956 lines
22 KiB
C
956 lines
22 KiB
C
/*****************************************************************************
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*
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* $Id$
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* Purpose ...............: Common utilities
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*
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*****************************************************************************
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* Copyright (C) 1997-2001
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*
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* Michiel Broek FIDO: 2:280/2802
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* Beekmansbos 10
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* 1971 BV IJmuiden
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* the Netherlands
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*
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* This file is part of MBSE BBS.
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*
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* This BBS is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* MBSE BBS is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with MBSE BBS; see the file COPYING. If not, write to the Free
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* Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*****************************************************************************/
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#include "../config.h"
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#include "../lib/libs.h"
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#include "../lib/memwatch.h"
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#include <sys/un.h>
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#include "common.h"
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pid_t mypid; /* Original parent pid if child */
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unsigned long lcrc = 0, tcrc = 1; /* CRC value of logstring */
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int lcnt = 0; /* Same message counter */
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static char *pbuff = NULL;
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static int sock = -1; /* TCP/IP socket */
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int ttyfd; /* Filedescriptor for raw mode */
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struct termios tbufs, tbufsavs; /* Structure for raw mode */
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struct sockaddr_un clntaddr; /* Client socket address */
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struct sockaddr_un servaddr; /* Server socket address */
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struct sockaddr_un from; /* From socket address */
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int fromlen;
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static char spath[108]; /* Server socket path */
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static char cpath[108]; /* Client socket path */
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void InitClient(char *user)
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{
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sprintf(cpath, "%s/tmp/mbmon%d", getenv("MBSE_ROOT"), getpid());
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sprintf(spath, "%s/tmp/mbtask", getenv("MBSE_ROOT"));
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/*
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* Store my pid in case a child process is forked and wants to do
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* some communications with the mbsed server.
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*/
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mypid = getpid();
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if (socket_connect(user) == -1) {
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printf("PANIC: cannot access socket\n");
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exit(1);
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}
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}
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void ExitClient(int errcode)
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{
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if (socket_shutdown(mypid) == -1)
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printf("PANIC: unable to shutdown socket\n");
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fflush(stdout);
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fflush(stdin);
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if (pbuff)
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free(pbuff);
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unlink(cpath);
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#ifdef MEMWATCH
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mwTerm();
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#endif
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exit(errcode);
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}
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void SockS(const char *format, ...)
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{
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char *out;
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va_list va_ptr;
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out = calloc(2048, sizeof(char));
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va_start(va_ptr, format);
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vsprintf(out, format, va_ptr);
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va_end(va_ptr);
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if (socket_send(out) == 0)
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socket_receive();
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free(out);
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}
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char *SockR(const char *format, ...)
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{
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static char buf[SS_BUFSIZE];
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char *out;
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va_list va_ptr;
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memset(&buf, 0, SS_BUFSIZE);
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out = calloc(2048, sizeof(char));
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va_start(va_ptr, format);
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vsprintf(out, format, va_ptr);
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va_end(va_ptr);
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if (socket_send(out) == 0)
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sprintf(buf, "%s", socket_receive());
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free(out);
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return buf;
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}
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void Syslog(int level, const char *format, ...)
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{
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char *outstr;
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va_list va_ptr;
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int i;
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outstr = calloc(2048, sizeof(char));
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va_start(va_ptr, format);
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vsprintf(outstr, format, va_ptr);
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va_end(va_ptr);
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for (i = 0; i < strlen(outstr); i++)
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if (outstr[i] == '\r' || outstr[i] == '\n')
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outstr[i] = ' ';
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tcrc = StringCRC32(outstr);
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if (tcrc == lcrc) {
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lcnt++;
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free(outstr);
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return;
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} else {
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lcrc = tcrc;
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if (lcnt) {
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lcnt++;
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SockS("ALOG:5,mbmon.log,mbmon,%d,+,Last message repeated %d times;", mypid, lcnt);
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}
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lcnt = 0;
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}
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SockS("ALOG:5,mbmon.log,mbmon,%d,+,%s;", mypid, outstr);
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free(outstr);
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}
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void IsDoing(const char *format, ...)
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{
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char *outputstr;
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va_list va_ptr;
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outputstr = calloc(64, sizeof(char));
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va_start(va_ptr, format);
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vsprintf(outputstr, format, va_ptr);
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va_end(va_ptr);
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SockS("ADOI:2,%d,%s;", mypid, outputstr);
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free(outputstr);
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}
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static time_t nop = 0;
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/*
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* This function can be called very often but will only send once a minute
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* a NOP to the server. This is a simple solution to keep server trafic low.
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*/
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void Nopper(void)
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{
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time_t now;
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now = time(NULL);
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if (((time_t)now - (time_t)nop) > 60) {
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nop = now;
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SockS("GNOP:1,%d;", mypid);
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}
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}
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/************************************************************************
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*
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* Connect to Unix Datagram socket, return -1 if error or socket no.
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*/
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int socket_connect(char *user)
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{
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int s;
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static char buf[SS_BUFSIZE];
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char tty[18];
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if ((s = socket(AF_UNIX, SOCK_DGRAM, 0)) == -1) {
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perror("mbmon");
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printf("Unable to create Unix Datagram socket\n");
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return -1;
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}
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memset(&clntaddr, 0, sizeof(clntaddr));
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clntaddr.sun_family = AF_UNIX;
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strcpy(clntaddr.sun_path, cpath);
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if (bind(s, &clntaddr, sizeof(clntaddr)) < 0) {
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close(s);
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perror("mbmon");
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printf("Can't bind socket %s\n", cpath);
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return -1;
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}
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memset(&servaddr, 0, sizeof(servaddr));
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servaddr.sun_family = AF_UNIX;
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sprintf(servaddr.sun_path, "%s", (char *)spath);
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/*
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* Now that we have an connection, we gather
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* information to tell the server who we are.
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*/
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if (isatty(1) && (ttyname(1) != NULL)) {
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strcpy(tty, ttyname(1));
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if (strchr(tty, 'p'))
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strcpy(tty, index(tty, 'p'));
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else if (strchr(tty, 't'))
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strcpy(tty, index(tty, 't'));
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else if (strchr(tty, 'c'))
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strcpy(tty, index(tty, 'c'));
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} else {
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strcpy(tty, "-");
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}
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sock = s;
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/*
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* Send the information to the server.
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*/
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sprintf(buf, "AINI:5,%d,%s,%s,mbmon,localhost;", getpid(), tty, user);
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if (socket_send(buf) != 0) {
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sock = -1;
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return -1;
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}
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strcpy(buf, socket_receive());
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if (strncmp(buf, "100:0;", 6) != 0) {
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printf("AINI not acknowledged by the server\n");
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sock = -1;
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return -1;
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}
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return s;
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}
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/*
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* Send data via Unix Datagram socket
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*/
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int socket_send(char *buf)
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{
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if (sock == -1)
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return -1;
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if (sendto(sock, buf, strlen(buf), 0, (struct sockaddr *) & servaddr, sizeof(servaddr)) != strlen(buf)) {
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printf("Socket send failed error %d\n", errno);
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return -1;
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}
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return 0;
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}
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/*
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* Return an empty buffer if somthing went wrong, else the complete
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* dataline is returned.
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*/
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char *socket_receive(void)
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{
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static char buf[SS_BUFSIZE];
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int rlen;
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memset((char *)&buf, 0, SS_BUFSIZE);
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fromlen = sizeof(from);
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rlen = recvfrom(sock, buf, SS_BUFSIZE, 0, &from, &fromlen);
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if (rlen == -1) {
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perror("recv");
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printf("Error reading socket\n");
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memset((char *)&buf, 0, SS_BUFSIZE);
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return buf;
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}
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return buf;
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}
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/***************************************************************************
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*
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* Shutdown the socket, first send the server the close command so this
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* application will be removed from the servers active clients list.
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* There must be a parameter with the pid so that client applications
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* where the shutdown will be done by a child process is able to give
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* the parent pid as an identifier.
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*/
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int socket_shutdown(pid_t pid)
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{
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static char buf[SS_BUFSIZE];
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if (sock == -1)
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return 0;
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sprintf(buf, "ACLO:1,%d;", pid);
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if (socket_send(buf) == 0) {
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strcpy(buf, socket_receive());
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if (strncmp(buf, "107:0;", 6) != 0) {
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printf("Shutdown not acknowledged by the server\n");
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printf("Got \"%s\"\n", buf);
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}
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}
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if (shutdown(sock, 1) == -1) {
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perror("mbmon");
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printf("Cannot shutdown socket\n");
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return -1;
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}
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sock = -1;
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return 0;
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}
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/*
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* Copyright (C) 1986 Gary S. Brown. You may use this program, or
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* code or tables extracted from it, as desired without restriction.
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*/
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/* First, the polynomial itself and its table of feedback terms. The */
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/* polynomial is */
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/* X^32+X^26+X^23+X^22+X^16+X^12+X^11+X^10+X^8+X^7+X^5+X^4+X^2+X^1+X^0 */
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/* Note that we take it "backwards" and put the highest-order term in */
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/* the lowest-order bit. The X^32 term is "implied"; the LSB is the */
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/* X^31 term, etc. The X^0 term (usually shown as "+1") results in */
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/* the MSB being 1. */
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/* Note that the usual hardware shift register implementation, which */
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/* is what we're using (we're merely optimizing it by doing eight-bit */
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/* chunks at a time) shifts bits into the lowest-order term. In our */
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/* implementation, that means shifting towards the right. Why do we */
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/* do it this way? Because the calculated CRC must be transmitted in */
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/* order from highest-order term to lowest-order term. UARTs transmit */
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/* characters in order from LSB to MSB. By storing the CRC this way, */
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/* we hand it to the UART in the order low-byte to high-byte; the UART */
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/* sends each low-bit to hight-bit; and the result is transmission bit */
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/* by bit from highest- to lowest-order term without requiring any bit */
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/* shuffling on our part. Reception works similarly. */
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/* The feedback terms table consists of 256, 32-bit entries. Notes: */
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/* */
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/* The table can be generated at runtime if desired; code to do so */
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/* is shown later. It might not be obvious, but the feedback */
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/* terms simply represent the results of eight shift/xor opera- */
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/* tions for all combinations of data and CRC register values. */
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/* */
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/* The values must be right-shifted by eight bits by the "updcrc" */
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/* logic; the shift must be unsigned (bring in zeroes). On some */
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/* hardware you could probably optimize the shift in assembler by */
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/* using byte-swap instructions. */
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unsigned long crc32tab[] = { /* CRC polynomial 0xedb88320 */
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0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3,
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0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988, 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91,
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0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
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0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5,
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0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172, 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b,
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0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
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0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423, 0xcfba9599, 0xb8bda50f,
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0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924, 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d,
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0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
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0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01,
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0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e, 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457,
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0x65b0d9c6, 0x12b7e950, 0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
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0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb,
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0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0, 0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9,
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0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
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0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad,
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0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a, 0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683,
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0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
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0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7,
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0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc, 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5,
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0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
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0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79,
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0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236, 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f,
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0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
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0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713,
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0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21,
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0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
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0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45,
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0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2, 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db,
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0xaed16a4a, 0xd9d65adc, 0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
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0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf,
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0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94, 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
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};
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/* Calculate the CRC of a string. */
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unsigned long str_crc32(char *str)
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{
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unsigned long crc;
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for (crc=0L; *str; str++)
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crc = crc32tab[((int)crc^(*str)) & 0xff] ^ ((crc>>8) & 0x00ffffff);
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return crc;
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}
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||
unsigned long StringCRC32(char *str)
|
||
{
|
||
unsigned long crc;
|
||
|
||
for (crc = 0xffffffff; *str; str++)
|
||
crc = crc32tab[((int)crc^(*str)) & 0xff] ^ ((crc>>8) & 0x00ffffff);
|
||
return crc;
|
||
}
|
||
|
||
|
||
|
||
int rawset = FALSE;
|
||
|
||
|
||
/*
|
||
* Sets raw mode and saves the terminal setup
|
||
*/
|
||
void Setraw()
|
||
{
|
||
int rc;
|
||
|
||
if ((rc = tcgetattr(ttyfd, &tbufs))) {
|
||
perror("");
|
||
printf("$tcgetattr(0, save) return %d\n", rc);
|
||
exit(1);
|
||
}
|
||
|
||
// if (ioctl(ttyfd, TCGETA, &tbuf) == -1) {
|
||
// perror("TCGETA Failed");
|
||
// exit(1); /* ERROR - could not set get tty ioctl */
|
||
// }
|
||
|
||
tbufsavs = tbufs;
|
||
tbufs.c_iflag &= ~(INLCR | ICRNL | ISTRIP | IXON );
|
||
/*
|
||
* Map CRNL modes strip control characters and flow control
|
||
*/
|
||
tbufs.c_oflag &= ~OPOST; /* Don't do ouput character translation */
|
||
tbufs.c_lflag &= ~(ICANON | ECHO); /* No canonical input and no echo */
|
||
tbufs.c_cc[VMIN] = 1; /* Receive 1 character at a time */
|
||
tbufs.c_cc[VTIME] = 0; /* No time limit per character */
|
||
|
||
if ((rc = tcsetattr(ttyfd, TCSADRAIN, &tbufs))) {
|
||
perror("");
|
||
printf("$tcsetattr(%d, TCSADRAIN, raw) return %d\n", ttyfd, rc);
|
||
exit(1);
|
||
}
|
||
|
||
// if (ioctl(ttyfd, TCSETAF, &tbuf) == -1) {
|
||
// perror("TCSETAF failed");
|
||
// exit(1); /* ERROR - could not set tty ioctl */
|
||
// }
|
||
|
||
rawset = TRUE;
|
||
}
|
||
|
||
|
||
|
||
/*
|
||
* Unsets raw mode and returns state of terminal
|
||
*/
|
||
void Unsetraw()
|
||
{
|
||
int rc;
|
||
|
||
/*
|
||
* Only unset the mode if it is set to raw mode
|
||
*/
|
||
if (rawset == TRUE) {
|
||
// if (ioctl(ttyfd, TCSETAF, &tbufsav) == -1) {
|
||
// perror("TCSETAF Normal Failed");
|
||
// exit(1); /* ERROR - could not save original tty ioctl */
|
||
// }
|
||
if ((rc = tcsetattr(ttyfd, TCSAFLUSH, &tbufsavs))) {
|
||
perror("");
|
||
printf("$tcsetattr(%d, TCSAFLUSH, save) return %d\n", ttyfd, rc);
|
||
exit(1);
|
||
}
|
||
}
|
||
rawset = FALSE;
|
||
}
|
||
|
||
|
||
|
||
/*
|
||
* Wait for a character for a maximum of wtime * 10 mSec.
|
||
*/
|
||
int Waitchar(unsigned char *ch, int wtime)
|
||
{
|
||
int i, rc = -1;
|
||
|
||
for (i = 0; i < wtime; i++) {
|
||
rc = read(ttyfd, ch, 1);
|
||
if (rc == 1)
|
||
return rc;
|
||
usleep(10000);
|
||
}
|
||
return rc;
|
||
}
|
||
|
||
|
||
|
||
int Escapechar(unsigned char *ch)
|
||
{
|
||
int rc;
|
||
unsigned char c;
|
||
|
||
/*
|
||
* Escape character, if nothing follows within
|
||
* 50 mSec, the user really pressed <esc>.
|
||
*/
|
||
if ((rc = Waitchar(ch, 5)) == -1)
|
||
return rc;
|
||
|
||
if (*ch == '[') {
|
||
/*
|
||
* Start of CSI sequence. If nothing follows,
|
||
* return immediatly.
|
||
*/
|
||
if ((rc = Waitchar(ch, 5)) == -1)
|
||
return rc;
|
||
|
||
/*
|
||
* Test for the most important keys. Note
|
||
* that only the cursor movement keys are
|
||
* guaranteed to work with PC-clients.
|
||
*/
|
||
c = *ch;
|
||
if (c == 'A')
|
||
c = KEY_UP;
|
||
if (c == 'B')
|
||
c = KEY_DOWN;
|
||
if (c == 'C')
|
||
c = KEY_RIGHT;
|
||
if (c == 'D')
|
||
c = KEY_LEFT;
|
||
if ((c == '1') || (c == 'H') || (c == 0))
|
||
c = KEY_HOME;
|
||
if ((c == '4') || (c == 'K') || (c == 101) || (c == 144))
|
||
c = KEY_END;
|
||
if (c == '2')
|
||
c = KEY_INS;
|
||
if (c == '3')
|
||
c = KEY_DEL;
|
||
if (c == '5')
|
||
c = KEY_PGUP;
|
||
if (c == '6')
|
||
c = KEY_PGDN;
|
||
memcpy(ch, &c, sizeof(unsigned char));
|
||
return rc;
|
||
}
|
||
return -1;
|
||
}
|
||
|
||
|
||
|
||
/*
|
||
* Returns the offset from your location to UTC. So in the MET timezone
|
||
* this returns -60 (wintertime). People in the USA get positive results.
|
||
*/
|
||
long gmt_offset(time_t now)
|
||
{
|
||
struct tm ptm;
|
||
struct tm gtm;
|
||
long offset;
|
||
|
||
if (!now)
|
||
now = time(NULL);
|
||
ptm = *localtime(&now);
|
||
|
||
/*
|
||
* To get the timezone, compare localtime with GMT.
|
||
*/
|
||
gtm = *gmtime(&now);
|
||
|
||
/*
|
||
* Assume we are never more than 24 hours away.
|
||
*/
|
||
offset = gtm.tm_yday - ptm.tm_yday;
|
||
if (offset > 1)
|
||
offset = -24;
|
||
else if (offset < -1)
|
||
offset = 24;
|
||
else
|
||
offset *= 24;
|
||
|
||
/*
|
||
* Scale in the hours and minutes; ignore seconds.
|
||
*/
|
||
offset += gtm.tm_hour - ptm.tm_hour;
|
||
offset *= 60;
|
||
offset += gtm.tm_min - ptm.tm_min;
|
||
|
||
return offset;
|
||
}
|
||
|
||
|
||
|
||
/*
|
||
* Returns the TZUTC string, note that the sign is opposite from the
|
||
* function above.
|
||
*/
|
||
char *gmtoffset(time_t now)
|
||
{
|
||
static char buf[6]="+0000";
|
||
char sign;
|
||
int hr, min;
|
||
long offset;
|
||
|
||
offset = gmt_offset(now);
|
||
|
||
if (offset <= 0) {
|
||
sign = '+';
|
||
offset = -offset;
|
||
} else
|
||
sign = '-';
|
||
|
||
hr = offset / 60L;
|
||
min = offset % 60L;
|
||
|
||
if (sign == '-')
|
||
sprintf(buf, "%c%02d%02d", sign, hr, min);
|
||
else
|
||
sprintf(buf, "%02d%02d", hr, min);
|
||
|
||
return(buf);
|
||
}
|
||
|
||
|
||
|
||
char *str_time(time_t total)
|
||
{
|
||
static char buf[10];
|
||
int h, m;
|
||
|
||
memset(&buf, 0, sizeof(buf));
|
||
|
||
/*
|
||
* 0 .. 59 seconds
|
||
*/
|
||
if (total < (time_t)60) {
|
||
sprintf(buf, "%2d.00s", (int)total);
|
||
return buf;
|
||
}
|
||
|
||
/*
|
||
* 1:00 .. 59:59 minutes:seconds
|
||
*/
|
||
if (total < (time_t)3600) {
|
||
h = total / 60;
|
||
m = total % 60;
|
||
sprintf(buf, "%2d:%02d ", h, m);
|
||
return buf;
|
||
}
|
||
|
||
/*
|
||
* 1:00 .. 23:59 hours:minutes
|
||
*/
|
||
if (total < (time_t)86400) {
|
||
h = (total / 60) / 60;
|
||
m = (total / 60) % 60;
|
||
sprintf(buf, "%2d:%02dm", h, m);
|
||
return buf;
|
||
}
|
||
|
||
/*
|
||
* 1/00 .. 30/23 days/hours
|
||
*/
|
||
if (total < (time_t)2592000) {
|
||
h = (total / 3600) / 24;
|
||
m = (total / 3600) % 24;
|
||
sprintf(buf, "%2d/%02dh", h, m);
|
||
return buf;
|
||
}
|
||
|
||
sprintf(buf, "N/A ");
|
||
return buf;
|
||
}
|
||
|
||
|
||
|
||
char *t_elapsed(time_t start, time_t end)
|
||
{
|
||
return str_time(end - start);
|
||
}
|
||
|
||
|
||
|
||
char *xstrcpy(char *src)
|
||
{
|
||
char *tmp;
|
||
|
||
if (src == NULL)
|
||
return(NULL);
|
||
tmp = malloc(strlen(src)+1);
|
||
strcpy(tmp, src);
|
||
return tmp;
|
||
}
|
||
|
||
|
||
|
||
char *xstrcat(char *src, char *add)
|
||
{
|
||
char *tmp;
|
||
size_t size = 0;
|
||
|
||
if ((add == NULL) || (strlen(add) == 0))
|
||
return src;
|
||
if (src)
|
||
size = strlen(src);
|
||
size += strlen(add);
|
||
tmp = malloc(size + 1);
|
||
*tmp = '\0';
|
||
if (src) {
|
||
strcpy(tmp, src);
|
||
free(src);
|
||
}
|
||
strcat(tmp, add);
|
||
return tmp;
|
||
}
|
||
|
||
|
||
|
||
char *padleft(char *str, int size, char pad)
|
||
{
|
||
static char stri[256];
|
||
static char temp[256];
|
||
|
||
strcpy(stri, str);
|
||
memset(temp, pad, (long)size);
|
||
temp[size] = '\0';
|
||
if (strlen(stri) <= size)
|
||
memmove(temp, stri, (long)strlen(stri));
|
||
else
|
||
memmove(temp, stri, (long)size);
|
||
return temp;
|
||
}
|
||
|
||
|
||
|
||
void Striplf(char *String)
|
||
{
|
||
int i;
|
||
|
||
for(i = 0; i < strlen(String); i++) {
|
||
if(*(String + i) == '\0')
|
||
break;
|
||
if(*(String + i) == '\n')
|
||
*(String + i) = '\0';
|
||
}
|
||
}
|
||
|
||
|
||
|
||
/*
|
||
* Changes ansi background and foreground color
|
||
*/
|
||
void colour(int fg, int bg)
|
||
{
|
||
int att=0, fore=37, back=40;
|
||
|
||
if (fg<0 || fg>31 || bg<0 || bg>7) {
|
||
printf("ANSI: Illegal colour specified: %i, %i\n", fg, bg);
|
||
return;
|
||
}
|
||
|
||
printf("[");
|
||
if ( fg > 15) {
|
||
printf("5;");
|
||
fg-=16;
|
||
}
|
||
if (fg > 7) {
|
||
att=1;
|
||
fg=fg-8;
|
||
}
|
||
|
||
if (fg==0) fore=30;
|
||
else if (fg==1) fore=34;
|
||
else if (fg==2) fore=32;
|
||
else if (fg==3) fore=36;
|
||
else if (fg==4) fore=31;
|
||
else if (fg==5) fore=35;
|
||
else if (fg==6) fore=33;
|
||
else fore=37;
|
||
|
||
if (bg==1) back=44;
|
||
else if (bg==2) back=42;
|
||
else if (bg==3) back=46;
|
||
else if (bg==4) back=41;
|
||
else if (bg==5) back=45;
|
||
else if (bg==6) back=43;
|
||
else if (bg==7) back=47;
|
||
else back=40;
|
||
|
||
printf("%d;%d;%dm", att, fore, back);
|
||
}
|
||
|
||
|
||
|
||
void clear()
|
||
{
|
||
colour(LIGHTGRAY, BLACK);
|
||
printf(ANSI_HOME);
|
||
printf(ANSI_CLEAR);
|
||
}
|
||
|
||
|
||
|
||
/*
|
||
* Moves cursor to specified position
|
||
*/
|
||
void locate(int y, int x)
|
||
{
|
||
if (y > LINES || x > COLS) {
|
||
printf("ANSI: Invalid screen coordinates: %i, %i\n", y, x);
|
||
return;
|
||
}
|
||
printf("\x1B[%i;%iH", y, x);
|
||
}
|
||
|
||
|
||
|
||
/*
|
||
* curses compatible functions
|
||
*/
|
||
void mvprintw(int y, int x, const char *format, ...)
|
||
{
|
||
char *outputstr;
|
||
va_list va_ptr;
|
||
|
||
outputstr = calloc(2048, sizeof(char));
|
||
|
||
va_start(va_ptr, format);
|
||
vsprintf(outputstr, format, va_ptr);
|
||
va_end(va_ptr);
|
||
|
||
locate(y, x);
|
||
printf(outputstr);
|
||
free(outputstr);
|
||
}
|
||
|
||
|
||
|
||
/*
|
||
* Signal handler signal names.
|
||
*/
|
||
|
||
#ifdef __i386__
|
||
|
||
char SigName[32][16] = { "NOSIGNAL",
|
||
"SIGHUP", "SIGINT", "SIGQUIT", "SIGILL",
|
||
"SIGTRAP", "SIGIOT", "SIGBUS", "SIGFPE",
|
||
"SIGKILL", "SIGUSR1", "SIGSEGV", "SIGUSR2",
|
||
"SIGPIPE", "SIGALRM", "SIGTERM", "SIGSTKFLT",
|
||
"SIGCHLD", "SIGCONT", "SIGSTOP", "SIGTSTP",
|
||
"SIGTTIN", "SIGTTOU", "SIGURG", "SIGXCPU",
|
||
"SIGXFSZ", "SIGVTALRM", "SIGPROF", "SIGWINCH",
|
||
"SIGIO", "SIGPWR", "SIGUNUSED"};
|
||
|
||
#endif
|
||
|
||
#ifdef __PPC__
|
||
|
||
char SigName[32][16] = { "NOSIGNAL",
|
||
"SIGHUP", "SIGINT", "SIGQUIT", "SIGILL",
|
||
"SIGTRAP", "SIGIOT", "SIGBUS", "SIGFPE",
|
||
"SIGKILL", "SIGUSR1", "SIGSEGV", "SIGUSR2",
|
||
"SIGPIPE", "SIGALRM", "SIGTERM", "SIGSTKFLT",
|
||
"SIGCHLD", "SIGCONT", "SIGSTOP", "SIGTSTP",
|
||
"SIGTTIN", "SIGTTOU", "SIGURG", "SIGXCPU",
|
||
"SIGXFSZ", "SIGVTALRM", "SIGPROF", "SIGWINCH",
|
||
"SIGIO", "SIGPWR", "SIGUNUSED"};
|
||
|
||
#endif
|
||
|
||
#ifdef __sparc__
|
||
|
||
char SigName[32][16] = { "NOSIGNAL",
|
||
"SIGHUP", "SIGINT", "SIGQUIT", "SIGILL",
|
||
"SIGTRAP", "SIGIOT", "SIGEMT", "SIGFPE",
|
||
"SIGKILL", "SIGBUS", "SIGSEGV", "SIGSYS",
|
||
"SIGPIPE", "SIGALRM", "SIGTERM", "SIGURG",
|
||
"SIGSTOP", "SIGTSTP", "SIGCONT", "SIGCHLD",
|
||
"SIGTTIN", "SIGTTOU", "SIGIO", "SIGXCPU",
|
||
"SIGXFSZ", "SIGVTALRM", "SIGPROF", "SIGWINCH",
|
||
"SIGLOST", "SIGUSR1", "SIGUSR2"};
|
||
#endif
|
||
|
||
#ifdef __alpha__
|
||
|
||
char SigName[32][16] = { "NOSIGNAL",
|
||
"SIGHUP", "SIGINT", "SIGQUIT", "SIGILL",
|
||
"SIGTRAP", "SIGABRT", "SIGEMT", "SIGFPE",
|
||
"SIGKILL", "SIGBUS", "SIGSEGV", "SIGSYS",
|
||
"SIGPIPE", "SIGALRM", "SIGTERM", "SIGURG",
|
||
"SIGSTOP", "SIGTSTP", "SIGCONT", "SIGCHLD",
|
||
"SIGTTIN", "SIGTTOU", "SIGIO", "SIGXCPU",
|
||
"SIGXFSZ", "SIGVTALRM", "SIGPROF", "SIGWINCH",
|
||
"SIGINFO", "SIGUSR1", "SIGUSR2"};
|
||
|
||
#endif
|
||
|
||
#ifdef __hppa__
|
||
|
||
char SigName[32][16] = { "NOSIGNAL",
|
||
"SIGHUP", "SIGINT", "SIGQUIT", "SIGILL",
|
||
"SIGTRAP", "SIGABRT", "SIGEMT", "SIGFPE",
|
||
"SIGKILL", "SIGBUS", "SIGSEGV", "SIGSYS",
|
||
"SIGPIPE", "SIGALRM", "SIGTERM", "SIGUSR1",
|
||
"SIGUSR2", "SIGCHLD", "SIGPWR", "SIGVTALRM",
|
||
"SIGPROF", "SIGIO", "SIGWINCH", "SIGSTOP",
|
||
"SIGTSTP", "SIGCONT", "SIGTTIN", "SIGTTOU",
|
||
"SIGURG", "SIGLOST", "SIGUNUSED"};
|
||
|
||
#endif
|
||
|