• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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 
DumpInt(FILE * fp,int v)21 void DumpInt(FILE* fp, int v) {
22   size_t r = fwrite(&v, sizeof(v), 1, fp);
23   CHECK(r == 1);
24 }
25 
DumpString(FILE * fp,StringPiece s)26 void 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 
LoadInt(FILE * fp)32 int 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 
LoadString(FILE * fp,string * s)40 bool 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