d69b488be1
This reverts commit 642965c678.
Reason for revert: Droidfood Blocking Bug: 217145027
Change-Id: I669b72fcd91c62e28883b5f55eb36af274d85806
(cherry picked from commit 8dbea15e5da05b371572297041454569dc166c90)
Merged-In:I669b72fcd91c62e28883b5f55eb36af274d85806
82 lines
2.7 KiB
C++
82 lines
2.7 KiB
C++
#include "level3_file_system_android.h"
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#include <errno.h>
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#include <stdio.h>
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#include <sys/stat.h>
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#include <cstring>
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#include <string>
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#include "log.h"
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#include "properties.h"
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#include "wv_cdm_types.h"
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using wvcdm::File;
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using wvcdm::FileSystem;
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namespace wvoec3 {
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OEMCrypto_Level3AndroidFileSystem::OEMCrypto_Level3AndroidFileSystem()
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: file_system_(new FileSystem()) {
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const char kDirectoryDelimiter = '/';
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wvcdm::Properties::GetDeviceFilesBasePath(wvcdm::kSecurityLevelL3,
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&base_path_);
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size_t size = base_path_.size();
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if (size < 2) {
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// Default value is set to make sure unit tests pass, running as root.
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base_path_ = "/data/";
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size = base_path_.size();
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} else if (base_path_[size - 1] != kDirectoryDelimiter) {
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base_path_ = base_path_ + "/";
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}
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size_t pos = base_path_.find(kDirectoryDelimiter, 1);
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while (pos < size) {
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base_path_[pos] = '\0';
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if (mkdir(base_path_.c_str(), 0775) != 0 && errno != EEXIST) {
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wvcdm::Log(
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"", "", 0, wvcdm::LOG_ERROR,
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"Could not create base directories for Level3FileSystem, error: %s\n",
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strerror(errno));
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}
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base_path_[pos] = kDirectoryDelimiter;
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pos = base_path_.find(kDirectoryDelimiter, pos + 1);
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}
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}
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OEMCrypto_Level3AndroidFileSystem::~OEMCrypto_Level3AndroidFileSystem() {}
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ssize_t OEMCrypto_Level3AndroidFileSystem::Read(const char *filename,
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void *buffer, size_t size) {
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auto file = file_system_->Open(base_path_ + std::string(filename),
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FileSystem::kReadOnly);
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ssize_t bytes_read = 0;
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if (file) {
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bytes_read = file->Read(static_cast<char *>(buffer), size);
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}
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return bytes_read;
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}
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ssize_t OEMCrypto_Level3AndroidFileSystem::Write(const char *filename,
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const void *buffer,
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size_t size) {
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auto file = file_system_->Open(base_path_ + std::string(filename),
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FileSystem::kCreate | FileSystem::kTruncate);
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ssize_t bytes_written = 0;
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if (file) {
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bytes_written = file->Write(static_cast<const char *>(buffer), size);
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}
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return bytes_written;
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}
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bool OEMCrypto_Level3AndroidFileSystem::Exists(const char *filename) {
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return file_system_->Exists(base_path_ + std::string(filename));
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}
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ssize_t OEMCrypto_Level3AndroidFileSystem::FileSize(const char *filename) {
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return file_system_->FileSize(base_path_ + std::string(filename));
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}
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bool OEMCrypto_Level3AndroidFileSystem::Remove(const char *filename) {
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return file_system_->Remove(base_path_ + std::string(filename));
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}
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} // namespace wvoec3
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