libexec is the wrong place for popa3d, since it can be started WITHOUT inetd

1 files changed, 88 insertions, 0 deletions

diff --git a/usr.sbin/popa3d/database.c b/usr.sbin/popa3d/database.c
new file mode 100644
index 00000000000..c342cca54d2
--- /dev/null
+++ b/usr.sbin/popa3d/database.c
@@ -0,0 +1,88 @@
+/* $OpenBSD: database.c,v 1.1 2001/08/19 13:05:57 deraadt Exp $ */
+
+/*
+ * Message database management.
+ */
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "params.h"
+#include "database.h"
+
+struct db_main db;
+
+void db_init(void)
+{
+	db.head = db.tail = NULL;
+	db.total_count = 0;
+	db.total_size = 0;
+	db.flags = 0;
+#if POP_SUPPORT_LAST
+	db.last = 0;
+#endif
+}
+
+int db_add(struct db_message *msg)
+{
+	struct db_message *entry;
+
+	if (db.total_count >= MAX_MAILBOX_MESSAGES) return 1;
+
+	entry = malloc(sizeof(struct db_message));
+	if (!entry) return 1;
+
+	memcpy(entry, msg, sizeof(struct db_message));
+	entry->next = NULL;
+	entry->flags = 0;
+
+	if (db.tail)
+		db.tail = db.tail->next = entry;
+	else
+		db.tail = db.head = entry;
+
+	if (++db.total_count <= 0) return 1;
+	if ((db.total_size += entry->size) < 0 || entry->size < 0) return 1;
+
+	return 0;
+}
+
+int db_delete(struct db_message *msg)
+{
+	if (msg->flags & MSG_DELETED) return 1;
+
+	msg->flags |= MSG_DELETED;
+
+	db.visible_count--;
+	db.visible_size -= msg->size;
+	db.flags |= DB_DIRTY;
+
+	return 0;
+}
+
+int db_fix(void)
+{
+	int size;
+	struct db_message *entry;
+	int index;
+
+	db.visible_count = db.total_count;
+	db.visible_size = db.total_size;
+
+	if (!db.total_count) return 0;
+
+	size = sizeof(struct db_message *) * db.total_count;
+	if (size <= 0) return 1;
+	if (size / sizeof(struct db_message *) != db.total_count) return 1;
+
+	db.array = malloc(size);
+	if (!db.array) return 1;
+
+	entry = db.head;
+	index = 0;
+	do {
+		db.array[index++] = entry;
+	} while ((entry = entry->next));
+
+	return 0;
+}