHANUMERIC(*np)) {
np++;
continue;
}
if(!IS_ALPHANUMERIC(*cp)) {
cp++;
continue;
}
if(toupper(*np) != toupper(*cp))
break;
np++, cp++;
}
while(*np != '\0' && !IS_ALPHANUMERIC(*np))
np++;
while(*cp != '\0' && !IS_ALPHANUMERIC(*cp) && *cp != '@' )
cp++;
return *np == '\0' && (*cp == '\0' || *cp == '@');
}
/****************************************************************************/
uint 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);
if((file=openuserdat(cfg, /* for_modify: */FALSE)) < 0)
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 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 (completely removes) last user record in user.dat */
/****************************************************************************/
BOOL del_lastuser(scfg_t* cfg)
{
int file;
long length;
if(!VALID_CFG(cfg))
return(FALSE);
if((file=openuserdat(cfg, /* for_modify: */TRUE)) < 0)
return(FALSE);
length=(long)filelength(file);
if(length<U_LEN) {
close(file);
return(FALSE);
}
chsize(file,length-U_LEN);
close(file);
return(TRUE);
}
/****************************************************************************/
/* Opens the user database returning the file descriptor or -1 on error */
/****************************************************************************/
int openuserdat(scfg_t* cfg, BOOL for_modify)
{
char path[MAX_PATH+1];
if(!VALID_CFG(cfg))
return(-1);
SAFEPRINTF(path,"%suser/user.dat",cfg->data_dir);
return nopen(path, for_modify ? (O_RDWR|O_CREAT|O_DENYNONE) : (O_RDONLY|O_DENYNONE));
}
int closeuserdat(int file)
{
if(file < 1)
return -1;
return close(file);
}
/****************************************************************************/
/* Locks and reads a single user record from an open user.dat file into a */
/* buffer of U_LEN+1 in size. */
/* Returns 0 on success. */
/****************************************************************************/
int readuserdat(scfg_t* cfg, unsigned user_number, char* userdat, int infile){
int i,file;
if(!VALID_CFG(cfg) || user_number<1)
return(-1);
if(infile >= 0)
file = infile;
else {
if((file = openuserdat(cfg, /* for_modify: */FALSE)) < 0)
return file;
}
if(user_number > (unsigned)(filelength(file)/U_LEN)) {
if(file != infile)
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) {
if(file != infile)
close(file);
return(-2);
}
if(read(file,userdat,U_LEN)!=U_LEN) {
unlock(file,(long)((long)(user_number-1)*U_LEN),U_LEN);
if(file != infile)
close(file);
return(-3);
}
unlock(file,(long)((long)(user_number-1)*U_LEN),U_LEN);
if(file != infile)
close(file);
return 0;
}
/****************************************************************************/
/* Fills the structure 'user' with info for user.number from userdat */
/* (a buffer representing a single user 'record' from the user.dat file */
/****************************************************************************/
int parseuserdat(scfg_t* cfg, char *userdat, user_t *user)
{
char str[U_LEN+1];
int i;
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);
/* The user number needs to be set here
before calling chk_ar() below for user-number comparisons in AR strings to function correctly */
user->number=user_number; /* Signal of success */
/* 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);
if(user->pass[0] == 0) // Backwards compatibility hack
getrec(userdat, U_OLDPASS, LEN_OLDPASS, 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_IPADDR,LEN_IPADDR,user->ipaddr);
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=strtoul(str, NULL, 10);
getrec(userdat,U_ULS,5,str); user->uls=atoi(str);
getrec(userdat,U_DLB,10,str); user->dlb=strtoul(str, NULL, 10);
getrec(userdat,U_DLS,5,str); user->dls=atoi(str);
getrec(userdat,U_CDT,10,str); user->cdt=strtoul(str, NULL, 10);
getrec(userdat,U_MIN,10,str); user->min=strtoul(str, NULL, 10);
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);
if(getrec(userdat,U_OLDROWS,2,str) <= 0) // Moved to new location
getrec(userdat, U_ROWS, LEN_ROWS, str);
user->rows = atoi(str);
if(user->rows && user->rows < TERM_ROWS_MIN)
user->rows = TERM_ROWS_MIN;
getrec(userdat, U_COLS, LEN_COLS, str);
user->cols = atoi(str);
if(user->cols && user->cols < TERM_COLS_MIN)
user->cols = TERM_COLS_MIN;
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=strtoul(str, NULL, 10);
getrec(userdat,U_XEDIT,8,str);
for(i=0;i<cfg->total_xedits;i++)
if(!stricmp(str,cfg->xedit[i]->code))
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);
/* 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
&& localtime32(&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);
}
/****************************************************************************/
/* Fills the structure 'user' with info for user.number from user.dat file */
/****************************************************************************/
int getuserdat(scfg_t* cfg, user_t *user)
{
int retval;
int file;
char userdat[U_LEN+1];
if(!VALID_CFG(cfg) || user==NULL || user->number < 1)
return(-1);
if((file = openuserdat(cfg, /* for_modify: */FALSE)) < 0) {
user->number = 0;
return file;
}
memset(userdat, 0, sizeof(userdat));
if((retval = readuserdat(cfg, user->number, userdat, file)) != 0) {
close(file);
user->number = 0;
return retval;
}
retval = parseuserdat(cfg, userdat, user);
close(file);
return retval;
}
/* Fast getuserdat() (leaves user.dat file open) */
int fgetuserdat(scfg_t* cfg, user_t *user, int file)
{
int retval;
char userdat[U_LEN+1];
if(!VALID_CFG(cfg) || user==NULL || user->number < 1)
return(-1);
memset(userdat, 0, sizeof(userdat));
if((retval = readuserdat(cfg, user->number, userdat, file)) != 0) {
user->number = 0;
return retval;
}
return parseuserdat(cfg, userdat, user);
}
/****************************************************************************/
/****************************************************************************/
static void dirtyuserdat(scfg_t* cfg, uint usernumber)
{
int i,file = -1;
node_t node;
for(i=1;i<=cfg->sys_nodes;i++) { /* instant user data update */
// if(i==cfg->node_num)
// continue;
if(getnodedat(cfg, i,&node, /* lockit: */FALSE, &file) != 0)
continue;
if(node.useron==usernumber && (node.status==NODE_INUSE
|| node.status==NODE_QUIET)) {
if(getnodedat(cfg, i,&node, /* lockit: */TRUE, &file) == 0) {
node.misc|=NODE_UDAT;
putnodedat(cfg, i,&node, /* closeit: */FALSE, file);
}
break;
}
}
CLOSE_OPEN_FILE(file);
}
/****************************************************************************/
/****************************************************************************/
int is_user_online(scfg_t* cfg, uint usernumber)
{
int i;
int file = -1;
node_t node;
for(i=1; i<=cfg->sys_nodes; i++) {
getnodedat(cfg, i, &node, /* lockit: */FALSE, &file);
if((node.status==NODE_INUSE || node.status==NODE_QUIET
|| node.status==NODE_LOGON) && node.useron==usernumber)
return i; }
CLOSE_OPEN_FILE(file);
return 0;
}
/****************************************************************************/
/* Writes into user.number's slot in user.dat data in structure 'user' */
/* Called from functions newuser, useredit and main */
/****************************************************************************/
int 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_OLDPASS,LEN_OLDPASS,user->pass); // So a sysop can downgrade to a previous build/version
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_IPADDR,LEN_IPADDR,user->ipaddr);
putrec(userdat,U_LASTON,8,ultoa((ulong)user->laston,str,16));
putrec(userdat,U_FIRSTON,8,ultoa((ulong)user->firston,str,16));
putrec(userdat,U_EXPIRE,8,ultoa((ulong)user->expire,str,16));
putrec(userdat,U_PWMOD,8,ultoa((ulong)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, LEN_ROWS, ultoa(user->rows,str,10));
putrec(userdat, U_COLS, LEN_COLS, ultoa(user->cols,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_PASS+LEN_PASS, 2, crlf);
putrec(userdat,U_IPADDR+LEN_IPADDR,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((ulong)user->ns_time,str,16));
putrec(userdat,U_LOGONTIME,8,ultoa((ulong)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);
if((file=openuserdat(cfg, /* for_modify: */TRUE)) < 0)
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* 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 putusername(scfg_t* cfg, int number, const 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\r\n",LEN_ALIAS,nulstr);
memset(str,ETX,LEN_ALIAS);
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);
}
#define DECVAL(ch, mul) (DEC_CHAR_TO_INT(ch) * (mul))
int getbirthyear(const char* birth)
{
if(IS_DIGIT(birth[2])) // CCYYMMYY format
return DECVAL(birth[0], 1000)
+ DECVAL(birth[1], 100)
+ DECVAL(birth[2], 10)
+ DECVAL(birth[3], 1);
// DD/MM/YY or MM/DD/YY format
time_t now = time(NULL);
struct tm tm;
if(localtime_r(&now, &tm) == NULL)
return 0;
tm.tm_year += 1900;
int year = 1900 + DECVAL(birth[6], 10) + DECVAL(birth[7], 1);
if(tm.tm_year - year > 105)
year += 100;
return year;
}
int getbirthmonth(scfg_t* cfg, const char* birth)
{
if(IS_DIGIT(birth[5])) // CCYYMMYY format
return DECVAL(birth[4], 10) + DECVAL(birth[5], 1);
if(cfg->sys_misc & SM_EURODATE) { // DD/MM/YY format
return DECVAL(birth[3], 10) + DECVAL(birth[4], 1);
} else { // MM/DD/YY format
return DECVAL(birth[0], 10) + DECVAL(birth[1], 1);
}
}
int getbirthday(scfg_t* cfg, const char* birth)
{
if(IS_DIGIT(birth[5])) // CCYYMMYY format
return DECVAL(birth[6], 10) + DECVAL(birth[7], 1);
if(cfg->sys_misc & SM_EURODATE) { // DD/MM/YY format
return DECVAL(birth[0], 10) + DECVAL(birth[1], 1); } else { // MM/DD/YY format
return DECVAL(birth[3], 10) + DECVAL(birth[4], 1);
}
}
// Always returns string in MM/DD/YY format
char* getbirthmmddyy(scfg_t* cfg, const char* birth, char* buf, size_t max)
{
safe_snprintf(buf, max, "%02u/%02u/%02u"
, getbirthmonth(cfg, birth)
, getbirthday(cfg, birth)
, getbirthyear(birth) % 100);
return buf;
}
// Always returns string in DD/MM/YY format
char* getbirthddmmyy(scfg_t* cfg, const char* birth, char* buf, size_t max)
{
safe_snprintf(buf, max, "%02u/%02u/%02u"
, getbirthday(cfg, birth)
, getbirthmonth(cfg, birth)
, getbirthyear(birth) % 100);
return buf;
}
char* getbirthdstr(scfg_t* cfg, const char* birth, char* buf, size_t max)
{
if(cfg->sys_misc & SM_EURODATE)
getbirthddmmyy(cfg, birth, buf, max);
else
getbirthmmddyy(cfg, birth, buf, max);
return buf;
}
/****************************************************************************/
/* Returns the age derived from the string 'birth' in the format CCYYMMDD */
/* or legacy: MM/DD/YY or DD/MM/YY */
/****************************************************************************/
int getage(scfg_t* cfg, const char *birth)
{
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);
tm.tm_mon++; /* convert to 1 based */
int year = getbirthyear(birth);
int age = (1900 + tm.tm_year) - year;
int mon = getbirthmonth(cfg, birth);
if(mon > tm.tm_mon || (mon == tm.tm_mon && getbirthday(cfg, birth) > tm.tm_mday))
age--;
return age;
}
/****************************************************************************/
/* Converts from either MM/DD/YYYYY or DD/MM/YYYY to YYYYMMDD */
/****************************************************************************/
char* parse_birthdate(scfg_t* cfg, const char* birthdate, char* out, size_t maxlen)
{
if(cfg->sys_misc & SM_EURODATE)
safe_snprintf(out, maxlen, "%.4s%.2s%.2s", birthdate + 6, birthdate + 3, birthdate);
else safe_snprintf(out, maxlen, "%.4s%.2s%.2s", birthdate + 6, birthdate, birthdate + 3);
return out;
}
/****************************************************************************/
/* Converts from user birth date to either MM/DD/YYYYY or DD/MM/YYYY */
/****************************************************************************/
char* format_birthdate(scfg_t* cfg, const char* birthdate, char* out, size_t maxlen)
{
if(maxlen < 1)
return NULL;
*out = '\0';
if(*birthdate) {
if(cfg->sys_misc & SM_EURODATE)
safe_snprintf(out, maxlen, "%02u/%02u/%04u"
,getbirthday(cfg, birthdate), getbirthmonth(cfg, birthdate), getbirthyear(birthdate));
else
safe_snprintf(out, maxlen, "%02u/%02u/%04u"
,getbirthmonth(cfg, birthdate), getbirthday(cfg, birthdate), getbirthyear(birthdate));
}
return out;
}
const char* birthdate_format(scfg_t* cfg)
{
return cfg->sys_misc&SM_EURODATE ? "DD/MM/YYYY" : "MM/DD/YYYY";
}
/****************************************************************************/
/****************************************************************************/
int opennodedat(scfg_t* cfg)
{
char fname[MAX_PATH+1];
if(!VALID_CFG(cfg))
return -1;
SAFEPRINTF(fname, "%snode.dab", cfg->ctrl_dir);
return nopen(fname, O_RDWR|O_DENYNONE);
}
/****************************************************************************/
/****************************************************************************/
int opennodeext(scfg_t* cfg)
{
char fname[MAX_PATH+1];
if(!VALID_CFG(cfg))
return -1;
SAFEPRINTF(fname, "%snode.exb", cfg->ctrl_dir);
return nopen(fname, O_RDWR|O_DENYNONE);
}
/****************************************************************************/
/* Reads the data for node number 'number' into the structure 'node' */
/* from node.dab */
/****************************************************************************/
int getnodedat(scfg_t* cfg, uint number, node_t *node, BOOL lockit, int* fdp)
{
int rd;
int count=0;
int file;
if(!VALID_CFG(cfg)
|| node==NULL || number<1 || number>cfg->sys_nodes)
return(-1);
memset(node,0,sizeof(node_t));
if(fdp != NULL && *fdp > 0) file = *fdp;
else {
if((file = opennodedat(cfg)) == -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(lockit
&& lock(file,(long)number*sizeof(node_t),sizeof(node_t))!=0)
continue;
rd=read(file,node,sizeof(node_t));
if(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 putnodedat(scfg_t* cfg, uint number, node_t* node, BOOL closeit, int file)
{
size_t wr=0;
int wrerr=0;
int attempts;
if(file<0)
return -1;
if(!VALID_CFG(cfg)
|| node==NULL || number<1 || number>cfg->sys_nodes) {
if(closeit)
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));
if(closeit)
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 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* 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;
case NODE_CONNECTION_RAW:
strcpy(str,"via raw"); break;
default:
sprintf(str,"at %ubps",conn);
break;
}
return str;
}
char* getnodeext(scfg_t* cfg, int num, char* buf)
{
int f;
if(!VALID_CFG(cfg) || num < 1)
return "";
if((f = opennodeext(cfg)) < 1)
return "";
lseek(f, (num-1) * 128, SEEK_SET);
read(f, buf, 128);
close(f);
buf[127] = 0;
return buf;
}
char* nodestatus(scfg_t* cfg, node_t* node, char* buf, size_t buflen, int num)
{
char str[256];
char tmp[128];
char* mer;
int hour;
if(node==NULL) {
strncpy(buf,"(null)",buflen);
return(buf);
}
str[0]=0;
switch(node->status) {
case NODE_WFC:
SAFECOPY(str,"Waiting for connection");
break;
case NODE_OFFLINE:
strcpy(str,"Offline");
break;
case NODE_NETTING: /* Obsolete */
SAFECOPY(str,"Networking");
break;
case NODE_LOGON:
SAFEPRINTF(str,"At login prompt %s"
,node_connection_desc(node->connection, tmp));
break;
case NODE_LOGOUT:
SAFEPRINTF(str,"Logging out %s", username(cfg,node->useron,tmp));
break;
case NODE_EVENT_WAITING:
SAFECOPY(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:
SAFECOPY(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: if(node->misc & NODE_EXT) {
getnodeext(cfg, num, str);
break;
}
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==0)
sprintf(str+strlen(str)
,"in local chat with %s"
,cfg->sys_op);
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");
if(node->misc&NODE_FCHAT)
strcat(str,"F");
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 printnodedat(scfg_t* cfg, uint number, node_t* node)
{
char status[128];
printf("Node %2d: %s\n",number,nodestatus(cfg,node,status,sizeof(status),number));
}
/****************************************************************************/
uint userdatdupe(scfg_t* cfg, uint usernumber, uint offset, uint datlen
,char *dat, BOOL del, BOOL next, void (*progress)(void*, int, int), void* cbdata)
{
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;
if(progress != NULL)
progress(cbdata, l, length);
for(;l<length;l+=U_LEN) {
if(progress != NULL)
progress(cbdata, l, length); 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);
if(progress != NULL)
progress(cbdata, l, length);
return(0);
}
/****************************************************************************/
/* Creates a short message for 'usernumber' that contains 'strin' */
/****************************************************************************/
int 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);
file = -1;
for(i=1;i<=cfg->sys_nodes;i++) { /* flag node if user on that msg waiting */
getnodedat(cfg,i,&node,/* lockit: */FALSE, &file); if(node.useron==usernumber
&& (node.status==NODE_INUSE || node.status==NODE_QUIET)
&& !(node.misc&NODE_MSGW)) {
if(getnodedat(cfg,i,&node, /* lockit: */TRUE, &file)==0) {
node.misc|=NODE_MSGW;
putnodedat(cfg,i,&node, /* closeit: */FALSE, file);
}
}
}
CLOSE_OPEN_FILE(file);
return(0);
}
/****************************************************************************/
/* Returns any short messages waiting for user number, buffer must be freed */
/****************************************************************************/
char* getsmsg(scfg_t* cfg, int usernumber)
{
int i;
int file = -1;
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, /* lockit: */FALSE, &file);
if(node.useron==usernumber
&& (node.status==NODE_INUSE || node.status==NODE_QUIET)
&& node.misc&NODE_MSGW) {
if(getnodedat(cfg,i,&node, /* lockit: */TRUE, &file) == 0) {
node.misc&=~NODE_MSGW;
putnodedat(cfg,i,&node, /* closeit: */FALSE, file);
}
}
}
CLOSE_OPEN_FILE(file);
return readsmsg(cfg, usernumber);
}
/****************************************************************************/
/* Returns any short messages waiting for user number, buffer must be freed */
/****************************************************************************/
char* readsmsg(scfg_t* cfg, int usernumber)
{
char str[MAX_PATH+1], *buf;
int file;
long length;
if(!VALID_CFG(cfg) || usernumber<1)
return(NULL);
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;
strip_invalid_attr(buf);
SAFEPRINTF2(str, "%smsgs/%4.4u.last.msg", cfg->data_dir, usernumber);
backup(str, 19, /* rename: */true);
if((file = nopen(str, O_WRONLY|O_CREAT|O_APPEND)) != -1) {
(void)write(file, buf, length);
close(file);
}
return(buf); /* caller must free */
}
char* getnmsg(scfg_t* cfg, int node_num)
{
char str[MAX_PATH+1];
char* buf;
int file = -1;
long length;
node_t node;
if(!VALID_CFG(cfg) || node_num<1)
return(NULL);
if(getnodedat(cfg,node_num,&node, /* lockit: */TRUE, &file) == 0) {
node.misc&=~NODE_NMSG; /* clear the NMSG flag */
putnodedat(cfg,node_num,&node, /* closeit: */TRUE, 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 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_OPEN_FILE(file);
getnodedat(cfg,num,&node, /* lockit: */FALSE, &file);
if((node.status==NODE_INUSE || node.status==NODE_QUIET)
&& !(node.misc&NODE_NMSG)) {
if(getnodedat(cfg,num,&node, /* lockit: */TRUE, &file) == 0) {
node.misc|=NODE_NMSG;
putnodedat(cfg,num,&node, /* closeit: */FALSE, file);
}
}
CLOSE_OPEN_FILE(file);
return(0);
}
/* Return node's client's socket descriptor or negative on error */
int getnodeclient(scfg_t* cfg, uint number, client_t* client, time_t* done)
{
SOCKET sock = INVALID_SOCKET;
char path[MAX_PATH + 1];
char value[INI_MAX_VALUE_LEN];
char* p;
FILE* fp;
if(!VALID_CFG(cfg)
|| client == NULL || number < 1 || number > cfg->sys_nodes)
return -1;
if(client->size == sizeof(client)) {
free((char*)client->protocol);
free((char*)client->user);
}
memset(client, 0, sizeof(*client));
client->size = sizeof(client);
SAFEPRINTF(path, "%sclient.ini", cfg->node_path[number - 1]);
fp = iniOpenFile(path, /* create: */FALSE);
if(fp == NULL)
return -2;
sock = iniReadShortInt(fp, ROOT_SECTION, "sock", 0);
client->port = iniReadShortInt(fp, ROOT_SECTION, "port", 0);
client->time = iniReadInteger(fp, ROOT_SECTION, "time", 0);
client->usernum = iniReadInteger(fp, ROOT_SECTION, "user", 0);
SAFECOPY(client->addr, iniReadString(fp, ROOT_SECTION, "addr", "<none>", value));
SAFECOPY(client->host, iniReadString(fp, ROOT_SECTION, "host", "<none>", value));
if((p = iniReadString(fp, ROOT_SECTION, "prot", NULL, value)) != NULL)
client->protocol = strdup(p);
if((p = iniReadString(fp, ROOT_SECTION, "name", NULL, value)) != NULL)
client->user = strdup(p);
*done = iniReadInteger(fp, ROOT_SECTION, "done", client->time);
fclose(fp);
return sock;
}
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_PETSCII:
case AR_ASCII:
case AR_UTF8:
case AR_CP437:
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:
case AR_ACTIVE:
case AR_INACTIVE:
case AR_DELETED:
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_PETSCII:
if(user==NULL || (user->misc&CHARSET_FLAGS) != CHARSET_PETSCII)
result=not;
else result=!not;
break;
case AR_ASCII:
if(user==NULL || (user->misc&CHARSET_FLAGS) != CHARSET_ASCII)
result=not;
else result=!not;
break;
case AR_UTF8:
if(user==NULL || (user->misc&CHARSET_FLAGS) != CHARSET_UTF8)
result=not;
else result=!not;
break;
case AR_CP437:
if(user==NULL || (user->misc&CHARSET_FLAGS) != CHARSET_CP437)
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:
#if defined(_WIN32) || defined(__linux__) || defined(__FreeBSD__)
result=!not; #else
result=not;
#endif
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->ipaddr;
else
p=NULL;
if(!findstr_in_string(p,(char*)*ptrptr))
result=not;
else
result=!not;
while(*(*ptrptr))
(*ptrptr)++;
break;
case AR_TERM:
result=!not;
while(*(*ptrptr))
(*ptrptr)++;
break;
case AR_ROWS:
case AR_COLS:
result=!not;
break;
}
}
return(result);
}
BOOL 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 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 < 1) { /* auto-length */
length=user_rec_len(start);
if(length < 1) {
close(file);
return -5;
}
}
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;
if(c == 0 && start == LEN_PASS) // Backwards compatibility hack
return getuserrec(cfg, usernumber, U_OLDPASS, LEN_OLDPASS, str);
return(0);
}
/****************************************************************************/
/* Write a string (str) into user.dat at the offset for usernumber + start */
/* 'length' may be auto-determined (from 'start') by passing 0 for length */
/* If 'str' is longer than 'length', only 'length' characters are written */
/****************************************************************************/
int putuserrec(scfg_t* cfg, int usernumber, int start, int length, const char *str)
{
const char* p;
char buf[256];
char path[MAX_PATH + 1];
int file;
uint i;
if(!VALID_CFG(cfg) || usernumber < 1 || str == NULL)
return -1;
if(length == 0) { /* auto-length */
length = user_rec_len(start);
if(length < 1)
return -2;
}
size_t slen = strlen(str);
if(slen >= (size_t)length)
p = str;
else {
if(length > sizeof(buf))
return -10;
memset(buf, ETX, length);
memcpy(buf, str, slen);
p = buf;
}
SAFEPRINTF(path, "%suser/user.dat", cfg->data_dir);
if((file = nopen(path, O_RDWR|O_DENYNONE))==-1)
return errno;
off_t offset = (usernumber - 1) * U_LEN;
if(filelength(file) < offset) {
close(file);
return -4;
}
offset += start;
if(lseek(file, offset, SEEK_SET) != offset) {
close(file);
return -5;
}
i=0;
while(i < LOOP_NODEDAB
&& lock(file, offset, length) == -1) {
if(i)
mswait(100);
i++;
}
if(i >= LOOP_NODEDAB) {
close(file);
return -3;
}
int wr = write(file, p, length);
unlock(file, offset, length);
close(file);
if(wr != length)
return -6;
dirtyuserdat(cfg, usernumber);
return 0;
}
/****************************************************************************/
/* Updates user 'usernumber's record (numeric string) by adding 'adj' to it */
/* returns the new value. */
/****************************************************************************/
ulong adjustuserrec(scfg_t* cfg, int usernumber, int start, int length, long adj)
{
char str[256],path[256];
char tmp[32];
int i,c,file;
ulong 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 < 1) { /* auto-length */
length=user_rec_len(start);
if(length < 1) {
close(file);
return 0;
}
}
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;
if(length > 5) {
val = strtoul(str, NULL, 10);
if(adj<0L && val<(ulong)-adj) /* don't go negative */
val=0;
else if(adj > 0 && val + adj < val)
val = ULONG_MAX;
else
val += (ulong)adj;
} else {
ushort sval = (ushort)strtoul(str, NULL, 10);
if(adj < 0L && sval < (ushort)-adj) /* don't go negative */
sval = 0;
else if(adj > 0 && sval + adj < sval)
sval = USHRT_MAX;
else sval += (ushort)adj;
val = sval;
}
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 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 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 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 user_downloaded(scfg_t* cfg, user_t* user, int files, off_t 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, (long)bytes);
return(TRUE);
}
#ifdef SBBS
BOOL user_downloaded_file(scfg_t* cfg, user_t* user, client_t* client,
uint dirnum, const char* filename, off_t bytes)
{
file_t f;
bool removed = false;
if(!loadfile(cfg, dirnum, filename, &f, file_detail_normal))
return FALSE;
if(!bytes)
bytes = getfilesize(cfg, &f);
if(dirnum == cfg->user_dir) {
str_list_t dest_user_list = strListSplitCopy(NULL, f.to_list, ",");
char usernum[16];
SAFEPRINTF(usernum, "%u", user->number);
int i = strListFind(dest_user_list, usernum, /* case-sensitive: */true);
if(i >= 0) {
strListFastDelete(dest_user_list, i);
char tmp[512];
smb_hfield_replace_str(&f, RECIPIENTLIST, strListCombine(dest_user_list, tmp, sizeof(tmp), ","));
}
if(strListCount(dest_user_list) < 1) {
char path[MAX_PATH + 1];
if(remove(getfilepath(cfg, &f, path)) == 0)
removed = removefile(cfg, dirnum, f.name);
}
strListFree(&dest_user_list);
}
f.hdr.times_downloaded++;
f.hdr.last_downloaded = time32(NULL);
if(!removed && !updatefile(cfg, &f)) {
smb_freefilemem(&f);
return FALSE;
}
/**************************/
/* Update Uploader's Info */
/**************************/
user_t uploader = {0};
uploader.number=matchuser(cfg, f.from, TRUE /*sysop_alias*/);
if(uploader.number
&& uploader.number != user->number
&& getuserdat(cfg, &uploader) == 0
&& (uint32_t)uploader.firston < f.hdr.when_imported.time) {
ulong l = (ulong)f.cost;
if(!(cfg->dir[dirnum]->misc&DIR_CDTDL)) /* Don't give credits on d/l */
l=0;
ulong mod=(ulong)(l*(cfg->dir[dirnum]->dn_pct/100.0));
adjustuserrec(cfg, uploader.number, U_CDT, 10, mod);
if(cfg->text != NULL && !(cfg->dir[dirnum]->misc&DIR_QUIET)) {
char str[256];
char tmp[128];
char prefix[128]="";
ultoac(mod,tmp);
const char* alias = user->alias[0] ? user->alias : cfg->text[UNKNOWN_USER];
char username[64];
if(client != NULL && uploader.level >= SYSOP_LEVEL) { if(client->host[0] != '\0' && strcmp(client->host, STR_NO_HOSTNAME) != 0)
SAFEPRINTF2(username,"%s [%s]", alias, client->host);
else
SAFEPRINTF2(username,"%s [%s]", alias, client->addr);
} else
SAFECOPY(username, alias);
if(strcmp(cfg->dir[dirnum]->code, "TEMP") == 0 || bytes < (ulong)f.size)
SAFECOPY(prefix, cfg->text[Partially]);
if(client != NULL) {
SAFECAT(prefix, client->protocol);
SAFECAT(prefix, "-");
}
/* Inform uploader of downloaded file */
SAFEPRINTF4(str, cfg->text[DownloadUserMsg]
,getfname(filename)
,prefix
,username, tmp);
putsmsg(cfg, uploader.number, str);
}
}
/****************************/
/* Update Downloader's Info */
/****************************/
user_downloaded(cfg, user, /* files: */1, bytes);
if(!is_download_free(cfg, dirnum, user, client))
subtract_cdt(cfg, user, (long)f.cost);
if(!(cfg->dir[dirnum]->misc&DIR_NOSTAT))
inc_sys_download_stats(cfg, /* files: */1, (ulong)bytes);
smb_freefilemem(&f);
return TRUE;
}
#endif
BOOL user_uploaded(scfg_t* cfg, user_t* user, int files, off_t 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, (long)bytes);
return(TRUE);
}
BOOL 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 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 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((ulong)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 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");
}
/****************************************************************************/
/* Get dotted-equivalent email address for user 'name'. */
/* 'addr' is the target buffer for the full address. */
/* Pass cfg=NULL to NOT have "@address" portion appended. */
/****************************************************************************/char* usermailaddr(scfg_t* cfg, char* addr, const char* name)
{
int i;
if(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]='.';
}
if(VALID_CFG(cfg)) {
strcat(addr,"@");
strcat(addr,cfg->sys_inetaddr);
}
return(addr);
}
char* 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 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, /* keep: */0); /* waiting for user */
rmdir(str);
SAFEPRINTF(tmp,"%04u.*",user->number);
SAFEPRINTF(str,"%sfile",cfg->data_dir);
delfiles(str,tmp, /* keep: */0);
SAFEPRINTF(str,"%suser",cfg->data_dir);
delfiles(str,tmp, /* keep: */0);
SAFEPRINTF(str,"%smsgs",cfg->data_dir);
delfiles(str,tmp, /* keep: */0);
SAFEPRINTF2(str,"%suser/%04u",cfg->data_dir,user->number);
delfiles(str,ALLFILES, /* keep: */0);
rmdir(str);
SAFEPRINTF2(str,"%suser/ptrs/%04u.ixb",cfg->data_dir,user->number); /* msg ptrs */
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 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);
case U_IPADDR: return(LEN_IPADDR);
/* 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);
case U_ROWS:
return LEN_ROWS;
case U_COLS:
return LEN_COLS;
/* 2 digit integers (0-99 or 00-FF) */
case U_LEVEL:
case U_TL:
case U_LEECH: 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 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 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 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((cfg->sub[subnum]->misc & SUB_NAME)
&& (user->rest & (FLAG('Q') | FLAG('O'))) == FLAG('O'))
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 can or cannot access the specified dir */
/****************************************************************************/
BOOL can_user_access_dir(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(!chk_ar(cfg,cfg->lib[cfg->dir[dirnum]->lib]->ar,user,client))
return FALSE;
if(!chk_ar(cfg,cfg->dir[dirnum]->ar,user,client))
return FALSE;
return TRUE;
}
/****************************************************************************/
/* Determine if the specified user can or cannot upload files to the dirnum */
/* 'reason' is an (optional) pointer to a text.dat item number, indicating */
/* the reason the user cannot post, when returning FALSE. */
/****************************************************************************/
BOOL can_user_upload(scfg_t* cfg, uint dirnum, user_t* user, client_t* client, uint* reason)
{
if(reason!=NULL)
*reason=NoAccessDir;
if(!can_user_access_dir(cfg, dirnum, user, client))
return FALSE;
if(reason!=NULL)
*reason=R_Upload;
if(user->rest&FLAG('U')) /* upload restriction? */
return FALSE;
if(user->rest&FLAG('T')) /* transfer restriction? */
return FALSE;
if(!(user->exempt&FLAG('U')) /* upload exemption */
&& !is_user_dirop(cfg, dirnum, user, client)) {
if(reason!=NULL)
*reason=CantUploadHere;
if(!chk_ar(cfg, cfg->dir[dirnum]->ul_ar, user, client))
return FALSE;
}
return TRUE;
}
/****************************************************************************/
/* Determine if the specified user can or cannot download files from dirnum */
/* 'reason' is an (optional) pointer to a text.dat item number, indicating */
/* the reason the user cannot post, when returning FALSE. */
/****************************************************************************/
BOOL can_user_download(scfg_t* cfg, uint dirnum, user_t* user, client_t* client, uint* reason)
{
if(reason!=NULL)
*reason=NoAccessDir;
if(!can_user_access_dir(cfg, dirnum, user, client))
return FALSE;
if(reason!=NULL)
*reason=CantDownloadFromDir;
if(!chk_ar(cfg,cfg->dir[dirnum]->dl_ar,user,client))
return FALSE;
if(reason!=NULL)
*reason=R_Download;
if(user->rest&FLAG('D')) /* download restriction? */
return FALSE;
if(user->rest&FLAG('T')) /* transfer restriction? */
return FALSE;
return TRUE;
}
/****************************************************************************/
/* Determine if the specified user can or cannot send email */
/* 'reason' is an (optional) pointer to a text.dat item number */
/* usernumber==0 for netmail */
/****************************************************************************/
BOOL can_user_send_mail(scfg_t* cfg, enum smb_net_type net_type, uint usernumber, user_t* user, uint* reason)
{
if(reason!=NULL)
*reason=R_Email;
if(user==NULL || user->number==0)
return FALSE;
if(net_type==NET_NONE && usernumber>1 && user->rest&FLAG('E')) /* local mail restriction? */
return FALSE;
if(reason!=NULL)
*reason=NoNetMailAllowed;
if(net_type!=NET_NONE && user->rest&FLAG('M')) /* netmail restriction */
return FALSE;
if(net_type==NET_FIDO && !(cfg->netmail_misc&NMAIL_ALLOW)) /* Fido netmail globally disallowed */
return FALSE;
if(net_type==NET_INTERNET && !(cfg->inetmail_misc&NMAIL_ALLOW)) /* Internet mail globally disallowed */
return FALSE;
if(reason!=NULL)
*reason=R_Feedback;
if(net_type==NET_NONE && usernumber==1 && user->rest&FLAG('S')) /* feedback restriction? */
return FALSE;
if(reason!=NULL)
*reason=TooManyEmailsToday;
if(user->etoday>=cfg->level_emailperday[user->level] && !(user->exempt&FLAG('M')))
return FALSE;
return TRUE;
}
/****************************************************************************/
/* Determine if the specified user is a sub-board operator */
/****************************************************************************/
BOOL is_user_subop(scfg_t* cfg, uint subnum, user_t* user, client_t* client)
{
if(user==NULL)
return FALSE;
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 the specified user is a directory operator */
/****************************************************************************/
BOOL is_user_dirop(scfg_t* cfg, uint dirnum, user_t* user, client_t* client)
{
if(user==NULL)
return FALSE;
if(!can_user_access_dir(cfg, dirnum, user, client))
return FALSE;
if(user->level >= SYSOP_LEVEL)
return TRUE;
return cfg->dir[dirnum]->op_ar[0]!=0 && chk_ar(cfg,cfg->dir[dirnum]->op_ar,user,client);
}
/****************************************************************************/
/* Determine if downloads from the specified directory are free for the */
/* specified user */
/****************************************************************************/
BOOL 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[0]==0)
return(FALSE);
return(chk_ar(cfg,cfg->dir[dirnum]->ex_ar,user,client));
}
BOOL is_host_exempt(scfg_t* cfg, const char* ip_addr, const char* host_name)
{
char exempt[MAX_PATH+1];
SAFEPRINTF2(exempt, "%s%s", cfg->ctrl_dir, strIpFilterExemptConfigFile);
return findstr(ip_addr, exempt) || findstr(host_name, exempt);
}
/****************************************************************************/
/* Add an IP address (with comment) to the IP filter/trashcan file */
/* ToDo: Move somewhere more appropriate (filter.c?) */
/****************************************************************************/
BOOL 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 exempt[MAX_PATH+1];
char tstr[64];
FILE* fp;
time_t now = time(NULL);
if(ip_addr==NULL)
return(FALSE);
SAFEPRINTF2(exempt, "%s%s", cfg->ctrl_dir, strIpFilterExemptConfigFile);
if(findstr(ip_addr, exempt))
return(FALSE);
if(findstr(host, exempt))
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 ", prot, reason);
if(username != NULL)
fprintf(fp, "by %s ", username);
fprintf(fp,"on %.24s\n", ctime_r(&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 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-=(long)(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 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 */
|| !IS_ALPHA(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* loginAttemptListInit(link_list_t* list)
{
return listInit(list, LINK_LIST_MUTEX);}
/****************************************************************************/
BOOL loginAttemptListFree(link_list_t* list)
{
return listFree(list);
}
/****************************************************************************/
/* Returns negative value on failure */
/****************************************************************************/
long loginAttemptListCount(link_list_t* list)
{
long count;
if(!listLock(list))
return -1;
count = listCountNodes(list);
listUnlock(list);
return count;
}
/****************************************************************************/
/* Returns number of items (attempts) removed from the list */
/* Returns negative value on failure */
/****************************************************************************/
long loginAttemptListClear(link_list_t* list)
{
long count;
if(!listLock(list))
return -1;
count=listCountNodes(list);
count-=listFreeNodes(list);
listUnlock(list);
return count;
}
/****************************************************************************/
static list_node_t* login_attempted(link_list_t* list, const union xp_sockaddr* addr)
{
list_node_t* node;
login_attempt_t* attempt;
if(list==NULL)
return NULL;
for(node=list->first; node!=NULL; node=node->next) {
attempt=node->data;
if(attempt->addr.addr.sa_family != addr->addr.sa_family)
continue;
switch(addr->addr.sa_family) {
case AF_INET:
if(memcmp(&attempt->addr.in.sin_addr, &addr->in.sin_addr, sizeof(addr->in.sin_addr)) == 0)
return node;
break;
case AF_INET6:
if(memcmp(&attempt->addr.in6.sin6_addr, &addr->in6.sin6_addr, sizeof(addr->in6.sin6_addr)) == 0)
return node;
break;
}
}
return NULL;
}
/****************************************************************************/
/* Returns negative value on failure */
/****************************************************************************/
long loginAttempts(link_list_t* list, const union xp_sockaddr* addr)
{
long count=0; list_node_t* node;
if(addr->addr.sa_family != AF_INET && addr->addr.sa_family != AF_INET6)
return 0;
if(!listLock(list))
return -1;
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 loginSuccess(link_list_t* list, const union xp_sockaddr* addr)
{
list_node_t* node;
if(addr->addr.sa_family != AF_INET && addr->addr.sa_family != AF_INET6)
return;
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 loginFailure(link_list_t* list, const union xp_sockaddr* addr, const char* prot, const char* user, const char* pass)
{
list_node_t* node;
login_attempt_t first;
login_attempt_t* attempt=&first;
ulong count=0;
if(addr->addr.sa_family != AF_INET && addr->addr.sa_family != AF_INET6)
return 0;
if(list==NULL)
return 0;
memset(&first, 0, sizeof(first));
if(!listLock(list))
return 0;
if((node=login_attempted(list, addr)) != NULL) {
attempt=node->data;
/* Don't count consecutive duplicate attempts (same name and password): */
if((user!=NULL && strcmp(attempt->user,user)==0) && (pass!=NULL && strcmp(attempt->pass,pass)==0))
attempt->dupes++;
}
SAFECOPY(attempt->prot,prot);
attempt->time=time32(NULL);
memcpy(&attempt->addr, addr, sizeof(*addr));
if(user != NULL)
SAFECOPY(attempt->user, user);
memset(attempt->pass, 0, sizeof(attempt->pass));
if(pass != NULL)
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;
}
#if !defined(NO_SOCKET_SUPPORT)
ulong loginBanned(scfg_t* cfg, link_list_t* list, SOCKET sock, const char* host_name
,struct login_attempt_settings settings, login_attempt_t* details)
{ char ip_addr[128];
list_node_t* node;
login_attempt_t* attempt;
BOOL result = FALSE;
time32_t now = time32(NULL);
union xp_sockaddr client_addr;
union xp_sockaddr server_addr;
socklen_t addr_len;
char exempt[MAX_PATH+1];
SAFEPRINTF2(exempt, "%s%s", cfg->ctrl_dir, strIpFilterExemptConfigFile);
if(list==NULL)
return 0;
addr_len=sizeof(server_addr);
if((result=getsockname(sock, &server_addr.addr, &addr_len)) != 0)
return 0;
addr_len=sizeof(client_addr);
if((result=getpeername(sock, &client_addr.addr, &addr_len)) != 0)
return 0;
/* Don't ban connections from the server back to itself */
if(inet_addrmatch(&server_addr, &client_addr))
return 0;
if(inet_addrtop(&client_addr, ip_addr, sizeof(ip_addr)) != NULL
&& findstr(ip_addr, exempt))
return 0;
if(host_name != NULL
&& findstr(host_name, exempt))
return 0;
if(!listLock(list))
return 0;
node = login_attempted(list, &client_addr);
listUnlock(list);
if(node == NULL)
return 0;
attempt = node->data;
if(((settings.tempban_threshold && (attempt->count - attempt->dupes) >= settings.tempban_threshold)
|| trashcan(cfg, attempt->user, "name")) && now < (time32_t)(attempt->time + settings.tempban_duration)) {
if(details != NULL)
*details = *attempt;
return settings.tempban_duration - (now - attempt->time);
}
return 0;
}
/****************************************************************************/
/* Message-new-scan pointer/configuration functions */
/****************************************************************************/
BOOL getmsgptrs(scfg_t* cfg, user_t* user, subscan_t* subscan, void (*progress)(void*, int, int), void* cbdata)
{
char path[MAX_PATH+1];
uint i;
int file;
long length;
FILE* stream;
/* Initialize to configured defaults */
for(i=0;i<cfg->total_subs;i++) {
subscan[i].ptr=subscan[i].sav_ptr=0;
subscan[i].last=subscan[i].sav_last=0;
subscan[i].cfg=0xff;
if(!(cfg->sub[i]->misc&SUB_NSDEF))
subscan[i].cfg&=~SUB_CFG_NSCAN;
if(!(cfg->sub[i]->misc&SUB_SSDEF))
subscan[i].cfg&=~SUB_CFG_SSCAN; subscan[i].sav_cfg=subscan[i].cfg;
}
if(user->number == 0)
return 0;
if(user->rest&FLAG('G'))
return initmsgptrs(cfg, subscan, cfg->guest_msgscan_init, progress, cbdata);
/* New way: */
SAFEPRINTF2(path,"%suser/%4.4u.subs", cfg->data_dir, user->number);
FILE* fp = fnopen(NULL, path, O_RDONLY|O_TEXT);
if (fp != NULL) {
str_list_t ini = iniReadFile(fp);
for(i = 0; i < cfg->total_subs; i++) {
if(progress != NULL)
progress(cbdata, i, cfg->total_subs);
str_list_t keys = iniGetSection(ini, cfg->sub[i]->code);
if(keys == NULL)
continue;
subscan[i].ptr = iniGetLongInt(keys, NULL, "ptr" , subscan[i].ptr);
subscan[i].last = iniGetLongInt(keys, NULL, "last" , subscan[i].last);
subscan[i].cfg = iniGetShortInt(keys, NULL, "cfg" , subscan[i].cfg);
subscan[i].cfg &= (SUB_CFG_NSCAN|SUB_CFG_SSCAN|SUB_CFG_YSCAN); // Sanitize the 'cfg' value
subscan[i].sav_ptr = subscan[i].ptr;
subscan[i].sav_last = subscan[i].last;
subscan[i].sav_cfg = subscan[i].cfg;
iniFreeStringList(keys);
iniRemoveSection(&ini, cfg->sub[i]->code);
}
iniFreeStringList(ini);
fclose(fp);
if(progress != NULL)
progress(cbdata, i, cfg->total_subs);
return TRUE;
}
/* Old way: */
SAFEPRINTF2(path,"%suser/ptrs/%4.4u.ixb", cfg->data_dir, user->number);
if((stream=fnopen(&file,path,O_RDONLY))==NULL) {
if(fexist(path))
return(FALSE); /* file exists, but couldn't be opened? */
return initmsgptrs(cfg, subscan, cfg->new_msgscan_init, progress, cbdata);
}
length=(long)filelength(file);
for(i=0;i<cfg->total_subs;i++) {
if(progress != NULL)
progress(cbdata, i, cfg->total_subs);
if(length>=(cfg->sub[i]->ptridx+1)*10L) {
fseek(stream,(long)cfg->sub[i]->ptridx*10L,SEEK_SET);
fread(&subscan[i].ptr,sizeof(subscan[i].ptr),1,stream);
fread(&subscan[i].last,sizeof(subscan[i].last),1,stream);
fread(&subscan[i].cfg,sizeof(subscan[i].cfg),1,stream);
}
subscan[i].sav_ptr=subscan[i].ptr;
subscan[i].sav_last=subscan[i].last;
subscan[i].sav_cfg=subscan[i].cfg;
}
if(progress != NULL)
progress(cbdata, i, cfg->total_subs);
fclose(stream);
return(TRUE);
}
/****************************************************************************/
/* Writes to data/user/####.subs the msgptr array for the current user */
/* Pass usernumber value of 0 to indicate "Guest" login */
/****************************************************************************/
BOOL putmsgptrs(scfg_t* cfg, user_t* user, subscan_t* subscan){
char path[MAX_PATH+1];
uint i;
time_t now = time(NULL);
BOOL result = TRUE;
if(user->number==0 || (user->rest&FLAG('G'))) /* Guest */
return(TRUE);
fixmsgptrs(cfg, subscan);
SAFEPRINTF2(path,"%suser/%4.4u.subs", cfg->data_dir, user->number);
FILE* fp = fnopen(NULL, path, O_RDWR|O_CREAT|O_TEXT);
if (fp == NULL)
return FALSE;
str_list_t new = strListInit();
str_list_t ini = iniReadFile(fp);
ini_style_t ini_style = { .key_prefix = "\t", .section_separator = "" };
BOOL modified = FALSE;
for(i=0; i < cfg->total_subs; i++) {
str_list_t keys = iniGetSection(ini, cfg->sub[i]->code);
if(subscan[i].sav_ptr==subscan[i].ptr
&& subscan[i].sav_last==subscan[i].last
&& subscan[i].sav_cfg==subscan[i].cfg
&& keys != NULL && *keys != NULL)
iniAppendSectionWithKeys(&new, cfg->sub[i]->code, keys, &ini_style);
else {
iniSetLongInt(&new, cfg->sub[i]->code, "ptr", subscan[i].ptr, &ini_style);
iniSetLongInt(&new, cfg->sub[i]->code, "last", subscan[i].last, &ini_style);
iniSetHexInt(&new, cfg->sub[i]->code, "cfg", subscan[i].cfg, &ini_style);
iniSetDateTime(&new, cfg->sub[i]->code, "updated", /* include_time: */TRUE, now, &ini_style);
modified = TRUE;
}
if(keys != NULL) {
iniRemoveSection(&ini, cfg->sub[i]->code);
iniFreeStringList(keys);
}
}
if(modified || strListCount(ini))
result = iniWriteFile(fp, new);
strListFree(&new);
iniFreeStringList(ini);
fclose(fp);
return result;
}
BOOL newmsgs(smb_t* smb, time_t t)
{
char index_fname[MAX_PATH + 1];
SAFEPRINTF(index_fname, "%s.sid", smb->file);
return fdate(index_fname) >= t;
}
/****************************************************************************/
/* Initialize new-msg-scan pointers (e.g. for new users) */
/* If 'days' is specified as 0, just set pointer to last message (faster) */
/****************************************************************************/
BOOL initmsgptrs(scfg_t* cfg, subscan_t* subscan, unsigned days, void (*progress)(void*, int, int), void* cbdata)
{
uint i;
smb_t smb;
idxrec_t idx;
time_t t = time(NULL) - (days * 24 * 60 * 60);
for(i=0;i<cfg->total_subs;i++) {
if(progress != NULL)
progress(cbdata, i, cfg->total_subs);
/* This value will be "fixed" (changed to the last msg) when saving */
subscan[i].ptr = ~0; if(days == 0)
continue;
ZERO_VAR(smb);
SAFEPRINTF2(smb.file,"%s%s",cfg->sub[i]->data_dir,cfg->sub[i]->code);
if(!newmsgs(&smb, t))
continue;
smb.retry_time=cfg->smb_retry_time;
smb.subnum=i;
if(smb_open_index(&smb) != SMB_SUCCESS)
continue;
memset(&idx, 0, sizeof(idx));
smb_getlastidx(&smb, &idx);
subscan[i].ptr = idx.number;
if(idx.time >= t && smb_getmsgidx_by_time(&smb, &idx, t) >= SMB_SUCCESS)
subscan[i].ptr = idx.number - 1;
smb_close(&smb);
}
if(progress != NULL)
progress(cbdata, i, cfg->total_subs);
return TRUE;
}
/****************************************************************************/
/* Insure message new-scan pointers are within the range of the msgs in */
/* the sub-board. */
/****************************************************************************/
BOOL fixmsgptrs(scfg_t* cfg, subscan_t* subscan)
{
uint i;
smb_t smb;
for(i=0;i<cfg->total_subs;i++) {
if(subscan[i].ptr == 0)
continue;
if(subscan[i].ptr < ~0 && subscan[i].sav_ptr == subscan[i].ptr)
continue;
ZERO_VAR(smb);
SAFEPRINTF2(smb.file,"%s%s",cfg->sub[i]->data_dir,cfg->sub[i]->code);
smb.retry_time=cfg->smb_retry_time;
smb.subnum=i;
if(smb_open_index(&smb) != SMB_SUCCESS) {
subscan[i].ptr = 0;
continue;
}
idxrec_t idx;
memset(&idx, 0, sizeof(idx));
smb_getlastidx(&smb, &idx);
if(subscan[i].ptr > idx.number)
subscan[i].ptr = idx.number;
if(subscan[i].last > idx.number)
subscan[i].last = idx.number;
smb_close(&smb);
}
return TRUE;
}
static char* sysop_available_semfile(scfg_t* scfg)
{
static char semfile[MAX_PATH+1];
SAFEPRINTF(semfile, "%ssysavail.chat", scfg->ctrl_dir);
return semfile;
}
BOOL sysop_available(scfg_t* scfg)
{
return fexist(sysop_available_semfile(scfg));
}
BOOL set_sysop_availability(scfg_t* scfg, BOOL available)
{
if(available)
return ftouch(sysop_available_semfile(scfg));
return remove(sysop_available_semfile(scfg)) == 0;
}
static char* sound_muted_semfile(scfg_t* scfg)
{
static char semfile[MAX_PATH+1];
SAFEPRINTF(semfile, "%ssound.mute", scfg->ctrl_dir);
return semfile;
}
BOOL sound_muted(scfg_t* scfg)
{
return fexist(sound_muted_semfile(scfg));
}
BOOL set_sound_muted(scfg_t* scfg, BOOL muted)
{
if(muted)
return ftouch(sound_muted_semfile(scfg));
return remove(sound_muted_semfile(scfg)) == 0;
}
/************************************/
/* user .ini file get/set functions */
/************************************/
static FILE* user_ini_open(scfg_t* scfg, unsigned user_number, BOOL create)
{
char path[MAX_PATH+1];
SAFEPRINTF2(path, "%suser/%04u.ini", scfg->data_dir, user_number);
return iniOpenFile(path, create);
}
BOOL user_get_property(scfg_t* scfg, unsigned user_number, const char* section, const char* key, char* value, size_t maxlen)
{
FILE* fp;
char buf[INI_MAX_VALUE_LEN];
fp = user_ini_open(scfg, user_number, /* create: */FALSE);
if(fp == NULL)
return FALSE;
char* result = iniReadValue(fp, section, key, NULL, buf);
if(result != NULL)
safe_snprintf(value, maxlen, "%s", result);
iniCloseFile(fp);
return result != NULL;
}
BOOL user_set_property(scfg_t* scfg, unsigned user_number, const char* section, const char* key, const char* value)
{
FILE* fp;
str_list_t ini;
fp = user_ini_open(scfg, user_number, /* create: */TRUE);
if(fp == NULL)
return FALSE;
ini = iniReadFile(fp);
ini_style_t ini_style = { .key_prefix = "\t", .section_separator = "", .value_separator = " = " };
char* result = iniSetValue(&ini, section, key, value, &ini_style);
iniWriteFile(fp, ini);
iniFreeStringList(ini);
iniCloseFile(fp);
return result != NULL;
}
BOOL user_set_time_property(scfg_t* scfg, unsigned user_number, const char* section, const char* key, time_t value)
{
FILE* fp;
str_list_t ini;
fp = user_ini_open(scfg, user_number, /* create: */TRUE);
if(fp == NULL)
return FALSE;
ini = iniReadFile(fp);
ini_style_t ini_style = { .key_prefix = "\t", .section_separator = "", .value_separator = " = " };
char* result = iniSetDateTime(&ini, section, key, /* include_time */TRUE, value, &ini_style);
iniWriteFile(fp, ini);
iniFreeStringList(ini);
iniCloseFile(fp);
return result != NULL;
}
#endif /* !NO_SOCKET_SUPPORT */
/****************************************************************************/
/* Returns user number or 0 on failure or "user not found". */
/****************************************************************************/
int lookup_user(scfg_t* cfg, link_list_t* list, const char *inname)
{
if(inname == NULL || *inname == 0)
return 0;
if(list->first == NULL) {
user_t user;
int userdat = openuserdat(cfg, /* modify */FALSE);
if(userdat < 0)
return 0;
for(user.number = 1; ;user.number++) {
if(fgetuserdat(cfg, &user, userdat) != 0)
break;
if(user.misc&DELETED)
continue;
listPushNodeData(list, &user, sizeof(user));
}
close(userdat);
}
for(list_node_t* node = listFirstNode(list); node != NULL; node = node->next) {
if(matchusername(cfg, ((user_t*)node->data)->alias, inname))
return ((user_t*)node->data)->number;
}
for(list_node_t* node = listFirstNode(list); node != NULL; node = node->next) {
if(matchusername(cfg, ((user_t*)node->data)->name, inname))
return ((user_t*)node->data)->number;
}
return 0;
}
/* Returns the directory index of a virtual lib/dir path (e.g. main/games/filename) */
int getdir_from_vpath(scfg_t* cfg, const char* p, user_t* user, client_t* client, BOOL include_upload_only)
{
char* tp;
char path[MAX_PATH+1];
uint dir;
uint lib;
SAFECOPY(path,p);
p=path;
if(*p=='/')
p++;
if(!strncmp(p,"./",2))
p+=2;
tp=strchr(p,'/'); if(tp) *tp=0;
for(lib=0;lib<cfg->total_libs;lib++) {
if(!chk_ar(cfg,cfg->lib[lib]->ar,user,client))
continue;
if(!stricmp(cfg->lib[lib]->vdir,p))
break;
}
if(lib>=cfg->total_libs)
return(-1);
if(tp!=NULL)
p=tp+1;
tp=strchr(p,'/');
if(tp) *tp=0;
for(dir=0;dir<cfg->total_dirs;dir++) {
if(cfg->dir[dir]->lib!=lib)
continue;
if((!include_upload_only || (dir!=cfg->sysop_dir && dir!=cfg->upload_dir))
&& !chk_ar(cfg,cfg->dir[dir]->ar,user,client))
continue;
if(!stricmp(cfg->dir[dir]->vdir,p))
break;
}
if(dir>=cfg->total_dirs)
return(-1);
return(dir);
}