7684054d78
This HAL implementation should be included in the factory image only. BUG: 213415013 Test: manual Change-Id: Icc0cc7f767a647238ce319623e0408ec22531f58
92 lines
2.1 KiB
C++
92 lines
2.1 KiB
C++
// Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
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// source code may only be used and distributed under the Widevine Master
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// License Agreement.
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//
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// Log - implemented using the standard Android logging mechanism
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/*
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* Qutoing from system/core/include/log/log.h:
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* Normally we strip ALOGV (VERBOSE messages) from release builds.
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* You can modify this (for example with "#define LOG_NDEBUG 0"
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* at the top of your source file) to change that behavior.
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*/
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#ifndef LOG_NDEBUG
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# ifdef NDEBUG
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# define LOG_NDEBUG 1
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# else
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# define LOG_NDEBUG 0
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# endif
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#endif
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#define LOG_TAG "Widevine"
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#define LOG_BUF_SIZE 1024
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#include "log.h"
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#include <stdarg.h>
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#include <stdio.h>
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#include <utils/Log.h>
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#include <string>
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/*
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* Uncomment the line below if you want to have the LOGV messages to print
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* IMPORTANT : this will affect all of CDM
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*/
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// #define LOG_NDEBUG 0
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namespace wvutil {
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LogPriority g_cutoff = CDM_LOG_INFO;
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void InitLogging() {}
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void Log(const char* file, const char* function, int line, LogPriority level,
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const char* format, ...) {
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if (level > g_cutoff) return;
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const char* filename = strrchr(file, '/');
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filename = filename == nullptr ? file : filename + 1;
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char buf[LOG_BUF_SIZE];
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int len =
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snprintf(buf, LOG_BUF_SIZE, "[%s(%d):%s] ", filename, line, function);
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if (len < 0) len = 0;
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if (static_cast<unsigned int>(len) < sizeof(buf)) {
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va_list ap;
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va_start(ap, format);
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vsnprintf(buf + len, LOG_BUF_SIZE - len, format, ap);
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va_end(ap);
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}
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android_LogPriority prio = ANDROID_LOG_VERBOSE;
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switch (level) {
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case CDM_LOG_ERROR:
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prio = ANDROID_LOG_ERROR;
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break;
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case CDM_LOG_WARN:
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prio = ANDROID_LOG_WARN;
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break;
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case CDM_LOG_INFO:
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prio = ANDROID_LOG_INFO;
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break;
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case CDM_LOG_DEBUG:
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prio = ANDROID_LOG_DEBUG;
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break;
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#if LOG_NDEBUG
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case CDM_LOG_VERBOSE:
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return;
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#else
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case CDM_LOG_VERBOSE:
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prio = ANDROID_LOG_VERBOSE;
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break;
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#endif
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}
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__android_log_write(prio, LOG_TAG, buf);
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}
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} // namespace wvutil
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