Misha Shneerson
2e72a2aba5
Currerntly, if TServiceRouterTransport::flush throws an exception, this exception is swallowed non-chalantly by Thrift's extension layer. This should not happen.
941 linhas
24 KiB
C++
941 linhas
24 KiB
C++
/*
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+----------------------------------------------------------------------+
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| HipHop for PHP |
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+----------------------------------------------------------------------+
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| Copyright (c) 2010- Facebook, Inc. (http://www.facebook.com) |
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| Copyright (c) 1997-2010 The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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*/
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#include "hphp/runtime/base/util/request_local.h"
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#include "hphp/runtime/ext/thrift/transport.h"
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#include "hphp/runtime/ext/ext_reflection.h"
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#include "hphp/runtime/ext/ext_thrift.h"
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#include <stack>
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#include <utility>
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namespace HPHP {
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static const uint8_t VERSION_MASK = 0x1f;
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static const uint8_t VERSION = 2;
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static const uint8_t VERSION_LOW = 1;
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static const uint8_t VERSION_DOUBLE_BE = 2;
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static const uint8_t PROTOCOL_ID = 0x82;
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static const uint8_t TYPE_MASK = 0xe0;
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static const uint8_t TYPE_SHIFT_AMOUNT = 5;
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enum CState {
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STATE_CLEAR,
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STATE_FIELD_WRITE,
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STATE_VALUE_WRITE,
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STATE_CONTAINER_WRITE,
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STATE_BOOL_WRITE,
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STATE_FIELD_READ,
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STATE_CONTAINER_READ,
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STATE_VALUE_READ,
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STATE_BOOL_READ
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};
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enum CType {
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C_STOP = 0x00,
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C_TRUE = 0x01,
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C_FALSE = 0x02,
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C_BYTE = 0x03,
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C_I16 = 0x04,
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C_I32 = 0x05,
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C_I64 = 0x06,
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C_DOUBLE = 0x07,
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C_BINARY = 0x08,
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C_LIST = 0x09,
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C_SET = 0x0A,
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C_MAP = 0x0B,
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C_STRUCT = 0x0C
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};
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enum CListType {
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C_LIST_LIST,
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C_LIST_SET
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};
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enum TResponseType {
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T_REPLY = 2,
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T_EXCEPTION = 3
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};
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static CType ttype_to_ctype(TType x) {
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switch (x) {
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case T_STOP:
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return C_STOP;
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case T_BOOL:
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return C_TRUE;
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case T_BYTE:
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return C_BYTE;
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case T_I16:
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return C_I16;
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case T_I32:
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return C_I32;
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case T_I64:
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return C_I64;
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case T_DOUBLE:
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return C_DOUBLE;
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case T_STRING:
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return C_BINARY;
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case T_STRUCT:
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return C_STRUCT;
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case T_LIST:
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return C_LIST;
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case T_SET:
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return C_SET;
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case T_MAP:
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return C_MAP;
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default:
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throw InvalidArgumentException("unknown TType", x);
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}
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}
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static TType ctype_to_ttype(CType x) {
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switch (x) {
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case C_STOP:
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return T_STOP;
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case C_TRUE:
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case C_FALSE:
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return T_BOOL;
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case C_BYTE:
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return T_BYTE;
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case C_I16:
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return T_I16;
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case C_I32:
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return T_I32;
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case C_I64:
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return T_I64;
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case C_DOUBLE:
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return T_DOUBLE;
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case C_BINARY:
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return T_STRING;
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case C_STRUCT:
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return T_STRUCT;
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case C_LIST:
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return T_LIST;
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case C_SET:
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return T_SET;
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case C_MAP:
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return T_MAP;
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default:
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throw InvalidArgumentException("unknown CType", x);
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}
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}
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enum TError {
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ERR_UNKNOWN = 0,
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ERR_INVALID_DATA = 1,
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ERR_BAD_VERSION = 4
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};
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class CompactRequestData : public RequestEventHandler {
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public:
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CompactRequestData() : version(VERSION) { }
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void clear() { version = VERSION; }
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virtual void requestInit() {
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clear();
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}
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virtual void requestShutdown() {
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clear();
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}
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uint8_t version;
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};
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IMPLEMENT_STATIC_REQUEST_LOCAL(CompactRequestData, s_compact_request_data);
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static void thrift_error(CStrRef what, TError why) ATTRIBUTE_NORETURN;
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static void thrift_error(CStrRef what, TError why) {
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throw create_object("TProtocolException", CREATE_VECTOR2(what, why));
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}
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class CompactWriter {
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public:
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explicit CompactWriter(PHPOutputTransport *transport) :
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transport(transport),
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version(VERSION),
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state(STATE_CLEAR),
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lastFieldNum(0),
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boolFieldNum(0),
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structHistory(),
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containerHistory() {
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}
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void setWriteVersion(uint8_t _version) {
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version = _version;
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}
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void writeHeader(CStrRef name, uint8_t msgtype, uint32_t seqid) {
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writeUByte(PROTOCOL_ID);
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writeUByte(version | (msgtype << TYPE_SHIFT_AMOUNT));
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writeVarint(seqid);
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writeString(name);
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state = STATE_VALUE_WRITE;
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}
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void write(CObjRef obj) {
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writeStruct(obj);
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}
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private:
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PHPOutputTransport* transport;
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uint8_t version;
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CState state;
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uint16_t lastFieldNum;
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uint16_t boolFieldNum;
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std::stack<std::pair<CState, uint16_t> > structHistory;
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std::stack<CState> containerHistory;
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void writeStruct(CObjRef obj) {
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// Save state
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structHistory.push(std::make_pair(state, lastFieldNum));
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state = STATE_FIELD_WRITE;
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lastFieldNum = 0;
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// Get field specification
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CArrRef spec = f_hphp_get_static_property(obj->o_getClassName(), "_TSPEC")
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.toArray();
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// Write each member
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for (ArrayIter specIter = spec.begin(); !specIter.end(); ++specIter) {
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Variant key = specIter.first();
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if (!key.isInteger()) {
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thrift_error("Bad keytype in TSPEC (expected 'long')",
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ERR_INVALID_DATA);
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}
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uint16_t fieldNo = key.toInt16();
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Array fieldSpec = specIter.second().toArray();
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String fieldName = fieldSpec
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.rvalAt(s_var, AccessFlags::Error_Key).toString();
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TType fieldType = (TType)fieldSpec
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.rvalAt(s_type, AccessFlags::Error_Key).toByte();
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Variant fieldVal = obj->o_get(fieldName, true, obj->o_getClassName());
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if (!fieldVal.isNull()) {
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writeFieldBegin(fieldNo, fieldType);
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writeField(fieldVal, fieldSpec, fieldType);
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writeFieldEnd();
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}
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}
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// Write stop
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writeUByte(0);
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// Restore state
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std::pair<CState, uint16_t> prev = structHistory.top();
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state = prev.first;
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lastFieldNum = prev.second;
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structHistory.pop();
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}
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void writeFieldBegin(uint16_t fieldNum, TType fieldType) {
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if (fieldType == T_BOOL) {
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state = STATE_BOOL_WRITE;
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boolFieldNum = fieldNum;
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// the value and header are written together in writeField
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} else {
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state = STATE_VALUE_WRITE;
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writeFieldHeader(fieldNum, ttype_to_ctype(fieldType));
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}
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}
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void writeFieldEnd(void) {
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state = STATE_FIELD_WRITE;
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}
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void writeFieldHeader(uint16_t fieldNum, CType fieldType) {
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int delta = fieldNum - lastFieldNum;
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if (0 < delta && delta <= 15) {
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writeUByte((delta << 4) | fieldType);
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} else {
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writeUByte(fieldType);
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writeI(fieldNum);
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}
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lastFieldNum = fieldNum;
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}
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void writeField(CVarRef value,
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CArrRef valueSpec,
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TType type) {
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switch (type) {
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case T_STOP:
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case T_VOID:
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break;
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case T_STRUCT:
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if (!value.is(KindOfObject)) {
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thrift_error("Attempt to send non-object type as T_STRUCT",
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ERR_INVALID_DATA);
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}
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writeStruct(value);
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break;
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case T_BOOL: {
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bool b = value.toBoolean();
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if (state == STATE_BOOL_WRITE) {
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CType t = b ? C_TRUE : C_FALSE;
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writeFieldHeader(boolFieldNum, t);
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} else if (state == STATE_CONTAINER_WRITE) {
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writeUByte(b ? C_TRUE : C_FALSE);
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} else {
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thrift_error("Invalid state in compact protocol", ERR_UNKNOWN);
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}
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}
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break;
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case T_BYTE:
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writeUByte(value.toByte());
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break;
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case T_I16:
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case T_I32:
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case T_I64:
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case T_U64:
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writeI(value.toInt64());
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break;
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case T_DOUBLE: {
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union {
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uint64_t i;
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double d;
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} u;
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u.d = value.toDouble();
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uint64_t bits;
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if (version >= VERSION_DOUBLE_BE) {
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bits = htonll(u.i);
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} else {
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bits = htolell(u.i);
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}
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transport->write((char*)&bits, 8);
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}
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break;
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case T_UTF8:
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case T_UTF16:
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case T_STRING: {
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String s = value.toString();
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auto slice = s.slice();
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writeVarint(slice.len);
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transport->write(slice.ptr, slice.len);
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break;
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}
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case T_MAP:
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writeMap(value.toArray(), valueSpec);
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break;
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case T_LIST:
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writeList(value.toArray(), valueSpec, C_LIST_LIST);
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break;
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case T_SET:
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writeList(value.toArray(), valueSpec, C_LIST_SET);
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break;
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default:
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throw InvalidArgumentException("unknown TType", type);
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}
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}
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void writeMap(Array arr, CArrRef spec) {
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TType keyType = (TType)spec
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.rvalAt(s_ktype, AccessFlags::Error_Key).toByte();
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TType valueType = (TType)spec
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.rvalAt(s_vtype, AccessFlags::Error_Key).toByte();
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Array keySpec = spec.rvalAt(s_key, AccessFlags::Error_Key).toArray();
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Array valueSpec = spec.rvalAt(s_val, AccessFlags::Error_Key).toArray();
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writeMapBegin(keyType, valueType, arr.size());
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for (ArrayIter arrIter = arr.begin(); !arrIter.end(); ++arrIter) {
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writeField(arrIter.first(), keySpec, keyType);
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writeField(arrIter.second(), valueSpec, valueType);
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}
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writeCollectionEnd();
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}
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void writeList(Array arr, CArrRef spec, CListType listType) {
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TType valueType = (TType)spec
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.rvalAt(s_etype, AccessFlags::Error_Key).toByte();
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Array valueSpec = spec
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.rvalAt(s_elem, AccessFlags::Error_Key).toArray();
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writeListBegin(valueType, arr.size());
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for (ArrayIter arrIter = arr.begin(); !arrIter.end(); ++arrIter) {
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Variant x;
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if (listType == C_LIST_LIST) {
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x = arrIter.second();
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} else if (listType == C_LIST_SET) {
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x = arrIter.first();
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}
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writeField(x, valueSpec, valueType);
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}
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writeCollectionEnd();
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}
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void writeMapBegin(TType keyType, TType valueType, uint32_t size) {
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if (size == 0) {
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writeUByte(0);
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} else {
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writeVarint(size);
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CType keyCType = ttype_to_ctype(keyType);
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CType valueCType = ttype_to_ctype(valueType);
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writeUByte((keyCType << 4) | valueCType);
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}
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containerHistory.push(state);
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state = STATE_CONTAINER_WRITE;
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}
|
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|
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void writeListBegin(TType elemType, uint32_t size) {
|
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if (size <= 14) {
|
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writeUByte((size << 4) | ttype_to_ctype(elemType));
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} else {
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writeUByte(0xf0 | ttype_to_ctype(elemType));
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writeVarint(size);
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}
|
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|
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containerHistory.push(state);
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state = STATE_CONTAINER_WRITE;
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}
|
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|
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void writeCollectionEnd(void) {
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state = containerHistory.top();
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containerHistory.pop();
|
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}
|
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|
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void writeUByte(uint8_t n) {
|
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transport->writeI8(n);
|
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}
|
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|
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void writeI(int64_t n) {
|
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writeVarint(i64ToZigzag(n));
|
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}
|
|
|
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void writeVarint(uint64_t n) {
|
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uint8_t buf[10];
|
|
uint8_t wsize = 0;
|
|
|
|
while (true) {
|
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if ((n & ~0x7FL) == 0) {
|
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buf[wsize++] = (int8_t)n;
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break;
|
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} else {
|
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buf[wsize++] = (int8_t)((n & 0x7F) | 0x80);
|
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n >>= 7;
|
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}
|
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}
|
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|
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transport->write((char*)buf, wsize);
|
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}
|
|
|
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void writeString(CStrRef s) {
|
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auto slice = s.slice();
|
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writeVarint(slice.len);
|
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transport->write(slice.ptr, slice.len);
|
|
}
|
|
|
|
uint64_t i64ToZigzag(int64_t n) {
|
|
return (n << 1) ^ (n >> 63);
|
|
}
|
|
};
|
|
|
|
class CompactReader {
|
|
public:
|
|
explicit CompactReader(CObjRef _transportobj) :
|
|
transport(_transportobj),
|
|
version(VERSION),
|
|
state(STATE_CLEAR),
|
|
lastFieldNum(0),
|
|
boolValue(true),
|
|
structHistory(),
|
|
containerHistory() {
|
|
}
|
|
|
|
Variant read(CStrRef resultClassName) {
|
|
uint8_t protoId = readUByte();
|
|
if (protoId != PROTOCOL_ID) {
|
|
thrift_error("Bad protocol id in TCompact message", ERR_BAD_VERSION);
|
|
}
|
|
|
|
uint8_t versionAndType = readUByte();
|
|
uint8_t type = (versionAndType & TYPE_MASK) >> TYPE_SHIFT_AMOUNT;
|
|
version = versionAndType & VERSION_MASK;
|
|
if (version < VERSION_LOW || version > VERSION) {
|
|
thrift_error("Bad version in TCompact message", ERR_BAD_VERSION);
|
|
}
|
|
|
|
// TODO: we eventually want to return seqid to the caller
|
|
/*uint32_t seqid =*/ readVarint(); // unused
|
|
/*Variant name =*/ readString(); // unused
|
|
|
|
if (type == T_REPLY) {
|
|
Object ret = create_object(resultClassName, Array());
|
|
Variant spec = f_hphp_get_static_property(resultClassName, "_TSPEC");
|
|
readStruct(ret, spec);
|
|
return ret;
|
|
} else if (type == T_EXCEPTION) {
|
|
Object exn = create_object("TApplicationException", Array());
|
|
Variant spec = f_hphp_get_static_property("TApplicationException", "_TSPEC");
|
|
readStruct(exn, spec);
|
|
throw exn;
|
|
} else {
|
|
thrift_error("Invalid response type", ERR_INVALID_DATA);
|
|
}
|
|
}
|
|
|
|
private:
|
|
PHPInputTransport transport;
|
|
uint8_t version;
|
|
CState state;
|
|
uint16_t lastFieldNum;
|
|
bool boolValue;
|
|
std::stack<std::pair<CState, uint16_t> > structHistory;
|
|
std::stack<CState> containerHistory;
|
|
|
|
void readStruct(CObjRef dest, CArrRef spec) {
|
|
readStructBegin();
|
|
|
|
while (true) {
|
|
int16_t fieldNum;
|
|
TType fieldType;
|
|
readFieldBegin(fieldNum, fieldType);
|
|
|
|
if (fieldType == T_STOP) {
|
|
break;
|
|
}
|
|
|
|
bool readComplete = false;
|
|
|
|
Variant fieldSpecVariant = spec.rvalAt(fieldNum);
|
|
if (!fieldSpecVariant.isNull()) {
|
|
Array fieldSpec = fieldSpecVariant.toArray();
|
|
|
|
String fieldName = fieldSpec.rvalAt(s_var).toString();
|
|
TType expectedType = (TType)fieldSpec.rvalAt(s_type).toInt64();
|
|
|
|
if (typesAreCompatible(fieldType, expectedType)) {
|
|
readComplete = true;
|
|
Variant fieldValue = readField(fieldSpec, fieldType);
|
|
dest->o_set(fieldName, fieldValue, dest->o_getClassName());
|
|
}
|
|
}
|
|
|
|
if (!readComplete) {
|
|
skip(fieldType);
|
|
}
|
|
|
|
readFieldEnd();
|
|
}
|
|
|
|
readStructEnd();
|
|
}
|
|
|
|
void readStructBegin(void) {
|
|
structHistory.push(std::make_pair(state, lastFieldNum));
|
|
state = STATE_FIELD_READ;
|
|
lastFieldNum = 0;
|
|
}
|
|
|
|
void readStructEnd(void) {
|
|
std::pair<CState, uint16_t> prev = structHistory.top();
|
|
state = prev.first;
|
|
lastFieldNum = prev.second;
|
|
structHistory.pop();
|
|
}
|
|
|
|
void readFieldBegin(int16_t &fieldNum, TType &fieldType) {
|
|
uint8_t fieldTypeAndDelta = readUByte();
|
|
int delta = fieldTypeAndDelta >> 4;
|
|
CType fieldCType = (CType)(fieldTypeAndDelta & 0x0f);
|
|
fieldType = ctype_to_ttype(fieldCType);
|
|
|
|
if (fieldCType == C_STOP) {
|
|
fieldNum = 0;
|
|
return;
|
|
}
|
|
|
|
if (delta == 0) {
|
|
fieldNum = readI();
|
|
} else {
|
|
fieldNum = lastFieldNum + delta;
|
|
}
|
|
|
|
lastFieldNum = fieldNum;
|
|
|
|
if (fieldCType == C_TRUE) {
|
|
state = STATE_BOOL_READ;
|
|
boolValue = true;
|
|
} else if (fieldCType == C_FALSE) {
|
|
state = STATE_BOOL_READ;
|
|
boolValue = false;
|
|
} else {
|
|
state = STATE_VALUE_READ;
|
|
}
|
|
}
|
|
|
|
void readFieldEnd(void) {
|
|
state = STATE_FIELD_READ;
|
|
}
|
|
|
|
Variant readField(CArrRef spec, TType type) {
|
|
switch (type) {
|
|
case T_STOP:
|
|
case T_VOID:
|
|
return uninit_null();
|
|
|
|
case T_STRUCT: {
|
|
Variant className = spec.rvalAt(s_class);
|
|
if (className.isNull()) {
|
|
thrift_error("no class type in spec", ERR_INVALID_DATA);
|
|
}
|
|
|
|
String classNameString = className.toString();
|
|
Variant newStruct = create_object(classNameString, Array());
|
|
if (newStruct.isNull()) {
|
|
thrift_error("invalid class type in spec", ERR_INVALID_DATA);
|
|
}
|
|
|
|
Variant newStructSpec =
|
|
f_hphp_get_static_property(classNameString, "_TSPEC");
|
|
|
|
if (!newStructSpec.is(KindOfArray)) {
|
|
thrift_error("invalid type of spec", ERR_INVALID_DATA);
|
|
}
|
|
|
|
readStruct(newStruct, newStructSpec);
|
|
return newStruct;
|
|
}
|
|
|
|
case T_BOOL:
|
|
if (state == STATE_BOOL_READ) {
|
|
return boolValue;
|
|
} else if (state == STATE_CONTAINER_READ) {
|
|
return (readUByte() == C_TRUE);
|
|
} else {
|
|
thrift_error("Invalid state in compact protocol", ERR_UNKNOWN);
|
|
}
|
|
|
|
case T_BYTE:
|
|
return readUByte();
|
|
|
|
case T_I16:
|
|
case T_I32:
|
|
case T_I64:
|
|
case T_U64:
|
|
return readI();
|
|
|
|
case T_DOUBLE: {
|
|
union {
|
|
uint64_t i;
|
|
double d;
|
|
} u;
|
|
|
|
transport.readBytes(&(u.i), 8);
|
|
if (version >= VERSION_DOUBLE_BE) {
|
|
u.i = ntohll(u.i);
|
|
} else {
|
|
u.i = letohll(u.i);
|
|
}
|
|
return u.d;
|
|
}
|
|
|
|
case T_UTF8:
|
|
case T_UTF16:
|
|
case T_STRING:
|
|
return readString();
|
|
|
|
case T_MAP:
|
|
return readMap(spec);
|
|
|
|
case T_LIST:
|
|
return readList(spec, C_LIST_LIST);
|
|
|
|
case T_SET:
|
|
return readList(spec, C_LIST_SET);
|
|
|
|
default:
|
|
throw InvalidArgumentException("unknown TType", type);
|
|
}
|
|
}
|
|
|
|
void skip(TType type) {
|
|
switch (type) {
|
|
case T_STOP:
|
|
case T_VOID:
|
|
break;
|
|
|
|
case T_STRUCT: {
|
|
readStructBegin();
|
|
|
|
while (true) {
|
|
int16_t fieldNum;
|
|
TType fieldType;
|
|
readFieldBegin(fieldNum, fieldType);
|
|
|
|
if (fieldType == T_STOP) {
|
|
break;
|
|
}
|
|
|
|
skip(fieldType);
|
|
|
|
readFieldEnd();
|
|
}
|
|
|
|
readStructEnd();
|
|
}
|
|
break;
|
|
|
|
case T_BOOL:
|
|
if (state == STATE_BOOL_READ) {
|
|
// don't need to do anything
|
|
} else if (state == STATE_CONTAINER_READ) {
|
|
readUByte();
|
|
} else {
|
|
thrift_error("Invalid state in compact protocol", ERR_UNKNOWN);
|
|
}
|
|
break;
|
|
|
|
case T_BYTE:
|
|
readUByte();
|
|
break;
|
|
|
|
case T_I16:
|
|
case T_I32:
|
|
case T_I64:
|
|
case T_U64:
|
|
readI();
|
|
break;
|
|
|
|
case T_DOUBLE:
|
|
transport.skip(8);
|
|
break;
|
|
|
|
case T_UTF8:
|
|
case T_UTF16:
|
|
case T_STRING:
|
|
transport.skip(readVarint());
|
|
break;
|
|
|
|
case T_MAP: {
|
|
TType keyType, valueType;
|
|
uint32_t size;
|
|
readMapBegin(keyType, valueType, size);
|
|
|
|
for (uint32_t i = 0; i < size; i++) {
|
|
skip(keyType);
|
|
skip(valueType);
|
|
}
|
|
|
|
readCollectionEnd();
|
|
}
|
|
break;
|
|
|
|
case T_LIST:
|
|
case T_SET: {
|
|
TType valueType;
|
|
uint32_t size;
|
|
readListBegin(valueType, size);
|
|
|
|
for (uint32_t i = 0; i < size; i++) {
|
|
skip(valueType);
|
|
}
|
|
|
|
readCollectionEnd();
|
|
}
|
|
break;
|
|
|
|
default:
|
|
throw InvalidArgumentException("unknown TType", type);
|
|
}
|
|
}
|
|
|
|
Variant readMap(CArrRef spec) {
|
|
TType keyType, valueType;
|
|
uint32_t size;
|
|
readMapBegin(keyType, valueType, size);
|
|
|
|
Array keySpec = spec.rvalAt(s_key, AccessFlags::Error);
|
|
Array valueSpec = spec.rvalAt(s_val, AccessFlags::Error);
|
|
Variant ret = Array::Create();
|
|
|
|
for (uint32_t i = 0; i < size; i++) {
|
|
Variant key = readField(keySpec, keyType);
|
|
Variant value = readField(valueSpec, valueType);
|
|
ret.set(key, value);
|
|
}
|
|
|
|
readCollectionEnd();
|
|
return ret;
|
|
}
|
|
|
|
Variant readList(CArrRef spec, CListType listType) {
|
|
TType valueType;
|
|
uint32_t size;
|
|
readListBegin(valueType, size);
|
|
|
|
Array valueSpec = spec.rvalAt(s_elem, AccessFlags::Error_Key);
|
|
Variant ret = Array::Create();
|
|
|
|
for (uint32_t i = 0; i < size; i++) {
|
|
Variant value = readField(valueSpec, valueType);
|
|
if (listType == C_LIST_LIST) {
|
|
ret.append(value);
|
|
} else {
|
|
ret.set(value, true);
|
|
}
|
|
}
|
|
|
|
readCollectionEnd();
|
|
return ret;
|
|
}
|
|
|
|
void readMapBegin(TType &keyType, TType &valueType, uint32_t &size) {
|
|
size = readVarint();
|
|
uint8_t types = 0;
|
|
if (size > 0) {
|
|
types = readUByte();
|
|
}
|
|
|
|
valueType = ctype_to_ttype((CType)(types & 0x0f));
|
|
keyType = ctype_to_ttype((CType)(types >> 4));
|
|
|
|
containerHistory.push(state);
|
|
state = STATE_CONTAINER_READ;
|
|
}
|
|
|
|
void readListBegin(TType &elemType, uint32_t &size) {
|
|
uint8_t sizeAndType = readUByte();
|
|
|
|
size = sizeAndType >> 4;
|
|
elemType = ctype_to_ttype((CType)(sizeAndType & 0x0f));
|
|
|
|
if (size == 15) {
|
|
size = readVarint();
|
|
}
|
|
|
|
containerHistory.push(state);
|
|
state = STATE_CONTAINER_READ;
|
|
}
|
|
|
|
void readCollectionEnd(void) {
|
|
state = containerHistory.top();
|
|
containerHistory.pop();
|
|
}
|
|
|
|
uint8_t readUByte(void) {
|
|
return transport.readI8();
|
|
}
|
|
|
|
int64_t readI(void) {
|
|
return zigzagToI64(readVarint());
|
|
}
|
|
|
|
uint64_t readVarint(void) {
|
|
uint64_t result = 0;
|
|
uint8_t shift = 0;
|
|
|
|
while (true) {
|
|
uint8_t byte = readUByte();
|
|
result |= (uint64_t)(byte & 0x7f) << shift;
|
|
shift += 7;
|
|
|
|
if (!(byte & 0x80)) {
|
|
return result;
|
|
}
|
|
|
|
// Should never read more than 10 bytes, which is the max for a 64-bit
|
|
// int
|
|
if (shift >= 10 * 7) {
|
|
thrift_error("Variable-length int over 10 bytes", ERR_INVALID_DATA);
|
|
}
|
|
}
|
|
}
|
|
|
|
Variant readString(void) {
|
|
uint32_t size = readVarint();
|
|
|
|
if (size && (size + 1)) {
|
|
String s = String(size, ReserveString);
|
|
char* buf = s.mutableSlice().ptr;
|
|
|
|
transport.readBytes(buf, size);
|
|
return s.setSize(size);
|
|
} else {
|
|
transport.skip(size);
|
|
return "";
|
|
}
|
|
}
|
|
|
|
int64_t zigzagToI64(uint64_t n) {
|
|
return (n >> 1) ^ -(n & 1);
|
|
}
|
|
|
|
bool typeIsInt(TType t) {
|
|
return (t == T_BYTE) || ((t >= T_I16) && (t <= T_I64));
|
|
}
|
|
|
|
bool typesAreCompatible(TType t1, TType t2) {
|
|
return (t1 == t2) || (typeIsInt(t1) && (typeIsInt(t2)));
|
|
}
|
|
|
|
};
|
|
|
|
int f_thrift_protocol_set_compact_version(int version) {
|
|
int result = s_compact_request_data->version;
|
|
s_compact_request_data->version = (uint8_t)version;
|
|
return result;
|
|
}
|
|
|
|
void f_thrift_protocol_write_compact(CObjRef transportobj,
|
|
CStrRef method_name,
|
|
int64_t msgtype,
|
|
CObjRef request_struct,
|
|
int seqid) {
|
|
PHPOutputTransport transport(transportobj);
|
|
|
|
CompactWriter writer(&transport);
|
|
writer.setWriteVersion(s_compact_request_data->version);
|
|
writer.writeHeader(method_name, (uint8_t)msgtype, (uint32_t)seqid);
|
|
writer.write(request_struct);
|
|
|
|
transport.flush();
|
|
}
|
|
|
|
Variant f_thrift_protocol_read_compact(CObjRef transportobj,
|
|
CStrRef obj_typename) {
|
|
CompactReader reader(transportobj);
|
|
return reader.read(obj_typename);
|
|
}
|
|
|
|
}
|