diff options
Diffstat (limited to 'ttymodes.h')
-rw-r--r-- | ttymodes.h | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/ttymodes.h b/ttymodes.h index 14e177cef..24f07560c 100644 --- a/ttymodes.h +++ b/ttymodes.h | |||
@@ -1,4 +1,4 @@ | |||
1 | /* $OpenBSD: ttymodes.h,v 1.15 2016/05/03 09:03:49 dtucker Exp $ */ | 1 | /* $OpenBSD: ttymodes.h,v 1.16 2017/04/30 23:26:54 djm Exp $ */ |
2 | 2 | ||
3 | /* | 3 | /* |
4 | * Author: Tatu Ylonen <ylo@cs.hut.fi> | 4 | * Author: Tatu Ylonen <ylo@cs.hut.fi> |
@@ -38,22 +38,13 @@ | |||
38 | */ | 38 | */ |
39 | 39 | ||
40 | /* | 40 | /* |
41 | * SSH1: | 41 | * The tty mode description is a string, consisting of |
42 | * The tty mode description is a stream of bytes. The stream consists of | ||
43 | * opcode-arguments pairs. It is terminated by opcode TTY_OP_END (0). | 42 | * opcode-arguments pairs. It is terminated by opcode TTY_OP_END (0). |
44 | * Opcodes 1-127 have one-byte arguments. Opcodes 128-159 have integer | 43 | * Opcodes 1-159 have uint32 arguments. |
45 | * arguments. Opcodes 160-255 are not yet defined, and cause parsing to | 44 | * Opcodes 160-255 are not yet defined and cause parsing to stop (they |
46 | * stop (they should only be used after any other data). | 45 | * should only be used after any other data). |
47 | * | 46 | * |
48 | * SSH2: | 47 | * The client puts in the string any modes it knows about, and the |
49 | * Differences between SSH1 and SSH2 terminal mode encoding include: | ||
50 | * 1. Encoded terminal modes are represented as a string, and a stream | ||
51 | * of bytes within that string. | ||
52 | * 2. Opcode arguments are uint32 (1-159); 160-255 remain undefined. | ||
53 | * 3. The values for TTY_OP_ISPEED and TTY_OP_OSPEED are different; | ||
54 | * 128 and 129 vs. 192 and 193 respectively. | ||
55 | * | ||
56 | * The client puts in the stream any modes it knows about, and the | ||
57 | * server ignores any modes it does not know about. This allows some degree | 48 | * server ignores any modes it does not know about. This allows some degree |
58 | * of machine-independence, at least between systems that use a posix-like | 49 | * of machine-independence, at least between systems that use a posix-like |
59 | * tty interface. The protocol can support other systems as well, but might | 50 | * tty interface. The protocol can support other systems as well, but might |