Adding upstream version 1:2.3.19.1+dfsg1.upstream/1%2.3.19.1+dfsg1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

7 files changed, 1381 insertions, 0 deletions

diff --git a/src/lib-storage/index/raw/Makefile.am b/src/lib-storage/index/raw/Makefile.am
new file mode 100644
index 0000000..58a9df3
--- /dev/null
+++ b/src/lib-storage/index/raw/Makefile.am
@@ -0,0 +1,21 @@
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diff --git a/src/lib-storage/index/raw/Makefile.in b/src/lib-storage/index/raw/Makefile.in
new file mode 100644
index 0000000..c42d116
--- /dev/null
+++ b/src/lib-storage/index/raw/Makefile.in
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+AM_CPPFLAGS = \
+	-I$(top_srcdir)/src/lib \
+	-I$(top_srcdir)/src/lib-mail \
+	-I$(top_srcdir)/src/lib-imap \
+	-I$(top_srcdir)/src/lib-index \
+	-I$(top_srcdir)/src/lib-storage \
+	-I$(top_srcdir)/src/lib-storage/index
+
+libstorage_raw_la_SOURCES = \
+	raw-mail.c \
+	raw-sync.c \
+	raw-storage.c
+
+headers = \
+	raw-storage.h \
+	raw-sync.h
+
+pkginc_libdir = $(pkgincludedir)
+pkginc_lib_HEADERS = $(headers)
+all: all-am
+
+.SUFFIXES:
+.SUFFIXES: .c .lo .o .obj
+$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ $(srcdir)/Makefile.am  $(am__configure_deps)
+	@for dep in $?; do \
+	  case '$(am__configure_deps)' in \
+	    *$$dep*) \
+	      ( cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh ) \
+	        && { if test -f $@; then exit 0; else break; fi; }; \
+	      exit 1;; \
+	  esac; \
+	done; \
+	echo ' cd $(top_srcdir) && $(AUTOMAKE) --foreign src/lib-storage/index/raw/Makefile'; \
+	$(am__cd) $(top_srcdir) && \
+	  $(AUTOMAKE) --foreign src/lib-storage/index/raw/Makefile
+Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
+	@case '$?' in \
+	  *config.status*) \
+	    cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh;; \
+	  *) \
+	    echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__maybe_remake_depfiles)'; \
+	    cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__maybe_remake_depfiles);; \
+	esac;
+
+$(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+$(top_srcdir)/configure: @MAINTAINER_MODE_TRUE@ $(am__configure_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(ACLOCAL_M4): @MAINTAINER_MODE_TRUE@ $(am__aclocal_m4_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(am__aclocal_m4_deps):
+
+clean-noinstLTLIBRARIES:
+	-test -z "$(noinst_LTLIBRARIES)" || rm -f $(noinst_LTLIBRARIES)
+	@list='$(noinst_LTLIBRARIES)'; \
+	locs=`for p in $$list; do echo $$p; done | \
+	      sed 's|^[^/]*$$|.|; s|/[^/]*$$||; s|$$|/so_locations|' | \
+	      sort -u`; \
+	test -z "$$locs" || { \
+	  echo rm -f $${locs}; \
+	  rm -f $${locs}; \
+	}
+
+libstorage_raw.la: $(libstorage_raw_la_OBJECTS) $(libstorage_raw_la_DEPENDENCIES) $(EXTRA_libstorage_raw_la_DEPENDENCIES) 
+	$(AM_V_CCLD)$(LINK)  $(libstorage_raw_la_OBJECTS) $(libstorage_raw_la_LIBADD) $(LIBS)
+
+mostlyclean-compile:
+	-rm -f *.$(OBJEXT)
+
+distclean-compile:
+	-rm -f *.tab.c
+
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/raw-mail.Plo@am__quote@ # am--include-marker
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/raw-storage.Plo@am__quote@ # am--include-marker
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/raw-sync.Plo@am__quote@ # am--include-marker
+
+$(am__depfiles_remade):
+	@$(MKDIR_P) $(@D)
+	@echo '# dummy' >$@-t && $(am__mv) $@-t $@
+
+am--depfiles: $(am__depfiles_remade)
+
+.c.o:
+@am__fastdepCC_TRUE@	$(AM_V_CC)$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
+@am__fastdepCC_TRUE@	$(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(AM_V_CC)source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@	$(AM_V_CC@am__nodep@)$(COMPILE) -c -o $@ $<
+
+.c.obj:
+@am__fastdepCC_TRUE@	$(AM_V_CC)$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ `$(CYGPATH_W) '$<'`
+@am__fastdepCC_TRUE@	$(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(AM_V_CC)source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@	$(AM_V_CC@am__nodep@)$(COMPILE) -c -o $@ `$(CYGPATH_W) '$<'`
+
+.c.lo:
+@am__fastdepCC_TRUE@	$(AM_V_CC)$(LTCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
+@am__fastdepCC_TRUE@	$(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Plo
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(AM_V_CC)source='$<' object='$@' libtool=yes @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@	$(AM_V_CC@am__nodep@)$(LTCOMPILE) -c -o $@ $<
+
+mostlyclean-libtool:
+	-rm -f *.lo
+
+clean-libtool:
+	-rm -rf .libs _libs
+install-pkginc_libHEADERS: $(pkginc_lib_HEADERS)
+	@$(NORMAL_INSTALL)
+	@list='$(pkginc_lib_HEADERS)'; test -n "$(pkginc_libdir)" || list=; \
+	if test -n "$$list"; then \
+	  echo " $(MKDIR_P) '$(DESTDIR)$(pkginc_libdir)'"; \
+	  $(MKDIR_P) "$(DESTDIR)$(pkginc_libdir)" || exit 1; \
+	fi; \
+	for p in $$list; do \
+	  if test -f "$$p"; then d=; else d="$(srcdir)/"; fi; \
+	  echo "$$d$$p"; \
+	done | $(am__base_list) | \
+	while read files; do \
+	  echo " $(INSTALL_HEADER) $$files '$(DESTDIR)$(pkginc_libdir)'"; \
+	  $(INSTALL_HEADER) $$files "$(DESTDIR)$(pkginc_libdir)" || exit $$?; \
+	done
+
+uninstall-pkginc_libHEADERS:
+	@$(NORMAL_UNINSTALL)
+	@list='$(pkginc_lib_HEADERS)'; test -n "$(pkginc_libdir)" || list=; \
+	files=`for p in $$list; do echo $$p; done | sed -e 's|^.*/||'`; \
+	dir='$(DESTDIR)$(pkginc_libdir)'; $(am__uninstall_files_from_dir)
+
+ID: $(am__tagged_files)
+	$(am__define_uniq_tagged_files); mkid -fID $$unique
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+	here=`pwd`; \
+	$(am__define_uniq_tagged_files); \
+	shift; \
+	if test -z "$(ETAGS_ARGS)$$*$$unique"; then :; else \
+	  test -n "$$unique" || unique=$$empty_fix; \
+	  if test $$# -gt 0; then \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      "$$@" $$unique; \
+	  else \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      $$unique; \
+	  fi; \
+	fi
+ctags: ctags-am
+
+CTAGS: ctags
+ctags-am: $(TAGS_DEPENDENCIES) $(am__tagged_files)
+	$(am__define_uniq_tagged_files); \
+	test -z "$(CTAGS_ARGS)$$unique" \
+	  || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+	     $$unique
+
+GTAGS:
+	here=`$(am__cd) $(top_builddir) && pwd` \
+	  && $(am__cd) $(top_srcdir) \
+	  && gtags -i $(GTAGS_ARGS) "$$here"
+cscopelist: cscopelist-am
+
+cscopelist-am: $(am__tagged_files)
+	list='$(am__tagged_files)'; \
+	case "$(srcdir)" in \
+	  [\\/]* | ?:[\\/]*) sdir="$(srcdir)" ;; \
+	  *) sdir=$(subdir)/$(srcdir) ;; \
+	esac; \
+	for i in $$list; do \
+	  if test -f "$$i"; then \
+	    echo "$(subdir)/$$i"; \
+	  else \
+	    echo "$$sdir/$$i"; \
+	  fi; \
+	done >> $(top_builddir)/cscope.files
+
+distclean-tags:
+	-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+
+distdir: $(BUILT_SOURCES)
+	$(MAKE) $(AM_MAKEFLAGS) distdir-am
+
+distdir-am: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	list='$(DISTFILES)'; \
+	  dist_files=`for file in $$list; do echo $$file; done | \
+	  sed -e "s|^$$srcdirstrip/||;t" \
+	      -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+	case $$dist_files in \
+	  */*) $(MKDIR_P) `echo "$$dist_files" | \
+			   sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+			   sort -u` ;; \
+	esac; \
+	for file in $$dist_files; do \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  if test -d $$d/$$file; then \
+	    dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+	    if test -d "$(distdir)/$$file"; then \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
+	  else \
+	    test -f "$(distdir)/$$file" \
+	    || cp -p $$d/$$file "$(distdir)/$$file" \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+check: check-am
+all-am: Makefile $(LTLIBRARIES) $(HEADERS)
+installdirs:
+	for dir in "$(DESTDIR)$(pkginc_libdir)"; do \
+	  test -z "$$dir" || $(MKDIR_P) "$$dir"; \
+	done
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	if test -z '$(STRIP)'; then \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	      install; \
+	else \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	    "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'" install; \
+	fi
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool clean-noinstLTLIBRARIES \
+	mostlyclean-am
+
+distclean: distclean-am
+		-rm -f ./$(DEPDIR)/raw-mail.Plo
+	-rm -f ./$(DEPDIR)/raw-storage.Plo
+	-rm -f ./$(DEPDIR)/raw-sync.Plo
+	-rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+	distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+html-am:
+
+info: info-am
+
+info-am:
+
+install-data-am: install-pkginc_libHEADERS
+
+install-dvi: install-dvi-am
+
+install-dvi-am:
+
+install-exec-am:
+
+install-html: install-html-am
+
+install-html-am:
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+install-info: install-info-am
+
+install-info-am:
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+install-pdf: install-pdf-am
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+install-pdf-am:
+
+install-ps: install-ps-am
+
+install-ps-am:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+		-rm -f ./$(DEPDIR)/raw-mail.Plo
+	-rm -f ./$(DEPDIR)/raw-storage.Plo
+	-rm -f ./$(DEPDIR)/raw-sync.Plo
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
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+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+	mostlyclean-libtool
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+pdf: pdf-am
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+uninstall-am: uninstall-pkginc_libHEADERS
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+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS TAGS all all-am am--depfiles check check-am clean \
+	clean-generic clean-libtool clean-noinstLTLIBRARIES \
+	cscopelist-am ctags ctags-am distclean distclean-compile \
+	distclean-generic distclean-libtool distclean-tags distdir dvi \
+	dvi-am html html-am info info-am install install-am \
+	install-data install-data-am install-dvi install-dvi-am \
+	install-exec install-exec-am install-html install-html-am \
+	install-info install-info-am install-man install-pdf \
+	install-pdf-am install-pkginc_libHEADERS install-ps \
+	install-ps-am install-strip installcheck installcheck-am \
+	installdirs maintainer-clean maintainer-clean-generic \
+	mostlyclean mostlyclean-compile mostlyclean-generic \
+	mostlyclean-libtool pdf pdf-am ps ps-am tags tags-am uninstall \
+	uninstall-am uninstall-pkginc_libHEADERS
+
+.PRECIOUS: Makefile
+
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/src/lib-storage/index/raw/raw-mail.c b/src/lib-storage/index/raw/raw-mail.c
new file mode 100644
index 0000000..72d3688
--- /dev/null
+++ b/src/lib-storage/index/raw/raw-mail.c
@@ -0,0 +1,152 @@
+/* Copyright (c) 2007-2018 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+#include "istream.h"
+#include "index-mail.h"
+#include "raw-storage.h"
+
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/stat.h>
+
+static int raw_mail_stat(struct mail *mail)
+{
+	struct raw_mailbox *mbox = RAW_MAILBOX(mail->box);
+	const struct stat *st;
+
+	if (!mail_metadata_access_start(mail))
+		return -1;
+
+	mail->transaction->stats.fstat_lookup_count++;
+	if (i_stream_stat(mail->box->input, TRUE, &st) < 0) {
+		mail_set_critical(mail, "stat(%s) failed: %m",
+				  i_stream_get_name(mail->box->input));
+		return -1;
+	}
+
+	if (mbox->mtime != (time_t)-1)
+		mbox->mtime = st->st_mtime;
+	if (mbox->ctime != (time_t)-1)
+		mbox->ctime = st->st_ctime;
+	mbox->size = (size_t)st->st_size;
+	return 0;
+}
+
+static int raw_mail_get_received_date(struct mail *_mail, time_t *date_r)
+{
+	struct index_mail *mail = INDEX_MAIL(_mail);
+	struct raw_mailbox *mbox = RAW_MAILBOX(_mail->box);
+
+	if (mbox->mtime == (time_t)-1) {
+		if (raw_mail_stat(_mail) < 0)
+			return -1;
+	}
+
+	*date_r = mail->data.received_date = mbox->mtime;
+	return 0;
+}
+
+static int raw_mail_get_save_date(struct mail *_mail, time_t *date_r)
+{
+	struct index_mail *mail = INDEX_MAIL(_mail);
+	struct raw_mailbox *mbox = RAW_MAILBOX(_mail->box);
+
+	if (mbox->ctime == (time_t)-1) {
+		if (raw_mail_stat(_mail) < 0)
+			return -1;
+	}
+
+	*date_r = mail->data.save_date = mbox->ctime;
+	return 1;
+}
+
+static int raw_mail_get_physical_size(struct mail *_mail, uoff_t *size_r)
+{
+	struct index_mail *mail = INDEX_MAIL(_mail);
+	struct raw_mailbox *mbox = RAW_MAILBOX(_mail->box);
+
+	if (mbox->size == UOFF_T_MAX) {
+		if (raw_mail_stat(_mail) < 0)
+			return -1;
+	}
+
+	*size_r = mail->data.physical_size = mbox->size;
+	return 0;
+}
+
+static int
+raw_mail_get_stream(struct mail *_mail, bool get_body ATTR_UNUSED,
+		    struct message_size *hdr_size,
+		    struct message_size *body_size, struct istream **stream_r)
+{
+	struct index_mail *mail = INDEX_MAIL(_mail);
+
+	if (mail->data.stream == NULL) {
+		if (!mail_stream_access_start(_mail))
+			return -1;
+		/* we can't just reference mbox->input, because
+		   index_mail_close() expects to be able to free the stream */
+		mail->data.stream =
+			i_stream_create_limit(_mail->box->input, UOFF_T_MAX);
+	}
+
+	return index_mail_init_stream(mail, hdr_size, body_size, stream_r);
+}
+
+static int
+raw_mail_get_special(struct mail *_mail, enum mail_fetch_field field,
+		     const char **value_r)
+{
+	struct raw_mailbox *mbox = RAW_MAILBOX(_mail->box);
+
+	switch (field) {
+	case MAIL_FETCH_FROM_ENVELOPE:
+		*value_r = mbox->envelope_sender != NULL ?
+			mbox->envelope_sender : "";
+		return 0;
+	case MAIL_FETCH_STORAGE_ID:
+		*value_r = mbox->have_filename ?
+			mailbox_get_path(_mail->box) : "";
+		return 0;
+	default:
+		return index_mail_get_special(_mail, field, value_r);
+	}
+}
+
+struct mail_vfuncs raw_mail_vfuncs = {
+	index_mail_close,
+	index_mail_free,
+	index_mail_set_seq,
+	index_mail_set_uid,
+	index_mail_set_uid_cache_updates,
+	index_mail_prefetch,
+	index_mail_precache,
+	index_mail_add_temp_wanted_fields,
+
+	index_mail_get_flags,
+	index_mail_get_keywords,
+	index_mail_get_keyword_indexes,
+	index_mail_get_modseq,
+	index_mail_get_pvt_modseq,
+	index_mail_get_parts,
+	index_mail_get_date,
+	raw_mail_get_received_date,
+	raw_mail_get_save_date,
+	index_mail_get_virtual_size,
+	raw_mail_get_physical_size,
+	index_mail_get_first_header,
+	index_mail_get_headers,
+	index_mail_get_header_stream,
+	raw_mail_get_stream,
+	index_mail_get_binary_stream,
+	raw_mail_get_special,
+	index_mail_get_backend_mail,
+	index_mail_update_flags,
+	index_mail_update_keywords,
+	index_mail_update_modseq,
+	index_mail_update_pvt_modseq,
+	NULL,
+	index_mail_expunge,
+	index_mail_set_cache_corrupted,
+	index_mail_opened,
+};
diff --git a/src/lib-storage/index/raw/raw-storage.c b/src/lib-storage/index/raw/raw-storage.c
new file mode 100644
index 0000000..e94ae10
--- /dev/null
+++ b/src/lib-storage/index/raw/raw-storage.c
@@ -0,0 +1,269 @@
+/* Copyright (c) 2007-2018 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+#include "ioloop.h"
+#include "istream.h"
+#include "index-mail.h"
+#include "mail-copy.h"
+#include "mailbox-list-private.h"
+#include "raw-sync.h"
+#include "raw-storage.h"
+
+extern struct mail_storage raw_storage;
+extern struct mailbox raw_mailbox;
+
+struct mail_user *
+raw_storage_create_from_set(const struct setting_parser_info *set_info,
+			    const struct mail_user_settings *set)
+{
+	struct mail_user *user;
+	struct mail_namespace *ns;
+	struct mail_namespace_settings *ns_set;
+	struct mail_storage_settings *mail_set;
+	const char *error;
+
+	user = mail_user_alloc(NULL, "raw mail user", set_info, set);
+	user->autocreated = TRUE;
+	mail_user_set_home(user, "/");
+	if (mail_user_init(user, &error) < 0)
+		i_fatal("Raw user initialization failed: %s", error);
+
+	ns_set = p_new(user->pool, struct mail_namespace_settings, 1);
+	ns_set->name = "raw-storage";
+	ns_set->location = ":LAYOUT=none";
+	ns_set->separator = "/";
+
+	ns = mail_namespaces_init_empty(user);
+	/* raw storage doesn't have INBOX. We especially don't want LIST to
+	   return INBOX. */
+	ns->flags &= ENUM_NEGATE(NAMESPACE_FLAG_INBOX_USER);
+	ns->flags |= NAMESPACE_FLAG_NOQUOTA | NAMESPACE_FLAG_NOACL;
+	ns->set = ns_set;
+	/* absolute paths are ok with raw storage */
+	mail_set = p_new(user->pool, struct mail_storage_settings, 1);
+	*mail_set = *ns->mail_set;
+	mail_set->mail_full_filesystem_access = TRUE;
+	ns->mail_set = mail_set;
+
+	if (mail_storage_create(ns, "raw", 0, &error) < 0)
+		i_fatal("Couldn't create internal raw storage: %s", error);
+	if (mail_namespaces_init_finish(ns, &error) < 0)
+		i_fatal("Couldn't create internal raw namespace: %s", error);
+	return user;
+}
+
+static int ATTR_NULL(2, 3)
+raw_mailbox_alloc_common(struct mail_user *user, struct istream *input,
+			 const char *path, time_t received_time,
+			 const char *envelope_sender, struct mailbox **box_r)
+{
+	struct mail_namespace *ns = user->namespaces;
+	struct mailbox *box;
+	struct raw_mailbox *raw_box;
+	const char *name;
+
+	name = path != NULL ? path : i_stream_get_name(input);
+	box = *box_r = mailbox_alloc(ns->list, name,
+				     MAILBOX_FLAG_NO_INDEX_FILES);
+	if (input != NULL) {
+		if (mailbox_open_stream(box, input) < 0)
+			return -1;
+	} else {
+		if (mailbox_open(box) < 0)
+			return -1;
+	}
+	if (mailbox_sync(box, 0) < 0)
+		return -1;
+
+	i_assert(strcmp(box->storage->name, RAW_STORAGE_NAME) == 0);
+	raw_box = RAW_MAILBOX(box);
+	raw_box->envelope_sender = p_strdup(box->pool, envelope_sender);
+	raw_box->mtime = received_time;
+	return 0;
+}
+
+int raw_mailbox_alloc_stream(struct mail_user *user, struct istream *input,
+			     time_t received_time, const char *envelope_sender,
+			     struct mailbox **box_r)
+{
+	return raw_mailbox_alloc_common(user, input, NULL, received_time,
+					envelope_sender, box_r);
+}
+
+int raw_mailbox_alloc_path(struct mail_user *user, const char *path,
+			   time_t received_time, const char *envelope_sender,
+			   struct mailbox **box_r)
+{
+	return raw_mailbox_alloc_common(user, NULL, path, received_time,
+					envelope_sender, box_r);
+}
+
+static struct mail_storage *raw_storage_alloc(void)
+{
+	struct raw_storage *storage;
+	pool_t pool;
+
+	pool = pool_alloconly_create("raw storage", 512+256);
+	storage = p_new(pool, struct raw_storage, 1);
+	storage->storage = raw_storage;
+	storage->storage.pool = pool;
+	return &storage->storage;
+}
+
+static void
+raw_storage_get_list_settings(const struct mail_namespace *ns ATTR_UNUSED,
+			      struct mailbox_list_settings *set)
+{
+	if (set->layout == NULL)
+		set->layout = MAILBOX_LIST_NAME_FS;
+	if (set->subscription_fname == NULL)
+		set->subscription_fname = RAW_SUBSCRIPTION_FILE_NAME;
+}
+
+static struct mailbox *
+raw_mailbox_alloc(struct mail_storage *storage, struct mailbox_list *list,
+		  const char *vname, enum mailbox_flags flags)
+{
+	struct raw_mailbox *mbox;
+	pool_t pool;
+
+	flags |= MAILBOX_FLAG_READONLY | MAILBOX_FLAG_NO_INDEX_FILES;
+
+	pool = pool_alloconly_create("raw mailbox", 1024*3);
+	mbox = p_new(pool, struct raw_mailbox, 1);
+	mbox->box = raw_mailbox;
+	mbox->box.pool = pool;
+	mbox->box.storage = storage;
+	mbox->box.list = list;
+	mbox->box.mail_vfuncs = &raw_mail_vfuncs;
+
+	index_storage_mailbox_alloc(&mbox->box, vname, flags, "dovecot.index");
+
+	mbox->mtime = mbox->ctime = (time_t)-1;
+	mbox->storage = RAW_STORAGE(storage);
+	mbox->size = UOFF_T_MAX;
+	return &mbox->box;
+}
+
+static int raw_mailbox_open(struct mailbox *box)
+{
+	struct raw_mailbox *mbox = RAW_MAILBOX(box);
+	const char *path;
+	int fd;
+
+	if (box->input != NULL) {
+		mbox->mtime = mbox->ctime = ioloop_time;
+		return index_storage_mailbox_open(box, FALSE);
+	}
+
+	path = box->_path = box->name;
+	mbox->have_filename = TRUE;
+	fd = open(path, O_RDONLY);
+	if (fd == -1) {
+		if (ENOTFOUND(errno)) {
+			mail_storage_set_error(box->storage,
+				MAIL_ERROR_NOTFOUND,
+				T_MAIL_ERR_MAILBOX_NOT_FOUND(box->vname));
+		} else if (!mail_storage_set_error_from_errno(box->storage)) {
+			mailbox_set_critical(box, "open(%s) failed: %m", path);
+		}
+		return -1;
+	}
+	box->input = i_stream_create_fd_autoclose(&fd, MAIL_READ_FULL_BLOCK_SIZE);
+	i_stream_set_name(box->input, path);
+	i_stream_set_init_buffer_size(box->input, MAIL_READ_FULL_BLOCK_SIZE);
+	return index_storage_mailbox_open(box, FALSE);
+}
+
+static int
+raw_mailbox_create(struct mailbox *box,
+		   const struct mailbox_update *update ATTR_UNUSED,
+		   bool directory ATTR_UNUSED)
+{
+	mail_storage_set_error(box->storage, MAIL_ERROR_NOTPOSSIBLE,
+			       "Raw mailbox creation isn't supported");
+	return -1;
+}
+
+static int
+raw_mailbox_update(struct mailbox *box,
+		   const struct mailbox_update *update ATTR_UNUSED)
+{
+	mail_storage_set_error(box->storage, MAIL_ERROR_NOTPOSSIBLE,
+			       "Raw mailbox update isn't supported");
+	return -1;
+}
+
+static void raw_notify_changes(struct mailbox *box ATTR_UNUSED)
+{
+}
+
+struct mail_storage raw_storage = {
+	.name = RAW_STORAGE_NAME,
+	.class_flags = MAIL_STORAGE_CLASS_FLAG_MAILBOX_IS_FILE |
+		MAIL_STORAGE_CLASS_FLAG_OPEN_STREAMS |
+		MAIL_STORAGE_CLASS_FLAG_BINARY_DATA,
+
+	.v = {
+		NULL,
+		raw_storage_alloc,
+		NULL,
+		index_storage_destroy,
+		NULL,
+		raw_storage_get_list_settings,
+		NULL,
+		raw_mailbox_alloc,
+		NULL,
+		NULL,
+	}
+};
+
+struct mailbox raw_mailbox = {
+	.v = {
+		index_storage_is_readonly,
+		index_storage_mailbox_enable,
+		index_storage_mailbox_exists,
+		raw_mailbox_open,
+		index_storage_mailbox_close,
+		index_storage_mailbox_free,
+		raw_mailbox_create,
+		raw_mailbox_update,
+		index_storage_mailbox_delete,
+		index_storage_mailbox_rename,
+		index_storage_get_status,
+		index_mailbox_get_metadata,
+		index_storage_set_subscribed,
+		index_storage_attribute_set,
+		index_storage_attribute_get,
+		index_storage_attribute_iter_init,
+		index_storage_attribute_iter_next,
+		index_storage_attribute_iter_deinit,
+		index_storage_list_index_has_changed,
+		index_storage_list_index_update_sync,
+		raw_storage_sync_init,
+		index_mailbox_sync_next,
+		index_mailbox_sync_deinit,
+		NULL,
+		raw_notify_changes,
+		index_transaction_begin,
+		index_transaction_commit,
+		index_transaction_rollback,
+		NULL,
+		index_mail_alloc,
+		index_storage_search_init,
+		index_storage_search_deinit,
+		index_storage_search_next_nonblock,
+		index_storage_search_next_update_seq,
+		index_storage_search_next_match_mail,
+		NULL,
+		NULL,
+		NULL,
+		NULL,
+		NULL,
+		mail_storage_copy,
+		NULL,
+		NULL,
+		NULL,
+		index_storage_is_inconsistent
+	}
+};
diff --git a/src/lib-storage/index/raw/raw-storage.h b/src/lib-storage/index/raw/raw-storage.h
new file mode 100644
index 0000000..124ca7e
--- /dev/null
+++ b/src/lib-storage/index/raw/raw-storage.h
@@ -0,0 +1,41 @@
+#ifndef RAW_STORAGE_H
+#define RAW_STORAGE_H
+
+#include "index-storage.h"
+
+#define RAW_STORAGE_NAME "raw"
+#define RAW_SUBSCRIPTION_FILE_NAME "subscriptions"
+
+struct raw_storage {
+	struct mail_storage storage;
+};
+
+struct raw_mailbox {
+	struct mailbox box;
+	struct raw_storage *storage;
+
+	time_t mtime, ctime;
+	uoff_t size;
+	const char *envelope_sender;
+
+	bool synced:1;
+	bool have_filename:1;
+};
+
+#define RAW_STORAGE(s)		container_of(s, struct raw_storage, storage)
+#define RAW_MAILBOX(s)		container_of(s, struct raw_mailbox, box)
+
+extern struct mail_vfuncs raw_mail_vfuncs;
+
+struct mail_user *
+raw_storage_create_from_set(const struct setting_parser_info *set_info,
+			    const struct mail_user_settings *set);
+
+int raw_mailbox_alloc_stream(struct mail_user *user, struct istream *input,
+			     time_t received_time, const char *envelope_sender,
+			     struct mailbox **box_r);
+int raw_mailbox_alloc_path(struct mail_user *user, const char *path,
+			   time_t received_time, const char *envelope_sender,
+			   struct mailbox **box_r);
+
+#endif
diff --git a/src/lib-storage/index/raw/raw-sync.c b/src/lib-storage/index/raw/raw-sync.c
new file mode 100644
index 0000000..6511f72
--- /dev/null
+++ b/src/lib-storage/index/raw/raw-sync.c
@@ -0,0 +1,67 @@
+/* Copyright (c) 2007-2018 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+#include "ioloop.h"
+#include "raw-storage.h"
+#include "raw-sync.h"
+#include "mailbox-recent-flags.h"
+
+static int raw_sync(struct raw_mailbox *mbox)
+{
+        struct mail_index_sync_ctx *index_sync_ctx;
+	struct mail_index_view *sync_view;
+	struct mail_index_sync_rec sync_rec;
+	struct mail_index_transaction *trans;
+	uint32_t seq, uid_validity = ioloop_time;
+	enum mail_index_sync_flags sync_flags;
+	int ret;
+
+	i_assert(!mbox->synced);
+
+	sync_flags = index_storage_get_sync_flags(&mbox->box) |
+		MAIL_INDEX_SYNC_FLAG_FLUSH_DIRTY |
+		MAIL_INDEX_SYNC_FLAG_REQUIRE_CHANGES;
+
+	if (mail_index_view_get_messages_count(mbox->box.view) > 0) {
+		/* already-synced index was opened via
+		   mail-index-alloc-cache. */
+		return 0;
+	}
+
+	ret = mail_index_sync_begin(mbox->box.index, &index_sync_ctx,
+				    &sync_view, &trans, sync_flags);
+	if (ret <= 0) {
+		if (ret < 0)
+			mailbox_set_index_error(&mbox->box);
+		return ret;
+	}
+
+	/* set our uidvalidity */
+	mail_index_update_header(trans,
+		offsetof(struct mail_index_header, uid_validity),
+		&uid_validity, sizeof(uid_validity), TRUE);
+
+	/* add our one and only message */
+	mail_index_append(trans, 1, &seq);
+	mailbox_recent_flags_set_uid(&mbox->box, 1);
+
+	while (mail_index_sync_next(index_sync_ctx, &sync_rec)) ;
+	if (mail_index_sync_commit(&index_sync_ctx) < 0) {
+		mailbox_set_index_error(&mbox->box);
+		return -1;
+	}
+	mbox->synced = TRUE;
+	return 0;
+}
+
+struct mailbox_sync_context *
+raw_storage_sync_init(struct mailbox *box, enum mailbox_sync_flags flags)
+{
+	struct raw_mailbox *mbox = RAW_MAILBOX(box);
+	int ret = 0;
+
+	if (!mbox->synced)
+		ret = raw_sync(mbox);
+
+	return index_mailbox_sync_init(box, flags, ret < 0);
+}
diff --git a/src/lib-storage/index/raw/raw-sync.h b/src/lib-storage/index/raw/raw-sync.h
new file mode 100644
index 0000000..2c29c1f
--- /dev/null
+++ b/src/lib-storage/index/raw/raw-sync.h
@@ -0,0 +1,9 @@
+#ifndef RAW_SYNC_H
+#define RAW_SYNC_H
+
+struct mailbox;
+
+struct mailbox_sync_context *
+raw_storage_sync_init(struct mailbox *box, enum mailbox_sync_flags flags);
+
+#endif