Add UUIDs to profraw filenames (6e074fc3) · Commits · e / os / android_system_core

trusty/utils/coverage-controller/controller.cpp

+27 −6

Original line number	Diff line number	Diff line
		@@ -14,11 +14,16 @@
		* limitations under the License.
		*/

		#include <android-base/stringprintf.h>
		#include <array>
		#include <getopt.h>
		#include <inttypes.h>
		#include <memory>
		#include <stdbool.h>
		#include <stdio.h>
		#include <string.h>
		#include <trusty/line-coverage/coverage.h>
		#include <trusty/tipc.h>
		#include <array>
		#include <memory>
		#include <vector>

		#include "controller.h"
		@@ -48,10 +53,10 @@ void Controller::run(std::string output_dir) {

		if (complete_cnt != counters[index] && start_cnt == complete_cnt) {
		WRITE_ONCE(control->cntrl_flags, FLAG_NONE);
		std::string fmt = "/%d.%lu.profraw";
		int sz = std::snprintf(nullptr, 0, fmt.c_str(), index, counters[index]);
		std::string filename(sz+1, '.');
		std::sprintf(filename.data(), fmt.c_str(), index, counters[index]);
		std::string filename;
		filename = android::base::StringPrintf("/%s.%lu.profraw",
		uuid_list_[index].c_str(),
		counters[index]);
		filename.insert(0, output_dir);
		android::base::Result<void> res = record_list_[index]->SaveFile(filename);
		counters[index]++;
		@@ -79,6 +84,7 @@ void Controller::setUpShm() {
		struct line_coverage_client_resp resp;
		uint32_t cur_index = record_list_.size();
		struct uuid zero_uuid = {0, 0, 0, { 0 }};
		char uuid_str[UUID_STR_SIZE];
		req.hdr.cmd = LINE_COVERAGE_CLIENT_CMD_SEND_LIST;
		int rc = write(coverage_srv_fd, &req, sizeof(req));
		if (rc != (int)sizeof(req)) {
		@@ -98,6 +104,21 @@ void Controller::setUpShm() {
		}
		if(uuid_set_.find(resp.send_list_args.uuid) == uuid_set_.end()) {
		uuid_set_.insert(resp.send_list_args.uuid);
		sprintf(uuid_str,
		"%08" PRIx32 "-%04" PRIx16 "-%04" PRIx16 "-%02" PRIx8 "%02" PRIx8
		"-%02" PRIx8 "%02" PRIx8 "%02" PRIx8 "%02" PRIx8 "%02" PRIx8 "%02" PRIx8,
		resp.send_list_args.uuid.time_low,
		resp.send_list_args.uuid.time_mid,
		resp.send_list_args.uuid.time_hi_and_version,
		resp.send_list_args.uuid.clock_seq_and_node[0],
		resp.send_list_args.uuid.clock_seq_and_node[1],
		resp.send_list_args.uuid.clock_seq_and_node[2],
		resp.send_list_args.uuid.clock_seq_and_node[3],
		resp.send_list_args.uuid.clock_seq_and_node[4],
		resp.send_list_args.uuid.clock_seq_and_node[5],
		resp.send_list_args.uuid.clock_seq_and_node[6],
		resp.send_list_args.uuid.clock_seq_and_node[7]);
		uuid_list_.push_back(uuid_str);
		record_list_.push_back(std::make_unique<CoverageRecord>(TIPC_DEV,
		&resp.send_list_args.uuid));
		counters.push_back(0);

trusty/utils/coverage-controller/controller.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -26,6 +26,8 @@
		#define TEST_SRV_PORT "com.android.trusty.sancov.test.srv"
		#define TEST_SRV_MODULE "srv.syms.elf"

		#define UUID_STR_SIZE (37)

		#define FLAG_NONE 0x0
		#define FLAG_RUN 0x1
		#define FLAG_TOGGLE_CLEAR 0x2
		@@ -52,6 +54,7 @@ class Controller {
		private:
		std::vector<std::unique_ptr<line_coverage::CoverageRecord>>record_list_;
		std::set<struct uuid>uuid_set_;
		std::vector<std::string>uuid_list_;
		std::vector<uint64_t> counters;
		int coverage_srv_fd;