92e7be0d22
About 50 times faster than the Python version. Extended trace functionality still untested. Change-Id: I9e41b0283b7d3274c5ea9eba2164f78c04c1ad42
97 lines
2.3 KiB
C++
97 lines
2.3 KiB
C++
#include <iostream>
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#include <fstream>
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#include <string>
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#include "comm/TracePlugin.pb.h"
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#include "util/ProtoStream.hpp"
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#include "../../src/core/util/Logger.hpp"
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#include "../../src/core/util/gzstream/gzstream.h"
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using namespace fail;
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using std::string;
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using std::endl;
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using std::cout;
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using std::cerr;
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using std::hex;
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using std::dec;
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Logger log("dump-trace", true);
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std::istream& openStream(const char *input_file,
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std::ifstream& normal_stream, igzstream& gz_stream) {
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normal_stream.open(input_file);
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if (!normal_stream) {
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log << "couldn't open " << input_file << endl;
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exit(-1);
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}
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unsigned char b1, b2;
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normal_stream >> b1 >> b2;
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if (b1 == 0x1f && b2 == 0x8b) {
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normal_stream.close();
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gz_stream.open(input_file);
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if (!gz_stream) {
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log << "couldn't open " << input_file << endl;
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exit(-1);
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}
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//log << "opened file " << input_file << " in GZip mode" << endl;
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return gz_stream;
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}
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normal_stream.seekg(0);
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//log << "opened file " << input_file << " in normal mode" << endl;
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return normal_stream;
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}
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int main(int argc, char *argv[])
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{
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Trace_Event ev;
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if (argc != 2) {
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cerr << "Usage: " << argv[0] << " tracefile.pb" << endl;
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return 1;
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}
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std::ifstream normal_stream;
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igzstream gz_stream;
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ProtoIStream ps(&openStream(argv[1], normal_stream, gz_stream));
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while (ps.getNext(&ev)) {
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if (!ev.has_memaddr()) {
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cout << "IP " << hex << ev.ip() << "\n";
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} else {
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string ext = ""; // FIXME: use stringstream?
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if (ev.has_trace_ext()) {
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const Trace_Event_Extended& temp_ext = ev.trace_ext();
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ext = " DATA ";
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ext += temp_ext.data();
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int i;
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for (i = 0 ; i < temp_ext.registers_size() ; i++) {
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const Trace_Event_Extended_Registers& temp_reg = temp_ext.registers(i);
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ext += "REG: " ;
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ext += temp_reg.id();
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ext += " ";
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ext += temp_reg.value();
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ext += "=";
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ext += temp_reg.value_deref();
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}
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if (temp_ext.stack_size() > 0 ) {
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ext += " STACK: ";
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for (i = 0 ; i< temp_ext.stack_size() ; i++) {
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const Trace_Event_Extended_Stack& temp_stack = temp_ext.stack(i);
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ext += temp_stack.value();
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}
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}
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}
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cout << "MEM "
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<< (ev.accesstype() == Trace_Event_AccessType_READ ? "R" : "W") << " "
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<< ev.memaddr()
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<< dec << " width " << ev.width()
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<< hex << " IP " << ev.ip()
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<< ext << "\n";
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}
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}
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return 0;
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}
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