mirror of
https://github.com/xorgy/mediafire-fuse
synced 2026-01-13 13:14:29 -08:00
Refactor code into utils, mfapi and mfshell
- utils is the low level library used by the others - mfapi uses utils and implements the api and some wrappers - mfshell uses mfapi and utils to provide a shell
This commit is contained in:
josch
209
mfshell/main.c
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209
mfshell/main.c
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/*
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* Copyright (C) 2013 Bryan Christ <bryan.christ@mediafire.com>
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* 2014 Johannes Schauer <j.schauer@email.de>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2, as published by
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* the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <termios.h>
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#include <unistd.h>
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#include <getopt.h>
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#include <wordexp.h>
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#include <openssl/ssl.h>
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#include "mfshell.h"
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#include "../utils/strings.h"
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static void
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mfshell_run(mfshell_t *mfshell);
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static void
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mfshell_parse_commands(mfshell_t *mfshell, char *command);
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void print_help(mfshell_t *mfshell, char *cmd)
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{
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fprintf(stderr, "A shell to access a MediaFire account.\n");
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fprintf(stderr, "\n");
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fprintf(stderr, "Usage: %s [options]\n", cmd);
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fprintf(stderr, "\n");
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fprintf(stderr, " -h, --help Print this help\n");
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fprintf(stderr, " -v, --version Print version information\n");
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fprintf(stderr, " -c, --command=<CMD> Run command CMD and exit\n");
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fprintf(stderr, " -u, --username=<USER> Login username\n");
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fprintf(stderr, " -p, --password=<PASS> Login password\n");
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fprintf(stderr, " -s, --server=<SERVER> Login server\n");
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fprintf(stderr, "\n");
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fprintf(stderr, "Username and password are optional. If not given, they\n"
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"have to be entered via standard input.\n");
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fprintf(stderr, "\n");
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fprintf(stderr, "You should not pass your password as a commandline\n"
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"argument as other users with access to the list of\n"
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"running processes will then be able to see it.\n");
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fprintf(stderr, "\n");
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fprintf(stderr, "Use the \"help\" command to print a list of available\n"
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"commands in the interactive environment:\n");
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fprintf(stderr, "\n");
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fprintf(stderr, " %s -c help\n", cmd);
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fprintf(stderr, "\n");
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}
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void parse_argv(mfshell_t *mfshell, int argc, char **argv, char **username,
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char **password, char **server, char **command)
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{
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static struct option long_options[] = {
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{"command", required_argument, 0, 'c'},
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{"username", required_argument, 0, 'u'},
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{"password", required_argument, 0, 'p'},
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{"server", required_argument, 0, 's'},
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{"help", no_argument, 0, 'h'},
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{"version", no_argument, 0, 'v'}
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};
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int c;
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for (;;) {
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c = getopt_long(argc, argv, "c:u:p:s:hv", long_options, NULL);
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if (c == -1)
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break;
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switch (c) {
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case 'c':
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*command = strdup(optarg);
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break;
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case 'u':
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*username = strdup(optarg);
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break;
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case 'p':
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*password = strdup(optarg);
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break;
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case 's':
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*server = strdup(optarg);
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break;
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case 'h':
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print_help(mfshell, argv[0]);
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exit(0);
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case 'v':
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exit(0);
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case '?':
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exit(1);
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break;
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default:
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fprintf(stderr, "getopt_long returned character code %c\n", c);
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}
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}
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if (optind < argc) {
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// TODO: handle non-option argv elements
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fprintf(stderr, "Unexpected positional arguments\n");
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exit(1);
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}
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if (*password != NULL && *username == NULL) {
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fprintf(stderr, "You cannot pass the password without the username\n");
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exit(1);
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}
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}
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int main(int argc,char **argv)
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{
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mfshell_t *mfshell;
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char *server = "www.mediafire.com";
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char *username = NULL;
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char *password = NULL;
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char *command = NULL;
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size_t len;
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int retval;
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SSL_library_init();
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parse_argv(mfshell, argc, argv, &username, &password, &server, &command);
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mfshell = mfshell_create(35860,
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"2c6dq0gb2sr8rgsue5a347lzpjnaay46yjazjcjg",server);
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if (command == NULL) {
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// begin shell mode
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mfshell_run(mfshell);
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} else {
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// interpret command
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mfshell_parse_commands(mfshell, command);
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}
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return 0;
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}
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static void
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mfshell_parse_commands(mfshell_t *mfshell, char *command)
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{
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char *next;
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int ret;
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wordexp_t p;
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// FIXME: don't split by semicolon but by unescaped/unquoted semicolon
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while ((next = strsep(&command, ";")) != NULL) {
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// FIXME: handle non-zero return value of wordexp
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ret = wordexp(next, &p, WRDE_SHOWERR | WRDE_UNDEF);
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if (p.we_wordc < 1) {
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fprintf(stderr, "Need more than zero arguments\n");
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exit(1);
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}
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mfshell_exec(mfshell, p.we_wordc, p.we_wordv);
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wordfree(&p);
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}
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}
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static void
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mfshell_run(mfshell_t *mfshell)
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{
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char *cmd = NULL;
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size_t len;
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int abort = 0;
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int retval;
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do
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{
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printf("\n\rmfshell > ");
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retval = getline(&cmd,&len,stdin);
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if (retval == -1) {
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exit(1);
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}
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if (cmd[strlen(cmd)-1] == '\n')
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cmd[strlen(cmd)-1] = '\0';
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printf("\n\r");
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if(strcmp(cmd,"exit") == 0)
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{
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abort = 1;
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continue;
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}
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if(strcmp(cmd,"quit") == 0)
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{
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abort = 1;
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continue;
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}
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retval = mfshell_exec_shell_command(mfshell,cmd);
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free(cmd);
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cmd = NULL;
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}
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while(abort == 0);
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return;
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}
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