*
* Jonathan McDowell <noodles@earth.li>
*
- * Copyright 2002 Project Purple
+ * Copyright 2002-2004 Project Purple
*/
#ifndef __KEYDB_H__
#define __KEYDB_H__
-// #include <stdint.h>
#include <inttypes.h>
#include "keystructs.h"
/**
* initdb - Initialize the key database.
+ * @readonly: If we'll only be reading the DB, not writing to it.
*
* This function should be called before any of the other functions in
* this file are called in order to allow the DB to be initialized ready
* for access.
*/
-void initdb(void);
+void initdb(bool readonly);
/**
* cleanupdb - De-initialize the key database.
*/
void cleanupdb(void);
+/**
+ * starttrans - Start a transaction.
+ *
+ * Start a transaction. Intended to be used if we're about to perform many
+ * operations on the database to help speed it all up, or if we want
+ * something to only succeed if all relevant operations are successful.
+ */
+bool starttrans(void);
+
+/**
+ * endtrans - End a transaction.
+ *
+ * Ends a transaction.
+ */
+void endtrans(void);
+
/**
* fetch_key - Given a keyid fetch the key from storage.
* @keyid: The keyid to fetch.
* @publickey: A pointer to a structure to return the key in.
+ * @intrans: If we're already in a transaction.
*
* This function returns a public key from whatever storage mechanism we
* are using.
*
* TODO: What about keyid collisions? Should we use fingerprint instead?
*/
-int fetch_key(uint64_t keyid, struct openpgp_publickey **publickey);
+int fetch_key(uint64_t keyid, struct openpgp_publickey **publickey, bool intrans);
/**
* store_key - Takes a key and stores it.
* @publickey: A pointer to the public key to store.
+ * @intrans: If we're already in a transaction.
+ * @update: If true the key exists and should be updated.
*
* This function stores a public key in whatever storage mechanism we are
- * using.
+ * using. intrans indicates if we're already in a transaction so don't
+ * need to start one. update indicates if the key already exists and is
+ * just being updated.
*
* TODO: Do we store multiple keys of the same id? Or only one and replace
* it?
*/
-int store_key(struct openpgp_publickey *publickey);
+int store_key(struct openpgp_publickey *publickey, bool intrans, bool update);
/**
* delete_key - Given a keyid delete the key from storage.
* @keyid: The keyid to delete.
+ * @intrans: If we're already in a transaction.
*
* This function deletes a public key from whatever storage mechanism we
* are using. Returns 0 if the key existed.
*/
-int delete_key(uint64_t keyid);
+int delete_key(uint64_t keyid, bool intrans);
+
+/**
+ * fetch_key_text - Trys to find the keys that contain the supplied text.
+ * @search: The text to search for.
+ * @publickey: A pointer to a structure to return the key in.
+ *
+ * This function searches for the supplied text and returns the keys that
+ * contain it.
+ */
+int fetch_key_text(const char *search, struct openpgp_publickey **publickey);
+
+/**
+ * update_keys - Takes a list of public keys and updates them in the DB.
+ * @keys: The keys to update in the DB.
+ * @sendsync: If we should send a keysync mail.
+ *
+ * Takes a list of keys and adds them to the database, merging them with
+ * the key in the database if it's already present there. The key list is
+ * update to contain the minimum set of updates required to get from what
+ * we had before to what we have now (ie the set of data that was added to
+ * the DB). Returns the number of entirely new keys added.
+ *
+ * If sendsync is true then we send out a keysync mail to our sync peers
+ * with the update.
+ */
+int update_keys(struct openpgp_publickey **keys, bool sendsync);
/**
* keyid2uid - Takes a keyid and returns the primary UID for it.
/**
* getkeysigs - Gets a linked list of the signatures on a key.
* @keyid: The keyid to get the sigs for.
+ * @revoked: Is the key revoked?
*
* This function gets the list of signatures on a key. Used for key
- * indexing and doing stats bits.
+ * indexing and doing stats bits. If revoked is non-NULL then if the key
+ * is revoked it's set to true.
+ */
+struct ll *getkeysigs(uint64_t keyid, bool *revoked);
+
+/**
+ * cached_getkeysigs - Gets the signatures on a key.
+ * @keyid: The key we want the signatures for.
+ *
+ * This function gets the signatures on a key. It's the same as the
+ * getkeysigs function above except we use the hash module to cache the
+ */
+struct ll *cached_getkeysigs(uint64_t keyid);
+
+/**
+ * getfullkeyid - Maps a 32bit key id to a 64bit one.
+ * @keyid: The 32bit keyid.
+ *
+ * This function maps a 32bit key id to the full 64bit one. It returns the
+ * full keyid. If the key isn't found a keyid of 0 is returned.
+ */
+uint64_t getfullkeyid(uint64_t keyid);
+
+/**
+ * dumpdb - dump the key database
+ * @filenamebase: The base filename to use for the dump.
+ *
+ * Dumps the database into one or more files, which contain pure OpenPGP
+ * that can be reimported into onak or gpg. filenamebase provides a base
+ * file name for the dump; several files may be created, all of which will
+ * begin with this string and then have a unique number and a .pgp
+ * extension.
+ */
+int dumpdb(char *filenamebase);
+
+/**
+ * iterate_keys - call a function once for each key in the db.
+ * @iterfunc: The function to call.
+ * @ctx: A context pointer
+ *
+ * Calls iterfunc once for each key in the database. ctx is passed
+ * unaltered to iterfunc. This function is intended to aid database dumps
+ * and statistic calculations.
+ *
+ * Returns the number of keys we iterated over.
*/
-struct ll *getkeysigs(uint64_t keyid);
+int iterate_keys(void (*iterfunc)(void *ctx, struct openpgp_publickey *key),
+ void *ctx);
#endif /* __KEYDB_H__ */
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