return -1;
}
- Sleep(1000);
+ Sleep(5000);
if (!ReadFile(h, outbuffer, sizeof(ECHODATA)*2, &numread, NULL)) {
printf("Error reading: %d\n", GetLastError());
HANDLE h;
DWORD numread = 0;
char *outbuffer = malloc(sizeof(ECHODATA));
+ BOOL msgmode = FALSE;
+ DWORD type = 0;
if (argc == 1) {
- printf("Usage: %s pipename\n", argv[0]);
- printf(" Where pipename is something like \\\\servername\\NPECHO\n");
- return -1;
+ goto usage;
+ } else if (argc >= 3) {
+ if (strcmp(argv[2], "byte") == 0) {
+ msgmode = FALSE;
+ } else if (strcmp(argv[2], "message") == 0) {
+ msgmode = TRUE;
+ } else {
+ goto usage;
+ }
+ }
+
+ if (msgmode == TRUE) {
+ printf("using message mode\n");
+ type = PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE | PIPE_WAIT;
+ } else {
+ printf("using byte mode\n");
+ type = PIPE_TYPE_BYTE | PIPE_READMODE_BYTE | PIPE_WAIT;
}
h = CreateNamedPipe(argv[1],
PIPE_ACCESS_DUPLEX,
- PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE | PIPE_WAIT,
+ type,
PIPE_UNLIMITED_INSTANCES,
1024,
1024,
CloseHandle(h);
return 0;
+usage:
+ printf("Usage: %s pipename [mode]\n", argv[0]);
+ printf(" Where pipename is something like \\\\servername\\PIPE\\NPECHO\n");
+ printf(" Where mode is 'byte' or 'message'\n");
+ return -1;
}