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https://github.com/samba-team/samba.git
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1bf51ea262
metze
77 lines
1.6 KiB
C
Executable File
77 lines
1.6 KiB
C
Executable File
/*
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* Simple Named Pipe Client
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* (C) 2005 Jelmer Vernooij <jelmer@samba.org>
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* (C) 2009 Stefan Metzmacher <metze@samba.org>
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* Published to the public domain
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*/
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#include <windows.h>
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#include <stdio.h>
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#define ECHODATA "Black Dog"
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int main(int argc, char *argv[])
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{
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HANDLE h;
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DWORD numread = 0;
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char *outbuffer = malloc(sizeof(ECHODATA));
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BOOL msgmode = FALSE;
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DWORD type = 0;
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if (argc == 1) {
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goto usage;
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} else if (argc >= 3) {
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if (strcmp(argv[2], "byte") == 0) {
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msgmode = FALSE;
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} else if (strcmp(argv[2], "message") == 0) {
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msgmode = TRUE;
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} else {
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goto usage;
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}
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}
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if (msgmode == TRUE) {
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printf("using message mode\n");
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type = PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE | PIPE_WAIT;
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} else {
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printf("using byte mode\n");
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type = PIPE_TYPE_BYTE | PIPE_READMODE_BYTE | PIPE_WAIT;
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}
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h = CreateNamedPipe(argv[1],
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PIPE_ACCESS_DUPLEX,
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type,
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PIPE_UNLIMITED_INSTANCES,
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1024,
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1024,
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0,
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NULL);
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if (h == INVALID_HANDLE_VALUE) {
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printf("Error opening: %d\n", GetLastError());
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return -1;
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}
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ConnectNamedPipe(h, NULL);
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if (!WriteFile(h, ECHODATA, sizeof(ECHODATA), &numread, NULL)) {
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printf("Error writing: %d\n", GetLastError());
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return -1;
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}
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if (!WriteFile(h, ECHODATA, sizeof(ECHODATA), &numread, NULL)) {
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printf("Error writing: %d\n", GetLastError());
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return -1;
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}
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FlushFileBuffers(h);
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DisconnectNamedPipe(h);
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CloseHandle(h);
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return 0;
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usage:
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printf("Usage: %s pipename [mode]\n", argv[0]);
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printf(" Where pipename is something like \\\\servername\\PIPE\\NPECHO\n");
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printf(" Where mode is 'byte' or 'message'\n");
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return -1;
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}
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