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1 | /* $Id: testback.c,v 1.5 2003/01/12 16:11:27 ben Exp $ */ |
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2 | /* |
3 | * Copyright (c) 1999 Simon Tatham |
4 | * Copyright (c) 1999 Ben Harris |
5 | * All rights reserved. |
6 | * |
7 | * Permission is hereby granted, free of charge, to any person |
8 | * obtaining a copy of this software and associated documentation |
9 | * files (the "Software"), to deal in the Software without |
10 | * restriction, including without limitation the rights to use, |
11 | * copy, modify, merge, publish, distribute, sublicense, and/or |
12 | * sell copies of the Software, and to permit persons to whom the |
13 | * Software is furnished to do so, subject to the following |
14 | * conditions: |
15 | * |
16 | * The above copyright notice and this permission notice shall be |
17 | * included in all copies or substantial portions of the Software. |
18 | * |
19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
20 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
21 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
22 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR |
23 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF |
24 | * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
25 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
26 | * SOFTWARE. |
27 | */ |
28 | |
29 | /* PuTTY test backends */ |
30 | |
31 | #include <stdio.h> |
32 | #include <stdlib.h> |
33 | |
34 | #include "putty.h" |
35 | |
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36 | static char *null_init(void *, void **, Config *, char *, int, char **, int); |
37 | static char *loop_init(void *, void **, Config *, char *, int, char **, int); |
38 | static void null_reconfig(void *, Config *); |
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39 | static int null_send(void *, char *, int); |
40 | static int loop_send(void *, char *, int); |
41 | static int null_sendbuffer(void *); |
42 | static void null_size(void *, int, int); |
43 | static void null_special(void *, Telnet_Special); |
44 | static Socket null_socket(void *); |
45 | static int null_exitcode(void *); |
46 | static int null_sendok(void *); |
47 | static int null_ldisc(void *, int); |
48 | static void null_provide_ldisc(void *, void *); |
49 | static void null_provide_logctx(void *, void *); |
50 | static void null_unthrottle(void *, int); |
51 | |
52 | Backend null_backend = { |
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53 | null_init, null_reconfig, null_send, null_sendbuffer, null_size, |
54 | null_special, null_socket, null_exitcode, null_sendok, null_ldisc, |
55 | null_provide_ldisc, null_provide_logctx, null_unthrottle, 0 |
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56 | }; |
57 | |
58 | Backend loop_backend = { |
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59 | loop_init, null_reconfig, loop_send, null_sendbuffer, null_size, |
60 | null_special, null_socket, null_exitcode, null_sendok, null_ldisc, |
61 | null_provide_ldisc, null_provide_logctx, null_unthrottle, 0 |
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62 | }; |
63 | |
64 | struct loop_state { |
65 | Terminal *term; |
66 | }; |
67 | |
68 | static char *null_init(void *frontend_handle, void **backend_handle, |
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69 | Config *cfg, char *host, int port, char **realhost, |
70 | int nodelay) { |
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71 | |
72 | return NULL; |
73 | } |
74 | |
75 | static char *loop_init(void *frontend_handle, void **backend_handle, |
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76 | Config *cfg, char *host, int port, char **realhost, |
77 | int nodelay) { |
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78 | struct loop_state *st = smalloc(sizeof(*st)); |
79 | |
80 | st->term = frontend_handle; |
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81 | *backend_handle = st; |
82 | return NULL; |
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83 | } |
84 | |
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85 | static void null_reconfig(void *handle, Config *cfg) { |
86 | |
87 | } |
88 | |
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89 | static int null_send(void *handle, char *buf, int len) { |
90 | |
91 | return 0; |
92 | } |
93 | |
94 | static int loop_send(void *handle, char *buf, int len) { |
95 | struct loop_state *st = handle; |
96 | |
97 | return from_backend(st->term, 0, buf, len); |
98 | } |
99 | |
100 | static int null_sendbuffer(void *handle) { |
101 | |
102 | return 0; |
103 | } |
104 | |
105 | static void null_size(void *handle, int width, int height) { |
106 | |
107 | } |
108 | |
109 | static void null_special(void *handle, Telnet_Special code) { |
110 | |
111 | } |
112 | |
113 | static Socket null_socket(void *handle) { |
114 | |
115 | return NULL; |
116 | } |
117 | |
118 | static int null_exitcode(void *handle) { |
119 | |
120 | return 0; |
121 | } |
122 | |
123 | static int null_sendok(void *handle) { |
124 | |
125 | return 1; |
126 | } |
127 | |
128 | static void null_unthrottle(void *handle, int backlog) { |
129 | |
130 | } |
131 | |
132 | static int null_ldisc(void *handle, int option) { |
133 | |
134 | return 0; |
135 | } |
136 | |
137 | static void null_provide_ldisc (void *handle, void *ldisc) { |
138 | |
139 | } |
140 | |
141 | static void null_provide_logctx(void *handle, void *logctx) { |
142 | |
143 | } |
144 | |
145 | /* |
146 | * Emacs magic: |
147 | * Local Variables: |
148 | * c-file-style: "simon" |
149 | * End: |
150 | */ |