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1.1 root 1: /*
2: ** DLVRMAIL.H -- Global definitions for delivermail.
3: **
4: ** Most of these are actually allocated in globals.c
5: **
6: ** @(#)dlvrmail.h 1.6 10/18/80
7: */
8:
9:
10:
11:
12: # include "useful.h"
13:
14: /*
15: ** Manifest constants.
16: */
17:
18: # define MAXLINE 256 /* maximum line length */
19: # define MAXNAME 128 /* maximum length of a name */
20: # define MAXFIELD 2500 /* maximum total length of a header field */
21: # define MAXPV 15 /* maximum # of parms to mailers */
22: # define MAXHOP 30 /* maximum value of HopCount */
23: # define ALIASFILE "/usr/lib/aliases" /* location of alias file */
24:
25:
26:
27:
28:
29: /*
30: ** Mailer definition structure.
31: ** Every mailer known to the system is declared in this
32: ** structure. It defines the pathname of the mailer, some
33: ** flags associated with it, and the argument vector to
34: ** pass to it. The flags are defined in conf.c
35: **
36: ** The argument vector is expanded before actual use. Every-
37: ** thing is passed through except for things starting with "$".
38: ** "$x" defines some interpolation, as described in conf.c
39: ** "$x" where x is unknown expands to "x", so use "$$" to get "$".
40: */
41:
42: struct mailer
43: {
44: char *m_mailer; /* pathname of the mailer to use */
45: short m_flags; /* status flags, see below */
46: short m_badstat; /* the status code to use on unknown error */
47: char **m_local; /* list of local names for this host */
48: char *m_argv[MAXPV]; /* template argument vector */
49: };
50:
51: # define M_FOPT 0001 /* mailer takes picky -f flag */
52: # define M_ROPT 0002 /* mailer takes picky -r flag */
53: # define M_QUIET 0004 /* don't print error on bad status */
54: # define M_RESTR 0010 /* must be daemon to execute */
55: # define M_HDR 0020 /* insert From line */
56: # define M_NOHOST 0040 /* ignore host in comparisons */
57: # define M_STRIPQ 0100 /* strip quote characters from user/host */
58:
59: extern struct mailer Mailer[];
60:
61:
62: /*
63: ** Address structure.
64: ** Addresses are stored internally in this structure.
65: */
66:
67: struct address
68: {
69: char *q_paddr; /* the printname for the address */
70: char *q_user; /* user name */
71: char *q_host; /* host name */
72: struct mailer *q_mailer; /* mailer to use */
73: struct address *q_next; /* chain */
74: struct address *q_prev; /* back pointer */
75: };
76:
77: typedef struct address addrq;
78:
79: /* some other primitives */
80: # define nxtinq(q) ((q)->q_next)
81: # define clearq(q) (q)->q_next = (q)->q_prev = NULL
82:
83: extern addrq SendQ; /* queue of people to send to */
84: extern addrq AliasQ; /* queue of people that are aliases */
85:
86:
87: /*
88: ** Parse structure.
89: ** This table drives the parser which determines the network
90: ** to send the mail to.
91: */
92:
93: struct parsetab
94: {
95: char p_char; /* trigger character */
96: char p_mailer; /* the index of the mailer to call */
97: short p_flags; /* see below */
98: char *p_arg; /* extra info needed for some flags */
99: };
100:
101: # define P_MAP 0001 /* map p_char -> p_arg[0] */
102: # define P_HLAST 0002 /* host is last, & right associative */
103: # define P_ONE 0004 /* can only be one p_char in addr */
104: # define P_MOVE 0010 /* send untouched to host p_arg */
105: # define P_USR_UPPER 0020 /* don't map UPPER->lower in user names */
106: # define P_HST_UPPER 0040 /* don't map UPPER->lower in host names */
107:
108:
109:
110:
111: /*
112: ** Global variables.
113: */
114:
115: extern bool ArpaFmt; /* if set, message is in arpanet fmt */
116: extern bool FromFlag; /* if set, "From" person is explicit */
117: extern bool Debug; /* if set, debugging info */
118: extern bool MailBack; /* mail back response on error */
119: extern bool BerkNet; /* called from BerkNet */
120: extern bool WriteBack; /* write back response on error */
121: extern bool NoAlias; /* if set, don't do any aliasing */
122: extern bool ForceMail; /* if set, mail even if already got a copy */
123: extern bool MeToo; /* send to the sender also */
124: extern bool UseMsgId; /* put msg-id's in all msgs [conf.c] */
125: extern bool IgnrDot; /* don't let dot end messages */
126: extern bool SaveFrom; /* save leading "From" lines */
127: extern int Errors; /* set if errors */
128: extern int ExitStat; /* exit status code */
129: extern char InFileName[]; /* input file name */
130: extern char Transcript[]; /* the transcript file name */
131: extern char MsgId[]; /* the message id for this message */
132: extern addrq From; /* the person it is from */
133: extern char *To; /* the target person */
134: extern int HopCount; /* hop count */
135:
136:
137: # include <sysexits.h>
138:
139: # define flagset(bits, word) ((bits) & (word))
140: # define setstat(s) { if (ExitStat == EX_OK) ExitStat = s; }
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