+sub hash_password {
+ my ($self, %params) = @_;
+
+ if (!$params{algorithm}) {
+ $params{algorithm} = 'SHA1';
+ $params{fallback_algorithm} = 'MD5';
+ }
+
+ if ($params{algorithm} eq 'SHA1') {
+ if (eval { require Digest::SHA1; 1 }) {
+ return '{SHA1}' . Digest::SHA1::sha1_hex($params{password});
+
+ } elsif ($params{fallback_algorithm}) {
+ return $self->hash_password(%params, algorithm => $params{fallback_algorithm});
+
+ } else {
+ die 'Digest::SHA1 not available';
+ }
+
+ } elsif ($params{algorithm} eq 'MD5') {
+ require Digest::MD5;
+ return '{MD5}' . Digest::MD5::md5_hex($params{password});
+
+ } elsif ($params{algorithm} eq 'CRYPT') {
+ return '{CRYPT}' . crypt($params{password}, substr($params{login}, 0, 2));
+
+ } else {
+ croak 'Unsupported hash algorithm ' . $params{algorithm};
+ }
+}
+
+sub parse_password_entry {
+ my ($self, $password) = @_;
+
+ return ($1, $2) if $password =~ m/^\{ ([^\}]+) \} (.+)/x;
+ return ('CRYPT', $password);
+}
+