kc3-lang/brotli/dec/safe_malloc.h

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• Hash : 81cb09f1
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  Date : 2015-03-20T15:44:15
  

  separate the licenses from documentation
  

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• dec/safe_malloc.h

• /* Copyright 2013 Google Inc. All Rights Reserved.
  
     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
     You may obtain a copy of the License at
  
     http://www.apache.org/licenses/LICENSE-2.0
  
     Unless required by applicable law or agreed to in writing, software
     distributed under the License is distributed on an "AS IS" BASIS,
     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     See the License for the specific language governing permissions and
     limitations under the License.
  */
  
  /* Size-checked memory allocation. */
  
  #ifndef BROTLI_DEC_SAFE_MALLOC_H_
  #define BROTLI_DEC_SAFE_MALLOC_H_
  
  #include <assert.h>
  
  #include "./types.h"
  
  #if defined(__cplusplus) || defined(c_plusplus)
  extern "C" {
  #endif
  
  /* This is the maximum memory amount that we will ever try to allocate. */
  #define BROTLI_MAX_ALLOCABLE_MEMORY (1 << 30)
  
  /* size-checking safe malloc/calloc: verify that the requested size is not too
     large, or return NULL. You don't need to call these for constructs like
     malloc(sizeof(foo)), but only if there's font-dependent size involved
     somewhere (like: malloc(decoded_size * sizeof(*something))). That's why this
     safe malloc() borrows the signature from calloc(), pointing at the dangerous
     underlying multiply involved.
  */
  void* BrotliSafeMalloc(uint64_t nmemb, size_t size);
  
  #if defined(__cplusplus) || defined(c_plusplus)
  }    /* extern "C" */
  #endif
  
  #endif  /* BROTLI_DEC_SAFE_MALLOC_H_ */
  

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