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Commit f8627cea authored by Elliott Hughes's avatar Elliott Hughes
Browse files

Add libkeyutils. 

Also move init over to it.

Bug: http://b/37991155
Test: builds+boots
Change-Id: I5113a9d96a5ce0a0f3bad71134d6cc4f7b41a57e
parent cc22a8e5

init/Android.mk

+2 −1
Original line number Original line Diff line number Diff line
@@ -124,7 +124,8 @@ LOCAL_STATIC_LIBRARIES := \ 
    libsparse \

    libsparse \

    libz \

    libz \

    libprocessgroup \

    libprocessgroup \

    libavb

    libavb \

    libkeyutils \





# Create symlinks.

# Create symlinks.

LOCAL_POST_INSTALL_CMD := $(hide) mkdir -p $(TARGET_ROOT_OUT)/sbin; \

LOCAL_POST_INSTALL_CMD := $(hide) mkdir -p $(TARGET_ROOT_OUT)/sbin; \

init/init.cpp

+5 −6
Original line number Original line Diff line number Diff line
@@ -21,7 +21,6 @@ 
#include <errno.h>

#include <errno.h>

#include <fcntl.h>

#include <fcntl.h>

#include <inttypes.h>

#include <inttypes.h>

#include <keyutils.h>

#include <libgen.h>

#include <libgen.h>

#include <paths.h>

#include <paths.h>

#include <signal.h>

#include <signal.h>
@@ -39,10 +38,6 @@ 
#include <sys/wait.h>

#include <sys/wait.h>

#include <unistd.h>

#include <unistd.h>





#include <selinux/selinux.h>

#include <selinux/label.h>

#include <selinux/android.h>



#include <android-base/chrono_utils.h>

#include <android-base/chrono_utils.h>

#include <android-base/file.h>

#include <android-base/file.h>

#include <android-base/logging.h>

#include <android-base/logging.h>
@@ -50,8 +45,12 @@ 
#include <android-base/stringprintf.h>

#include <android-base/stringprintf.h>

#include <android-base/strings.h>

#include <android-base/strings.h>

#include <android-base/unique_fd.h>

#include <android-base/unique_fd.h>

#include <keyutils.h>

#include <libavb/libavb.h>

#include <libavb/libavb.h>

#include <private/android_filesystem_config.h>

#include <private/android_filesystem_config.h>

#include <selinux/android.h>

#include <selinux/label.h>

#include <selinux/selinux.h>





#include <fstream>

#include <fstream>

#include <memory>

#include <memory>
@@ -1024,7 +1023,7 @@ int main(int argc, char** argv) { 
    // Set up a session keyring that all processes will have access to. It

    // Set up a session keyring that all processes will have access to. It

    // will hold things like FBE encryption keys. No process should override

    // will hold things like FBE encryption keys. No process should override

    // its session keyring.

    // its session keyring.

    keyctl(KEYCTL_GET_KEYRING_ID, KEY_SPEC_SESSION_KEYRING, 1);

    keyctl_get_keyring_ID(KEY_SPEC_SESSION_KEYRING, 1);





    // Indicate that booting is in progress to background fw loaders, etc.

    // Indicate that booting is in progress to background fw loaders, etc.

    close(open("/dev/.booting", O_WRONLY | O_CREAT | O_CLOEXEC, 0000));

    close(open("/dev/.booting", O_WRONLY | O_CREAT | O_CLOEXEC, 0000));

init/keyutils.h

deleted100644 → 0
+0 −44
Original line number Original line Diff line number Diff line 
/*

 * Copyright (C) 2017 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.

 */



/* Miniature version of a header-only keyutils.h (no library required) */



#ifndef _INIT_KEYUTILS_H_

#define _INIT_KEYUTILS_H_



#ifndef KEYUTILS_H /* walk away if the _real_ one exists */



#include <linux/keyctl.h>

#include <stdarg.h>

#include <sys/syscall.h>

#include <unistd.h>



static inline long keyctl(int cmd, ...) {

    va_list va;

    unsigned long arg2, arg3, arg4, arg5;



    va_start(va, cmd);

    arg2 = va_arg(va, unsigned long);

    arg3 = va_arg(va, unsigned long);

    arg4 = va_arg(va, unsigned long);

    arg5 = va_arg(va, unsigned long);

    va_end(va);

    return syscall(__NR_keyctl, cmd, arg2, arg3, arg4, arg5);

}



#endif



#endif

libkeyutils/.clang-format

0 → 120000
+1 −0
Original line number Original line Diff line number Diff line 
../.clang-format-2
 
 No newline at end of file

libkeyutils/Android.bp

0 → 100644
+16 −0
Original line number Original line Diff line number Diff line 
cc_library {

    name: "libkeyutils",

    cflags: ["-Werror"],

    defaults: ["linux_bionic_supported"],

    export_include_dirs: ["include/"],

    local_include_dirs: ["include/"],

    srcs: ["keyutils.cpp"],

    stl: "none",

}



cc_test {

    name: "libkeyutils-tests",

    cflags: ["-Werror"],

    shared_libs: ["libkeyutils"],

    srcs: ["keyutils_test.cpp"],

}