register.c revision a3129944 
1/******************************************************************************
2
3
4Copyright 1993, 1998  The Open Group
5
6Permission to use, copy, modify, distribute, and sell this software and its
7documentation for any purpose is hereby granted without fee, provided that
8the above copyright notice appear in all copies and that both that
9copyright notice and this permission notice appear in supporting
10documentation.
11
12The above copyright notice and this permission notice shall be included in
13all copies or substantial portions of the Software.
14
15THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
18OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
19AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
20CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
21
22Except as contained in this notice, the name of The Open Group shall not be
23used in advertising or otherwise to promote the sale, use or other dealings
24in this Software without prior written authorization from The Open Group.
25
26Author: Ralph Mor, X Consortium
27******************************************************************************/
28
29#ifdef HAVE_CONFIG_H
30#include <config.h>
31#endif
32#include <X11/ICE/ICElib.h>
33#include "ICElibint.h"
34
35int
36IceRegisterForProtocolSetup (
37	const char		*protocolName,
38	const char		*vendor,
39	const char		*release,
40	int			versionCount,
41	IcePoVersionRec		*versionRecs,
42	int			authCount,
43	const char	        **authNames,
44	IcePoAuthProc		*authProcs,
45	IceIOErrorProc		IOErrorProc
46)
47{
48    _IcePoProtocol 	*p;
49    int			opcodeRet, i;
50
51    for (i = 1; i <= _IceLastMajorOpcode; i++)
52	if (strcmp (protocolName, _IceProtocols[i - 1].protocol_name) == 0)
53	{
54	    if (_IceProtocols[i - 1].orig_client != NULL)
55	    {
56		/*
57		 * We've already registered this protocol.
58		 */
59
60		return (i);
61	    }
62	    else
63	    {
64		break;
65	    }
66	}
67
68    if (i <= _IceLastMajorOpcode)
69    {
70	p = _IceProtocols[i - 1].orig_client = malloc (sizeof(_IcePoProtocol));
71	opcodeRet = i;
72    }
73    else if (_IceLastMajorOpcode == 255 ||
74	versionCount < 1 ||
75	strlen (protocolName) == 0)
76    {
77	return (-1);
78    }
79    else
80    {
81	_IceProtocols[_IceLastMajorOpcode].protocol_name =
82	    strdup(protocolName);
83
84	p = _IceProtocols[_IceLastMajorOpcode].orig_client =
85	    malloc (sizeof (_IcePoProtocol));
86
87	_IceProtocols[_IceLastMajorOpcode].accept_client = NULL;
88
89	opcodeRet = ++_IceLastMajorOpcode;
90    }
91
92    p->vendor = strdup(vendor);
93    p->release = strdup(release);
94
95    p->version_count = versionCount;
96
97    p->version_recs = malloc (versionCount * sizeof (IcePoVersionRec));
98    memcpy (p->version_recs, versionRecs,
99	versionCount * sizeof (IcePoVersionRec));
100
101    if ((p->auth_count = authCount) > 0)
102    {
103	p->auth_names = malloc (authCount * sizeof (char *));
104
105	p->auth_procs = malloc (authCount * sizeof (IcePoAuthProc));
106
107	for (i = 0; i < authCount; i++)
108	{
109	    p->auth_names[i] = strdup(authNames[i]);
110	    p->auth_procs[i] = authProcs[i];
111	}
112    }
113    else
114    {
115	p->auth_names = NULL;
116	p->auth_procs = NULL;
117    }
118
119    p->io_error_proc = IOErrorProc;
120
121    return (opcodeRet);
122}
123
124
125
126int
127IceRegisterForProtocolReply (
128	const char			*protocolName,
129	const char			*vendor,
130	const char			*release,
131	int				versionCount,
132	IcePaVersionRec			*versionRecs,
133	int				authCount,
134	const char			**authNames,
135	IcePaAuthProc			*authProcs,
136	IceHostBasedAuthProc		hostBasedAuthProc,
137	IceProtocolSetupProc		protocolSetupProc,
138	IceProtocolActivateProc		protocolActivateProc,
139	IceIOErrorProc			IOErrorProc
140)
141{
142    _IcePaProtocol 	*p;
143    int			opcodeRet, i;
144
145    for (i = 1; i <= _IceLastMajorOpcode; i++)
146	if (strcmp (protocolName, _IceProtocols[i - 1].protocol_name) == 0)
147	{
148	    if (_IceProtocols[i - 1].accept_client != NULL)
149	    {
150		/*
151		 * We've already registered this protocol.
152		 */
153
154		return (i);
155	    }
156	    else
157	    {
158		break;
159	    }
160	}
161
162
163    if (i <= _IceLastMajorOpcode)
164    {
165	p = _IceProtocols[i - 1].accept_client =
166	    malloc (sizeof (_IcePaProtocol));
167	opcodeRet = i;
168    }
169    else if (_IceLastMajorOpcode == 255 ||
170	versionCount < 1 ||
171	strlen (protocolName) == 0)
172    {
173	return (-1);
174    }
175    else
176    {
177	_IceProtocols[_IceLastMajorOpcode].protocol_name =
178	    strdup(protocolName);
179
180	_IceProtocols[_IceLastMajorOpcode].orig_client = NULL;
181
182	p = _IceProtocols[_IceLastMajorOpcode].accept_client =
183	    malloc (sizeof (_IcePaProtocol));
184
185	opcodeRet = ++_IceLastMajorOpcode;
186    }
187
188    p->vendor = strdup(vendor);
189    p->release = strdup(release);
190
191    p->version_count = versionCount;
192
193    p->version_recs = malloc (versionCount * sizeof (IcePaVersionRec));
194    memcpy (p->version_recs, versionRecs,
195	versionCount * sizeof (IcePaVersionRec));
196
197    p->protocol_setup_proc = protocolSetupProc;
198    p->protocol_activate_proc = protocolActivateProc;
199
200    if ((p->auth_count = authCount) > 0)
201    {
202	p->auth_names = malloc (authCount * sizeof (char *));
203
204	p->auth_procs = malloc (authCount * sizeof (IcePaAuthProc));
205
206	for (i = 0; i < authCount; i++)
207	{
208	    p->auth_names[i] = strdup(authNames[i]);
209	    p->auth_procs[i] = authProcs[i];
210	}
211    }
212    else
213    {
214	p->auth_names = NULL;
215	p->auth_procs = NULL;
216    }
217
218    p->host_based_auth_proc = hostBasedAuthProc;
219
220    p->io_error_proc = IOErrorProc;
221
222    return (opcodeRet);
223}
224
225