mirror of
https://github.com/bstansell/conserver.git
synced 2024-12-18 20:37:56 +00:00
346 lines
5.8 KiB
C
346 lines
5.8 KiB
C
#include <config.h>
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/* things everything seems to need */
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#include <stdio.h>
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#include <sys/param.h>
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#include <sys/socket.h>
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#include <sys/file.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <netinet/in.h>
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#include <sys/un.h>
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#include <arpa/inet.h>
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#include <netdb.h>
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#include <ctype.h>
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#include <signal.h>
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/* If, when processing a logfile for replaying the last N lines,
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* we end up seeing more than MAXREPLAYLINELEN characters in a line,
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* abort processing and display the data. Why? There could be some
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* very large logfiles and very long lines and we'd chew up lots of
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* memory and send a LOT of data down to the client - all potentially
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* bad. If there's a line over this in size, would you really want to
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* see the whole thing (and possibly others)?
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*/
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#if !defined(MAXREPLAYLINELEN)
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# define MAXREPLAYLINELEN 10000
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#endif
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/* the default escape sequence used to give meta commands
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*/
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#if !defined(DEFATTN)
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# define DEFATTN '\005'
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#endif
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#if !defined(DEFESC)
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# define DEFESC 'c'
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#endif
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/* set the default length of the replay functions
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* DEFREPLAY for 'r'
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* DEFPLAYBACK for 'p'
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*/
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#if !defined(DEFREPLAY)
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# define DEFREPLAY 20
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#endif
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#if !defined(PLAYBACK)
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# define DEFPLAYBACK 60
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#endif
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/* For legacy compile-time setting of the port...
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*/
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#if ! defined(DEFPORT)
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# if defined(SERVICENAME)
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# define DEFPORT SERVICENAME
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# else
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# if defined(PORTNUMBER)
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# define DEFPORT PORTNUMBER
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# else
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# define DEFPORT "conserver"
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# endif
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# endif
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#endif
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#if STDC_HEADERS
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# include <string.h>
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# include <stdlib.h>
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#else
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# include <strings.h>
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# ifndef HAVE_STRCHR
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# define strchr index
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# define strrchr rindex
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# endif
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#endif
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#if !HAVE_STRCASECMP && HAVE_STRICMP
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# define strcasecmp stricmp
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# define strncasecmp strnicmp
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#endif
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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/* if you do not have fd_set's here is a possible emulation
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*/
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#ifdef HAVE_SYS_SELECT_H
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# include <sys/select.h>
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#endif
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#ifndef FD_ZERO
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typedef long fd_set;
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# define FD_ZERO(a) {*(a)=0;}
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# define FD_SET(d,a) {*(a) |= (1 << (d));}
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# define FD_CLR(d,a) {*(a) &= ~(1 << (d));}
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# define FD_ISSET(d,a) (*(a) & (1 << (d)))
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#endif
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#ifdef HAVE_SYS_IOCTL_H
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# include <sys/ioctl.h>
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#endif
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#ifdef HAVE_SYS_IOCTL_COMPAT_H
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# include <sys/ioctl_compat.h>
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#endif
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#include <termios.h>
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#ifndef TAB3
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# ifdef OXTABS
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# define TAB3 OXTABS
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# else
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# ifdef XTABS
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# define TAB3 XTABS
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# else
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# define TAB3 0
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# endif
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# endif
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#endif
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#ifdef HAVE_STROPTS_H
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# include <stropts.h>
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#endif
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#ifdef HAVE_TTYENT_H
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# include <ttyent.h>
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#endif
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#ifdef HAVE_SYS_TTOLD_H
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# include <sys/ttold.h>
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#endif
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#if HAVE_TYPES_H
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# include <sys/types.h>
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#endif
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#if HAVE_SYS_WAIT_H
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# include <sys/wait.h>
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#endif
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#define LO(s) ((unsigned)((s) & 0377))
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#define HI(s) ((unsigned)(((s) >> 8) & 0377))
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#if !defined(WIFEXITED)
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# define WIFEXITED(s) (LO(s)==0)
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#endif
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#if !defined(WEXITSTATUS)
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# define WEXITSTATUS(s) HI(s)
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#endif
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#if !defined(WIFSIGNALED)
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# define WIFSIGNALED(s) ((LO(s)>0)&&(HI(s)==0))
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#endif
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#if !defined(WTERMSIG)
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# define WTERMSIG(s) (LO(s)&0177)
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#endif
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#if !defined(WIFSTOPPED)
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# define WIFSTOPPED(s) ((LO(s)==0177)&&(HI(s)!=0))
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#endif
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#if !defined(WSTOPSIG)
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# define WSTOPSIG(s) HI(s)
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#endif
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#if HAVE_SYSEXITS_H
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# include <sysexits.h>
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#else
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# define EX_OK 0
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# define EX_UNAVAILABLE 69
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# define EX_TEMPFAIL 75
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#endif
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#include <errno.h>
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#if !defined(HAVE_STRERROR)
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extern int errno;
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extern char *sys_errlist[];
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# define strerror(Me) (sys_errlist[Me])
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#endif
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#if HAVE_H_ERRLIST
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extern int h_errno;
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extern char *h_errlist[];
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# define hstrerror(Me) (h_errlist[Me])
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#else
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# define hstrerror(Me) "host lookup error"
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#endif
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#if TIME_WITH_SYS_TIME
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# include <sys/time.h>
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# include <time.h>
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#else
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# if HAVE_SYS_TIME_H
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# include <sys/time.h>
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# else
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# include <time.h>
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# endif
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#endif
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#if HAVE_SHADOW_H
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# include <shadow.h>
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#endif
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#ifdef HAVE_CRYPT_H
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# include <crypt.h>
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#endif
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#ifdef HAVE_HPSECURITY_H
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# include <hpsecurity.h>
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#endif
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#ifdef HAVE_PROT_H
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# include <prot.h>
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#endif
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#ifdef HAVE_GETOPT_H
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# include <getopt.h>
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#endif
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#ifdef HAVE_SYS_VLIMIT_H
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# include <sys/vlimit.h>
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#else
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# include <limits.h>
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#endif
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#ifdef HAVE_SYS_RESOURCE_H
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# include <sys/resource.h>
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#endif
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#ifdef HAVE_SYS_UIO_H
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# include <sys/uio.h>
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#endif
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#ifdef HAVE_SYS_PROC_H
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# include <sys/proc.h>
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#endif
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#ifdef HAVE_SYS_AUDIT_H
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# include <sys/audit.h>
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#endif
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#ifdef HAVE_USERSEC_H
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# include <usersec.h>
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#endif
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#ifdef HAVE_PTY_H
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# include <pty.h>
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#endif
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#ifdef HAVE_LIBUTIL_H
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# include <libutil.h>
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#endif
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#ifdef HAVE_UTIL_H
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# include <util.h>
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#endif
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#ifndef NGROUPS_MAX
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# define NGROUPS_MAX 8
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#endif
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#ifndef HAVE_GETSID
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# define getsid(Mp) (Mp)
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#endif
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#ifndef HAVE_SETSID
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# define setsid() getpid()
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#endif
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#ifndef HAVE_SETGROUPS
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# define setgroups(x, y) 0
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#endif
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#ifndef HAVE_IN_ADDR_T
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typedef unsigned long in_addr_t;
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#endif
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#ifndef HAVE_SOCKLEN_T
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typedef int socklen_t;
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#endif
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/*
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* IUCLC, OLCUC and XCASE were removed from IEEE Std 1003.1-200x
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* as legacy definitions.
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*/
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#ifndef IUCLC
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# define IUCLC 0
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#endif
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#ifndef OLCUC
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# define OLCUC 0
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#endif
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#ifndef XCASE
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# define XCASE 0
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#endif
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/* Some systems don't have OFILL or *DLY. */
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#ifndef OFILL
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# define OFILL 0
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#endif
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#ifndef NLDLY
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# define NLDLY 0
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#endif
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#ifndef CRDLY
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# define CRDLY 0
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#endif
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#ifndef TABDLY
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# define TABDLY 0
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#endif
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#ifndef BSDLY
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# define BSDLY 0
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#endif
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#ifndef ONOCR
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# define ONOCR 0
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#endif
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#ifndef ONLRET
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# define ONLRET 0
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#endif
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#ifndef SEEK_SET
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# define SEEK_SET L_SET
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#endif
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/* setup a conditional debugging line */
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#ifndef CONDDEBUG
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# define CONDDEBUG(line) if (fDebug) {debugFileName=__FILE__; debugLineNo=__LINE__; Debug line;}
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#endif
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#if HAVE_DMALLOC
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# include <dmalloc.h>
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#endif
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#if HAVE_FREEIPMI
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# include <ipmiconsole.h>
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#endif
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#ifndef INADDR_STYPE
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# if USE_IPV6
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# define INADDR_STYPE struct sockaddr_storage
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# else
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# define INADDR_STYPE struct in_addr
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# endif
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#endif
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#ifndef SOCKADDR_STYPE
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# if USE_IPV6
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# define SOCKADDR_STYPE struct sockaddr_storage
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# else
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# define SOCKADDR_STYPE struct sockaddr_in
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# endif
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#endif
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