コード例 #1
0
ファイル: mail-log-plugin.c プロジェクト: mdegerne/mail_log
static struct mail_log_group_changes *
mail_log_action_get_group(struct mail_log_transaction_context *lt,
			  enum mail_log_event event, const char *data)
{
	struct mail_log_group_changes *group;
	unsigned int i, count;

	if (!array_is_created(&lt->group_changes))
		p_array_init(&lt->group_changes, lt->pool, 8);

	group = array_get_modifiable(&lt->group_changes, &count);
	for (i = 0; i < count; i++) {
		if (group[i].event == event &&
		    null_strcmp(data, group[i].data) == 0)
			return &group[i];
	}

	group = array_append_space(&lt->group_changes);
	group->event = event;
	group->data = p_strdup(lt->pool, data);
	return group;
}
コード例 #2
0
static struct mail_search_arg *
imap_search_uid(struct mail_search_build_context *ctx)
{
	struct mail_search_arg *sarg;

	/* <message set> */
	sarg = mail_search_build_str(ctx, SEARCH_UIDSET);
	if (sarg == NULL)
		return NULL;

	p_array_init(&sarg->value.seqset, ctx->pool, 16);
	if (strcmp(sarg->value.str, "$") == 0) {
		/* SEARCHRES: delay initialization */
	} else {
		if (imap_seq_set_parse(sarg->value.str,
				       &sarg->value.seqset) < 0) {
			ctx->_error = "Invalid UID messageset";
			return NULL;
		}
	}
	return sarg;
}
コード例 #3
0
int index_transaction_commit(struct mailbox_transaction_context *t,
			     struct mail_transaction_commit_changes *changes_r)
{
	struct mailbox *box = t->box;
	struct mail_index_transaction *itrans = t->itrans;
	struct mail_index_transaction_commit_result result;
	int ret;

	memset(changes_r, 0, sizeof(*changes_r));
	changes_r->pool = pool_alloconly_create(MEMPOOL_GROWING
						"transaction changes", 512);
	p_array_init(&changes_r->saved_uids, changes_r->pool, 32);
	t->changes = changes_r;

	ret = mail_index_transaction_commit_full(&itrans, &result);
	t = NULL;

	if (ret < 0 && mail_index_is_deleted(box->index))
		mailbox_set_deleted(box);

	changes_r->ignored_modseq_changes = result.ignored_modseq_changes;
	return ret;
}
コード例 #4
0
void auth_fields_add(struct auth_fields *fields,
		     const char *key, const char *value,
		     enum auth_field_flags flags)
{
	struct auth_field *field;
	unsigned int idx;

	i_assert(*key != '\0');
	i_assert(strchr(key, '\t') == NULL &&
		 strchr(key, '\n') == NULL);

	if (!auth_fields_find_idx(fields, key, &idx)) {
		if (!array_is_created(&fields->fields))
			p_array_init(&fields->fields, fields->pool, 16);

		field = array_append_space(&fields->fields);
		field->key = p_strdup(fields->pool, key);
	} else {
		auth_fields_snapshot_preserve(fields);
		field = array_idx_modifiable(&fields->fields, idx);
	}
	field->value = p_strdup_empty(fields->pool, value);
	field->flags = flags | AUTH_FIELD_FLAG_CHANGED;
}
コード例 #5
0
ファイル: imap-parser.c プロジェクト: jkerihuel/dovecot
void imap_parser_reset(struct imap_parser *parser)
{
	p_clear(parser->pool);

	parser->line_size = 0;

	p_array_init(&parser->root_list, parser->pool, LIST_INIT_COUNT);
	parser->cur_list = &parser->root_list;
	parser->list_arg = NULL;

	parser->cur_type = ARG_PARSE_NONE;
	parser->cur_pos = 0;
	parser->cur_resp_text = FALSE;

	parser->str_first_escape = 0;
	parser->literal_size = 0;

	parser->error = NULL;

	parser->literal_skip_crlf = FALSE;
	parser->eol = FALSE;
	parser->args_added_extra_eol = FALSE;
	parser->literal_size_return = FALSE;
}
コード例 #6
0
struct passdb_template *passdb_template_build(pool_t pool, const char *args)
{
	struct passdb_template *tmpl;
	const char *const *tmp, *key, *value;

	tmpl = p_new(pool, struct passdb_template, 1);

	tmp = t_strsplit_spaces(args, " ");
	p_array_init(&tmpl->args, pool, str_array_length(tmp));

	for (; *tmp != NULL; tmp++) {
		value = strchr(*tmp, '=');
		if (value == NULL)
			key = *tmp;
		else
			key = t_strdup_until(*tmp, value++);

		key = p_strdup(pool, key);
		value = p_strdup(pool, value);
		array_append(&tmpl->args, &key, 1);
		array_append(&tmpl->args, &value, 1);
	}
	return tmpl;
}
コード例 #7
0
ファイル: lmtp-client.c プロジェクト: aosm/dovecot
struct lmtp_client *
lmtp_client_init(const struct lmtp_client_settings *set,
		 lmtp_finish_callback_t *finish_callback, void *context)
{
	struct lmtp_client *client;
	pool_t pool;

	i_assert(*set->mail_from == '<');
	i_assert(*set->my_hostname != '\0');

	pool = pool_alloconly_create("lmtp client", 512);
	client = p_new(pool, struct lmtp_client, 1);
	client->refcount = 1;
	client->pool = pool;
	client->set.mail_from = p_strdup(pool, set->mail_from);
	client->set.my_hostname = p_strdup(pool, set->my_hostname);
	client->set.dns_client_socket_path =
		p_strdup(pool, set->dns_client_socket_path);
	client->finish_callback = finish_callback;
	client->finish_context = context;
	client->fd = -1;
	p_array_init(&client->recipients, pool, 16);
	return client;
}
コード例 #8
0
ファイル: client-common.c プロジェクト: aclindsa/dovecot_core
struct client *
client_create(int fd, bool ssl, pool_t pool,
	      const struct master_service_connection *conn,
	      const struct login_settings *set,
	      const struct master_service_ssl_settings *ssl_set,
	      void **other_sets)
{
	struct client *client;

	i_assert(fd != -1);

	client = login_binary->client_vfuncs->alloc(pool);
	client->v = *login_binary->client_vfuncs;
	if (client->v.auth_send_challenge == NULL)
		client->v.auth_send_challenge = client_auth_send_challenge;
	if (client->v.auth_parse_response == NULL)
		client->v.auth_parse_response = client_auth_parse_response;

	client->created = ioloop_time;
	client->refcount = 1;

	client->pool = pool;
	client->set = set;
	client->ssl_set = ssl_set;
	p_array_init(&client->module_contexts, client->pool, 5);

	client->fd = fd;
	client->tls = ssl;

	client->local_ip = conn->local_ip;
	client->local_port = conn->local_port;
	client->ip = conn->remote_ip;
	client->remote_port = conn->remote_port;
	client->real_local_ip = conn->real_local_ip;
	client->real_local_port = conn->real_local_port;
	client->real_remote_ip = conn->real_remote_ip;
	client->real_remote_port = conn->real_remote_port;
	client->listener_name = p_strdup(client->pool, conn->name);

	client->trusted = client_is_trusted(client);
	client->secured = ssl || client->trusted ||
		net_ip_compare(&conn->real_remote_ip, &conn->real_local_ip);
	client->proxy_ttl = LOGIN_PROXY_TTL;

	if (last_client == NULL)
		last_client = client;
	DLLIST_PREPEND(&clients, client);
	clients_count++;

	client->to_disconnect =
		timeout_add(CLIENT_LOGIN_TIMEOUT_MSECS,
			    client_idle_disconnect_timeout, client);
	client_open_streams(client);

	hook_client_allocated(client);
	client->v.create(client, other_sets);

	if (auth_client_is_connected(auth_client))
		client_notify_auth_ready(client);
	else
		client_set_auth_waiting(client);

	login_refresh_proctitle();
	return client;
}
コード例 #9
0
ファイル: mbox-sync-parse.c プロジェクト: LTD-Beget/dovecot
static bool parse_x_keywords_real(struct mbox_sync_mail_context *ctx,
				  struct message_header_line *hdr)
{
	struct mailbox *box = &ctx->sync_ctx->mbox->box;
	ARRAY_TYPE(keyword_indexes) keyword_list;
	const unsigned int *list;
	string_t *keyword;
	size_t keyword_start;
	unsigned int i, idx, count;
	size_t pos;

	if (array_is_created(&ctx->mail.keywords))
		return FALSE; /* duplicate header, delete */

	/* read keyword indexes to temporary array first */
	keyword = t_str_new(128);
	t_array_init(&keyword_list, 16);

	for (pos = 0; pos < hdr->full_value_len; ) {
		if (IS_LWSP_LF(hdr->full_value[pos])) {
                        pos++;
			continue;
		}

		/* read the keyword string */
		keyword_start = pos;
		for (; pos < hdr->full_value_len; pos++) {
			if (IS_LWSP_LF(hdr->full_value[pos]))
				break;
		}

		str_truncate(keyword, 0);
		str_append_n(keyword, hdr->full_value + keyword_start,
			     pos - keyword_start);
		if (!mail_index_keyword_lookup(box->index, str_c(keyword),
					       &idx)) {
			/* keyword wasn't found. that means the sent mail
			   originally contained X-Keywords header. Delete it. */
			return FALSE;
		}

		/* check that the keyword isn't already added there.
		   we don't want duplicates. */
		list = array_get(&keyword_list, &count);
		for (i = 0; i < count; i++) {
			if (list[i] == idx)
				break;
		}

		if (i == count)
			array_append(&keyword_list, &idx, 1);
	}

	/* once we know how many keywords there are, we can allocate the array
	   from mail_keyword_pool without wasting memory. */
	if (array_count(&keyword_list) > 0) {
		p_array_init(&ctx->mail.keywords,
			     ctx->sync_ctx->mail_keyword_pool,
			     array_count(&keyword_list));
		array_append_array(&ctx->mail.keywords, &keyword_list);
	}

	ctx->hdr_pos[MBOX_HDR_X_KEYWORDS] = str_len(ctx->header);
	parse_trailing_whitespace(ctx, hdr);
	return TRUE;
}
コード例 #10
0
ファイル: doveadm-dsync.c プロジェクト: damoxc/dovecot
static int
dsync_connect_tcp(struct dsync_cmd_context *ctx,
		  const struct mail_storage_settings *mail_set,
		  const char *target, bool ssl, const char **error_r)
{
	struct doveadm_server *server;
	struct server_connection *conn;
	struct ioloop *ioloop;
	string_t *cmd;
	const char *error;

	server = p_new(ctx->ctx.pool, struct doveadm_server, 1);
	server->name = p_strdup(ctx->ctx.pool, target);
	if (ssl) {
		if (dsync_init_ssl_ctx(ctx, mail_set, &error) < 0) {
			*error_r = t_strdup_printf(
				"Couldn't initialize SSL context: %s", error);
			return -1;
		}
		server->ssl_ctx = ctx->ssl_ctx;
	}
	p_array_init(&server->connections, ctx->ctx.pool, 1);
	p_array_init(&server->queue, ctx->ctx.pool, 1);

	ioloop = io_loop_create();

	if (server_connection_create(server, &conn) < 0) {
		*error_r = "Couldn't create server connection";
		return -1;
	}

	/* <flags> <username> <command> [<args>] */
	cmd = t_str_new(256);
	if (doveadm_debug)
		str_append_c(cmd, 'D');
	str_append_c(cmd, '\t');
	str_append_tabescaped(cmd, ctx->ctx.cur_username);
	str_append(cmd, "\tdsync-server\t-u");
	str_append_tabescaped(cmd, ctx->ctx.cur_username);
	if (ctx->replicator_notify)
		str_append(cmd, "\t-U");
	str_append_c(cmd, '\n');

	ctx->tcp_conn = conn;
	server_connection_cmd(conn, str_c(cmd),
			      dsync_connected_callback, ctx);
	io_loop_run(ioloop);
	ctx->tcp_conn = NULL;

	if (array_count(&server->connections) > 0)
		server_connection_destroy(&conn);
	io_loop_destroy(&ioloop);

	if (ctx->error != NULL) {
		*error_r = ctx->error;
		ctx->error = NULL;
		return -1;
	}
	ctx->run_type = DSYNC_RUN_TYPE_STREAM;
	return 0;
}
コード例 #11
0
int master_service_settings_read(struct master_service *service,
				 const struct master_service_settings_input *input,
				 struct master_service_settings_output *output_r,
				 const char **error_r)
{
	ARRAY(const struct setting_parser_info *) all_roots;
	const struct setting_parser_info *tmp_root;
	struct setting_parser_context *parser;
	struct istream *istream;
	const char *path = NULL, *error;
	void **sets;
	unsigned int i;
	int ret, fd = -1;
	time_t now, timeout;
	bool use_environment, retry;

	memset(output_r, 0, sizeof(*output_r));

	if (getenv("DOVECONF_ENV") == NULL &&
	    (service->flags & MASTER_SERVICE_FLAG_NO_CONFIG_SETTINGS) == 0) {
		retry = service->config_fd != -1;
		for (;;) {
			fd = master_service_open_config(service, input,
							&path, error_r);
			if (fd == -1) {
				if (errno == EACCES)
					output_r->permission_denied = TRUE;
				return -1;
			}

			if (config_send_request(service, input, fd,
						path, error_r) == 0)
				break;
			i_close_fd(&fd);
			if (!retry) {
				config_exec_fallback(service, input);
				return -1;
			}
			/* config process died, retry connecting */
			retry = FALSE;
		}
	}

	if (service->set_pool != NULL) {
		if (service->set_parser != NULL)
			settings_parser_deinit(&service->set_parser);
		p_clear(service->set_pool);
	} else {
		service->set_pool =
			pool_alloconly_create("master service settings", 16384);
	}

	p_array_init(&all_roots, service->set_pool, 8);
	tmp_root = &master_service_setting_parser_info;
	array_append(&all_roots, &tmp_root, 1);
	if (service->want_ssl_settings) {
		tmp_root = &master_service_ssl_setting_parser_info;
		array_append(&all_roots, &tmp_root, 1);
	}
	if (input->roots != NULL) {
		for (i = 0; input->roots[i] != NULL; i++)
			array_append(&all_roots, &input->roots[i], 1);
	}

	parser = settings_parser_init_list(service->set_pool,
			array_idx(&all_roots, 0), array_count(&all_roots),
			SETTINGS_PARSER_FLAG_IGNORE_UNKNOWN_KEYS);

	if (fd != -1) {
		istream = i_stream_create_fd(fd, (size_t)-1);
		now = time(NULL);
		timeout = now + CONFIG_READ_TIMEOUT_SECS;
		do {
			alarm(timeout - now);
			ret = config_read_reply_header(istream, path,
						       service->set_pool, input,
						       output_r, error_r);
			if (ret == 0) {
				ret = settings_parse_stream_read(parser,
								 istream);
				if (ret < 0)
					*error_r = settings_parser_get_error(parser);
			}
			alarm(0);
			if (ret <= 0)
				break;

			/* most likely timed out, but just in case some other
			   signal was delivered early check if we need to
			   continue */
			now = time(NULL);
		} while (now < timeout);
		i_stream_unref(&istream);

		if (ret != 0) {
			if (ret > 0) {
				*error_r = t_strdup_printf(
					"Timeout reading config from %s", path);
			}
			i_close_fd(&fd);
			config_exec_fallback(service, input);
			settings_parser_deinit(&parser);
			return -1;
		}

		if ((service->flags & MASTER_SERVICE_FLAG_KEEP_CONFIG_OPEN) != 0 &&
		    service->config_fd == -1 && input->config_path == NULL)
			service->config_fd = fd;
		else
			i_close_fd(&fd);
		use_environment = FALSE;
	} else {
		use_environment = TRUE;
	}

	if (use_environment || service->keep_environment) {
		if (settings_parse_environ(parser) < 0) {
			*error_r = t_strdup(settings_parser_get_error(parser));
			settings_parser_deinit(&parser);
			return -1;
		}
	}

	if (array_is_created(&service->config_overrides)) {
		if (master_service_apply_config_overrides(service, parser,
							  error_r) < 0) {
			settings_parser_deinit(&parser);
			return -1;
		}
	}

	if (!settings_parser_check(parser, service->set_pool, &error)) {
		*error_r = t_strdup_printf("Invalid settings: %s", error);
		settings_parser_deinit(&parser);
		return -1;
	}

	sets = settings_parser_get_list(parser);
	service->set = sets[0];
	service->set_parser = parser;

	if (service->set->version_ignore &&
	    (service->flags & MASTER_SERVICE_FLAG_STANDALONE) != 0) {
		/* running standalone. we want to ignore plugin versions. */
		service->version_string = NULL;
	}

	if (service->set->shutdown_clients)
		master_service_set_die_with_master(master_service, TRUE);

	/* if we change any settings afterwards, they're in expanded form.
	   especially all settings from userdb are already expanded. */
	settings_parse_set_expanded(service->set_parser, TRUE);
	return 0;
}
コード例 #12
0
bool sieve_extensions_init(struct sieve_instance *svinst)
{
	unsigned int i;
	struct sieve_extension_registry *ext_reg =
		p_new(svinst->pool, struct sieve_extension_registry, 1);
	struct sieve_extension *ext;

	svinst->ext_reg = ext_reg;

	sieve_extension_registry_init(svinst);
	sieve_capability_registry_init(svinst);

	/* Preloaded 'extensions' */
	ext_reg->comparator_extension =
		sieve_extension_register(svinst, &comparator_extension, TRUE);
	ext_reg->match_type_extension =
		sieve_extension_register(svinst, &match_type_extension, TRUE);
	ext_reg->address_part_extension =
		sieve_extension_register(svinst, &address_part_extension, TRUE);

	p_array_init(&ext_reg->preloaded_extensions, svinst->pool, 5);
	array_append(&ext_reg->preloaded_extensions,
		&ext_reg->comparator_extension, 1);
	array_append(&ext_reg->preloaded_extensions,
		&ext_reg->match_type_extension, 1);
	array_append(&ext_reg->preloaded_extensions,
		&ext_reg->address_part_extension, 1);

	/* Pre-load dummy extensions */
	for ( i = 0; i < sieve_dummy_extensions_count; i++ ) {
		if ( (ext=_sieve_extension_register
			(svinst, sieve_dummy_extensions[i], TRUE, FALSE)) == NULL )
			return FALSE;

		ext->dummy = TRUE;
	}

	/* Pre-load core extensions */
	for ( i = 0; i < sieve_core_extensions_count; i++ ) {
		if ( sieve_extension_register
			(svinst, sieve_core_extensions[i], TRUE) == NULL )
			return FALSE;
	}

	/* Pre-load extra extensions */
	for ( i = 0; i < sieve_extra_extensions_count; i++ ) {
		if ( sieve_extension_register
			(svinst, sieve_extra_extensions[i], FALSE) == NULL )
			return FALSE;
	}

	/* Register deprecated extensions */
	for ( i = 0; i < sieve_deprecated_extensions_count; i++ ) {
		if ( sieve_extension_register
			(svinst, sieve_deprecated_extensions[i], FALSE) == NULL )
			return FALSE;
	}

#ifdef HAVE_SIEVE_UNFINISHED
	/* Register unfinished extensions */
	for ( i = 0; i < sieve_unfinished_extensions_count; i++ ) {
		if ( sieve_extension_register
			(svinst, sieve_unfinished_extensions[i], FALSE) == NULL )
			return FALSE;
	}
#endif

	/* More extensions can be added through plugins */

	return TRUE;
}
コード例 #13
0
struct client *client_create(int fd_in, int fd_out, const char *session_id,
			     struct mail_user *user,
			     struct mail_storage_service_user *service_user,
			     const struct imap_settings *set)
{
	const struct mail_storage_settings *mail_set;
	struct client *client;
	const char *ident;
	pool_t pool;
	bool explicit_capability = FALSE;

	/* always use nonblocking I/O */
	net_set_nonblock(fd_in, TRUE);
	net_set_nonblock(fd_out, TRUE);

	pool = pool_alloconly_create("imap client", 2048);
	client = p_new(pool, struct client, 1);
	client->pool = pool;
	client->v = imap_client_vfuncs;
	client->set = set;
	client->service_user = service_user;
	client->session_id = p_strdup(pool, session_id);
	client->fd_in = fd_in;
	client->fd_out = fd_out;
	client->input = i_stream_create_fd(fd_in,
					   set->imap_max_line_length, FALSE);
	client->output = o_stream_create_fd(fd_out, (size_t)-1, FALSE);
	o_stream_set_no_error_handling(client->output, TRUE);
	i_stream_set_name(client->input, "<imap client>");
	o_stream_set_name(client->output, "<imap client>");

	o_stream_set_flush_callback(client->output, client_output, client);

	p_array_init(&client->module_contexts, client->pool, 5);
	client->io = io_add_istream(client->input, client_input, client);
        client->last_input = ioloop_time;
	client->to_idle = timeout_add(CLIENT_IDLE_TIMEOUT_MSECS,
				      client_idle_timeout, client);

	client->command_pool =
		pool_alloconly_create(MEMPOOL_GROWING"client command", 1024*2);
	client->user = user;
	client->notify_count_changes = TRUE;
	client->notify_flag_changes = TRUE;

	mail_namespaces_set_storage_callbacks(user->namespaces,
					      &mail_storage_callbacks, client);

	client->capability_string =
		str_new(client->pool, sizeof(CAPABILITY_STRING)+64);

	if (*set->imap_capability == '\0')
		str_append(client->capability_string, CAPABILITY_STRING);
	else if (*set->imap_capability != '+') {
		explicit_capability = TRUE;
		str_append(client->capability_string, set->imap_capability);
	} else {
		str_append(client->capability_string, CAPABILITY_STRING);
		str_append_c(client->capability_string, ' ');
		str_append(client->capability_string, set->imap_capability + 1);
	}
	if (user->fuzzy_search && !explicit_capability) {
		/* Enable FUZZY capability only when it actually has
		   a chance of working */
		str_append(client->capability_string, " SEARCH=FUZZY");
	}

	mail_set = mail_user_set_get_storage_set(user);
	if (mail_set->mailbox_list_index && !explicit_capability) {
		/* NOTIFY is enabled only when mailbox list indexes are
		   enabled, although even that doesn't necessarily guarantee
		   it always */
		str_append(client->capability_string, " NOTIFY");
	}

	if (*set->imap_urlauth_host != '\0' &&
	    *mail_set->mail_attribute_dict != '\0') {
		/* Enable URLAUTH capability only when dict is
		   configured correctly */
		client_init_urlauth(client);
		if (!explicit_capability)
			str_append(client->capability_string, " URLAUTH URLAUTH=BINARY");
	}
	if (set->imap_metadata && *mail_set->mail_attribute_dict != '\0') {
		client->imap_metadata_enabled = TRUE;
		if (!explicit_capability)
			str_append(client->capability_string, " METADATA");
	}
	if (!explicit_capability && user_has_special_use_mailboxes(user)) {
		/* Advertise SPECIAL-USE only if there are actually some
		   SPECIAL-USE flags in mailbox configuration. */
		str_append(client->capability_string, " SPECIAL-USE");
	}

	ident = mail_user_get_anvil_userip_ident(client->user);
	if (ident != NULL) {
		master_service_anvil_send(master_service, t_strconcat(
			"CONNECT\t", my_pid, "\timap/", ident, "\n", NULL));
		client->anvil_sent = TRUE;
	}

	imap_client_count++;
	DLLIST_PREPEND(&imap_clients, client);
	if (hook_client_created != NULL)
		hook_client_created(&client);

	imap_refresh_proctitle();
	return client;
}
コード例 #14
0
ファイル: smtp-syntax.c プロジェクト: bdraco/core
static int smtp_parse_ehlo_line(struct smtp_parser *parser,
	const char **key_r, const char *const **params_r)
{
	const unsigned char *pbegin = parser->cur;
	ARRAY_TYPE(const_string) params = ARRAY_INIT;
	const char *param;

	/*
	   ehlo-line      = ehlo-keyword *( SP ehlo-param )
	   ehlo-keyword   = (ALPHA / DIGIT) *(ALPHA / DIGIT / "-")
	                    ; additional syntax of ehlo-params depends on
	                    ; ehlo-keyword
	   ehlo-param     = 1*(%d33-126)
	                    ; any CHAR excluding <SP> and all
	                    ; control characters (US-ASCII 0-31 and 127
	                    ; inclusive)
	 */

	if (parser->cur >= parser->end || !i_isalnum(*parser->cur)) {
		parser->error = "Unexpected character in EHLO keyword";
		return -1;
	}
	parser->cur++;

	while (parser->cur < parser->end &&
		(i_isalnum(*parser->cur) || *parser->cur == '-'))
		parser->cur++;

	if (key_r != NULL)
		*key_r = p_strdup_until(parser->pool, pbegin, parser->cur);

	if (parser->cur >= parser->end) {
		if (params_r != NULL)
			*params_r = p_new(parser->pool, const char *, 1);
		return 1;
	}
	if (*parser->cur != ' ') {
		parser->error = "Unexpected character in EHLO keyword";
		return -1;
	}
	parser->cur++;

	pbegin = parser->cur;
	if (params_r != NULL)
		p_array_init(&params, parser->pool, 32);
	while (parser->cur < parser->end) {
		if (*parser->cur == ' ') {
			if (parser->cur+1 >= parser->end || *(parser->cur+1) == ' ') {
				parser->error = "Missing EHLO parameter after ' '";
				return -1;
			}
			if (params_r != NULL) {
				param = p_strdup_until(parser->pool, pbegin, parser->cur);
				array_append(&params, &param, 1);
			}
			pbegin = parser->cur + 1;
		} else if (!smtp_char_is_ehlo_param(*parser->cur)) {
			parser->error = "Unexpected character in EHLO parameter";
			return -1;
		}
		parser->cur++;
	}

	if (params_r != NULL) {
		array_append_zero(&params);
		*params_r = array_idx(&params, 0);
	}
	return 1;
}