130 lines
2.7 KiB
C
Executable File
130 lines
2.7 KiB
C
Executable File
/*
|
|
* mcat.c
|
|
* Same thing as cat /dev/fd0 or cat file >/dev/fd0
|
|
* Something, that isn't possible with floppyd anymore.
|
|
*/
|
|
|
|
#include "sysincludes.h"
|
|
#include "msdos.h"
|
|
#include "mtools.h"
|
|
#include "mainloop.h"
|
|
#include "fsP.h"
|
|
#include "xdf_io.h"
|
|
#include "floppyd_io.h"
|
|
#include "plain_io.h"
|
|
|
|
void usage(void)
|
|
{
|
|
fprintf(stderr, "Mtools version %s, dated %s\n",
|
|
mversion, mdate);
|
|
fprintf(stderr, "Usage: mcat [-w] device\n");
|
|
fprintf(stderr, " -w write on device else read\n");
|
|
exit(1);
|
|
}
|
|
|
|
#define BUF_SIZE 16000
|
|
|
|
void mcat(int argc, char **argv, int type)
|
|
{
|
|
struct device *dev;
|
|
struct device out_dev;
|
|
char *drive, name[EXPAND_BUF];
|
|
char errmsg[200];
|
|
Stream_t *Stream;
|
|
char buf[BUF_SIZE];
|
|
|
|
mt_off_t address = 0;
|
|
|
|
char mode = O_RDONLY;
|
|
int optindex = 1;
|
|
size_t len;
|
|
|
|
noPrivileges = 1;
|
|
|
|
if (argc < 2) {
|
|
usage();
|
|
}
|
|
|
|
if (argv[1][0] == '-') {
|
|
if (argv[1][1] != 'w') {
|
|
usage();
|
|
}
|
|
mode = O_WRONLY;
|
|
optindex++;
|
|
}
|
|
|
|
if (argc - optindex < 1)
|
|
usage();
|
|
|
|
|
|
if (skip_drive(argv[optindex]) == argv[optindex])
|
|
usage();
|
|
|
|
drive = get_drive(argv[optindex], NULL);
|
|
|
|
/* check out a drive whose letter and parameters match */
|
|
sprintf(errmsg, "Drive '%s:' not supported", drive);
|
|
Stream = NULL;
|
|
for (dev=devices; dev->name; dev++) {
|
|
FREE(&Stream);
|
|
if (strcmp(dev->drive, drive) != 0)
|
|
continue;
|
|
out_dev = *dev;
|
|
expand(dev->name,name);
|
|
#ifdef USING_NEW_VOLD
|
|
strcpy(name, getVoldName(dev, name));
|
|
#endif
|
|
|
|
Stream = 0;
|
|
#ifdef USE_XDF
|
|
Stream = XdfOpen(&out_dev, name, mode, errmsg, 0);
|
|
if(Stream)
|
|
out_dev.use_2m = 0x7f;
|
|
|
|
#endif
|
|
|
|
#ifdef USE_FLOPPYD
|
|
if(!Stream)
|
|
Stream = FloppydOpen(&out_dev, dev, name,
|
|
mode, errmsg, 0, 1);
|
|
#endif
|
|
|
|
|
|
if (!Stream)
|
|
Stream = SimpleFileOpen(&out_dev, dev, name, mode,
|
|
errmsg, 0, 1, 0);
|
|
|
|
if( !Stream)
|
|
continue;
|
|
break;
|
|
}
|
|
|
|
/* print error msg if needed */
|
|
if ( dev->drive == 0 ){
|
|
FREE(&Stream);
|
|
fprintf(stderr,"%s\n",errmsg);
|
|
exit(1);
|
|
}
|
|
|
|
if (mode == O_WRONLY) {
|
|
while ((len = fread(buf, 1, BUF_SIZE, stdin))
|
|
== BUF_SIZE) {
|
|
WRITES(Stream, buf, address, BUF_SIZE);
|
|
address += BUF_SIZE;
|
|
}
|
|
if (len)
|
|
WRITES(Stream, buf, address, len);
|
|
} else {
|
|
while ((len = READS(Stream, buf, address, BUF_SIZE))
|
|
== BUF_SIZE) {
|
|
fwrite(buf, 1, BUF_SIZE, stdout);
|
|
address += BUF_SIZE;
|
|
}
|
|
if (len)
|
|
fwrite(buf, 1, len, stdout);
|
|
}
|
|
|
|
FREE(&Stream);
|
|
exit(0);
|
|
}
|