* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) University of Cambridge 1995 - 2016 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
/* See the file NOTICE for conditions of use and distribution. */
/* When running in the test harness, the load average is fudged. */
#define OS_GETLOADAVG() \
- (running_in_test_harness? (test_harness_load_avg += 10) : os_getloadavg())
+ (f.running_in_test_harness? (test_harness_load_avg += 10) : os_getloadavg())
-/* The address_item structure has a word full of 1-bit flags. These macros
+/* The address_item structure has a struct full of 1-bit flags. These macros
manipulate them. */
-#define setflag(addr,flag) addr->flags |= (flag)
-#define clearflag(addr,flag) addr->flags &= ~(flag)
+#define setflag(addr, flagname) addr->flags.flagname = TRUE
+#define clearflag(addr, flagname) addr->flags.flagname = FALSE
-#define testflag(addr,flag) ((addr->flags & (flag)) != 0)
-#define testflagsall(addr,flag) ((addr->flags & (flag)) == (flag))
+#define testflag(addr, flagname) (addr->flags.flagname)
-#define copyflag(addrnew,addrold,flag) \
- addrnew->flags = (addrnew->flags & ~(flag)) | (addrold->flags & (flag))
-
-#define orflag(addrnew,addrold,flag) \
- addrnew->flags |= addrold->flags & (flag)
+#define copyflag(addrnew, addrold, flagname) \
+ addrnew->flags.flagname = addrold->flags.flagname
/* For almost all calls to convert things to printing characters, we want to
a no-op once an SSL session is in progress. */
#ifdef SUPPORT_TLS
-#define mac_smtp_fflush() if (tls_in.active < 0) fflush(smtp_out);
+#define mac_smtp_fflush() if (tls_in.active.sock < 0) fflush(smtp_out);
#else
#define mac_smtp_fflush() fflush(smtp_out);
#endif
/* Debugging control */
-#define DEBUG(x) if ((debug_selector & (x)) != 0)
-#define HDEBUG(x) if (host_checking || (debug_selector & (x)) != 0)
+#define DEBUG(x) if (debug_selector & (x))
+#define HDEBUG(x) if (host_checking || (debug_selector & (x)))
#define PTR_CHK(ptr) \
do { \
/* For identifying types of driver */
enum {
- DTYPE_NONE,
- DTYPE_ROUTER,
- DTYPE_TRANSPORT
+ EXIM_DTYPE_NONE,
+ EXIM_DTYPE_ROUTER,
+ EXIM_DTYPE_TRANSPORT
};
/* Error numbers for generating error messages when reading a message on the
Li_arguments,
Li_deliver_time,
Li_delivery_size,
+ Li_dkim,
+ Li_dkim_verbose,
Li_dnssec,
Li_ident_timeout,
Li_incoming_interface,
Li_incoming_port,
+ Li_millisec,
Li_outgoing_interface,
Li_outgoing_port,
Li_pid,
+ Li_pipelining,
Li_proxy,
Li_queue_time,
Li_queue_time_overall,
+ Li_receive_time,
Li_received_sender,
Li_received_recipients,
Li_rejected_header,
#ifdef SUPPORT_I18N
# define ERRNO_UTF8_FWD (-49) /* target not supporting SMTPUTF8 */
#endif
+#if defined(SUPPORT_TLS) && defined(EXPERIMENTAL_REQUIRETLS)
+# define ERRNO_REQUIRETLS (-50) /* REQUIRETLS session not started */
+#endif
/* These must be last, so all retry deferments can easily be identified */
#define vopt_callout_no_cache 0x0040 /* disable callout cache */
#define vopt_callout_recipsender 0x0080 /* use real sender to verify recip */
#define vopt_callout_recippmaster 0x0100 /* use postmaster to verify recip */
-#define vopt_success_on_redirect 0x0200
+#define vopt_callout_hold 0x0200 /* lazy close connection */
+#define vopt_success_on_redirect 0x0400
/* Values for fields in callout cache records */
/* Reasons why a host is unusable (for clearer log messages) */
-enum { hwhy_unknown, hwhy_retry, hwhy_failed, hwhy_deferred, hwhy_ignored };
+enum { hwhy_unknown, hwhy_retry, hwhy_insecure, hwhy_failed, hwhy_deferred,
+ hwhy_ignored };
/* Domain lookup types for routers */
-enum { lk_default, lk_byname, lk_bydns };
+#define LK_DEFAULT BIT(0)
+#define LK_BYNAME BIT(1)
+#define LK_BYDNS BIT(2) /* those 3 should be mutually exclusive */
+
+#define LK_IPV4_ONLY BIT(3)
+#define LK_IPV4_PREFER BIT(4)
/* Values for the self_code fields */
enum {
HOST_FIND_FAILED, /* failed to find the host */
HOST_FIND_AGAIN, /* could not resolve at this time */
+ HOST_FIND_SECURITY, /* dnssec required but not acheived */
HOST_FOUND, /* found host */
HOST_FOUND_LOCAL, /* found, but MX points to local host */
HOST_IGNORED /* found but ignored - used internally only */
/* Flags for host_find_bydns() */
-#define HOST_FIND_BY_SRV 0x0001
-#define HOST_FIND_BY_MX 0x0002
-#define HOST_FIND_BY_A 0x0004
-#define HOST_FIND_QUALIFY_SINGLE 0x0008
-#define HOST_FIND_SEARCH_PARENTS 0x0010
+#define HOST_FIND_BY_SRV BIT(0)
+#define HOST_FIND_BY_MX BIT(1)
+#define HOST_FIND_BY_A BIT(2)
+#define HOST_FIND_BY_AAAA BIT(3)
+#define HOST_FIND_QUALIFY_SINGLE BIT(4)
+#define HOST_FIND_SEARCH_PARENTS BIT(5)
+#define HOST_FIND_IPV4_FIRST BIT(6)
+#define HOST_FIND_IPV4_ONLY BIT(7)
/* Actions applied to specific messages. */
#define topt_no_body 0x040 /* Omit body */
#define topt_escape_headers 0x080 /* Apply escape check to headers */
#define topt_use_bdat 0x100 /* prepend chunks with RFC3030 BDAT header */
+#define topt_output_string 0x200 /* create string rather than write to fd */
+#define topt_continuation 0x400 /* do not reset buffer */
+#define topt_not_socket 0x800 /* cannot do socket-only syscalls */
+
+/* Options for smtp_write_command */
+
+enum {
+ SCMD_FLUSH = 0, /* write to kernel */
+ SCMD_MORE, /* write to kernel, but likely more soon */
+ SCMD_BUFFER /* stash in application cmd output buffer */
+};
/* Flags for recipient_block, used in DSN support */
ACL_WHERE_UNKNOWN /* Currently used by a ${acl:name} expansion */
};
+#define ACL_BIT_RCPT BIT(ACL_WHERE_RCPT)
+#define ACL_BIT_MAIL BIT(ACL_WHERE_MAIL)
+#define ACL_BIT_PREDATA BIT(ACL_WHERE_PREDATA)
+#define ACL_BIT_MIME BIT(ACL_WHERE_MIME)
+#define ACL_BIT_DKIM BIT(ACL_WHERE_DKIM)
+#define ACL_BIT_DATA BIT(ACL_WHERE_DATA)
+#ifndef DISABLE_PRDR
+# define ACL_BIT_PRDR BIT(ACL_WHERE_PRDR)
+#endif
+#define ACL_BIT_NOTSMTP BIT(ACL_WHERE_NOTSMTP)
+#define ACL_BIT_AUTH BIT(ACL_WHERE_AUTH)
+#define ACL_BIT_CONNECT BIT(ACL_WHERE_CONNECT)
+#define ACL_BIT_ETRN BIT(ACL_WHERE_ETRN)
+#define ACL_BIT_EXPN BIT(ACL_WHERE_EXPN)
+#define ACL_BIT_HELO BIT(ACL_WHERE_HELO)
+#define ACL_BIT_MAILAUTH BIT(ACL_WHERE_MAILAUTH)
+#define ACL_BIT_NOTSMTP_START BIT(ACL_WHERE_NOTSMTP_START)
+#define ACL_BIT_NOTQUIT BIT(ACL_WHERE_NOTQUIT)
+#define ACL_BIT_QUIT BIT(ACL_WHERE_QUIT)
+#define ACL_BIT_STARTTLS BIT(ACL_WHERE_STARTTLS)
+#define ACL_BIT_VRFY BIT(ACL_WHERE_VRFY)
+#define ACL_BIT_DELIVERY BIT(ACL_WHERE_DELIVERY)
+#define ACL_BIT_UNKNOWN BIT(ACL_WHERE_UNKNOWN)
+
+
/* Situations for spool_write_header() */
enum { SW_RECEIVING, SW_DELIVERING, SW_MODIFYING };
/* Codes for ESMTP facilities offered by peer */
-#define PEER_OFFERED_TLS BIT(0)
-#define PEER_OFFERED_IGNQ BIT(1)
-#define PEER_OFFERED_PRDR BIT(2)
-#define PEER_OFFERED_UTF8 BIT(3)
-#define PEER_OFFERED_DSN BIT(4)
-#define PEER_OFFERED_PIPE BIT(5)
-#define PEER_OFFERED_SIZE BIT(6)
-#define PEER_OFFERED_CHUNKING BIT(7)
+#define OPTION_TLS BIT(0)
+#define OPTION_IGNQ BIT(1)
+#define OPTION_PRDR BIT(2)
+#define OPTION_UTF8 BIT(3)
+#define OPTION_DSN BIT(4)
+#define OPTION_PIPE BIT(5)
+#define OPTION_SIZE BIT(6)
+#define OPTION_CHUNKING BIT(7)
+#define OPTION_REQUIRETLS BIT(8)
+
+/* Codes for tls_requiretls requests (usually by sender) */
+
+#define REQUIRETLS_MSG BIT(0) /* REQUIRETLS onward use */
/* Argument for *_getc */
#define GETC_BUFFER_UNLIMITED UINT_MAX
+/* UTF-8 chars for line-drawing */
+
+#define UTF8_DOWN_RIGHT "\xE2\x94\x8c"
+#define UTF8_HORIZ "\xE2\x94\x80"
+#define UTF8_VERT_RIGHT "\xE2\x94\x9C"
+#define UTF8_UP_RIGHT "\xE2\x94\x94"
+#define UTF8_VERT_2DASH "\xE2\x95\x8E"
+
+
+/* Options on tls_close */
+#define TLS_NO_SHUTDOWN 0
+#define TLS_SHUTDOWN_NOWAIT 1
+#define TLS_SHUTDOWN_WAIT 2
+
/* End of macros.h */