1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
|
/* 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: popclient.h
project: popclient
programmer: Carl Harris, ceharris@mal.com
description: global constant, type, and variable definitions.
***********************************************************************/
/* definitions for buffer sizes -- somewhat arbitrary */
#define POPBUFSIZE 512 /* per RFC 937 */
#define MSGBUFSIZE 1024 /* 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 33 /* length of delivery agent command */
/* 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_UNDEFINED 9 /* 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_FOLDER 1 /* use a mailbox */
#define TO_STDOUT 2 /* use stdout */
#define TO_MDA 3 /* use agent */
struct optrec {
int keep;
int protocol;
int limit;
int fetchall;
int flush;
int output;
char servername [HOSTLEN];
char localname [USERNAMELEN];
char remotename [USERNAMELEN];
char password [PASSWORDLEN];
#if defined(HAVE_APOP_SUPPORT)
char digest [DIGESTLEN];
#endif
char userfolder [FOLDERLEN];
char remotefolder [FOLDERLEN];
char mda [MDALEN];
struct optrec *next;
};
/* .poprc records are passed in this structure type */
struct prc_server {
char *server;
int protocol;
char *remotename;
char *password;
char *remotefolder;
char *userfolder;
char *mda;
int keep;
int flush;
int fetchall;
};
/* Controls the detail of status/progress messages written to stderr */
extern int outlevel; /* see the O_.* constants above */
extern int yydebug; /* enable parse debugging */
extern int versioninfo; /* emit only version info */
/* 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 */
extern char *poprcfile; /* path name of rc file */
#ifdef HAVE_PROTOTYPES
/* prototypes for globally callable functions */
int doPOP2 (struct optrec *options);
int doPOP3 (struct optrec *options);
int parsecmdline (int argc, char **argv, struct optrec *options);
int setdefaults (struct optrec *options);
char *getnextserver (int argc, char **argv, int *optind);
int openuserfolder (struct optrec *options);
int closeuserfolder (int fd);
int openmailpipe (struct optrec *options);
int closemailpipe (int fd);
char *MD5Digest (char *);
void reply_hack(char *buf, const char *host);
void append_server_names(int *pargc, char **argv);
int daemonize(const char *logfile, void (*)(void));
#else
char *getnextserver();
char *MD5Digest ();
void reply_hack ();
void append_server_names ();
int daemonize ();
#endif
|