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-rw-r--r--src/cerberus.c4
-rw-r--r--src/security.c8
-rw-r--r--src/security.h6
3 files changed, 9 insertions, 9 deletions
diff --git a/src/cerberus.c b/src/cerberus.c
index ca4cf48..2199d7b 100644
--- a/src/cerberus.c
+++ b/src/cerberus.c
@@ -169,8 +169,8 @@ int main(int argc, char** argv)
/* TODO login */
- /* Reset terminal ownership */
- chown_tty(0, 0, 0);
+ /* Reset terminal ownership and mode */
+ chown_tty(0, -1, 0);
return 0;
}
diff --git a/src/security.c b/src/security.c
index 1dc8c8c..33342fc 100644
--- a/src/security.c
+++ b/src/security.c
@@ -38,7 +38,7 @@ void secure_tty(void)
int fd, i;
/* Set ownership of this TTY to root:root */
- chown_tty(0, 0, 1);
+ chown_tty(0, -1, 1);
/* Get TTY name for last part of this functions */
tty_device = ttyname(STDIN_FILENO);
@@ -74,11 +74,11 @@ void secure_tty(void)
/**
* Set ownership and mode of the TTY
*
- * @param owner The owner
- * @param group The group
+ * @param owner The owner, -1 for unchanged
+ * @param group The group, -1 for unchanged
* @param with_fail Abort on failure
*/
-void chown_tty(int owner, int group, int with_fail)
+void chown_tty(uid_t owner, gid_t group, int with_fail)
{
struct vt_stat vtstat;
diff --git a/src/security.h b/src/security.h
index bbc0c4e..464afbf 100644
--- a/src/security.h
+++ b/src/security.h
@@ -41,9 +41,9 @@ void secure_tty(void);
/**
* Set ownership and mode of the TTY
*
- * @param owner The owner
- * @param group The group
+ * @param owner The owner, -1 for unchanged
+ * @param group The group, -1 for unchanged
* @param with_fail Abort on failure
*/
-void chown_tty(int owner, int group, int with_fail);
+void chown_tty(uid_t owner, gid_t group, int with_fail);