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Diffstat (limited to 'dumpstate/aidl/default/Dumpstate.cpp')
-rw-r--r-- | dumpstate/aidl/default/Dumpstate.cpp | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/dumpstate/aidl/default/Dumpstate.cpp b/dumpstate/aidl/default/Dumpstate.cpp new file mode 100644 index 0000000000..a0730fb521 --- /dev/null +++ b/dumpstate/aidl/default/Dumpstate.cpp @@ -0,0 +1,101 @@ +/* + * Copyright (C) 2021 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. + */ + +#include <android-base/properties.h> +#include <log/log.h> +#include "DumpstateUtil.h" + +#include "Dumpstate.h" + +using android::os::dumpstate::DumpFileToFd; + +namespace aidl { +namespace android { +namespace hardware { +namespace dumpstate { + +const char kVerboseLoggingProperty[] = "persist.dumpstate.verbose_logging.enabled"; + +ndk::ScopedAStatus Dumpstate::dumpstateBoard(const std::vector<::ndk::ScopedFileDescriptor>& in_fds, + IDumpstateDevice::DumpstateMode in_mode, + int64_t in_timeoutMillis) { + (void)in_timeoutMillis; + + if (in_fds.size() < 1) { + return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT, + "No file descriptor"); + } + + int fd = in_fds[0].get(); + if (fd < 0) { + return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT, + "Invalid file descriptor"); + } + + switch (in_mode) { + case IDumpstateDevice::DumpstateMode::FULL: + return dumpstateBoardImpl(fd, true); + + case IDumpstateDevice::DumpstateMode::DEFAULT: + return dumpstateBoardImpl(fd, false); + + case IDumpstateDevice::DumpstateMode::INTERACTIVE: + case IDumpstateDevice::DumpstateMode::REMOTE: + case IDumpstateDevice::DumpstateMode::WEAR: + case IDumpstateDevice::DumpstateMode::CONNECTIVITY: + case IDumpstateDevice::DumpstateMode::WIFI: + case IDumpstateDevice::DumpstateMode::PROTO: + return ndk::ScopedAStatus::fromServiceSpecificErrorWithMessage(ERROR_UNSUPPORTED_MODE, + "Unsupported mode"); + + default: + return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT, + "Invalid mode"); + } + + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus Dumpstate::getVerboseLoggingEnabled(bool* _aidl_return) { + *_aidl_return = getVerboseLoggingEnabledImpl(); + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus Dumpstate::setVerboseLoggingEnabled(bool in_enable) { + ::android::base::SetProperty(kVerboseLoggingProperty, in_enable ? "true" : "false"); + return ndk::ScopedAStatus::ok(); +} + +bool Dumpstate::getVerboseLoggingEnabledImpl() { + return ::android::base::GetBoolProperty(kVerboseLoggingProperty, false); +} + +ndk::ScopedAStatus Dumpstate::dumpstateBoardImpl(const int fd, const bool full) { + ALOGD("DumpstateDevice::dumpstateBoard() FD: %d\n", fd); + + dprintf(fd, "verbose logging: %s\n", getVerboseLoggingEnabledImpl() ? "enabled" : "disabled"); + dprintf(fd, "[%s] %s\n", (full ? "full" : "default"), "Hello, world!"); + + // Shows an example on how to use the libdumpstateutil API. + DumpFileToFd(fd, "cmdline", "/proc/self/cmdline"); + + return ndk::ScopedAStatus::ok(); +} + +} // namespace dumpstate +} // namespace hardware +} // namespace android +} // namespace aidl |