1// Copyright 2015 Google Inc. All rights reserved 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15// +build ignore 16 17#include "io.h" 18 19#include "log.h" 20 21void DumpInt(FILE* fp, int v) { 22 size_t r = fwrite(&v, sizeof(v), 1, fp); 23 CHECK(r == 1); 24} 25 26void DumpString(FILE* fp, StringPiece s) { 27 DumpInt(fp, s.size()); 28 size_t r = fwrite(s.data(), 1, s.size(), fp); 29 CHECK(r == s.size()); 30} 31 32int LoadInt(FILE* fp) { 33 int v; 34 size_t r = fread(&v, sizeof(v), 1, fp); 35 if (r != 1) 36 return -1; 37 return v; 38} 39 40bool LoadString(FILE* fp, string* s) { 41 int len = LoadInt(fp); 42 if (len < 0) 43 return false; 44 s->resize(len); 45 size_t r = fread(&(*s)[0], 1, s->size(), fp); 46 if (r != s->size()) 47 return false; 48 return true; 49} 50