third_party/WebKit/Source/wtf/FastMalloc.cpp

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  30
  31 #include "config.h"
  32 #include "wtf/FastMalloc.h"
  33
  34 #include "wtf/Partitions.h"
  35 #include <string.h>
  36
  37 namespace WTF {
  38
  39 void* fastZeroedMalloc(size_t n)
  40 {
  41     void* result = fastMalloc(n);
  42     memset(result, 0, n);
  43     return result;
  44 }
  45
  46 char* fastStrDup(const char* src)
  47 {
  48     size_t len = strlen(src) + 1;
  49     char* dup = static_cast<char*>(fastMalloc(len));
  50     memcpy(dup, src, len);
  51     return dup;
  52 }
  53
  54 void* fastMalloc(size_t n)
  55 {
  56     return partitionAllocGeneric(Partitions::fastMallocPartition(), n);
  57 }
  58
  59 void fastFree(void* p)
  60 {
  61     partitionFreeGeneric(Partitions::fastMallocPartition(), p);
  62 }
  63
  64 void* fastRealloc(void* p, size_t n)
  65 {
  66     return partitionReallocGeneric(Partitions::fastMallocPartition(), p, n);
  67 }
  68
  69 } // namespace WTF