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/* Copyright (c) 2013 Dovecot authors, see the included COPYING file */
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#include "mbox-storage.h"
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#include "mbox-sync-private.h"
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mbox_list_get_ext_id(struct mbox_mailbox *mbox,
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struct mail_index_view *view)
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if (mbox->mbox_list_index_ext_id == (uint32_t)-1) {
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mbox->mbox_list_index_ext_id =
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mail_index_ext_register(mail_index_view_get_index(view),
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sizeof(struct mbox_list_index_record),
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return mbox->mbox_list_index_ext_id;
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int mbox_list_index_has_changed(struct mailbox *box,
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struct mail_index_view *list_view,
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struct mbox_mailbox *mbox = (struct mbox_mailbox *)box;
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const struct mbox_list_index_record *rec;
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ret = index_storage_list_index_has_changed(box, list_view, seq);
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ext_id = mbox_list_get_ext_id(mbox, list_view);
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mail_index_lookup_ext(list_view, seq, ext_id, &data, &expunged);
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if (rec == NULL || expunged || rec->mtime == 0) {
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/* doesn't exist or not synced */
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ret = mailbox_get_path_to(box, MAILBOX_LIST_PATH_TYPE_MAILBOX, &path);
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if (stat(path, &st) < 0) {
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mail_storage_set_critical(box->storage,
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"stat(%s) failed: %m", path);
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if ((time_t)rec->mtime != st.st_mtime ||
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rec->size != (uint32_t)(st.st_size & 0xffffffffU))
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void mbox_list_index_update_sync(struct mailbox *box,
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struct mail_index_transaction *trans,
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struct mbox_mailbox *mbox = (struct mbox_mailbox *)box;
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struct mail_index_view *list_view;
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const struct mbox_index_header *mhdr = &mbox->mbox_hdr;
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const struct mbox_list_index_record *old_rec;
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struct mbox_list_index_record new_rec;
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index_storage_list_index_update_sync(box, trans, seq);
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/* get the current record */
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list_view = mail_index_transaction_get_view(trans);
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ext_id = mbox_list_get_ext_id(mbox, list_view);
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mail_index_lookup_ext(list_view, seq, ext_id, &data, &expunged);
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memset(&new_rec, 0, sizeof(new_rec));
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new_rec.mtime = mhdr->sync_mtime;
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new_rec.size = mhdr->sync_size & 0xffffffffU;
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if (old_rec == NULL ||
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memcmp(old_rec, &new_rec, sizeof(*old_rec)) != 0)
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mail_index_update_ext(trans, seq, ext_id, &new_rec, NULL);