[NaCl SDK] Add more termios functions to nacl_io

These new functions are currently only stubs and
do effect the tty device.

R=binji@chromium.org

Review URL: https://codereview.chromium.org/22839018

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@219139 0039d316-1c4b-4281-b951-d872f2087c98

10 files changed, 115 insertions, 0 deletions

diff --git a/native_client_sdk/src/libraries/nacl_io/include/sys/termios.h b/native_client_sdk/src/libraries/nacl_io/include/sys/termios.h
index a817565..7a4af07 100644
--- a/native_client_sdk/src/libraries/nacl_io/include/sys/termios.h
+++ b/native_client_sdk/src/libraries/nacl_io/include/sys/termios.h
@@ -99,6 +99,11 @@
 #define TCSADRAIN 1
 #define TCSAFLUSH 2
 
+#define TCOOFF    0
+#define TCOON     1
+#define TCIOFF    2
+#define TCION     3
+
 typedef unsigned char cc_t;
 typedef unsigned short tcflag_t;
 typedef char speed_t;
@@ -120,8 +125,17 @@ struct termios {
 
 __BEGIN_DECLS
 
+speed_t cfgetispeed(const struct termios *termios_p);
+speed_t cfgetospeed(const struct termios *termios_p);
+int cfsetispeed(struct termios *termios_p, speed_t speed);
+int cfsetospeed(struct termios *termios_p, speed_t speed);
+int cfsetspeed(struct termios *termios_p, speed_t speed);
+
+int tcdrain(int fd);
+int tcflow(int fd, int action);
 int tcflush(int fd, int queue_selector);
 int tcgetattr(int fd, struct termios *termios_p);
+int tcsendbreak(int fd, int duration);
 int tcsetattr(int fd, int optional_actions, const struct termios *termios_p);
 
 __END_DECLS
diff --git a/native_client_sdk/src/libraries/nacl_io/library.dsc b/native_client_sdk/src/libraries/nacl_io/library.dsc
index acd2ba8..533bcf4 100644
--- a/native_client_sdk/src/libraries/nacl_io/library.dsc
+++ b/native_client_sdk/src/libraries/nacl_io/library.dsc
@@ -47,6 +47,11 @@
         "syscalls/accept.c",
         "syscalls/access.c",
         "syscalls/bind.c",
+        "syscalls/cfgetispeed.c",
+        "syscalls/cfgetospeed.c",
+        "syscalls/cfsetspeed.c",
+        "syscalls/cfsetispeed.c",
+        "syscalls/cfsetospeed.c",
         "syscalls/chdir.c",
         "syscalls/chmod.c",
         "syscalls/chown.c",
@@ -82,8 +87,11 @@
         "syscalls/recvfrom.c",
         "syscalls/recvmsg.c",
         "syscalls/remove.c",
+        "syscalls/tcdrain.c",
+        "syscalls/tcflow.c",
         "syscalls/tcflush.c",
         "syscalls/tcgetattr.c",
+        "syscalls/tcsendbreak.c",
         "syscalls/tcsetattr.c",
         "syscalls/select.c",
         "syscalls/send.c",
diff --git a/native_client_sdk/src/libraries/nacl_io/syscalls/cfgetispeed.c b/native_client_sdk/src/libraries/nacl_io/syscalls/cfgetispeed.c
new file mode 100644
index 0000000..747e234
--- /dev/null
+++ b/native_client_sdk/src/libraries/nacl_io/syscalls/cfgetispeed.c
@@ -0,0 +1,10 @@
+/* Copyright 2013 The Chromium Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file. */
+
+#include "nacl_io/kernel_intercept.h"
+#include "nacl_io/kernel_wrap.h"
+
+speed_t cfgetispeed(const struct termios *termios_p) {
+  return termios_p->c_ispeed;
+}
diff --git a/native_client_sdk/src/libraries/nacl_io/syscalls/cfgetospeed.c b/native_client_sdk/src/libraries/nacl_io/syscalls/cfgetospeed.c
new file mode 100644
index 0000000..1e6ccb7
--- /dev/null
+++ b/native_client_sdk/src/libraries/nacl_io/syscalls/cfgetospeed.c
@@ -0,0 +1,10 @@
+/* Copyright 2013 The Chromium Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file. */
+
+#include "nacl_io/kernel_intercept.h"
+#include "nacl_io/kernel_wrap.h"
+
+speed_t cfgetospeed(const struct termios *termios_p) {
+  return termios_p->c_ospeed;
+}
diff --git a/native_client_sdk/src/libraries/nacl_io/syscalls/cfsetispeed.c b/native_client_sdk/src/libraries/nacl_io/syscalls/cfsetispeed.c
new file mode 100644
index 0000000..7ae776c
--- /dev/null
+++ b/native_client_sdk/src/libraries/nacl_io/syscalls/cfsetispeed.c
@@ -0,0 +1,11 @@
+/* Copyright 2013 The Chromium Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file. */
+
+#include "nacl_io/kernel_intercept.h"
+#include "nacl_io/kernel_wrap.h"
+
+int cfsetispeed(struct termios *termios_p, speed_t speed) {
+  termios_p->c_ispeed = speed;
+  return 0;
+}
diff --git a/native_client_sdk/src/libraries/nacl_io/syscalls/cfsetospeed.c b/native_client_sdk/src/libraries/nacl_io/syscalls/cfsetospeed.c
new file mode 100644
index 0000000..7e13b1a
--- /dev/null
+++ b/native_client_sdk/src/libraries/nacl_io/syscalls/cfsetospeed.c
@@ -0,0 +1,11 @@
+/* Copyright 2013 The Chromium Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file. */
+
+#include "nacl_io/kernel_intercept.h"
+#include "nacl_io/kernel_wrap.h"
+
+int cfsetospeed(struct termios *termios_p, speed_t speed) {
+  termios_p->c_ospeed = speed;
+  return 0;
+}
diff --git a/native_client_sdk/src/libraries/nacl_io/syscalls/cfsetspeed.c b/native_client_sdk/src/libraries/nacl_io/syscalls/cfsetspeed.c
new file mode 100644
index 0000000..3d618e3
--- /dev/null
+++ b/native_client_sdk/src/libraries/nacl_io/syscalls/cfsetspeed.c
@@ -0,0 +1,12 @@
+/* Copyright 2013 The Chromium Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file. */
+
+#include "nacl_io/kernel_intercept.h"
+#include "nacl_io/kernel_wrap.h"
+
+int cfsetspeed(struct termios *termios_p, speed_t speed) {
+  termios_p->c_ispeed = speed;
+  termios_p->c_ospeed = speed;
+  return 0;
+}
diff --git a/native_client_sdk/src/libraries/nacl_io/syscalls/tcdrain.c b/native_client_sdk/src/libraries/nacl_io/syscalls/tcdrain.c
new file mode 100644
index 0000000..49c078bb
--- /dev/null
+++ b/native_client_sdk/src/libraries/nacl_io/syscalls/tcdrain.c
@@ -0,0 +1,13 @@
+/* Copyright 2013 The Chromium Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file. */
+
+#include <errno.h>
+
+#include "nacl_io/kernel_intercept.h"
+#include "nacl_io/kernel_wrap.h"
+
+int tcdrain(int fd) {
+  errno = ENOSYS;
+  return -1;
+}
diff --git a/native_client_sdk/src/libraries/nacl_io/syscalls/tcflow.c b/native_client_sdk/src/libraries/nacl_io/syscalls/tcflow.c
new file mode 100644
index 0000000..a299153
--- /dev/null
+++ b/native_client_sdk/src/libraries/nacl_io/syscalls/tcflow.c
@@ -0,0 +1,13 @@
+/* Copyright 2013 The Chromium Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file. */
+
+#include <errno.h>
+
+#include "nacl_io/kernel_intercept.h"
+#include "nacl_io/kernel_wrap.h"
+
+int tcflow(int fd, int action) {
+  errno = ENOSYS;
+  return -1;
+}
diff --git a/native_client_sdk/src/libraries/nacl_io/syscalls/tcsendbreak.c b/native_client_sdk/src/libraries/nacl_io/syscalls/tcsendbreak.c
new file mode 100644
index 0000000..9674467
--- /dev/null
+++ b/native_client_sdk/src/libraries/nacl_io/syscalls/tcsendbreak.c
@@ -0,0 +1,13 @@
+/* Copyright 2013 The Chromium Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file. */
+
+#include <errno.h>
+
+#include "nacl_io/kernel_intercept.h"
+#include "nacl_io/kernel_wrap.h"
+
+int tcsendbreak(int fd, int duration) {
+  errno = ENOSYS;
+  return -1;
+}