1 files changed, 47 insertions, 0 deletions
diff --git a/src/imap/imap-search-args.h b/src/imap/imap-search-args.h
new file mode 100644
index 0000000..4bf6c4c
--- /dev/null
+++ b/src/imap/imap-search-args.h
@@ -0,0 +1,47 @@
+#ifndef IMAP_SEARCH_ARGS_H
+#define IMAP_SEARCH_ARGS_H
+
+#include "mail-search.h"
+
+struct imap_arg;
+struct mailbox;
+struct client_command_context;
+
+/* Builds search arguments based on IMAP arguments. Returns -1 if search
+   arguments are invalid, 0 if we have to wait for unambiguity,
+   1 if we can continue. */
+int imap_search_args_build(struct client_command_context *cmd,
+			   const struct imap_arg *args, const char *charset,
+			   struct mail_search_args **search_args_r);
+
+/* Returns -1 if set is invalid, 0 if we have to wait for unambiguity,
+   1 if we were successful. search_args_r is set to contain either a seqset
+   or uidset. */
+int imap_search_get_anyset(struct client_command_context *cmd,
+			   const char *set, bool uid,
+			   struct mail_search_args **search_args_r);
+/* Like imap_search_get_anyset(), but always returns a seqset. */
+int imap_search_get_seqset(struct client_command_context *cmd,
+			   const char *set, bool uid,
+			   struct mail_search_args **search_args_r);
+/* Convert search args returned by imap_search_get_anyset() to SEARCH_UIDSET. */
+void imap_search_anyset_to_uidset(struct client_command_context *cmd,
+				  struct mail_search_args *args);
+
+void imap_search_add_changed_since(struct mail_search_args *search_args,
+				   uint64_t modseq);
+
+/* Iterate search_args in batches of messages. The search_args itself is
+   modified each time imap_search_seqset_iter_next() is called. Note that
+   search_args is expected to come from imap_search_get_anyset(), so it should
+   have a single parameter containing SEARCH_ALL, SEARCH_SEQSET or
+   SEARCH_UIDSET. */
+struct imap_search_seqset_iter *
+imap_search_seqset_iter_init(struct mail_search_args *search_args,
+			     uint32_t messages_count, unsigned int batch_size);
+/* Iterate the next batch. Returns TRUE if the batch was updated, FALSE if
+   all the batches have been iterated. */
+bool imap_search_seqset_iter_next(struct imap_search_seqset_iter *iter);
+void imap_search_seqset_iter_deinit(struct imap_search_seqset_iter **iter);
+
+#endif