Report OEMCrypto Build Information in License Request

am: 5ee5d00514

Change-Id: I55c590b056d62d2b86002e0e880b42cf379da160

libwvdrmengine/cdm/core/include/crypto_session.h

@@ -177,6 +177,7 @@ class CryptoSession {
 
   virtual bool GetBuildInformation(SecurityLevel security_level,
                                    std::string* info);
+  virtual bool GetBuildInformation(std::string* info);
 
   virtual uint32_t IsDecryptHashSupported(SecurityLevel security_level);
 

libwvdrmengine/cdm/core/src/client_identification.cpp

@@ -24,6 +24,8 @@ const std::string kKeyDeviceId = "device_id";
 const std::string kKeyWvCdmVersion = "widevine_cdm_version";
 const std::string kKeyOemCryptoSecurityPatchLevel =
     "oem_crypto_security_patch_level";
+const std::string kKeyOemCryptoBuildInformation =
+    "oem_crypto_build_information";
 }  // unnamed namespace
 
 namespace wvcdm {
@@ -272,6 +274,12 @@ CdmResponseType ClientIdentification::Prepare(
         client_capabilities->set_resource_rating_tier(tier);
       }
     }
+    std::string info;
+    if (crypto_session_->GetBuildInformation(&info)) {
+      client_info = client_id->add_client_info();
+      client_info->set_name(kKeyOemCryptoBuildInformation);
+      client_info->set_value(info);
+    }
   }
 
   return NO_ERROR;

libwvdrmengine/cdm/core/src/crypto_session.cpp

@@ -1880,6 +1880,15 @@ bool CryptoSession::GetResourceRatingTier(SecurityLevel security_level,
   return true;
 }
 
+bool CryptoSession::GetBuildInformation(std::string* info) {
+  LOGV("CryptoSession::GetBuildInformation");
+  if (!open_) {
+    LOGW("CryptoSession::GetBuildInformation: session not open");
+    return false;
+  }
+  return GetBuildInformation(requested_security_level_, info);
+}
+
 bool CryptoSession::GetBuildInformation(SecurityLevel security_level,
                                         std::string* info) {
   LOGV("GetBuildInformation");