81 lines
2.4 KiB
C++
81 lines
2.4 KiB
C++
/* Copyright 2016 Pete Warden. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==============================================================================*/
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#include <stdio.h>
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#include <iostream>
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#include <vector>
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#include "picoproto.h"
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const int32_t GRAPH_DEF_NODE_FIELD = 1;
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const int32_t NODE_DEF_NAME_FIELD = 1;
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const int32_t NODE_DEF_OP_FIELD = 2;
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const int32_t NODE_DEF_INPUT_FIELD = 3;
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int main(int argc, const char* argv[]) {
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if (argc < 2) {
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PP_LOG(ERROR) << "No file name found in arguments" << std::endl;
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return -1;
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}
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FILE* f = fopen(argv[1], "rb");
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if (!f) {
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PP_LOG(ERROR) << "Couldn't find file " << argv[1] << std::endl;
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return -1;
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}
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fseek(f, 0, SEEK_END);
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long fsize = ftell(f);
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fseek(f, 0, SEEK_SET);
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uint8_t* bytes = new uint8_t[fsize];
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fread(bytes, fsize, 1, f);
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fclose(f);
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picoproto::Message graph_def;
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graph_def.ParseFromBytes(bytes, fsize);
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std::vector<picoproto::Message*> nodes =
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graph_def.GetMessageArray(GRAPH_DEF_NODE_FIELD);
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std::cout << "digraph graphname {\n";
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for (picoproto::Message* node : nodes) {
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std::string node_name = node->GetString(NODE_DEF_NAME_FIELD);
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std::string op_name = node->GetString(NODE_DEF_OP_FIELD);
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std::cout << " \"" << node_name << "\" [label=\"" << op_name << "\"];\n";
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std::vector<std::string> inputs =
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node->GetStringArray(NODE_DEF_INPUT_FIELD);
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for (const std::string& input_name : inputs) {
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size_t colon_pos = input_name.find(":");
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if (colon_pos == std::string::npos) {
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colon_pos = input_name.size();
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}
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size_t hat_pos;
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if (input_name[0] == '^') {
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hat_pos = 1;
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} else {
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hat_pos = 0;
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}
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std::string input_node_name =
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input_name.substr(hat_pos, colon_pos - hat_pos);
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std::cout << " \"" << input_node_name << "\" -> \"" << node_name
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<< "\";\n";
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}
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}
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std::cout << "}\n";
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delete[] bytes;
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return 0;
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}
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