Widvine remote provisioning HAL implementation

This HAL implementation should be included in the factory image only. BUG: 213415013 Test: manual Change-Id: Icc0cc7f767a647238ce319623e0408ec22531f58
2022-01-24 11:06:22 -08:00
parent eb711ea0ec
commit 7684054d78
14 changed files with 1011 additions and 0 deletions
--- a/libwvdrmengine/factory_upload_tool/src/log.cpp
+++ b/libwvdrmengine/factory_upload_tool/src/log.cpp
@@ -0,0 +1,91 @@
+// Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
+// source code may only be used and distributed under the Widevine Master
+// License Agreement.
+//
+// Log - implemented using the standard Android logging mechanism
+
+/*
+ * Qutoing from system/core/include/log/log.h:
+ * Normally we strip ALOGV (VERBOSE messages) from release builds.
+ * You can modify this (for example with "#define LOG_NDEBUG 0"
+ * at the top of your source file) to change that behavior.
+ */
+#ifndef LOG_NDEBUG
+#  ifdef NDEBUG
+#    define LOG_NDEBUG 1
+#  else
+#    define LOG_NDEBUG 0
+#  endif
+#endif
+
+#define LOG_TAG "Widevine"
+#define LOG_BUF_SIZE 1024
+
+#include "log.h"
+
+#include <stdarg.h>
+#include <stdio.h>
+#include <utils/Log.h>
+
+#include <string>
+
+/*
+ * Uncomment the line below if you want to have the LOGV messages to print
+ * IMPORTANT : this will affect all of CDM
+ */
+
+// #define LOG_NDEBUG 0
+
+namespace wvutil {
+
+LogPriority g_cutoff = CDM_LOG_INFO;
+
+void InitLogging() {}
+
+void Log(const char* file, const char* function, int line, LogPriority level,
+         const char* format, ...) {
+  if (level > g_cutoff) return;
+
+  const char* filename = strrchr(file, '/');
+  filename = filename == nullptr ? file : filename + 1;
+
+  char buf[LOG_BUF_SIZE];
+  int len =
+      snprintf(buf, LOG_BUF_SIZE, "[%s(%d):%s] ", filename, line, function);
+  if (len < 0) len = 0;
+  if (static_cast<unsigned int>(len) < sizeof(buf)) {
+    va_list ap;
+    va_start(ap, format);
+    vsnprintf(buf + len, LOG_BUF_SIZE - len, format, ap);
+    va_end(ap);
+  }
+
+  android_LogPriority prio = ANDROID_LOG_VERBOSE;
+
+  switch (level) {
+    case CDM_LOG_ERROR:
+      prio = ANDROID_LOG_ERROR;
+      break;
+    case CDM_LOG_WARN:
+      prio = ANDROID_LOG_WARN;
+      break;
+    case CDM_LOG_INFO:
+      prio = ANDROID_LOG_INFO;
+      break;
+    case CDM_LOG_DEBUG:
+      prio = ANDROID_LOG_DEBUG;
+      break;
+#if LOG_NDEBUG
+    case CDM_LOG_VERBOSE:
+      return;
+#else
+    case CDM_LOG_VERBOSE:
+      prio = ANDROID_LOG_VERBOSE;
+      break;
+#endif
+  }
+
+  __android_log_write(prio, LOG_TAG, buf);
+}
+
+}  // namespace wvutil