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>

1 files changed, 115 insertions, 0 deletions

diff --git a/src/lib-storage/index/mbox/mbox-storage.h b/src/lib-storage/index/mbox/mbox-storage.h
new file mode 100644
index 0000000..e35a795
--- /dev/null
+++ b/src/lib-storage/index/mbox/mbox-storage.h
@@ -0,0 +1,115 @@
+#ifndef MBOX_STORAGE_H
+#define MBOX_STORAGE_H
+
+#include "index-storage.h"
+#include "mbox-settings.h"
+#include "mbox-md5.h"
+
+/* Padding to leave in X-Keywords header when rewriting mbox */
+#define MBOX_HEADER_PADDING 50
+/* Don't write Content-Length header unless it's value is larger than this. */
+#define MBOX_MIN_CONTENT_LENGTH_SIZE 1024
+
+#define MBOX_STORAGE_NAME "mbox"
+#define MBOX_SUBSCRIPTION_FILE_NAME ".subscriptions"
+#define MBOX_INDEX_DIR_NAME ".imap"
+#define MBOX_UIDVALIDITY_FNAME "dovecot-uidvalidity"
+
+struct mbox_index_header {
+	uint64_t sync_size;
+	uint32_t sync_mtime;
+	uint8_t dirty_flag;
+	uint8_t unused[3];
+	guid_128_t mailbox_guid;
+};
+
+struct mbox_list_index_record {
+	uint32_t mtime;
+	uint32_t size;
+};
+
+struct mbox_storage {
+	struct mail_storage storage;
+
+	const struct mbox_settings *set;
+	enum mbox_lock_type *read_locks;
+	enum mbox_lock_type *write_locks;
+	bool lock_settings_initialized:1;
+};
+
+struct mbox_mailbox {
+	struct mailbox box;
+	struct mbox_storage *storage;
+
+	int mbox_fd;
+	struct istream *mbox_stream, *mbox_file_stream;
+	int mbox_lock_type;
+	dev_t mbox_dev;
+	ino_t mbox_ino;
+	unsigned int mbox_excl_locks, mbox_shared_locks;
+	struct dotlock *mbox_dotlock;
+	unsigned int mbox_lock_id, mbox_global_lock_id;
+	struct timeout *keep_lock_to;
+	bool mbox_writeonly;
+	unsigned int external_transactions;
+
+	uint32_t mbox_ext_idx, md5hdr_ext_idx, mbox_list_index_ext_id;
+	struct mbox_index_header mbox_hdr;
+	const struct mailbox_update *sync_hdr_update;
+
+	struct mbox_md5_vfuncs md5_v;
+
+	bool no_mbox_file:1;
+	bool invalid_mbox_file:1;
+	bool mbox_broken_offsets:1;
+	bool mbox_save_md5:1;
+	bool mbox_dotlocked:1;
+	bool mbox_used_privileges:1;
+	bool mbox_privileged_locking:1;
+	bool syncing:1;
+	bool backend_readonly:1;
+	bool backend_readonly_set:1;
+};
+
+struct mbox_transaction_context {
+	struct mailbox_transaction_context t;
+	union mail_index_transaction_module_context module_ctx;
+
+	unsigned int read_lock_id;
+	unsigned int write_lock_id;
+};
+
+#define MBOX_STORAGE(s)		container_of(s, struct mbox_storage, storage)
+#define MBOX_MAILBOX(s)		container_of(s, struct mbox_mailbox, box)
+#define MBOX_TRANSCTX(s)	container_of(s, struct mbox_transaction_context, t)
+
+extern struct mail_vfuncs mbox_mail_vfuncs;
+extern const char *mbox_hide_headers[], *mbox_save_drop_headers[];
+extern unsigned int mbox_hide_headers_count, mbox_save_drop_headers_count;
+
+void mbox_set_syscall_error(struct mbox_mailbox *mbox, const char *function);
+void mbox_istream_set_syscall_error(struct mbox_mailbox *mbox,
+				    struct istream *input,
+				    const char *function);
+void mbox_ostream_set_syscall_error(struct mbox_mailbox *mbox,
+				    struct ostream *output,
+				    const char *function);
+
+struct mailbox_sync_context *
+mbox_storage_sync_init(struct mailbox *box, enum mailbox_sync_flags flags);
+
+struct mail_save_context *
+mbox_save_alloc(struct mailbox_transaction_context *_t);
+int mbox_save_begin(struct mail_save_context *ctx, struct istream *input);
+int mbox_save_continue(struct mail_save_context *ctx);
+int mbox_save_finish(struct mail_save_context *ctx);
+void mbox_save_cancel(struct mail_save_context *ctx);
+
+int mbox_transaction_save_commit_pre(struct mail_save_context *ctx);
+void mbox_transaction_save_commit_post(struct mail_save_context *ctx,
+				       struct mail_index_transaction_commit_result *result);
+void mbox_transaction_save_rollback(struct mail_save_context *ctx);
+
+bool mbox_is_backend_readonly(struct mbox_mailbox *mbox);
+
+#endif