debian-mirror-gitlab/debian/gems-compat/thrift-0.11.0.0/ext/binary_protocol_accelerated.c
Sruthi Chandran 1730a38f1c Embed thrift
2019-03-14 13:35:24 +05:30

460 lines
15 KiB
C

/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#include <ruby.h>
#include <stdbool.h>
#include <stdint.h>
#include <constants.h>
#include <struct.h>
#include <macros.h>
#include <bytes.h>
VALUE rb_thrift_binary_proto_native_qmark(VALUE self) {
return Qtrue;
}
static int VERSION_1;
static int VERSION_MASK;
static int TYPE_MASK;
static int BAD_VERSION;
static ID rbuf_ivar_id;
static void write_byte_direct(VALUE trans, int8_t b) {
WRITE(trans, (char*)&b, 1);
}
static void write_i16_direct(VALUE trans, int16_t value) {
char data[2];
data[1] = value;
data[0] = (value >> 8);
WRITE(trans, data, 2);
}
static void write_i32_direct(VALUE trans, int32_t value) {
char data[4];
data[3] = value;
data[2] = (value >> 8);
data[1] = (value >> 16);
data[0] = (value >> 24);
WRITE(trans, data, 4);
}
static void write_i64_direct(VALUE trans, int64_t value) {
char data[8];
data[7] = value;
data[6] = (value >> 8);
data[5] = (value >> 16);
data[4] = (value >> 24);
data[3] = (value >> 32);
data[2] = (value >> 40);
data[1] = (value >> 48);
data[0] = (value >> 56);
WRITE(trans, data, 8);
}
static void write_string_direct(VALUE trans, VALUE str) {
if (TYPE(str) != T_STRING) {
rb_raise(rb_eStandardError, "Value should be a string");
}
str = convert_to_utf8_byte_buffer(str);
write_i32_direct(trans, RSTRING_LEN(str));
rb_funcall(trans, write_method_id, 1, str);
}
//--------------------------------
// interface writing methods
//--------------------------------
VALUE rb_thrift_binary_proto_write_message_end(VALUE self) {
return Qnil;
}
VALUE rb_thrift_binary_proto_write_struct_begin(VALUE self, VALUE name) {
return Qnil;
}
VALUE rb_thrift_binary_proto_write_struct_end(VALUE self) {
return Qnil;
}
VALUE rb_thrift_binary_proto_write_field_end(VALUE self) {
return Qnil;
}
VALUE rb_thrift_binary_proto_write_map_end(VALUE self) {
return Qnil;
}
VALUE rb_thrift_binary_proto_write_list_end(VALUE self) {
return Qnil;
}
VALUE rb_thrift_binary_proto_write_set_end(VALUE self) {
return Qnil;
}
VALUE rb_thrift_binary_proto_write_message_begin(VALUE self, VALUE name, VALUE type, VALUE seqid) {
VALUE trans = GET_TRANSPORT(self);
VALUE strict_write = GET_STRICT_WRITE(self);
if (strict_write == Qtrue) {
write_i32_direct(trans, VERSION_1 | FIX2INT(type));
write_string_direct(trans, name);
write_i32_direct(trans, FIX2INT(seqid));
} else {
write_string_direct(trans, name);
write_byte_direct(trans, FIX2INT(type));
write_i32_direct(trans, FIX2INT(seqid));
}
return Qnil;
}
VALUE rb_thrift_binary_proto_write_field_begin(VALUE self, VALUE name, VALUE type, VALUE id) {
VALUE trans = GET_TRANSPORT(self);
write_byte_direct(trans, FIX2INT(type));
write_i16_direct(trans, FIX2INT(id));
return Qnil;
}
VALUE rb_thrift_binary_proto_write_field_stop(VALUE self) {
write_byte_direct(GET_TRANSPORT(self), TTYPE_STOP);
return Qnil;
}
VALUE rb_thrift_binary_proto_write_map_begin(VALUE self, VALUE ktype, VALUE vtype, VALUE size) {
VALUE trans = GET_TRANSPORT(self);
write_byte_direct(trans, FIX2INT(ktype));
write_byte_direct(trans, FIX2INT(vtype));
write_i32_direct(trans, FIX2INT(size));
return Qnil;
}
VALUE rb_thrift_binary_proto_write_list_begin(VALUE self, VALUE etype, VALUE size) {
VALUE trans = GET_TRANSPORT(self);
write_byte_direct(trans, FIX2INT(etype));
write_i32_direct(trans, FIX2INT(size));
return Qnil;
}
VALUE rb_thrift_binary_proto_write_set_begin(VALUE self, VALUE etype, VALUE size) {
rb_thrift_binary_proto_write_list_begin(self, etype, size);
return Qnil;
}
VALUE rb_thrift_binary_proto_write_bool(VALUE self, VALUE b) {
write_byte_direct(GET_TRANSPORT(self), RTEST(b) ? 1 : 0);
return Qnil;
}
VALUE rb_thrift_binary_proto_write_byte(VALUE self, VALUE byte) {
CHECK_NIL(byte);
write_byte_direct(GET_TRANSPORT(self), NUM2INT(byte));
return Qnil;
}
VALUE rb_thrift_binary_proto_write_i16(VALUE self, VALUE i16) {
CHECK_NIL(i16);
write_i16_direct(GET_TRANSPORT(self), FIX2INT(i16));
return Qnil;
}
VALUE rb_thrift_binary_proto_write_i32(VALUE self, VALUE i32) {
CHECK_NIL(i32);
write_i32_direct(GET_TRANSPORT(self), NUM2INT(i32));
return Qnil;
}
VALUE rb_thrift_binary_proto_write_i64(VALUE self, VALUE i64) {
CHECK_NIL(i64);
write_i64_direct(GET_TRANSPORT(self), NUM2LL(i64));
return Qnil;
}
VALUE rb_thrift_binary_proto_write_double(VALUE self, VALUE dub) {
CHECK_NIL(dub);
// Unfortunately, bitwise_cast doesn't work in C. Bad C!
union {
double f;
int64_t t;
} transfer;
transfer.f = RFLOAT_VALUE(rb_Float(dub));
write_i64_direct(GET_TRANSPORT(self), transfer.t);
return Qnil;
}
VALUE rb_thrift_binary_proto_write_string(VALUE self, VALUE str) {
CHECK_NIL(str);
VALUE trans = GET_TRANSPORT(self);
write_string_direct(trans, str);
return Qnil;
}
VALUE rb_thrift_binary_proto_write_binary(VALUE self, VALUE buf) {
CHECK_NIL(buf);
VALUE trans = GET_TRANSPORT(self);
buf = force_binary_encoding(buf);
write_i32_direct(trans, RSTRING_LEN(buf));
rb_funcall(trans, write_method_id, 1, buf);
return Qnil;
}
//---------------------------------------
// interface reading methods
//---------------------------------------
VALUE rb_thrift_binary_proto_read_string(VALUE self);
VALUE rb_thrift_binary_proto_read_binary(VALUE self);
VALUE rb_thrift_binary_proto_read_byte(VALUE self);
VALUE rb_thrift_binary_proto_read_i32(VALUE self);
VALUE rb_thrift_binary_proto_read_i16(VALUE self);
static char read_byte_direct(VALUE self) {
VALUE byte = rb_funcall(GET_TRANSPORT(self), read_byte_method_id, 0);
return (char)(FIX2INT(byte));
}
static int16_t read_i16_direct(VALUE self) {
VALUE rbuf = rb_ivar_get(self, rbuf_ivar_id);
rb_funcall(GET_TRANSPORT(self), read_into_buffer_method_id, 2, rbuf, INT2FIX(2));
return (int16_t)(((uint8_t)(RSTRING_PTR(rbuf)[1])) | ((uint16_t)((RSTRING_PTR(rbuf)[0]) << 8)));
}
static int32_t read_i32_direct(VALUE self) {
VALUE rbuf = rb_ivar_get(self, rbuf_ivar_id);
rb_funcall(GET_TRANSPORT(self), read_into_buffer_method_id, 2, rbuf, INT2FIX(4));
return ((uint8_t)(RSTRING_PTR(rbuf)[3])) |
(((uint8_t)(RSTRING_PTR(rbuf)[2])) << 8) |
(((uint8_t)(RSTRING_PTR(rbuf)[1])) << 16) |
(((uint8_t)(RSTRING_PTR(rbuf)[0])) << 24);
}
static int64_t read_i64_direct(VALUE self) {
VALUE rbuf = rb_ivar_get(self, rbuf_ivar_id);
rb_funcall(GET_TRANSPORT(self), read_into_buffer_method_id, 2, rbuf, INT2FIX(8));
uint64_t hi = ((uint8_t)(RSTRING_PTR(rbuf)[3])) |
(((uint8_t)(RSTRING_PTR(rbuf)[2])) << 8) |
(((uint8_t)(RSTRING_PTR(rbuf)[1])) << 16) |
(((uint8_t)(RSTRING_PTR(rbuf)[0])) << 24);
uint32_t lo = ((uint8_t)(RSTRING_PTR(rbuf)[7])) |
(((uint8_t)(RSTRING_PTR(rbuf)[6])) << 8) |
(((uint8_t)(RSTRING_PTR(rbuf)[5])) << 16) |
(((uint8_t)(RSTRING_PTR(rbuf)[4])) << 24);
return (hi << 32) | lo;
}
static VALUE get_protocol_exception(VALUE code, VALUE message) {
VALUE args[2];
args[0] = code;
args[1] = message;
return rb_class_new_instance(2, (VALUE*)&args, protocol_exception_class);
}
VALUE rb_thrift_binary_proto_read_message_end(VALUE self) {
return Qnil;
}
VALUE rb_thrift_binary_proto_read_struct_begin(VALUE self) {
return Qnil;
}
VALUE rb_thrift_binary_proto_read_struct_end(VALUE self) {
return Qnil;
}
VALUE rb_thrift_binary_proto_read_field_end(VALUE self) {
return Qnil;
}
VALUE rb_thrift_binary_proto_read_map_end(VALUE self) {
return Qnil;
}
VALUE rb_thrift_binary_proto_read_list_end(VALUE self) {
return Qnil;
}
VALUE rb_thrift_binary_proto_read_set_end(VALUE self) {
return Qnil;
}
VALUE rb_thrift_binary_proto_read_message_begin(VALUE self) {
VALUE strict_read = GET_STRICT_READ(self);
VALUE name, seqid;
int type;
int version = read_i32_direct(self);
if (version < 0) {
if ((version & VERSION_MASK) != VERSION_1) {
rb_exc_raise(get_protocol_exception(INT2FIX(BAD_VERSION), rb_str_new2("Missing version identifier")));
}
type = version & TYPE_MASK;
name = rb_thrift_binary_proto_read_string(self);
seqid = rb_thrift_binary_proto_read_i32(self);
} else {
if (strict_read == Qtrue) {
rb_exc_raise(get_protocol_exception(INT2FIX(BAD_VERSION), rb_str_new2("No version identifier, old protocol client?")));
}
name = READ(self, version);
type = read_byte_direct(self);
seqid = rb_thrift_binary_proto_read_i32(self);
}
return rb_ary_new3(3, name, INT2FIX(type), seqid);
}
VALUE rb_thrift_binary_proto_read_field_begin(VALUE self) {
int type = read_byte_direct(self);
if (type == TTYPE_STOP) {
return rb_ary_new3(3, Qnil, INT2FIX(type), INT2FIX(0));
} else {
VALUE id = rb_thrift_binary_proto_read_i16(self);
return rb_ary_new3(3, Qnil, INT2FIX(type), id);
}
}
VALUE rb_thrift_binary_proto_read_map_begin(VALUE self) {
VALUE ktype = rb_thrift_binary_proto_read_byte(self);
VALUE vtype = rb_thrift_binary_proto_read_byte(self);
VALUE size = rb_thrift_binary_proto_read_i32(self);
return rb_ary_new3(3, ktype, vtype, size);
}
VALUE rb_thrift_binary_proto_read_list_begin(VALUE self) {
VALUE etype = rb_thrift_binary_proto_read_byte(self);
VALUE size = rb_thrift_binary_proto_read_i32(self);
return rb_ary_new3(2, etype, size);
}
VALUE rb_thrift_binary_proto_read_set_begin(VALUE self) {
return rb_thrift_binary_proto_read_list_begin(self);
}
VALUE rb_thrift_binary_proto_read_bool(VALUE self) {
char byte = read_byte_direct(self);
return byte != 0 ? Qtrue : Qfalse;
}
VALUE rb_thrift_binary_proto_read_byte(VALUE self) {
return INT2FIX(read_byte_direct(self));
}
VALUE rb_thrift_binary_proto_read_i16(VALUE self) {
return INT2FIX(read_i16_direct(self));
}
VALUE rb_thrift_binary_proto_read_i32(VALUE self) {
return INT2NUM(read_i32_direct(self));
}
VALUE rb_thrift_binary_proto_read_i64(VALUE self) {
return LL2NUM(read_i64_direct(self));
}
VALUE rb_thrift_binary_proto_read_double(VALUE self) {
union {
double f;
int64_t t;
} transfer;
transfer.t = read_i64_direct(self);
return rb_float_new(transfer.f);
}
VALUE rb_thrift_binary_proto_read_string(VALUE self) {
VALUE buffer = rb_thrift_binary_proto_read_binary(self);
return convert_to_string(buffer);
}
VALUE rb_thrift_binary_proto_read_binary(VALUE self) {
int size = read_i32_direct(self);
return READ(self, size);
}
void Init_binary_protocol_accelerated() {
VALUE thrift_binary_protocol_class = rb_const_get(thrift_module, rb_intern("BinaryProtocol"));
VERSION_1 = rb_num2ll(rb_const_get(thrift_binary_protocol_class, rb_intern("VERSION_1")));
VERSION_MASK = rb_num2ll(rb_const_get(thrift_binary_protocol_class, rb_intern("VERSION_MASK")));
TYPE_MASK = rb_num2ll(rb_const_get(thrift_binary_protocol_class, rb_intern("TYPE_MASK")));
VALUE bpa_class = rb_define_class_under(thrift_module, "BinaryProtocolAccelerated", thrift_binary_protocol_class);
rb_define_method(bpa_class, "native?", rb_thrift_binary_proto_native_qmark, 0);
rb_define_method(bpa_class, "write_message_begin", rb_thrift_binary_proto_write_message_begin, 3);
rb_define_method(bpa_class, "write_field_begin", rb_thrift_binary_proto_write_field_begin, 3);
rb_define_method(bpa_class, "write_field_stop", rb_thrift_binary_proto_write_field_stop, 0);
rb_define_method(bpa_class, "write_map_begin", rb_thrift_binary_proto_write_map_begin, 3);
rb_define_method(bpa_class, "write_list_begin", rb_thrift_binary_proto_write_list_begin, 2);
rb_define_method(bpa_class, "write_set_begin", rb_thrift_binary_proto_write_set_begin, 2);
rb_define_method(bpa_class, "write_byte", rb_thrift_binary_proto_write_byte, 1);
rb_define_method(bpa_class, "write_bool", rb_thrift_binary_proto_write_bool, 1);
rb_define_method(bpa_class, "write_i16", rb_thrift_binary_proto_write_i16, 1);
rb_define_method(bpa_class, "write_i32", rb_thrift_binary_proto_write_i32, 1);
rb_define_method(bpa_class, "write_i64", rb_thrift_binary_proto_write_i64, 1);
rb_define_method(bpa_class, "write_double", rb_thrift_binary_proto_write_double, 1);
rb_define_method(bpa_class, "write_string", rb_thrift_binary_proto_write_string, 1);
rb_define_method(bpa_class, "write_binary", rb_thrift_binary_proto_write_binary, 1);
// unused methods
rb_define_method(bpa_class, "write_message_end", rb_thrift_binary_proto_write_message_end, 0);
rb_define_method(bpa_class, "write_struct_begin", rb_thrift_binary_proto_write_struct_begin, 1);
rb_define_method(bpa_class, "write_struct_end", rb_thrift_binary_proto_write_struct_end, 0);
rb_define_method(bpa_class, "write_field_end", rb_thrift_binary_proto_write_field_end, 0);
rb_define_method(bpa_class, "write_map_end", rb_thrift_binary_proto_write_map_end, 0);
rb_define_method(bpa_class, "write_list_end", rb_thrift_binary_proto_write_list_end, 0);
rb_define_method(bpa_class, "write_set_end", rb_thrift_binary_proto_write_set_end, 0);
rb_define_method(bpa_class, "read_message_begin", rb_thrift_binary_proto_read_message_begin, 0);
rb_define_method(bpa_class, "read_field_begin", rb_thrift_binary_proto_read_field_begin, 0);
rb_define_method(bpa_class, "read_map_begin", rb_thrift_binary_proto_read_map_begin, 0);
rb_define_method(bpa_class, "read_list_begin", rb_thrift_binary_proto_read_list_begin, 0);
rb_define_method(bpa_class, "read_set_begin", rb_thrift_binary_proto_read_set_begin, 0);
rb_define_method(bpa_class, "read_byte", rb_thrift_binary_proto_read_byte, 0);
rb_define_method(bpa_class, "read_bool", rb_thrift_binary_proto_read_bool, 0);
rb_define_method(bpa_class, "read_i16", rb_thrift_binary_proto_read_i16, 0);
rb_define_method(bpa_class, "read_i32", rb_thrift_binary_proto_read_i32, 0);
rb_define_method(bpa_class, "read_i64", rb_thrift_binary_proto_read_i64, 0);
rb_define_method(bpa_class, "read_double", rb_thrift_binary_proto_read_double, 0);
rb_define_method(bpa_class, "read_string", rb_thrift_binary_proto_read_string, 0);
rb_define_method(bpa_class, "read_binary", rb_thrift_binary_proto_read_binary, 0);
// unused methods
rb_define_method(bpa_class, "read_message_end", rb_thrift_binary_proto_read_message_end, 0);
rb_define_method(bpa_class, "read_struct_begin", rb_thrift_binary_proto_read_struct_begin, 0);
rb_define_method(bpa_class, "read_struct_end", rb_thrift_binary_proto_read_struct_end, 0);
rb_define_method(bpa_class, "read_field_end", rb_thrift_binary_proto_read_field_end, 0);
rb_define_method(bpa_class, "read_map_end", rb_thrift_binary_proto_read_map_end, 0);
rb_define_method(bpa_class, "read_list_end", rb_thrift_binary_proto_read_list_end, 0);
rb_define_method(bpa_class, "read_set_end", rb_thrift_binary_proto_read_set_end, 0);
rbuf_ivar_id = rb_intern("@rbuf");
}