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authorMounir IDRASSI <mounir.idrassi@idrix.fr>2016-09-15 10:04:05 +0200
committerMounir IDRASSI <mounir.idrassi@idrix.fr>2016-10-17 18:40:06 +0200
commit4dacedd9ccdbdc6a6e62d9fb86e9b2ea903a3629 (patch)
tree567350f56dd4ee4dd291d13199610d38dac51879 /src/Common/libzip/zip_source_call.c
parent66891638d51351fae5cd82a88c1a64661a025de0 (diff)
downloadVeraCrypt-4dacedd9ccdbdc6a6e62d9fb86e9b2ea903a3629.tar.gz
VeraCrypt-4dacedd9ccdbdc6a6e62d9fb86e9b2ea903a3629.zip
Windows: Replace XZip/XUnzip library with zlib and libzip and include the sources of these library into VeraCrypt source tree.
Diffstat (limited to 'src/Common/libzip/zip_source_call.c')
-rw-r--r--src/Common/libzip/zip_source_call.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/src/Common/libzip/zip_source_call.c b/src/Common/libzip/zip_source_call.c
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+++ b/src/Common/libzip/zip_source_call.c
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+/*
+ zip_source_call.c -- invoke callback command on zip_source
+ Copyright (C) 2009-2014 Dieter Baron and Thomas Klausner
+
+ This file is part of libzip, a library to manipulate ZIP archives.
+ The authors can be contacted at <libzip@nih.at>
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ 3. The names of the authors may not be used to endorse or promote
+ products derived from this software without specific prior
+ written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
+ OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+ IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+
+#include "zipint.h"
+
+
+zip_int64_t
+_zip_source_call(zip_source_t *src, void *data, zip_uint64_t length, zip_source_cmd_t command)
+{
+ zip_int64_t ret;
+
+ if ((src->supports & ZIP_SOURCE_MAKE_COMMAND_BITMASK(command)) == 0) {
+ zip_error_set(&src->error, ZIP_ER_OPNOTSUPP, 0);
+ return -1;
+ }
+
+ if (src->src == NULL) {
+ ret = src->cb.f(src->ud, data, length, command);
+ }
+ else {
+ ret = src->cb.l(src->src, src->ud, data, length, command);
+ }
+
+ if (ret < 0) {
+ if (command != ZIP_SOURCE_ERROR && command != ZIP_SOURCE_SUPPORTS) {
+ int e[2];
+
+ if (_zip_source_call(src, e, sizeof(e), ZIP_SOURCE_ERROR) < 0) {
+ zip_error_set(&src->error, ZIP_ER_INTERNAL, 0);
+ }
+ else {
+ zip_error_set(&src->error, e[0], e[1]);
+ }
+ }
+ }
+
+ return ret;
+}