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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 // A mini-zygote specifically for Native Client. | 5 // A mini-zygote specifically for Native Client. |
| 6 | 6 |
| 7 #include "chrome/common/nacl_helper_linux.h" | 7 #include "components/nacl/common/nacl_helper_linux.h" |
| 8 | 8 |
| 9 #include <errno.h> | 9 #include <errno.h> |
| 10 #include <fcntl.h> | 10 #include <fcntl.h> |
| 11 #include <link.h> | 11 #include <link.h> |
| 12 #include <stdio.h> | 12 #include <stdio.h> |
| 13 #include <stdlib.h> | 13 #include <stdlib.h> |
| 14 #include <sys/socket.h> | 14 #include <sys/socket.h> |
| 15 #include <sys/stat.h> | 15 #include <sys/stat.h> |
| 16 #include <sys/types.h> | 16 #include <sys/types.h> |
| 17 | 17 |
| 18 #include <string> | 18 #include <string> |
| 19 #include <vector> | 19 #include <vector> |
| 20 | 20 |
| 21 #include "base/at_exit.h" | 21 #include "base/at_exit.h" |
| 22 #include "base/command_line.h" | 22 #include "base/command_line.h" |
| 23 #include "base/json/string_escape.h" | 23 #include "base/json/string_escape.h" |
| 24 #include "base/logging.h" | 24 #include "base/logging.h" |
| 25 #include "base/message_loop.h" | 25 #include "base/message_loop.h" |
| 26 #include "base/posix/eintr_wrapper.h" | 26 #include "base/posix/eintr_wrapper.h" |
| 27 #include "base/posix/global_descriptors.h" | 27 #include "base/posix/global_descriptors.h" |
| 28 #include "base/posix/unix_domain_socket_linux.h" | 28 #include "base/posix/unix_domain_socket_linux.h" |
| 29 #include "base/rand_util.h" | 29 #include "base/rand_util.h" |
| 30 #include "chrome/nacl/nacl_listener.h" | 30 #include "components/nacl/loader/nacl_listener.h" |
| 31 #include "chrome/nacl/nacl_sandbox_linux.h" | 31 #include "components/nacl/loader/nacl_sandbox_linux.h" |
| 32 #include "crypto/nss_util.h" | 32 #include "crypto/nss_util.h" |
| 33 #include "ipc/ipc_descriptors.h" | 33 #include "ipc/ipc_descriptors.h" |
| 34 #include "ipc/ipc_switches.h" | 34 #include "ipc/ipc_switches.h" |
| 35 #include "sandbox/linux/services/libc_urandom_override.h" | 35 #include "sandbox/linux/services/libc_urandom_override.h" |
| 36 | 36 |
| 37 namespace { | 37 namespace { |
| 38 | 38 |
| 39 // The child must mimic the behavior of zygote_main_linux.cc on the child | 39 // The child must mimic the behavior of zygote_main_linux.cc on the child |
| 40 // side of the fork. See zygote_main_linux.cc:HandleForkRequest from | 40 // side of the fork. See zygote_main_linux.cc:HandleForkRequest from |
| 41 // if (!child) { | 41 // if (!child) { |
| (...skipping 249 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 291 _exit(-1); | 291 _exit(-1); |
| 292 } | 292 } |
| 293 // if fork fails, send PID=-1 to zygote | 293 // if fork fails, send PID=-1 to zygote |
| 294 if (!UnixDomainSocket::SendMsg(kNaClZygoteDescriptor, &badpid, | 294 if (!UnixDomainSocket::SendMsg(kNaClZygoteDescriptor, &badpid, |
| 295 sizeof(badpid), empty)) { | 295 sizeof(badpid), empty)) { |
| 296 LOG(ERROR) << "*** send() to zygote failed"; | 296 LOG(ERROR) << "*** send() to zygote failed"; |
| 297 } | 297 } |
| 298 } | 298 } |
| 299 CHECK(false); // This routine must not return | 299 CHECK(false); // This routine must not return |
| 300 } | 300 } |
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