1 /* $OpenBSD: misc.h,v 1.50 2013/10/14 23:28:23 djm Exp $ */
4 * Author: Tatu Ylonen <ylo@cs.hut.fi>
5 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
8 * As far as I am concerned, the code I have written for this software
9 * can be used freely for any purpose. Any derived versions of this
10 * software must be clearly marked as such, and if the derived work is
11 * incompatible with the protocol description in the RFC file, it must be
12 * called by a name other than "ssh" or "Secure Shell".
21 char *strdelim(char **);
22 int set_nonblock(int);
23 int unset_nonblock(int);
24 void set_nodelay(int);
25 int a2port(const char *);
26 int a2tun(const char *, int *);
27 char *put_host_port(const char *, u_short);
28 char *hpdelim(char **);
29 char *cleanhostname(char *);
31 long convtime(const char *);
32 char *tilde_expand_filename(const char *, uid_t);
33 char *percent_expand(const char *, ...) __attribute__((__sentinel__));
34 char *tohex(const void *, size_t);
35 void sanitise_stdfd(void);
36 void ms_subtract_diff(struct timeval *, int *);
37 void ms_to_timeval(struct timeval *, int);
38 time_t monotime(void);
39 void lowercase(char *s);
41 void sock_set_v6only(int);
43 struct passwd *pwcopy(struct passwd *);
44 const char *ssh_gai_strerror(int);
46 typedef struct arglist arglist;
52 void addargs(arglist *, char *, ...)
53 __attribute__((format(printf, 2, 3)));
54 void replacearg(arglist *, u_int, char *, ...)
55 __attribute__((format(printf, 3, 4)));
56 void freeargs(arglist *);
58 int tun_open(int, int);
60 /* Common definitions for ssh tunnel device forwarding */
61 #define SSH_TUNMODE_NO 0x00
62 #define SSH_TUNMODE_POINTOPOINT 0x01
63 #define SSH_TUNMODE_ETHERNET 0x02
64 #define SSH_TUNMODE_DEFAULT SSH_TUNMODE_POINTOPOINT
65 #define SSH_TUNMODE_YES (SSH_TUNMODE_POINTOPOINT|SSH_TUNMODE_ETHERNET)
67 #define SSH_TUNID_ANY 0x7fffffff
68 #define SSH_TUNID_ERR (SSH_TUNID_ANY - 1)
69 #define SSH_TUNID_MAX (SSH_TUNID_ANY - 2)
71 /* Functions to extract or store big-endian words of various sizes */
72 u_int64_t get_u64(const void *)
73 __attribute__((__bounded__( __minbytes__, 1, 8)));
74 u_int32_t get_u32(const void *)
75 __attribute__((__bounded__( __minbytes__, 1, 4)));
76 u_int16_t get_u16(const void *)
77 __attribute__((__bounded__( __minbytes__, 1, 2)));
78 void put_u64(void *, u_int64_t)
79 __attribute__((__bounded__( __minbytes__, 1, 8)));
80 void put_u32(void *, u_int32_t)
81 __attribute__((__bounded__( __minbytes__, 1, 4)));
82 void put_u16(void *, u_int16_t)
83 __attribute__((__bounded__( __minbytes__, 1, 2)));
87 u_int64_t rate, thresh, lamt;
88 struct timeval bwstart, bwend;
91 void bandwidth_limit_init(struct bwlimit *, u_int64_t, size_t);
92 void bandwidth_limit(struct bwlimit *, size_t);
94 int parse_ipqos(const char *);
95 const char *iptos2str(int);
96 void mktemp_proto(char *, size_t);
100 #define RP_ECHO 0x0001
101 #define RP_ALLOW_STDIN 0x0002
102 #define RP_ALLOW_EOF 0x0004
103 #define RP_USE_ASKPASS 0x0008
105 char *read_passphrase(const char *, int);
106 int ask_permission(const char *, ...) __attribute__((format(printf, 1, 2)));
107 int read_keyfile_line(FILE *, const char *, char *, size_t, u_long *);