X-Git-Url: https://git.sommitrealweird.co.uk/onak.git/blobdiff_plain/e02c731dfbb288c736f2cd09a9b6df0507c59ddd..refs/heads/switch-to-debhelper:/keydb_db2.c

diff --git a/keydb_db2.c b/keydb_db2.c
index 3d66c5a..4ba31e8 100644
--- a/keydb_db2.c
+++ b/keydb_db2.c
@@ -1,9 +1,20 @@
 /*
  * keydb_db2.c - Routines to store and fetch keys in a DB2 file (a la pksd)
  *
- * Jonathan McDowell <noodles@earth.li>
+ * Copyright 2002-2004 Jonathan McDowell <noodles@earth.li>
  *
- * Copyright 2002 Project Purple
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 51
+ * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  */
 
 #include <sys/types.h>
@@ -16,10 +27,12 @@
 #include <string.h>
 #include <unistd.h>
 
+#include "charfuncs.h"
 #include "keydb.h"
 #include "keyid.h"
 #include "keyindex.h"
 #include "keystructs.h"
+#include "log.h"
 #include "mem.h"
 #include "onak-conf.h"
 #include "parsekey.h"
@@ -41,40 +54,6 @@ static DB **db2_keydbfiles = NULL;
  */
 static DB_ENV db2_env;
 
-/*
- * Shared with CGI buffer stuff...
- */
-struct db2_get_ctx {
-	char *buffer;
-	int offset;
-	int size;
-};
-
-/**
- *	keydb_fetchchar - Fetches a char from a buffer.
- */
-int keydb_fetchchar(void *ctx, int count, unsigned char *c)
-{
-	struct db2_get_ctx *buf = NULL;
-	int i;
-	
-	buf = (struct db2_get_ctx *) ctx;
-	for (i = 0; i < count; i++) {
-		c[i] = buf->buffer[buf->offset++];
-	}
-
-	return (((buf->offset) == (buf->size)) ? 1 : 0);
-}
-
-/**
- *	keydb_putchar - Puts a char to a file.
- */
-static int keydb_putchar(void *fd, unsigned char c)
-{
-//	return !(lo_write(dbconn, *(int *) fd, &c, sizeof(c)));
-	return 1;
-}
-
 DB *keydb(DBT *key)
 {
 	/*
@@ -95,12 +74,26 @@ DB *keydb(DBT *key)
  *	this file are called in order to allow the DB to be initialized ready
  *	for access.
  */
-void initdb(void)
+void initdb(bool readonly)
 {
 	DB_INFO keydbinfo;
 	int i;
 	int ret;
 	char keydbname[20];
+	char buf[1024];
+	FILE *numdb = NULL;
+
+	snprintf(buf, sizeof(buf) - 1, "%s/num_keydb", config.db_dir);
+	numdb = fopen(buf, "r");
+	if (numdb != NULL) {
+		if (fgets(buf, sizeof(buf), numdb) != NULL) {
+			db2_numdb = atoi(buf);
+		}
+		fclose(numdb);
+	} else {
+		logthing(LOGTHING_ERROR, "Couldn't open num_keydb: %s",
+				strerror(errno));
+	}
 
 	memset(&db2_env, 0, sizeof(db2_env));
 
@@ -111,7 +104,7 @@ void initdb(void)
 	 */
 	db2_env.mp_size = 20 * 1024 * 1024;
 
-	ret = db_appinit(config.db2_dbpath, NULL,
+	ret = db_appinit(config.db_dir, NULL,
 			&db2_env, DB_INIT_MPOOL|DB_INIT_LOCK);
 	if (!ret) {
 		db2_keydbfiles = (DB **) malloc(sizeof (DB *) * db2_numdb);
@@ -124,13 +117,15 @@ void initdb(void)
 					&db2_env, &keydbinfo,
 					&db2_keydbfiles[i]);
 			if (ret) {
-				fprintf(stderr, "Error opening db file %d (errno %d)\n",
+				logthing(LOGTHING_CRITICAL,
+					"Error opening db file %d (errno %d)",
 					i, ret);
 				exit(1);
 			}
 		}
 	} else {
-		fprintf(stderr, "Error initializing db (%d).\n", ret);
+		logthing(LOGTHING_CRITICAL, "Error initializing db (%d).",
+				ret);
 		exit(1);
 	}
 }
@@ -196,7 +191,7 @@ int fetch_key(uint64_t keyid, struct openpgp_publickey **publickey,
 	int ret;
 	DBT key, data;
 	char id[KEYDB_KEYID_BYTES];
-	struct db2_get_ctx fetchbuf;
+	struct buffer_ctx fetchbuf;
 
 	memset(&key, 0, sizeof(key));
 	memset(&data, 0, sizeof(data));
@@ -214,8 +209,10 @@ int fetch_key(uint64_t keyid, struct openpgp_publickey **publickey,
 		fetchbuf.buffer = data.data;
 		fetchbuf.offset = 0;
 		fetchbuf.size = data.size;
-		read_openpgp_stream(keydb_fetchchar, &fetchbuf, &packets);
+		read_openpgp_stream(buffer_fetchchar, &fetchbuf, &packets, 0);
 		parse_keys(packets, publickey);
+		free_packet_list(packets);
+		packets = NULL;
 	}
 
 	return (!ret);
@@ -263,10 +260,28 @@ int delete_key(uint64_t keyid, bool intrans)
 	return (1);
 }
 
+/**
+ *	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.
+ */
+int iterate_keys(void (*iterfunc)(void *ctx, struct openpgp_publickey *key),
+		void *ctx)
+{
+	return 0;
+}
+
 /*
  * Include the basic keydb routines.
  */
 #define NEED_KEYID2UID 1
 #define NEED_GETKEYSIGS 1
 #define NEED_GETFULLKEYID 1
+#define NEED_UPDATEKEYS 1
 #include "keydb.c"