initial check-in, version 0.5.0v0.5.0

9 files changed, 96 insertions, 0 deletions

diff --git a/src/termios/cfgetospeed.c b/src/termios/cfgetospeed.c
new file mode 100644
index 00000000..0ebc198c
--- /dev/null
+++ b/src/termios/cfgetospeed.c
@@ -0,0 +1,12 @@
+#include <termios.h>
+#include <sys/ioctl.h>
+
+speed_t cfgetospeed(const struct termios *tio)
+{
+	return tio->c_cflag & CBAUD;
+}
+
+speed_t cfgetispeed(const struct termios *tio)
+{
+	return cfgetospeed(tio);
+}
diff --git a/src/termios/cfsetospeed.c b/src/termios/cfsetospeed.c
new file mode 100644
index 00000000..80c790f1
--- /dev/null
+++ b/src/termios/cfsetospeed.c
@@ -0,0 +1,22 @@
+#include <termios.h>
+#include <sys/ioctl.h>
+#include <errno.h>
+#include "libc.h"
+
+int cfsetospeed(struct termios *tio, speed_t speed)
+{
+	if (speed & ~CBAUD) {
+		errno = EINVAL;
+		return -1;
+	}
+	tio->c_cflag &= ~CBAUD;
+	tio->c_cflag |= speed;
+	return 0;
+}
+
+int cfsetispeed(struct termios *tio, speed_t speed)
+{
+	return speed ? cfsetospeed(tio, speed) : 0;
+}
+
+weak_alias(cfsetospeed, cfsetspeed);
diff --git a/src/termios/tcdrain.c b/src/termios/tcdrain.c
new file mode 100644
index 00000000..c51dd401
--- /dev/null
+++ b/src/termios/tcdrain.c
@@ -0,0 +1,7 @@
+#include <termios.h>
+#include <sys/ioctl.h>
+
+int tcdrain(int fd)
+{
+	return ioctl(fd, TCSBRK, 1);
+}
diff --git a/src/termios/tcflow.c b/src/termios/tcflow.c
new file mode 100644
index 00000000..c7fc3fe2
--- /dev/null
+++ b/src/termios/tcflow.c
@@ -0,0 +1,7 @@
+#include <termios.h>
+#include <sys/ioctl.h>
+
+int tcflow(int fd, int action)
+{
+	return ioctl(fd, TCXONC, action);
+}
diff --git a/src/termios/tcflush.c b/src/termios/tcflush.c
new file mode 100644
index 00000000..50222669
--- /dev/null
+++ b/src/termios/tcflush.c
@@ -0,0 +1,7 @@
+#include <termios.h>
+#include <sys/ioctl.h>
+
+int tcflush(int fd, int queue)
+{
+	return ioctl(fd, TCFLSH, queue);
+}
diff --git a/src/termios/tcgetattr.c b/src/termios/tcgetattr.c
new file mode 100644
index 00000000..d9ce786e
--- /dev/null
+++ b/src/termios/tcgetattr.c
@@ -0,0 +1,10 @@
+#include <termios.h>
+#include <sys/ioctl.h>
+#include <string.h>
+
+int tcgetattr(int fd, struct termios *tio)
+{
+	if (ioctl(fd, TCGETS, tio))
+		return -1;
+	return 0;
+}
diff --git a/src/termios/tcgetsid.c b/src/termios/tcgetsid.c
new file mode 100644
index 00000000..1053fd64
--- /dev/null
+++ b/src/termios/tcgetsid.c
@@ -0,0 +1,10 @@
+#include <termios.h>
+#include <sys/ioctl.h>
+
+pid_t tcgetsid(int fd)
+{
+	int sid;
+	if (ioctl(fd, TIOCGSID, &sid) < 0)
+		return -1;
+	return sid;
+}
diff --git a/src/termios/tcsendbreak.c b/src/termios/tcsendbreak.c
new file mode 100644
index 00000000..b6df0a23
--- /dev/null
+++ b/src/termios/tcsendbreak.c
@@ -0,0 +1,8 @@
+#include <termios.h>
+#include <sys/ioctl.h>
+
+int tcsendbreak(int fd, int dur)
+{
+	/* nonzero duration is implementation-defined, so ignore it */
+	return ioctl(fd, TCSBRK, 0);
+}
diff --git a/src/termios/tcsetattr.c b/src/termios/tcsetattr.c
new file mode 100644
index 00000000..e9a168f3
--- /dev/null
+++ b/src/termios/tcsetattr.c
@@ -0,0 +1,13 @@
+#include <termios.h>
+#include <sys/ioctl.h>
+#include <string.h>
+#include <errno.h>
+
+int tcsetattr(int fd, int act, const struct termios *tio)
+{
+	if (act < 0 || act > 2) {
+		errno = EINVAL;
+		return -1;
+	}
+	return ioctl(fd, TCSETS+act, tio);
+}