-/*************************************************
-* Exim - an Internet mail transport agent *
-*************************************************/
-
-/* Copyright (c) Michael Haardt 2003 - 2015 */
-/* See the file NOTICE for conditions of use and distribution. */
-
-/* This code was contributed by Michael Haardt. */
-
-
-/* Sieve mail filter. */
-
-#include <ctype.h>
-#include <errno.h>
-#include <limits.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "exim.h"
-
-#if HAVE_ICONV
-#include <iconv.h>
-#endif
-
-/* Define this for RFC compliant \r\n end-of-line terminators. */
-/* Undefine it for UNIX-style \n end-of-line terminators (default). */
-#undef RFC_EOL
-
-/* Define this for development of the Sieve extension "encoded-character". */
-#define ENCODED_CHARACTER
-
-/* Define this for development of the Sieve extension "envelope-auth". */
-#undef ENVELOPE_AUTH
-
-/* Define this for development of the Sieve extension "enotify". */
-#define ENOTIFY
-
-/* Define this for the Sieve extension "subaddress". */
-#define SUBADDRESS
-
-/* Define this for the Sieve extension "vacation". */
-#define VACATION
-
-/* Must be >= 1 */
-#define VACATION_MIN_DAYS 1
-/* Must be >= VACATION_MIN_DAYS, must be > 7, should be > 30 */
-#define VACATION_MAX_DAYS 31
-
-/* Keep this at 75 to accept only RFC compliant MIME words. */
-/* Increase it if you want to match headers from buggy MUAs. */
-#define MIMEWORD_LENGTH 75
-
-struct Sieve
- {
- uschar *filter;
- const uschar *pc;
- int line;
- const uschar *errmsg;
- int keep;
- int require_envelope;
- int require_fileinto;
-#ifdef ENCODED_CHARACTER
- int require_encoded_character;
-#endif
-#ifdef ENVELOPE_AUTH
- int require_envelope_auth;
-#endif
-#ifdef ENOTIFY
- int require_enotify;
- struct Notification *notified;
-#endif
- uschar *enotify_mailto_owner;
-#ifdef SUBADDRESS
- int require_subaddress;
-#endif
-#ifdef VACATION
- int require_vacation;
- int vacation_ran;
-#endif
- uschar *vacation_directory;
- const uschar *subaddress;
- const uschar *useraddress;
- int require_copy;
- int require_iascii_numeric;
- };
-
-enum Comparator { COMP_OCTET, COMP_EN_ASCII_CASEMAP, COMP_ASCII_NUMERIC };
-enum MatchType { MATCH_IS, MATCH_CONTAINS, MATCH_MATCHES };
-#ifdef SUBADDRESS
-enum AddressPart { ADDRPART_USER, ADDRPART_DETAIL, ADDRPART_LOCALPART, ADDRPART_DOMAIN, ADDRPART_ALL };
-#else
-enum AddressPart { ADDRPART_LOCALPART, ADDRPART_DOMAIN, ADDRPART_ALL };
-#endif
-enum RelOp { LT, LE, EQ, GE, GT, NE };
-
-struct String
- {
- uschar *character;
- int length;
- };
-
-struct Notification
- {
- struct String method;
- struct String importance;
- struct String message;
- struct Notification *next;
- };
-
-/* This should be a complete list of supported extensions, so that an external
-ManageSieve (RFC 5804) program can interrogate the current Exim binary for the
-list of extensions and provide correct information to a client.
-
-We'll emit the list in the order given here; keep it alphabetically sorted, so
-that callers don't get surprised.
-
-List *MUST* end with a NULL. Which at least makes ifdef-vs-comma easier. */
-
-const uschar *exim_sieve_extension_list[] = {
- CUS"comparator-i;ascii-numeric",
- CUS"copy",
-#ifdef ENCODED_CHARACTER
- CUS"encoded-character",
-#endif
-#ifdef ENOTIFY
- CUS"enotify",
-#endif
- CUS"envelope",
-#ifdef ENVELOPE_AUTH
- CUS"envelope-auth",
-#endif
- CUS"fileinto",
-#ifdef SUBADDRESS
- CUS"subaddress",
-#endif
-#ifdef VACATION
- CUS"vacation",
-#endif
- NULL
-};
-
-static int eq_asciicase(const struct String *needle, const struct String *haystack, int match_prefix);
-static int parse_test(struct Sieve *filter, int *cond, int exec);
-static int parse_commands(struct Sieve *filter, int exec, address_item **generated);
-
-static uschar str_from_c[]="From";
-static const struct String str_from={ str_from_c, 4 };
-static uschar str_to_c[]="To";
-static const struct String str_to={ str_to_c, 2 };
-static uschar str_cc_c[]="Cc";
-static const struct String str_cc={ str_cc_c, 2 };
-static uschar str_bcc_c[]="Bcc";
-static const struct String str_bcc={ str_bcc_c, 3 };
-static uschar str_auth_c[]="auth";
-static const struct String str_auth={ str_auth_c, 4 };
-static uschar str_sender_c[]="Sender";
-static const struct String str_sender={ str_sender_c, 6 };
-static uschar str_resent_from_c[]="Resent-From";
-static const struct String str_resent_from={ str_resent_from_c, 11 };
-static uschar str_resent_to_c[]="Resent-To";
-static const struct String str_resent_to={ str_resent_to_c, 9 };
-static uschar str_fileinto_c[]="fileinto";
-static const struct String str_fileinto={ str_fileinto_c, 8 };
-static uschar str_envelope_c[]="envelope";
-static const struct String str_envelope={ str_envelope_c, 8 };
-#ifdef ENCODED_CHARACTER
-static uschar str_encoded_character_c[]="encoded-character";
-static const struct String str_encoded_character={ str_encoded_character_c, 17 };
-#endif
-#ifdef ENVELOPE_AUTH
-static uschar str_envelope_auth_c[]="envelope-auth";
-static const struct String str_envelope_auth={ str_envelope_auth_c, 13 };
-#endif
-#ifdef ENOTIFY
-static uschar str_enotify_c[]="enotify";
-static const struct String str_enotify={ str_enotify_c, 7 };
-static uschar str_online_c[]="online";
-static const struct String str_online={ str_online_c, 6 };
-static uschar str_maybe_c[]="maybe";
-static const struct String str_maybe={ str_maybe_c, 5 };
-static uschar str_auto_submitted_c[]="Auto-Submitted";
-static const struct String str_auto_submitted={ str_auto_submitted_c, 14 };
-#endif
-#ifdef SUBADDRESS
-static uschar str_subaddress_c[]="subaddress";
-static const struct String str_subaddress={ str_subaddress_c, 10 };
-#endif
-#ifdef VACATION
-static uschar str_vacation_c[]="vacation";
-static const struct String str_vacation={ str_vacation_c, 8 };
-static uschar str_subject_c[]="Subject";
-static const struct String str_subject={ str_subject_c, 7 };
-#endif
-static uschar str_copy_c[]="copy";
-static const struct String str_copy={ str_copy_c, 4 };
-static uschar str_iascii_casemap_c[]="i;ascii-casemap";
-static const struct String str_iascii_casemap={ str_iascii_casemap_c, 15 };
-static uschar str_enascii_casemap_c[]="en;ascii-casemap";
-static const struct String str_enascii_casemap={ str_enascii_casemap_c, 16 };
-static uschar str_ioctet_c[]="i;octet";
-static const struct String str_ioctet={ str_ioctet_c, 7 };
-static uschar str_iascii_numeric_c[]="i;ascii-numeric";
-static const struct String str_iascii_numeric={ str_iascii_numeric_c, 15 };
-static uschar str_comparator_iascii_casemap_c[]="comparator-i;ascii-casemap";
-static const struct String str_comparator_iascii_casemap={ str_comparator_iascii_casemap_c, 26 };
-static uschar str_comparator_enascii_casemap_c[]="comparator-en;ascii-casemap";
-static const struct String str_comparator_enascii_casemap={ str_comparator_enascii_casemap_c, 27 };
-static uschar str_comparator_ioctet_c[]="comparator-i;octet";
-static const struct String str_comparator_ioctet={ str_comparator_ioctet_c, 18 };
-static uschar str_comparator_iascii_numeric_c[]="comparator-i;ascii-numeric";
-static const struct String str_comparator_iascii_numeric={ str_comparator_iascii_numeric_c, 26 };
-
-
-/*************************************************
-* Encode to quoted-printable *
-*************************************************/
-
-/*
-Arguments:
- src UTF-8 string
- dst US-ASCII string
-
-Returns
- dst
-*/
-
-static struct String *quoted_printable_encode(const struct String *src, struct String *dst)
-{
-int pass;
-const uschar *start,*end;
-uschar *new = NULL;
-uschar ch;
-size_t line;
-
-for (pass=0; pass<=1; ++pass)
- {
- line=0;
- if (pass==0)
- dst->length=0;
- else
- {
- dst->character=store_get(dst->length+1); /* plus one for \0 */
- new=dst->character;
- }
- for (start=src->character,end=start+src->length; start<end; ++start)
- {
- ch=*start;
- if (line>=73)
- {
- if (pass==0)
- dst->length+=2;
- else
- {
- *new++='=';
- *new++='\n';
- }
- line=0;
- }
- if
- (
- (ch>=33 && ch<=60)
- || (ch>=62 && ch<=126)
- ||
- (
- (ch==9 || ch==32)
- && start+2<end
- && (*(start+1)!='\r' || *(start+2)!='\n')
- )
- )
- {
- if (pass==0)
- ++dst->length;
- else
- *new++=*start;
- ++line;
- }
- else if (ch=='\r' && start+1<end && *(start+1)=='\n')
- {
- if (pass==0)
- {
- ++dst->length;
- line=0;
- }
- else
- *new++='\n';
- line=0;
- ++start;
- }
- else
- {
- if (pass==0)
- dst->length+=3;
- else
- {
- sprintf(CS new,"=%02X",ch);
- new+=3;
- }
- line+=3;
- }
- }
- }
- *new='\0'; /* not included in length, but nice */
- return dst;
-}
-
-
-/*************************************************
-* Check mail address for correct syntax *
-*************************************************/
-
-/*
-Check mail address for being syntactically correct.
-
-Arguments:
- filter points to the Sieve filter including its state
- address String containing one address
-
-Returns
- 1 Mail address is syntactically OK
- -1 syntax error
-*/
-
-int check_mail_address(struct Sieve *filter, const struct String *address)
-{
-int start, end, domain;
-uschar *error,*ss;
-
-if (address->length>0)
- {
- ss = parse_extract_address(address->character, &error, &start, &end, &domain,
- FALSE);
- if (ss == NULL)
- {
- filter->errmsg=string_sprintf("malformed address \"%s\" (%s)",
- address->character, error);
- return -1;
- }
- else
- return 1;
- }
-else
- {
- filter->errmsg=CUS "empty address";
- return -1;
- }
-}
-
-
-/*************************************************
-* Decode URI encoded string *
-*************************************************/
-
-/*
-Arguments:
- str URI encoded string
-
-Returns
- 0 Decoding successful
- -1 Encoding error
-*/
-
-#ifdef ENOTIFY
-static int uri_decode(struct String *str)
-{
-uschar *s,*t,*e;
-
-if (str->length==0) return 0;
-for (s=str->character,t=s,e=s+str->length; s<e; )
- {
- if (*s=='%')
- {
- if (s+2<e && isxdigit(*(s+1)) && isxdigit(*(s+2)))
- {
- *t++=((isdigit(*(s+1)) ? *(s+1)-'0' : tolower(*(s+1))-'a'+10)<<4)
- | (isdigit(*(s+2)) ? *(s+2)-'0' : tolower(*(s+2))-'a'+10);
- s+=3;
- }
- else return -1;
- }
- else
- *t++=*s++;
- }
-*t='\0';
-str->length=t-str->character;
-return 0;
-}
-
-
-/*************************************************
-* Parse mailto URI *
-*************************************************/
-
-/*
-Parse mailto-URI.
-
- mailtoURI = "mailto:" [ to ] [ headers ]
- to = [ addr-spec *("%2C" addr-spec ) ]
- headers = "?" header *( "&" header )
- header = hname "=" hvalue
- hname = *urlc
- hvalue = *urlc
-
-Arguments:
- filter points to the Sieve filter including its state
- uri URI, excluding scheme
- recipient
- body
-
-Returns
- 1 URI is syntactically OK
- 0 Unknown URI scheme
- -1 syntax error
-*/
-
-static int parse_mailto_uri(struct Sieve *filter, const uschar *uri, string_item **recipient, struct String *header, struct String *subject, struct String *body)
-{
-const uschar *start;
-struct String to,hname,hvalue;
-int capacity;
-string_item *new;
-
-if (Ustrncmp(uri,"mailto:",7))
- {
- filter->errmsg=US "Unknown URI scheme";
- return 0;
- }
-uri+=7;
-if (*uri && *uri!='?')
- for (;;)
- {
- /* match to */
- for (start=uri; *uri && *uri!='?' && (*uri!='%' || *(uri+1)!='2' || tolower(*(uri+2))!='c'); ++uri);
- if (uri>start)
- {
- capacity=0;
- to.character= NULL;
- to.length=0;
- to.character=string_cat(to.character,&capacity,&to.length,start,uri-start);
- to.character[to.length]='\0';
- if (uri_decode(&to)==-1)
- {
- filter->errmsg=US"Invalid URI encoding";
- return -1;
- }
- new=store_get(sizeof(string_item));
- new->text=store_get(to.length+1);
- if (to.length) memcpy(new->text,to.character,to.length);
- new->text[to.length]='\0';
- new->next=*recipient;
- *recipient=new;
- }
- else
- {
- filter->errmsg=US"Missing addr-spec in URI";
- return -1;
- }
- if (*uri=='%') uri+=3;
- else break;
- }
-if (*uri=='?')
- {
- ++uri;
- for (;;)
- {
- /* match hname */
- for (start=uri; *uri && (isalnum(*uri) || strchr("$-_.+!*'(),%",*uri)); ++uri);
- if (uri>start)
- {
- capacity=0;
- hname.character= NULL;
- hname.length=0;
- hname.character=string_cat(hname.character,&capacity,&hname.length,start,uri-start);
- hname.character[hname.length]='\0';
- if (uri_decode(&hname)==-1)
- {
- filter->errmsg=US"Invalid URI encoding";
- return -1;
- }
- }
- /* match = */
- if (*uri=='=')
- ++uri;
- else
- {
- filter->errmsg=US"Missing equal after hname";
- return -1;
- }
- /* match hvalue */
- for (start=uri; *uri && (isalnum(*uri) || strchr("$-_.+!*'(),%",*uri)); ++uri);
- if (uri>start)
- {
- capacity=0;
- hvalue.character= NULL;
- hvalue.length=0;
- hvalue.character=string_cat(hvalue.character,&capacity,&hvalue.length,start,uri-start);
- hvalue.character[hvalue.length]='\0';
- if (uri_decode(&hvalue)==-1)
- {
- filter->errmsg=US"Invalid URI encoding";
- return -1;
- }
- }
- if (hname.length==2 && strcmpic(hname.character, US"to")==0)
- {
- new=store_get(sizeof(string_item));
- new->text=store_get(hvalue.length+1);
- if (hvalue.length) memcpy(new->text,hvalue.character,hvalue.length);
- new->text[hvalue.length]='\0';
- new->next=*recipient;
- *recipient=new;
- }
- else if (hname.length==4 && strcmpic(hname.character, US"body")==0)
- *body=hvalue;
- else if (hname.length==7 && strcmpic(hname.character, US"subject")==0)
- *subject=hvalue;
- else
- {
- static struct String ignore[]=
- {
- {US"date",4},
- {US"from",4},
- {US"message-id",10},
- {US"received",8},
- {US"auto-submitted",14}
- };
- static struct String *end=ignore+sizeof(ignore)/sizeof(ignore[0]);
- struct String *i;
-
- for (i=ignore; i<end && !eq_asciicase(&hname,i,0); ++i);
- if (i==end)
- {
- if (header->length==-1) header->length=0;
- capacity=header->length;
- header->character=string_cat(header->character,&capacity,&header->length,hname.character,hname.length);
- header->character=string_cat(header->character,&capacity,&header->length,CUS ": ",2);
- header->character=string_cat(header->character,&capacity,&header->length,hvalue.character,hvalue.length);
- header->character=string_cat(header->character,&capacity,&header->length,CUS "\n",1);
- header->character[header->length]='\0';
- }
- }
- if (*uri=='&') ++uri;
- else break;
- }
- }
-if (*uri)
- {
- filter->errmsg=US"Syntactically invalid URI";
- return -1;
- }
-return 1;
-}
-#endif
-
-
-/*************************************************
-* Octet-wise string comparison *
-*************************************************/
-
-/*
-Arguments:
- needle UTF-8 string to search ...
- haystack ... inside the haystack
- match_prefix 1 to compare if needle is a prefix of haystack
-
-Returns: 0 needle not found in haystack
- 1 needle found
-*/
-
-static int eq_octet(const struct String *needle,
- const struct String *haystack, int match_prefix)
-{
-size_t nl,hl;
-const uschar *n,*h;
-
-nl=needle->length;
-n=needle->character;
-hl=haystack->length;
-h=haystack->character;
-while (nl>0 && hl>0)
- {
-#if !HAVE_ICONV
- if (*n&0x80) return 0;
- if (*h&0x80) return 0;
-#endif
- if (*n!=*h) return 0;
- ++n;
- ++h;
- --nl;
- --hl;
- }
-return (match_prefix ? nl==0 : nl==0 && hl==0);
-}
-
-
-/*************************************************
-* ASCII case-insensitive string comparison *
-*************************************************/
-
-/*
-Arguments:
- needle UTF-8 string to search ...
- haystack ... inside the haystack
- match_prefix 1 to compare if needle is a prefix of haystack
-
-Returns: 0 needle not found in haystack
- 1 needle found
-*/
-
-static int eq_asciicase(const struct String *needle,
- const struct String *haystack, int match_prefix)
-{
-size_t nl,hl;
-const uschar *n,*h;
-uschar nc,hc;
-
-nl=needle->length;
-n=needle->character;
-hl=haystack->length;
-h=haystack->character;
-while (nl>0 && hl>0)
- {
- nc=*n;
- hc=*h;
-#if !HAVE_ICONV
- if (nc&0x80) return 0;
- if (hc&0x80) return 0;
-#endif
- /* tolower depends on the locale and only ASCII case must be insensitive */
- if ((nc>='A' && nc<='Z' ? nc|0x20 : nc) != (hc>='A' && hc<='Z' ? hc|0x20 : hc)) return 0;
- ++n;
- ++h;
- --nl;
- --hl;
- }
-return (match_prefix ? nl==0 : nl==0 && hl==0);
-}
-
-
-/*************************************************
-* Glob pattern search *
-*************************************************/
-
-/*
-Arguments:
- needle pattern to search ...
- haystack ... inside the haystack
- ascii_caseless ignore ASCII case
- match_octet match octets, not UTF-8 multi-octet characters
-
-Returns: 0 needle not found in haystack
- 1 needle found
- -1 pattern error
-*/
-
-static int eq_glob(const struct String *needle,
- const struct String *haystack, int ascii_caseless, int match_octet)
-{
-const uschar *n,*h,*nend,*hend;
-int may_advance=0;
-
-n=needle->character;
-h=haystack->character;
-nend=n+needle->length;
-hend=h+haystack->length;
-while (n<nend)
- {
- if (*n=='*')
- {
- ++n;
- may_advance=1;
- }
- else
- {
- const uschar *npart,*hpart;
-
- /* Try to match a non-star part of the needle at the current */
- /* position in the haystack. */
- match_part:
- npart=n;
- hpart=h;
- while (npart<nend && *npart!='*') switch (*npart)
- {
- case '?':
- {
- if (hpart==hend) return 0;
- if (match_octet)
- ++hpart;
- else
- {
- /* Match one UTF8 encoded character */
- if ((*hpart&0xc0)==0xc0)
- {
- ++hpart;
- while (hpart<hend && ((*hpart&0xc0)==0x80)) ++hpart;
- }
- else
- ++hpart;
- }
- ++npart;
- break;
- }
- case '\\':
- {
- ++npart;
- if (npart==nend) return -1;
- /* FALLTHROUGH */
- }
- default:
- {
- if (hpart==hend) return 0;
- /* tolower depends on the locale, but we need ASCII */
- if
- (
-#if !HAVE_ICONV
- (*hpart&0x80) || (*npart&0x80) ||
-#endif
- ascii_caseless
- ? ((*npart>='A' && *npart<='Z' ? *npart|0x20 : *npart) != (*hpart>='A' && *hpart<='Z' ? *hpart|0x20 : *hpart))
- : *hpart!=*npart
- )
- {
- if (may_advance)
- /* string match after a star failed, advance and try again */
- {
- ++h;
- goto match_part;
- }
- else return 0;
- }
- else
- {
- ++npart;
- ++hpart;
- };
- }
- }
- /* at this point, a part was matched successfully */
- if (may_advance && npart==nend && hpart<hend)
- /* needle ends, but haystack does not: if there was a star before, advance and try again */
- {
- ++h;
- goto match_part;
- }
- h=hpart;
- n=npart;
- may_advance=0;
- }
- }
-return (h==hend ? 1 : may_advance);
-}
-
-
-/*************************************************
-* ASCII numeric comparison *
-*************************************************/
-
-/*
-Arguments:
- a first numeric string
- b second numeric string
- relop relational operator
-
-Returns: 0 not (a relop b)
- 1 a relop b
-*/
-
-static int eq_asciinumeric(const struct String *a,
- const struct String *b, enum RelOp relop)
-{
-size_t al,bl;
-const uschar *as,*aend,*bs,*bend;
-int cmp;
-
-as=a->character;
-aend=a->character+a->length;
-bs=b->character;
-bend=b->character+b->length;
-
-while (*as>='0' && *as<='9' && as<aend) ++as;
-al=as-a->character;
-while (*bs>='0' && *bs<='9' && bs<bend) ++bs;
-bl=bs-b->character;
-
-if (al && bl==0) cmp=-1;
-else if (al==0 && bl==0) cmp=0;
-else if (al==0 && bl) cmp=1;
-else
- {
- cmp=al-bl;
- if (cmp==0) cmp=memcmp(a->character,b->character,al);
- }
-switch (relop)
- {
- case LT: return cmp<0;
- case LE: return cmp<=0;
- case EQ: return cmp==0;
- case GE: return cmp>=0;
- case GT: return cmp>0;
- case NE: return cmp!=0;
- }
- /*NOTREACHED*/
- return -1;
-}
-
-
-/*************************************************
-* Compare strings *
-*************************************************/
-
-/*
-Arguments:
- filter points to the Sieve filter including its state
- needle UTF-8 pattern or string to search ...
- haystack ... inside the haystack
- co comparator to use
- mt match type to use
-
-Returns: 0 needle not found in haystack
- 1 needle found
- -1 comparator does not offer matchtype
-*/
-
-static int compare(struct Sieve *filter, const struct String *needle, const struct String *haystack,
- enum Comparator co, enum MatchType mt)
-{
-int r=0;
-
-if ((filter_test != FTEST_NONE && debug_selector != 0) ||
- (debug_selector & D_filter) != 0)
- {
- debug_printf("String comparison (match ");
- switch (mt)
- {
- case MATCH_IS: debug_printf(":is"); break;
- case MATCH_CONTAINS: debug_printf(":contains"); break;
- case MATCH_MATCHES: debug_printf(":matches"); break;
- }
- debug_printf(", comparison \"");
- switch (co)
- {
- case COMP_OCTET: debug_printf("i;octet"); break;
- case COMP_EN_ASCII_CASEMAP: debug_printf("en;ascii-casemap"); break;
- case COMP_ASCII_NUMERIC: debug_printf("i;ascii-numeric"); break;
- }
- debug_printf("\"):\n");
- debug_printf(" Search = %s (%d chars)\n", needle->character,needle->length);
- debug_printf(" Inside = %s (%d chars)\n", haystack->character,haystack->length);
- }
-switch (mt)
- {
- case MATCH_IS:
- {
- switch (co)
- {
- case COMP_OCTET:
- {
- if (eq_octet(needle,haystack,0)) r=1;
- break;
- }
- case COMP_EN_ASCII_CASEMAP:
- {
- if (eq_asciicase(needle,haystack,0)) r=1;
- break;
- }
- case COMP_ASCII_NUMERIC:
- {
- if (!filter->require_iascii_numeric)
- {
- filter->errmsg=CUS "missing previous require \"comparator-i;ascii-numeric\";";
- return -1;
- }
- if (eq_asciinumeric(needle,haystack,EQ)) r=1;
- break;
- }
- }
- break;
- }
- case MATCH_CONTAINS:
- {
- struct String h;
-
- switch (co)
- {
- case COMP_OCTET:
- {
- for (h=*haystack; h.length; ++h.character,--h.length) if (eq_octet(needle,&h,1)) { r=1; break; }
- break;
- }
- case COMP_EN_ASCII_CASEMAP:
- {
- for (h=*haystack; h.length; ++h.character,--h.length) if (eq_asciicase(needle,&h,1)) { r=1; break; }
- break;
- }
- default:
- {
- filter->errmsg=CUS "comparator does not offer specified matchtype";
- return -1;
- }
- }
- break;
- }
- case MATCH_MATCHES:
- {
- switch (co)
- {
- case COMP_OCTET:
- {
- if ((r=eq_glob(needle,haystack,0,1))==-1)
- {
- filter->errmsg=CUS "syntactically invalid pattern";
- return -1;
- }
- break;
- }
- case COMP_EN_ASCII_CASEMAP:
- {
- if ((r=eq_glob(needle,haystack,1,1))==-1)
- {
- filter->errmsg=CUS "syntactically invalid pattern";
- return -1;
- }
- break;
- }
- default:
- {
- filter->errmsg=CUS "comparator does not offer specified matchtype";
- return -1;
- }
- }
- break;
- }
- }
-if ((filter_test != FTEST_NONE && debug_selector != 0) ||
- (debug_selector & D_filter) != 0)
- debug_printf(" Result %s\n",r?"true":"false");
-return r;
-}
-
-
-/*************************************************
-* Check header field syntax *
-*************************************************/
-
-/*
-RFC 2822, section 3.6.8 says:
-
- field-name = 1*ftext
-
- ftext = %d33-57 / ; Any character except
- %d59-126 ; controls, SP, and
- ; ":".
-
-That forbids 8-bit header fields. This implementation accepts them, since
-all of Exim is 8-bit clean, so it adds %d128-%d255.
-
-Arguments:
- header header field to quote for suitable use in Exim expansions
-
-Returns: 0 string is not a valid header field
- 1 string is a value header field
-*/
-
-static int is_header(const struct String *header)
-{
-size_t l;
-const uschar *h;
-
-l=header->length;
-h=header->character;
-if (l==0) return 0;
-while (l)
- {
- if (((unsigned char)*h)<33 || ((unsigned char)*h)==':' || ((unsigned char)*h)==127) return 0;
- else
- {
- ++h;
- --l;
- }
- }
-return 1;
-}
-
-
-/*************************************************
-* Quote special characters string *
-*************************************************/
-
-/*
-Arguments:
- header header field to quote for suitable use in Exim expansions
- or as debug output
-
-Returns: quoted string
-*/
-
-static const uschar *quote(const struct String *header)
-{
-uschar *quoted=NULL;
-int size=0,ptr=0;
-size_t l;
-const uschar *h;
-
-l=header->length;
-h=header->character;
-while (l)
- {
- switch (*h)
- {
- case '\0':
- {
- quoted=string_cat(quoted,&size,&ptr,CUS "\\0",2);
- break;
- }
- case '$':
- case '{':
- case '}':
- {
- quoted=string_cat(quoted,&size,&ptr,CUS "\\",1);
- }
- default:
- {
- quoted=string_cat(quoted,&size,&ptr,h,1);
- }
- }
- ++h;
- --l;
- }
-quoted=string_cat(quoted,&size,&ptr,CUS "",1);
-return quoted;
-}
-
-
-/*************************************************
-* Add address to list of generated addresses *
-*************************************************/
-
-/*
-According to RFC 5228, duplicate delivery to the same address must
-not happen, so the list is first searched for the address.
-
-Arguments:
- generated list of generated addresses
- addr new address to add
- file address denotes a file
-
-Returns: nothing
-*/
-
-static void add_addr(address_item **generated, uschar *addr, int file, int maxage, int maxmessages, int maxstorage)
-{
-address_item *new_addr;
-
-for (new_addr=*generated; new_addr; new_addr=new_addr->next)
- {
- if (Ustrcmp(new_addr->address,addr)==0 && (file ? testflag(new_addr, af_pfr|af_file) : 1))
- {
- if ((filter_test != FTEST_NONE && debug_selector != 0) || (debug_selector & D_filter) != 0)
- {
- debug_printf("Repeated %s `%s' ignored.\n",file ? "fileinto" : "redirect", addr);
- }
- return;
- }
- }
-
-if ((filter_test != FTEST_NONE && debug_selector != 0) || (debug_selector & D_filter) != 0)
- {
- debug_printf("%s `%s'\n",file ? "fileinto" : "redirect", addr);
- }
-new_addr=deliver_make_addr(addr,TRUE);
-if (file)
- {
- setflag(new_addr, af_pfr|af_file);
- new_addr->mode = 0;
- }
-new_addr->prop.errors_address = NULL;
-new_addr->next = *generated;
-*generated = new_addr;
-}
-
-
-/*************************************************
-* Return decoded header field *
-*************************************************/
-
-/*
-Unfold the header field as described in RFC 2822 and remove all
-leading and trailing white space, then perform MIME decoding and
-translate the header field to UTF-8.
-
-Arguments:
- value returned value of the field
- header name of the header field
-
-Returns: nothing The expanded string is empty
- in case there is no such header
-*/
-
-static void expand_header(struct String *value, const struct String *header)
-{
-uschar *s,*r,*t;
-uschar *errmsg;
-
-value->length=0;
-value->character=(uschar*)0;
-
-t=r=s=expand_string(string_sprintf("$rheader_%s",quote(header)));
-while (*r==' ' || *r=='\t') ++r;
-while (*r)
- {
- if (*r=='\n')
- ++r;
- else
- *t++=*r++;
- }
-while (t>s && (*(t-1)==' ' || *(t-1)=='\t')) --t;
-*t='\0';
-value->character=rfc2047_decode(s,check_rfc2047_length,US"utf-8",'\0',&value->length,&errmsg);
-}
-
-
-/*************************************************
-* Parse remaining hash comment *
-*************************************************/
-
-/*
-Token definition:
- Comment up to terminating CRLF
-
-Arguments:
- filter points to the Sieve filter including its state
-
-Returns: 1 success
- -1 syntax error
-*/
-
-static int parse_hashcomment(struct Sieve *filter)
-{
-++filter->pc;
-while (*filter->pc)
- {
-#ifdef RFC_EOL
- if (*filter->pc=='\r' && *(filter->pc+1)=='\n')
-#else
- if (*filter->pc=='\n')
-#endif
- {
-#ifdef RFC_EOL
- filter->pc+=2;
-#else
- ++filter->pc;
-#endif
- ++filter->line;
- return 1;
- }
- else ++filter->pc;
- }
-filter->errmsg=CUS "missing end of comment";
-return -1;
-}
-
-
-/*************************************************
-* Parse remaining C-style comment *
-*************************************************/
-
-/*
-Token definition:
- Everything up to star slash
-
-Arguments:
- filter points to the Sieve filter including its state
-
-Returns: 1 success
- -1 syntax error
-*/
-
-static int parse_comment(struct Sieve *filter)
-{
- filter->pc+=2;
- while (*filter->pc)
- {
- if (*filter->pc=='*' && *(filter->pc+1)=='/')
- {
- filter->pc+=2;
- return 1;
- }
- else ++filter->pc;
- }
- filter->errmsg=CUS "missing end of comment";
- return -1;
-}
-
-
-/*************************************************
-* Parse optional white space *
-*************************************************/
-
-/*
-Token definition:
- Spaces, tabs, CRLFs, hash comments or C-style comments
-
-Arguments:
- filter points to the Sieve filter including its state
-
-Returns: 1 success
- -1 syntax error
-*/
-
-static int parse_white(struct Sieve *filter)
-{
-while (*filter->pc)
- {
- if (*filter->pc==' ' || *filter->pc=='\t') ++filter->pc;
-#ifdef RFC_EOL
- else if (*filter->pc=='\r' && *(filter->pc+1)=='\n')
-#else
- else if (*filter->pc=='\n')
-#endif
- {
-#ifdef RFC_EOL
- filter->pc+=2;
-#else
- ++filter->pc;
-#endif
- ++filter->line;
- }
- else if (*filter->pc=='#')
- {
- if (parse_hashcomment(filter)==-1) return -1;
- }
- else if (*filter->pc=='/' && *(filter->pc+1)=='*')
- {
- if (parse_comment(filter)==-1) return -1;
- }
- else break;
- }
-return 1;
-}
-
-
-#ifdef ENCODED_CHARACTER
-/*************************************************
-* Decode hex-encoded-character string *
-*************************************************/
-
-/*
-Encoding definition:
- blank = SP / TAB / CRLF
- hex-pair-seq = *blank hex-pair *(1*blank hex-pair) *blank
- hex-pair = 1*2HEXDIG
-
-Arguments:
- src points to a hex-pair-seq
- end points to its end
- dst points to the destination of the decoded octets,
- optionally to (uschar*)0 for checking only
-
-Returns: >=0 number of decoded octets
- -1 syntax error
-*/
-
-static int hex_decode(uschar *src, uschar *end, uschar *dst)
-{
-int decoded=0;
-
-while (*src==' ' || *src=='\t' || *src=='\n') ++src;
-do
- {
- int x,d,n;
-
- for (x=0,d=0; d<2 && src<end && isxdigit(n=tolower(*src)); x=(x<<4)|(n>='0' && n<='9' ? n-'0' : 10+(n-'a')),++d,++src);
- if (d==0) return -1;
- if (dst) *dst++=x;
- ++decoded;
- if (src==end) return decoded;
- if (*src==' ' || *src=='\t' || *src=='\n')
- while (*src==' ' || *src=='\t' || *src=='\n') ++src;
- else
- return -1;
- }
-while (src<end);
-return decoded;
-}
-
-
-/*************************************************
-* Decode unicode-encoded-character string *
-*************************************************/
-
-/*
-Encoding definition:
- blank = SP / TAB / CRLF
- unicode-hex-seq = *blank unicode-hex *(blank unicode-hex) *blank
- unicode-hex = 1*HEXDIG
-
- It is an error for a script to use a hexadecimal value that isn't in
- either the range 0 to D7FF or the range E000 to 10FFFF.
-
- At this time, strings are already scanned, thus the CRLF is converted
- to the internally used \n (should RFC_EOL have been used).
-
-Arguments:
- src points to a unicode-hex-seq
- end points to its end
- dst points to the destination of the decoded octets,
- optionally to (uschar*)0 for checking only
-
-Returns: >=0 number of decoded octets
- -1 syntax error
- -2 semantic error (character range violation)
-*/
-
-static int unicode_decode(uschar *src, uschar *end, uschar *dst)
-{
-int decoded=0;
-
-while (*src==' ' || *src=='\t' || *src=='\n') ++src;
-do
- {
- uschar *hex_seq;
- int c,d,n;
-
- unicode_hex:
- for (hex_seq=src; src<end && *src=='0'; ++src);
- for (c=0,d=0; d<7 && src<end && isxdigit(n=tolower(*src)); c=(c<<4)|(n>='0' && n<='9' ? n-'0' : 10+(n-'a')),++d,++src);
- if (src==hex_seq) return -1;
- if (d==7 || (!((c>=0 && c<=0xd7ff) || (c>=0xe000 && c<=0x10ffff)))) return -2;
- if (c<128)
- {
- if (dst) *dst++=c;
- ++decoded;
- }
- else if (c>=0x80 && c<=0x7ff)
- {
- if (dst)
- {
- *dst++=192+(c>>6);
- *dst++=128+(c&0x3f);
- }
- decoded+=2;
- }
- else if (c>=0x800 && c<=0xffff)
- {
- if (dst)
- {
- *dst++=224+(c>>12);
- *dst++=128+((c>>6)&0x3f);
- *dst++=128+(c&0x3f);
- }
- decoded+=3;
- }
- else if (c>=0x10000 && c<=0x1fffff)
- {
- if (dst)
- {
- *dst++=240+(c>>18);
- *dst++=128+((c>>10)&0x3f);
- *dst++=128+((c>>6)&0x3f);
- *dst++=128+(c&0x3f);
- }
- decoded+=4;
- }
- if (*src==' ' || *src=='\t' || *src=='\n')
- {
- while (*src==' ' || *src=='\t' || *src=='\n') ++src;
- if (src==end) return decoded;
- goto unicode_hex;
- }
- }
-while (src<end);
-return decoded;
-}
-
-
-/*************************************************
-* Decode encoded-character string *
-*************************************************/
-
-/*
-Encoding definition:
- encoded-arb-octets = "${hex:" hex-pair-seq "}"
- encoded-unicode-char = "${unicode:" unicode-hex-seq "}"
-
-Arguments:
- encoded points to an encoded string, returns decoded string
- filter points to the Sieve filter including its state
-
-Returns: 1 success
- -1 syntax error
-*/
-
-static int string_decode(struct Sieve *filter, struct String *data)
-{
-uschar *src,*dst,*end;
-
-src=data->character;
-dst=src;
-end=data->character+data->length;
-while (src<end)
- {
- uschar *brace;
-
- if (
- strncmpic(src,US "${hex:",6)==0
- && (brace=Ustrchr(src+6,'}'))!=(uschar*)0
- && (hex_decode(src+6,brace,(uschar*)0))>=0
- )
- {
- dst+=hex_decode(src+6,brace,dst);
- src=brace+1;
- }
- else if (
- strncmpic(src,US "${unicode:",10)==0
- && (brace=Ustrchr(src+10,'}'))!=(uschar*)0
- )
- {
- switch (unicode_decode(src+10,brace,(uschar*)0))
- {
- case -2:
- {
- filter->errmsg=CUS "unicode character out of range";
- return -1;
- }
- case -1:
- {
- *dst++=*src++;
- break;
- }
- default:
- {
- dst+=unicode_decode(src+10,brace,dst);
- src=brace+1;
- }
- }
- }
- else *dst++=*src++;
- }
- data->length=dst-data->character;
- *dst='\0';
-return 1;
-}
-#endif
-
-
-/*************************************************
-* Parse an optional string *
-*************************************************/
-
-/*
-Token definition:
- quoted-string = DQUOTE *CHAR DQUOTE
- ;; in general, \ CHAR inside a string maps to CHAR
- ;; so \" maps to " and \\ maps to \
- ;; note that newlines and other characters are all allowed
- ;; in strings
-
- multi-line = "text:" *(SP / HTAB) (hash-comment / CRLF)
- *(multi-line-literal / multi-line-dotstuff)
- "." CRLF
- multi-line-literal = [CHAR-NOT-DOT *CHAR-NOT-CRLF] CRLF
- multi-line-dotstuff = "." 1*CHAR-NOT-CRLF CRLF
- ;; A line containing only "." ends the multi-line.
- ;; Remove a leading '.' if followed by another '.'.
- string = quoted-string / multi-line
-
-Arguments:
- filter points to the Sieve filter including its state
- id specifies identifier to match
-
-Returns: 1 success
- -1 syntax error
- 0 identifier not matched
-*/
-
-static int parse_string(struct Sieve *filter, struct String *data)
-{
-int dataCapacity=0;
-
-data->length=0;
-data->character=(uschar*)0;
-if (*filter->pc=='"') /* quoted string */
- {
- ++filter->pc;
- while (*filter->pc)
- {
- if (*filter->pc=='"') /* end of string */
- {
- int foo=data->length;
-
- ++filter->pc;
- /* that way, there will be at least one character allocated */
- data->character=string_cat(data->character,&dataCapacity,&foo,CUS "",1);
-#ifdef ENCODED_CHARACTER
- if (filter->require_encoded_character
- && string_decode(filter,data)==-1)
- return -1;
-#endif
- return 1;
- }
- else if (*filter->pc=='\\' && *(filter->pc+1)) /* quoted character */
- {
- data->character=string_cat(data->character,&dataCapacity,&data->length,filter->pc+1,1);
- filter->pc+=2;
- }
- else /* regular character */
- {
-#ifdef RFC_EOL
- if (*filter->pc=='\r' && *(filter->pc+1)=='\n') ++filter->line;
-#else
- if (*filter->pc=='\n')
- {
- data->character=string_cat(data->character,&dataCapacity,&data->length,US"\r",1);
- ++filter->line;
- }
-#endif
- data->character=string_cat(data->character,&dataCapacity,&data->length,filter->pc,1);
- filter->pc++;
- }
- }
- filter->errmsg=CUS "missing end of string";
- return -1;
- }
-else if (Ustrncmp(filter->pc,CUS "text:",5)==0) /* multiline string */
- {
- filter->pc+=5;
- /* skip optional white space followed by hashed comment or CRLF */
- while (*filter->pc==' ' || *filter->pc=='\t') ++filter->pc;
- if (*filter->pc=='#')
- {
- if (parse_hashcomment(filter)==-1) return -1;
- }
-#ifdef RFC_EOL
- else if (*filter->pc=='\r' && *(filter->pc+1)=='\n')
-#else
- else if (*filter->pc=='\n')
-#endif
- {
-#ifdef RFC_EOL
- filter->pc+=2;
-#else
- ++filter->pc;
-#endif
- ++filter->line;
- }
- else
- {
- filter->errmsg=CUS "syntax error";
- return -1;
- }
- while (*filter->pc)
- {
-#ifdef RFC_EOL
- if (*filter->pc=='\r' && *(filter->pc+1)=='\n') /* end of line */
-#else
- if (*filter->pc=='\n') /* end of line */
-#endif
- {
- data->character=string_cat(data->character,&dataCapacity,&data->length,CUS "\r\n",2);
-#ifdef RFC_EOL
- filter->pc+=2;
-#else
- ++filter->pc;
-#endif
- ++filter->line;
-#ifdef RFC_EOL
- if (*filter->pc=='.' && *(filter->pc+1)=='\r' && *(filter->pc+2)=='\n') /* end of string */
-#else
- if (*filter->pc=='.' && *(filter->pc+1)=='\n') /* end of string */
-#endif
- {
- int foo=data->length;
-
- /* that way, there will be at least one character allocated */
- data->character=string_cat(data->character,&dataCapacity,&foo,CUS "",1);
-#ifdef RFC_EOL
- filter->pc+=3;
-#else
- filter->pc+=2;
-#endif
- ++filter->line;
-#ifdef ENCODED_CHARACTER
- if (filter->require_encoded_character
- && string_decode(filter,data)==-1)
- return -1;
-#endif
- return 1;
- }
- else if (*filter->pc=='.' && *(filter->pc+1)=='.') /* remove dot stuffing */
- {
- data->character=string_cat(data->character,&dataCapacity,&data->length,CUS ".",1);
- filter->pc+=2;
- }
- }
- else /* regular character */
- {
- data->character=string_cat(data->character,&dataCapacity,&data->length,filter->pc,1);
- filter->pc++;
- }
- }
- filter->errmsg=CUS "missing end of multi line string";
- return -1;
- }
-else return 0;
-}
-
-
-/*************************************************
-* Parse a specific identifier *
-*************************************************/
-
-/*
-Token definition:
- identifier = (ALPHA / "_") *(ALPHA DIGIT "_")
-
-Arguments:
- filter points to the Sieve filter including its state
- id specifies identifier to match
-
-Returns: 1 success
- 0 identifier not matched
-*/
-
-static int parse_identifier(struct Sieve *filter, const uschar *id)
-{
- size_t idlen=Ustrlen(id);
-
- if (strncmpic(US filter->pc,US id,idlen)==0)
- {
- uschar next=filter->pc[idlen];
-
- if ((next>='A' && next<='Z') || (next>='a' && next<='z') || next=='_' || (next>='0' && next<='9')) return 0;
- filter->pc+=idlen;
- return 1;
- }
- else return 0;
-}
-
-
-/*************************************************
-* Parse a number *
-*************************************************/
-
-/*
-Token definition:
- number = 1*DIGIT [QUANTIFIER]
- QUANTIFIER = "K" / "M" / "G"
-
-Arguments:
- filter points to the Sieve filter including its state
- data returns value
-
-Returns: 1 success
- -1 no string list found
-*/
-
-static int parse_number(struct Sieve *filter, unsigned long *data)
-{
-unsigned long d,u;
-
-if (*filter->pc>='0' && *filter->pc<='9')
- {
- uschar *e;
-
- errno=0;
- d=Ustrtoul(filter->pc,&e,10);
- if (errno==ERANGE)
- {
- filter->errmsg=CUstrerror(ERANGE);
- return -1;
- }
- filter->pc=e;
- u=1;
- if (*filter->pc=='K') { u=1024; ++filter->pc; }
- else if (*filter->pc=='M') { u=1024*1024; ++filter->pc; }
- else if (*filter->pc=='G') { u=1024*1024*1024; ++filter->pc; }
- if (d>(ULONG_MAX/u))
- {
- filter->errmsg=CUstrerror(ERANGE);
- return -1;
- }
- d*=u;
- *data=d;
- return 1;
- }
-else
- {
- filter->errmsg=CUS "missing number";
- return -1;
- }
-}
-
-
-/*************************************************
-* Parse a string list *
-*************************************************/
-
-/*
-Grammar:
- string-list = "[" string *("," string) "]" / string
-
-Arguments:
- filter points to the Sieve filter including its state
- data returns string list
-
-Returns: 1 success
- -1 no string list found
-*/
-
-static int parse_stringlist(struct Sieve *filter, struct String **data)
-{
-const uschar *orig=filter->pc;
-int dataCapacity=0;
-int dataLength=0;
-struct String *d=(struct String*)0;
-int m;
-
-if (*filter->pc=='[') /* string list */
- {
- ++filter->pc;
- for (;;)
- {
- if (parse_white(filter)==-1) goto error;
- if ((dataLength+1)>=dataCapacity) /* increase buffer */
- {
- struct String *new;
- int newCapacity; /* Don't amalgamate with next line; some compilers grumble */
- newCapacity=dataCapacity?(dataCapacity*=2):(dataCapacity=4);
- if ((new=(struct String*)store_get(sizeof(struct String)*newCapacity))==(struct String*)0)
- {
- filter->errmsg=CUstrerror(errno);
- goto error;
- }
- if (d) memcpy(new,d,sizeof(struct String)*dataLength);
- d=new;
- dataCapacity=newCapacity;
- }
- m=parse_string(filter,&d[dataLength]);
- if (m==0)
- {
- if (dataLength==0) break;
- else
- {
- filter->errmsg=CUS "missing string";
- goto error;
- }
- }
- else if (m==-1) goto error;
- else ++dataLength;
- if (parse_white(filter)==-1) goto error;
- if (*filter->pc==',') ++filter->pc;
- else break;
- }
- if (*filter->pc==']')
- {
- d[dataLength].character=(uschar*)0;
- d[dataLength].length=-1;
- ++filter->pc;
- *data=d;
- return 1;
- }
- else
- {
- filter->errmsg=CUS "missing closing bracket";
- goto error;
- }
- }
-else /* single string */
- {
- if ((d=store_get(sizeof(struct String)*2))==(struct String*)0)
- {
- return -1;
- }
- m=parse_string(filter,&d[0]);
- if (m==-1)
- {
- return -1;
- }
- else if (m==0)
- {
- filter->pc=orig;
- return 0;
- }
- else
- {
- d[1].character=(uschar*)0;
- d[1].length=-1;
- *data=d;
- return 1;
- }
- }
-error:
-filter->errmsg=CUS "missing string list";
-return -1;
-}
-
-
-/*************************************************
-* Parse an optional address part specifier *
-*************************************************/
-
-/*
-Grammar:
- address-part = ":localpart" / ":domain" / ":all"
- address-part =/ ":user" / ":detail"
-
-Arguments:
- filter points to the Sieve filter including its state
- a returns address part specified
-
-Returns: 1 success
- 0 no comparator found
- -1 syntax error
-*/
-
-static int parse_addresspart(struct Sieve *filter, enum AddressPart *a)
-{
-#ifdef SUBADDRESS
-if (parse_identifier(filter,CUS ":user")==1)
- {
- if (!filter->require_subaddress)
- {
- filter->errmsg=CUS "missing previous require \"subaddress\";";
- return -1;
- }
- *a=ADDRPART_USER;
- return 1;
- }
-else if (parse_identifier(filter,CUS ":detail")==1)
- {
- if (!filter->require_subaddress)
- {
- filter->errmsg=CUS "missing previous require \"subaddress\";";
- return -1;
- }
- *a=ADDRPART_DETAIL;
- return 1;
- }
-else
-#endif
-if (parse_identifier(filter,CUS ":localpart")==1)
- {
- *a=ADDRPART_LOCALPART;
- return 1;
- }
-else if (parse_identifier(filter,CUS ":domain")==1)
- {
- *a=ADDRPART_DOMAIN;
- return 1;
- }
-else if (parse_identifier(filter,CUS ":all")==1)
- {
- *a=ADDRPART_ALL;
- return 1;
- }
-else return 0;
-}
-
-
-/*************************************************
-* Parse an optional comparator *
-*************************************************/
-
-/*
-Grammar:
- comparator = ":comparator" <comparator-name: string>
-
-Arguments:
- filter points to the Sieve filter including its state
- c returns comparator
-
-Returns: 1 success
- 0 no comparator found
- -1 incomplete comparator found
-*/
-
-static int parse_comparator(struct Sieve *filter, enum Comparator *c)
-{
-struct String comparator_name;
-
-if (parse_identifier(filter,CUS ":comparator")==0) return 0;
-if (parse_white(filter)==-1) return -1;
-switch (parse_string(filter,&comparator_name))
- {
- case -1: return -1;
- case 0:
- {
- filter->errmsg=CUS "missing comparator";
- return -1;
- }
- default:
- {
- int match;
-
- if (eq_asciicase(&comparator_name,&str_ioctet,0))
- {
- *c=COMP_OCTET;
- match=1;
- }
- else if (eq_asciicase(&comparator_name,&str_iascii_casemap,0))
- {
- *c=COMP_EN_ASCII_CASEMAP;
- match=1;
- }
- else if (eq_asciicase(&comparator_name,&str_enascii_casemap,0))
- {
- *c=COMP_EN_ASCII_CASEMAP;
- match=1;
- }
- else if (eq_asciicase(&comparator_name,&str_iascii_numeric,0))
- {
- *c=COMP_ASCII_NUMERIC;
- match=1;
- }
- else
- {
- filter->errmsg=CUS "invalid comparator";
- match=-1;
- }
- return match;
- }
- }
-}
-
-
-/*************************************************
-* Parse an optional match type *
-*************************************************/
-
-/*
-Grammar:
- match-type = ":is" / ":contains" / ":matches"
-
-Arguments:
- filter points to the Sieve filter including its state
- m returns match type
-
-Returns: 1 success
- 0 no match type found
-*/
-
-static int parse_matchtype(struct Sieve *filter, enum MatchType *m)
-{
- if (parse_identifier(filter,CUS ":is")==1)
- {
- *m=MATCH_IS;
- return 1;
- }
- else if (parse_identifier(filter,CUS ":contains")==1)
- {
- *m=MATCH_CONTAINS;
- return 1;
- }
- else if (parse_identifier(filter,CUS ":matches")==1)
- {
- *m=MATCH_MATCHES;
- return 1;
- }
- else return 0;
-}
-
-
-/*************************************************
-* Parse and interpret an optional test list *
-*************************************************/
-
-/*
-Grammar:
- test-list = "(" test *("," test) ")"
-
-Arguments:
- filter points to the Sieve filter including its state
- n total number of tests
- num_true number of passed tests
- exec Execute parsed statements
-
-Returns: 1 success
- 0 no test list found
- -1 syntax or execution error
-*/
-
-static int parse_testlist(struct Sieve *filter, int *n, int *num_true, int exec)
-{
-if (parse_white(filter)==-1) return -1;
-if (*filter->pc=='(')
- {
- ++filter->pc;
- *n=0;
- *num_true=0;
- for (;;)
- {
- int cond;
-
- switch (parse_test(filter,&cond,exec))
- {
- case -1: return -1;
- case 0: filter->errmsg=CUS "missing test"; return -1;
- default: ++*n; if (cond) ++*num_true; break;
- }
- if (parse_white(filter)==-1) return -1;
- if (*filter->pc==',') ++filter->pc;
- else break;
- }
- if (*filter->pc==')')
- {
- ++filter->pc;
- return 1;
- }
- else
- {
- filter->errmsg=CUS "missing closing paren";
- return -1;
- }
- }
-else return 0;
-}
-
-
-/*************************************************
-* Parse and interpret an optional test *
-*************************************************/
-
-/*
-Arguments:
- filter points to the Sieve filter including its state
- cond returned condition status
- exec Execute parsed statements
-
-Returns: 1 success
- 0 no test found
- -1 syntax or execution error
-*/
-
-static int parse_test(struct Sieve *filter, int *cond, int exec)
-{
-if (parse_white(filter)==-1) return -1;
-if (parse_identifier(filter,CUS "address"))
- {
- /*
- address-test = "address" { [address-part] [comparator] [match-type] }
- <header-list: string-list> <key-list: string-list>
-
- header-list From, To, Cc, Bcc, Sender, Resent-From, Resent-To
- */
-
- enum AddressPart addressPart=ADDRPART_ALL;
- enum Comparator comparator=COMP_EN_ASCII_CASEMAP;
- enum MatchType matchType=MATCH_IS;
- struct String *hdr,*h,*key,*k;
- int m;
- int ap=0,co=0,mt=0;
-
- for (;;)
- {
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_addresspart(filter,&addressPart))!=0)
- {
- if (m==-1) return -1;
- if (ap)
- {
- filter->errmsg=CUS "address part already specified";
- return -1;
- }
- else ap=1;
- }
- else if ((m=parse_comparator(filter,&comparator))!=0)
- {
- if (m==-1) return -1;
- if (co)
- {
- filter->errmsg=CUS "comparator already specified";
- return -1;
- }
- else co=1;
- }
- else if ((m=parse_matchtype(filter,&matchType))!=0)
- {
- if (m==-1) return -1;
- if (mt)
- {
- filter->errmsg=CUS "match type already specified";
- return -1;
- }
- else mt=1;
- }
- else break;
- }
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_stringlist(filter,&hdr))!=1)
- {
- if (m==0) filter->errmsg=CUS "header string list expected";
- return -1;
- }
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_stringlist(filter,&key))!=1)
- {
- if (m==0) filter->errmsg=CUS "key string list expected";
- return -1;
- }
- *cond=0;
- for (h=hdr; h->length!=-1 && !*cond; ++h)
- {
- uschar *header_value=(uschar*)0,*extracted_addr,*end_addr;
-
- if
- (
- !eq_asciicase(h,&str_from,0)
- && !eq_asciicase(h,&str_to,0)
- && !eq_asciicase(h,&str_cc,0)
- && !eq_asciicase(h,&str_bcc,0)
- && !eq_asciicase(h,&str_sender,0)
- && !eq_asciicase(h,&str_resent_from,0)
- && !eq_asciicase(h,&str_resent_to,0)
- )
- {
- filter->errmsg=CUS "invalid header field";
- return -1;
- }
- if (exec)
- {
- /* We are only interested in addresses below, so no MIME decoding */
- header_value=expand_string(string_sprintf("$rheader_%s",quote(h)));
- if (header_value == NULL)
- {
- filter->errmsg=CUS "header string expansion failed";
- return -1;
- }
- parse_allow_group = TRUE;
- while (*header_value && !*cond)
- {
- uschar *error;
- int start, end, domain;
- int saveend;
- uschar *part=NULL;
-
- end_addr = parse_find_address_end(header_value, FALSE);
- saveend = *end_addr;
- *end_addr = 0;
- extracted_addr = parse_extract_address(header_value, &error, &start, &end, &domain, FALSE);
-
- if (extracted_addr) switch (addressPart)
- {
- case ADDRPART_ALL: part=extracted_addr; break;
-#ifdef SUBADDRESS
- case ADDRPART_USER:
-#endif
- case ADDRPART_LOCALPART: part=extracted_addr; part[domain-1]='\0'; break;
- case ADDRPART_DOMAIN: part=extracted_addr+domain; break;
-#ifdef SUBADDRESS
- case ADDRPART_DETAIL: part=NULL; break;
-#endif
- }
-
- *end_addr = saveend;
- if (part)
- {
- for (k=key; k->length!=-1; ++k)
- {
- struct String partStr;
-
- partStr.character=part;
- partStr.length=Ustrlen(part);
- if (extracted_addr)
- {
- *cond=compare(filter,k,&partStr,comparator,matchType);
- if (*cond==-1) return -1;
- if (*cond) break;
- }
- }
- }
- if (saveend == 0) break;
- header_value = end_addr + 1;
- }
- parse_allow_group = FALSE;
- parse_found_group = FALSE;
- }
- }
- return 1;
- }
-else if (parse_identifier(filter,CUS "allof"))
- {
- /*
- allof-test = "allof" <tests: test-list>
- */
-
- int n,num_true;
-
- switch (parse_testlist(filter,&n,&num_true,exec))
- {
- case -1: return -1;
- case 0: filter->errmsg=CUS "missing test list"; return -1;
- default: *cond=(n==num_true); return 1;
- }
- }
-else if (parse_identifier(filter,CUS "anyof"))
- {
- /*
- anyof-test = "anyof" <tests: test-list>
- */
-
- int n,num_true;
-
- switch (parse_testlist(filter,&n,&num_true,exec))
- {
- case -1: return -1;
- case 0: filter->errmsg=CUS "missing test list"; return -1;
- default: *cond=(num_true>0); return 1;
- }
- }
-else if (parse_identifier(filter,CUS "exists"))
- {
- /*
- exists-test = "exists" <header-names: string-list>
- */
-
- struct String *hdr,*h;
- int m;
-
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_stringlist(filter,&hdr))!=1)
- {
- if (m==0) filter->errmsg=CUS "header string list expected";
- return -1;
- }
- if (exec)
- {
- *cond=1;
- for (h=hdr; h->length!=-1 && *cond; ++h)
- {
- uschar *header_def;
-
- header_def=expand_string(string_sprintf("${if def:header_%s {true}{false}}",quote(h)));
- if (header_def == NULL)
- {
- filter->errmsg=CUS "header string expansion failed";
- return -1;
- }
- if (Ustrcmp(header_def,"false")==0) *cond=0;
- }
- }
- return 1;
- }
-else if (parse_identifier(filter,CUS "false"))
- {
- /*
- false-test = "false"
- */
-
- *cond=0;
- return 1;
- }
-else if (parse_identifier(filter,CUS "header"))
- {
- /*
- header-test = "header" { [comparator] [match-type] }
- <header-names: string-list> <key-list: string-list>
- */
-
- enum Comparator comparator=COMP_EN_ASCII_CASEMAP;
- enum MatchType matchType=MATCH_IS;
- struct String *hdr,*h,*key,*k;
- int m;
- int co=0,mt=0;
-
- for (;;)
- {
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_comparator(filter,&comparator))!=0)
- {
- if (m==-1) return -1;
- if (co)
- {
- filter->errmsg=CUS "comparator already specified";
- return -1;
- }
- else co=1;
- }
- else if ((m=parse_matchtype(filter,&matchType))!=0)
- {
- if (m==-1) return -1;
- if (mt)
- {
- filter->errmsg=CUS "match type already specified";
- return -1;
- }
- else mt=1;
- }
- else break;
- }
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_stringlist(filter,&hdr))!=1)
- {
- if (m==0) filter->errmsg=CUS "header string list expected";
- return -1;
- }
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_stringlist(filter,&key))!=1)
- {
- if (m==0) filter->errmsg=CUS "key string list expected";
- return -1;
- }
- *cond=0;
- for (h=hdr; h->length!=-1 && !*cond; ++h)
- {
- if (!is_header(h))
- {
- filter->errmsg=CUS "invalid header field";
- return -1;
- }
- if (exec)
- {
- struct String header_value;
- uschar *header_def;
-
- expand_header(&header_value,h);
- header_def=expand_string(string_sprintf("${if def:header_%s {true}{false}}",quote(h)));
- if (header_value.character == NULL || header_def == NULL)
- {
- filter->errmsg=CUS "header string expansion failed";
- return -1;
- }
- for (k=key; k->length!=-1; ++k)
- {
- if (Ustrcmp(header_def,"true")==0)
- {
- *cond=compare(filter,k,&header_value,comparator,matchType);
- if (*cond==-1) return -1;
- if (*cond) break;
- }
- }
- }
- }
- return 1;
- }
-else if (parse_identifier(filter,CUS "not"))
- {
- if (parse_white(filter)==-1) return -1;
- switch (parse_test(filter,cond,exec))
- {
- case -1: return -1;
- case 0: filter->errmsg=CUS "missing test"; return -1;
- default: *cond=!*cond; return 1;
- }
- }
-else if (parse_identifier(filter,CUS "size"))
- {
- /*
- relop = ":over" / ":under"
- size-test = "size" relop <limit: number>
- */
-
- unsigned long limit;
- int overNotUnder;
-
- if (parse_white(filter)==-1) return -1;
- if (parse_identifier(filter,CUS ":over")) overNotUnder=1;
- else if (parse_identifier(filter,CUS ":under")) overNotUnder=0;
- else
- {
- filter->errmsg=CUS "missing :over or :under";
- return -1;
- }
- if (parse_white(filter)==-1) return -1;
- if (parse_number(filter,&limit)==-1) return -1;
- *cond=(overNotUnder ? (message_size>limit) : (message_size<limit));
- return 1;
- }
-else if (parse_identifier(filter,CUS "true"))
- {
- *cond=1;
- return 1;
- }
-else if (parse_identifier(filter,CUS "envelope"))
- {
- /*
- envelope-test = "envelope" { [comparator] [address-part] [match-type] }
- <envelope-part: string-list> <key-list: string-list>
-
- envelope-part is case insensitive "from" or "to"
-#ifdef ENVELOPE_AUTH
- envelope-part =/ "auth"
-#endif
- */
-
- enum Comparator comparator=COMP_EN_ASCII_CASEMAP;
- enum AddressPart addressPart=ADDRPART_ALL;
- enum MatchType matchType=MATCH_IS;
- struct String *env,*e,*key,*k;
- int m;
- int co=0,ap=0,mt=0;
-
- if (!filter->require_envelope)
- {
- filter->errmsg=CUS "missing previous require \"envelope\";";
- return -1;
- }
- for (;;)
- {
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_comparator(filter,&comparator))!=0)
- {
- if (m==-1) return -1;
- if (co)
- {
- filter->errmsg=CUS "comparator already specified";
- return -1;
- }
- else co=1;
- }
- else if ((m=parse_addresspart(filter,&addressPart))!=0)
- {
- if (m==-1) return -1;
- if (ap)
- {
- filter->errmsg=CUS "address part already specified";
- return -1;
- }
- else ap=1;
- }
- else if ((m=parse_matchtype(filter,&matchType))!=0)
- {
- if (m==-1) return -1;
- if (mt)
- {
- filter->errmsg=CUS "match type already specified";
- return -1;
- }
- else mt=1;
- }
- else break;
- }
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_stringlist(filter,&env))!=1)
- {
- if (m==0) filter->errmsg=CUS "envelope string list expected";
- return -1;
- }
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_stringlist(filter,&key))!=1)
- {
- if (m==0) filter->errmsg=CUS "key string list expected";
- return -1;
- }
- *cond=0;
- for (e=env; e->length!=-1 && !*cond; ++e)
- {
- const uschar *envelopeExpr=CUS 0;
- uschar *envelope=US 0;
-
- if (eq_asciicase(e,&str_from,0))
- {
- switch (addressPart)
- {
- case ADDRPART_ALL: envelopeExpr=CUS "$sender_address"; break;
-#ifdef SUBADDRESS
- case ADDRPART_USER:
-#endif
- case ADDRPART_LOCALPART: envelopeExpr=CUS "${local_part:$sender_address}"; break;
- case ADDRPART_DOMAIN: envelopeExpr=CUS "${domain:$sender_address}"; break;
-#ifdef SUBADDRESS
- case ADDRPART_DETAIL: envelopeExpr=CUS 0; break;
-#endif
- }
- }
- else if (eq_asciicase(e,&str_to,0))
- {
- switch (addressPart)
- {
- case ADDRPART_ALL: envelopeExpr=CUS "$local_part_prefix$local_part$local_part_suffix@$domain"; break;
-#ifdef SUBADDRESS
- case ADDRPART_USER: envelopeExpr=filter->useraddress; break;
- case ADDRPART_DETAIL: envelopeExpr=filter->subaddress; break;
-#endif
- case ADDRPART_LOCALPART: envelopeExpr=CUS "$local_part_prefix$local_part$local_part_suffix"; break;
- case ADDRPART_DOMAIN: envelopeExpr=CUS "$domain"; break;
- }
- }
-#ifdef ENVELOPE_AUTH
- else if (eq_asciicase(e,&str_auth,0))
- {
- switch (addressPart)
- {
- case ADDRPART_ALL: envelopeExpr=CUS "$authenticated_sender"; break;
-#ifdef SUBADDRESS
- case ADDRPART_USER:
-#endif
- case ADDRPART_LOCALPART: envelopeExpr=CUS "${local_part:$authenticated_sender}"; break;
- case ADDRPART_DOMAIN: envelopeExpr=CUS "${domain:$authenticated_sender}"; break;
-#ifdef SUBADDRESS
- case ADDRPART_DETAIL: envelopeExpr=CUS 0; break;
-#endif
- }
- }
-#endif
- else
- {
- filter->errmsg=CUS "invalid envelope string";
- return -1;
- }
- if (exec && envelopeExpr)
- {
- if ((envelope=expand_string(US envelopeExpr)) == NULL)
- {
- filter->errmsg=CUS "header string expansion failed";
- return -1;
- }
- for (k=key; k->length!=-1; ++k)
- {
- struct String envelopeStr;
-
- envelopeStr.character=envelope;
- envelopeStr.length=Ustrlen(envelope);
- *cond=compare(filter,k,&envelopeStr,comparator,matchType);
- if (*cond==-1) return -1;
- if (*cond) break;
- }
- }
- }
- return 1;
- }
-#ifdef ENOTIFY
-else if (parse_identifier(filter,CUS "valid_notify_method"))
- {
- /*
- valid_notify_method = "valid_notify_method"
- <notification-uris: string-list>
- */
-
- struct String *uris,*u;
- int m;
-
- if (!filter->require_enotify)
- {
- filter->errmsg=CUS "missing previous require \"enotify\";";
- return -1;
- }
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_stringlist(filter,&uris))!=1)
- {
- if (m==0) filter->errmsg=CUS "URI string list expected";
- return -1;
- }
- if (exec)
- {
- *cond=1;
- for (u=uris; u->length!=-1 && *cond; ++u)
- {
- string_item *recipient;
- struct String header,subject,body;
-
- recipient=NULL;
- header.length=-1;
- header.character=(uschar*)0;
- subject.length=-1;
- subject.character=(uschar*)0;
- body.length=-1;
- body.character=(uschar*)0;
- if (parse_mailto_uri(filter,u->character,&recipient,&header,&subject,&body)!=1)
- *cond=0;
- }
- }
- return 1;
- }
-else if (parse_identifier(filter,CUS "notify_method_capability"))
- {
- /*
- notify_method_capability = "notify_method_capability" [COMPARATOR] [MATCH-TYPE]
- <notification-uri: string>
- <notification-capability: string>
- <key-list: string-list>
- */
-
- int m;
- int co=0,mt=0;
-
- enum Comparator comparator=COMP_EN_ASCII_CASEMAP;
- enum MatchType matchType=MATCH_IS;
- struct String uri,capa,*keys,*k;
-
- if (!filter->require_enotify)
- {
- filter->errmsg=CUS "missing previous require \"enotify\";";
- return -1;
- }
- for (;;)
- {
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_comparator(filter,&comparator))!=0)
- {
- if (m==-1) return -1;
- if (co)
- {
- filter->errmsg=CUS "comparator already specified";
- return -1;
- }
- else co=1;
- }
- else if ((m=parse_matchtype(filter,&matchType))!=0)
- {
- if (m==-1) return -1;
- if (mt)
- {
- filter->errmsg=CUS "match type already specified";
- return -1;
- }
- else mt=1;
- }
- else break;
- }
- if ((m=parse_string(filter,&uri))!=1)
- {
- if (m==0) filter->errmsg=CUS "missing notification URI string";
- return -1;
- }
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_string(filter,&capa))!=1)
- {
- if (m==0) filter->errmsg=CUS "missing notification capability string";
- return -1;
- }
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_stringlist(filter,&keys))!=1)
- {
- if (m==0) filter->errmsg=CUS "missing key string list";
- return -1;
- }
- if (exec)
- {
- string_item *recipient;
- struct String header,subject,body;
-
- *cond=0;
- recipient=NULL;
- header.length=-1;
- header.character=(uschar*)0;
- subject.length=-1;
- subject.character=(uschar*)0;
- body.length=-1;
- body.character=(uschar*)0;
- if (parse_mailto_uri(filter,uri.character,&recipient,&header,&subject,&body)==1)
- {
- if (eq_asciicase(&capa,&str_online,0)==1)
- for (k=keys; k->length!=-1; ++k)
- {
- *cond=compare(filter,k,&str_maybe,comparator,matchType);
- if (*cond==-1) return -1;
- if (*cond) break;
- }
- }
- }
- return 1;
- }
-#endif
-else return 0;
-}
-
-
-/*************************************************
-* Parse and interpret an optional block *
-*************************************************/
-
-/*
-Arguments:
- filter points to the Sieve filter including its state
- exec Execute parsed statements
- generated where to hang newly-generated addresses
-
-Returns: 2 success by stop
- 1 other success
- 0 no block command found
- -1 syntax or execution error
-*/
-
-static int parse_block(struct Sieve *filter, int exec,
- address_item **generated)
-{
-int r;
-
-if (parse_white(filter)==-1) return -1;
-if (*filter->pc=='{')
- {
- ++filter->pc;
- if ((r=parse_commands(filter,exec,generated))==-1 || r==2) return r;
- if (*filter->pc=='}')
- {
- ++filter->pc;
- return 1;
- }
- else
- {
- filter->errmsg=CUS "expecting command or closing brace";
- return -1;
- }
- }
-else return 0;
-}
-
-
-/*************************************************
-* Match a semicolon *
-*************************************************/
-
-/*
-Arguments:
- filter points to the Sieve filter including its state
-
-Returns: 1 success
- -1 syntax error
-*/
-
-static int parse_semicolon(struct Sieve *filter)
-{
- if (parse_white(filter)==-1) return -1;
- if (*filter->pc==';')
- {
- ++filter->pc;
- return 1;
- }
- else
- {
- filter->errmsg=CUS "missing semicolon";
- return -1;
- }
-}
-
-
-/*************************************************
-* Parse and interpret a Sieve command *
-*************************************************/
-
-/*
-Arguments:
- filter points to the Sieve filter including its state
- exec Execute parsed statements
- generated where to hang newly-generated addresses
-
-Returns: 2 success by stop
- 1 other success
- -1 syntax or execution error
-*/
-static int
-parse_commands(struct Sieve *filter, int exec, address_item **generated)
-{
-while (*filter->pc)
- {
- if (parse_white(filter)==-1) return -1;
- if (parse_identifier(filter,CUS "if"))
- {
- /*
- if-command = "if" test block *( "elsif" test block ) [ else block ]
- */
-
- int cond,m,unsuccessful;
-
- /* test block */
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_test(filter,&cond,exec))==-1) return -1;
- if (m==0)
- {
- filter->errmsg=CUS "missing test";
- return -1;
- }
- if ((filter_test != FTEST_NONE && debug_selector != 0) ||
- (debug_selector & D_filter) != 0)
- {
- if (exec) debug_printf("if %s\n",cond?"true":"false");
- }
- m=parse_block(filter,exec ? cond : 0, generated);
- if (m==-1 || m==2) return m;
- if (m==0)
- {
- filter->errmsg=CUS "missing block";
- return -1;
- }
- unsuccessful = !cond;
- for (;;) /* elsif test block */
- {
- if (parse_white(filter)==-1) return -1;
- if (parse_identifier(filter,CUS "elsif"))
- {
- if (parse_white(filter)==-1) return -1;
- m=parse_test(filter,&cond,exec && unsuccessful);
- if (m==-1 || m==2) return m;
- if (m==0)
- {
- filter->errmsg=CUS "missing test";
- return -1;
- }
- if ((filter_test != FTEST_NONE && debug_selector != 0) ||
- (debug_selector & D_filter) != 0)
- {
- if (exec) debug_printf("elsif %s\n",cond?"true":"false");
- }
- m=parse_block(filter,exec && unsuccessful ? cond : 0, generated);
- if (m==-1 || m==2) return m;
- if (m==0)
- {
- filter->errmsg=CUS "missing block";
- return -1;
- }
- if (exec && unsuccessful && cond) unsuccessful = 0;
- }
- else break;
- }
- /* else block */
- if (parse_white(filter)==-1) return -1;
- if (parse_identifier(filter,CUS "else"))
- {
- m=parse_block(filter,exec && unsuccessful, generated);
- if (m==-1 || m==2) return m;
- if (m==0)
- {
- filter->errmsg=CUS "missing block";
- return -1;
- }
- }
- }
- else if (parse_identifier(filter,CUS "stop"))
- {
- /*
- stop-command = "stop" { stop-options } ";"
- stop-options =
- */
-
- if (parse_semicolon(filter)==-1) return -1;
- if (exec)
- {
- filter->pc+=Ustrlen(filter->pc);
- return 2;
- }
- }
- else if (parse_identifier(filter,CUS "keep"))
- {
- /*
- keep-command = "keep" { keep-options } ";"
- keep-options =
- */
-
- if (parse_semicolon(filter)==-1) return -1;
- if (exec)
- {
- add_addr(generated,US"inbox",1,0,0,0);
- filter->keep = 0;
- }
- }
- else if (parse_identifier(filter,CUS "discard"))
- {
- /*
- discard-command = "discard" { discard-options } ";"
- discard-options =
- */
-
- if (parse_semicolon(filter)==-1) return -1;
- if (exec) filter->keep=0;
- }
- else if (parse_identifier(filter,CUS "redirect"))
- {
- /*
- redirect-command = "redirect" redirect-options "string" ";"
- redirect-options =
- redirect-options =) ":copy"
- */
-
- struct String recipient;
- int m;
- int copy=0;
-
- for (;;)
- {
- if (parse_white(filter)==-1) return -1;
- if (parse_identifier(filter,CUS ":copy")==1)
- {
- if (!filter->require_copy)
- {
- filter->errmsg=CUS "missing previous require \"copy\";";
- return -1;
- }
- copy=1;
- }
- else break;
- }
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_string(filter,&recipient))!=1)
- {
- if (m==0) filter->errmsg=CUS "missing redirect recipient string";
- return -1;
- }
- if (strchr(CCS recipient.character,'@')==(char*)0)
- {
- filter->errmsg=CUS "unqualified recipient address";
- return -1;
- }
- if (exec)
- {
- add_addr(generated,recipient.character,0,0,0,0);
- if (!copy) filter->keep = 0;
- }
- if (parse_semicolon(filter)==-1) return -1;
- }
- else if (parse_identifier(filter,CUS "fileinto"))
- {
- /*
- fileinto-command = "fileinto" { fileinto-options } string ";"
- fileinto-options =
- fileinto-options =) [ ":copy" ]
- */
-
- struct String folder;
- uschar *s;
- int m;
- unsigned long maxage, maxmessages, maxstorage;
- int copy=0;
-
- maxage = maxmessages = maxstorage = 0;
- if (!filter->require_fileinto)
- {
- filter->errmsg=CUS "missing previous require \"fileinto\";";
- return -1;
- }
- for (;;)
- {
- if (parse_white(filter)==-1) return -1;
- if (parse_identifier(filter,CUS ":copy")==1)
- {
- if (!filter->require_copy)
- {
- filter->errmsg=CUS "missing previous require \"copy\";";
- return -1;
- }
- copy=1;
- }
- else break;
- }
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_string(filter,&folder))!=1)
- {
- if (m==0) filter->errmsg=CUS "missing fileinto folder string";
- return -1;
- }
- m=0; s=folder.character;
- if (folder.length==0) m=1;
- if (Ustrcmp(s,"..")==0 || Ustrncmp(s,"../",3)==0) m=1;
- else while (*s)
- {
- if (Ustrcmp(s,"/..")==0 || Ustrncmp(s,"/../",4)==0) { m=1; break; }
- ++s;
- }
- if (m)
- {
- filter->errmsg=CUS "invalid folder";
- return -1;
- }
- if (exec)
- {
- add_addr(generated, folder.character, 1, maxage, maxmessages, maxstorage);
- if (!copy) filter->keep = 0;
- }
- if (parse_semicolon(filter)==-1) return -1;
- }
-#ifdef ENOTIFY
- else if (parse_identifier(filter,CUS "notify"))
- {
- /*
- notify-command = "notify" { notify-options } <method: string> ";"
- notify-options = [":from" string]
- [":importance" <"1" / "2" / "3">]
- [":options" 1*(string-list / number)]
- [":message" string]
- */
-
- int m;
- struct String from;
- struct String importance;
- struct String message;
- struct String method;
- struct Notification *already;
- string_item *recipient;
- struct String header;
- struct String subject;
- struct String body;
- uschar *envelope_from;
- struct String auto_submitted_value;
- uschar *auto_submitted_def;
-
- if (!filter->require_enotify)
- {
- filter->errmsg=CUS "missing previous require \"enotify\";";
- return -1;
- }
- from.character=(uschar*)0;
- from.length=-1;
- importance.character=(uschar*)0;
- importance.length=-1;
- message.character=(uschar*)0;
- message.length=-1;
- recipient=NULL;
- header.length=-1;
- header.character=(uschar*)0;
- subject.length=-1;
- subject.character=(uschar*)0;
- body.length=-1;
- body.character=(uschar*)0;
- envelope_from=(sender_address && sender_address[0]) ? expand_string(US"$local_part_prefix$local_part$local_part_suffix@$domain") : US "";
- for (;;)
- {
- if (parse_white(filter)==-1) return -1;
- if (parse_identifier(filter,CUS ":from")==1)
- {
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_string(filter,&from))!=1)
- {
- if (m==0) filter->errmsg=CUS "from string expected";
- return -1;
- }
- }
- else if (parse_identifier(filter,CUS ":importance")==1)
- {
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_string(filter,&importance))!=1)
- {
- if (m==0) filter->errmsg=CUS "importance string expected";
- return -1;
- }
- if (importance.length!=1 || importance.character[0]<'1' || importance.character[0]>'3')
- {
- filter->errmsg=CUS "invalid importance";
- return -1;
- }
- }
- else if (parse_identifier(filter,CUS ":options")==1)
- {
- if (parse_white(filter)==-1) return -1;
- }
- else if (parse_identifier(filter,CUS ":message")==1)
- {
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_string(filter,&message))!=1)
- {
- if (m==0) filter->errmsg=CUS "message string expected";
- return -1;
- }
- }
- else break;
- }
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_string(filter,&method))!=1)
- {
- if (m==0) filter->errmsg=CUS "missing method string";
- return -1;
- }
- if (parse_semicolon(filter)==-1) return -1;
- if (parse_mailto_uri(filter,method.character,&recipient,&header,&subject,&body)!=1)
- return -1;
- if (exec)
- {
- if (message.length==-1) message=subject;
- if (message.length==-1) expand_header(&message,&str_subject);
- expand_header(&auto_submitted_value,&str_auto_submitted);
- auto_submitted_def=expand_string(string_sprintf("${if def:header_auto-submitted {true}{false}}"));
- if (auto_submitted_value.character == NULL || auto_submitted_def == NULL)
- {
- filter->errmsg=CUS "header string expansion failed";
- return -1;
- }
- if (Ustrcmp(auto_submitted_def,"true")!=0 || Ustrcmp(auto_submitted_value.character,"no")==0)
- {
- for (already=filter->notified; already; already=already->next)
- {
- if (already->method.length==method.length
- && (method.length==-1 || Ustrcmp(already->method.character,method.character)==0)
- && already->importance.length==importance.length
- && (importance.length==-1 || Ustrcmp(already->importance.character,importance.character)==0)
- && already->message.length==message.length
- && (message.length==-1 || Ustrcmp(already->message.character,message.character)==0))
- break;
- }
- if (already==(struct Notification*)0)
- /* New notification, process it */
- {
- struct Notification *sent;
- sent=store_get(sizeof(struct Notification));
- sent->method=method;
- sent->importance=importance;
- sent->message=message;
- sent->next=filter->notified;
- filter->notified=sent;
- #ifndef COMPILE_SYNTAX_CHECKER
- if (filter_test == FTEST_NONE)
- {
- string_item *p;
- int pid,fd;
-
- if ((pid = child_open_exim2(&fd,envelope_from,envelope_from))>=1)
- {
- FILE *f;
- uschar *buffer;
- int buffer_capacity;
-
- f = fdopen(fd, "wb");
- fprintf(f,"From: %s\n",from.length==-1 ? expand_string(US"$local_part_prefix$local_part$local_part_suffix@$domain") : from.character);
- for (p=recipient; p; p=p->next) fprintf(f,"To: %s\n",p->text);
- fprintf(f,"Auto-Submitted: auto-notified; %s\n",filter->enotify_mailto_owner);
- if (header.length>0) fprintf(f,"%s",header.character);
- if (message.length==-1)
- {
- message.character=US"Notification";
- message.length=Ustrlen(message.character);
- }
- /* Allocation is larger than neccessary, but enough even for split MIME words */
- buffer_capacity=32+4*message.length;
- buffer=store_get(buffer_capacity);
- if (message.length!=-1) fprintf(f,"Subject: %s\n",parse_quote_2047(message.character, message.length, US"utf-8", buffer, buffer_capacity, TRUE));
- fprintf(f,"\n");
- if (body.length>0) fprintf(f,"%s\n",body.character);
- fflush(f);
- (void)fclose(f);
- (void)child_close(pid, 0);
- }
- }
- if ((filter_test != FTEST_NONE && debug_selector != 0) || (debug_selector & D_filter) != 0)
- {
- debug_printf("Notification to `%s': '%s'.\n",method.character,message.length!=-1 ? message.character : CUS "");
- }
-#endif
- }
- else
- {
- if ((filter_test != FTEST_NONE && debug_selector != 0) || (debug_selector & D_filter) != 0)
- {
- debug_printf("Repeated notification to `%s' ignored.\n",method.character);
- }
- }
- }
- else
- {
- if ((filter_test != FTEST_NONE && debug_selector != 0) || (debug_selector & D_filter) != 0)
- {
- debug_printf("Ignoring notification, triggering message contains Auto-submitted: field.\n");
- }
- }
- }
- }
-#endif
-#ifdef VACATION
- else if (parse_identifier(filter,CUS "vacation"))
- {
- /*
- vacation-command = "vacation" { vacation-options } <reason: string> ";"
- vacation-options = [":days" number]
- [":subject" string]
- [":from" string]
- [":addresses" string-list]
- [":mime"]
- [":handle" string]
- */
-
- int m;
- unsigned long days;
- struct String subject;
- struct String from;
- struct String *addresses;
- int reason_is_mime;
- string_item *aliases;
- struct String handle;
- struct String reason;
-
- if (!filter->require_vacation)
- {
- filter->errmsg=CUS "missing previous require \"vacation\";";
- return -1;
- }
- if (exec)
- {
- if (filter->vacation_ran)
- {
- filter->errmsg=CUS "trying to execute vacation more than once";
- return -1;
- }
- filter->vacation_ran=1;
- }
- days=VACATION_MIN_DAYS>7 ? VACATION_MIN_DAYS : 7;
- subject.character=(uschar*)0;
- subject.length=-1;
- from.character=(uschar*)0;
- from.length=-1;
- addresses=(struct String*)0;
- aliases=NULL;
- reason_is_mime=0;
- handle.character=(uschar*)0;
- handle.length=-1;
- for (;;)
- {
- if (parse_white(filter)==-1) return -1;
- if (parse_identifier(filter,CUS ":days")==1)
- {
- if (parse_white(filter)==-1) return -1;
- if (parse_number(filter,&days)==-1) return -1;
- if (days<VACATION_MIN_DAYS) days=VACATION_MIN_DAYS;
- else if (days>VACATION_MAX_DAYS) days=VACATION_MAX_DAYS;
- }
- else if (parse_identifier(filter,CUS ":subject")==1)
- {
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_string(filter,&subject))!=1)
- {
- if (m==0) filter->errmsg=CUS "subject string expected";
- return -1;
- }
- }
- else if (parse_identifier(filter,CUS ":from")==1)
- {
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_string(filter,&from))!=1)
- {
- if (m==0) filter->errmsg=CUS "from string expected";
- return -1;
- }
- if (check_mail_address(filter,&from)!=1)
- return -1;
- }
- else if (parse_identifier(filter,CUS ":addresses")==1)
- {
- struct String *a;
-
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_stringlist(filter,&addresses))!=1)
- {
- if (m==0) filter->errmsg=CUS "addresses string list expected";
- return -1;
- }
- for (a=addresses; a->length!=-1; ++a)
- {
- string_item *new;
-
- new=store_get(sizeof(string_item));
- new->text=store_get(a->length+1);
- if (a->length) memcpy(new->text,a->character,a->length);
- new->text[a->length]='\0';
- new->next=aliases;
- aliases=new;
- }
- }
- else if (parse_identifier(filter,CUS ":mime")==1)
- reason_is_mime=1;
- else if (parse_identifier(filter,CUS ":handle")==1)
- {
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_string(filter,&from))!=1)
- {
- if (m==0) filter->errmsg=CUS "handle string expected";
- return -1;
- }
- }
- else break;
- }
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_string(filter,&reason))!=1)
- {
- if (m==0) filter->errmsg=CUS "missing reason string";
- return -1;
- }
- if (reason_is_mime)
- {
- uschar *s,*end;
-
- for (s=reason.character,end=reason.character+reason.length; s<end && (*s&0x80)==0; ++s);
- if (s<end)
- {
- filter->errmsg=CUS "MIME reason string contains 8bit text";
- return -1;
- }
- }
- if (parse_semicolon(filter)==-1) return -1;
-
- if (exec)
- {
- address_item *addr;
- int capacity,start;
- uschar *buffer;
- int buffer_capacity;
- struct String key;
- md5 base;
- uschar digest[16];
- uschar hexdigest[33];
- int i;
- uschar *once;
-
- if (filter_personal(aliases,TRUE))
- {
- if (filter_test == FTEST_NONE)
- {
- /* ensure oncelog directory exists; failure will be detected later */
-
- (void)directory_make(NULL, filter->vacation_directory, 0700, FALSE);
- }
- /* build oncelog filename */
-
- key.character=(uschar*)0;
- key.length=0;
- capacity=0;
- if (handle.length==-1)
- {
- if (subject.length!=-1) key.character=string_cat(key.character,&capacity,&key.length,subject.character,subject.length);
- if (from.length!=-1) key.character=string_cat(key.character,&capacity,&key.length,from.character,from.length);
- key.character=string_cat(key.character,&capacity,&key.length,reason_is_mime?US"1":US"0",1);
- key.character=string_cat(key.character,&capacity,&key.length,reason.character,reason.length);
- }
- else
- key=handle;
- md5_start(&base);
- md5_end(&base, key.character, key.length, digest);
- for (i = 0; i < 16; i++) sprintf(CS (hexdigest+2*i), "%02X", digest[i]);
- if ((filter_test != FTEST_NONE && debug_selector != 0) || (debug_selector & D_filter) != 0)
- {
- debug_printf("Sieve: mail was personal, vacation file basename: %s\n", hexdigest);
- }
- if (filter_test == FTEST_NONE)
- {
- capacity=Ustrlen(filter->vacation_directory);
- start=capacity;
- once=string_cat(filter->vacation_directory,&capacity,&start,US"/",1);
- once=string_cat(once,&capacity,&start,hexdigest,33);
- once[start] = '\0';
-
- /* process subject */
-
- if (subject.length==-1)
- {
- uschar *subject_def;
-
- subject_def=expand_string(US"${if def:header_subject {true}{false}}");
- if (Ustrcmp(subject_def,"true")==0)
- {
- expand_header(&subject,&str_subject);
- capacity=6;
- start=6;
- subject.character=string_cat(US"Auto: ",&capacity,&start,subject.character,subject.length);
- subject.length=start;
- }
- else
- {
- subject.character=US"Automated reply";
- subject.length=Ustrlen(subject.character);
- }
- }
-
- /* add address to list of generated addresses */
-
- addr = deliver_make_addr(string_sprintf(">%.256s", sender_address), FALSE);
- setflag(addr, af_pfr);
- setflag(addr, af_ignore_error);
- addr->next = *generated;
- *generated = addr;
- addr->reply = store_get(sizeof(reply_item));
- memset(addr->reply,0,sizeof(reply_item)); /* XXX */
- addr->reply->to = string_copy(sender_address);
- if (from.length==-1)
- addr->reply->from = expand_string(US"$local_part@$domain");
- else
- addr->reply->from = from.character;
- /* Allocation is larger than neccessary, but enough even for split MIME words */
- buffer_capacity=32+4*subject.length;
- buffer=store_get(buffer_capacity);
- /* deconst cast safe as we pass in a non-const item */
- addr->reply->subject = US parse_quote_2047(subject.character, subject.length, US"utf-8", buffer, buffer_capacity, TRUE);
- addr->reply->oncelog=once;
- addr->reply->once_repeat=days*86400;
-
- /* build body and MIME headers */
-
- if (reason_is_mime)
- {
- uschar *mime_body,*reason_end;
- static const uschar nlnl[]="\r\n\r\n";
-
- for
- (
- mime_body=reason.character,reason_end=reason.character+reason.length;
- mime_body<(reason_end-(sizeof(nlnl)-1)) && memcmp(mime_body,nlnl,(sizeof(nlnl)-1));
- ++mime_body
- );
- capacity = 0;
- start = 0;
- addr->reply->headers = string_cat(NULL,&capacity,&start,reason.character,mime_body-reason.character);
- addr->reply->headers[start] = '\0';
- capacity = 0;
- start = 0;
- if (mime_body+(sizeof(nlnl)-1)<reason_end) mime_body+=(sizeof(nlnl)-1);
- else mime_body=reason_end-1;
- addr->reply->text = string_cat(NULL,&capacity,&start,mime_body,reason_end-mime_body);
- addr->reply->text[start] = '\0';
- }
- else
- {
- struct String qp = { NULL, 0 }; /* Keep compiler happy (PH) */
-
- capacity = 0;
- start = reason.length;
- addr->reply->headers = US"MIME-Version: 1.0\n"
- "Content-Type: text/plain;\n"
- "\tcharset=\"utf-8\"\n"
- "Content-Transfer-Encoding: quoted-printable";
- addr->reply->text = quoted_printable_encode(&reason,&qp)->character;
- }
- }
- }
- else if ((filter_test != FTEST_NONE && debug_selector != 0) || (debug_selector & D_filter) != 0)
- {
- debug_printf("Sieve: mail was not personal, vacation would ignore it\n");
- }
- }
- }
- else break;
-#endif
- }
-return 1;
-}
-
-
-/*************************************************
-* Parse and interpret a sieve filter *
-*************************************************/
-
-/*
-Arguments:
- filter points to the Sieve filter including its state
- exec Execute parsed statements
- generated where to hang newly-generated addresses
-
-Returns: 1 success
- -1 syntax or execution error
-*/
-
-static int
-parse_start(struct Sieve *filter, int exec, address_item **generated)
-{
-filter->pc=filter->filter;
-filter->line=1;
-filter->keep=1;
-filter->require_envelope=0;
-filter->require_fileinto=0;
-#ifdef ENCODED_CHARACTER
-filter->require_encoded_character=0;
-#endif
-#ifdef ENVELOPE_AUTH
-filter->require_envelope_auth=0;
-#endif
-#ifdef ENOTIFY
-filter->require_enotify=0;
-filter->notified=(struct Notification*)0;
-#endif
-#ifdef SUBADDRESS
-filter->require_subaddress=0;
-#endif
-#ifdef VACATION
-filter->require_vacation=0;
-filter->vacation_ran=0;
-#endif
-filter->require_copy=0;
-filter->require_iascii_numeric=0;
-
-if (parse_white(filter)==-1) return -1;
-
-if (exec && filter->vacation_directory != NULL && filter_test == FTEST_NONE)
- {
- DIR *oncelogdir;
- struct dirent *oncelog;
- struct stat properties;
- time_t now;
-
- /* clean up old vacation log databases */
-
- oncelogdir=opendir(CS filter->vacation_directory);
-
- if (oncelogdir ==(DIR*)0 && errno != ENOENT)
- {
- filter->errmsg=CUS "unable to open vacation directory";
- return -1;
- }
-
- if (oncelogdir != NULL)
- {
- time(&now);
-
- while ((oncelog=readdir(oncelogdir))!=(struct dirent*)0)
- {
- if (strlen(oncelog->d_name)==32)
- {
- uschar *s=string_sprintf("%s/%s",filter->vacation_directory,oncelog->d_name);
- if (Ustat(s,&properties)==0 && (properties.st_mtime+VACATION_MAX_DAYS*86400)<now)
- Uunlink(s);
- }
- }
- closedir(oncelogdir);
- }
- }
-
-while (parse_identifier(filter,CUS "require"))
- {
- /*
- require-command = "require" <capabilities: string-list>
- */
-
- struct String *cap,*check;
- int m;
-
- if (parse_white(filter)==-1) return -1;
- if ((m=parse_stringlist(filter,&cap))!=1)
- {
- if (m==0) filter->errmsg=CUS "capability string list expected";
- return -1;
- }
- for (check=cap; check->character; ++check)
- {
- if (eq_octet(check,&str_envelope,0)) filter->require_envelope=1;
- else if (eq_octet(check,&str_fileinto,0)) filter->require_fileinto=1;
-#ifdef ENCODED_CHARACTER
- else if (eq_octet(check,&str_encoded_character,0)) filter->require_encoded_character=1;
-#endif
-#ifdef ENVELOPE_AUTH
- else if (eq_octet(check,&str_envelope_auth,0)) filter->require_envelope_auth=1;
-#endif
-#ifdef ENOTIFY
- else if (eq_octet(check,&str_enotify,0))
- {
- if (filter->enotify_mailto_owner == NULL)
- {
- filter->errmsg=CUS "enotify disabled";
- return -1;
- }
- filter->require_enotify=1;
- }
-#endif
-#ifdef SUBADDRESS
- else if (eq_octet(check,&str_subaddress,0)) filter->require_subaddress=1;
-#endif
-#ifdef VACATION
- else if (eq_octet(check,&str_vacation,0))
- {
- if (filter_test == FTEST_NONE && filter->vacation_directory == NULL)
- {
- filter->errmsg=CUS "vacation disabled";
- return -1;
- }
- filter->require_vacation=1;
- }
-#endif
- else if (eq_octet(check,&str_copy,0)) filter->require_copy=1;
- else if (eq_octet(check,&str_comparator_ioctet,0)) ;
- else if (eq_octet(check,&str_comparator_iascii_casemap,0)) ;
- else if (eq_octet(check,&str_comparator_enascii_casemap,0)) ;
- else if (eq_octet(check,&str_comparator_iascii_numeric,0)) filter->require_iascii_numeric=1;
- else
- {
- filter->errmsg=CUS "unknown capability";
- return -1;
- }
- }
- if (parse_semicolon(filter)==-1) return -1;
- }
- if (parse_commands(filter,exec,generated)==-1) return -1;
- if (*filter->pc)
- {
- filter->errmsg=CUS "syntax error";
- return -1;
- }
- return 1;
-}
-
-
-/*************************************************
-* Interpret a sieve filter file *
-*************************************************/
-
-/*
-Arguments:
- filter points to the entire file, read into store as a single string
- options controls whether various special things are allowed, and requests
- special actions (not currently used)
- vacation_directory where to store vacation "once" files
- enotify_mailto_owner owner of mailto notifications
- useraddress string expression for :user part of address
- subaddress string expression for :subaddress part of address
- generated where to hang newly-generated addresses
- error where to pass back an error text
-
-Returns: FF_DELIVERED success, a significant action was taken
- FF_NOTDELIVERED success, no significant action
- FF_DEFER defer requested
- FF_FAIL fail requested
- FF_FREEZE freeze requested
- FF_ERROR there was a problem
-*/
-
-int
-sieve_interpret(uschar *filter, int options, uschar *vacation_directory,
- uschar *enotify_mailto_owner, uschar *useraddress, uschar *subaddress,
- address_item **generated, uschar **error)
-{
-struct Sieve sieve;
-int r;
-uschar *msg;
-
-options = options; /* Keep picky compilers happy */
-error = error;
-
-DEBUG(D_route) debug_printf("Sieve: start of processing\n");
-sieve.filter=filter;
-
-if (vacation_directory == NULL)
- sieve.vacation_directory = NULL;
-else
- {
- sieve.vacation_directory=expand_string(vacation_directory);
- if (sieve.vacation_directory == NULL)
- {
- *error = string_sprintf("failed to expand \"%s\" "
- "(sieve_vacation_directory): %s", vacation_directory,
- expand_string_message);
- return FF_ERROR;
- }
- }
-
-if (enotify_mailto_owner == NULL)
- sieve.enotify_mailto_owner = NULL;
-else
- {
- sieve.enotify_mailto_owner=expand_string(enotify_mailto_owner);
- if (sieve.enotify_mailto_owner == NULL)
- {
- *error = string_sprintf("failed to expand \"%s\" "
- "(sieve_enotify_mailto_owner): %s", enotify_mailto_owner,
- expand_string_message);
- return FF_ERROR;
- }
- }
-
-sieve.useraddress = useraddress == NULL ? CUS "$local_part_prefix$local_part$local_part_suffix" : useraddress;
-sieve.subaddress = subaddress;
-
-#ifdef COMPILE_SYNTAX_CHECKER
-if (parse_start(&sieve,0,generated)==1)
-#else
-if (parse_start(&sieve,1,generated)==1)
-#endif
- {
- if (sieve.keep)
- {
- add_addr(generated,US"inbox",1,0,0,0);
- msg = string_sprintf("Implicit keep");
- r = FF_DELIVERED;
- }
- else
- {
- msg = string_sprintf("No implicit keep");
- r = FF_DELIVERED;
- }
- }
-else
- {
- msg = string_sprintf("Sieve error: %s in line %d",sieve.errmsg,sieve.line);
-#ifdef COMPILE_SYNTAX_CHECKER
- r = FF_ERROR;
- *error = msg;
-#else
- add_addr(generated,US"inbox",1,0,0,0);
- r = FF_DELIVERED;
-#endif
- }
-
-#ifndef COMPILE_SYNTAX_CHECKER
-if (filter_test != FTEST_NONE) printf("%s\n", (const char*) msg);
- else debug_printf("%s\n", msg);
-#endif
-
-DEBUG(D_route) debug_printf("Sieve: end of processing\n");
-return r;
-}