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Annotation of src/usr.bin/tcfs/tcfsadduser.c, Revision 1.1

1.1     ! provos      1: /*
        !             2:  *     Transparent Cryptographic File System (TCFS) for NetBSD
        !             3:  *     Author and mantainer:   Luigi Catuogno [luicat@tcfs.unisa.it]
        !             4:  *
        !             5:  *     references:             http://tcfs.dia.unisa.it
        !             6:  *                             tcfs-bsd@tcfs.unisa.it
        !             7:  */
        !             8:
        !             9: /*
        !            10:  *     Base utility set v0.1
        !            11:  */
        !            12:
        !            13: #include <stdio.h>
        !            14: #include <unistd.h>
        !            15: #include <limits.h>
        !            16:
        !            17: #include <miscfs/tcfs/tcfs.h>
        !            18:
        !            19: #include "tcfslib.h"
        !            20: #include "tcfserrors.h"
        !            21:
        !            22:
        !            23: char *adduser_usage="Usage: %s [OPTION]...
        !            24: Add an user entry to the TCFS database.
        !            25:
        !            26:   -l <user>    Username to add to the TCFS database
        !            27:   -h           Shows this help
        !            28:   -v           Makes the output a little more verbose\n";
        !            29:
        !            30: int
        !            31: adduser_main (int argn, char *argv[])
        !            32: {
        !            33:        char val;
        !            34:        int have_user = FALSE, be_verbose = FALSE;
        !            35:        char user[LOGIN_NAME_MAX + 1];
        !            36:        tcfspwdb *user_info;
        !            37:
        !            38:        /*
        !            39:         * Going to check the arguments
        !            40:         */
        !            41:        while ((val = getopt(argn, argv, "g:l:hv"))!=EOF)
        !            42:                switch (val) {
        !            43:                case 'l':
        !            44:                        strlcpy (user, optarg, sizeof(user));
        !            45:                        have_user = 1;
        !            46:                        break;
        !            47:                case 'h':
        !            48:                        show_usage (adduser_usage, argv[0]);
        !            49:                        exit (OK);
        !            50:                        break;
        !            51:                case 'v':
        !            52:                        be_verbose = TRUE;
        !            53:                        break;
        !            54:                default:
        !            55:                        fprintf (stderr,
        !            56:                                 "Try %s --help for more information.\n",
        !            57:                                 argv[0]);
        !            58:                        exit (ER_UNKOPT);
        !            59:                        break;
        !            60:                }
        !            61:
        !            62:        if (argn-optind)
        !            63:                tcfs_error (ER_UNKOPT, NULL);
        !            64:
        !            65:        /*
        !            66:         * Here we don't have to drop root privileges because only root
        !            67:         * should run us.
        !            68:         * However we can do better. Maybe in next versions.
        !            69:         */
        !            70:        if (!have_user) {
        !            71:                printf ("Username to add to TCFS database: ");
        !            72:                fgets (user, sizeof(user), stdin);
        !            73:                user[strlen(user)-1] = '\0';
        !            74:        }
        !            75:
        !            76:        if (be_verbose)
        !            77:                printf ("Creating a new entry for user %s in the TCFS database...\n", user);
        !            78:
        !            79:        /*
        !            80:         * Creating a new entry into the key database
        !            81:         */
        !            82:        if (!tcfspwdbr_new (&user_info))
        !            83:                tcfs_error (ER_MEM, NULL);
        !            84:
        !            85:        if (!tcfspwdbr_edit (&user_info, F_USR, user))
        !            86:                tcfs_error (ER_MEM, NULL);
        !            87:
        !            88:        if (!tcfs_putpwnam (user, user_info, U_NEW))
        !            89:                tcfs_error (ER_CUSTOM, "Error: cannot add user.");
        !            90:
        !            91:        if (be_verbose)
        !            92:                printf ("User entry created with success.\n");
        !            93:
        !            94:        tcfs_error (OK, NULL);
        !            95: }