misc.h revision 1.1
1/* $NetBSD: misc.h,v 1.1 2009/06/07 22:19:11 christos Exp $ */ 2/* $OpenBSD: misc.h,v 1.38 2008/06/12 20:38:28 dtucker Exp $ */ 3 4/* 5 * Author: Tatu Ylonen <ylo@cs.hut.fi> 6 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland 7 * All rights reserved 8 * 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". 14 */ 15 16#ifndef _MISC_H 17#define _MISC_H 18 19/* misc.c */ 20 21char *chop(char *); 22char *strdelim(char **); 23int set_nonblock(int); 24int unset_nonblock(int); 25void set_nodelay(int); 26int a2port(const char *); 27int a2tun(const char *, int *); 28char *put_host_port(const char *, u_short); 29char *hpdelim(char **); 30char *cleanhostname(char *); 31char *colon(char *); 32long convtime(const char *); 33char *tilde_expand_filename(const char *, uid_t); 34char *percent_expand(const char *, ...) __attribute__((__sentinel__)); 35char *tohex(const void *, size_t); 36void sanitise_stdfd(void); 37void ms_subtract_diff(struct timeval *, int *); 38void ms_to_timeval(struct timeval *, int); 39 40struct passwd *pwcopy(struct passwd *); 41const char *ssh_gai_strerror(int); 42 43typedef struct arglist arglist; 44struct arglist { 45 char **list; 46 u_int num; 47 u_int nalloc; 48}; 49void addargs(arglist *, char *, ...) 50 __attribute__((format(printf, 2, 3))); 51void replacearg(arglist *, u_int, char *, ...) 52 __attribute__((format(printf, 3, 4))); 53void freeargs(arglist *); 54 55int 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 */ 69u_int64_t get_u64(const void *) 70 __attribute__((__bounded__( __minbytes__, 1, 8))); 71u_int32_t get_u32(const void *) 72 __attribute__((__bounded__( __minbytes__, 1, 4))); 73u_int16_t get_u16(const void *) 74 __attribute__((__bounded__( __minbytes__, 1, 2))); 75void put_u64(void *, u_int64_t) 76 __attribute__((__bounded__( __minbytes__, 1, 8))); 77void put_u32(void *, u_int32_t) 78 __attribute__((__bounded__( __minbytes__, 1, 4))); 79void 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 90char *read_passphrase(const char *, int); 91int ask_permission(const char *, ...) __attribute__((format(printf, 1, 2))); 92int read_keyfile_line(FILE *, const char *, char *, size_t, u_long *); 93 94#endif /* _MISC_H */ 95