diff options
Diffstat (limited to 'crypto/heimdal/appl/popper/popper.c')
-rw-r--r-- | crypto/heimdal/appl/popper/popper.c | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/crypto/heimdal/appl/popper/popper.c b/crypto/heimdal/appl/popper/popper.c deleted file mode 100644 index 6aee294..0000000 --- a/crypto/heimdal/appl/popper/popper.c +++ /dev/null @@ -1,116 +0,0 @@ -/* - * Copyright (c) 1989 Regents of the University of California. - * All rights reserved. The Berkeley software License Agreement - * specifies the terms and conditions for redistribution. - */ - -#include <popper.h> -RCSID("$Id: popper.c,v 1.16 2002/07/04 14:09:25 joda Exp $"); - -int hangup = FALSE ; - -static RETSIGTYPE -catchSIGHUP(int sig) -{ - hangup = TRUE ; - - /* This should not be a problem on BSD systems */ - signal(SIGHUP, catchSIGHUP); - signal(SIGPIPE, catchSIGHUP); - SIGRETURN(0); -} - -int pop_timeout = POP_TIMEOUT; - -jmp_buf env; - -static RETSIGTYPE -ring(int sig) -{ - longjmp(env,1); -} - -/* - * fgets, but with a timeout - */ -static char * -tgets(char *str, int size, FILE *fp, int timeout) -{ - signal(SIGALRM, ring); - alarm(timeout); - if (setjmp(env)) - str = NULL; - else - str = fgets(str,size,fp); - alarm(0); - signal(SIGALRM,SIG_DFL); - return(str); -} - -/* - * popper: Handle a Post Office Protocol version 3 session - */ -int -main (int argc, char **argv) -{ - POP p; - state_table * s; - char message[MAXLINELEN]; - - signal(SIGHUP, catchSIGHUP); - signal(SIGPIPE, catchSIGHUP); - - /* Start things rolling */ - pop_init(&p,argc,argv); - - /* Tell the user that we are listenting */ - pop_msg(&p,POP_SUCCESS, "POP3 server ready"); - - /* State loop. The POP server is always in a particular state in - which a specific suite of commands can be executed. The following - loop reads a line from the client, gets the command, and processes - it in the current context (if allowed) or rejects it. This continues - until the client quits or an error occurs. */ - - for (p.CurrentState=auth1;p.CurrentState!=halt&&p.CurrentState!=error;) { - if (hangup) { - pop_msg(&p, POP_FAILURE, "POP hangup: %s", p.myhost); - if (p.CurrentState > auth2 && !pop_updt(&p)) - pop_msg(&p, POP_FAILURE, - "POP mailbox update failed: %s", p.myhost); - p.CurrentState = error; - } else if (tgets(message, MAXLINELEN, p.input, pop_timeout) == NULL) { - pop_msg(&p, POP_FAILURE, "POP timeout: %s", p.myhost); - if (p.CurrentState > auth2 && !pop_updt(&p)) - pop_msg(&p,POP_FAILURE, - "POP mailbox update failed: %s", p.myhost); - p.CurrentState = error; - } - else { - /* Search for the command in the command/state table */ - if ((s = pop_get_command(&p,message)) == NULL) continue; - - /* Call the function associated with this command in - the current state */ - if (s->function) p.CurrentState = s->result[(*s->function)(&p)]; - - /* Otherwise assume NOOP and send an OK message to the client */ - else { - p.CurrentState = s->success_state; - pop_msg(&p,POP_SUCCESS,NULL); - } - } - } - - /* Say goodbye to the client */ - pop_msg(&p,POP_SUCCESS,"Pop server at %s signing off.",p.myhost); - - /* Log the end of activity */ - pop_log(&p,POP_PRIORITY, - "(v%s) Ending request from \"%s\" at %s\n",VERSION,p.client,p.ipaddr); - - /* Stop logging */ - closelog(); - - return(0); -} |