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|
%{
/*
* rcfile_l.l -- lexer for the run control file
*
* For license terms, see the file COPYING in this directory.
*/
#include <string.h>
#include "config.h"
#include "fetchmail.h"
#include "rcfile_y.h"
int prc_lineno = 1;
#ifdef LEXDEBUG
#define SETSTATE(n) if (yydebug) do {BEGIN(n); fprintf(stderr, "Entering lexer state %d\n", n);} while (0)
#else
#define SETSTATE(n) BEGIN(n)
#endif /* LEXDEBUG */
%}
/* this doesn't work with Linux lex, see the INSTALL file */
%o 7000
%a 4000
%p 3000
%s NAME PREAUTH
%%
\"[^\"]*\" {
char buf[MSGBUFSIZE];
yytext[strlen(yytext)-1] = '\0';
escapes(yytext+1, buf);
yylval.sval = (char *) xstrdup(buf);
SETSTATE(0);
return STRING;
}
\'[^\']*\' {
char buf[MSGBUFSIZE];
yytext[strlen(yytext)-1] = '\0';
escapes(yytext+1, buf);
yylval.sval = (char *) xstrdup(buf);
SETSTATE(0);
return STRING;
}
"*" { BEGIN(0); return WILDCARD; }
<NAME>[^=;:, \t\r\n]+ {
char buf[MSGBUFSIZE];
escapes(yytext, buf);
yylval.sval = (char *) xstrdup(buf);
SETSTATE(0);
return STRING;
}
set { return SET; }
logfile { return LOGFILE; }
idfile { return IDFILE; }
daemon { return DAEMON; }
syslog { return SYSLOG; }
invisible { return INVISIBLE; }
showdots { return SHOWDOTS; }
postmaster { return POSTMASTER; }
bouncemail { return BOUNCEMAIL; }
spambounce { return SPAMBOUNCE; }
warnings { return WARNINGS; }
defaults { return DEFAULTS; }
server { return POLL; }
poll { return POLL; }
skip { return SKIP; }
via { return VIA; }
aka { return AKA; }
local(domains) { return LOCALDOMAINS; }
proto(col)? { return PROTOCOL; }
service { return SERVICE; }
port { return PORT; }
interval { return INTERVAL; }
preauth(enticate)? { SETSTATE(PREAUTH); return PREAUTHENTICATE; }
kerberos(_v)?4 { SETSTATE(0); return KERBEROS4; }
kerberos(_v)?5 { SETSTATE(0); return KERBEROS5; }
kerberos { SETSTATE(0); return KERBEROS; }
ssh { SETSTATE(0); return SSH; }
<PREAUTH>password { SETSTATE(0); return PASSWORD; }
timeout { return TIMEOUT;}
envelope { return ENVELOPE; }
qvirtual { return QVIRTUAL; }
principal { return PRINCIPAL; }
user(name)? {SETSTATE(NAME); return USERNAME; }
pass(word)? {SETSTATE(NAME); return PASSWORD; }
folder(s)? { return FOLDER; }
smtp(host)? { return SMTPHOST; }
smtpaddress { return SMTPADDRESS; }
smtpname { return SMTPNAME; }
antispam { return SPAMRESPONSE; }
mda { return MDA; }
bsmtp { return BSMTP; }
lmtp { return LMTP; }
pre(connect)? { return PRECONNECT; }
post(connect)? { return POSTCONNECT; }
netsec { return NETSEC; }
interface { return INTERFACE; }
monitor { return MONITOR; }
plugin { return PLUGIN; }
plugout { return PLUGOUT; }
batchlimit { return BATCHLIMIT; }
fetchlimit { return FETCHLIMIT; }
expunge { return EXPUNGE; }
properties { return PROPERTIES; }
is { SETSTATE(NAME); return IS; }
here { return HERE; }
there { return THERE; }
to { SETSTATE(NAME); return TO; }
= { SETSTATE(NAME); return MAP; }
nobouncemail |
nouidl |
nocheckalias |
nodns |
noenvelope |
nokeep |
noflush |
nofetchall |
norewrite |
noforcecr |
nostripcr |
nopass8(bits)? |
nodropstatus |
nodropdelivered |
nomimedec(ode)? |
noidle {
yyless(2);
return NO;
}
no {return NO;}
keep { return KEEP; }
flush { return FLUSH; }
fetchall { return FETCHALL; }
rewrite { return REWRITE; }
forcecr { return FORCECR; }
stripcr { return STRIPCR; }
pass8(bits)? { return PASS8BITS; }
dropstatus { return DROPSTATUS; }
dropdelivered { return DROPDELIVERED; }
mimedec(ode)? { return MIMEDECODE; }
idle { return IDLE; }
dns { return DNS; }
uidl { return UIDL; }
ssl { return SSL; }
sslkey { return SSLKEY; }
sslcert { return SSLCERT; }
checkalias { return CHECKALIAS; }
limit { return LIMIT; }
with {/* EMPTY */}
and {/* EMPTY */}
has {/* EMPTY */}
wants {/* EMPTY */}
options {/* EMPTY */}
[;:,] {/* EMPTY */}
(auto)|(AUTO) { yylval.proto = P_AUTO; return PROTO; }
(pop2)|(POP2) { yylval.proto = P_POP2; return PROTO; }
(sdps)|(SDPS) { return SDPS; }
(pop3)|(POP3) { yylval.proto = P_POP3; return PROTO; }
(imap-k4)|(IMAP-K4) { yylval.proto = P_IMAP_K4; return PROTO; }
(imap-gss)|(IMAP-GSS) { yylval.proto = P_IMAP_GSS; return PROTO; }
(imap-crammd5)|(IMAP-CRAMMD5) { yylval.proto = P_IMAP_CRAM_MD5; return PROTO; }
(imap-login)|(IMAP-LOGIN) { yylval.proto = P_IMAP_LOGIN; return PROTO; }
(imap)|(IMAP) { yylval.proto = P_IMAP; return PROTO; }
(apop)|(APOP) { yylval.proto = P_APOP; return PROTO; }
(etrn)|(ETRN) { yylval.proto = P_ETRN; return PROTO; }
(kpop)|(KPOP) { return KPOP; }
(#.*)?\\?\n { prc_lineno++; } /* newline is ignored */
-?[0-9]+/[^a-zA-Z] { yylval.number = atoi(yytext); return NUMBER; }
[^=;:, \t\r\n]+ {
char buf[MSGBUFSIZE];
escapes(yytext, buf);
yylval.sval = (char *) xstrdup(buf);
return STRING;
}
[ \t\r]+ ; /* whitespace */
%%
void escapes(cp, tp)
/* process standard C-style escape sequences in a string */
const char *cp; /* source string with escapes */
char *tp; /* target buffer for digested string */
{
while (*cp)
{
int cval = 0;
if (*cp == '\\' && strchr("0123456789xX", cp[1]))
{
char *dp;
const char *hex = "00112233445566778899aAbBcCdDeEfF";
int dcount = 0;
if (*++cp == 'x' || *cp == 'X')
for (++cp; (dp = strchr(hex, *cp)) && (dcount++ < 2); cp++)
cval = (cval * 16) + (dp - hex) / 2;
else if (*cp == '0')
while (strchr("01234567",*cp) != (char*)NULL && (dcount++ < 3))
cval = (cval * 8) + (*cp++ - '0');
else
while ((strchr("0123456789",*cp)!=(char*)NULL)&&(dcount++ < 3))
cval = (cval * 10) + (*cp++ - '0');
}
else if (*cp == '\\') /* C-style character escapes */
{
switch (*++cp)
{
case '\\': cval = '\\'; break;
case 'n': cval = '\n'; break;
case 't': cval = '\t'; break;
case 'b': cval = '\b'; break;
case 'r': cval = '\r'; break;
default: cval = *cp;
}
cp++;
}
else
cval = *cp++;
*tp++ = cval;
}
*tp = '\0';
}
|
