allow use of atom definition outside of atoms.proto in pulled atoms

There will be followup cls to add support of new types that can be
nested and repeated.
+ skip StatsLog.write signature generation for pulled atoms.

Bug: 113872139
Test: manual test
Change-Id: I69d0ee0b2fe8e286e48eac20ec2c8b280c477bf0

cmds/statsd/Android.bp

@@ -46,6 +46,7 @@ cc_library_host_shared {
 // ====  java proto device library (for test only)  ==============================
 java_library {
     name: "statsdprotolite",
+    no_framework_libs: true,
     proto: {
         type: "lite",
         include_dirs: ["external/protobuf/src"],

cmds/statsd/src/atoms.proto

@@ -30,6 +30,7 @@ import "frameworks/base/core/proto/android/telecomm/enums.proto";
 import "frameworks/base/core/proto/android/telephony/enums.proto";
 import "frameworks/base/core/proto/android/view/enums.proto";
 import "frameworks/base/proto/src/stats_enums.proto";
+import "frameworks/base/core/proto/android/service/procstats.proto";
 
 /**
  * The master atom class. This message defines all of the available
@@ -165,6 +166,7 @@ message Atom {
         DirectoryUsage directory_usage = 10026;
         AppSize app_size = 10027;
         CategorySize category_size = 10028;
+        android.service.procstats.ProcessStatsSectionProto proc_stats = 10029;
     }
 
     // DO NOT USE field numbers above 100,000 in AOSP. Field numbers above

tools/stats_log_api_gen/Collation.cpp

@@ -195,9 +195,11 @@ int collate_atom(const Descriptor *atom, AtomDecl *atomDecl,
       print_error(field, "Unkown type for field: %s\n", field->name().c_str());
       errorCount++;
       continue;
-    } else if (javaType == JAVA_TYPE_OBJECT) {
+    } else if (javaType == JAVA_TYPE_OBJECT &&
+               atomDecl->code < PULL_ATOM_START_ID) {
       // Allow attribution chain, but only at position 1.
-      print_error(field, "Message type not allowed for field: %s\n",
+      print_error(field,
+                  "Message type not allowed for field in pushed atoms: %s\n",
                   field->name().c_str());
       errorCount++;
       continue;
@@ -233,12 +235,19 @@ int collate_atom(const Descriptor *atom, AtomDecl *atomDecl,
     java_type_t javaType = java_type(field);
 
     AtomField atField(field->name(), javaType);
+    // Generate signature for pushed atoms
+    if (atomDecl->code < PULL_ATOM_START_ID) {
+      if (javaType == JAVA_TYPE_ENUM) {
+        // All enums are treated as ints when it comes to function signatures.
+        signature->push_back(JAVA_TYPE_INT);
+        collate_enums(*field->enum_type(), &atField);
+      } else {
+        signature->push_back(javaType);
+      }
+    }
     if (javaType == JAVA_TYPE_ENUM) {
       // All enums are treated as ints when it comes to function signatures.
-      signature->push_back(JAVA_TYPE_INT);
       collate_enums(*field->enum_type(), &atField);
-    } else {
-      signature->push_back(javaType);
     }
     atomDecl->fields.push_back(atField);
 

tools/stats_log_api_gen/Collation.h

@@ -34,6 +34,8 @@ using std::vector;
 using google::protobuf::Descriptor;
 using google::protobuf::FieldDescriptor;
 
+const int PULL_ATOM_START_ID = 10000;
+
 /**
  * The types for atom parameters.
  */

tools/stats_log_api_gen/main.cpp

@@ -18,8 +18,6 @@ using namespace std;
 namespace android {
 namespace stats_log_api_gen {
 
-const int PULL_ATOM_START_ID = 1000;
-
 int maxPushedAtomId = 2;
 
 using android::os::statsd::Atom;