-/* $OpenBSD: sshconnect.h,v 1.13 2001/10/08 19:05:05 markus Exp $ */
+/* $OpenBSD: sshconnect.h,v 1.17 2002/06/19 00:27:55 deraadt Exp $ */
/*
* Copyright (c) 2000 Markus Friedl. All rights reserved.
#ifndef SSHCONNECT_H
#define SSHCONNECT_H
+typedef struct Sensitive Sensitive;
+struct Sensitive {
+ Key **keys;
+ int nkeys;
+ int external_keysign;
+};
+
int
ssh_connect(const char *, struct sockaddr_storage *, u_short, int, int,
- int, struct passwd *, const char *);
+ int, const char *);
void
-ssh_login(Key **, int, const char *, struct sockaddr *, struct passwd *);
+ssh_login(Sensitive *, const char *, struct sockaddr *, struct passwd *);
int verify_host_key(char *, struct sockaddr *, Key *);
void ssh_kex(char *, struct sockaddr *);
void ssh_kex2(char *, struct sockaddr *);
-void ssh_userauth1(const char *, const char *, char *, Key **, int);
-void ssh_userauth2(const char *, const char *, char *, Key **, int);
+void ssh_userauth1(const char *, const char *, char *, Sensitive *);
+void ssh_userauth2(const char *, const char *, char *, Sensitive *);
void ssh_put_password(char *);
+
+/*
+ * Macros to raise/lower permissions.
+ */
+#define PRIV_START do { \
+ int save_errno = errno; \
+ (void)seteuid(original_effective_uid); \
+ errno = save_errno; \
+} while (0)
+
+#define PRIV_END do { \
+ int save_errno = errno; \
+ (void)seteuid(original_real_uid); \
+ errno = save_errno; \
+} while (0)
+
#endif