1 // Copyright 2020 Google LLC
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 #ifndef YAML_WRITE_HANDLER_H_
16 #define YAML_WRITE_HANDLER_H_
17 
18 typedef struct yaml_output_buffer {
19   unsigned char *buf;
20   size_t size;
21 } yaml_output_buffer_t;
22 
yaml_write_handler(void * data,unsigned char * buffer,size_t size)23 static int yaml_write_handler(void *data, unsigned char *buffer, size_t size) {
24   yaml_output_buffer_t *out = (yaml_output_buffer_t *)data;
25 
26   out->buf = (unsigned char *)realloc(out->buf, out->size + size);
27   if (!out->buf) {
28     out->size = 0;
29     return 1;
30   }
31 
32   memcpy(out->buf + out->size, buffer, size);
33   out->size += size;
34   return 0;
35 }
36 
37 #endif // YAML_WRITE_HANDLER_H_
38