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| author | Mattias Andrée <maandree@operamail.com> | 2013-11-18 18:29:22 +0100 |
|---|---|---|
| committer | Mattias Andrée <maandree@operamail.com> | 2013-11-18 18:29:22 +0100 |
| commit | 44716a78aa42f999ac618cec1dc04ddb0c2c42e0 (patch) | |
| tree | 47fe1fe4a3bbfdad403308e6565aebccd8d5ba01 /src/cerberus.c | |
| parent | confs (diff) | |
| download | libpassphrase-44716a78aa42f999ac618cec1dc04ddb0c2c42e0.tar.gz libpassphrase-44716a78aa42f999ac618cec1dc04ddb0c2c42e0.tar.bz2 libpassphrase-44716a78aa42f999ac618cec1dc04ddb0c2c42e0.tar.xz | |
use tty group
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to '')
| -rw-r--r-- | src/cerberus.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/src/cerberus.c b/src/cerberus.c index 2199d7b..e3f3f95 100644 --- a/src/cerberus.c +++ b/src/cerberus.c @@ -19,6 +19,11 @@ #include "cerberus.h" +#ifndef USE_TTY_GROUP +#define tty_group 0 +#endif + + /** * Mane method * @@ -33,6 +38,10 @@ int main(int argc, char** argv) char* passphrase = NULL; char preserve_env = 0; char skip_auth = 0; + #ifdef USE_TTY_GROUP + gid_t tty_group = 0; + struct group* group; + #endif struct passwd* entry; @@ -117,7 +126,11 @@ int main(int argc, char** argv) /* Make sure nopony is spying */ - secure_tty(); + #ifdef USE_TTY_GROUP + if ((group = getgrnam("tty"))) + tty_group = group->gr_gid; + #endif + secure_tty(tty_group); /* Set up clean quiting and time out */ @@ -170,7 +183,7 @@ int main(int argc, char** argv) /* Reset terminal ownership and mode */ - chown_tty(0, -1, 0); + chown_tty(0, tty_group, 0); return 0; } |