-/* $Cambridge: exim/src/src/structs.h,v 1.1 2004/10/07 10:39:01 ph10 Exp $ */
-
/*************************************************
* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) University of Cambridge 1995 - 2004 */
+/* Copyright (c) University of Cambridge 1995 - 2015 */
/* See the file NOTICE for conditions of use and distribution. */
/* Structure for remembering macros for the configuration file */
typedef struct macro_item {
- struct macro_item *next;
- BOOL command_line;
- uschar *replacement;
- uschar name[1];
+ struct macro_item *next;
+ BOOL command_line;
+ unsigned namelen;
+ uschar * replacement;
+ uschar name[1];
} macro_item;
/* Structure for bit tables for debugging and logging */
typedef struct bit_table {
uschar *name;
- unsigned int bit;
+ int bit;
} bit_table;
/* Block for holding a uid and gid, possibly unset, and an initgroups flag. */
BOOL initgroups;
} ugid_block;
+typedef enum { CHUNKING_NOT_OFFERED = -1,
+ CHUNKING_OFFERED,
+ CHUNKING_ACTIVE,
+ CHUNKING_LAST} chunking_state_t;
+
/* Structure for holding information about a host for use mainly by routers,
but also used when checking lists of hosts and when transporting. Looking up
host addresses is done using this structure. */
+typedef enum {DS_UNK=-1, DS_NO, DS_YES} dnssec_status_t;
+
typedef struct host_item {
struct host_item *next;
- uschar *name; /* Host name */
- uschar *address; /* IP address in text form */
+ const uschar *name; /* Host name */
+ const uschar *address; /* IP address in text form */
int port; /* port value in host order (if SRV lookup) */
int mx; /* MX value if found via MX records */
int sort_key; /* MX*1000 plus random "fraction" */
int status; /* Usable, unusable, or unknown */
int why; /* Why host is unusable */
int last_try; /* Time of last try if known */
- BOOL update_waiting; /* Turned off if wait db not to be updated */
+ dnssec_status_t dnssec;
} host_item;
/* Chain of rewrite rules, read from the rewrite config, or parsed from the
uschar *port;
uschar *protocol;
uschar *hosts;
+ uschar *helo_data;
BOOL hosts_override;
BOOL hosts_randomize;
BOOL gethostbyname;
struct transport_instance *,
struct address_item *,
struct transport_feedback *, /* For passing back config data */
+ uid_t, /* The uid that will be used */
+ gid_t, /* The gid that will be used */
uschar **); /* For an error message */
/**************************************/
int batch_max; /* ) */
uschar *home_dir; /* ) Used only for local transports */
uschar *current_dir; /* ) */
/**************************************/
+ uschar *expand_multi_domain; /* ) */
BOOL multi_domain; /* ) */
BOOL overrides_hosts; /* ) Used only for remote transports */
int max_addresses; /* ) */
uschar *remove_headers; /* Remove these headers */
uschar *return_path; /* Overriding (rewriting) return path */
uschar *debug_string; /* Debugging output */
+ uschar *max_parallel; /* Number of concurrent instances */
uschar *message_size_limit; /* Biggest message this transport handles */
uschar *headers_rewrite; /* Rules for rewriting headers */
rewrite_rule *rewrite_rules; /* Parsed rewriting rules */
BOOL log_fail_output;
BOOL log_defer_output;
BOOL retry_use_local_part; /* Defaults true for local, false for remote */
+#ifndef DISABLE_EVENT
+ uschar *event_action; /* String to expand on notable events */
+#endif
} transport_instance;
} transport_info;
+/* smtp transport datachunk callback */
+
+#define tc_reap_prev BIT(0) /* Flags: reap previous SMTP cmd responses */
+#define tc_chunk_last BIT(1) /* annotate chunk SMTP cmd as LAST */
+
+struct transport_context;
+typedef int (*tpt_chunk_cmd_cb)(int fd, struct transport_context * tctx,
+ unsigned len, unsigned flags);
+
+/* Structure for information about a delivery-in-progress */
+
+typedef struct transport_context {
+ transport_instance * tblock; /* transport */
+ struct address_item * addr;
+ uschar * check_string; /* string replacement */
+ uschar * escape_string;
+ int options; /* output processing topt_* */
+
+ /* items below only used with option topt_use_bdat */
+ tpt_chunk_cmd_cb chunk_cb; /* per-datachunk callback */
+ struct smtp_inblock * inblock;
+ struct smtp_outblock * outblock;
+ host_item * host;
+ struct address_item * first_addr;
+ struct address_item **sync_addr;
+ BOOL pending_MAIL;
+ BOOL pending_BDAT;
+ BOOL good_RCPT;
+ BOOL * completed_address;
+ int cmd_count;
+ uschar * buffer;
+} transport_ctx;
+
+
+
+typedef struct {
+ uschar *request;
+ uschar *require;
+} dnssec_domains;
/* Structure for holding information about the configured routers. */
uschar *driver_name; /* Must be first */
uschar *address_data; /* Arbitrary data */
+#ifdef EXPERIMENTAL_BRIGHTMAIL
+ uschar *bmi_rule; /* Brightmail AntiSpam rule checking */
+#endif
uschar *cannot_route_message; /* Used when routing fails */
uschar *condition; /* General condition */
uschar *current_directory; /* For use during delivery */
uschar *transport_name; /* Transport name */
BOOL address_test; /* Use this router when testing addresses */
+#ifdef EXPERIMENTAL_BRIGHTMAIL
+ BOOL bmi_deliver_alternate; /* TRUE => BMI said that message should be delivered to alternate location */
+ BOOL bmi_deliver_default; /* TRUE => BMI said that message should be delivered to default location */
+ BOOL bmi_dont_deliver; /* TRUE => BMI said that message should not be delivered at all */
+#endif
BOOL expn; /* Use this router when processing EXPN */
BOOL caseful_local_part; /* TRUE => don't lowercase */
BOOL check_local_user; /* TRUE => check local user */
BOOL verify_sender; /* Use this router when verifying a sender */
BOOL uid_set; /* Flag to indicate uid is set */
BOOL unseen; /* If TRUE carry on, even after success */
+ BOOL dsn_lasthop; /* If TRUE, this router is a DSN endpoint */
int self_code; /* Encoded version of "self" */
uid_t uid; /* Fixed uid value */
transport_instance *transport; /* Transport block (when found) */
struct router_instance *pass_router; /* Actual router for passed address */
struct router_instance *redirect_router; /* Actual router for generated address */
+
+ dnssec_domains dnssec;
} router_instance;
router_instance *,
struct address_item *,
struct passwd *,
- BOOL,
+ int,
struct address_item **,
struct address_item **,
struct address_item **,
/* Structure for holding information about a lookup type. */
-typedef struct lookup_info {
- uschar *name; /* e.g. "lsearch" */
- int type; /* query/singlekey/abs-file */
- void *(*open)( /* open function */
- uschar *, /* file name for those that have one */
- uschar **); /* for error message */
- BOOL (*check)( /* file checking function */
- void *, /* handle */
- uschar *, /* file name */
- int, /* modemask for file checking */
- uid_t *, /* owners for file checking */
- gid_t *, /* owngroups for file checking */
- uschar **); /* for error messages */
- int (*find)( /* find function */
- void *, /* handle */
- uschar *, /* file name or NULL */
- uschar *, /* key or query */
- int, /* length of key or query */
- uschar **, /* for returning answer */
- uschar **, /* for error message */
- BOOL *); /* to request cache cleanup */
- void (*close)( /* close function */
- void *); /* handle */
- void (*tidy)(void); /* tidy function */
- uschar *(*quote)( /* quoting function */
- uschar *, /* string to quote */
- uschar *); /* additional data from quote name */
-} lookup_info;
+#include "lookupapi.h"
/* Structure for holding information about the configured authentication
void *options_block; /* Pointer to private options */
uschar *driver_name; /* Must be first */
uschar *advertise_condition; /* Are we going to advertise this?*/
+ uschar *client_condition; /* Should the client try this? */
uschar *public_name; /* Advertised name */
- uschar *set_id; /* String to set as authenticated id */
+ uschar *set_id; /* String to set when server as authenticated id */
+ uschar *set_client_id; /* String to set when client as client_authenticated id */
uschar *mail_auth_condition; /* Condition for AUTH on MAIL command */
uschar *server_debug_string; /* Debugging output */
+ uschar *server_condition; /* Authorization condition */
BOOL client; /* TRUE if client option(s) set */
BOOL server; /* TRUE if server options(s) set */
BOOL advertised; /* Set TRUE when advertised */
int, /* command timeout */
uschar *, /* buffer for reading response */
int); /* sizeof buffer */
+ void (*version_report)( /* diagnostic version reporting */
+ FILE *); /* I/O stream to print to */
} auth_info;
uschar *errors_address; /* where to send errors (NULL => sender) */
header_line *extra_headers; /* additional headers */
uschar *remove_headers; /* list of those to remove */
+
+ #ifdef EXPERIMENTAL_SRS
+ uschar *srs_sender; /* Change return path when delivering */
+ #endif
+ #ifdef SUPPORT_I18N
+ BOOL utf8_msg:1; /* requires SMTPUTF8 processing */
+ BOOL utf8_downcvt:1; /* mandatory downconvert on delivery */
+ BOOL utf8_downcvt_maybe:1; /* optional downconvert on delivery */
+ #endif
} address_item_propagated;
/* Bits for the flags field below */
#define af_verify_callout 0x00400000 /* for cached sender verify: callout was specified */
#define af_include_affixes 0x00800000 /* delivered with affixes in RCPT */
#define af_cert_verified 0x01000000 /* delivered with verified TLS cert */
+#define af_pass_message 0x02000000 /* pass message in bounces */
+#define af_bad_reply 0x04000000 /* filter could not generate autoreply */
+#ifndef DISABLE_PRDR
+# define af_prdr_used 0x08000000 /* delivery used SMTP PRDR */
+#endif
+#define af_chunking_used 0x10000000 /* delivery used SMTP CHUNKING */
+#define af_force_command 0x20000000 /* force_command in pipe transport */
+#ifdef EXPERIMENTAL_DANE
+# define af_dane_verified 0x40000000 /* TLS cert verify done with DANE */
+#endif
+#ifdef SUPPORT_I18N
+# define af_utf8_downcvt 0x80000000 /* downconvert was done for delivery */
+#endif
/* These flags must be propagated when a child is created */
uschar *local_part; /* points to cc or lc version */
uschar *prefix; /* stripped prefix of local part */
uschar *suffix; /* stripped suffix of local part */
- uschar *domain; /* working domain (lower cased) */
+ const uschar *domain; /* working domain (lower cased) */
uschar *address_retry_key; /* retry key including full address */
uschar *domain_retry_key; /* retry key for domain only */
uschar *self_hostname; /* after self=pass */
uschar *shadow_message; /* info about shadow transporting */
- #ifdef SUPPORT_TLS
+#ifdef SUPPORT_TLS
uschar *cipher; /* Cipher used for transport */
+ void *ourcert; /* Certificate offered to peer, binary */
+ void *peercert; /* Certificate from peer, binary */
uschar *peerdn; /* DN of server's certificate */
- #endif
+ int ocsp; /* OCSP status of peer cert */
+#endif
+
+#ifdef EXPERIMENTAL_DSN_INFO
+ const uschar *smtp_greeting; /* peer self-identification */
+ const uschar *helo_response; /* peer message */
+#endif
+
+ uschar *authenticator; /* auth driver name used by transport */
+ uschar *auth_id; /* auth "login" name used by transport */
+ uschar *auth_sndr; /* AUTH arg to SMTP MAIL, used by transport */
+
+ uschar *dsn_orcpt; /* DSN orcpt value */
+ int dsn_flags; /* DSN flags */
+ int dsn_aware; /* DSN aware flag */
uid_t uid; /* uid for transporting */
gid_t gid; /* gid for transporting */
/* ( also */
/* ( contains verify rc in sender verify cache */
short int transport_return; /* result of delivery attempt */
- address_item_propagated p; /* fields that are propagated to children */
+ address_item_propagated prop; /* fields that are propagated to children */
} address_item;
/* The table of header names consists of items of this type */
typedef struct error_block {
struct error_block *next;
- uschar *text1;
+ const uschar *text1;
uschar *text2;
} error_block;
uschar name[1]; /* node name - variable length */
} tree_node;
+/* Structure for holding time-limited data such as DNS returns.
+We use this rather than extending tree_node to avoid wasting
+space for most tree use (variables...) at the cost of complexity
+for the lookups cache */
+
+typedef struct expiring_data {
+ time_t expiry; /* if nonzero, data invalid after this time */
+ void *ptr; /* pointer to data */
+} expiring_data;
+
/* Structure for holding the handle and the cached last lookup for searches.
This block is pointed to by the tree entry for the file. The file can get
closed if too many are opened at once. There is a LRU chain for deciding which
typedef struct {
uschar name[DNS_MAXNAME]; /* domain name */
int type; /* record type */
+ unsigned short ttl; /* time-to-live, seconds */
int size; /* size of data */
uschar *data; /* pointer to data */
} dns_record;
/* Structure for passing arguments to check_host() */
typedef struct check_host_block {
- uschar *host_name;
- uschar *host_address;
- uschar *host_ipv4;
+ const uschar *host_name;
+ const uschar *host_address;
+ const uschar *host_ipv4;
BOOL negative;
} check_host_block;
/* Structure for holding data for an entry in a named list */
typedef struct namedlist_block {
- uschar *string; /* the list string */
+ const uschar *string; /* the list string */
namedlist_cacheblock *cache_data; /* cached domain_data or localpart_data */
int number; /* the number of the list for caching */
} namedlist_block;
int type;
union {
BOOL negated;
- int varnumber;
+ uschar *varname;
} u;
} acl_condition_block;
int verb;
} acl_block;
+/* smtp transport calc outbound_ip */
+typedef BOOL (*oicf) (uschar *message_id, void *data);
+
+/* DKIM information for transport */
+struct ob_dkim {
+ uschar *dkim_domain;
+ uschar *dkim_private_key;
+ uschar *dkim_selector;
+ uschar *dkim_canon;
+ uschar *dkim_sign_headers;
+ uschar *dkim_strict;
+ BOOL dot_stuffed;
+};
+
/* End of structs.h */
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