-/* $OpenBSD: misc.h,v 1.6 2001/05/08 19:45:24 mouring Exp $ */
+/* $OpenBSD: misc.h,v 1.35 2006/08/03 03:34:42 deraadt Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* incompatible with the protocol description in the RFC file, it must be
* called by a name other than "ssh" or "Secure Shell".
*/
-/* remove newline at end of string */
-char *chop(char *s);
-/* return next token in configuration line */
-char *strdelim(char **s);
+#ifndef _MISC_H
+#define _MISC_H
-/* set filedescriptor to non-blocking */
-void set_nonblock(int fd);
+/* misc.c */
-struct passwd * pwcopy(struct passwd *pw);
+char *chop(char *);
+char *strdelim(char **);
+int set_nonblock(int);
+int unset_nonblock(int);
+void set_nodelay(int);
+int a2port(const char *);
+int a2tun(const char *, int *);
+char *put_host_port(const char *, u_short);
+char *hpdelim(char **);
+char *cleanhostname(char *);
+char *colon(char *);
+long convtime(const char *);
+char *tilde_expand_filename(const char *, uid_t);
+char *percent_expand(const char *, ...) __attribute__((__sentinel__));
+char *tohex(const void *, size_t);
+void sanitise_stdfd(void);
-/*
- * Convert ASCII string to TCP/IP port number.
- * Port must be >0 and <=65535.
- * Return 0 if invalid.
- */
-int a2port(const char *s);
-
-/* code from scp.c/rcp.c */
-char *cleanhostname(char *host);
-char *colon(char *cp);
+struct passwd *pwcopy(struct passwd *);
-/* function to assist building execv() arguments */
typedef struct arglist arglist;
struct arglist {
- char **list;
- int num;
- int nalloc;
+ char **list;
+ u_int num;
+ u_int nalloc;
};
+void addargs(arglist *, char *, ...)
+ __attribute__((format(printf, 2, 3)));
+void replacearg(arglist *, u_int, char *, ...)
+ __attribute__((format(printf, 3, 4)));
+void freeargs(arglist *);
+
+/* readpass.c */
+
+#define RP_ECHO 0x0001
+#define RP_ALLOW_STDIN 0x0002
+#define RP_ALLOW_EOF 0x0004
+#define RP_USE_ASKPASS 0x0008
+
+char *read_passphrase(const char *, int);
+int ask_permission(const char *, ...) __attribute__((format(printf, 1, 2)));
+int read_keyfile_line(FILE *, const char *, char *, size_t, u_long *);
+
+int tun_open(int, int);
+
+/* Common definitions for ssh tunnel device forwarding */
+#define SSH_TUNMODE_NO 0x00
+#define SSH_TUNMODE_POINTOPOINT 0x01
+#define SSH_TUNMODE_ETHERNET 0x02
+#define SSH_TUNMODE_DEFAULT SSH_TUNMODE_POINTOPOINT
+#define SSH_TUNMODE_YES (SSH_TUNMODE_POINTOPOINT|SSH_TUNMODE_ETHERNET)
+
+#define SSH_TUNID_ANY 0x7fffffff
+#define SSH_TUNID_ERR (SSH_TUNID_ANY - 1)
+#define SSH_TUNID_MAX (SSH_TUNID_ANY - 2)
+
+/* Functions to extract or store big-endian words of various sizes */
+u_int64_t get_u64(const void *)
+ __attribute__((__bounded__( __minbytes__, 1, 8)));
+u_int32_t get_u32(const void *)
+ __attribute__((__bounded__( __minbytes__, 1, 4)));
+u_int16_t get_u16(const void *)
+ __attribute__((__bounded__( __minbytes__, 1, 2)));
+void put_u64(void *, u_int64_t)
+ __attribute__((__bounded__( __minbytes__, 1, 8)));
+void put_u32(void *, u_int32_t)
+ __attribute__((__bounded__( __minbytes__, 1, 4)));
+void put_u16(void *, u_int16_t)
+ __attribute__((__bounded__( __minbytes__, 1, 2)));
-void addargs(arglist *args, char *fmt, ...) __attribute__((format(printf, 2, 3)));
+#endif /* _MISC_H */
-/* wrapper for signal interface */
-typedef void (*mysig_t)(int);
-mysig_t mysignal(int sig, mysig_t act);