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/* Copyright 1993-95 by Carl Harris, Jr. Copyright 1996 by Eric S. Raymond
* All rights reserved.
* For license terms, see the file COPYING in this directory.
*/
/***********************************************************************
module: fetchmail.h
project: fetchmail
programmer: Carl Harris, ceharris@mal.com
description: global constant, type, and variable definitions.
***********************************************************************/
/* constants designating the various supported protocols */
#define P_AUTO 0
#define P_POP2 2
#define P_POP3 3
#define P_IMAP 4
#define P_APOP 5
#define P_RPOP 6
/* definitions for buffer sizes -- somewhat arbitrary */
#define POPBUFSIZE 512 /* per RFC 937 */
#define MSGBUFSIZE 2048 /* size of message read buffer */
#define HOSTLEN 128 /* max hostname length */
#define USERNAMELEN 32 /* max user-length */
#define PASSWORDLEN MAX_PASSWORD_LENGTH
#define FOLDERLEN 256 /* max folder name length */
#define DIGESTLEN 33 /* length of MD5 digest */
#define MDALEN 256 /* length of delivery agent command */
#define IDLEN 128 /* length of UIDL message ID */
/* exit code values */
#define PS_SUCCESS 0 /* successful receipt of messages */
#define PS_NOMAIL 1 /* no mail available */
#define PS_SOCKET 2 /* socket I/O woes */
#define PS_AUTHFAIL 3 /* user authorization failed */
#define PS_PROTOCOL 4 /* protocol violation */
#define PS_SYNTAX 5 /* command-line syntax error */
#define PS_IOERR 6 /* local folder I/O woes */
#define PS_ERROR 7 /* some kind of POP3 error condition */
#define PS_EXCLUDE 8 /* exclusion error */
#define PS_SMTP 9 /* SMTP error */
#define PS_UNDEFINED 10 /* something I hadn't thought of */
/* output noise level */
#define O_SILENT 0 /* mute, max squelch, etc. */
#define O_NORMAL 1 /* user-friendly */
#define O_VERBOSE 2 /* excessive */
/* output sink type */
#define TO_SMTP 1 /* use SMTP forwarding */
#define TO_FOLDER 2 /* use a mailbox */
#define TO_STDOUT 3 /* use stdout */
#define TO_MDA 4 /* use agent */
struct hostrec
{
char servername [HOSTLEN+1];
char localname [USERNAMELEN+1];
char remotename [USERNAMELEN+1];
char password [PASSWORDLEN+1];
char rpopid [PASSWORDLEN+1];
char userfolder [FOLDERLEN+1];
char remotefolder [FOLDERLEN];
char smtphost[HOSTLEN+1];
char mda [MDALEN+1];
int keep;
int protocol;
int fetchall;
int flush;
int norewrite;
int port;
/* state used for tracking UIDL ids */
char lastid [IDLEN+1];
/* dependent on the above members */
int output;
struct hostrec *next;
#if defined(HAVE_APOP_SUPPORT)
/* internal use only */
char digest [DIGESTLEN];
#endif
};
struct method
{
char *name; /* protocol name */
int port; /* service port */
int tagged; /* if true, generate & expect command tags */
int delimited; /* if true, accept "." message delimiter */
int (*parse_response)(); /* response_parsing function */
int (*getauth)(); /* authorization fetcher */
int (*getrange)(); /* get message range to fetch */
int (*fetch)(); /* fetch a given message */
int (*trail)(); /* eat trailer of a message */
char *delete_cmd; /* delete command */
char *expunge_cmd; /* expunge command */
char *exit_cmd; /* exit command */
};
#define TAGLEN 5
extern char tag[TAGLEN];
/* controls the detail level of status/progress messages written to stderr */
extern int outlevel; /* see the O_.* constants above */
extern int yydebug; /* enable parse debugging */
/* daemon mode control */
extern int poll_interval; /* poll interval in seconds */
extern char *logfile; /* log file for daemon mode */
extern int quitmode; /* if --quit was set */
/* miscellaneous global controls */
extern char *rcfile; /* path name of rc file */
extern char *idfile; /* path name of id file */
extern int linelimit; /* limit # lines retrieved per site */
extern int versioninfo; /* emit only version info */
#ifdef HAVE_PROTOTYPES
int gen_ok (char *buf, int socket);
void gen_send ();
int gen_transact ();
/* prototypes for globally callable functions */
int doPOP2 (struct hostrec *);
int doPOP3 (struct hostrec *);
int parsecmdline (int, char **, struct hostrec *);
int setdefaults (struct hostrec *);
char *getnextserver (int argc, char **, int *);
int openuserfolder (struct hostrec *);
int closeuserfolder (int);
int openmailpipe (struct hostrec *);
int closemailpipe (int);
char *MD5Digest (char *);
void append_server_names(int *, char **, int);
int daemonize(const char *, void (*)(int));
#else
char *getnextserver();
char *MD5Digest ();
void append_server_names ();
int daemonize ();
#endif
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