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authorDamien Miller <djm@mindrot.org>2005-08-16 21:32:09 +1000
committerDamien Miller <djm@mindrot.org>2005-08-16 21:32:09 +1000
commit1d10976c161cfb2e7ec114b7c72885e6f195a3d5 (patch)
tree74c1002a6cd8c8c011de4b2cba6fbbeafd606f91
parentc1819c831f044905298ca91cf5848aba3177be00 (diff)
downloadopenssh-git-1d10976c161cfb2e7ec114b7c72885e6f195a3d5.tar.gz
- (djm) [ttymodes.c] bugzilla #1054: Fix encoding of _POSIX_VDISABLE,
from Jacob Nevins; ok dtucker@
-rw-r--r--ChangeLog6
-rw-r--r--ttymodes.c30
2 files changed, 33 insertions, 3 deletions
diff --git a/ChangeLog b/ChangeLog
index 1eba83b1..e77dd1f4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+20050816
+ - (djm) [ttymodes.c] bugzilla #1054: Fix encoding of _POSIX_VDISABLE,
+ from Jacob Nevins; ok dtucker@
+
20050815
- (tim) [sftp.c] wrap el_end() in #ifdef USE_LIBEDIT
- (tim) [configure.ac] corrections to libedit tests. Report and patches
@@ -2937,4 +2941,4 @@
- (djm) Trim deprecated options from INSTALL. Mention UsePAM
- (djm) Fix quote handling in sftp; Patch from admorten AT umich.edu
-$Id: ChangeLog,v 1.3873 2005/08/16 00:48:40 tim Exp $
+$Id: ChangeLog,v 1.3874 2005/08/16 11:32:09 djm Exp $
diff --git a/ttymodes.c b/ttymodes.c
index c32e213a..cf4c7d5c 100644
--- a/ttymodes.c
+++ b/ttymodes.c
@@ -241,6 +241,32 @@ baud_to_speed(int baud)
}
/*
+ * Encode a special character into SSH line format.
+ */
+static u_int
+special_char_encode(cc_t c)
+{
+#ifdef _POSIX_VDISABLE
+ if (c == _POSIX_VDISABLE)
+ return 255;
+#endif /* _POSIX_VDISABLE */
+ return c;
+}
+
+/*
+ * Decode a special character from SSH line format.
+ */
+static cc_t
+special_char_decode(u_int c)
+{
+#ifdef _POSIX_VDISABLE
+ if (c == 255)
+ return _POSIX_VDISABLE;
+#endif /* _POSIX_VDISABLE */
+ return c;
+}
+
+/*
* Encodes terminal modes for the terminal referenced by fd
* or tiop in a portable manner, and appends the modes to a packet
* being constructed.
@@ -287,7 +313,7 @@ tty_make_modes(int fd, struct termios *tiop)
#define TTYCHAR(NAME, OP) \
debug3("tty_make_modes: %d %d", OP, tio.c_cc[NAME]); \
buffer_put_char(&buf, OP); \
- put_arg(&buf, tio.c_cc[NAME]);
+ put_arg(&buf, special_char_encode(tio.c_cc[NAME]));
#define TTYMODE(NAME, FIELD, OP) \
debug3("tty_make_modes: %d %d", OP, ((tio.FIELD & NAME) != 0)); \
@@ -375,7 +401,7 @@ tty_parse_modes(int fd, int *n_bytes_ptr)
#define TTYCHAR(NAME, OP) \
case OP: \
n_bytes += arg_size; \
- tio.c_cc[NAME] = get_arg(); \
+ tio.c_cc[NAME] = special_char_decode(get_arg()); \
debug3("tty_parse_modes: %d %d", OP, tio.c_cc[NAME]); \
break;
#define TTYMODE(NAME, FIELD, OP) \