blob: 58624319190252e3b41720222695ddddd0babf14 [file] [log] [blame]
// Copyright 2011 Google Inc. All Rights Reserved.
#include <stdio.h>
#include <stdlib.h>
#include "dex_file.h"
#include "file.h"
#include "logging.h"
#include "oat_file.h"
#include "os.h"
#include "UniquePtr.h"
#include "zip_archive.h"
namespace art {
int ProcessZipFile(int zip_fd, int cache_fd, const char* zip_name, const char* flags) {
// TODO: need to read/write to installd opened file descriptors
if (false) {
UniquePtr<ZipArchive> zip_archive(ZipArchive::Open(zip_fd));
if (zip_archive.get() == NULL) {
LOG(ERROR) << "Failed to open " << zip_name << " when looking for classes.dex";
return -1;
}
UniquePtr<ZipEntry> zip_entry(zip_archive->Find(DexFile::kClassesDex));
if (zip_entry.get() == NULL) {
LOG(ERROR) << "Failed to find classes.dex within " << zip_name;
return -1;
}
UniquePtr<File> file(OS::FileFromFd("oatopt cache file descriptor", cache_fd));
bool success = zip_entry->ExtractToFile(*file);
if (!success) {
LOG(ERROR) << "Failed to extract classes.dex from " << zip_name;
return -1;
}
}
// Opening a zip file for a dex will extract to art-cache
UniquePtr<const DexFile> dex_file(DexFile::Open(zip_name, ""));
if (dex_file.get() == NULL) {
LOG(ERROR) << "Failed to open " << zip_name;
return -1;
}
std::string dex_file_option("--dex-file=");
dex_file_option += zip_name;
std::string oat_file_option("--oat=");
oat_file_option += GetArtCacheFilenameOrDie(OatFile::DexFilenameToOatFilename(dex_file.get()->GetLocation()));
std::string dex2oat("/system/bin/dex2oat");
#ifndef NDEBUG
dex2oat += 'd';
#endif
execl(dex2oat.c_str(), dex2oat.c_str(),
"--runtime-arg", "-Xms64m",
"--runtime-arg", "-Xmx64m",
"--boot-image=/data/art-cache/boot.art",
dex_file_option.c_str(),
oat_file_option.c_str(),
NULL);
PLOG(FATAL) << "execl(dex2oatd) failed";
return -1;
}
// Parse arguments. We want:
// 0. (name of command -- ignored)
// 1. "--zip"
// 2. zip fd (input, read-only)
// 3. cache fd (output, read-write, locked with flock)
// 4. filename of zipfile
// 5. flags
int FromZip(const int argc, const char* const argv[]) {
if (argc != 6) {
LOG(ERROR) << "Wrong number of args for --zip (found " << argc << ")";
return -1;
}
// ignore program name
// verify --zip
CHECK_STREQ(argv[1], "--zip");
char* zip_end;
int zip_fd = strtol(argv[2], &zip_end, 0);
if (*zip_end != '\0') {
LOG(ERROR) << "bad zip fd: " << argv[2];
return -1;
}
#ifndef NDEBUG
LOG(INFO) << "zip_fd=" << zip_fd;
#endif
char* cache_end;
int cache_fd = strtol(argv[3], &cache_end, 0);
if (*cache_end != '\0') {
LOG(ERROR) << "bad cache fd: " << argv[3];
return -1;
}
#ifndef NDEBUG
LOG(INFO) << "cache_fd=" << cache_fd;
#endif
const char* zip_name = argv[4];
#ifndef NDEBUG
LOG(INFO) << "zip_name=" << zip_name;
#endif
const char* flags = argv[5];
#ifndef NDEBUG
LOG(INFO) << "flags=" << flags;
#endif
return ProcessZipFile(zip_fd, cache_fd, zip_name, flags);
}
int oatopt(int argc, char** argv) {
setvbuf(stdout, NULL, _IONBF, 0);
if (true) {
for (int i = 0; i < argc; ++i) {
LOG(INFO) << "oatopt: option[" << i << "]=" << argv[i];
}
}
if (argc > 1) {
if (strcmp(argv[1], "--zip") == 0) {
return FromZip(argc, argv);
}
}
fprintf(stderr,
"Usage:\n\n"
"Short version: Don't use this.\n\n"
"Slightly longer version: This system-internal tool is used to extract\n"
"dex files and produce oat files. See the source code for details.\n");
return 1;
}
} // namespace art
int main(int argc, char** argv) {
return art::oatopt(argc, argv);
}