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#ifndef _MAIL_PROTO_H_INCLUDED_
#define _MAIL_PROTO_H_INCLUDED_
/*++
/* NAME
/* mail_proto 3h
/* SUMMARY
/* mail internal and external protocol support
/* SYNOPSIS
/* #include <mail_proto.h>
/* DESCRIPTION
/* .nf
/*
* System library.
*/
#include <stdarg.h>
#include <string.h>
/*
* Utility library.
*/
#include <vstream.h>
#include <iostuff.h>
#include <attr.h>
/*
* External protocols.
*/
#define MAIL_PROTO_SMTP "SMTP"
#define MAIL_PROTO_ESMTP "ESMTP"
#define MAIL_PROTO_QMQP "QMQP"
/*
* Names of services: these are the names of the UNIX-domain socket or
* FIFO that a service listens on.
*/
#define MAIL_SERVICE_BOUNCE "bounce"
#define MAIL_SERVICE_CLEANUP "cleanup"
#define MAIL_SERVICE_DEFER "defer"
#define MAIL_SERVICE_FORWARD "forward"
#define MAIL_SERVICE_LOCAL "local"
#define MAIL_SERVICE_PICKUP "pickup"
#define MAIL_SERVICE_QUEUE "qmgr"
#define MAIL_SERVICE_TLSMGR "tlsmgr"
#define MAIL_SERVICE_RESOLVE "resolve"
#define MAIL_SERVICE_REWRITE "rewrite"
#define MAIL_SERVICE_VIRTUAL "virtual"
#define MAIL_SERVICE_SMTP "smtp"
#define MAIL_SERVICE_SMTPD "smtpd"
#define MAIL_SERVICE_SHOWQ "showq"
#define MAIL_SERVICE_ERROR "error"
#define MAIL_SERVICE_RETRY "retry"
#define MAIL_SERVICE_FLUSH "flush"
#define MAIL_SERVICE_VERIFY "verify"
#define MAIL_SERVICE_TRACE "trace"
#define MAIL_SERVICE_RELAY "relay"
#define MAIL_SERVICE_PROXYMAP "proxymap"
#define MAIL_SERVICE_PROXYWRITE "proxywrite"
#define MAIL_SERVICE_SCACHE "scache"
#define MAIL_SERVICE_DNSBLOG "dnsblog"
#define MAIL_SERVICE_TLSPROXY "tlsproxy"
#define MAIL_SERVICE_POSTLOG "postlog"
/*
* Mail source classes. Used to specify policy decisions for content
* inspection and SMTPUTF8 detection.
*/
#define MAIL_SRC_NAME_SENDMAIL "sendmail" /* sendmail(1) */
#define MAIL_SRC_NAME_SMTPD "smtpd" /* smtpd(8) */
#define MAIL_SRC_NAME_QMQPD "qmqpd" /* qmqpd(8) */
#define MAIL_SRC_NAME_FORWARD "forward" /* local(8) forward/alias */
#define MAIL_SRC_NAME_BOUNCE "bounce"/* bounce(8) */
#define MAIL_SRC_NAME_NOTIFY "notify"/* protocol etc. errors */
#define MAIL_SRC_NAME_VERIFY "verify"/* protocol etc. errors */
#define MAIL_SRC_NAME_ALL "all" /* all sources */
#define MAIL_SRC_MASK_SENDMAIL (1<<0) /* sendmail(1) */
#define MAIL_SRC_MASK_SMTPD (1<<1) /* smtpd(8) */
#define MAIL_SRC_MASK_QMQPD (1<<2) /* qmqpd(8) */
#define MAIL_SRC_MASK_FORWARD (1<<3) /* local(8) forward/alias */
#define MAIL_SRC_MASK_BOUNCE (1<<4) /* bounce(8) */
#define MAIL_SRC_MASK_NOTIFY (1<<5) /* protocol etc. errors */
#define MAIL_SRC_MASK_VERIFY (1<<6) /* protocol etc. errors */
#define MAIL_SRC_MASK_ALL \
( MAIL_SRC_MASK_SENDMAIL | MAIL_SRC_MASK_SMTPD \
| MAIL_SRC_MASK_QMQPD | MAIL_SRC_MASK_FORWARD \
| MAIL_SRC_MASK_BOUNCE | MAIL_SRC_MASK_NOTIFY \
| MAIL_SRC_MASK_VERIFY)
/*
* Well-known socket or FIFO directories. The main difference is in file
* access permissions.
*/
#define MAIL_CLASS_PUBLIC "public"
#define MAIL_CLASS_PRIVATE "private"
/*
* Generic triggers.
*/
#define TRIGGER_REQ_WAKEUP 'W' /* wakeup */
/*
* Queue manager requests.
*/
#define QMGR_REQ_SCAN_DEFERRED 'D' /* scan deferred queue */
#define QMGR_REQ_SCAN_INCOMING 'I' /* scan incoming queue */
#define QMGR_REQ_FLUSH_DEAD 'F' /* flush dead xport/site */
#define QMGR_REQ_SCAN_ALL 'A' /* ignore time stamps */
/*
* Functional interface.
*/
extern VSTREAM *mail_connect(const char *, const char *, int);
extern VSTREAM *mail_connect_wait(const char *, const char *);
extern int mail_command_client(const char *, const char *, const char *,...);
extern int mail_command_server(VSTREAM *,...);
extern int mail_trigger(const char *, const char *, const char *, ssize_t);
extern char *mail_pathname(const char *, const char *);
/*
* Each Postfix internal service identifies the protocol that it intends to
* use. On the receiver end, this information does not contribute to the
* reported number of received attributes (it is a constant).
*/
#define MAIL_ATTR_PROTO "protocol"
#define MAIL_ATTR_PROTO_ANVIL "anvil_protocol"
#define MAIL_ATTR_PROTO_BOUNCE "delivery_status_protocol"
#define MAIL_ATTR_PROTO_CLEANUP "cleanup_protocol"
#define MAIL_ATTR_PROTO_DELIVER "delivery_request_protocol"
#define MAIL_ATTR_PROTO_FLUSH "queue_flush_protocol"
#define MAIL_ATTR_PROTO_POSTDROP "postdrop_protocol"
#define MAIL_ATTR_PROTO_PROXYMAP "proxymap_protocol"
#define MAIL_ATTR_PROTO_SCACHE "connection_cache_protocol"
#define MAIL_ATTR_PROTO_SHOWQ "mail_queue_list_protocol"
#define MAIL_ATTR_PROTO_TLSMGR "tlsmgr_protocol"
#define MAIL_ATTR_PROTO_TLSPROXY "tlsproxy_protocol"
#define MAIL_ATTR_PROTO_TRIVIAL "trivial_rewrite_protocol"
#define MAIL_ATTR_PROTO_VERIFY "address_verification_prrotocol"
/*
* Attribute names in internal and policy delegation protocols.
*/
#define MAIL_ATTR_REQ "request"
#define MAIL_ATTR_NREQ "nrequest"
#define MAIL_ATTR_STATUS "status"
#define MAIL_ATTR_FLAGS "flags"
#define MAIL_ATTR_QUEUE "queue_name"
#define MAIL_ATTR_QUEUEID "queue_id"
#define MAIL_ATTR_SENDER "sender"
#define MAIL_ATTR_RCPT_COUNT "recipient_count"
#define MAIL_ATTR_ORCPT "original_recipient"
#define MAIL_ATTR_RECIP "recipient"
#define MAIL_ATTR_WHY "reason"
#define MAIL_ATTR_VERPDL "verp_delimiters"
#define MAIL_ATTR_SITE "site"
#define MAIL_ATTR_OFFSET "offset"
#define MAIL_ATTR_SIZE "size"
#define MAIL_ATTR_ERRTO "errors-to"
#define MAIL_ATTR_RRCPT "return-receipt"
#define MAIL_ATTR_TIME "time"
#define MAIL_ATTR_LOCALTIME "localtime"
#define MAIL_ATTR_CREATE_TIME "create_time"
#define MAIL_ATTR_RULE "rule"
#define MAIL_ATTR_ADDR "address"
#define MAIL_ATTR_TRANSPORT "transport"
#define MAIL_ATTR_NEXTHOP "nexthop"
#define MAIL_ATTR_TRACE_FLAGS "trace_flags"
#define MAIL_ATTR_ADDR_STATUS "recipient_status"
#define MAIL_ATTR_ACTION "action"
#define MAIL_ATTR_TABLE "table"
#define MAIL_ATTR_KEY "key"
#define MAIL_ATTR_VALUE "value"
#define MAIL_ATTR_INSTANCE "instance"
#define MAIL_ATTR_SASL_METHOD "sasl_method"
#define MAIL_ATTR_SASL_USERNAME "sasl_username"
#define MAIL_ATTR_SASL_SENDER "sasl_sender"
#define MAIL_ATTR_ETRN_DOMAIN "etrn_domain"
#define MAIL_ATTR_DUMMY "dummy"
#define MAIL_ATTR_STRESS "stress"
#define MAIL_ATTR_LOG_IDENT "log_ident"
#define MAIL_ATTR_RWR_CONTEXT "rewrite_context"
#define MAIL_ATTR_POL_CONTEXT "policy_context"
#define MAIL_ATTR_FORCED_EXPIRE "forced_expire"
#define MAIL_ATTR_RWR_LOCAL "local"
#define MAIL_ATTR_RWR_REMOTE "remote"
#define MAIL_ATTR_TTL "ttl"
#define MAIL_ATTR_LABEL "label"
#define MAIL_ATTR_PROP "property"
#define MAIL_ATTR_FUNC "function"
#define MAIL_ATTR_CCERT_SUBJECT "ccert_subject"
#define MAIL_ATTR_CCERT_ISSUER "ccert_issuer"
#define MAIL_ATTR_CCERT_CERT_FPRINT "ccert_fingerprint"
#define MAIL_ATTR_CCERT_PKEY_FPRINT "ccert_pubkey_fingerprint"
#define MAIL_ATTR_CRYPTO_PROTOCOL "encryption_protocol"
#define MAIL_ATTR_CRYPTO_CIPHER "encryption_cipher"
#define MAIL_ATTR_CRYPTO_KEYSIZE "encryption_keysize"
#define MAIL_ATTR_COMPAT_LEVEL "compatibility_level"
#define MAIL_ATTR_MAIL_VERSION "mail_version"
/*
* Suffixes for sender_name, sender_domain etc.
*/
#define MAIL_ATTR_S_NAME "_name"
#define MAIL_ATTR_S_DOMAIN "_domain"
/*
* Special names for RBL results.
*/
#define MAIL_ATTR_RBL_WHAT "rbl_what"
#define MAIL_ATTR_RBL_DOMAIN "rbl_domain"
#define MAIL_ATTR_RBL_REASON "rbl_reason"
#define MAIL_ATTR_RBL_TXT "rbl_txt" /* LaMont compatibility */
#define MAIL_ATTR_RBL_CLASS "rbl_class"
#define MAIL_ATTR_RBL_CODE "rbl_code"
#define MAIL_ATTR_RBL_ADDR "rbl_addr"
/*
* The following attribute names are stored in queue files. Changing this
* means lots of work to maintain backwards compatibility with queued mail.
*/
#define MAIL_ATTR_ENCODING "encoding" /* internal encoding */
#define MAIL_ATTR_ENC_8BIT "8bit" /* 8BITMIME equivalent */
#define MAIL_ATTR_ENC_7BIT "7bit" /* 7BIT equivalent */
#define MAIL_ATTR_ENC_NONE "" /* encoding unknown */
#define MAIL_ATTR_LOG_CLIENT_NAME "log_client_name" /* client hostname */
#define MAIL_ATTR_LOG_CLIENT_ADDR "log_client_address" /* client address */
#define MAIL_ATTR_LOG_CLIENT_PORT "log_client_port" /* client port */
#define MAIL_ATTR_LOG_HELO_NAME "log_helo_name" /* SMTP helo name */
#define MAIL_ATTR_LOG_PROTO_NAME "log_protocol_name" /* SMTP/ESMTP/QMQP */
#define MAIL_ATTR_LOG_ORIGIN "log_message_origin" /* name[addr]:port */
#define MAIL_ATTR_ACT_CLIENT "client"/* client name addr */
#define MAIL_ATTR_ACT_CLIENT_NAME "client_name" /* client name */
#define MAIL_ATTR_ACT_CLIENT_ADDR "client_address" /* client address */
#define MAIL_ATTR_ACT_CLIENT_PORT "client_port" /* client TCP port */
#define MAIL_ATTR_ACT_CLIENT_AF "client_address_type" /* AF_INET etc. */
#define MAIL_ATTR_ACT_HELO_NAME "helo_name" /* SMTP helo name */
#define MAIL_ATTR_ACT_PROTO_NAME "protocol_name" /* SMTP/ESMTP/QMQP */
#define MAIL_ATTR_ACT_REVERSE_CLIENT_NAME "reverse_client_name"
#define MAIL_ATTR_ACT_FORWARD_CLIENT_NAME "forward_client_name"
#define MAIL_ATTR_ACT_SERVER_ADDR "server_address" /* server address */
#define MAIL_ATTR_ACT_SERVER_PORT "server_port" /* server TCP port */
#define MAIL_ATTR_PROTO_STATE "protocol_state" /* MAIL/RCPT/... */
#define MAIL_ATTR_ORG_NONE "unknown" /* origin unknown */
#define MAIL_ATTR_ORG_LOCAL "local" /* local submission */
/*
* XCLIENT/XFORWARD in SMTP.
*/
#define XCLIENT_CMD "XCLIENT" /* XCLIENT command */
#define XCLIENT_NAME "NAME" /* client name */
#define XCLIENT_REVERSE_NAME "REVERSE_NAME" /* reverse client name */
#ifdef FORWARD_CLIENT_NAME
#define XCLIENT_FORWARD_NAME "FORWARD_NAME" /* forward client name */
#endif
#define XCLIENT_ADDR "ADDR" /* client address */
#define XCLIENT_PORT "PORT" /* client port */
#define XCLIENT_PROTO "PROTO" /* client protocol */
#define XCLIENT_HELO "HELO" /* client helo */
#define XCLIENT_LOGIN "LOGIN" /* SASL login name */
#define XCLIENT_DESTADDR "DESTADDR" /* server address */
#define XCLIENT_DESTPORT "DESTPORT" /* server port */
#define XCLIENT_UNAVAILABLE "[UNAVAILABLE]" /* permanently unavailable */
#define XCLIENT_TEMPORARY "[TEMPUNAVAIL]" /* temporarily unavailable */
#define XFORWARD_CMD "XFORWARD" /* XFORWARD command */
#define XFORWARD_NAME "NAME" /* client name */
#define XFORWARD_ADDR "ADDR" /* client address */
#define XFORWARD_PORT "PORT" /* client port */
#define XFORWARD_PROTO "PROTO" /* client protocol */
#define XFORWARD_HELO "HELO" /* client helo */
#define XFORWARD_IDENT "IDENT" /* message identifier */
#define XFORWARD_DOMAIN "SOURCE"/* origin type */
#define XFORWARD_DOM_LOCAL "LOCAL" /* local origin */
#define XFORWARD_DOM_REMOTE "REMOTE"/* remote origin */
#define XFORWARD_UNAVAILABLE "[UNAVAILABLE]" /* attribute unavailable */
/*
* DSN support.
*/
#define MAIL_ATTR_DSN_STATUS "status"/* XXX Postfix <2.3 compat */
#define MAIL_ATTR_DSN_DTYPE "diag_type" /* dsn diagnostic code */
#define MAIL_ATTR_DSN_DTEXT "diag_text" /* dsn diagnostic code */
#define MAIL_ATTR_DSN_MTYPE "mta_type" /* dsn remote MTA */
#define MAIL_ATTR_DSN_MNAME "mta_mname" /* dsn remote MTA */
#define MAIL_ATTR_DSN_ACTION "action"/* XXX Postfix <2.3 compat */
#define MAIL_ATTR_DSN_ENVID "envelope_id" /* dsn envelope id */
#define MAIL_ATTR_DSN_RET "ret_flags" /* dsn full/headers */
#define MAIL_ATTR_DSN_NOTIFY "notify_flags" /* dsn notify flags */
#define MAIL_ATTR_DSN_ORCPT "dsn_orig_rcpt" /* dsn original recipient */
#define MAIL_ATTR_SMTPUTF8 "smtputf8" /* RFC6531 support */
/*
* SMTP reply footer support.
*/
#define MAIL_ATTR_SERVER_NAME "server_name"
/* LICENSE
/* .ad
/* .fi
/* The Secure Mailer license must be distributed with this software.
/* AUTHOR(S)
/* Wietse Venema
/* IBM T.J. Watson Research
/* P.O. Box 704
/* Yorktown Heights, NY 10598, USA
/*
/* Wietse Venema
/* Google, Inc.
/* 111 8th Avenue
/* New York, NY 10011, USA
/*--*/
#endif
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