#define P_POP2 2
#define P_POP3 3
#define P_IMAP 4
-#define P_APOP 5
-#define P_RPOP 6
-#define P_ETRN 7
-
+#define P_IMAP_K4 5
+#define P_IMAP_GSS 6
+#define P_APOP 7
+#define P_RPOP 8
+#define P_ETRN 9
+
+#if INET6
+#define KPOP_PORT "kpop"
+#else /* INET6 */
#define KPOP_PORT 1109
+#endif /* INET6 */
+
+/* preauthentication types */
+#define A_PASSWORD 0 /* password or inline authentication */
+#define A_KERBEROS_V4 1 /* preauthenticate w/ Kerberos V4 */
+#define A_KERBEROS_V5 2 /* preauthenticate w/ Kerberos V5 */
+
+/*
+ * Definitions for buffer sizes. We get little help on setting maxima
+ * from IMAP RFCs up to 2060, so these are mostly from POP3.
+ */
+#define HOSTLEN 635 /* max hostname length (RFC1123) */
+#define POPBUFSIZE 512 /* max length of response (RFC1939) */
+#define IDLEN 128 /* max length of UID (RFC1939) */
+
+/* per RFC1939 this should be 40, but Microsoft Exchange ignores that limit */
+#define USERNAMELEN 128 /* max POP3 arg length */
-/* authentication types */
-#define A_PASSWORD 0 /* passwords in cleartext */
-#define A_KERBEROS 1 /* get Kerberos V4 ticket */
+/* clear a netBSD kernel parameter out of the way */
+#undef MSGBUFSIZE
+
+/*
+ * The RFC822 limit on message line size is just 998. But
+ * make this *way* oversized; idiot DOS-world mailers that
+ * don't line-wrap properly often ship entire paragraphs as
+ * lines.
+ */
+#define MSGBUFSIZE 8192
-/* 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-name length */
#define PASSWORDLEN 64 /* max password length */
#define DIGESTLEN 33 /* length of MD5 digest */
-#define IDLEN 128 /* length of UIDL message ID */
/* exit code values */
#define PS_SUCCESS 0 /* successful receipt of messages */
#define PS_SYNTAX 5 /* command-line syntax error */
#define PS_IOERR 6 /* bad permissions on rc file */
#define PS_ERROR 7 /* protocol error */
-#define PS_EXCLUDE 8 /* exclusion error */
-#define PS_SMTP 9 /* SMTP error */
-#define PS_UNDEFINED 10 /* something I hadn't thought of */
-#define PS_TRANSIENT 11 /* transient failure (internal use) */
+#define PS_EXCLUDE 8 /* client-side exclusion error */
+#define PS_LOCKBUSY 9 /* server responded lock busy */
+#define PS_SMTP 10 /* SMTP error */
+#define PS_DNS 11 /* fatal DNS error */
+#define PS_UNDEFINED 12 /* something I hadn't thought of */
+#define PS_TRANSIENT 13 /* transient failure (internal use) */
+#define PS_REFUSED 14 /* mail refused (internal use) */
+#define PS_RETAINED 15 /* message retained (internal use) */
+#define PS_TRUNCATED 16 /* headers incomplete (internal use) */
/* output noise level */
#define O_SILENT 0 /* mute, max squelch, etc. */
#define SIZETICKER 1024 /* print 1 dot per this many bytes */
+/*
+ * We #ifdef this and use flag rather than bool
+ * to avoid a type clash with curses.h
+ */
+#ifndef TRUE
+#define FALSE 0
+#define TRUE 1
+#endif /* TRUE */
+typedef char flag;
+
/* we need to use zero as a flag-uninitialized value */
#define FLAG_TRUE 2
#define FLAG_FALSE 1
+struct runctl
+{
+ char *logfile;
+ char *idfile;
+ int poll_interval;
+ flag use_syslog;
+ flag invisible;
+ char *postmaster;
+};
+
struct idlist
{
char *id;
union
{
- int num;
+ struct
+ {
+ short num;
+ flag mark; /* UID-index information */
+#define UID_UNSEEN 0 /* hasn't been seen */
+#define UID_SEEN 1 /* seen, but not deleted */
+#define UID_DELETED 2 /* this message has been deleted */
+#define UID_EXPUNGED 3 /* this message has been expunged */
+ }
+ status;
char *id2;
} val;
struct idlist *next;
};
-
struct hostdata /* shared among all user connections to given server */
{
/* rc file data */
- struct idlist *names; /* server name first, then akas */
+ char *pollname; /* poll label of host */
+ char *via; /* "true" server name if non-NULL */
+ struct idlist *akalist; /* server name first, then akas */
struct idlist *localdomains; /* list of pass-through domains */
- int protocol;
- int port;
- int authenticate;
- int timeout;
- char *envelope;
- int skip;
- int dns;
- int received;
+ int protocol; /* protocol type */
+#if INET6
+ char *service; /* IPv6 service name */
+ void *netsec; /* IPv6 security request */
+#else /* INET6 */
+ int port; /* TCP/IP service port number */
+#endif /* INET6 */
+ int interval; /* # cycles to skip between polls */
+ int preauthenticate; /* preauthentication mode to try */
+ int timeout; /* inactivity timout in seconds */
+ char *envelope; /* envelope address list header */
+ int envskip; /* skip to numbered envelope header */
+ char *qvirtual; /* prefix removed from local user id */
+ flag skip; /* suppress poll in implicit mode? */
+ flag dns; /* do DNS lookup on multidrop? */
+ flag uidl; /* use RFC1725 UIDLs? */
+#ifdef SDPS_ENABLE
+ flag sdps; /* use Demon Internet SDPS *ENV */
+#endif /* SDPS_ENABLE */
+ flag checkalias; /* resolve aliases by comparing IPs? */
+
#ifdef linux
char *interface;
#endif /* linux */
/* computed for internal use */
-#ifdef HAVE_GETHOSTBYNAME
- char *canonical_name; /* DNS canonical name of server host */
-#endif /* HAVE_GETHOSTBYNAME */
+ int poll_count; /* count of polls so far */
+ char *queryname; /* name to attempt DNS lookup on */
+ char *truename; /* "true name" of server host */
struct hostdata *lead_server; /* ptr to lead query for this server */
int esmtp_options;
};
struct hostdata server;
/* per-user data */
- struct idlist *localnames; /* including calling user's name */
+ struct idlist *localnames; /* including calling user's name */
int wildcard; /* should unmatched names be passed through */
- char *remotename;
- char *password;
- char *mailbox;
- char *smtphost;
- char *mda;
- char *preconnect;
+ char *remotename; /* remote login name to use */
+ char *password; /* remote password to use */
+ struct idlist *mailboxes; /* list of mailboxes to check */
+ struct idlist *smtphunt; /* list of SMTP hosts to try forwarding to */
+ char *smtphost; /* actual SMTP host to point to */
+ char *smtpaddress; /* address we want to force in the delivery messages */
+ struct idlist *antispam; /* list of listener's antispam response */
+ char *mda; /* local MDA to pass mail to */
+ char *preconnect; /* pre-connection command to execute */
+ char *postconnect; /* post-connection command to execute */
/* per-user control flags */
- int keep;
- int fetchall;
- int flush;
- int rewrite;
- int stripcr;
- int limit;
- int fetchlimit;
- int batchlimit;
-
- /* unseen, previous state of mailbox (initially from .fetchids) */
+ flag keep; /* if TRUE, leave messages undeleted */
+ flag fetchall; /* if TRUE, fetch all (not just unseen) */
+ flag flush; /* if TRUE, delete messages already seen */
+ flag rewrite; /* if TRUE, canonicalize recipient addresses */
+ flag stripcr; /* if TRUE, strip CRs in text */
+ flag forcecr; /* if TRUE, force CRs before LFs in text */
+ flag pass8bits; /* if TRUE, ignore Content-Transfer-Encoding */
+ flag dropstatus; /* if TRUE, drop Status lines in mail */
+ flag mimedecode; /* if TRUE, decode MIME-coded headers/coded printable*/
+ int limit; /* limit size of retrieved messages */
+ int fetchlimit; /* max # msgs to get in single poll */
+ int batchlimit; /* max # msgs to pass in single SMTP session */
+ int expunge; /* max # msgs to pass between expunges */
+
struct idlist *oldsaved, *newsaved;
/* internal use */
- int active;
+ flag active; /* should we actually poll this server? */
int errcount; /* count transient errors in last pass */
- struct query *next; /* next query control block in chain */
- struct query *lead_smtp; /* pointer to this query's SMTP leader */
- FILE *smtp_sockfp; /* socket descriptor for SMTP connection */
+ int smtp_socket; /* socket descriptor for SMTP connection */
unsigned int uid; /* UID of user to deliver to */
char digest [DIGESTLEN]; /* md5 digest buffer */
+ struct query *next; /* next query control block in chain */
};
+/*
+ * Numeric option handling. Numeric option value of zero actually means
+ * it's unspecified. Value less than zero is zero.
+ */
+#define NUM_VALUE(n) (((n) == 0) ? -1 : (n))
+#define NUM_NONZERO(n) ((n) > 0)
+#define NUM_ZERO(n) ((n) < 0)
+#define NUM_SPECIFIED(n) ((n) != 0)
+
#define MULTIDROP(ctl) (ctl->wildcard || \
((ctl)->localnames && (ctl)->localnames->next))
struct method
{
char *name; /* protocol name */
+#if INET6
+ char *service;
+#else /* INET6 */
int port; /* service port */
- int tagged; /* if true, generate & expect command tags */
- int delimited; /* if true, accept "." message delimiter */
+#endif /* INET6 */
+ flag tagged; /* if true, generate & expect command tags */
+ flag delimited; /* if true, accept "." message delimiter */
int (*parse_response)(); /* response_parsing function */
+ int (*password_canonify)(); /* canonicalize password */
int (*getauth)(); /* authorization fetcher */
int (*getrange)(); /* get message range to fetch */
int (*getsizes)(); /* get sizes of messages */
int (*is_old)(); /* check for old message */
- int (*fetch)(); /* fetch a given message */
+ int (*fetch_headers)(); /* fetch FROM headera given message */
+ int (*fetch_body)(); /* fetch a given message */
int (*trail)(); /* eat trailer of a message */
int (*delete)(); /* delete method */
- char *exit_cmd; /* exit command */
+ int (*logout_cmd)(); /* logout command */
+ flag retry; /* can getrange poll for new messages? */
};
-#define TAGLEN 6
+/*
+ * Note: tags are generated with an a%04d format from a 1-origin
+ * integer sequence number. Length 4 permits transaction numbers
+ * up to 9999, so we force rollover with % 10000. There's no special
+ * reason for this format other than to look like the exmples in the
+ * IMAP RFCs.
+ */
+#define TAGLEN 6 /* 'a' + 4 digits + NUL */
extern char tag[TAGLEN];
+#define TAGMOD 10000
/* list of hosts assembled from run control file and command line */
extern struct query cmd_opts, *querylist;
+/* what's returned by envquery */
+extern void envquery(int, char **);
+
/* 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 int nodetach; /* if TRUE, don't detach daemon process */
-extern char *logfile; /* log file for daemon mode */
-extern int use_syslog; /* if --syslog was set */
-extern int quitmode; /* if --quit was set */
-extern int check_only; /* if --check was set */
-extern char *cmd_logfile; /* if --logfile was set */
-
/* these get computed */
extern int batchcount; /* count of messages sent in current batch */
-extern int peek_capable; /* can we read msgs without setting seen? */
+extern flag peek_capable; /* can we read msgs without setting seen? */
/* miscellaneous global controls */
+extern struct runctl run; /* global controls for this run */
+extern flag nodetach; /* if TRUE, don't detach daemon process */
+extern flag quitmode; /* if --quit was set */
+extern flag check_only; /* if --check was set */
extern char *rcfile; /* path name of rc file */
-extern char *idfile; /* path name of UID file */
extern int linelimit; /* limit # lines retrieved per site */
-extern int versioninfo; /* emit only version info */
+extern flag versioninfo; /* emit only version info */
extern char *user; /* name of invoking user */
-extern char *fetchmailhost; /* the name of the host running fetchmail */
+extern char *home; /* home directory of invoking user */
+extern int pass; /* number of re-polling pass */
+extern flag configdump; /* dump control blocks as Python dictionary */
/* prototypes for globally callable functions */
+
+/* error.c: Error reporting */
#if defined(HAVE_STDARG_H)
void error_init(int foreground);
void error (int status, int errnum, const char *format, ...);
void error_build (const char *format, ...);
void error_complete (int status, int errnum, const char *format, ...);
-void gen_send (FILE *sockfp, char *, ... );
-int gen_recv(FILE *sockfp, char *buf, int size);
-int gen_transact (FILE *sockfp, char *, ... );
+void error_at_line (int, int, const char *, unsigned int, const char *, ...);
#else
void error ();
void error_build ();
void error_complete ();
+void error_at_line ();
+#endif
+
+/* driver.c: transaction support */
+#if defined(HAVE_STDARG_H)
+void gen_send (int sock, const char *, ... );
+int gen_recv(int sock, char *buf, int size);
+int gen_transact (int sock, char *, ... );
+#else
void gen_send ();
+int gen_recv();
int gen_transact ();
#endif
-void *xmalloc(int);
-void *xrealloc(void *, int);
-char *xstrdup(const char *);
-
-int do_protocol(struct query *, const struct method *);
-int doPOP2 (struct query *);
-int doPOP3 (struct query *);
-int doIMAP (struct query *);
-int doETRN (struct query *);
-
-void reply_hack(char *, const char *);
+/* rfc822.c: RFC822 header parsing */
+char *reply_hack(char *, const char *);
char *nxtaddr(const char *);
+/* uid.c: UID support */
void initialize_saved_lists(struct query *, const char *);
-struct idlist *save_str(struct idlist **, int, const char *);
+struct idlist *save_str(struct idlist **, const char *, flag);
void free_str_list(struct idlist **);
void save_str_pair(struct idlist **, const char *, const char *);
void free_str_pair_list(struct idlist **);
int delete_str(struct idlist **, int);
-int str_in_list(struct idlist **, const char *);
+int str_in_list(struct idlist **, const char *, const flag);
+int str_nr_in_list(struct idlist **, const char *);
+int str_nr_last_in_list(struct idlist **, const char *);
+void str_set_mark( struct idlist **, const char *, const flag);
+int count_list( struct idlist **idl );
+char *str_from_nr_list( struct idlist **idl, int number );
char *str_find(struct idlist **, int);
char *idpair_find(struct idlist **, const char *);
void append_str_list(struct idlist **, struct idlist **);
+void expunge_uids(struct query *);
void update_str_lists(struct query *);
void write_saved_lists(struct query *, const char *);
-struct query *hostalloc(struct query *);
-int parsecmdline (int, char **, struct query *);
-void optmerge(struct query *, struct query *);
-char *MD5Digest (char *);
-int daemonize(const char *, void (*)(int));
+/* rcfile_y.y */
+int prc_parse_file(const char *, const flag);
+int prc_filecheck(const char *, const flag);
-int prc_parse_file(const char *);
-int prc_filecheck(const char *);
+/* base64.c */
+void to64frombits(unsigned char *, const unsigned char *, int);
+int from64tobits(char *, const char *);
+/* unmime.c */
+/* Bit-mask returned by MimeBodyType */
+#define MSG_IS_7BIT 0x01
+#define MSG_IS_8BIT 0x02
+#define MSG_NEEDS_DECODE 0x80
+extern void UnMimeHeader(unsigned char *buf);
+extern int MimeBodyType(unsigned char *hdrs, int WantDecode);
+extern int UnMimeBodyline(unsigned char **buf, int collapsedoubledot);
+
+/* interface.c */
void interface_parse(char *, struct hostdata *);
void interface_note_activity(struct hostdata *);
int interface_approve(struct hostdata *);
-char *getpassword(char *);
+/* xmalloc.c */
+#if defined(HAVE_VOIDPOINTER)
+#define XMALLOCTYPE void
+#else
+#define XMALLOCTYPE char
+#endif
+XMALLOCTYPE *xmalloc(int);
+XMALLOCTYPE *xrealloc(XMALLOCTYPE *, int);
+char *xstrdup(const char *);
+
+/* protocol driver and methods */
+int do_protocol(struct query *, const struct method *);
+int doPOP2 (struct query *);
+int doPOP3 (struct query *);
+int doIMAP (struct query *);
+int doETRN (struct query *);
+/* miscellanea */
+struct query *hostalloc(struct query *);
+int parsecmdline (int, char **, struct runctl *, struct query *);
+char *MD5Digest (unsigned char *);
+int POP3_auth_rpa(unsigned char *, unsigned char *, int socket);
+int daemonize(const char *, void (*)(int));
+char *getpassword(char *);
void escapes(const char *, char *);
+char *visbuf(const char *);
+char *showproto(int);
+void dump_config(struct runctl *runp, struct query *querylist);
+int is_host_alias(const char *, struct query *);
+#ifdef SDPS_ENABLE
+char *sdps_envto;
+#endif /* SDPS_ENABLE */
void yyerror(const char *);
int yylex(void);
-#define FALSE 0
-#define TRUE 1
+#ifdef __EMX__
+void itimerthread(void*);
+/* Have to include these first to avoid errors from redefining getcwd
+ and chdir. They're re-include protected in EMX, so it's okay, I
+ guess. */
+#include <stdlib.h>
+#include <unistd.h>
+/* Redefine getcwd and chdir to get drive-letter support so we can
+ find all of our lock files and stuff. */
+#define getcwd _getcwd2
+#define chdir _chdir2
+#endif
+
+#define STRING_DISABLED (char *)-1
+#define STRING_DUMMY ""
+
+/* fetchmail.h ends here */