}
deleteAll(calls);
- deleteAll(functions);
- deleteAll(structs);
- deleteAll(enums);
- deleteAll(bitmasks);
+
+ // Delete all signature data. Signatures are mere structures which don't
+ // own their own memory, so we need to destroy all data we created here.
+
+ for (FunctionMap::iterator it = functions.begin(); it != functions.end(); ++it) {
+ FunctionSigState *sig = *it;
+ if (sig) {
+ delete [] sig->name;
+ for (unsigned arg = 0; arg < sig->num_args; ++arg) {
+ delete [] sig->arg_names[arg];
+ }
+ delete [] sig->arg_names;
+ delete sig;
+ }
+ }
+ functions.clear();
+
+ for (StructMap::iterator it = structs.begin(); it != structs.end(); ++it) {
+ StructSigState *sig = *it;
+ if (sig) {
+ delete [] sig->name;
+ for (unsigned member = 0; member < sig->num_members; ++member) {
+ delete [] sig->member_names[member];
+ }
+ delete [] sig->member_names;
+ delete sig;
+ }
+ }
+ structs.clear();
+
+ for (EnumMap::iterator it = enums.begin(); it != enums.end(); ++it) {
+ EnumSigState *sig = *it;
+ if (sig) {
+ delete [] sig->name;
+ delete sig;
+ }
+ }
+ enums.clear();
+
+ for (BitmaskMap::iterator it = bitmasks.begin(); it != bitmasks.end(); ++it) {
+ BitmaskSigState *sig = *it;
+ if (sig) {
+ for (unsigned flag = 0; flag < sig->num_flags; ++flag) {
+ delete [] sig->flags[flag].name;
+ }
+ delete [] sig->flags;
+ delete sig;
+ }
+ }
+ bitmasks.clear();
+}
+
+
+void Parser::getBookmark(ParseBookmark &bookmark) {
+ bookmark.offset = file->currentOffset();
+ bookmark.next_call_no = next_call_no;
+}
+
+
+void Parser::setBookmark(const ParseBookmark &bookmark) {
+ file->setCurrentOffset(bookmark.offset);
+ next_call_no = bookmark.next_call_no;
+
+ // Simply ignore all pending calls
+ deleteAll(calls);
}
-Call *Parser::parse_call(void) {
+Call *Parser::parse_call(Mode mode) {
do {
int c = read_byte();
switch(c) {
case Trace::EVENT_ENTER:
- parse_enter();
+ parse_enter(mode);
break;
case Trace::EVENT_LEAVE:
- return parse_leave();
+ return parse_leave(mode);
default:
std::cerr << "error: unknown event " << c << "\n";
exit(1);
}
-void Parser::parse_enter(void) {
+FunctionSig *Parser::parse_function_sig(void) {
size_t id = read_uint();
- FunctionSig *sig = lookup(functions, id);
- const File::Offset offset = file->currentOffset();
- bool callWithSig = callWithSignature(offset);
- if (!sig || callWithSig) {
- if (!sig) {
- sig = new FunctionSig;
- sig->id = id;
- sig->name = read_string();
- sig->num_args = read_uint();
- const char **arg_names = new const char *[sig->num_args];
- for (unsigned i = 0; i < sig->num_args; ++i) {
- arg_names[i] = read_string();
- }
- sig->arg_names = arg_names;
- functions[id] = sig;
- m_callSigOffsets.insert(offset);
- } else {
- /* skip over the signature */
- skip_string(); /* name */
- int num_args = read_uint();
- for (unsigned i = 0; i < num_args; ++i) {
- skip_string(); /*arg_name*/
+ FunctionSigState *sig = lookup(functions, id);
+
+ if (!sig) {
+ /* parse the signature */
+ sig = new FunctionSigState;
+ sig->id = id;
+ sig->name = read_string();
+ sig->num_args = read_uint();
+ const char **arg_names = new const char *[sig->num_args];
+ for (unsigned i = 0; i < sig->num_args; ++i) {
+ arg_names[i] = read_string();
+ }
+ sig->arg_names = arg_names;
+ sig->offset = file->currentOffset();
+ functions[id] = sig;
+ } else if (file->currentOffset() < sig->offset) {
+ /* skip over the signature */
+ skip_string(); /* name */
+ int num_args = read_uint();
+ for (unsigned i = 0; i < num_args; ++i) {
+ skip_string(); /*arg_name*/
+ }
+ }
+
+ assert(sig);
+ return sig;
+}
+
+
+StructSig *Parser::parse_struct_sig() {
+ size_t id = read_uint();
+
+ StructSigState *sig = lookup(structs, id);
+
+ if (!sig) {
+ /* parse the signature */
+ sig = new StructSigState;
+ sig->id = id;
+ sig->name = read_string();
+ sig->num_members = read_uint();
+ const char **member_names = new const char *[sig->num_members];
+ for (unsigned i = 0; i < sig->num_members; ++i) {
+ member_names[i] = read_string();
+ }
+ sig->member_names = member_names;
+ sig->offset = file->currentOffset();
+ structs[id] = sig;
+ } else if (file->currentOffset() < sig->offset) {
+ /* skip over the signature */
+ skip_string(); /* name */
+ unsigned num_members = read_uint();
+ for (unsigned i = 0; i < num_members; ++i) {
+ skip_string(); /* member_name */
+ }
+ }
+
+ assert(sig);
+ return sig;
+}
+
+
+EnumSig *Parser::parse_enum_sig() {
+ size_t id = read_uint();
+
+ EnumSigState *sig = lookup(enums, id);
+
+ if (!sig) {
+ /* parse the signature */
+ sig = new EnumSigState;
+ sig->id = id;
+ sig->name = read_string();
+ Value *value = parse_value();
+ sig->value = value->toSInt();
+ delete value;
+ sig->offset = file->currentOffset();
+ enums[id] = sig;
+ } else if (file->currentOffset() < sig->offset) {
+ /* skip over the signature */
+ skip_string(); /*name*/
+ scan_value();
+ }
+
+ assert(sig);
+ return sig;
+}
+
+
+BitmaskSig *Parser::parse_bitmask_sig() {
+ size_t id = read_uint();
+
+ BitmaskSigState *sig = lookup(bitmasks, id);
+
+ if (!sig) {
+ /* parse the signature */
+ sig = new BitmaskSigState;
+ sig->id = id;
+ sig->num_flags = read_uint();
+ BitmaskFlag *flags = new BitmaskFlag[sig->num_flags];
+ for (BitmaskFlag *it = flags; it != flags + sig->num_flags; ++it) {
+ it->name = read_string();
+ it->value = read_uint();
+ if (it->value == 0 && it != flags) {
+ std::cerr << "warning: bitmask " << it->name << " is zero but is not first flag\n";
}
}
+ sig->flags = flags;
+ sig->offset = file->currentOffset();
+ bitmasks[id] = sig;
+ } else if (file->currentOffset() < sig->offset) {
+ /* skip over the signature */
+ int num_flags = read_uint();
+ for (int i = 0; i < num_flags; ++i) {
+ skip_string(); /*name */
+ skip_uint(); /* value */
+ }
}
+
assert(sig);
+ return sig;
+}
- Call *call = new Call(sig);
+void Parser::parse_enter(Mode mode) {
+ FunctionSig *sig = parse_function_sig();
+
+ Call *call = new Call(sig);
call->no = next_call_no++;
- if (parse_call_details(call)) {
+ if (parse_call_details(call, mode)) {
calls.push_back(call);
} else {
delete call;
}
-Call *Parser::parse_leave(void) {
+Call *Parser::parse_leave(Mode mode) {
unsigned call_no = read_uint();
Call *call = NULL;
for (CallList::iterator it = calls.begin(); it != calls.end(); ++it) {
return NULL;
}
- if (parse_call_details(call)) {
+ if (parse_call_details(call, mode)) {
return call;
} else {
delete call;
}
-bool Parser::parse_call_details(Call *call) {
+bool Parser::parse_call_details(Call *call, Mode mode) {
do {
int c = read_byte();
switch(c) {
case Trace::CALL_END:
return true;
case Trace::CALL_ARG:
- parse_arg(call);
+ parse_arg(call, mode);
break;
case Trace::CALL_RET:
- call->ret = parse_value();
+ call->ret = parse_value(mode);
break;
default:
std::cerr << "error: ("<<call->name()<< ") unknown call detail "
}
-void Parser::parse_arg(Call *call) {
+void Parser::parse_arg(Call *call, Mode mode) {
unsigned index = read_uint();
- Value *value = parse_value();
- if (index >= call->args.size()) {
- call->args.resize(index + 1);
+ Value *value = parse_value(mode);
+ if (value) {
+ if (index >= call->args.size()) {
+ call->args.resize(index + 1);
+ }
+ call->args[index] = value;
}
- call->args[index] = value;
}
}
-Value *Parser::parse_sint() {
- return new SInt(-(signed long long)read_uint());
-}
-
-
-Value *Parser::parse_uint() {
- return new UInt(read_uint());
-}
-
-
-Value *Parser::parse_float() {
- float value;
- file->read(&value, sizeof value);
- return new Float(value);
-}
-
-
-Value *Parser::parse_double() {
- double value;
- file->read(&value, sizeof value);
- return new Float(value);
-}
-
-
-Value *Parser::parse_string() {
- return new String(read_string());
-}
-
-
-Value *Parser::parse_enum() {
- size_t id = read_uint();
- EnumSig *sig = lookup(enums, id);
- const File::Offset offset = file->currentOffset();
- bool enumWithSig = enumWithSignature(offset);
- if (!sig || enumWithSig) {
- if (!sig) {
- sig = new EnumSig;
- sig->id = id;
- sig->name = read_string();
- Value *value = parse_value();
- sig->value = value->toSInt();
- delete value;
- enums[id] = sig;
- m_enumSigOffsets.insert(offset);
- } else {
- skip_string(); /*name*/
- scan_value();
- }
- }
- assert(sig);
- return new Enum(sig);
-}
-
-
-Value *Parser::parse_bitmask() {
- size_t id = read_uint();
- BitmaskSig *sig = lookup(bitmasks, id);
- const File::Offset offset = file->currentOffset();
- bool bitmaskWithSig = bitmaskWithSignature(offset);
- if (!sig || bitmaskWithSig) {
- if (!sig) {
- sig = new BitmaskSig;
- sig->id = id;
- sig->num_flags = read_uint();
- BitmaskFlag *flags = new BitmaskFlag[sig->num_flags];
- for (BitmaskFlag *it = flags; it != flags + sig->num_flags; ++it) {
- it->name = read_string();
- it->value = read_uint();
- if (it->value == 0 && it != flags) {
- std::cerr << "warning: bitmask " << it->name << " is zero but is not first flag\n";
- }
- }
- sig->flags = flags;
- bitmasks[id] = sig;
- m_bitmaskSigOffsets.insert(offset);
- } else {
- int num_flags = read_uint();
- for (int i = 0; i < num_flags; ++i) {
- skip_string(); /*name */
- skip_uint(); /* value */
- }
- }
- }
- assert(sig);
-
- unsigned long long value = read_uint();
-
- return new Bitmask(sig, value);
-}
-
-
-Value *Parser::parse_array(void) {
- size_t len = read_uint();
- Array *array = new Array(len);
- for (size_t i = 0; i < len; ++i) {
- array->values[i] = parse_value();
- }
- return array;
-}
-
-
-Value *Parser::parse_blob(void) {
- size_t size = read_uint();
- Blob *blob = new Blob(size);
- if (size) {
- file->read(blob->buf, (unsigned)size);
- }
- return blob;
-}
-
-
-Value *Parser::parse_struct() {
- size_t id = read_uint();
-
- StructSig *sig = lookup(structs, id);
- const File::Offset offset = file->currentOffset();
- bool structWithSig = structWithSignature(offset);
- if (!sig || structWithSig) {
- if (!sig) {
- sig = new StructSig;
- sig->id = id;
- sig->name = read_string();
- sig->num_members = read_uint();
- const char **member_names = new const char *[sig->num_members];
- for (unsigned i = 0; i < sig->num_members; ++i) {
- member_names[i] = read_string();
- }
- sig->member_names = member_names;
- structs[id] = sig;
- m_structSigOffsets.insert(offset);
- } else {
- skip_string(); /* name */
- unsigned num_members = read_uint();
- for (unsigned i = 0; i < num_members; ++i) {
- skip_string(); /* member_name */
- }
- }
- }
- assert(sig);
-
- Struct *value = new Struct(sig);
-
- for (size_t i = 0; i < sig->num_members; ++i) {
- value->members[i] = parse_value();
- }
-
- return value;
-}
-
-
-Value *Parser::parse_opaque() {
- unsigned long long addr;
- addr = read_uint();
- return new Pointer(addr);
-}
-
-
-const char * Parser::read_string(void) {
- size_t len = read_uint();
- char * value = new char[len + 1];
- if (len) {
- file->read(value, (unsigned)len);
- }
- value[len] = 0;
-#if TRACE_VERBOSE
- std::cerr << "\tSTRING \"" << value << "\"\n";
-#endif
- return value;
-}
-
-
-unsigned long long Parser::read_uint(void) {
- unsigned long long value = 0;
- int c;
- unsigned shift = 0;
- do {
- c = file->getc();
- if (c == -1) {
- break;
- }
- value |= (unsigned long long)(c & 0x7f) << shift;
- shift += 7;
- } while(c & 0x80);
-#if TRACE_VERBOSE
- std::cerr << "\tUINT " << value << "\n";
-#endif
- return value;
-}
-
-
-inline int Parser::read_byte(void) {
- int c = file->getc();
-#if TRACE_VERBOSE
- if (c < 0)
- std::cerr << "\tEOF" << "\n";
- else
- std::cerr << "\tBYTE 0x" << std::hex << c << std::dec << "\n";
-#endif
- return c;
-}
-
-
-inline bool Parser::callWithSignature(const File::Offset &offset) const
-{
- return m_callSigOffsets.find(offset) != m_callSigOffsets.end();
-}
-
-inline bool Parser::structWithSignature(const File::Offset &offset) const
-{
- return m_structSigOffsets.find(offset) != m_structSigOffsets.end();
-}
-
-inline bool Parser::enumWithSignature(const File::Offset &offset) const
-{
- return m_enumSigOffsets.find(offset) != m_enumSigOffsets.end();
-}
-
-inline bool Parser::bitmaskWithSignature(const File::Offset &offset) const
-{
- return m_bitmaskSigOffsets.find(offset) != m_bitmaskSigOffsets.end();
-}
-
-Call * Parser::scan_call()
-{
- do {
- int c = read_byte();
- switch(c) {
- case Trace::EVENT_ENTER:
- scan_enter();
- break;
- case Trace::EVENT_LEAVE:
- return scan_leave();
- default:
- std::cerr << "error: unknown event " << c << "\n";
- exit(1);
- case -1:
- for (CallList::iterator it = calls.begin(); it != calls.end(); ++it) {
- std::cerr << "warning: incomplete call " << (*it)->name() << "\n";
- std::cerr << **it << "\n";
- }
- return NULL;
- }
- } while (true);
-}
-
-void Parser::scan_enter(void) {
- size_t id = read_uint();
-
- FunctionSig *sig = lookup(functions, id);
- const File::Offset offset = file->currentOffset();
- if (!sig) {
- sig = new FunctionSig;
- sig->id = id;
- sig->name = read_string();
- sig->num_args = read_uint();
- const char **arg_names = new const char *[sig->num_args];
- for (unsigned i = 0; i < sig->num_args; ++i) {
- arg_names[i] = read_string();
- }
- sig->arg_names = arg_names;
- functions[id] = sig;
- m_callSigOffsets.insert(offset);
- }
- assert(sig);
-
- Call *call = new Call(sig);
- call->no = next_call_no++;
-
- if (scan_call_details(call)) {
- calls.push_back(call);
- } else {
- delete call;
- }
-}
-
-Call *Parser::scan_leave(void) {
- unsigned call_no = read_uint();
- Call *call = NULL;
- for (CallList::iterator it = calls.begin(); it != calls.end(); ++it) {
- if ((*it)->no == call_no) {
- call = *it;
- calls.erase(it);
- break;
- }
- }
- if (!call) {
- return NULL;
- }
-
- if (scan_call_details(call)) {
- return call;
- } else {
- delete call;
- return NULL;
- }
-}
-
-bool Parser::scan_call_details(Call *call) {
- do {
- int c = read_byte();
- switch(c) {
- case Trace::CALL_END:
- return true;
- case Trace::CALL_ARG:
- scan_arg(call);
- break;
- case Trace::CALL_RET:
- scan_value();
- break;
- default:
- std::cerr << "error: ("<<call->name()<< ") unknown call detail "
- << c << "\n";
- exit(1);
- case -1:
- return false;
- }
- } while(true);
-}
-
-void Parser::scan_arg(Call *call) {
- skip_uint(); /* index */
- scan_value(); /* value */
-}
-
-
void Parser::scan_value(void) {
int c = read_byte();
switch(c) {
}
+Value *Parser::parse_sint() {
+ return new SInt(-(signed long long)read_uint());
+}
+
+
void Parser::scan_sint() {
skip_uint();
}
+Value *Parser::parse_uint() {
+ return new UInt(read_uint());
+}
+
+
void Parser::scan_uint() {
skip_uint();
}
+Value *Parser::parse_float() {
+ float value;
+ file->read(&value, sizeof value);
+ return new Float(value);
+}
+
+
void Parser::scan_float() {
file->skip(sizeof(float));
}
+Value *Parser::parse_double() {
+ double value;
+ file->read(&value, sizeof value);
+ return new Float(value);
+}
+
+
void Parser::scan_double() {
file->skip(sizeof(double));
}
+Value *Parser::parse_string() {
+ return new String(read_string());
+}
+
+
void Parser::scan_string() {
skip_string();
}
+Value *Parser::parse_enum() {
+ EnumSig *sig = parse_enum_sig();
+ return new Enum(sig);
+}
+
+
void Parser::scan_enum() {
- size_t id = read_uint();
- EnumSig *sig = lookup(enums, id);
- const File::Offset offset = file->currentOffset();
- if (!sig) {
- sig = new EnumSig;
- sig->id = id;
- sig->name = read_string();
- Value *value = parse_value();
- sig->value = value->toSInt();
- delete value;
- enums[id] = sig;
- m_enumSigOffsets.insert(offset);
- }
- assert(sig);
+ parse_enum_sig();
}
-void Parser::scan_bitmask() {
- size_t id = read_uint();
- BitmaskSig *sig = lookup(bitmasks, id);
- const File::Offset offset = file->currentOffset();
- if (!sig) {
- sig = new BitmaskSig;
- sig->id = id;
- sig->num_flags = read_uint();
- BitmaskFlag *flags = new BitmaskFlag[sig->num_flags];
- for (BitmaskFlag *it = flags; it != flags + sig->num_flags; ++it) {
- it->name = read_string();
- it->value = read_uint();
- if (it->value == 0 && it != flags) {
- std::cerr << "warning: bitmask " << it->name << " is zero but is not first flag\n";
- }
- }
- sig->flags = flags;
- bitmasks[id] = sig;
- m_bitmaskSigOffsets.insert(offset);
- }
- assert(sig);
+Value *Parser::parse_bitmask() {
+ BitmaskSig *sig = parse_bitmask_sig();
+ unsigned long long value = read_uint();
+
+ return new Bitmask(sig, value);
+}
+
+
+void Parser::scan_bitmask() {
+ parse_bitmask_sig();
skip_uint(); /* value */
}
+Value *Parser::parse_array(void) {
+ size_t len = read_uint();
+ Array *array = new Array(len);
+ for (size_t i = 0; i < len; ++i) {
+ array->values[i] = parse_value();
+ }
+ return array;
+}
+
+
void Parser::scan_array(void) {
size_t len = read_uint();
for (size_t i = 0; i < len; ++i) {
}
+Value *Parser::parse_blob(void) {
+ size_t size = read_uint();
+ Blob *blob = new Blob(size);
+ if (size) {
+ file->read(blob->buf, (unsigned)size);
+ }
+ return blob;
+}
+
+
void Parser::scan_blob(void) {
size_t size = read_uint();
if (size) {
- file->skip((unsigned)size);
+ file->skip(size);
}
}
-void Parser::scan_struct() {
- size_t id = read_uint();
+Value *Parser::parse_struct() {
+ StructSig *sig = parse_struct_sig();
+ Struct *value = new Struct(sig);
- StructSig *sig = lookup(structs, id);
- const File::Offset offset = file->currentOffset();
- if (!sig) {
- sig = new StructSig;
- sig->id = id;
- sig->name = read_string();
- sig->num_members = read_uint();
- const char **member_names = new const char *[sig->num_members];
- for (unsigned i = 0; i < sig->num_members; ++i) {
- member_names[i] = read_string();
- }
- sig->member_names = member_names;
- structs[id] = sig;
- m_structSigOffsets.insert(offset);
+ for (size_t i = 0; i < sig->num_members; ++i) {
+ value->members[i] = parse_value();
}
- assert(sig);
+ return value;
+}
+
+
+void Parser::scan_struct() {
+ StructSig *sig = parse_struct_sig();
for (size_t i = 0; i < sig->num_members; ++i) {
scan_value();
}
}
+Value *Parser::parse_opaque() {
+ unsigned long long addr;
+ addr = read_uint();
+ return new Pointer(addr);
+}
+
+
void Parser::scan_opaque() {
skip_uint();
}
+const char * Parser::read_string(void) {
+ size_t len = read_uint();
+ char * value = new char[len + 1];
+ if (len) {
+ file->read(value, (unsigned)len);
+ }
+ value[len] = 0;
+#if TRACE_VERBOSE
+ std::cerr << "\tSTRING \"" << value << "\"\n";
+#endif
+ return value;
+}
+
+
void Parser::skip_string(void) {
size_t len = read_uint();
- file->skip((unsigned)len);
+ file->skip(len);
+}
+
+
+unsigned long long Parser::read_uint(void) {
+ unsigned long long value = 0;
+ int c;
+ unsigned shift = 0;
+ do {
+ c = file->getc();
+ if (c == -1) {
+ break;
+ }
+ value |= (unsigned long long)(c & 0x7f) << shift;
+ shift += 7;
+ } while(c & 0x80);
+#if TRACE_VERBOSE
+ std::cerr << "\tUINT " << value << "\n";
+#endif
+ return value;
}
}
+inline int Parser::read_byte(void) {
+ int c = file->getc();
+#if TRACE_VERBOSE
+ if (c < 0)
+ std::cerr << "\tEOF" << "\n";
+ else
+ std::cerr << "\tBYTE 0x" << std::hex << c << std::dec << "\n";
+#endif
+ return c;
+}
+
+
inline void Parser::skip_byte(void) {
file->skip(1);
}
projects / apitrace / blobdiff