Do not expose password if it is empty and PWF_STANDARD format is requested

[pw-darwin.git] / pw / pw_conf.c

diff --git a/pw/pw_conf.c b/pw/pw_conf.c
index 8a0e644eb8ae663cfaea89ea186d13df519f431e..9377239c990696a7836f392abca7a605b4f5362b 100644 (file)
--- a/pw/pw_conf.c
+++ b/pw/pw_conf.c
@@ -22,16 +22,18 @@
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
- *
- *     $Id: pw_conf.c,v 1.1.1.2 1996/12/10 23:59:00 joerg Exp $
  */
 
+#ifndef lint
+static const char rcsid[] =
+  "$FreeBSD$";
+#endif /* not lint */
+
 #include <string.h>
 #include <ctype.h>
 #include <fcntl.h>
 
 #include "pw.h"
-#include "pwupd.h"
 
 #define debugging 0
 
@@ -40,6 +42,7 @@ enum {
        _UC_DEFAULTPWD,
        _UC_REUSEUID,
        _UC_REUSEGID,
+       _UC_NISPASSWD,
        _UC_DOTDIR,
        _UC_NEWMAIL,
        _UC_LOGFILE,
@@ -64,7 +67,8 @@ static char     bourne_shell[] = "sh";
 static char    *system_shells[_UC_MAXSHELLS] =
 {
        bourne_shell,
-       "csh"
+       "csh",
+       "tcsh"
 };
 
 static char const *booltrue[] =
@@ -81,6 +85,7 @@ static struct userconf config =
        0,                      /* Default password for new users? (nologin) */
        0,                      /* Reuse uids? */
        0,                      /* Reuse gids? */
+       NULL,                   /* NIS version of the passwd file */
        "/usr/share/skel",      /* Where to obtain skeleton files */
        NULL,                   /* Mail to send to new accounts */
        "/var/log/userlog",     /* Where to log changes */
@@ -94,7 +99,8 @@ static struct userconf config =
        1000, 32000,            /* Allowed range of uids */
        1000, 32000,            /* Allowed range of gids */
        0,                      /* Days until account expires */
-       0                       /* Days until password expires */
+       0,                      /* Days until password expires */
+       0                       /* size of default_group array */
 };
 
 static char const *comments[_UC_FIELDS] =
@@ -103,12 +109,13 @@ static char const *comments[_UC_FIELDS] =
        "\n# Password for new users? no=nologin yes=loginid none=blank random=random\n",
        "\n# Reuse gaps in uid sequence? (yes or no)\n",
        "\n# Reuse gaps in gid sequence? (yes or no)\n",
+       "\n# Path to the NIS passwd file (blank or 'no' for none)\n",
        "\n# Obtain default dotfiles from this directory\n",
        "\n# Mail this file to new user (/etc/newuser.msg or no)\n",
        "\n# Log add/change/remove information in this file\n",
        "\n# Root directory in which $HOME directory is created\n",
        "\n# Colon separated list of directories containing valid shells\n",
-       "\n# Space separated list of available shells (without paths)\n",
+       "\n# Comma separated list of available shells (without paths)\n",
        "\n# Default shell (without path)\n",
        "\n# Default group (leave blank for new group per user)\n",
        "\n# Extra groups for new users\n",
@@ -127,6 +134,7 @@ static char const *kwds[] =
        "defaultpasswd",
        "reuseuids",
        "reusegids",
+       "nispasswd",
        "skeleton",
        "newmail",
        "logfile",
@@ -266,6 +274,10 @@ read_userconfig(char const * file)
                                case _UC_REUSEGID:
                                        config.reuse_gids = boolean_val(q, 0);
                                        break;
+                               case _UC_NISPASSWD:
+                                       config.nispasswd = (q == NULL || !boolean_val(q, 1))
+                                               ? NULL : newstr(q);
+                                       break;
                                case _UC_DOTDIR:
                                        config.dotdir = (q == NULL || !boolean_val(q, 1))
                                                ? NULL : newstr(q);
@@ -298,7 +310,8 @@ read_userconfig(char const * file)
                                                ? (char *) bourne_shell : newstr(q);
                                        break;
                                case _UC_DEFAULTGROUP:
-                                       config.default_group = (q == NULL || !boolean_val(q, 1) || getgrnam(q) == NULL)
+                                       q = unquote(q);
+                                       config.default_group = (q == NULL || !boolean_val(q, 1) || GETGRNAM(q) == NULL)
                                                ? NULL : newstr(q);
                                        break;
                                case _UC_EXTRAGROUPS:
@@ -384,6 +397,10 @@ write_userconfig(char const * file)
                                case _UC_REUSEGID:
                                        val = boolean_str(config.reuse_gids);
                                        break;
+                               case _UC_NISPASSWD:
+                                       val = config.nispasswd ? config.nispasswd : "";
+                                       quote = 0;
+                                       break;
                                case _UC_DOTDIR:
                                        val = config.dotdir ? config.dotdir : boolean_str(0);
                                        break;
@@ -403,6 +420,8 @@ write_userconfig(char const * file)
                                        for (j = k = 0; j < _UC_MAXSHELLS && system_shells[j] != NULL; j++) {
                                                char    lbuf[64];
                                                int     l = snprintf(lbuf, sizeof lbuf, "%s\"%s\"", k ? "," : "", system_shells[j]);
+                                               if (l < 0)
+                                                       l = 0;
                                                if (l + k + 1 < len || extendline(&buf, &len, len + LNBUFSZ) != -1) {
                                                        strcpy(buf + k, lbuf);
                                                        k += l;
@@ -421,6 +440,8 @@ write_userconfig(char const * file)
                                        for (j = k = 0; j < config.numgroups && config.groups[j] != NULL; j++) {
                                                char    lbuf[64];
                                                int     l = snprintf(lbuf, sizeof lbuf, "%s\"%s\"", k ? "," : "", config.groups[j]);
+                                               if (l < 0)
+                                                       l = 0;
                                                if (l + k + 1 < len || extendline(&buf, &len, len + 1024) != -1) {
                                                        strcpy(buf + k, lbuf);
                                                        k +=  l;