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/* -*- linux-c -*- */
/*
*
* $Id: mpiosh.c,v 1.19 2002/10/12 18:31:45 crunchy Exp $
*
* Author: Andreas Büsching <crunchy@tzi.de>
*
* mpiosh - user interface of the mpio library, providing access to
* some model of the MPIO mp3 players.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* */
#include <signal.h>
#include <sys/types.h>
#include <unistd.h>
#include "libmpio/debug.h"
#include "libmpio/mpio.h"
#include "callback.h"
#include "command.h"
#include "readline.h"
#include "mpiosh.h"
/* structure containing current state */
mpiosh_t mpiosh;
/* flag indicating a user-interrupt of the current command */
int mpiosh_cancel = 0;
int mpiosh_cancel_ack = 0;
/* prompt strings */
const char *PROMPT_INT = "\033[;1mmpio <i>\033[m ";
const char *PROMPT_EXT = "\033[;1mmpio <e>\033[m ";
mpiosh_cmd_t commands[] = {
{ "debug", "[level|file|on|off] <value>",
" modify debugging options",
mpiosh_cmd_debug, NULL },
{ "ver", NULL,
" version of mpio package",
mpiosh_cmd_version, NULL },
{ "help", "[<command>]",
" show information about known commands or just about <command>",
mpiosh_cmd_help, NULL },
{ "dir", NULL,
" list content of current memory card",
mpiosh_cmd_dir, NULL },
{ "info", NULL,
" show information about MPIO player",
mpiosh_cmd_info, NULL },
{ "mem", "[i|e]",
" set current memory card. 'i' selects the internal and 'e'\n"
" selects the external memory card (smart media card)",
mpiosh_cmd_mem, NULL },
{ "open", NULL,
" open connect to MPIO player",
mpiosh_cmd_open, NULL },
{ "close", NULL,
" close connect to MPIO player",
mpiosh_cmd_close, NULL },
{ "quit", " or exit",
"exit mpiosh and close the device",
mpiosh_cmd_quit, NULL },
{ "exit", NULL, NULL, mpiosh_cmd_quit },
{ "get", "<filename>",
"read <filename> from memory card",
mpiosh_cmd_get, mpiosh_readline_comp_mpio_file },
{ "mget", "<regexp>",
" read all files matching the regular expression\n"
" from the selected memory card",
mpiosh_cmd_mget, mpiosh_readline_comp_mpio_file },
{ "put", "<filename>",
" write <filename> to memory card",
mpiosh_cmd_put, mpiosh_readline_comp_mpio_file },
{ "mput", "<regexp>",
" write all local files matching the regular expression\n"
" to the selected memory card",
mpiosh_cmd_mput, mpiosh_readline_comp_mpio_file },
{ "del", "<filename>",
" deletes <filename> from memory card",
mpiosh_cmd_del, mpiosh_readline_comp_mpio_file },
{ "mdel", "<regexp>",
" deletes all files matching the regular expression\n"
" from the selected memory card",
mpiosh_cmd_mdel, mpiosh_readline_comp_mpio_file },
{ "dump", NULL,
" get all files of current memory card",
mpiosh_cmd_dump, NULL },
{ "free", NULL,
" display amount of available bytes of current memory card",
mpiosh_cmd_free, NULL },
{ "format", NULL,
" format current memory card",
mpiosh_cmd_format, NULL },
/* { "switch", "<file1> <file2>", */
/* "switches the order of two files", */
/* mpiosh_cmd_switch }, */
{ "ldir", NULL,
" list local directory",
mpiosh_cmd_ldir, NULL },
{ "lpwd", NULL,
" print current working directory",
mpiosh_cmd_lpwd, NULL },
{ "lcd", NULL,
" change the current working directory",
mpiosh_cmd_lcd, NULL },
{ "lmkdir", NULL,
" create a local directory",
mpiosh_cmd_lmkdir, NULL },
{ "dump_memory", NULL,
" dump FAT, directory, spare area and the first 0x100 of the\n"
" selected memory card",
mpiosh_cmd_dump_mem, NULL },
{ NULL, NULL, NULL, NULL, NULL }
};
/* mpiosh core functions */
void
mpiosh_init(void)
{
mpiosh.dev = NULL;
mpiosh.card = MPIO_INTERNAL_MEM;
mpiosh.prompt = PROMPT_INT;
}
void
mpiosh_signal_handler(int signal)
{
mpiosh_cancel = 1;
mpiosh_cancel_ack = 0;
}
int
main(int argc, char *argv[]) {
char * line;
char ** cmds, **walk;
mpiosh_cmd_t * cmd;
struct sigaction sigc;
int interactive = 1;
UNUSED(argc);
UNUSED(argv);
setenv("mpio_debug", "", 0);
setenv("mpio_color", "", 0);
/* no unwanted interruption anymore */
sigc.sa_handler = mpiosh_signal_handler;
sigc.sa_flags = SA_NOMASK;
sigaction(SIGINT, &sigc, NULL);
/* init readline and history */
mpiosh_readline_init();
using_history();
debug_init();
mpiosh_init();
mpiosh.dev = mpio_init(mpiosh_callback_init);
printf("\n");
if (mpiosh.card == MPIO_INTERNAL_MEM)
mpiosh.prompt = PROMPT_INT;
else
mpiosh.prompt = PROMPT_EXT;
if (!isatty(fileno(stdin))) {
interactive = 0;
mpiosh.prompt = NULL;
mpiosh_readline_pipe();
}
if (!mpiosh.dev && interactive) {
printf("could not find MPIO player.\n");
}
while ((line = readline(mpiosh.prompt))) {
if ((*line == '\0') || mpiosh_cancel) {
rl_clear_pending_input ();
mpiosh_cancel = 0;
mpiosh_cancel_ack = 0;
continue;
}
cmds = mpiosh_command_split_line(line);
if (cmds[0][0] == '\0') {
free(cmds);
continue;
}
walk = cmds;
while (*walk) {
cmd = mpiosh_command_find(*walk);
if (cmd) {
char ** help, **args = mpiosh_command_get_args(*walk);
help = args;
if (!interactive) debug("running... '%s'\n", *walk);
cmd->cmd_func(args);
mpiosh_command_free_args(args);
} else
fprintf(stderr, "unknown command: '%s'\n", *walk);
/* if ((idx = history_search(line, -1)) != -1) */
/* history_set_pos(idx); */
/* else */
add_history(line);
free(*walk);
walk++;
}
free(cmds);
/* reset abort state */
mpiosh_cancel = 0;
}
mpiosh_cmd_quit(NULL);
return 0;
}
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