2 * For license terms, see the file COPYING in this directory.
5 /* constants designating the various supported protocols */
12 #define KPOP_PORT 1109
14 /* authentication types */
15 #define A_PASSWORD 0 /* passwords in cleartext */
16 #define A_KERBEROS 1 /* get Kerberos V4 ticket */
18 /* definitions for buffer sizes -- somewhat arbitrary */
19 #define POPBUFSIZE 512 /* per RFC 937 */
20 #define MSGBUFSIZE 2048 /* size of message read buffer */
21 #define HOSTLEN 128 /* max hostname length */
22 #define USERNAMELEN 32 /* max user-length */
23 #define PASSWORDLEN MAX_PASSWORD_LENGTH
24 #define FOLDERLEN 256 /* max folder name length */
25 #define DIGESTLEN 33 /* length of MD5 digest */
26 #define MDALEN 256 /* length of delivery agent command */
27 #define IDLEN 128 /* length of UIDL message ID */
29 /* exit code values */
30 #define PS_SUCCESS 0 /* successful receipt of messages */
31 #define PS_NOMAIL 1 /* no mail available */
32 #define PS_SOCKET 2 /* socket I/O woes */
33 #define PS_AUTHFAIL 3 /* user authorization failed */
34 #define PS_PROTOCOL 4 /* protocol violation */
35 #define PS_SYNTAX 5 /* command-line syntax error */
36 #define PS_IOERR 6 /* bad permissions on rc file */
37 #define PS_ERROR 7 /* protocol error */
38 #define PS_EXCLUDE 8 /* exclusion error */
39 #define PS_SMTP 9 /* SMTP error */
40 #define PS_UNDEFINED 10 /* something I hadn't thought of */
42 /* output noise level */
43 #define O_SILENT 0 /* mute, max squelch, etc. */
44 #define O_NORMAL 1 /* user-friendly */
45 #define O_VERBOSE 2 /* excessive */
47 #define SIZETICKER 1024 /* print 1 dot per this many bytes */
48 #define MDA_MAXARGS 32 /* max arguments per MDA call */
64 char servername [HOSTLEN+1];
65 struct idlist *localnames;
73 char remotename [USERNAMELEN+1];
74 char password [PASSWORDLEN+1];
75 char mailbox [FOLDERLEN];
76 char smtphost[HOSTLEN+1];
79 /* per-user MDA arguments */
81 char *mda_argv[MDA_MAXARGS];
83 /* per-user control flags */
90 /* unseen, previous state of mailbox (initially from .fetchids) */
91 struct idlist *oldsaved, *newsaved;
95 struct query *next; /* next host in chain */
96 unsigned int uid; /* UID of user to deliver to */
97 char digest [DIGESTLEN];
98 #ifdef HAVE_GETHOSTBYNAME
99 char *canonical_name; /* DNS canonical name of server host */
100 #endif /* HAVE_GETHOSTBYNAME */
105 char *name; /* protocol name */
106 int port; /* service port */
107 int tagged; /* if true, generate & expect command tags */
108 int delimited; /* if true, accept "." message delimiter */
109 int (*parse_response)(); /* response_parsing function */
110 int (*getauth)(); /* authorization fetcher */
111 int (*getrange)(); /* get message range to fetch */
112 int (*getsizes)(); /* get sizes of messages */
113 int (*is_old)(); /* check for old message */
114 int (*fetch)(); /* fetch a given message */
115 int (*trail)(); /* eat trailer of a message */
116 int (*delete)(); /* delete method */
117 char *expunge_cmd; /* expunge command */
118 char *exit_cmd; /* exit command */
122 extern char tag[TAGLEN];
124 /* list of hosts assembled from run control file and command line */
125 extern struct query cmd_opts, *querylist;
127 /* controls the detail level of status/progress messages written to stderr */
128 extern int outlevel; /* see the O_.* constants above */
129 extern int yydebug; /* enable parse debugging */
131 /* daemon mode control */
132 extern int poll_interval; /* poll interval in seconds */
133 extern char *logfile; /* log file for daemon mode */
134 extern int quitmode; /* if --quit was set */
135 extern int check_only; /* if --check was set */
137 /* miscellaneous global controls */
138 extern char *rcfile; /* path name of rc file */
139 extern char *idfile; /* path name of UID file */
140 extern int linelimit; /* limit # lines retrieved per site */
141 extern int versioninfo; /* emit only version info */
142 extern char *dfltuser; /* invoking user */
144 #ifdef HAVE_PROTOTYPES
146 /* prototypes for globally callable functions */
147 #if defined(HAVE_STDARG_H)
148 void gen_send (int socket, char *, ... );
149 int gen_transact (int socket, char *, ... );
156 char *xstrdup(char *);
158 int do_protocol(struct query *, const struct method *);
159 int doPOP2 (struct query *);
160 int doPOP3 (struct query *);
161 int doIMAP (struct query *);
163 void initialize_saved_lists(struct query *, char *);
164 void save_uid(struct idlist **, int, char *);
165 void free_uid_list(struct idlist **);
166 void save_id_pair(struct idlist **, char *, char *);
167 void free_idpair_list(struct idlist **);
168 int delete_uid(struct idlist **, int);
169 int uid_in_list(struct idlist **, char *);
170 char *uid_find(struct idlist **, int);
171 char *idpair_find(struct idlist **, char *);
172 void append_uid_list(struct idlist **, struct idlist **);
173 void update_uid_lists(struct query *);
174 void write_saved_lists(struct query *, char *);
176 struct query *hostalloc(struct query *);
177 int parsecmdline (int, char **, struct query *);
178 void optmerge(struct query *, struct query *);
179 char *MD5Digest (char *);
180 int openmailpipe (char **);
181 int closemailpipe(int);
182 int daemonize(const char *, void (*)(int));
184 int prc_parse_file(const char *);
185 int prc_filecheck(const char *);
189 char *getpassword(char *);
191 void escapes(const char *, char *);
193 void yyerror(const char *);
198 struct query *hostinit();