1 /* $OpenBSD: misc.h,v 1.47 2010/11/21 01:01:13 djm Exp $ */
5 * Author: Tatu Ylonen <ylo@cs.hut.fi>
6 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
9 * As far as I am concerned, the code I have written for this software
10 * can be used freely for any purpose. Any derived versions of this
11 * software must be clearly marked as such, and if the derived work is
12 * incompatible with the protocol description in the RFC file, it must be
13 * called by a name other than "ssh" or "Secure Shell".
22 char *strdelim(char **);
23 int set_nonblock(int);
24 int unset_nonblock(int);
25 void set_nodelay(int);
26 int a2port(const char *);
27 int a2tun(const char *, int *);
28 char *put_host_port(const char *, u_short);
29 char *hpdelim(char **);
30 char *cleanhostname(char *);
32 long convtime(const char *);
33 char *tilde_expand_filename(const char *, uid_t);
34 char *percent_expand(const char *, ...) __attribute__((__sentinel__));
35 char *tohex(const void *, size_t);
36 void sanitise_stdfd(void);
37 void ms_subtract_diff(struct timeval *, int *);
38 void ms_to_timeval(struct timeval *, int);
39 void sock_set_v6only(int);
40 void sock_get_rcvbuf(int *, int);
42 struct passwd *pwcopy(struct passwd *);
43 const char *ssh_gai_strerror(int);
45 typedef struct arglist arglist;
51 void addargs(arglist *, char *, ...)
52 __attribute__((format(printf, 2, 3)));
53 void replacearg(arglist *, u_int, char *, ...)
54 __attribute__((format(printf, 3, 4)));
55 void freeargs(arglist *);
57 int tun_open(int, int);
59 /* Common definitions for ssh tunnel device forwarding */
60 #define SSH_TUNMODE_NO 0x00
61 #define SSH_TUNMODE_POINTOPOINT 0x01
62 #define SSH_TUNMODE_ETHERNET 0x02
63 #define SSH_TUNMODE_DEFAULT SSH_TUNMODE_POINTOPOINT
64 #define SSH_TUNMODE_YES (SSH_TUNMODE_POINTOPOINT|SSH_TUNMODE_ETHERNET)
66 #define SSH_TUNID_ANY 0x7fffffff
67 #define SSH_TUNID_ERR (SSH_TUNID_ANY - 1)
68 #define SSH_TUNID_MAX (SSH_TUNID_ANY - 2)
70 /* Functions to extract or store big-endian words of various sizes */
71 u_int64_t get_u64(const void *)
72 __attribute__((__bounded__( __minbytes__, 1, 8)));
73 u_int32_t get_u32(const void *)
74 __attribute__((__bounded__( __minbytes__, 1, 4)));
75 u_int16_t get_u16(const void *)
76 __attribute__((__bounded__( __minbytes__, 1, 2)));
77 void put_u64(void *, u_int64_t)
78 __attribute__((__bounded__( __minbytes__, 1, 8)));
79 void put_u32(void *, u_int32_t)
80 __attribute__((__bounded__( __minbytes__, 1, 4)));
81 void put_u16(void *, u_int16_t)
82 __attribute__((__bounded__( __minbytes__, 1, 2)));
86 u_int64_t rate, thresh, lamt;
87 struct timeval bwstart, bwend;
90 void bandwidth_limit_init(struct bwlimit *, u_int64_t, size_t);
91 void bandwidth_limit(struct bwlimit *, size_t);
93 int parse_ipqos(const char *);
94 void mktemp_proto(char *, size_t);
98 #define RP_ECHO 0x0001
99 #define RP_ALLOW_STDIN 0x0002
100 #define RP_ALLOW_EOF 0x0004
101 #define RP_USE_ASKPASS 0x0008
103 char *read_passphrase(const char *, int);
104 int ask_permission(const char *, ...) __attribute__((format(printf, 1, 2)));
105 int read_keyfile_line(FILE *, const char *, char *, size_t, u_long *);