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Diffstat (limited to 'include/utils/ObbFile.h')
-rw-r--r-- | include/utils/ObbFile.h | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/include/utils/ObbFile.h b/include/utils/ObbFile.h deleted file mode 100644 index 47559cd..0000000 --- a/include/utils/ObbFile.h +++ /dev/null @@ -1,145 +0,0 @@ -/* - * Copyright (C) 2010 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef OBBFILE_H_ -#define OBBFILE_H_ - -#include <stdint.h> -#include <strings.h> - -#include <utils/RefBase.h> -#include <utils/String8.h> - -namespace android { - -// OBB flags (bit 0) -#define OBB_OVERLAY (1 << 0) -#define OBB_SALTED (1 << 1) - -class ObbFile : public RefBase { -protected: - virtual ~ObbFile(); - -public: - ObbFile(); - - bool readFrom(const char* filename); - bool readFrom(int fd); - bool writeTo(const char* filename); - bool writeTo(int fd); - bool removeFrom(const char* filename); - bool removeFrom(int fd); - - const char* getFileName() const { - return mFileName; - } - - const String8 getPackageName() const { - return mPackageName; - } - - void setPackageName(String8 packageName) { - mPackageName = packageName; - } - - int32_t getVersion() const { - return mVersion; - } - - void setVersion(int32_t version) { - mVersion = version; - } - - int32_t getFlags() const { - return mFlags; - } - - void setFlags(int32_t flags) { - mFlags = flags; - } - - const unsigned char* getSalt(size_t* length) const { - if ((mFlags & OBB_SALTED) == 0) { - *length = 0; - return NULL; - } - - *length = sizeof(mSalt); - return mSalt; - } - - bool setSalt(const unsigned char* salt, size_t length) { - if (length != sizeof(mSalt)) { - return false; - } - - memcpy(mSalt, salt, sizeof(mSalt)); - mFlags |= OBB_SALTED; - return true; - } - - bool isOverlay() { - return (mFlags & OBB_OVERLAY) == OBB_OVERLAY; - } - - void setOverlay(bool overlay) { - if (overlay) { - mFlags |= OBB_OVERLAY; - } else { - mFlags &= ~OBB_OVERLAY; - } - } - - static inline uint32_t get4LE(const unsigned char* buf) { - return buf[0] | (buf[1] << 8) | (buf[2] << 16) | (buf[3] << 24); - } - - static inline void put4LE(unsigned char* buf, uint32_t val) { - buf[0] = val & 0xFF; - buf[1] = (val >> 8) & 0xFF; - buf[2] = (val >> 16) & 0xFF; - buf[3] = (val >> 24) & 0xFF; - } - -private: - /* Package name this ObbFile is associated with */ - String8 mPackageName; - - /* Package version this ObbFile is associated with */ - int32_t mVersion; - - /* Flags for this OBB type. */ - int32_t mFlags; - - /* Whether the file is salted. */ - bool mSalted; - - /* The encryption salt. */ - unsigned char mSalt[8]; - - const char* mFileName; - - size_t mFileSize; - - size_t mFooterStart; - - unsigned char* mReadBuf; - - bool parseObbFile(int fd); -}; - -} -#endif /* OBBFILE_H_ */ |