dtv-scan-tables.git - Digital TV scan tables

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/* $Id: mail.c,v 1.16 2004/03/03 03:47:04 reinelt Exp $ * * email specific functions * * Copyright 2001 Axel Ehnert <axel@ehnert.net> * * This file is part of LCD4Linux. * * LCD4Linux 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, or (at your option) * any later version. * * LCD4Linux is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * * * $Log: mail.c,v $ * Revision 1.16 2004/03/03 03:47:04 reinelt * big patch from Martin Hejl: * - use qprintf() where appropriate * - save CPU cycles on gettimeofday() * - add quit() functions to free allocated memory * - fixed lots of memory leaks * * Revision 1.15 2004/01/29 04:40:02 reinelt * every .c file includes "config.h" now * * Revision 1.14 2004/01/09 04:16:06 reinelt * added 'section' argument to cfg_get(), but NULLed it on all calls by now. * * Revision 1.13 2003/10/05 17:58:50 reinelt * libtool junk; copyright messages cleaned up * * Revision 1.12 2003/02/22 07:53:10 reinelt * cfg_get(key,defval) * * Revision 1.11 2001/09/12 05:58:16 reinelt * fixed bug in mail2.c * * Revision 1.10 2001/09/12 05:37:22 reinelt * * fixed a bug in seti.c (file was never closed, lcd4linux run out of fd's * * improved socket debugging * * Revision 1.9 2001/08/05 17:13:29 reinelt * * cleaned up inlude of sys/time.h and time.h * * Revision 1.8 2001/03/15 15:49:23 ltoetsch * fixed compile HD44780.c, cosmetics * * Revision 1.7 2001/03/15 14:25:05 ltoetsch * added unread/total news * * Revision 1.6 2001/03/14 13:19:29 ltoetsch * Added pop3/imap4 mail support * * Revision 1.5 2001/03/13 08:34:15 reinelt * * corrected a off-by-one bug with sensors * * Revision 1.4 2001/03/08 09:02:04 reinelt * * seti client cleanup * * Revision 1.3 2001/02/21 04:48:13 reinelt * * big mailbox patch from Axel Ehnert * thanks to herp for his idea to check mtime of mailbox * * Revision 1.2 2001/02/19 00:15:46 reinelt * * integrated mail and seti client * major rewrite of parser and tokenizer to support double-byte tokens * * Revision 1.1 2001/02/18 22:11:34 reinelt * *** empty log message *** * */ /* * exported functions: * * Mail (int index, int *num) * returns 0 if ok, -1 if error * sets num to number of emails in mailbox #index * */ #define FALSE 0 #define TRUE 1 #include "config.h" #include <stdlib.h> #include <stdio.h> #include <string.h> #include <unistd.h> #include <fcntl.h> #include <time.h> #include <sys/ioctl.h> #include <sys/types.h> #include <sys/stat.h> #include "cfg.h" #include "debug.h" #include "mail.h" int Mail (int index, int *num, int *unseen) { FILE *fstr; char buffer[32]; static int cfgmbx[MAILBOXES+1]={[0 ... MAILBOXES]=TRUE,}; // Mailbox #index configured? static time_t mbxlt[MAILBOXES+1]={[0 ... MAILBOXES]=0,}; // mtime of Mailbox #index static int mbxnum[MAILBOXES+1]={[0 ... MAILBOXES]=0,}; // Last calculated # of mails static time_t now[MAILBOXES+1]={[0 ... MAILBOXES]=0,}; // Last call to procedure at // for Mailbox #index char *fnp1; int v1=0; int last_line_blank1; // Was the last line blank? struct stat fst; int rc; char *s: int i; char *txt; char txt1[100]; if (index<0 || index>MAILBOXES) return -1; if (now[index] == 0) { /* first time, to give faster a chance */ now[index] = -1-index; return 0; } if (now[index] < -1) { /* wait different time to avoid long startup */ now[index]++; return 0; } if (now[index] > 0) { /* not first time, delay */ sprintf(txt1, "Delay_e%d", index); s= cfg_get(NULL, txt1, "5"); i=now[index]+atoi(s); free(s); if (time(NULL)<=i) return 0; // no more then 5/Delay_eX seconds after last check? } time(&now[index]); // for Mailbox #index /* Build the filename from the config */ qprintf(buffer, sizeof(buffer), "Mailbox%d", index); fnp1=cfg_get(NULL, buffer, NULL); if (fnp1==NULL || *fnp1=='\0') { cfgmbx[index]=FALSE; // There is now entry for Mailbox #index } v1=mbxnum[index]; /* Open the file */ if (cfgmbx[index]==TRUE) { /* Check the last touch of mailbox. Changed? */ rc=stat(fnp1, &fst); if ( rc != 0 ) { /* is it pop3, imap4 or nntp? */ rc = Mail_pop_imap_news(fnp1, num, unseen); if (rc == 0) { free(fnp1); return 0; } else cfgmbx[index] = FALSE; /* don't try again */ error ("Error getting stat of Mailbox%d", index); return (-1); } if ( mbxlt[index] != fst.st_mtime ) { mbxlt[index]=fst.st_mtime; fstr=fopen(fnp1,"r"); if (fstr != NULL) { txt=&txt1[0]; last_line_blank1=TRUE; v1=0; while ( ( fgets ( txt1, 100, fstr ) ) != NULL ) { txt1[strlen(txt1)-1]='\0'; // cut the newline /* Is there a "From ..." line. Count only, if a blank line was directly before this */ if ( strncmp (txt1, "From ", 5 ) == 0 ) { if ( last_line_blank1 == TRUE ) { v1++; last_line_blank1 = FALSE; } } if ( strlen (txt1) == 0 ) { last_line_blank1 = TRUE; } else { last_line_blank1 = FALSE; } } fclose (fstr); } } } free(fnp1); /* FIXME look at the Status of Mails */ *unseen = v1 - mbxnum[index]; if (*unseen < 0) *unseen = 0; mbxnum[index]=v1; *num=v1; return (0); }


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