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/*
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* these limits are intended to stay within those imposed by SMTP
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* and avoid tickling bugs in other mail systems.
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* they both pertain to attempts to group recipients for the same
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* destination together in a single copy of a message.
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*/
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#define MAXSAME 32 /* max recipients; was 16 */
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#define MAXSAMECHAR 1024 /* max chars in the list of recipients */
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/* status of a destination*/
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typedef enum {
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d_undefined, /* address has not been matched*/
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d_pipe, /* repl1|repl2 == delivery command, rep*/
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d_cat, /* repl1 == mail file */
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d_translate, /* repl1 == translation command*/
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d_alias, /* repl1 == translation*/
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d_auth, /* repl1 == command to authorize*/
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d_syntax, /* addr contains illegal characters*/
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d_unknown, /* addr does not match a rewrite rule*/
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d_loop, /* addressing loop*/
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d_eloop, /* external addressing loop*/
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d_noforward, /* forwarding not allowed*/
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d_badmbox, /* mailbox badly formatted*/
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d_resource, /* ran out of something we needed*/
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d_pipeto, /* pipe to from a mailbox*/
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} d_status;
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/* a destination*/
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typedef struct dest dest;
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struct dest {
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dest *next; /* for chaining*/
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dest *same; /* dests with same cmd*/
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dest *parent; /* destination we're a translation of*/
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String *addr; /* destination address*/
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String *repl1; /* substitution field 1*/
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String *repl2; /* substitution field 2*/
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int pstat; /* process status*/
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d_status status; /* delivery status*/
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int authorized; /* non-zero if we have been authorized*/
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int nsame; /* number of same dests chained to this entry*/
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int nchar; /* number of characters in the command*/
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};
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typedef struct message message;
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struct message {
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String *sender;
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String *replyaddr;
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String *date;
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String *body;
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String *tmp; /* name of temp file */
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String *to;
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int size;
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int fd; /* if >= 0, the file the message is stored in*/
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char haveto;
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String *havefrom;
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String *havesender;
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String *havereplyto;
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char havedate;
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char havemime;
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String *havesubject;
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char bulk; /* if Precedence: Bulk in header */
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char rfc822headers;
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int received; /* number of received lines */
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char *boundary; /* bondary marker for attachments */
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};
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/*
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* exported variables
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*/
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extern int rmail;
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extern int onatty;
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extern char *thissys, *altthissys;
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extern int xflg;
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extern int nflg;
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extern int tflg;
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extern int debug;
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extern int nosummary;
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/*
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* exported procedures
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*/
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extern void authorize(dest*);
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extern int cat_mail(dest*, message*);
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extern dest *up_bind(dest*, message*, int);
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extern int ok_to_forward(char*);
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extern int lookup(char*, char*, Biobuf**, char*, Biobuf**);
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extern dest *d_new(String*);
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extern void d_free(dest*);
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extern dest *d_rm(dest**);
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extern void d_insert(dest**, dest*);
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extern dest *d_rm_same(dest**);
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extern void d_same_insert(dest**, dest*);
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extern String *d_to(dest*);
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extern dest *s_to_dest(String*, dest*);
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extern void gateway(message*);
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extern dest *expand_local(dest*);
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extern void logdelivery(dest*, char*, message*);
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extern void loglist(dest*, message*, char*);
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extern void logrefusal(dest*, message*, char*);
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extern int default_from(message*);
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extern message *m_new(void);
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extern void m_free(message*);
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extern message *m_read(Biobuf*, int, int);
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extern int m_get(message*, long, char**);
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extern int m_print(message*, Biobuf*, char*, int);
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extern int m_bprint(message*, Biobuf*);
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extern String *rule_parse(String*, char*, int*);
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extern int getrules(void);
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extern int rewrite(dest*, message*);
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extern void dumprules(void);
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extern void regerror(char*);
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extern dest *translate(dest*);
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extern char* skipequiv(char*);
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extern int refuse(dest*, message*, char*, int, int);
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