/*  flicp - copy files to/from imond server
 *
 *  Copyright (C) 2002 Christopher Loessl <cloessl@gmx.net>
 *                     Stefan Strigler <steve@zeank.in-berlin.de>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public Licensse as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boson, MA 02111-1307, USA.
 *
 *  Created:         2003 04 10
 *  Last updated:    2003 04 10
 */


#include "comi.h"


void usage(char *progname) {


    printf("Usage: %s [-v] [-h] [-p port] [-u <userpw>] [-a <adminpw>] -r <rootpw> <localfile> <host>:<remotefile>\n", progname);

    putchar('\n');

    printf("       %s [-v] [-h] [-p port] [-u <userpw>] [-a <adminpw>] -r <rootpw> <host>:<remotefile> <localfile>\n", progname);
    putchar('\n');
    printf("       host        remote machine to connect to\n");
    printf("       remotefile  path to file on remote machine\n");
    printf("       localfile   path to local file\n");
    printf("       -v          be a little bit more verbose\n");
    printf("       -p port       alternate port on remote machine\n");
    printf("       -h          print this help\n");
    printf("       -u          set the userpw\n");
    printf("       -a          set the adminpw\n");
    printf("       -r          set the rootpw\n");
    printf("       -q          silent (quit) (stupid with -v)\n");
    printf("       -i          interactic mode (ask for passwords)\n");
    exit(1);
}


int send_buf(int fd, char *str) {
    int len=strlen(str);
    char buf[len+2];

    sprintf(buf, "%s\r\n", str);
    if (send(fd, buf, len+2, 0) < 0) {
        perror("send");
        return -1;
    }

    if (verbose)
        printf(">>> %s.\n", str);

    return 0;
}   /* unused */


/* antwort bekommen */
char *get_answer (int fd) {
    static char buf[8192];
    char *tmp;
    char c[1];
    int len=0;

    tmp=buf;
    while (read(fd, c, 1) > 0) {
        len ++;
        if (c[0]=='\n')
            break; /* break at end of line */
        if (c[0] != '\r')
            *tmp++=c[0];
    }

    *tmp='\0';

    if (len <= 0)
        return ((char *) NULL);

    /* [zeank] scanning for newline not necessary anymore */
/*     while (len > 1 && (buf[len - 1]=='\n' || buf[len - 1]=='\r')) { */
/*         buf[len - 1]='\0'; */
/*         len--; */
/*     } */

#ifdef DEBUG
        printf("<<< %s.\n", buf);
#endif

    if (!strncmp(buf, "OK ", 3)) {    /* OK xxxx */
        return (buf + 3);
    }    else if (len > 2 && !strcmp(buf + len - 2, "OK")) {
        *(buf + len - 2)='\0';
        return (buf);
    }    else if (len==2 && !strcmp(buf, "OK")) {
        return (buf);
    }
    return ((char *) NULL); /* ERR xxxx    */
} /* get_answer (fd) */


/* for interaktiv mode */
int read_line (char *password) {
    int zaehler=0; /* counts the letters, max is 80 */
    int letter;

    letter=getchar();

    while (zaehler < MAX_L && letter != EOF && letter!='\n'){
        *password++=letter;
        letter=getchar();
        zaehler++;
    }
    *password='\0';
    if(letter==EOF )
        return EOF;
    else
        return zaehler;
}