037ad04df7
To avoid conflict between statslog.write() function signatures for
Atom1 {
Foo foo = 1 [logMode=bytes];
}
and
Atom2 {
string bar = 1;
int64 arg2 = 2;
}
Bug: 122571213
Test: manually tested with new atoms.
Change-Id: Ied0f0bd81cef8d0964f571e921f47022301157d9
Merged-In: Ied0f0bd81cef8d0964f571e921f47022301157d9
(cherry picked from Ied0f0bd81cef8d0964f571e921f47022301157d9)
1393 lines
52 KiB
C++
1393 lines
52 KiB
C++
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#include "Collation.h"
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#include "frameworks/base/cmds/statsd/src/atoms.pb.h"
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#include <set>
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#include <vector>
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#include <getopt.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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using namespace google::protobuf;
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using namespace std;
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namespace android {
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namespace stats_log_api_gen {
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const int PULL_ATOM_START_ID = 1000;
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int maxPushedAtomId = 2;
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using android::os::statsd::Atom;
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/**
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* Turn lower and camel case into upper case with underscores.
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*/
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static string
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make_constant_name(const string& str)
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{
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string result;
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const int N = str.size();
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bool underscore_next = false;
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for (int i=0; i<N; i++) {
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char c = str[i];
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if (c >= 'A' && c <= 'Z') {
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if (underscore_next) {
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result += '_';
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underscore_next = false;
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}
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} else if (c >= 'a' && c <= 'z') {
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c = 'A' + c - 'a';
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underscore_next = true;
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} else if (c == '_') {
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underscore_next = false;
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}
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result += c;
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}
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return result;
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}
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static const char*
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cpp_type_name(java_type_t type)
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{
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switch (type) {
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case JAVA_TYPE_BOOLEAN:
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return "bool";
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case JAVA_TYPE_INT:
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case JAVA_TYPE_ENUM:
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return "int32_t";
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case JAVA_TYPE_LONG:
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return "int64_t";
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case JAVA_TYPE_FLOAT:
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return "float";
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case JAVA_TYPE_DOUBLE:
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return "double";
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case JAVA_TYPE_STRING:
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return "char const*";
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case JAVA_TYPE_BYTE_ARRAY:
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return "const BytesField&";
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default:
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return "UNKNOWN";
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}
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}
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static const char*
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java_type_name(java_type_t type)
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{
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switch (type) {
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case JAVA_TYPE_BOOLEAN:
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return "boolean";
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case JAVA_TYPE_INT:
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case JAVA_TYPE_ENUM:
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return "int";
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case JAVA_TYPE_LONG:
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return "long";
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case JAVA_TYPE_FLOAT:
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return "float";
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case JAVA_TYPE_DOUBLE:
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return "double";
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case JAVA_TYPE_STRING:
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return "java.lang.String";
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case JAVA_TYPE_BYTE_ARRAY:
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return "byte[]";
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default:
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return "UNKNOWN";
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}
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}
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static int write_stats_log_cpp(FILE *out, const Atoms &atoms,
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const AtomDecl &attributionDecl) {
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// Print prelude
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fprintf(out, "// This file is autogenerated\n");
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fprintf(out, "\n");
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fprintf(out, "#include <mutex>\n");
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fprintf(out, "#include <chrono>\n");
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fprintf(out, "#include <thread>\n");
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fprintf(out, "#ifdef __ANDROID__\n");
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fprintf(out, "#include <cutils/properties.h>\n");
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fprintf(out, "#endif\n");
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fprintf(out, "#include <stats_event_list.h>\n");
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fprintf(out, "#include <log/log.h>\n");
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fprintf(out, "#include <statslog.h>\n");
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fprintf(out, "#include <utils/SystemClock.h>\n");
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fprintf(out, "\n");
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fprintf(out, "namespace android {\n");
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fprintf(out, "namespace util {\n");
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fprintf(out, "// the single event tag id for all stats logs\n");
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fprintf(out, "const static int kStatsEventTag = 1937006964;\n");
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fprintf(out, "#ifdef __ANDROID__\n");
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fprintf(out, "const static bool kStatsdEnabled = property_get_bool(\"ro.statsd.enable\", true);\n");
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fprintf(out, "#else\n");
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fprintf(out, "const static bool kStatsdEnabled = false;\n");
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fprintf(out, "#endif\n");
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std::set<string> kTruncatingAtomNames = {"mobile_radio_power_state_changed",
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"audio_state_changed",
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"call_state_changed",
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"phone_signal_strength_changed",
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"mobile_bytes_transfer_by_fg_bg",
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"mobile_bytes_transfer"};
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fprintf(out,
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"const std::set<int> "
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"AtomsInfo::kNotTruncatingTimestampAtomWhiteList = {\n");
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for (set<AtomDecl>::const_iterator atom = atoms.decls.begin();
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atom != atoms.decls.end(); atom++) {
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if (kTruncatingAtomNames.find(atom->name) ==
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kTruncatingAtomNames.end()) {
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string constant = make_constant_name(atom->name);
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fprintf(out, " %s,\n", constant.c_str());
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}
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}
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fprintf(out, "};\n");
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fprintf(out, "\n");
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fprintf(out,
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"const std::set<int> AtomsInfo::kAtomsWithAttributionChain = {\n");
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for (set<AtomDecl>::const_iterator atom = atoms.decls.begin();
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atom != atoms.decls.end(); atom++) {
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for (vector<AtomField>::const_iterator field = atom->fields.begin();
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field != atom->fields.end(); field++) {
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if (field->javaType == JAVA_TYPE_ATTRIBUTION_CHAIN) {
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string constant = make_constant_name(atom->name);
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fprintf(out, " %s,\n", constant.c_str());
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break;
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}
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}
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}
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fprintf(out, "};\n");
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fprintf(out, "\n");
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fprintf(out, "static std::map<int, int> getAtomUidField() {\n");
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fprintf(out, " std::map<int, int> uidField;\n");
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for (set<AtomDecl>::const_iterator atom = atoms.decls.begin();
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atom != atoms.decls.end(); atom++) {
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if (atom->uidField == 0) {
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continue;
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}
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fprintf(out,
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"\n // Adding uid field for atom "
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"(%d)%s\n",
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atom->code, atom->name.c_str());
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fprintf(out, " uidField[static_cast<int>(%s)] = %d;\n",
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make_constant_name(atom->name).c_str(), atom->uidField);
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}
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fprintf(out, " return uidField;\n");
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fprintf(out, "};\n");
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fprintf(out,
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"const std::map<int, int> AtomsInfo::kAtomsWithUidField = "
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"getAtomUidField();\n");
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fprintf(out,
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"static std::map<int, StateAtomFieldOptions> "
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"getStateAtomFieldOptions() {\n");
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fprintf(out, " std::map<int, StateAtomFieldOptions> options;\n");
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fprintf(out, " StateAtomFieldOptions opt;\n");
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for (set<AtomDecl>::const_iterator atom = atoms.decls.begin();
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atom != atoms.decls.end(); atom++) {
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if (atom->primaryFields.size() == 0 && atom->exclusiveField == 0) {
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continue;
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}
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fprintf(out,
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"\n // Adding primary and exclusive fields for atom "
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"(%d)%s\n",
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atom->code, atom->name.c_str());
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fprintf(out, " opt.primaryFields.clear();\n");
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for (const auto& field : atom->primaryFields) {
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fprintf(out, " opt.primaryFields.push_back(%d);\n", field);
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}
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fprintf(out, " opt.exclusiveField = %d;\n", atom->exclusiveField);
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fprintf(out, " options[static_cast<int>(%s)] = opt;\n",
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make_constant_name(atom->name).c_str());
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}
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fprintf(out, " return options;\n");
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fprintf(out, "}\n");
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fprintf(out,
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"const std::map<int, StateAtomFieldOptions> "
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"AtomsInfo::kStateAtomsFieldOptions = "
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"getStateAtomFieldOptions();\n");
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fprintf(out,
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"static std::map<int, std::vector<int>> "
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"getBinaryFieldAtoms() {\n");
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fprintf(out, " std::map<int, std::vector<int>> options;\n");
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for (set<AtomDecl>::const_iterator atom = atoms.decls.begin();
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atom != atoms.decls.end(); atom++) {
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if (atom->binaryFields.size() == 0) {
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continue;
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}
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fprintf(out,
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"\n // Adding binary fields for atom "
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"(%d)%s\n",
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atom->code, atom->name.c_str());
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for (const auto& field : atom->binaryFields) {
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fprintf(out, " options[static_cast<int>(%s)].push_back(%d);\n",
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make_constant_name(atom->name).c_str(), field);
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}
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}
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fprintf(out, " return options;\n");
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fprintf(out, "}\n");
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fprintf(out,
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"const std::map<int, std::vector<int>> "
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"AtomsInfo::kBytesFieldAtoms = "
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"getBinaryFieldAtoms();\n");
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fprintf(out, "int64_t lastRetryTimestampNs = -1;\n");
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fprintf(out, "const int64_t kMinRetryIntervalNs = NS_PER_SEC * 60 * 20; // 20 minutes\n");
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fprintf(out, "static std::mutex mLogdRetryMutex;\n");
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// Print write methods
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fprintf(out, "\n");
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for (set<vector<java_type_t>>::const_iterator signature = atoms.signatures.begin();
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signature != atoms.signatures.end(); signature++) {
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int argIndex;
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fprintf(out, "int\n");
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fprintf(out, "try_stats_write(int32_t code");
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argIndex = 1;
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for (vector<java_type_t>::const_iterator arg = signature->begin();
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arg != signature->end(); arg++) {
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if (*arg == JAVA_TYPE_ATTRIBUTION_CHAIN) {
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for (auto chainField : attributionDecl.fields) {
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if (chainField.javaType == JAVA_TYPE_STRING) {
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fprintf(out, ", const std::vector<%s>& %s",
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cpp_type_name(chainField.javaType),
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chainField.name.c_str());
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} else {
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fprintf(out, ", const %s* %s, size_t %s_length",
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cpp_type_name(chainField.javaType),
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chainField.name.c_str(), chainField.name.c_str());
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}
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}
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} else {
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fprintf(out, ", %s arg%d", cpp_type_name(*arg), argIndex);
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}
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argIndex++;
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}
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fprintf(out, ")\n");
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fprintf(out, "{\n");
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argIndex = 1;
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fprintf(out, " if (kStatsdEnabled) {\n");
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fprintf(out, " stats_event_list event(kStatsEventTag);\n");
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fprintf(out, " event << android::elapsedRealtimeNano();\n\n");
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fprintf(out, " event << code;\n\n");
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for (vector<java_type_t>::const_iterator arg = signature->begin();
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arg != signature->end(); arg++) {
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if (*arg == JAVA_TYPE_ATTRIBUTION_CHAIN) {
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for (const auto &chainField : attributionDecl.fields) {
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if (chainField.javaType == JAVA_TYPE_STRING) {
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fprintf(out, " if (%s_length != %s.size()) {\n",
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attributionDecl.fields.front().name.c_str(), chainField.name.c_str());
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fprintf(out, " return -EINVAL;\n");
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fprintf(out, " }\n");
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}
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}
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fprintf(out, "\n event.begin();\n");
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fprintf(out, " for (size_t i = 0; i < %s_length; ++i) {\n",
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attributionDecl.fields.front().name.c_str());
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fprintf(out, " event.begin();\n");
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for (const auto &chainField : attributionDecl.fields) {
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if (chainField.javaType == JAVA_TYPE_STRING) {
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fprintf(out, " if (%s[i] != NULL) {\n", chainField.name.c_str());
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fprintf(out, " event << %s[i];\n", chainField.name.c_str());
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fprintf(out, " } else {\n");
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fprintf(out, " event << \"\";\n");
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fprintf(out, " }\n");
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} else {
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fprintf(out, " event << %s[i];\n", chainField.name.c_str());
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}
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}
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fprintf(out, " event.end();\n");
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fprintf(out, " }\n");
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fprintf(out, " event.end();\n\n");
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} else if (*arg == JAVA_TYPE_BYTE_ARRAY) {
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fprintf(out,
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" event.AppendCharArray(arg%d.arg, "
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"arg%d.arg_length);\n",
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argIndex, argIndex);
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} else {
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if (*arg == JAVA_TYPE_STRING) {
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fprintf(out, " if (arg%d == NULL) {\n", argIndex);
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fprintf(out, " arg%d = \"\";\n", argIndex);
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fprintf(out, " }\n");
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}
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fprintf(out, " event << arg%d;\n", argIndex);
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}
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argIndex++;
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}
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fprintf(out, " return event.write(LOG_ID_STATS);\n");
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fprintf(out, " } else {\n");
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fprintf(out, " return 1;\n");
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fprintf(out, " }\n");
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fprintf(out, "}\n");
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fprintf(out, "\n");
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}
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for (set<vector<java_type_t>>::const_iterator signature = atoms.signatures.begin();
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signature != atoms.signatures.end(); signature++) {
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int argIndex;
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fprintf(out, "int \n");
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fprintf(out, "stats_write(int32_t code");
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argIndex = 1;
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for (vector<java_type_t>::const_iterator arg = signature->begin();
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arg != signature->end(); arg++) {
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if (*arg == JAVA_TYPE_ATTRIBUTION_CHAIN) {
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for (auto chainField : attributionDecl.fields) {
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if (chainField.javaType == JAVA_TYPE_STRING) {
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fprintf(out, ", const std::vector<%s>& %s",
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cpp_type_name(chainField.javaType),
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chainField.name.c_str());
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} else {
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fprintf(out, ", const %s* %s, size_t %s_length",
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cpp_type_name(chainField.javaType),
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chainField.name.c_str(), chainField.name.c_str());
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}
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}
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} else {
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fprintf(out, ", %s arg%d", cpp_type_name(*arg), argIndex);
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}
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argIndex++;
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}
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fprintf(out, ")\n");
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fprintf(out, "{\n");
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fprintf(out, " int ret = 0;\n");
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fprintf(out, " for(int retry = 0; retry < 2; ++retry) {\n");
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fprintf(out, " ret = try_stats_write(code");
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argIndex = 1;
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for (vector<java_type_t>::const_iterator arg = signature->begin();
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arg != signature->end(); arg++) {
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if (*arg == JAVA_TYPE_ATTRIBUTION_CHAIN) {
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for (auto chainField : attributionDecl.fields) {
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if (chainField.javaType == JAVA_TYPE_STRING) {
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fprintf(out, ", %s",
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chainField.name.c_str());
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} else {
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fprintf(out, ", %s, %s_length",
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chainField.name.c_str(), chainField.name.c_str());
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}
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}
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} else {
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fprintf(out, ", arg%d", argIndex);
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}
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argIndex++;
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}
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fprintf(out, ");\n");
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fprintf(out, " if (ret >= 0) { return retry; }\n");
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fprintf(out, " {\n");
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fprintf(out, " std::lock_guard<std::mutex> lock(mLogdRetryMutex);\n");
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fprintf(out, " if ((android::elapsedRealtimeNano() - lastRetryTimestampNs) <= "
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"kMinRetryIntervalNs) break;\n");
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fprintf(out, " lastRetryTimestampNs = android::elapsedRealtimeNano();\n");
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fprintf(out, " }\n");
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fprintf(out, " std::this_thread::sleep_for(std::chrono::milliseconds(10));\n");
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fprintf(out, " }\n");
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fprintf(out, " return ret;\n");
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fprintf(out, "}\n");
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fprintf(out, "\n");
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}
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for (set<vector<java_type_t>>::const_iterator signature = atoms.non_chained_signatures.begin();
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signature != atoms.non_chained_signatures.end(); signature++) {
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int argIndex;
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fprintf(out, "int\n");
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fprintf(out, "try_stats_write_non_chained(int32_t code");
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argIndex = 1;
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for (vector<java_type_t>::const_iterator arg = signature->begin();
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arg != signature->end(); arg++) {
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fprintf(out, ", %s arg%d", cpp_type_name(*arg), argIndex);
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argIndex++;
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}
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fprintf(out, ")\n");
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fprintf(out, "{\n");
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argIndex = 1;
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fprintf(out, " if (kStatsdEnabled) {\n");
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fprintf(out, " stats_event_list event(kStatsEventTag);\n");
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fprintf(out, " event << android::elapsedRealtimeNano();\n\n");
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fprintf(out, " event << code;\n\n");
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for (vector<java_type_t>::const_iterator arg = signature->begin();
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arg != signature->end(); arg++) {
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if (argIndex == 1) {
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fprintf(out, " event.begin();\n\n");
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fprintf(out, " event.begin();\n");
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}
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if (*arg == JAVA_TYPE_STRING) {
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fprintf(out, " if (arg%d == NULL) {\n", argIndex);
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fprintf(out, " arg%d = \"\";\n", argIndex);
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fprintf(out, " }\n");
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}
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if (*arg == JAVA_TYPE_BYTE_ARRAY) {
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fprintf(out,
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" event.AppendCharArray(arg%d.arg, "
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"arg%d.arg_length);",
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argIndex, argIndex);
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} else {
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fprintf(out, " event << arg%d;\n", argIndex);
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}
|
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if (argIndex == 2) {
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fprintf(out, " event.end();\n\n");
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fprintf(out, " event.end();\n\n");
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}
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argIndex++;
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}
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fprintf(out, " return event.write(LOG_ID_STATS);\n");
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fprintf(out, " } else {\n");
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fprintf(out, " return 1;\n");
|
|
fprintf(out, " }\n");
|
|
fprintf(out, "}\n");
|
|
fprintf(out, "\n");
|
|
}
|
|
|
|
for (set<vector<java_type_t>>::const_iterator signature = atoms.non_chained_signatures.begin();
|
|
signature != atoms.non_chained_signatures.end(); signature++) {
|
|
int argIndex;
|
|
|
|
fprintf(out, "int\n");
|
|
fprintf(out, "stats_write_non_chained(int32_t code");
|
|
argIndex = 1;
|
|
for (vector<java_type_t>::const_iterator arg = signature->begin();
|
|
arg != signature->end(); arg++) {
|
|
fprintf(out, ", %s arg%d", cpp_type_name(*arg), argIndex);
|
|
argIndex++;
|
|
}
|
|
fprintf(out, ")\n");
|
|
|
|
fprintf(out, "{\n");
|
|
|
|
fprintf(out, " int ret = 0;\n");
|
|
fprintf(out, " for(int retry = 0; retry < 2; ++retry) {\n");
|
|
fprintf(out, " ret = try_stats_write_non_chained(code");
|
|
|
|
argIndex = 1;
|
|
for (vector<java_type_t>::const_iterator arg = signature->begin();
|
|
arg != signature->end(); arg++) {
|
|
fprintf(out, ", arg%d", argIndex);
|
|
argIndex++;
|
|
}
|
|
fprintf(out, ");\n");
|
|
fprintf(out, " if (ret >= 0) { return retry; }\n");
|
|
|
|
fprintf(out, " {\n");
|
|
fprintf(out, " std::lock_guard<std::mutex> lock(mLogdRetryMutex);\n");
|
|
fprintf(out, " if ((android::elapsedRealtimeNano() - lastRetryTimestampNs) <= "
|
|
"kMinRetryIntervalNs) break;\n");
|
|
fprintf(out, " lastRetryTimestampNs = android::elapsedRealtimeNano();\n");
|
|
fprintf(out, " }\n");
|
|
|
|
fprintf(out, " std::this_thread::sleep_for(std::chrono::milliseconds(10));\n");
|
|
fprintf(out, " }\n");
|
|
fprintf(out, " return ret;\n");
|
|
fprintf(out, "}\n");
|
|
|
|
fprintf(out, "\n");
|
|
}
|
|
|
|
|
|
// Print footer
|
|
fprintf(out, "\n");
|
|
fprintf(out, "} // namespace util\n");
|
|
fprintf(out, "} // namespace android\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
void build_non_chained_decl_map(const Atoms& atoms,
|
|
std::map<int, set<AtomDecl>::const_iterator>* decl_map){
|
|
for (set<AtomDecl>::const_iterator atom = atoms.non_chained_decls.begin();
|
|
atom != atoms.non_chained_decls.end(); atom++) {
|
|
decl_map->insert(std::make_pair(atom->code, atom));
|
|
}
|
|
}
|
|
|
|
static void write_cpp_usage(
|
|
FILE* out, const string& method_name, const string& atom_code_name,
|
|
const AtomDecl& atom, const AtomDecl &attributionDecl) {
|
|
fprintf(out, " * Usage: %s(StatsLog.%s", method_name.c_str(),
|
|
atom_code_name.c_str());
|
|
|
|
for (vector<AtomField>::const_iterator field = atom.fields.begin();
|
|
field != atom.fields.end(); field++) {
|
|
if (field->javaType == JAVA_TYPE_ATTRIBUTION_CHAIN) {
|
|
for (auto chainField : attributionDecl.fields) {
|
|
if (chainField.javaType == JAVA_TYPE_STRING) {
|
|
fprintf(out, ", const std::vector<%s>& %s",
|
|
cpp_type_name(chainField.javaType),
|
|
chainField.name.c_str());
|
|
} else {
|
|
fprintf(out, ", const %s* %s, size_t %s_length",
|
|
cpp_type_name(chainField.javaType),
|
|
chainField.name.c_str(), chainField.name.c_str());
|
|
}
|
|
}
|
|
} else {
|
|
fprintf(out, ", %s %s", cpp_type_name(field->javaType), field->name.c_str());
|
|
}
|
|
}
|
|
fprintf(out, ");\n");
|
|
}
|
|
|
|
static void write_cpp_method_header(
|
|
FILE* out, const string& method_name, const set<vector<java_type_t>>& signatures,
|
|
const AtomDecl &attributionDecl) {
|
|
for (set<vector<java_type_t>>::const_iterator signature = signatures.begin();
|
|
signature != signatures.end(); signature++) {
|
|
fprintf(out, "int %s(int32_t code ", method_name.c_str());
|
|
int argIndex = 1;
|
|
for (vector<java_type_t>::const_iterator arg = signature->begin();
|
|
arg != signature->end(); arg++) {
|
|
if (*arg == JAVA_TYPE_ATTRIBUTION_CHAIN) {
|
|
for (auto chainField : attributionDecl.fields) {
|
|
if (chainField.javaType == JAVA_TYPE_STRING) {
|
|
fprintf(out, ", const std::vector<%s>& %s",
|
|
cpp_type_name(chainField.javaType), chainField.name.c_str());
|
|
} else {
|
|
fprintf(out, ", const %s* %s, size_t %s_length",
|
|
cpp_type_name(chainField.javaType),
|
|
chainField.name.c_str(), chainField.name.c_str());
|
|
}
|
|
}
|
|
} else {
|
|
fprintf(out, ", %s arg%d", cpp_type_name(*arg), argIndex);
|
|
}
|
|
argIndex++;
|
|
}
|
|
fprintf(out, ");\n");
|
|
|
|
}
|
|
}
|
|
|
|
static int
|
|
write_stats_log_header(FILE* out, const Atoms& atoms, const AtomDecl &attributionDecl)
|
|
{
|
|
// Print prelude
|
|
fprintf(out, "// This file is autogenerated\n");
|
|
fprintf(out, "\n");
|
|
fprintf(out, "#pragma once\n");
|
|
fprintf(out, "\n");
|
|
fprintf(out, "#include <stdint.h>\n");
|
|
fprintf(out, "#include <vector>\n");
|
|
fprintf(out, "#include <map>\n");
|
|
fprintf(out, "#include <set>\n");
|
|
fprintf(out, "\n");
|
|
|
|
fprintf(out, "namespace android {\n");
|
|
fprintf(out, "namespace util {\n");
|
|
fprintf(out, "\n");
|
|
fprintf(out, "/*\n");
|
|
fprintf(out, " * API For logging statistics events.\n");
|
|
fprintf(out, " */\n");
|
|
fprintf(out, "\n");
|
|
fprintf(out, "/**\n");
|
|
fprintf(out, " * Constants for atom codes.\n");
|
|
fprintf(out, " */\n");
|
|
fprintf(out, "enum {\n");
|
|
|
|
std::map<int, set<AtomDecl>::const_iterator> atom_code_to_non_chained_decl_map;
|
|
build_non_chained_decl_map(atoms, &atom_code_to_non_chained_decl_map);
|
|
|
|
size_t i = 0;
|
|
// Print constants
|
|
for (set<AtomDecl>::const_iterator atom = atoms.decls.begin();
|
|
atom != atoms.decls.end(); atom++) {
|
|
string constant = make_constant_name(atom->name);
|
|
fprintf(out, "\n");
|
|
fprintf(out, " /**\n");
|
|
fprintf(out, " * %s %s\n", atom->message.c_str(), atom->name.c_str());
|
|
write_cpp_usage(out, "stats_write", constant, *atom, attributionDecl);
|
|
|
|
auto non_chained_decl = atom_code_to_non_chained_decl_map.find(atom->code);
|
|
if (non_chained_decl != atom_code_to_non_chained_decl_map.end()) {
|
|
write_cpp_usage(out, "stats_write_non_chained", constant, *non_chained_decl->second,
|
|
attributionDecl);
|
|
}
|
|
fprintf(out, " */\n");
|
|
char const* const comma = (i == atoms.decls.size() - 1) ? "" : ",";
|
|
fprintf(out, " %s = %d%s\n", constant.c_str(), atom->code, comma);
|
|
if (atom->code < PULL_ATOM_START_ID && atom->code > maxPushedAtomId) {
|
|
maxPushedAtomId = atom->code;
|
|
}
|
|
i++;
|
|
}
|
|
fprintf(out, "\n");
|
|
fprintf(out, "};\n");
|
|
fprintf(out, "\n");
|
|
|
|
fprintf(out, "struct BytesField {\n");
|
|
fprintf(out,
|
|
" BytesField(char const* array, size_t len) : arg(array), "
|
|
"arg_length(len) {}\n");
|
|
fprintf(out, " char const* arg;\n");
|
|
fprintf(out, " size_t arg_length;\n");
|
|
fprintf(out, "};\n");
|
|
fprintf(out, "\n");
|
|
|
|
fprintf(out, "struct StateAtomFieldOptions {\n");
|
|
fprintf(out, " std::vector<int> primaryFields;\n");
|
|
fprintf(out, " int exclusiveField;\n");
|
|
fprintf(out, "};\n");
|
|
fprintf(out, "\n");
|
|
|
|
fprintf(out, "struct AtomsInfo {\n");
|
|
fprintf(out,
|
|
" const static std::set<int> "
|
|
"kNotTruncatingTimestampAtomWhiteList;\n");
|
|
fprintf(out, " const static std::map<int, int> kAtomsWithUidField;\n");
|
|
fprintf(out,
|
|
" const static std::set<int> kAtomsWithAttributionChain;\n");
|
|
fprintf(out,
|
|
" const static std::map<int, StateAtomFieldOptions> "
|
|
"kStateAtomsFieldOptions;\n");
|
|
fprintf(out,
|
|
" const static std::map<int, std::vector<int>> "
|
|
"kBytesFieldAtoms;");
|
|
fprintf(out, "};\n");
|
|
|
|
fprintf(out, "const static int kMaxPushedAtomId = %d;\n\n",
|
|
maxPushedAtomId);
|
|
|
|
// Print write methods
|
|
fprintf(out, "//\n");
|
|
fprintf(out, "// Write methods\n");
|
|
fprintf(out, "//\n");
|
|
write_cpp_method_header(out, "stats_write", atoms.signatures, attributionDecl);
|
|
|
|
fprintf(out, "//\n");
|
|
fprintf(out, "// Write flattened methods\n");
|
|
fprintf(out, "//\n");
|
|
write_cpp_method_header(out, "stats_write_non_chained", atoms.non_chained_signatures,
|
|
attributionDecl);
|
|
|
|
fprintf(out, "\n");
|
|
fprintf(out, "} // namespace util\n");
|
|
fprintf(out, "} // namespace android\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void write_java_usage(FILE* out, const string& method_name, const string& atom_code_name,
|
|
const AtomDecl& atom) {
|
|
fprintf(out, " * Usage: StatsLog.%s(StatsLog.%s",
|
|
method_name.c_str(), atom_code_name.c_str());
|
|
for (vector<AtomField>::const_iterator field = atom.fields.begin();
|
|
field != atom.fields.end(); field++) {
|
|
if (field->javaType == JAVA_TYPE_ATTRIBUTION_CHAIN) {
|
|
fprintf(out, ", android.os.WorkSource workSource");
|
|
} else if (field->javaType == JAVA_TYPE_BYTE_ARRAY) {
|
|
fprintf(out, ", byte[] %s", field->name.c_str());
|
|
} else {
|
|
fprintf(out, ", %s %s", java_type_name(field->javaType), field->name.c_str());
|
|
}
|
|
}
|
|
fprintf(out, ");<br>\n");
|
|
}
|
|
|
|
static void write_java_method(
|
|
FILE* out, const string& method_name, const set<vector<java_type_t>>& signatures,
|
|
const AtomDecl &attributionDecl) {
|
|
for (set<vector<java_type_t>>::const_iterator signature = signatures.begin();
|
|
signature != signatures.end(); signature++) {
|
|
fprintf(out, " /** @hide */\n");
|
|
fprintf(out, " public static native int %s(int code", method_name.c_str());
|
|
int argIndex = 1;
|
|
for (vector<java_type_t>::const_iterator arg = signature->begin();
|
|
arg != signature->end(); arg++) {
|
|
if (*arg == JAVA_TYPE_ATTRIBUTION_CHAIN) {
|
|
for (auto chainField : attributionDecl.fields) {
|
|
fprintf(out, ", %s[] %s",
|
|
java_type_name(chainField.javaType), chainField.name.c_str());
|
|
}
|
|
} else {
|
|
fprintf(out, ", %s arg%d", java_type_name(*arg), argIndex);
|
|
}
|
|
argIndex++;
|
|
}
|
|
fprintf(out, ");\n");
|
|
}
|
|
}
|
|
|
|
static void write_java_work_source_method(FILE* out, const set<vector<java_type_t>>& signatures) {
|
|
fprintf(out, "\n // WorkSource methods.\n");
|
|
for (set<vector<java_type_t>>::const_iterator signature = signatures.begin();
|
|
signature != signatures.end(); signature++) {
|
|
// Determine if there is Attribution in this signature.
|
|
int attributionArg = -1;
|
|
int argIndexMax = 0;
|
|
for (vector<java_type_t>::const_iterator arg = signature->begin();
|
|
arg != signature->end(); arg++) {
|
|
argIndexMax++;
|
|
if (*arg == JAVA_TYPE_ATTRIBUTION_CHAIN) {
|
|
if (attributionArg > -1) {
|
|
fprintf(stderr, "An atom contains multiple AttributionNode fields.\n");
|
|
fprintf(stderr, "This is not supported. Aborting WorkSource method writing.\n");
|
|
fprintf(out, "\n// Invalid for WorkSource: more than one attribution chain.\n");
|
|
return;
|
|
}
|
|
attributionArg = argIndexMax;
|
|
}
|
|
}
|
|
if (attributionArg < 0) {
|
|
continue;
|
|
}
|
|
|
|
// Method header (signature)
|
|
fprintf(out, " /** @hide */\n");
|
|
fprintf(out, " public static void write(int code");
|
|
int argIndex = 1;
|
|
for (vector<java_type_t>::const_iterator arg = signature->begin();
|
|
arg != signature->end(); arg++) {
|
|
if (*arg == JAVA_TYPE_ATTRIBUTION_CHAIN) {
|
|
fprintf(out, ", WorkSource ws");
|
|
} else {
|
|
fprintf(out, ", %s arg%d", java_type_name(*arg), argIndex);
|
|
}
|
|
argIndex++;
|
|
}
|
|
fprintf(out, ") {\n");
|
|
|
|
// write_non_chained() component. TODO: Remove when flat uids are no longer needed.
|
|
fprintf(out, " for (int i = 0; i < ws.size(); ++i) {\n");
|
|
fprintf(out, " write_non_chained(code");
|
|
for (int argIndex = 1; argIndex <= argIndexMax; argIndex++) {
|
|
if (argIndex == attributionArg) {
|
|
fprintf(out, ", ws.get(i), ws.getName(i)");
|
|
} else {
|
|
fprintf(out, ", arg%d", argIndex);
|
|
}
|
|
}
|
|
fprintf(out, ");\n");
|
|
fprintf(out, " }\n"); // close flor-loop
|
|
|
|
// write() component.
|
|
fprintf(out, " ArrayList<WorkSource.WorkChain> workChains = ws.getWorkChains();\n");
|
|
fprintf(out, " if (workChains != null) {\n");
|
|
fprintf(out, " for (WorkSource.WorkChain wc : workChains) {\n");
|
|
fprintf(out, " write(code");
|
|
for (int argIndex = 1; argIndex <= argIndexMax; argIndex++) {
|
|
if (argIndex == attributionArg) {
|
|
fprintf(out, ", wc.getUids(), wc.getTags()");
|
|
} else {
|
|
fprintf(out, ", arg%d", argIndex);
|
|
}
|
|
}
|
|
fprintf(out, ");\n");
|
|
fprintf(out, " }\n"); // close for-loop
|
|
fprintf(out, " }\n"); // close if
|
|
fprintf(out, " }\n"); // close method
|
|
}
|
|
}
|
|
|
|
static int
|
|
write_stats_log_java(FILE* out, const Atoms& atoms, const AtomDecl &attributionDecl)
|
|
{
|
|
// Print prelude
|
|
fprintf(out, "// This file is autogenerated\n");
|
|
fprintf(out, "\n");
|
|
fprintf(out, "package android.util;\n");
|
|
fprintf(out, "\n");
|
|
fprintf(out, "import android.os.WorkSource;\n");
|
|
fprintf(out, "import java.util.ArrayList;\n");
|
|
fprintf(out, "\n");
|
|
fprintf(out, "\n");
|
|
fprintf(out, "/**\n");
|
|
fprintf(out, " * API For logging statistics events.\n");
|
|
fprintf(out, " * @hide\n");
|
|
fprintf(out, " */\n");
|
|
fprintf(out, "public class StatsLogInternal {\n");
|
|
fprintf(out, " // Constants for atom codes.\n");
|
|
|
|
std::map<int, set<AtomDecl>::const_iterator> atom_code_to_non_chained_decl_map;
|
|
build_non_chained_decl_map(atoms, &atom_code_to_non_chained_decl_map);
|
|
|
|
// Print constants for the atom codes.
|
|
for (set<AtomDecl>::const_iterator atom = atoms.decls.begin();
|
|
atom != atoms.decls.end(); atom++) {
|
|
string constant = make_constant_name(atom->name);
|
|
fprintf(out, "\n");
|
|
fprintf(out, " /**\n");
|
|
fprintf(out, " * %s %s<br>\n", atom->message.c_str(), atom->name.c_str());
|
|
write_java_usage(out, "write", constant, *atom);
|
|
auto non_chained_decl = atom_code_to_non_chained_decl_map.find(atom->code);
|
|
if (non_chained_decl != atom_code_to_non_chained_decl_map.end()) {
|
|
write_java_usage(out, "write_non_chained", constant, *non_chained_decl->second);
|
|
}
|
|
fprintf(out, " * @hide\n");
|
|
fprintf(out, " */\n");
|
|
fprintf(out, " public static final int %s = %d;\n", constant.c_str(), atom->code);
|
|
}
|
|
fprintf(out, "\n");
|
|
|
|
// Print constants for the enum values.
|
|
fprintf(out, " // Constants for enum values.\n\n");
|
|
for (set<AtomDecl>::const_iterator atom = atoms.decls.begin();
|
|
atom != atoms.decls.end(); atom++) {
|
|
for (vector<AtomField>::const_iterator field = atom->fields.begin();
|
|
field != atom->fields.end(); field++) {
|
|
if (field->javaType == JAVA_TYPE_ENUM) {
|
|
fprintf(out, " // Values for %s.%s\n", atom->message.c_str(),
|
|
field->name.c_str());
|
|
for (map<int, string>::const_iterator value = field->enumValues.begin();
|
|
value != field->enumValues.end(); value++) {
|
|
fprintf(out, " /** @hide */\n");
|
|
fprintf(out, " public static final int %s__%s__%s = %d;\n",
|
|
make_constant_name(atom->message).c_str(),
|
|
make_constant_name(field->name).c_str(),
|
|
make_constant_name(value->second).c_str(),
|
|
value->first);
|
|
}
|
|
fprintf(out, "\n");
|
|
}
|
|
}
|
|
}
|
|
|
|
// Print write methods
|
|
fprintf(out, " // Write methods\n");
|
|
write_java_method(out, "write", atoms.signatures, attributionDecl);
|
|
write_java_method(out, "write_non_chained", atoms.non_chained_signatures, attributionDecl);
|
|
write_java_work_source_method(out, atoms.signatures);
|
|
|
|
fprintf(out, "}\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const char*
|
|
jni_type_name(java_type_t type)
|
|
{
|
|
switch (type) {
|
|
case JAVA_TYPE_BOOLEAN:
|
|
return "jboolean";
|
|
case JAVA_TYPE_INT:
|
|
case JAVA_TYPE_ENUM:
|
|
return "jint";
|
|
case JAVA_TYPE_LONG:
|
|
return "jlong";
|
|
case JAVA_TYPE_FLOAT:
|
|
return "jfloat";
|
|
case JAVA_TYPE_DOUBLE:
|
|
return "jdouble";
|
|
case JAVA_TYPE_STRING:
|
|
return "jstring";
|
|
case JAVA_TYPE_BYTE_ARRAY:
|
|
return "jbyteArray";
|
|
default:
|
|
return "UNKNOWN";
|
|
}
|
|
}
|
|
|
|
static const char*
|
|
jni_array_type_name(java_type_t type)
|
|
{
|
|
switch (type) {
|
|
case JAVA_TYPE_INT:
|
|
return "jintArray";
|
|
case JAVA_TYPE_STRING:
|
|
return "jobjectArray";
|
|
default:
|
|
return "UNKNOWN";
|
|
}
|
|
}
|
|
|
|
static string
|
|
jni_function_name(const string& method_name, const vector<java_type_t>& signature)
|
|
{
|
|
string result("StatsLog_" + method_name);
|
|
for (vector<java_type_t>::const_iterator arg = signature.begin();
|
|
arg != signature.end(); arg++) {
|
|
switch (*arg) {
|
|
case JAVA_TYPE_BOOLEAN:
|
|
result += "_boolean";
|
|
break;
|
|
case JAVA_TYPE_INT:
|
|
case JAVA_TYPE_ENUM:
|
|
result += "_int";
|
|
break;
|
|
case JAVA_TYPE_LONG:
|
|
result += "_long";
|
|
break;
|
|
case JAVA_TYPE_FLOAT:
|
|
result += "_float";
|
|
break;
|
|
case JAVA_TYPE_DOUBLE:
|
|
result += "_double";
|
|
break;
|
|
case JAVA_TYPE_STRING:
|
|
result += "_String";
|
|
break;
|
|
case JAVA_TYPE_ATTRIBUTION_CHAIN:
|
|
result += "_AttributionChain";
|
|
break;
|
|
case JAVA_TYPE_BYTE_ARRAY:
|
|
result += "_bytes";
|
|
break;
|
|
default:
|
|
result += "_UNKNOWN";
|
|
break;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
static const char*
|
|
java_type_signature(java_type_t type)
|
|
{
|
|
switch (type) {
|
|
case JAVA_TYPE_BOOLEAN:
|
|
return "Z";
|
|
case JAVA_TYPE_INT:
|
|
case JAVA_TYPE_ENUM:
|
|
return "I";
|
|
case JAVA_TYPE_LONG:
|
|
return "J";
|
|
case JAVA_TYPE_FLOAT:
|
|
return "F";
|
|
case JAVA_TYPE_DOUBLE:
|
|
return "D";
|
|
case JAVA_TYPE_STRING:
|
|
return "Ljava/lang/String;";
|
|
case JAVA_TYPE_BYTE_ARRAY:
|
|
return "[B";
|
|
default:
|
|
return "UNKNOWN";
|
|
}
|
|
}
|
|
|
|
static string
|
|
jni_function_signature(const vector<java_type_t>& signature, const AtomDecl &attributionDecl)
|
|
{
|
|
string result("(I");
|
|
for (vector<java_type_t>::const_iterator arg = signature.begin();
|
|
arg != signature.end(); arg++) {
|
|
if (*arg == JAVA_TYPE_ATTRIBUTION_CHAIN) {
|
|
for (auto chainField : attributionDecl.fields) {
|
|
result += "[";
|
|
result += java_type_signature(chainField.javaType);
|
|
}
|
|
} else {
|
|
result += java_type_signature(*arg);
|
|
}
|
|
}
|
|
result += ")I";
|
|
return result;
|
|
}
|
|
|
|
static int
|
|
write_stats_log_jni(FILE* out, const string& java_method_name, const string& cpp_method_name,
|
|
const set<vector<java_type_t>>& signatures, const AtomDecl &attributionDecl)
|
|
{
|
|
// Print write methods
|
|
for (set<vector<java_type_t>>::const_iterator signature = signatures.begin();
|
|
signature != signatures.end(); signature++) {
|
|
int argIndex;
|
|
|
|
fprintf(out, "static int\n");
|
|
fprintf(out, "%s(JNIEnv* env, jobject clazz UNUSED, jint code",
|
|
jni_function_name(java_method_name, *signature).c_str());
|
|
argIndex = 1;
|
|
for (vector<java_type_t>::const_iterator arg = signature->begin();
|
|
arg != signature->end(); arg++) {
|
|
if (*arg == JAVA_TYPE_ATTRIBUTION_CHAIN) {
|
|
for (auto chainField : attributionDecl.fields) {
|
|
fprintf(out, ", %s %s", jni_array_type_name(chainField.javaType),
|
|
chainField.name.c_str());
|
|
}
|
|
} else {
|
|
fprintf(out, ", %s arg%d", jni_type_name(*arg), argIndex);
|
|
}
|
|
argIndex++;
|
|
}
|
|
fprintf(out, ")\n");
|
|
|
|
fprintf(out, "{\n");
|
|
|
|
// Prepare strings
|
|
argIndex = 1;
|
|
bool hadStringOrChain = false;
|
|
for (vector<java_type_t>::const_iterator arg = signature->begin();
|
|
arg != signature->end(); arg++) {
|
|
if (*arg == JAVA_TYPE_STRING) {
|
|
hadStringOrChain = true;
|
|
fprintf(out, " const char* str%d;\n", argIndex);
|
|
fprintf(out, " if (arg%d != NULL) {\n", argIndex);
|
|
fprintf(out, " str%d = env->GetStringUTFChars(arg%d, NULL);\n",
|
|
argIndex, argIndex);
|
|
fprintf(out, " } else {\n");
|
|
fprintf(out, " str%d = NULL;\n", argIndex);
|
|
fprintf(out, " }\n");
|
|
} else if (*arg == JAVA_TYPE_BYTE_ARRAY) {
|
|
hadStringOrChain = true;
|
|
fprintf(out, " jbyte* jbyte_array%d;\n", argIndex);
|
|
fprintf(out, " const char* str%d;\n", argIndex);
|
|
fprintf(out, " int str%d_length = 0;\n", argIndex);
|
|
fprintf(out,
|
|
" if (arg%d != NULL && env->GetArrayLength(arg%d) > "
|
|
"0) {\n",
|
|
argIndex, argIndex);
|
|
fprintf(out,
|
|
" jbyte_array%d = "
|
|
"env->GetByteArrayElements(arg%d, NULL);\n",
|
|
argIndex, argIndex);
|
|
fprintf(out,
|
|
" str%d_length = env->GetArrayLength(arg%d);\n",
|
|
argIndex, argIndex);
|
|
fprintf(out,
|
|
" str%d = "
|
|
"reinterpret_cast<char*>(env->GetByteArrayElements(arg%"
|
|
"d, NULL));\n",
|
|
argIndex, argIndex);
|
|
fprintf(out, " } else {\n");
|
|
fprintf(out, " jbyte_array%d = NULL;\n", argIndex);
|
|
fprintf(out, " str%d = NULL;\n", argIndex);
|
|
fprintf(out, " }\n");
|
|
|
|
fprintf(out,
|
|
" android::util::BytesField bytesField%d(str%d, "
|
|
"str%d_length);",
|
|
argIndex, argIndex, argIndex);
|
|
|
|
} else if (*arg == JAVA_TYPE_ATTRIBUTION_CHAIN) {
|
|
hadStringOrChain = true;
|
|
for (auto chainField : attributionDecl.fields) {
|
|
fprintf(out, " size_t %s_length = env->GetArrayLength(%s);\n",
|
|
chainField.name.c_str(), chainField.name.c_str());
|
|
if (chainField.name != attributionDecl.fields.front().name) {
|
|
fprintf(out, " if (%s_length != %s_length) {\n",
|
|
chainField.name.c_str(),
|
|
attributionDecl.fields.front().name.c_str());
|
|
fprintf(out, " return -EINVAL;\n");
|
|
fprintf(out, " }\n");
|
|
}
|
|
if (chainField.javaType == JAVA_TYPE_INT) {
|
|
fprintf(out, " jint* %s_array = env->GetIntArrayElements(%s, NULL);\n",
|
|
chainField.name.c_str(), chainField.name.c_str());
|
|
} else if (chainField.javaType == JAVA_TYPE_STRING) {
|
|
fprintf(out, " std::vector<%s> %s_vec;\n",
|
|
cpp_type_name(chainField.javaType), chainField.name.c_str());
|
|
fprintf(out, " std::vector<ScopedUtfChars*> scoped_%s_vec;\n",
|
|
chainField.name.c_str());
|
|
fprintf(out, " for (size_t i = 0; i < %s_length; ++i) {\n",
|
|
chainField.name.c_str());
|
|
fprintf(out, " jstring jstr = "
|
|
"(jstring)env->GetObjectArrayElement(%s, i);\n",
|
|
chainField.name.c_str());
|
|
fprintf(out, " if (jstr == NULL) {\n");
|
|
fprintf(out, " %s_vec.push_back(NULL);\n",
|
|
chainField.name.c_str());
|
|
fprintf(out, " } else {\n");
|
|
fprintf(out, " ScopedUtfChars* scoped_%s = "
|
|
"new ScopedUtfChars(env, jstr);\n",
|
|
chainField.name.c_str());
|
|
fprintf(out, " %s_vec.push_back(scoped_%s->c_str());\n",
|
|
chainField.name.c_str(), chainField.name.c_str());
|
|
fprintf(out, " scoped_%s_vec.push_back(scoped_%s);\n",
|
|
chainField.name.c_str(), chainField.name.c_str());
|
|
fprintf(out, " }\n");
|
|
fprintf(out, " }\n");
|
|
}
|
|
fprintf(out, "\n");
|
|
}
|
|
}
|
|
argIndex++;
|
|
}
|
|
// Emit this to quiet the unused parameter warning if there were no strings or attribution
|
|
// chains.
|
|
if (!hadStringOrChain) {
|
|
fprintf(out, " (void)env;\n");
|
|
}
|
|
|
|
// stats_write call
|
|
argIndex = 1;
|
|
fprintf(out, "\n int ret = android::util::%s(code",
|
|
cpp_method_name.c_str());
|
|
for (vector<java_type_t>::const_iterator arg = signature->begin();
|
|
arg != signature->end(); arg++) {
|
|
if (*arg == JAVA_TYPE_ATTRIBUTION_CHAIN) {
|
|
for (auto chainField : attributionDecl.fields) {
|
|
if (chainField.javaType == JAVA_TYPE_INT) {
|
|
fprintf(out, ", (const %s*)%s_array, %s_length",
|
|
cpp_type_name(chainField.javaType),
|
|
chainField.name.c_str(), chainField.name.c_str());
|
|
} else if (chainField.javaType == JAVA_TYPE_STRING) {
|
|
fprintf(out, ", %s_vec", chainField.name.c_str());
|
|
}
|
|
}
|
|
} else if (*arg == JAVA_TYPE_BYTE_ARRAY) {
|
|
fprintf(out, ", bytesField%d", argIndex);
|
|
} else {
|
|
const char* argName =
|
|
(*arg == JAVA_TYPE_STRING) ? "str" : "arg";
|
|
fprintf(out, ", (%s)%s%d", cpp_type_name(*arg), argName, argIndex);
|
|
}
|
|
argIndex++;
|
|
}
|
|
fprintf(out, ");\n");
|
|
fprintf(out, "\n");
|
|
|
|
// Clean up strings
|
|
argIndex = 1;
|
|
for (vector<java_type_t>::const_iterator arg = signature->begin();
|
|
arg != signature->end(); arg++) {
|
|
if (*arg == JAVA_TYPE_STRING) {
|
|
fprintf(out, " if (str%d != NULL) {\n", argIndex);
|
|
fprintf(out, " env->ReleaseStringUTFChars(arg%d, str%d);\n",
|
|
argIndex, argIndex);
|
|
fprintf(out, " }\n");
|
|
} else if (*arg == JAVA_TYPE_BYTE_ARRAY) {
|
|
fprintf(out, " if (str%d != NULL) { \n", argIndex);
|
|
fprintf(out,
|
|
" env->ReleaseByteArrayElements(arg%d, "
|
|
"jbyte_array%d, 0);\n",
|
|
argIndex, argIndex);
|
|
fprintf(out, " }\n");
|
|
} else if (*arg == JAVA_TYPE_ATTRIBUTION_CHAIN) {
|
|
for (auto chainField : attributionDecl.fields) {
|
|
if (chainField.javaType == JAVA_TYPE_INT) {
|
|
fprintf(out, " env->ReleaseIntArrayElements(%s, %s_array, 0);\n",
|
|
chainField.name.c_str(), chainField.name.c_str());
|
|
} else if (chainField.javaType == JAVA_TYPE_STRING) {
|
|
fprintf(out, " for (size_t i = 0; i < scoped_%s_vec.size(); ++i) {\n",
|
|
chainField.name.c_str());
|
|
fprintf(out, " delete scoped_%s_vec[i];\n", chainField.name.c_str());
|
|
fprintf(out, " }\n");
|
|
}
|
|
}
|
|
}
|
|
argIndex++;
|
|
}
|
|
fprintf(out, " return ret;\n");
|
|
|
|
fprintf(out, "}\n");
|
|
fprintf(out, "\n");
|
|
}
|
|
|
|
|
|
return 0;
|
|
}
|
|
|
|
void write_jni_registration(FILE* out, const string& java_method_name,
|
|
const set<vector<java_type_t>>& signatures, const AtomDecl &attributionDecl) {
|
|
for (set<vector<java_type_t>>::const_iterator signature = signatures.begin();
|
|
signature != signatures.end(); signature++) {
|
|
fprintf(out, " { \"%s\", \"%s\", (void*)%s },\n",
|
|
java_method_name.c_str(),
|
|
jni_function_signature(*signature, attributionDecl).c_str(),
|
|
jni_function_name(java_method_name, *signature).c_str());
|
|
}
|
|
}
|
|
|
|
static int
|
|
write_stats_log_jni(FILE* out, const Atoms& atoms, const AtomDecl &attributionDecl)
|
|
{
|
|
// Print prelude
|
|
fprintf(out, "// This file is autogenerated\n");
|
|
fprintf(out, "\n");
|
|
|
|
fprintf(out, "#include <statslog.h>\n");
|
|
fprintf(out, "\n");
|
|
fprintf(out, "#include <nativehelper/JNIHelp.h>\n");
|
|
fprintf(out, "#include <nativehelper/ScopedUtfChars.h>\n");
|
|
fprintf(out, "#include <utils/Vector.h>\n");
|
|
fprintf(out, "#include \"core_jni_helpers.h\"\n");
|
|
fprintf(out, "#include \"jni.h\"\n");
|
|
fprintf(out, "\n");
|
|
fprintf(out, "#define UNUSED __attribute__((__unused__))\n");
|
|
fprintf(out, "\n");
|
|
|
|
fprintf(out, "namespace android {\n");
|
|
fprintf(out, "\n");
|
|
|
|
write_stats_log_jni(out, "write", "stats_write", atoms.signatures, attributionDecl);
|
|
write_stats_log_jni(out, "write_non_chained", "stats_write_non_chained",
|
|
atoms.non_chained_signatures, attributionDecl);
|
|
|
|
// Print registration function table
|
|
fprintf(out, "/*\n");
|
|
fprintf(out, " * JNI registration.\n");
|
|
fprintf(out, " */\n");
|
|
fprintf(out, "static const JNINativeMethod gRegisterMethods[] = {\n");
|
|
write_jni_registration(out, "write", atoms.signatures, attributionDecl);
|
|
write_jni_registration(out, "write_non_chained", atoms.non_chained_signatures, attributionDecl);
|
|
fprintf(out, "};\n");
|
|
fprintf(out, "\n");
|
|
|
|
// Print registration function
|
|
fprintf(out, "int register_android_util_StatsLog(JNIEnv* env) {\n");
|
|
fprintf(out, " return RegisterMethodsOrDie(\n");
|
|
fprintf(out, " env,\n");
|
|
fprintf(out, " \"android/util/StatsLog\",\n");
|
|
fprintf(out, " gRegisterMethods, NELEM(gRegisterMethods));\n");
|
|
fprintf(out, "}\n");
|
|
|
|
fprintf(out, "\n");
|
|
fprintf(out, "} // namespace android\n");
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
print_usage()
|
|
{
|
|
fprintf(stderr, "usage: stats-log-api-gen OPTIONS\n");
|
|
fprintf(stderr, "\n");
|
|
fprintf(stderr, "OPTIONS\n");
|
|
fprintf(stderr, " --cpp FILENAME the header file to output\n");
|
|
fprintf(stderr, " --header FILENAME the cpp file to output\n");
|
|
fprintf(stderr, " --help this message\n");
|
|
fprintf(stderr, " --java FILENAME the java file to output\n");
|
|
fprintf(stderr, " --jni FILENAME the jni file to output\n");
|
|
}
|
|
|
|
/**
|
|
* Do the argument parsing and execute the tasks.
|
|
*/
|
|
static int
|
|
run(int argc, char const*const* argv)
|
|
{
|
|
string cppFilename;
|
|
string headerFilename;
|
|
string javaFilename;
|
|
string jniFilename;
|
|
|
|
int index = 1;
|
|
while (index < argc) {
|
|
if (0 == strcmp("--help", argv[index])) {
|
|
print_usage();
|
|
return 0;
|
|
} else if (0 == strcmp("--cpp", argv[index])) {
|
|
index++;
|
|
if (index >= argc) {
|
|
print_usage();
|
|
return 1;
|
|
}
|
|
cppFilename = argv[index];
|
|
} else if (0 == strcmp("--header", argv[index])) {
|
|
index++;
|
|
if (index >= argc) {
|
|
print_usage();
|
|
return 1;
|
|
}
|
|
headerFilename = argv[index];
|
|
} else if (0 == strcmp("--java", argv[index])) {
|
|
index++;
|
|
if (index >= argc) {
|
|
print_usage();
|
|
return 1;
|
|
}
|
|
javaFilename = argv[index];
|
|
} else if (0 == strcmp("--jni", argv[index])) {
|
|
index++;
|
|
if (index >= argc) {
|
|
print_usage();
|
|
return 1;
|
|
}
|
|
jniFilename = argv[index];
|
|
}
|
|
index++;
|
|
}
|
|
|
|
if (cppFilename.size() == 0
|
|
&& headerFilename.size() == 0
|
|
&& javaFilename.size() == 0
|
|
&& jniFilename.size() == 0) {
|
|
print_usage();
|
|
return 1;
|
|
}
|
|
|
|
// Collate the parameters
|
|
Atoms atoms;
|
|
int errorCount = collate_atoms(Atom::descriptor(), &atoms);
|
|
if (errorCount != 0) {
|
|
return 1;
|
|
}
|
|
|
|
AtomDecl attributionDecl;
|
|
vector<java_type_t> attributionSignature;
|
|
collate_atom(android::os::statsd::AttributionNode::descriptor(),
|
|
&attributionDecl, &attributionSignature);
|
|
|
|
// Write the .cpp file
|
|
if (cppFilename.size() != 0) {
|
|
FILE* out = fopen(cppFilename.c_str(), "w");
|
|
if (out == NULL) {
|
|
fprintf(stderr, "Unable to open file for write: %s\n", cppFilename.c_str());
|
|
return 1;
|
|
}
|
|
errorCount = android::stats_log_api_gen::write_stats_log_cpp(
|
|
out, atoms, attributionDecl);
|
|
fclose(out);
|
|
}
|
|
|
|
// Write the .h file
|
|
if (headerFilename.size() != 0) {
|
|
FILE* out = fopen(headerFilename.c_str(), "w");
|
|
if (out == NULL) {
|
|
fprintf(stderr, "Unable to open file for write: %s\n", headerFilename.c_str());
|
|
return 1;
|
|
}
|
|
errorCount = android::stats_log_api_gen::write_stats_log_header(
|
|
out, atoms, attributionDecl);
|
|
fclose(out);
|
|
}
|
|
|
|
// Write the .java file
|
|
if (javaFilename.size() != 0) {
|
|
FILE* out = fopen(javaFilename.c_str(), "w");
|
|
if (out == NULL) {
|
|
fprintf(stderr, "Unable to open file for write: %s\n", javaFilename.c_str());
|
|
return 1;
|
|
}
|
|
errorCount = android::stats_log_api_gen::write_stats_log_java(
|
|
out, atoms, attributionDecl);
|
|
fclose(out);
|
|
}
|
|
|
|
// Write the jni file
|
|
if (jniFilename.size() != 0) {
|
|
FILE* out = fopen(jniFilename.c_str(), "w");
|
|
if (out == NULL) {
|
|
fprintf(stderr, "Unable to open file for write: %s\n", jniFilename.c_str());
|
|
return 1;
|
|
}
|
|
errorCount = android::stats_log_api_gen::write_stats_log_jni(
|
|
out, atoms, attributionDecl);
|
|
fclose(out);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Main.
|
|
*/
|
|
int
|
|
main(int argc, char const*const* argv)
|
|
{
|
|
GOOGLE_PROTOBUF_VERIFY_VERSION;
|
|
|
|
return android::stats_log_api_gen::run(argc, argv);
|
|
}
|