str_list_t DLLCALL semfile_list_init(const char* parent,
const char* action, const char* service)
{
char path[MAX_PATH+1];
char hostname[128];
char* p;
str_list_t list;
if((list=strListInit())==NULL)
return(NULL);
SAFEPRINTF2(path,"%s%s",parent,action);
strListPush(&list,path);
SAFEPRINTF3(path,"%s%s.%s",parent,action,service);
strListPush(&list,path);
if(gethostname(hostname,sizeof(hostname))==0) {
SAFEPRINTF3(path,"%s%s.%s",parent,action,hostname);
strListPush(&list,path);
SAFEPRINTF4(path,"%s%s.%s.%s",parent,action,hostname,service);
strListPush(&list,path);
if((p=strchr(hostname,'.'))!=NULL) {
*p=0;
SAFEPRINTF3(path,"%s%s.%s",parent,action,hostname);
strListPush(&list,path);
SAFEPRINTF4(path,"%s%s.%s.%s",parent,action,hostname,service);
strListPush(&list,path);
}
}
return(list);
}
void ident_server_thread(void* arg)
{
int result;
SOCKET sock;
SOCKADDR_IN server_addr={0};
fd_set socket_set;
struct timeval tv;
lprintf(LOG_DEBUG,"Ident server thread started");
if((sock=socket(AF_INET, SOCK_STREAM, IPPROTO_IP)) == INVALID_SOCKET) {
lprintf(LOG_ERR,"ERROR %u creating socket", ERROR_VALUE);
return;
}
memset(&server_addr, 0, sizeof(server_addr));
server_addr.sin_addr.s_addr = htonl(ident_interface);
server_addr.sin_family = AF_INET;
server_addr.sin_port = htons(ident_port);
if(bind(sock,(struct sockaddr *)&server_addr,sizeof(server_addr))!=0) {
lprintf(LOG_ERR,"ERROR %u binding ident server socket", ERROR_VALUE);
close_socket(&sock);
return;
}
if(listen(sock, 1)) {
lprintf(LOG_ERR,"!ERROR %u listening on ident server socket", ERROR_VALUE);
close_socket(&sock);
return;
}
while(!terminated) {
/* now wait for connection */
FD_ZERO(&socket_set);
FD_SET(sock,&socket_set);
tv.tv_sec=5;
tv.tv_usec=0;
if((result=select(sock+1,&socket_set,NULL,NULL,&tv))<1) {
if(result==0)
continue;
if(ERROR_VALUE==EINTR)
lprintf(LOG_DEBUG,"Ident Server listening interrupted");
else if(ERROR_VALUE == ENOTSOCK)
lprintf(LOG_NOTICE,"Ident Server sockets closed");
else
lprintf(LOG_WARNING,"!ERROR %d selecting ident socket",ERROR_VALUE);
continue;
}
if(FD_ISSET(sock,&socket_set)) {
SOCKADDR_IN client_addr;
socklen_t client_addr_len;
SOCKET client_socket=INVALID_SOCKET;
char request[128];
char response[256];
int rd;
client_addr_len = sizeof(client_addr);
client_socket = accept(sock, (struct sockaddr *)&client_addr, &client_addr_len);
if(client_socket != INVALID_SOCKET) {
lprintf(LOG_INFO,"Ident request from %s : %u"
,inet_ntoa(client_addr.sin_addr),ntohs(client_addr.sin_port));
FD_ZERO(&socket_set);
FD_SET(client_socket,&socket_set);
tv.tv_sec=5;
tv.tv_usec=0;
if(select(client_socket+1,&socket_set,NULL,NULL,&tv)==1) {
lprintf(LOG_DEBUG,"Ident select");
if((rd=recv(client_socket, request, sizeof(request), 0)) > 0) {
request[rd]=0;
truncsp(request);
lprintf(LOG_INFO,"Ident request: %s", request);
/* example response: "40931,23:USERID:UNIX:cyan" */
SAFEPRINTF4(response,"%s:%s:%s %s\r\n"
,request, ident_response, cid_number, cid_name);
sendsocket(client_socket,response,strlen(response));
} else
lprintf(LOG_DEBUG,"ident recv=%d %d", rd, ERROR_VALUE);
}
close_socket(&client_socket);
}
}
}
close_socket(&sock);
lprintf(LOG_DEBUG,"Ident server thread terminated");
}
bool sbbs_t::qwk_import_msg(FILE *qwk_fp, char *hdrblk, ulong blocks
,char fromhub, uint subnum
,uint touser, smbmsg_t* msg)
{
char* body;
char* tail;
char* qwkbuf;
char str[256],col=0,lastch=0,*p;
char from[128];
uint i,k;
long bodylen,taillen;
bool success=false;
uint16_t net_type;
ushort xlat=XLAT_NONE;
int storage=SMB_SELFPACK;
long dupechk_hashes=SMB_HASH_SOURCE_DUPE;
str_list_t kludges;
if(subnum!=INVALID_SUB
&& (hdrblk[0]=='*' || hdrblk[0]=='+' || cfg.sub[subnum]->misc&SUB_PONLY))
msg->hdr.attr|=MSG_PRIVATE;
if(subnum!=INVALID_SUB && cfg.sub[subnum]->misc&SUB_AONLY)
msg->hdr.attr|=MSG_ANONYMOUS;
if(subnum==INVALID_SUB && cfg.sys_misc&SM_DELREADM)
msg->hdr.attr|=MSG_KILLREAD;
if((fromhub || useron.rest&FLAG('Q')) &&
(hdrblk[0]=='*' || hdrblk[0]=='-' || hdrblk[0]=='`'))
msg->hdr.attr|=MSG_READ;
if(subnum!=INVALID_SUB && !fromhub && cfg.sub[subnum]->mod_ar[0]
&& chk_ar(cfg.sub[subnum]->mod_ar,&useron,&client))
msg->hdr.attr|=MSG_MODERATED;
if(subnum!=INVALID_SUB && !fromhub && cfg.sub[subnum]->misc&SUB_SYSPERM
&& sub_op(subnum))
msg->hdr.attr|=MSG_PERMANENT;
if(!(useron.rest&FLAG('Q')) && !fromhub && msg->hdr.when_written.zone==0)
msg->hdr.when_written.zone=sys_timezone(&cfg);
msg->hdr.when_imported.time=time32(NULL);
msg->hdr.when_imported.zone=sys_timezone(&cfg);
hdrblk[116]=0; // don't include number of blocks in "re: msg number"
if(!(useron.rest&FLAG('Q')) && !fromhub)
msg->hdr.thread_back=atol((char *)hdrblk+108);
if(subnum==INVALID_SUB) { /* E-mail */
if(cfg.sys_misc&SM_FASTMAIL)
storage=SMB_FASTALLOC;
/* duplicate message-IDs must be allowed in mail database */
dupechk_hashes&=~(1<<SMB_HASH_SOURCE_MSG_ID);
sprintf(str,"%u",touser);
smb_hfield_str(msg,RECIPIENTEXT,str);
} else {
if(cfg.sub[subnum]->misc&SUB_HYPER)
storage = SMB_HYPERALLOC;
else if(cfg.sub[subnum]->misc&SUB_FAST)
storage = SMB_FASTALLOC;
if(cfg.sub[subnum]->misc&SUB_LZH)
xlat=XLAT_LZH;
}
/********************************/
/* Convert the QWK message text */
/********************************/
if((qwkbuf=(char *)malloc((blocks-1)*QWK_BLOCK_LEN))==NULL) {
errormsg(WHERE,ERR_ALLOC,"QWK msg buf",(blocks-1)*QWK_BLOCK_LEN);
return(false);
}
if(fread(qwkbuf,QWK_BLOCK_LEN,blocks-1,qwk_fp) != blocks-1) {
free(qwkbuf);
errormsg(WHERE,ERR_READ,"QWK msg blocks",(blocks-1)*QWK_BLOCK_LEN);
}
bodylen=0;
if((body=(char *)malloc((blocks-1L)*QWK_BLOCK_LEN*2L))==NULL) {
free(qwkbuf);
errormsg(WHERE,ERR_ALLOC,"QWK msg body",(blocks-1L)*QWK_BLOCK_LEN*2L);
return(false);
}
taillen=0;
if((tail=(char *)malloc((blocks-1L)*QWK_BLOCK_LEN*2L))==NULL) {
free(qwkbuf);
free(body);
errormsg(WHERE,ERR_ALLOC,"QWK msg tail",(blocks-1L)*QWK_BLOCK_LEN*2L);
return(false);
}
kludges=strListInit();
for(k=0;k<(blocks-1)*QWK_BLOCK_LEN;k++) {
if(qwkbuf[k]==0)
continue;
if(bodylen==0
&& (qwkbuf[k]=='@'
|| (((useron.qwk&QWK_EXT) || subnum==INVALID_SUB)
&& (strnicmp(qwkbuf+k,"To:",3)==0
|| strnicmp(qwkbuf+k,"From:",5)==0
|| strnicmp(qwkbuf+k,"Subject:",8)==0)))) {
if((p=strchr(qwkbuf+k, QWK_NEWLINE))==NULL) {
body[bodylen++]=qwkbuf[k];
continue;
}
*p=0; /* Converts QWK_NEWLINE to NUL */
strListPush(&kludges, qwkbuf+k);
k+=strlen(qwkbuf+k);
continue;
}
if(!taillen && qwkbuf[k]==' ' && col==3 && bodylen>=3
&& body[bodylen-3]=='-' && body[bodylen-2]=='-'
&& body[bodylen-1]=='-') {
bodylen-=3;
strcpy(tail,"--- "); /* DO NOT USE SAFECOPY */
taillen=4;
col++;
continue;
}
if(qwkbuf[k]==QWK_NEWLINE) { /* expand QWK_NEWLINE to crlf */
if(!bodylen && !taillen) /* Ignore blank lines at top of message */
continue;
if(!taillen && col==3 && bodylen>=3 && body[bodylen-3]=='-'
&& body[bodylen-2]=='-' && body[bodylen-1]=='-') {
bodylen-=3;
strcpy(tail,"---"); /* DO NOT USE SAFECOPY */
taillen=3;
}
col=0;
if(taillen) {
tail[taillen++]=CR;
tail[taillen++]=LF;
}
else {
body[bodylen++]=CR;
body[bodylen++]=LF;
}
continue;
}
/* beep restrict */
if(!fromhub && qwkbuf[k]==BEL && useron.rest&FLAG('B'))
continue;
/* ANSI restriction */
if(!fromhub && (qwkbuf[k]==CTRL_A || qwkbuf[k]==ESC)
&& useron.rest&FLAG('A'))
continue;
if(qwkbuf[k]!=CTRL_A && lastch!=CTRL_A)
col++;
if(lastch==CTRL_A && !valid_ctrl_a_code(qwkbuf[k])) {
if(taillen) taillen--;
else bodylen--;
lastch=0;
continue;
}
lastch=qwkbuf[k];
if(taillen)
tail[taillen++]=qwkbuf[k];
else
body[bodylen++]=qwkbuf[k];
}
free(qwkbuf);
while(bodylen && body[bodylen-1]==' ') bodylen--; /* remove trailing spaces */
if(bodylen>=2 && body[bodylen-2]==CR && body[bodylen-1]==LF)
bodylen-=2;
while(taillen && tail[taillen-1]<=' ') taillen--; /* remove trailing garbage */
/* Parse QWK Kludges (QWKE standard and SyncQNET legacy) here: */
if(useron.rest&FLAG('Q') || fromhub) { /* QWK Net */
if((p=iniGetString(kludges,ROOT_SECTION,"@VIA",NULL,NULL)) != NULL) {
if(!fromhub)
set_qwk_flag(QWK_VIA);
if(route_circ(p,cfg.sys_id)) {
bprintf("\r\nCircular message path: %s\r\n",p);
lprintf(LOG_ERR,"Circular message path: %s from %s"
,p,fromhub ? cfg.qhub[fromhub-1]->id:useron.alias);
strListFree(&kludges);
free(body);
free(tail);
return(false);
}
SAFEPRINTF2(str,"%s/%s"
,fromhub ? cfg.qhub[fromhub-1]->id : useron.alias,p);
strupr(str);
update_qwkroute(str);
}
else {
if(fromhub)
SAFECOPY(str,cfg.qhub[fromhub-1]->id);
else
SAFECOPY(str,useron.alias);
}
/* From network type & address: */
strupr(str);
net_type=NET_QWK;
smb_hfield_netaddr(msg, SENDERNETADDR, str, &net_type);
smb_hfield_bin(msg,SENDERNETTYPE,net_type);
} else {
sprintf(str,"%u",useron.number);
smb_hfield_str(msg,SENDEREXT,str);
if((uint)subnum!=INVALID_SUB && cfg.sub[subnum]->misc&SUB_NAME)
SAFECOPY(from,useron.name);
else
SAFECOPY(from,useron.alias);
smb_hfield_str(msg,SENDER,from);
}
if((p=iniGetString(kludges,ROOT_SECTION,"@MSGID",NULL,NULL)) != NULL) {
if(!fromhub)
set_qwk_flag(QWK_MSGID);
truncstr(p," "); /* Truncate at first space char */
if(msg->id==NULL)
smb_hfield_str(msg,RFC822MSGID,p);
}
if((p=iniGetString(kludges,ROOT_SECTION,"@REPLY",NULL,NULL)) != NULL) {
if(!fromhub)
set_qwk_flag(QWK_MSGID);
truncstr(p," "); /* Truncate at first space char */
if(msg->reply_id==NULL)
smb_hfield_str(msg,RFC822REPLYID,p);
}
if((p=iniGetString(kludges,ROOT_SECTION,"@TZ",NULL,NULL)) != NULL) {
if(!fromhub)
set_qwk_flag(QWK_TZ);
msg->hdr.when_written.zone=(short)ahtoul(p);
}
if((p=iniGetString(kludges,ROOT_SECTION,"@REPLYTO",NULL,NULL)) != NULL) {
if(msg->replyto==NULL)
smb_hfield_str(msg,REPLYTO,p);
}
/* QWKE standard: */
if((p=iniGetString(kludges,ROOT_SECTION,"Subject",NULL,NULL)) != NULL)
smb_hfield_replace_str(msg,SUBJECT,p);
if((p=iniGetString(kludges,ROOT_SECTION,"To",NULL,NULL)) != NULL)
smb_hfield_replace_str(msg,RECIPIENT,p);
if((useron.rest&FLAG('Q'))
&& (p=iniGetString(kludges,ROOT_SECTION,"From",NULL,NULL)) != NULL)
smb_hfield_replace_str(msg,SENDER,p);
strListFree(&kludges);
/* smb_addmsg requires ASCIIZ strings */
body[bodylen]=0;
tail[taillen]=0;
if(online==ON_REMOTE)
bputs(text[WritingIndx]);
if(smb.status.max_crcs==0) /* no CRC checking means no body text dupe checking */
dupechk_hashes&=~(1<<SMB_HASH_SOURCE_BODY);
if((i=smb_addmsg(&smb,msg,storage,dupechk_hashes,xlat,(uchar*)body,(uchar*)tail))==SMB_SUCCESS)
success=true;
else if(i==SMB_DUPE_MSG) {
bprintf("\r\n!%s\r\n",smb.last_error);
if(!fromhub) {
if(subnum==INVALID_SUB) {
SAFEPRINTF2(str,"%s duplicate e-mail attempt (%s)",useron.alias,smb.last_error);
logline(LOG_NOTICE,"E!",str);
} else {
SAFEPRINTF4(str,"%s duplicate message attempt in %s %s (%s)"
,useron.alias
,cfg.grp[cfg.sub[subnum]->grp]->sname
,cfg.sub[subnum]->lname
,smb.last_error);
logline(LOG_NOTICE,"P!",str);
}
}
}
else
errormsg(WHERE,ERR_WRITE,smb.file,i,smb.last_error);
free(body);
free(tail);
return(success);
}
