- /* fallthrough */
- case -1:
- return;
- }
- } while(true);
- }
-
- void parse_arg(Call *call) {
- unsigned index = read_uint();
- Value *value = parse_value();
- if (index >= call->args.size()) {
- call->args.resize(index + 1);
- }
- call->args[index] = value;
- }
-
- Value *parse_value(void) {
- int c;
- c = read_byte();
- switch(c) {
- case Trace::TYPE_NULL:
- return new Null;
- case Trace::TYPE_FALSE:
- return new Bool(false);
- case Trace::TYPE_TRUE:
- return new Bool(true);
- case Trace::TYPE_SINT:
- return parse_sint();
- case Trace::TYPE_UINT:
- return parse_uint();
- case Trace::TYPE_FLOAT:
- return parse_float();
- case Trace::TYPE_DOUBLE:
- return parse_double();
- case Trace::TYPE_STRING:
- return parse_string();
- case Trace::TYPE_ENUM:
- return parse_enum();
- case Trace::TYPE_BITMASK:
- return parse_bitmask();
- case Trace::TYPE_ARRAY:
- return parse_array();
- case Trace::TYPE_STRUCT:
- return parse_struct();
- case Trace::TYPE_BLOB:
- return parse_blob();
- case Trace::TYPE_OPAQUE:
- return parse_opaque();
- default:
- std::cerr << "error: unknown type " << c << "\n";
- assert(0);
- return NULL;
- }
- }
-
- Value *parse_sint() {
- return new SInt(-(signed long long)read_uint());
- }
-
- Value *parse_uint() {
- return new UInt(read_uint());
- }
-
- Value *parse_float() {
- float value;
- gzread(file, &value, sizeof value);
- return new Float(value);
- }
-
- Value *parse_double() {
- double value;
- gzread(file, &value, sizeof value);
- return new Float(value);
- }
-
- Value *parse_string() {
- return new String(read_string());
- }
-
- Value *parse_enum() {
- size_t id = read_uint();
- Enum *sig = lookup(enums, id);
- if (!sig) {
- std::string name = read_string();
- Value *value = parse_value();
- sig = new Enum(name, value);
- enums[id] = sig;
- }
- assert(sig);
- return sig;
- }
-
- Value *parse_bitmask() {
- size_t id = read_uint();
- Bitmask::Signature *sig = lookup(bitmasks, id);
- if (!sig) {
- size_t size = read_uint();
- sig = new Bitmask::Signature(size);
- for (Bitmask::Signature::iterator it = sig->begin(); it != sig->end(); ++it) {
- it->first = read_string();
- it->second = read_uint();
- assert(it->second);
- }
- bitmasks[id] = sig;
- }
- assert(sig);
-
- unsigned long long value = read_uint();
-
- return new Bitmask(sig, value);
- }
-
- Value *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 *parse_blob(void) {
- size_t size = read_uint();
- Blob *blob = new Blob(size);
- if (size) {
- gzread(file, blob->buf, size);
- }
- return blob;
- }
-
- Value *parse_struct() {
- size_t id = read_uint();
-
- Struct::Signature *sig = lookup(structs, id);
- if (!sig) {
- sig = new Struct::Signature;
- sig->name = read_string();
- unsigned size = read_uint();
- for (unsigned i = 0; i < size; ++i) {
- sig->member_names.push_back(read_string());
- }
- structs[id] = sig;
- }
- assert(sig);
-
- Struct *value = new Struct(sig);
-
- for (size_t i = 0; i < sig->member_names.size(); ++i) {
- value->members[i] = parse_value();
- }
-
- return value;
- }
-
- Value *parse_opaque() {
- unsigned long long addr;
- addr = read_uint();
- /* XXX */
- return new UInt(addr);
- }
-
- std::string read_string(void) {
- size_t len = read_uint();
- if (!len) {
- return std::string();
- }
- char * buf = new char[len];
- gzread(file, buf, len);
- std::string value(buf, len);
- delete [] buf;
+ return NULL;
+ }
+ }
+
+ Value *parse_sint() {
+ return new SInt(-(signed long long)read_uint());
+ }
+
+ Value *parse_uint() {
+ return new UInt(read_uint());
+ }
+
+ Value *parse_float() {
+ float value;
+ gzread(file, &value, sizeof value);
+ return new Float(value);
+ }
+
+ Value *parse_double() {
+ double value;
+ gzread(file, &value, sizeof value);
+ return new Float(value);
+ }
+
+ Value *parse_string() {
+ return new String(read_string());
+ }
+
+ Value *parse_enum() {
+ size_t id = read_uint();
+ Enum *sig = lookup(enums, id);
+ if (!sig) {
+ std::string name = read_string();
+ Value *value = parse_value();
+ sig = new Enum(name, value);
+ enums[id] = sig;
+ }
+ assert(sig);
+ return sig;
+ }
+
+ Value *parse_bitmask() {
+ size_t id = read_uint();
+ Bitmask::Signature *sig = lookup(bitmasks, id);
+ if (!sig) {
+ size_t size = read_uint();
+ sig = new Bitmask::Signature(size);
+ for (Bitmask::Signature::iterator it = sig->begin(); it != sig->end(); ++it) {
+ it->first = read_string();
+ it->second = read_uint();
+ assert(it->second);
+ }
+ bitmasks[id] = sig;
+ }
+ assert(sig);
+
+ unsigned long long value = read_uint();
+
+ return new Bitmask(sig, value);
+ }
+
+ Value *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 *parse_blob(void) {
+ size_t size = read_uint();
+ Blob *blob = new Blob(size);
+ if (size) {
+ gzread(file, blob->buf, size);
+ }
+ return blob;
+ }
+
+ Value *parse_struct() {
+ size_t id = read_uint();
+
+ Struct::Signature *sig = lookup(structs, id);
+ if (!sig) {
+ sig = new Struct::Signature;
+ sig->name = read_string();
+ unsigned size = read_uint();
+ for (unsigned i = 0; i < size; ++i) {
+ sig->member_names.push_back(read_string());
+ }
+ structs[id] = sig;
+ }
+ assert(sig);
+
+ Struct *value = new Struct(sig);
+
+ for (size_t i = 0; i < sig->member_names.size(); ++i) {
+ value->members[i] = parse_value();
+ }
+
+ return value;
+ }
+
+ Value *parse_opaque() {
+ unsigned long long addr;
+ addr = read_uint();
+ /* XXX */
+ return new UInt(addr);
+ }
+
+ std::string read_string(void) {
+ size_t len = read_uint();
+ if (!len) {
+ return std::string();
+ }
+ char * buf = new char[len];
+ gzread(file, buf, len);
+ std::string value(buf, len);
+ delete [] buf;