81 lines
2.0 KiB
C
Executable File
81 lines
2.0 KiB
C
Executable File
/*
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* compat.h
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*
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* Compatibility functions for different OSes (prototypes)
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*/
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#ifndef _PPTPD_COMPAT_H
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#define _PPTPD_COMPAT_H
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#if HAVE_CONFIG_H
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#include "config.h"
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#endif
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#if HAVE_SETSID
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#define SETSIDPGRP setsid
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#else
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#define SETSIDPGRP setpgrp
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#endif
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#include <sys/types.h>
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#ifndef HAVE_STRLCPY
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/* void since to be fast and portable, we use strncpy, but this
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* means we don't know how many bytes were copied
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*/
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extern void strlcpy(char *dst, const char *src, size_t size);
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#endif /* !HAVE_STRLCPY */
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#ifndef HAVE_MEMMOVE
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extern void *memmove(void *dst, const void *src, size_t size);
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#endif /* !HAVE_MEMMOVE */
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#ifndef HAVE_OPENPTY
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/* Originally from code by C. S. Ananian */
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/* These are the Linux values - and fairly sane defaults.
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* Since we search from the start and just skip errors, they'll do.
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* Note that Unix98 has an openpty() call so we don't need to worry
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* about the new pty names here.
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*/
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#define PTYDEV "/dev/ptyxx"
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#define TTYDEV "/dev/ttyxx"
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#define PTYMAX 11
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#define TTYMAX 11
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#define PTYCHAR1 "pqrstuvwxyzabcde"
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#define PTYCHAR2 "0123456789abcdef"
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/* Dummy the last 2 args, so we don't have to find the right include
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* files on every OS to define the needed structures.
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*/
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extern int openpty(int *, int *, char *, void *, void *);
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#endif /* !HAVE_OPENPTY */
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#ifndef HAVE_STRERROR
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extern char *strerror(int);
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#endif
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extern void my_setproctitle(int argc, char **argv, const char *format, ...)
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__attribute__ ((format (printf, 3, 4)));
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/* signal to pipe delivery implementation */
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/* create a signal pipe, returns 0 for success, -1 with errno for failure */
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int sigpipe_create();
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/* generic handler for signals, writes signal number to pipe */
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void sigpipe_handler(int signum);
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/* assign a signal number to the pipe */
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void sigpipe_assign(int signum);
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/* return the signal pipe read file descriptor for select(2) */
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int sigpipe_fd();
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/* read and return the pending signal from the pipe */
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int sigpipe_read();
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void sigpipe_close();
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#endif /* !_PPTPD_COMPAT_H */
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