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d037a8b0 | 1 | /* $OpenBSD: misc.h,v 1.38 2008/06/12 20:38:28 dtucker Exp $ */ |
3c0ef626 | 2 | |
3 | /* | |
4 | * Author: Tatu Ylonen <ylo@cs.hut.fi> | |
5 | * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland | |
6 | * All rights reserved | |
7 | * | |
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". | |
13 | */ | |
14 | ||
d037a8b0 | 15 | #ifndef _MISC_H |
16 | #define _MISC_H | |
17 | ||
18 | /* misc.c */ | |
19 | ||
3c0ef626 | 20 | char *chop(char *); |
21 | char *strdelim(char **); | |
d037a8b0 | 22 | int set_nonblock(int); |
23 | int unset_nonblock(int); | |
24 | void set_nodelay(int); | |
3c0ef626 | 25 | int a2port(const char *); |
d037a8b0 | 26 | int a2tun(const char *, int *); |
27 | char *put_host_port(const char *, u_short); | |
28 | char *hpdelim(char **); | |
3c0ef626 | 29 | char *cleanhostname(char *); |
30 | char *colon(char *); | |
31 | long convtime(const char *); | |
d037a8b0 | 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); | |
3c0ef626 | 38 | |
39 | struct passwd *pwcopy(struct passwd *); | |
d037a8b0 | 40 | void pwfree(struct passwd *); |
41 | const char *ssh_gai_strerror(int); | |
3c0ef626 | 42 | |
43 | typedef struct arglist arglist; | |
44 | struct arglist { | |
d037a8b0 | 45 | char **list; |
46 | u_int num; | |
47 | u_int nalloc; | |
3c0ef626 | 48 | }; |
d037a8b0 | 49 | void addargs(arglist *, char *, ...) |
50 | __attribute__((format(printf, 2, 3))); | |
51 | void replacearg(arglist *, u_int, char *, ...) | |
52 | __attribute__((format(printf, 3, 4))); | |
53 | void freeargs(arglist *); | |
54 | ||
55 | int tun_open(int, int); | |
56 | ||
57 | /* Common definitions for ssh tunnel device forwarding */ | |
58 | #define SSH_TUNMODE_NO 0x00 | |
59 | #define SSH_TUNMODE_POINTOPOINT 0x01 | |
60 | #define SSH_TUNMODE_ETHERNET 0x02 | |
61 | #define SSH_TUNMODE_DEFAULT SSH_TUNMODE_POINTOPOINT | |
62 | #define SSH_TUNMODE_YES (SSH_TUNMODE_POINTOPOINT|SSH_TUNMODE_ETHERNET) | |
63 | ||
64 | #define SSH_TUNID_ANY 0x7fffffff | |
65 | #define SSH_TUNID_ERR (SSH_TUNID_ANY - 1) | |
66 | #define SSH_TUNID_MAX (SSH_TUNID_ANY - 2) | |
67 | ||
68 | /* Functions to extract or store big-endian words of various sizes */ | |
69 | u_int64_t get_u64(const void *) | |
70 | __attribute__((__bounded__( __minbytes__, 1, 8))); | |
71 | u_int32_t get_u32(const void *) | |
72 | __attribute__((__bounded__( __minbytes__, 1, 4))); | |
73 | u_int16_t get_u16(const void *) | |
74 | __attribute__((__bounded__( __minbytes__, 1, 2))); | |
75 | void put_u64(void *, u_int64_t) | |
76 | __attribute__((__bounded__( __minbytes__, 1, 8))); | |
77 | void put_u32(void *, u_int32_t) | |
78 | __attribute__((__bounded__( __minbytes__, 1, 4))); | |
79 | void put_u16(void *, u_int16_t) | |
80 | __attribute__((__bounded__( __minbytes__, 1, 2))); | |
81 | ||
82 | ||
83 | /* readpass.c */ | |
84 | ||
85 | #define RP_ECHO 0x0001 | |
86 | #define RP_ALLOW_STDIN 0x0002 | |
87 | #define RP_ALLOW_EOF 0x0004 | |
88 | #define RP_USE_ASKPASS 0x0008 | |
89 | ||
90 | char *read_passphrase(const char *, int); | |
91 | int ask_permission(const char *, ...) __attribute__((format(printf, 1, 2))); | |
92 | int read_keyfile_line(FILE *, const char *, char *, size_t, u_long *); | |
3c0ef626 | 93 | |
d037a8b0 | 94 | #endif /* _MISC_H */ |