From 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Sat, 12 Feb 2011 00:22:29 -0500
Subject: initial check-in, version 0.5.0

---
 src/linux/getpass.c | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 src/linux/getpass.c

(limited to 'src/linux/getpass.c')

diff --git a/src/linux/getpass.c b/src/linux/getpass.c
new file mode 100644
index 00000000..d439a2a5
--- /dev/null
+++ b/src/linux/getpass.c
@@ -0,0 +1,39 @@
+#include <stdio.h>
+#include <string.h>
+#include <termios.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+char *getpass(const char *prompt)
+{
+	int fd;
+	struct termios s, t;
+	ssize_t l;
+	static char password[128];
+
+	if ((fd = open("/dev/tty", O_RDONLY|O_NOCTTY)) < 0) fd = 0;
+
+	tcgetattr(fd, &t);
+	s = t;
+	t.c_lflag &= ~(ECHO|ISIG);
+	t.c_lflag |= ICANON;
+	t.c_iflag &= ~(INLCR|IGNCR);
+	t.c_iflag |= ICRNL;
+	tcsetattr(fd, TCSAFLUSH, &t);
+	tcdrain(fd);
+
+	fputs(prompt, stderr);
+	fflush(stderr);
+
+	l = read(fd, password, sizeof password);
+	if (l >= 0) {
+		if (l > 0 && password[l-1] == '\n') l--;
+		password[l] = 0;
+	}
+
+	tcsetattr(fd, TCSAFLUSH, &s);
+
+	if (fd > 2) close(fd);
+
+	return password;
+}
-- 
cgit 1.4.1