-/* $Cambridge: exim/src/src/drtables.c,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. */
#include "exim.h"
+#include <string.h>
/* This module contains tables that define the lookup methods and drivers
that are actually included in the binary. Its contents are controlled by
all described in src/EDITME. */
-/* The OSF1 (Digital Unix) linker puts out a worrying warning if any sections
-contain no executable code. It says
-
-Warning: Linking some objects which contain exception information sections
- and some which do not. This may cause fatal runtime exception handling
- problems.
-
-As this may cause people to worry needlessly, include a dummy function here
-to stop the message from appearing. Make it call itself to stop picky compilers
-compilers complaining that it is unused, and put in a dummy argument to stop
-even pickier compilers complaining about infinite loops. */
-
-static void dummy(int x) { dummy(x-1); }
-
-
-/* Table of information about all possible lookup methods. The entries are
-always present, but the "open" and "find" functions are set to NULL for those
-that are not compiled into the binary. The "check" and "close" functions can
-be NULL for methods that don't need them. */
-
-#ifdef LOOKUP_CDB
-#include "lookups/cdb.h"
-#endif
-
-#ifdef LOOKUP_DBM
-#include "lookups/dbmdb.h"
-#endif
-
-#ifdef LOOKUP_DNSDB
-#include "lookups/dnsdb.h"
-#endif
-
-#ifdef LOOKUP_DSEARCH
-#include "lookups/dsearch.h"
-#endif
-
-#ifdef LOOKUP_IBASE
-#include "lookups/ibase.h"
-#endif
-
-#ifdef LOOKUP_LDAP
-#include "lookups/ldap.h"
-#endif
-
-#ifdef LOOKUP_LSEARCH
-#include "lookups/lsearch.h"
-#endif
-
-#ifdef LOOKUP_MYSQL
-#include "lookups/mysql.h"
-#endif
-
-#ifdef LOOKUP_NIS
-#include "lookups/nis.h"
-#endif
-
-#ifdef LOOKUP_NISPLUS
-#include "lookups/nisplus.h"
-#endif
-
-#ifdef LOOKUP_ORACLE
-#include "lookups/oracle.h"
-#endif
-
-#ifdef LOOKUP_PASSWD
-#include "lookups/passwd.h"
-#endif
-
-#ifdef LOOKUP_PGSQL
-#include "lookups/pgsql.h"
-#endif
-
-#ifdef LOOKUP_TESTDB
-#include "lookups/testdb.h"
-#endif
-
-#ifdef LOOKUP_WHOSON
-#include "lookups/whoson.h"
-#endif
-
-/* The second field in each item below is a set of bit flags:
-
- lookup_querystyle => this is a query-style lookup,
- else single-key (+ file) style
- lookup_absfile => an absolute file name is required,
- (for single-key style only)
-
-This list must be in alphabetical order of lookup name because it is
-searched by binary chop, having got rather large for the original linear
-searching. */
-
-lookup_info lookup_list[] = {
-
-/* cdb lookup in single file */
-
- {
- US"cdb", /* lookup name */
- lookup_absfile, /* uses absolute file name */
-#ifdef LOOKUP_CDB
- cdb_open, /* open function */
- cdb_check, /* check function */
- cdb_find, /* find function */
- cdb_close, /* close function */
- NULL, /* no tidy function */
- NULL /* no quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* DBM file lookup; called "dbm" because that is the name in Exim,
-but the code is called dbmdb to avoid name clashes. */
-
- {
- US"dbm", /* lookup name */
- lookup_absfile, /* uses absolute file name */
-#ifdef LOOKUP_DBM
- dbmdb_open, /* open function */
- dbmdb_check, /* check function */
- dbmdb_find, /* find function */
- dbmdb_close, /* close function */
- NULL, /* no tidy function */
- NULL /* no quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* This variant of DBM does not include the binary zero on the end
-of the key strings. */
-
- {
- US"dbmnz", /* lookup name */
- lookup_absfile, /* uses absolute file name */
-#ifdef LOOKUP_DBM
- dbmdb_open, /* sic */ /* open function */
- dbmdb_check, /* sic */ /* check function */
- dbmnz_find, /* find function */
- dbmdb_close, /* sic */ /* close function */
- NULL, /* no tidy function */
- NULL /* no quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* Using DNS TXT records as a database */
-
- {
- US"dnsdb", /* lookup name */
- lookup_querystyle, /* query style */
-#ifdef LOOKUP_DNSDB
- dnsdb_open, /* open function */
- NULL, /* check function */
- dnsdb_find, /* find function */
- NULL, /* no close function */
- NULL, /* no tidy function */
- NULL /* no quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* Search of files in a directory */
-
- {
- US"dsearch", /* lookup name */
- lookup_absfile, /* uses absolute file name */
-#ifdef LOOKUP_DSEARCH
- dsearch_open, /* open function */
- dsearch_check, /* check function */
- dsearch_find, /* find function */
- dsearch_close, /* close function */
- NULL, /* no tidy function */
- NULL /* no quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* Interbase lookup */
-
- {
- US"ibase", /* lookup name */
- lookup_querystyle, /* query-style lookup */
-#ifdef LOOKUP_IBASE
- ibase_open, /* open function */
- NULL, /* no check function */
- ibase_find, /* find function */
- NULL, /* no close function */
- ibase_tidy, /* tidy function */
- ibase_quote /* quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* Linear search of single file with ip-addresses and networks; shares many
-functions with lsearch. */
-
- {
- US"iplsearch", /* lookup name */
- lookup_absfile, /* uses absolute file name */
-#ifdef LOOKUP_LSEARCH
- lsearch_open, /* open function */
- lsearch_check, /* check function */
- iplsearch_find, /* find function */
- lsearch_close, /* close function */
- NULL, /* no tidy function */
- NULL /* no quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* LDAP lookup, allowing data from only one entry to be returned */
-
- {
- US"ldap", /* lookup name */
- lookup_querystyle, /* query-style lookup */
-#ifdef LOOKUP_LDAP
- eldap_open, /* open function */
- NULL, /* check function */
- eldap_find, /* find function */
- NULL, /* no close function */
- eldap_tidy, /* tidy function */
- eldap_quote /* quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* LDAP lookup, allowing the DN from more one entry to be returned */
-
- {
- US"ldapdn", /* lookup name */
- lookup_querystyle, /* query-style lookup */
-#ifdef LOOKUP_LDAP
- eldap_open, /* sic */ /* open function */
- NULL, /* check function */
- eldapdn_find, /* find function */
- NULL, /* no close function */
- eldap_tidy, /* sic */ /* tidy function */
- eldap_quote /* sic */ /* quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* LDAP lookup, allowing data from more than one entry to be returned */
-
- {
- US"ldapm", /* lookup name */
- lookup_querystyle, /* query-style lookup */
-#ifdef LOOKUP_LDAP
- eldap_open, /* sic */ /* open function */
- NULL, /* check function */
- eldapm_find, /* find function */
- NULL, /* no close function */
- eldap_tidy, /* sic */ /* tidy function */
- eldap_quote /* sic */ /* quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* Linear search of single file */
-
- {
- US"lsearch", /* lookup name */
- lookup_absfile, /* uses absolute file name */
-#ifdef LOOKUP_LSEARCH
- lsearch_open, /* open function */
- lsearch_check, /* check function */
- lsearch_find, /* find function */
- lsearch_close, /* close function */
- NULL, /* no tidy function */
- NULL /* no quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* MYSQL lookup */
-
- {
- US"mysql", /* lookup name */
- lookup_querystyle, /* query-style lookup */
-#ifdef LOOKUP_MYSQL
- mysql_open, /* open function */
- NULL, /* no check function */
- mysql_find, /* find function */
- NULL, /* no close function */
- mysql_tidy, /* tidy function */
- mysql_quote /* quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* NIS lookup, excluding trailing 0 from key */
-
- {
- US"nis", /* lookup name */
- 0, /* not abs file, not query style*/
-#ifdef LOOKUP_NIS
- nis_open, /* open function */
- NULL, /* check function */
- nis_find, /* find function */
- NULL, /* no close function */
- NULL, /* no tidy function */
- NULL /* no quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* NIS lookup, including trailing 0 in key */
-
- {
- US"nis0", /* lookup name */
- 0, /* not absfile, not query style */
-#ifdef LOOKUP_NIS
- nis_open, /* sic */ /* open function */
- NULL, /* check function */
- nis0_find, /* find function */
- NULL, /* no close function */
- NULL, /* no tidy function */
- NULL /* no quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* NIS+ lookup */
-
- {
- US"nisplus", /* lookup name */
- lookup_querystyle, /* query-style lookup */
-#ifdef LOOKUP_NISPLUS
- nisplus_open, /* open function */
- NULL, /* check function */
- nisplus_find, /* find function */
- NULL, /* no close function */
- NULL, /* no tidy function */
- nisplus_quote /* quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* Linear search of single file, with wildcarding but no pattern expansion.
-Shares many functions with lsearch. */
-
- {
- US"nwildlsearch", /* lookup name */
- lookup_absfile, /* uses absolute file name */
-#ifdef LOOKUP_LSEARCH
- lsearch_open, /* open function */
- lsearch_check, /* check function */
- nwildlsearch_find, /* find function */
- lsearch_close, /* close function */
- NULL, /* no tidy function */
- NULL /* no quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* Oracle lookup */
-
- {
- US"oracle", /* lookup name */
- lookup_querystyle, /* query-style lookup */
-#ifdef LOOKUP_ORACLE
- oracle_open, /* open function */
- NULL, /* check function */
- oracle_find, /* find function */
- NULL, /* no close function */
- oracle_tidy, /* tidy function */
- oracle_quote /* quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* passwd lookup */
-
- {
- US"passwd", /* lookup name */
- lookup_querystyle, /* query-style lookup */
-#ifdef LOOKUP_PASSWD
- passwd_open, /* open function */
- NULL, /* no check function */
- passwd_find, /* find function */
- NULL, /* no close function */
- NULL, /* no tidy function */
- NULL /* no quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* PGSQL lookup */
-
- {
- US"pgsql", /* lookup name */
- lookup_querystyle, /* query-style lookup */
-#ifdef LOOKUP_PGSQL
- pgsql_open, /* open function */
- NULL, /* no check function */
- pgsql_find, /* find function */
- NULL, /* no close function */
- pgsql_tidy, /* tidy function */
- pgsql_quote /* quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* Testdb lookup is for testing Exim, not useful for normal running.
-For that reason, we omit the entry entirely when not building it into
-the binary, so that attempts to use it give "unknown lookup type" instead
-of "lookup type not available". */
-
-#ifdef LOOKUP_TESTDB
- {
- US"testdb", /* lookup name */
- lookup_querystyle, /* query-style lookup */
- testdb_open, /* open function */
- NULL, /* check function */
- testdb_find, /* find function */
- NULL, /* no close function */
- NULL, /* no tidy function */
- NULL /* no quoting function */
- },
-#endif
-
-/* "Whoson" lookup */
-
- {
- US"whoson", /* lookup name */
- lookup_querystyle, /* query-style lookup */
-#ifdef LOOKUP_WHOSON
- whoson_open, /* open function */
- NULL, /* check function */
- whoson_find, /* find function */
- NULL, /* no close function */
- NULL, /* no tidy function */
- NULL /* no quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- },
-
-/* Linear search of single file, with wildcarding and pattern expansion. Shares
-many functions with lsearch. */
-
- {
- US"wildlsearch", /* lookup name */
- lookup_absfile, /* uses absolute file name */
-#ifdef LOOKUP_LSEARCH
- lsearch_open, /* open function */
- lsearch_check, /* check function */
- wildlsearch_find, /* find function */
- lsearch_close, /* close function */
- NULL, /* no tidy function */
- NULL /* no quoting function */
-#else
- NULL, NULL, NULL, NULL, NULL, NULL /* lookup not present */
-#endif
- }
-};
-
-/* Number of entries in the list */
-
-int lookup_list_count = sizeof(lookup_list)/sizeof(lookup_info);
-
+lookup_info **lookup_list;
+int lookup_list_count = 0;
+static int lookup_list_init_done = 0;
/* Table of information about all possible authentication mechamisms. All
entries are always present if any mechanism is declared, but the functions are
#include "auths/cyrus_sasl.h"
#endif
+#ifdef AUTH_DOVECOT
+#include "auths/dovecot.h"
+#endif
+
+#ifdef AUTH_GSASL
+#include "auths/gsasl_exim.h"
+#endif
+
+#ifdef AUTH_HEIMDAL_GSSAPI
+#include "auths/heimdal_gssapi.h"
+#endif
+
#ifdef AUTH_PLAINTEXT
#include "auths/plaintext.h"
#endif
#include "auths/spa.h"
#endif
+#ifdef AUTH_TLS
+#include "auths/tls.h"
+#endif
+
auth_info auths_available[] = {
/* Checking by an expansion condition on plain text */
sizeof(auth_cram_md5_options_block),
auth_cram_md5_init, /* init function */
auth_cram_md5_server, /* server function */
- auth_cram_md5_client /* client function */
+ auth_cram_md5_client, /* client function */
+ NULL /* diagnostic function */
},
#endif
#ifdef AUTH_CYRUS_SASL
{
- US"cyrus_sasl", /* lookup name */
+ US"cyrus_sasl", /* lookup name */
auth_cyrus_sasl_options,
&auth_cyrus_sasl_options_count,
&auth_cyrus_sasl_option_defaults,
sizeof(auth_cyrus_sasl_options_block),
auth_cyrus_sasl_init, /* init function */
auth_cyrus_sasl_server, /* server function */
- NULL /* client function */
+ NULL, /* client function */
+ auth_cyrus_sasl_version_report /* diagnostic function */
+ },
+#endif
+
+#ifdef AUTH_DOVECOT
+ {
+ US"dovecot", /* lookup name */
+ auth_dovecot_options,
+ &auth_dovecot_options_count,
+ &auth_dovecot_option_defaults,
+ sizeof(auth_dovecot_options_block),
+ auth_dovecot_init, /* init function */
+ auth_dovecot_server, /* server function */
+ NULL, /* client function */
+ NULL /* diagnostic function */
+ },
+#endif
+
+#ifdef AUTH_GSASL
+ {
+ US"gsasl", /* lookup name */
+ auth_gsasl_options,
+ &auth_gsasl_options_count,
+ &auth_gsasl_option_defaults,
+ sizeof(auth_gsasl_options_block),
+ auth_gsasl_init, /* init function */
+ auth_gsasl_server, /* server function */
+ NULL, /* client function */
+ auth_gsasl_version_report /* diagnostic function */
+ },
+#endif
+
+#ifdef AUTH_HEIMDAL_GSSAPI
+ {
+ US"heimdal_gssapi", /* lookup name */
+ auth_heimdal_gssapi_options,
+ &auth_heimdal_gssapi_options_count,
+ &auth_heimdal_gssapi_option_defaults,
+ sizeof(auth_heimdal_gssapi_options_block),
+ auth_heimdal_gssapi_init, /* init function */
+ auth_heimdal_gssapi_server, /* server function */
+ NULL, /* client function */
+ auth_heimdal_gssapi_version_report /* diagnostic function */
},
#endif
sizeof(auth_plaintext_options_block),
auth_plaintext_init, /* init function */
auth_plaintext_server, /* server function */
- auth_plaintext_client /* client function */
+ auth_plaintext_client, /* client function */
+ NULL /* diagnostic function */
},
#endif
sizeof(auth_spa_options_block),
auth_spa_init, /* init function */
auth_spa_server, /* server function */
- auth_spa_client /* client function */
+ auth_spa_client, /* client function */
+ NULL /* diagnostic function */
+ },
+#endif
+
+#ifdef AUTH_TLS
+ {
+ US"tls", /* lookup name */
+ auth_tls_options,
+ &auth_tls_options_count,
+ &auth_tls_option_defaults,
+ sizeof(auth_tls_options_block),
+ auth_tls_init, /* init function */
+ auth_tls_server, /* server function */
+ NULL, /* client function */
+ NULL /* diagnostic function */
},
#endif
-{ US"", NULL, NULL, NULL, 0, NULL, NULL, NULL }
+{ US"", NULL, NULL, NULL, 0, NULL, NULL, NULL, NULL }
};
{ US"", NULL, NULL, NULL, 0, NULL, NULL, NULL, NULL, FALSE }
};
+struct lookupmodulestr
+{
+ void *dl;
+ struct lookup_module_info *info;
+ struct lookupmodulestr *next;
+};
+
+static struct lookupmodulestr *lookupmodules = NULL;
+
+static void addlookupmodule(void *dl, struct lookup_module_info *info)
+{
+ struct lookupmodulestr *p = store_malloc(sizeof(struct lookupmodulestr));
+ p->dl = dl;
+ p->info = info;
+ p->next = lookupmodules;
+ lookupmodules = p;
+ lookup_list_count += info->lookupcount;
+}
+
+/* only valid after lookup_list and lookup_list_count are assigned */
+static void add_lookup_to_list(lookup_info *info)
+{
+ /* need to add the lookup to lookup_list, sorted */
+ int pos = 0;
+
+ /* strategy is to go through the list until we find
+ * either an empty spot or a name that is higher.
+ * this can't fail because we have enough space. */
+ while (lookup_list[pos]
+ && (Ustrcmp(lookup_list[pos]->name, info->name) <= 0)) {
+ pos++;
+ }
+ if (lookup_list[pos]) {
+ /* need to insert it, so move all the other items up
+ * (last slot is still empty, of course) */
+ memmove(&lookup_list[pos+1],
+ &lookup_list[pos],
+ sizeof(lookup_info **) * (lookup_list_count-pos-1));
+ }
+ lookup_list[pos] = info;
+}
+
+
+/* These need to be at file level for old versions of gcc (2.95.2 reported),
+ * which give parse errors on an extern in function scope. Each entry needs
+ * to also be invoked in init_lookup_list() below */
+
+#if defined(LOOKUP_WHOSON) && LOOKUP_WHOSON!=2
+extern lookup_module_info whoson_lookup_module_info;
+#endif
+#if defined(LOOKUP_TESTDB) && LOOKUP_TESTDB!=2
+extern lookup_module_info testdb_lookup_module_info;
+#endif
+#if defined(LOOKUP_SQLITE) && LOOKUP_SQLITE!=2
+extern lookup_module_info sqlite_lookup_module_info;
+#endif
+#ifdef EXPERIMENTAL_SPF
+extern lookup_module_info spf_lookup_module_info;
+#endif
+#ifdef EXPERIMENTAL_REDIS
+extern lookup_module_info redis_lookup_module_info;
+#endif
+#if defined(LOOKUP_PGSQL) && LOOKUP_PGSQL!=2
+extern lookup_module_info pgsql_lookup_module_info;
+#endif
+#if defined(LOOKUP_PASSWD) && LOOKUP_PASSWD!=2
+extern lookup_module_info passwd_lookup_module_info;
+#endif
+#if defined(LOOKUP_ORACLE) && LOOKUP_ORACLE!=2
+extern lookup_module_info oracle_lookup_module_info;
+#endif
+#if defined(LOOKUP_NISPLUS) && LOOKUP_NISPLUS!=2
+extern lookup_module_info nisplus_lookup_module_info;
+#endif
+#if defined(LOOKUP_NIS) && LOOKUP_NIS!=2
+extern lookup_module_info nis_lookup_module_info;
+#endif
+#if defined(LOOKUP_MYSQL) && LOOKUP_MYSQL!=2
+extern lookup_module_info mysql_lookup_module_info;
+#endif
+#if defined(LOOKUP_LSEARCH) && LOOKUP_LSEARCH!=2
+extern lookup_module_info lsearch_lookup_module_info;
+#endif
+#ifdef LOOKUP_LDAP
+extern lookup_module_info ldap_lookup_module_info;
+#endif
+#if defined(LOOKUP_IBASE) && LOOKUP_IBASE!=2
+extern lookup_module_info ibase_lookup_module_info;
+#endif
+#if defined(LOOKUP_DSEARCH) && LOOKUP_DSEARCH!=2
+extern lookup_module_info dsearch_lookup_module_info;
+#endif
+#if defined(LOOKUP_DNSDB) && LOOKUP_DNSDB!=2
+extern lookup_module_info dnsdb_lookup_module_info;
+#endif
+#if defined(LOOKUP_DBM) && LOOKUP_DBM!=2
+extern lookup_module_info dbmdb_lookup_module_info;
+#endif
+#if defined(LOOKUP_CDB) && LOOKUP_CDB!=2
+extern lookup_module_info cdb_lookup_module_info;
+#endif
+
+void init_lookup_list(void)
+{
+#ifdef LOOKUP_MODULE_DIR
+ DIR *dd;
+ struct dirent *ent;
+ int countmodules = 0;
+ int moduleerrors = 0;
+#endif
+ struct lookupmodulestr *p;
+ const pcre *regex_islookupmod = regex_must_compile(
+ US"\\." DYNLIB_FN_EXT "$", FALSE, TRUE);
+
+ if (lookup_list_init_done)
+ return;
+ lookup_list_init_done = 1;
+
+#if defined(LOOKUP_CDB) && LOOKUP_CDB!=2
+ addlookupmodule(NULL, &cdb_lookup_module_info);
+#endif
+
+#if defined(LOOKUP_DBM) && LOOKUP_DBM!=2
+ addlookupmodule(NULL, &dbmdb_lookup_module_info);
+#endif
+
+#if defined(LOOKUP_DNSDB) && LOOKUP_DNSDB!=2
+ addlookupmodule(NULL, &dnsdb_lookup_module_info);
+#endif
+
+#if defined(LOOKUP_DSEARCH) && LOOKUP_DSEARCH!=2
+ addlookupmodule(NULL, &dsearch_lookup_module_info);
+#endif
+
+#if defined(LOOKUP_IBASE) && LOOKUP_IBASE!=2
+ addlookupmodule(NULL, &ibase_lookup_module_info);
+#endif
+
+#ifdef LOOKUP_LDAP
+ addlookupmodule(NULL, &ldap_lookup_module_info);
+#endif
+
+#if defined(LOOKUP_LSEARCH) && LOOKUP_LSEARCH!=2
+ addlookupmodule(NULL, &lsearch_lookup_module_info);
+#endif
+
+#if defined(LOOKUP_MYSQL) && LOOKUP_MYSQL!=2
+ addlookupmodule(NULL, &mysql_lookup_module_info);
+#endif
+
+#if defined(LOOKUP_NIS) && LOOKUP_NIS!=2
+ addlookupmodule(NULL, &nis_lookup_module_info);
+#endif
+
+#if defined(LOOKUP_NISPLUS) && LOOKUP_NISPLUS!=2
+ addlookupmodule(NULL, &nisplus_lookup_module_info);
+#endif
+
+#if defined(LOOKUP_ORACLE) && LOOKUP_ORACLE!=2
+ addlookupmodule(NULL, &oracle_lookup_module_info);
+#endif
+
+#if defined(LOOKUP_PASSWD) && LOOKUP_PASSWD!=2
+ addlookupmodule(NULL, &passwd_lookup_module_info);
+#endif
+
+#if defined(LOOKUP_PGSQL) && LOOKUP_PGSQL!=2
+ addlookupmodule(NULL, &pgsql_lookup_module_info);
+#endif
+
+#ifdef EXPERIMENTAL_REDIS
+ addlookupmodule(NULL, &redis_lookup_module_info);
+#endif
+
+#ifdef EXPERIMENTAL_SPF
+ addlookupmodule(NULL, &spf_lookup_module_info);
+#endif
+
+#if defined(LOOKUP_SQLITE) && LOOKUP_SQLITE!=2
+ addlookupmodule(NULL, &sqlite_lookup_module_info);
+#endif
+
+#if defined(LOOKUP_TESTDB) && LOOKUP_TESTDB!=2
+ addlookupmodule(NULL, &testdb_lookup_module_info);
+#endif
+
+#if defined(LOOKUP_WHOSON) && LOOKUP_WHOSON!=2
+ addlookupmodule(NULL, &whoson_lookup_module_info);
+#endif
+
+#ifdef LOOKUP_MODULE_DIR
+ dd = opendir(LOOKUP_MODULE_DIR);
+ if (dd == NULL) {
+ DEBUG(D_lookup) debug_printf("Couldn't open %s: not loading lookup modules\n", LOOKUP_MODULE_DIR);
+ log_write(0, LOG_MAIN, "Couldn't open %s: not loading lookup modules\n", LOOKUP_MODULE_DIR);
+ }
+ else {
+ DEBUG(D_lookup) debug_printf("Loading lookup modules from %s\n", LOOKUP_MODULE_DIR);
+ while ((ent = readdir(dd)) != NULL) {
+ char *name = ent->d_name;
+ int len = (int)strlen(name);
+ if (pcre_exec(regex_islookupmod, NULL, name, len, 0, PCRE_EOPT, NULL, 0) >= 0) {
+ int pathnamelen = len + (int)strlen(LOOKUP_MODULE_DIR) + 2;
+ void *dl;
+ struct lookup_module_info *info;
+ const char *errormsg;
+
+ /* SRH: am I being paranoid here or what? */
+ if (pathnamelen > big_buffer_size) {
+ fprintf(stderr, "Loading lookup modules: %s/%s: name too long\n", LOOKUP_MODULE_DIR, name);
+ log_write(0, LOG_MAIN|LOG_PANIC, "%s/%s: name too long\n", LOOKUP_MODULE_DIR, name);
+ continue;
+ }
+
+ /* SRH: snprintf here? */
+ sprintf(CS big_buffer, "%s/%s", LOOKUP_MODULE_DIR, name);
+
+ dl = dlopen(CS big_buffer, RTLD_NOW);// TJ was LAZY
+ if (dl == NULL) {
+ fprintf(stderr, "Error loading %s: %s\n", name, dlerror());
+ moduleerrors++;
+ log_write(0, LOG_MAIN|LOG_PANIC, "Error loading lookup module %s: %s\n", name, dlerror());
+ continue;
+ }
+
+ /* FreeBSD nsdispatch() can trigger dlerror() errors about
+ * _nss_cache_cycle_prevention_function; we need to clear the dlerror()
+ * state before calling dlsym(), so that any error afterwards only
+ * comes from dlsym().
+ */
+ errormsg = dlerror();
+
+ info = (struct lookup_module_info*) dlsym(dl, "_lookup_module_info");
+ if ((errormsg = dlerror()) != NULL) {
+ fprintf(stderr, "%s does not appear to be a lookup module (%s)\n", name, errormsg);
+ dlclose(dl);
+ moduleerrors++;
+ log_write(0, LOG_MAIN|LOG_PANIC, "%s does not appear to be a lookup module (%s)\n", name, errormsg);
+ continue;
+ }
+ if (info->magic != LOOKUP_MODULE_INFO_MAGIC) {
+ fprintf(stderr, "Lookup module %s is not compatible with this version of Exim\n", name);
+ dlclose(dl);
+ moduleerrors++;
+ log_write(0, LOG_MAIN|LOG_PANIC, "Lookup module %s is not compatible with this version of Exim\n", name);
+ continue;
+ }
+
+ addlookupmodule(dl, info);
+ DEBUG(D_lookup) debug_printf("Loaded \"%s\" (%d lookup types)\n", name, info->lookupcount);
+ countmodules++;
+ }
+ }
+ closedir(dd);
+ }
+
+ DEBUG(D_lookup) debug_printf("Loaded %d lookup modules\n", countmodules);
+#endif
+
+ store_free((void*)regex_islookupmod);
+
+ DEBUG(D_lookup) debug_printf("Total %d lookups\n", lookup_list_count);
+
+ lookup_list = store_malloc(sizeof(lookup_info *) * lookup_list_count);
+ memset(lookup_list, 0, sizeof(lookup_info *) * lookup_list_count);
+
+ /* now add all lookups to the real list */
+ p = lookupmodules;
+ while (p) {
+ int j;
+ struct lookupmodulestr *pnext;
+
+ for (j = 0; j < p->info->lookupcount; j++)
+ add_lookup_to_list(p->info->lookups[j]);
+
+ pnext = p->next;
+ store_free(p);
+ p = pnext;
+ }
+ /* just to be sure */
+ lookupmodules = NULL;
+}
+
/* End of drtables.c */
git://git.exim.org / exim.git / blobdiff