Input.c revision 35c4bbdf 
1/*
2 *
3 * Copyright (c) 1997  Metro Link Incorporated
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
19 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
20 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Except as contained in this notice, the name of the Metro Link shall not be
24 * used in advertising or otherwise to promote the sale, use or other dealings
25 * in this Software without prior written authorization from Metro Link.
26 *
27 */
28/*
29 * Copyright (c) 1997-2003 by The XFree86 Project, Inc.
30 *
31 * Permission is hereby granted, free of charge, to any person obtaining a
32 * copy of this software and associated documentation files (the "Software"),
33 * to deal in the Software without restriction, including without limitation
34 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
35 * and/or sell copies of the Software, and to permit persons to whom the
36 * Software is furnished to do so, subject to the following conditions:
37 *
38 * The above copyright notice and this permission notice shall be included in
39 * all copies or substantial portions of the Software.
40 *
41 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
42 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
43 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
44 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
45 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
46 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
47 * OTHER DEALINGS IN THE SOFTWARE.
48 *
49 * Except as contained in this notice, the name of the copyright holder(s)
50 * and author(s) shall not be used in advertising or otherwise to promote
51 * the sale, use or other dealings in this Software without prior written
52 * authorization from the copyright holder(s) and author(s).
53 */
54
55#ifdef HAVE_XORG_CONFIG_H
56#include <xorg-config.h>
57#endif
58
59#include "os.h"
60#include "xf86Parser.h"
61#include "xf86tokens.h"
62#include "Configint.h"
63
64
65static
66xf86ConfigSymTabRec InputTab[] = {
67    {ENDSECTION, "endsection"},
68    {IDENTIFIER, "identifier"},
69    {OPTION, "option"},
70    {DRIVER, "driver"},
71    {-1, ""},
72};
73
74#define CLEANUP xf86freeInputList
75
76XF86ConfInputPtr
77xf86parseInputSection(void)
78{
79    int has_ident = FALSE;
80    int token;
81
82    parsePrologue(XF86ConfInputPtr, XF86ConfInputRec)
83
84        while ((token = xf86getToken(InputTab)) != ENDSECTION) {
85        switch (token) {
86        case COMMENT:
87            ptr->inp_comment = xf86addComment(ptr->inp_comment, xf86_lex_val.str);
88            break;
89        case IDENTIFIER:
90            if (xf86getSubToken(&(ptr->inp_comment)) != STRING)
91                Error(QUOTE_MSG, "Identifier");
92            if (has_ident == TRUE)
93                Error(MULTIPLE_MSG, "Identifier");
94            ptr->inp_identifier = xf86_lex_val.str;
95            has_ident = TRUE;
96            break;
97        case DRIVER:
98            if (xf86getSubToken(&(ptr->inp_comment)) != STRING)
99                Error(QUOTE_MSG, "Driver");
100            if (strcmp(xf86_lex_val.str, "keyboard") == 0) {
101                ptr->inp_driver = strdup("kbd");
102                free(xf86_lex_val.str);
103            }
104            else
105                ptr->inp_driver = xf86_lex_val.str;
106            break;
107        case OPTION:
108            ptr->inp_option_lst = xf86parseOption(ptr->inp_option_lst);
109            break;
110        case EOF_TOKEN:
111            Error(UNEXPECTED_EOF_MSG);
112            break;
113        default:
114            Error(INVALID_KEYWORD_MSG, xf86tokenString());
115            break;
116        }
117    }
118
119    if (!has_ident)
120        Error(NO_IDENT_MSG);
121
122#ifdef DEBUG
123    printf("InputDevice section parsed\n");
124#endif
125
126    return ptr;
127}
128
129#undef CLEANUP
130
131void
132xf86printInputSection(FILE * cf, XF86ConfInputPtr ptr)
133{
134    while (ptr) {
135        fprintf(cf, "Section \"InputDevice\"\n");
136        if (ptr->inp_comment)
137            fprintf(cf, "%s", ptr->inp_comment);
138        if (ptr->inp_identifier)
139            fprintf(cf, "\tIdentifier  \"%s\"\n", ptr->inp_identifier);
140        if (ptr->inp_driver)
141            fprintf(cf, "\tDriver      \"%s\"\n", ptr->inp_driver);
142        xf86printOptionList(cf, ptr->inp_option_lst, 1);
143        fprintf(cf, "EndSection\n\n");
144        ptr = ptr->list.next;
145    }
146}
147
148void
149xf86freeInputList(XF86ConfInputPtr ptr)
150{
151    XF86ConfInputPtr prev;
152
153    while (ptr) {
154        TestFree(ptr->inp_identifier);
155        TestFree(ptr->inp_driver);
156        TestFree(ptr->inp_comment);
157        xf86optionListFree(ptr->inp_option_lst);
158
159        prev = ptr;
160        ptr = ptr->list.next;
161        free(prev);
162    }
163}
164
165int
166xf86validateInput(XF86ConfigPtr p)
167{
168    XF86ConfInputPtr input = p->conf_input_lst;
169
170    while (input) {
171        if (!input->inp_driver) {
172            xf86validationError(UNDEFINED_INPUTDRIVER_MSG,
173                                input->inp_identifier);
174            return FALSE;
175        }
176        input = input->list.next;
177    }
178    return TRUE;
179}
180
181XF86ConfInputPtr
182xf86findInput(const char *ident, XF86ConfInputPtr p)
183{
184    while (p) {
185        if (xf86nameCompare(ident, p->inp_identifier) == 0)
186            return p;
187
188        p = p->list.next;
189    }
190    return NULL;
191}
192
193XF86ConfInputPtr
194xf86findInputByDriver(const char *driver, XF86ConfInputPtr p)
195{
196    while (p) {
197        if (xf86nameCompare(driver, p->inp_driver) == 0)
198            return p;
199
200        p = p->list.next;
201    }
202    return NULL;
203}
204