#include <string.h>
#include "trace_file.hpp"
+#include "trace_dump.hpp"
#include "trace_parser.hpp"
file = NULL;
next_call_no = 0;
version = 0;
+ api = API_UNKNOWN;
glGetErrorSig = NULL;
}
std::cerr << "error: unsupported trace format version " << version << "\n";
return false;
}
+ api = API_UNKNOWN;
return true;
}
int c = read_byte();
switch (c) {
case trace::EVENT_ENTER:
+#if TRACE_VERBOSE
+ std::cerr << "\tENTER\n";
+#endif
parse_enter(mode);
break;
case trace::EVENT_LEAVE:
+#if TRACE_VERBOSE
+ std::cerr << "\tLEAVE\n";
+#endif
call = parse_leave(mode);
- adjust_call_flags(call);
- return call;
+ if (call) {
+ adjust_call_flags(call);
+ return call;
+ }
+ break;
default:
std::cerr << "error: unknown event " << c << "\n";
exit(1);
sig->offset = file->currentOffset();
functions[id] = sig;
+ /**
+ * Try to autodetect the API.
+ *
+ * XXX: Ideally we would allow to mix multiple APIs in a single trace,
+ * but as it stands today, retrace is done separately for each API.
+ */
+ if (api == API_UNKNOWN) {
+ const char *n = sig->name;
+ if ((n[0] == 'g' && n[1] == 'l' && n[2] == 'X') || // glX*
+ (n[0] == 'w' && n[1] == 'g' && n[2] == 'l' && n[3] >= 'A' && n[3] <= 'Z') || // wgl[A-Z]*
+ (n[0] == 'C' && n[1] == 'G' && n[2] == 'L')) { // CGL*
+ api = trace::API_GL;
+ } else if (n[0] == 'e' && n[1] == 'g' && n[2] == 'l' && n[3] >= 'A' && n[3] <= 'Z') { // egl[A-Z]*
+ api = trace::API_EGL;
+ } else if ((n[0] == 'D' &&
+ ((n[1] == 'i' && n[2] == 'r' && n[3] == 'e' && n[4] == 'c' && n[5] == 't') || // Direct*
+ (n[1] == '3' && n[2] == 'D'))) || // D3D*
+ (n[0] == 'C' && n[1] == 'r' && n[2] == 'e' && n[3] == 'a' && n[4] == 't' && n[5] == 'e')) { // Create*
+ api = trace::API_DX;
+ } else {
+ /* TODO */
+ }
+ }
+
/**
* Note down the signature of special functions for future reference.
*
}
}
if (!call) {
+ /* This might happen on random access, when an asynchronous call is stranded
+ * between two frames. We won't return this call, but we still need to skip
+ * over its data.
+ */
+ const FunctionSig sig = {0, NULL, 0, NULL};
+ call = new Call(&sig, 0, 0);
+ parse_call_details(call, SCAN);
+ delete call;
return NULL;
}
int c = read_byte();
switch (c) {
case trace::CALL_END:
+#if TRACE_VERBOSE
+ std::cerr << "\tCALL_END\n";
+#endif
return true;
case trace::CALL_ARG:
+#if TRACE_VERBOSE
+ std::cerr << "\tCALL_ARG\n";
+#endif
parse_arg(call, mode);
break;
case trace::CALL_RET:
+#if TRACE_VERBOSE
+ std::cerr << "\tCALL_RET\n";
+#endif
call->ret = parse_value(mode);
break;
+ case trace::CALL_BACKTRACE:
+#if TRACE_VERBOSE
+ std::cerr << "\tCALL_BACKTRACE\n";
+#endif
+ parse_call_backtrace(call, mode);
+ break;
default:
std::cerr << "error: ("<<call->name()<< ") unknown call detail "
<< c << "\n";
} while(true);
}
+bool Parser::parse_call_backtrace(Call *call, Mode mode) {
+ Backtrace* backtrace = new Backtrace();
+ StackFrame* frame = NULL;
+ do {
+ int c = read_byte();
+ switch (c) {
+ case trace::CALL_BACKTRACE_FRAME:
+ if (frame != NULL) {
+ backtrace->addFrame(frame);
+ }
+ frame = new StackFrame();
+ break;
+ case trace::CALL_BACKTRACE_END:
+ if (frame != NULL) {
+ backtrace->addFrame(frame);
+ }
+ call->backtrace = backtrace;
+ return true;
+ case trace::CALL_BACKTRACE_MODULE:
+ frame->module = static_cast<String*>(parse_value(mode));
+ break;
+ case trace::CALL_BACKTRACE_FUNCTION:
+ frame->function = static_cast<String*>(parse_value(mode));
+ break;
+ case trace::CALL_BACKTRACE_FILENAME:
+ frame->filename = static_cast<String*>(parse_value(mode));
+ break;
+ case trace::CALL_BACKTRACE_LINENUMBER:
+ frame->linenumber = static_cast<String*>(parse_value(mode));
+ break;
+ case trace::CALL_BACKTRACE_OFFSET:
+ frame->offset = static_cast<String*>(parse_value(mode));
+ break;
+ default:
+ std::cerr << "error: ("<< call->name() << ") unknown call backtrace detail "
+ << c << "\n";
+ exit(1);
+ case -1:
+ return false;
+ }
+ } while(true);
+}
/**
* Make adjustments to this particular call flags.
if (index >= call->args.size()) {
call->args.resize(index + 1);
}
- call->args[index] = value;
+ call->args[index].value = value;
}
}
case trace::TYPE_OPAQUE:
value = parse_opaque();
break;
+ case trace::TYPE_REPR:
+ value = parse_repr();
+ break;
default:
std::cerr << "error: unknown type " << c << "\n";
exit(1);
}
#if TRACE_VERBOSE
if (value) {
- std::cerr << "\tVALUE " << value << "\n";
+ std::cerr << "\tVALUE ";
+ trace::dump(value, std::cerr);
+ std::cerr << "\n";
}
#endif
return value;
case trace::TYPE_OPAQUE:
scan_opaque();
break;
+ case trace::TYPE_REPR:
+ scan_repr();
+ break;
default:
std::cerr << "error: unknown type " << c << "\n";
exit(1);
size_t size = read_uint();
Blob *blob = new Blob(size);
if (size) {
- file->read(blob->buf, (unsigned)size);
+ file->read(blob->buf, size);
}
return blob;
}
}
+Value *Parser::parse_repr() {
+ Value *humanValue = parse_value();
+ Value *machineValue = parse_value();
+ return new Repr(humanValue, machineValue);
+}
+
+
+void Parser::scan_repr() {
+ scan_value();
+ scan_value();
+}
+
+
const char * Parser::read_string(void) {
size_t len = read_uint();
char * value = new char[len + 1];
if (len) {
- file->read(value, (unsigned)len);
+ file->read(value, len);
}
value[len] = 0;
#if TRACE_VERBOSE
c = read_byte();
switch (c) {
case trace::TYPE_SINT:
- return -read_uint();
+ return -(signed long long)read_uint();
case trace::TYPE_UINT:
return read_uint();
default: