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24330d27 | 1 | /* |
4bd4418a | 2 | * $RCSId: $ |
24330d27 | 3 | * |
46b51147 | 4 | * Copyright © 2000 Keith Packard |
24330d27 KP |
5 | * |
6 | * Permission to use, copy, modify, distribute, and sell this software and its | |
7 | * documentation for any purpose is hereby granted without fee, provided that | |
8 | * the above copyright notice appear in all copies and that both that | |
9 | * copyright notice and this permission notice appear in supporting | |
10 | * documentation, and that the name of Keith Packard not be used in | |
11 | * advertising or publicity pertaining to distribution of the software without | |
12 | * specific, written prior permission. Keith Packard makes no | |
13 | * representations about the suitability of this software for any purpose. It | |
14 | * is provided "as is" without express or implied warranty. | |
15 | * | |
16 | * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, | |
17 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO | |
18 | * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR | |
19 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, | |
20 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER | |
21 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR | |
22 | * PERFORMANCE OF THIS SOFTWARE. | |
23 | */ | |
24 | ||
25 | #include <stdlib.h> | |
26 | #include "fcint.h" | |
27 | ||
28 | FcFontSet * | |
29 | FcFontSetCreate (void) | |
30 | { | |
31 | FcFontSet *s; | |
32 | ||
33 | s = (FcFontSet *) malloc (sizeof (FcFontSet)); | |
34 | if (!s) | |
35 | return 0; | |
36 | FcMemAlloc (FC_MEM_FONTSET, sizeof (FcFontSet)); | |
37 | s->nfont = 0; | |
38 | s->sfont = 0; | |
39 | s->fonts = 0; | |
40 | return s; | |
41 | } | |
42 | ||
43 | void | |
44 | FcFontSetDestroy (FcFontSet *s) | |
45 | { | |
46 | int i; | |
47 | ||
48 | for (i = 0; i < s->nfont; i++) | |
49 | FcPatternDestroy (s->fonts[i]); | |
50 | if (s->fonts) | |
51 | { | |
52 | FcMemFree (FC_MEM_FONTPTR, s->sfont * sizeof (FcPattern *)); | |
53 | free (s->fonts); | |
54 | } | |
55 | FcMemFree (FC_MEM_FONTSET, sizeof (FcFontSet)); | |
56 | free (s); | |
57 | } | |
58 | ||
59 | FcBool | |
60 | FcFontSetAdd (FcFontSet *s, FcPattern *font) | |
61 | { | |
62 | FcPattern **f; | |
63 | int sfont; | |
64 | ||
65 | if (s->nfont == s->sfont) | |
66 | { | |
67 | sfont = s->sfont + 32; | |
68 | if (s->fonts) | |
69 | f = (FcPattern **) realloc (s->fonts, sfont * sizeof (FcPattern *)); | |
70 | else | |
71 | f = (FcPattern **) malloc (sfont * sizeof (FcPattern *)); | |
72 | if (!f) | |
73 | return FcFalse; | |
74 | if (s->sfont) | |
75 | FcMemFree (FC_MEM_FONTPTR, s->sfont * sizeof (FcPattern *)); | |
76 | FcMemAlloc (FC_MEM_FONTPTR, sfont * sizeof (FcPattern *)); | |
77 | s->sfont = sfont; | |
78 | s->fonts = f; | |
79 | } | |
80 | s->fonts[s->nfont++] = font; | |
81 | return FcTrue; | |
82 | } | |
cd2ec1a9 PL |
83 | |
84 | FcBool | |
85 | FcFontSetPrepareSerialize (FcFontSet *s) | |
86 | { | |
87 | int i; | |
88 | ||
89 | for (i = 0; i < s->nfont; i++) | |
90 | if (!FcPatternPrepareSerialize(s->fonts[i])) | |
91 | return FcFalse; | |
92 | ||
93 | return FcTrue; | |
94 | } | |
95 | ||
96 | FcBool | |
97 | FcFontSetSerialize (FcFontSet * s) | |
98 | { | |
99 | int i; | |
100 | FcPattern * p; | |
101 | ||
102 | for (i = 0; i < s->nfont; i++) | |
103 | { | |
104 | p = FcPatternSerialize (s->fonts[i]); | |
105 | if (!p) return FcFalse; | |
106 | FcPatternDestroy (s->fonts[i]); | |
107 | ||
108 | s->fonts[i] = p; | |
109 | } | |
110 | ||
111 | return FcTrue; | |
112 | } | |
113 | ||
114 | void | |
115 | FcFontSetClearStatic (void) | |
116 | { | |
117 | FcPatternClearStatic(); | |
118 | } | |
212c9f43 PL |
119 | |
120 | FcBool | |
121 | FcFontSetRead(int fd, FcConfig * config, FcCache metadata) | |
122 | { | |
123 | int i, mz, j; | |
124 | FcPattern * buf; | |
125 | ||
126 | lseek(fd, metadata.fontsets_offset, SEEK_SET); | |
127 | for (i = FcSetSystem; i <= FcSetApplication; i++) | |
128 | { | |
129 | if (config->fonts[i]) | |
130 | { | |
131 | if (config->fonts[i]->nfont > 0 && config->fonts[i]->fonts) | |
132 | free (config->fonts[i]->fonts); | |
133 | free (config->fonts[i]); | |
134 | } | |
135 | } | |
136 | ||
137 | for (i = FcSetSystem; i <= FcSetApplication; i++) | |
138 | { | |
139 | read(fd, &mz, sizeof(int)); | |
140 | if (mz != FC_CACHE_MAGIC) | |
141 | continue; | |
142 | ||
143 | config->fonts[i] = malloc(sizeof(FcFontSet)); | |
144 | if (!config->fonts[i]) | |
145 | return FcFalse; | |
146 | FcMemAlloc(FC_MEM_FONTSET, sizeof(FcFontSet)); | |
147 | ||
148 | if (read(fd, config->fonts[i], sizeof(FcFontSet)) == -1) | |
149 | goto bail; | |
150 | if (config->fonts[i]->sfont > 0) | |
151 | { | |
152 | config->fonts[i]->fonts = malloc | |
153 | (config->fonts[i]->sfont*sizeof(FcPattern *)); | |
154 | buf = malloc (config->fonts[i]->sfont * sizeof(FcPattern)); | |
155 | if (!config->fonts[i]->fonts || !buf) | |
156 | goto bail; | |
157 | for (j = 0; j < config->fonts[i]->nfont; j++) | |
158 | { | |
159 | config->fonts[i]->fonts[j] = buf+j; | |
160 | if (read(fd, buf+j, sizeof(FcPattern)) == -1) | |
161 | goto bail; | |
162 | } | |
163 | } | |
164 | } | |
165 | ||
166 | return FcTrue; | |
167 | bail: | |
168 | for (i = FcSetSystem; i <= FcSetApplication; i++) | |
169 | { | |
170 | if (config->fonts[i]) | |
171 | { | |
172 | if (config->fonts[i]->fonts) | |
173 | free (config->fonts[i]->fonts); | |
174 | free(config->fonts[i]); | |
175 | } | |
176 | config->fonts[i] = 0; | |
177 | } | |
178 | return FcFalse; | |
179 | } | |
180 | ||
181 | FcBool | |
182 | FcFontSetWrite(int fd, FcConfig * config, FcCache * metadata) | |
183 | { | |
184 | int c, t, i, j; | |
185 | int m = FC_CACHE_MAGIC, z = 0; | |
186 | ||
187 | metadata->fontsets_offset = FcCacheNextOffset(fd); | |
188 | lseek(fd, metadata->fontsets_offset, SEEK_SET); | |
189 | for (i = FcSetSystem; i <= FcSetApplication; i++) | |
190 | { | |
191 | if (!config->fonts[i]) | |
192 | { | |
193 | write(fd, &z, sizeof(int)); | |
194 | continue; | |
195 | } | |
196 | else | |
197 | write(fd, &m, sizeof(int)); | |
198 | ||
199 | if ((c = write(fd, config->fonts[i], sizeof(FcFontSet))) == -1) | |
200 | return FcFalse; | |
201 | t = c; | |
202 | if (config->fonts[i]->nfont > 0) | |
203 | { | |
204 | for (j = 0; j < config->fonts[i]->nfont; j++) | |
205 | { | |
206 | if ((c = write(fd, config->fonts[i]->fonts[j], | |
207 | sizeof(FcPattern))) == -1) | |
208 | return FcFalse; | |
209 | } | |
210 | } | |
211 | } | |
212 | return FcTrue; | |
213 | } |