int main(int argc, char** argv, char** env)
{
if(argc != 3) {
printf("USAGE:\n\t%s <PIPE_IN> <PIPE_OUT>\n", argv[0]);
return -1;
}
fd_in = open_in(argv[1]);
if(fd_in < 0) {
perror("in pine");
return errno;
};
fd_out = open_out(argv[2]);
if(fd_out < 0) {
perror("out pipe");
return errno;
};
/* chat here */
while(1) {
int ret;
char buff[80];
struct pollfd pfd[] = {
{
.fd = fd_in,
.events = POLLIN,
},
{
.fd = STDIN_FILENO,
.events = POLLIN,
},
};
uint8 IEC::Out(uint8 byte, bool eoi)
{
if (listener_active) {
if (received_cmd == CMD_OPEN)
return open_out(byte, eoi);
if (received_cmd == CMD_DATA)
return data_out(byte, eoi);
return ST_TIMEOUT;
} else
return ST_TIMEOUT;
}
int open_out(char* name)
{
int ret = open(name, O_RDWR);
if(ret < 0) {
printf("DEBUG: %s not present. Create\n", name);
umask(0);
ret = mkfifo(name, 0666);
printf("DEBUG: %s Created\n", name);
if(ret < 0) return ret;
return open_out(name);
}
printf("DEBUG: %s open success\n", name);
return ret;
}
static int
parse_args(int argc, char **argv, struct state *st)
{
char **cur, n;
for (cur = argv + 1, n = 0; cur < argv + argc; cur++) {
const char *arg = *cur;
switch (n) {
case 0: /* input file */
n++;
if (arg[0] == '-' && !arg[1]) {
st->inname = "<STDIN>";
st->inf = stdin;
} else {
st->inname = arg;
st->inf = open_in(st->inname);
}
if (!st->inf)
goto failure;
break;
case 1: /* output file */
n++;
if (arg[0] == '-' && !arg[1]) {
st->outname = "<STDOUT>";
st->outf = stdout;
} else {
st->outname = arg;
st->outf = open_out(st->outname);
}
if (!st->outf)
goto failure;
break;
default:
fprintf(stderr, "usage: %s <in-file.bmp> [<out-file.c>]\n", argv[0]);
return 1;
}
}
if (n == 1) {
st->outname = "<STDOUT>";
st->outf = stdout;
}
if (n > 0)
return 0; /* success */
failure:
return -1; /* failure */
}
/*=export_func optionParseShell
* private:
*
* what: Decipher a boolean value
* arg: + tOptions * + pOpts + program options descriptor +
*
* doc:
* Emit a shell script that will parse the command line options.
=*/
void
optionParseShell(tOptions * opts)
{
/*
* Check for our SHELL option now.
* IF the output file contains the "#!" magic marker,
* it will override anything we do here.
*/
if (HAVE_GENSHELL_OPT(SHELL))
shell_prog = GENSHELL_OPT_ARG(SHELL);
else if (! ENABLED_GENSHELL_OPT(SHELL))
shell_prog = NULL;
else if ((shell_prog = getenv("SHELL")),
shell_prog == NULL)
shell_prog = POSIX_SHELL;
/*
* Check for a specified output file
*/
if (HAVE_GENSHELL_OPT(SCRIPT))
open_out(GENSHELL_OPT_ARG(SCRIPT), opts->pzProgName);
emit_usage(opts);
emit_setup(opts);
/*
* There are four modes of option processing.
*/
switch (opts->fOptSet & (OPTPROC_LONGOPT|OPTPROC_SHORTOPT)) {
case OPTPROC_LONGOPT:
fputs(LOOP_STR, stdout);
fputs(LONG_OPT_MARK, stdout);
fputs(INIT_LOPT_STR, stdout);
emit_long(opts);
printf(LOPT_ARG_FMT, opts->pzPROGNAME);
fputs(END_OPT_SEL_STR, stdout);
fputs(NOT_FOUND_STR, stdout);
break;
case 0:
fputs(ONLY_OPTS_LOOP, stdout);
fputs(INIT_LOPT_STR, stdout);
emit_long(opts);
printf(LOPT_ARG_FMT, opts->pzPROGNAME);
break;
case OPTPROC_SHORTOPT:
fputs(LOOP_STR, stdout);
fputs(FLAG_OPT_MARK, stdout);
fputs(INIT_OPT_STR, stdout);
emit_flag(opts);
printf(OPT_ARG_FMT, opts->pzPROGNAME);
fputs(END_OPT_SEL_STR, stdout);
fputs(NOT_FOUND_STR, stdout);
break;
case OPTPROC_LONGOPT|OPTPROC_SHORTOPT:
fputs(LOOP_STR, stdout);
fputs(LONG_OPT_MARK, stdout);
fputs(INIT_LOPT_STR, stdout);
emit_long(opts);
printf(LOPT_ARG_FMT, opts->pzPROGNAME);
fputs(END_OPT_SEL_STR, stdout);
fputs(FLAG_OPT_MARK, stdout);
fputs(INIT_OPT_STR, stdout);
emit_flag(opts);
printf(OPT_ARG_FMT, opts->pzPROGNAME);
fputs(END_OPT_SEL_STR, stdout);
fputs(NOT_FOUND_STR, stdout);
break;
}
emit_wrapup(opts);
if ((script_trailer != NULL) && (*script_trailer != NUL))
fputs(script_trailer, stdout);
else if (ENABLED_GENSHELL_OPT(SHELL))
printf(SHOW_PROG_ENV, opts->pzPROGNAME);
#ifdef HAVE_FCHMOD
fchmod(STDOUT_FILENO, 0755);
#endif
fclose(stdout);
if (ferror(stdout))
fserr_exit(opts->pzProgName, zwriting, zstdout_name);
AGFREE(script_text);
script_leader = NULL;
script_trailer = NULL;
script_text = NULL;
}
/*=export_func optionParseShell
* private:
*
* what: Decipher a boolean value
* arg: + tOptions* + pOpts + program options descriptor +
*
* doc:
* Emit a shell script that will parse the command line options.
=*/
void
optionParseShell(tOptions * pOpts)
{
/*
* Check for our SHELL option now.
* IF the output file contains the "#!" magic marker,
* it will override anything we do here.
*/
if (HAVE_GENSHELL_OPT(SHELL))
shell_prog = GENSHELL_OPT_ARG(SHELL);
else if (! ENABLED_GENSHELL_OPT(SHELL))
shell_prog = NULL;
else if ((shell_prog = getenv("SHELL")),
shell_prog == NULL)
shell_prog = POSIX_SHELL;
/*
* Check for a specified output file
*/
if (HAVE_GENSHELL_OPT(SCRIPT))
open_out(GENSHELL_OPT_ARG(SCRIPT));
emit_usage(pOpts);
emit_setup(pOpts);
/*
* There are four modes of option processing.
*/
switch (pOpts->fOptSet & (OPTPROC_LONGOPT|OPTPROC_SHORTOPT)) {
case OPTPROC_LONGOPT:
fputs(LOOP_STR, stdout);
fputs(LONG_OPT_MARK, stdout);
fputs(INIT_LOPT_STR, stdout);
emitLong(pOpts);
printf(LOPT_ARG_FMT, pOpts->pzPROGNAME);
fputs(END_OPT_SEL_STR, stdout);
fputs(NOT_FOUND_STR, stdout);
break;
case 0:
fputs(ONLY_OPTS_LOOP, stdout);
fputs(INIT_LOPT_STR, stdout);
emitLong(pOpts);
printf(LOPT_ARG_FMT, pOpts->pzPROGNAME);
break;
case OPTPROC_SHORTOPT:
fputs(LOOP_STR, stdout);
fputs(FLAG_OPT_MARK, stdout);
fputs(INIT_OPT_STR, stdout);
emit_flag(pOpts);
printf(OPT_ARG_FMT, pOpts->pzPROGNAME);
fputs(END_OPT_SEL_STR, stdout);
fputs(NOT_FOUND_STR, stdout);
break;
case OPTPROC_LONGOPT|OPTPROC_SHORTOPT:
fputs(LOOP_STR, stdout);
fputs(LONG_OPT_MARK, stdout);
fputs(INIT_LOPT_STR, stdout);
emitLong(pOpts);
printf(LOPT_ARG_FMT, pOpts->pzPROGNAME);
fputs(END_OPT_SEL_STR, stdout);
fputs(FLAG_OPT_MARK, stdout);
fputs(INIT_OPT_STR, stdout);
emit_flag(pOpts);
printf(OPT_ARG_FMT, pOpts->pzPROGNAME);
fputs(END_OPT_SEL_STR, stdout);
fputs(NOT_FOUND_STR, stdout);
break;
}
printf(zLoopEnd, pOpts->pzPROGNAME, END_MARK);
if ((script_trailer != NULL) && (*script_trailer != NUL))
fputs(script_trailer, stdout);
else if (ENABLED_GENSHELL_OPT(SHELL))
printf(SHOW_PROG_ENV, pOpts->pzPROGNAME);
fflush(stdout);
fchmod(STDOUT_FILENO, 0755);
fclose(stdout);
if (ferror(stdout)) {
fputs(zOutputFail, stderr);
exit(EXIT_FAILURE);
}
}
