src/lib-imap-urlauth/imap-urlauth-backend.h

#ifndef IMAP_URLAUTH_BACKEND_H
#define IMAP_URLAUTH_BACKEND_H

#define IMAP_URLAUTH_KEY_LEN 64

struct imap_urlauth_backend;

int imap_urlauth_backend_get_mailbox_key(struct mailbox *box, bool create,
                     unsigned char mailbox_key_r[IMAP_URLAUTH_KEY_LEN],
                     const char **error_r,
                     enum mail_error *error_code_r);
int imap_urlauth_backend_reset_mailbox_key(struct mailbox *box);
int imap_urlauth_backend_reset_all_keys(struct mail_user *user);

#endif