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authorPieter Wuille <pieter.wuille@gmail.com>2012-08-16 02:21:28 +0200
committerPieter Wuille <pieter.wuille@gmail.com>2012-10-20 23:08:57 +0200
commitbba89aa82a80f0373dcb7288d96d5b0fcb453d73 (patch)
treef3b4fd8649021b52e19cfdf4620ffead5f30910e /src/util.h
parent5382bcf8cd23c36a435c29080770a79b5e28af42 (diff)
downloadbitcoin-bba89aa82a80f0373dcb7288d96d5b0fcb453d73.tar.xz
Pre-allocate block and undo files in chunks
Introduce a AllocateFileRange() function in util, which wipes or at least allocates a given range of a file. It can be overriden by more efficient OS-dependent versions if necessary. Block and undo files are now allocated in chunks of 16 and 1 MiB, respectively.
Diffstat (limited to 'src/util.h')
-rw-r--r--src/util.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/util.h b/src/util.h
index d80b3c28b2..b798f60aa7 100644
--- a/src/util.h
+++ b/src/util.h
@@ -196,6 +196,7 @@ bool WildcardMatch(const char* psz, const char* mask);
bool WildcardMatch(const std::string& str, const std::string& mask);
void FileCommit(FILE *fileout);
int GetFilesize(FILE* file);
+void AllocateFileRange(FILE *file, unsigned int offset, unsigned int length);
bool RenameOver(boost::filesystem::path src, boost::filesystem::path dest);
boost::filesystem::path GetDefaultDataDir();
const boost::filesystem::path &GetDataDir(bool fNetSpecific = true);