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Merge "Restrict the permission of dict files created on device."

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This commit is contained in:
Keisuke Kuroyanagi 2014-05-14 08:55:43 +00:00 committed by Android (Google) Code Review
commit dd6d96c227
2 changed files with 13 additions and 2 deletions
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1
native/jni/src/suggest/policyimpl/dictionary/structure/v4/ver4_dict_buffers.cpp
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@ -56,6 +56,7 @@ bool Ver4DictBuffers::flushHeaderAndDictBuffers(const char *const dictDirPath,
return false;
}
}
umask(S_IWGRP | S_IWOTH);
if (mkdir(tmpDirPath, S_IRWXU) == -1) {
AKLOGE("Cannot create directory: %s. errno: %d.", tmpDirPath, errno);
return false;

14
native/jni/src/suggest/policyimpl/dictionary/utils/dict_file_writing_utils.cpp
View file

@ -17,6 +17,10 @@
#include "suggest/policyimpl/dictionary/utils/dict_file_writing_utils.h"
#include <cstdio>
#include <errno.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include "suggest/policyimpl/dictionary/header/header_policy.h"
#include "suggest/policyimpl/dictionary/structure/pt_common/dynamic_pt_writing_utils.h"
@ -100,9 +104,15 @@ const char *const DictFileWritingUtils::TEMP_FILE_SUFFIX_FOR_WRITING_DICT_FILE =
/* static */ bool DictFileWritingUtils::flushBufferToFile(const char *const filePath,
const BufferWithExtendableBuffer *const buffer) {
FILE *const file = fopen(filePath, "wb");
const int fd = open(filePath, O_WRONLY | O_CREAT | O_EXCL, S_IRUSR | S_IWUSR);
if (fd == -1) {
AKLOGE("File %s cannot be opened. errno: %d", filePath, errno);
ASSERT(false);
return false;
}
FILE *const file = fdopen(fd, "wb");
if (!file) {
AKLOGE("File %s cannot be opened.", filePath);
AKLOGE("fdopen failed for the file %s. errno: %d", filePath, errno);
ASSERT(false);
return false;
}