}
+Call * Parser::scan_call()
+{
+ assert(m_supportsSeeking);
+ 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);
+}
+
+
/**
* Helper function to lookup an ID in a vector, resizing the vector if it doesn't fit.
*/
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;
+}
+
+
void Parser::parse_enter(void) {
FunctionSig *sig = parse_function_sig();
}
+void Parser::scan_enter(void) {
+ FunctionSig *sig = parse_function_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::parse_leave(void) {
unsigned call_no = read_uint();
Call *call = NULL;
}
+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::parse_call_details(Call *call) {
do {
int c = read_byte();
}
+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::parse_arg(Call *call) {
unsigned index = read_uint();
Value *value = parse_value();
}
+void Parser::scan_arg(Call *call) {
+ skip_uint(); /* index */
+ scan_value(); /* value */
+}
+
+
Value *Parser::parse_value(void) {
int c;
Value *value;
}
+void Parser::scan_value(void) {
+ int c = read_byte();
+ switch(c) {
+ case Trace::TYPE_NULL:
+ case Trace::TYPE_FALSE:
+ case Trace::TYPE_TRUE:
+ break;
+ case Trace::TYPE_SINT:
+ scan_sint();
+ break;
+ case Trace::TYPE_UINT:
+ scan_uint();
+ break;
+ case Trace::TYPE_FLOAT:
+ scan_float();
+ break;
+ case Trace::TYPE_DOUBLE:
+ scan_double();
+ break;
+ case Trace::TYPE_STRING:
+ scan_string();
+ break;
+ case Trace::TYPE_ENUM:
+ scan_enum();
+ break;
+ case Trace::TYPE_BITMASK:
+ scan_bitmask();
+ break;
+ case Trace::TYPE_ARRAY:
+ scan_array();
+ break;
+ case Trace::TYPE_STRUCT:
+ scan_struct();
+ break;
+ case Trace::TYPE_BLOB:
+ scan_blob();
+ break;
+ case Trace::TYPE_OPAQUE:
+ scan_opaque();
+ break;
+ default:
+ std::cerr << "error: unknown type " << c << "\n";
+ exit(1);
+ case -1:
+ break;
+ }
+}
+
+
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);
}
+void Parser::scan_float() {
+ file->skip(sizeof(float));
+}
+
+
Value *Parser::parse_double() {
double value;
file->read(&value, sizeof value);
}
+void Parser::scan_double() {
+ file->skip(sizeof(double));
+}
+
+
Value *Parser::parse_string() {
return new String(read_string());
}
-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;
+void Parser::scan_string() {
+ skip_string();
}
+
Value *Parser::parse_enum() {
EnumSig *sig = parse_enum_sig();
return new Enum(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;
+void Parser::scan_enum() {
+ parse_enum_sig();
}
}
+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);
}
+void Parser::scan_array(void) {
+ size_t len = read_uint();
+ for (size_t i = 0; i < len; ++i) {
+ scan_value();
+ }
+}
+
+
Value *Parser::parse_blob(void) {
size_t size = read_uint();
Blob *blob = new Blob(size);
}
-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 */
- }
+void Parser::scan_blob(void) {
+ size_t size = read_uint();
+ if (size) {
+ file->skip(size);
}
-
- assert(sig);
- return sig;
}
+
Value *Parser::parse_struct() {
StructSig *sig = parse_struct_sig();
Struct *value = new Struct(sig);
}
+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();
}
+void Parser::scan_opaque() {
+ skip_uint();
+}
+
+
const char * Parser::read_string(void) {
size_t len = read_uint();
char * value = new char[len + 1];
}
+void Parser::skip_string(void) {
+ size_t len = read_uint();
+ file->skip(len);
+}
+
+
unsigned long long Parser::read_uint(void) {
unsigned long long value = 0;
int c;
}
+void Parser::skip_uint(void) {
+ int c;
+ do {
+ c = file->getc();
+ if (c == -1) {
+ break;
+ }
+ } while(c & 0x80);
+}
+
+
inline int Parser::read_byte(void) {
int c = file->getc();
#if TRACE_VERBOSE
}
-Call * Parser::scan_call()
-{
- assert(m_supportsSeeking);
- 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) {
- FunctionSig *sig = parse_function_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) {
- case Trace::TYPE_NULL:
- case Trace::TYPE_FALSE:
- case Trace::TYPE_TRUE:
- break;
- case Trace::TYPE_SINT:
- scan_sint();
- break;
- case Trace::TYPE_UINT:
- scan_uint();
- break;
- case Trace::TYPE_FLOAT:
- scan_float();
- break;
- case Trace::TYPE_DOUBLE:
- scan_double();
- break;
- case Trace::TYPE_STRING:
- scan_string();
- break;
- case Trace::TYPE_ENUM:
- scan_enum();
- break;
- case Trace::TYPE_BITMASK:
- scan_bitmask();
- break;
- case Trace::TYPE_ARRAY:
- scan_array();
- break;
- case Trace::TYPE_STRUCT:
- scan_struct();
- break;
- case Trace::TYPE_BLOB:
- scan_blob();
- break;
- case Trace::TYPE_OPAQUE:
- scan_opaque();
- break;
- default:
- std::cerr << "error: unknown type " << c << "\n";
- exit(1);
- case -1:
- break;
- }
-}
-
-
-void Parser::scan_sint() {
- skip_uint();
-}
-
-
-void Parser::scan_uint() {
- skip_uint();
-}
-
-
-void Parser::scan_float() {
- file->skip(sizeof(float));
-}
-
-
-void Parser::scan_double() {
- file->skip(sizeof(double));
-}
-
-
-void Parser::scan_string() {
- skip_string();
-}
-
-
-void Parser::scan_enum() {
- parse_enum_sig();
-}
-
-
-void Parser::scan_bitmask() {
- parse_bitmask_sig();
- skip_uint(); /* value */
-}
-
-
-void Parser::scan_array(void) {
- size_t len = read_uint();
- for (size_t i = 0; i < len; ++i) {
- scan_value();
- }
-}
-
-
-void Parser::scan_blob(void) {
- size_t size = read_uint();
- if (size) {
- file->skip(size);
- }
-}
-
-
-void Parser::scan_struct() {
- StructSig *sig = parse_struct_sig();
- for (size_t i = 0; i < sig->num_members; ++i) {
- scan_value();
- }
-}
-
-
-void Parser::scan_opaque() {
- skip_uint();
-}
-
-
-void Parser::skip_string(void) {
- size_t len = read_uint();
- file->skip(len);
-}
-
-
-void Parser::skip_uint(void) {
- int c;
- do {
- c = file->getc();
- if (c == -1) {
- break;
- }
- } while(c & 0x80);
-}
-
-
inline void Parser::skip_byte(void) {
file->skip(1);
}
projects / apitrace / commitdiff