Mercurial > hgrepos > Python2 > PyMuPDF

comparison mupdf-source/platform/java/jni/archive.c @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1:1d09e1dec1d9 2:b50eed0cc0ef
1 // Copyright (C) 2004-2025 Artifex Software, Inc.
2 //
3 // This file is part of MuPDF.
4 //
5 // MuPDF is free software: you can redistribute it and/or modify it under the
6 // terms of the GNU Affero General Public License as published by the Free
7 // Software Foundation, either version 3 of the License, or (at your option)
8 // any later version.
9 //
10 // MuPDF is distributed in the hope that it will be useful, but WITHOUT ANY
11 // WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12 // FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
13 // details.
14 //
15 // You should have received a copy of the GNU Affero General Public License
16 // along with MuPDF. If not, see <https://www.gnu.org/licenses/agpl-3.0.en.html>
17 //
18 // Alternative licensing terms are available from the licensor.
19 // For commercial licensing, see <https://www.artifex.com/> or contact
20 // Artifex Software, Inc., 39 Mesa Street, Suite 108A, San Francisco,
21 // CA 94129, USA, for further information.
22
23 /* Archive interface */
24
25 JNIEXPORT void JNICALL
26 FUN(Archive_finalize)(JNIEnv *env, jobject self)
27 {
28 fz_context *ctx = get_context(env);
29 fz_archive *arch = from_Archive_safe(env, self);
30 if (!ctx || !arch) return;
31 (*env)->SetLongField(env, self, fid_Archive_pointer, 0);
32 fz_drop_archive(ctx, arch);
33 }
34
35 JNIEXPORT jlong JNICALL
36 FUN(Archive_newNativeArchive)(JNIEnv *env, jobject self, jstring jpath)
37 {
38 fz_context *ctx = get_context(env);
39 fz_archive *arch = NULL;
40 const char *path = NULL;
41
42 if (!ctx) return 0;
43 if (!jpath) jni_throw_arg(env, "path must not be null");
44 path = (*env)->GetStringUTFChars(env, jpath, NULL);
45
46 fz_try(ctx)
47 {
48 if (fz_is_directory(ctx, path))
49 arch = fz_open_directory(ctx, path);
50 else
51 arch = fz_open_archive(ctx, path);
52 }
53 fz_always(ctx)
54 (*env)->ReleaseStringUTFChars(env, jpath, path);
55 fz_catch(ctx)
56 jni_rethrow(env, ctx);
57
58 return jlong_cast(arch);
59 }
60
61 JNIEXPORT jstring JNICALL
62 FUN(Archive_getFormat)(JNIEnv *env, jobject self)
63 {
64 fz_context *ctx = get_context(env);
65 fz_archive *arch = from_Archive(env, self);
66 const char *format = NULL;
67
68 if (!ctx || !arch) return NULL;
69
70 fz_try(ctx)
71 format = fz_archive_format(ctx, arch);
72 fz_catch(ctx)
73 jni_rethrow(env, ctx);
74
75 return (*env)->NewStringUTF(env, format);
76 }
77
78 JNIEXPORT jint JNICALL
79 FUN(Archive_countEntries)(JNIEnv *env, jobject self)
80 {
81 fz_context *ctx = get_context(env);
82 fz_archive *arch = from_Archive(env, self);
83 int count = -1;
84
85 if (!ctx || !arch) return -1;
86
87 fz_try(ctx)
88 count = fz_count_archive_entries(ctx, arch);
89 fz_catch(ctx)
90 jni_rethrow(env, ctx);
91
92 return count;
93 }
94
95 JNIEXPORT jstring JNICALL
96 FUN(Archive_listEntry)(JNIEnv *env, jobject self, jint index)
97 {
98 fz_context *ctx = get_context(env);
99 fz_archive *arch = from_Archive(env, self);
100 const char *name = NULL;
101
102 if (!ctx || !arch) return NULL;
103
104 fz_try(ctx)
105 name = fz_list_archive_entry(ctx, arch, index);
106 fz_catch(ctx)
107 jni_rethrow(env, ctx);
108
109 return (*env)->NewStringUTF(env, name);
110 }
111
112 JNIEXPORT jboolean JNICALL
113 FUN(Archive_hasEntry)(JNIEnv *env, jobject self, jstring jname)
114 {
115 fz_context *ctx = get_context(env);
116 fz_archive *arch = from_Archive(env, self);
117 const char *name = NULL;
118 int has = 0;
119
120 if (!ctx || !arch) return JNI_FALSE;
121 if (!jname) jni_throw_arg(env, "name must not be null");
122 name = (*env)->GetStringUTFChars(env, jname, NULL);
123
124 fz_try(ctx)
125 has = fz_has_archive_entry(ctx, arch, name);
126 fz_always(ctx)
127 (*env)->ReleaseStringUTFChars(env, jname, name);
128 fz_catch(ctx)
129 jni_rethrow(env, ctx);
130
131 return has;
132 }
133
134 JNIEXPORT jobject JNICALL
135 FUN(Archive_readEntry)(JNIEnv *env, jobject self, jstring jname)
136 {
137 fz_context *ctx = get_context(env);
138 fz_archive *arch = from_Archive(env, self);
139 const char *name = NULL;
140 fz_buffer *buffer = NULL;
141
142 if (!ctx || !arch) return NULL;
143 if (!jname) jni_throw_arg(env, "name must not be null");
144 name = (*env)->GetStringUTFChars(env, jname, NULL);
145
146 fz_try(ctx)
147 buffer = fz_read_archive_entry(ctx, arch, name);
148 fz_always(ctx)
149 (*env)->ReleaseStringUTFChars(env, jname, name);
150 fz_catch(ctx)
151 jni_rethrow(env, ctx);
152
153 return to_Buffer_safe_own(ctx, env, buffer);
154 }