--- /dev/null
+/*
+ * Copyright notice from original mutt:
+ * Copyright (C) 1998 Brandon Long <blong@fiction.net>
+ * Copyright (C) 1999-2005 Brendan Cully <brendan@kublai.com>
+ *
+ * This file is part of mutt-ng, see http://www.muttng.org/.
+ * It's licensed under the GNU General Public License,
+ * please see the file GPL in the top level source directory.
+ */
+
+#ifndef _MUTT_SOCKET_H_
+#define _MUTT_SOCKET_H_ 1
+
+#include "account.h"
+#include "lib.h"
+
+/* logging levels */
+#define M_SOCK_LOG_CMD 2
+#define M_SOCK_LOG_HDR 3
+#define M_SOCK_LOG_FULL 4
+
+typedef struct _connection {
+ ACCOUNT account;
+ /* security strength factor, in bits */
+ unsigned int ssf;
+ void *data;
+
+ char inbuf[LONG_STRING];
+ int bufpos;
+
+ int fd;
+ int available;
+
+ struct _connection *next;
+
+ void *sockdata;
+ int (*conn_read) (struct _connection * conn, char *buf, size_t len);
+ int (*conn_write) (struct _connection * conn, const char *buf,
+ size_t count);
+ int (*conn_open) (struct _connection * conn);
+ int (*conn_close) (struct _connection * conn);
+} CONNECTION;
+
+int mutt_socket_open (CONNECTION * conn);
+int mutt_socket_close (CONNECTION * conn);
+int mutt_socket_read (CONNECTION * conn, char *buf, size_t len);
+int mutt_socket_readchar (CONNECTION * conn, char *c);
+
+#define mutt_socket_readln(A,B,C) mutt_socket_readln_d(A,B,C,M_SOCK_LOG_CMD)
+int mutt_socket_readln_d (char *buf, ssize_t buflen, CONNECTION * conn,
+ int dbg);
+#define mutt_socket_write(A,B) mutt_socket_write_d(A,B,M_SOCK_LOG_CMD);
+int mutt_socket_write_d (CONNECTION * conn, const char *buf, int dbg);
+
+/* stupid hack for imap_logout_all */
+CONNECTION *mutt_socket_head (void);
+void mutt_socket_free (CONNECTION * conn);
+CONNECTION *mutt_conn_find (const CONNECTION * start,
+ const ACCOUNT * account);
+
+int raw_socket_read (CONNECTION * conn, char *buf, size_t len);
+int raw_socket_write (CONNECTION * conn, const char *buf, size_t count);
+int raw_socket_open (CONNECTION * conn);
+int raw_socket_close (CONNECTION * conn);
+
+#endif /* _MUTT_SOCKET_H_ */