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Merge "libziparchive: port unit tests to darwin and windows."

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This commit is contained in:
Yabin Cui 2016-02-09 00:56:42 +00:00 committed by Gerrit Code Review
commit b958d22310
6 changed files with 77 additions and 122 deletions
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4
base/file.cpp
View file

@ -29,10 +29,6 @@
#include "cutils/log.h"
#include "utils/Compat.h"
#if !defined(_WIN32)
#define O_BINARY 0
#endif
namespace android {
namespace base {

4
base/include/android-base/file.h
View file

@ -20,6 +20,10 @@
#include <sys/stat.h>
#include <string>
#if !defined(_WIN32) && !defined(O_BINARY)
#define O_BINARY 0
#endif
namespace android {
namespace base {

11
libziparchive/Android.mk
View file

@ -95,13 +95,12 @@ LOCAL_CPP_EXTENSION := .cc
LOCAL_CFLAGS := $(libziparchive_common_c_flags)
LOCAL_CPPFLAGS := -Wno-unnamed-type-template-args $(libziparchive_common_cpp_flags)
LOCAL_SRC_FILES := $(libziparchive_test_files)
LOCAL_SHARED_LIBRARIES := \
libziparchive-host \
liblog \
libbase \
LOCAL_STATIC_LIBRARIES := \
libutils \
libziparchive-host \
libz \
libbase \
libutils \
liblog \
LOCAL_MODULE_HOST_OS := darwin linux windows
include $(BUILD_HOST_NATIVE_TEST)

51
libziparchive/zip_archive.cc
View file

@ -224,9 +224,7 @@ static int32_t MapCentralDirectory0(int fd, const char* debug_file_name,
strerror(errno));
return kIoError;
}
ssize_t actual = TEMP_FAILURE_RETRY(
read(fd, scan_buffer, static_cast<size_t>(read_amount)));
if (actual != static_cast<ssize_t>(read_amount)) {
if (!android::base::ReadFully(fd, scan_buffer, static_cast<size_t>(read_amount))) {
ALOGW("Zip: read %" PRId64 " failed: %s", static_cast<int64_t>(read_amount),
strerror(errno));
return kIoError;
@ -481,8 +479,7 @@ void CloseArchive(ZipArchiveHandle handle) {
static int32_t UpdateEntryFromDataDescriptor(int fd,
ZipEntry *entry) {
uint8_t ddBuf[sizeof(DataDescriptor) + sizeof(DataDescriptor::kOptSignature)];
ssize_t actual = TEMP_FAILURE_RETRY(read(fd, ddBuf, sizeof(ddBuf)));
if (actual != sizeof(ddBuf)) {
if (!android::base::ReadFully(fd, ddBuf, sizeof(ddBuf))) {
return kIoError;
}
@ -498,26 +495,14 @@ static int32_t UpdateEntryFromDataDescriptor(int fd,
}
// Attempts to read |len| bytes into |buf| at offset |off|.
//
// This method uses pread64 on platforms that support it and
// lseek64 + read on platforms that don't. This implies that
// callers should not rely on the |fd| offset being incremented
// Callers should not rely on the |fd| offset being incremented
// as a side effect of this call.
static inline ssize_t ReadAtOffset(int fd, uint8_t* buf, size_t len,
off64_t off) {
#if !defined(_WIN32)
return TEMP_FAILURE_RETRY(pread64(fd, buf, len, off));
#else
// The only supported platform that doesn't support pread at the moment
// is Windows. Only recent versions of windows support unix like forks,
// and even there the semantics are quite different.
static inline bool ReadAtOffset(int fd, uint8_t* buf, size_t len, off64_t off) {
if (lseek64(fd, off, SEEK_SET) != off) {
ALOGW("Zip: failed seek to offset %" PRId64, off);
return kIoError;
return false;
}
return TEMP_FAILURE_RETRY(read(fd, buf, len));
#endif
return android::base::ReadFully(fd, buf, len);
}
static int32_t FindEntry(const ZipArchive* archive, const int ent,
@ -567,9 +552,7 @@ static int32_t FindEntry(const ZipArchive* archive, const int ent,
}
uint8_t lfh_buf[sizeof(LocalFileHeader)];
ssize_t actual = ReadAtOffset(archive->fd, lfh_buf, sizeof(lfh_buf),
local_header_offset);
if (actual != sizeof(lfh_buf)) {
if (!ReadAtOffset(archive->fd, lfh_buf, sizeof(lfh_buf), local_header_offset)) {
ALOGW("Zip: failed reading lfh name from offset %" PRId64,
static_cast<int64_t>(local_header_offset));
return kIoError;
@ -610,10 +593,7 @@ static int32_t FindEntry(const ZipArchive* archive, const int ent,
}
uint8_t* name_buf = reinterpret_cast<uint8_t*>(malloc(nameLen));
ssize_t actual = ReadAtOffset(archive->fd, name_buf, nameLen,
name_offset);
if (actual != nameLen) {
if (!ReadAtOffset(archive->fd, name_buf, nameLen, name_offset)) {
ALOGW("Zip: failed reading lfh name from offset %" PRId64, static_cast<int64_t>(name_offset));
free(name_buf);
return kIoError;
@ -942,10 +922,9 @@ static int32_t InflateEntryToWriter(int fd, const ZipEntry* entry,
do {
/* read as much as we can */
if (zstream.avail_in == 0) {
const ZD_TYPE getSize = (compressed_length > kBufSize) ? kBufSize : compressed_length;
const ZD_TYPE actual = TEMP_FAILURE_RETRY(read(fd, &read_buf[0], getSize));
if (actual != getSize) {
ALOGW("Zip: inflate read failed (" ZD " vs " ZD ")", actual, getSize);
const size_t getSize = (compressed_length > kBufSize) ? kBufSize : compressed_length;
if (!android::base::ReadFully(fd, read_buf.data(), getSize)) {
ALOGW("Zip: inflate read failed, getSize = %zu: %s", getSize, strerror(errno));
return kIoError;
}
@ -1005,11 +984,9 @@ static int32_t CopyEntryToWriter(int fd, const ZipEntry* entry, Writer* writer,
// Safe conversion because kBufSize is narrow enough for a 32 bit signed
// value.
const ssize_t block_size = (remaining > kBufSize) ? kBufSize : remaining;
const ssize_t actual = TEMP_FAILURE_RETRY(read(fd, &buf[0], block_size));
if (actual != block_size) {
ALOGW("CopyFileToFile: copy read failed (" ZD " vs " ZD ")", actual, block_size);
const size_t block_size = (remaining > kBufSize) ? kBufSize : remaining;
if (!android::base::ReadFully(fd, buf.data(), block_size)) {
ALOGW("CopyFileToFile: copy read failed, block_size = %zu: %s", block_size, strerror(errno));
return kIoError;
}

109
libziparchive/zip_archive_test.cc
View file

@ -21,9 +21,11 @@
#include <string.h>
#include <unistd.h>
#include <memory>
#include <vector>
#include <android-base/file.h>
#include <android-base/test_utils.h>
#include <gtest/gtest.h>
#include <ziparchive/zip_archive.h>
#include <ziparchive/zip_archive_stream_entry.h>
@ -91,7 +93,7 @@ TEST(ziparchive, OpenMissing) {
}
TEST(ziparchive, OpenAssumeFdOwnership) {
int fd = open((test_data_dir + "/" + kValidZip).c_str(), O_RDONLY);
int fd = open((test_data_dir + "/" + kValidZip).c_str(), O_RDONLY | O_BINARY);
ASSERT_NE(-1, fd);
ZipArchiveHandle handle;
ASSERT_EQ(0, OpenArchiveFd(fd, "OpenWithAssumeFdOwnership", &handle));
@ -101,7 +103,7 @@ TEST(ziparchive, OpenAssumeFdOwnership) {
}
TEST(ziparchive, OpenDoNotAssumeFdOwnership) {
int fd = open((test_data_dir + "/" + kValidZip).c_str(), O_RDONLY);
int fd = open((test_data_dir + "/" + kValidZip).c_str(), O_RDONLY | O_BINARY);
ASSERT_NE(-1, fd);
ZipArchiveHandle handle;
ASSERT_EQ(0, OpenArchiveFd(fd, "OpenWithAssumeFdOwnership", &handle, false));
@ -373,30 +375,13 @@ static const uint16_t kAbZip[] = {
static const std::string kAbTxtName("ab.txt");
static const size_t kAbUncompressedSize = 270216;
static int make_temporary_file(const char* file_name_pattern) {
char full_path[1024];
// Account for differences between the host and the target.
//
// TODO: Maybe reuse bionic/tests/TemporaryFile.h.
snprintf(full_path, sizeof(full_path), "/data/local/tmp/%s", file_name_pattern);
int fd = mkstemp(full_path);
if (fd == -1) {
snprintf(full_path, sizeof(full_path), "/tmp/%s", file_name_pattern);
fd = mkstemp(full_path);
}
return fd;
}
TEST(ziparchive, EmptyEntries) {
char temp_file_pattern[] = "empty_entries_test_XXXXXX";
int fd = make_temporary_file(temp_file_pattern);
ASSERT_NE(-1, fd);
const ssize_t file_size = sizeof(kEmptyEntriesZip);
ASSERT_EQ(file_size, TEMP_FAILURE_RETRY(write(fd, kEmptyEntriesZip, file_size)));
TemporaryFile tmp_file;
ASSERT_NE(-1, tmp_file.fd);
ASSERT_TRUE(android::base::WriteFully(tmp_file.fd, kEmptyEntriesZip, sizeof(kEmptyEntriesZip)));
ZipArchiveHandle handle;
ASSERT_EQ(0, OpenArchiveFd(fd, "EmptyEntriesTest", &handle));
ASSERT_EQ(0, OpenArchiveFd(tmp_file.fd, "EmptyEntriesTest", &handle));
ZipEntry entry;
ZipString empty_name;
@ -406,27 +391,23 @@ TEST(ziparchive, EmptyEntries) {
uint8_t buffer[1];
ASSERT_EQ(0, ExtractToMemory(handle, &entry, buffer, 1));
char output_file_pattern[] = "empty_entries_output_XXXXXX";
int output_fd = make_temporary_file(output_file_pattern);
ASSERT_NE(-1, output_fd);
ASSERT_EQ(0, ExtractEntryToFile(handle, &entry, output_fd));
TemporaryFile tmp_output_file;
ASSERT_NE(-1, tmp_output_file.fd);
ASSERT_EQ(0, ExtractEntryToFile(handle, &entry, tmp_output_file.fd));
struct stat stat_buf;
ASSERT_EQ(0, fstat(output_fd, &stat_buf));
ASSERT_EQ(0, fstat(tmp_output_file.fd, &stat_buf));
ASSERT_EQ(0, stat_buf.st_size);
close(fd);
close(output_fd);
}
TEST(ziparchive, EntryLargerThan32K) {
char temp_file_pattern[] = "entry_larger_than_32k_test_XXXXXX";
int fd = make_temporary_file(temp_file_pattern);
ASSERT_NE(-1, fd);
ASSERT_TRUE(android::base::WriteFully(fd, reinterpret_cast<const uint8_t*>(kAbZip),
TemporaryFile tmp_file;
ASSERT_NE(-1, tmp_file.fd);
ASSERT_TRUE(android::base::WriteFully(tmp_file.fd, reinterpret_cast<const uint8_t*>(kAbZip),
sizeof(kAbZip) - 1));
ZipArchiveHandle handle;
ASSERT_EQ(0, OpenArchiveFd(fd, "EntryLargerThan32KTest", &handle));
ASSERT_EQ(0, OpenArchiveFd(tmp_file.fd, "EntryLargerThan32KTest", &handle));
ZipEntry entry;
ZipString ab_name;
@ -439,21 +420,21 @@ TEST(ziparchive, EntryLargerThan32K) {
ASSERT_EQ(0, ExtractToMemory(handle, &entry, &buffer[0], buffer.size()));
// Extract the entry to a file.
char output_file_pattern[] = "entry_larger_than_32k_test_output_XXXXXX";
int output_fd = make_temporary_file(output_file_pattern);
ASSERT_NE(-1, output_fd);
ASSERT_EQ(0, ExtractEntryToFile(handle, &entry, output_fd));
TemporaryFile tmp_output_file;
ASSERT_NE(-1, tmp_output_file.fd);
ASSERT_EQ(0, ExtractEntryToFile(handle, &entry, tmp_output_file.fd));
// Make sure the extracted file size is as expected.
struct stat stat_buf;
ASSERT_EQ(0, fstat(output_fd, &stat_buf));
ASSERT_EQ(0, fstat(tmp_output_file.fd, &stat_buf));
ASSERT_EQ(kAbUncompressedSize, static_cast<size_t>(stat_buf.st_size));
// Read the file back to a buffer and make sure the contents are
// the same as the memory buffer we extracted directly to.
std::vector<uint8_t> file_contents(kAbUncompressedSize);
ASSERT_EQ(0, lseek64(output_fd, 0, SEEK_SET));
ASSERT_TRUE(android::base::ReadFully(output_fd, &file_contents[0], file_contents.size()));
ASSERT_EQ(0, lseek64(tmp_output_file.fd, 0, SEEK_SET));
ASSERT_TRUE(android::base::ReadFully(tmp_output_file.fd, &file_contents[0],
file_contents.size()));
ASSERT_EQ(file_contents, buffer);
for (int i = 0; i < 90072; ++i) {
@ -462,35 +443,28 @@ TEST(ziparchive, EntryLargerThan32K) {
ASSERT_EQ('b', line[1]);
ASSERT_EQ('\n', line[2]);
}
close(fd);
close(output_fd);
}
TEST(ziparchive, TrailerAfterEOCD) {
char temp_file_pattern[] = "trailer_after_eocd_test_XXXXXX";
int fd = make_temporary_file(temp_file_pattern);
ASSERT_NE(-1, fd);
TemporaryFile tmp_file;
ASSERT_NE(-1, tmp_file.fd);
// Create a file with 8 bytes of random garbage.
static const uint8_t trailer[] = { 'A' ,'n', 'd', 'r', 'o', 'i', 'd', 'z' };
const ssize_t file_size = sizeof(kEmptyEntriesZip);
const ssize_t trailer_size = sizeof(trailer);
ASSERT_EQ(file_size, TEMP_FAILURE_RETRY(write(fd, kEmptyEntriesZip, file_size)));
ASSERT_EQ(trailer_size, TEMP_FAILURE_RETRY(write(fd, trailer, trailer_size)));
ASSERT_TRUE(android::base::WriteFully(tmp_file.fd, kEmptyEntriesZip, sizeof(kEmptyEntriesZip)));
ASSERT_TRUE(android::base::WriteFully(tmp_file.fd, trailer, sizeof(trailer)));
ZipArchiveHandle handle;
ASSERT_GT(0, OpenArchiveFd(fd, "EmptyEntriesTest", &handle));
ASSERT_GT(0, OpenArchiveFd(tmp_file.fd, "EmptyEntriesTest", &handle));
}
TEST(ziparchive, ExtractToFile) {
char kTempFilePattern[] = "zip_archive_input_XXXXXX";
int fd = make_temporary_file(kTempFilePattern);
ASSERT_NE(-1, fd);
TemporaryFile tmp_file;
ASSERT_NE(-1, tmp_file.fd);
const uint8_t data[8] = { '1', '2', '3', '4', '5', '6', '7', '8' };
const ssize_t data_size = sizeof(data);
const size_t data_size = sizeof(data);
ASSERT_EQ(data_size, TEMP_FAILURE_RETRY(write(fd, data, data_size)));
ASSERT_TRUE(android::base::WriteFully(tmp_file.fd, data, data_size));
ZipArchiveHandle handle;
ASSERT_EQ(0, OpenArchiveWrapper(kValidZip, &handle));
@ -499,28 +473,25 @@ TEST(ziparchive, ExtractToFile) {
ZipString name;
SetZipString(&name, kATxtName);
ASSERT_EQ(0, FindEntry(handle, name, &entry));
ASSERT_EQ(0, ExtractEntryToFile(handle, &entry, fd));
ASSERT_EQ(0, ExtractEntryToFile(handle, &entry, tmp_file.fd));
// Assert that the first 8 bytes of the file haven't been clobbered.
uint8_t read_buffer[data_size];
ASSERT_EQ(0, lseek64(fd, 0, SEEK_SET));
ASSERT_EQ(data_size, TEMP_FAILURE_RETRY(read(fd, read_buffer, data_size)));
ASSERT_EQ(0, lseek64(tmp_file.fd, 0, SEEK_SET));
ASSERT_TRUE(android::base::ReadFully(tmp_file.fd, read_buffer, data_size));
ASSERT_EQ(0, memcmp(read_buffer, data, data_size));
// Assert that the remainder of the file contains the incompressed data.
std::vector<uint8_t> uncompressed_data(entry.uncompressed_length);
ASSERT_EQ(static_cast<ssize_t>(entry.uncompressed_length),
TEMP_FAILURE_RETRY(
read(fd, &uncompressed_data[0], entry.uncompressed_length)));
ASSERT_TRUE(android::base::ReadFully(tmp_file.fd, uncompressed_data.data(),
entry.uncompressed_length));
ASSERT_EQ(0, memcmp(&uncompressed_data[0], kATxtContents.data(),
kATxtContents.size()));
// Assert that the total length of the file is sane
ASSERT_EQ(data_size + static_cast<ssize_t>(kATxtContents.size()),
lseek64(fd, 0, SEEK_END));
close(fd);
ASSERT_EQ(static_cast<ssize_t>(data_size + kATxtContents.size()),
lseek64(tmp_file.fd, 0, SEEK_END));
}
static void ZipArchiveStreamTest(

20
libziparchive/zip_writer_test.cc
View file

@ -154,12 +154,22 @@ void ConvertZipTimeToTm(uint32_t& zip_time, struct tm* tm) {
tm->tm_mday = (zip_time >> 16) & 0x1f;
}
static struct tm MakeTm() {
struct tm tm;
memset(&tm, 0, sizeof(struct tm));
tm.tm_year = 2001 - 1900;
tm.tm_mon = 1;
tm.tm_mday = 12;
tm.tm_hour = 18;
tm.tm_min = 30;
tm.tm_sec = 20;
return tm;
}
TEST_F(zipwriter, WriteUncompressedZipFileWithAlignedFlagAndTime) {
ZipWriter writer(file_);
struct tm tm;
memset(&tm, 0, sizeof(struct tm));
ASSERT_TRUE(strptime("18:30:20 1/12/2001", "%H:%M:%S %d/%m/%Y", &tm) != nullptr);
struct tm tm = MakeTm();
time_t time = mktime(&tm);
ASSERT_EQ(0, writer.StartEntryWithTime("align.txt", ZipWriter::kAlign32, time));
ASSERT_EQ(0, writer.WriteBytes("he", 2));
@ -210,9 +220,7 @@ TEST_F(zipwriter, WriteUncompressedZipFileWithAlignedValue) {
TEST_F(zipwriter, WriteUncompressedZipFileWithAlignedValueAndTime) {
ZipWriter writer(file_);
struct tm tm;
memset(&tm, 0, sizeof(struct tm));
ASSERT_TRUE(strptime("18:30:20 1/12/2001", "%H:%M:%S %d/%m/%Y", &tm) != nullptr);
struct tm tm = MakeTm();
time_t time = mktime(&tm);
ASSERT_EQ(0, writer.StartAlignedEntryWithTime("align.txt", 0, time, 4096));
ASSERT_EQ(0, writer.WriteBytes("he", 2));