LMDB: introduce as Experimental. Bug 1856
[exim.git] / src / src / drtables.c
index 183edf321ba20ab3655d01306637209d646146a4..c807d86c7ebb64b45793fe54615847bbd6537fdd 100644 (file)
@@ -1,10 +1,8 @@
-/* $Cambridge: exim/src/src/drtables.c,v 1.11 2009/11/16 19:50:36 nm4 Exp $ */
-
 /*************************************************
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2009 */
+/* Copyright (c) University of Cambridge 1995 - 2016 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 
@@ -39,6 +37,14 @@ set to NULL for those that are not compiled into the binary. */
 #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
@@ -47,6 +53,10 @@ set to NULL for those that are not compiled into the binary. */
 #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 */
@@ -60,7 +70,8 @@ auth_info auths_available[] = {
   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
 
@@ -73,7 +84,8 @@ auth_info auths_available[] = {
   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
 
@@ -86,7 +98,36 @@ auth_info auths_available[] = {
   sizeof(auth_dovecot_options_block),
   auth_dovecot_init,                          /* init function */
   auth_dovecot_server,                        /* server function */
-  NULL                                        /* client 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
 
@@ -99,7 +140,8 @@ auth_info auths_available[] = {
   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
 
@@ -112,11 +154,26 @@ auth_info auths_available[] = {
   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  }
 };
 
 
@@ -358,37 +415,42 @@ struct lookupmodulestr
 
 static struct lookupmodulestr *lookupmodules = NULL;
 
-static void addlookupmodule(void *dl, struct lookup_module_info *info)
+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;
+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)
+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));
+/* 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;
+lookup_list[pos] = info;
 }
 
 
@@ -396,65 +458,74 @@ static void add_lookup_to_list(lookup_info *info)
  * 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;
+#if defined(LOOKUP_CDB) && LOOKUP_CDB!=2
+extern lookup_module_info cdb_lookup_module_info;
 #endif
-#if defined(LOOKUP_TESTDB) && LOOKUP_TESTDB!=2
-extern lookup_module_info testdb_lookup_module_info;
+#if defined(LOOKUP_DBM) && LOOKUP_DBM!=2
+extern lookup_module_info dbmdb_lookup_module_info;
 #endif
-#if defined(LOOKUP_SQLITE) && LOOKUP_SQLITE!=2
-extern lookup_module_info sqlite_lookup_module_info;
+#if defined(LOOKUP_DNSDB) && LOOKUP_DNSDB!=2
+extern lookup_module_info dnsdb_lookup_module_info;
 #endif
-#ifdef EXPERIMENTAL_SPF
-extern lookup_module_info spf_lookup_module_info;
+#if defined(LOOKUP_DSEARCH) && LOOKUP_DSEARCH!=2
+extern lookup_module_info dsearch_lookup_module_info;
 #endif
-#if defined(LOOKUP_PGSQL) && LOOKUP_PGSQL!=2
-extern lookup_module_info pgsql_lookup_module_info;
+#if defined(LOOKUP_IBASE) && LOOKUP_IBASE!=2
+extern lookup_module_info ibase_lookup_module_info;
 #endif
-#if defined(LOOKUP_PASSWD) && LOOKUP_PASSWD!=2
-extern lookup_module_info passwd_lookup_module_info;
+#if defined(LOOKUP_LDAP)
+extern lookup_module_info ldap_lookup_module_info;
 #endif
-#if defined(LOOKUP_ORACLE) && LOOKUP_ORACLE!=2
-extern lookup_module_info oracle_lookup_module_info;
+#if defined(LOOKUP_LSEARCH) && LOOKUP_LSEARCH!=2
+extern lookup_module_info lsearch_lookup_module_info;
 #endif
-#if defined(LOOKUP_NISPLUS) && LOOKUP_NISPLUS!=2
-extern lookup_module_info nisplus_lookup_module_info;
+#if defined(LOOKUP_MYSQL) && LOOKUP_MYSQL!=2
+extern lookup_module_info mysql_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;
+#if defined(LOOKUP_NISPLUS) && LOOKUP_NISPLUS!=2
+extern lookup_module_info nisplus_lookup_module_info;
 #endif
-#if defined(LOOKUP_LSEARCH) && LOOKUP_LSEARCH!=2
-extern lookup_module_info lsearch_lookup_module_info;
+#if defined(LOOKUP_ORACLE) && LOOKUP_ORACLE!=2
+extern lookup_module_info oracle_lookup_module_info;
 #endif
-#ifdef LOOKUP_LDAP
-extern lookup_module_info ldap_lookup_module_info;
+#if defined(LOOKUP_PASSWD) && LOOKUP_PASSWD!=2
+extern lookup_module_info passwd_lookup_module_info;
 #endif
-#if defined(LOOKUP_IBASE) && LOOKUP_IBASE!=2
-extern lookup_module_info ibase_lookup_module_info;
+#if defined(LOOKUP_PGSQL) && LOOKUP_PGSQL!=2
+extern lookup_module_info pgsql_lookup_module_info;
 #endif
-#if defined(LOOKUP_DSEARCH) && LOOKUP_DSEARCH!=2
-extern lookup_module_info dsearch_lookup_module_info;
+#if defined(LOOKUP_REDIS) && LOOKUP_REDIS!=2
+extern lookup_module_info redis_lookup_module_info;
 #endif
-#if defined(LOOKUP_DNSDB) && LOOKUP_DNSDB!=2
-extern lookup_module_info dnsdb_lookup_module_info;
+#if defined(EXPERIMENTAL_LMDB)
+extern lookup_module_info lmdb_lookup_module_info;
 #endif
-#if defined(LOOKUP_DBM) && LOOKUP_DBM!=2
-extern lookup_module_info dbmdb_lookup_module_info;
+#if defined(EXPERIMENTAL_SPF)
+extern lookup_module_info spf_lookup_module_info;
 #endif
-#if defined(LOOKUP_CDB) && LOOKUP_CDB!=2
-extern lookup_module_info cdb_lookup_module_info;
+#if defined(LOOKUP_SQLITE) && LOOKUP_SQLITE!=2
+extern lookup_module_info sqlite_lookup_module_info;
+#endif
+#if defined(LOOKUP_TESTDB) && LOOKUP_TESTDB!=2
+extern lookup_module_info testdb_lookup_module_info;
+#endif
+#if defined(LOOKUP_WHOSON) && LOOKUP_WHOSON!=2
+extern lookup_module_info whoson_lookup_module_info;
 #endif
 
-void init_lookup_list(void)
+
+void
+init_lookup_list(void)
 {
+#ifdef LOOKUP_MODULE_DIR
   DIR *dd;
   struct dirent *ent;
-  const pcre *regex_islookupmod = regex_must_compile(US"\\.so$", FALSE, TRUE);
   int countmodules = 0;
   int moduleerrors = 0;
+#endif
   struct lookupmodulestr *p;
 
   if (lookup_list_init_done)
@@ -513,6 +584,14 @@ void init_lookup_list(void)
   addlookupmodule(NULL, &pgsql_lookup_module_info);
 #endif
 
+#if defined(LOOKUP_REDIS) && LOOKUP_REDIS!=2
+  addlookupmodule(NULL, &redis_lookup_module_info);
+#endif
+
+#ifdef EXPERIMENTAL_LMDB
+  addlookupmodule(NULL, &lmdb_lookup_module_info);
+#endif
+
 #ifdef EXPERIMENTAL_SPF
   addlookupmodule(NULL, &spf_lookup_module_info);
 #endif
@@ -536,6 +615,9 @@ void init_lookup_list(void)
     log_write(0, LOG_MAIN, "Couldn't open %s: not loading lookup modules\n", LOOKUP_MODULE_DIR);
   }
   else {
+    const pcre *regex_islookupmod = regex_must_compile(
+      US"\\." DYNLIB_FN_EXT "$", FALSE, TRUE);
+
     DEBUG(D_lookup) debug_printf("Loading lookup modules from %s\n", LOOKUP_MODULE_DIR);
     while ((ent = readdir(dd)) != NULL) {
       char *name = ent->d_name;
@@ -544,7 +626,7 @@ void init_lookup_list(void)
         int pathnamelen = len + (int)strlen(LOOKUP_MODULE_DIR) + 2;
         void *dl;
         struct lookup_module_info *info;
-        char *errormsg;
+        const char *errormsg;
 
         /* SRH: am I being paranoid here or what? */
         if (pathnamelen > big_buffer_size) {
@@ -592,14 +674,13 @@ void init_lookup_list(void)
         countmodules++;
       }
     }
+    store_free((void*)regex_islookupmod);
     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);