Annotation of src/crypto/external/bsd/openssh/dist/misc.h, Revision 1.1.1.7
1.1.1.7 ! christos 1: /* $OpenBSD: misc.h,v 1.57 2016/07/15 00:24:30 djm Exp $ */
1.1 christos 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:
15: #ifndef _MISC_H
16: #define _MISC_H
17:
1.1.1.6 christos 18: /* Data structure for representing a forwarding request. */
19: struct Forward {
20: char *listen_host; /* Host (address) to listen on. */
21: int listen_port; /* Port to forward. */
22: char *listen_path; /* Path to bind domain socket. */
23: char *connect_host; /* Host to connect. */
24: int connect_port; /* Port to connect on connect_host. */
25: char *connect_path; /* Path to connect domain socket. */
26: int allocated_port; /* Dynamically allocated listen port */
27: int handle; /* Handle for dynamic listen ports */
28: };
29:
1.1.1.7 ! christos 30: int forward_equals(const struct Forward *, const struct Forward *);
! 31:
1.1.1.6 christos 32: /* Common server and client forwarding options. */
33: struct ForwardOptions {
34: int gateway_ports; /* Allow remote connects to forwarded ports. */
35: mode_t streamlocal_bind_mask; /* umask for streamlocal binds */
36: int streamlocal_bind_unlink; /* unlink socket before bind */
37: };
38:
1.1 christos 39: /* misc.c */
40:
41: char *chop(char *);
42: char *strdelim(char **);
43: int set_nonblock(int);
44: int unset_nonblock(int);
45: void set_nodelay(int);
46: int a2port(const char *);
47: int a2tun(const char *, int *);
48: char *put_host_port(const char *, u_short);
49: char *hpdelim(char **);
50: char *cleanhostname(char *);
51: char *colon(char *);
1.1.1.7 ! christos 52: int parse_user_host_port(const char *, char **, char **, int *);
1.1 christos 53: long convtime(const char *);
54: char *tilde_expand_filename(const char *, uid_t);
55: char *percent_expand(const char *, ...) __attribute__((__sentinel__));
56: char *tohex(const void *, size_t);
57: void sanitise_stdfd(void);
58: void ms_subtract_diff(struct timeval *, int *);
59: void ms_to_timeval(struct timeval *, int);
1.1.1.5 christos 60: time_t monotime(void);
1.1.1.7 ! christos 61: double monotime_double(void);
1.1.1.6 christos 62: void lowercase(char *s);
63: int unix_listener(const char *, int, int);
1.1 christos 64:
65: struct passwd *pwcopy(struct passwd *);
66: const char *ssh_gai_strerror(int);
67:
68: typedef struct arglist arglist;
69: struct arglist {
70: char **list;
71: u_int num;
72: u_int nalloc;
73: };
74: void addargs(arglist *, char *, ...)
75: __attribute__((format(printf, 2, 3)));
76: void replacearg(arglist *, u_int, char *, ...)
77: __attribute__((format(printf, 3, 4)));
78: void freeargs(arglist *);
79:
80: int tun_open(int, int);
81:
82: /* Common definitions for ssh tunnel device forwarding */
83: #define SSH_TUNMODE_NO 0x00
84: #define SSH_TUNMODE_POINTOPOINT 0x01
85: #define SSH_TUNMODE_ETHERNET 0x02
86: #define SSH_TUNMODE_DEFAULT SSH_TUNMODE_POINTOPOINT
87: #define SSH_TUNMODE_YES (SSH_TUNMODE_POINTOPOINT|SSH_TUNMODE_ETHERNET)
88:
89: #define SSH_TUNID_ANY 0x7fffffff
90: #define SSH_TUNID_ERR (SSH_TUNID_ANY - 1)
91: #define SSH_TUNID_MAX (SSH_TUNID_ANY - 2)
92:
1.1.1.6 christos 93: /* Fake port to indicate that host field is really a path. */
94: #define PORT_STREAMLOCAL -2
95:
1.1 christos 96: /* Functions to extract or store big-endian words of various sizes */
97: u_int64_t get_u64(const void *)
98: __attribute__((__bounded__( __minbytes__, 1, 8)));
99: u_int32_t get_u32(const void *)
100: __attribute__((__bounded__( __minbytes__, 1, 4)));
101: u_int16_t get_u16(const void *)
102: __attribute__((__bounded__( __minbytes__, 1, 2)));
103: void put_u64(void *, u_int64_t)
104: __attribute__((__bounded__( __minbytes__, 1, 8)));
105: void put_u32(void *, u_int32_t)
106: __attribute__((__bounded__( __minbytes__, 1, 4)));
107: void put_u16(void *, u_int16_t)
108: __attribute__((__bounded__( __minbytes__, 1, 2)));
109:
1.1.1.6 christos 110: /* Little-endian store/load, used by umac.c */
111: u_int32_t get_u32_le(const void *)
112: __attribute__((__bounded__(__minbytes__, 1, 4)));
113: void put_u32_le(void *, u_int32_t)
114: __attribute__((__bounded__(__minbytes__, 1, 4)));
115:
1.1.1.3 christos 116: struct bwlimit {
117: size_t buflen;
118: u_int64_t rate, thresh, lamt;
119: struct timeval bwstart, bwend;
120: };
121:
122: void bandwidth_limit_init(struct bwlimit *, u_int64_t, size_t);
123: void bandwidth_limit(struct bwlimit *, size_t);
124:
125: int parse_ipqos(const char *);
1.1.1.4 christos 126: const char *iptos2str(int);
1.1.1.3 christos 127: void mktemp_proto(char *, size_t);
1.1 christos 128:
129: /* readpass.c */
130:
131: #define RP_ECHO 0x0001
132: #define RP_ALLOW_STDIN 0x0002
133: #define RP_ALLOW_EOF 0x0004
134: #define RP_USE_ASKPASS 0x0008
135:
136: char *read_passphrase(const char *, int);
137: int ask_permission(const char *, ...) __attribute__((format(printf, 1, 2)));
138: int read_keyfile_line(FILE *, const char *, char *, size_t, u_long *);
139:
140: #endif /* _MISC_H */
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