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authorwolfbeast <mcwerewolf@gmail.com>2018-05-13 22:46:04 +0200
committerwolfbeast <mcwerewolf@gmail.com>2018-05-13 22:46:04 +0200
commit1124fb525bf7b8341170d886b8de070e20323efd (patch)
treeed5b0ee5976d7e1411c9ed3ac163b32383ba76e4 /ipc/hal/DaemonSocketPDU.cpp
parenta6de0846702b2eb21ce2f29ba42bf968fbd4fe2f (diff)
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Remove other gonk widget conditionals and unused files.
Tag #288.
Diffstat (limited to 'ipc/hal/DaemonSocketPDU.cpp')
-rw-r--r--ipc/hal/DaemonSocketPDU.cpp197
1 files changed, 0 insertions, 197 deletions
diff --git a/ipc/hal/DaemonSocketPDU.cpp b/ipc/hal/DaemonSocketPDU.cpp
deleted file mode 100644
index 7a3e4fdc0..000000000
--- a/ipc/hal/DaemonSocketPDU.cpp
+++ /dev/null
@@ -1,197 +0,0 @@
-/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this file,
- * You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#include "DaemonSocketPDU.h"
-#include "mozilla/ipc/DaemonSocketConsumer.h"
-#include "nsISupportsImpl.h" // for MOZ_COUNT_CTOR, MOZ_COUNT_DTOR
-
-#ifdef CHROMIUM_LOG
-#undef CHROMIUM_LOG
-#endif
-
-#include <stdio.h>
-#define IODEBUG true
-#define CHROMIUM_LOG(args...) if (IODEBUG) printf(args);
-
-namespace mozilla {
-namespace ipc {
-
-//
-// DaemonSocketPDU
-//
-
-DaemonSocketPDU::DaemonSocketPDU(uint8_t aService, uint8_t aOpcode,
- uint16_t aPayloadSize)
- : mConsumer(nullptr)
-{
- MOZ_COUNT_CTOR_INHERITED(DaemonSocketPDU, UnixSocketIOBuffer);
-
- // Allocate memory
- size_t availableSpace = PDU_HEADER_SIZE + aPayloadSize;
- ResetBuffer(new uint8_t[availableSpace], 0, 0, availableSpace);
-
- // Reserve PDU header
- uint8_t* data = Append(PDU_HEADER_SIZE);
- MOZ_ASSERT(data);
-
- // Setup PDU header
- data[PDU_OFF_SERVICE] = aService;
- data[PDU_OFF_OPCODE] = aOpcode;
- memcpy(data + PDU_OFF_LENGTH, &aPayloadSize, sizeof(aPayloadSize));
-}
-
-DaemonSocketPDU::DaemonSocketPDU(size_t aPayloadSize)
- : mConsumer(nullptr)
-{
- MOZ_COUNT_CTOR_INHERITED(DaemonSocketPDU, UnixSocketIOBuffer);
-
- size_t availableSpace = PDU_HEADER_SIZE + aPayloadSize;
- ResetBuffer(new uint8_t[availableSpace], 0, 0, availableSpace);
-}
-
-DaemonSocketPDU::~DaemonSocketPDU()
-{
- MOZ_COUNT_DTOR_INHERITED(DaemonSocketPDU, UnixSocketIOBuffer);
-
- UniquePtr<uint8_t[]> data(GetBuffer());
- ResetBuffer(nullptr, 0, 0, 0);
-}
-
-void
-DaemonSocketPDU::GetHeader(uint8_t& aService, uint8_t& aOpcode,
- uint16_t& aPayloadSize)
-{
- memcpy(&aService, GetData(PDU_OFF_SERVICE), sizeof(aService));
- memcpy(&aOpcode, GetData(PDU_OFF_OPCODE), sizeof(aOpcode));
- memcpy(&aPayloadSize, GetData(PDU_OFF_LENGTH), sizeof(aPayloadSize));
-}
-
-ssize_t
-DaemonSocketPDU::Send(int aFd)
-{
- struct iovec iv;
- memset(&iv, 0, sizeof(iv));
- iv.iov_base = GetData(GetLeadingSpace());
- iv.iov_len = GetSize();
-
- struct msghdr msg;
- memset(&msg, 0, sizeof(msg));
- msg.msg_iov = &iv;
- msg.msg_iovlen = 1;
- msg.msg_control = nullptr;
- msg.msg_controllen = 0;
-
- ssize_t res = TEMP_FAILURE_RETRY(sendmsg(aFd, &msg, 0));
- if (res < 0) {
- MOZ_ASSERT(errno != EBADF); /* internal error */
- OnError("sendmsg", errno);
- return -1;
- }
-
- Consume(res);
-
- if (mConsumer) {
- // We successfully sent a PDU, now store the
- // result handler in the consumer.
- mConsumer->StoreResultHandler(*this);
- }
-
- return res;
-}
-
-#define CMSGHDR_CONTAINS_FD(_cmsghdr) \
- ( ((_cmsghdr)->cmsg_level == SOL_SOCKET) && \
- ((_cmsghdr)->cmsg_type == SCM_RIGHTS) )
-
-ssize_t
-DaemonSocketPDU::Receive(int aFd)
-{
- struct iovec iv;
- memset(&iv, 0, sizeof(iv));
- iv.iov_base = GetData(0);
- iv.iov_len = GetAvailableSpace();
-
- uint8_t cmsgbuf[CMSG_SPACE(sizeof(int)* MAX_NFDS)];
-
- struct msghdr msg;
- memset(&msg, 0, sizeof(msg));
- msg.msg_iov = &iv;
- msg.msg_iovlen = 1;
- msg.msg_control = cmsgbuf;
- msg.msg_controllen = sizeof(cmsgbuf);
-
- ssize_t res = TEMP_FAILURE_RETRY(recvmsg(aFd, &msg, MSG_NOSIGNAL));
- if (res < 0) {
- MOZ_ASSERT(errno != EBADF); /* internal error */
- OnError("recvmsg", errno);
- return -1;
- }
- if (msg.msg_flags & (MSG_CTRUNC | MSG_OOB | MSG_ERRQUEUE)) {
- return -1;
- }
-
- SetRange(0, res);
-
- struct cmsghdr* chdr = CMSG_FIRSTHDR(&msg);
-
- for (; chdr; chdr = CMSG_NXTHDR(&msg, chdr)) {
- if (NS_WARN_IF(!CMSGHDR_CONTAINS_FD(chdr))) {
- continue;
- }
- // Retrieve sent file descriptors.
- size_t fdCount = (chdr->cmsg_len - CMSG_ALIGN(sizeof(struct cmsghdr))) / sizeof(int);
- for (size_t i = 0; i < fdCount; i++) {
- int* receivedFd = static_cast<int*>(CMSG_DATA(chdr)) + i;
- mReceivedFds.AppendElement(*receivedFd);
- }
- }
-
- return res;
-}
-
-nsTArray<int>
-DaemonSocketPDU::AcquireFds()
-{
- // Forget all RAII object to avoid closing the fds.
- nsTArray<int> fds;
- for (auto& fd : mReceivedFds) {
- fds.AppendElement(fd.forget());
- }
- mReceivedFds.Clear();
- return fds;
-}
-
-nsresult
-DaemonSocketPDU::UpdateHeader()
-{
- size_t len = GetPayloadSize();
- if (len >= PDU_MAX_PAYLOAD_LENGTH) {
- return NS_ERROR_ILLEGAL_VALUE;
- }
- uint16_t len16 = static_cast<uint16_t>(len);
-
- memcpy(GetData(PDU_OFF_LENGTH), &len16, sizeof(len16));
-
- return NS_OK;
-}
-
-size_t
-DaemonSocketPDU::GetPayloadSize() const
-{
- MOZ_ASSERT(GetSize() >= PDU_HEADER_SIZE);
-
- return GetSize() - PDU_HEADER_SIZE;
-}
-
-void
-DaemonSocketPDU::OnError(const char* aFunction, int aErrno)
-{
- CHROMIUM_LOG("%s failed with error %d (%s)",
- aFunction, aErrno, strerror(aErrno));
-}
-
-}
-}