HPJetDirectTransport.cpp revision 4339f8be19742044831bd004c420eb09cd45537d
1/*****************************************************************************/
2// HP JetDirect (TCP/IP only) transport add-on,
3//
4// Author
5//   Philippe Houdoin
6//
7// This application and all source files used in its construction, except
8// where noted, are licensed under the MIT License, and have been written
9// and are:
10//
11// Copyright (c) 2001-2003 OpenBeOS Project
12//
13// Permission is hereby granted, free of charge, to any person obtaining a
14// copy of this software and associated documentation files (the "Software"),
15// to deal in the Software without restriction, including without limitation
16// the rights to use, copy, modify, merge, publish, distribute, sublicense,
17// and/or sell copies of the Software, and to permit persons to whom the
18// Software is furnished to do so, subject to the following conditions:
19//
20// The above copyright notice and this permission notice shall be included
21// in all copies or substantial portions of the Software.
22//
23// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
24// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
25// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
26// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
27// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
28// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
29// DEALINGS IN THE SOFTWARE.
30/*****************************************************************************/
31
32
33#include <stdio.h>
34
35#include <Alert.h>
36#include <Message.h>
37#include <Directory.h>
38#include <SupportKit.h>
39#include <String.h>
40#include <NetEndpoint.h>
41
42#include "HPJetDirectTransport.h"
43#include "SetupWindow.h"
44
45// Implementation of HPJetDirectPort
46
47HPJetDirectPort::HPJetDirectPort(BDirectory* printer, BMessage *msg)
48	:
49	fPort(9100),
50	fEndpoint(NULL),
51	fReady(B_ERROR)
52{
53	fHost[0] = '\0';
54
55	const char *spool_path = msg->FindString("printer_file");
56	if (spool_path && *spool_path) {
57		BDirectory dir(spool_path);
58
59		dir.ReadAttr("hp_jetdirect:host", B_STRING_TYPE, 0, fHost, sizeof(fHost));
60		if (fHost[0] == '\0') {
61			SetupWindow *setup = new SetupWindow(&dir);
62			if (setup->Go() == B_ERROR)
63				return;
64		}
65
66		dir.ReadAttr("hp_jetdirect:host", B_STRING_TYPE, 0, fHost, sizeof(fHost));
67		dir.ReadAttr("hp_jetdirect:port", B_UINT16_TYPE, 0, &fPort, sizeof(fPort));
68	}
69
70	fEndpoint = new BNetEndpoint(SOCK_STREAM);
71	if ((fReady = fEndpoint->InitCheck()) != B_OK) {
72		BAlert *alert = new BAlert("", "Fail to create the NetEndpoint!", "OK");
73		alert->Go();
74		return;
75	}
76
77	if (fEndpoint->Connect(fHost, fPort) == B_OK) {
78		printf("Connected to HP JetDirect printer port at %s:%d\n", fHost, fPort);
79		fReady = B_OK;
80	} else {
81		BAlert *alert = new BAlert("", "Can't connect to HP JetDirect printer port!", "OK");
82		alert->Go();
83		fReady = B_ERROR;
84	}
85}
86
87
88HPJetDirectPort::~HPJetDirectPort()
89{
90	if (fEndpoint)
91		fEndpoint->Close();
92	delete fEndpoint;
93}
94
95
96ssize_t
97HPJetDirectPort::Read(void* buffer, size_t size)
98{
99	// printf("HPJetDirectPort::Read(%ld bytes)\n", size);
100	if (fEndpoint)
101		return (ssize_t) fEndpoint->Receive(buffer, size);
102	return 0;
103}
104
105
106ssize_t
107HPJetDirectPort::Write(const void* buffer, size_t size)
108{
109	// printf("HPJetDirectPort::Write(%ld bytes)\n", size);
110	if (fEndpoint)
111		return (ssize_t) fEndpoint->Send(buffer, size);
112	return 0;
113}
114
115